CN217719373U - Locking device of switch cabinet door - Google Patents
Locking device of switch cabinet door Download PDFInfo
- Publication number
- CN217719373U CN217719373U CN202121551079.9U CN202121551079U CN217719373U CN 217719373 U CN217719373 U CN 217719373U CN 202121551079 U CN202121551079 U CN 202121551079U CN 217719373 U CN217719373 U CN 217719373U
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- locking
- cabinet
- isolator
- circuit breaker
- lock
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Abstract
The utility model relates to a locking device of cubical switchboard cabinet door, contain the cabinet body, the cabinet body is equipped with the circuit breaker, power input port, the cabinet door, isolator, a mounting bracket, power input port, isolator and circuit breaker are established ties in proper order, internal rotation of cabinet is equipped with the first operating axis of control isolator combined floodgate or separating brake, be equipped with first locking lever on the mounting bracket, a first elastic component, be equipped with the first locking piece of synchronous pivoted on the first operating axis, be equipped with first locking face on the first locking piece, first unlocking face, be equipped with the latch hook on the first locking lever, be equipped with the hasp on the cabinet door, isolator separating brake, first locking lever is located to first locking face pressure, isolator combined floodgate, first elastic component makes first locking lever contradict in first unlocking face, the latch hook colludes in the hasp, realize the locking to the cabinet door. By adopting the technical scheme, the cabinet door can not be opened under the condition that the switch cabinet is electrified to work, and the potential safety hazard of the existing switch cabinet is solved.
Description
Technical Field
The utility model relates to a cubical switchboard field especially indicates a cubical switchboard cabinet door's locking device.
Background
The switch cabinet is mainly used for opening and closing, controlling and protecting electric equipment in the process of generating, transmitting, distributing and converting electric energy of an electric power system.
The current cubical switchboard contains the cabinet body, and internal circuit breaker and the power input port of being equipped with of cabinet, power input port electricity connect in the output of circuit breaker, are equipped with the cabinet door of locking the circuit breaker in the cabinet body on the cabinet body, and the cabinet door can be locked the cabinet door on the cabinet body through the lock.
However, when the circuit breaker is switched on to enable the power input port to be electrified, the cabinet door of the existing switch cabinet can be opened through a key, so that potential safety hazards exist in the switch cabinet.
Disclosure of Invention
The utility model aims at: in order to overcome the defects of the prior art, the utility model provides a locking device of switch cabinet door, it is under the circumstances of cubical switchboard circular telegram work, and the cabinet door can't be opened, has solved the potential safety hazard that current switch cabinet exists.
The technical scheme of the utility model: the utility model provides a locking device of cubical switchboard cabinet door, contains the cabinet body, and the internal circuit breaker that is equipped with of cabinet is equipped with power input port on the cabinet body, be equipped with the cabinet door that can lock the circuit breaker in the internal cabinet of cabinet on the cabinet, the internal isolator that is equipped with of cabinet, power input port, isolator and circuit breaker establish ties in proper order, and internal rotation of cabinet is equipped with the first operating axis of control isolator combined floodgate or separating brake, the internal mounting bracket that is equipped with of cabinet, the slip is equipped with first locking lever on the mounting bracket, is equipped with first locking face and first unlocking face on the first locking block, and when isolator is in the separating brake, first locking face is pressed and is located first locking lever, and when isolator is in the combined floodgate, first locking lever contradicts in first unlocking face, be equipped with the hasp on the cabinet door on the mounting bracket and make first locking lever contradict in the first elastic component of first unlocking face when isolator is in the combined floodgate, be equipped with the hasp on the cabinet door, collude and locate the hasp when isolator is in the floodgate, realize the locking to the latch hook.
By adopting the technical scheme, the first operating shaft rotates the closing isolating switch, the first operating shaft drives the first lock block to rotate, so that the first unlocking surface on the first lock block faces the first lock rod, the first lock rod moves towards the first unlocking surface under the action of the elastic force of the first elastic piece, the first lock rod drives the lock hook to move, the lock hook can be hooked on the lock catch on the cabinet door, the cabinet door can be locked, further, the cabinet door can not be opened under the condition that the switch cabinet is powered on to work, the potential safety hazard of the existing switch cabinet is solved, the opening isolating switch is rotated on the first operating shaft, the first operating shaft drives the first lock block to rotate, so that the first unlocking surface on the first lock block is separated from the first lock rod, the first locking surface on the first lock block is pressed on the first lock rod, the first lock rod slides, the lock hook is separated from the lock catch, and at the moment, the cabinet door can be opened.
The utility model discloses a further setting again: the internal rotation of cabinet is equipped with the second operating axis of control circuit breaker combined floodgate or separating brake, is equipped with synchronous pivoted second locking piece on the second operating axis, is equipped with first locked groove on the second locking piece, and when isolator, circuit breaker all were in the separating brake, first only locking face of first locking piece was impressed first lock lever in the first locked groove.
By adopting the above further arrangement, when the disconnecting switch and the circuit breaker need to be switched on, the first operating shaft rotates the switching-on disconnecting switch, the first operating shaft drives the first locking block to rotate, so that the first unlocking surface on the first locking block faces the first locking rod, the first locking rod moves towards the direction of the first unlocking surface under the action of the elastic force of the first elastic piece, the locking hook is hooked on the locking hook, the cabinet door is locked, meanwhile, the first locking rod is separated from the first locking groove, so that the second operating shaft can rotate, the second operating shaft rotates the switching-on circuit breaker, when the disconnecting switch and the circuit breaker need to be switched off, the second operating shaft rotates the switching-off circuit breaker, the second operating shaft drives the second locking block to rotate, so that the opening of the first locking groove on the second locking block faces the first locking rod, the first operating shaft rotates, the first locking surface of the first locking block presses the first locking rod into the first locking groove, the locking hook is separated from the locking hook, at the moment, the cabinet door can be opened, the first locking rod and the second locking rod are locked by mistake, and can not be rotated, and the operation of an operator can be avoided.
The utility model discloses a further setting again: the utility model discloses a circuit breaker, including mounting bracket, second locking lever, synchronous pivoted third locking piece, second locking groove, isolator, second locking face and second unlocking face, the installation is equipped with the second locking lever in the sliding on the mounting bracket, is equipped with synchronous pivoted third locking piece on the second operation axle, is equipped with second locking groove on the third locking piece, when circuit breaker, isolator all were located the combined floodgate, the second locking face on the third locking piece is impressed the second locking lever in the second locking groove, be equipped with on the mounting bracket and make the second locking lever break away from second locking groove and the second locking lever contradict the second elastic component on second unlocking face when circuit breaker combined floodgate.
By adopting the above further setting, the isolating switch and the circuit breaker are both switched on, the second locking surface on the third locking block presses the second locking rod into the second locking groove on the fourth locking block, so that the situation that an operator mistakenly operates the first operating shaft to open the isolating switch, the circuit breaker is damaged, and the electricity utilization hidden danger is caused is avoided.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present invention;
FIG. 2 is a block diagram of an embodiment of the present invention;
fig. 3 is a structural diagram of an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
It should be noted that the descriptions related to "first", "second", etc. in the present invention are only used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it is necessary that a person skilled in the art can realize the technical solutions, and when the technical solutions are contradictory or cannot be realized, such a combination of the technical solutions should be considered to be absent and not within the protection scope of the present invention.
As shown in fig. 1-3, the utility model discloses a locking device of switch cabinet door contains cabinet body 1, is equipped with circuit breaker 2 in the cabinet body 1, is equipped with power input port 3 on the cabinet body 1, be equipped with cabinet door 4 that can lock circuit breaker 2 in the cabinet body 1 on the cabinet body 1, be equipped with isolator 5 in the cabinet body 1, power input port 3, isolator 5 and circuit breaker 2 establish ties in proper order, and 1 internal rotation of cabinet is equipped with the first operating axis 6 of control isolator 5 combined floodgate or separating brake, be equipped with mounting bracket 7 in the cabinet body 1, the slip is equipped with first latch lever 8 on mounting bracket 7, is equipped with synchronous pivoted first latch block 9 on first operating axis 6, is equipped with first locking face 91 and first unblock face 92 on first latch block 9, when isolator 5 is located separating brake, first locking face 91 presses and locates first latch lever 8, when isolator 5 is located the cabinet door, first latch lever 8 contradicts in first unblock face 92, be equipped with on mounting bracket 7 and make first latch lever 8 in the first elastic latch lever 92 of first latch lever 92 when the cabinet door 92 of switch 5 is located the floodgate, the hasp 90 is located the synchronous switch-on 20, the latch hook is located the hasp 90, and is located the switch 5 on the synchronous latch hook.
Wherein, the internal rotation of cabinet 1 is equipped with the second operation axle 30 that control circuit breaker 2 closed a floodgate or opened a floodgate, is equipped with synchronous pivoted second locking piece 40 on the second operation axle 30, is equipped with first locked groove 401 on the second locking piece 40, and when isolator 5, circuit breaker 2 all were in the separating brake, first only locking face 91 of first locking piece 9 was impressed first locking lever 8 in first locked groove 401.
At isolator 5, when circuit breaker 2 need to close a floodgate, earlier first operating axis 6 rotates closing isolator 5, first operating axis 6 drives first locking piece 9 and rotates, make first unlocking face 92 on first locking piece 9 towards first locking lever 8, first locking lever 8 moves towards first unlocking face 92 direction under the elastic force of first elastic component 10, latch hook 90 colludes and establishes in hasp 20, realize the locking to cabinet door 4, simultaneously, first locking lever 8 breaks away from first locking groove 401, make second operating axis 30 rotatable, second operating axis 30 rotates closing circuit breaker 2, at isolator 5, when circuit breaker 2 needs the separating brake, second operating axis 30 rotates separating brake circuit breaker 2 earlier, second operating axis 30 drives second locking piece 40 and rotates, make the opening of first locking groove 401 on second locking piece 40 towards first locking lever 8, first operating axis 6 rotates, first locking face 91 of first locking piece 9 impresses first locking lever 8 into first locking groove 401, latch hook 90 breaks away from hasp 20, at this moment, first cabinet door 4 is unable with second locking lever 8 to be opened, the operator can not all avoid the wrong locking lever 401 to rotate.
Wherein, it is equipped with second locking lever 50 to slide on the mounting bracket 7, is equipped with synchronous pivoted third locking piece 60 on the second operation axle 30, is equipped with second locking face 601 and second unlocking face 602 on the third locking piece 60, be equipped with synchronous pivoted fourth locking piece 70 on the first operation axle 6, be equipped with second locked groove 701 on the fourth locking piece 70, when circuit breaker 2, isolator 5 all are in the combined floodgate, second locking face 601 on the third locking piece 60 impresses second locking lever 50 in second locked groove 701, be equipped with on the mounting bracket 7 and make second locking lever 50 break away from second locked groove 701 and second locking lever 50 contradict the second elastic component 80 on second unlocking face 602 when circuit breaker 2 combined floodgate.
The disconnecting switch 5 and the circuit breaker 2 are both switched on, the second locking surface 601 on the third locking block 60 presses the second locking rod 50 into the second locking groove 701 on the fourth locking block 70, and therefore the situation that the disconnecting switch 5 is switched off due to misoperation of the first operating shaft 6 by an operator, the circuit breaker 2 is damaged, and the power utilization hidden trouble occurs is avoided.
In this embodiment, the first elastic member and the second elastic member may be springs.
Claims (3)
1. The utility model provides a locking device of cubical switchboard cabinet door, contains the cabinet body, the internal circuit breaker that is equipped with of cabinet, be equipped with power input port on the cabinet body, be equipped with the cabinet door that can lock the circuit breaker in the internal cabinet of cabinet on the cabinet, its characterized in that, the internal isolator that is equipped with of cabinet, power input port, isolator and circuit breaker establish ties in proper order, and internal rotation of cabinet is equipped with the first operating axis of control isolator combined floodgate or separating brake, the internal mounting bracket that is equipped with of cabinet, slides on the mounting bracket and is equipped with first locking piece of synchronous rotation, is equipped with first locking face and first unlocking face on the first locking piece, and when isolator is in the separating brake, first locking face is pressed and is located first locking lever, and when isolator is in the combined floodgate, first locking lever contradicts in first unlocking face, be equipped with the latch hook of synchronous slip on the first locking lever on the mounting bracket, be equipped with the hasp on the cabinet door, when isolator is in the combined floodgate, the latch hook colludes in the hasp, realizes the locking to cabinet door.
2. The locking device for the door of the switch cabinet as claimed in claim 1, wherein a second operating shaft for controlling the switch-on or switch-off of the circuit breaker is rotatably disposed in the cabinet body, a second locking block which rotates synchronously is disposed on the second operating shaft, a first locking groove is disposed on the second locking block, and when the isolating switch and the circuit breaker are both in the switch-off state, the first locking surface of the first locking block presses the first locking rod into the first locking groove.
3. The locking device of claim 2, wherein the mounting bracket is slidably provided with a second lock rod, the second operating shaft is provided with a third lock block capable of rotating synchronously, the third lock block is provided with a second locking surface and a second unlocking surface, the first operating shaft is provided with a fourth lock block capable of rotating synchronously, the fourth lock block is provided with a second lock groove, when the circuit breaker and the isolating switch are both switched on, the second locking surface on the third lock block presses the second lock rod into the second lock groove, and the mounting bracket is provided with a second elastic element which enables the second lock rod to be separated from the second lock groove and enables the second lock rod to abut against the second unlocking surface when the circuit breaker is switched on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121551079.9U CN217719373U (en) | 2021-07-08 | 2021-07-08 | Locking device of switch cabinet door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121551079.9U CN217719373U (en) | 2021-07-08 | 2021-07-08 | Locking device of switch cabinet door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217719373U true CN217719373U (en) | 2022-11-01 |
Family
ID=83772195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121551079.9U Active CN217719373U (en) | 2021-07-08 | 2021-07-08 | Locking device of switch cabinet door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217719373U (en) |
-
2021
- 2021-07-08 CN CN202121551079.9U patent/CN217719373U/en active Active
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