Classifications

• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
  • E04F21/00—Implements for finishing work on buildings
  • E04F21/0007—Implements for finishing work on buildings for mounting doors, windows or frames; their fitting
  • E04F21/0015—Implements for finishing work on buildings for mounting doors, windows or frames; their fitting for mounting frames

Definitions

• the present invention relates to a device for mounting and/or positioning a frame in a wall opening and/or in a masonry opening.
• the present invention relates to a method for mounting and/or fixing a device to a frame, wherein the device is configured for mounting and/or positioning the frame in a wall opening and/or a masonry opening.
• the DE 202021002855 U1 a generic device for positioning or mounting frames in wall openings.
• the present invention is therefore based on the object of providing, in particular, a device for mounting and/or positioning a frame in a wall opening and/or in a masonry opening, which preferably has a simpler, faster, more precise and/or more ergonomic positioning or mounting of the frame.
• a device according to the invention for mounting and/or positioning a frame in a wall opening and/or in a masonry opening comprises a first fixing section for releasably fixing the device to the frame.
• the device preferably comprises a second fixing portion for releasably fixing the device to the frame.
• a first engagement element may be positioned on the first fixing portion for engaging a first groove portion of the frame in the fixed state.
• a second engagement element can be positioned on the second fixing portion for engaging in a second groove portion of the frame in the fixed state.
• the frame can be mounted and/or positioned in the wall opening and/or in the wall opening in the fixed state by means of the device.
• a frame can be understood in particular as a frame for receiving a door leaf, for example to separate or open different rooms within a building.
• a frame can be constructed from three basic elements: a cross member, to which two frame legs are attached at a 90° angle using a so-called miter. These three basic elements can be divided into further sub-elements.
• the two frame legs and the cross element can have a so-called frame rebate, which can be understood as an internal, quadrangular (rectangular or square) recess and extends continuously from the inside of the two frame legs to the cross element.
• frame rebate can be understood as an internal, quadrangular (rectangular or square) recess and extends continuously from the inside of the two frame legs to the cross element.
• the device preferably sits or lies in the frame rebate of both frame legs and can be fixed there by means of appropriate fixing elements.
• the device can additionally have the first and the second fixing section, which can be understood as the section of the device which, in the fixed or mounted state, is actually in contact with the frame rebate of both frame legs.
• the device may have the first and second fixing portions and the first and second engagement elements along its entire longitudinal extent.
• the first engagement element positioned on the first fixing portion may be integrally connected to the first fixing portion so that on a macro level there is no separating surface between the first fixing section and the first engagement element.
• the second engagement element positioned on the second fixing portion may also be integrally connected to the second fixing portion such that no separation surface exists on a macro level between the second fixing portion and the second engagement element.
• a groove is preferably introduced into the frame rebate, which groove can be introduced at least along the entire longitudinal extent of the two frame legs in the frame rebate in the form of the first and second groove section.
• the groove can be introduced along the entire longitudinal extent of the cross element in the frame rebate there.
• the device according to the invention can engage in a defined and precise manner in the respective groove sections, so that mounting of this device on the frame is facilitated.
• the first fixing section can have a first attachment surface and a second attachment surface for attaching the first fixing section to a first frame rebate surface and a second frame rebate surface of a frame rebate of a first frame leg of the frame.
• first attachment surface can be in contact with the first frame rebate surface and the second attachment surface can be in contact with the second frame rebate surface of the first frame leg in the fixed state.
• the first fixing section may have a first attachment surface or a second attachment surface for attaching the first fixing section to a first frame rebate surface or a second frame rebate surface of a frame rebate of a first frame leg of the frame.
• the first attachment surface can be in contact with the first frame rebate surface or the second attachment surface can be in contact with the second frame rebate surface of the first frame leg in the fixed state.
• the second fixing section may also have a first attachment surface and a second attachment surface for attaching the second fixing section to a first frame rebate surface and a second frame rebate surface of a frame rebate of a second frame leg of the frame.
• this first attachment surface can be in contact with the first frame rebate surface and the second attachment surface can be in contact with the second frame rebate surface of the second frame leg in the fixed state.
• the second fixing section may also have a first attachment surface or a second attachment surface for attaching the second fixing section to a first frame rebate surface or a second frame rebate surface of a frame rebate of a second frame leg of the frame.
• first attachment surface can be in contact with the first frame rebate surface or the second attachment surface can be in contact with the second frame rebate surface of the second frame leg in the fixed state.
• the respective first and second attachment surfaces are flat or level surfaces and are aligned at right angles to each other.
• the first engagement element may have a first engagement projection projecting from the first engagement surface of the first fixing portion along a first plane.
• the first plane may preferably be aligned perpendicular to this first attachment surface.
• the cross section of the first engagement projection may have a shape symmetrical with respect to the first plane or may be divided in half by the plane.
• the second engagement element may have a second engagement projection projecting from the first engagement surface of the second fixing portion along a second plane.
• the second plane is preferably aligned perpendicular to this first attachment surface.
• the cross section of the second engagement projection may have a shape symmetrical with respect to the second plane or may be divided in half by the plane.
• the first plane is aligned parallel to the second attachment surface of the first fixing section and the second plane is aligned parallel to the second attachment surface of the second fixing section.
• the first fixing section can have a plurality of fixing element receptacles for each receiving a fixing element for fixing the first fixing section to the first frame leg.
• the fastening to the first frame rebate section of the first frame leg can be effected by the one or more fastening elements extending from the first fastening section through the fastening element receptacle(s) to the first frame leg, i.e. preferably through the first groove section of the first frame rebate section, and engaging in the frame leg.
• the first fixing section can preferably have four or more fixing element receptacles for each receiving a fixing element.
• the fixing elements can comprise screws or rotary knobs.
• the second fixing section can also have a plurality of fixing element receptacles for receiving a fixing element each for fixing the second fixing section to the second frame leg.
• the fastening to the second frame rebate section of the second frame leg can be effected by the one or more fastening elements extending from the second fastening section through the fastening element receptacle(s) to the second frame leg, i.e. preferably through the second groove section of the second frame rebate section, and engaging in the frame leg.
• the second fixing section can preferably have four or more fixing element receptacles for each receiving a fixing element.
• the fixing elements can comprise screws or rotary knobs.
• the fixing element receptacles of the first fixing section each comprise a receiving sleeve having a receiving opening.
• the receiving sleeve can preferably form an opening section of a receiving through-opening through the first fixing section.
• the opening portion corresponds to a certain portion along the center axis of the respective entire receiving through-hole of the first fixing portion. These respective receiving through-holes can also completely penetrate the first engagement element.
• the respective receiving through holes are formed, in addition to the receiving sleeve, by the first fixing portion.
• the receiving sleeve is formed as a hollow cylindrical receiving sleeve which has a circular cross-section so that the receiving opening is a circular receiving opening.
• the receiving sleeve can preferably be introduced into the first fixing section by means of a force fit.
• the receiving sleeve may preferably comprise a different, preferably harder material than the first fixing portion.
• the fixing element receptacles of the second fixing section can each comprise a receiving sleeve having a receiving opening.
• This receiving sleeve can preferably form an opening portion of a receiving through-opening through the second fixing portion.
• This opening section corresponds to a certain section along the central axis of the respective entire receiving through-opening of the second fixing section.
• the respective receiving through holes are formed by the second fixing portion in addition to the receiving sleeve.
• This receiving sleeve is formed as a hollow cylindrical receiving sleeve which has a circular cross-section so that the receiving opening is a circular receiving opening.
• the receiving sleeve can preferably be introduced into the second fixing section by means of a force fit.
• This receiving sleeve may preferably comprise a different, preferably harder material than the second fixing section.
• a central axis of the respective receiving opening of the first fixing section forms an angle with a surface normal of the first attachment surface of the first fixing section.
• This angle can in particular be between approximately 5° and approximately 15°. Preferably, this angle can be between approximately 7° and approximately 13°. And particularly preferably, this angle can be between approximately 9° and approximately 11°.
• the respective receiving opening extends along an oblique course from a surface parallel to the first attachment surface through the first fixing section and opens into the first attachment surface.
• the angle between approximately 9° and approximately 11° allows precise penetration of the respective fixing element into the first groove section without damaging the edges of the first groove section.
• a central axis of the respective receiving opening of the second fixing section forms an angle with a surface normal of the first attachment surface of the second fixing section.
• This angle can in particular be between approximately 5° and approximately 15°. Preferably, this angle can be between approximately 7° and approximately 13°. And particularly preferably, this angle can be between approximately 9° and approximately 11°.
• the respective receiving opening extends along an oblique course from a surface parallel to the first attachment surface through the second fixing section and opens into the first attachment surface.
• the angle between approximately 9° and approximately 11° allows precise penetration of the respective fixing element into the second groove section without damaging the edges of the second groove section.
• the device has a first device element and a second device element.
• the first device element may have the first fixing portion for releasably fixing the first device element to the frame and the second device element may have the second fixing portion for releasably fixing the second device element to the frame.
• the device can therefore comprise two separate device elements on which the first and second fixing sections are provided.
• the separate design offers the advantage that the first device element and the second device element are not rigidly coupled to each other (e.g. as in a one-piece device body), so that they are movable relative to each other.
• the first device element comprises a first folding unit and the second device element comprises a second folding unit for folding the first device element and the second device element from an unfolded position into a folded position.
• first device element and the second device element can be unfolded from a folded position to an unfolded position.
• the two folding units divide the first and second device elements centrally along their respective main extension directions, so that the first and second device elements are each constructed from a first and second device element half.
• the first and second fixing sections are therefore each formed by the two device element halves of the first and second device elements.
• the respective first and second attachment surfaces of the first and second fixing sections can be aligned with each other, ie they each enclose an angle of 180° with each other.
• the respective first and second attachment surfaces can each enclose an angle between 0° and 30° with respect to one another.
• the first folding unit may be provided with a first folding pivot joint, which has a manually operable clamping mechanism for clamping the first device element in the unfolded position and in the folded position.
• Manual operation can preferably be performed via a handwheel.
• the second folding unit may comprise a second folding pivot joint, which also comprises a manually operable clamping mechanism for clamping the second device element in the unfolded position and in the folded position.
• the manual operation can preferably be performed via a handwheel.
• the rotation of the first and second device elements from the unfolded to the folded state or vice versa can take place, wherein the axis of rotation extends along the main extension direction of the folding rotary joint.
• the clamping mechanism locks the two device elements in the unfolded and folded states, respectively, and prevents the device from accidentally swinging back from the unfolded to the folded state, or vice versa, under its own weight. This could result in injuries to a user, for example, by trapping limbs.
• the first device element may further comprise a first locking mechanism for locking the first device element in the unfolded position.
• the second device element may comprise a second locking mechanism for locking the second device element in the unfolded position.
• a locking mechanism in addition to the clamping mechanism, is important for an additional level of safety.
• the first locking mechanism and the second locking mechanism can therefore be regarded as an additional anti-pivot device, which can be arranged on a respective device element half in the region of the respective folding pivot joint.
• the respective locking element can be shaped as a positive locking slide, which in the unfolded state can be pushed from one half of the device element into the other half to form the positive connection.
• At least one side support element is fixed to the first device element by means of a rotary joint, wherein the at least one side support element has a side support surface for laterally supporting a first lining board of the frame.
• At least one side support element can also be fixed to the second device element by means of a rotary joint, wherein this at least one side support element has a side support surface for laterally supporting a second lining board of the frame.
• the two lining boards are each the sections of the two frame legs, the lining board outer surfaces of which are aligned parallel to each other and, when installed, face each other within the wall hole or wall hole.
• the two side support elements can have a pivoted-up state in which they are in contact with the respective lining board outer surfaces. In this state, the two side support elements can be aligned perpendicular to the respective first attachment surface.
• the two side support elements can rest against the respective device elements in a pivoted-closed state and not be in contact with the lining boards.
• the swivel joints each have a fixed-loose bearing, whereby the fixed bearing each has a self-locking nut so that sufficient self-locking is created in the opened and closed state so that the respective side support elements do not open or close unintentionally.
• the first device element may preferably comprise two side support elements, with a side support element being fixed to each device element half as described above.
• the second device element can also preferably have two side support elements, wherein a side support element is fixed to each device element half as described above.
• the at least one side support element of the first device element can have a receiving groove into which an elastic side support strip is releasably secured to form the side support surface in the secured state.
• the at least one side support element of the second device element can have a receiving groove into which an elastic side support strip is releasably secured to form the side support surface in the secured state.
• the distance of the side support surface depends on the position of the first and second groove sections in the frame rebate.
• the position of the first and second groove sections e.g., central
• their respective distance from the frame rebate edges determine the distance or gap between the respective second engagement surface and the respective second frame rebate surface.
• the respective second attachment surface contacts the respective second frame rebate surface or is attached to it.
• a gap may arise between the respective second attachment surface and the respective second frame rebate surface, which, due to the fixing of the respective side support element to the first and second device element, also leads to a corresponding gap between the respective side support surface and the respective lining board outer surface.
• the removable and elastic side support strip is inserted into the receiving groove and secured there.
• the strip can therefore have a variable strip thickness so that the distance changes can be compensated by different strips.
• the first device element and the second device element can be coupled by means of a telescopic mechanism for continuously adjusting a distance of the first device element to the second device element along a transverse axis which is oriented perpendicular to a respective main extension axis of the first device element and the second device element, for adaptation to different frame rebate dimensions of the frame.
• this adjustment of the distance can also be done in stages.
• Common frame rebate dimensions i.e. the distance or clear dimension between the two parallel, facing second frame rebate surfaces, are 591 mm, 716 mm, 841 mm, 966 mm or 1091 mm.
• the telescopic mechanism has a locking position for the common frame rebate dimensions, allowing a locking element mounted on the telescopic mechanism to be releasably engaged.
• the distance can be continuously adjusted, allowing frames with these frame rebate dimensions to be mounted or positioned using the device.
• the telescopic mechanism may comprise a first telescopic device having two fixing end portions for fixing the first telescopic device to the first device element and to the second device element, wherein the first telescopic device has a first axial stop and a second axial stop for limiting a minimum distance and a maximum distance of the first device element to the second device element along the transverse axis.
• the telescopic mechanism may comprise a second telescopic device which also has two fixing end regions for fixing the second telescopic device to the first device element and to the second device element, wherein the second telescopic device also has a first axial stop and a second axial stop for limiting a minimum distance and a maximum distance of the first device element to the second device element along the transverse axis.
• these two device elements are rigidly mechanically coupled to each other, apart from the transverse direction.
• the only degree of freedom with respect to which the first and second device elements can move relative to each other is the distance between the first and second device elements along the transverse direction.
• the transverse axis can in particular be aligned perpendicular to the two main extension axes of the first and the second device element.
• first and second axial stops allow the distance to be adjusted within a maximum and a minimum distance.
• the first telescopic device can be fixed with its two fixing end regions to the respective first two corresponding device element halves of the first and second device element.
• the second telescopic device can preferably be fixed with its two fixing end regions to the respective second two corresponding device element halves of the first and second device element.
• the device comprises several extruded profiles.
• the extruded profiles can preferably be aluminum extruded profiles.
• Extruded profiles made of aluminum or aluminum alloys (which are suitable for forming by extrusion) offer sufficient strength and, as a result, sufficient dimensional stability and rigidity for the assembly of the frame.
• a low overall weight of the device can be achieved by using aluminum while simultaneously controlling costs.
• extruded profiles are, in particular, the shape and position tolerances that are sufficient for the application of the device and the wide variety of shapes, by means of which, in particular, the cross-sections of the different components of the device can be adapted during assembly and positioning of the frame.
• the first device element can be constructed from a first extruded profile having a rectangular hollow cross-section.
• the first extruded profile is preferably an aluminum extruded profile.
• the rectangular hollow cross-section is preferably constructed as a rectangular hollow cross-section with a closed outer circumference.
• the externally closed cross-sectional structure does not exclude the possibility that this cross-section may have individual section-wise openings or recesses (such as the receiving openings or receiving grooves for receiving fixing elements).
• This rectangular, closed hollow cross-section offers a good compromise between rigidity, weight requirements and adaptation to the frame rebate, which is also rectangular or square in shape.
• the hollow cross-section may preferably have a fixing section chamber for forming the first fixing section.
• the hollow cross-section may preferably have a central chamber for forming a central section.
• the hollow cross-section may preferably have a profile stiffening chamber for forming an additional profile stiffening section
• the second device element may be constructed from a second extruded profile which also has a rectangular hollow cross-section.
• the second extruded profile is preferably an aluminum extruded profile.
• the rectangular hollow cross-section is preferably constructed as a rectangular hollow cross-section with a closed outer circumference.
• the externally closed cross-sectional structure does not exclude the possibility that this cross-section may have individual section-wise openings or recesses (such as the receiving openings for receiving the respective fixing elements).
• This rectangular, closed hollow cross-section offers a good compromise between rigidity, weight requirements and adaptation to the frame rebate, which is also rectangular or square in shape.
• This hollow cross-section may also preferably have a fixing section chamber for forming the first fixing section.
• the hollow cross-section may preferably have a central chamber for forming a central section.
• the hollow cross-section may preferably also have a profile stiffening chamber for forming an additional profile stiffening section.
• the fixing section chamber of the first extruded profile has a rib structure with a plurality of stiffening ribs
• the profile stiffening chamber of the hollow cross-section of the first extruded profile can also have a rib structure with a plurality of stiffening ribs.
• the rib structure can in particular be constructed in such a way that several stiffening ribs rise from the outer circumferentially closed chamber and reunite within the respective chamber to form the respective rib structure.
• the rib structure can also have rib sections that can be shaped to receive the receiving sleeves or into which the receiving sleeves can be pressed.
• rib sections can also be formed, the shape of which is adapted to so-called sliding blocks, to which further fixing elements can be fixed, e.g. by screwing.
• the fixing section chamber of the second extruded profile has a rib structure with a plurality of stiffening ribs
• the profile stiffening chamber of the hollow cross-section of the second extruded profile can also have a rib structure with a plurality of stiffening ribs.
• the rib structure can in particular be constructed in such a way that several stiffening ribs rise from the outer circumferentially closed chamber and reunite within the respective chamber to form the respective rib structure.
• the rib structure can also have rib sections that can be shaped to receive the receiving sleeves or into which the receiving sleeves can be pressed.
• rib sections can also be formed, the shape of which is adapted to so-called sliding blocks, to which further fixing elements can be fixed.
• the first telescopic device comprises an outer telescopic rail and an inner telescopic rail, which in the assembled state is received in the outer telescopic rail in a linearly displaceable manner.
• the outer telescopic rail and the inner telescopic rail can each be constructed from an extruded profile.
• This extruded profile can preferably be an aluminum extruded profile.
• the outer telescopic rail preferably has a rectangular hollow cross-section, which preferably has a central cross-sectional area in which the hollow cross-section is tapered to define a first guide cross-sectional area.
• the rectangular hollow cross-section is preferably shaped as a hollow cross-section closed on the outside.
• the respective rectangular hollow cross-section closed on the outside can be understood in such a way that a large part of the hollow cross-section is completely closed in the circumferential direction, but some areas are left out.
• the inner telescopic rail may have a rectangular hollow cross-section, which preferably has a central cross-sectional area in which the hollow cross-section is tapered to define a second guide cross-sectional area.
• the rectangular hollow cross-section is preferably shaped as a hollow cross-section closed on the outside.
• the respective rectangular hollow cross-section closed on the outside can be understood in such a way that a large part of the hollow cross-section is completely closed in the circumferential direction, but some areas are left out.
• the second telescopic device can be constructed in the same way as the first telescopic device.
• the second telescopic device also comprises an outer telescopic rail and an inner telescopic rail, which, in the assembled state, is accommodated in the outer telescopic rail in a linearly displaceable manner.
• This outer telescopic rail and this inner telescopic rail can each be constructed from an extruded profile.
• This extruded profile can preferably be an aluminum extruded profile.
• the outer telescopic rail preferably has a rectangular hollow cross-section, which preferably has a central cross-sectional area in which the hollow cross-section is tapered to define a first guide cross-sectional area.
• the rectangular hollow cross-section is preferably shaped as a hollow cross-section closed on the outside.
• the inner telescopic rail may have a rectangular hollow cross-section, which preferably has a central cross-sectional area in which the hollow cross-section is tapered to define a second guide cross-sectional area.
• the rectangular hollow cross-section is preferably shaped as a hollow cross-section closed on the outside.
• the first guide cross-sectional area of the hollow cross-section of the outer telescopic rail engages in the second guide cross-sectional area of the hollow cross-section of the inner telescopic rail for at least partially linear guidance of the inner telescopic rail in the outer telescopic rail.
• the two guide cross-sectional areas of the inner and outer telescopic rails are each waisted, i.e. by means of a cross-sectional narrowing relative to the rectangular initial hollow cross-section, and are shaped correspondingly to each other, a defined linear guide can be achieved in certain areas.
• the rectangular shaped areas of the inner and outer telescopic rails are also shaped correspondingly to each other and thus also form a partially linear guide.
• the present invention is further based on the object of providing, in particular, a method for mounting and/or fixing the device explained above to a frame, which can preferably be carried out more simply, more precisely, more quickly and/or more ergonomically.
• the device described above may be configured to carry out the method described herein, and the method described herein may be designed to be executable by means of the device described above.
• the attachment position preferably has a smaller distance from the cross element of the frame than the fixing position and can refer to the end of the device explained above facing the cross element.
• Fig. 1 shows a schematic, perspective view of a device 100 for mounting and positioning a frame 102 (for detailed illustration see Fig. 7 ) in a wall opening according to an exemplary embodiment of the present invention.
• the wall opening (not shown in the figures) can additionally or alternatively be regarded as a wall opening.
• This device 100 comprises a first fixing portion 104 for releasably fixing the device 100 to the frame 102 and a second fixing portion 106 for releasably fixing the device 100 to the frame 102.
• the first fixing section 104 has a first attachment surface 116 and a second attachment surface 118 for attaching the first fixing section 104 to a first frame rebate surface 120 and to a second frame rebate surface 122 of a frame rebate 124 (see Fig. 7 ) of a first frame leg 126 of the frame 102.
• the second fixing portion 106 also has a first attachment surface 116 and a second attachment surface 118 for attaching the second fixing portion 106 to a first frame rebate surface 120 and to a second frame rebate surface 122 of a frame rebate 128 of a second frame leg 130 of the frame 102.
• first and second attachment surfaces 116, 118 are each aligned perpendicular to each other for corresponding engagement in the frame rebate 128, which forms a square or rectangular recess in the two frame legs 126, 130.
• a first engagement element 108 is positioned on the first fixing portion 104 for engaging a first groove portion 110 of the frame 102 in the fixed state.
• a second engagement element 112 is positioned on the second fixing portion 106 for engaging in a second groove portion 114 of the frame 102 in the fixed state.
• the frame 102 can be mounted and positioned in the wall opening or in the wall opening in the fixed state by means of the device 100.
• the device 100 has a first device element 150 and a second device element 152.
• the first device element 150 has the first fixing portion 104 for releasably fixing the first device element 150 to the frame 102.
• the second device element 152 has the second fixing portion 106 for releasably fixing the second device element 152 to the frame 102.
• the first and second fixing sections 104, 106 can be understood as those outer rectangular sections of the respective device element 150, 152 which, in the fixed or mounted state, are actually in contact with the respective frame rebate 124, 128 of both frame legs 126, 128.
• the first and second fixing sections 104, 106 each extend along the entire length of the first and second device elements 150, 152, respectively, parallel to their two main extension axes H1, H2.
• the device 100 generally comprises a plurality of extruded profiles in the form of aluminum extruded profiles.
• This extruded profile has a rectangular hollow cross-section 204 that is closed on the outside.
• the second device element 152 is accordingly also constructed from a second extruded profile in the form of an aluminum extruded profile, which also has a rectangular hollow cross-section 204 closed on the outside.
• the respective rectangular hollow cross-section 204 which is closed on the outside can be understood in such a way that a large part of the hollow cross-section 204 is completely closed in the circumferential direction, but some areas are left out.
• the respective rectangular hollow cross-section 204 which is closed on the outside, has two opposite, parallel short sides 246, 248 and two opposite, parallel long sides 250, 252.
• the first, outer short side 246 has the second attachment surface 118, whereas the respective second, inner short sides 248 are in the assembled state according to Fig. 1 facing each other and aligned parallel to each other.
• the first long side 250 is, in relation to the assembled state, a long side 250 facing the frame and has the first attachment surface 116.
• the second long side 252 is, in the assembled state, a long side 252 facing away from the frame.
• Two fixing grooves 254 are provided in the long side 250 facing the frame.
• the first fixing section 104 has a plurality of fixing element receptacles 140 for receiving a fixing element 142 each for fixing the first fixing section 104 to the first frame leg 126 (detailed in Fig. 7 shown).
• the second fixing section 106 also has a plurality of fixing element receptacles 140 for receiving a fixing element 142 each for fixing the second fixing section 106 to the second frame leg 130.
• first fixing section 104 and the second fixing section 106 each have a total of four fixing element receptacles 140.
• fixing element receptacles 140 may be provided.
• the first device element 150 further comprises a first folding unit 154 and the second device element 152 comprises a second folding unit 156 for folding the first device element 150 and the second device element 152 from an unfolded position to a folded position.
• the first folding unit 154 divides the first device element 150 centrally along its main extension direction H1, so that the first device element 150 is constructed from a first and second device element half 238, 240.
• the second folding unit 156 divides the second device element 152 centrally along its main extension direction H2, so that the second device element 152 is also constructed from a first and second device element half 242, 244.
• the first folding unit 154 has a first folding pivot joint 158, which has a clamping mechanism 162 that can be manually operated by a handwheel 160 for clamping the first device element 150, that is to say the first and second device element halves 238, 240, in the unfolded position and in the folded position.
• the first folding unit 154 is releasably fixed in the two fixing grooves 254 by means of several screws (e.g. four) and several so-called sliding blocks (not visible).
• the second folding unit 156 also has a second folding pivot joint 164, which also has a clamping mechanism 162 that can be manually operated by handwheel 160 for clamping the second device element 152 in the unfolded position and in the folded position.
• the second folding unit 156 is also releasably fixed in the two fixing grooves 254 by means of several screws (e.g. four) and several so-called sliding blocks (not visible).
• the first and second folding pivot joints 158, 164 each have a rotation axis or pivot axis D, which are arranged coaxially to one another and about which the device 100 can be pivoted from its unfolded to its folded position and vice versa by means of its respective device element halves 238, 240; 242, 244.
• a side support element 170 and a second side support element 172 are fixed to the first device element 150 by means of a pivot joint 174.
• the first and second side support elements 170, 172 each have a plate-like shape.
• the first and second side support elements 170, 172 each have a side support surface 176 for laterally supporting a first lining board 178 of the frame 102 (cf. Fig. 7 ) on.
• a first and second side support element 180, 182 are also fixed to the second device element 152, each by means of a pivot joint 174.
• the first and second side support members 180, 182 also include a side support surface 176 for laterally supporting a second lining board 184 of the frame 102.
• the side support elements 180, 182 of the second device element 152 each have a receiving groove (not shown in Fig. 1 visible in detail, see Fig. 4 ), in each of which an elastic side support strip 188 is releasably secured to form the side support surface 176 in the secured state.
• the first and second side support elements 180, 182 each also have a plate-like shape.
• the side support elements 170, 172, 180, 182 are constructed identically, wherein the elastic side support strips 188 are each fixed only in those receiving grooves 186 which face the respective first or second lining board 178, 184 of the frame 102 in the assembled state.
• the device 100 has a telescopic mechanism 152.
• the first device element 150 and the second device element 152 are coupled by means of a telescopic mechanism 190 for the continuous and stepped adjustment of a distance A of the first device element 150 to the second device element 152.
• the adjustment takes place along a transverse axis Q, which is aligned perpendicular to the respective main extension axis H1, H2 of the first device element 150 and the second device element 152, for adaptation to different frame rebate dimensions of the frame 102.
• the telescopic mechanism 190 comprises a first telescopic device 192 having two securing end portions 194, 196 for securing the first telescopic device 192 to the first device element 150 and to the second device element 152.
• the fastening to the first device element 150 and to the second device element 152 is effected in each case on its long side 252 facing away from the frame by means of several screws (e.g. four) which extend to the two fastening grooves 254 and are screwed there into a slot nut (not visible).
• the first telescopic device 192 has a first axial stop 198 and a second axial stop 200 for limiting a minimum distance A and a maximum distance A of the first device element 150 to the second device element 152 along the transverse axis Q.
• the distance A can be adjusted according to Fig. 1 refer to a distance between the two outer short sides 246 of the two device elements 150, 152.
• the telescopic mechanism 190 further comprises a second telescopic device 202, which also has two securing end portions 194, 196 for securing the second telescopic device 202 to the first device element 150 and to the second device element 152.
• the fastening to the first device element 150 and to the second device element 152 is effected in each case on its long side 252 facing away from the frame by means of several screws (e.g. four) which extend to the two fastening grooves 254 and are screwed there into a slot nut (not visible).
• the second telescopic device 202 also has a first axial stop 198 and a second axial stop 200 for limiting a minimum distance A and a maximum distance A of the first device element 150 to the second device element 152 along the transverse axis Q.
• the distance A can be adjusted according to Fig. 1 refer to a distance between the two outer short sides 246 of the two device elements 150, 152.
• the outer telescopic rail 222 and the inner telescopic rail 224 are each constructed from an extruded profile in the form of an aluminum extruded profile.
• the second telescopic device 202 also comprises an outer telescopic rail 222 and an inner telescopic rail 224, which, in the assembled state, is received in the outer telescopic rail 222 so as to be linearly displaceable.
• This outer telescopic rail 222 and this inner telescopic rail 224 are each also constructed from an extruded profile in the form of an aluminum extruded profile.
• the first axial stop 198 is formed by an inner side (relative to the transverse direction Q) of the respective first fixing region 194 of the inner telescopic rail 224 facing the respective outer telescopic rail 222.
• the second axial stop 200 of the first and second telescopic devices 192, 202 is formed by two free end regions of the respective inner and outer telescopic rails 222, 224 (not shown in Fig. 1 shown).
• the stepped adjustment of a distance A is carried out by means of different locking positions in which the first and second telescopic devices 192, 202 releasably engage at equal distances from one another.
• the outer telescopic rail 222 has a spring-loaded locking button 256, which has a locking pin, bolt or mandrel (not shown). Fig. 1 shown), by means of which it can be releasably engaged in the bores in the respective locking positions 258 in the inner telescopic rail 224.
• This removable locking mechanism allows the installation of various stepped distances A, which correspond to the following standard frame rebate dimensions of frame 102: 591 mm, 716 mm, 841 mm, 966 mm or 1091 mm.
• the distance A of the device 100 can be continuously adjusted and releasably fixed by means of a respective telescopic handwheel 260 for clamping the outer and inner telescopic rails 222, 224.
• the two device elements 150, 152 also each have a height adjustment device 262, 264 at their bottom end (relative to the mounted and fixed state on the frame 102).
• These height adjustment devices 262, 264 are arranged in a clear intermediate region between the first and the second device element 150, 152 for the individual height adjustment of the first and second device element 150, 152 along their respective main extension axes H1, H2.
• This clear intermediate area has a width corresponding to the length of the two inner short sides 248 of the two device elements 150, 152, wherein a large part of a width extension of the two height adjustment devices 262, 264 is located within the width of the two device elements 150, 152.
• a spirit level 266 is arranged on the outer telescopic rail 224 on the first or second telescopic device 192, 202.
• Fig. 2 shows a further schematic, perspective view of the device 100 according to Fig. 1 .
• the first device element 150 may further include a first locking mechanism 166 for locking the first device element 150 in the unfolded position.
• the locking is done by means of a positive locking slide (not in Fig. 2 shown), which is displaceable within the first device element 150 along the first main extension axis H1.
• the locking takes place in such a way that the locking slide can be inserted from the first device element half 238 into the second device element half 240 in an inner slide guide groove to form a mutual positive connection.
• the sliding movement takes place along the main extension axis H1 of the first device element 150, wherein a longitudinal groove 268 is introduced into the first device element 150 to limit the sliding movement by means of a jointly coupled sliding handwheel 270.
• the sliding handwheel 270 can be used with an additional slide clamping device (not included in Fig. 2 shown) inside the first device element 150.
• the second device element 152 may include a second locking mechanism 168 for locking the second device element 152 in the unfolded position.
• the locking is done by means of a positive locking slide (not in Fig. 2 shown), which is displaceable within the second device element 152 along the second main extension axis H2.
• the sliding movement takes place along the main extension axis H2 of the second device element 152, wherein a further longitudinal groove is introduced into the second device element 152 to limit the sliding movement by means of a further jointly coupled sliding handwheel (each not shown in Fig. 2 shown).
• Fig. 2 two handles 272 are shown, one of which is fixed to a long side 252 of the first device element 150 facing away from the frame by means of two screws.
• the two handles 272 are each arranged at the same height on the first and second device elements 150, 152.
• Fig. 3 shows a further schematic, perspective view of the device 100 according to Fig. 1 and Fig. 2 in a folded state.
• the respective side support elements 170, 172; 180, 182 are arranged within a space formed in the folded state between the respective two opposing device element halves 238, 240; 242, 244.
• Fig. 4 shows a schematic, perspective detailed view of a side support element 182 of the device 100 according to Fig. 1 to Fig. 3 .
• the swivel joint 174 has a fixed-loose bearing, wherein the fixed bearing has a self-locking nut so that sufficient self-locking is generated in the opened and closed state so that the side support element 182 does not open or close unintentionally.
• the side support element 182 of the second device element 152 has a receiving groove 186 into which an elastic side support strip can be releasably (not shown) inserted.
• Fig. 4 shown) is fixed to form the side support surface (not in Fig. 4 shown) in the fixed state.
• the side support element 182 also has a plate-like shape and is also designed using an aluminum extruded profile.
• Fig. 5 shows a schematic cross-sectional view of a first and second device element 150, 152 of the device according to Fig. 1 to Fig. 3 according to a first cutting plane.
• the upper cross-sectional view corresponds to the second device element 152 and, accordingly, the lower cross-sectional view corresponds to the first device element 150.
• the upper cross-sectional view and the lower cross-sectional view are axisymmetric cross-sectional views of the first and second device elements 150, 152 with respect to an axis of symmetry S.
• the first device element 150 is constructed from a first extruded profile in the form of an aluminum extruded profile, which has a rectangular hollow cross-section 204 closed on the outside.
• the hollow cross-section 204 also has rounded corners to reduce damage during assembly to the frame 102.
• the rectangular hollow cross-section 204 which is closed on the outside can be understood in such a way that a large part of the hollow cross-section 204 is completely closed in the circumferential direction, but some areas can be left out.
• the rectangular hollow cross-section 204 which is closed on the outside, has two separate recesses which define two fixing grooves 254 along its entire main extension axis H1.
• the rectangular hollow cross-section 204 which is closed on the outside, has two opposite, parallel short sides 246, 248 and two opposite, parallel long sides 250, 252.
• the separate recess for forming the fixing groove 254 is positioned in the fixing section chamber 206, whereas the other separate recess for forming the other fixing groove 254 is positioned in the profile stiffening chamber 212.
• the fixing section chamber 206 and the profile stiffening chamber 212 of the hollow cross section 204 of the first extruded profile each have a rib structure 216, 218 with a plurality of stiffening ribs 220.
• the central chamber 208 is delimited by two vertical stiffening ribs 220 relative to the long sides 250, 252.
• the first long side 250 is, in relation to the assembled state, a long side 250 facing the frame and has the first attachment surface 116.
• the first engagement element 108 has a first engagement projection 132 which projects from the first attachment surface 116 of the first fixing portion 104 along a first plane 134 which is oriented perpendicular to this first attachment surface 116.
• the first engagement projection 132 projecting from the first attachment surface 116 is integrally connected to the hollow cross-section 204 in the region of the first attachment surface 116, so that on a macro level there is no separating surface between the hollow cross-section 204 and the first engagement projection 132.
• the second long side 252 is, in the assembled state, a long side 252 facing away from the frame.
• Two fixing grooves 254 are provided in the long side 250 facing the frame.
• the outer short side 246 has the second attachment surface 118, whereas the inner short side 248 faces another inner short side 248 of the second device element 152 in the assembled state and is aligned parallel thereto.
• the second device element 152 is also constructed from a first extruded profile in the form of an aluminum extruded profile, which has a rectangular hollow cross-section 204 closed on the outside.
• the hollow cross-section 204 also has rounded corners to reduce damage during assembly to the frame 102.
• the rectangular hollow cross-section 204 which is closed on the outside, can be understood in such a way that a large part of the hollow cross-section 204 is completely closed in the circumferential direction, but some areas are left out.
• the rectangular hollow cross-section 204 which is closed on the outside, has two separate recesses which define two fixing grooves 254 along its entire main extension axis H2.
• the rectangular hollow cross-section 204 which is closed on the outside, has two opposite, parallel short sides 246, 248 and two opposite, parallel long sides 250, 252.
• this hollow cross-section 204 has a fixing section chamber 206 for forming the second fixing section 106, a central chamber 208 for forming a central section 210 and a profile stiffening chamber 212 for forming an additional profile stiffening section 214.
• the separate recess for forming the fixing groove 254 is positioned in the fixing section chamber 206, whereas the other separate recess for forming the other fixing groove 254 is positioned in the profile stiffening chamber 212.
• the fixing section chamber 206 and the profile stiffening chamber 212 of the hollow cross section 204 of the second extruded profile each have a rib structure 216, 218 with a plurality of stiffening ribs 220.
• the central chamber 208 is delimited by two vertical stiffening ribs 220 relative to the long sides 250, 252.
• the first long side 250 is, in relation to the assembled state, a long side 250 facing the frame and has the first attachment surface 116.
• the second engagement element 112 has a second engagement projection 136 which projects from the first engagement surface 116 of the second fixing portion 106 along a second plane 138 which is oriented perpendicular to this first engagement surface 116.
• the second engagement projection 136 projecting from the first attachment surface 116 is integral with the hollow cross section 204 in the region of the first attachment surface 116 connected so that on a macro level there is no separation surface between the hollow cross-section 204 and the second engagement projection 136.
• the second long side 252 is, in the assembled state, a long side 252 facing away from the frame.
• Two fixing grooves 254 are provided in the long side 250 facing the frame.
• the outer short side 246 has the second attachment surface 118, whereas the further inner short side 248 faces the inner short side 248 of the first device element 150 in the assembled state and is aligned parallel thereto.
• Fig. 6 shows a schematic cross-sectional view of the first and second device element of the device according to Fig. 1 to Fig. 3 according to a second cutting plane.
• the fixing element holders 140 (cf. Fig. 1 ) of the first fixing section 104 each comprise a receiving sleeve 144 having a receiving opening 146.
• the receiving opening 146 forms an opening portion of a receiving through-opening 148 through the first fixing portion 104.
• This receiving sleeve 144 is formed as a hollow cylindrical receiving sleeve which has a circular cross-section, so that the receiving opening 146 is a circular receiving opening.
• the receiving sleeve 144 is pressed into a sleeve-rib structure 274 of the first fixing section 104.
• the receiving sleeve 144 may further comprise a different, harder material or alloy than the aluminum extrusion profile, for example steel or a harder aluminum alloy.
• a central axis M of the respective receiving opening 146 of the first fixing section 104 forms an angle ⁇ with a surface normal F of the first attachment surface 116 of the first fixing section 104.
• This receiving sleeve 144 is formed as a hollow cylindrical receiving sleeve which has a circular cross-section, so that the receiving opening 146 is a circular receiving opening.
• the receiving sleeve 144 is pressed into a sleeve-rib structure 274 of the first fixing section 104.
• the receiving sleeve 144 may further comprise a different, harder material or alloy than the aluminum extrusion profile, for example steel or a harder aluminum alloy.
• a central axis M of the respective receiving opening 146 of the second fixing section 106 forms an angle ⁇ with a surface normal F of the first attachment surface 116 of the second fixing section 106.
• the angle ⁇ can in particular be between approximately 5° and approximately 15°.
• the angle ⁇ can be between approximately 7° and approximately 13°.
• the angle ⁇ can be between approximately 9° and approximately 11°.
• Fig. 7 shows a schematic partial cross-sectional view of the first or second device element 150, 152 of the device 100 according to Fig. 1 to Fig. 3 fixed to a frame 102 according to the second cutting plane.
• the device 100 is mounted or fixed to the frame rebate 124 of the first frame leg 126 by means of the first fixing section 104 and a plurality of fixing elements.
• the fixing element e.g. a screw
• the fixing element which is fixed by the one in Fig. 7 shown receiving sleeve 144 is guided, is in Fig. 7 not shown for clarity.
• the frame rebate 124 is introduced as a rectangular recess in the first frame leg 126 and has a first frame rebate surface 120 and a second frame rebate surface 122.
• the fixing element e.g. screw
• the fixing section 104 and the frame rebate 124 are pulled towards each other until the first attachment surface 116 and the first frame rebate surface 120 come into contact.
• the attachment surface 116 engages the first frame rebate surface 120 and is further clamped by the fixing element, so that sufficient surface pressure is created to fix the first fixing section 104 (by means of several fixing elements; cf. Fig. 1 ) by means of the resulting pressing force against the first frame rebate surface 120.
• Whether the second attachment surface 118 attaches to the second frame rebate surface 122 depends largely on whether the first groove section 110 is arranged centrally in the first frame rebate surface 120.
• first groove section 110 is positioned too far off-center in the first frame rebate surface, i.e. in the direction of the first lining board 178, a gap is created between the second attachment surface 118 and the second frame rebate surface 122.
• This gap can indeed be compensated to a certain extent by a thinner first engagement element 108 in the form of the engagement projection 132, which consequently engages with a certain play in the first groove section 110 (e.g. 1 to 2 mm).
• the resulting pressing force is sufficient to press the first attachment surface 116 against the first frame rebate surface 120 and to securely mount or position the frame.
• the detachable and elastic side support strip 188 is inserted into the receiving groove of the side support element (cf. Fig. 1 , 2 and 4 ) and defined there.
• the strip can therefore have a variable thickness, so that different gap thicknesses can be compensated for by different strips.
• Fig. 8 shows a schematic cross-sectional view of an outer telescopic rail 222 of the first or second telescopic device 192, 202 of a telescopic mechanism 190 of the device according to Fig. 1 to Fig. 3 , fixed to the second device element 152.
• the first and second telescopic devices 192, 202 comprise an outer telescopic rail 222 and an inner telescopic rail (not shown in Fig. 8 shown), which in the assembled state is linearly displaceable in the outer telescopic rail 222.
• FIG. 8 refers to the illustration of the second telescopic device 202, its explanation can be transferred directly to the first telescopic device 192 in functional and structural terms, since both telescopic devices 192, 202 are identical in construction.
• the outer telescopic rail 222 and the inner telescopic rail are each constructed from an extruded aluminum profile.
• the outer telescopic rail 222 has a rectangular hollow cross-section 226 which is closed on the outside and has a central cross-sectional area 228 in which the hollow cross-section 226 is tapered to define a first guide cross-sectional area 230.
• the hollow cross-section 226 has two outer fixing chambers 276 at its end regions.
• the determination elements extend to the Fig. 8 shown fixing groove 254 of the second device element, where the fixing elements are fixed by means of sliding blocks (not shown in Fig. 8 shown) can be screwed together.
• Fig. 9 shows a schematic cross-sectional view of an inner and outer telescopic rail 222, 224 of a first or second telescopic mechanism 192, 202 of the device 100 according to Fig. 1 to Fig. 3 .
• the cutting plane is chosen so that it is in the transverse direction Q (cf. Fig. 1 ) lies between the two device elements 150, 152 and the inner telescopic rail 224 is guided in the outer telescopic rail 222.
• the hollow cross-section 232 also has two fixing chambers 278.
• the first guide cross-sectional area 230 of the hollow cross-section 226 of the outer telescopic rail 222 engages in the second guide cross-sectional area 236 of the hollow cross-section 232 of the inner telescopic rail 224 for the linear guidance of the inner telescopic rail 224 in the outer telescopic rail 222.
• Fig. 10 shows a schematic cross-sectional view of an inner and outer telescopic rail of the first or second telescopic device 192, 202 of the device 100 according to Fig. 1 to Fig. 3 , fixed to the first device element.
• FIG. 10 refers to the illustration of the second telescopic device 202, its explanation can be transferred directly to the first telescopic device 192 in functional and structural terms, since both telescopic devices 192, 202 are identical in construction.
• Fig. 10 the accommodation of fixing elements in the fixing chambers 278 of the hollow cross-section 232 of the inner telescopic rail 224 is shown.
• the determination elements extend to the Fig. 10 shown fixing groove 254 of the first device element 150, where the fixing elements are fixed by means of sliding blocks (not shown in Fig. 10 shown) can be screwed together.
• the attachment position has a shorter distance from the cross element of the frame 102 than the fixing position and can refer to the end of the device 100 explained above facing the cross element.
• Fig. 1 to 10 described device 100 may be configured to carry out the method described herein, and the method described herein may be designed to be carried out by means of the method described above in accordance with Fig. 1 to 10 described device 100 to be executable.

Landscapes

• Engineering & Computer Science (AREA)
• Architecture (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Mutual Connection Of Rods And Tubes (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=94383161

Family Applications (1)

Country Status (2)

Citations (6)

Family Cites Families (1)

• 2024
  • 2024-01-23 DE DE102024101870.4A patent/DE102024101870A1/de active Pending
• 2025
  • 2025-01-23 EP EP25153490.5A patent/EP4592473A1/fr active Pending

Patent Citations (6)

Also Published As

Similar Documents

Legal Events