CN207367861U - A kind of three station grounding disconnecting switchs of continuity - Google Patents
A kind of three station grounding disconnecting switchs of continuity Download PDFInfo
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- CN207367861U CN207367861U CN201721422710.9U CN201721422710U CN207367861U CN 207367861 U CN207367861 U CN 207367861U CN 201721422710 U CN201721422710 U CN 201721422710U CN 207367861 U CN207367861 U CN 207367861U
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- transmission mechanism
- grounding
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- switch
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Abstract
It the utility model is related to three station grounding disconnecting switchs of continuity, including switch pedestal, switch pedestal rear and front end sets an insulator respectively, static contact is set on one insulator, moving contact is set on another insulator, isolation switch is set between static contact and moving contact, isolation switch lower end connects insulated tension pole, insulated tension pole lower end sets drag link transmission mechanism, moving contact lower face sets grounding contact, grounding contact transmission mechanism is set in the switch pedestal below grounding contact, and grounding contact transmission mechanism connects ground disconnecting link；Rotary locking switching mechanism is set between drag link transmission mechanism and grounding contact transmission mechanism, rotary locking switching mechanism carries out drag link transmission mechanism, grounding contact transmission mechanism station selection switching, while carries out rotary locking to drag link transmission mechanism or grounding contact transmission mechanism.Three station direct-current isolating switch of the utility model can use in three multi packs of switch of City Rail Transit System, can complete three station direct-current isolating switchs.
Description
Technical field
It the utility model is related to urban track traffic tractive power supply system technical field, and in particular to a kind of continuity
Three station grounding disconnecting switchs.
Background technology
After " 12th Five-Year Plan ", Chinese city track traffic enters the epoch of fast development, and by year ends 2016, China is big
City rail traffic operation is opened in totally 30 cities in land area, and operating line 133, total length is up to 4152.8 kilometers.Gather around in 21 cities
There are 2 and above city rail traffic line, city rail traffic networking is runed into trend.Incomplete statistics, city rail traffic whole year are complete
160.9 hundred million person-times are amounted into the passenger traffic volume, increases by 16.6% on a year-on-year basis.Wherein, Beijing passenger traffic volume reaches 36.6 hundred million person-times, realizes first
The average daily passenger traffic volume surpasses ten million person-time.In June, 2017, Shanghai have carried out part circuit new timetable, train time interval pressure
It is reduced to 2-4 minutes, the operation of high frequency time not only puts forward higher requirements equipment and personal safety, and more the inspection of line is brought more
Big pressure.In normal line maintenance, the operations such as electrical verification, hanging ground-wire can be first carried out after power-off, to ensure service personnel's
Safety, at the end of maintenance, then can cancel institute's hanging end line etc., front and rear to be calculated according to half an hour, will lose 1 in this process
The optimistic time of a hour, and train generally just needs to run after 4,5 points, the working time actually overhauled is only more than 3 hours surplus,
The prior art also fails to solve the problems, such as this, particularly in the case of three disconnecting switch multi packs.
The content of the invention
The purpose of this utility model is to provide a kind of three station grounding disconnecting switchs of continuity, solves in city rail
In the case of three disconnecting switch multi packs of electric power system, maintenance and the technical problem that maintenance procedures are complicated, security is not high.
The technical solution of the utility model is：
A kind of three station grounding disconnecting switchs of continuity, including switch pedestal, the switch pedestal rear and front end point
Not She Zhi an insulator, static contact is set on one of insulator, moving contact, static contact are set on another insulator
Isolation switch is set between moving contact, and the isolation switch lower end connects insulated tension pole, and insulated tension pole lower end sets pull rod to pass
Motivation structure, drag link transmission mechanism are arranged in switch pedestal, and the moving contact lower face sets grounding contact, grounding contact lower section
Switch pedestal in set grounding contact transmission mechanism, grounding contact transmission mechanism even ground disconnecting link；The drag link transmission mechanism with
Rotary locking switching mechanism is set between grounding contact transmission mechanism, and rotary locking switching mechanism is to drag link transmission mechanism, ground connection
Contact transmission mechanism carries out station selection switching, while carries out rotation lock to drag link transmission mechanism or grounding contact transmission mechanism
Close.
Further, the rotary locking switching mechanism includes thumb wheel axis, thumb wheel and non-return wheel；The thumb wheel is set in
On thumb wheel axis, it includes the integrally formed lantern ring and two clamping lock heads, and two clamping lock heads are set in herringbone, in two clamping lock heads
The non-return wheel is set outside the lantern ring in outside.
Further, the drag link transmission mechanism includes oscillating rod, pinion gear, gear wheel and the first U-type groove piece；The pendulum
One end of lever is connected with the insulated tension pole lower end, and the other end connects the pinion gear, pinion gear engagement connection by main shaft
The gear wheel, is fixedly connected with the first U-type groove piece in the shaft of gear wheel.
Further, the grounding contact transmission mechanism includes quadric chain and the second U-type groove piece, and described second is U-shaped
Slotted vane is connected by one end of shaft and quadric chain, and the other end of quadric chain connects described ground disconnecting link by shaft.
Further, quiet extinguishing arc bar straight up is provided with the static contact.
Further, the dynamic extinguishing arc bar extended horizontally to outside static contact is provided with the isolation switch.
The beneficial effects of the utility model：
Three station direct-current isolating switch of the utility model can use in three multi packs of switch of City Rail Transit System,
Three station direct-current isolating switchs can be completed, after the completion of eliminating the preparation stages such as the electrical verification before maintenance, hanging ground-wire and working
Arrangement stage, saved time cost, improved work efficiency.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is schematic diagram of the utility model in the case of the first station；
Fig. 3 is schematic diagram of the utility model in the case of second station；
Fig. 4 is schematic diagram of the utility model in the case of 3rd station.
In figure, 1- switch pedestals, 2- insulators, 3- static contacts, 4- moving contacts, 5- isolation switch, 6- insulated tension poles, 7- connects
Ground contact, 8- ground disconnecting link, 9- thumb wheel axis, 10- thumb wheels, 11- non-return wheels, 12- oscillating rods, 13- pinion gears, 14- gear wheels, 15-
First U-type groove piece, 16- quadric chains, 17- the second U-type groove pieces, 18- move extinguishing arc bar, the quiet extinguishing arc bars of 19-.
Embodiment
The present invention is described in further detail below by embodiment combination attached drawing.In following embodiment
In, many detailed descriptions are in order to enable the application can be better understood.However, those skilled in the art can be without lifting an eyebrow
Recognize, which part feature is dispensed in varied situations, or can be by other elements, material, method institute
Substitute.In some cases, the relevant certain operations of the application do not show or describe in the description, this is to keep away
The core for exempting from the application is flooded by excessive description, and to those skilled in the art, these phases are described in detail
It is not necessary to close operation, they can completely understand the general technology knowledge of description and this area in specification
Relevant operation.
Referring to Fig. 1, a kind of three station grounding disconnecting switchs of continuity, including switch pedestal 1, the switch pedestal 1
Rear and front end sets an insulator 2 respectively, and static contact 3 is set on one of insulator 2, is set on another insulator 2
Moving contact 4 is put, isolation switch 5 is set between static contact 3 and moving contact 4,5 lower end of isolation switch connects insulated tension pole 6, absolutely
6 lower end of edge pull rod sets drag link transmission mechanism, and drag link transmission mechanism is arranged in switch pedestal 1, and 4 lower face of moving contact is set
Grounding contact 7 is put, grounding contact transmission mechanism is set in the switch pedestal 1 of the lower section of grounding contact 7, grounding contact transmission mechanism connects
Grounding switch 8；Rotary locking switching mechanism, rotary locking are set between drag link transmission mechanism and the grounding contact transmission mechanism
Switching mechanism carries out drag link transmission mechanism, grounding contact transmission mechanism station selection switching, at the same to drag link transmission mechanism or
Grounding contact transmission mechanism carries out rotary locking.
The rotary locking switching mechanism includes thumb wheel axis 9, thumb wheel 10 and non-return wheel 11；The thumb wheel 10, which is set in, to be dialled
On wheel shaft 9, it includes the integrally formed lantern ring and two clamping lock heads, and two clamping lock heads are set in herringbone, in two clamping lock heads
The non-return wheel 11 is set outside the lantern ring in outside.
The drag link transmission mechanism includes oscillating rod 12, pinion gear 13,14 and first U-type groove piece 15 of gear wheel；The pendulum
One end of lever 12 is connected with 6 lower end of insulated tension pole, and the other end connects the pinion gear 13 by main shaft, and pinion gear 13 is nibbled
Close and connect the gear wheel 14, the first U-type groove piece 15 is fixedly connected with the shaft of gear wheel 14.
The grounding contact transmission mechanism includes 16 and second U-type groove piece 17 of quadric chain, the second U-type groove piece 17
It is connected by shaft with one end of quadric chain 16, the other end of quadric chain 16 connects described ground disconnecting link 8 by shaft.
Quiet extinguishing arc bar 18 straight up is provided with the static contact 3.
The dynamic extinguishing arc bar 19 extended horizontally to outside static contact 3 is provided with the isolation switch 5.
The application method of the utility model is described below：
Referring to Fig. 2, the first station：Isolation switch 5 closes a floodgate, 8 separating brake of ground disconnecting link；
When isolation switch 5 is in closing position, clamping lock head b and the first U-type groove piece 15 of gear wheel 14 coordinate on thumb wheel 10,
Non-return wheel 11 cannot close a floodgate 17 mechanical caging of the second U-type groove piece, ground disconnecting link 8 at this time；
Referring to Fig. 3, second station：5 separating brake of isolation switch, 8 separating brake of ground disconnecting link；
When thumb wheel axis 9 rotates counterclockwise to second station, gear wheel 14 rotates clockwise, and pinion gear 13 is revolved counterclockwise
Turn, isolation switch 5 opens up, and clamping lock head b departs from the first U-type groove piece 15 of gear wheel 14 on thumb wheel 10, and non-return wheel 11 will be big
14 and second U-type groove piece of gear, 17 mechanical caging, makes its isolation switch 5 in second station to be closed with ground disconnecting link 8
Lock；
Referring to Fig. 4,3rd station：5 separating brake of isolation switch, ground disconnecting link 8 close a floodgate；
When thumb wheel axis 9 continues to rotate counterclockwise, clamping lock head a is coordinated with the second U-type groove piece 17 on thumb wheel 10, driving with
Its shaft connected rotates clockwise, 16 clockwise motion of quadric chain of shaft external stability, drives ground disconnecting link 8 to close upwards
Lock；Non-return wheel 11 is locked the first U-type groove piece 15 at this time, and isolation switch 5 cannot close a floodgate.
The content of the utility model is not limited to cited by embodiment, and those of ordinary skill in the art are new by reading this practicality
Type specification and any equivalent conversion taken technical solutions of the utility model, are the claim institute of the utility model
Cover.
Claims (6)
1. a kind of three station grounding disconnecting switchs of continuity, including switch pedestal（1）, the switch pedestal（1）Front and rear two
End sets an insulator respectively（2）, one of insulator（2）Upper setting static contact（3）, another insulator（2）On
Moving contact is set（4）, static contact（3）And moving contact（4）Between isolation switch is set（5）, the isolation switch（5）Lower end connects
Insulated tension pole（6）, insulated tension pole（6）Lower end sets drag link transmission mechanism, and drag link transmission mechanism is arranged on switch pedestal（1）It is interior,
It is characterized in that：The moving contact（4）Lower face sets grounding contact（7）, grounding contact（7）The switch pedestal of lower section（1）It is interior
Grounding contact transmission mechanism is set, and grounding contact transmission mechanism connects ground disconnecting link（8）；The drag link transmission mechanism is passed with grounding contact
Rotary locking switching mechanism is set between motivation structure, and rotary locking switching mechanism is to drag link transmission mechanism, grounding contact driver
Structure carries out station selection switching, while carries out rotary locking to drag link transmission mechanism or grounding contact transmission mechanism.
2. three station grounding disconnecting switchs of continuity according to claim 1, it is characterised in that：The rotation lock
Closing switching mechanism includes thumb wheel axis（9）, thumb wheel（10）With non-return wheel（11）；The thumb wheel（10）It is set in thumb wheel axis（9）On, its
Including the integrally formed lantern ring and two clamping lock heads, two clamping lock heads are set in herringbone, the lantern ring on the outside of two clamping lock heads
It is outer that the non-return wheel is set（11）.
3. three station grounding disconnecting switchs of continuity according to claim 2, it is characterised in that：The pull rod transmission
Mechanism includes oscillating rod（12）, pinion gear（13）, gear wheel（14）With the first U-type groove piece（15）；The oscillating rod（12）One
End and the insulated tension pole（6）Lower end connects, and the other end connects the pinion gear by main shaft（13）, the engagement connection of pinion gear 13
The gear wheel（14）, gear wheel（14）Shaft on be fixedly connected with the first U-type groove piece（15）.
4. three station grounding disconnecting switchs of continuity according to claim 3, it is characterised in that：The grounding contact
Transmission mechanism includes quadric chain（16）With the second U-type groove piece（17）, the second U-type groove piece（17）Connected by shaft and four
Linkage（16）One end connection, quadric chain（16）The other end described ground disconnecting link is connected by shaft（8）.
5. three station grounding disconnecting switchs of continuity according to claim 4, it is characterised in that：The static contact
（3）On be provided with quiet extinguishing arc bar straight up（18）.
6. three station grounding disconnecting switchs of continuity according to claim 5, it is characterised in that：The isolation switch
（5）On be provided with and extend horizontally to static contact（3）Outer dynamic extinguishing arc bar（19）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721422710.9U CN207367861U (en) | 2017-10-31 | 2017-10-31 | A kind of three station grounding disconnecting switchs of continuity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721422710.9U CN207367861U (en) | 2017-10-31 | 2017-10-31 | A kind of three station grounding disconnecting switchs of continuity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207367861U true CN207367861U (en) | 2018-05-15 |
Family
ID=62344713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721422710.9U Active CN207367861U (en) | 2017-10-31 | 2017-10-31 | A kind of three station grounding disconnecting switchs of continuity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207367861U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649551A (en) * | 2018-06-13 | 2018-10-12 | 中铁第四勘察设计院集团有限公司 | Rail traffic online tri-station isolating switch and monitoring system |
-
2017
- 2017-10-31 CN CN201721422710.9U patent/CN207367861U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649551A (en) * | 2018-06-13 | 2018-10-12 | 中铁第四勘察设计院集团有限公司 | Rail traffic online tri-station isolating switch and monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Three station ground connection isolator that continue and move Effective date of registration: 20181213 Granted publication date: 20180515 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: Xi'an Driescher Energy Solutions Co., Ltd. Registration number: 2018610000221 |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 710032 10301, 3rd floor, building 2, area a, pioneer R & D Park, 69 Jinye Road, high tech Zone, Xi'an City, Shaanxi Province Patentee after: Devarrell (Xi'an) Electric Co.,Ltd. Address before: 10301, 3rd floor, building 2, No.12, East District, modern enterprise center, No.2 zhangbawu Road, high tech Zone, Xi'an City, Shaanxi Province, 710077 Patentee before: XI'AN DRIESCHER ENERGY SOLUTIONS Co.,Ltd. |