CN207651377U - Slidingtype grounding interlocking device - Google Patents
Slidingtype grounding interlocking device Download PDFInfo
- Publication number
- CN207651377U CN207651377U CN201820009209.8U CN201820009209U CN207651377U CN 207651377 U CN207651377 U CN 207651377U CN 201820009209 U CN201820009209 U CN 201820009209U CN 207651377 U CN207651377 U CN 207651377U
- Authority
- CN
- China
- Prior art keywords
- plate
- board mount
- slidingtype
- interlocking device
- handle hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of slidingtype grounding interlocking device, including rear gate interlock driving section, cutter shaft operation driving section and preceding earthing knife-switch handle hole interlocking part.The utility model is rotated by operating shaft drives the rotation of jam plate, the open and close at back door, drives the action of swivel plate, sliding bar, earthing knife-switch handle hole valve, earthing mechanism is in corresponding state while door switch after the completion, it is ensured that high-voltage board it is safe to use；The utility model is simple in structure, compact, using mechanical interlock, dependable performance.
Description
Technical field
The utility model is related to interlock technical fields, more particularly, to a kind of slidingtype grounding interlocking device.
Background technology
Ground connection interlocking is made of the two parts such as fixed bearing and movable locking part, lock tube.Bearing is equipped in cabinet
Mounting hole, operating shaft is equipped with mounting hole, while operation operating shaft realizes closed ground switch, the couplet on the door after lock tube rotation releases
The state of lock.Combined type lock tube is mounted in operating shaft, in action since lock tube and back door contact portion are smaller, is deposited in operation
In some potential safety problems, and on back door open union lock square hole, be unsatisfactory for arcing experiment when safety requirements, due to operating shaft
It is whole metal bar, with the maximum only 103mm of cabinet inner copper line distance, national standard electric clearance is not achieved and is more than or equal to
125mm requirements, INITIAL SAMPLE method adds insulating sleeve in operating shaft, and there are security risks.Bar type ground connection of insulating interlocks, and operating shaft uses
Two sections of designs, front is consistent with origin operation axis to use metal material, it is ensured that operating shaft intensity, rear portion use insulating materials, ensure
Electric clearance.But since there are problem of aging for insulating materials, for a long time long, it is easy for safety problem occur.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of slidingtype ground connection connection
Locking device realizes the safe and reliable requirement of operating process.
Technical solution is used by the utility model solves prior art problem：A kind of slidingtype grounding interlocking device,
Be located in cabinet door, including preceding earthing knife-switch handle hole interlocking part, cutter shaft operation driving section and rear gate interlock driving section；It is described
Preceding earthing knife-switch handle hole interlocking part is located on the front side board of cabinet door, including earthing knife-switch handle hole valve, bent plate holder and front rod, institute
Earthing knife-switch handle hole valve is stated to connect with front rod by bent plate holder；Described ground cutter shaft operation running part includes operating shaft, peace
Loading board holder and sliding bar, the operating shaft be equipped with jam plate and lock tube pipe, the sliding bar pass through installation board mount with it is described
Front rod connects；Gate interlock running part is located in the back side panel of cabinet door after described, including back link, rotation board mount, rotation
Plate, push plate and locking bar, the push plate are connect by back link with sliding bar, and the swivel plate is located on the rotation board mount,
The push plate is connected with swivel plate, and the swivel plate is equipped with the latch hook interlocked with locking bar.The rotation of the operating shaft, which drives, to be slided
Lever is slided, and to drive earthing knife-switch handle hole valve and push plate campaign, push plate drives swivel plate rotation, latch hook on swivel plate and
Locking bar realizes interlocking.
Further, the bent plate holder is equipped with ground connection interlocking axle sleeve.
Further, the connecting lever with jam plate, lock tube pipe of the operating shaft are connect by the notch of regular hexagon.
Further, the jam plate, which is equipped with, makes the card slot that sliding bar slides back and forth.
Further, the installation board mount includes the first installation board mount being located in cabinet door and the second mounting plate branch
Frame, is used as the position-limiting action of operating shaft rotary motion, while playing sliding bar, guiding and the limit work that connecting rod moves forward and backward
With.
Further, the rear gate interlock running part is additionally provided with third installation board mount, and the third installs board mount
Tension spring is equipped between push plate.
Further, locking bar is mounted on screw on back door, to meet the quick release at back door necessary moment, is met simultaneously
The requirement of arcing experiment.
Above-mentioned technical proposal is used, the utility model has advantageous effect below：
The utility model is connected back door and earthing switch by operating shaft, sliding bar, connecting rod, swivel plate, locking bar,
Ensure the safe to use of high-voltage board；The utility model is simple in structure, compact, using mechanical interlock, dependable performance.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is structural schematic diagram when the utility model back door is opened,
Fig. 3 is structural schematic diagram when the utility model back door is closed.
In figure：1, earthing knife-switch handle hole valve, 2, bent plate holder, 3, ground connection interlocking axle sleeve, 4, front rod, 5, operating shaft, 6,
Connecting lever, the 7, first installation board mount, 8, jam plate, 9, lock tube, the 10, second installation board mount, 11,12, back link, 13, third peace
Loading board holder, 14, tension spring, 15, push plate, 16, swivel plate, 17, locking bar, 18, rotation board mount.
Specific implementation mode
In order to make the content of the utility model be easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model.
A kind of slidingtype grounding interlocking device as shown in Figure 1 to Figure 3, is located in cabinet door, including preceding earthing knife-switch handle hole connection
Lock section part, cutter shaft operation driving section and rear gate interlock driving section；The preceding earthing knife-switch handle hole interlocking part is located at cabinet door
Front side board on, including earthing knife-switch handle hole valve 1, bent plate holder 2, ground connection interlocking axle sleeve 3 and front rod 4, the earthing knife-switch operation
Hole valve 1 is connect by bent plate holder 2 with front rod 4；Described ground cutter shaft operation running part includes operating shaft 5, mounting plate branch
Frame and sliding bar 11, the installation board mount include that the first installation board mount 7 and second being located in cabinet door installs board mount 10,
Operating shaft 5 is equipped with jam plate 8 and lock tube pipe 9, and connecting lever 6 and jam plate 8, the pipe of lock tube 9 of operating shaft 5 are connected by the notch of regular hexagon
It connects.The sliding bar 11 passes through the first installation board mount 7 to be connect with the front rod 4.Gate interlock running part is located at after described
In the back side panel of cabinet door, including back link 12, third installation board mount 13, rotation board mount 18, swivel plate 16, push plate 15 and lock
Bar 17 is equipped with tension spring 14 between the third installation board mount 13 and push plate 5.The push plate 15 passes through back link 12 and sliding bar
11 connections, the swivel plate 16 are located on the rotation board mount 18, and the push plate 15 and swivel plate 16 connect, the swivel plate
16 are equipped with the latch hook interlocked with locking bar 17.The connecting lever 6 of operating shaft 5 controls rotation by external operation handle and completes earthing switch
Closure, the rotation of operating shaft 5 drives sliding bar 11 to slide, to drive earthing knife-switch handle hole valve 1 and push plate 15 to move, push plate
15 drive swivel plate 16 to rotate, and the latch hook on swivel plate 16 is realized with locking bar 17 and interlocked.
As shown in Fig. 2, back door is opened, ground connection closed state：First installation board mount 7, second installs board mount 10, third
Installation board mount 13, rotation board mount 18 are respectively mounted on the cabinet, play fixed, guiding, limit.Operating shaft 5 passes through outer
The closure of earthing switch is completed in portion's operation handle control rotation, and sliding bar 11 can slide back and forth in the notch card slot of jam plate 8, band
Dynamic earthing knife-switch handle hole valve 1, swivel plate 16 rotate, the interlocking of latch hook and locking bar 17 on swivel plate 16.It is grounded under closed state,
Sliding bar 11 under the promotion of tension spring 14, to cabinet before move, rotated by swivel plate 16, on the latch hook and back door on swivel plate 16
17 interlock connection of locking bar release, back door can open；Front rod 4, bent plate holder 2, earthing knife-switch handle hole valve 1 is pulled to close；Ground
Knife operation handle, which can not be inserted into earthing knife-switch handle hole, taps earthing knife-switch, simultaneously because sliding bar 11 slides into the notch card slot of jam plate 8,
Operating shaft 5 is locked, can not rotate；Grounding switch is realized in sub-gate position, rear cabinet door cannot be opened, and grounding switch is closing a floodgate
Position, rear cabinet door could be opened, and mechanical latching is reliable, prevents the function of mistakenly entering charged chamber.
As shown in Figure 3, back door is closed, is grounded off-state：Only when back door is closed, locking bar 17 pushes on swivel plate 16
Push rod, pull sliding bar 11, sliding bar 11 remove jam plate 8 notch card slot；Operating shaft 5 rotates, and passes through front rod 4, bent plate
Holder 2 pulls earthing knife-switch handle hole valve 1 to open, and earthing knife-switch operation handle just can be inserted into and tap earthing knife-switch in earthing knife-switch handle hole.It realizes
Rear cabinet door is not turned off, and grounding switch is unable to separating brake, after rear cabinet door is closed in place, grounding switch could separating brake, mechanical latching is reliable.
As shown in Figures 2 and 3, maloperation：Grounding switch is in sub-gate position, back door open state, the jam plate 8 in operating shaft 5
It has been rotated that, under the promotion of tension spring 14, sliding bar 11 is interferenceed with jam plate 8 to moving before cabinet, can not be moved, by connecting rod 12,
Swivel plate 16 can not rotate, and the jam plate in swivel plate welding 16 is locked in inside after cabinet, the locking bar 17 on back door at closing time,
The push rod on swivel plate 16 can not be pushed, and has latch hook interference, back door that can not close in place on swivel plate 16, realizes earthing
Lock can not be closed in sub-gate position, rear cabinet door, meet safety requirements.
Particular embodiments described above has carried out into one the purpose of this utility model, technical solution and advantageous effect
Step is described in detail, it should be understood that the foregoing is merely specific embodiment of the utility model, is not limited to this
Utility model, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done should all wrap
Containing being within the protection scope of the utility model.
Claims (7)
1. a kind of slidingtype grounding interlocking device, is located in cabinet door, it is characterised in that：Including preceding earthing knife-switch handle hole interlocking part,
Ground cutter shaft operation driving section and rear gate interlock driving section；The preceding earthing knife-switch handle hole interlocking part is located at the front side board of cabinet door
On, including earthing knife-switch handle hole valve, bent plate holder and front rod, the earthing knife-switch handle hole valve pass through bent plate holder and front rod
Connection；Described ground cutter shaft operation running part includes operating shaft, installation board mount and sliding bar, and the operating shaft is equipped with jam plate
With lock tube pipe, the sliding bar passes through installation board mount to be connect with the front rod；Gate interlock running part is located at cabinet after described
In the back side panel of door, including back link, rotation board mount, swivel plate, push plate and locking bar, the push plate pass through back link and sliding
Bar connects, and the swivel plate is located on the rotation board mount, and the push plate is connected with swivel plate, the swivel plate equipped with
The latch hook of locking bar interlocking；The rotation of the operating shaft drives sliding bar sliding, to drive earthing knife-switch handle hole valve and push plate to transport
Dynamic, push plate drives swivel plate rotation, and the latch hook on swivel plate is realized with locking bar to be interlocked.
2. slidingtype grounding interlocking device according to claim 1, it is characterised in that：The bent plate holder is equipped with ground connection
Interlock axle sleeve.
3. slidingtype grounding interlocking device according to claim 1, it is characterised in that：The connecting lever and lock of the operating shaft
Plate, lock tube pipe are connected by the notch of regular hexagon.
4. slidingtype grounding interlocking device according to claim 1, it is characterised in that：The jam plate, which is equipped with, makes sliding bar
The card slot slid back and forth.
5. slidingtype grounding interlocking device according to claim 1, it is characterised in that：The installation board mount includes being located at
The first installation board mount in cabinet door and the second installation board mount.
6. slidingtype grounding interlocking device according to claim 1, it is characterised in that：The rear gate interlock running part is also
Board mount is installed equipped with third, tension spring is equipped between the third installation board mount and push plate.
7. slidingtype grounding interlocking device according to claim 1, it is characterised in that：The locking bar is screwed in
In cabinet door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820009209.8U CN207651377U (en) | 2018-01-03 | 2018-01-03 | Slidingtype grounding interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820009209.8U CN207651377U (en) | 2018-01-03 | 2018-01-03 | Slidingtype grounding interlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207651377U true CN207651377U (en) | 2018-07-24 |
Family
ID=62876000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820009209.8U Active CN207651377U (en) | 2018-01-03 | 2018-01-03 | Slidingtype grounding interlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207651377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114730677A (en) * | 2019-12-17 | 2022-07-08 | Ls电气株式会社 | Plug interlocking device of circuit breaker |
-
2018
- 2018-01-03 CN CN201820009209.8U patent/CN207651377U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114730677A (en) * | 2019-12-17 | 2022-07-08 | Ls电气株式会社 | Plug interlocking device of circuit breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105406386B (en) | The interlock of valve and earthing switch | |
| CN207651377U (en) | Slidingtype grounding interlocking device | |
| CN102420395A (en) | Valve driving device of switch cabinet | |
| CN105742091A (en) | Five-protection interlocking operation mechanism for switch cabinet | |
| EP3518359B1 (en) | Switchgear | |
| CN207966797U (en) | Breaker and disconnecting switch, the interlocking mechanism of earthing switch | |
| CN109411262B (en) | Switch cabinet | |
| CN212277051U (en) | Earthing switch operation interlocking device for compact switch cabinet | |
| CN109671588A (en) | A kind of metal closed switch cabinet grounding switch locking device | |
| CN201336239Y (en) | Error-preventive operation interlocking mechanism for grounding switch | |
| CN208461312U (en) | Breaker of switch cabinet chassis handle hole control structure | |
| CN203660377U (en) | Handcart switch cabinet door operation interlocking mechanism | |
| CN104167682A (en) | Circuit breaker handcart and earthing switch interlocking device | |
| CN205385239U (en) | Valve and earthing switch's interlock | |
| CN216980391U (en) | Interlocking device for preventing misoperation of inflating cabinet | |
| CN109427495B (en) | Electrical control cabinet, and driving mechanism mechanical door interlocking device and method for electrical control cabinet | |
| CN112967903B (en) | Locking structure of isolating switch | |
| CN204558298U (en) | The operating system of isolating switch and earthed switch | |
| CN109412063B (en) | Interlocking device of breaker chamber | |
| CN208538725U (en) | A kind of five anti-interlocking gears for on-load switch | |
| CN204045427U (en) | A kind of device for emergency operation | |
| CN208461238U (en) | The earthing switch and cable chamber door mechanical lock of fixed switching cabinet | |
| CN203760337U (en) | A 10kV high-voltage switch cabinet grounding switch and cable chamber door interlocking mechanism | |
| CN114551181B (en) | Isolation operating mechanism of centrally-mounted inflatable cabinet | |
| CN108461332A (en) | Breaker and disconnecting switch, the interlocking mechanism of earthing switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |