CN201689761U - Capacitance type transformer sleeve - Google Patents
Capacitance type transformer sleeve Download PDFInfo
- Publication number
- CN201689761U CN201689761U CN2010202003444U CN201020200344U CN201689761U CN 201689761 U CN201689761 U CN 201689761U CN 2010202003444 U CN2010202003444 U CN 2010202003444U CN 201020200344 U CN201020200344 U CN 201020200344U CN 201689761 U CN201689761 U CN 201689761U
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- China
- Prior art keywords
- flange
- insulator
- sleeve pipe
- conservator
- joint
- 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 relates to a capacitance type transformer sleeve which is composed of the following components: a conductive busbar, a cap, an oil conservator, a sleeve, an insulator, a flange, a shielding sleeve and a conductive pipe. The shielding sleeve is fixedly equipped on the flange. The lower part of the shielding sleeve is provided with a voltage equalizing ball. The conductive pipe is inserted into the inner chamber of the shielding sleeve. The sleeve is sleeved at the periphery of the conductive pipe. The insulator is sleeved at the periphery of the sleeve. The lower end of the insulator is connected with the flange. The upper part of the insulator is connected with the oil conservator. A joint is provided on the oil conservator and is connected with the conductive busbar. The periphery of the joint is provided with the cap connected with the oil conservator. As an oil cup observation window is provided on the oil conservator, the observation for the insulation oil in the sleeve is facilitated. As a disc spring is provided, close contact between the conductive pipe and the oil conservator is caused. A test tap is provided on the flange for facilitating the test. The flange is provided with a plurality of fixing grooves and is combined with a sealing ring so that the insulator is reliably fixed. The test tap is provided with a grounding base thereby facilitating overall grounding.
Description
Technical field
The utility model relates to a kind of bushing shell for transformer, specifically a kind of capacitive transformer sleeve pipe.
Background technology
Relevant by retrieval patent documentation does not retrieve the capacitive transformer sleeve pipe identical with the utility model structure at present as yet.Existing its main insulation of oil-impregnated paper condenser type transformer bushing of using generally adopts the oil-paper capacitor body, after vacuumize, soaks through vacuum in transformer and forms.Though this class formation has excellent elasticity, but also because reasons in structure, make it be prone to seepage, greasy dirt and problem such as dye, and after operation a period of time because variation of temperature, be prone to gathering of gas and medium, this moment is if carry out interruption maintenance, then maintenance cost is higher, and influence electricity consumption, maintenance cost is higher, make the use of existing capacitive transformer sleeve pipe be subjected to certain influence and restriction, so be necessary existing capacitive transformer sleeve pipe is improved, to better meet the needs of production.
Summary of the invention
The purpose of this utility model is that a kind of improvement on existing capacitive transformer sleeve pipe basis will be provided, and has good seal performance, can in time detect, control the oil sample in the sleeve pipe, has compact conformation, capacitive transformer sleeve pipe that maintenance is few.
Technical characterictic of the present utility model is: be designed to be fixed with shielded tube by busbar, with the capacitive transformer sleeve pipe that army cap, joint, conservator, sleeve pipe, insulator, flange, shielded tube, insulating cylinder, voltage equalizing ball, contact tube are formed on flange on good seal performance, the basis easy to detect considering; Bottom at shielded tube is provided with voltage equalizing ball; In the inner chamber of shielded tube, be fitted with contact tube; Outer race at contact tube is equipped with sleeve pipe, in the sleeve pipe outer race insulator is housed; The lower end of insulator is connected with flange, and the top of insulator is connected with conservator; Be provided with joint on conservator, joint is connected with busbar; Be provided with in the periphery of joint be connected with conservator with army cap; Conservator is provided with the lubricating cup inspection hole, and the butterfly spring in the conservator contacts with contact tube; In the space of contact tube and the formation of insulator inner chamber, inject insulating oil.
Described conservator is made up of lubricating cup inspection hole, butterfly spring, case, and its case is an alloy aluminum after surface sand-blasting is handled again through the housing of anti-oxidant treatment.
Described flange is made up of flange seat, test tap, sealing ring, fuel outlet valve, and the test tap is packed on the flange seat, and fuel outlet valve is arranged on the flange seat; Described test tap is the test tap of the field intensity on the electric capacity, dielectric loss, shielded tube that is used in the measuring transformer sleeve pipe.
Described flange seat is provided with the holddown groove that is used for fixing insulator.
Described test tap is made up of grounding base, banded fingertip, measurement joint, sealing ring, insulating base, insulating base is connected with grounding base, measuring joint is connected with shielded tube, grounding base is tightly connected mutually with flange seat, and seal by sealing ring, on the measurement joint, be provided with banded fingertip, and banded fingertip is contacted with grounding base.
Described flange is an alloy aluminum after surface sand-blasting is handled again through the cast aluminium member of anti-oxidant treatment.
Described shielded tube adopts the cable paper of wide format to twine, and forms the socket that electric field strength is optimized.
During installation, the capacitive transformer sleeve pipe is installed on the transformer, and is connected with transformer by hold-down bolt.When the insulating oil in the sleeve pipe expanded along with variation of temperature, then insulating oil was done the certain height variation in conservator.Contact tube is provided with shielded tube outward and its objective is that the Electric Field Distribution for the homogenizing contact tube is provided with; Flange is provided with the test tap and its objective is for the ease of the electric field of test around the shielded tube and be provided with.
The utility model has the advantages that:, the insulating oil in the sleeve pipe is observed thereby made things convenient for because conservator is provided with the lubricating cup inspection hole; Since be provided with butterfly spring and seal contact mutually with contact tube, thus the sealing property in the seal cavity that has guaranteed to form, and contact tube is closely contacted with conservator; Because flange is provided with the test tap, thereby has made things convenient for test; Owing to be provided with fuel outlet valve, thereby can extract oil sample easily, the insulating oil performance in the monitoring sleeve; Because flange is provided with several holddown groove and combines with sealing ring, thereby make insulator fixing reliable; Because being connected between test tap and the flange seat is reliable, compact, thereby has made things convenient for performance test; Owing to be provided with grounding base in the test tap, thereby make integral ground convenient; Owing to rational in infrastructure, convenient test, dependable performance, so very big practical and popularizing value is arranged.
Description of drawings
Below with reference to accompanying drawing the utility model is further described:
Accompanying drawing 1 is the structural representation of the utility model capacitive transformer sleeve pipe;
Accompanying drawing 3 is partial structurtes schematic diagrames of flange seat part.
Embodiment
With reference to accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, capacitive transformer sleeve pipe of the present utility model, it is by busbar 1, form army cap 2, joint 3, conservator 4, sleeve pipe 5, insulator 6, flange 7, shielded tube 8, insulating cylinder 9, voltage equalizing ball 10, contact tube 11, on flange 7, be fixed with shielded tube 8, described flange 7 is made up of flange seat 71, test tap 72, sealing ring 73, fuel outlet valve 74, flange 7 be alloy aluminum after the surface sand-blasting processing again through the cast aluminium member of anti-oxidant treatment.Test tap 72 is packed on the flange seat 71, and fuel outlet valve 74 is arranged on the flange seat 71; Flange seat 71 is provided with the holddown groove 71a that is used for fixing insulator 6; Test tap 72 is one to be used for the oil sample in the measuring transformer sleeve pipe, the test tap of the field intensity on the shielded tube, test tap 72 is made up of grounding base 721, banded fingertip 722, measurement joint 723, sealing ring 724, insulating base 725, insulating base 725 is connected with grounding base 721, measuring joint 723 is connected with shielded tube 8, grounding base 721 is tightly connected mutually with flange seat 71, and seal by sealing ring 724, on measurement joint 723, be provided with banded fingertip 722, and banded fingertip 722 is contacted with grounding base 721; Be provided with voltage equalizing ball 10 in the bottom of shielded tube 8; Be fitted with contact tube 11 in the inner chamber of shielded tube 8, described shielded tube 8 adopts the cable paper of wide format to twine, and forms the socket that electric field strength is optimized; Outer race at contact tube 11 is equipped with sleeve pipe 5, in sleeve pipe 5 outer race insulator 6 is housed; The lower end of insulator 6 is connected with flange 7, and the top of insulator 6 is connected with conservator 4; Be provided with joint 3 on conservator 4, joint 3 is connected with busbar 1; Be provided with in the periphery of joint 3 be connected with conservator 4 with army cap 2; Conservator 4 is provided with lubricating cup inspection hole 41, and conservator 4 is made up of lubricating cup inspection hole 41, butterfly spring 42, case 43, and its case 43 is an alloy aluminum after surface sand-blasting is handled again through the housing of anti-oxidant treatment, and the butterfly spring 42 in the conservator 4 contacts with contact tube 11; In the space that contact tube 11 and insulator 6 inner chambers form, inject insulating oil.
Claims (7)
1. capacitive transformer sleeve pipe, it is characterized in that: be fixed with shielded tube (8) on flange (7) by busbar (1), army cap (2), joint (3), conservator (4), sleeve pipe (5), insulator (6), flange (7), shielded tube (8), insulating cylinder (9), voltage equalizing ball (10), contact tube (11) are formed; Be provided with voltage equalizing ball (10) in the bottom of shielded tube (8); In the inner chamber of shielded tube (8), be fitted with contact tube (11); Outer race at contact tube (11) is equipped with sleeve pipe (5), in sleeve pipe (5) outer race insulator (6) is housed; The lower end of insulator (6) is connected with flange (7), and the top of insulator (6) is connected with conservator (4); Be provided with joint (3) on conservator (4), joint (3) is connected with busbar (1); Be provided with in the periphery of joint (3) be connected with conservator (4) with army cap (2); Conservator (4) is provided with lubricating cup inspection hole (41), and the butterfly spring (42) in the conservator (4) contacts with contact tube (11); In the space that contact tube (11) and insulator (6) inner chamber form, inject insulating oil.
2. capacitive transformer sleeve pipe according to claim 1, it is characterized in that: described conservator (4) is made up of lubricating cup inspection hole (41), butterfly spring (42), case (43), and its case (43) is an alloy aluminum after surface sand-blasting is handled again through the housing of anti-oxidant treatment.
3. capacitive transformer sleeve pipe according to claim 1, it is characterized in that: described flange (7) is made up of flange seat (71), test tap (72), sealing ring (73), fuel outlet valve (74), test tap (72) is packed on the flange seat (71), and fuel outlet valve (74) is arranged on the flange seat (71); Described test tap (72) is one to be used for the oil sample in the measuring transformer sleeve pipe, the test tap of the field intensity on the shielded tube.
4. according to claim 1 or 3 described capacitive transformer sleeve pipes, it is characterized in that: described flange seat (71) is provided with the holddown groove (71a) that is used for fixing insulator (6).
5. according to claim 1 or 3 described capacitive transformer sleeve pipes, it is characterized in that: described test tap (72) is by grounding base (721), banded fingertip (722), measure joint (723), sealing ring (724), insulating base (725) is formed, insulating base (725) is connected with grounding base (721), measuring joint (723) is connected with shielded tube (8), grounding base (721) is tightly connected mutually with flange seat (71), and seal by sealing ring (724), on measurement joint (723), be provided with banded fingertip (722), and banded fingertip (722) is contacted with grounding base (721).
6. capacitive transformer sleeve pipe according to claim 1 is characterized in that: described flange (7) for alloy aluminum after surface sand-blasting is handled again through the cast aluminium member of anti-oxidant treatment.
7. capacitive transformer sleeve pipe according to claim 1 is characterized in that: described shielded tube (8) adopts the cable paper of wide format to twine, and forms the socket that electric field strength is optimized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202003444U CN201689761U (en) | 2010-05-17 | 2010-05-17 | Capacitance type transformer sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202003444U CN201689761U (en) | 2010-05-17 | 2010-05-17 | Capacitance type transformer sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201689761U true CN201689761U (en) | 2010-12-29 |
Family
ID=43378040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202003444U Expired - Fee Related CN201689761U (en) | 2010-05-17 | 2010-05-17 | Capacitance type transformer sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201689761U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102412053A (en) * | 2010-09-21 | 2012-04-11 | 江苏思源赫兹互感器有限公司 | Capacitive transformer bushing |
| CN103093943A (en) * | 2011-11-01 | 2013-05-08 | 江苏思源赫兹互感器有限公司 | Transformer bushing |
| CN103456473A (en) * | 2013-09-11 | 2013-12-18 | 江苏智达高压电气有限公司 | Integral type oil-paper high-voltage bushing |
| CN105070493A (en) * | 2015-09-08 | 2015-11-18 | 无锡希恩电气有限公司 | Compound high-pressure insulator |
| CN105469957A (en) * | 2015-12-28 | 2016-04-06 | 南京电气高压套管有限公司 | Vacuum resin impregnated fiber explosion-proof oil paper condenser-type bushing |
| EP3336860A4 (en) * | 2015-08-11 | 2019-03-20 | Jiangsu Shemar Electric Co., Ltd. | Insulation pipe and insulation sleeve with such insulation pipe |
| WO2020199943A1 (en) * | 2019-04-01 | 2020-10-08 | 江苏神马电力股份有限公司 | Transformer bushing |
| CN111758139A (en) * | 2017-12-07 | 2020-10-09 | Abb电网瑞士股份公司 | Condenser bushing, transformer and method for producing a condenser bushing |
| RU2787844C1 (en) * | 2019-04-01 | 2023-01-13 | Цзянсу Шимер Электрик Ко., Лтд. | Transformer bushing |
-
2010
- 2010-05-17 CN CN2010202003444U patent/CN201689761U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102412053A (en) * | 2010-09-21 | 2012-04-11 | 江苏思源赫兹互感器有限公司 | Capacitive transformer bushing |
| CN103093943A (en) * | 2011-11-01 | 2013-05-08 | 江苏思源赫兹互感器有限公司 | Transformer bushing |
| CN103456473A (en) * | 2013-09-11 | 2013-12-18 | 江苏智达高压电气有限公司 | Integral type oil-paper high-voltage bushing |
| CN103456473B (en) * | 2013-09-11 | 2016-01-20 | 江苏智达高压电气有限公司 | A kind of integral type oil-paper bushing |
| EP3336860A4 (en) * | 2015-08-11 | 2019-03-20 | Jiangsu Shemar Electric Co., Ltd. | Insulation pipe and insulation sleeve with such insulation pipe |
| US10468162B2 (en) | 2015-08-11 | 2019-11-05 | Jiangsu Shemar Electric Co., Ltd. | Insulation pipe and insulation sleeve with such insulation pipe |
| CN105070493A (en) * | 2015-09-08 | 2015-11-18 | 无锡希恩电气有限公司 | Compound high-pressure insulator |
| CN105070493B (en) * | 2015-09-08 | 2017-01-18 | 无锡希恩电气有限公司 | Compound high-pressure insulator |
| CN105469957B (en) * | 2015-12-28 | 2018-04-24 | 南京电气高压套管有限公司 | Vacuum glue soaks fiber explosion-proof type Oil-impregnated Paper Condenser Bushing in History |
| CN105469957A (en) * | 2015-12-28 | 2016-04-06 | 南京电气高压套管有限公司 | Vacuum resin impregnated fiber explosion-proof oil paper condenser-type bushing |
| CN111758139A (en) * | 2017-12-07 | 2020-10-09 | Abb电网瑞士股份公司 | Condenser bushing, transformer and method for producing a condenser bushing |
| CN111758139B (en) * | 2017-12-07 | 2021-09-24 | Abb电网瑞士股份公司 | Condenser bushing, transformer and method for producing a condenser bushing |
| WO2020199943A1 (en) * | 2019-04-01 | 2020-10-08 | 江苏神马电力股份有限公司 | Transformer bushing |
| RU2787844C1 (en) * | 2019-04-01 | 2023-01-13 | Цзянсу Шимер Электрик Ко., Лтд. | Transformer bushing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20160517 |