CN212162559U - Distribution network switching protection power distribution cabinet - Google Patents

Abstract

The utility model discloses a power distribution cabinet for switching protection of a distribution network, comprising a power distribution cabinet body, one side of the power distribution cabinet body is an opening structure, and a cabinet door is rotatably installed on one side of the opening of the power distribution cabinet body. The power distribution cabinet body is provided with a power distribution cabinet panel, a first sliding rod is installed on one inner wall of the power distribution cabinet body, the power distribution cabinet panel is slidably sleeved on the first sliding rod, and a first sliding rod is provided on the top of the first sliding rod A card slot, a fixing plate is fixedly installed on the side of the panel of the power distribution cabinet close to the cabinet door. The utility model has reasonable design and good practicability, which is convenient for adjusting the position of the panel of the power distribution cabinet in the power distribution cabinet body, without the need for staff to put their hands into the power distribution cabinet body to carry out maintenance work, thereby increasing the display space of the maintenance staff. It is convenient for the maintenance of electrical components, and can effectively air-cool and dissipate the electrical components inside the power distribution cabinet body, so as to prolong the service life of the electrical components.

Description

A distribution network switching protection distribution cabinet

technical field

The utility model relates to the technical field of power distribution cabinets, in particular to a distribution network switching protection power distribution cabinet.

Background technique

Distribution network switching protection distribution cabinet is also called low-voltage distribution cabinet. The low-voltage distribution cabinet has an isolation effect on the low-voltage power grid, especially for the operation of large-scale equipment in enterprises and workshops. It can effectively reduce the line loss of the motor, realize the full use and operation of the motor, and also effectively realize the function of the low-voltage control switch.

After retrieval, the authorization announcement number CN209658658U discloses a distribution network automatic switching protection power distribution cabinet, including: a cabinet body, a cabinet door, a control panel, and a power distribution cabinet panel. The power distribution cabinet panel includes a trunking frame, an isolation Switch, electrical connection board, plastic case air switch, AC contactor, intermediate relay, thermal relay, the distribution network automatic switching protection distribution cabinet has simple structure, reasonable distribution of electrical components, convenient connection between electrical components, maintenance, maintenance The workload is small and the work efficiency is high. However, in the prior art, during the use of the distribution network automatic switching protection power distribution cabinet, when the maintenance personnel need to repair the electrical components in the power distribution cabinet, they need to put their hands into the power distribution cabinet. In the power distribution cabinet, if necessary, the head should be extended into it. Due to the limited internal space of the power distribution cabinet, it will bring inconvenience to the maintenance personnel's maintenance work, and the automatic switching of the distribution network will protect the internal heat dissipation of the power distribution cabinet when it is in use. The effect is not good. The heat generated by the electrical components causes the internal temperature of the distribution cabinet to rise. The electrical components are easily damaged when they are in a high temperature state for a long time, which reduces the service life of the electrical components. For this reason, we propose a distribution network switching protection. Power distribution cabinets are used to solve the above problems.

Utility model content

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the utility model provides a distribution network switching protection distribution cabinet, which solves the problem that the maintenance personnel may have problems with the electrical components in the distribution cabinet during the use of the distribution network automatic switching protection distribution cabinet. When the device is being repaired, it is necessary to put the hand into the power distribution cabinet, and also the head when necessary. Due to the limited internal space of the power distribution cabinet, it will bring inconvenience to the maintenance work of the maintenance personnel, and the distribution network is automatically switched to protect the power distribution. The heat dissipation effect inside the cabinet is not good, and the electrical components are easily damaged in a high temperature state for a long time, which reduces the service life of the electrical components.

(2) Technical solutions

In order to achieve the above purpose, the utility model provides the following technical solutions: a distribution network switching protection power distribution cabinet, comprising a power distribution cabinet body, one side of the power distribution cabinet body is an opening structure, and one side of the power distribution cabinet body opening is A cabinet door is installed in a side rotation, a power distribution cabinet panel is arranged in the power distribution cabinet body, a first sliding rod is installed on one inner wall of the power distribution cabinet body, and the power distribution cabinet panel is slidably sleeved on the first sliding rod, and the first sliding rod is installed on the inner wall of one side of the power distribution cabinet body. The top of a sliding rod is provided with a first card slot, the side of the panel of the power distribution cabinet close to the cabinet door is fixedly installed with a fixed plate, the top of the fixed plate is provided with a mounting hole, and a clamping rod is slidably installed in the installation hole, and two sides of the clamping rod are installed. Both ends extend out of the installation hole, the bottom end of the clamping rod is slidably installed in the first clamping slot, the top of the clamping rod is fixedly installed with a horizontal plate, and the top of the fixing plate is fixedly installed with a spring sleeved on the clamping rod. The top is fixedly installed at the bottom of the horizontal plate. An air inlet hole is opened on the inner wall of the side of the power distribution cabinet body away from the cabinet door. A first dust filter is fixedly installed in the air inlet hole. An air intake fan is fixedly installed on the side inner wall, and a second card slot is opened on the top of the first sliding rod.

Preferably, a plurality of ventilation holes are opened on one side of the panel of the power distribution cabinet, and the plurality of ventilation holes are arranged in an equidistant array.

Preferably, a T-shaped handle is fixedly installed on the side of the power distribution cabinet panel close to the cabinet door, a pull ring is fixedly installed on the top of the horizontal plate, the T-shaped handle is located above the pull ring, and the first sliding rod is away from the power distribution cabinet panel. A baffle is fixedly installed at one end.

Preferably, both inner walls of the power distribution cabinet body are provided with heat dissipation holes, and a second dust filter screen is fixedly installed in the two heat dissipation holes.

Preferably, two positioning plates are fixedly installed on the top inner wall of the power distribution cabinet body, the same second sliding rod is fixedly installed on the side of the two positioning plates that are close to each other, and the power distribution cabinet panel is slidably sleeved on the second sliding rod. on the slider.

Preferably, balls are nested at the top and bottom of the panel of the power distribution cabinet, and the two balls are respectively in rolling contact with the top inner wall and the bottom inner wall of the power distribution cabinet body.

(3) Beneficial effects

The utility model provides a distribution network switching protection distribution cabinet. Has the following beneficial effects:

(1) In this kind of distribution network switching protection distribution cabinet, by opening the cabinet door, pulling up the pull ring, the pull ring drives the horizontal plate and the clamping rod to slide upward, the spring is compressed and deformed to generate elastic force, and the clamping rod is pulled out After the first card slot is out, you can hold the T-handle and pull the panel of the power distribution cabinet out of the main body of the power distribution cabinet. The panel of the power distribution cabinet slides on the first slide bar and the second slide bar. When the cabinet panel drives the clamping rod to move to the notch position of the second clamping slot, loosen the pull ring, and under the elastic force of the spring, the clamping rod is inserted into the second clamping slot, and the fixing of the panel of the power distribution cabinet is completed. The personnel can carry out maintenance work on the electrical components installed on the panel of the power distribution cabinet, without the need for the maintenance personnel to reach into the body of the power distribution cabinet, which increases the display space of the maintenance personnel and brings convenience to the maintenance work.

(2) This kind of distribution network switching protection power distribution cabinet, by starting the air intake fan, the outside air is discharged into the power distribution cabinet body through the air inlet hole, and by opening a plurality of ventilation holes on the power distribution cabinet panel so that the air can be evenly diffused in the power distribution cabinet body, and the heat in the power distribution cabinet body is discharged through the two cooling holes, so that the electrical components inside the power distribution cabinet body can be effectively air-cooled and dissipated to avoid electrical Components are damaged by high temperature. By setting the first dust filter and the second dust filter, dust and impurities in the air can be prevented from entering the power distribution cabinet body from the air inlet or heat dissipation hole.

Description of drawings

Fig. 1 is the side view structure schematic diagram of the utility model;

Fig. 2 is the sectional structure schematic diagram of the side view of the utility model;

FIG. 3 is an enlarged schematic view of part A in FIG. 2 .

In the figure: 1. Power distribution cabinet body; 2. Cabinet door; 3. Power distribution cabinet panel; 4. First sliding rod; 5. First card slot; 6. Fixed plate; 7. Mounting hole; 8. Clip ;9, horizontal plate; 10, spring; 11, air inlet; 12, first dust filter; 13, air intake fan; 14, second slot; 15, ventilation hole; 16, T-shaped handle; 17 , cooling holes; 18, the second dust filter; 19, the positioning plate; 20, the second sliding rod.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figures 1-3, the present utility model provides a technical solution: a distribution network switching protection power distribution cabinet, including a power distribution cabinet body 1, one side of the power distribution cabinet body 1 is an opening structure, and the power distribution cabinet The open side of the main body 1 is rotatably installed with a cabinet door 2 , a power distribution cabinet panel 3 is arranged in the power distribution cabinet body 1 , a first sliding rod 4 is installed on the inner wall of one side of the power distribution cabinet body 1 , and the power distribution cabinet panel 3 The sliding sleeve is set on the first sliding rod 4, the top of the first sliding rod 4 is provided with a first card slot 5, the side of the power distribution cabinet panel 3 close to the cabinet door 2 is fixedly installed with a fixing plate 6, and the top of the fixing plate 6 is fixedly installed. An installation hole 7 is opened, a clamping rod 8 is slidably installed in the installation hole 7, both ends of the clamping rod 8 extend to the outside of the installation hole 7, and the bottom end of the clamping rod 8 is slidably installed in the first clamping slot 5, and the clamping rod 8 A horizontal plate 9 is fixedly installed on the top of the fixed plate 6, a spring 10 sleeved on the clamping rod 8 is fixedly installed on the top of the fixed plate 6, the top of the spring 10 is fixedly installed on the bottom of the horizontal plate 9, and the power distribution cabinet body 1 is away from the cabinet door 2. An air inlet hole 11 is opened on the inner wall of one side of the power distribution cabinet, the first dust filter screen 12 is fixedly installed in the air inlet hole 11, and an air inlet fan 13 is fixedly installed on the inner wall of the power distribution cabinet body 1 away from the cabinet door 2, The top of the first sliding rod 4 is provided with a second slot 14 .

One side of the power distribution cabinet panel 3 is provided with a plurality of ventilation holes 15, and the plurality of ventilation holes 15 are arranged in an array of equal intervals. The side of the power distribution cabinet panel 3 close to the cabinet door 2 is fixedly installed with a T-shaped handle 16, and the horizontal plate The top of 9 is fixedly installed with a pull ring, the T-shaped handle 16 is located above the pull ring, the end of the first slide bar 4 away from the panel 3 of the power distribution cabinet is fixedly installed with a baffle plate, and the inner walls of the two sides of the power distribution cabinet body 1 are provided with openings. There are heat dissipation holes 17, and a second dust filter screen 18 is fixedly installed in the two heat dissipation holes 17. Two positioning plates 19 are fixedly installed on the top inner wall of the power distribution cabinet body 1. The two positioning plates 19 are close to each other. The same second slide bar 20 is fixedly installed on the side, and the power distribution cabinet panel 3 is slidably sleeved on the second slide bar 20. The top and bottom of the power distribution cabinet panel 3 are nested with balls, and the two balls are respectively connected to the power distribution board. The top inner wall and the bottom inner wall of the cabinet body 1 are in rolling contact.

When in use, the electrical components used in the power distribution cabinet body 1 are fixedly installed on the power distribution cabinet panel 3, and the control switch is installed on the cabinet door 2. The air intake fan 13 and the control switch are connected to the power distribution cabinet body 1 through wires. The power line inside is electrically connected, and the control switch controls the start and stop of the air intake fan 13. When the electrical components in the power distribution cabinet body 1 need to be repaired, first, open the cabinet door 2, and pull up the pull ring. The pull ring drives the horizontal plate 9 and the clamping rod 8 to slide upward, and the spring 10 is compressed and deformed to generate elastic force. After the clamping rod 8 is pulled out of the first clamping slot 5, the fixation of the panel 3 of the power distribution cabinet is released, and it can be held by hand. The T-shaped handle 16 pulls the power distribution cabinet panel 3 out of the power distribution cabinet body 1, the power distribution cabinet panel 3 slides on the first sliding rod 4 and the second sliding rod 20, and the power distribution cabinet panel 3 drives the two The balls roll on the top inner wall and bottom inner wall of the power distribution cabinet body 1. When the power distribution cabinet panel 3 drives the clamping rod 8 to move to the notch position of the second clamping slot 14, the pull ring is released, and the elastic force of the spring 10 Under the action, the clamping rod 8 is inserted into the second clamping slot 14, that is, the fixing of the power distribution cabinet panel 3 is completed. , the maintenance personnel can perform maintenance work on the electrical components installed on the panel 3 of the power distribution cabinet, without the need for the maintenance personnel to stretch their hands into the main body 1 of the power distribution cabinet, which increases the display space for the maintenance personnel and brings convenience to the maintenance work. , After the maintenance work is completed, pull the pull ring upward, so that the pull ring drives the clamping rod 8 to slide out of the second clamping slot 14, and the spring 10 is compressed and deformed to generate elastic force, so that the fixing of the power distribution cabinet panel 3 can be released, and the The power distribution cabinet panel 3 is pushed into the power distribution cabinet body 1, so that the clamping rod 8 is moved to the notch position of the first clamping slot 5, and then the pull ring is released, and the clamping rod 8 is inserted under the elastic force of the spring 10. In the first card slot 5, the power distribution cabinet panel 3 can be pushed back to its original position and fixed, and the cabinet door 2 can be closed to continue to use the power distribution cabinet body 1 to work, start the air intake fan 13 to work, and the outside air can penetrate. The air is discharged into the power distribution cabinet body 1 through the air inlet hole 11. By opening a plurality of ventilation holes 15 on the power distribution cabinet panel 3, the air can be evenly diffused in the power distribution cabinet body 1. The heat is discharged through the two heat dissipation holes 17, so that the electrical components inside the power distribution cabinet body 1 can be effectively air-cooled and dissipated, and the electrical components can be prevented from being damaged by high temperature. The second dust filter 18 can block the dust and impurities in the outside air and prevent the dust and impurities from entering the power distribution cabinet body 1 from the air inlet hole 11 or the heat dissipation hole 17. Meanwhile, the contents not described in detail in this manual belong to State of the art known to those skilled in the art.

To sum up, in this kind of distribution network switching protection power distribution cabinet, by opening the cabinet door 2, pulling the pull ring upward, the pull ring drives the horizontal plate 9 and the clamping rod 8 to slide upward, and the spring 10 is compressed and deformed to generate elastic force, After pulling the clamping rod 8 out of the first card slot 5, you can hold the T-shaped handle 16 and pull out the power distribution cabinet panel 3 to the outside of the power distribution cabinet body 1, and the power distribution cabinet panel 3 slides on the first slide. When the rod 4 and the second sliding rod 20 slide up, the panel 3 of the power distribution cabinet drives the clamping rod 8 to move to the notch position of the second clamping slot 14, loosen the pull ring, and under the elastic force of the spring 10, make the clamping rod 8 Insert into the second card slot 14, that is, the fixing of the panel 3 of the power distribution cabinet is completed, and the maintenance personnel can perform maintenance work on the electrical components installed on the panel 3 of the power distribution cabinet, without the need for the maintenance personnel to reach into the body of the power distribution cabinet. In 1, the display space of the maintenance personnel is increased, which brings convenience to the maintenance work. By starting the air intake fan 13 to work, the outside air is discharged into the interior of the power distribution cabinet body 1 through the air inlet hole 11. 3 is provided with a plurality of ventilation holes 15, so that the air can be evenly diffused in the power distribution cabinet body 1, and the heat in the power distribution cabinet body 1 is discharged through the two heat dissipation holes 17, so that the air inside the power distribution cabinet The electrical components are effectively air-cooled and dissipated to avoid damage to the electrical components due to high temperature. By setting the first dust filter 12 and the second dust filter 18, dust and impurities in the air can be prevented from entering the air inlet 11 or the air inlet. The heat dissipation holes 17 enter into the power distribution cabinet body 1. The utility model has a reasonable design and good practicability, which is convenient for adjusting the position of the power distribution cabinet panel 3 in the power distribution cabinet body 1 without the need for staff to put their hands into the power distribution cabinet body 1. The maintenance work is carried out inside, which increases the display space of the maintenance personnel, facilitates the maintenance work of the electrical components, and can effectively air-cool and dissipate the electrical components inside the power distribution cabinet body 1, prolonging the service life of the electrical components. .

Claims (6)

1. A distribution network switching protection power distribution cabinet, comprising a power distribution cabinet body (1), and one side of the power distribution cabinet body (1) is an opening structure, characterized in that: the power distribution cabinet body (1) is open A cabinet door (2) is rotatably installed on one side of the power distribution cabinet body (1), a power distribution cabinet panel (3) is arranged in the power distribution cabinet body (1), and a first sliding rod (4) is installed on the inner wall of one side of the power distribution cabinet body (1). ), the power distribution cabinet panel (3) is slidably sleeved on the first sliding rod (4), the top of the first sliding rod (4) is provided with a first card slot (5), and the power distribution cabinet panel (3) is close to the cabinet A fixing plate (6) is fixedly installed on one side of the door (2), an installation hole (7) is opened on the top of the fixing plate (6), and a clamping rod (8) is slidably installed in the installation hole (7). ) both ends extend to the outside of the mounting hole (7), the bottom end of the clamping rod (8) is slidably installed in the first clamping slot (5), and the top end of the clamping rod (8) is fixedly installed with a horizontal plate (9), The top of the fixing plate (6) is fixedly installed with a spring (10) sleeved on the clamping rod (8), the top of the spring (10) is fixedly installed at the bottom of the horizontal plate (9), and the power distribution cabinet body (1) is far away from An air inlet hole (11) is opened on one inner wall of the cabinet door (2), a first dust filter screen (12) is fixedly installed in the air inlet hole (11), and the power distribution cabinet body (1) is far away from the cabinet door (1). 2) An air intake fan (13) is fixedly installed on the inner wall of one side, and a second slot (14) is opened on the top of the first sliding rod (4). 2. The power distribution cabinet according to claim 1, characterized in that: a plurality of ventilation holes (15) are opened on one side of the power distribution cabinet panel (3), and a plurality of ventilation holes (15) Arranged in an equidistant array. 3. A distribution network switching protection power distribution cabinet according to claim 1, characterized in that: a side of the power distribution cabinet panel (3) close to the cabinet door (2) is fixedly installed with a T-shaped handle (16). ), a pull ring is fixedly installed on the top of the horizontal plate (9), the T-shaped handle (16) is located above the pull ring, and a baffle is fixedly installed at the end of the first sliding rod (4) away from the panel (3) of the power distribution cabinet. 4. A power distribution cabinet according to claim 1, characterized in that radiating holes (17) are provided on both inner walls of the power distribution cabinet body (1), and two radiating holes (17) are provided on both sides of the power distribution cabinet body (1). A second dust filter screen (18) is fixedly installed in the holes (17). 5. A power distribution cabinet for switching protection of distribution network according to claim 1, characterized in that: two positioning plates (19) are fixedly installed on the top inner wall of the power distribution cabinet body (1). The same second sliding rod (20) is fixedly installed on the mutually close sides of the positioning plates (19), and the power distribution cabinet panel (3) is slidably sleeved on the second sliding rod (20). 6. A power distribution cabinet for switching protection of distribution network according to claim 1, characterized in that: the top and bottom of the power distribution cabinet panel (3) are embedded with balls, and the two balls are respectively connected with the power distribution The top inner wall and the bottom inner wall of the cabinet body (1) are in rolling contact.

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