CN203683391U - 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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- CN203683391U CN203683391U CN201420013949.0U CN201420013949U CN203683391U CN 203683391 U CN203683391 U CN 203683391U CN 201420013949 U CN201420013949 U CN 201420013949U CN 203683391 U CN203683391 U CN 203683391U
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- metal belting
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- 239000011521 glass Substances 0.000 title claims abstract description 189
- 238000007789 sealing Methods 0.000 title claims abstract description 43
- 239000011265 semifinished product Substances 0.000 title abstract description 4
- 229910052751 metal Inorganic materials 0.000 claims abstract description 115
- 239000002184 metal Substances 0.000 claims abstract description 114
- 238000000034 method Methods 0.000 claims abstract description 57
- 239000000843 powder Substances 0.000 claims abstract description 49
- 238000003466 welding Methods 0.000 claims abstract description 40
- 238000002844 melting Methods 0.000 claims abstract description 38
- 230000008018 melting Effects 0.000 claims abstract description 38
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 239000005357 flat glass Substances 0.000 claims description 60
- 239000002002 slurry Substances 0.000 claims description 43
- 238000005219 brazing Methods 0.000 claims description 20
- 238000005452 bending Methods 0.000 claims description 17
- 238000005304 joining Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 abstract description 19
- 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 3
- 230000008595 infiltration Effects 0.000 abstract description 2
- 238000001764 infiltration Methods 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract 3
- 239000000047 product Substances 0.000 description 18
- 238000010586 diagram Methods 0.000 description 15
- 238000005516 engineering process Methods 0.000 description 7
- 238000005496 tempering Methods 0.000 description 6
- 239000000956 alloy Substances 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
- 230000015572 biosynthetic process Effects 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
- 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
- 238000010276 construction Methods 0.000 description 1
- 238000003618 dip coating Methods 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
- 238000000227 grinding Methods 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
- 238000005476 soldering Methods 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 is implemented through the processes that glass powder paste is coated onto one side of each metal belt material; then, the side of the metal belt material coated with the glass powder paste is attached to the peripheral surface of each layer of glass plate, and by heating and melting, the side and the peripheral surface are connected to be a whole; the metal belt materials on adjacent layers of glass plates are engaged on the outer sides of the peripheral surfaces, 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 and method.
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 glass powder with low melting point slurry to melt sealing, sealing temperature generally between 350 ℃～450 ℃, thereby make the glass powder slurry 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 described circumferential surface connects described metal belting by the melting of glass powder slurry.
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, it is characterized in that: the circumferential surface of every one deck sheet glass is connected with metal belting by glass powder slurry heating and melting, the metal belting on the sheet glass of adjacent layers is integrated at outer side engagement the airtight welding of the circumferential surface of the sheet glass of described adjacent layers.
Wherein: described airtight welding is welded to form in the joint of the metal belting joining.
Wherein: described metal belting has the planar body perpendicular to described sheet glass, the outer side of the planar body of the metal belting joining and same metallic seal welding are to form described airtight welding.
Wherein: described metal belting has the planar body perpendicular to described sheet glass, the planar body of described metal belting is provided with one or two bending edges, and the end of described bending edges is pressed close to the circumferential surface of described sheet glass.
Wherein: on the circumferential surface of described sheet glass, be provided with hypotenuse or recessed.
Wherein: on described hypotenuse or the recessed circumferential surface that is formed on described sheet glass towards a side of adjacent sheets of glass.
Wherein: the concave surface in opposite directions of the bending edges of the metal belting joining, in described indent, be coated with low melting point brazing metal, described in the bending edges of the metal belting that joins form described airtight welding by described low melting point brazing metal.
Wherein: the upper indent in surface in opposite directions of the planar body of described metal belting and described metallic seal band, in described indent, be coated with low melting point brazing metal, the planar body of described metal belting and described metallic seal band form described airtight welding by described low melting point brazing metal.
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 method 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 a, Fig. 5 b are that the mode by heating and melting, by the glass powder slurry melting being coated on metal belting, realizes the integrated semi-finished product structure schematic diagram being connected of sheet glass surrounding end face and metal belting on monolithic glass plate surrounding end face;
Fig. 5 c is the utility model vacuum glass embodiment 1 structural representation;
Fig. 6 is the utility model vacuum glass embodiment 2 structural representations;
Fig. 7 a, Fig. 7 b, Fig. 7 c are the utility model vacuum glass embodiment 3 work in-process and finished product structure schematic diagram;
Fig. 8 is the utility model vacuum glass embodiment 4 structural representations;
Fig. 9 a, Fig. 9 b, Fig. 9 c are the utility model vacuum glass embodiment 5 work in-process and finished product structure schematic diagram;
Figure 10 a, Figure 10 b, Figure 10 c are the utility model vacuum glass embodiment 6 work in-process and finished product structure schematic diagram;
Figure 11 a, Figure 11 b, Figure 11 c are the utility model vacuum glass embodiment 7 work in-process and finished product structure schematic diagram;
Figure 12 a, Figure 12 b, Figure 12 c are the utility model vacuum glass embodiment 8 work in-process and finished product structure schematic diagram;
Figure 13 a, Figure 13 b, Figure 13 c are the utility model vacuum glass embodiment 9 work in-process and finished product structure schematic diagram;
Figure 14 a, Figure 14 b, Figure 14 c are the utility model vacuum glass embodiment 10 work in-process and finished product structure schematic diagram;
Figure 15 a, Figure 15 b, Figure 15 c are the utility model vacuum glass embodiment 11 work in-process and finished product structure schematic diagram;
Figure 16 a, Figure 16 b, Figure 16 c are the utility model vacuum glass embodiment 12 work in-process and finished product structure schematic diagram;
Figure 17 a, Figure 17 b, Figure 17 c are the utility model vacuum glass embodiment 13 work in-process and finished product structure schematic diagram;
Figure 18 is the utility model vacuum glass embodiment 14 structural representations;
Figure 19 a, Figure 19 b, Figure 19 c are the utility model vacuum glass embodiment 15 work in-process and finished product structure schematic diagram;
Figure 20 a, Figure 20 b, Figure 20 c are the utility model vacuum glass embodiment 16 work in-process and finished product structure schematic diagram;
Figure 21 a, Figure 21 b are the utility model vacuum glass embodiment 17 work in-process and finished product structure schematic diagram, are to utilize the utility model to make three glass sheets and three examples with upper glass plates vacuum glass;
Figure 22 a, Figure 22 b are the utility model vacuum glass embodiment 18 work in-process and finished product structure schematic diagram, are to utilize the utility model to make three glass sheets and three another 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-metallic seal band; 14-L shape section type metal belting; On 15-bending edges or in planar body, there is the L shaped section type metal belting of half elliptic cross section indent; 16-has the metallic seal band of half elliptic cross section indent; On 17-bending edges, there is the L shaped section type metal belting of square-section indent; 18-has the metallic seal band of square-section indent; On 19-bending edges or in planar body, there is the L shaped section type metal belting of trapezoid cross section indent; 20-has the metallic seal band of trapezoid cross section indent; On 21-bending edges or in planar body, there is the L shaped section type metal belting of trilobal(cross)section indent; 22-has the metallic seal band of trilobal(cross)section indent; 23-L shape section type metal belting; 24-metallic seal band; On 25-bending edges or in planar body, there is the L shaped section type metal belting of square-section indent; 26-has the metallic seal band of square-section indent; 27-low melting point brazing metal; The intermediate glass plates of tri-two vacuum chamber vacuum glass of 28-; 29-is for the U-shaped metal belting of intermediate glass plates; The upper surface of A-upholder; The upper surface of B-metal belting; The contact surface of D-metallic seal band and metal belting; T-difference of altitude.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 5 a, 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 described circumferential surface is connected with described metal belting 12 by 11 meltings of glass powder slurry.Certainly, as shown in Figure 5 b, metal belting 12 also can be connected on the circumferential surface of described lower glass sheets 2, forms another work in-process.
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 embodiment 1 of the utility model vacuum glass shown in Fig. 5 c as example, introduce the vacuum glass sealing method that the utility model provides:
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 Fig. 5 a, Fig. 5 b, by metal belting 12 be coated with glass powder slurry 11 one facing to upper glass sheets 1 or lower glass sheets 2 and be fitted on the circumferential surface of described upper glass sheets 1 or 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, the circumferential surface of described upper glass sheets 1 or lower glass sheets 2 realizes integrated connection with metal belting 12, the work in-process of formation as shown in Fig. 5 a, Fig. 5 b (in fact, also can first glass powder slurry 11 be coated on the circumferential surface of sheet glass 1,2, 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, as shown in Figure 5 c, by relative superimposed with lower glass sheets 2 described upper glass sheets 1, and make described upper glass sheets 1 in the outside of the circumferential surface of sheet glass 1,2, then utilize the welding technique such as laser welding, ultrasonic welding, resistance welding to implement airtight welding to the metal belting 12 of described relative bonding with the integrated metal belting being connected 12 relative bondings in lower glass sheets 2.
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.
In order to form described vacuum space 5, between two glass sheets 1 and 2, be also provided with intermediate supports 3.In order to make upper glass sheets 1 can not occur crooked when superimposed with lower glass sheets 2, in the present embodiment, the upper surface B of the metal belting 12 that in described lower glass sheets 2, the upper surface A of the upholder 3 of set is connected with one on described sheet glass should be in same level.This both can guarantee by frock, also can after melting connects, guarantee by integral grinding mode, and following examples all have identical requirement, and intermediate supports 3 also can anchor in glass sheets 1, and these all repeat no more afterwards.
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, on 2 circumferential surfaces, 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 circumferential surfaces are realized 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 circumferential surface places, 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 circumferential surfaces are realized 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 with upper slice, lower glass sheets 1, molten glass between 2 is filled unreal situation, so in the embodiment 2 shown in Fig. 7 c, adopt L shaped section type metal belting 14, its planar body on the side of butt end, form a bending edges with press close to described upper slice, lower glass sheets 1, 2 circumferential surface.Thus, rely on bending edges to limit the mobile formation 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 L shaped section type metal belting 14, the coating height of glass powder slurry 11 will exceed difference of altitude T of height of the planar body of described L shaped section type metal belting 14.Though T value does not mark in aftermentioned embodiment, this principle is applicable equally.
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 process hypotenuse or recessed to form bevel edge circumferential surface or step-like circumferential surface on the circumferential surface of sheet glass 1,2, now the circumferential surface of sheet glass 1,2 need adopt emery wheel to grind off certain thickness glass baseplate, and described hypotenuse or the recessed side of described sheet glass towards adjacent sheets of glass that be finally formed on, as shown in Fig. 7 c, Fig. 8 c, Fig. 9 c, Figure 10 c, Figure 11 c, Figure 12 c, Figure 13 c, Figure 14 c, Figure 15 c, Figure 16 c, Figure 17 c, Figure 18, Figure 19 c, Figure 20 c, Figure 21 b, Figure 22 b.
In order to realize low temperature welding, anneal in order to avoid make the sheet glass of tempering or half tempered, on the basis of the embodiment 2 shown in Fig. 7 c, as Fig. 9 c, Figure 11 c, Figure 13 c, Figure 15 c, shown in Figure 19 c, two bending edges that can also make the L shaped section type metal belting 15 joining surface in opposite directions indent respectively, described indent can apply in advance for low melting point brazing metal 27, like this, after described metal belting 12 is corresponding superimposed, the low melting point brazing metal 27 that described interior recess applies passes through laser welding, ultrasonic welding, induction heating, the welding process hermetic seals such as Infrared Heating are integrated, thereby can 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.
In above-described embodiment, between the metal belting 12 joining, be to form sealing by airtight welding between abutted surface, and in fact, as shown in Figure 6, can also realize hermetic seal at the outer side of the metal belting 12 joining and 13 welding of same metallic seal band.Adopt this structure, between the metal belting 12 joining, the area in original less welding material district has just expanded a lot.Adopt this welded construction, require described metallic seal band 13 and the metal belting 12 that joins between contact surface D at grade, following examples also have same requirement, have just repeated no longer one by one.
Embodiment shown in Fig. 8, Figure 18 c, is in the embodiment shown in Fig. 7 c, Figure 17 c, has added described metallic seal band 13, all the other similar.
Figure 10 c, Figure 12 c, Figure 14 c, Figure 16 c, Figure 20 c is respectively at Fig. 9 c, Figure 11 c, Figure 13 c, Figure 15 c, on the basis of the embodiment of Figure 19 c, increase metallic seal band, and by metal belting 15 in each embodiment, 17, 19, indent between 25 bending edges is changed to and is formed on metal belting 15, 19, 21, 25 planar body and metallic seal band 16, 18, 20, 22, on 26 surface in opposite directions, apply for low melting point brazing metal, be convenient to metal belting 15, 19, 21, 25 planar body and metallic seal band 16, 18, 20, 22, between 26, realize low temperature welding.
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 utility model sealing structure and the method that provide are provided, not only can form the vacuum glass structure of double glazing unit, also can form the vacuum glass structure of the triplex glass plate as shown in Figure 21 b, Figure 22 b, the vacuum glass structure of even more multi-layered sheet glass.On this basis, then increase metallic seal band, even on the planar body of metal belting and the surface in opposite directions of metallic seal band, form indent, apply for low melting point brazing metal, realize low melting point welding, all can realize.
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 (9)
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 described circumferential surface connects described metal belting by the melting of glass powder slurry.
2. a vacuum glass sealing structure, described vacuum glass has at least two-layer sheet glass be arrangeding in parallel, it is characterized in that: the circumferential surface of every one deck sheet glass is connected with metal belting by glass powder slurry heating and melting, the metal belting on the sheet glass of adjacent layers is integrated at outer side engagement the airtight welding of the circumferential surface of the sheet glass of described adjacent layers.
3. vacuum glass sealing structure according to claim 2, is characterized in that: described airtight welding is welded to form in the joint of the metal belting joining.
4. vacuum glass sealing structure according to claim 2, it is characterized in that: described metal belting has the planar body perpendicular to described sheet glass, the outer side of the planar body of the metal belting joining and same metallic seal welding are to form described airtight welding.
5. vacuum glass sealing structure according to claim 2, it is characterized in that: described metal belting has the planar body perpendicular to described sheet glass, the planar body of described metal belting is provided with one or two bending edges, and the end of described bending edges is pressed close to the circumferential surface of described sheet glass.
6. vacuum glass sealing structure according to claim 5, is characterized in that: on the circumferential surface of described sheet glass, be provided with hypotenuse or recessed.
7. vacuum glass sealing structure according to claim 6, is characterized in that: on described hypotenuse or the recessed circumferential surface that is formed on described sheet glass towards a side of adjacent sheets of glass.
8. vacuum glass sealing structure according to claim 5, it is characterized in that: the concave surface in opposite directions of the bending edges of the metal belting joining, in described indent, be coated with low melting point brazing metal, described in the bending edges of the metal belting that joins form described airtight welding by described low melting point brazing metal.
9. vacuum glass sealing structure according to claim 4, it is characterized in that: the upper indent in surface in opposite directions of the planar body of described metal belting and described metallic seal band, in described indent, be coated with low melting point brazing metal, the planar body of described metal belting and described metallic seal band form described airtight welding by described low melting point brazing metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420013949.0U CN203683391U (en) | 2014-01-09 | 2014-01-09 | Vacuum glass sealing structure and semi-finished product thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773962A (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 |
| CN110316978A (en) * | 2018-03-28 | 2019-10-11 | 许浒 | Structure function one photovoltaic vacuum glass and preparation method thereof |
| CN110316981A (en) * | 2018-03-28 | 2019-10-11 | 许浒 | Production method and the photovoltaic vacuum ceramics of photovoltaic vacuum ceramics |
| CN110316980A (en) * | 2018-03-28 | 2019-10-11 | 许浒 | Structure function one toughened vacuum glass and preparation method thereof |
| CN111302663A (en) * | 2018-12-11 | 2020-06-19 | 徐宝安 | Metal brazing interlayer vacuum-adjusting heat-insulating glass with protective frame, rolling support frame and metal brazing interlayer |
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2014
- 2014-01-09 CN CN201420013949.0U patent/CN203683391U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773962A (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 |
| CN104773962B (en) * | 2014-01-09 | 2017-08-01 | 洛阳北方玻璃技术股份有限公司 | Vacuum glass sealing structure, semi-finished product and sealing method thereof |
| CN110316978A (en) * | 2018-03-28 | 2019-10-11 | 许浒 | Structure function one photovoltaic vacuum glass and preparation method thereof |
| CN110316981A (en) * | 2018-03-28 | 2019-10-11 | 许浒 | Production method and the photovoltaic vacuum ceramics of photovoltaic vacuum ceramics |
| CN110316980A (en) * | 2018-03-28 | 2019-10-11 | 许浒 | Structure function one toughened vacuum glass and preparation method thereof |
| CN110316980B (en) * | 2018-03-28 | 2021-11-19 | 许浒 | Structure-function integrated toughened vacuum glass and manufacturing method thereof |
| CN110316978B (en) * | 2018-03-28 | 2021-12-17 | 许浒 | Photovoltaic vacuum glass with integrated structure and function and manufacturing method thereof |
| CN111302663A (en) * | 2018-12-11 | 2020-06-19 | 徐宝安 | Metal brazing interlayer vacuum-adjusting heat-insulating glass with protective frame, rolling support frame and metal brazing interlayer |
| CN111302663B (en) * | 2018-12-11 | 2024-05-28 | 北京环能海臣科技有限公司 | Metal brazing interlayer vacuum-adjusting heat-insulating glass with protective frame rolling support frame |
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