CN209168991U - A kind of high-voltage board interrupter and interlocking device for cable vault door - Google Patents
A kind of high-voltage board interrupter and interlocking device for cable vault door Download PDFInfo
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- CN209168991U CN209168991U CN201822185422.7U CN201822185422U CN209168991U CN 209168991 U CN209168991 U CN 209168991U CN 201822185422 U CN201822185422 U CN 201822185422U CN 209168991 U CN209168991 U CN 209168991U
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- interlocking
- fixing seat
- pressure plate
- sliding axle
- telescopic pressure
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Abstract
A kind of high-voltage board interrupter and interlocking device for cable vault door, are related to high-tension switch cabinet technical field.The interlock includes rectangular in cross-section and the interlocking fixing seat being fixedly mounted in high-voltage board, vertically arranged sliding axle is placed in interlocking fixing seat, spacer pin is connected on sliding axle in interlocking fixing seat, reset spring has been placed between spacer pin and the bottom for interlocking fixing seat, interlocking fixing seat is stretched out in the upper end of sliding axle upwards, and it is connected with telescopic pressure plate, the lower end of sliding axle extends downwardly interlocking fixing seat and is provided with annular groove, and the U-shaped deck of holding in a ring groove is connected on the cable chamber door.Interlocking mechanism's structure of the utility model is simple, and connection is reliable, convenient to install and maintain, is convenient for inspection, and manufacturing cost is low, non-maintaining, is convenient for promotion and implementation.
Description
Technical field
The utility model relates to high-tension switch cabinet technical field, specially a kind of high-voltage board interrupter and cable vault's couplet on the door
Locking device.
Background technique
High voltage isolator is device for switching important in power plant and substation's electrical system, need to be matched with high-voltage circuitbreaker
Set uses.Disconnecting switch is suitable for three-phase alternating current 50Hz, the inside plant of voltage rating 12KV.Its major function is: guaranteeing high
The safety of piezoelectricity device and device in service work, plays isolation voltage, it is impossible to be used in cutting puts into load current and opens
Disconnected short circuit current, can only be used to the certain handover operations for not generating powerful electric arc.
It requires to must be provided with mechanically or electrically interlock between power high voltage switchgear disconnecting switch and cable chamber door.
When i.e. high voltage isolator is in closing position, cable chamber door can not be opened, and be in close state；High voltage isolator is in and connects
When ground state, cable chamber door can be opened, and be overhauled.This set requires primarily to preventing to high voltage isolator
Maloperation prevents personnel's electrification from entering cable vault and overhauls and safeguard, prevents the generation of peril.Current mechanical interlocking
There is the defects of structure is complicated, and transmission process is cumbersome, and manufacturing cost is high in device.
Utility model content
The purpose of the utility model is to provide a kind of high-voltage board interrupter and interlocking device for cable vault door, can effectively solve
Certainly the problems in background technique.
Realizing the technical solution of above-mentioned purpose is: a kind of high-voltage board interrupter and interlocking device for cable vault door, described
Locking device and disconnecting switch ground connection operating shaft be used cooperatively, the locking to control cable chamber door, disconnecting switch be grounded operating shaft on
It is connected with the ground connection interlocking connecting lever for controlling interlock, it is characterised in that: the interlock includes rectangular in cross-section, simultaneously
The interlocking fixing seat being fixedly mounted in high-voltage board interlocks and places vertically arranged sliding axle in fixing seat, interlocks fixing seat
It is connected with spacer pin on interior sliding axle, has placed reset spring between spacer pin and the bottom for interlocking fixing seat, sliding axle
Interlocking fixing seat is stretched out in upper end upwards, and is connected with telescopic pressure plate, and the lower end of sliding axle extends downwardly interlocking fixing seat and is arranged
There is annular groove, the U-shaped deck of holding in a ring groove is connected on the cable chamber door.
Further, ground connection interlocking connecting lever is arranged at the upper side of telescopic pressure plate including runner, on the side wall of runner
It is connected with briquetting, presses telescopic pressure plate, at present when briquetting turns to horizontality to telescopic pressure plate side to limit slippage
Axis shifts up, when briquetting turns to the state for upward and being detached from telescopic pressure plate, sliding axle can be with upper and lower displacement.
Further, the front end of the telescopic pressure plate is connected with baffle, when briquetting turns to upward and is detached from flexible
When the state of pressing plate, baffle gear in the front end of operating shaft, when briquetting turns to horizontality to telescopic pressure plate side, baffle position
In the lower section of disconnecting switch ground connection operating shaft.
The utility model interrupter is grounded operating shaft under gate-dividing state, and the briquetting of ground connection interlocking connecting lever turns to upward
And it is detached from the state of telescopic pressure plate, pulling up cable chamber door at this time and can driving makes sliding axle and telescopic pressure plate uplink, simultaneously
L shape hook is driven to disengage hook hole, to open cable chamber door, baffle gear, cannot be to isolation machine in the front end of operating shaft at this time
Structure ground connection operating shaft is operated, and guarantees safety operation.
When closing cable chamber door, the U-shaped deck holding on cable chamber door passes through cable on the annular groove of sliding axle lower end
Room door self weight moves down telescopic pressure plate, and baffle is driven to be displaced downwardly to the lower section that disconnecting switch is grounded operating shaft, at this time interrupter
Ground connection operating shaft is completely exposed, and can be grounded operating shaft by operation handle operation isolation mechanism, pushes down ground connection interlocking connecting lever
Telescopic pressure plate, cable chamber door has been in blocking and can not normally open at this time.
Interlocking mechanism's structure of the utility model is simple, and connection is reliable, convenient to install and maintain, is convenient for inspection, manufacturing cost
It is low, it is non-maintaining, it is convenient for promotion and implementation.
Detailed description of the invention
Fig. 1 is the main view of interlock when high voltage isolator is in closing position；
Fig. 2 is the structural schematic diagram of interlock when high voltage isolator is in closing position；
Fig. 3 is the main view of interlock when high voltage isolator is in earthing position；
Fig. 4 is the structural schematic diagram of interlock when high voltage isolator is in earthing position.
Specific embodiment
As shown in Figs 1-4, interlock 1 described in the utility model is used cooperatively with disconnecting switch ground connection operating shaft 2, comes
The locking of cable chamber door 3 is controlled, the ground connection interlocking for controlling interlock 1 is connected in disconnecting switch ground connection operating shaft 2 and is turned
Arm 4, the outer end of disconnecting switch ground connection operating shaft 2 are that hexagon end head, the ground connection interlocking connecting lever 4 convenient for cooperating with handle include runner
4.1, briquetting 4.2 is connected on the side wall of runner 4.1.
Interlock 1 includes rectangular in cross-section and the interlocking fixing seat 1.1 that is fixedly mounted in high-voltage board, and interlocking is fixed
Vertically arranged sliding axle 1.2 is placed on seat 1.1, is interlocked and is connected with spacer pin 1.3 on the sliding axle 1.2 in fixing seat 1.1,
Reset spring 1.4 is placed between spacer pin 1.3 and the bottom for interlocking fixing seat 1.1, connection is stretched out in the upper end of sliding axle 1.2 upwards
Lock fixed seat 1.1, and it is connected with telescopic pressure plate 1.5, the lower end of sliding axle 1.2 extends downwardly interlocking fixing seat 1.1 and is provided with
Annular groove 1.6 is connected with U-shaped deck 5 of the holding in annular groove 1.6 on cable chamber door 3.
Ground connection interlocking connecting lever 4 setting is in 1.5 upper side of telescopic pressure plate, when briquetting 4.2 is rotated to 1.5 side of telescopic pressure plate
Telescopic pressure plate 1.5 is pressed, at present to horizontality to which limit slippage axis 1.2 shifts up, when briquetting 4.2 turns to upward and takes off
When state from telescopic pressure plate 1.5, sliding axle 1.2 can be with upper and lower displacement.
The front end of telescopic pressure plate 1.5 is connected with baffle 1.7, when briquetting 4.2 turns to upward and is detached from telescopic pressure plate
When 1.5 state, baffle 1.7 gear in the front end of operating shaft 2, when briquetting 4.2 turns to horizontality to 1.5 side of telescopic pressure plate
When, baffle 1.7 is located at the lower section of disconnecting switch ground connection operating shaft 2.
Interlock 1 described in the present embodiment and disconnecting switch ground connection operating shaft 2 are used cooperatively, control cable chamber door 3
Locking, L shape hook 7 is provided on the inner side end of cable chamber door 3 and is cooperated with the annular groove 1.6 of 1.2 lower end of sliding axle
U-shaped deck 5, the hook hole 8 cooperated with L shape hook 7 is provided in the door body of cable vault, cable chamber door 3 is in close state
When, L shape hook 7 is hooked in hook hole 8, and 5 holding of U-shaped deck is on the annular groove 1.6 of 1.2 lower end of sliding axle.
Working principle of the utility model is:
As shown in Figure 3,4, interrupter is grounded operating shaft 2 under gate-dividing state, and 4.2 turns of briquetting of ground connection interlocking connecting lever 4
It moves to upward and the state of telescopic pressure plate 1.5 is detached from, pulling up cable chamber door 3 at this time and can driving makes 1.2 He of sliding axle
1.5 uplink of telescopic pressure plate simultaneously drives L shape hook 7 to disengage hook hole 8, to open cable chamber door 3, the gear of baffle 1.7 is being grasped at this time
Make the front end of axis 2, operating shaft 2 cannot be grounded to interrupter and operated, guarantee safety operation.
As shown in Figure 1, 2, when closing cable chamber door 3,5 holding of U-shaped deck on cable chamber door 3 is in 1.2 lower end of sliding axle
Annular groove 1.6 on, move down telescopic pressure plate 1.5 by the self weight of cable chamber door 3, and baffle 1.7 driven to be displaced downwardly to disconnecting switch
It is grounded the lower section of operating shaft 2, interrupter ground connection operating shaft 2 is completely exposed at this time, can pass through operation handle operation isolation machine
Structure be grounded operating shaft 2, make ground connection interlocking connecting lever 4 push down telescopic pressure plate 1.5, at this time cable chamber door 3 be in blocking without
Method is normally opened.
Claims (3)
1. a kind of high-voltage board interrupter and interlocking device for cable vault door, the interlock is matched with disconnecting switch ground connection operating shaft
Close use, the locking to control cable chamber door, disconnecting switch, which is grounded in operating shaft, is connected with ground connection for controlling interlock
Interlock connecting lever, it is characterised in that: the interlock includes rectangular in cross-section and is fixedly mounted on the interlocking in high-voltage board and fixes
Seat interlocks and places vertically arranged sliding axle in fixing seat, interlocks and is connected with spacer pin on the sliding axle in fixing seat, limits
Reset spring is placed between pin and the bottom of interlocking fixing seat, interlocking fixing seat is stretched out in the upper end of sliding axle upwards, and connects
There is telescopic pressure plate, the lower end of sliding axle extends downwardly interlocking fixing seat and is provided with annular groove, is connected on the cable chamber door
The U-shaped deck of holding in a ring groove.
2. a kind of high-voltage board interrupter according to claim 1 and interlocking device for cable vault door, it is characterised in that: described
Ground connection interlocking connecting lever is arranged at the upper side of telescopic pressure plate including runner, is connected with briquetting on the side wall of runner, works as briquetting
Horizontality is turned to telescopic pressure plate side and presses telescopic pressure plate, at present to which limit slippage axis shifts up, when briquetting rotates
To upward and when being detached from the state of telescopic pressure plate, sliding axle can be with upper and lower displacement.
3. a kind of high-voltage board interrupter according to claim 2 and interlocking device for cable vault door, it is characterised in that: described
The front end of telescopic pressure plate is connected with baffle, when briquetting turns to the state for upward and being detached from telescopic pressure plate, baffle gear exist
The front end of operating shaft, when briquetting turns to horizontality to telescopic pressure plate side, baffle is located at disconnecting switch ground connection operating shaft
Lower section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822185422.7U CN209168991U (en) | 2018-12-25 | 2018-12-25 | A kind of high-voltage board interrupter and interlocking device for cable vault door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822185422.7U CN209168991U (en) | 2018-12-25 | 2018-12-25 | A kind of high-voltage board interrupter and interlocking device for cable vault door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209168991U true CN209168991U (en) | 2019-07-26 |
Family
ID=67344786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822185422.7U Active CN209168991U (en) | 2018-12-25 | 2018-12-25 | A kind of high-voltage board interrupter and interlocking device for cable vault door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209168991U (en) |
-
2018
- 2018-12-25 CN CN201822185422.7U patent/CN209168991U/en active Active
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