CN102637523A - Ceramic terminal for power capacitor - Google Patents
Ceramic terminal for power capacitor Download PDFInfo
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- CN102637523A CN102637523A CN2012100905758A CN201210090575A CN102637523A CN 102637523 A CN102637523 A CN 102637523A CN 2012100905758 A CN2012100905758 A CN 2012100905758A CN 201210090575 A CN201210090575 A CN 201210090575A CN 102637523 A CN102637523 A CN 102637523A
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Abstract
The invention discloses a ceramic terminal for a power capacitor, comprising a ceramic insulator and a mounting assembly arranged on the lower part of the ceramic insulator. The ceramic insulator is provided with through holes along the own central axis; the outer wall of the middle of the insulator is provided with multiple umbrella skirts; the outer wall of the lower part of the insulator is provided with an annular positioning boss; the mounting assembly comprises a metal rolling member, an annular sealing ring and a base tube; the annular sealing ring is sleeved on the outer wall of the lower part of the insulator and is arranged in a way of adjoining to the bottom wall of the annular positioning boss; the metal rolling member comprises a pressing part for compressing the annular sealing ring on the bottom wall of the annular positioning boss, a sheathing part sheathed on the annular positioning boss and a rolling ring fastened on the top wall of the annular positioning boss in a rolling manner; and the base tube comprises a welding part connected with the rolling member in a welding or cementing manner, and a sleeving part integrally formed with the welding part. The ceramic terminal effectively simplifies the structure and assembly operation, and reduces the production cost as well.
Description
Technical field
The present invention relates to ceramic-type binding post structure-design technique field, relate in particular to a kind of ceramic binding post that is used for power capacitor.
Background technology
The ceramic insulator of high-voltage capacitor in the market is to be in the same place installation portion and ceramic welding with silver, makes it firmly to be fixed on the pottery, and this product cost is higher, complex steps, long processing time.
Traditional ceramic-type insulator need be fixing with the ceramic insulator welding with metallic connector assembly and installation component, because the particularity of pottery; Needing to adopt with the silver alloy is the extraordinary scolder of main component; This kind scolder price is very expensive, simultaneously in order to guarantee the fastness of the two combination, also needs quite thick layer; Materials are more, cause the cost of this kind insulator high; In addition,, need to adopt the heavier acidic chemical medicine of pollution level, be unfavorable for protecting environment for this silver alloy is mixed with the viscous state of smearing easily.
Patent application 200910131660.2 discloses a kind of ceramic insulator device that is used for high-voltage capacitor.The disclosed ceramic insulator device of this patent replaces traditional silver alloy solder with common cheap tin alloy solder, thereby has reduced manufacturing cost through adopting new construction.
The applicant finds in follow-up research and development trial-manufacturing process; Adopt the welding of two semicircular metal baffle rings and metal installation base fixing; Thereby guarantee that metal installation base fixedly secures on ceramic outer wall, this structure is practical and can meets relevant national standard, but the operating process of its installation and processing is but comparatively loaded down with trivial details; Need to adopt special special fixture to clamp metal baffle ring and metal installation base, could carry out soldering to it smoothly.
In addition, the structure of the used metal installation base of this kind ceramic insulator device is comparatively complicated, and cost is higher and manufacturing process is comparatively loaded down with trivial details.
Summary of the invention
The purpose of this invention is to provide the ceramic binding post that is used for power capacitor that a kind of structure and assembly thereof are comparatively simplified.
The technical scheme that realizes the object of the invention is: a kind of ceramic binding post that is used for power capacitor comprises ceramic insulator and the installation component that is arranged on said ceramic insulator bottom; Said ceramic insulator is provided with through hole along self central axis, and the middle part outer wall of said insulator is provided with a plurality of full skirts, and the outer wall of said insulator bottom is provided with a radially protruding annular locating lug boss; Said installation component comprises metal rolling spare, O-ring seal and parent tube; Said O-ring seal is set on the outer wall of insulator bottom, and is provided with in abutting connection with the annular locating lug boss diapire; Said metal rolling spare comprises and is used for O-ring seal is pressed on pressure contact portion on the annular locating lug boss diapire, is used to be set in the socket part on the annular locating lug boss and withholds the roll extrusion ring on the annular locating lug boss roof through the roll extrusion mode; Said parent tube comprise be used for roll extrusion part welding or glued joint the weld part that links to each other and with the one-body molded cannula portion of processing of weld part.
In the such scheme, said roll extrusion ring is to form along top, the said roll extrusion part socket part of inward direction roll extrusion.
In the such scheme, the weld part of said parent tube and the welding of the pressure contact portion of metal rolling spare are fixedly linked.
In the such scheme, the roof of said parent tube weld part is that the pressure contact portion of a plane and metal rolling spare is equipped with the welding plane.
The present invention has positive effect:
(1) among the present invention, said parent tube comprise be used for roll extrusion part welding or glued joint the weld part that links to each other and with the one-body molded cannula portion of processing of weld part.This kind structure is because through adopting roll extrusion mode rational in infrastructure that the roll extrusion part is fixed on the outer wall of ceramic insulator bottom; And it is roll extrusion part and cannula portion welding is fixing through welding manner; As used traditionally whole metal installation base; Thereby effectively simplify the structure and assembly operation, and can reduce manufacturing cost.
Description of drawings
Fig. 1 is a kind of cutaway view of first kind of structure of the present invention;
Fig. 2 is a kind of cutaway view of ceramic insulator in the binding post shown in Figure 1;
Fig. 3 is a kind of cutaway view of metal rolling spare in the binding post shown in Figure 1;
Fig. 4 is a kind of cutaway view of parent tube in the binding post shown in Figure 1.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 4 has shown first kind of embodiment of the present invention, and wherein Fig. 1 is a kind of cutaway view of first kind of structure of the present invention; Fig. 2 is a kind of cutaway view of ceramic insulator in the binding post shown in Figure 1; Fig. 3 is a kind of cutaway view of metal rolling spare in the binding post shown in Figure 1; Fig. 4 is a kind of cutaway view of parent tube in the binding post shown in Figure 1.
Present embodiment is a kind of ceramic binding post that is used for power capacitor, sees Fig. 1 to shown in Figure 4, comprises ceramic insulator 1, is arranged on the connector assembly 4 on said ceramic insulator 1 top and is arranged on the installation component 2 of said ceramic insulator 1 bottom; Said ceramic insulator 1 is provided with through hole 11 along self central axis, and the middle part outer wall of said insulator 1 is provided with a plurality of full skirts 12, and said insulator 1 bottom outer wall is provided with a radially protruding annular locating lug boss 13.
Said installation component 2 comprises metal rolling spare 21, O-ring seal 22 and parent tube 3; Said O-ring seal 22 is set on the insulator 1 bottom outer wall, and is provided with in abutting connection with annular locating lug boss diapire 131; Said metal rolling spare 21 comprises and is used for O-ring seal 22 is pressed on pressure contact portion 211 on the annular locating lug boss diapire 131, is used to be set in the socket part 212 on the annular locating lug boss 13 and withholds the roll extrusion ring 213 on annular locating lug boss roof 132 through the roll extrusion mode; Said parent tube 3 comprise be used for roll extrusion part 21 welding or glued joint the weld part 31 that links to each other and with the weld part 31 one-body molded cannula portion of processing 32.
The roof of said parent tube 3 weld parts 31 is that the pressure contact portion 211 of a plane and metal rolling spare 21 is equipped with welding plane 100, and the weld part 31 of said parent tube 3 is fixedly linked with 211 welding of the pressure contact portion of metal rolling spare 21.
Said roll extrusion ring 213 is to form along 212 tops, inward direction roll extrusion said roll extrusion part 21 socket parts.
Said ceramic insulator 1 external wall of upper portion is provided with annular roll extrusion snapping portion 15, and said ceramic insulator 1 top is provided with groove 16, and the through hole 11 of said ceramic insulator 1 is positioned at this groove 16 centers; Said connector assembly 4 comprises gasket seal 41, bolt 42 and roll extrusion connector 43; Said gasket seal 41 centers are provided with open-work 411; Said bolt 42 comprises double-screw bolt 421 that is provided with the external screw thread district and the location division 422 that is positioned at double-screw bolt 421 1 sides; The location division 422 and the gasket seal 41 of said bolt 42 are arranged in groove 16, and said gasket seal 41 is between bolt 42 location divisions 422 and groove 16 diapires; Said roll extrusion connector 43 comprises the lid splenium 431 that is used to be crimped on bolt 42 location divisions 422, be used to be set in the socket part 432 on ceramic insulator 1 external wall of upper portion and be used for being crimped on the roll extrusion portion 433 in the annular roll extrusion snapping portion 15 on ceramic insulator 1 external wall of upper portion through the roll extrusion mode; Said lid splenium 431 centers are provided with open-work 434, and the double-screw bolt 421 of said bolt 42 passes this open-work 434 and exceeds roll extrusion connector 43.
Said bolt 42 also is provided with the wiring hole 423 that runs through double-screw bolt 421 and location division 422 along central axial direction; The open-work 434 of the open-work 411 of said wiring hole 423, gasket seal 41, roll extrusion connector 43 lid spleniums 431, the through hole 11 of ceramic insulator 1 are provided with one heart.
The shape of said groove 16 and bolt 42 location divisions 422 is the regular polygons that match, and present embodiment is selected regular hexagon for use.
The bottom of the roll extrusion portion 433 of said roll extrusion connector 43 by distortion in rolling to a roll extrusion snapping of projecting inward formation ring 435.
Present embodiment is because through adopting roll extrusion mode rational in infrastructure that metal installation base is fixed on the outer wall of ceramic insulator bottom, thereby effectively enhances productivity and the reliability of product quality.
Obviously, the above embodiment of the present invention only be for clearly the present invention is described and is done for example, and be not to be qualification to execution mode of the present invention.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that spirit of the present invention extended out and still are among protection scope of the present invention.
Claims (4)
1. ceramic binding post that is used for power capacitor comprises ceramic insulator (1) and is arranged on the installation component (2) of said ceramic insulator (1) bottom; Said ceramic insulator (1) is provided with through hole (11) along self central axis; The middle part outer wall of said insulator (1) is provided with a plurality of full skirts (12), and the outer wall of said insulator (1) bottom is provided with a radially protruding annular locating lug boss (13); Said installation component (2) comprises metal rolling spare (21) and O-ring seal (22); Said O-ring seal (22) is set on the outer wall of insulator (1) bottom, and is provided with in abutting connection with annular locating lug boss diapire (131); Said metal rolling spare (21) comprises and is used for O-ring seal (22) is pressed on pressure contact portion (211) on the annular locating lug boss diapire (131), is used to be set in the socket part (212) on the annular locating lug boss (13) and withholds the roll extrusion ring (213) on annular locating lug boss roof (132) through the roll extrusion mode; It is characterized in that: said installation component (2) also comprises parent tube (3); Said parent tube (3) comprise be used for roll extrusion part (21) welding or glued joint the weld part (31) that links to each other and with the one-body molded cannula portion of processing of weld part (31) (32).
2. the ceramic binding post that is used for power capacitor according to claim 1 is characterized in that: said roll extrusion ring (213) is to form along top, the said roll extrusion part of inward direction roll extrusion (21) socket part (212).
3. the ceramic binding post that is used for power capacitor according to claim 1 is characterized in that: the weld part (31) of said parent tube (3) is fixedly linked with the welding of the pressure contact portion (211) of metal rolling spare (21).
4. the ceramic binding post that is used for power capacitor according to claim 3 is characterized in that: the roof of said parent tube (3) weld part (31) is that the pressure contact portion (211) of a plane and metal rolling spare (21) is equipped with welding plane (100).
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410264649.4A CN104051087B (en) | 2012-03-31 | 2012-03-31 | Welding type ceramic wiring terminal for power capacitor |
| CN201210090575.8A CN102637523B (en) | 2012-03-31 | 2012-03-31 | Ceramic terminal for power capacitor |
| CN201410265294.0A CN104051152B (en) | 2012-03-31 | 2012-03-31 | Rolling ceramic binding post for power capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210090575.8A CN102637523B (en) | 2012-03-31 | 2012-03-31 | Ceramic terminal for power capacitor |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410264649.4A Division CN104051087B (en) | 2012-03-31 | 2012-03-31 | Welding type ceramic wiring terminal for power capacitor |
| CN201410265294.0A Division CN104051152B (en) | 2012-03-31 | 2012-03-31 | Rolling ceramic binding post for power capacitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102637523A true CN102637523A (en) | 2012-08-15 |
| CN102637523B CN102637523B (en) | 2014-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210090575.8A Active CN102637523B (en) | 2012-03-31 | 2012-03-31 | Ceramic terminal for power capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102637523B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1040108A (en) * | 1988-03-23 | 1990-02-28 | 日本碍子株式会社 | Lightening arrestor insulator and manufacture method thereof |
| CN101546636A (en) * | 2009-04-14 | 2009-09-30 | 王海龙 | A ceramic insulator device for high voltage capacitor |
| CN201655442U (en) * | 2010-02-11 | 2010-11-24 | 吴永德 | Rolling-assembled insulated sleeve |
| CN101916656A (en) * | 2010-07-15 | 2010-12-15 | 王海龙 | Power capacitor |
| CN202102821U (en) * | 2011-06-28 | 2012-01-04 | 西安德邦电工设备有限责任公司 | Electric appliance leading wire insulation sleeve |
-
2012
- 2012-03-31 CN CN201210090575.8A patent/CN102637523B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1040108A (en) * | 1988-03-23 | 1990-02-28 | 日本碍子株式会社 | Lightening arrestor insulator and manufacture method thereof |
| CN101546636A (en) * | 2009-04-14 | 2009-09-30 | 王海龙 | A ceramic insulator device for high voltage capacitor |
| CN201655442U (en) * | 2010-02-11 | 2010-11-24 | 吴永德 | Rolling-assembled insulated sleeve |
| CN101916656A (en) * | 2010-07-15 | 2010-12-15 | 王海龙 | Power capacitor |
| CN202102821U (en) * | 2011-06-28 | 2012-01-04 | 西安德邦电工设备有限责任公司 | Electric appliance leading wire insulation sleeve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102637523B (en) | 2014-08-27 |
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| ASS | Succession or assignment of patent right |
Owner name: QUZHOU POWER SUPPLY COMPANY OF STATE GRID ZHEJIANG Effective date: 20140715 Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: SUZHOU BAITENGTE TECHNOLOGY CO., LTD. Effective date: 20140715 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Wang Jun Inventor after: Mao Junqiang Inventor after: Zhou Jianqing Inventor after: Wu Yunfei Inventor after: Zhao Huisheng Inventor after: Jiang Yongbo Inventor after: Jiang Tao Inventor after: Wu Tao Inventor before: Hu Xiaoqing Inventor before: Shen Jun |
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Free format text: CORRECT: ADDRESS; FROM: 215121 SUZHOU, JIANGSU PROVINCE TO: 100031 XICHENG, BEIJING Free format text: CORRECT: INVENTOR; FROM: HU XIAOQING SHEN JUN TO: WANG JUN MAO JUNQIANG ZHOU JIANQING WU YUNFEI ZHAO HUISHENG JIANG YONGBO JIANG TAO WU TAO |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20140715 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: Quzhou electric company of State Grid Zhejiang Electric Power Company Applicant after: STATE GRID ZHEJIANG JIANGSHAN CITY POWER SUPPLY COMPANY Applicant after: Jiangshan Electric Power Development Co., Ltd. Address before: 215121 Suzhou Industrial Park, Jiangsu, South Road, a large harvest Plaza, room 1, room 809 Applicant before: Suzhou Beitengte Electronic Technology Co., Ltd. |
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