CN202934232U - Fusion welding device for air vent of vacuum tube - Google Patents
Fusion welding device for air vent of vacuum tube Download PDFInfo
- Publication number
- CN202934232U CN202934232U CN 201220600248 CN201220600248U CN202934232U CN 202934232 U CN202934232 U CN 202934232U CN 201220600248 CN201220600248 CN 201220600248 CN 201220600248 U CN201220600248 U CN 201220600248U CN 202934232 U CN202934232 U CN 202934232U
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- CN
- China
- Prior art keywords
- insulator
- housing
- vacuum tube
- conductive heater
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a fusion welding device for an air vent of a vacuum tube. The fusion welding device comprises a casing, a sealing ring, a conductive heater and a spring, wherein a fine air venting tube communicated up and down is arranged at the bottom of the casing; the spring is positioned below the fine air venting tube; an insulator inner bracket is mounted above the spring; the conductive heater is mounted above the insulator inner bracket; an insulator outer bracket is mounted outside the spring, the insulator inner bracket and the conductive heater; and a coil connected with a high-frequency furnace is mounted outside the casing. The fusion welding device can quickly perform fusion welding action on the air vent of the vacuum tube in a high-temperature vacuum state, so that the production efficiency and the product percent of pass are high.
Description
Technical field
The utility model belongs to technical field of solar utilization technique, especially relates to a kind of vacuum tube chain gas port fusion weld device.
Background technology
Solar vacuum heat-collecting pipe is the core parts of solar water heater, the quality of thermal-collecting tube quality directly has influence on service life and the performance of solar water heater, thermal-collecting tube is in existing production process, in the gas extraction system of manually packing into, make and adhere to lastingly higher vacuum in thermal-collecting tube, when the exhaust station exhaust, must carry out to vacuum heat collection pipe the afterheat baking in higher temperature and longer time, giving up managing interior steam and other gas, then carry out artificial from operation., because temperature is high, easily cause to vacuumize failure at artificial in process, pipe is scrapped, and artificial is low from efficient, causes the repetition and waste of manpower and resource.
Summary of the invention
The purpose of this utility model is: the vacuum tube chain gas port fusion weld that a kind of production efficiency is high, product percent of pass is high device is provided.
the technical solution of the utility model is: comprise housing, sealing ring, conductive heater, spring, housing bottom has the exhaust tubule of a up/down perforation, exhaust tubule upper port is in enclosure interior, exhaust tubule lower port is below housing bottom, sealing ring is connected to housing upper port edge, spring is arranged on below enclosure interior exhaust tubule, the insulator inner support is equipped with in the spring top, conductive heater is equipped with in the top of insulator inner support, spring, the insulator support arm is equipped with in the outside of insulator inner support and conductive heater, the center of conductive heater and insulator inner support has the pore corresponding with exhaust tubule upper port, has distance between the top of the top of conductive heater and insulator support arm, vacuum tube is arranged on the sealing ring of insulator support arm top and housing top, the coil that is connected with coreless induction furnace is equipped with in the housing outside.
The beneficial effects of the utility model are: the utility model under the high-temperature vacuum state fast the melting of vacuum tube chain gas port, welding, during work, vacuum tube heats in high temperature furnace, this device is started working when design temperature and time reach standard, after the coreless induction furnace energising, coil current is mapped on conductive heater across housing, the conductive heater heating, the vacuum tube chain gas port is melted, Flashmelt, welding.The utility model has solved the difficult problem in producing, can make glass, metal tube melting under high temperature 200-2300 ℃ state, saved resource, reduced waste, improved quality, whole-course automation has solved the quality problems that manually-operated produces, yield rate has reached 100%, has improved the benefit of manufacturer.
Description of drawings
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Can find out from structural representation of the present utility model shown in Figure 1, the utility model comprises housing 3, sealing ring 1, conductive heater 7, spring 4, insulator support, insulator support comprises insulator inner support 6 and insulator support arm 5, insulator inner support 6 and insulator support arm 5 adopt the high-temperature insulation alundum tube to make, and insulator inner support 6 and insulator support arm 5 also can be made as one.Housing 3 is shaped as cylindrical, can adopt glass, Machining of Ceramics to make, the exhaust tubule 2 of a up/down perforation is arranged at housing 3 bottoms, as vacuumizing conduit, exhaust tubule 2 upper port are in housing 3 inside, exhaust tubule 2 lower port are below housing 3 bottoms, and exhaust tubule 2 lower port connect vavuum pumps.O RunddichtringO 1 is connected to housing 3 upper port edges, and O RunddichtringO 1 is high temperature resistant, and O RunddichtringO mouth is placed vacuum tube 10.Stainless steel spring 4 is arranged on below the exhaust tubule 4 of enclosure interior, be enclosed within exhaust tubule 4 outsides, insulator inner support 6 is equipped with in spring 4 tops, conductive heater 7 is equipped with in the top of insulator inner support 6, insulator support arm 5 is equipped with in the outside of spring 4, insulator inner support 6 and conductive heater 7, and insulator support arm 5 plays a supportive role.Conductive heater 7 and insulator inner support 6 are hollow cylinder, and the center of conductive heater 7 and insulator inner support 6 has the pore corresponding with exhaust tubule 2 upper port.Vacuum tube 10 is arranged on the sealing ring 1 of insulator support arm top 8 and housing top, the periphery of vacuum tube chain gas port withstands on insulator support arm 5, conductive heater top 9 has the distance of 1-5 ㎜ with insulator support arm top 8, makes 7 pairs of vacuum tube chain gas ports of conductive heater produce best fusion weld temperature.Housing 3 outsides are wound around copper tube coil, and copper tube coil is connected with coreless induction furnace, coreless induction furnace energising, copper tube coil generation current.
Operation principle of the present utility model is: during work, vacuum tube heats in high temperature furnace, this device is started working when design temperature and time reach standard, after the coreless induction furnace energising, coil current is mapped on conductive heater across housing, conductive heater heating makes the vacuum tube chain gas port melt fast, Flashmelt, welding.
Claims (4)
1. vacuum tube chain gas port fusion weld device, it is characterized in that: comprise housing (3), sealing ring (1), conductive heater (7), spring (4), the exhaust tubule (2) of a up/down perforation is arranged at described housing (3) bottom, exhaust tubule (2) upper port is in housing (3) inside, exhaust tubule (2) lower port is in below, housing (3) bottom, sealing ring (1) is connected to housing (3) upper port edge, spring (4) is arranged on below housing (3) exhaust gas inside tubule (2), insulator inner support (6) is equipped with in spring (4) top, conductive heater (7) is equipped with in the top of insulator inner support (6), spring (4), insulator support arm (5) is equipped with in the outside of insulator inner support (6) and conductive heater (7), the center of conductive heater (7) and insulator inner support (6) has the pore corresponding with exhaust tubule (2) upper port, has distance between conductive heater top (9) and insulator support arm top (8), vacuum tube (10) is arranged on the sealing ring (1) of insulator support arm top (8) and housing top, the coil that is connected with coreless induction furnace is equipped with in described housing (3) outside.
2. vacuum tube chain gas port fusion weld device according to claim 1, it is characterized in that: described insulator inner support (6) and insulator support arm (5) are integrated.
3. vacuum tube chain gas port fusion weld device according to claim 1 is characterized in that: described conductive heater top (9) has 1-5 ㎜ distance with insulator support arm top (8).
4. vacuum tube chain gas port fusion weld device according to claim 1 and 2, it is characterized in that: described insulator inner support (6) and insulator support arm (5) are alundum tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220600248 CN202934232U (en) | 2012-11-15 | 2012-11-15 | Fusion welding device for air vent of vacuum tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220600248 CN202934232U (en) | 2012-11-15 | 2012-11-15 | Fusion welding device for air vent of vacuum tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202934232U true CN202934232U (en) | 2013-05-15 |
Family
ID=48318491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220600248 Expired - Fee Related CN202934232U (en) | 2012-11-15 | 2012-11-15 | Fusion welding device for air vent of vacuum tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202934232U (en) |
-
2012
- 2012-11-15 CN CN 201220600248 patent/CN202934232U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20131115 |