CN221073838U

CN221073838U - Door interlocking structure of electric cabinet

Info

Publication number: CN221073838U
Application number: CN202322676473.0U
Authority: CN
Inventors: 李建辉; 李生敏
Original assignee: Anhui Huanong Construction Engineering Co ltd
Current assignee: Anhui Huanong Construction Engineering Co ltd
Priority date: 2023-10-08
Filing date: 2023-10-08
Publication date: 2024-06-04
Anticipated expiration: 2033-10-08

Abstract

The utility model provides a door interlocking structure of an electrical cabinet, which comprises a cabinet body, wherein a screw is movably arranged on one side of the cabinet body, a locking disc is fixedly arranged on the surface of the screw, a clamping groove is formed in the top of the locking disc, a locking rod is movably arranged on the inner wall of the clamping groove, and one end of the locking rod penetrates through the bottom of a mounting box and extends into the mounting box. According to the locking device, after the cabinet door is locked and closed, the pull ring is loosened, the locking rod is pushed to move downwards by the resilience force of the second spring, and when one end of the locking rod which moves downwards is inserted into the clamping groove on the locking disc, the locking disc can be clamped, and further the locking of the rotating handle and the screw rod is realized, so that the stability of locking and closing of the cabinet door is improved, and the rotating handle and the screw rod are prevented from accidentally rotating to influence the stability of locking and closing of the cabinet door.

Description

Door interlocking structure of electric cabinet

Technical Field

The utility model belongs to the technical field of interlocking mechanisms, and particularly relates to a door interlocking structure of an electrical cabinet.

Background

A switchgear is one of the most common types of electrical cabinets for conducting operations such as switching on, switching off, and short-circuit protection of electrical components. The forms of the switch cabinets are also different according to the characteristics of different electrical systems, and the switch cabinets can be mainly divided into a low-voltage switch cabinet, a medium-voltage switch cabinet and a high-voltage switch cabinet. Low-voltage switch cabinets are commonly used in families and industrial places, medium-voltage switch cabinets are suitable for power transmission and distribution systems, large industrial equipment and the like, and high-voltage switch cabinets are commonly used in power transmission and transformer substations of power systems and the like.

The Chinese patent CN219654481U discloses a cabinet door interlocking mechanism of a switch cabinet, which realizes the stable limit of the cabinet door, ensures that the cabinet door can be stably locked and closed, and improves the use stability of the device; including the cubical switchboard cabinet body, cabinet door and earthing switch, the cabinet door is articulated with the front end of the cubical switchboard cabinet body, earthing switch installs on the bottom inside wall of the cubical switchboard cabinet body, be provided with touch switch on the earthing switch, and earthing switch is connected with ground, a serial communication port, still include drive assembly, the slider, two sets of installation pieces, the gyro wheel, drive assembly, square inserted block and spacing latch segment, drive assembly installs the rear end at the cubical switchboard cabinet body, drive assembly is used for driving the slider back-and-forth movement, and the slider slides the clamping with the bottom inside wall of the cubical switchboard cabinet body, two sets of installation pieces symmetry respectively are fixed in the left and right sides of slider front end, the gyro wheel rotates with the installation piece and is connected, and the gyro wheel can contact with drive assembly.

However, the cabinet door interlocking mechanism does not have the function of locking the rotating handle and the screw, and because one ends of the rotating handle and the screw are exposed outside the cabinet body, people or objects in the external environment are easy to collide with the screw and the rotating handle, the rotating handle and the screw are easy to rotate accidentally, and therefore the locking and closing stability of the cabinet door is affected.

Disclosure of utility model

The utility model provides a door interlocking structure of an electrical cabinet, which aims to solve the problems in the background technology. In order to achieve the above purpose, the present utility model provides the following technical solutions:

the door interlocking structure of the electrical cabinet comprises a cabinet body, wherein a screw is movably arranged on one side of the cabinet body, a locking disc is fixedly arranged on the surface of the screw, a clamping groove is formed in the top of the locking disc, a locking rod is movably arranged on the inner wall of the clamping groove, and one end of the locking rod penetrates through the bottom of the installation box and extends into the installation box;

The locking device is characterized in that a displacement plate is fixedly arranged at one end of the locking rod, movable blocks are fixedly arranged on two sides of the displacement plate, one side of each movable block is located in a sliding groove on one side of the inner wall of the installation box, and the installation box is in sliding connection with the movable blocks.

Preferably, an extension rod is fixedly arranged at the top of the displacement plate, and a second spring is sleeved on the surface of the extension rod.

Preferably, one end of the extension rod penetrates through the top of the inner wall of the installation box and extends to the top of the outer wall of the installation box.

Preferably, in this embodiment, a pull ring is fixedly disposed at one end of the extension rod, and the pull ring is in a ring shape.

As the preference of this embodiment, one side hinge of the cabinet body is connected with a cabinet door.

Preferably, in this embodiment, a rotating handle is fixedly disposed at one end of the screw, and a nut seat is screwed at the other end of the screw.

Preferably, in this embodiment, a sleeve is fixedly disposed on the outer side of the nut seat, a slider is fixedly disposed at one end of the sleeve, and a roller is disposed at one side of the slider.

As the preference of this embodiment, the top activity of gyro wheel is provided with the triangular block, the top of triangular block is fixed and is provided with the slide bar, the fixed inserted block that is provided with of one end of slide bar, the surface of slide bar has cup jointed first spring.

As the preference of this embodiment, the top of the insert block is movably provided with a locking block, and the connection relationship between the locking block and the insert block is a clamping connection.

Preferably, in this embodiment, the locking lever and the locking disc are connected in a clamped manner.

Compared with the prior art, the utility model has the following beneficial effects:

According to the locking device, after the cabinet door is locked and closed, the pull ring is loosened, the locking rod is pushed to move downwards by the resilience force of the second spring, and when one end of the locking rod which moves downwards is inserted into the clamping groove on the locking disc, the locking disc can be clamped, and further the locking of the rotating handle and the screw rod is realized, so that the stability of locking and closing of the cabinet door is improved, and the rotating handle and the screw rod are prevented from accidentally rotating to influence the stability of locking and closing of the cabinet door.

Drawings

FIG. 1 is a schematic view of the structure of the door interlock structure of the electrical cabinet of the present utility model;

FIG. 2 is a structural elevation view of a door interlock structure of an electrical cabinet of the present utility model;

FIG. 3 is a schematic view of the structure of the screw of the present utility model;

Fig. 4 is an enlarged schematic view of the a portion of the present utility model.

The figure shows: 1. a cabinet body; 101. a cabinet door; 2. a screw; 201. rotating the handle; 202. a nut seat; 203. a sleeve; 204. a slide block; 205. a roller; 206. triangular blocks; 207. a slide bar; 208. inserting blocks; 209. a locking block; 210. a first spring; 3. a locking plate; 301. a locking lever; 302. a mounting box; 303. a displacement plate; 304. an extension rod; 305. a second spring; 306. a pull ring; 4. a movable block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, an embodiment of the utility model provides a door interlocking structure of an electrical cabinet, which specifically includes a cabinet body 1, a screw rod 2 is movably disposed at one side of the cabinet body 1, a locking plate 3 is fixedly disposed on a surface of the screw rod 2, a clamping groove is formed at the top of the locking plate 3, a locking rod 301 is movably disposed on an inner wall of the clamping groove, and one end of the locking rod 301 penetrates through the bottom of a mounting box 302 and extends into the mounting box 302. One end of the locking rod 301 is fixedly provided with a displacement plate 303, two sides of the displacement plate 303 are fixedly provided with movable blocks 4, one side of each movable block 4 is located in a sliding groove on one side of the inner wall of the mounting box 302, and the mounting box 302 is in sliding connection with the movable blocks 4. An extension rod 304 is fixedly arranged at the top of the displacement plate 303, a second spring 305 is sleeved on the surface of the extension rod 304, and one end of the extension rod 304 penetrates through the top of the inner wall of the installation box 302 and extends to the top of the outer wall of the installation box 302. One end of the extension rod 304 is fixedly provided with a pull ring 306, and the pull ring 306 is in a circular ring shape.

In this embodiment, when in use, pull ring 306 is pulled to make locking rod 301 move upwards, and when one end of locking rod 301 is separated from the clamping groove on locking disc 3, the clamping of locking disc 3 can be released, and then the locking of rotating handle 201 and screw 2 is released;

Then the screw rod 2 is driven to rotate by rotating the rotating handle 201, the screw rod 2 in the rotating state drives the sliding block 204 and the roller 205 to horizontally move through the nut seat 202, and when the sliding block 204 contacts with the grounding switch on one side of the bottom of the inner wall of the cabinet body 1, the grounding switch is started;

When the roller 205 is far away from the triangular block 206, the reverse elastic force of the first spring 210 drives the insert block 208 to move downwards, the insert block 208 is separated from the clamping groove on the locking block 209, the clamping connection of the locking block 209 is further released, and then the cabinet door 101 can be opened to overhaul the components in the cabinet body 1;

When the cabinet door 101 is locked and closed, the screw rod 2 is driven to rotate by rotating the rotating handle 201, the screw rod 2 in a rotating state drives the sliding block 204 and the roller 205 to horizontally move through the nut seat 202, and when the triangular block 206 is extruded by the roller 205, one end of the inserting block 208 is inserted into a clamping groove on the locking block 209, so that the locking block 209 is clamped;

When the rotary handle 201 and the screw rod 2 are locked, after the cabinet door 101 is locked and closed, the pull ring 306 is released, the rebound force of the second spring 305 pushes the locking rod 301 to move downwards, and when one end of the locking rod 301 moving downwards is inserted into the clamping groove on the locking disc 3, the locking of the locking disc 3 can be realized, and then the locking of the rotary handle 201 and the screw rod 2 is realized.

Referring to fig. 3, a cabinet door 101 is hinged to one side of the cabinet body 1, and the cabinet door 101 is opened by setting the cabinet door 101, so that components in the cabinet body 1 can be overhauled, and after the overhauling is completed, the cabinet door 101 is closed. One end of the screw rod 2 is fixedly provided with a rotating handle 201, the other end of the screw rod 2 is in threaded connection with a nut seat 202, the outer side of the nut seat 202 is fixedly provided with a sleeve 203, one end of the sleeve 203 is fixedly provided with a sliding block 204, and one side of the sliding block 204 is provided with a roller 205. Through setting up screw rod 2, rotation handle 201, nut seat 202, slider 204 and gyro wheel 205, drive screw rod 2 through the mode of rotatory rotation handle 201 and rotate, screw rod 2 under the rotation state drives slider 204 and gyro wheel 205 through nut seat 202 and carries out horizontal migration, when slider 204 contacts with the earthing switch of cabinet body 1 inner wall bottom one side, can make earthing switch start.

Referring to fig. 3, a triangular block 206 is movably disposed at the top of the roller 205, a sliding rod 207 is fixedly disposed at the top of the triangular block 206, an inserting block 208 is fixedly disposed at one end of the sliding rod 207, a first spring 210 is sleeved on the surface of the sliding rod 207, and a locking block 209 is clamped at the top of the inserting block 208. Through setting up first spring 210, when triangular piece 206 is kept away from to gyro wheel 205, the resilience force of first spring 210 can drive the kickdown of kickdown 208, and kickdown 208 can break away from in the draw-in groove on the latch segment 209, and then releases the joint to the latch segment 209, then just can open cabinet door 101, overhauls the part in the cabinet body 1. The connection relation between the locking block 209 and the inserting block 208 is clamping connection. By providing the insert block 208, when one end of the insert block 208 is inserted into the clamping groove on the locking block 209, the locking of the locking block 209 can be realized.

Referring to fig. 4, the locking lever 301 is engaged with the locking plate 3, and by providing the locking lever 301, when one end of the locking lever 301 is disengaged from the locking groove on the locking plate 3, the locking of the locking plate 3 can be released, and the locking of the rotary handle 201 and the screw 2 can be released.

In summary, according to the present utility model, by providing the pull ring 306, the extension rod 304, the displacement plate 303, the locking rod 301 and the locking disc 3, when the locking and closing of the cabinet door 101 are completed, the pull ring 306 is released, the rebound force of the second spring 305 pushes the locking rod 301 to move downward, and when one end of the locking rod 301 moving downward is inserted into the clamping groove on the locking disc 3, the locking of the locking disc 3 can be achieved, and further, the locking of the rotating handle 201 and the screw 2 is achieved, so that the locking and closing stability of the cabinet door 101 is improved, and the unexpected rotation of the rotating handle 201 and the screw 2 is prevented from affecting the locking and closing stability of the cabinet door 101.

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

Claims

1. The utility model provides a door interlocking structure of regulator cubicle, includes cabinet body (1), its characterized in that: a screw rod (2) is movably arranged on one side of the cabinet body (1), a locking disc (3) is fixedly arranged on the surface of the screw rod (2), a clamping groove is formed in the top of the locking disc (3), a locking rod (301) is movably arranged on the inner wall of the clamping groove, and one end of the locking rod (301) penetrates through the bottom of the mounting box (302) and extends into the mounting box (302);

The locking device is characterized in that a displacement plate (303) is fixedly arranged at one end of the locking rod (301), movable blocks (4) are fixedly arranged at two sides of the displacement plate (303), one side of each movable block (4) is located in a sliding groove on one side of the inner wall of the installation box (302), and the installation box (302) is in sliding connection with each movable block (4).

2. The door interlock structure of an electrical cabinet according to claim 1, wherein: an extension rod (304) is fixedly arranged at the top of the displacement plate (303), and a second spring (305) is sleeved on the surface of the extension rod (304).

3. The door interlock structure of an electrical cabinet according to claim 2, wherein: one end of the extension rod (304) penetrates through the top of the inner wall of the mounting box (302) and extends to the top of the outer wall of the mounting box (302).

4. A door interlock structure of an electrical cabinet according to claim 3, wherein: one end of the extension rod (304) is fixedly provided with a pull ring (306), and the pull ring (306) is in a circular ring shape.

5. The door interlock structure of an electrical cabinet according to claim 1, wherein: one side hinge of the cabinet body (1) is connected with a cabinet door (101).

6. The door interlock structure of an electrical cabinet according to claim 1, wherein: one end of the screw rod (2) is fixedly provided with a rotating handle (201), the other end of the screw rod (2) is connected with a nut seat (202) in a threaded mode, and a sleeve (203) is fixedly arranged on the outer side of the nut seat (202).

7. The door interlock structure of an electrical cabinet according to claim 6, wherein: one end of the sleeve (203) is fixedly provided with a sliding block (204), and one side of the sliding block (204) is provided with a roller (205).

8. The door interlock structure of an electrical cabinet according to claim 7, wherein: the top activity of gyro wheel (205) is provided with triangular block (206), the fixed slide bar (207) that is provided with in top of triangular block (206), the fixed inserted block (208) that is provided with of one end of slide bar (207), first spring (210) have been cup jointed on the surface of slide bar (207).

9. The door interlock structure of an electrical cabinet according to claim 8, wherein: the top of inserted block (208) activity is provided with latch segment (209), latch segment (209) and inserted block (208) connected relation be the joint.

10. The door interlock structure of an electrical cabinet according to claim 1, wherein: the locking rod (301) is connected with the locking disc (3) in a clamping way.