EP2111897A2 - Klappbares Fördergerät - Google Patents

Klappbares Fördergerät Download PDF

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Publication number
EP2111897A2
EP2111897A2 EP08170854A EP08170854A EP2111897A2 EP 2111897 A2 EP2111897 A2 EP 2111897A2 EP 08170854 A EP08170854 A EP 08170854A EP 08170854 A EP08170854 A EP 08170854A EP 2111897 A2 EP2111897 A2 EP 2111897A2
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EP
European Patent Office
Prior art keywords
carrier
collapsible
conveyer apparatus
windowsill
pair
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP08170854A
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English (en)
French (fr)
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EP2111897A3 (de
Inventor
Yu-Han Hung
Chung-En Tseng
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP2111897A2 publication Critical patent/EP2111897A2/de
Publication of EP2111897A3 publication Critical patent/EP2111897A3/de
Withdrawn legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B1/00—Devices for lowering persons from buildings or the like
    • A62B1/02—Devices for lowering persons from buildings or the like by making use of rescue cages, bags, or the like

Definitions

  • This invention relates to a conveyer apparatus, particularly to a collapsible conveyer apparatus accommodated on the windowsill of a building which serves as a window grille in a collapsed state and can be unfolded in an emergency state such as fire accident for evacuating personnel or commodities along the outer wall of the building.
  • a building is provided with windowsills or balconies for good lighting, ventilation or good landscape purpose.
  • a iron grille for burglar proof is often attached in each window and thus is apt to becomes an obstacle for escaping in an emergency condition. Thus, this may incur significant loss in life and properties.
  • the transport equipment comprises: a carrier (20") accommodated on the windowsill (11"), which has a pair of suspension cables (21") provided on the top portion and a pair of pulleys (22") arranged at least on the outside of the bottom portion; a slowly descending mechanism (30") fixed above the carrier (20"), which has a pair of swinging arms (40") capable of pivoting outward and a pulley (41") pivotally provided at the end of each swinging arm (40"); a pair of winches (50") for winding a pair of cables (51") one ends of which are fixed on each winch (50") and the other ends of which are wound around the pulleys (41") and extended downward to coupled with the suspension cables (21”); at least one reduction mechanism (60") used to activate the pair of winches (50") to rotate at a predetermined speed; a pair of guide rails (12") arranged vertically on the outer wall (10") of the building (1"); and a pair of push rods (70”) used to push the swinging arms (40")
  • this conventional technology can solve the defect of retardation on escaping caused by additional attachment of the iron grille to the window of a building.
  • the carrier is in a cage shape which takes very large space in a normal condition.
  • the carrier might have a problem of unstable running when descending vertically from a high position. Accordingly, improvement on such a conventional technology or on application is expected.
  • a transport equipment" is used to transport personnel and commodities, in the emergency condition, along the outer wall (10") of a building (1") having at least one windowsill (11").
  • the transport equipment comprises: a carrier (20") accommodated on the windowsill (11"), which has a pair of drive gears (23") provided symmetrically on the upper end of both sides; at least one reduction mechanism (60") fixed on the carrier (20") for acting the pair of the drive gears (23") to rotate at a predetermined speed; a pair of guide rails (12") arranged vertically along the outer wall (10") of the building (1") and provided with teeth (123"), and with at least one guiding portion (122") in horizontal direction with respect to the pair of rails (12") so as to accommodate the drive gears (23"); and a pair of push rods (70") for pushing the swinging arm (40") outward and for engaging the pair of pulleys (22") with the pair of rails (12").
  • the carrier (20") is pushed
  • the carrier (20") is formed by a first face structure (20a"), a second face structure (20b") and a third face structure (20c").
  • the carrier (20") has a plurality of telescopic tubes (202") disposed between the first face structure (20a") and the second face structure (20b"), one end of the each tube (202") being connected on the first face structure (20a"), the other end passing through the second face structure (20b") so that the second face structure (20b") is allowed to slide along the telescopic tube (202"), the third face structure (20c") being disposed at the bottom between the first face structure (20a") and the second face structure (20b") and being capable of folding onto the first face structure (20a”).
  • a plurality of elongated receiving grooves (111") corresponding to the telescopic tubes (202) are provided on the floor (110") of the windowsill (11") such that the telescopic tubes (202") of the carrier (20) in a collapsed state are received within the elongated receiving grooves (111").
  • the carrier can be pushed out of the windowsill to be unfolded in the emergency state and ascends or descends along the guide rails on the outer wall of the building so as to transport personnel or commodities.
  • the carrier can be collapsed to a small volume for storage in the normal state, but the improvement on the configuration for collapsing and unfolding is to be expected.
  • the main object of the present invention is to provide a collapsible conveyer apparatus by which the defect of space-occupation in the windowsill by the cage type carrier can be eliminated by a collapsible carrier.
  • the present invention provides a collapsible conveyer apparatus installed on a building having at least one windowsill, comprising: a pair of guiding rails vertically arranged on an outer wall corresponding to both lateral sides of the windowsill, the guiding rails being provided with teeth; a carrier configured as a collapsible frame-type structure which is accommodated on the windowsill in a collapsed state; at least one first drive mechanism fixed above the windowsill for extending or retracting a pair of push rod devices so as to unfold or collapse the carrier; at least one second drive mechanism installed on the carrier for driving a pair of drive gears engaged with the teeth so that the carrier ascends or descends along the guide rails.
  • the carrier accommodated on the windowsill serves as a window grille in the collapsed state.
  • the carrier is unfolded by the push rod devices and driven by the second drive mechanism to ascend and descend slowly along the guide rails so as to evacuate personnel or precious commodities immediately.
  • Another object of this invention is to provide a collapsible conveyer apparatus which is a solution to the problem found in the prior art that if the provision of the rails is restricted by the building, the carrier descending vertically from a high position may unstably run, thus improving the suspension way of the carrier.
  • this invention provides a collapsible conveyer apparatus installed on a building having at least one windowsill, comprising: a carrier configured as a collapsible frame-type structure which is accommodated on the windowsill in a collapsed state, each of the corners of the carrier being provided with a lower pulley; at least one drive mechanism fixed above the windowsill, capable of driving one end of of each of a pair of push rod devices for the other end thereof to extend or retract, and a steering pulley set with a plurality of steering pulleys being provided pivotally on the push rod device ; and at least one winding gear fixed on the windowsill to activate a pair of winding drums around each of which one end of a cable is wound, the other end, that is fixed end, of the cable being wound past the steering pulley set and the lower pulley of the carrier and terminating at a fixed point where it is anchored; when the push rod is stretched, the carrier is stretched at the same time and pushed out of the windowsill.
  • Still another object of this invention is to provide a collapsible conveyer apparatus which is a solution to the problem found in the prior art that if the provision of the rails is restricted by the building and obstacles are present at the lower portion of the outer wall of the building, the carrier cannot be smoothly descended to the ground.
  • this invention provides a collapsible conveyer apparatus installed on a building having at least one windowsill, comprising: a carrier configured as a collapsible frame-type structure which is accommodated on the windowsill in a collapsed state, each of the corners of the carrier being provided with a lower pulley; a pair of radial arms with one end as a fixed end fixed on the carrier and the other end as a free end capable of swinging, each of the radial arms being provided with many pulley sets; at least one winding gear fixed on the windowsill to activate a pair of winding drums around each of which one end of a cable is wound, the other end, that is fixed end, of the cable being wound past the steering pulley set and the lower pulley of the carrier and terminating at a fixed point where it is anchored; and at least one drive mechanism fixed above the windowsill, capable of driving one end of of each of a pair of push rod devices for the other end thereof to extend or retract when the push rod is stretched
  • the carrier can be descended vertically to a farther ground away from the building and obstacles at the lower portion of the outer wall of the buildingare may be avioided whereby in case of fire, personnel or precious commodities can be evacuated immediately.
  • a general building basically has a windowsill or balcony provided on the outer wall for good lighting, ventilation and landscape purpose.
  • This invention utilizes the windowsill of the building to accommodate the carrier of the conveyer apparatus in such a way that the carrier serves as a window grille in a collapsed state. In the emergency state such as a fire accident, the carrier can be unfolded so as to evacuate personnel or commodities along the outer wall of the building.
  • Figures 1 to 8b explanation to the operation of the collapsible conveyer apparatus according to a first embodiment of the present invention will be made. According to the present invention, the structure of the collapsible conveyer apparatus will be described in detail.
  • a pair of guide rails 2, such as C type steel beams, are arranged on the outer wall 11 of the building 10.
  • One inner side of each guide rail 2 is provided with teeth 21 or a rack.
  • the windowsill 11 is associated with two opposite sidewalls 110.
  • a pair of horizontal upper guide rails 2a and a pair of horizontal lower guide rails 2a' diverged from the pair of guide rails 2 respectively are formed on the two sidewalls 110.
  • the lower inner side of each of upper and lower guide rails is provided with teeth 21' or a rack.
  • the carrier 3 is formed by collapsible frame bodies and is accommodated on the windowsill11 in the collapsed state for serving as a window grille.
  • the carrier 3, as shown in Figures 4, 5 and 7 comprises a plurality of face structures 3a, 3b at an outer side (front side) and an inner side (rear side), a plurality of collapsible frame 3d at literal sides and a collapsible base plate 3e a bottom side.
  • Each frame 3d has, at a middle location, a conventional ratchet joint J, the detailed description of which is omitted, and both ends of each frame 3d are connected with the face structures 3a, 3b respectively by ratchet joints J such that each frame 3d is collapsible at the middle location with respect to the face structures 3a, 3b.
  • the base plate 3e has a conventional ratchet joint J in a central line parallel to the face structures 3a, 3b, and an outer edge (front edge) and an inner edge (rear edge) of the base plate 3e are connected with the face structures 3a, 3b respectively by ratchet joints J. Therefore, the volume of the carrier 3 can be reduced by collapsing the frames 3d and the base plate 3e.
  • an openable door structure 3b' accessible by passengers is contained in the face structure 3b of the carrier 3.
  • the first drive mechanism 4 containing an electric activation mechanism 45 and a manual activation mechanism 46 is fixed above the windowsill 11 and controlled to drive simultaneously the push rod devices 40 located at the left and right hand sides respectively above the carrier 3 so as to unfold the carrier 3.
  • Each push rod device 40 has a telescopic rod 41 one end of which is activated by a screw rod 42 so as to extend the other end of the telescopic rod 41.
  • the mechanical force generated from the electric activation mechanism 45 or the manual activation mechanism 46 can be transmitted to the screw rods 42 through, for example, a pair of coaxial bevel gears 44 so that the pair of telescopic rods 41 can be simultaneously activated.
  • the second drive mechanism 30 containing an electric activation mechanism 301 and a manual activation mechanism 302 is provided on the carrier 3 and is controlled to drive simultaneously a pair of drive gears 31.
  • the transmission among the electric activation mechanism 301, the manual activation mechanism 302 and the drive gears 31 is conducted by a bevel gear 300, as shown in Figure 6 .
  • a conventional type control unit (not shown) is electrically connected with the first drive mechanism 4 and the second drive mechanism 30.
  • the carrier 3 has a face structure 3a located at the outer side and a face structure 3b located at the inner side.
  • the pair of drive gears 31 are rotably provided at the lower end of the inner side face structure 3b of the carrier 3 corresponding to the position of the lower guide rails 2a'; and a pair of idler gears 32 are rotably provided at the upper end of the inner side face structure 3b of the carrier corresponding to the guide rails 2a.
  • the pair of drive gears 31 and the pair of idler gears 32 can engage respectively with the teeth 21 and the teeth 21' of the pair of guide rails 2 so that the carrier 3 can move automatically along the guide rails 2.
  • the push rod devices 40 are provided with a conventional type holder device 43 corresponding to a parking position of the carrier 3 for holding the face structure 3b at the inner side of the carrier 3 onto the windowsill, as shown in Figure 2a .
  • the ends of the telescopic rods 41 are provided with two claws 411 corresponding to the outer side face structure 3a of the carrier 3 respectively for holding the left and the right hand sides. Therefore, the carrier 3 can be collapsed or unfolded by means of the claws 411.
  • the collapsible carrier can be unfolded to convey personnel or commodities along the outer wall of building in the emergency state.
  • the push rod devices 40 actuate the telescopic rods 41 so as to unfold the carrier 3.
  • the telescopic rods 41 keep extending and the second drive mechanism 30 starts to drive the carrier 3 such that the carrier 3 separates from the holder device 43 and engages the guide rails 2 along the separated rails 2a, 2a'. Therefore, the carrier 3 can ascend or descend slowly along the outer wall of building.
  • the telescopic rods 41 stop extending until the carrier 3 engages the guide rails 2.
  • the carrier 3 After elimination of the fire accident, the carrier 3 ascends slowly so that the drive gears 31 and idler gears 32 align with the horizontal guide rails 2a, 2a' respectively, and the carrier 3 is captured by the claws 411 provided on the telescopic rods 41. Then, the carrier 3 is drawn inwardly along the guide rails 2a, 2a'by the telescopic rods 41 . The carrier 3 is then holded by the holder device 43, and the ratchet joints J of the carrier 3 are unlocked by conventional means such as solenoid, electromagnetic valve or manual actuation device (not shown). The carrier 3 is then pressed to be collapsed so as to be accommodated on the windowsill 11 in place.
  • control unit further has an uninterruptible power system (not shown) which services as a spare power supply and is electrically connected with the electric activation mechanism 45 of the first drive mechanism 4 and the electric activation mechanism 301 of the second drive mechanism 30 respectively.
  • uninterruptible power system not shown
  • the carrier 3 can also be operated by uninterruptible power system or be manually operated.
  • the present invention is preferably implemented in a building having a plurality of floors.
  • Each floor may be provided with one or more windowsills 11.
  • Each windowsill 11 is arranged with a respective carrier 3.
  • a pair of guide rails 2 can serve the plurality of floors. If the windowsills 11 are substantially vertically aligned with each other, the pair of guide rails 2 can be commonly used among the floors.
  • Figure 8a and Figure 8b show the matching relationship between the horizontal rails of each floor and the drive gears of the carriers. As seen in Figure 8a and Figure 8b , the horizontal rails on each floor are differently sized, and the drive gears of the carrier disposed on each floor are also differently sized, correspondingly.
  • the lower the carrier 3 is arranged the smaller axial thickness the drive gears 31 and idler gears 32 of the carrier 3 have.
  • the higher the carrier 3 is arranged the larger axial thickness the drive gears 31 and idler gears 32 of the carrier 3 have.
  • the width (thickness) thereof are set larger so that the carrier 3 serving the higher floor with the drive gears 31 of the larger axial thickness would not engage with the horizontal guide rails arranged on the lower floor when passing the lower floor.
  • Figs. 9 to 13 illustrate a collapsible conveyer apparatus implemented on a building according to a second embodiment of the present invention.
  • the present embodiment is different from the above embodiment in that the carrier 3 which is not of self propelling type is driven by a winding gear.
  • the collapsible conveyer apparatus primarily comprises a pair of guide rails 2 made of C shaped steel in cross section and vertically installed on the outer wall 10 at both sides of the windowsill 11.
  • the windowsill 11 has two side walls 110 opposite to each other, while each of the pair of guide rails 2 is formed with a pair of horizontal rails including an upper rail 2a and a lower rail 2b spaced apart from each other along both side walls 110 of the windowsill 11.
  • At least a carrier 3 is formed of a collapsible frame structure.
  • the carrier 3 In a collapsed state, the carrier 3 is accommodated on the windowsill 11 as a window grille.
  • the carrier 3 is formed by connecting a plurality of face structures 3a, 3b in the direction of length with a plurality of collapsible frames 3d in the direction of width, while a plurality of base plate3e collapsible in the direction of width is connected to the bottom end of the carrier 3.
  • a conventional ratchet journal J with one way pawl(for this element is prior art, no detailed description is given) is provided at the middle portion of the frames 3d for both ends to be collapsible relative to each other.
  • the end portions at both ends are respectively connected with the face structures 3a, 3b through a ratchet journal J so as to be collapsed relative to each other.
  • a ratchet journal J is provided at the middle portion of the base plate3e for both ends to be collapsible relative to each other.
  • the end portions at both ends are respectively connected with the face structures 3a, 3b through a ratchet journal J so as to be collapsed relative to each other. In this manner, the volume of the carrier 3can be minimized.
  • the face structures 33b of the windowsill 11 further comprises a door frame 3b'allowing to be opened relatively for the personnel to be in and out. Additionally, several pulleys 34 are respectively provided at the left and right inner sides of the carrier 3 facing the windowsill 11 which is guided by the guide rails 2.
  • At least a drive mechanism 4 containing an electric activation mechanism 45 and a manual activation mechanism 46 is fixed above the windowsill 11 and controlled to drive simultaneously one end of each of a pair of push rod devices 40 for the other end to extend and retract.
  • the pair of push rod devices 40 are located at the left and right hand sides respectively above the carrier 3 so as to unfold the carrier 3.
  • Each push rod device 40 has a telescopic rod 41 one end of which is activated by a screw rod 42 for the other end of the telescopic rod 41 to extend and retract.
  • the mechanical force generated from the electric activation mechanism 45 and the manual activation mechanism 46 can be transmitted to the screw rods 42 through, for example, a pair of coaxial bevel gears 44 so that the pair of telescopic rods 41 can be simultaneously activated.
  • several pulley sets 65a, 65b are pivotally provided on the push rod device 40 respectively.
  • At least a winding gear 6 including an electric activation mechanism 63 and a manual activation mechanism 64 is fixed above the windowsill 11 wherein the electric activation mechanism 63 drives an oil cylinder with a conventional oil pump to converse into a rotational movement for activating a pair of coaxial windlasses 62.
  • Such pair of windlasses 62 are respectively wound with one end of a cable 61, while the other end of the cable is wound past the above mentioned pulley sets 65a, 65b with the end to hang the carrier 3 to provide power to the carrier 3.
  • a conventional control unit (not shown) is connected electrically to the drive mechanism 4 and the winding gear 6 respectively.
  • this carrier 3 comprises an internal face structures 3b and an external face structures 3a.
  • the left and right side of the carrier 3 are suspended respectively on the end of the cable 61of the winding gear 6 by a pair of suspension cable 61 a both ends of which extends respectively in the internal face structures 3b and the external face structures 3a and respectively provide with an elastic element 35 for exerting a spring force to draw the remaining length inside the frame (as shown in Fig 11 ).
  • a pair of pulleys 34 are provided on the place where the upper outside of the internal face structures 3b corresponds to the upper rail 2a and a pair of pulleys 34 are provided on the place where the lower outside corresponds to the lower rail 2a' whereby the carrier 3 can slide horizontally along the separated rails 2a and 2a' and vertically move.
  • the above push rod devices 40 are provided with a conventional holder device 43 (see Fig. 2a ) which can hold the internal face structures 3b of the carrier 3 in position on the windowsill 11 with a predetermined force.
  • the ends of the pair of telescopic rod 41 each is provided with a claw 411 corresponding to the external face structures 3a of the carrier 3.
  • Claws 411 are respectively provided on the left and right side, between which the carrier can be folded relatively or unfolded.
  • this embodiment includes a pair of sliding block 48 which can slide along the telescopic rod 41.
  • a steering pulley 65b is pivotally provided on the sliding block 48 to pull the cable 61, whereby as the carrier is unfolded, it depends on the shift of gravity center of the carrier 3 to slide.
  • a pull rod 412 is provided on the end of the telescopic rod 41. When the carrier 3 is unfolded, the sliding block 48 and the telescopic rod 41 are driven to perform a link motion.
  • the conveyer in a situation in need, is unfolded along the outer wall to covey personnel or commodities.
  • the push rod device 40 is driven for the telescopic rod 41 to extend and the carrier 3 to unfold.
  • the winding gear 6 is driven to simultaneously release the cable 61.
  • the telescopic rod 41 continues to extend for the carrier 3 to separate from the holder device 43.
  • the sliding block 48 driven by the pull rod 412 slides.
  • the carrier 3 enters the main guide rails 2 along the separated rails 2a and 2a' so as to slowly descend or ascend along the outer wall of the building.
  • the carrier 3 stays where it is.
  • the winding gear 6 is driven to pull the carrier 3 up to the level of the separated rails 2a and 2a'.
  • the carrier 3 falls between the claws 411 of the telescopic rod 41.
  • the telescopic rod 41 begins to retract to push the carrier 3 into the separated rails 2a and 2a' and insert it in the holder device 43.
  • the carrier 3 After the claws(not shown) of the ratchet joint J of the carrier 3 is released manually or by conventional means such as electromagnetic valve, the carrier 3 begins to be squeezed as well as folded and then accommodated in position on the windowsill 11.
  • the control unit includes an uninterruptible power supply device(not shown) which is electrically connected with the electric activation mechanism 45 of the drive mechanism 4 and the drive mechanism 63 of the winding gear 6. Therefore, even the power supply is interrupted during fire, the carrier 3 may be operated by spare power or manually.
  • Figs. 14 to 17 illustrate a third embodiment of the collapsible conveyer apparatus implemented on a building.
  • the difference between this embodiment and the above embodiments is that the suspension way is different. Even without guide rail, the carrier can be smoothly and slowly ascended and descended. According to the present invention, the main structure of the collapsible conveyer apparatus will be described in detail.
  • At least a carrier 3 is formed of a collapsible frame structure.
  • the carrier 3 In a collapsed state, the carrier 3 is accommodated on the windowsill 11 as as a window grille.
  • the carrier 3 is formed by connecting a plurality of face structures 3a, 3b in the direction of length with a plurality of collapsible frames 3d in the direction of width, while a base plate3e collapsible in the direction of width is connected to the bottom end of the carrier 3.
  • a conventional ratchet journal J with one way pawl (for this element is prior art, no detailed description is given) is provided at the middle portion of the frames 3d for both ends to be collapsible relative to each other.
  • the end portions at both ends are respectively connected with the face structures 3a, 3b through a ratchet journal J so as to be collapsed relative to each other.
  • a ratchet journal J is provided at the middle portion of the base plate3e for both ends to be collapsible relative to each other.
  • the end portions at both ends are respectively connected with the face structures 3a, 3b through a ratchet journal J so as to be collapsed relative to each other. In this manner, the volume of the carrier 3can be minimized.
  • the face structures 33b of the windowsill 11 further comprises a door frame 3b' allowing to be opened relatively for the personnel to be in and out. Additionally, a lower pulley 36 is provided at the corners on the bottom of the carrier 3.
  • At least a drive mechanism 4 containing an electric activation mechanism 45 and a manual activation mechanism 46 is fixed above the windowsill 11 and controlled to drive simultaneously one end of each of a pair of push rod devices 40 for the other end to extend and retract.
  • the pair of push rod devices 40 are located at the left and right hand sides respectively above the carrier 3 so as to unfold the carrier 3.
  • Each push rod device 40 has a telescopic rod 41 one end of which is activated by a screw rod 42 for the other end of the telescopic rod 41 to extend and retract.
  • the mechanical force generated from the electric activation mechanism 45 and the manual activation mechanism 46 can be transmitted to the screw rods 42 through, for example, a pair of coaxial bevel gears 44 so that the pair of telescopic rods 41 can be simultaneously activated.
  • several pulley sets 65a, 65b are pivotally provided on the push rod device 40 respectively.
  • At least a winding gear 6 including an electric activation mechanism 63 and a manual activation mechanism 64 is fixed above the windowsill 11 wherein the electric activation mechanism 63 drives an oil cylinder with a conventional oil pump to converse into a rotational movement for activating a pair of coaxial windlasses 62.
  • Such pair of windlasses 62 are respectively wound with one end of a cable 61, while the other end of the cable is wound past the above mentioned pulley sets 65a, 65b with the end to hang the carrier 3 to provide power to the carrier 3.
  • a conventional control unit (not shown) is connected electrically to the drive mechanism 4 and the winding gear 6 respectively.
  • this carrier 3 comprises an internal face structures 3b and an external face structures 3a.
  • the lower pulleys 36 are respectively provided inside the lower end of the edge frame of the internal face structures 3b and the external face structures 3a .
  • the upper pulleys 36' are respectively provided inside the upper end of the edge frame of the internal face structures 3b and the external face structures 3a to guide the cable 61.
  • the above push rod devices 40 are provided with at least a conventional holder device 11a which can hold the internal face structures 3b of the carrier 3 in position on the windowsill 11 with a predetermined force.
  • the above push rod devices 40 are each provided with a pair of sliding block 48 one end of which can slide along the telescopic rod 41, and the other end of which is provided with a claw 481 corresponding to the internal face structures 3b of the carrier 3.
  • the end of the telescopic rod 41 is provided with a claw 411 corresponding to the external face structures 3a of the carrier 3 to grip on left and right side, both of which can put the carrier 3 into collapsed or unfolded position.
  • a steering pulley 65b is pivotally provided on the end of the telescopic rod 41.
  • Each of the cable pair 61 is wound through the steering pulley 65b to vertically extend into the edge frame of the external face structures 3a of the carrier 3, and subsequently wound through the upper pulleys 36' and the lower pulleys 36, and then extended toward the edge frame of the internal face structures 3b to be wound through the lower pulleys 36 and the upper pulleys 36' with the fixing end 611 to be anchored on the fixing point of the sliding block 48 by means of a fixing piece 482. Further, a pull rod 412 is provided on the end of the telescopic rod 41. When the carrier 3 is unfolded, the sliding block 48 and the telescopic rod 41 are driven to perform a link motion.
  • the conveyer in a situation in need, is unfolded along the outer wall to covey personnel or commodities.
  • the push rod device 40 is driven for the telescopic rod 41 to extend and the carrier 3 to unfold simultaneously.
  • the winding gear 6 is driven to simultaneously release the cable 6.
  • the telescopic rod 41 continues to extend for the carrier 3 to separate from the holder device 43.
  • the sliding block 48 driven by the pull rod 412 slides to push outside the windowsill 11 the carrier 3 which then slowly descends or ascends along the outer wall of the building.
  • the telescopic rod 41 and the sliding block 48 stay where they are.
  • the winding gear 6 is driven to pull the carrier 3 up to the descending point.
  • the external face structure 3a and the internal face structure 3b respectively fall into the claws 411 of the end of the telescopic rod 41 and the claws 481 of the sliding block 48.
  • the telescopic rod 41 begins to retract to push the carrier 3 into the holder device 11 a.
  • the carrier 3 After the claws(not shown) of the ratchet joint J of the carrier 3 is released manually or by conventional means such as electromagnetic valve, the carrier 3 begins to be squeezed as well as folded and then accommodated in position on the windowsill 11.
  • the control unit includes an uninterruptible power supply device(not shown) which is electrically connected with the electric activation mechanism 45 of the drive mechanism 4 and the drive mechanism 63 of the winding gear 6. Therefore, even the power supply is interrupted during fire, the carrier 3 may be operated by spare power or manually.
  • one end of the cable 61 wound by the winding gear 6 is winding end 612.
  • a pair of brakes 38 for respectively braking the winding end 612 are provided on the carrier 3 so as to avoid the risk that when the oil cylinder of the winding gear 6 leaks oil, the carrier 3 will loose speed.
  • the brakes 38 includes a fixing pulley 36', i.e., the upper pulley 36'of the external face structures 3a of the carrier 3, and a movable pulley 381 located beside the fixing pulley 36' and capable of relatively changing the pitch.
  • the winding end 612 of the cable 61 extends between the fixing pulley 36'and the movable pulley 381.
  • This embodiment further comprises a pair of cranks 382 one end of which is pivoted on the carrier 3 through a shaft 383 and the other end of which is a free end and stores the spring force of an elastic element 384.
  • a grip 382a is provided between the free ends.
  • Such movable pulleys pair 381 are pivotally provided on both ends of the same shaft 381a which is pivotally provided on the middle segment of the crank 382 to perform a link motion.
  • a guiding groove 3a1 is provided on the external face structures 3a of the carrier 3 particularly at the portion corresponding to the shaft 381a. In this manner, once the carrier 3 looses speed due to the severe oil leakage of the oil cylinder, an external force is exerted with the grip 382a to brake.
  • the distance between the movable pulleys 381 and the fixing pulleys 36' is shortened and the movable pulleys 381 deflects.
  • the winding end 612 of the cable 61 is pressed to brake and a pressure is exerted on the grip 382a to achieve the slow descending.
  • this embodiment vertically provides a pair of guide rails 2 on the outer wall 10 at both sides of the windowsill 11 to guide the carrier 3 to attain a better stability.
  • a second lower pulley 36a coaxial with the lower pulley 36 is provided outside the lower end of the edge frame of the internal face structures 3b of the carrier 3 while a second upper pulley 36a' coaxial with the lower pulley 36 is provided outside the upper end of the edge frame. Both pulleys are guided by such guide rails pair 2 to slide for ascending or descending.
  • Such guide rails pair 2 includes a pair of separated horizontal rails, i.e., a upper rail 2a and a lower rail 2a' respectively on both side walls 110 of the windowsill 11 to guide the second upper pulley 36a' and the second lower pulley 36a of the carrier 3 for the carrier 3 to get on the windowsill 11 in position.
  • Figs.18 and 19 illustrate a fourth embodiment of the collapsible conveyer apparatus implemented on a building.
  • the former can employ a pair of rotable arm for the carrier to vertically descend to a farther ground away from the building so as to avoid the obstacle at the lower portion of the building.
  • the main structure of the collapsible conveyer apparatus will be described in detail.
  • At least a carrier 3 is formed of a collapsible frame structure. In a collapsed state, the carrier 3 is accommodated on the windowsill 11 as a window grille.
  • the carrier 3 (as shown in Fig. 15 )is formed by connecting a plurality of face structures 3a, 3b in the direction of length with a plurality of collapsible frames 3d in the direction of width, while a base plate 3e collapsible in the direction of width is connected to the bottom end of the carrier 3.
  • a conventional ratchet journal J with one way pawl(for this element is prior art, no detailed description is given) is provided at the middle portion of the frames 3d for both ends to be collapsible relative to each other.
  • the end portions at both ends are respectively connected with the face structures 3a, 3b through a ratchet journal J so as to be collapsed relative to each other.
  • a ratchet journal J is provided at the middle portion of the base plate 3e for both ends to be collapsible relative to each other.
  • the end portions at both ends are respectively connected with the face structures 3a, 3b through a ratchet journal J so as to be collapsed relative to each other. In this manner, the volume of the carrier 3 can be minimized.
  • the face structures 33b of the windowsill 11 further comprises a door frame 3b'allowing to be opened relatively for the personnel to be in and out. Additionally, a lower pulley36 is provided at the corners on the bottom of the carrier3.
  • At least a pair of radial arms 7 is arranged in such a manner that above the carrier 3, one end each of radial arms 7, i.e., a fixing end 71 is provided, while the other end, i.e., a free end 72 can swing relatively.
  • On each of the radial arms 7 is pivotally provided with several pulleys 65a, 65b.
  • At least a winding gear 6 including an electric activation mechanism 63 and a manual activation mechanism 64 is fixed above the windowsill 11 wherein the electric activation mechanism 63 drives an oil cylinder with a conventional oil pump to converse into a rotational movement for activating a pair of coaxial windlasses 62.
  • Such pair of windlasses 62 are respectively wound with one end of a cable 61, while the other end of the cable is wound past the above mentioned pulley sets 65a, 65b with the end to hang the carrier 3 to provide power to the carrier 3.
  • At least a drive mechanism 4 containing an electric activation mechanism 45 and a manual activation mechanism 46 is fixed above the windowsill 11 and controlled to drive simultaneously one end of each of a pair of push rod devices 40 for the other end to extend and retract.
  • the pair of push rod devices 40 are located at the left and right hand sides respectively above the carrier 3 so as to unfold the carrier 3.
  • Each push rod device 40 has a telescopic rod 41 one end of which is activated by a screw rod 42 for the other end of the telescopic rod 41 to extend and retract.
  • the mechanical force generated from the electric activation mechanism 45 and the manual activation mechanism 46 can be transmitted to the screw rods 42 through, for example, a pair of coaxial bevel gears 44 so that the pair of telescopic rods 41 can be simultaneously activated.
  • the free end 72 of the radial arms 7 are driven to swing to push the carrier 3 into an unfolded position and outside the windowsill 11.
  • this carrier 3 comprises an internal face structures 3b and an external face structures 3a.
  • the lower pulleys 36 are respectively provided inside the lower end of the edge frame of the internal face structures 3b and the external face structures 3a .
  • the upper pulleys 36' are respectively provided inside the upper end of the edge frame of the internal face structures 3b and the external face structures 3a to guide the cable 61.
  • the fixing ends 71 and the free ends 72 of the above arms 7 are pivotally connected through a shaft 71a on which a pulley 65c is pivotally provided to guide the cable 61.
  • An abutting portion 721 is formed on the end portion of the free ends 72 of the arms 7 to abut against the edge frame of the external face structures 3a of the carrier 3.
  • the above push rod devices 40 are provided with at least a conventional holder device 11a which can hold the internal face structures 3b of the carrier 3 in position on the windowsill 11 with a predetermined force(see Fig. 14a ).
  • a steering pulley 65b is pivotally provided on the end portion of the free end 72 of the radial arms 7.
  • Each of the cable pair 61 is wound through the steering pulley 65b to vertically extend into the edge frame of the external face structures 3a of the carrier 3, and subsequently wound through the upper pulleys 36' and the lower pulleys 36, and then extended toward the edge frame of the internal face structures 3b to be wound through the lower pulleys 36 and the upper pulleys 36'with the fixing end 611 to be vertically anchored on the fixing point of the sliding block 48 through a fixing piece 73 whereby when the free end 72 of the radial arms 7 is swung, the carrier 3 can be collapsed or unfolded relatively.
  • an extending portion 74 is formed on the free end 72 of the radial arms 7.
  • One end of the extending portion 74 is a starting end 74a, while the other end extends progressively toward the push rod devices 40 to form an extending end 74b.
  • the extending portion 74 is formed with a guiding portion 741 from the starting end 74a to the extending end 74b.
  • the external end of the telescopic rod 41 is provided with a sliding element 41a which may be guided by the guiding portion 741 to slide. When the telescopic rod 41 extends, the sliding element 41 a slides progressively from the starting end 74a toward the extending end 74b to lengthen the head.
  • the conveyer in a situation in need, is unfolded along the outer wall to covey personnel or commodities.
  • the push rod device 40 is driven for the telescopic rod 41 to extend and the carrier 3 to unfold simultaneously.
  • the free end 72 of the radial arms 7 swings outward.
  • the winding gear 6 is driven to slowly release cable 61.
  • the free end 72 of the radial arms 7 discontinues to swing outward to separate the carrier 3 from the holder device 11 a to push outside the windowsill 11 the carrier 3.
  • the radial arms 7 is controlled to continue to raise outward for the carrier 3 to avoid the obstacle and descend vertically to a farther spot away from the building.
  • the winding gear 6 is driven to pull the carrier 3 up to the descending point.
  • the telescopic rod 41 begins to retract and pull inward back the free end 72 of the radial arms 7 to simultaneously push inward back the carrier 3 inside the windowsill 11 and toward and into the holder device 11a.
  • control unit includes an uninterruptible power supply device(not shown) which is electrically connected with the electric activation mechanism 45 of the drive mechanism 4 and the drive mechanism 63 of the winding gear 6. Therefore, even the power supply is interrupted during fire, the carrier 3 may be operated by spare power or manually.
  • a pair of brakes 38 for respectively braking the winding end 612 are provided on the carrier 3 so as to avoid the risk that when the oil cylinder of the winding gear 6 leaks oil, the carrier 3 will loose speed.
  • the brakes 38 includes a fixing pulley 36', i.e., the upper pulley 36'of the external face structures 3a of the carrier 3, and a movable pulley 381 located beside the fixing pulley 36' and capable of relatively changing the pitch.
  • the winding end 612 of the cable 61 extends between the fixing pulley 36'and the movable pulley 381.
  • This embodiment further comprises a pair of cranks 382 one end of which is pivoted on the carrier 3 through a shaft 383 and the other end of which is a free end and stores the spring force of an elastic element 384.
  • a grip 382a is provided between the free ends.
  • Such movable pulleys pair 381 are pivotally provided on both ends of the same shaft 381a which is pivotally provided on the middle segment of the crank 382 to perform a link motion.
  • a guiding groove 3a1 is provided on the external face structures 3a of the carrier 3 particularly at the portion corresponding to the shaft 381a. In this manner, once the carrier 3 looses speed due to the severe oil leakage of the oil cylinder, an external force is exerted with the grip 382a to brake.
  • the distance between the movable pulleys 381 and the fixing pulleys 36' is shortened and the movable pulleys 381 deflects.
  • the winding end 612 of the cable 61 is pressed to brake and a pressure is exerted on the grip 382a to achieve the slow descending.
  • one end of the cable 61 to be wound by the winding gear 6 is a winding end 612.
  • a pair of brakes 38 for respectively braking the winding end 612 are provided on the carrier 3 so as to avoid the risk that when the oil cylinder of the winding gear 6 leaks oil, the carrier 3 will loose speed.
  • the brakes 38 includes a fixing pulley 36', i.e., the upper pulley 36'of the external face structures 3a of the carrier 3, and a movable pulley 381 located beside the fixing pulley 36' and capable of relatively changing the pitch.
  • the winding end 612 of the cable 61 extends between the fixing pulley 36'and the movable pulley 381.
  • This embodiment further comprises a pair of cranks 382 one end of which is pivoted on the carrier 3 through a shaft 383 and the other end of which is a free end and stores the spring force of an elastic element 384.
  • a grip 382a is provided between the free ends.
  • Such movable pulleys pair 381 are pivotally provided on both ends of the same shaft 381a which is pivotally provided on the middle segment of the crank 382 to perform a link motion.
  • a guiding groove 3a1 is provided on the external face structures 3a of the carrier 3 particularly at the portion corresponding to the shaft 381a.
  • the embodiments according to the present invention may be readily accomplished with variations and modifications.
  • the embodiment as shown in Figs.20 and 21 is a first variation of the collapsible conveyer according to the present invention.
  • Fig. 20 shows the collapsed state of the carrier 3' while
  • Fig.21 shows the unfolded state of the carrier 3'.
  • the basic configuration of this embodiment is substantially the same as the above embodiments except that the portion between the face structure 3a and 3b of the carrier 3 is constituted of several frames 3d having multi-segments to be folded, while a base plate3e having multi-segments to be folded is connected to the bottom end of the carrier 3.
  • Each frame 3d and the base plate3e are formed as multi-segments through several ratchet joints J. In this manner, the carrier 3' in collapsed position may reduce the volume and in the unfolded manner may enlarge to the greatest degree.
  • Figs.22 and 23 is a second variation of the collapsible conveyer according to the present invention.
  • Fig. 22 shows the collapsed state of the carrier 3" while Fig.21 shows the unfolded state of the carrier 3".
  • the frames 3d between the face structure 3a and the face structure 3b of the carrier 3 is collapsed in a different way.
  • the frames 3d intersect with each other and are pivoted on each other to collapse.
  • the object to minimize the volume can also achieved by this embodiment.

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
  • Emergency Lowering Means (AREA)
EP08170854A 2007-12-05 2008-12-05 Klappbares Fördergerät Withdrawn EP2111897A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW96146261A TW200924816A (en) 2007-12-05 2007-12-05 A foldable delivering equipment

Publications (2)

Publication Number Publication Date
EP2111897A2 true EP2111897A2 (de) 2009-10-28
EP2111897A3 EP2111897A3 (de) 2009-11-11

Family

ID=40867921

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08170854A Withdrawn EP2111897A3 (de) 2007-12-05 2008-12-05 Klappbares Fördergerät

Country Status (3)

Country Link
EP (1) EP2111897A3 (de)
JP (1) JP5107877B2 (de)
TW (1) TW200924816A (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102600562A (zh) * 2011-05-16 2012-07-25 于洪英 楼房救生装置
CN109386219A (zh) * 2017-08-04 2019-02-26 南宁市黑晶信息技术有限公司 一种轨道逃生防盗网
CN109386216A (zh) * 2017-08-04 2019-02-26 南宁市黑晶信息技术有限公司 一种新型逃生防盗网
CN111001100A (zh) * 2019-10-31 2020-04-14 郭锦坤 智能逃生窗户
CN113699769A (zh) * 2021-09-22 2021-11-26 武汉商学院 一种机械式衣物整理装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4584345B1 (ja) * 2009-12-14 2010-11-17 真盛 野中 ベランダ用避難装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5319698A (en) * 1976-08-05 1978-02-23 Masatoshi Kaneko Slow dropping rescue device
US4090585A (en) * 1976-11-09 1978-05-23 Laub Charles E Balcony for use on exterior walls of buildings below windows
JPS6033512B2 (ja) * 1982-12-17 1985-08-03 益清 張 高層ビルの火災避難装置
JPS6136645U (ja) * 1984-08-06 1986-03-06 松田 昌子 避難用篭収納構造
US4664226A (en) * 1985-08-14 1987-05-12 Michael Centanne Escape system
JPH03109421U (de) * 1990-02-27 1991-11-11
KR100436423B1 (ko) * 1999-10-28 2004-06-16 다케우치 프리시젼 워크스 가부시키가이샤 비상탈출용 베란다 장치
DE202004019339U1 (de) * 2004-12-15 2005-03-24 Huang Jung Chi Zusammenklappbares, langsam absenkbares Rettungsfenster

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102600562A (zh) * 2011-05-16 2012-07-25 于洪英 楼房救生装置
CN102600562B (zh) * 2011-05-16 2014-02-05 于洪英 楼房救生装置
CN109386219A (zh) * 2017-08-04 2019-02-26 南宁市黑晶信息技术有限公司 一种轨道逃生防盗网
CN109386216A (zh) * 2017-08-04 2019-02-26 南宁市黑晶信息技术有限公司 一种新型逃生防盗网
CN111001100A (zh) * 2019-10-31 2020-04-14 郭锦坤 智能逃生窗户
CN111001100B (zh) * 2019-10-31 2021-05-25 郭锦坤 智能逃生窗户
CN113699769A (zh) * 2021-09-22 2021-11-26 武汉商学院 一种机械式衣物整理装置
CN113699769B (zh) * 2021-09-22 2023-11-10 武汉商学院 一种机械式衣物整理装置

Also Published As

Publication number Publication date
TWI361085B (de) 2012-04-01
JP2009136683A (ja) 2009-06-25
EP2111897A3 (de) 2009-11-11
TW200924816A (en) 2009-06-16
JP5107877B2 (ja) 2012-12-26

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