CN213234573U

CN213234573U - Door interlocking device

Info

Publication number: CN213234573U
Application number: CN202021342436.6U
Authority: CN
Inventors: 古京阳
Original assignee: WUHAN RUICHUANG SWITCH CO Ltd
Current assignee: WUHAN RUICHUANG SWITCH CO Ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-05-18
Anticipated expiration: 2030-07-08

Abstract

The utility model relates to the technical field of interlocking of switch cabinet doors, in particular to a door interlocking device, which comprises a main cabinet door and a slave cabinet door, wherein a door lock component is arranged at the upper side of the back connection part of the main cabinet door and the slave cabinet door, the door lock component comprises a door lock buckle, a gravity plate and a locking pin, a lock buckle groove is arranged at the middle part of the door lock buckle, a connecting column is arranged at the upper right side of the gravity plate, a pushing connecting column is arranged at the lower side of the gravity plate, a locking pin groove is arranged at the upper right side of the gravity plate and positioned at the lower side of the connecting column, the main cabinet door is provided with the locking pin corresponding to the locking pin groove, a locking pin locking channel is correspondingly arranged on the main cabinet door and the locking pin, the door lock component gravity plate resets by gravity instead of a spring, so that the door lock component has simple structure and small volume, can meet the miniaturization requirement of the switch cabinet door, and, the device can be suitable for more conditions to use, and has higher practicability.

Description

Door interlocking device

Technical Field

The utility model relates to a cubical switchboard door interlocking technical field specifically is a door interlock.

Background

The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.

The existing power distribution cabinet door lock is large in size, and due to the requirement of miniaturization of a switch cabinet, the closing function of the cabinet door needs to be completed in a narrow space, so that the problem is improved by a door interlocking device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a door interlock to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a door interlock, includes main cabinet door and follows the cabinet door, main cabinet door is provided with the lock subassembly with the back junction upside from the cabinet door, the lock subassembly includes door hasp, gravity board and locking round pin, the hasp recess has been seted up to the centre department of door hasp, the upper right side of gravity board is provided with the spliced pole, the downside of gravity board is provided with the promotion even post, the upper right side of gravity board has seted up the locking round pin groove and is located the downside of spliced pole, main cabinet door corresponds with the locking round pin groove and is provided with the locking round pin, main cabinet door corresponds with the locking round pin and has seted up locking round pin locking passageway.

Preferably, the gravity plate is rotatably connected with the main cabinet door through a connecting column.

Preferably, the gravity plate is arranged with the upper part being light and the lower part being heavy.

Preferably, the pushing connecting column is arranged to protrude corresponding to the left side of the door lock catch.

Preferably, the door lock catch is slidably connected with the slave cabinet door.

Preferably, the width of the locking pin locking channel corresponds to the diameter of the locking pin, and the locking pin is slidably connected with the locking pin locking channel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, can carry out spacing fixed to the locking round pin under the state of opening the door through the locking keyway that sets up, the locking round pin under the circumstances can be closed to the cabinet door through the hasp recess that sets up is connected, make the door hasp carry on spacing fixed, can promote to promote the spliced pole through the door hasp that sets up and make the gravity board move the rotation, make locking round pin locking passageway appear, the spliced pole through setting up can be fixed to the mounted position of gravity board, promote even the post through the setting and make things convenient for the door hasp to act on the gravity board, make the gravity board move, make things convenient for closing of cabinet door.

2. The utility model discloses in, rely on gravity to reset rather than relying on the spring to reset through the lock subassembly gravity board that sets up, make lock subassembly simple structure, the volume is less, can satisfy the miniaturized requirement of cubical switchboard, can accomplish the switch to the cabinet door equally in narrow and small space, can adapt to more circumstances and use, and the practicality is higher.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a structural diagram of the door lock assembly when the door is opened;

FIG. 3 is a structural diagram of the door lock assembly in a closed state when the door of the door operates;

figure 4 is the utility model discloses state structure chart when lock subassembly cabinet door is closed.

In the figure: the device comprises a main cabinet door 1, a slave cabinet door 2, a door lock assembly 3, a door lock catch 4, a gravity plate 5, a locking pin 6, a locking groove 7, a connecting column 8, a pushing connecting column 9, a locking pin groove 10 and a locking pin locking channel 11.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a door interlocking device comprises a main cabinet door 1 and a slave cabinet door 2, a door lock assembly 3 is arranged on the upper side of the junction of the back of the main cabinet door 1 and the slave cabinet door 2, the door lock assembly 3 comprises a door lock catch 4, a gravity plate 5 and a locking pin 6, a lock catch groove 7 is arranged in the middle of the door lock catch 4, a connecting column 8 is arranged on the upper right side of the gravity plate 5, a pushing connecting column 9 is arranged on the lower side of the gravity plate 5, a locking pin groove 10 is arranged on the upper right side of the gravity plate 5 and positioned on the lower side of the connecting column 8, the locking pin 6 is arranged on the main cabinet door 1 corresponding to the locking pin groove 10, a locking pin locking channel 11 is arranged on the main cabinet door 1 corresponding to the locking pin 6, the gravity plate 5 is rotatably connected with the main cabinet door 1 through the connecting column 8, the pushing connecting column 9 is arranged on the upper side with the lower side of the gravity plate, the left side of the door lock catch 9 is arranged in a protruding manner, the locking pin 6 is connected with the locking pin locking channel 11 in a sliding way, the locking pin 6 in a side-by-side door state can be fixed in a limiting way through the arranged locking pin groove 10, the locking pin 6 in the closing state of the cabinet door can be connected through the arranged lock catch groove 7, the door lock catch 4 is fixed in a limiting way, the push connecting column 8 can be pushed through the arranged door lock catch 4, so that the gravity plate 5 runs and rotates, the locking pin locking channel 11 appears, the mounting position of the gravity plate 5 can be fixed through the arranged connecting column 8, the door lock catch 4 can act on the gravity plate 5 through the arrangement of the push connecting column 9, so that the gravity plate 5 runs and is convenient to close the cabinet door, the gravity plate 5 resets by means of gravity instead of a spring through the arranged door lock assembly 3, the door lock assembly 3 has a simple structure and a small volume, and can meet the requirement of miniaturization of a switch cabinet, the cabinet door can be opened and closed in a narrow space, can adapt to more conditions for use, and is high in practicability.

The utility model discloses work flow: when the door lock is used, the door lock catch 4 leaves the gravity plate 5 when the door is opened, the gravity plate 5 naturally droops, when the door is closed, the door lock catch 4 is pushed, the gravity plate 2 rotates under the action of the door lock catch 4, the locking pin locking channel 11 appears, the locking pin 6 moves downwards to limit the lock catch groove 7 of the door lock catch 4, the door lock assembly 3 is used for closing and connecting the main cabinet door 1 and the auxiliary cabinet door 2, the locking pin 6 in the side-by-side door state can be limited and fixed through the arranged locking pin groove 10, the locking pin 6 in the closing state of the cabinet door can be connected through the arranged locking groove 7, the door lock catch 4 is limited and fixed, the pushing connecting column 8 can be pushed through the arranged door lock catch 4 to push the gravity plate 5 to rotate, the locking pin locking channel 11 appears, and the mounting position of the gravity plate 5 can be fixed through the arranged connecting column 8, promote even post 9 through setting up and make things convenient for a hasp 4 to act on gravity plate 5, make the operation of gravity plate 5, make things convenient for closing of cabinet door, rely on gravity to reset rather than relying on the spring through 3 gravity plates 5 of lock subassembly that set up, make lock subassembly 3 simple structure, the volume is less, can satisfy the miniaturized requirement of cubical switchboard, can accomplish the switch to the cabinet door equally in narrow and small space, can adapt to more circumstances and use, the practicality is higher.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A door interlock comprising a master (1) and slave (2) door doors, characterized in that: the utility model discloses a cabinet door lock, including main cabinet door (1) and the back junction upside of following cabinet door (2) be provided with lock subassembly (3), lock subassembly (3) are including door hasp (4), gravity board (5) and locking round pin (6), hasp recess (7) have been seted up to the centre department of door hasp (4), the upper right side of gravity board (5) is provided with spliced pole (8), the downside of gravity board (5) is provided with promotes even post (9), the upper right side of gravity board (5) has been and the downside that is located spliced pole (8) has seted up locking round pin groove (10), main cabinet door (1) corresponds with locking round pin groove (10) and is provided with locking round pin (6), main cabinet door (1) has seted up locking round pin locking passageway (11) with locking round pin (6) correspondence.

2. A door interlock as claimed in claim 1, wherein: the gravity plate (5) is rotatably connected with the main cabinet door (1) through a connecting column (8).

3. A door interlock as claimed in claim 1, wherein: the gravity plate (5) is arranged in a light-weight manner.

4. A door interlock as claimed in claim 1, wherein: the pushing connecting column (9) is arranged in a protruding mode corresponding to the left side face of the door lock catch (4).

5. A door interlock as claimed in claim 1, wherein: the door lock catch (4) is connected with the slave cabinet door (2) in a sliding mode.

6. A door interlock as claimed in claim 1, wherein: the width of the locking pin locking channel (11) corresponds to the diameter of the locking pin (6), and the locking pin (6) is in sliding connection with the locking pin locking channel (11).