Classifications

• • E—FIXED CONSTRUCTIONS
  • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
  • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
  • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
  • E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
  • E06B3/663—Elements for spacing panes
• • E—FIXED CONSTRUCTIONS
  • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
  • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
  • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
  • E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
  • E06B3/663—Elements for spacing panes
  • E06B3/66309—Section members positioned at the edges of the glazing unit
  • E06B3/66333—Section members positioned at the edges of the glazing unit of unusual substances, e.g. wood or other fibrous materials, glass or other transparent materials
• • E—FIXED CONSTRUCTIONS
  • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
  • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
  • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
  • E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
  • E06B3/663—Elements for spacing panes
  • E06B3/66309—Section members positioned at the edges of the glazing unit
  • E06B3/66333—Section members positioned at the edges of the glazing unit of unusual substances, e.g. wood or other fibrous materials, glass or other transparent materials
  • E06B2003/66338—Section members positioned at the edges of the glazing unit of unusual substances, e.g. wood or other fibrous materials, glass or other transparent materials of glass

Definitions

• the invention relates to insulating glazing forming a door or window opening, devoid of frame on at least part of its periphery.
• the invention provides insulating glazing forming a door or window opening, devoid of a frame on at least part of its periphery, comprising at least two sheets of glass spaced two by two by two vertical spacers left and right of glass arranged respectively near the left and right edges of the glass sheets and two upper and lower horizontal spacers made of a material other than glass arranged respectively near the upper and lower edges of the glass sheets, the insulating glazing also comprising, between each side of the horizontal spacers facing the outside of the insulating glazing and the edge of the glass sheets, a metal profile, at least one end of the lower metal profile being fixed at least to the two glass sheets by means of a structural adhesive.
• the fixing means by structural bonding has: a Shore D hardness of between 30 and 70, preferably between 40 and 60, or even between 45 and 55, and / or
• an elongation at break of between 50 and 500%, preferably between 100 and 450%, or even between 140 and 400%.
• the vertical glass spacers are arranged flush with the vertical edges of the glass sheets and each of the lateral faces of each vertical spacer is fixed to the glass sheets by means of fixing by transparent bonding having preferably a waterproof function, and even more preferably a waterproof function, air, gas and water vapor.
• each of the lateral faces of each horizontal spacer is fixed to the glass sheets by means of fixing by gluing forming a first sealing barrier, preferably to air, gases and steam. water, butyl type.
• the insulating glazing further comprises a seal, forming a second sealing barrier, preferably with water, of polyurethane, polysulfide or silicone type, between each face of the horizontal spacers facing the outside of the insulating glass and each metal profile, this sealing joint makes it possible to fix each horizontal spacer to the glass sheets and to fix each metal profile to the corresponding spacer and possibly to the glass sheets.
• the length of the vertical glass spacers is less than the length of the vertical edges of the glass sheets and the length of the horizontal spacers is less than the length of the horizontal edges of the glass sheets, each end of each vertical spacer in glass being partly abutted against an end edge of a horizontal spacer.
• each end of each horizontal spacer is covered with the same fixing means by gluing as the lateral edges of said horizontal spacer, a seal being placed between each end of each horizontal spacer and the left vertical edges, respectively straight, sheets of glass.
• At least one end of the lower metal profile is covered with structural adhesive on at least three faces of its faces, two of its faces being those located opposite the glass sheets and the third face. being the side facing inward of the insulating glass.
• the two ends of the lower metal profile are covered with structural adhesive.
• the entire length of the lower metal profile is covered with structural adhesive.
• At least one end of the two lower and upper metal sections is covered with structural adhesive, these two ends being on the same right or left side.
• two ends of the two lower and upper metal sections are covered with structural adhesive.
• the entire length of the two lower and upper metal sections is covered with structural adhesive.
• each lower and upper metal profile is a metal profile of mechanical reinforcement.
• each lower and upper metal profile is provided at one of its ends with a pivot rod adapted to be inserted in a pivot hole of a door or window frame on which is intended to be fitted with insulating glass forming a sash.
• the space delimited by the glass sheets, the vertical glass spacers and the horizontal spacers is filled with air or a rare gas such as argon or krypton.
• the invention also relates to a climatic piece of furniture, in particular a piece of refrigerated cold positive piece of furniture, comprising at least one insulating glazing as described above.
• the invention also relates to a window or door comprising as opening an insulating glazing as described above, and a frame on which the opening is hinged.
• Figure 1 shows a front view of an insulating glazing according to the invention
• Figure 2 shows a detailed front view of a corner of an insulating glass according to the invention
• Figure 3 shows a sectional view along A-A 'of Figure 2 of a vertical edge of an insulating glass according to the invention
• Figures 4a and 4b show a sectional view respectively along B-B 'and C-C' of Figure 2 of a horizontal edge of an insulating glass according to the invention
• Figures 5a to 5e show five possible configurations for covering the metal profile with a structural adhesive
• Figure 6 shows a perspective view of the test performed to test the mechanical strength under frontal impact
• FIG. 7 represents a sectional view of an insulating glazing of the prior art devoid of structural adhesive and which did not withstand the impact of the test according to FIG. 6.
• glass sheet should be understood like any transparent substrate with a glass function. It can be a sheet of mineral glass or organic glass.
• transparent should be understood as allowing at least to see colors, shapes through, without necessarily being able to read a text behind. Preferably, however, reading a text and viewing through the transparent spacer is preferred.
• the invention relates to insulating glazing forming a door or window opening, devoid of a frame on at least part of its periphery, and which comprises at least two sheets of glass spaced two by two by two vertical spacers left and straight glass, arranged respectively near the left and right edges of the glass sheets, and two upper and lower horizontal spacers made of a material other than glass, arranged respectively near the upper and lower edges of the glass sheets.
• the insulating glazing also comprises, between each face of the horizontal spacers facing outwards from the insulating glazing and the edge of the glass sheets, a metal profile, at least one end of the lower metal profile being fixed at least to the two glass sheets by virtue of to a structural adhesive.
• the metal profile provides rigidity to the insulating glazing, and therefore mechanical strength.
• the structural adhesive makes it possible to provide rigidity on at least the lower horizontal edge, and therefore to reinforce at least one corner situated near the connection between two spacers made of different materials, and thus to reinforce the resistance to shocks despite the presence of spacers in different materials.
• FIG. 1 represents a front view of an insulating glazing according to the invention.
• the insulating glazing 1 forms a door or window opening. It forms, for example, the opening of a refrigeration unit, for example with cold cold.
• the insulating glazing 1 comprises at least two sheets of glass 3, 4 spaced two by two by two vertical spacers 2 made of glass and two horizontal spacers 5 made of a material different from glass.
• the insulating glazing 1 also comprises two pivot rods 8 adapted each to fit into a pivoting hole of a door or window frame on which the insulating glazing 1 forming a sash is intended to be mounted.
• the two pivot rods 8 are preferably located at the end, respectively, of the two horizontal edges of the insulating glass 1, on the same right or left side.
• the insulating glazing has no frame on at least part of its periphery, for example at least on the two vertical edges.
• the insulating glazing 1 has no frame on the whole of its periphery.
• FIG. 2 represents a detailed front view of a corner of an insulating glazing according to the invention.
• the two vertical glass spacers 2 are arranged respectively near the left and right edges of the glass sheets 3, 4: they are called right and left vertical spacers.
• the two horizontal spacers 5 are arranged respectively near the upper and lower edges of the glass sheets 3, 4: they are called upper and lower horizontal spacers.
• the space delimited by the glass sheets 3, 4 and the vertical and horizontal spacers 2, 5 is filled with air or a rare gas such as argon or krypton.
• the rare gas improves the thermal insulation of the insulating glazing with respect to the air.
• the presence of glass spacers on the vertical edges increases the clear view of the insulating glazing since they are transparent.
• the user of the insulating glass for example a supermarket customer if it is a commercial refrigerator door, is not bothered by vertical uprights which would prevent him from seeing certain products. Several doors can be mounted flush with one another. The user then sees the entire contents of the refrigerators at a glance. The view is not hampered by any vertical upright.
• Figure 3 shows a sectional view along A-A 'of Figure 2 of a vertical edge of insulating glass according to the invention.
• the vertical glass spacers 2 are preferably arranged flush with the vertical edges of the glass sheets 3, 4. Each lateral face of each vertical spacer 2 is fixed to one of the glass sheets 3, 4 by means for fixing by transparent bonding 20.
• This means for fixing by transparent bonding 20 contributes to increasing the clear view.
• the transparent adhesive fastening means 20 preferably has at least one waterproof function, more preferably a waterproof, air, gas and vapor function. of water.
• the fixing means by transparent bonding 20 is for example a material which crosslinks under ultraviolet (UV) or not, preferably quickly (at most a few minutes). It is for example made of acrylate resin or of epoxy resin, such as for example the UV adhesive Verifix LV 740 supplied by the company BOHLE, which is crosslinkable under UV.
• FIGs 4a and 4b show a sectional view respectively along B-B 'and C-C' of Figure 2 of a horizontal edge of an insulating glazing according to the invention.
• Each horizontal spacer 5 is made of a material different from glass. It is, for example, a conventional aluminum interlayer or an interlayer with thermal break, known as a “warm edge”, such as, for example, the interlayer sold under the brand Swisspacer in acrylonitrile styrene (SAN) which can be reinforced with glass fibers.
• SAN acrylonitrile styrene
• Each horizontal spacer 5 is preferably hollow to accommodate desiccant 51 therein and then has fine grooves on its face oriented towards the inside of the insulating glazing making it possible to bring the internal space of the insulating glazing filled with air or gas into contact. rare and the desiccant, without the desiccant being able to flow in said space.
• each side face of each horizontal spacer 5 is fixed to one of the glass sheets 3, 4 by means of fixing by gluing 50, which constitutes a first sealing barrier, preferably to air, gases and water vapor, such as butyl.
• the insulating glazing 1 also comprising, between the two glass sheets 3, 4, and between each face of the horizontal spacers 5 facing outwards from the insulating glazing 1 and the edge of the glass sheets 3, 4, a metal profile 7.
• the insulating glass 1 therefore comprises two metal profiles 7, respectively placed on the upper and lower edges of the insulating glass 1.
• Each metal profile 7 is a metal profile of mechanical reinforcement and makes it possible to improve the mechanical strength of the insulating glass 1
• the metal profiles 7 are preferably arranged flush with the horizontal edges of the glass sheets 3, 4.
• Each metal profile 7 has a length substantially equal to the length of the horizontal edges of the glass sheets 3, 4.
• Each lower and upper metal profile 7 is provided at one of its ends with a pivot rod adapted to be inserted in a pivot hole of a door or window frame on which is intended to be mounted the insulating glazing forming an opening.
• the two pivot rods 8 are located on the same side, right or left, of the insulating glazing 1.
• the insulating glazing further comprises a seal 6, forming a second sealing barrier, preferably with water, such as polyurethane, polysulfide or silicone
• the seal 6 makes it possible to fix each horizontal spacer 5 to the glass sheets 3, 4 and to fix each mechanical reinforcement profile to the corresponding spacer and possibly to the glass sheets if the seal 6 flows between the faces. lateral of said metal profile 7.
• the length of the vertical spacers 2 made of glass is less than the length of the vertical edges of the glass sheets 3, 4 and the length of the horizontal spacers 5 is less than the length of the horizontal edges of the glass sheets 3, 4.
• Each end of each vertical glass spacer 2 is then partly abutted against an end edge of a horizontal spacer 5 in order to form a closed spacer frame, formed of the set of four vertical and horizontal spacers 2, 5.
• each end of each horizontal spacer 5 is covered with the same fixing means by gluing 50 as the lateral edges of said horizontal spacer 5.
• the seal 6 is placed between the ends of each horizontal spacer 5 and the left and right vertical sections of the glass sheets 3, 4.
• the insulating glazing 1 comprises two sealing barriers 50, 6 at the end of each horizontal spacer 5 as for the rest of said horizontal spacer 5.
• the insulating glazing 1 comprises a structural adhesive on at least one end of the lower metal profile 7.
• This structural adhesive makes it possible to adhere at least said end of the lower metal profile 7 to the two glass sheets.
• the structural adhesive is also present on the face of the lower metal profile 7 oriented towards the inside of the insulating glazing 1, which also makes it possible to bond said end of the lower metal profile 7 to the seal 6.
• the structural adhesive is an adhesive which has the function of bringing rigidity to the insulating glazing in order to improve its mechanical strength and its impact resistance.
• the structural adhesive is preferably in the form of a thixotropic paste which hardens at room temperature in a few minutes.
• the structural adhesive 9 has for example a Shore D hardness of between 30 and 70, preferably between 40 and 60, or even between 45 and 55 to further improve the mechanical strength.
• the structural adhesive 9 has for example a Shore A hardness of between 80 and 100, preferably between 85 and 95, or even between 87 and 93 to further improve mechanical strength.
• the structural adhesive 9 has for example a tensile strength of between 1 and 50 N / mm 2 , preferably between 1 and 30 N / mm 2 , or even between 1 and 20 N / mm 2 , or even between 5 and 15 N / mm 2 to further improve mechanical strength.
• the structural adhesive 9 has for example an elongation at break of between 50 and 500%, preferably between 100 and 450%, or even between 140 and 400% to further improve the mechanical strength.
• FIGS. 5a to 5e represent five possible configurations for covering the metal profile with a structural adhesive. To facilitate reading, in FIGS. 5a to 5e, only the metal sections 7 and the structural adhesive 9 are shown on the horizontal edges.
• FIG. 6 represents a perspective view of the test carried out to test the mechanical strength under frontal impact.
• the insulating glass 1 is mounted on a refrigerating cabinet 10.
• a supermarket trolley having an empty weight of 20 kg, descends a slope of 5 ° by 50 cm long, perpendicular to the insulating glass.
• the test is carried out with the vacuum trolley then adding 10 kg to each test up to 100 kg in total (20 kg of trolley + 80 kg of load). Three identical tests were carried out for each configuration.
• the insulating glazing 1 comprises two sheets of glass 3, 4 made of tempered glass 4 mm thick, spaced 16 mm apart.
• the fixing means by transparent bonding 20 is the UV adhesive Verifix LV740.
• the horizontal spacers 5 are made of aluminum, the bonding means 50 is butyl and the seal 6 is polyurethane.
• the structural adhesive 9 has a Shore A hardness of 90, a Shore D hardness of 50, a tensile strength of 10 N / mm 2 , and an elongation at break of 150%.
• FIG. 7 represents a sectional view of such an insulating glazing devoid of structural adhesive and which did not withstand the impact of the test according to FIG. 6.
• the arrow F indicates the direction of the carriage before impact.
• R designates the rupture zone due to the accumulation of stresses.
• the insulating glazing of the tested prior art comprises two sheets of tempered glass 4 mm thick, spaced 16 mm apart, two vertical glass spacers glued to the glass sheets by means of UV Verifix LV740 adhesive, two horizontal spacers aluminum glued to the glass sheets by butyl, with a polyurethane gasket.
• the insulating glass according to the configuration of Figure 5a has successfully passed the test up to 100 kg in total.
• the insulating glass according to the configuration not shown has successfully passed the test up to 100 kg in total.
• Two windows out of three according to the configurations of Figures 5c and 5e also passed the test up to 100 kg in total.
• the least efficient configuration is that of FIG. 5d.
• the structural adhesive 9 is therefore preferably placed at the level of the lower metal profile alone, at least on its end situated on the side of the pivot rod 8. Even more preferably, the structural adhesive is placed on the two ends of the lower metal profile, or even over the entire length of the lower metal profile, or even over the entire length of the two lower and upper metal profiles.
• the insulating glazing 1 according to the invention devoid of a frame on its periphery, but provided with lower and upper metal profiles, at least the end of the lower metal profile located near the pivot rod being covered with structural adhesive 9, therefore improves the mechanical strength of the insulating glass and its impact resistance, without loss in terms of sealing.
• the insulating glazing can be integrated into a climatic cabinet, in particular positive cold refrigerated cabinet.
• the invention therefore also relates to a climatic cabinet, in particular a positive cold refrigerated cabinet, comprising at least one insulating glazing 1.
• the invention also relates to a window or door comprising as opening an insulating glazing 1, and a frame on which is hinged the insulating glazing 1.

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• Engineering & Computer Science (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Securing Of Glass Panes Or The Like (AREA)
• Joining Of Glass To Other Materials (AREA)
• Refrigerator Housings (AREA)

Applications Claiming Priority (2)

Publications (2)

Family

ID=65951655

Family Applications (1)

Country Status (9)

Families Citing this family (1)

Family Cites Families (4)

• 2018
  • 2018-11-05 FR FR1860161A patent/FR3088087B1/fr active Active
• 2019
  • 2019-11-05 CA CA3119585A patent/CA3119585A1/fr active Pending
  • 2019-11-05 PL PL19801513.3T patent/PL3877620T3/pl unknown
  • 2019-11-05 ES ES19801513T patent/ES3018911T3/es active Active
  • 2019-11-05 EP EP19801513.3A patent/EP3877620B1/de active Active
  • 2019-11-05 WO PCT/EP2019/080230 patent/WO2020094637A1/fr not_active Ceased
  • 2019-11-05 MX MX2021005251A patent/MX2021005251A/es unknown
  • 2019-11-05 US US17/291,165 patent/US11913276B2/en active Active
• 2021
  • 2021-04-29 CO CONC2021/0005640A patent/CO2021005640A2/es unknown

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