Interlocking structure and power distribution cabinet thereof

Abstract

The utility model relates to the technical field of power distribution cabinets, and discloses an interlocking structure and a power distribution cabinet thereof. The whole lock head is in a T shape, and an arc-shaped protrusion is arranged at one end of the lock head; the locking assembly is arranged between the base and the lock head, the locking assembly is used for locking the base and the lock head, the locking assembly comprises a connector and a transmission block, the push rod is pushed inwards manually, the push rod drives the transmission block to move inwards, and the transmission block drives one end of the connecting rod to rotate around a base fulcrum; when the connecting rod rotates, the supporting rod is driven to move along with the connecting rod, the supporting rod drives the connector to swing along with the connecting rod, the connector swings to separate the lock, and the cabinet door on one side of the lock is manually driven to be opened, so that the cabinet door is quickly opened, the unlocking step is reduced, parts in the locking assembly are few, and meanwhile, the whole locking assembly is flatly arranged, so that occupied space is reduced; and the occupation of the mounting positions of electronic components in the power distribution cabinet is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of power distribution cabinets, and in particular relates to an interlocking structure and a power distribution cabinet thereof. Background Art

[0002] The distribution cabinet is divided into power distribution cabinet, lighting distribution cabinet and metering cabinet. It is the final equipment of the power distribution system. The distribution cabinet is a general term for the motor control center. The distribution cabinet is suitable for occasions with relatively dispersed loads and fewer circuits. The motor control center is used in occasions with concentrated loads and more circuits. They distribute the electrical energy of a circuit of the upper-level distribution equipment to the nearest load. This level of equipment should provide protection, monitoring and control for the load.

[0003] A document with publication number (CN221008806U) was retrieved and disclosed a door-closing interlocking mechanism for a high-voltage combined distribution cabinet, which is arranged inside the cabinet and interlocks the trolley assembly and the cabinet door inside the cabinet. The interlocking mechanism assembly includes a first support leg, a rotating rod, a slide, a push rod, a spring, a claw, and a block; the first support leg is arranged on the bottom plate of the cabinet; the rotating rod is rotatably connected to the first support leg, and one end of the rotating rod can contact the trolley assembly inside the cabinet; the slide is opened on the side of the rotating rod.

[0004] The above device coordinates the rotational movement of the rotating rod with the linear movement of the push rod, so that the interlocking mechanism assembly is arranged in a linear shape as a whole, the movement of each linkage component is smooth, and the overall space occupied is small.

[0005] There are too many parts in the above device, which takes up a lot of space in the distribution cabinet. When a lot of space in the distribution cabinet is occupied, the position where electronic components can be installed in the distribution cabinet is occupied.

[0006] In view of this, the present utility model is proposed. Utility Model Content

[0007] In order to solve the technical problem of space occupation by the locking component, the basic concept of the technical solution adopted by the utility model is:

[0008] An interlocking structure and its distribution cabinet include a base, the interior of the base is hollow; a lock head, the lock head is T-shaped as a whole, and one end of the lock head is provided with an arc-shaped protrusion; a locking assembly, the locking assembly is arranged between the base and the lock head, the locking assembly is used to lock the base and the lock head, the locking assembly includes a connector and a transmission block, one end of the connector is rotatably connected to the base, the transmission block is elastically connected to the base, the connector is transmission-connected to the transmission block, and one end of the connector is clamped with the lock head.

[0009] As a preferred embodiment of the present invention, the locking assembly further comprises a connecting rod, one end of the connecting rod is rotatably connected to the base, and the other end of the connecting rod is rotatably connected to the transmission block.

[0010] As a preferred embodiment of the present invention, the locking assembly further comprises a support rod, the middle portion of the support rod is fixedly connected to the connecting rod, and the other end of the connector is connected to one end of the support rod via a fastener.

[0011] As a preferred embodiment of the present invention, the locking assembly also includes a push rod and a bracket, the bracket is arranged on the base, the bracket is fixedly connected to the base, the transmission block is slidingly connected to the bracket, the push rod is fixedly connected to the transmission block, and the push rod is elastically connected to the bracket.

[0012] As a preferred embodiment of the present invention, the locking assembly also includes a spring, which is arranged on the push rod and sleeved on the push rod. One end of the spring is fixedly connected to the bracket, and the other end of the spring is fixedly connected to the transmission block. The push rod is slidably connected to the bracket.

[0013] A power distribution cabinet, characterized in that it includes a power distribution cabinet body, wherein cabinet doors are symmetrically arranged on the power distribution cabinet body, all the above-mentioned interlocking structures are arranged on the inner sides of the cabinet doors, and the base and the lock head are respectively fixedly connected to the corresponding cabinet doors.

[0014] As a preferred embodiment of the present invention, a motor is provided on the inner side of the power distribution cabinet body, the motor is fixedly connected to the power distribution cabinet body, the output shaft of the motor is fixedly connected to a threaded rod, and the threaded rod is rotatably connected to the inner wall of the power distribution cabinet body.

[0015] As a preferred embodiment of the present invention, a slider is threadedly connected to the threaded rod, the slider is slidably connected to the inner wall of the power distribution cabinet body, and the bottom end of the slider is fixedly connected to the fan.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. This interlocking structure and its distribution cabinet have fewer parts in the locking assembly and are flattened as a whole, thereby reducing the space occupied and the space occupied by the electronic components in the distribution cabinet.

[0018] 2. This interlocking structure and its distribution cabinet, in which the push rod is pushed inward by manpower, the push rod drives the transmission block to move inward, the transmission block drives one end of the connecting rod to rotate about the base fulcrum, when the connecting rod rotates, it drives the support rod to move along, the support rod drives the connecting head to swing along, and the lock is separated by the swing of the connecting head. At this time, manpower drives the cabinet door on one side of the lock to open, thereby quickly opening the cabinet door and reducing the unlocking steps.

[0019] 3. In this interlocking structure and its distribution cabinet, the transmission block moves inward to squeeze the spring, and the spring is deformed by the squeezing. The force generated by the spring deformation pushes the transmission block to move outward. The transmission block drives the connecting rod and the support rod to move, and the support rod drives the connecting head to engage with the lock head, thereby quickly locking the cabinet door and reducing the locking steps.

[0020] 4. In this interlocking structure and its distribution cabinet, the motor drives the threaded rod to rotate through the output shaft, and the threaded rod drives the slider to slide back and forth in the distribution cabinet body through threaded transmission. The fan follows the reciprocating movement of the slider and drives the air flow. The flow of air reduces the temperature inside the distribution cabinet body, preventing electronic components from aging due to long-term high-temperature operation.

[0021] The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In the attached figure:

[0023] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0024] Figure 2 This is a schematic diagram of the structure between the cabinet doors of the utility model;

[0025] Figure 3 This is a schematic diagram of the back of the base of the utility model;

[0026] Figure 4 This is a front view of the base of the utility model;

[0027] Figure 5 This is a schematic diagram of the internal structure of the power distribution cabinet of the utility model.

[0028] In the figure: 1. Distribution cabinet body; 11. Cabinet door; 2. Push rod; 21. Bracket; 22. Connector; 23. Base; 24. Connecting rod; 25. Support rod; 26. Transmission block; 27. Spring; 3. Lock; 4. Motor; 41. Threaded rod; 42. Slider; 5. Fan. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. The following embodiments are used to illustrate the present invention.

[0030] See also Figure 1-5, an interlocking structure and its distribution cabinet, including a base 23, the base 23 is hollow inside; a lock head 3, the lock head 3 is T-shaped as a whole, and one end of the lock head 3 is provided with an arc-shaped protrusion; a locking assembly, the locking assembly is arranged between the base 23 and the lock head 3, the locking assembly is used to lock the base 23 and the lock head 3, the locking assembly includes a connector 22 and a transmission block 26, one end of the connector 22 is rotatably connected to the base 23, the transmission block 26 is elastically connected to the base 23, the connector 22 is transmission-connected to the transmission block 26, one end of the connector 22 is clamped with the lock head 3, and the locking assembly also includes The connecting rod 24 is rotatably connected to the base 23 at one end, and the other end of the connecting rod 24 is rotatably connected to the transmission block 26. The locking assembly also includes a support rod 25, the middle of the support rod 25 is fixedly connected to the connecting rod 24, and the other end of the connector 22 is connected to one end of the support rod 25 by a fastener. The locking assembly also includes a push rod 2 and a bracket 21, the bracket 21 is set on the base 23, the bracket 21 is fixedly connected to the base 23, the transmission block 26 is slidably connected to the bracket 21, the push rod 2 is fixedly connected to the transmission block 26, the push rod 2 is elastically connected to the bracket 21, and the locking assembly also includes an elastic Spring 27, spring 27 is set on push rod 2, spring 27 is sleeved on push rod 2, one end of spring 27 is fixedly connected to bracket 21, the other end of spring 27 is fixedly connected to transmission block 26, push rod 2 is slidably connected to bracket 21, push rod 2 is pushed inward by manpower, push rod 2 drives transmission block 26 to move inward, transmission block 26 drives one end of connecting rod 24 to rotate with base 23 fulcrum, connecting rod 24 rotates and drives support rod 25 to move, support rod 25 drives connector 22 to swing, and lock head 3 is separated by swinging of connector 22. At this time, manpower drives lock head 3 side of the cabinet door 11 is opened, thereby quickly opening the cabinet door 11 and reducing the number of unlocking steps. The transmission block 26 moves inward to squeeze the spring 27. The spring 27 is squeezed and deformed. The force generated by the deformation of the spring 27 pushes the transmission block 26 to move outward. The transmission block 26 drives the connecting rod 24 and the support rod 25 to move. The support rod 25 drives the connecting head 22 to engage with the lock head 3, thereby quickly locking the cabinet door 11 and reducing the number of locking steps. The locking assembly has fewer parts and is flattened as a whole, which reduces the space occupied and reduces the space occupied by the installation position of electronic components in the distribution cabinet.

[0031] A power distribution cabinet, characterized in that it includes a power distribution cabinet body 1, a cabinet door 11 is symmetrically provided on the power distribution cabinet body 1, and all the above-mentioned interlocking structures are provided on the inner side of the cabinet door 11, the base 23 and the lock head 3 are respectively fixedly connected to the corresponding cabinet door 11, a motor 4 is provided on the inner side of the power distribution cabinet body 1, the motor 4 is fixedly connected to the power distribution cabinet body 1, the output shaft of the motor 4 is fixedly connected to a threaded rod 41, the threaded rod 41 is rotatably connected to the inner wall of the power distribution cabinet body 1, the threaded rod 41 is threadedly connected to a slider 42, and the slider 42 is slidably connected to the inner wall of the power distribution cabinet body 1 Dynamic connection, the bottom end of the slider 42 is fixedly connected with the fan 5. The locking component has fewer parts and the overall flat setting reduces the space occupied and the position where electronic components can be installed in the distribution cabinet. The motor 4 drives the threaded rod 41 to rotate through the output shaft, and the threaded rod 41 drives the slider 42 to slide back and forth in the distribution cabinet body 1 through the threaded transmission. The fan 5 follows the slider 42 to move back and forth and drives the air to flow. The temperature in the distribution cabinet body 1 is reduced by the flow of air to prevent the electronic components from aging due to long-term high-temperature operation.

[0032] Working principle: Push rod 2 is pushed inward by manpower, which drives transmission block 26 to move inward. Transmission block 26 drives one end of connecting rod 24 to rotate with base 23 as the supporting point. When connecting rod 24 rotates, it drives support rod 25 to move along with it. Support rod 25 drives connecting head 22 to swing along with it. The lock head 3 is separated by the swing of connecting head 22. At this time, manpower drives the cabinet door 11 on one side of lock head 3 to open. Transmission block 26 moves inward to squeeze spring 27. Spring 27 is squeezed and deformed. The force generated by the deformation of spring 27 pushes transmission block 26 to move outward. The transmission block 26 drives the connecting rod 24 and the support rod 25 to move, and drives the connecting head 22 to engage with the lock head 3 through the support rod 25, so that there are fewer parts in the locking assembly. At the same time, the overall flat setting reduces the space occupied. The motor 4 drives the threaded rod 41 to rotate through the output shaft, and the threaded rod 41 drives the slider 42 to slide back and forth in the distribution cabinet body 1 through threaded transmission. The fan 5 follows the slider 42 to move back and forth and drives the air flow. The flow of air reduces the temperature in the distribution cabinet body 1 to prevent the electronic components from aging due to long-term high-temperature operation.

[0033] It is understood that the present invention is described by way of certain embodiments, and those skilled in the art will appreciate that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. Furthermore, under the guidance of the present invention, these features and embodiments may be modified to suit specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are intended to be protected by the present invention.

Claims

1. An interlocking structure, characterized in that: include: A base (23), wherein the base (23) is hollow inside; The lock head (3) is T-shaped as a whole, and an arc-shaped protrusion is provided at one end of the lock head (3); A locking assembly is provided between the base (23) and the lock head (3), and is used to lock the base (23) and the lock head (3). The locking assembly comprises a connector (22) and a transmission block (26), one end of the connector (22) is rotatably connected to the base (23), the transmission block (26) is elastically connected to the base (23), the connector (22) and the transmission block (26) are transmission-connected, and one end of the connector (22) is clamped to the lock head (3).

2. The interlocking structure according to claim 1, characterized in that: The locking assembly further comprises a connecting rod (24), one end of the connecting rod (24) is rotatably connected to the base (23), and the other end of the connecting rod (24) is rotatably connected to the transmission block (26).

3. The interlocking structure according to claim 2, characterized in that: The locking assembly further comprises a support rod (25), the middle portion of the support rod (25) is fixedly connected to the connecting rod (24), and the other end of the connecting head (22) is connected to one end of the support rod (25) via a fastener.

4. The interlocking structure according to claim 1, characterized in that: The locking assembly further comprises a push rod (2) and a bracket (21), wherein the bracket (21) is arranged on the base (23), the bracket (21) is fixedly connected to the base (23), the transmission block (26) is slidably connected to the bracket (21), the push rod (2) is fixedly connected to the transmission block (26), and the push rod (2) is elastically connected to the bracket (21).

5. The interlocking structure according to claim 1, characterized in that: The locking assembly further comprises a spring (27), which is arranged on the push rod (2) and sleeved on the push rod (2). One end of the spring (27) is fixedly connected to the bracket (21), and the other end of the spring (27) is fixedly connected to the transmission block (26). The push rod (2) is slidably connected to the bracket (21).

6. A power distribution cabinet, characterized in that: The invention comprises a power distribution cabinet body (1), wherein cabinet doors (11) are symmetrically provided on the power distribution cabinet body (1), an interlocking structure according to any one of claims 1 to 5 is provided on the inner side of the cabinet door (11), and a base (23) and a lock head (3) are respectively fixedly connected to the corresponding cabinet door (11).

7. The power distribution cabinet according to claim 6, characterized in that: A motor (4) is provided on the inner side of the power distribution cabinet body (1), the motor (4) is fixedly connected to the power distribution cabinet body (1), the output shaft of the motor (4) is fixedly connected to a threaded rod (41), and the threaded rod (41) is rotatably connected to the inner wall of the power distribution cabinet body (1).

8. The power distribution cabinet according to claim 7, characterized in that: The threaded rod (41) is threadedly connected to a slider (42), the slider (42) is slidably connected to the inner wall of the power distribution cabinet body (1), and the bottom end of the slider (42) is fixedly connected to the fan (5).

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