CN210628918U - Interlocking mechanism device of switch cabinet door and circuit breaker handcart - Google Patents
Interlocking mechanism device of switch cabinet door and circuit breaker handcart Download PDFInfo
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- CN210628918U CN210628918U CN201921304842.0U CN201921304842U CN210628918U CN 210628918 U CN210628918 U CN 210628918U CN 201921304842 U CN201921304842 U CN 201921304842U CN 210628918 U CN210628918 U CN 210628918U
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- circuit breaker
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- locking plate
- door
- pin shaft
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Abstract
The utility model discloses an interlocking mechanism device of a switch cabinet door and a circuit breaker handcart, which is characterized in that the interlocking mechanism device comprises a baffle arranged on the circuit breaker handcart, and the baffle can move along with the circuit breaker handcart; the handcart room door comprises a hook plate arranged on a fixed cross beam of a chassis of the circuit breaker and a fixed plate arranged on a handcart room door; a pin shaft arranged on the fixed plate; a torsion spring sleeved on the pin shaft; the locking plate is arranged on the pin shaft, can rotate around the pin shaft, is connected with the torsion spring and is provided with an opening, and when the locking plate is in a horizontal state, the opening of the locking plate hooks the hook plate to ensure that the switch cabinet door cannot be opened, and at the moment, the torsion spring is in an original state; during unlocking, the baffle upwards pushes the locking plate, the opening of the locking plate is separated from the hook plate, and the switch cabinet door can be opened. The utility model discloses simple structure, convenient to use can guarantee that the cubical switchboard door can not open to electrified interval is gone into to protection electrical operating personnel mistake, and electrical operating personnel can carry out relevant maintenance work under the state of being qualified for the next round of competitions the side outage.
Description
Technical Field
The utility model relates to a cubical switchboard is equipment for cabinet door and circuit breaker handcart, concretely relates to interlocking device of cubical switchboard door and circuit breaker handcart.
Background
There is not interlock between traditional cubical switchboard door and the circuit breaker handcart, whether the circuit breaker handcart is in operating condition cubical switchboard door and can open at will, if the cubical switchboard door is opened at will to the people, touch the circuit breaker room again and take place short-circuit fault this moment, the electric arc and the high-pressure gas that the circuit breaker room produced will harm personal safety, do not establish interlock between consequently traditional cubical switchboard door and the circuit breaker handcart, have the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a simple structure, convenient to use, the high interlocking device of cubical switchboard door and circuit breaker handcart of security.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
interlocking device of cubical switchboard door and circuit breaker handcart, interlocking device includes:
the baffle is arranged on the circuit breaker handcart and can move along with the circuit breaker handcart;
a hook plate arranged on the fixed beam of the chassis of the circuit breaker,
a fixing plate arranged on the door of the handcart room;
a pin shaft arranged on the fixed plate;
a torsion spring sleeved on the pin shaft;
the locking plate is arranged on the pin shaft, can rotate around the pin shaft, is connected with the torsion spring and is provided with an opening, and when the locking plate is in a horizontal state, the opening of the locking plate hooks the hook plate to ensure that the switch cabinet door cannot be opened, and at the moment, the torsion spring is in an original state; during unlocking, the baffle upwards pushes the locking plate, the opening of the locking plate is separated from the hook plate, and the switch cabinet door can be opened.
In an embodiment of the present invention, the fixing plate is welded to the door of the handcart room.
In an embodiment of the present invention, the fixing plate is U-shaped, the two side edges are symmetrically provided with through holes, and the pin shaft passes through the two through holes and is installed on the fixing plate.
In an embodiment of the present invention, the baffle has an inclined surface, and the inclined surface pushes the locking plate to separate from the hook plate during unlocking.
Through the technical scheme, the beneficial effects of the utility model are that:
the utility model discloses simple structure, convenient to use can guarantee that the cubical switchboard door can not open to electrified interval is gone into to protection electrical operating personnel mistake, and electrical operating personnel can carry out relevant maintenance work under the state of being qualified for the next round of competitions the side outage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the installation of the present invention;
FIG. 2 is a schematic view of a part of the structure of the present invention 1;
FIG. 3 is a schematic view of a part of the structure of the present invention shown in FIG. 2;
the corresponding part names indicated by the numbers and letters in the drawings:
10. the circuit breaker handcart 20, the baffle 21, the inclined plane 30, the circuit breaker chassis fixing cross beam 40, the hook plate 50, the handcart room door 60, the fixing plate 70, the pin shaft 80, the torsion spring 90, the locking plate 91 and the opening.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Referring to fig. 1 to 3, the present invention discloses an interlocking mechanism device for a switch cabinet door and a circuit breaker handcart, the interlocking mechanism device includes a baffle 20 disposed on the circuit breaker handcart 10, a hook plate 40 disposed on a circuit breaker chassis fixed beam 30, a fixed plate 60 disposed on a handcart room door 50, a pin 70 disposed on the fixed plate 60, a torsion spring 80 sleeved on the pin 70, and a locking plate 90 disposed on the pin 70; the baffle 20 is provided with an inclined plane 21, when the circuit breaker is unlocked, the inclined plane 21 pushes the locking plate 90 to be separated from the hook plate 40, the baffle 20 is welded on the circuit breaker handcart 10 and can move along with the circuit breaker handcart, and the welding arrangement improves the connection strength and stability; the hook plate 40 is immovably arranged on the circuit breaker chassis fixing beam 30; the fixing plate 60 is welded on the handcart room door 50, and the welding arrangement improves the connection strength and stability; the fixing plate 60 is U-shaped, through holes are symmetrically formed on both side edges, and the pin 70 is installed on the fixing plate 60 through the two through holes.
The locking plate 90 can rotate around the pin shaft 70, the locking plate 90 is connected with the torsion spring, an opening 91 is arranged on the locking plate 90, when the locking plate 90 is in a horizontal state, the opening 91 hooks the hook plate 40, the switch cabinet door can not be opened, and at the moment, the torsion spring 80 is in an original state; when the door is unlocked, the baffle 20 moves upwards to push the locking plate 90 through the inclined surface 21, and when the opening of the locking plate 90 is separated from the hook plate 40 after reaching a certain height, the door of the switch cabinet can be opened.
The utility model discloses the theory of operation as follows:
when the switch cabinet is in a normal working electrified state, the circuit breaker handcart 10 is in a working position, the baffle 20 arranged on the circuit breaker handcart 10 is also in the working position, and the locking plate 90 is in a horizontal state and hooks the hook plate 40 at the moment, so that the switch cabinet door can not be opened, and an electric operator can be protected from entering an electrified interval by mistake; when the circuit breaker handcart was in the test position, the side outage of being qualified for the next round of competitions, baffle 20 that sets up on the circuit breaker handcart this moment also was in the test position, and the inclined plane 21 of baffle 20 lifts up locking plate 90 upwards, and locking plate 90 was in the tilt state and with collude the unblock of board 40 this moment, and the cubical switchboard door can be opened, and electrical operating personnel can carry out relevant maintenance work under the state of the side outage of being qualified for the next round of competitions.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. Interlocking device of cubical switchboard door and circuit breaker handcart, its characterized in that, interlocking device includes:
the baffle is arranged on the circuit breaker handcart and can move along with the circuit breaker handcart;
a hook plate arranged on the fixed beam of the chassis of the circuit breaker,
a fixing plate arranged on the door of the handcart room;
a pin shaft arranged on the fixed plate;
a torsion spring sleeved on the pin shaft;
the locking plate is arranged on the pin shaft, can rotate around the pin shaft, is connected with the torsion spring and is provided with an opening, and when the locking plate is in a horizontal state, the opening of the locking plate hooks the hook plate to ensure that the switch cabinet door cannot be opened, and at the moment, the torsion spring is in an original state; during unlocking, the baffle upwards pushes the locking plate, the opening of the locking plate is separated from the hook plate, and the switch cabinet door can be opened.
2. The interlocking mechanism device for a switch cabinet door and a circuit breaker trolley according to claim 1, wherein the fixing plate is welded to a trolley door.
3. An interlocking mechanism device for a switch cabinet door and a circuit breaker handcart according to claim 1, wherein the fixing plate is U-shaped, through holes are symmetrically arranged on two side edges, and the pin shaft passes through the two through holes and is arranged on the fixing plate.
4. The interlock mechanism assembly for a switchgear door and a circuit breaker trolley according to claim 1, wherein the blocking plate has a ramp surface that pushes the locking plate away from the hook plate during unlocking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921304842.0U CN210628918U (en) | 2019-08-13 | 2019-08-13 | Interlocking mechanism device of switch cabinet door and circuit breaker handcart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921304842.0U CN210628918U (en) | 2019-08-13 | 2019-08-13 | Interlocking mechanism device of switch cabinet door and circuit breaker handcart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210628918U true CN210628918U (en) | 2020-05-26 |
Family
ID=70749171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921304842.0U Active CN210628918U (en) | 2019-08-13 | 2019-08-13 | Interlocking mechanism device of switch cabinet door and circuit breaker handcart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210628918U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113948995A (en) * | 2021-09-17 | 2022-01-18 | 许继集团有限公司 | Interlocking device for operation of handcart and cabinet door of switch cabinet |
-
2019
- 2019-08-13 CN CN201921304842.0U patent/CN210628918U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113948995A (en) * | 2021-09-17 | 2022-01-18 | 许继集团有限公司 | Interlocking device for operation of handcart and cabinet door of switch cabinet |
| CN113948995B (en) * | 2021-09-17 | 2023-10-20 | 许继集团有限公司 | Switch cabinet handcart and cabinet door operation interlocking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201401 No. 123, Lane 3, East Ring Road, South Bridge, Shanghai, Fengxian District Patentee after: Anyige electric industrial system (Shanghai) Co.,Ltd. Address before: 201401 No. 123, Lane 3, East Ring Road, South Bridge, Shanghai, Fengxian District Patentee before: Shanghai ABB Radio and Television Co.,Ltd. |