CN104291606A - Convex double-vacuum-layer glass mounting holes with sealing grooves, and preparation method thereof - Google Patents
Convex double-vacuum-layer glass mounting holes with sealing grooves, and preparation method thereof Download PDFInfo
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- CN104291606A CN104291606A CN201310298541.2A CN201310298541A CN104291606A CN 104291606 A CN104291606 A CN 104291606A CN 201310298541 A CN201310298541 A CN 201310298541A CN 104291606 A CN104291606 A CN 104291606A
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Abstract
The invention relates to convex double-vacuum-layer glass mounting holes with sealing grooves. The glass comprise upper glass, lower glass and intermediate glass. The glass is characterized in that mounting holes are provided on the upper glass, intermediate glass and lower glass. Sealing strips are provided on the peripheries of the mounting holes at the lower surfaces of the upper glass and the intermediate glass. Sealing grooves are provided at the peripheries of the mounting holes on the upper surfaces of the intermediate glass and the lower glass. A solder is provided in the sealing grooves. The mounting holes seal the vacuum layers of the vacuum glass by using the solder in a vacuum furnace. The vacuum glass mounting holes and the preparation method thereof have simple process. The prepared vacuum glass and tempered vacuum glass are beneficial for mounting and application. Air-tightness of the vacuum glass can be ensured. Strength, thermal insulation performance and sound insulation performance of the vacuum glass can be enhanced.
Description
Technical field
The present invention relates to glass post-processing technical field, particularly relate to open holes of the two vacuum layer glass of a kind of convex surface having a sealing groove and preparation method thereof.
Background technology
Vacuum glass is a kind of novel energy-saving glass, and vacuum glass not only can solve " breathing " problem of the double glazing of existing a large amount of use, and has that heat-and sound-insulating performance is good, wind pressure resistant strength is high, thickness is little and the advantage such as long service life.Existing vacuum glass is generally made up of two pieces or three blocks of sheet glass, glass surrounding low temperature glass solder edge sealing, and there is small upholder centre, makes the thin vacuum layer forming 0.1 ~ 0.2mm thickness between two blocks of glass by bleeding.Owing to not having the heat transfer of gas, transaudient, the internal surface of glass can have again transparent low heat-emissive film, so vacuum glass has well heat insulation and soundproof effect, is one of best energy-saving glass of performance.
Vacuum glass can substitute existing single-glass and be applied to and require heat insulation and place that is sound insulation, and some installation sites need punching on glass to install, and vacuum glass obviously cannot punch when mounted thereon, otherwise can destroy its vacuum.
Summary of the invention
Technical problem to be solved by this invention is the defect being cannot punch for existing vacuum glass, there is provided a kind of and have open holes of the two vacuum layer glass of the convex surface of sealing groove and preparation method thereof, the making method technique of this vacuum glass open holes is simple, prepared vacuum glass and toughened vacuum glass are not only conducive to installing and using, and resistance to air loss and the transparency of vacuum glass can be ensured, and its intensity and heat insulation, sound-proofing properties can be increased.
In order to solve the problems of the technologies described above, the invention provides a kind of open holes having the two vacuum layer glass of the convex surface of sealing groove, comprise glass, intermediate glass and lower-glass, it is characterized in that described upper glass and lower-glass are convex glasses, described intermediate glass is flat glass, described upper glass, intermediate glass and lower-glass there is open holes, the periphery of the lower surface open holes of described upper glass and intermediate glass has sealed strip, the periphery of described intermediate glass and lower-glass upper surface open holes has sealing groove, described sealed strip can insert in described sealing groove, solder is had in described sealing groove, described open holes utilizes the vacuum layer of described solder self-closed vacuum glass in vacuum oven.
In order to solve the problems of the technologies described above, the invention provides the preparation method of the two vacuum layer glass of convex surface or the two vacuum layer glass open holes of convex surface tempering, it comprises:
The first step, according to the shape of the two vacuum layer glass of the convex surface of required making and three pieces of flat glasss of size cutting desired size, in the edge punching fabrication and installation hole of three blocks of glass, offer sealing groove at the periphery of the upper surface open holes of lower-glass and intermediate glass, and edging, chamfering, cleaning and drying treatment are carried out to three blocks of glass;
Second step, sealed strip is prepared at the periphery of upper glass and intermediate glass lower surface open holes, sealed strip can insert in corresponding sealing groove, upper lower-glass after process is loaded hot bending die, is placed in bending furnace or annealing furnace, be warming up to the temperature 550 ~ 750 DEG C of Glass Transition, rely on the gravity of glass self or externally applied forces to make glass form convex surface downwards, and be down to room temperature with stove, or carry out tempering process; Intermediate glass directly carries out high temperature sintering or tempering process;
3rd step, loads solder by the sealing groove of intermediate glass and lower-glass, sends in vacuum oven after three blocks of glass close sheets or edge sealing;
4th step, described vacuum sole is vacuumized, limit heating, be evacuated to below 0.1Pa, be warming up to more than the temperature of fusion of solder, solder fusing becomes liquid, liquid retention is in the sealing groove of intermediate glass and lower-glass, the sealed strip of upper glass and intermediate glass also floods in a liquid, and liquid is by open holes self-sealing; Stop heating, with stove cooling, after solder solidification, airtight sealing realized to open holes, open vacuum oven, take out the two vacuum layer glass of convex surface;
5th step, puts into seal gum and protective casing, at the place suitable for reading Paste Product trade mark of protective casing in the open holes of the two vacuum layer glass of convex surface.
Wherein, described convex glass convex surface facing outside, convex surface bow is highly not less than 0.1mm, is preferably 1 ~ 200mm, more preferably 3 ~ 10mm.
Wherein, the periphery of the lower surface open holes of described upper glass and intermediate glass at least respectively has a sealed strip.
Wherein, the periphery of the upper surface open holes of described intermediate glass and lower-glass at least respectively has a sealing groove.
Wherein, described sealed strip is corresponding with described sealing groove, and described sealed strip can insert in described sealing groove.
Wherein, have metal paste coating between described metal and solder and described glass or described sealed strip, metal paste contributes to combining closely of metal and solder and glass.
Wherein, described upper glass, described intermediate glass and described lower-glass are simple glass or toughened glass or semi-tempered glass.
Wherein, described upper glass, described intermediate glass and described lower-glass are simple glass or coated glass or Low-E glass.
Wherein, described sealed strip adopts printing, printing or mechanically spraying cryogenic glass powder or the mode such as glass ink or metal paste to prepare.
Wherein, described sealing groove is formed by mechanical workout or laser processing, and preferred mechanical processing mode, as mechanical mill, mechanical cutting etc.
Wherein, the internal surface of described sealing groove can paint metals slurry, and metal paste contributes to combining closely of solder and glass.
Wherein, described solder comprises low temperature glass solder, metal and solder and metal paste, and described material is existing commercial commodity.
Further, the shape of described solder is powdery, strip, sheet or bulk, ring-type, tubulose etc.
Wherein, described vacuum oven once can heat the two vacuum layer glass of one to several piece convex surface.
Further, described vacuum oven can have basic heating system and hot spot system, basis heating system can adopt the mode of Hot-blast Heating or resistive heating as nichrome wire, electrothermal tube, hot plate etc. or inhale ripple heating element, and hot spot system adopts the mode such as microwave heating or Infrared Heating;
Further, the heating of described basis, is that burner hearth or bulk glass are heated to a lower temperature, as 300 ~ 350 DEG C, toughened glass can not be caused obviously to anneal;
Further, described local heating is that solder or glass periphery are heated to a higher temperature, as 400 ~ 450 DEG C, prevents the overall obviously annealing of toughened glass;
Wherein, described in vacuumize the sealing with described open holes, can carry out with the edge sealing of vacuum glass simultaneously, also can carry out separately after vacuum glass edge sealing; Can carry out by batch in vacuum oven, also can implement by monolithic; Overallly can heat glass, also can local heating open holes.
Wherein, described vacuum oven heating, can adopt conventional heating, Infrared Heating, also can adopt induction heating, LASER HEATING, can also adopt microwave heating and other suitable heating unit or heater meanses.
Further, described heating, can heat bulk glass, also can local heating open holes.
Wherein, described seal gum preferably has secret sealing, more preferably hot melt adhesive, hot-setting adhesive or two component sealing gum.
Beneficial effect of the present invention:
Of the present invention have the periphery of the open holes of the two vacuum layer glass of the convex surface of sealing groove lower surface open holes of glass and intermediate glass on it to have sealed strip, the periphery of the upper surface open holes of intermediate glass and lower-glass has sealing groove, make the sealing of the two vacuum layer glass open holes of convex surface easier, more reliable, even if sealed strip and the chimeric of sealing groove ensure that the two sealing effectiveness of vacuum layer glass when glass deformation of convex surface, the chimeric of sealed strip and sealing groove increases sealing surface area between lower-glass and airtight layer thickness, the chimeric of sealed strip and sealing groove achieves the automatic-sealed of open holes and mass seals, the open holes of vacuum glass of the present invention, structure is simple, safe and reliable, convenient for production, with low cost, the quantity of the open holes of vacuum glass of the present invention is not limit, and can have one to several, not only facilitates and installs but also be conducive to vacuumizing, its size of open holes of the present invention relatively can be very large, and inside can increase protective casing, thus is conducive to the quality and performance improving vacuum glass, extends its work-ing life.
Accompanying drawing explanation
Fig. 1 is the structural representation of the two vacuum layer glass open holes of convex surface of the present invention.
In figure: 1. go up glass, 2. lower-glass, 3. solder, 4. sealed strip, 5. sealing groove, 6. protective casing, 7. seal gum, 8. product brand, 9. intermediate glass.
Embodiment
Below adopt embodiment and accompanying drawing to describe embodiments of the present invention in detail, to the present invention, how utilisation technology means solve technical problem whereby, and the implementation procedure reaching technique effect can fully understand and implement according to this.
Embodiment: see accompanying drawing, the two vacuum layer glass of convex surface is made up of upper convex glass 1, intermediate glass 9 and lower convex glass 2.The making method of its open holes is as follows: first according to the shape of the two vacuum layer glass of the convex surface of required making and three pieces of flat glasss of size cutting desired size, three blocks of glass bore a through hole respectively and forms open holes, sealing groove 5 is offered at the periphery of the upper surface open holes of intermediate glass 9 and lower-glass 2, and edging, chamfering are carried out to three blocks of glass, cleaning, drying treatment; Secondly sealed strip 4 is prepared in the periphery spraying of the lower surface open holes of upper glass 1 and intermediate glass 9, intermediate glass 9 is directly sent in High Temperature Furnaces Heating Apparatus and carries out pyroprocessing, upper and lower two blocks of glass are loaded in mould, be warming up to the temperature 550 ~ 750 DEG C of Glass Transition, rely on the gravity of glass self or externally applied forces to make glass form convex surface downwards, and carry out tempering process immediately; Finally will load magnesium alloy solder 3 in open holes when glazing gasket or after edge sealing, send in vacuum oven, carry out vacuumizing and heating operation, be evacuated to below 0.1Pa, be warming up to the melt temperature more than 360 DEG C of magnesium alloy solder 3, magnesium alloy solder 3 is fused into liquid retention in sealing groove 5, sealed strip 4 also floods in a liquid, and liquid is by open holes self-sealing; Stop heating, with stove cooling, magnesium alloy solder 3 condenses into solid, realizes airtight sealing to open holes, opens vacuum oven, take out the two vacuum layer glass of convex surface.In open holes, smear seal gum 7 while hot as butyl rubber, protective casing 6 is loaded in open holes, fills up the space between protective casing 6 and open holes with seal gum 7, finally on protective casing 6, cover product brand 8.
All above-mentioned this intellecture properties of primary enforcement, not setting restriction this product innovation of other forms of enforcement and/or novel method.Those skilled in the art, based on the amendment of foregoing, can realize similar implementation status.But all modifications or transformation belong to the right of reservation based on product innovation of the present invention.
The above is only preferred embodiment of the present invention, and be not restriction the present invention being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solution of the present invention content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (10)
1. one kind has the open holes of the two vacuum layer glass of the convex surface of sealing groove, comprise glass, intermediate glass and lower-glass, it is characterized in that: described upper glass and lower-glass are convex glasses, described intermediate glass is flat glass, described upper glass, intermediate glass and lower-glass there is open holes, the periphery of the lower surface open holes of described upper glass and intermediate glass has sealed strip, the periphery of described intermediate glass and lower-glass upper surface open holes has sealing groove, described sealed strip can insert in described sealing groove, solder is had in described sealing groove, described solder comprises low temperature glass solder, metal and solder and metal paste, described open holes utilizes the vacuum layer of described solder self-closed vacuum glass in vacuum oven.
2. the open holes of the two vacuum layer glass of convex surface according to claim 1, is characterized in that described open holes has one to several.
3. the open holes of the two vacuum layer glass of convex surface according to claim 1 and 2, is characterized in that described upper glass, described intermediate glass and described lower-glass are simple glass or coated glass or Low-E glass.
4. the open holes of the two vacuum layer glass of the convex surface according to any one of claims 1 to 3, is characterized in that the employing of described sealed strip is printed, print or prepared by the mode of mechanically spraying cryogenic glass powder or glass ink or metal paste.
5. the open holes of the two vacuum layer glass of the convex surface according to any one of claims 1 to 3, is characterized in that described sealing groove adopts mechanical workout or laser processing to form.
6. the open holes of the two vacuum layer glass of the convex surface according to any one of claim 1 to 5, it is characterized in that described convex glass convex surface facing outside, convex surface bow is high is 3 ~ 10mm.
7. the preparation method of the open holes of the two vacuum layer glass of the convex surface described in any one of claim 1 to 6, is characterized in that: the two vacuum layer glass of described convex surface is the two vacuum layer glass of convex surface or the two vacuum layer glass of convex surface tempering, and preparation method is as follows:
The first step, according to the shape of the two vacuum layer glass of the convex surface of required making and three pieces of flat glasss of size cutting desired size, in the edge punching fabrication and installation hole of three blocks of glass, offer sealing groove at the periphery of the upper surface open holes of lower-glass and intermediate glass, and edging, chamfering, cleaning and drying treatment are carried out to three blocks of glass;
Second step, sealed strip is prepared at the periphery of upper glass and intermediate glass lower surface open holes, sealed strip can insert in corresponding sealing groove, upper lower-glass after process is loaded hot bending die, is placed in bending furnace or annealing furnace, be warming up to the temperature 550 ~ 750 DEG C of Glass Transition, rely on the gravity of glass self or externally applied forces to make glass form convex surface downwards, and be down to room temperature with stove, or carry out tempering process; Intermediate glass directly carries out high temperature sintering or tempering process;
3rd step, loads solder by the sealing groove of intermediate glass and lower-glass, sends in vacuum oven after three blocks of glass close sheets or edge sealing;
4th step, described vacuum sole is vacuumized, limit heating, be evacuated to below 0.1Pa, be warming up to more than the temperature of fusion of solder, solder fusing becomes liquid, liquid retention is in the sealing groove of intermediate glass and lower-glass, the sealed strip of upper glass and intermediate glass also floods in a liquid, and liquid is by open holes self-sealing; Stop heating, with stove cooling, after solder solidification, airtight sealing realized to open holes, open vacuum oven, take out the two vacuum layer glass of convex surface;
5th step, puts into seal gum and protective casing, at the place suitable for reading Paste Product trade mark of protective casing in the open holes of the two vacuum layer glass of convex surface.
8. the preparation method of the open holes of the two vacuum layer glass of convex surface according to claim 7, is characterized in that described vacuum oven once can heat the two vacuum layer glass of one to several piece convex surface.
9. the preparation method of the open holes of the two vacuum layer glass of convex surface according to claim 7, vacuumizes the sealing with described open holes, can carry out with the edge sealing of vacuum glass simultaneously, also can carry out separately after vacuum glass edge sealing described in it is characterized in that.
10. the preparation method of the open holes of the two vacuum layer glass of convex surface according to claim 9, is characterized in that the heating of described vacuum oven adopts conventional heating, Infrared Heating, induction heating, LASER HEATING or microwave heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310298541.2A CN104291606A (en) | 2013-07-17 | 2013-07-17 | Convex double-vacuum-layer glass mounting holes with sealing grooves, and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310298541.2A CN104291606A (en) | 2013-07-17 | 2013-07-17 | Convex double-vacuum-layer glass mounting holes with sealing grooves, and preparation method thereof |
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| Publication Number | Publication Date |
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| CN104291606A true CN104291606A (en) | 2015-01-21 |
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| CN201310298541.2A Pending CN104291606A (en) | 2013-07-17 | 2013-07-17 | Convex double-vacuum-layer glass mounting holes with sealing grooves, and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102249561A (en) * | 2010-12-10 | 2011-11-23 | 洛阳兰迪玻璃机器有限公司 | Vacuum glass with mounting holes |
| US20120321822A1 (en) * | 2009-11-27 | 2012-12-20 | Luoyang Landglass Technology Co., Ltd | Compound Sealing Method for Vacuum Glass |
| CN102951803A (en) * | 2012-10-06 | 2013-03-06 | 戴长虹 | Convex vacuum glass welded by glass solders and subjected to edge sealing by groove, and manufacturing method of glass |
-
2013
- 2013-07-17 CN CN201310298541.2A patent/CN104291606A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120321822A1 (en) * | 2009-11-27 | 2012-12-20 | Luoyang Landglass Technology Co., Ltd | Compound Sealing Method for Vacuum Glass |
| CN102249561A (en) * | 2010-12-10 | 2011-11-23 | 洛阳兰迪玻璃机器有限公司 | Vacuum glass with mounting holes |
| CN102951803A (en) * | 2012-10-06 | 2013-03-06 | 戴长虹 | Convex vacuum glass welded by glass solders and subjected to edge sealing by groove, and manufacturing method of glass |
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Application publication date: 20150121 |