CN203882854U - Electric isolation grounding switch of ring main unit and ring main unit - Google Patents
Electric isolation grounding switch of ring main unit and ring main unit Download PDFInfo
- Publication number
- CN203882854U CN203882854U CN201420169554.XU CN201420169554U CN203882854U CN 203882854 U CN203882854 U CN 203882854U CN 201420169554 U CN201420169554 U CN 201420169554U CN 203882854 U CN203882854 U CN 203882854U
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- switch
- isolating switch
- earthed
- main unit
- operating mechanism
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Abstract
The utility model relates to an electric isolation grounding switch of a ring main unit. The electric isolation grounding switch of the ring main unit comprises a housing, a grounding switch, a grounding switch opening device, a grounding switch transmission assembly, an isolation switch, an isolation switch opening device, an isolation switch transmission assembly, an operating mechanism and a driving member. The grounding switch, the grounding switch opening device, the grounding switch transmission assembly, the isolation switch, the isolation switch opening device, the isolation switch transmission assembly, the operating mechanism and the driving member are arranged on the housing. By employing the electric isolation grounding switch of the ring main unit, the closing or opening operations of the isolation grounding switch can be carried out under the condition that operation personnel do not in the place where the switch is arranged, the electric isolation grounding switch of the ring main unit is high in efficiency, the personal safety is guaranteed although accidents appear, distribution automation is achieved to some extent, and the efficiency of power transmission and distribution is improved. In addition, the utility model also relates to a ring main unit containing the electric isolation grounding switch of the ring main unit.
Description
Technical field
The utility model relates to high-voltage switch gear field, especially relates to the electronic isolation earthing switch of a kind of ring main unit and ring main unit.
Background technology
Traditional in power transmission and distribution process, in the time that need having a power failure maintenance as subordinate power station, the necessary power-off in higher level power station, higher level power station also needs isolating switch separating brake, earthed switch to close a floodgate simultaneously, these often need manually to go higher level's power plant operation, not only waste of manpower but also have certain potential safety hazard.
Utility model content
Based on this, be necessary to provide a kind of coefficient of safety higher and save the electronic isolation earthing switch of ring main unit and the ring main unit of manpower.
The electronic isolation earthing switch of ring main unit, comprises housing and is located at earthed switch, grounding switch tripping device, earthed switch transmission component, isolating switch, isolating switch switching-off device, isolating switch transmission component, operating mechanism and the actuator on described housing; Wherein, described operating mechanism is connected with described earthed switch and described isolating switch respectively; Described grounding switch tripping device is connected and is used for controlling described grounding switch tripping with described operating mechanism; Described earthed switch transmission component is connected with described operating mechanism and described actuator respectively, can be used for controlling described earthed switch by described actuator driving and close a floodgate; Described isolating switch switching-off device is connected and is used for controlling described isolating switch separating brake with described operating mechanism; Described isolating switch transmission component is connected with described operating mechanism and described actuator respectively, can be used for controlling described isolating switch by described actuator driving and close a floodgate.
Therein in an embodiment, described earthed switch comprises grounding contact and earthed switch blade, described grounding contact is fixed on described housing, described earthed switch blade is rotatably arranged on described housing by a ground switch rotating shaft, and described ground switch rotating shaft can and make earthed switch blade contact with described grounding contact and is grounded that switch closes a floodgate or separating brake by described operating mechanism driven rotary.
In an embodiment, described earthed switch transmission component comprises earthed switch power transmission shaft, earthed switch single-direction transmission axle and earthed switch final drive shaft therein; The two ends of described earthed switch power transmission shaft are connected with described ground switch rotating shaft and described operating mechanism respectively; Described earthed switch final drive shaft is connected with described actuator and can drives rotation by described actuator; Described earthed switch single-direction transmission axle is connected with described earthed switch final drive shaft and described operating mechanism respectively, can be by described earthed switch final drive shaft driven rotary, and in the first direction of rotation, drive described operating mechanism to move and drive described earthed switch power transmission shaft motion, finally drive described ground switch rotating shaft rotation that described earthed switch blade is contacted with described grounding contact.
Therein in an embodiment, between described earthed switch single-direction transmission axle and described earthed switch final drive shaft, by a pinion, be connected, and the gear on described earthed switch single-direction transmission axle or described earthed switch final drive shaft is ratchet, can drive described earthed switch single-direction transmission axle to rotate along the first direction of rotation.
In an embodiment, described grounding switch tripping device is a tripping electromagnet therein.
Therein in an embodiment, described isolating switch comprises insulating contact and isolating switch blade, described insulating contact is fixed on described housing, described isolating switch blade is rotatably arranged on described housing by an isolating switch rotating shaft, and described isolating switch rotating shaft can and make isolating switch blade contact with described insulating contact and realizes that isolating switch closes a floodgate or separating brake by described operating mechanism driven rotary.
In an embodiment, described isolating switch transmission component comprises isolating switch power transmission shaft, isolating switch single-direction transmission axle and isolating switch final drive shaft therein; The two ends of described isolating switch power transmission shaft are connected with described isolating switch rotating shaft and described operating mechanism respectively; Described isolating switch final drive shaft is connected with described actuator and can drives rotation by described actuator; Described isolating switch single-direction transmission axle is connected with described isolating switch final drive shaft and described operating mechanism respectively, can be by described isolating switch final drive shaft driven rotary, and in the second direction of rotation, drive described operating mechanism to move and drive described isolating switch power transmission shaft motion, finally drive described isolating switch rotating shaft rotation that described isolating switch blade is contacted with described insulating contact.
Therein in an embodiment, between described isolating switch single-direction transmission axle and described isolating switch final drive shaft, by a pinion, be connected, and the gear on described isolating switch single-direction transmission axle or described isolating switch final drive shaft is ratchet, can drive described isolating switch single-direction transmission axle to rotate along the second direction of rotation.
In an embodiment, described isolating switch switching-off device is a tripping electromagnet therein.
A ring main unit, comprises the electronic isolation earthing switch of ring main unit described in above-mentioned arbitrary embodiment.
The electronic isolation earthing switch of above-mentioned ring main unit is operating personnel less than switch scene in the situation that, just isolation earthing switch can be closed a floodgate or sub-switching operation, not only efficiency is high, and occur that any accident can not injure personal safety, and realized to a certain extent power distribution automation, improved the efficiency in power transmission and distribution process.
Accompanying drawing explanation
Fig. 1 is the structural representation of the electronic isolation earthing switch of ring main unit of an execution mode.
Embodiment
For the ease of understanding the utility model, below with reference to relevant drawings, the utility model is described more fully.In accompanying drawing, provided preferred embodiment of the present utility model.But the utility model can be realized in many different forms, be not limited to embodiment described herein.On the contrary, providing the object of these embodiment is to make to the understanding of disclosure of the present utility model more thoroughly comprehensively.
It should be noted that, when element is called as " being fixed on " another element, can directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may have centering elements simultaneously.
Unless otherwise defined, all technology of using are herein identical with the implication that belongs to the common understanding of those skilled in the art of the present utility model with scientific terminology.The term using in specification of the present utility model herein, just in order to describe the object of specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
As shown in Figure 1, electronic isolation earthing switch 100 in the ring main unit of one execution mode, comprises housing 110, earthed switch 120, grounding switch tripping device 130, earthed switch transmission component 140, isolating switch 150, isolating switch switching-off device 160, isolating switch transmission component 170, operating mechanism 180 and actuator 190.
Earthed switch 120, grounding switch tripping device 130, earthed switch transmission component 140, isolating switch 150, isolating switch switching-off device 160, isolating switch transmission component 170, operating mechanism 180 and actuator 190 are located on housing 110, as can be for being located at housing 110 surface or inner etc.
Earthed switch 120 comprises earthed switch blade 122 and grounding contact 124.When earthed switch blade 122 contacts with grounding contact 124, earthed switch 120 closes a floodgate; When earthed switch blade 122 separates with grounding contact 124, earthed switch 120 separating brakes.Earthed switch blade 122 is rotatably arranged on housing 110 by a ground switch rotating shaft 126.Grounding contact 124 is fixed on housing 110, for ground connection.Ground switch rotating shaft 126 can and make earthed switch blade 122 contact with grounding contact 124 and is grounded switch 120 and closes a floodgate or separating brakes by operating mechanism 180 driven rotary.
The grounding switch tripping device 130 of present embodiment is a tripping electromagnet, can be by peripheral equipment control for being grounded the sub-switching operation of switch 120.Specifically in the present embodiment, grounding switch tripping device 130 is connected with operating mechanism 180, by controlling operating mechanism 180 operational grounding switch 120 separating brakes.Can understand, in other embodiments, grounding switch tripping device 130 can also can be realized the device of switch separating brake automatically for other.
Earthed switch transmission component 140 comprises earthed switch power transmission shaft 142, earthed switch single-direction transmission axle 144 and earthed switch final drive shaft 146.Earthed switch blade 122 is connected with earthed switch power transmission shaft 142 by a ground switch rotating shaft 126, and earthed switch blade 122 is fixed on one end away from earthed switch power transmission shaft 142 of ground switch rotating shaft 126.The two ends of earthed switch power transmission shaft 142 are connected with ground switch rotating shaft 126 and operating mechanism 180 respectively.Earthed switch final drive shaft 146 is connected with actuator 190 and can drives rotation by actuator 190.Earthed switch single-direction transmission axle 144 is connected with earthed switch final drive shaft 146 and operating mechanism 180 respectively, can be by earthed switch final drive shaft 146 driven rotary, and above drive a whole or end motion of operating mechanism 180 and drive 142 motions of earthed switch power transmission shaft in the first direction of rotation (as clockwise direction), finally drive ground switch rotating shaft 126 to rotate the combined floodgate that earthed switch blade 122 is contacted with grounding contact 124 and be grounded switch 120.
In the present embodiment, between earthed switch single-direction transmission axle 144 and earthed switch final drive shaft 146, by a pinion 148, be connected, and the gear on one of earthed switch single-direction transmission axle 144 or earthed switch final drive shaft 146 is ratchet, can drive earthed switch single-direction transmission axle 144 to rotate along the first direction of rotation, as rotate clockwise etc.
Isolating switch 150 comprises isolating switch blade 152 and insulating contact 154.When isolating switch blade 152 contacts with insulating contact 154, isolating switch 150 closes a floodgate; When isolating switch blade 152 separates with insulating contact 154, isolating switch 150 separating brakes.Isolating switch blade 152 is rotatably arranged on housing 110 by an isolating switch rotating shaft 156.Insulating contact 154 is fixed on housing 110.Isolating switch rotating shaft 156 can and make isolating switch blade 152 contact with insulating contact 154 and realizes isolating switch 150 and close a floodgate or separating brakes by operating mechanism 180 driven rotary.
The isolating switch switching-off device 160 of present embodiment is a tripping electromagnet, can be by peripheral equipment control for realizing the sub-switching operation of isolating switch 150.Specifically in the present embodiment, isolating switch switching-off device 160 is connected with operating mechanism 180, by controlling operating mechanism 180 disconnecting switch operation 150 separating brakes.Can understand, in other embodiments, isolating switch switching-off device 160 can also can be realized the device of switch separating brake automatically for other.
Isolating switch transmission component 170 comprises isolating switch power transmission shaft 172, isolating switch single-direction transmission axle 174 and isolating switch final drive shaft 176.Isolating switch blade 152 is connected with isolating switch power transmission shaft 172 by an isolating switch rotating shaft 156, and isolating switch blade 152 is fixed on one end away from isolating switch power transmission shaft 172 of isolating switch rotating shaft 156.The two ends of isolating switch power transmission shaft 172 are connected with isolating switch rotating shaft 156 and operating mechanism 180 respectively.Isolating switch final drive shaft 176 is connected with actuator 190 and can drives rotation by actuator 190.Isolating switch single-direction transmission axle 174 is connected with isolating switch final drive shaft 176 and operating mechanism 180 respectively, can be by isolating switch final drive shaft 176 driven rotary, and above drive a whole or end motion of operating mechanism 180 and drive 172 motions of isolating switch power transmission shaft in the second direction of rotation (as counter clockwise direction), finally drive isolating switch rotating shaft 156 to rotate the combined floodgate that isolating switch blade 152 is contacted with insulating contact 154 and realize isolating switch 150.
In the present embodiment, between isolating switch single-direction transmission axle 174 and isolating switch final drive shaft 176, by a pinion 178, be connected, and the gear on one of isolating switch single-direction transmission axle 174 or isolating switch final drive shaft 176 is ratchet, can drive isolating switch single-direction transmission axle 174 to rotate along the second direction of rotation, as along being rotated counterclockwise etc.
Actuator 190 can be the drive units such as drive motors.
As shown in Figure 1, when needs are realized isolating switch 150 combined floodgate, first guarantee that earthed switch 120 is in gate-dividing state, then can control actuator 190 rotations, now, 144 idle running of earthed switch single-direction transmission axle, actuator 190 drives operating mechanism 180 to move upward, thereby isolating switch blade 152 is contacted with insulating contact 154.When needs are realized isolating switch 150 separating brake, as long as control isolating switch 150 separating brakes by controlling isolating switch switching-off device 160.The class of operation that is grounded switch 120 separating brakes and combined floodgate is like described in above.
Can understand, the structure of the electronic isolation earthing switch of above-mentioned ring main unit is not limited to this, as long as being connected with earthed switch 120 and isolating switch 150 respectively, operating mechanism 180 is used for controlling earthed switch 120 or isolating switch 150 combined floodgate or separating brakes, grounding switch tripping device 130 is connected and is used for controlling earthed switch 120 separating brakes with operating mechanism 180, earthed switch transmission component 140 is connected with operating mechanism 180 and actuator 190 respectively, can drive and be used for controlling earthed switch 120 combined floodgates by actuator 190, isolating switch switching-off device 160 is connected and is used for controlling isolating switch 150 separating brakes with operating mechanism 180, and isolating switch transmission component 170 is connected with operating mechanism 180 and actuator 190 respectively, can drive and be used for controlling isolating switch 150 combined floodgates by actuator 190.
The electronic isolation earthing switch 100 of above-mentioned ring main unit is operating personnel less than switch scene in the situation that, just isolating switch 150 and earthed switch 20 can be closed a floodgate or sub-switching operation, not only efficiency is high, and occur that any accident can not injure personal safety, and realized to a certain extent power distribution automation, improved the efficiency in power transmission and distribution process.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (10)
1. the electronic isolation earthing switch of ring main unit, it is characterized in that, comprise housing and be located at earthed switch, grounding switch tripping device, earthed switch transmission component, isolating switch, isolating switch switching-off device, isolating switch transmission component, operating mechanism and the actuator on described housing; Wherein, described operating mechanism is connected with described earthed switch and described isolating switch respectively; Described grounding switch tripping device is connected and is used for controlling described grounding switch tripping with described operating mechanism; Described earthed switch transmission component is connected with described operating mechanism and described actuator respectively, can be used for controlling described earthed switch by described actuator driving and close a floodgate; Described isolating switch switching-off device is connected and is used for controlling described isolating switch separating brake with described operating mechanism; Described isolating switch transmission component is connected with described operating mechanism and described actuator respectively, can be used for controlling described isolating switch by described actuator driving and close a floodgate.
2. the electronic isolation earthing switch of ring main unit as claimed in claim 1, it is characterized in that, described earthed switch comprises grounding contact and earthed switch blade, described grounding contact is fixed on described housing, described earthed switch blade is rotatably arranged on described housing by a ground switch rotating shaft, and described ground switch rotating shaft can and make earthed switch blade contact with described grounding contact and is grounded that switch closes a floodgate or separating brake by described operating mechanism driven rotary.
3. the electronic isolation earthing switch of ring main unit as claimed in claim 2, is characterized in that, described earthed switch transmission component comprises earthed switch power transmission shaft, earthed switch single-direction transmission axle and earthed switch final drive shaft; The two ends of described earthed switch power transmission shaft are connected with described ground switch rotating shaft and described operating mechanism respectively; Described earthed switch final drive shaft is connected with described actuator and can drives rotation by described actuator; Described earthed switch single-direction transmission axle is connected with described earthed switch final drive shaft and described operating mechanism respectively, can be by described earthed switch final drive shaft driven rotary, and in the first direction of rotation, drive described operating mechanism to move and drive described earthed switch power transmission shaft motion, finally drive described ground switch rotating shaft rotation that described earthed switch blade is contacted with described grounding contact.
4. the electronic isolation earthing switch of ring main unit as claimed in claim 3, it is characterized in that, between described earthed switch single-direction transmission axle and described earthed switch final drive shaft, by a pinion, be connected, and the gear on described earthed switch single-direction transmission axle or described earthed switch final drive shaft is ratchet, can drive described earthed switch single-direction transmission axle to rotate along the first direction of rotation.
5. the electronic isolation earthing switch of ring main unit as claimed in claim 1, is characterized in that, described grounding switch tripping device is a tripping electromagnet.
6. the electronic isolation earthing switch of the ring main unit as described in any one in claim 1～5, it is characterized in that, described isolating switch comprises insulating contact and isolating switch blade, described insulating contact is fixed on described housing, described isolating switch blade is rotatably arranged on described housing by an isolating switch rotating shaft, and described isolating switch rotating shaft can and make isolating switch blade contact with described insulating contact and realizes that isolating switch closes a floodgate or separating brake by described operating mechanism driven rotary.
7. the electronic isolation earthing switch of ring main unit as claimed in claim 6, is characterized in that, described isolating switch transmission component comprises isolating switch power transmission shaft, isolating switch single-direction transmission axle and isolating switch final drive shaft; The two ends of described isolating switch power transmission shaft are connected with described isolating switch rotating shaft and described operating mechanism respectively; Described isolating switch final drive shaft is connected with described actuator and can drives rotation by described actuator; Described isolating switch single-direction transmission axle is connected with described isolating switch final drive shaft and described operating mechanism respectively, can be by described isolating switch final drive shaft driven rotary, and in the second direction of rotation, drive described operating mechanism to move and drive described isolating switch power transmission shaft motion, finally drive described isolating switch rotating shaft rotation that described isolating switch blade is contacted with described insulating contact.
8. the electronic isolation earthing switch of ring main unit as claimed in claim 7, it is characterized in that, between described isolating switch single-direction transmission axle and described isolating switch final drive shaft, by a pinion, be connected, and the gear on described isolating switch single-direction transmission axle or described isolating switch final drive shaft is ratchet, can drive described isolating switch single-direction transmission axle to rotate along the second direction of rotation.
9. the electronic isolation earthing switch of ring main unit as claimed in claim 1, is characterized in that, described isolating switch switching-off device is a tripping electromagnet.
10. a ring main unit, is characterized in that, comprises the electronic isolation earthing switch of ring main unit as described in any one in claim 1～9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420169554.XU CN203882854U (en) | 2014-04-09 | 2014-04-09 | Electric isolation grounding switch of ring main unit and ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420169554.XU CN203882854U (en) | 2014-04-09 | 2014-04-09 | Electric isolation grounding switch of ring main unit and ring main unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203882854U true CN203882854U (en) | 2014-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420169554.XU Expired - Fee Related CN203882854U (en) | 2014-04-09 | 2014-04-09 | Electric isolation grounding switch of ring main unit and ring main unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203882854U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783289A (en) * | 2016-12-30 | 2017-05-31 | 平高集团有限公司 | A kind of switching device |
| CN107068470A (en) * | 2016-11-14 | 2017-08-18 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | A kind of double-fracture disconnecting switch that there is ground connection to link |
| CN112509848A (en) * | 2020-11-27 | 2021-03-16 | 河南平高通用电气有限公司 | A earthing switch electrically-operated device for looped netowrk cabinet is experimental |
-
2014
- 2014-04-09 CN CN201420169554.XU patent/CN203882854U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107068470A (en) * | 2016-11-14 | 2017-08-18 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | A kind of double-fracture disconnecting switch that there is ground connection to link |
| WO2018086456A1 (en) * | 2016-11-14 | 2018-05-17 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Double-break isolating switch having grounding linkage |
| CN106783289A (en) * | 2016-12-30 | 2017-05-31 | 平高集团有限公司 | A kind of switching device |
| CN112509848A (en) * | 2020-11-27 | 2021-03-16 | 河南平高通用电气有限公司 | A earthing switch electrically-operated device for looped netowrk cabinet is experimental |
| CN112509848B (en) * | 2020-11-27 | 2023-11-17 | 河南平高通用电气有限公司 | Electric operating device of grounding switch for ring main unit test |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20190409 |
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| CF01 | Termination of patent right due to non-payment of annual fee |