CN104319131B - A kind of interlocking mechanism of switch cabinet - Google Patents
A kind of interlocking mechanism of switch cabinet Download PDFInfo
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- CN104319131B CN104319131B CN201410615029.0A CN201410615029A CN104319131B CN 104319131 B CN104319131 B CN 104319131B CN 201410615029 A CN201410615029 A CN 201410615029A CN 104319131 B CN104319131 B CN 104319131B
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- main shaft
- switch
- isolating switch
- switch main
- supporting bracket
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
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- Switch Cases, Indication, And Locking (AREA)
Abstract
A kind of interlocking mechanism of switch cabinet, belongs to high-voltage electrical equipment manufacturing technology field.The present invention includes isolating switch main shaft, grounding switch main shaft, limit assembly and linkage; Described limit assembly is coaxially connected with one end of described isolating switch main shaft, the other end of described grounding switch main shaft and described isolating switch main shaft is connected by described linkage, open the isolating switch in switch cubicle, the earthed switch in Closing Switch cabinet open door of switch cabinet when being rotated counterclockwise to make described isolating switch main shaft, and the isolating switch that closes when isolating switch main shaft turns clockwise, open earthed switch in switch cubicle and locking switch cabinet cabinet door.Structure of the present invention is simple, can be grounded the one interlocked brake of switch, isolating switch and cabinet door, this interlocking mechanism of switch cabinet flexible operation, failure rate is low, be conducive to operating personnel and carry out trouble hunting and conventional maintenance work.
Description
Technical field
The present invention relates to high-voltage electrical equipment manufacturing technology field, especially a kind of interlocking mechanism of switch cabinet.
Background technology
Switch cubicle is used to on-off and protection supply line and realizes excising the equipment of faulty line with Cooperation with Relay.When supply line or equipment break down and when overhauling normally, need the vacuum switch in cut-off switch cabinet successively, disconnect isolating switch, cabinet door can be opened after the earthed switch that closes and operate.At present, operating personnel need to operate separately vacuum switch, isolating switch, earthed switch, and interlocking device is often connected with earthed switch and realizes anti-lock function, such complex operation, if operating personnel operate unskilled meeting cause operate miss, while isolating switch does not disconnect, open cabinet door have potential safety hazard.And, existing interlocking device is quite simple, the general place that arranges at cabinet door place locks, such as utility model patent CN201994208U discloses a kind of interlocking device for switch cabinet grounding switch, it mainly utilizes the chain interlocking bolt taken turns and be located on door of switch cabinet be located on grounding switch main shaft to match, by rotating grounding switch main shaft and being communicated with between cabinet door or disconnecting, the matching of interlocking bolt and interlocking wheel reduces after long-term use, can reduce Interlock Function.
Summary of the invention
The present invention is directed to the deficiency that prior art exists, a kind of flexible operation is provided, be grounded switch, isolating switch and cabinet door one interlocked brake, and the interlocking device of switch cabinet of many places locking is set at cabinet door place.
Technical scheme of the present invention is to provide a kind of interlocking mechanism of switch cabinet, it is characterized in that, comprises isolating switch main shaft, grounding switch main shaft, limit assembly and linkage; Described limit assembly is coaxially connected with one end of described isolating switch main shaft, the other end of described grounding switch main shaft and described isolating switch main shaft is connected by described linkage, open the isolating switch in switch cubicle, the earthed switch in Closing Switch cabinet open door of switch cabinet when being rotated counterclockwise to make described isolating switch main shaft, and the isolating switch that closes when isolating switch main shaft turns clockwise, open earthed switch in switch cubicle and locking switch cabinet cabinet door.
This interlocking mechanism of switch cabinet utilizes limiting component be connected with isolating switch main shaft by cabinet door and utilize linkage isolating switch main shaft and grounding switch main shaft to be connected, when operating personnel's console switch cabinet interlocking device, while limiting component and cabinet door unlock, isolating switch disconnects and earthed switch closes; And while limiting component and cabinet door lock are fixed, the closed and earthed switch disconnection of isolating switch.Easy to operate like this, flexible, achieve the one interlocked brake of earthed switch, isolating switch and cabinet door.
As preferably of the present invention, described limit assembly comprises operational motion parts, the first rotatable parts and the first limiting plate; Described operational motion parts run through the dividing plate be located between frame in switch cubicle and cabinet door, and described operational motion parts being connected with described isolating switch main shaft; Described first rotatable parts one end is fixedly connected with described isolating switch main shaft, and the other end is flexibly connected with the first limiting plate be arranged on described dividing plate.
As preferably of the present invention, described operational motion parts comprise the first supporting bracket and round bar; Described round bar and isolating switch main shaft are coaxially arranged, elastomeric element is provided with along the axis direction of described isolating switch main shaft between described round bar and described isolating switch main shaft, be provided with the first activity bar by described elastomeric element effect in described round bar, the avris of described round bar offers loose slot in order to hold described first activity bar; Become chute to coordinate between described first supporting bracket and described dividing plate, and described first supporting bracket is arranged on the side of described round bar, described first supporting bracket and described first activity bar realize dynamic cooperation.
As preferably of the present invention, described first supporting bracket comprises the first lock part and the second lock part, is connected between described first lock part with described second lock part by the first spring.
As preferably of the present invention, described limit assembly also comprises the second rotatable parts; Described operational motion parts comprise the first supporting bracket, round bar and the second supporting bracket; Described round bar and isolating switch main shaft are coaxially arranged, elastomeric element is provided with along the axis direction of described isolating switch main shaft between described round bar and described isolating switch main shaft, be provided with the first activity bar by described elastomeric element effect in described round bar, the avris of described round bar offers loose slot in order to hold described first activity bar; Become chute to coordinate between described first supporting bracket and described dividing plate, and described first supporting bracket is arranged on the side of described round bar, described first supporting bracket and described first activity bar realize dynamic cooperation; Described second rotatable parts act on by the switch lever on dividing plate and the interlock of separating brake handle, drive described second supporting bracket along the movement in vertical direction on dividing plate respectively; Become chute to coordinate between described second supporting bracket and described dividing plate, and described second supporting bracket is arranged on the opposite side of described round bar, described second supporting bracket and described first activity bar realize dynamic cooperation.
As preferably of the present invention, described first rotatable parts are the parts that rotate same with described isolating switch main shaft; Described first limiting plate coordinates with chute between described dividing plate; Described first rotatable parts are flexibly connected with described first limiting plate by the second spring.
As preferably of the present invention, described limit assembly also comprises the 3rd rotatable parts, described 3rd rotatable parts comprise the fixed part be fixedly installed on described isolating switch main shaft, described fixed part is connected with the big spring be fixed in described frame by the first linkage board, closes isolating switch and cabinet door and disconnect the energy of earthed switch with the stressed storage of described big spring while making disconnection isolating switch.
As preferably of the present invention, described fixed part is the endless member with opening, described endless member be circumferentially provided with the first extension block and the second extension block, the distance of described first extension block and described second extension block circumferencial direction is described operational motion component actuation distance.
As preferably of the present invention, described linkage comprises the second linkage board, portable plate, stock, the 3rd linkage board, four-axle linkage plate; Described linkage is arranged in described frame along y direction, described second linkage board and described isolating switch main shaft are connected, and connecting described portable plate, described stock, described 3rd linkage board, described four-axle linkage plate successively, described four-axle linkage plate and described grounding switch main shaft are connected.
The present invention has following beneficial effect:
Interlocking mechanism of switch cabinet structure of the present invention is simple, can be grounded the one interlocked brake of switch, isolating switch and cabinet door, and on dividing plate, arranges the first supporting bracket, the second supporting bracket, the 3rd supporting bracket, the first limiting plate and cabinet door realize many places and lock.Therefore, this interlocking mechanism of switch cabinet flexible operation, failure rate is low, is conducive to operating personnel and carries out trouble hunting and conventional maintenance work.
Accompanying drawing explanation
Fig. 1 is the structure chart of interlocking mechanism of switch cabinet of the present invention;
Fig. 2 be interlocking mechanism of switch cabinet of the present invention the structure chart of limit assembly.
In figure, 1-isolating switch main shaft; 2-grounding switch main shaft; 3-limit assembly; 31-operational motion parts; 311-round bar; 3111-elastomeric element; 3112-first activity bar; 312-first supporting bracket; 312a-first lock part; 312b-second lock part; 313-second supporting bracket; The movable circumference plate of 315-; 32-first limiting plate; 321-coupling part; 322-buckle; 33-first rotatable parts; 34-second rotatable parts; 35-the 3rd rotatable parts; 351-big spring; 4-frame; 5-dividing plate; 6-linkage; 61-second linkage board; 62-portable plate; 63-stock; 64-the 3rd linkage board; 65-four-axle linkage plate; Fixed part on 66-linkage; 7-energy accumulation handle; 8-switch lever; 9-separating brake handle; 10-guidance panel.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Fig. 1,2 shows the structural representation of interlocking mechanism of switch cabinet of the present invention.This interlocking mechanism of switch cabinet is for comprising the switch cubicle of cabinet, cabinet door, dividing plate 5, guidance panel 10, switching device.Described switching device comprises energy accumulation handle 7, energy-stored spring, switch lever 8, separating brake handle 9.This interlocking mechanism of switch cabinet comprises grounding switch main shaft 2, isolating switch main shaft 1, linkage and limit assembly.Described isolating switch main shaft 1 and described grounding switch main shaft 2 all laterally run through described frame 4 and are successively set in described frame 4 from top to bottom; Described isolating switch main shaft 1 is connected by the linkage being arranged on frame 4 side with described grounding switch main shaft 2, at the opposite side of described frame 4, described isolating switch main shaft 1 is connected with described limit assembly, described limit assembly matches with cabinet door, finally realizes the interlocked brake of cabinet door-isolating switch-earthed switch.
In order to improve flexibility and the fail safe of operation, the mechanism of one interlocked brake is set.The interlock of isolating switch and earthed switch is realized by linkage, solves the problem of isolating switch and earthed switch separate operation in prior art.This linkage comprises the second linkage board 61, portable plate 62, stock 63, the 3rd linkage board 64, four-axle linkage plate 65.Described linkage is arranged on the side of described frame 4 along y direction, and described second linkage board 61 one end is socketed in outside described isolating switch main shaft 1, rotates and action with described isolating switch main shaft 1; The other end of described second linkage board 61 and one end of described portable plate 62 are flexibly connected, and both moving fulcrums are fixed in described frame 4; The other end of described portable plate 62 is flexibly connected with one end of stock 63; Described stock 63 is long, when isolating switch main shaft 1-linkage 6-grounding switch main shaft 2 three links be exempt from stock 63 depart from y direction make the power of transmission deflect or transmit power diminish, and then make when disconnecting isolating switch, earthed switch cannot on normal occlusion, then need to arrange fixed part 66 at stock 63 local location, make stock 63 keep arranging along the y direction of described frame 4; The other end of described stock 63 is connected with one end of described 3rd linkage board 64, and described 3rd linkage board 64 other end is flexibly connected with one end of described four-axle linkage plate 65; Described four-axle linkage plate 65 one end is socketed in outside described grounding switch main shaft 2.Wherein, described second linkage board 61 is connected with described portable plate 62 one-tenth angle, and described 3rd linkage board 64 is connected with described four-axle linkage plate 65 one-tenth angles.When isolating switch main shaft 1 is rotated counterclockwise, isolating switch disconnects, the revolving force of isolating switch main shaft 1 drives described linkage action, transmit revolving force by the second linkage board 61, portable plate 62, stock 63, the 3rd linkage board 64, four-axle linkage plate 65 successively, make described four-axle linkage plate 65 drive grounding switch main shaft 2 to rotate and the earthed switch that closes; When isolating switch main shaft 1 turns clockwise, isolating switch closes, the revolving force drivening rod mechanism counteragent of isolating switch main shaft 1, drives grounding switch main shaft 2 reverse rotation and disconnects earthed switch.
In addition, isolating switch and cabinet door realize interlocked brake further by limit assembly.Described limit assembly comprises operational motion parts, the first rotatable parts 33 and the first limiting plate 32.Described operational motion parts run through on the dividing plate 5 that is arranged between cabinet and cabinet door, described operational motion parts and described isolating switch main shaft 1 are connected, described first rotatable parts 33 one end is fixedly connected with described isolating switch main shaft 1, to rotate with described isolating switch main shaft 1, and the other end of described first rotatable parts 33 is flexibly connected with described first limiting plate 32 be located on dividing plate 5.Described operational motion parts comprise the first supporting bracket 312 and round bar 311.Described round bar 311 is coaxially arranged on outside described isolating switch main shaft 1 with described isolating switch main shaft 1, is provided with elastomeric element 3111 between.Also be provided with the first activity bar 3112 in described round bar 311, the avris of described round bar 311 is provided with loose slot, in order to hold described first activity bar 3112.Chute is become to coordinate between described first supporting bracket 312 and dividing plate 5, as as described in the first supporting bracket 312 chute moving direction be as described in dividing plate 5 moves horizontally direction, described first supporting bracket 312 and described operational motion parts are near setting, when cabinet door is opened, described first activity bar 3112 is just blocked to prevent described first activity bar 3112 from moving by described first supporting bracket 312.When cabinet door closes, closed first supporting bracket 312 that makes of cabinet door moves horizontally, then the first supporting bracket 312 no longer blocks described first activity bar 3112, now can apply cross force to the elastomeric element 3111 in described operational motion parts, described first activity bar 3112 moves along the loose slot of described round bar 311, apply revolving force to isolating switch main shaft 1 again, then closed, the earthed switch of isolating switch disconnects.The cooperation of said structure is guaranteed the fail safe operated to prevent misoperation.
Described limit assembly also comprises the second rotatable parts 34.Described second rotatable parts 34 one end and described switch lever 8 and described separating brake handle 9 are connected, the other end and described second supporting bracket 313 of described second rotatable parts 34 are connected, after utilizing energy accumulation handle 7 to complete energy storage, switch lever action, makes described second rotatable parts 34 drive described second supporting bracket 313 to move along the movable circumference plate 315 be arranged on described dividing plate 5.Chute is become to coordinate between the same and described dividing plate 5 of described second supporting bracket 313, as as described in the second supporting bracket 313 chute moving direction be as described in vertical direction on dividing plate 5 move, described first activity bar 3112 is just blocked to prevent described first activity bar 3112 from moving by described second supporting bracket 313, and cabinet door is locked simultaneously.When 9 action of described separating brake handle, described second rotatable parts 34 drive described second supporting bracket 313 to move along described movable circumference plate 315 with above-mentioned rightabout, and described first activity bar 3112 is no longer blocked by described second supporting bracket 313.When the elastomeric element 3111 in described operational motion parts is subject to cross force, described first activity bar 3112 moves along the loose slot of described round bar 311, then applies revolving force to isolating switch main shaft 1, then isolating switch disconnects, and earthed switch closes.Wherein, described first supporting bracket 312 comprises the first lock part 312a and the second lock part 312b, the first spring is connected with between described first lock part 312a and the second lock part 312b, this first supporting bracket 312 coordinates with cabinet door, when cabinet door closes, described first lock part 312 coordinates with the blade type head of cabinet door and realizes with cabinet door lock fixed, and described first supporting bracket 312 horizontal direction on dividing plate moves simultaneously, makes described second lock part 312b no longer block the first activity bar 3112; When cabinet door is opened, utilize spring Rapid reset, make the first lock part 312b block the first activity bar 3112.
Described limit assembly also can comprise the 3rd rotatable parts 35.Described 3rd rotatable parts 35 comprise fixed part, it to be fixedly installed on described isolating switch main shaft 1 and together to rotate with described isolating switch main shaft 1, described frame 4 there is a big spring 351, described big spring 351 is connected by the first linkage board with described fixed part, when the 3rd rotatable parts 35 rotate, stretched by the first linkage board or compression big spring 351, big spring 351 saves as the energy of next operation, when the manual operation of compounding practice bar, the closed or disconnection between disconnecting link effectively can be completed more fast.Wherein, described fixed part is the endless member with opening, described endless member be circumferentially provided with the first extension block and the second extension block, the distance of described first extension block and described second extension block circumferencial direction is described operational motion component actuation distance, namely isolating switch main shaft 1 rotates between described first extension block and described second extension block, and two-end-point is respectively the state point that isolating switch closes or isolating switch disconnects.
First rotatable parts 33 described in such scheme are all one with described isolating switch main shaft 1 with the parts rotated, and its one end is bolted on described isolating switch main shaft 1, rotates with described isolating switch main shaft 1; The other end is flexibly connected with described first limiting plate 32 by connecting rod or band hook part.Described first limiting plate 32 can comprise coupling part 321 and buckle 322, described first limiting plate 32 coordinates with same chute between described dividing plate 5, make buckle 322 extreme lower position of described first limiting plate 32 just concordant with guidance panel 10 peak, this guidance panel is be arranged on the metal decking on dividing plate 5, which is provided with the first supporting bracket 312, second supporting bracket 313 and round bar 311.The coupling part 321 of described first limiting plate 32 is flexibly connected with described first rotatable parts 33 by the second spring, namely when described isolating switch main shaft 1 rotates, described first rotatable parts 33 rotate, connecting rod or the band hook part of described first rotatable parts 33 affect described second spring generation deformation, move along its chute to make described first limiting plate 32.
In order to improve processing safety, need to arrange many places cabinet door lock fixed, technique scheme capable of being combined, when described scheme all comprises, this interlocking mechanism of switch cabinet performance is best.This interlocking mechanism of switch cabinet is arranged in switch cubicle, when needing to be serviced, service work time, first operating personnel disconnect vacuum switch, and next utilizes action bars operation action component.When isolating switch closes and the initial condition of earthed switch disconnection, door of switch cabinet closes, first supporting bracket 312 and the second supporting bracket 313 are divided into described round bar 311 both sides, described first supporting bracket 312 is in the left side of its chute, and described first supporting bracket 312 utilizes its first lock part 312a and cabinet door lock to live; Described second supporting bracket 313 is in the bottom side of its chute, and described first activity bar 3112 is blocked by described second supporting bracket 313; Described first limiting plate 32 is on the top of its chute, and namely buckle exceeds described dividing plate 5, and the part fits on buckle and cabinet door realizes locking further.After opening separating brake handle 9, second rotatable parts 34 drive the second supporting bracket 313 to rotate counterclockwise the top side causing it to move to its chute, the second supporting bracket 313 is made no longer to block the first activity bar 3112, utilize action bars to insert in round bar 311, applying effect cross force makes its loose slot along round bar 311 move to the first activity bar 3112; When action bars is rotated counterclockwise, described isolating switch main shaft 1 is rotated counterclockwise and disconnects isolating switch and the closed earthed switch be connected by linkage on the one hand; Utilize the first rotatable parts 33 to draw described first limiting plate 32 by spring on the one hand to move along its chute end direction, the clamped plate motion of described first limiting plate 32 stops to dividing plate 5 peak, can remove the lock-out state of the first limiting plate 32 and cabinet door; Utilizing the 3rd rotatable parts 35 by the first linkage board stretching big spring 351 on the one hand, storing enough energy for closing isolating switch-disconnection earthed switch next time.When after taking-up action bars, described isolating switch main shaft 1 is fixed on postrotational position, cabinet door can be opened, because the blade type head on cabinet door is by relativity shift Position Control with coordinating of the first lock part 312a in the first supporting bracket 312, namely the first lock part 312 is not just to setting with blade type head, there is relativity shift position between the two, operator opens cabinet behind the door, described first supporting bracket 312 resets by the first spring action, namely described first supporting bracket 312 blocks described first activity bar 3112, in order to avoid the misoperation when cabinet door is opened.When needs close isolating switch again, successively closing switch cabinet door, update bar turning clockwise carry out isolating switch closed-earthed switch opening operation, the structure counteragent now linked because of rotation, finally get back to initial condition, the energy storage of recycling energy accumulation handle 7, by switch lever 8, second supporting bracket 313 is blocked the first activity bar 3112, above-mentioned many places cabinet door lock is fixed, further increases processing safety and extends the plant maintenance cycle.Wherein energy accumulation handle 7 operation makes energy-stored spring energy storage, and to be supplied to switch lever 8 and separating brake handle 9 action, energy storage linked manner is similar or identical with existing switch cubicle operating mechanism; Switch lever 8 and separating brake handle 9 action realize the second rotatable parts 34 clockwise and rotate counterclockwise respectively, and the second rotatable parts 34 drive the second supporting bracket 313 respectively along its chute and move up downwards then.
Embodiment recited above is only be described the preferred embodiment of the present invention, not limits the spirit and scope of the present invention.Under the prerequisite not departing from design concept of the present invention; the various modification that this area ordinary person makes technical scheme of the present invention and improvement; all should drop into protection scope of the present invention, the technology contents of request protection of the present invention, all records in detail in the claims.
Claims (8)
1. an interlocking mechanism of switch cabinet, is characterized in that, comprises grounding switch main shaft (2), isolating switch main shaft (1), limit assembly and linkage; Described limit assembly is coaxially connected with one end of described isolating switch main shaft (1); the other end of described grounding switch main shaft (2) and described isolating switch main shaft (1) is connected by described linkage; isolating switch when being rotated counterclockwise to make described isolating switch main shaft (1) in cut-off switch cabinet, the earthed switch in Closing Switch cabinet open door of switch cabinet, and the earthed switch closed when isolating switch main shaft (1) turns clockwise in isolating switch, cut-off switch cabinet locking switch cabinet cabinet door; Described limit assembly comprises operational motion parts, the first rotatable parts (33) and the first limiting plate (32); Described operational motion parts run through the dividing plate (5) be located between frame (4) in switch cubicle and cabinet door, and described operational motion parts and described isolating switch main shaft (1) are connected; Described first rotatable parts (33) one end is fixedly connected with described isolating switch main shaft (1), and the other end is flexibly connected with the first limiting plate (32) be arranged on described dividing plate (5).
2. interlocking mechanism of switch cabinet according to claim 1, is characterized in that, described operational motion parts comprise the first supporting bracket (312) and round bar (311); Described round bar (311) and isolating switch main shaft (1) are coaxially arranged, elastomeric element (3111) is provided with along the axis direction of described isolating switch main shaft (1) between described round bar (311) and described isolating switch main shaft (1), be provided with the first activity bar acted on by described elastomeric element (3111) in described round bar (311), the avris of described round bar (311) offers loose slot in order to hold described first activity bar; Become chute to coordinate between described first supporting bracket (312) and described dividing plate (5), and described first supporting bracket (312) is arranged on the side of described round bar (311), described first supporting bracket (312) and described first activity bar realize dynamic cooperation.
3. interlocking mechanism of switch cabinet according to claim 2, it is characterized in that, described first supporting bracket (312) comprises the first lock part (312a) and the second lock part (312b), is connected between described first lock part (312a) and described second lock part (312b) by the first spring.
4. interlocking mechanism of switch cabinet according to claim 1, is characterized in that, described limit assembly also comprises the second rotatable parts (34); Described operational motion parts comprise the first supporting bracket (312), round bar (311) and the second supporting bracket (313); Described round bar (311) and isolating switch main shaft (1) are coaxially arranged, elastomeric element (3111) is provided with along the axis direction of described isolating switch main shaft (1) between described round bar (311) and described isolating switch main shaft (1), be provided with the first activity bar acted on by described elastomeric element (3111) in described round bar (311), the avris of described round bar (311) offers loose slot in order to hold described first activity bar; Become chute to coordinate between described first supporting bracket (312) and described dividing plate (5), and described first supporting bracket (312) is arranged on the side of described round bar (311), described first supporting bracket (312) and described first activity bar realize dynamic cooperation; Described second rotatable parts (34) act on by the switch lever on dividing plate and the interlock of separating brake handle, drive described second supporting bracket (313) along the movement in vertical direction on dividing plate respectively; Become chute to coordinate between described second supporting bracket (313) and described dividing plate (5), and described second supporting bracket (313) is arranged on the opposite side of described round bar (311), described second supporting bracket (313) and described first activity bar realize dynamic cooperation.
5. interlocking mechanism of switch cabinet according to claim 1, is characterized in that, described first rotatable parts (33) are the parts that rotate same with described isolating switch main shaft (1); Described first limiting plate (32) coordinates with chute between described dividing plate (5); Described first rotatable parts (33) are flexibly connected with described first limiting plate (32) by the second spring.
6. interlocking mechanism of switch cabinet according to claim 1, it is characterized in that, described limit assembly also comprises the 3rd rotatable parts (35), described 3rd rotatable parts (35) comprise the fixed part be fixedly installed on described isolating switch main shaft (1), described fixed part is connected with the big spring (351) be fixed in described frame (4) by the first linkage board, closes isolating switch and disconnect the energy of earthed switch with described big spring (351) stressed storage while making disconnection isolating switch.
7. interlocking mechanism of switch cabinet according to claim 6, it is characterized in that, described fixed part is the endless member with opening, described endless member be circumferentially provided with the first extension block and the second extension block, the distance of described first extension block and described second extension block circumferencial direction is described operational motion component actuation distance.
8. interlocking mechanism of switch cabinet according to claim 1, is characterized in that, described linkage comprises the second linkage board (61), portable plate (62), stock (63), the 3rd linkage board (64), four-axle linkage plate (65); Described linkage is arranged in described frame (4) along y direction, described second linkage board (61) and described isolating switch main shaft (1) are connected, and connecting described portable plate (62), described stock (63), described 3rd linkage board (64), described four-axle linkage plate (65) successively, described four-axle linkage plate (65) and described grounding switch main shaft (2) are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410615029.0A CN104319131B (en) | 2014-11-05 | 2014-11-05 | A kind of interlocking mechanism of switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410615029.0A CN104319131B (en) | 2014-11-05 | 2014-11-05 | A kind of interlocking mechanism of switch cabinet |
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| Publication Number | Publication Date |
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| CN104319131A CN104319131A (en) | 2015-01-28 |
| CN104319131B true CN104319131B (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410615029.0A Active CN104319131B (en) | 2014-11-05 | 2014-11-05 | A kind of interlocking mechanism of switch cabinet |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112701604B (en) * | 2020-12-08 | 2022-07-12 | 汇网电气有限公司 | Switch cabinet protection interlocking mechanism and metal armored movable switch cabinet |
| US11476647B1 (en) * | 2021-04-22 | 2022-10-18 | Rockwell Automation Technologies, Inc. | Maintenance grounding device in motor control center with integrated interlock system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2750447Y (en) * | 2004-12-10 | 2006-01-04 | 正泰集团成套设备制造有限公司 | Operation mechanism for isolating switch |
| CN2842696Y (en) * | 2005-04-23 | 2006-11-29 | 刘崇方 | Operation interlocking mechanism of vacuum load switch cabinet |
| CN103715007B (en) * | 2013-12-11 | 2016-03-30 | 镇江大全赛雪龙牵引电气有限公司 | Tri-station isolating switch station locking mechanism |
| CN103996989A (en) * | 2014-06-10 | 2014-08-20 | 何华斌 | 450 mm-wide small switch cabinet |
| CN204144091U (en) * | 2014-11-05 | 2015-02-04 | 湖州电力设备成套有限公司 | A kind of interlocking mechanism of switch cabinet |
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| CN104319131A (en) | 2015-01-28 |
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