CN104961359A - Method and device for removing gas in vacuum glass - Google Patents
Method and device for removing gas in vacuum glass Download PDFInfo
- Publication number
- CN104961359A CN104961359A CN201510321993.7A CN201510321993A CN104961359A CN 104961359 A CN104961359 A CN 104961359A CN 201510321993 A CN201510321993 A CN 201510321993A CN 104961359 A CN104961359 A CN 104961359A
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- Prior art keywords
- vacuum
- liquid
- glass
- air exhaust
- vacuum glass
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- 239000011521 glass Substances 0.000 title claims abstract description 94
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 91
- 238000005086 pumping Methods 0.000 claims abstract description 26
- 230000001590 oxidative effect Effects 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 239000005357 flat glass Substances 0.000 claims description 16
- 238000007872 degassing Methods 0.000 claims description 15
- 230000000740 bleeding effect Effects 0.000 claims description 14
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 11
- CMMUKUYEPRGBFB-UHFFFAOYSA-L dichromic acid Chemical compound O[Cr](=O)(=O)O[Cr](O)(=O)=O CMMUKUYEPRGBFB-UHFFFAOYSA-L 0.000 claims description 6
- KHIWWQKSHDUIBK-UHFFFAOYSA-N periodic acid Chemical compound OI(=O)(=O)=O KHIWWQKSHDUIBK-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000000284 extract Substances 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Joining Of Glass To Other Materials (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The invention discloses a device for removing gas in vacuum glass. The device comprises a glass plate carrying device, an oxidizing liquid storage device, a heating device and a vacuum pumping system. The vacuum glass is arranged on the glass plate carrying device, and the oxidizing liquid storage device and the vacuum pumping system are connected with a vacuum cavity of the vacuum glass by pipelines; the heating device is arranged above or below the glass plate carrying device and the vacuum glass and is used for heating the vacuum glass. The device has the advantages that the sealed vacuum glass is repeatedly filled with oxidizing liquid, so that the purpose of removing sealed residues can be achieved; gas molecules inside the vacuum cavity can be thoroughly released, accordingly, the vacuum degree of the vacuum glass can be prevented from being lowered in future service procedures, and heat-insulation and sound-insulation effects of the vacuum glass can be guaranteed in the service procedures.
Description
Technical field
The present invention relates to a kind of degasifying device and method of vacuum glass, be related specifically to a kind of after vacuum glass sealing-in, adopt oxidizing liquid to the degasifying device of vacuum glass cavity degasification and method.
Background technology
As one energy-saving environment-friendly glass of new generation, vacuum glass due to its have excellent printing opacity, heat insulation, sound insulation and heat-insulating property, be developed rapidly in recent years and widespread use, its range of application relates to needs printing opacity, heat insulation, sound insulation, the new energy development of insulation, utilization and the field such as energy-conservation.Two pieces of glass four limit seal, sealing materials are sealed to form by vacuum glass.Because vacuum glass premium properties depends on the vacuum layer between two sheet glass completely, ensure that vacuum glass performance plays completely, the maintenance of its vacuum tightness is most important, once the decay of vacuum layer vacuum tightness or loss, so the performance of vacuum glass greatly will be affected and lose its function even completely, and therefore vacuum glass performance lasting and stability is in-service particularly important.
The all foreign matters polluting glass surface or edge sealing position can be called " impurity ", these materials are attached on surface of plate glass securely, if can not remove completely these " impurity " in vacuum glass preparation process, residue will be formed in vacuum glass cavity.These residues will As time goes on, slowly discharges with the form of gas from glass surface or edge sealing position, thus destroy the vacuum tightness of vacuum glass gradually.
At present, vacuum glass uses low melting glass or metal to carry out sealing-in usually, a certain amount of residue can be formed in glass chamber in sealing-in process, these residues are not if effectively removed, can discharge gradually after vacuum glass completes, affect vacuum tightness and the work-ing life of vacuum glass.And in the art effective means is lacked to the removal of residue in vacuum glass cavity.
Summary of the invention
For the problem of sealing-in residue, the invention provides a kind of after vacuum glass sealing-in, adopt oxidizing liquid to decompose degasifying device and the method for degasification to residue in vacuum glass vacuum chamber.
For realizing aforesaid method, a kind of vacuum glass degasification method disclosed by the invention, its concrete steps comprise:
Step one, passes into setting liquid in the vacuum chamber of vacuum glass, and makes described setting liquid keep setting-up time in vacuum chamber;
Step 2, is heated to design temperature by vacuum glass, decomposes and be oxidized after making the residue in vacuum chamber and setting liquid reactions;
Step 3, extracts out residual liquid reacted in vacuum chamber;
Step 4, bleeds until vacuum chamber reaches setting pressure to the vacuum chamber of vacuum glass.
Further, repeating said steps one to step 3, until the residue in vacuum chamber fully decomposes oxidation.
Further, described setting liquid is oxidizing liquid.
Further, described oxidizing liquid is hydrogen peroxide, Periodic acid or dichromic acid.
Adopt a vacuum glass degasifying device for above-mentioned degasification method, it comprises sheet glass bogey, liquid storaging device, first liquid pump, second liquid pump, heating unit, air exhaust cap, air exhaust cap hold-down gear and vacuum-pumping system; Vacuum glass is placed on sheet glass bogey; Liquid storaging device is connected with the bleeding point of vacuum glass by liquid line, first liquid pump, valve, air exhaust cap; Second liquid pump is connected with valve by pipeline; Vacuum-pumping system is connected with vacuum glass pumping hole by pipeline, valve, air exhaust cap; Air exhaust cap hold-down gear is arranged on the top of air exhaust cap, for air exhaust cap is pressed on vacuum glass pumping hole.
Further, described pipeline is provided with flowrate control valve.
Further, described valve is four-way valve or multiple directional control valve.
Adopt a vacuum glass degasifying device for above-mentioned degasification method, it comprises sheet glass bogey, liquid storaging device, first liquid pump, second liquid pump, heating unit, air exhaust cap, air exhaust cap hold-down gear and vacuum-pumping system; Vacuum glass is placed on sheet glass bogey; Vacuum glass is provided with two bleeding points, liquid storaging device is connected with the first bleeding point of vacuum glass by liquid line, first liquid pump, the first valve, air exhaust cap; Second liquid pump is connected with the first valve by liquid line; Vacuum-pumping system is connected with vacuum glass second bleeding point by gas piping, the second valve, air exhaust cap; Air exhaust cap hold-down gear is arranged on the top of air exhaust cap, for air exhaust cap being pressed on the top of vacuum glass pumping hole.
Further, described first valve is T-valve or multiple directional control valve, and described second valve is stopping valve.
Further, described liquid line and gas piping are provided with flowrate control valve.
Further, described sheet glass bogey is rollgang, conveying belt or chain.
Further, described liquid storaging device is for storing oxidizing liquid, and this oxidizing liquid is hydrogen peroxide, Periodic acid or dichromic acid.
Further, described degasifying device also comprises the casing holding vacuum glass, and described glass bearing device and heating unit are all arranged in casing.
Compared with prior art, the present invention, by repeatedly passing into oxidizing liquid to the vacuum glass after sealing-in, realizes the object of removing sealing-in residue.The gas molecule of vacuum chamber is discharged up hill and dale, avoids in use procedure afterwards, and the vacuum tightness of vacuum glass reduces, and ensure that in use, the effect of the heat-insulating sound-insulating of vacuum glass.
Accompanying drawing explanation
Fig. 1 is the structural representation of degasifying device in embodiment 2;
Fig. 2 is the structural representation of degasifying device in embodiment 3.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
embodiment 1
A kind of vacuum glass degasification method, its concrete steps comprise:
Step one, passes into setting liquid in the vacuum chamber of vacuum glass, and makes described setting liquid keep setting-up time in vacuum chamber; Described setting liquid is the oxidizing liquids such as hydrogen peroxide, Periodic acid or dichromic acid.
Step 2, is heated to design temperature by vacuum glass, decomposes and be oxidized after making the residue in vacuum chamber and setting liquid reactions;
Step 3, extracts out residual liquid reacted in vacuum chamber;
Repeating said steps one to step 3, until the residue in vacuum chamber fully decomposes oxidation.
Step 4, bleeds until vacuum chamber reaches setting pressure to the vacuum chamber of vacuum glass.
embodiment 2
As shown in Figure 1, adopt a vacuum glass degasifying device for above-mentioned degasification method, it comprises sheet glass bogey 12, liquid storaging device 7, first liquid pump 14, second liquid pump 13, heating unit 11, air exhaust cap 2a, air exhaust cap hold-down gear 4 and vacuum-pumping system 8; Vacuum glass 1 is placed on sheet glass bogey 12; Liquid storaging device 7 is connected with the bleeding point 2 of vacuum glass by liquid line, first liquid pump 14, four-way valve 5, air exhaust cap 2a; Second liquid pump 13 is connected with the bleeding point 2 of vacuum glass with four-way valve 5, air exhaust cap 2a by pipeline; Vacuum-pumping system 8 is connected with vacuum glass pumping hole 2 by pipeline, four-way valve 5, air exhaust cap 2a; Air exhaust cap hold-down gear 4 is arranged on the top of air exhaust cap 2a, for air exhaust cap is pressed on vacuum glass pumping hole 2.Air exhaust cap hold-down gear can be electronic stretching bar, hydro-cylinder or cylinder etc.
The pipeline of four-way valve and first liquid pump 14, second liquid pump 13 and vacuum-pumping system 8 is respectively arranged with flowrate control valve 3,9 and 10.Liquid storaging device is for storing the oxidizing liquids such as hydrogen peroxide, Periodic acid or dichromic acid.
Degasifying device also comprises the casing 6 holding vacuum glass, and glass bearing device 12 and heating unit 11 are all arranged in casing 6.Vacuum-pumping system 8 comprises vacuum pump and valve group etc. thereof.
During work, first opened by gas flow control valve 10, the vacuum chamber of vacuum glass is also evacuated to setting negative pressure by vacuum pump work, is then closed by control valve 10, open control valve 3, utilize first liquid pump 14 to pass into oxidizing liquid in vacuum chamber, residue when oxidizing liquid and sealing-in reacts, and decomposes and discharges the gas molecule in residue, after setting-up time, in reaction process, heating unit 11 pairs of vacuum chamber heating can be adopted, fast reaction speed.
By four-way valve 5, vacuum chamber is communicated with second liquid pump 13, residual liquid is extracted out by adjust flux control valve 9, and said process is repeatedly until remove the gas molecule of residue completely repeatedly.Finally by vacuum pump to vacuum glass extracting vacuum to setting vacuum tightness, after seal up bleeding point.
embodiment 3
As shown in Figure 2, the degasifying device in the present embodiment is substantially the same manner as Example 1, and difference is:
Adopt a vacuum glass degasifying device for above-mentioned degasification method, it comprises sheet glass bogey 12, liquid storaging device 7, first liquid pump 14, second liquid pump 13, heating unit 11, air exhaust cap 2a, air exhaust cap hold-down gear and vacuum-pumping system 8; Vacuum glass 1 is placed on sheet glass bogey 12; Vacuum glass 1 is provided with two bleeding points 14 and 15, liquid storaging device 7 is connected with the first bleeding point 15 of vacuum glass by liquid line, first liquid pump 14, first valve 5a, air exhaust cap 2a; Second liquid pump 13 is connected with the first valve 5a by liquid line; Vacuum-pumping system 8 is connected with vacuum glass second bleeding point 2 by gas piping, the second valve 10a, air exhaust cap 2a; Two cover air exhaust cap hold-down gears 21 and 25 are arranged on the top of air exhaust cap 2a, for air exhaust cap 2a is pressed on vacuum glass pumping hole.Wherein, the first valve 5a is T-valve or multiple directional control valve, and the second valve 10a is stopping valve.
Liquid line is respectively arranged with flowrate control valve 3a and 9a for regulating first liquid pump and second liquid pumping capacity.In like manner, gas piping also can arrange the flowrate control valve for controlling vacuum pump flow rate.
Below only describe several preferred embodiments of the application by reference to the accompanying drawings, but the application is not limited thereto, every those of ordinary skill in the art are under the spirit not departing from the application, and any improvement made and/or distortion, all belong to the protection domain of the application.
Claims (13)
1. a vacuum glass degasification method, is characterized in that, its concrete steps comprise:
Step one, passes into setting liquid in the vacuum chamber of vacuum glass, and makes described setting liquid keep setting-up time in vacuum chamber;
Step 2, is heated to design temperature by vacuum glass, decomposes and be oxidized after making the residue in vacuum chamber and setting liquid reactions;
Step 3, extracts out residual liquid reacted in vacuum chamber;
Step 4, bleeds until vacuum chamber reaches setting pressure to the vacuum chamber of vacuum glass.
2. degasification method as claimed in claim 1, is characterized in that, repeating said steps one to step 3, until the residue in vacuum chamber fully decomposes oxidation.
3. degasification method as claimed in claim 1, it is characterized in that, described setting liquid is oxidizing liquid.
4. degasification method as claimed in claim 3, it is characterized in that, described oxidizing liquid is hydrogen peroxide, Periodic acid or dichromic acid.
5. one kind adopts the vacuum glass degasifying device of the arbitrary degasification method of Claims 1-4, it is characterized in that, it comprises sheet glass bogey, liquid storaging device, first liquid pump, second liquid pump, heating unit, air exhaust cap, air exhaust cap hold-down gear and vacuum-pumping system; Vacuum glass is placed on sheet glass bogey; Liquid storaging device is connected with the bleeding point of vacuum glass by liquid line, first liquid pump, valve, air exhaust cap; Second liquid pump is connected with valve by pipeline; Vacuum-pumping system is connected with vacuum glass pumping hole by pipeline, valve, air exhaust cap; Air exhaust cap hold-down gear is arranged on the top of air exhaust cap, for air exhaust cap is pressed on vacuum glass pumping hole.
6. degasifying device as claimed in claim 5, is characterized in that, described pipeline is provided with flowrate control valve.
7. degasifying device as claimed in claim 5, it is characterized in that, described valve is four-way valve or multiple directional control valve.
8. one kind adopts the vacuum glass degasifying device of the arbitrary degasification method of Claims 1-4, it is characterized in that, it comprises sheet glass bogey, liquid storaging device, first liquid pump, second liquid pump, heating unit, air exhaust cap, air exhaust cap hold-down gear and vacuum-pumping system; Vacuum glass is placed on sheet glass bogey; Vacuum glass is provided with two bleeding points, liquid storaging device is connected with the first bleeding point of vacuum glass by liquid line, first liquid pump, the first valve, air exhaust cap; Second liquid pump is connected with the first valve by liquid line; Vacuum-pumping system is connected with vacuum glass second bleeding point by gas piping, the second valve, air exhaust cap; Air exhaust cap hold-down gear is arranged on the top of air exhaust cap, for air exhaust cap is pressed on vacuum glass pumping hole.
9. degasifying device as claimed in claim 8, it is characterized in that, described first valve is T-valve or multiple directional control valve, and described second valve is stopping valve.
10. degasifying device as claimed in claim 8, is characterized in that, described liquid line and gas piping are provided with flowrate control valve.
11. as described in claim 5 or 8 degasifying device, it is characterized in that, described sheet glass bogey is rollgang, conveying belt or chain.
12. as described in claim 5 or 8 degasifying device, it is characterized in that, described liquid storaging device is for storing oxidizing liquid, and this oxidizing liquid is hydrogen peroxide, Periodic acid or dichromic acid.
13. as described in claim 5 or 8 degasifying device, it is characterized in that, described degasifying device also comprises and holds the casing of vacuum glass, and described glass bearing device and heating unit are all arranged in casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510321993.7A CN104961359B (en) | 2015-06-12 | 2015-06-12 | The degasification method and device of a kind of vacuum glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510321993.7A CN104961359B (en) | 2015-06-12 | 2015-06-12 | The degasification method and device of a kind of vacuum glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104961359A true CN104961359A (en) | 2015-10-07 |
| CN104961359B CN104961359B (en) | 2017-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510321993.7A Active CN104961359B (en) | 2015-06-12 | 2015-06-12 | The degasification method and device of a kind of vacuum glass |
Country Status (1)
| Country | Link |
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| CN (1) | CN104961359B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105439476A (en) * | 2015-12-28 | 2016-03-30 | 太仓耀华玻璃有限公司 | Device and method for efficiently degassing for vacuum glass |
| CN107359299A (en) * | 2016-05-10 | 2017-11-17 | 宁德时代新能源科技股份有限公司 | Gas production extraction device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005077855A1 (en) * | 2004-02-18 | 2005-08-25 | Nippon Sheet Glass Company, Limited | Method for manufacturing glass panel, and glass panel manufactured by the method |
| JP2006021944A (en) * | 2004-07-07 | 2006-01-26 | Tosoh Quartz Corp | Connecting method of flat glass |
| CN101391859A (en) * | 2007-09-20 | 2009-03-25 | 刘元生 | Production process of vacuum glass |
| CN104411909A (en) * | 2012-05-03 | 2015-03-11 | 葛迪恩实业公司 | Method and apparatus for making vacuum insulated glass (vig) window unit including cleaning cavity thereof |
-
2015
- 2015-06-12 CN CN201510321993.7A patent/CN104961359B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005077855A1 (en) * | 2004-02-18 | 2005-08-25 | Nippon Sheet Glass Company, Limited | Method for manufacturing glass panel, and glass panel manufactured by the method |
| JP2006021944A (en) * | 2004-07-07 | 2006-01-26 | Tosoh Quartz Corp | Connecting method of flat glass |
| CN101391859A (en) * | 2007-09-20 | 2009-03-25 | 刘元生 | Production process of vacuum glass |
| CN104411909A (en) * | 2012-05-03 | 2015-03-11 | 葛迪恩实业公司 | Method and apparatus for making vacuum insulated glass (vig) window unit including cleaning cavity thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105439476A (en) * | 2015-12-28 | 2016-03-30 | 太仓耀华玻璃有限公司 | Device and method for efficiently degassing for vacuum glass |
| CN107359299A (en) * | 2016-05-10 | 2017-11-17 | 宁德时代新能源科技股份有限公司 | Gas production extraction device |
| CN107359299B (en) * | 2016-05-10 | 2020-07-17 | 宁德时代新能源科技股份有限公司 | Gas production extraction device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104961359B (en) | 2017-11-21 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230307 Address after: 471000 Building 1, northwest corner of the intersection of Keji Avenue and Zhuge Avenue, Yibin District, Luoyang City, Henan Province Patentee after: Luoyang Landi Vacuum Glass Technology Co.,Ltd. Address before: No. 6, Hope Avenue, Yibin District, Luoyang City, Henan Province, 471000 Patentee before: LUOYANG LANDGLASS TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 471000 Building 1, northwest corner of the intersection of Keji Avenue and Zhuge Avenue, Yibin District, Luoyang City, Henan Province Patentee after: Luoyang Landi Titanium Metal Vacuum Glass Co.,Ltd. Country or region after: China Address before: 471000 Building 1, northwest corner of the intersection of Keji Avenue and Zhuge Avenue, Yibin District, Luoyang City, Henan Province Patentee before: Luoyang Landi Vacuum Glass Technology Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |