CN104291651A - Mounting hole having sealing groove of convex vacuum glass and manufacturing method thereof - Google Patents
Mounting hole having sealing groove of convex vacuum glass and manufacturing method thereof Download PDFInfo
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- CN104291651A CN104291651A CN201310298890.4A CN201310298890A CN104291651A CN 104291651 A CN104291651 A CN 104291651A CN 201310298890 A CN201310298890 A CN 201310298890A CN 104291651 A CN104291651 A CN 104291651A
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Abstract
A mounting hole having sealing grooves of a convex vacuum glass and a manufacturing method thereof. The convex vacuum glass includes an upper glass and a lower glass. The upper glass and the lower glass are convex glasses and are provided with the mounting holes. Periphery of the mounting hole of the upper glass is provided with sealing bars and the periphery of the mounting hole of the lower glass is provided with the sealing grooves. The sealing bars can be inserted into the sealing grooves. A solder is arranged in the sealing grooves. The mounting holes automatically seal a vacuum layer of the vacuum glass through the solder in a vacuum oven. The mounting hole of the vacuum glass is simple in manufacturing technology. The vacuum glass and a tempered vacuum glass are easy to install and use, are ensured in air tightness and are enhanced in strength, heat-insulating performance and sound-insulation performance.
Description
Technical field
The present invention relates to glass post-processing technical field, particularly relating to a kind ofly has open holes of the convex surface vacuum glass of 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 convex surface vacuum glass of sealing groove and preparation method thereof, the making method technique of this vacuum glass open holes is simple, made vacuum glass and toughened vacuum glass are not only conducive to installing and using, and the resistance to air loss 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 convex surface vacuum glass of sealing groove, comprise glass and lower-glass, it is characterized in that described upper glass and described lower-glass are convex glasses, described upper glass and described lower-glass there is open holes, the periphery of described upper glass open holes has sealed strip, the periphery of described lower-glass open holes has sealing groove, described sealed strip can insert in described sealing groove, have solder 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 convex surface vacuum glass or convex surface toughened vacuum glass open holes, it comprises:
The first step, according to the shape of the convex surface vacuum glass of required making and two pieces of flat glasss up and down of size cutting desired size, in the edge punching fabrication and installation hole of upper lower-glass, offer sealing groove at the periphery of lower-glass open holes, and edging, chamfering, cleaning and drying treatment are carried out to upper and lower two blocks of glass;
Second step, sealed strip is prepared at the periphery of upper glass 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 directly carry out tempering process;
3rd step, loads solder by the sealing groove of lower-glass, and upper and lower glass is sent in vacuum oven after closing sheet 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 lower-glass, and the sealed strip of upper 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 convex surface vacuum glass;
5th step, puts into seal gum and protective casing in the open holes of convex surface vacuum glass, at the place suitable for reading Paste Product trade mark of protective casing.
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 described upper glass open holes is at least containing a sealed strip.
Wherein, the periphery of described lower-glass open holes is at least containing a sealing groove.
Wherein, the sealed strip of described upper glass is corresponding with the sealing groove of described lower-glass, and the sealed strip of described upper glass can insert in the sealing groove of described lower-glass.
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 and described lower-glass are simple glass or toughened glass or semi-tempered glass.
Wherein, described upper 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 one to several piece convex surface vacuum glass.
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 open holes of the convex surface vacuum glass of sealing groove the periphery of glass open holes have sealed strip on it, the periphery of lower-glass open holes has sealing groove, make the sealing of vacuum glass open holes easier, more reliable, even if sealed strip ensure that the sealing effectiveness of vacuum glass when glass deformation with the chimeric of sealing groove, the chimeric of sealed strip and sealing groove increases sealing surface area between lower-glass and airtight layer thickness, and sealed strip and the chimeric of sealing groove achieve 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 convex surface vacuum glass open holes 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.
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, convex surface vacuum glass is made up of upper glass 1 and lower-glass 2, the making method of its open holes is as follows: first according to the shape of made convex surface vacuum glass and two pieces of flat glasss of size cutting desired size, respectively bore a through hole at the edge of upper lower-glass and form open holes, sealing groove 5 is offered at the periphery of lower-glass 2 open holes, and carry out edging, chamfering and cleaning, drying, utilize mechanical spraying technology to prepare sealed strip 4 at the periphery of upper glass 1 open holes; Secondly upper and lower two blocks of glass are loaded mould, are placed in bending furnace, be warming up to the temperature 550-750 DEG C of Glass Transition, rely on the gravity of glass self to make glass form convex surface downwards, be down to room temperature with stove; Finally will load metallic zinc 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 420 DEG C of metallic zinc solder 3, metallic zinc 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, metallic zinc solder 3 condenses into solid, realizes airtight sealing to open holes, opens vacuum oven, takes out convex surface vacuum glass.In open holes, put into 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 convex surface vacuum glass of sealing groove, comprise glass and lower-glass, it is characterized in that: described upper glass and described lower-glass are convex glasses, described upper glass and described lower-glass are simple glass or toughened glass or semi-tempered glass, described upper glass and described lower-glass there is open holes, the periphery of described upper glass open holes has sealed strip, the periphery of described lower-glass 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 convex surface vacuum glass according to claim 1, is characterized in that described open holes has one to several.
3. the open holes of convex surface vacuum glass according to claim 1 and 2, is characterized in that described upper glass and described lower-glass are simple glass or coated glass or Low-E glass.
4. the open holes of the convex surface vacuum glass 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 convex surface vacuum glass 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 convex surface vacuum glass according to any one of claim 1 to 5, it is characterized in that described convex glass convex surface facing outside, convex surface bow high be 3 ~ 10mm.
7. the preparation method of the convex surface vacuum glass open holes described in any one of claim 1 to 6, is characterized in that: described convex surface vacuum glass is convex surface vacuum glass or convex surface toughened vacuum glass, and preparation method is as follows:
The first step, according to the shape of the convex surface vacuum glass of required making and two pieces of flat glasss up and down of size cutting desired size, in the edge punching fabrication and installation hole of upper lower-glass, offer sealing groove at the periphery of lower-glass open holes, and edging, chamfering, cleaning and drying treatment are carried out to upper and lower two blocks of glass;
Second step, sealed strip is prepared at the periphery of upper glass 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 directly carry out tempering process;
3rd step, loads solder by the sealing groove of lower-glass, and upper and lower glass is sent in vacuum oven after closing sheet 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 lower-glass, and the sealed strip of upper 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 convex surface vacuum glass;
5th step, puts into seal gum and protective casing in the open holes of convex surface vacuum glass, at the place suitable for reading Paste Product trade mark of protective casing.
8. the preparation method of convex surface vacuum glass open holes according to claim 7, is characterized in that described vacuum oven once can heat one to several piece convex surface vacuum glass.
9. the preparation method of convex surface vacuum glass open holes according to claim 7, vacuumizes the sealing with described open holes described in it is characterized in that, can carry out with the edge sealing of vacuum glass simultaneously, also can carry out separately after vacuum glass edge sealing.
10. the preparation method of convex surface vacuum glass open holes 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 |
|---|---|---|---|
| CN201310298890.4A CN104291651A (en) | 2013-07-17 | 2013-07-17 | Mounting hole having sealing groove of convex vacuum glass and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310298890.4A CN104291651A (en) | 2013-07-17 | 2013-07-17 | Mounting hole having sealing groove of convex vacuum glass and manufacturing method thereof |
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| CN104291651A true CN104291651A (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310298890.4A Pending CN104291651A (en) | 2013-07-17 | 2013-07-17 | Mounting hole having sealing groove of convex vacuum glass and manufacturing 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 CN201310298890.4A patent/CN104291651A/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 |