CN203683390U - Vacuum glass sealing structure and semi-finished product thereof - Google Patents
Vacuum glass sealing structure and semi-finished product thereof Download PDFInfo
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- CN203683390U CN203683390U CN201420013947.1U CN201420013947U CN203683390U CN 203683390 U CN203683390 U CN 203683390U CN 201420013947 U CN201420013947 U CN 201420013947U CN 203683390 U CN203683390 U CN 203683390U
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- 239000011521 glass Substances 0.000 title claims abstract description 190
- 238000007789 sealing Methods 0.000 title claims abstract description 46
- 239000011265 semifinished product Substances 0.000 title abstract 3
- 229910052751 metal Inorganic materials 0.000 claims abstract description 107
- 239000002184 metal Substances 0.000 claims abstract description 106
- 239000000843 powder Substances 0.000 claims abstract description 50
- 238000003466 welding Methods 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 30
- 238000002844 melting Methods 0.000 claims abstract description 30
- 230000008018 melting Effects 0.000 claims abstract description 30
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 239000005357 flat glass Substances 0.000 claims description 60
- 239000002002 slurry Substances 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 38
- 238000005219 brazing Methods 0.000 claims description 14
- 238000005452 bending Methods 0.000 claims description 8
- 239000005341 toughened glass Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000007769 metal material Substances 0.000 abstract description 6
- 230000008595 infiltration Effects 0.000 abstract description 2
- 238000001764 infiltration Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 7
- 238000005496 tempering Methods 0.000 description 6
- 239000000956 alloy Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000005340 laminated glass Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000007650 screen-printing Methods 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000011135 tin Substances 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 229910017770 Cu—Ag Inorganic materials 0.000 description 1
- 229910001128 Sn alloy Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910001651 emery Inorganic materials 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910000833 kovar Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000006060 molten glass Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000010943 off-gassing Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- GZCWPZJOEIAXRU-UHFFFAOYSA-N tin zinc Chemical compound [Zn].[Sn] GZCWPZJOEIAXRU-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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Abstract
The utility model provides a vacuum glass sealing structure and a semi-finished product thereof. The vacuum glass sealing structure has at least two layers of parallelly arranged glass plates, wherein one side of each layer of glass plate facing to an adjacent glass plate is provided with a surface to be sealed, the surface to be sealed of each layer of glass plate is connected with a metal belt material by the heating and melting of glass powder paste, and the metal belt materials on adjacent layers of glass plates are superimposed between the surfaces to be sealed of the adjacent layers of glass plates and welded to be a whole in an airtight welding mode. According to the vacuum glass sealing structure and the semi-finished product thereof provided by the utility model, both the infiltration characteristic and adhesion capacity in a molten state of the glass powder paste are fully used, and the easy welding characteristic of the metal material is also fully used, so that the streamline production of vacuum glass by using tempered glass and semi-tempered glass becomes practical and feasible.
Description
Technical field
The utility model relates to a kind of vacuum glass sealing structure.
Background technology
The vacuum glass being formed by stacking by two and even multi-disc sheet glass, with its good sound insulation, the concern that heat insulation, heat-insulating property has been subject to people, also becomes the direction of many enterprises and individuals' researchs.
In patented technology, introduce at present, the method for sealing that may adopt in the process of making vacuum glass mainly contains:
(1) a kind of vacuum glass sealing method as shown in Figure 1, between two glass sheets, adopt low melting glass slurry to melt sealing, sealing temperature generally between 350 ℃～450 ℃, thereby make the glass paste fusing of low melting point complete the seal between sheet glass and sheet glass by flame or electrically heated mode.The glass powder with low melting point slurry of this process using is generally leaded or lead-free glass powder composition, and lead composition wherein has harm to environment and human body, has progressed into superseded state.This sealing-in mode is owing to there being infiltration and the melting process of glass powder slurry, and sealing-in sealing is reliable; But its processing units and complex process, and because two glass sheets of encapsulation enter heated condition simultaneously, easily cause in the sheet glass after encapsulation and have encapsulation stress, it is unfavorable that the long-term stability of finished product is used, in the Vacuum Package of toughened glass or semi-tempered glass plate, still there are many technological difficulties to overcome, the patent of invention that the representative patents of current this vacuum glass sealing method is CN94192667.2 as application number.
(2) a kind of vacuum glass sealing method as shown in Figure 2, adopt the film condensation material of various resin materials and making laminated glass to be used as the seal, sealing materials between sheet glass, its Technology is similar to the manufacture craft of laminated glass, although this processing method can realize the sealing-in between sheet glass, but this resinoid, the gas permeability of film class material and the outgassing rate of itself are all far longer than glass, and although the vacuum chamber surface-area of vacuum glass is very large, volume is but very little, a certain amount of outgas will make the vacuum tightness in vacuum chamber extremely degenerate, even lose vacuum, so the vacuum glass product that this sealing-in mode is made, the stability of life-time service will be a problem, the patent of invention that the representative patents of current this vacuum glass sealing method is CN02205234.8 as application number.
(3) a kind of vacuum glass sealing method as shown in Figure 3, adopt supersonic welding connection technology, screen printing technique and hot-spraying techniques are by metal paste or tinsel is direct and sheet glass sintering and/or integrally welded, because glass and metal belong to the complete material of different nature of two classes, how the surface property of glass has also determined can be by metal paste or tinsel directly and sheet glass sintering and/or integrally welded, and have good bulk strength and resistance to air loss, also have a lot of research work to do, the patent of invention that the representative patents of current this vacuum glass sealing method is CN201110101892.0 as application number.
(4) a kind of vacuum glass sealing method as shown in Figure 4, adopt the brazing metal of low melting point, directly make the brazing metal that is placed on two glass sheets sealed edge places melt rear cooling by heating at a lower temperature, two glass sheets are sealed to formation vacuum glass, this and the practical problems facing in method described in Article 3 above have similarity, the patent of invention that the representative patents of current this vacuum glass sealing method is CN201210075607.7 as application number.
Summary of the invention
The practical problems facing for the method for sealing adopting in the process of making vacuum glass of current various patented technology introductions, the purpose of this utility model is to provide a kind of vacuum glass sealing structure and work in-process thereof, and described sealing structure sealing-in is firm, resistance to air loss good.
For achieving the above object, the technical solution adopted in the utility model comprises:
A kind of work in-process of vacuum glass sealing structure, it is characterized in that: comprise sheet glass and welding metal belting, described sheet glass has two plate faces and is connected to the circumferential surface between described two plate faces, and one of them plate face is connected with described metal belting by glass powder slurry heating and melting.
For achieving the above object, the technical solution adopted in the utility model also comprises:
A kind of vacuum glass sealing structure, described vacuum glass has at least two-layer sheet glass be arrangeding in parallel, every one deck sheet glass has the sealing-in for the treatment of surface towards a side of adjacent sheets of glass, wherein: the sealing-in surface for the treatment of of every one deck sheet glass is connected with metal belting by the melting of glass powder slurry, the metal belting on the sheet glass of adjacent layers be superimposed on described adjacent layers sheet glass treat between sealing-in surface and airtight welding is integrated.
Described vacuum glass sealing structure, wherein: described metal belting has the planar body that is parallel to described sheet glass.
Described vacuum glass sealing structure, wherein: the planar body of described metal belting is provided with two bending edges, what the end of described bending edges was pressed close to described sheet glass treats sealing-in surface, forms channel section shaped metal band material or F shape section type metal belting.
Described vacuum glass sealing structure, wherein: in the planar body of described metal belting towards a side surface evagination of glass powder slurry.
Described vacuum glass sealing structure, wherein: the sealing-in surface for the treatment of of described sheet glass is provided with hypotenuse or recessed.
Described vacuum glass sealing structure, wherein: the superimposed concave surface between superimposed metal belting, the space that described indent forms can be for applying low melting point brazing metal, and described superimposed metal belting is integrated by described low melting point brazing metal airtight welding.
Compared with prior art, the beneficial effect the utlity model has is: both taken full advantage of the cementability under imbibition characteristic and the molten state of glass powder slurry, take full advantage of again the weldability of metallic substance, the feature of easy welding, making to adopt toughened glass and semi-tempered glass to carry out streamlined production vacuum glass has become real feasible, also make the vacuum glass that adopts present method to produce simultaneously, its product inner quality has obtained sound assurance, has guaranteed the safe handling of vacuum glass.
The utility model not only has that sealing-in position is connected firmly, air-tightness is good, and simple, metal belting wherein can be according to actual needs, adopt the specialized production of different shape, the coating of glass powder slurry also can adopt specific equipment to realize, and the position between dried metal belting and the sheet glass that is coated with glass powder slurry is put and also can be realized mechanized, is suitable for organizing the suitability for industrialized production of vacuum glass, and production process control is easy, and constant product quality is good.
Accompanying drawing explanation
Fig. 1 has commercialization to adopt the directly vacuum glass structural representation of welding of cryogenic glass powder at present;
Fig. 2 adopts the film condensation material of various resin materials and making laminated glass to be used as the vacuum glass structural representation that the seal, sealing materials between sheet glass connects two sheet glass;
Fig. 3 is for adopting supersonic welding connection technology, screen printing technique and hot-spraying techniques by metal paste or tinsel directly and sheet glass sintering and/or integrally welded, then by the vacuum glass structural representation welding by solder bonding metal technology between it;
Fig. 4 is the brazing metal that adopts low melting point, cooling after the direct brazing metal fusing that makes to be placed on two glass sheets sealed edge places by heating at a lower temperature, two glass sheets is sealed to the vacuum glass structural representation that forms vacuum glass;
Fig. 5 treats that in monolithic glass panel edges the mode of sealing-in surface by heating and melting is by the glass powder slurry melting being coated on metal belting, realizes glass plate edge and treat the integrated structural representation being connected of sealing-in surface and metal belting;
Fig. 6 is the utility model vacuum glass embodiment 1 structural representation;
Fig. 7 is the utility model vacuum glass embodiment 2 structural representations;
Fig. 8 is the utility model vacuum glass embodiment 3 structural representations;
Fig. 9 is the utility model vacuum glass embodiment 4 structural representations;
Figure 10 is the utility model vacuum glass embodiment 5 structural representations;
Figure 11 is the utility model vacuum glass embodiment 6 structural representations;
Figure 12 is the utility model vacuum glass embodiment 7 structural representations;
Figure 13 is the utility model vacuum glass embodiment 8 structural representations;
Figure 14 is the utility model vacuum glass embodiment 9 structural representations;
Figure 15 is the utility model vacuum glass embodiment 10 structural representations;
Figure 16 is the utility model vacuum glass embodiment 11 structural representations;
Figure 17 is the utility model vacuum glass embodiment 12 structural representations;
Figure 18 is the utility model vacuum glass embodiment 13 structural representations, is to utilize the utility model to make three glass sheets and three examples with upper glass plates vacuum glass.
The upper glass sheets of description of reference numerals: 1-; Glass sheets under 2-; 3-intermediate supports; The melten glass sealing-in limit that 4-is directly made up of cryogenic glass powder slurry; Vacuum space between 5-two sheet glass; The resin material of 6-between sheet glass is or/and film condensation material; 7-is at the metal layer of glass pane surface sintering; 8-sealing-in tinsel; The brazing metal of 9-low melting point; The cryogenic glass powder spacer bar of 10-pre-burning; 11-glass powder slurry; 12-plane section type metal belting; 13-U shape section type metal belting; 14-triangular section shaped metal band material; The semicircle section type metal belting of 15-; 16-trapezoidal cross-section shaped metal band material; 17-has bevel edge to treat the another kind of channel section shaped metal band material on sealing-in surface for sheet glass chamfering; 18-F shape section type metal belting; 19-has bevel edge to treat the another kind of channel section shaped metal band material on sealing-in surface for sheet glass chamfering; 20-U shape section type metal belting; 21-F shape section type metal belting; 22-indent is half elliptic section type metal belting; 23-low melting point brazing metal; 24-indent is trapezoidal cross-section shaped metal band material; The intermediate glass plates of tri-two vacuum chamber vacuum glass of 25-; T-difference of altitude.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 5, the work in-process of the utility model vacuum glass sealing structure, it comprises glass sheets 1 and welding metal belting 12, described upper glass sheets 1 has upper and lower two plate faces and is connected to the circumferential surface between described two plate faces, and lower face is connected with described metal belting 12 by 11 meltings of glass powder slurry.Certainly, metal belting 12 also can be connected to the upper face of described lower glass sheets 2, forms another work in-process.In three layers of even more multi-layered vacuum glass product, the upper face of a sheet glass and lower face can all be connected with metal belting 12, will not illustrate by accompanying drawing at this.
Welding metal belting 12 in above-described embodiment, its material be chosen as kovar alloy band material, Ag metal belting, Cu-Ag alloy band material, Ni metal belting, Ni-Ag alloy band material, Sn and alloy band material, Stainless Steel Band material etc. various under vacuum condition the metal and alloy materials of little, the good welding performance of release quantity.
Take the vacuum glass of the utility model shown in Fig. 6 embodiment 1 as example, introduce vacuum glass sealing method:
In the one side of the effigurate metal belting 12 of tool, apply certain thickness glass powder slurry 11,11 seasoninies of glass powder slurry or oven dry;
As shown in Figure 5, metal belting 12 is coated with glass powder slurry 11 one facing to upper glass sheets 1 or lower glass sheets 2 and be fitted in described upper glass sheets 1 or lower glass sheets 2 edges are treated on sealing-in surface; In the application, described in treat that sealing-in surface is upper glass sheets 1 side surface relative with lower glass sheets 2;
Make to be coated in glass powder slurry 11 meltings on metal belting 12 by heating, after 11 condensations of glass powder slurry, integrated connection realized with metal belting 12 in the sealing-in surface for the treatment of of described upper glass sheets 1 or lower glass sheets 2, formation work in-process as shown in Figure 5 (in fact, what also can first glass powder slurry 11 be coated in to sheet glass 1,2 treats sealing-in surface, after dry, again metal belting 12 is fitted on glass powder slurry 11 and heating and melting connects as one, also can forms described work in-process);
On described glass sheets 1 and lower glass sheets 2 respectively integrated be connected with metal belting 12 after, be superimposed on treating (as shown in Figure 6) between sealing-in surface of sheet glass 1,2 by relative the metal belting 12 of integrated connection in described upper glass sheets 1 and lower glass sheets 2, then utilize the welding technique such as laser welding, ultrasonic welding, resistance welding to implement airtight welding to described relatively superimposed metal belting 12.
Adopt above-mentioned method for sealing, can make the edge hermetic seal of glass sheets 1 and lower glass sheets 2, vacuumizing after, can form vacuum space 5, form airtight good, heat insulation, the hollow glass structure that insulates against sound.As shown in Figure 6, between two glass sheets 1 and 2, be also provided with intermediate supports 3, it will not go into details.
In above-mentioned method for sealing, the mode that applies certain thickness glass powder slurry be spray, the mode such as dip-coating or silk screen printing, the form preparation applying with manual application or machinery is in sealing-in with on metal belting, and the glass powder slurry after coating can seasoning also can take the mode of artificial drying to carry out drying treatment;
In above-mentioned method for sealing, if when upper glass sheets 1 is with lower glass sheets 2 the simple glass plate that does not carry out tempering or half tempered processing, now on metal belting 12, coated glass powder slurry 11 is high temp glass powder slurry, after glass powder slurry 11 is dry, the metal belting 12 that is coated with glass powder slurry 11 is fitted in to sheet glass 1, 2 edges are treated on sealing-in surface, just can be according to already known processes to sheet glass 1, 2 carry out tempering or half tempered processing, to sheet glass 1, in 2 tempering or half tempered treating processes, can realize the metal belting 12 and sheet glass 1 that are coated with glass powder slurry 11 simultaneously, 2 edges treat that sealing-in surface realizes integrated connection by the heating and melting state of glass powder slurry 11,
If upper glass sheets 1 or lower glass sheets 2 are while having carried out the sheet glass of tempering or half tempered processing, now on metal belting 12, coated glass powder slurry 11 is cryogenic glass powder slurry, after glass powder slurry 11 is dry, adopt monolithic glass plate 1, 2 first entirety are warmed up to a basal temperature, as 200 ℃～300 ℃, then local heating sheet glass 1, 2 edges treat sealing-in surface, make its temperature reach 350 ℃～425 ℃, make to be coated with the metal belting 12 and sheet glass 1 of glass powder slurry 11, 2 edges treat that sealing-in surface realizes integrated connection by the heating and melting state of glass powder slurry 11, can prevent from so having carried out the sheet glass 1 of tempering or half tempered processing, 2 are annealed in this process.
Above-described embodiment 1 is only a preferred embodiment, also has on this basis a lot of distortion and replaces embodiment, for example:
Metal belting 12 in embodiment 1 is plane section type, but consider that the glass powder slurry 11 being coated on metal belting 12 may have mobile in the time of heating and melting state, after trickling, cause sealed edge irregular, affect attractive in appearance, and easily cause metal belting 12 and upper slice, molten glass between lower glass sheets 1,2 fills unreal situation, so in the embodiment 2 shown in Fig. 7, adopted channel section shaped metal band material 13, on two sides of its planar body, respectively have a bending edges press close to described upper slice, lower glass sheets 1,2 treat sealing-in surface.Thus, two bending edges can be to the mobile formation restriction of the glass powder slurry 11 under heating and melting state, with guarantee metal belting 12 with upper slice, glass powder slurry 11 melt molding in the space limiting of molten state between lower glass sheets 1,2, metal belting 12 and sheet glass 1,2 are firmly linked into an integrated entity.In addition, in order to guarantee can be full of after 11 meltings of glass powder slurry the whole section of channel section shaped metal band material 13, the coating height of glass powder slurry 11 will exceed two bending edges of U-shaped or following F shape section type metal belting, as shown in the T value in Fig. 7, accompanying drawing 8, though T value does not mark in all the other accompanying drawings, this principle is applicable equally; The effect of two bending edges of the U-shaped in following examples 3 to embodiment 12 or F shape section type metal belting similarly.
Metal belting 12 in embodiment 1 is flush type section, in order to be superimposed together while carrying out airtight welding the metal belting 12 of upper glass sheets 1 and integrated connection in lower glass sheets 2 is relative, increase the metallic substance area within the scope of airtight welding district on metal belting 12 face of welds, increase welding zone, more firm to reach welding, the object that metal soldering and sealing layer is more abundant, the section form of metal belting 12 can also be out of shape, make in its planar body the side surface evagination towards glass powder slurry 11, form if Fig. 8 is to the triangle metal band material 14 as shown in Figure 10, semicircle metal belting 15, the shapes such as trapezoidal cross-section metal belting 16, here three kinds have only been listed, can also there is rectangular metal band material, various other combination of shapes that can expect such as two semicircle metal beltings reach increases metal belting 12 towards corresponding sheet glass 1, the metallic substance area of a side for the treatment of sealing-in surface of 2, increase the object of welding zone.
After guaranteeing to have between metal belting 12 and sheet glass 1,2 glass powder slurry 11 fusings of abundant molten state, the two is linked into an integrated entity, can strengthen the volume of glass powder slurry 11 between metal belting 12 and sheet glass 1,2.For this reason, we can adopt sheet glass 1,2 surroundings are treated to hypotenuse is made on sealing-in surface or recessed formation step type treats that the measure on sealing-in surface realizes, now the sealing-in surface for the treatment of at the edge of sheet glass 1,2 needs to adopt emery wheel to grind off certain thickness glass baseplate, form bevel edge and treat sealing-in surface or the step-like sealing-in surface for the treatment of, as shown in Figure 11, Figure 13, Figure 14, Figure 15.
In order to realize low temperature welding, anneal in order to avoid make the sheet glass of tempering or half tempered, with two sheet glass 1, the 2 two strip metal band material 12 that connect are in contrast to a side surface indent that is coated with glass powder slurry, form as Figure 16, the section of the half elliptic section shown in Figure 17 or trapezoidal cross-section or other shapes, in the section of this indent, apply and be used for, between lower glass plate, carry out the low melting point brazing metal material of airtight welding, like this, corresponding when superimposed at described metal belting 12, utilize the low melting point brazing metal applying in described concave shape section to pass through laser welding, ultrasonic welding, induction heating, the welding process hermetic seals such as Infrared Heating are integrated, thereby realize low temperature airtight welding.Wherein, described low melting point brazing metal is the materials such as tin, zinc or Zinc-tin alloy.Low melting point brazing metal coating step herein can utilize cryogenic glass powder slurry 11 to carry out or carry out afterwards before linking together at metal belting 12 and sheet glass 1,2.
Because the sealing-in position of vacuum glass is positioned at the periphery of sheet glass, and be the annular of a sealing, therefore, after being set up the intermediate supports of proper density in suitable mode according to suitable distance cloth between inboard sealing-in position two glass sheets, volume between two glass sheets is evacuated and has made vacuum glass, if two sheet glass used are toughened glass, be toughened vacuum glass.In order to make to form vacuum between upper and lower two sheet glass, can be by the mode of default bleeding point in upper or lower glass sheets, the hermetic seal of having treated metal sealing band between two glass sheets vacuumizes to realize afterwards vacuum tightness again, be extracted into after predetermined vacuum tightness, again by default bleeding point soldering and sealing, thereby complete the making of vacuum glass; Also can be by closing sheet and the welding process of the hermetic seal of metal sealing band between two glass sheets be all placed in vacuum chamber and completed in the lump upper and lower glass sheets.
The sealing structure that provides of the utility model is provided, not only can forms the hollow glass structure of double glazing unit, also can form the hollow glass structure of triplex glass plate as shown in figure 18, the hollow glass structure of even more multi-layered sheet glass.
More than illustrate the utility model just illustrative; and nonrestrictive, those of ordinary skills understand, in the case of not departing from the spirit and scope that claim limits; can make many modifications, variation or equivalence, but within all falling into protection domain of the present utility model.
Claims (7)
1. the work in-process of a vacuum glass sealing structure, it is characterized in that: comprise sheet glass and welding metal belting, described sheet glass has two plate faces and is connected to the circumferential surface between described two plate faces, and one of them plate face is connected with described metal belting by glass powder slurry heating and melting.
2. a vacuum glass sealing structure, described vacuum glass has at least two-layer sheet glass be arrangeding in parallel, every one deck sheet glass has the sealing-in for the treatment of surface towards a side of adjacent sheets of glass, it is characterized in that: every one deck sheet glass treat that sealing-in surface is by glass powder slurry heating and melting bonding ribbon material, the metal belting on the sheet glass of adjacent layers be superimposed on described adjacent layers sheet glass treat between sealing-in surface and airtight welding is integrated.
3. vacuum glass sealing structure according to claim 1 and 2, is characterized in that: described metal belting has the planar body that is parallel to described sheet glass.
4. vacuum glass sealing structure according to claim 3, it is characterized in that: the planar body of described metal belting is provided with two bending edges, what the end of described bending edges was pressed close to described sheet glass treats sealing-in surface, forms channel section shaped metal band material or F shape section type metal belting.
5. vacuum glass sealing structure according to claim 4, is characterized in that: in the planar body of described metal belting towards a side surface evagination of glass powder slurry.
6. vacuum glass sealing structure according to claim 4, is characterized in that: the sealing-in surface for the treatment of of described sheet glass is provided with hypotenuse or recessed.
7. vacuum glass sealing structure according to claim 2, it is characterized in that: the superimposed concave surface between superimposed metal belting, the space that described indent forms can be for applying low melting point brazing metal, and described superimposed metal belting is integrated by described low melting point brazing metal airtight welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420013947.1U CN203683390U (en) | 2014-01-09 | 2014-01-09 | Vacuum glass sealing structure and semi-finished product thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420013947.1U CN203683390U (en) | 2014-01-09 | 2014-01-09 | Vacuum glass sealing structure and semi-finished product thereof |
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| CN203683390U true CN203683390U (en) | 2014-07-02 |
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| CN201420013947.1U Expired - Lifetime CN203683390U (en) | 2014-01-09 | 2014-01-09 | Vacuum glass sealing structure and semi-finished product thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773963A (en) * | 2014-01-09 | 2015-07-15 | 洛阳北方玻璃技术股份有限公司 | Vacuum glass sealing and connecting structure, semi-finished product of vacuum glass sealing and connecting structure, and sealing and connecting method of vacuum glass sealing and connecting structure |
| CN105415808A (en) * | 2015-11-05 | 2016-03-23 | 金弼 | Vacuum glass and preparation method therefor |
| CN113074495A (en) * | 2020-01-06 | 2021-07-06 | 青岛海尔电冰箱有限公司 | Method for manufacturing vacuum heat insulator and refrigerator |
| WO2021218298A1 (en) * | 2020-04-30 | 2021-11-04 | 青岛海尔电冰箱有限公司 | Vacuum thermal insulator, door body, and refrigerator |
-
2014
- 2014-01-09 CN CN201420013947.1U patent/CN203683390U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773963A (en) * | 2014-01-09 | 2015-07-15 | 洛阳北方玻璃技术股份有限公司 | Vacuum glass sealing and connecting structure, semi-finished product of vacuum glass sealing and connecting structure, and sealing and connecting method of vacuum glass sealing and connecting structure |
| CN105415808A (en) * | 2015-11-05 | 2016-03-23 | 金弼 | Vacuum glass and preparation method therefor |
| CN113074495A (en) * | 2020-01-06 | 2021-07-06 | 青岛海尔电冰箱有限公司 | Method for manufacturing vacuum heat insulator and refrigerator |
| WO2021218298A1 (en) * | 2020-04-30 | 2021-11-04 | 青岛海尔电冰箱有限公司 | Vacuum thermal insulator, door body, and refrigerator |
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Granted publication date: 20140702 |