CN108092173A - A kind of switchgear duplex Bidirectional interlocking mechanism - Google Patents

A kind of switchgear duplex Bidirectional interlocking mechanism Download PDF

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Publication number
CN108092173A
CN108092173A CN201810071448.0A CN201810071448A CN108092173A CN 108092173 A CN108092173 A CN 108092173A CN 201810071448 A CN201810071448 A CN 201810071448A CN 108092173 A CN108092173 A CN 108092173A
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CN
China
Prior art keywords
bolt
bar
cantilever
switchgear
hole
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Granted
Application number
CN201810071448.0A
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Chinese (zh)
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CN108092173B (en
Inventor
施春隆
陆基权
梁海
张华丽
陈真喜
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Guangdong Youyes Electric Co ltd
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Guangdong Youyes Electric Co ltd
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Priority to CN201810071448.0A priority Critical patent/CN108092173B/en
Publication of CN108092173A publication Critical patent/CN108092173A/en
Application granted granted Critical
Publication of CN108092173B publication Critical patent/CN108092173B/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B11/00Switchgear having carriage withdrawable for isolation
    • H02B11/12Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
    • H02B11/127Withdrawal mechanism
    • H02B11/133Withdrawal mechanism with interlock

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Trip Switchboards (AREA)
  • Patch Boards (AREA)

Abstract

The invention discloses a kind of switchgear duplex Bidirectional interlocking mechanisms.The present invention relates to metal enclosed switchgear, more particularly to a kind of switchgear duplex Bidirectional interlocking mechanism.The technical problems to be solved by the invention are to provide a kind of switchgear duplex Bidirectional interlocking mechanism, the self interlocking of circuit breaker cart and metering handcart in switchgear can be achieved and ensure " five is anti-" interlock requirement of switchgear, versatility simple and reliable for structure, convenient to install and maintain is good and manufactures at low cost.Used technical solution to solve above-mentioned technical problem:First locking device (4) includes the first cantilever (6) and first bar (7) hinged with the first cantilever (6) that are located in the second plane, and the both ends of the first bar (7) are respectively equipped with the first bolt (8) through first through hole and the first accommodating space of scalable disengaging and stretch into the first contact (9) in the second accommodating space.

Description

A kind of switchgear duplex Bidirectional interlocking mechanism
Technical field
The present invention relates to metal enclosed switchgear (hereinafter referred to as switchgear), more particularly to a kind of switchgear duplex is two-way Mutual interlocking gear.
Background technology
In the prior art, a kind of switchgear as disclosed in Chinese invention CN103346482A including cabinet, is equipped on cabinet Cabinet door, equipped with vacuum circuit breaker, cabinet internal upper part is equipped with disconnecting switch at cabinet interior middle part, and mutual interlocking gear is housed on cabinet, described Mutual interlocking gear includes axle sleeve, and the rear end of axle sleeve is connected with isolator operation axis, the outer circumferential surface of axle sleeve be fixed with the first cam, Second cam is equipped with stent below axle sleeve, the first mandril, the second mandril and a pull rod is housed on stent;It is set behind stent Put a shaft, vacuum circuit breaker operating mechanism is equipped with combined floodgate axis and trip shaft, pull rod by shaft, first connecting rod with it is described Combined floodgate axis is connected, and the second mandril connects the trip shaft by second connecting rod, and the lower end of the first mandril is engaged with cabinet door, draws A upper cover plate is fixed in the upper end of bar, and a lower cover is fixed on the top of the first mandril, and upper cover plate and lower cover are in before axle sleeve. The switchgear can realize the interlocking of breaker and disconnecting switch by mechanical structure, and technological deficiency is:Complicated, installation Maintenance difficult and manufacture are of high cost.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of switchgear duplex Bidirectional interlocking mechanism, it can be achieved that switchgear The self interlocking of middle circuit breaker cart and metering handcart and " five the is anti-" interlock requirement for ensuring switchgear, simple and reliable for structure, Versatility convenient to install and maintain is good and manufactures at low cost.
Used technical solution to solve above-mentioned technical problem:A kind of switchgear duplex Bidirectional interlocking mechanism, including opening Cabinet, the incoming line cabinet and metering cabinet being located in switchgear are closed, the inner cavity of incoming line cabinet, which is formed, can house the first of circuit breaker cart disengaging Accommodating space, the inner cavity of metering cabinet form the second accommodating space that can house metering handcart disengaging, first accommodating space and Partition plate is equipped between second accommodating space, partition plate is equipped with first through hole and at least one second through hole, first through hole and second Through hole is respectively communicated with incoming line cabinet and metering cabinet, sets partition plate towards the one side of the first accommodating space as the first plane, sets partition plate One side towards the second accommodating space is the second plane, further includes the first locking device being located on partition plate and the second locking dress It puts, first locking device includes the first cantilever and first bar hinged with the first cantilever that are located in the second plane, the The both ends of one bar are respectively equipped with the first bolt through first through hole and the first accommodating space of scalable disengaging and stretch into second The first contact in accommodating space, second locking device include setting the second cantilever on the first plane and with the second cantilever The second hinged bar, the both ends of the second bar are respectively equipped with through the second through hole and the second accommodating space of scalable disengaging extremely Lack second bolt and stretch into the second contact in the first accommodating space.
As an improvement, articulated shaft is respectively equipped in the middle part of first bar and the second bar, first cantilever and Two cantilevers include the upper and lower two pieces parallel cantilever slabs being fixed on partition plate respectively, and being respectively equipped with several groups on the cantilever slab is hinged The articulated shaft of hole, first bar and the second bar is hinged by hinge hole with the first cantilever and the second cantilever respectively.
As an improvement, first plane is equipped with the first guide plate stretched out to the first accommodating space, the first guide plate The first pilot hole corresponding with the first snibbing position is equipped with, first bolt passes through first through hole and the first pilot hole, institute The first bolt is stated equipped with the first flange, the first flange is located between the first guide plate and partition plate, between the first flange and partition plate Equipped with the spring being sleeved on the first bolt.
As an improvement, the connecting rod being hinged on partition plate is equipped between second bar and the second bolt, the connecting rod It is connected between one end and the second bar by pin hole, the other end of connecting rod is equipped with the bolt fixed part of T-shaped, bolt fixed part On be arranged with two second bolts, set on partition plate there are two the second through hole corresponding with the second bolt, in second plane Equipped with the second guide plate stretched out to the second accommodating space, set on the second guide plate there are two corresponding with the second snibbing position respectively The second pilot hole, the second bolt pass through the second through hole and the second pilot hole, the second bolt be equipped with the second flange, the second flange It is located between the second guide plate and partition plate, the spring being sleeved on the second bolt is equipped between the second flange and the second guide plate.
As an improvement, first contact and the second contact include being articulated in first gear boom end and second gear rod end respectively The idler wheel or annular gasket in portion.
As an improvement, between first bolt and the first bar, between the connecting rod and the second bar and described second /V, the both sides difference of annular gasket are carried out by the annular gasket being set on bolt respectively between bolt and bolt fixed part Equipped with the split pin in insertion bolt.
As an improvement, the middle part of the connecting rod is equipped with articulated shaft, second plane is equipped with the 3rd cantilever, the 3rd cantilever Hinge hole and the parallel cantilever slab being fixed on partition plate are equipped with including left and right for two pieces, and the articulated shaft on connecting rod passes through hinge hole and the Three cantilevers are hinged.
Advantageous effect:A kind of switchgear duplex Bidirectional interlocking mechanism proposed by the present invention can realize breaker hand in switchgear The self interlocking of vehicle and metering handcart, prevents maloperation, it can be ensured that switchgear meets the requirement of " five is anti-" interlocking, simple in structure Reliably, convenient to install and maintain and manufacture is at low cost.
Description of the drawings
The present invention is described further below in conjunction with the accompanying drawings:
Fig. 1 is the switch cabinet structure schematic diagram of the embodiment of the present invention;
Fig. 2 is the structure diagram of another angle of switchgear of the embodiment of the present invention.
Fig. 3 is the structure diagram of the mutual interlocking gear of the embodiment of the present invention.
Fig. 4 is the structure diagram of the first locking device of the embodiment of the present invention.
Fig. 5 is the structure diagram of the second locking device of the embodiment of the present invention.
Fig. 6 is that the first locking device of the embodiment of the present invention is triggered the schematic diagram of state.
Fig. 7 is that the second locking device of the embodiment of the present invention is triggered the schematic diagram of state.
Fig. 8 is that the metering handcart of the embodiment of the present invention is in the schematic diagram of experimental site.
Embodiment includes with the noun that Figure of description is related to and label:Incoming line cabinet 1, metering cabinet 2, partition plate 3, first lock Device 4, the second locking device 5, the first cantilever 6, the first bar 7, the first bolt 8, the first contact 9, circuit breaker cart 10, metering Handcart 11, the first guide plate 12, the second cantilever 13, the second bar 14, the second bolt 15, the second contact 16, connecting rod 17, bolt are solid Determine portion 18, the second guide plate 19.
Specific embodiment
Referring to figs. 1 to 8, a kind of switchgear duplex Bidirectional interlocking mechanism, including switchgear, the incoming line cabinet being located in switchgear 1 and metering cabinet 2, the inner cavity of incoming line cabinet 1 forms the first accommodating space that can house the disengaging of circuit breaker cart 10, metering cabinet 2 it is interior Chamber formation can house metering handcart 11 disengaging the second accommodating space, between the first accommodating space and the second accommodating space be equipped with every Plate 3, partition plate 3 are equipped with first through hole and two the second through holes, and first through hole and the second through hole are respectively communicated with incoming line cabinet 1 and metering Cabinet 2 sets partition plate 3 towards the one side of the first accommodating space as the first plane, sets one side of the partition plate 3 towards the second accommodating space For the second plane, the first locking device 4 and the second locking device 5 being located on partition plate 3 are further included.
With reference to Fig. 3 to 4, the first locking device 4 includes the first cantilever 6 being located in the second plane and is cut with scissors with the first cantilever 6 The first bar 7 connect, the middle part of the first bar 7 are respectively equipped with articulated shaft, the first cantilever 6 include upper and lower two pieces it is parallel be fixed on every Cantilever slab on plate 3, is respectively equipped with six groups of hinge holes on cantilever slab, and the articulated shaft of the first bar 7 is by hinge hole respectively with One cantilever 6 is hinged, sets multigroup hinge hole that bar can be made to be hinged on different positions to meet requirement, can improve cantilever Versatility, make mutual interlocking gear it is simple in structure, it is convenient to install and maintain and manufacture it is at low cost.The both ends of first bar 7 are respectively equipped with Through first through hole and scalable the first bolt 8 for passing in and out the first accommodating space and stretch into the first contact in the second accommodating space 9.First bolt 8 stretches into the first accommodating space and prevents circuit breaker cart 10 from entering the first accommodating space.Reference Fig. 3 to 6, when After metering handcart 11 enters the second accommodating space and triggers the first contact 9, the first bar 7 rotates and the first bolt 8 is driven to exit First accommodating space makes circuit breaker cart 10 that can pass in and out the first accommodating space.
With reference to Fig. 3 to 4, the first plane is equipped with the first guide plate 12 stretched out to the first accommodating space, the first guide plate 12 are equipped with the first pilot hole corresponding with 8 position of the first bolt, and the first bolt 8 passes through first through hole and the first pilot hole, the One bolt 8 is equipped with the first flange, and the first flange is located between the first guide plate 12 and partition plate 3, between the first flange and partition plate 3 Equipped with the spring being sleeved on the first bolt 8, after metering handcart 11 is made to exit the second accommodating space, the first bolt 8 can automatically reset And in the first accommodating space, prevent circuit breaker cart 10 from passing in and out the first accommodating space.
With reference to Fig. 3 to 5, the second locking device 5 include setting the second cantilever 13 on the first plane and with the second cantilever 13 The second hinged bar 14, the middle part of the second bar 14 are respectively equipped with articulated shaft, and the second cantilever 13 includes upper and lower two pieces respectively puts down Row is fixed on the cantilever slab on partition plate 3, and six groups of hinge holes are respectively equipped on cantilever slab, and the articulated shaft of the second bar 14, which passes through, to be hinged Hole is hinged with the second cantilever 13 respectively, sets multigroup hinge hole that bar can be made to be hinged on different positions and is wanted with meeting to use Ask, the versatility of cantilever can be improved, make mutual interlocking gear it is simple in structure, it is convenient to install and maintain and manufacture it is at low cost.Second bar 14 Both ends be respectively equipped with two the second bolts 15 through the second through hole and the second accommodating space of scalable disengaging and stretch into first The second contact 16 in accommodating space.The connecting rod 17 being hinged on partition plate 3 is equipped between second bar 14 and the second bolt 15, even The middle part of bar 17 is equipped with articulated shaft, and the second plane is equipped with the 3rd cantilever, and the 3rd cantilever includes two pieces of left and right and is equipped with hinge hole simultaneously The parallel cantilever slab being fixed on partition plate 3, the articulated shaft on connecting rod 17 are hinged by hinge hole and the 3rd cantilever.The one of connecting rod 17 It is connected between end and the second bar 14 by pin hole, the other end of connecting rod 17 is equipped with the bolt fixed part 18 of T-shaped, and bolt is solid Determine to be arranged with two second bolts 15 in portion 18, set on partition plate 3 there are two with 15 corresponding second through hole of the second bolt, second Plane is equipped with the second guide plate 19 stretched out to the second accommodating space, sets that there are two inserted respectively with second on the second guide plate 19 Corresponding second pilot hole in 15 position of pin, the second bolt 15 pass through the second through hole and the second pilot hole, and the second bolt 15 is equipped with Second flange, the second flange are located between the second guide plate 19 and partition plate 3, and set is equipped between the second flange and the second guide plate 19 Spring on the second bolt 15.By setting two second bolts 15, it is ensured that connecting rod 17 is driven good and is not easy to misplace.Bullet Spring makes the second bolt 15 automatically reset and exits the second accommodating space.With reference to Fig. 3 to 7, when circuit breaker cart 10 holds into first In emptying and behind the second contact 16 of triggering, the second bar 14, which rotates and passes through connecting rod 17, drives the second bolt 15 to hold into second Between emptying, metering handcart 11 is made to be locked in the second accommodating space.
With reference to Fig. 3 to 5, the first contact 9 and the second contact 16 include being articulated in 14 end of the first bar 7 and the second bar respectively The annular gasket in portion, can reduce the first contact 9 and frictional force that when the second contact 16 is triggered generates, make 10 He of circuit breaker cart Metering handcart 11 can swimmingly pass in and out switchgear.Between first bolt 8 and the first bar 7, between 17 and second bar 14 of connecting rod And second pass through the annular gasket being set on bolt between bolt 15 and bolt fixed part 18 and carry out /V, annular gasket respectively Both sides be respectively equipped with insertion bolt in split pin, bolt is made to be pivotably connected on bar or bolt fixed part 18, is made Connecting rod 17 is pivotably connected on bar, connection mode simple and flexible, makes that mutual interlocking gear is simple and reliable for structure, installation and maintenance Conveniently and manufacture at low cost.
With reference to Fig. 7, the location of metering handcart 11 is known as operating position, and the second bolt 15 is kept off in metering handcart 11 at this time Behind, prevent metering handcart 11 from exiting the second accommodating space.With reference to Fig. 8, the location of metering handcart 11 is known as experiment position It puts, the second bolt 15 is located between two wheels of metering handcart 11 at this time.With reference to Fig. 3 to 8, when circuit breaker cart 10 is being tested During position, metering cabinet 2 is not charged, and at this moment the second locking device is not triggered, and metering handcart 11 can pass in and out the second accommodating space, no It is present with phenomenon of arc discharge, it can be with safety operation.When circuit breaker cart 10 is in operating position, the second locking device 5 is triggered, meter The state of handcart 11 is measured as shown in figure 8, metering handcart 11 is locked by the second bolt 15 at this time, cannot be introduced into operating position, so as to Reach safety operation.
With reference to Fig. 3 to Fig. 7, the job order of power transmission operation is that metering handcart 11 first is advanced to operating position, makes first Locking device 4 is triggered, and the first bolt 8 is made to exit the first accommodating space, circuit breaker cart 10 then is advanced to operating position, The second locking device 5 is made to be triggered, make the second bolt 15 into the second accommodating space and locks metering handcart 11, prevents metering hand Vehicle 11 exits operating position, so as to fulfill circuit breaker cart in switchgear 10 and the self interlocking of metering handcart 11, prevents from grasping by mistake Make, it can be ensured that switchgear meets the requirement of " five is anti-" interlocking.
A kind of switchgear duplex Bidirectional interlocking mechanism proposed by the present invention, mainly by simple sheet metal component, bolt, air ring The compositions such as piece and split pin, material is simple, and versatility is good, is suitable for various sizes of nonstandard switchgear, makes mutual interlocking gear knot Structure is simple and reliable, convenient to install and maintain and manufacture is at low cost.
Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the invention is not restricted to above-mentioned embodiment party Formula, can also be before present inventive concept not be departed from the knowledge possessed in technical field those of ordinary skill Put that various changes can be made.

Claims (7)

1. a kind of switchgear duplex Bidirectional interlocking mechanism, including switchgear, the incoming line cabinet and metering cabinet that are located in switchgear, inlet wire The inner cavity of cabinet forms the first accommodating space that can house circuit breaker cart disengaging, and the inner cavity of metering cabinet, which is formed, can house metering handcart Second accommodating space of disengaging, is equipped with partition plate (3) between first accommodating space and the second accommodating space, partition plate is set on (3) Have first through hole and at least one second through hole, first through hole and the second through hole are respectively communicated with incoming line cabinet and metering cabinet, set every The one side of plate (3) towards the first accommodating space is the first plane, sets partition plate (3) towards the one side of the second accommodating space as second Plane, it is characterised in that:Further include the first locking device (4) being located on partition plate (3) and the second locking device (5), described One locking device (4) includes the first cantilever (6) and first bar (7) hinged with the first cantilever (6) that are located in the second plane, The both ends of first bar (7) be respectively equipped with through first through hole and it is scalable disengaging the first accommodating space the first bolt (8) and Stretch into the first contact (9) in the second accommodating space, second locking device (5) includes setting on the first plane second outstanding Arm (13) and second bar (14) hinged with the second cantilever (13), the both ends of the second bar (14), which are respectively equipped with through second, to be led to It hole and at least one second bolt (15) of the second accommodating space of scalable disengaging and stretches into second tactile in the first accommodating space Point (16).
2. a kind of switchgear duplex Bidirectional interlocking mechanism according to claim 1, it is characterised in that:First bar (7) and in the middle part of the second bar (14) articulated shaft is respectively equipped with, first cantilever (6) and the second cantilever (13) include upper respectively The lower two pieces parallel cantilever slabs being fixed on partition plate (3) are respectively equipped with several groups of hinge holes, the first gear on the cantilever slab The articulated shaft of bar (7) and the second bar (14) is hinged with the first cantilever (6) and the second cantilever (13) respectively by hinge hole.
3. a kind of switchgear duplex Bidirectional interlocking mechanism according to claim 1, it is characterised in that:In first plane Equipped with the first guide plate (12) stretched out to the first accommodating space, the first guide plate (12) is equipped with and the first bolt (8) position Corresponding first pilot hole, first bolt (8) pass through first through hole and the first pilot hole, are set on first bolt (8) There is the first flange, the first flange is located between the first guide plate (12) and partition plate (3), is equipped between the first flange and partition plate (3) The spring being sleeved on the first bolt (8).
4. a kind of switchgear duplex Bidirectional interlocking mechanism according to claim 1, it is characterised in that:Second bar (14) connecting rod (17) being hinged on partition plate (3), one end and second of the connecting rod (17) are equipped between the second bolt (15) Bar is connected between (14) by pin hole, and the other end of connecting rod (17) is equipped with the bolt fixed part (18) of T-shaped, and bolt is fixed Two second bolts (15) are arranged in portion (18), are set on partition plate (3) logical there are two corresponding with the second bolt (15) second Hole, second plane are equipped with the second guide plate (19) stretched out to the second accommodating space, and the second guide plate (19) is equipped with Two the second pilot hole corresponding with the second bolt (15) position, the second bolt (15) are oriented to through the second through hole and second respectively Hole, the second bolt (15) are equipped with the second flange, and the second flange is located between the second guide plate (19) and partition plate (3), and second is convex The spring being sleeved on the second bolt (15) is equipped between edge and the second guide plate (19).
5. a kind of switchgear duplex Bidirectional interlocking mechanism according to claim 1, it is characterised in that:First contact (9) and the second contact (16) include being articulated in the idler wheel or annular of the first bar (7) end and the second bar (14) end respectively Gasket.
6. any one switchgear duplex Bidirectional interlocking mechanism according to Claims 1-4, it is characterised in that:Described Between one bolt (8) and the first bar (7), between the connecting rod (17) and the second bar (14) and second bolt (15) with /V is carried out by the annular gasket being set on bolt respectively between bolt fixed part (18), the both sides of annular gasket are set respectively There is the split pin in insertion bolt.
7. a kind of switchgear duplex Bidirectional interlocking mechanism according to claim 4, it is characterised in that:The connecting rod (17) Middle part is equipped with articulated shaft, and second plane is equipped with the 3rd cantilever, and the 3rd cantilever includes two pieces of left and right and is equipped with hinge hole and puts down Row is fixed on cantilever slab on partition plate (3), and the articulated shaft on connecting rod (17) is hinged by hinge hole and the 3rd cantilever.
CN201810071448.0A 2018-01-24 2018-01-24 Duplex two-way interlocking mechanism of switch cabinet Active CN108092173B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810071448.0A CN108092173B (en) 2018-01-24 2018-01-24 Duplex two-way interlocking mechanism of switch cabinet

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Application Number Priority Date Filing Date Title
CN201810071448.0A CN108092173B (en) 2018-01-24 2018-01-24 Duplex two-way interlocking mechanism of switch cabinet

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CN108092173A true CN108092173A (en) 2018-05-29
CN108092173B CN108092173B (en) 2024-01-16

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109038342A (en) * 2018-08-29 2018-12-18 汇网电气有限公司 A kind of switchgear with interlock
CN109088345A (en) * 2018-08-29 2018-12-25 汇网电气有限公司 A kind of implementation method of the switchgear with interlock
CN110190545A (en) * 2019-06-27 2019-08-30 镇江西门子母线有限公司 A kind of switch controlling device

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CN205406339U (en) * 2016-03-05 2016-07-27 南洋电气集团有限公司 Secondary interlocking device
CN205543924U (en) * 2016-04-06 2016-08-31 四川华一电器有限公司 Interlocking mechanical device between cubical switchboard
CN106848900A (en) * 2017-03-06 2017-06-13 天津平高智能电气有限公司 Front door of switch cabinet locking device and the switch cubicle using the locking device
CN207884179U (en) * 2018-01-24 2018-09-18 广东友源电气有限公司 A kind of switchgear duplex Bidirectional interlocking mechanism

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Publication number Priority date Publication date Assignee Title
GB1237772A (en) * 1967-06-09 1971-06-30 Reyrolle A & Co Ltd Improvements relating to high-voltage electric switchgear
DE3621748A1 (en) * 1986-06-28 1988-01-14 Licentia Gmbh Contact arrangement for a withdrawable power circuit breaker
CN201298686Y (en) * 2008-10-29 2009-08-26 福建森达电气有限公司 Simple drawer interlocking device for drawer type switch cabinet
CN201689798U (en) * 2010-04-27 2010-12-29 广西柳电电气股份有限公司 Interlocking device of high-voltage switch cabinet
CN201805171U (en) * 2010-08-31 2011-04-20 福州天宇电气股份有限公司 Second plug interlocking device of handcart type switch cabinet
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CN203150985U (en) * 2013-04-07 2013-08-21 广东华力电气有限公司 Drawer opening-closing mechanism for drawer chest
CN204155795U (en) * 2014-09-18 2015-02-11 宁波奥克斯高科技有限公司 Fixed vacuum breaker joins the interlock of switch cubicle
CN205406339U (en) * 2016-03-05 2016-07-27 南洋电气集团有限公司 Secondary interlocking device
CN205543924U (en) * 2016-04-06 2016-08-31 四川华一电器有限公司 Interlocking mechanical device between cubical switchboard
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109038342A (en) * 2018-08-29 2018-12-18 汇网电气有限公司 A kind of switchgear with interlock
CN109088345A (en) * 2018-08-29 2018-12-25 汇网电气有限公司 A kind of implementation method of the switchgear with interlock
CN110190545A (en) * 2019-06-27 2019-08-30 镇江西门子母线有限公司 A kind of switch controlling device
CN110190545B (en) * 2019-06-27 2024-05-28 镇江西门子母线有限公司 Switch control device

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