CN103269032A - Outdoor high-voltage solid insulation on-pole switch platform - Google Patents
Outdoor high-voltage solid insulation on-pole switch platform Download PDFInfo
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- CN103269032A CN103269032A CN 201310236839 CN201310236839A CN103269032A CN 103269032 A CN103269032 A CN 103269032A CN 201310236839 CN201310236839 CN 201310236839 CN 201310236839 A CN201310236839 A CN 201310236839A CN 103269032 A CN103269032 A CN 103269032A
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- switch platform
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Abstract
The invention discloses an outdoor high-voltage solid insulation on-pole switch platform, comprising a metallically sealed shell, wherein an epoxy resin and silicon rubber solid-sealed pole is arranged in the shell; a vacuum arc-extinguishing chamber and a cavity are arranged in the solid-sealed pole; a static contact of the vacuum arc-extinguishing chamber and a wire inlet end are fixedly connected in the solid-sealed pole; a moving contact of the vacuum arc-extinguishing chamber and a wire outlet end are softly connected in the cavity; an insulating pull rod is arranged in the cavity; the inner end of the insulating pull rod is connected with the moving contact; the outer end of the insulating pull rod is connected with a transmission mechanism; the outer end of the insulating pull rod and an outer port of the cavity are sealed through an insulating rubber piece; and a CT interface and/or a PT interface, a current transformer, a pressure sensor and the like are internally provided. The outdoor high-voltage solid insulation on-pole switch platform is small in size, low in cost, low in dangerousness, of a double anti-condensation structure and high in reliability. The outdoor high-voltage solid insulation on-pole switch platform is applicable to an on-pole circuit breaker and a load switch, can be adaptive with various types of operating mechanisms, and can meet the requirements of various power distribution automation schemes.
Description
Technical field
The present invention relates to a kind of circuit breaker and on-load switch, relate in particular to a kind of outdoor high-voltage solid insulation on-pole switch platform.
Background technology
On-pole switch (circuit breaker and on-load switch, be one of electric equipment that is most widely used in the electric power system down together), in order to satisfy different application demands, there be pole-mounted circuit breaker and the on-load switch of multiple pattern on the market, for example: ZW8, ZW20, ZW32, FZW28 etc.; These constructions of switch are different, and parts can not be general, and are inconsistent with the interface of operating mechanism, and switch can only be supporting with the operating mechanism of special use, and operating mechanism cannot exchange.
In the prior art, outdoor on-pole switch the condensation phenomenon occurs easily because environment is abominable, causes corrosion and insulation breakdown to lead to a disaster, and present solid insulation on-pole switch does not also have the product that fully main conductive circuit coated.In the present open air on the compression leg switch adopt SF6 gas or compound inslation (Gu envelope adds air insulation) mode more.It is big especially that SF6 gas electric property is influenced by impurity such as electric field uniformity coefficient and moisture and sealing property, quite strict to the requirement of hermetically-sealed construction, component structure and the quality of SF6 gas own, also exists and reveal hidden danger.In addition, SF6 gas does not meet environmental requirement, should limit use, finally stops using; Also there is defective in compound inslation at aspects such as volume, cost, anti-freezing dew.
Summary of the invention
The purpose of this invention is to provide that a kind of volume is little, cost is low, danger is low, reliability is high, the outdoor high-voltage solid insulation on-pole switch platform of thorough solid insulation.
The objective of the invention is to be achieved through the following technical solutions:
Outdoor high-voltage solid insulation on-pole switch platform of the present invention, the housing that comprises sealing, one side of described housing is provided with entrance bushing, the opposite side of described housing is provided with the outlet sleeve pipe, be provided with pole in the described housing, the inner of the inner of described entrance bushing and described outlet sleeve pipe is tightly connected with described pole respectively, be provided with vacuum interrupter and die cavity in the described pole, the fixed contact of described vacuum interrupter is fixedlyed connected in described pole with the end of incoming cables, the moving contact of described vacuum interrupter and leading-out terminal are flexible coupling in described die cavity, be provided with insulated tension pole in the described die cavity, the inner of described insulated tension pole is connected with described moving contact, the outer end of described insulated tension pole is connected with transmission mechanism, seals by electro-insulating rubber spare between the collar extension of the outer end of described insulated tension pole and described pole die cavity.
As seen from the above technical solution provided by the invention, the outdoor high-voltage solid insulation on-pole switch platform that the embodiment of the invention provides, owing to comprise the housing of sealing, be provided with pole in the housing, be provided with vacuum interrupter and die cavity in the pole, the fixed contact of vacuum interrupter is fixedlyed connected in pole with the end of incoming cables, moving contact and the leading-out terminal of vacuum interrupter are flexible coupling in die cavity, be provided with insulated tension pole in the die cavity, the inner of insulated tension pole is connected with moving contact, the outer end of insulated tension pole is connected with transmission mechanism, seal by electro-insulating rubber spare between the outer end of insulated tension pole and the collar extension of die cavity, main conductive circuit is enclosed in the pole for a full due, and volume is little, cost is low, dangerous low; Dual anti-condensation structure, the reliability height.Go for pole-mounted circuit breaker and on-load switch, the Switch main body of standard and modular design can adaptive polytype operating mechanism, satisfies the demand of multiple power distribution automation scheme.
Description of drawings
The structural representation of the outdoor high-voltage solid insulation on-pole switch platform that Fig. 1 provides for the embodiment of the invention.
Among the figure: 1, handle, 2, current transformer, 3, entrance bushing, 4, pole, 5, vacuum interrupter, 6, die cavity, 7, housing, 8, insulated tension pole, 9, the outlet sleeve pipe, 10, the built-in voltage transducer, 11, electro-insulating rubber spare, 12, built-in PT interface.
Embodiment
To be described in further detail the embodiment of the invention below.
Outdoor high-voltage solid insulation on-pole switch platform of the present invention, its preferable embodiment is:
The housing that comprises sealing, one side of described housing is provided with entrance bushing, the opposite side of described housing is provided with the outlet sleeve pipe, be provided with pole in the described housing, the inner of the inner of described entrance bushing and described outlet sleeve pipe is tightly connected with described pole respectively, be provided with vacuum interrupter and die cavity in the described pole, the fixed contact of described vacuum interrupter is fixedlyed connected in described pole with the end of incoming cables, the moving contact of described vacuum interrupter and leading-out terminal are flexible coupling in described die cavity, be provided with insulated tension pole in the described die cavity, the inner of described insulated tension pole is connected with described moving contact, the outer end of described insulated tension pole is connected with transmission mechanism, seals by electro-insulating rubber spare between the outer end of described insulated tension pole and the collar extension of described die cavity.
The material of described pole is epoxy resin and/or silicon rubber.
Described pole is provided with built-in CT interface and/or built-in PT interface.
Described built-in PT interface is located at the position of described leading-out terminal.
The position of end of incoming cables is provided with current transformer in the described housing.
Be provided with the built-in voltage transducer in the described outlet sleeve pipe.
Described housing is the metal seal casinghousing.
The top of described housing is provided with handle.
On-pole switch platform of the present invention goes for pole-mounted circuit breaker and on-load switch, can adaptive polytype operating mechanism, satisfy the demand of multiple (as current mode or voltage-type) power distribution automation scheme.
Specific embodiment, as shown in Figure 1:
The pole of on-pole switch platform, turnover thread casing, transmission mechanism and even whole Switch main body can adopt standardization, modularized design.Consideration and various operating mechanisms such as breaker spring motor drive mechanism, breaker spring man-operating mechanism, breaker permanent-magnet (containing monostable and bistable state) are not with manual closing mechanism, breaker permanent-magnet band manual closing mechanism, on-load switch voltage-type motor drive mechanism, on-load switch current mode motor drive mechanism, on-load switch man-operating mechanism etc. supporting on the structural design; Various operating mechanisms combine together with standardized Switch main body by the design of transmission flexibly.
Adopt the solid envelope mode of all insulation, adopt insulating material such as epoxy resin and silicon rubber to realize solid fully envelope, three poles are independent mutually, mould is simple, vacuum interrupter is enclosed in the pole admittedly, be flexible coupling, insulated tension pole is enclosed in the pole die cavity, insulated by rubber seal in die cavity and outlet sleeve pipe junction, with rubber parts moving component such as insulated tension pole are enclosed in the die cavity, 2 openends of rubber parts use the securing member press seal at the die cavity mouth of pole and an end of insulated tension pole respectively, the insulated tension pole end of rubber parts can move along with insulated tension pole when insulated tension pole is done the divide-shut brake motion, the galvanic circle is sealed in the pole and does not contact with the external world, thoroughly with pole and turnover thread casing main conductive circuit is sealed admittedly, has completely cut off outside moisture, dust, toys etc. enter, this is the first heavy anti-condensation measure, has guaranteed the dielectric strength of switch.
Housing is metal-closed assembly type, do not need the mould punching press, cost is low, housing is by sealing ring sealing gasket integral sealing, the pole integral sealing is in housing, and this is the second heavy anti-condensation measure, guarantees that thoroughly switch is not influenced by condensation, improved the switch reliability, made this switch platform be applicable to domestic any area.
Switch platform built-in current instrument transformer, and the voltage transformer interface of reservation all insulation can be realized that voltage transformer is built-in, and consider the design and installation of multiple sensors such as humiture, for intellectuality provides upgrading space and interface.Operating mechanism place housing is furnished with the waterproof aviation plug, can provide perfect various intelligent interfaces for this on-pole switch platform adapts to various intelligent power distribution automated systems.
Specific embodiment beneficial effect as follows:
General flatbed product, be applicable to pole-mounted circuit breaker and on-load switch (current mode or voltage-type), Switch main body can adaptive polytype operating mechanism, the user can be satisfied to the various requirement of switch operating mechanism, the demand of multiple (as current mode or voltage-type) power distribution automation scheme can be satisfied;
Design is not had oil, no SF6 gas, seals insulating Design admittedly entirely, and main conductive circuit is enclosed in the pole for a full due, and volume is little, and cost is low, no leakage of oil, gas leakage danger, no explosion hazard;
Dual anti-condensation design has improved the reliability of this switch platform, and this switch platform is applicable to domestic any area;
Perfect intelligentized design is reserved intelligentized updating space and interface.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claims.
Claims (8)
1. outdoor high-voltage solid insulation on-pole switch platform, it is characterized in that, the housing that comprises sealing, one side of described housing is provided with entrance bushing, the opposite side of described housing is provided with the outlet sleeve pipe, be provided with pole in the described housing, the inner of the inner of described entrance bushing and described outlet sleeve pipe is tightly connected with described pole respectively, be provided with vacuum interrupter and die cavity in the described pole, the fixed contact of described vacuum interrupter is fixedlyed connected in described pole with the end of incoming cables, the moving contact of described vacuum interrupter and leading-out terminal are flexible coupling in described die cavity, be provided with insulated tension pole in the described die cavity, the inner of described insulated tension pole is connected with described moving contact, and the outer end of described insulated tension pole is connected with transmission mechanism, seals by electro-insulating rubber spare between the outer end of described insulated tension pole and the collar extension of described die cavity.
2. outdoor high-voltage solid insulation on-pole switch platform according to claim 1 is characterized in that the material of described pole is epoxy resin and/or silicon rubber.
3. outdoor high-voltage solid insulation on-pole switch platform according to claim 2 is characterized in that described pole is provided with built-in CT interface and/or PT interface.
4. outdoor high-voltage solid insulation on-pole switch platform according to claim 3 is characterized in that described built-in PT interface is located at the position of described leading-out terminal.
5. according to each described outdoor high-voltage solid insulation on-pole switch platform of claim 4, it is characterized in that the position of end of incoming cables is provided with current transformer in the described housing.
6. outdoor high-voltage solid insulation on-pole switch platform according to claim 5 is characterized in that, is provided with voltage sensor in the described outlet sleeve pipe.
7. according to each described outdoor high-voltage solid insulation on-pole switch platform of claim 1 to 6, it is characterized in that described housing is the metal seal casinghousing.
8. outdoor high-voltage solid insulation on-pole switch platform according to claim 7 is characterized in that the top of described housing is provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310236839 CN103269032A (en) | 2013-06-14 | 2013-06-14 | Outdoor high-voltage solid insulation on-pole switch platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310236839 CN103269032A (en) | 2013-06-14 | 2013-06-14 | Outdoor high-voltage solid insulation on-pole switch platform |
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| CN103269032A true CN103269032A (en) | 2013-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201310236839 Pending CN103269032A (en) | 2013-06-14 | 2013-06-14 | Outdoor high-voltage solid insulation on-pole switch platform |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103944096A (en) * | 2014-03-12 | 2014-07-23 | 库柏爱迪生(平顶山)电子科技有限公司 | Outdoor pole top switch platform with zero-potential surface layer solid-sealed polar poles |
| CN105703248A (en) * | 2016-03-31 | 2016-06-22 | 国网山东省电力公司青岛供电公司 | Column switch insulated shielding structure |
| CN106710953A (en) * | 2015-08-03 | 2017-05-24 | 华电高科(北京)电气有限公司 | High-voltage outdoor vacuum switch with isolating switch |
| CN107887225A (en) * | 2017-11-15 | 2018-04-06 | 北京合纵科技股份有限公司 | One kind is without SF6 vacuum circuit breakers |
| CN109239439A (en) * | 2018-10-16 | 2019-01-18 | 国网江苏省电力有限公司南京供电分公司 | A kind of embedded-type electric pressure sensor |
| CN109449039A (en) * | 2018-11-26 | 2019-03-08 | 深圳供电局有限公司 | On-load switch |
| CN109545614A (en) * | 2018-12-20 | 2019-03-29 | 上海平高天灵开关有限公司 | A kind of pole of middle pressure Intelligent metal sealed switch equipment vacuum circuit breaker |
| CN111863508A (en) * | 2020-06-18 | 2020-10-30 | 上海置信智能电气有限公司 | One-time and two-time depth integrated circuit breaker on connection column |
| CN113224668A (en) * | 2021-02-26 | 2021-08-06 | 平高集团有限公司 | Box-sharing column switch and wire inlet and outlet sleeve thereof |
-
2013
- 2013-06-14 CN CN 201310236839 patent/CN103269032A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103944096A (en) * | 2014-03-12 | 2014-07-23 | 库柏爱迪生(平顶山)电子科技有限公司 | Outdoor pole top switch platform with zero-potential surface layer solid-sealed polar poles |
| CN106710953A (en) * | 2015-08-03 | 2017-05-24 | 华电高科(北京)电气有限公司 | High-voltage outdoor vacuum switch with isolating switch |
| CN105703248A (en) * | 2016-03-31 | 2016-06-22 | 国网山东省电力公司青岛供电公司 | Column switch insulated shielding structure |
| CN107887225A (en) * | 2017-11-15 | 2018-04-06 | 北京合纵科技股份有限公司 | One kind is without SF6 vacuum circuit breakers |
| CN109239439A (en) * | 2018-10-16 | 2019-01-18 | 国网江苏省电力有限公司南京供电分公司 | A kind of embedded-type electric pressure sensor |
| CN109449039A (en) * | 2018-11-26 | 2019-03-08 | 深圳供电局有限公司 | On-load switch |
| CN109449039B (en) * | 2018-11-26 | 2024-04-26 | 深圳供电局有限公司 | Load switch |
| CN109545614A (en) * | 2018-12-20 | 2019-03-29 | 上海平高天灵开关有限公司 | A kind of pole of middle pressure Intelligent metal sealed switch equipment vacuum circuit breaker |
| CN111863508A (en) * | 2020-06-18 | 2020-10-30 | 上海置信智能电气有限公司 | One-time and two-time depth integrated circuit breaker on connection column |
| CN113224668A (en) * | 2021-02-26 | 2021-08-06 | 平高集团有限公司 | Box-sharing column switch and wire inlet and outlet sleeve thereof |
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Application publication date: 20130828 |