CN204884999U - A vacuum interrupter metallic shield section of thick bamboo constructs with ceramic cartridge's sealing -in transition loop - Google Patents
A vacuum interrupter metallic shield section of thick bamboo constructs with ceramic cartridge's sealing -in transition loop Download PDFInfo
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- CN204884999U CN204884999U CN201520347318.7U CN201520347318U CN204884999U CN 204884999 U CN204884999 U CN 204884999U CN 201520347318 U CN201520347318 U CN 201520347318U CN 204884999 U CN204884999 U CN 204884999U
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- ceramic cartridge
- sealing
- vacuum interrupter
- thick bamboo
- metallic shield
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model discloses a vacuum interrupter metallic shield section of thick bamboo constructs with ceramic cartridge's sealing -in transition loop, it includes shields a section of thick bamboo and ceramic cartridge, a shielding section of thick bamboo is cylindric structure with ceramic cartridge, be equipped with annular step in the ceramic cartridge, open -ended anaerobic copper ring has been placed on the step, just the section of thick bamboo wall of a shielding section of thick bamboo has annular fixed boss at the outside protrusion of the waist of a shielding section of thick bamboo, fixed boss is placed on the anaerobic copper ring, be equipped with annular solder layer between fixed boss and the ceramic cartridge inner wall, the welding of brazing of fixed boss and step, this kind of sealing -in transition ring, the flexibility and the opening of anaerobic copper ring can reduce ceramic cartridge's sealing -in stress, just adopt the anaerobic copper ring can greatly reduced processing cost and material cost.
Description
Technical field
The utility model relates to high-voltage switch gear manufacturing technology field, is specifically related to a kind of sealing-in transition ring structure of vacuum interrupter metallic shield cylinder and ceramic cartridge.
Background technology
Generally in vacuum interrupter adopt two joint potteries or a joint pottery be insulation crust, wherein save in ceramic case one, metallic shield cylinder is fixedly to be welded with ceramic case by middle envelope support sealing ring and fixed support ring to form.Cause assembling compared with complicated, silver-copper brazing alloy consumption is many.
Utility model content
The utility model object is the novel sealing transition ring structure providing a kind of vacuum interrupter metallic shield cylinder and ceramic cartridge, to solve many defects that prior art deficiency causes.
A kind of sealing-in transition ring structure of vacuum interrupter metallic shield cylinder and ceramic cartridge, it comprises shielding cylinder and ceramic cartridge, described shielding cylinder and ceramic cartridge are cylinder-like structure, the step of ring-type is provided with in described ceramic cartridge, described step is placed with the anaerobic copper ring of opening, and the barrel of described shielding cylinder is in the outwardly fixing lug boss having annular of the waist of shielding cylinder, described fixing lug boss is positioned on anaerobic copper ring, solder layer, described fixing lug boss and the step Welding of annular is provided with between described fixing lug boss and ceramic cartridge inwall.
Preferably, the width of described anaerobic copper ring opening is greater than the swell increment of anaerobic copper ring 850 DEG C time.
Preferably, described shielding cylinder material is stainless steel material, and described soldering solder layer used is silver-bearing copper nickel solder.
Preferably, described shielding cylinder material is pure iron material, and described soldering solder layer used is silver-copper brazing alloy.
Preferably, described shielding cylinder surface is provided with copper electroplating layer or electroless nickel layer.
The utility model has the advantage of, this kind of sealing-in transition rings, anaerobic copper ring is provided with between the fixing lug boss of described shielding cylinder and the step of ceramic cartridge, described oxygen-free copper is equipped with opening, and the width of described opening is when described in anaerobic copper ring, fixing lug boss is welded with step when being greater than 850 DEG C, the flexibility of anaerobic copper ring and opening, the stress of sealing of ceramic cartridge can be reduced, and adopt anaerobic copper ring greatly to cut down finished cost and material cost, described shielding cylinder material can be stainless steel material or pure iron material, when adopting stainless steel material, brazing solder layer selects silver-bearing copper nickel solder to strengthen welding effect, when adopting pure iron material, brazing solder adopts silver-copper brazing alloy comparatively suitable.
Accompanying drawing explanation
Fig. 1 is the braze-welded structure schematic diagram of a kind of novel sealing transition rings described in the utility model, shielding cylinder and ceramic cartridge;
Fig. 2 is the partial enlarged drawing at A place in Fig. 1;
Fig. 3 is the structural representation of a kind of novel sealing transition rings in Fig. 1;
Wherein, 1-shielding cylinder, 2-ceramic cartridge, 3-fixing lug boss, 4-step, 5-anaerobic copper ring, 6-solder layer, 7-opening.
Embodiment
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the utility model further.
A kind of sealing-in transition ring structure of vacuum interrupter metallic shield cylinder and ceramic cartridge, it comprises shielding cylinder 1 and ceramic cartridge 2, described shielding cylinder 1 is cylinder-like structure with ceramic cartridge 2, the step 4 of ring-type is provided with in described ceramic cartridge 2, described step 4 is placed with the anaerobic copper ring 5 of opening 7, and the barrel of described shielding cylinder 1 is in the outwardly fixing lug boss 3 having annular of the waist of shielding cylinder 1, described fixing lug boss 3 is positioned on anaerobic copper ring 5, the solder layer 6 of annular is provided with between described fixing lug boss 3 and ceramic cartridge 2 inwall, described fixing lug boss 3 and step 4 Welding.
It should be noted that the width of described anaerobic copper ring 5 opening 7 is greater than the swell increment of anaerobic copper ring 5 850 DEG C time.
In this example, described shielding cylinder 1 material is stainless steel material, and described soldering solder layer 6 used is silver-bearing copper nickel solder.
In this example, described shielding cylinder 1 material is pure iron material, and described soldering solder layer 6 used is silver-copper brazing alloy.
In addition, described shielding cylinder 1 surface is provided with copper electroplating layer or electroless nickel layer.
Based on above-mentioned, this kind of sealing-in transition rings, anaerobic copper ring 5 is provided with between the fixing lug boss 3 of described shielding cylinder 1 and the step 4 of ceramic cartridge 2, described anaerobic copper ring 5 is provided with opening 7, and the width of described opening 7 is when described in anaerobic copper ring 5, fixing lug boss 3 is welded with step 4 when being greater than 850 DEG C, the flexibility of anaerobic copper ring 5 and opening 7, the stress of sealing of ceramic cartridge 2 can be reduced, and adopt anaerobic copper ring 5 greatly to cut down finished cost and material cost, described shielding cylinder 1 material can be stainless steel material or pure iron material, when adopting stainless steel material, brazing solder layer 6 selects silver-bearing copper nickel solder to strengthen welding effect, when adopting pure iron material, brazing solder layer 6 adopts silver-copper brazing alloy comparatively suitable.
As known by the technical knowledge, the utility model can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.All within the scope of the utility model or be equal to the change in scope of the present utility model all comprise by the utility model.
Claims (5)
1. a kind of sealing-in transition ring structure of vacuum interrupter metallic shield cylinder and ceramic cartridge, it comprises shielding cylinder and ceramic cartridge, described shielding cylinder and ceramic cartridge are cylinder-like structure, it is characterized in that, the step of ring-type is provided with in described ceramic cartridge, described step is placed with the anaerobic copper ring of opening, and the barrel of described shielding cylinder is in the outwardly fixing lug boss having annular of the waist of shielding cylinder, described fixing lug boss is positioned on anaerobic copper ring, the solder layer of annular is provided with between described fixing lug boss and ceramic cartridge inwall, described fixing lug boss and step Welding.
2. a kind of sealing-in transition ring structure of vacuum interrupter metallic shield cylinder according to claim 1 and ceramic cartridge, is characterized in that, the width of described anaerobic copper ring opening is greater than the swell increment of anaerobic copper ring 850 DEG C time.
3. a kind of sealing-in transition ring structure of vacuum interrupter metallic shield cylinder according to claim 1 and ceramic cartridge, is characterized in that, described shielding cylinder material is stainless steel material, and described soldering solder layer used is silver-bearing copper nickel solder.
4. a kind of sealing-in transition ring structure of vacuum interrupter metallic shield cylinder according to claim 1 and ceramic cartridge, is characterized in that, described shielding cylinder material is pure iron material, and described soldering solder layer used is silver-copper brazing alloy.
5. a kind of sealing-in transition ring structure of vacuum interrupter metallic shield cylinder according to claim 4 and ceramic cartridge, is characterized in that, described shielding cylinder surface is provided with copper electroplating layer or electroless nickel layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520347318.7U CN204884999U (en) | 2015-05-26 | 2015-05-26 | A vacuum interrupter metallic shield section of thick bamboo constructs with ceramic cartridge's sealing -in transition loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520347318.7U CN204884999U (en) | 2015-05-26 | 2015-05-26 | A vacuum interrupter metallic shield section of thick bamboo constructs with ceramic cartridge's sealing -in transition loop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204884999U true CN204884999U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520347318.7U Active CN204884999U (en) | 2015-05-26 | 2015-05-26 | A vacuum interrupter metallic shield section of thick bamboo constructs with ceramic cartridge's sealing -in transition loop |
Country Status (1)
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| CN (1) | CN204884999U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273315A (en) * | 2018-10-23 | 2019-01-25 | 陕西宝光真空电器股份有限公司 | A kind of fixing means and vacuum interrupter of shielding cylinder and porcelain shell |
| CN109478480A (en) * | 2016-07-27 | 2019-03-15 | Abb瑞士股份有限公司 | Vacuum extinction device and its manufacturing method with ceramic body He at least one shielding element |
-
2015
- 2015-05-26 CN CN201520347318.7U patent/CN204884999U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109478480A (en) * | 2016-07-27 | 2019-03-15 | Abb瑞士股份有限公司 | Vacuum extinction device and its manufacturing method with ceramic body He at least one shielding element |
| CN109273315A (en) * | 2018-10-23 | 2019-01-25 | 陕西宝光真空电器股份有限公司 | A kind of fixing means and vacuum interrupter of shielding cylinder and porcelain shell |
| CN109273315B (en) * | 2018-10-23 | 2024-03-12 | 陕西宝光真空电器股份有限公司 | Method for fixing shielding cylinder and porcelain shell and vacuum arc-extinguishing chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190115 Address after: 325600 No. 261 Wei19 Road, Yueqing Economic Development Zone, Wenzhou City, Zhejiang Province Patentee after: Astro-opto Technology Co. Ltd. Address before: 325600 Weixiu Road, Yueqing Economic Development Zone, Wenzhou City, Zhejiang Province (in Yueqing Dongfeng High Voltage Electrical Appliances Co., Ltd.) Patentee before: Wenzhou Zheguang Electronics Co., Ltd. |
|
| TR01 | Transfer of patent right |