CN204242907U - The isolation switch device of solid insulation ring main unit - Google Patents

The isolation switch device of solid insulation ring main unit Download PDF

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Publication number
CN204242907U
CN204242907U CN201420772158.6U CN201420772158U CN204242907U CN 204242907 U CN204242907 U CN 204242907U CN 201420772158 U CN201420772158 U CN 201420772158U CN 204242907 U CN204242907 U CN 204242907U
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CN
China
Prior art keywords
isolation switch
insulation module
disconnecting link
main insulation
link body
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
Application number
CN201420772158.6U
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Chinese (zh)
Inventor
张利娜
陆桂来
戴方毕
陈桂高
徐志伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Technology Center China Energy Equipment Co Ltd
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Nanjing Technology Center China Energy Equipment Co Ltd
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Publication date
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Priority to CN201420772158.6U priority Critical patent/CN204242907U/en
Application granted granted Critical
Publication of CN204242907U publication Critical patent/CN204242907U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a kind of isolation switch device of solid insulation ring main unit, comprises isolation switch, insulated tension pole, operating mechanism connecting lever, grounding contact, vacuum tube and main insulation module; Main insulation module is formed by poured with epoxy resin, the inside of main insulation module forms the cavity that places isolation switch, one end of insulated tension pole is hinged on draws together on isolation switch, and the other end is connected with outside operating mechanism by operating mechanism connecting lever, and insulated tension pole drives isolation switch action; Bus and grounding contact are located at the both sides of isolation switch respectively, and bus and grounding contact are all fixedly arranged in main insulation module, and isolation switch is connected with vacuum tube, and vacuum tube is cast in main insulation module; By changing the arrangement of vacuum tube and bus, to be fixed on pedestal in main insulation module for fulcrum, to achieve three station functions of isolating switch combined floodgate/isolation/ground connection, simplifying product structure, improve reliability of operation.

Description

The isolation switch device of solid insulation ring main unit
Technical field
The utility model relates to a kind of isolation switch device of solid insulation ring main unit, belongs to solid insulation ring main unit technical field.
Background technology
Solid insulation ring main unit, as the control device of distribution network systems, has wide, the environmental protection of conforming, compact conformation and the advantage such as non-maintaining.During for realizing the inspection and maintenance of distribution line to the reliable isolation of circuit to ensure the personal safety of attendant, need in solid insulation ring main unit, to arrange isolating switch to isolate circuit.In prior art, general employing two stations or Direct Action Type isolating/grounding switch.Two station isolating/grounding switch only have combined floodgate or separating brake two kinds of service positions, and isolation and earthed switch have oneself operating mechanism respectively, and this structure can increase overall dimensions and the manufacturing cost of ring main unit.Direct Action Type isolating/grounding switch complex structure, number of spare parts is many, takes up room larger.
Utility model content
The utility model is in order to address the aforementioned drawbacks, devise a kind of isolation switch device of solid insulation ring main unit, a set of switching device and mechanism is adopted to achieve isolating switch three station function, simplify the structure of ring main unit, more meet the requirement of solid insulation ring main unit compactedness, also meet the safe handling requirement of ring main unit simultaneously.
The technical solution adopted in the utility model is:
An isolation switch device for solid insulation ring main unit, comprises isolation switch, insulated tension pole, operating mechanism connecting lever, grounding contact, vacuum tube and main insulation module; Main insulation module is formed by poured with epoxy resin, the inside of main insulation module forms the cavity that places isolation switch, one end of insulated tension pole is hinged on draws together on isolation switch, and the other end is connected with outside operating mechanism by operating mechanism connecting lever, and insulated tension pole drives isolation switch action; Bus and grounding contact are located at the both sides of isolation switch respectively, and bus and grounding contact are all fixedly arranged in main insulation module, and isolation switch is connected with vacuum tube, and vacuum tube is cast in main insulation module.
Further, isolation switch comprise be flexible coupling, pedestal, disc spring, securing member, the disconnecting link body that is set up in parallel; Be flexible coupling and be connected with the end of vacuum tube, pedestal and be flexible coupling and be all fixed in main insulation module, the end of insulated tension pole is hinged on disconnecting link body; The upper end of the disconnecting link body be set up in parallel is fixed by securing member, between the upper end of disconnecting link body, sleeve pipe is housed, and the lower end of disconnecting link body is connected on pedestal by fastener rotation, disconnecting link body and securing member, respectively disc spring is housed between disconnecting link body and pedestal.
Further, there is boss disconnecting link body side.
Further, the top of main insulation module is provided with bus, and the bottom of main insulation module is provided with leading-out terminal, and the front end face of main insulation module is provided with grounding contact and operating mechanism connecting lever.
Further, isolation switch device is sealed in solid insulation ring main unit.
The beneficial effects of the utility model are: by changing the arrangement of vacuum tube and bus, to be fixed on pedestal in main insulation module for fulcrum, achieve three station functions of isolating switch combined floodgate/isolation/ground connection.Three station isolation grounding switchs, only need an operating mechanism to operate, it has combined floodgate/isolation/ground connection three kinds service position, simplifies product structure, improves reliability of operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of isolation switch device of the present utility model.
Fig. 2 is the structural representation of the isolation switch in embodiment.
Wherein: 1-isolation switch, 2-insulated tension pole, 3-grounding contact, 4-operating mechanism connecting lever, 5-main insulation module, 6-vacuum tube, 7-bus;
11-is flexible coupling, 12-pedestal, 13-disconnecting link body, 14-securing member, 15-disc spring, 16-sleeve pipe.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
Isolation switch 1 device for solid insulation ring main unit, comprises isolation switch 1, insulated tension pole 2, grounding contact 3, operating mechanism connecting lever 4, vacuum tube 6 and main insulation module 5; Main insulation module 5 is formed by poured with epoxy resin, the inside of main insulation module 5 forms the cavity that places isolation switch 1, one end of insulated tension pole 2 is hinged on draws together on isolation switch 1, the other end is connected with outside operating mechanism by operating mechanism connecting lever 4, and insulated tension pole 2 drives isolation switch 1 action; Bus 7 and grounding contact 3 are located at the both sides of isolation switch 1 respectively, and bus 7 and grounding contact 3 are all fixedly arranged in main insulation module 5, and isolation switch 1 is connected with vacuum tube 6, and vacuum tube 6 is cast in main insulation module 5.
Isolation switch 1 by being flexible coupling 11, pedestal 12, disconnecting link body 13, securing member 14, stage clip and sleeve pipe 16 form.Isolation switch 1 11 to be connected with one end of vacuum tube 6 by being flexible coupling, and is fixed on main insulation module 5 inwall by pedestal 12 with being flexible coupling together with 11.
Disconnecting link body 13 has two panels, and one end securing member 14 of disconnecting link body 13 is fixed on pedestal 12, and disc spring 15 is housed between disconnecting link body 13 and pedestal 12.The other end of disconnecting link body 13 is fixed with securing member 14, disc spring 15 is housed between disconnecting link body 13 and securing member 14, between two panels disconnecting link body 13, sleeve pipe 16 is housed.There is boss the side of disconnecting link body 13, can improve the mechanical strength of disconnecting link and optimize electric field structure.
The bilateral of isolation switch 1 body and pedestal 12 link position is equipped with disc spring 15 assembly, compresses by securing member 14 electrical contact that disc spring 15 ensures disconnecting link body 13 and pedestal 12.The moved end bilateral of isolation switch 1 body is also equipped with disc spring 15, compresses thrust when disc spring 15 ensures that disconnecting link body 13 is connected with bus 7 by securing member 14, ensures that the dynamic thermal stability of isolation switch 1 when closing a floodgate meets design requirement.
Grounding contact 3 is fixedly arranged on the front end face of main insulation module 5, and grounding contact 3 has two panels, the both sides of the isolation switch 1 that is placed in.
One end of insulated tension pole 2 is hinged on isolation switch 1, and the other end is hinged on operating mechanism connecting lever 4 and is connected with outside operating mechanism, for driving isolation switch 1 action, makes it be in combined floodgate/isolation/earthing position.
All electrified bodies are all placed in main insulation module 5, and isolation switch 1 device is sealed in solid insulation ring main unit together with outside operating mechanism, therefore, embodiment device avoids leaking outside of electrified body, has the advantages such as good airproof performance, function is concentrated, reliability is high, non-maintaining.

Claims (5)

1. an isolation switch device for solid insulation ring main unit, is characterized in that: comprise isolation switch, insulated tension pole, operating mechanism connecting lever, grounding contact, vacuum tube and main insulation module; Main insulation module is formed by poured with epoxy resin, the inside of main insulation module forms the cavity that places isolation switch, one end of insulated tension pole is hinged on draws together on isolation switch, and the other end is connected with outside operating mechanism by operating mechanism connecting lever, and insulated tension pole drives isolation switch action; Bus and grounding contact are located at the both sides of isolation switch respectively, and bus and grounding contact are all fixedly arranged in main insulation module, and isolation switch is connected with vacuum tube, and vacuum tube is cast in main insulation module.
2. the isolation switch device of solid insulation ring main unit as claimed in claim 1, is characterized in that: isolation switch comprise be flexible coupling, pedestal, disc spring, securing member, the disconnecting link body that is set up in parallel; Be flexible coupling and be connected with the end of vacuum tube, pedestal and be flexible coupling and be all fixed in main insulation module, the end of insulated tension pole is hinged on disconnecting link body; The upper end of the disconnecting link body be set up in parallel is fixed by securing member, between the upper end of disconnecting link body, sleeve pipe is housed, and the lower end of disconnecting link body is connected on pedestal by fastener rotation, disconnecting link body and securing member, respectively disc spring is housed between disconnecting link body and pedestal.
3. the isolation switch device of solid insulation ring main unit as claimed in claim 1 or 2, is characterized in that: there is boss disconnecting link body side.
4. the isolation switch device of solid insulation ring main unit as claimed in claim 3, it is characterized in that: the top of main insulation module is provided with bus, the bottom of main insulation module is provided with leading-out terminal, and the front end face of main insulation module is provided with grounding contact and operating mechanism connecting lever.
5. the isolation switch device of solid insulation ring main unit as claimed in claim 4, is characterized in that: isolation switch device is sealed in solid insulation ring main unit.
CN201420772158.6U 2014-12-10 2014-12-10 The isolation switch device of solid insulation ring main unit Expired - Fee Related CN204242907U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420772158.6U CN204242907U (en) 2014-12-10 2014-12-10 The isolation switch device of solid insulation ring main unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420772158.6U CN204242907U (en) 2014-12-10 2014-12-10 The isolation switch device of solid insulation ring main unit

Publications (1)

Publication Number Publication Date
CN204242907U true CN204242907U (en) 2015-04-01

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Application Number Title Priority Date Filing Date
CN201420772158.6U Expired - Fee Related CN204242907U (en) 2014-12-10 2014-12-10 The isolation switch device of solid insulation ring main unit

Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104851665A (en) * 2015-04-30 2015-08-19 浙江博为电气有限公司 Isolating switch and grounding witch operating system
CN107887807A (en) * 2017-12-22 2018-04-06 上海攀森电气设备有限公司 A kind of disconnecting link formula three-station protected type solid insulation ring main unit
CN107993879A (en) * 2017-12-22 2018-05-04 上海攀森电气设备有限公司 A kind of three station protected type solid insulation vacuum switch module of disconnecting link formula

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104851665A (en) * 2015-04-30 2015-08-19 浙江博为电气有限公司 Isolating switch and grounding witch operating system
CN107887807A (en) * 2017-12-22 2018-04-06 上海攀森电气设备有限公司 A kind of disconnecting link formula three-station protected type solid insulation ring main unit
CN107993879A (en) * 2017-12-22 2018-05-04 上海攀森电气设备有限公司 A kind of three station protected type solid insulation vacuum switch module of disconnecting link formula

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150401

Termination date: 20191210

CF01 Termination of patent right due to non-payment of annual fee