CN205900364U - Electronic earthing switch mechanical interlocking of high tension switchgear - Google Patents

Electronic earthing switch mechanical interlocking of high tension switchgear Download PDF

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Publication number
CN205900364U
CN205900364U CN201620663950.7U CN201620663950U CN205900364U CN 205900364 U CN205900364 U CN 205900364U CN 201620663950 U CN201620663950 U CN 201620663950U CN 205900364 U CN205900364 U CN 205900364U
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China
Prior art keywords
plate
rotating shaft
mechanical interlocking
blocking lever
flap
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CN201620663950.7U
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Chinese (zh)
Inventor
刘建华
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ZHEJIANG SUNMEI POWER TRANSMISSION AND DISTRIBUTION Co Ltd
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ZHEJIANG SUNMEI POWER TRANSMISSION AND DISTRIBUTION Co Ltd
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Priority to CN201620663950.7U priority Critical patent/CN205900364U/en
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Abstract

The utility model discloses an electronic earthing switch mechanical interlocking of high tension switchgear, but the first line of a couplet jam plate including horizontally pivot and the vertical removal of looks countershaft, the lower extreme of first line of a couplet jam plate is equipped with second line of a couplet jam plate, second line of a couplet jam plate in be equipped with vertical lower blocking lever, the lower extreme of blocking lever is fixed with down the bent plate, the below of pivot is equipped with at the fixed lower carriage of the photogenic countershaft of vertical direction, the lower carriage on be equipped with can the last blocking lever of the vertical removal of relative lower carriage under the pivot effect and can with the commentaries on classics board of first line of a couplet jam plate linkage, the lower extreme of going up the blocking lever is connected with the company's board that acts on second line of a couplet jam plate, the below of changeing the board is equipped with and changes the lower micro -gap switch that the board contacted. The utility model aims at providing an electronic earthing switch mechanical interlocking of high tension switchgear of simple structure, be convenient for production and assembly.

Description

A kind of high-tension switch cabinet electric ground switch mechanical interlocking
Technical field
This utility model belongs to high-tension switch cabinet field, more particularly, to a kind of high-tension switch cabinet electric ground switch machinery connection Lock.
Background technology
The statistics of a large amount of electrical hazards shows over the years, personal electric shock casualty accident and electrical equipment accident, this often with The technical operation standard of electrician has direct relation, in strict accordance with the operation of electrical safety working regulation, can effectively subtract Less and avoid the generation of misoperation fault, but often there is maloperation in practical work, so must take rationally and effectively Avoided using interlock or minimizing accident generation.It will usually arrange more interlock for high-tension switch cabinet, To reach switch five anti-interlocking requirement of shelter.However, existing design is all more than the parts that more complicated is related to, this gives dress Join personnel to make troubles, also increase unreliability when equipment uses.
Utility model content
This utility model is to overcome above-mentioned deficiency of the prior art, there is provided a kind of structure is simple, be easy to production High-tension switch cabinet electric ground switch mechanical interlocking with assembling.
To achieve these goals, this utility model employs the following technical solutions:
A kind of high-tension switch cabinet electric ground switch mechanical interlocking, the rotating shaft including level and can relatively rotating shaft vertically moving Dynamic upper interlock plate, the lower end of described upper interlock plate is provided with lower interlock plate, is provided with vertical lower interlocking in described lower interlock plate Bar, the lower end of blocking lever is fixed with lower bent plate, and the lower section of described rotating shaft is provided with lower fixing relative to rotating shaft of in the vertical direction Frame, described lower carriage be provided with can under rotating shaft effect relatively the upper blocking lever of lower carriage vertical shift and can with interlocking The flap of plate linkage, the lower end of upper blocking lever is connected with the connecting plate acting on lower interlock plate, and the lower section of described flap is provided with and turns The lower microswitch of plate contact.When the spindle is rotated, rotating shaft drives upper blocking lever to move down, and the lower end of upper blocking lever acts on and turns Plate is so that flap drives lower interlock plate to move down.Now, the upper interlock plate being connected and lower blocking lever are also simultaneously downward with lower interlock plate Mobile, drive flap when upper interlock plate moves down by pressure microswitch, thus cutting off electric loop, and lower blocking lever moves down so that Lower bent plate is grounded interlocking fit with the handcart of high-tension switch cabinet, realizes mechanical interlocking.
Preferably, the outside of described lower carriage is fixed with location-plate, described location-plate be provided with some vertically The location hole of arrangement, one end of described connecting plate is connected with one of them rotation of location hole, and the side of described lower interlock plate is provided with Vertical chute, the other end of connecting plate is provided with the shank spacing with chute lower end.
Preferably, the upper end of described location-plate is fixed with side plate, one end of described flap is rotated with side plate and is connected, flap The other end be provided with the positive stop end of inclination, described upper interlock plate is provided with the stopper slot with spacing end in contact, in described flap Portion is provided with the action plate with the cooperation of lower microswitch.
Preferably, described rotating shaft is provided with locking cam, the top of described upper blocking lever is provided with is joined with locking cam The contact plate closing.
Preferably, also including microswitch, for the fixing upper upper bent plate of microswitch and the axial direction with rotating shaft Relatively-stationary side stand, described upper bent plate is provided with the sliding bar acting on microswitch, described sliding bar another End is provided with runs through side stand formation effect end, and the outside of side stand is provided with and acts on the fixing outer bent plate in end.
Preferably, described rotating shaft is provided with limit cam in the side of locking cam.
Preferably, also including the upper bracket of positioning rotating shaft, described upper interlock plate is provided with guide pad, described upper Frame is provided with the guide groove being slidably matched with guide pad.
The beneficial effects of the utility model are: structure is simple, simplify production and assembling process, improve the reliability of interlocking Property.
Brief description
Fig. 1 is structural representation of the present utility model;
Fig. 2 is front view of the present utility model.
In figure: upper microswitch 1, upper bent plate 2, sliding bar 3, limit cam 4, side stand 5, outer bent plate 6, upper interlock plate 7, Stopper slot 7a, locking cam 8, spanner 9, lower microswitch 10, lower interlock plate 11, chute 11a, lower blocking lever 12, lower bent plate 13, Shank 14, connecting plate 15, location-plate 16, location hole 16a, side plate 17, flap 18, positive stop end 18a, action plate 18b, lower carriage 19, Upper blocking lever 20, contact plate 20a, rotating shaft 21, guide pad 22, upper bracket 23.
Specific embodiment
With reference to the accompanying drawings and detailed description this utility model is further described.
In embodiment as shown in Figure 1 and Figure 2, a kind of high-tension switch cabinet electric ground switch mechanical interlocking, including rotating shaft 21st, upper interlock plate 7, lower interlock plate 11, flap 18 and connecting plate 15.Wherein, rotating shaft is horizontally disposed, and carries out axle by upper bracket 23 To positioning, rotating shaft can relatively upper bracket revolution.Upper interlock plate is provided with guide pad 22, and upper bracket is provided with to be slided with guide pad The guide groove of dynamic cooperation, upper interlock plate can relative rotating shaft vertical shift.The lower end of upper interlock plate is provided with lower interlock plate, in lower interlock plate Be provided with vertical lower blocking lever 12, the lower end of blocking lever is fixed with lower bent plate 13, is provided with handcart in high-tension switch cabinet, lower bent plate with The ground connection interlocking of handcart plays the effect of cooperating.
The lower section of rotating shaft is provided with the in the vertical direction lower carriage 19 fixing relative to rotating shaft, and lower carriage is provided with can be in rotating shaft The lower upper blocking lever 20 of lower carriage vertical shift relatively of effect and the flap that can link with upper interlock plate, the outside of lower carriage is solid Surely there is location-plate 16, location-plate is provided with some location hole 16a being arranged in a vertical direction, and the lower end of upper blocking lever is connected with work For the connecting plate of lower interlock plate, one of them of one end of connecting plate and location hole rotates and is connected, and the side of lower interlock plate is provided with perpendicular Straight chute 11a, the other end of connecting plate is provided with the shank 14 spacing with chute lower end.
The upper end of location-plate is fixed with side plate 17, and one end of flap is rotated with side plate and is connected, and the other end of flap is provided with and inclines Oblique positive stop end 18a, upper interlock plate is provided with the stopper slot 7a with spacing end in contact, and the middle part of flap is provided with and lower microswitch 10 The action plate 18b of cooperation.The lower section of flap is provided with the lower microswitch contacting with flap.Rotating shaft is provided with locking cam 8, the first line of a couplet The top of locking bar is provided with the contact plate 20a with locking cam cooperation, and rotating shaft is provided with limit cam 4 in the side of locking cam.
Additionally, also including microswitch 1, for the fixing upper upper bent plate 2 of microswitch and the axial phase with rotating shaft To fixing side stand 5, upper bent plate is provided with the sliding bar 3 acting on microswitch, and the other end of sliding bar is provided with and runs through Side stand formation acts on end, and the outside of side stand is provided with and acts on the fixing outer bent plate 6 in end.
When being interlocked, sliding bar is pressed by outer bent plate so that sliding bar starts upper microswitch, upper microswitch Act on an electric interlock.By outside spanner 9 and rotating shaft cooperation, rotating shaft makes locking cam act on interlocking The contact plate in masthead portion is so that upper blocking lever moves down.The lower end of upper blocking lever acts on flap so that flap drives lower interlock plate Move down, upper interlock plate, lower blocking lever and lower bent plate also together move down, lower bent plate acts on the ground connection interlocking of handcart.With this Meanwhile, so that flap rotates down, flap presses lower fine motion and opens for the stopper slot on upper interlock plate and the spacing end in contact of flap Close, lower microswitch, cut off electric loop, thus realize high-tension switch cabinet electric ground switch electric operating and manual operation it Between interlock.

Claims (7)

1. a kind of high-tension switch cabinet electric ground switch mechanical interlocking, is characterized in that, the rotating shaft (21) including level and can phase The upper interlock plate (7) of countershaft (21) vertical shift, the lower end of described upper interlock plate (7) is provided with lower interlock plate (11), described It is provided with vertical lower blocking lever (12), the lower end of blocking lever is fixed with lower bent plate (13), described rotating shaft in lower interlock plate (11) (21) lower section is provided with the in the vertical direction lower carriage (19) fixing relative to rotating shaft (21), and described lower carriage (19) is provided with Can be link can relative to the upper blocking lever (20) of lower carriage (19) vertical shift and with upper interlock plate (7) under rotating shaft (21) effect Flap (18), the lower end of upper blocking lever (20) is connected with the connecting plate (15) acting on lower interlock plate (11), described flap (18) Lower section be provided with the lower microswitch (10) contacting with flap (18).
2. a kind of high-tension switch cabinet electric ground switch mechanical interlocking according to claim 1, is characterized in that, described lower The outside of frame (19) is fixed with location-plate (16), and described location-plate (16) is provided with some location holes being arranged in a vertical direction (16a), one end of described connecting plate (15) is connected with one of them rotation of location hole (16a), and the one of described lower interlock plate (11) Side is provided with vertical chute (11a), and the other end of connecting plate (15) is provided with the shank (14) spacing with chute (11a) lower end.
3. a kind of high-tension switch cabinet electric ground switch mechanical interlocking according to claim 2, is characterized in that, described positioning The upper end of plate (16) is fixed with side plate (17), and one end of described flap (18) is rotated with side plate (17) and is connected, flap (18) another One end is provided with the positive stop end (18a) of inclination, and described upper interlock plate (7) is provided with the stopper slot (7a) contacting with positive stop end (18a), The middle part of described flap (18) is provided with the action plate (18b) coordinating with lower microswitch (10).
4. a kind of high-tension switch cabinet electric ground switch mechanical interlocking according to claim 1 or 2 or 3, is characterized in that, institute The rotating shaft (21) stated is provided with locking cam (8), and the top of described upper blocking lever (20) is provided with and connecing that locking cam (8) coordinates Touch panel (20a).
5. a kind of high-tension switch cabinet electric ground switch mechanical interlocking according to claim 1 or 2 or 3, is characterized in that, also Including upper microswitch (1), the upper bent plate (2) for fixing upper microswitch (1) and axially opposing solid with rotating shaft (21) Fixed side stand (5), described upper bent plate (2) is provided with the sliding bar (3) acting on microswitch (1), described sliding bar (3) the other end is provided with and runs through side stand (5) formation effect end, and the outside of side stand (5) is provided with and acts on the fixing excurvation in end Plate (6).
6. a kind of high-tension switch cabinet electric ground switch mechanical interlocking according to claim 4, is characterized in that, described turns Axle (21) is provided with limit cam (4) in the side of locking cam (8).
7. a kind of high-tension switch cabinet electric ground switch mechanical interlocking according to claim 1 or 2 or 3, is characterized in that, also Upper bracket (23) including positioning rotating shaft (21), described upper interlock plate (7) is provided with guide pad (22), described upper bracket (23) it is provided with the guide groove being slidably matched with guide pad (22).
CN201620663950.7U 2016-06-29 2016-06-29 Electronic earthing switch mechanical interlocking of high tension switchgear Active CN205900364U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620663950.7U CN205900364U (en) 2016-06-29 2016-06-29 Electronic earthing switch mechanical interlocking of high tension switchgear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620663950.7U CN205900364U (en) 2016-06-29 2016-06-29 Electronic earthing switch mechanical interlocking of high tension switchgear

Publications (1)

Publication Number Publication Date
CN205900364U true CN205900364U (en) 2017-01-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620663950.7U Active CN205900364U (en) 2016-06-29 2016-06-29 Electronic earthing switch mechanical interlocking of high tension switchgear

Country Status (1)

Country Link
CN (1) CN205900364U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110707580A (en) * 2019-08-28 2020-01-17 贵州电网有限责任公司 In put cabinet circuit breaker and overhaul blocking device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110707580A (en) * 2019-08-28 2020-01-17 贵州电网有限责任公司 In put cabinet circuit breaker and overhaul blocking device
CN110707580B (en) * 2019-08-28 2020-12-01 贵州电网有限责任公司 In put cabinet circuit breaker and overhaul blocking device

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