CN111525423B

CN111525423B - Self-moving anti-seepage outdoor power distribution cabinet

Info

Publication number: CN111525423B
Application number: CN202010509009.0A
Authority: CN
Inventors: 韩世朗
Original assignee: Aochen Technology Co ltd
Current assignee: Aochen Technology Co.,Ltd.
Priority date: 2020-06-07
Filing date: 2020-06-07
Publication date: 2021-04-02
Anticipated expiration: 2040-06-07
Also published as: CN111525423A

Abstract

The invention belongs to the field of power distribution cabinets, and particularly relates to a self-moving anti-seepage outdoor power distribution cabinet which comprises a cabinet body, wherein an opening is formed in the lower end of the cabinet body, a limiting ring is fixedly connected to the side wall of the lower opening of the cabinet body, a horizontally arranged bearing plate is fixedly installed in the cabinet body, a plurality of first heat dissipation holes are equidistantly distributed in the bearing plate, a horizontal lifting plate is arranged below the bearing plate, the lifting plate is slidably connected with the inner side wall of the cabinet body, the lower end of the lifting plate is fixedly connected with the limiting ring through a reset spring, a plurality of second heat dissipation holes are equidistantly distributed in the lifting plate, the first heat dissipation holes and the second heat dissipation holes are arranged in a staggered mode, and two support frames are fixedly connected to the lower end. The height of the cabinet body can be automatically adjusted according to the external temperature, so that the high-voltage distribution cabinet has good wind-proof capability, the problem that rainwater permeates into the cabinet body from the bottom in rainy days is avoided, and the reliable and stable operation of the distribution cabinet is ensured.

Description

Self-moving anti-seepage outdoor power distribution cabinet

Technical Field

The invention belongs to the field of power distribution cabinets, and particularly relates to a self-moving anti-seepage outdoor power distribution cabinet.

Background

The power distribution cabinet can be divided into final-stage equipment of power distribution systems such as a power distribution cabinet, a lighting power distribution cabinet and a metering cabinet, and is mainly applied to various different occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textiles, industrial and mining enterprises, residential districts and high-rise buildings.

Outdoor switch board is installed in order to supply with city electric power demand in the city in the road both sides, it is used for ventilation cooling to have seted up the air-inlet grille on the lateral wall all around of outdoor switch board, and in rainy day, it is internal that the rainwater is very easily got into the cabinet by the air-inlet grille, and when the rainfall is great, it has a large amount of ponding to converge on the urban road, ponding easily permeates to the switch board inside from the gap of switch board bottom, cause electrical equipment to receive damp short circuit, the electrical coil, the insulation aging of lead wire punctures and burns out the scheduling problem, influence the stability of electrical apparatus protection performance, the reliability of action, the accuracy of measurement, current solution is to erect higher base in order to improve the height of switch board, and the higher switch board in position is influenced by wind-force more greatly, life in the region of strong wind throughout the year is shorter.

Therefore, a self-moving anti-seepage outdoor power distribution cabinet is provided to solve the problems.

Disclosure of Invention

The invention aims to provide a self-moving anti-seepage outdoor power distribution cabinet capable of preventing rainwater from permeating aiming at the problem that rainwater is easy to permeate into a box body.

In order to achieve the purpose, the invention adopts the following technical scheme: a self-moving anti-seepage outdoor power distribution cabinet comprises a cabinet body, wherein a lower end opening of the cabinet body is provided with a lower port forming the cabinet body (1), a limit ring is fixedly connected to the side wall of the lower port of the cabinet body, a horizontally arranged bearing plate is fixedly installed in the cabinet body, a plurality of first heat dissipation holes are equidistantly distributed in the bearing plate, a horizontal lifting plate is arranged below the bearing plate and is in sliding connection with the inner side wall of the cabinet body, the lower end of the lifting plate is fixedly connected with the limit ring through a reset spring, a plurality of second heat dissipation holes are equidistantly distributed in the lifting plate, the first heat dissipation holes and the second heat dissipation holes are arranged in a staggered mode, two supporting frames are fixedly connected to the lower end of the cabinet body, lifting seats are respectively arranged below the two supporting frames, cavities are arranged in the lifting seats, the lower ends of the supporting frames penetrate through the upper top surfaces of the lifting seats and are in sealing sliding connection with the inner top walls of the, a sealed air cavity is formed between the supporting frame and the lifting seat, expansion and contraction media are filled in the sealed air cavity, and an adjusting mechanism for adjusting the height of the lifting plate is arranged below the lifting plate.

The invention has the advantages that:

the cabinet body passes through the carriage and rises the atmospheric pressure in the sealed air cavity between the seat to support, good shock attenuation effect has, when there is not rainfall in the city, external sunshine shines that the temperature is higher on the switch board, expend with heat and contract with cold medium inflation under the high temperature state, sealed air cavity internal pressure increases, make the carriage lapse, then the cabinet body lapse gravity reduces, have better ability of resisting the high wind, the carriage lapse, the permanent magnetism piece is close to with annular magnet's position, the appeal increases, then reset spring is compressed, the loading board is kept away from to the lifter plate lapse, then the internal and external air of cabinet can be carried out flow exchange by the first louvre and the second louvre of cabinet body bottom, guarantee the radiating effect of switch board.

When rainfall in the city, rainwater collects and flows at the rising seat, the temperature is reduced, expansion and contraction media shrink under the low-temperature environment, the pressure in the sealing air cavity is reduced, the supporting frame drives the cabinet body to move upwards, the height of the cabinet body is improved, the phenomenon that ground water seeps into the cabinet body to damp and short the power generation device is avoided, the problems that an electric coil and a lead wire are broken down due to insulation aging and the like are solved, meanwhile, the permanent magnet blocks move upwards along with the supporting frame to be away from the annular magnet, the magnetic attraction force is reduced, the lifting plate rises under the elastic action of the reset spring and is in contact with the bearing plate in an abutting mode, the first heat dissipation holes and the second heat dissipation holes are sealed, the rainwater is further prevented from entering the cabinet body, and the.

Preferably, the rising seat is made by metal material, the surface of rising seat is scribbled and is equipped with the heat absorption coating, be equipped with the heat conduction stick in the sealed air cavity, the one end of heat conduction stick runs through the lateral wall of carriage and with the inside wall sliding contact of rising seat, but the heat absorption coating absorbs sunshine heat fast to conduct the temperature to sealed air cavity in through the heat conduction stick for expend with heat and contract with cold medium thermal expansion's speed.

Preferably, the adjusting mechanism comprises an annular magnet fixedly mounted at the upper end of the lifting seat, a permanent magnet block is mounted on the lower surface of the lifting plate, and the permanent magnet block and the annular magnet are attracted in different poles.

Preferably, the lower fixed surface of loading board is connected with the threaded rod of the vertical setting, the lifter plate internal fixation runs through and is provided with a screw thread section of thick bamboo, the lower extreme of threaded rod run through a screw thread section of thick bamboo and with screw thread section of thick bamboo screw-thread fit, the lower extreme coaxial arrangement of threaded rod has the fan, and when no rainfall weather, the lifter plate moves a screw thread section of thick bamboo downstream to drive screw thread fit's threaded rod and rotate with it, then the fan rotates, with the internal propelling movement of external air to the cabinet, the radiating effect of reinforcing switch board, when rainfall weather, the lifter plate moves a screw thread section of thick bamboo rebound, drives fan antiport then, to the internal suction power that produces of cabinet, with the internal humid air of cabinet outside the cabinet fast suction to the cabinet body, further.

Drawings

Fig. 1 is a schematic structural view of a self-moving anti-seepage outdoor power distribution cabinet in an embodiment 1 of the invention when no rain exists;

fig. 2 is a schematic structural view of a self-moving anti-seepage outdoor power distribution cabinet in case of rain in embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of an embodiment 2 of the self-moving anti-seepage outdoor power distribution cabinet provided by the invention.

In the figure, 1 cabinet body, 2 spacing rings, 3 bearing plates, 4 first heat dissipation holes, 5 lifting plates, 6 return springs, 7 second heat dissipation holes, 8 supporting frames, 9 lifting seats, 10 sealed air cavities, 11 heat conduction rods, 12 annular magnets, 13 permanent magnet blocks, 14 threaded rods, 15 threaded cylinders and 16 fans.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Example 1

As shown in fig. 1-2, an outdoor switch board of formula of moving certainly that prevents seepage, including the cabinet body 1, the lower extreme opening setting of the cabinet body 1 forms the lower port of the cabinet body (1), fixedly connected with spacing ring 2 on the lateral wall of the lower port department of the cabinet body 1, the internal fixed mounting of cabinet has the loading board 3 that the level set up, electrical equipment sets up on loading board 3, a plurality of first louvres 4 of equidistance have been arranged in the loading board 3, the below of loading board 3 is equipped with horizontally lifter plate 5, lifter plate 5 and the inside wall sliding connection of the cabinet body 1, the lower extreme of lifter plate 5 passes through reset spring 6 and spacing ring 2 fixed connection, a plurality of second louvres 7 of equidistance have been arranged in the lifter plate 5, crisscross arrangement between first louvre 4 and the second louvre.

The lower end of the cabinet body 1 is fixedly connected with two supporting frames 8, the lower parts of the two supporting frames 8 are respectively provided with a lifting seat 9, a cavity is arranged in the lifting seat 9, the lower end of the supporting frame 8 penetrates through the upper top surface of the lifting seat 9 and is in sealing sliding connection with the inner top wall of the lifting seat 9, a sealed air cavity 10 is formed between the supporting frame 8 and the lifting seat 9, a thermal expansion and cold contraction medium is filled in the sealed air cavity 10 and is one of kerosene, mercury or dichloromethane, the lifting seat 9 is made of a metal material, the surface of the lifting seat 9 is coated with a heat absorption coating, a heat conduction rod 11 is arranged in the sealed air cavity 10, one end of the heat conduction rod 11 penetrates through the side wall of the supporting frame 8 and is in sliding contact with the inner side wall of the lifting seat 9, and the heat absorption, and the temperature is conducted into the sealed air cavity 10 through the heat conducting rod 11, so that the thermal expansion and cold contraction speed of the medium is increased.

An adjusting mechanism for adjusting the height of the lifting plate 5 is arranged below the lifting plate 5, the adjusting mechanism comprises an annular magnet 12 fixedly installed at the upper end of the lifting seat 9, a permanent magnet 13 is installed on the lower surface of the lifting plate 5, and the permanent magnet 13 and the annular magnet 12 are attracted in different poles.

The working principle of the embodiment is as follows: the cabinet body 1 is supported through the atmospheric pressure in the sealed air cavity 10 between the carriage 8 and the rising seat 9, good shock attenuation effect has, when there is not rainfall in the city, the external sunshine shines on the switch board high temperature, expend with heat and contract with cold medium and expand under the high temperature state, the pressure increase in sealed air cavity 10, make carriage 8 move down, then cabinet body 1 moves down the focus and reduces, have better ability of resisting the high wind, carriage 8 moves down, permanent magnetism piece 13 is close to with annular magnet 12's position, the appeal increases, then reset spring 6 is compressed, lifter plate 5 moves down and keeps away from loading board 3 (as shown in figure 1), then the cabinet body 1 interior can be carried out the flow exchange with the external air by first louvre 4 and second louvre 7 of cabinet body 1 bottom, guarantee the radiating effect of switch board.

When the rain falls in a city, rainwater is collected and flows at the lifting seat 9, the temperature is reduced, expansion and contraction media shrink under a low-temperature environment, the pressure in the sealed air cavity 10 is reduced, the supporting frame 8 drives the cabinet body 1 to move upwards, the height of the cabinet body 1 is improved, the problems that the power generation device is affected with damp and short circuit due to the fact that ground water seeps into the cabinet body 1, an electric coil and a lead are broken down due to insulation aging and the like are solved, meanwhile, the permanent magnet blocks 13 move upwards along with the supporting frame 8 to be far away from the annular magnet 12, the magnetic attraction force is reduced, the lifting plate 5 is lifted under the elastic action of the reset spring 6 and is abutted against the bearing plate 3, the first heat dissipation holes 4 and the second heat dissipation holes 7 are sealed (as shown in fig. 2), the rainwater is further prevented from entering the cabinet.

Example 2

As shown in fig. 3, the present embodiment is different from embodiment 1 in that: the lower surface of the bearing plate 3 is fixedly connected with a vertically arranged threaded rod 14, a threaded cylinder 15 is fixedly arranged in the lifting plate 5 in a penetrating mode, the lower end of the threaded rod 14 penetrates through the threaded cylinder 15 and is in threaded fit with the threaded cylinder 15, and a fan 16 is coaxially arranged at the lower end of the threaded rod 14.

In this embodiment, when no rainfall weather, lifter plate 5 drives a screw thread section of thick bamboo 15 downstream, thereby drive screw-thread fit's threaded rod 14 and rotation with it, then fan 16 rotates, with the internal propelling movement of external air to the cabinet, strengthen the radiating effect of switch board, when rainfall weather, lifter plate 5 drives a screw thread section of thick bamboo 15 rebound, then drive fan 16 antiport, to the internal suction that produces of cabinet, with the moist air of the internal 1 of cabinet outside quick suction to the cabinet body 1, further improve its water-proof effects.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a from outdoor switch board of formula of moving prevention of seepage, includes cabinet body (1), its characterized in that, the lower extreme opening setting of cabinet body (1) forms the lower port of cabinet body (1), fixedly connected with spacing ring (2) on the lateral wall of the lower port department of cabinet body (1), the fixed mounting has the loading board (3) of level setting in the cabinet body (1), equidistance run through a plurality of first louvres (4) of having arranged in loading board (3), the below of loading board (3) is equipped with horizontal lifter plate (5), lifter plate (5) and the inside wall sliding connection of cabinet body (1), the lower extreme of lifter plate (5) passes through reset spring (6) and spacing ring (2) fixed connection, equidistance run through a plurality of second louvres (7) of having arranged in lifter plate (5), crisscross arrangement between first louvre (4) and the second louvre (7), the lower extreme fixedly connected with two carriage (8) of the cabinet body (1), two the below of carriage (8) is provided with the seat of rising (9) respectively, be equipped with the cavity in the seat of rising (9), the lower extreme of carriage (8) run through the last top surface of seat of rising (9) and with the sealed sliding connection of the interior roof of seat of rising (9), form sealed air cavity (10) between carriage (8) and the seat of rising (9), sealed air cavity (10) intussuseption is filled with expend with heat and contract with cold medium, the below of lifter plate (5) is equipped with the adjustment mechanism who is used for adjusting lifter plate (5) height.

2. The self-moving anti-seepage outdoor power distribution cabinet according to claim 1, wherein the lifting seat (9) is made of a metal material, the surface of the lifting seat (9) is coated with a heat absorption coating, a heat conducting rod (11) is arranged in the sealed air cavity (10), and one end of the heat conducting rod (11) penetrates through the side wall of the supporting frame (8) and is in sliding contact with the inner side wall of the lifting seat (9).

3. The self-moving anti-seepage outdoor power distribution cabinet according to claim 1, wherein the adjusting mechanism comprises a ring-shaped magnet (12) fixedly installed at the upper end of the lifting seat (9), a permanent magnet block (13) is installed on the lower surface of the lifting plate (5), and the permanent magnet block (13) and the ring-shaped magnet (12) have opposite poles which are attracted.

4. The self-moving anti-seepage outdoor power distribution cabinet according to claim 1, wherein a vertically arranged threaded rod (14) is fixedly connected to the lower surface of the bearing plate (3), a threaded cylinder (15) is fixedly arranged in the lifting plate (5) in a penetrating manner, the lower end of the threaded rod (14) penetrates through the threaded cylinder (15) and is in threaded fit with the threaded cylinder (15), and a fan (16) is coaxially installed at the lower end of the threaded rod (14).