CN218769368U - Circuit breaker locking device - Google Patents
Circuit breaker locking device Download PDFInfo
- Publication number
- CN218769368U CN218769368U CN202222975231.7U CN202222975231U CN218769368U CN 218769368 U CN218769368 U CN 218769368U CN 202222975231 U CN202222975231 U CN 202222975231U CN 218769368 U CN218769368 U CN 218769368U
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- locking plate
- locking
- main body
- circuit breaker
- hook
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Abstract
The utility model discloses a circuit breaker locking device, including first locking plate and second lockplate, first locking plate all includes main part and couple part with the second lockplate, the main part on be equipped with spout and a round pin axle of a long waist shape, the spout is in same rectilinear direction with the round pin axle on, the main part of first locking plate and second lockplate overlaps the setting and the round pin axle of one side locates and forms slide mechanism in the spout of the other party, first locking plate can be relative or the slip in opposite directions along the spout direction with the second lockplate, the tip of round pin axle is equipped with one and prevents deviating from the cap, make the round pin axle fix inside the spout, still be equipped with 3 lockholes of locating on the same rectilinear direction on the main part, when the main part of first locking plate and second lockplate is coincide, 3 lockholes on first locking plate and the second lockplate also coincide, when first locking plate slided with the second lockplate, 3 lockholes on first locking plate and the second lockplate also part.
Description
Technical Field
The utility model relates to a circuit breaker locking device.
Background
A molded case circuit breaker is a device that automatically cuts off current after the current exceeds a trip setting. Plastic housing refers to the use of plastic insulators as the outer housing of the device to isolate the conductors from each other and from the grounded metal parts.
The existing molded case circuit breaker does not have a single mechanical locking device, and the molded case circuit breaker cannot be locked at a brake separating position. When a user load is overhauled, manual false switching-on cannot be prevented, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a circuit breaker locking device in order to solve the not enough of above prior art.
A circuit breaker locking device comprises a first locking plate and a second locking plate, wherein the first locking plate and the second locking plate respectively comprise a main body part and a hook part, the main body part is provided with a long waist-shaped sliding groove and a pin shaft, the sliding groove and the pin shaft are positioned in the same linear direction, the main body parts of the first locking plate and the second locking plate are overlapped, the pin shaft of one part is arranged in the sliding groove of the other part to form a sliding mechanism, the first locking plate and the second locking plate can oppositely slide or oppositely slide along the sliding groove direction, the end part of the pin shaft is provided with an anti-falling cap to enable the pin shaft to be fixed in the sliding groove, the main body part is also provided with 3 locking holes arranged in the same linear direction, when the main body parts of the first locking plate and the second locking plate are overlapped, the first locking plate and the 3 locking holes on the second locking plate are also overlapped, and when the first locking plate and the second locking plate slide, the 3 locking holes on the first locking plate and the second locking plate are also separated;
the hook part is L-shaped, the hook parts on the first locking plate and the second locking plate are oppositely arranged to form a T-shaped structure, and when 3 locking holes on the main body part are overlapped, the T-shaped structure formed by the hook parts is just clamped in a groove of the breaker to prevent the breaker switch from being switched on;
the first locking plate further comprises a supporting part, the supporting part is an L-shaped sheet body, an angle alpha is arranged between the supporting part and the main body part, and when a T-shaped structure formed by the hook part is clamped in a groove of the circuit breaker, the supporting part is abutted to a bulge of the circuit breaker to support the main body part.
As a further improvement, the first locking plate and the second locking plate are integrally formed through a sheet metal process.
As a further improvement, the pin shaft is connected with the main body part through riveting or welding process.
As a further improvement, when 3 lock holes on the main body part are overlapped and a T-shaped structure formed by the hook part is clamped in a groove of the breaker, a padlock is respectively arranged in each of the 3 lock holes.
As a further improvement, all corners of the main body part, the hook part and the supporting part are provided with round corners.
Has the beneficial effects that:
the utility model relates to an ingenious, at current moulded case circuit breaker combined floodgate direction design recess, design locking device card goes into the recess, and locking device can install 3 locks at most. When the user load is overhauled, the manual misoperation can be prevented, and the safety is improved.
Drawings
Fig. 1 is a schematic view of the general structure of a circuit breaker locking device;
FIG. 2 is a front view of the locking device;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a perspective view of the locking device;
1. the circuit breaker comprises a circuit breaker 2, a first locking plate 3, a second locking plate 4, a hook part 5, a main body part 6, a chute 7, a pin shaft 8, an anti-disengagement cap 9, a locking hole 10 and a supporting part.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.
As shown in fig. 1 to 5, a circuit breaker locking apparatus includes a circuit breaker 1, a first locking plate 2, a second locking plate 3, a hook portion 4, a body portion 5, a chute 6, a pin shaft 7, an anti-escape cap 8, a locking hole 9, and a support portion 10.
A circuit breaker locking device comprises a first locking plate 2 and a second locking plate 3, wherein the first locking plate 2 and the second locking plate 3 are integrally formed through a sheet metal process, the first locking plate 2 and the second locking plate 3 respectively comprise a main body part 5 and a hook part 4, the main body part 5 is provided with a long waist-shaped sliding groove 6 and a pin shaft 7, the pin shaft 7 is connected with the main body part 5 through a riveting or welding process, the sliding groove 6 and the pin shaft 7 are positioned in the same linear direction, the first locking plate 2 and the main body part 5 of the second locking plate 3 are overlapped, one pin shaft 7 is arranged in the other sliding groove 6 to form a sliding mechanism, the first locking plate 2 and the second locking plate 3 can oppositely or oppositely slide along the direction of the sliding groove 6, the end part of the pin shaft 7 is provided with an anti-falling-off cap 8, so that the pin shaft 7 is fixed in the sliding groove 6, the main body part 5 is also provided with 3 locking holes 9 arranged in the same linear direction, when the first locking plate 2 and the main body part 5 of the second locking plate 3 are overlapped, the first locking plate 2 and the second locking plate 3 are also provided with the locking plate 3, and the locking plate 3 are also provided with the locking holes 9 which are separated from the first locking plate 3;
the hook part 4 is L-shaped, the hook parts 4 on the first locking plate 2 and the second locking plate 3 are oppositely arranged to form a T-shaped structure, and when the 3 locking holes 9 on the main body part 5 are overlapped, the T-shaped structure formed by the hook parts 4 is just clamped in the groove of the breaker 1 to prevent the breaker 1 from being switched on;
the first locking plate 2 further comprises a supporting portion 10, the supporting portion 10 is an L-shaped sheet, an angle α is formed between the supporting portion 10 and the main portion 5, and when a T-shaped structure formed by the hook portion 4 is clamped in a groove of the circuit breaker 1, the supporting portion 10 abuts against a protruding portion of the circuit breaker 1 to support the main portion 5.
All corners of the main body part 5, the hook part 4 and the support part 10 are rounded.
At moulded case circuit breaker 1 upper cover handle department (combined floodgate direction) design recess, locking device is assembled by the riveting of two similar sheet metal components and is formed, and the bottom couple can block in above-mentioned recess, and when two opposite directions of sheet metal component removed the locking, it is concentric to be equipped with 3 holes on two sheet metal components, can adorn three padlock at most, locks circuit breaker 1 in the OFF position.
When the user load is overhauled, the manual misoperation can be prevented, 3 locks can be installed at most, and 3 users can be set to open the locking device and switch on the lock at the same time.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A circuit breaker locking device is characterized by comprising a first locking plate and a second locking plate, wherein the first locking plate and the second locking plate respectively comprise a main body part and a hook part, the main body part is provided with a long waist-shaped sliding groove and a pin shaft, the sliding groove and the pin shaft are positioned in the same straight line direction, the main body parts of the first locking plate and the second locking plate are overlapped, the pin shaft of one part is arranged in the sliding groove of the other part to form a sliding mechanism, the first locking plate and the second locking plate can oppositely or oppositely slide along the sliding groove direction, the end part of the pin shaft is provided with an anti-falling cap to enable the pin shaft to be fixed in the sliding groove, the main body part is also provided with 3 locking holes arranged in the same straight line direction, when the main body parts of the first locking plate and the second locking plate are overlapped, the 3 locking holes on the first locking plate and the second locking plate are also overlapped, and when the first locking plate and the second locking plate slide, the 3 locking holes on the first locking plate and the second locking plate are also separated;
the hook part is L-shaped, the hook parts on the first locking plate and the second locking plate are oppositely arranged to form a T-shaped structure, and when 3 locking holes on the main body part are overlapped, the T-shaped structure formed by the hook parts is just clamped in a groove of the breaker to prevent the breaker switch from being switched on;
the first locking plate further comprises a supporting part, the supporting part is an L-shaped sheet body, an angle alpha is arranged between the supporting part and the main body part, and when a T-shaped structure formed by the hook part is clamped in a groove of the circuit breaker, the supporting part is abutted to a bulge of the circuit breaker to support the main body part.
2. The device as claimed in claim 1, wherein the first locking plate and the second locking plate are integrally formed by a sheet metal process.
3. The circuit breaker locking apparatus of claim 1, wherein the pin is coupled to the body portion by a riveting or welding process.
4. The circuit breaker locking apparatus of claim 1, wherein when 3 locking holes of the main body portion are overlapped and the T-shaped structure formed by the hook portion is engaged in the recess of the circuit breaker, a padlock is disposed in each of the 3 locking holes.
5. The circuit breaker lockout device of claim 1, wherein all corners of the body portion, hook portion, and support portion are rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222975231.7U CN218769368U (en) | 2022-11-09 | 2022-11-09 | Circuit breaker locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222975231.7U CN218769368U (en) | 2022-11-09 | 2022-11-09 | Circuit breaker locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218769368U true CN218769368U (en) | 2023-03-28 |
Family
ID=85648007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222975231.7U Active CN218769368U (en) | 2022-11-09 | 2022-11-09 | Circuit breaker locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218769368U (en) |
-
2022
- 2022-11-09 CN CN202222975231.7U patent/CN218769368U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |