CN113772966A - Vacuum glass exhausting and sealing device - Google Patents
Vacuum glass exhausting and sealing device Download PDFInfo
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- CN113772966A CN113772966A CN202111285654.XA CN202111285654A CN113772966A CN 113772966 A CN113772966 A CN 113772966A CN 202111285654 A CN202111285654 A CN 202111285654A CN 113772966 A CN113772966 A CN 113772966A
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- vacuum
- sealing
- exhaust
- heating device
- vacuum glass
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
- C03C27/06—Joining glass to glass by processes other than fusing
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/20—Uniting glass pieces by fusing without substantial reshaping
- C03B23/24—Making hollow glass sheets or bricks
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Joining Of Glass To Other Materials (AREA)
Abstract
The invention discloses a vacuum glass exhaust sealing device which comprises an exhaust head, wherein a vacuumizing pipeline is arranged on one side of the exhaust head, a first vacuum exhaust pipe and a second vacuum exhaust pipe are arranged in the vacuumizing pipeline, a vacuumizing channel is formed in the top of the exhaust head and is communicated with the first vacuum exhaust pipe, a sealing piece heating device is arranged below the vacuumizing channel, a sealing piece can be placed on the top of the sealing piece heating device, the sealing piece heating device is arranged on a lifting platform, a telescopic corrugated pipe is arranged below the lifting platform and is communicated with the second vacuum exhaust pipe, and a vacuum gas circuit valve is arranged on the vacuumizing pipeline. According to the invention, the pressure difference formed between the inside of the telescopic corrugated pipe and the inside of the vacuumizing channel is utilized to drive the telescopic corrugated pipe to lift the lifting platform and the sealing piece heating device, so that the sealing piece is attached to the air exhaust opening of the vacuum glass, and the sealing operation is completed. The invention has simple structure, accurate control and low manufacturing cost.
Description
Technical Field
The invention belongs to the technical field of vacuum glass, and particularly relates to a vacuum glass exhaust sealing device.
Background
Vacuum glass is a novel glass deep processing product, which is developed based on the principle of a vacuum flask, the structure of the vacuum glass is similar to that of hollow glass, the difference is that the gas in the cavity of the vacuum glass is very thin and almost close to vacuum, the vacuum glass is formed by sealing the peripheries of two pieces of flat glass, vacuumizing the gap between the two pieces of flat glass and sealing an exhaust hole, the gap between the two pieces of glass is 0.1-0.2 mm, at least one of the two pieces of vacuum glass is generally low-radiation glass, so that the heat dissipated through the conduction, convection and radiation modes of the vacuum glass is reduced to the minimum, and the working principle of the vacuum glass is the same as the heat preservation and insulation principle of a glass vacuum flask.
The vacuum glass exhaust sealing device is a device for exhausting vacuum glass and sealing an exhaust port; chinese patent CN104150790A discloses a vacuum glass extraction opening sealing device, which has a driving force steering device 70 for converting a first driving force F applied perpendicular to an axis Z into a second driving force F applied along the axis Z to drive the sealing head 2 to move along the axis Z. The driving force steering device has the problems that the mechanical structure is complex, the driving force is not easy to control, the mechanical structural part is heated and expanded at high temperature to cause failure of a movement mechanism and the like in the implementation process.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an exhaust sealing device for vacuum glass.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a vacuum glass exhaust closing device, includes the exhaust head, one side of exhaust head is equipped with the evacuation pipeline, inside first vacuum exhaust pipe and the second vacuum exhaust pipe of being equipped with of evacuation pipeline, the evacuation passageway has been seted up at the exhaust head top, the evacuation passageway with first vacuum exhaust pipe intercommunication, the below of evacuation passageway is equipped with sealing plate heating device, the sealing plate can be placed at sealing plate heating device's top, sealing plate heating device sets up on lift platform, lift platform's below is equipped with scalable bellows, scalable bellows with second vacuum exhaust pipe intercommunication, install vacuum gas circuit valve on the evacuation pipeline.
Furthermore, after the sealing piece heating device melts the sealing welding flux attached to the surface of the sealing piece, the vacuum air path valve controls the first vacuum exhaust pipe and the second vacuum exhaust pipe to work, so that pressure difference is formed between the inside of the telescopic corrugated pipe and the inside of the vacuumizing channel, the telescopic corrugated pipe is driven to lift the lifting platform and the sealing piece heating device, and the sealing piece is attached to the pumping hole of the vacuum glass.
Further, the sealing solder is glass solder or metal solder.
Furthermore, the top of the exhaust head is arranged at the edge of the vacuumizing channel and is provided with a sealing ring.
Further, the sealing ring is a metal sealing ring, a rubber sealing ring or a liquid sealing ring.
Furthermore, the sealing sheet heating device is connected with a lead for connecting a power supply of the sealing sheet heating device.
Furthermore, an exhaust head vertical driving mechanism for driving the exhaust head to vertically move and an exhaust head horizontal driving mechanism for driving the exhaust head to horizontally move are further installed on the vacuum pumping pipeline.
Further, the exhaust head vertical driving mechanism and the exhaust head horizontal driving mechanism are a motor driving mechanism, an air cylinder driving mechanism or a hydraulic driving mechanism.
Further, the evacuation channel is disposed at a top center of the exhaust head.
Further, the sealing sheet is placed at the top center of the sealing sheet heating device.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the passage of the vacuum exhaust pipe is controlled to form a pressure difference between the inside of the telescopic corrugated pipe and the inside of the vacuumizing channel, the telescopic corrugated pipe is driven to extend and lift the lifting platform and the sealing piece heating device, and the sealing piece is attached to the exhaust opening of the vacuum glass, so that the sealing operation is completed.
2. The invention has the advantages of simple structure, convenient control, low manufacturing cost, more accurate control of the movement position, accurate control of the force of the sealing sheet pressing on the glass between zero and one atmospheric pressure, and firmer bonding of the sealing sheet.
3. When the vacuum glass sealing device is used, the air exhaust port of the vacuum glass can be directly aligned to the vacuumizing channel on the exhaust head, then the device is opened, the device can be operated to automatically vacuumize the vacuum layer in the vacuum glass, and meanwhile, the air exhaust port of the vacuum glass is automatically sealed through the sealing sheet after the vacuumizing is finished, so that the vacuum glass is exhausted and sealed at one time, the automation degree is high, the vacuumizing speed is high, and the efficiency is high.
4. According to the invention, the vacuum pumping pipeline is provided with the exhaust head vertical driving mechanism and the exhaust head horizontal driving mechanism, the exhaust head vertical driving mechanism can control the exhaust head to vertically move, and the exhaust head horizontal driving mechanism can control the exhaust head to horizontally move, so that the position of the sealing piece can be conveniently adjusted after the vacuum pumping is finished, and the sealing effect is ensured.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Reference numerals: 1-a vacuum layer; 2-vacuumizing the channel; 3-an air extraction opening; 4-sealing piece; 5-sealing ring; 6-vacuum glass; 7-sealing sheet heating device; 8-an exhaust head; 9-a wire; 10-vacuum pumping pipeline; 11-exhaust head vertical drive mechanism; 12-a first vacuum exhaust; 13-horizontal driving mechanism of exhaust head; 14-vacuum gas circuit valve; 15-a lifting platform; 16-a collapsible bellows; 17-a second vacuum exhaust pipe; 18-sealing solder.
Detailed Description
The following will further describe a specific embodiment of the vacuum glass exhaust sealing device of the present invention with reference to fig. 1. The vacuum glass degassing and sealing apparatus of the present invention is not limited to the description of the following examples.
Example 1:
this embodiment provides vacuum glass exhaust closing device's concrete structure, as shown in fig. 1, including exhaust head 8, one side of exhaust head 8 is provided with evacuation pipeline 10, evacuation pipeline 10 inside interlude is connected with first vacuum exhaust pipe 12 and second vacuum exhaust pipe 17, evacuation passageway 2 has been seted up to 8 top centers of exhaust head, evacuation passageway 2 communicates with each other with first vacuum exhaust pipe 12, sealing strip heating device 7 is installed to evacuation passageway 2's below, sealing strip 4 can be placed to sealing strip heating device 7's top center department, sealing strip heating device 7 sets up on lift platform 15, lift platform 15's below is equipped with telescopic bellows 16, telescopic bellows 16 communicates with second vacuum exhaust pipe 17 each other, install vacuum gas circuit valve 14 on the evacuation pipeline 10. The bottom of the sealing sheet heating device 7 is connected with a lead 9, and the sealing sheet heating device is connected with a power supply through the lead.
The top of the exhaust head 8 is provided with a sealing ring 5 at the edge of the vacuumizing channel 2. The sealing ring realizes the sealing of the exhaust head and the vacuum glass.
The seal ring 5 can be a metal seal ring, and can also be a rubber seal ring or a liquid seal ring. The seal ring 5 may be selected from a metal seal ring, a rubber seal ring, and a liquid seal ring.
The vacuum pipeline 10 is provided with a vacuum gas circuit valve 14. The vacuum gas circuit valve is used for controlling the on-off of the gas circuit. The first vacuum exhaust pipe 12 and the second vacuum exhaust pipe 17 are connected to a vacuum pumping system, and can realize pumping from atmospheric pressure to 5 × 10-5Pa。
Referring to fig. 1, a vacuum layer 1 is arranged in the middle of vacuum glass 6 to be vacuumized, an air exhaust port 3 of the vacuum glass is arranged at the bottom of the vacuum glass 6, when the device is used for vacuumizing, an air exhaust head 8 is firstly arranged below the vacuum glass 6, a vacuumizing channel 2 above the air exhaust head 8 is aligned with the air exhaust port 3 of the vacuum glass, then a wire 9 is connected with a power supply, one ends of a first vacuum exhaust pipe 12 and a second vacuum exhaust pipe 17 are connected with external vacuumizing equipment, a vacuum air path valve 14 is opened, and the device is used for vacuumizing air in the vacuum layer 1 in the vacuum glass 6 through the first vacuum exhaust pipe 12, the vacuumizing channel 2 and the air exhaust port 3 of the vacuum glass. At the same time, the inside of the extensible bellows 16 is evacuated through the second vacuum exhaust pipe 17. At this time, the inside of the bellows 16 and the inside of the evacuation passageway 2 are both in a vacuum state, and they are isolated from each other and not communicated with each other, so that there is no pressure difference, and the bellows does not extend. After the vacuum pumping is finished, the sealing sheet heating device 7 melts the sealing welding flux 18 attached to the surface of the sealing sheet 4, the second vacuum exhaust pipe 17 is communicated with the outside through the vacuum air path valve 14, air enters the interior of the telescopic corrugated pipe 16 along the second vacuum exhaust pipe 17, so that the pressure difference is formed between the interior of the telescopic corrugated pipe and the interior of the vacuum pumping channel, namely, the pressure in the telescopic corrugated pipe is larger than the pressure in the inner space of the vacuumizing channel, the telescopic corrugated pipe 16 extends to lift the lifting platform 15 and the sealing piece heating device 7 to ascend, the opening degree of the vacuum gas circuit valve 14 is controlled, the extension speed and the extension amount of the telescopic corrugated pipe and the pressure of the sealing sheet attached to the glass can be well controlled, the sealing sheet 4 is attached to the extraction opening 3 of the vacuum glass, and the sealing sheet 4 and the vacuum glass 6 are attached together by the molten sealing welding flux 18, so that the vacuum pumping and sealing operation of the vacuum glass is realized.
In the present embodiment, the sealing solder is a glass solder or a metal solder. When the sealing solder with temperature resistance lower than the sealing temperature is adopted, a cooling measure is arranged inside the exhaust head, and a heat preservation measure is arranged outside the exhaust head.
When the vacuum glass sealing device is used, the vacuumizing channel on the exhaust head can be aligned with the air exhaust port of the vacuum glass, the device is opened, the automatic program of the device runs to automatically vacuumize the vacuum layer in the vacuum glass, and the air exhaust port of the vacuum glass is automatically sealed through the sealing sheet after the vacuumizing is finished, so that the vacuum glass is exhausted and sealed at one time, the automation degree is high, the vacuumizing speed is high, and the efficiency is high.
The invention can utilize the pressure difference to attach the sealing sheet to the air exhaust opening of the vacuum glass through simple air path control, has simple structure, convenient control, low manufacturing cost and more accurate control of the movement position, can accurately control the force of the sealing sheet pressing on the glass between zero and one atmospheric pressure, and has firmer bonding of the sealing sheet.
Example 2:
in this embodiment, an improvement is made on the basis of embodiment 1, and as shown in fig. 1, an exhaust head vertical driving mechanism 11 for driving the exhaust head 8 to move vertically and an exhaust head horizontal driving mechanism 13 for driving the exhaust head 8 to move horizontally are further installed on the vacuum-pumping pipeline 10.
The exhaust head vertical driving mechanism 11 and the exhaust head horizontal driving mechanism 13 may adopt a motor driving mechanism, a cylinder driving mechanism, or a hydraulic driving mechanism.
The vacuum pumping pipeline is provided with an exhaust head vertical driving mechanism and an exhaust head horizontal driving mechanism, the exhaust head vertical driving mechanism 11 can control the exhaust head to vertically move, and the exhaust head horizontal driving mechanism 13 can control the exhaust head to horizontally move. When the vacuum pumping device is used, the pumping channel on the exhaust head can be directly aligned to the pumping hole of the vacuum glass through the horizontal and vertical movements of the vertical driving mechanism 11 and the horizontal driving mechanism 13 of the exhaust head, then the device is opened, the automatic program operation of the device can automatically pump the vacuum layer in the vacuum glass, and simultaneously the pumping hole of the vacuum glass is automatically sealed through the sealing sheet after the pumping is finished, the position of the sealing sheet is adjusted, the sealing effect is ensured, the size of the sealing sheet is reduced, and the cost is saved. Therefore, the vacuum glass can be exhausted and sealed at one time, the automation degree is high, the vacuumizing speed is high, and the efficiency is high.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. The utility model provides a vacuum glass exhaust closing device which characterized in that: comprises an exhaust head (8), one side of the exhaust head (8) is provided with a vacuum-pumping pipeline (10), a first vacuum exhaust pipe (12) and a second vacuum exhaust pipe (17) are arranged in the vacuumizing pipeline (10), the top of the exhaust head (8) is provided with a vacuum-pumping channel (2), the vacuum-pumping channel (2) is communicated with the first vacuum exhaust pipe (12), a sealing sheet heating device (7) is arranged below the vacuumizing channel (2), the top of the sealing sheet heating device (7) can be provided with a sealing sheet (4), the sealing sheet heating device (7) is arranged on the lifting platform (15), a telescopic corrugated pipe (16) is arranged below the lifting platform (15), the telescopic bellows (16) is communicated with the second vacuum exhaust pipe (17), and a vacuum gas circuit valve (14) is arranged on the vacuumizing pipeline (10).
2. The vacuum glass degassing sealing apparatus according to claim 1, wherein: sealing strip heating device (7) melts behind sealing strip (4) surface adhesion's sealing-in solder (18), vacuum gas circuit valve (14) control first vacuum exhaust pipe (12) with second vacuum exhaust pipe (17) work makes inside and the inside pressure differential that forms of evacuation passageway of telescopic bellows, and drive telescopic bellows (16) lifting lift platform (15) and sealing strip heating device (7) are laminated vacuum glass's extraction opening (3) with sealing strip (4).
3. The vacuum glass degassing sealing apparatus according to claim 2, wherein: the sealing solder is glass solder or metal solder.
4. The vacuum glass degassing sealing apparatus according to claim 1, wherein: and the top of the exhaust head (8) is positioned at the edge of the vacuumizing channel (2) and is provided with a sealing ring (5).
5. The vacuum glass degassing sealing apparatus according to claim 4, wherein: the sealing ring (5) is a metal sealing ring, a rubber sealing ring or a liquid sealing ring.
6. The vacuum glass degassing sealing apparatus according to claim 1, wherein: the sealing piece heating device (7) is connected with a lead (9) for connecting a power supply of the sealing piece heating device.
7. The vacuum glass degassing sealing apparatus according to claim 1, wherein: and the vacuum pumping pipeline (10) is also provided with an exhaust head vertical driving mechanism (11) for driving the exhaust head (8) to vertically move and an exhaust head horizontal driving mechanism (13) for driving the exhaust head (8) to horizontally move.
8. The vacuum glass degassing sealing apparatus according to claim 7, wherein: the exhaust head vertical driving mechanism (11) and the exhaust head horizontal driving mechanism (13) are motor driving mechanisms, cylinder driving mechanisms or hydraulic driving mechanisms.
9. The vacuum glass degassing sealing apparatus according to claim 1, wherein: the vacuumizing channel (2) is arranged at the center of the top of the exhaust head (8).
10. The vacuum glass degassing sealing apparatus according to claim 1, wherein: the sealing sheet (4) is placed at the center of the top of the sealing sheet heating device (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111285654.XA CN113772966A (en) | 2021-11-01 | 2021-11-01 | Vacuum glass exhausting and sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111285654.XA CN113772966A (en) | 2021-11-01 | 2021-11-01 | Vacuum glass exhausting and sealing device |
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| Publication Number | Publication Date |
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| CN113772966A true CN113772966A (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111285654.XA Pending CN113772966A (en) | 2021-11-01 | 2021-11-01 | Vacuum glass exhausting and sealing device |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111908808A (en) * | 2020-08-19 | 2020-11-10 | 四川零能昊科技有限公司 | Exhaust sealing assembly and exhaust sealing device |
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- 2021-11-01 CN CN202111285654.XA patent/CN113772966A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111908808A (en) * | 2020-08-19 | 2020-11-10 | 四川零能昊科技有限公司 | Exhaust sealing assembly and exhaust sealing device |
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