CN203352037U - Outdoor high-voltage solid insulated column switch platform - Google Patents
Outdoor high-voltage solid insulated column switch platform Download PDFInfo
- Publication number
- CN203352037U CN203352037U CN 201320342737 CN201320342737U CN203352037U CN 203352037 U CN203352037 U CN 203352037U CN 201320342737 CN201320342737 CN 201320342737 CN 201320342737 U CN201320342737 U CN 201320342737U CN 203352037 U CN203352037 U CN 203352037U
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- Prior art keywords
- pole
- outdoor high
- switch platform
- voltage solid
- housing
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Abstract
The utility model discloses an outdoor high-voltage solid insulated column switch platform which comprises a metal sealed housing, wherein a epoxy resin and silicone rubber solid-sealed terminal post is disposed in the housing, a vacuum explosion chamber and a cavity are disposed in the solid-sealed terminal post, a static contact of the vacuum explosion chamber and a wire inlet terminal are fixedly connected in the solid-sealed terminal post, and a moving contact of the vacuum explosion chamber and a wire outlet terminal are flexibly connected in the cavity; and an insulated pull rod is disposed in the cavity, the inner end of the insulated pull rod is connected with the moving contact, the outer end of the insulated pull rod is connected with a transmission mechanism, and the outer end of the insulated pull rod and the outer opening of the cavity are sealed by an insulated rubber member. The outdoor high-voltage solid insulated column switch platform is also provided with a built-in CT interface and/or a PT interface, a current transformer and a pressure sensor and the like. The outdoor high-voltage solid insulated column switch platform is small in size, low in cost, low in risk, and high in reliability with a double condensation prevention structure. The outdoor high-voltage solid insulated column switch platform is applicable to column circuit breakers and load switches and is adapted to a plurality of types of operating mechanisms, and requirements for a plurality of distribution automation schemes can be satisfied.
Description
Technical field
The utility model relates to a kind of circuit breaker and on-load switch, relates 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, lower same) be one of electric equipment be most widely used in electric power system, in order to meet different application demands, there is pole-mounted circuit breaker and the on-load switch of multiple pattern on market, such as: ZW8, ZW20, ZW32, FZW28 etc.; These constructions of switch are different, and parts can not be general, inconsistent with the interface of operating mechanism, and switch can only be supporting with special-purpose operating mechanism, and operating mechanism cannot exchange.
In prior art, outdoor pole top switch, because environment is severe, the condensation phenomenon easily occurs, causes corrosion and insulation breakdown to lead to a disaster, and current solid insulation on-pole switch does not also have the product fully main conductive circuit coated.In current open air on compression leg switch adopt SF6 gas or compound inslation (sealing adds air insulation) mode more.It is large especially that SF6 gas electric property is affected by the 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 defect in compound inslation at aspects such as volume, cost, anti-dewings.
The utility model content
The purpose of this utility model 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 purpose of this utility model is achieved through the following technical solutions:
Outdoor high-voltage solid insulation on-pole switch platform of the present utility model, the housing that comprises sealing, one side of described housing is provided with entrance bushing, the opposite side of described housing is provided with outlet casing tube, be provided with pole in described housing, the inner of described entrance bushing and the inner of described outlet casing tube are tightly connected with described pole respectively, be provided with vacuum interrupter and die cavity in described pole, the fixed contact of described vacuum interrupter is fixedly connected with in described pole with 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 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, between the collar extension of the outer end of described insulated tension pole and described pole die cavity, by the electro-insulating rubber part, seal.
The technical scheme provided by above-mentioned the utility model can be found out, the outdoor high-voltage solid insulation on-pole switch platform that the utility model embodiment provides, due to the housing that comprises sealing, be provided with pole in housing, be provided with vacuum interrupter and die cavity in pole, the fixed contact of vacuum interrupter is fixedly connected with in pole with 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 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, between the outer end of insulated tension pole and the collar extension of die cavity, by the electro-insulating rubber part, seal, main conductive circuit is enclosed in pole for a full due, volume is little, cost is low, dangerous low, dual anti-dewfall structure, reliability is high.Go for pole-mounted circuit breaker and on-load switch, the Switch main body of standard and modular design, can adaptive polytype operating mechanism, meets the demand of multiple power distribution automation scheme.
The accompanying drawing explanation
The structural representation of the outdoor high-voltage solid insulation on-pole switch platform that Fig. 1 provides for the utility model embodiment.
In figure: 1, handle, 2, current transformer, 3, entrance bushing, 4, pole, 5, vacuum interrupter, 6, die cavity, 7, housing, 8, insulated tension pole, 9, outlet casing tube, 10, the built-in voltage transducer, 11, the electro-insulating rubber part, 12, built-in PT interface.
Embodiment
Below will be described in further detail the utility model embodiment.
Outdoor high-voltage solid insulation on-pole switch platform of the present utility model, its preferably embodiment be:
The housing that comprises sealing, one side of described housing is provided with entrance bushing, the opposite side of described housing is provided with outlet casing tube, be provided with pole in described housing, the inner of described entrance bushing and the inner of described outlet casing tube are tightly connected with described pole respectively, be provided with vacuum interrupter and die cavity in described pole, the fixed contact of described vacuum interrupter is fixedly connected with in described pole with 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 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, between the outer end of described insulated tension pole and the collar extension of described die cavity, by the electro-insulating rubber part, seal.
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.
In described housing, the position of end of incoming cables is provided with current transformer.
Be provided with the built-in voltage transducer in described outlet casing tube.
Described housing is the metal sealing housing.
The top of described housing is provided with handle.
On-pole switch platform of the present utility model, go for pole-mounted circuit breaker and on-load switch, can adaptive polytype operating mechanism, meet 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, inlet-outlet sleeve, transmission mechanism and even whole Switch main body, can adopt standardization, modularized design.On structural design, consider as breaker spring motor drive mechanism, breaker spring man-operating mechanism, breaker permanent-magnet (containing monostable and bistable state), not to be 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 with various operating mechanisms; Various operating mechanisms are by driven Design and standardized Switch main body combine together flexibly.
Adopt the sealing mode of all insulation, adopt the insulating material such as epoxy resin and silicon rubber to realize complete sealing, three poles are independent mutually, mould is simple, the vacuum interrupter sealing is in pole, be flexible coupling, insulated tension pole is enclosed in the pole die cavity, insulated by rubber seal in die cavity and outlet casing tube junction, with rubber parts, moving component is enclosed in die cavity as insulated tension pole, 2 openends of rubber parts use respectively the securing member press seal at the die cavity mouth of pole and an end of insulated tension pole, when insulated tension pole is done the divide-shut brake motion, the insulated tension pole end of rubber parts can move along with insulated tension pole, galvanic circle is sealed in pole and does not contact with the external world, thoroughly use pole and inlet-outlet sleeve by the main conductive circuit sealing, completely cut off outside moisture, dust, toys etc. enter, this is the first heavy anti-condensation measure, guaranteed the dielectric strength of switch.
Housing is metal-closed assembly type, do not need mould punching, 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, thoroughly guarantees that switch is not affected 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 reserved all insulation, can realize that voltage transformer is built-in, and consider the design and installation of the 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 various requirement of user to switch operating mechanism can be met, the demand of multiple (as current mode or voltage-type) power distribution automation scheme can be met;
Design without oil, without SF6 gas, full sealing insulating Design, main conductive circuit is enclosed in pole for a full due, and volume is little, and cost is low, without leakage of oil, gas leakage danger, without explosion hazard;
Dual anti-condensation design, improved the reliability of this switch platform, and this switch platform is applicable to domestic any area;
Perfect intelligentized design, reserved intelligentized updating space and interface.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement, within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claims.
Claims (8)
1. an 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 outlet casing tube, be provided with pole in described housing, the inner of described entrance bushing and the inner of described outlet casing tube are tightly connected with described pole respectively, be provided with vacuum interrupter and die cavity in described pole, the fixed contact of described vacuum interrupter is fixedly connected with in described pole with 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 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, between the outer end of described insulated tension pole and the collar extension of described die cavity, by the electro-insulating rubber part, seal.
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. outdoor high-voltage solid insulation on-pole switch platform according to claim 4, is characterized in that, in described housing, the position of end of incoming cables is provided with current transformer.
6. outdoor high-voltage solid insulation on-pole switch platform according to claim 5, is characterized in that, in described outlet casing tube, is provided with voltage sensor.
7. according to the described outdoor high-voltage solid insulation of claim 1 to 6 any one on-pole switch platform, it is characterized in that, described housing is the metal sealing housing.
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 201320342737 CN203352037U (en) | 2013-06-14 | 2013-06-14 | Outdoor high-voltage solid insulated column switch platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320342737 CN203352037U (en) | 2013-06-14 | 2013-06-14 | Outdoor high-voltage solid insulated column switch platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203352037U true CN203352037U (en) | 2013-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320342737 Expired - Lifetime CN203352037U (en) | 2013-06-14 | 2013-06-14 | Outdoor high-voltage solid insulated column switch platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203352037U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104599897A (en) * | 2015-02-09 | 2015-05-06 | 河北润志电气设备有限公司 | All-solid insulating vacuum circuit breaker |
| 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 |
| CN112233931A (en) * | 2020-09-23 | 2021-01-15 | 国网山东省电力公司潍坊供电公司 | Load switch device with PT (potential transformer) and installation construction method |
-
2013
- 2013-06-14 CN CN 201320342737 patent/CN203352037U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104599897A (en) * | 2015-02-09 | 2015-05-06 | 河北润志电气设备有限公司 | All-solid insulating vacuum circuit breaker |
| CN104599897B (en) * | 2015-02-09 | 2016-08-24 | 河北润志电气设备有限公司 | Solid insulation vacuum circuit breaker |
| 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 |
| CN112233931A (en) * | 2020-09-23 | 2021-01-15 | 国网山东省电力公司潍坊供电公司 | Load switch device with PT (potential transformer) and installation construction method |
| CN112233931B (en) * | 2020-09-23 | 2023-09-29 | 国网山东省电力公司潍坊供电公司 | Load switch device with PT and installation construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131218 |