CN101916688A - Totally shielded touchable vacuum circuit breaker used on outdoor column - Google Patents
Totally shielded touchable vacuum circuit breaker used on outdoor column Download PDFInfo
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- CN101916688A CN101916688A CN2010102522652A CN201010252265A CN101916688A CN 101916688 A CN101916688 A CN 101916688A CN 2010102522652 A CN2010102522652 A CN 2010102522652A CN 201010252265 A CN201010252265 A CN 201010252265A CN 101916688 A CN101916688 A CN 101916688A
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Abstract
The invention discloses a totally shielded touchable vacuum circuit breaker used on an outdoor column, and relates to a power transmission and transformation device. The vacuum circuit breaker comprises a box body, an insulated sleeve and an isolating switch, wherein three three-phase independent totally shielded touchable switch bodies are arranged in the box body, the totally shielded touchable switch bodies are transversely and horizontally arranged in the box body and fixedly connected with the box body through bolts, two outlet conductive joints on the totally shielded touchable switch bodies upwards pass through the box body and then are externally connected with the insulated sleeve, and the totally shielded touchable switch bodies are made of environment-friendly material which is modified by macromolecules taking ethylene propylene diene rubber as a main body and can be regenerated and reused; and by enhancing the sealing property and insulating property between the box body and the insulated sleeve, the whole vacuum circuit breaker has the advantages of high impedance, high density, high pressure resistance, high impact resistance, high and low temperature resistance, high ageing resistance and extremely low water absorbability. Meanwhile, the shell is made of aluminum alloy material, so the high-current circuit breaker does not produce vortex and does not produce temperature rise in normal operation.
Description
Technical field
The present invention relates to the power transmission and transformation switchgear, specifically is the tangibly vacuum circuit-breaker of installing on a kind of post out of doors of full-shield.
Background technology
Continuous development along with national economy, electric network composition and part throttle characteristics are complicated day by day, be connected the power load of electric power system simultaneously, very easily be subjected to influence from electric power system disturbance in short-term, the phenomenon that jumps as electric voltage dropping and voltage, thereby strict further requirement has been proposed for the quality of power supply and operational reliability.So needs adopt, and protectiveness device high-pressure vacuum breaker closes at short notice, separating brake.Present high-pressure vacuum breaker because of its arc-extinguishing medium and arc extinguishing after the dielectric in contact gap all be that high vacuum is gained the name, have volume little, in light weight, be applicable to the advantage that frequent operation, arc extinction performance are excellent, need not overhaul, in power distribution network, use comparatively universally, mainly comprise three parts vacuum interrupter, electromagnetism or spring operating mechanism, support and other parts.
Make a general survey of the vacuum circuit-breaker that occurs on the market and all be adopt vacuum switch tube is housed insulating sleeve (Switch main body) up, casing and support are installed in below at insulating sleeve (Switch main body), manual divide-shut brake handle (being spring operating mechanism) and terminal box are set in the casing, the position in space is provided with the lifting hook between the insulating sleeve (Switch main body), by the lifting hook vacuum circuit-breaker is placed in open air (referring to shown in Figure 1).But in long-term the use, there are some problems, mainly insulating sleeve (Switch main body) is above whole vacuum circuit-breaker, running into boisterous the time, such as long-term accumulated snow and long-term sunlight direct projection, accumulated snow can destroy the stability of insulating sleeve (Switch main body), it is aging that the seal washer that is provided with in the contact site of insulating sleeve (Switch main body) and casing is quickened in the direct projection meeting of sunlight, and then shortening vacuum circuit-breaker useful life, will cause potential safety hazard.
Summary of the invention
Technical problem solved by the invention is to provide a kind of Stability Analysis of Structures, favorable sealing property, the tangible vacuum circuit-breaker of installing on can outdoor post of full-shield.
Technical problem solved by the invention realizes by the following technical solutions:
A kind of tangible vacuum circuit-breaker of full-shield of installing on the outdoor post of being used for comprises casing and insulating sleeve, and described insulating sleeve is positioned at the top of casing, and with the end line outlet of described insulating sleeve and incoming line up, afterbody is fixedlyed connected with casing,
Also comprise isolating switch, isolating switch is by isolating macro-axis, isolated insulation pillar and isolating contact knife and form, and an end of isolated insulation pillar links to each other by transmission arm with the isolation macro-axis, and the other end links to each other with the isolation contact knife, it is characterized in that:
What be provided with in the described casing is the independently tangibly Switch main bodies of full-shield of three three-phases, the tangibly Switch main body of described full-shield is horizontal being arranged in the casing laterally, fixedly connected with casing by bolt, external insulating sleeve after two outlet conductive contacts on the tangibly Switch main body of described full-shield are upward through casing, and can be connected with cable, described casing adopts the aluminium condensation material to make.
The tangibly Switch main body of described full-shield is made by the macromolecule modified renewable reusable environment-friendly materials that based on ethylene-propylene diene copolymer are main body.
A protruding insulated tension pole in the tangibly Switch main body of described full-shield, connect a mechanism driving coupling arrangement by insulated tension pole, described mechanism driving jockey drives the vacuum switch tube of insulated tension pole between two outlet conductive contacts and makes opening and closing movement when work, and then the separation of the vacuum switch tube between the interior outlet conductive contact of the tangibly Switch main body of control full-shield and the switching of operating state.
The tangibly Switch main body of described full-shield, insulated tension pole and mechanism driving coupling arrangement all are arranged in the casing.
The contact position of and full-shield tangibly Switch main body protruding at described insulated tension pole is provided with a C type seal-moving spare, is used for the overall tightness between the tangibly Switch main body of reinforced insulation pull bar and full-shield.
Further technical scheme of the present invention is, the tangibly Switch main body of described full-shield can adopt the cross full-shield Switch main body that goes out wire terminal, at the other end joint of described two outlet conductive contact correspondences external power supply voltage transformer or zero sequential potential transformer, voltage transformer and zero sequential potential transformer are attached to the tangible vacuum circuit-breaker of this full-shield bottom by another casing.
Also be provided with ring current transformer and zero sequence current mutual inductor at described insulating sleeve with the Switch main body junction, current transformer is positioned at the inside of casing.
Described insulating sleeve is provided with the rubber washer of sealing usefulness in the junction with casing.
The invention has the beneficial effects as follows that the tangibly Switch main body of full-shield made by the macromolecule modified renewable reusable environment-friendly materials that based on ethylene-propylene diene copolymer are main body, and by having strengthened sealing and the insulating properties between casing and the insulating sleeve, make whole vacuum circuit-breaker, have high impedance, high density, high withstand voltage, high-impact, high-and low-temperature resistance, high ageing-resistant, the extremely low advantage of water absorption.Shell adopts the aluminium condensation material simultaneously, can not produce eddy current to the circuit breaker of big electric current, can not produce temperature rise in normal fortune.
Description of drawings
Fig. 1 is this existing vacuum circuit breaker constructions schematic diagram;
Fig. 2 is the tangible vacuum circuit breaker constructions schematic diagram of full-shield of the present invention;
Fig. 3 is a side schematic view among Fig. 2;
Fig. 4 is the cross tangible vacuum circuit breaker constructions schematic diagram of full-shield that goes out the full-shield Switch main body of wire terminal in the further technical scheme;
1-casing, 2-insulating sleeve, 3-isolating switch, 31-isolate macro-axis, 32-isolated insulation pillar, 33-isolation contact knife, 34-transmission arm, 4-Switch main body, 41,41 '-the first outlet conductive contact, 42,42 '-the second outlet conductive contacts, 43-insulated tension pole, 5-mechanism driving coupling arrangement, 6-voltage transformer and zero sequential potential transformer, 7-current transformer and zero sequence current mutual inductor among the figure.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
As Fig. 2, shown in Figure 3, a kind of tangible vacuum circuit-breaker of full-shield that can be used on the outdoor post, comprise casing 1 and insulating sleeve 2, insulating sleeve 2 is positioned at the top of casing 1, and up with the end line outlet of insulating sleeve 2 and incoming line, afterbody is fixedlyed connected with casing 1, also comprise isolating switch 3, isolating switch 3 is by isolating macro-axis 31, isolated insulation pillar 32 and isolation contact knife 33 are formed, one end of isolated insulation pillar 32 links to each other by transmission arm 34 with isolation macro-axis 31, the other end links to each other with isolation contact knife 33, what install in casing 1 is the independently tangibly Switch main bodies 4 of full-shield of three three-phases, tangibly Switch main body 4 horizontal horizontal being placed in the casing 1 of full-shield, fixedly connected with casing 1 by bolt, the first outlet conductive contact 41 on the tangibly Switch main body 4 of full-shield and the second outlet conductive contact 42 are upward through the external insulating sleeve 2 in casing 1 back, and wherein casing 1 adopts the aluminium condensation material to make.Circuit breaker to big electric current can not produced eddy current, can not produce temperature rise in normal fortune.
The tangibly Switch main body 4 of full-shield is made by the macromolecule modified renewable reusable environment-friendly materials that based on ethylene-propylene diene copolymer are main body, has high impedance, high density, high withstand voltage, high-impact, high-and low-temperature resistance, high ageing-resistant, the extremely low advantage of water absorption.
Simultaneously in casing 1, a protruding insulated tension pole 43 in the tangibly Switch main body 4 of full-shield, connect a mechanism driving coupling arrangement 5 by insulated tension pole 43, mechanism driving jockey 5 when work drive insulated tension pole 43 between the first outlet conductive contact 41 and the second outlet conductive contact 42 to full-shield the vacuum switch tube tangibly Switch main body 4 in make opening and closing movement, and then the separation of the tangibly Switch main body 4 interior vacuum switch tubes of control full-shield and the switching of operating state.
Here the tangibly Switch main body 4 of full-shield, insulated tension pole 43 and mechanism driving coupling arrangement 5 all are mounted in the casing 1, in order to satisfy whole sealing and insulating properties.Simultaneously the contact position of the protruding and tangibly Switch main body 4 of full-shield of insulated tension pole 43 is also installed a C type seal-moving spare, further the overall tightness between reinforced insulation pull bar and the tangibly Switch main body of full-shield.
As shown in Figure 4, further technical scheme of the present invention is, the tangibly Switch main body 4 of full-shield can adopt the cross full-shield Switch main body 4 that goes out wire terminal ', the cross full-shield Switch main body 4 that goes out wire terminal ' on include two first outlet conductive contacts 41,41 ' and two second outlet conductive contacts 42,42 ', like this at the first outlet conductive contact 41 and the second outlet conductive contact 42 respectively with after insulating sleeve 2 is connected, the first outlet conductive contact 41 of cross corresponding end ' and the second outlet conductive contact 42 ' difference external voltage instrument transformer and zero sequential potential transformer 6.Voltage transformer and zero sequential potential transformer 6 are attached to the tangible vacuum circuit-breaker of this full-shield bottom by another casing.Insulating sleeve 2 is also being installed current transformer and zero sequence current mutual inductor 7 with Switch main body 4 ' junction simultaneously, and current transformer and zero sequence current mutual inductor 7 also are positioned at the inside of casing.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (7)
1. the tangible vacuum circuit-breaker of full-shield that is used on the outdoor post comprises casing and insulating sleeve, and described insulating sleeve is positioned at the top of casing, and with the end line outlet of described insulating sleeve and incoming line up, root is fixedlyed connected with casing,
Also comprise isolating switch, isolating switch is by isolating macro-axis, isolated insulation pillar and isolating contact knife and form, and an end of isolated insulation pillar links to each other by transmission arm with the isolation macro-axis, and the other end links to each other with the isolation contact knife, it is characterized in that:
What be provided with in the described casing is the independently tangibly Switch main bodies of full-shield of three three-phases, the tangibly Switch main body of described full-shield is horizontal being arranged in the casing laterally, fixedly connected with casing by bolt, external insulating sleeve after two outlet conductive contacts on the tangibly Switch main body of described full-shield are upward through casing, described casing adopt the aluminium condensation material to make.
2. according to the tangible vacuum circuit-breaker of the described full-shield of claim 1, it is characterized in that: the tangibly Switch main body of full-shield is made by the macromolecule modified renewable reusable environment-friendly materials that based on ethylene-propylene diene copolymer are main body.
3. according to the tangible vacuum circuit-breaker of the described full-shield of claim 1, it is characterized in that: a protruding insulated tension pole in the tangibly Switch main body of described full-shield, connect a mechanism driving coupling arrangement by insulated tension pole, described mechanism driving jockey when work drive insulated tension pole between two outlet conductive contacts to full-shield the vacuum switch tube in the tangibly Switch main body make opening and closing movement.
4. according to the tangible vacuum circuit-breaker of the described full-shield of claim 3, it is characterized in that: the tangibly Switch main body of described full-shield, insulated tension pole and mechanism driving coupling arrangement all are arranged in the casing.
5. according to the tangible vacuum circuit-breaker of the described full-shield of claim 3, it is characterized in that: the contact position of the protruding and tangibly Switch main body of full-shield of described insulated tension pole is provided with a C type seal-moving spare.
6. according to the tangible vacuum circuit-breaker of the described full-shield of claim 1, it is characterized in that: the tangibly Switch main body of described full-shield can adopt the cross full-shield Switch main body that goes out wire terminal, other end joint external power supply voltage transformer or zero sequential potential transformer in the described first outlet conductive contact and the second outlet conductive contact correspondence, insulating sleeve also is being provided with current transformer and zero sequence current mutual inductor with the Switch main body junction, current transformer and zero sequence current mutual inductor are positioned at the inside of casing, and voltage transformer and zero sequential potential transformer are attached to the tangible vacuum circuit-breaker of this full-shield bottom by another casing.
7. according to claim 1 or the tangible vacuum circuit-breaker of 6 described full-shields, it is characterized in that: described insulating sleeve is provided with the rubber washer of sealing usefulness in the junction with casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102522652A CN101916688A (en) | 2010-08-06 | 2010-08-06 | Totally shielded touchable vacuum circuit breaker used on outdoor column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102522652A CN101916688A (en) | 2010-08-06 | 2010-08-06 | Totally shielded touchable vacuum circuit breaker used on outdoor column |
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| Publication Number | Publication Date |
|---|---|
| CN101916688A true CN101916688A (en) | 2010-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102522652A Pending CN101916688A (en) | 2010-08-06 | 2010-08-06 | Totally shielded touchable vacuum circuit breaker used on outdoor column |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280300A (en) * | 2011-05-23 | 2011-12-14 | 宏秀电气(安徽)有限公司 | Touchable high-voltage breaker |
| CN103956294A (en) * | 2014-04-28 | 2014-07-30 | 宁波兴邦电器有限公司 | Solid-encapsulation insulation outdoor high-voltage switchgear |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4417111A (en) * | 1980-02-20 | 1983-11-22 | Hitachi, Ltd. | Three-phase combined type circuit breaker |
| CN2391296Y (en) * | 1999-09-07 | 2000-08-09 | 浙江华仪电器集团有限公司 | Outdoor high voltage vacuum circuit breaker |
| CN2537612Y (en) * | 2002-01-29 | 2003-02-26 | 崔德兴 | Vacuum breaker for railway power traction |
| CN201364853Y (en) * | 2009-01-13 | 2009-12-16 | 华仪电气股份有限公司 | Touchable vacuum circuit breaker |
-
2010
- 2010-08-06 CN CN2010102522652A patent/CN101916688A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4417111A (en) * | 1980-02-20 | 1983-11-22 | Hitachi, Ltd. | Three-phase combined type circuit breaker |
| CN2391296Y (en) * | 1999-09-07 | 2000-08-09 | 浙江华仪电器集团有限公司 | Outdoor high voltage vacuum circuit breaker |
| CN2537612Y (en) * | 2002-01-29 | 2003-02-26 | 崔德兴 | Vacuum breaker for railway power traction |
| CN201364853Y (en) * | 2009-01-13 | 2009-12-16 | 华仪电气股份有限公司 | Touchable vacuum circuit breaker |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280300A (en) * | 2011-05-23 | 2011-12-14 | 宏秀电气(安徽)有限公司 | Touchable high-voltage breaker |
| CN103956294A (en) * | 2014-04-28 | 2014-07-30 | 宁波兴邦电器有限公司 | Solid-encapsulation insulation outdoor high-voltage switchgear |
| CN103956294B (en) * | 2014-04-28 | 2017-02-15 | 宁波兴邦电器有限公司 | Solid-encapsulation insulation outdoor high-voltage switchgear |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: HONGXIU ELECTRIC CO., LTD. Free format text: FORMER OWNER: ZHENG WENXIU Effective date: 20121120 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 325604 WENZHOU, ZHEJIANG PROVINCE TO: 325600 WENZHOU, ZHEJIANG PROVINCE |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20121120 Address after: 325600 Xinguang Industrial Zone, Liushi Town, Zhejiang, Yueqing Applicant after: Hongxiu Electric Co., Ltd. Address before: 325604, Zhenxing Road, Xinguang Industrial Park, Yueqing, Zhejiang, Liushi 8 Applicant before: Zheng Wenxiu |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101215 |