CN213683752U

CN213683752U - Interlayer vacuum-pumping glass

Info

Publication number: CN213683752U
Application number: CN202021978578.1U
Authority: CN
Inventors: 李柏丰
Original assignee: Zhejiang Jufeng Glass Co ltd
Current assignee: Zhejiang Jufeng Glass Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-07-13
Anticipated expiration: 2030-09-10

Abstract

The application relates to interlayer vacuum-pumping glass, which comprises upper clamping piece glass, lower clamping piece glass and a plurality of supporting columns, wherein sealing rubber strips are arranged on the peripheries of the upper clamping piece glass and the lower clamping piece glass, a vacuum cavity is formed between the sealing rubber strips and the upper clamping piece glass and between the sealing rubber strips and the lower clamping piece glass, and the supporting columns are uniformly distributed in the vacuum cavity. The supporting column comprises a connecting part, an arc part and a clamping part, and the upper clamping piece glass is bonded with the supporting column through a shadowless glue layer on the connecting part; the connecting part is connected with the clamping part through an arc part positioned between the connecting part and the clamping part; the surface of the lower clamping piece glass close to the vacuum cavity is provided with a plurality of clamping grooves, and the clamping parts are clamped in the clamping grooves. The application has the effect of enhancing the shock resistance of the vacuum glass.

Description

Interlayer vacuum-pumping glass

Technical Field

The application relates to the field of glass manufacturing technology, in particular to interlayer vacuum-pumping glass.

Background

The vacuum glass is a glass product which is formed by two flat glass sheets separated by a support and forming a vacuum layer between the two glass sheets by sealing edges of the two flat glass sheets. The vacuum glass is widely applied to high-grade building design due to excellent sound insulation and heat insulation effects. However, the impact resistance of the vacuum glass in the current market is generally weak, and the glass is easy to break when being subjected to large impact force.

SUMMERY OF THE UTILITY MODEL

In order to enhance the shock resistance of the vacuum glass, the application provides the laminated vacuum glass.

The application provides a sandwich vacuum glass adopts following technical scheme:

the interlayer vacuum-pumping glass comprises upper clip glass, lower clip glass and a plurality of supporting columns, wherein sealing rubber strips are arranged at the peripheries of the upper clip glass and the lower clip glass, a vacuum cavity is formed between the sealing rubber strips and the upper clip glass and between the sealing rubber strips and the lower clip glass, and the supporting columns are uniformly distributed in the vacuum cavity; the support column comprises a connecting part, an arc part and a clamping part, wherein a shadowless glue layer is adhered on the connecting part, and the shadowless glue layer is adhered on the support column and the upper clip piece glass; the arc-shaped part is connected with the connecting part and the clamping part; the lower clamping piece glass is close to the surface of the vacuum cavity and is provided with a plurality of clamping grooves, and the clamping portion is clamped with the clamping grooves.

Through adopting above-mentioned technical scheme, firmly be connected between support column and last clamping piece glass, the lower clamping piece glass, relative movement can not take place for the supporting effect is more stable, strengthens vacuum glass's shock resistance.

Preferably, an air exhaust hole is formed in the sealing rubber strip, a sleeve is arranged in the air exhaust hole, an air exhaust pipe is fixedly connected in the sleeve, and one end, far away from the vacuum cavity, of the air exhaust pipe protrudes out of the surface, located under the external atmospheric pressure, of the sleeve.

Through adopting above-mentioned technical scheme, can take out the air between last clamping piece glass and the lower clamping piece glass through the aspirating hole.

Preferably, the sleeve is in sliding connection with the air suction hole, and the diameter of the air suction pipe is smaller than that of the sleeve; the vacuum cavity is internally provided with a glass block fixed on the lower clip glass near the exhaust pipe, and the sleeve can be abutted against the surface of the glass block near the exhaust hole after sliding towards the vacuum cavity in the exhaust hole to isolate the vacuum cavity from the outside.

Through adopting above-mentioned technical scheme, after taking out the air between last clamping piece glass and the lower clamping piece glass, the sleeve pipe both ends form pressure differential, and the sleeve pipe is located the surface under external atmospheric pressure and receives the effect of atmospheric pressure, can be pushed inwards, until the butt self-sealing on the glass piece, isolated vacuum cavity and external.

Preferably, the arc-shaped part of the supporting column is an elastic body.

Through adopting above-mentioned technical scheme, when last clamping piece glass or lower clamping piece glass receive the impact, arc portion can play the cushioning effect to them, reduces the broken probability of glass.

Preferably, the surface of the lower clip glass close to the vacuum layer is provided with a PVB intermediate film, and the clamping portion penetrates through the PVB intermediate film and extends into the clamping groove of the lower clip glass.

Through adopting above-mentioned technical scheme, the PVB intermediate coat makes lower clamping piece glass more firm, difficult broken, even when lower clamping piece glass is broken, because the PVB intermediate coat has viscidity, can bond most glass piece, reduces the probability that glass piece splashes and hurts people, improves the security.

Preferably, the surface of the lower clip glass close to the vacuum cavity is provided with a holding tank, and the holding tank is internally provided with a getter.

By adopting the technical scheme, the getter can absorb air which is not completely pumped in the vacuum cavity, and can absorb air leaked in the use process in the future, so that the vacuum degree in the vacuum cavity is improved, and the service life of the vacuum glass is prolonged.

Preferably, the bottom surface of holding tank is equipped with and runs through lower clamping piece glass's through-hole, the diameter of through-hole is less than the diameter of holding tank.

Through adopting above-mentioned technical scheme, through the through-hole after the getter is activated to the through-hole, sealed through-hole because the open area of through-hole is less than the area of holding tank, has reduced the degree of difficulty of sealed through-hole to vacuum glass's leakproofness has been improved.

Preferably, the surface of the upper clip glass, which is far away from the vacuum cavity, is provided with a layer of infrared reflection film.

By adopting the technical scheme, the infrared reflection film enhances the heat insulation performance and the heat preservation performance of the vacuum glass.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in the scheme, the support column with a special structure is firmly connected with the upper clip piece glass and the lower clip piece glass, and relative movement cannot occur, so that the support effect is more stable, and the shock resistance of the vacuum glass is enhanced;

2. the arc-shaped part is made of elastic materials, so that impact force on the upper clamping piece glass and the lower clamping piece glass can be buffered, and the probability of glass breakage is reduced;

3. a shadowless glue layer is bonded between the connecting part and the upper clip glass, a PVB intermediate film is arranged on the surface of the lower clip glass close to the vacuum cavity, when the glass is broken, most of fragments can be bonded on the supporting columns or the PVB intermediate film, so that the fragments are not easy to splash and hurt people, and the safety is improved;

4. the getter and the exhaust tube capable of being automatically sealed on the sealing rubber strip enhance the sealing performance of the vacuum glass and prolong the service life of the vacuum glass.

Drawings

FIG. 1 is a schematic cross-sectional view of an embodiment of the present application;

fig. 2 is a schematic structural diagram of the connection between the support column and the upper and lower clip glasses in the embodiment of the present application.

Description of reference numerals: 1. upper clamping piece glass; 2. lower clip glass; 21. a clamping groove; 22. accommodating grooves; 23. a through hole; 3. a support pillar; 31. a connecting portion; 32. an arc-shaped portion; 33. a clamping part; 4. sealing rubber strips; 41. an air exhaust hole; 5. a vacuum chamber; 6. a shadowless glue layer; 7. a PVB intermediate film; 8. a sleeve; 81. an air exhaust pipe; 9. a glass block; 10. a getter; 11. an infrared reflective film.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses laminated vacuum-pumping glass. Referring to fig. 1 and 2, the laminated vacuum glass includes an upper glass 1, a lower glass 2, and a plurality of support pillars 3. Sealing rubber strips 4 are arranged on the peripheries of the upper clip piece glass 1 and the lower clip piece glass 2, a vacuum cavity 5 is formed between the sealing rubber strips 4 and the upper clip piece glass 1 and between the sealing rubber strips 4 and the lower clip piece glass 2, and the support columns 3 are uniformly distributed in the vacuum cavity 5. The supporting column 3 comprises a connecting part 31, an arc-shaped part 32 and a clamping part 33, wherein a shadowless glue layer 6 is adhered on the connecting part 31, and the upper clamping piece glass 1 is adhered to the supporting column 3 through the shadowless glue layer 6 on the connecting part 31; the connecting portion 31 and the clamping portion 33 are connected through an arc portion 32 therebetween; the surface of the lower clip glass 2 close to the vacuum cavity 5 is provided with a plurality of clamping grooves 21, and the clamping part 33 is clamped in the clamping grooves 21.

The support column 3 is firmly connected with the upper clip glass 1 and the lower clip glass 2, and relative movement cannot occur, so that the support effect is more stable, and the shock resistance of the vacuum glass is enhanced. Even if the upper clip glass 1 is broken under stress, most fragments can be stuck on the connecting part 31 of the supporting column 3 by the shadowless glue layer 6, and the splashed broken glass is reduced.

The arc-shaped portion 32 of the support column 3 is made of an elastic material, which may be selected from stainless steel, phosphor copper or other materials. The arc portion 32 can buffer the impact force applied to the upper glass piece 1 and the lower glass piece 2.

The surface of the lower clip glass 2 close to the vacuum layer is provided with a PVB intermediate film 7, and the clamping parts 33 of the plurality of supporting columns 3 penetrate through the PVB intermediate film 7 and extend into the clamping grooves 21 of the lower clip glass 2. The PVB intermediate film 7 has the effect of enhancing the strength of the lower clip glass 2, and due to the viscosity, even if the lower clip glass 2 is broken under stress, the PVB intermediate film 7 can also stick most glass fragments, and the splashed broken glass is reduced.

The surface of the upper clip glass 1 far away from the vacuum cavity 5 is provided with a layer of infrared reflection film 11, so that the heat insulation performance and the heat preservation performance of the vacuum glass are enhanced.

The surface of the lower clip glass 2 close to the vacuum chamber 5 is provided with a holding tank 22, and the holding tank 22 is internally provided with a getter 10 which can absorb the air which is not completely pumped in the vacuum chamber 5 and the air leaked in the use process in the future. The bottom surface of the accommodating groove 22 is provided with a through hole 23 penetrating through the lower clip glass 2. After the getter 10 is activated by changing the temperature or surface pressure of the getter 10 through the through hole 23, only the through hole 23 needs to be sealed without sealing the entire accommodating groove 22, thereby reducing the difficulty of sealing.

An air exhaust hole 41 is formed in the sealing rubber strip 4, a sleeve 8 is arranged in the air exhaust hole 41, an air exhaust pipe 81 with a smaller diameter is fixedly connected in the sleeve 8, and one end, far away from the vacuum cavity 5, of the air exhaust pipe 81 protrudes out of the surface, located under the external atmospheric pressure, of the sleeve 8. The sleeve 8 is connected with the air exhaust hole 41 in a sliding way, and a glass block 9 fixed on the lower clip glass 2 is arranged in the vacuum cavity 5 close to the air exhaust pipe 81.

After the air between the upper clip glass 1 and the lower clip glass 2 is pumped out through the air pumping hole 41, the pressure difference is formed at the two ends of the sleeve 8, and the surface of the sleeve 8 under the external atmospheric pressure is pushed inwards under the action of the atmospheric pressure until the sleeve 8 is abutted on the glass block 9 for automatic sealing, so that the vacuum cavity 5 is isolated from the outside. At this time, the other end of the sleeve 8 is located in the suction hole 41 of the joint strip 4, and the sleeve 8 still blocks the suction hole 41. After the air exhaust pipe 81 is automatically sealed, the sleeve 8 and the part of the air exhaust pipe 81 extending out of the sealing rubber strip 4 are cut off, and then the air exhaust hole 41 is sealed, so that the sealing performance of the vacuum glass is enhanced.

The application principle of the interlayer vacuum-pumping glass provided by the embodiment of the application is as follows: connecting portion 31 and last clamping piece glass 1 through using 6 adhesion support columns of shadowless glue layer 3, joint groove 21 through 2 surperficial joint of lower clamping piece glass is connected with the joint portion 33 of support column 3 each other for support column 3 is connected with last clamping piece glass 1, lower clamping piece glass 2 relatively stable firmly, strengthens vacuum glass's shock resistance. Further, the impact resistance of the vacuum glass is enhanced by disposing a PVB interlayer 7 on the surface of the lower clip glass 2 near the vacuum chamber 5. Furthermore, the getter 10 and the air exhaust pipe 81 capable of automatically sealing are arranged, so that the sealing performance of the vacuum glass is improved, and the service life is prolonged.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an intermediate layer vacuum glass, includes last clamping piece glass (1), lower clamping piece glass (2), a plurality of support column (3), go up clamping piece glass (1) with the periphery of lower clamping piece glass (2) is equipped with joint strip (4), joint strip (4) with go up clamping piece glass (1) form vacuum cavity (5) down between clamping piece glass (2), and is a plurality of support column (3) evenly arrange in vacuum cavity (5), its characterized in that: the supporting column (3) comprises a connecting part (31), an arc-shaped part (32) and a clamping part (33), wherein a shadowless glue layer (6) is adhered on the connecting part (31), and the supporting column (3) and the upper clamping piece glass (1) are adhered by the shadowless glue layer (6); the arc-shaped part (32) is connected with the connecting part (31) and the clamping part (33); lower clamping piece glass (2) are close to the surface of vacuum cavity (5) is equipped with a plurality of joint grooves (21), joint portion (33) with joint groove (21) joint.

2. The laminated vacuum-pumped glass as claimed in claim 1, wherein: an air exhaust hole (41) is formed in the sealing rubber strip (4), a sleeve (8) is arranged in the air exhaust hole (41), an air exhaust pipe (81) is fixedly connected in the sleeve (8), and one end, far away from the vacuum cavity (5), of the air exhaust pipe (81) protrudes out of the surface, located under the external atmospheric pressure, of the sleeve (8).

3. The laminated vacuum-pumped glass as claimed in claim 2, wherein: the sleeve (8) is connected with the air suction hole (41) in a sliding mode, and the diameter of the air suction pipe (81) is smaller than that of the sleeve (8); the vacuum cavity (5) is internally provided with a glass block (9) fixed on the lower clip glass (2) at a position close to the air exhaust pipe (81), and the sleeve (8) can abut against the surface of the glass block (9) close to the air exhaust hole (41) after sliding towards the vacuum cavity (5) in the air exhaust hole (41), so that the vacuum cavity (5) is isolated from the outside.

4. The laminated vacuum-pumped glass as claimed in claim 1, wherein: the arc-shaped part (32) of the supporting column (3) is an elastic body.

5. The laminated vacuum-pumped glass as claimed in claim 1, wherein: the surface of the lower clip glass (2) close to the vacuum layer is provided with a PVB intermediate film (7), and the clamping portion (33) penetrates through the PVB intermediate film (7) and extends into the clamping groove (21) of the lower clip glass (2).

6. The laminated vacuum-pumped glass as claimed in claim 1, wherein: the surface of the lower clip glass (2) close to the vacuum cavity (5) is provided with a containing groove (22), and a getter (10) is arranged in the containing groove (22).

7. The laminated vacuum-pumped glass as claimed in claim 6, wherein: the bottom surface of holding tank (22) is equipped with through-hole (23) that run through clip glass (2) down, the diameter of through-hole (23) is less than the diameter of holding tank (22).

8. The laminated vacuum-pumped glass as claimed in claim 1, wherein: and the surface of the upper clip piece glass (1) far away from the vacuum cavity (5) is provided with a layer of infrared reflection film (11).