CN219067521U

CN219067521U - Nuclear power engineering power distribution cabinet

Info

Publication number: CN219067521U
Application number: CN202223429718.1U
Authority: CN
Inventors: 李颜涛; 宋志勇; 朱之颜; 耿侨同; 徐林
Original assignee: Zhenjinag Klockner Moeller Electrical Systems Co ltd
Current assignee: Zhenjinag Klockner Moeller Electrical Systems Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-05-23
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses a nuclear power engineering power distribution cabinet, which relates to the field of power distribution cabinets and comprises a box body, wherein an opening structure is arranged at the upper part of the box body, an absorption box is fixed at the inner side of the opening structure, a sponge block is arranged in the absorption box, an inner separation net is slidably arranged at one side of the sponge block, a frame is fixedly connected with one side of the absorption box, a driving structure is fixed on the frame and used for pushing the inner separation net to slide towards the sponge block, an absorption liquid box is arranged at the top end of the box body and connected with the sponge block in the absorption box through a pipeline, an electric control stop valve is arranged at the middle section of the pipeline, and a liquid discharge pipeline is connected at the bottom end of the absorption box. According to the utility model, through arranging the box body structure with the built-in sponge and push plate structure, the top end and the bottom end of the box body structure are respectively connected with the solution box body structure outside the box body, and the anti-fouling salt spray adsorption assembly is not required to be frequently detached and replaced, so that a long-acting and convenient low-salt spray environment in the position distribution box is realized.

Description

Nuclear power engineering power distribution cabinet

Technical Field

The utility model relates to the field of power distribution cabinets, in particular to a nuclear power engineering power distribution cabinet.

Background

The power distribution cabinet transfer power distribution cabinet, the illumination power distribution cabinet and the metering cabinet are final-stage equipment of a power distribution system. The power distribution cabinet is a generic name of a motor control center. The power distribution cabinet is used in the occasions with dispersed load and less loops; the motor control center is used for occasions with concentrated loads and more loops, and is also required to be used for a power distribution cabinet in the field of nuclear power engineering.

When the power distribution cabinet is applied to nuclear power projects, the atmosphere contains corrosion components such as oxygen, humidity, temperature change, pollutants and the like and corrosion factors, salt spray corrosion is common and most destructive atmospheric corrosion, and the main corrosion component is chloride salt in the ocean, namely sodium chloride, so that the corrosion of the cabinet body and internal accessories can be accelerated when salt spray is adhered to the surface of the cabinet body for a long time.

The related Chinese patent with publication number of CN216215028U discloses a salt mist resistant safe power distribution cabinet for nuclear power, which comprises a cabinet body, wherein the cabinet body comprises two side plates which are symmetrically arranged and provided with an external air inlet grille, and a plurality of exhaust fans arranged at the bottom; the antifouling salt fog adsorption component is installed at the position, close to the outer air inlet grille, of the inner sides of the two side plates, the antifouling salt fog adsorption component comprises a box body with an inner air inlet grille and communicated with the outer air inlet grille, a solution cavity is reserved at the lower end of the box body, a partition plate is installed at the center inside the box body, and a gap is reserved at the lower end of the partition plate away from the box body.

Aiming at the related technology, in the actual use of the existing power distribution cabinet applied to nuclear power engineering, the water in the anti-fouling salt spray adsorption component is easy to evaporate, or the absorption of sodium chloride is saturated, and the anti-fouling salt spray adsorption component needs to be replaced frequently, so that the use and inconvenience are caused.

Disclosure of Invention

Based on the problems, the utility model aims to provide a nuclear power engineering power distribution cabinet so as to solve the technical problem that an anti-fouling salt spray adsorption component needs to be replaced frequently in actual use of the existing power distribution cabinet applied to nuclear power engineering.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a nuclear power engineering switch board, includes the box, box upper portion is provided with the opening structure, and is fixed with the absorption box in the inboard of opening structure, be provided with the sponge piece in the absorption box, one side of sponge piece slides and is provided with interior net that separates, one side fixedly connected with frame of absorption box, be fixed with driving structure on the frame, driving structure is used for promoting interior net that separates to slide towards the sponge piece, the top of box is provided with the absorption liquid case, the absorption liquid case passes through the sponge piece in the absorption box of pipe connection, and is provided with automatically controlled stop valve in the pipeline middle section, the bottom of absorption box is connected with the flowing back pipeline.

Through adopting above-mentioned technical scheme, through setting up the box body structure of built-in sponge and push pedal structure, connect the outside solution box body structure of box body respectively in the top and the bottom of box body structure, through motor and automatically controlled valve cooperation push pedal structure, realize the clean regeneration to the sponge, after the sewage in the discharge sponge, make it adsorb new solution again, need not often to dismantle and change antifouling salt fog adsorption component, made long-term and convenient position block terminal internal low salt fog environment.

The utility model is further arranged that the two sides of the top end of the box body are both provided with the opening structure, and the box body is provided with the dustproof shutter at the opening structure.

Through adopting above-mentioned technical scheme, dustproof tripe can play preliminary dustproof effect, avoids the too much entering box of dust of macroparticle.

The utility model is further arranged that an outer separation net is arranged between the absorption box and the dustproof shutter.

By adopting the technical scheme, the outer separation net is used for being matched with the inner separation net to extrude the sponge block.

The utility model is further arranged that the bottom end of the absorption box is provided with a convex edge structure extending upwards.

By adopting the technical scheme, the sponge block is prevented from directly overflowing the absorption box after being extruded.

The utility model is further characterized in that one side of the absorption box is fixedly connected with a frame, a motor is arranged on the frame, the output end of the motor is connected with a cam, and when the position with the minimum radius of the cam is in contact with the inner separation net, the sponge block is in an uncompressed state.

Through adopting above-mentioned technical scheme, realize the promotion to interior net that separates through the rotation of cam, make it move in order to extrude the sponge piece towards outer net that separates.

The utility model is further arranged that the bottom end of the absorption box is connected with a siphon, and the siphon penetrates out of the box body downwards to be connected with a recovery liquid box arranged at the bottom end of the box body.

Through adopting above-mentioned technical scheme, can effectually discharge the waste liquid in the absorption box after the extrusion sponge piece through the siphon, avoid appearing the waste liquid and remain and be sucked back by the sponge piece.

The utility model is further characterized in that a plurality of groups of fans are arranged at the bottom end of the box body, and the blowing direction of the fans faces the outside of the box body.

Through adopting above-mentioned technical scheme, multiunit fan is bloied to the box outside and is made the box internal and present the negative pressure state, because of the pressure difference of box inside and outside air, outside air just can be fine get into the box after passing through the absorption box.

In summary, the utility model has the following advantages:

according to the utility model, through arranging the box body structure with the built-in sponge and push plate structure, the top end and the bottom end of the box body structure are respectively connected with the solution box body structure outside the box body, through the cooperation of the motor and the electric control valve with the push plate structure, the sponge is cleaned and regenerated, after the sewage in the sponge is discharged, the sponge is adsorbed with new solution, the anti-pollution salt spray adsorption assembly is not required to be frequently disassembled and replaced, and a long-acting and convenient low-salt spray environment in the position distribution box is realized.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is an enlarged view of FIG. 1A in accordance with the present utility model;

FIG. 3 is an inside perspective view of an absorbent cartridge of the present utility model;

fig. 4 is a perspective view of an absorbent box of the present utility model from another perspective.

In the figure: 1. a case; 2. an absorption box; 3. an outer barrier; 4. a sponge block; 5. an inner barrier net; 6. a frame; 7. a motor; 8. a cam; 9. a siphon tube; 10. an absorption liquid tank; 11. a recovery liquid tank; 12. a blower; 13. dustproof shutter.

Detailed Description

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. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

1-4, including box 1, box 1 upper portion is provided with the opening structure, and be fixed with in the inboard of opening structure and absorb box 2, be provided with sponge piece 4 in the absorption box 2, one side slip of sponge piece 4 is provided with interior net 5 that separates, one side fixedly connected with frame 6 of absorption box 2, be fixed with the drive structure on frame 6, drive structure is used for promoting interior net 5 and slides towards sponge piece 4, specifically, drive structure includes motor 7, the top of box 1 is provided with absorption liquid case 10, absorption liquid case 10 passes through sponge piece 4 in the pipe connection absorption box 2, and be provided with automatically controlled stop valve in the pipe middle section, specifically, absorption liquid in the absorption liquid case 10 has the effect of absorbing salt fog in the prior art document that this application referred to, also can play certain dust absorption effect simultaneously, wherein the bottom of absorption box 2 is connected with the drain line, be provided with outer net 3 between absorption box 2 and the dustproof tripe 13, outer net 3 is arranged in the cooperation in separating net 5 to extrude sponge piece 4, the electric control valve is set for in advance, the time of the automatically controlled stop valve is opened in advance in the automatically controlled stop valve 7, the time of the automatically controlled stop valve is opened in the prior art, the time is usually controlled by the electric control valve is opened in the work piece 7.

On the basis of the above structure, in this embodiment, both sides on the top end of the box body 1 are all provided with an opening structure, the box body 1 is provided with dustproof shutters 13 at the opening structure, and the dustproof shutters 13 can play a preliminary dustproof effect, so that large-particle dust is effectively prevented from entering the box body 1 too much.

On the basis of the above structure, in this embodiment, the bottom of the absorption box 2 is provided with the protruding edge structure that extends upwards, avoids sponge piece 4 to receive the direct overflow absorption box 2 of waste liquid after the extrusion, has played the effect of protecting electrical equipment in the box 1, simultaneously also can effectively avoid absorbing the solution of salt fog and flow to the outer wall of box 1 and cause the corruption to box 1.

The embodiment also provides that the bottom of the box body 1 is provided with a plurality of groups of fans 12, the blowing direction of the fans 12 faces the outside of the box body 1, the plurality of groups of fans 12 blow air to the outside of the box body 1 to enable the inside of the box body 1 to be in a negative pressure state, and the outside air can well enter the box body 1 after passing through the absorption box 2 due to the pressure difference between the air inside and outside the box body 1.

On the basis of the above structure, in this embodiment, one side of the absorption box 2 is fixedly connected with the frame 6, the motor 7 is mounted on the frame 6, the output end of the motor 7 is connected with the cam 8, when the minimum radius position of the cam 8 contacts with the inner partition net 5, the sponge block 4 is in an uncompressed state, and when the maximum radius position of the cam trigger contacts with the inner partition net 5, the sponge block 4 is in a compressed state, at this time, the solution absorbed in the sponge block 4 is discharged, and the inner partition net 5 is pushed by the rotation of the cam 8, so that the sponge block 4 moves towards the outer partition net 3 to be extruded.

On the basis of the above structure, in this embodiment, the bottom end of the absorption box 2 is connected with the siphon pipe 9, the siphon pipe 9 penetrates out of the box body 1 downwards to be connected with the recovery liquid box 11 arranged at the bottom end of the box body 1, and the waste liquid in the absorption box 2 can be effectively discharged after the sponge block 4 is extruded through the siphon pipe 9, so that the waste liquid residue is effectively avoided and is sucked back by the sponge block 4.

The utility model creatively arranges the sponge block which can be regenerated without manual intervention, thereby avoiding the defect that the prior power distribution cabinet applied to nuclear power engineering needs to frequently replace an anti-pollution salt fog adsorption component in actual use; in this scheme, through setting up the box body structure of built-in sponge and push pedal structure, connect the outside solution box body structure of box body respectively in the top and the bottom of box body structure, through motor and automatically controlled valve cooperation push pedal structure, realize the clean regeneration to the sponge, make it adsorb new solution again after the sewage in the discharge sponge, need not often to dismantle and change antifouling salt fog adsorption component, made long-term and convenient position block terminal internal low salt fog environment.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. Nuclear power engineering switch board, including box (1), its characterized in that: the novel absorption box comprises a box body (1), and is characterized in that an opening structure is arranged on the upper portion of the box body (1), an absorption box (2) is fixed on the inner side of the opening structure, a sponge block (4) is arranged in the absorption box (2), an inner separation net (5) is slidably arranged on one side of the sponge block (4), a frame (6) is fixedly connected to one side of the absorption box (2), a driving structure is fixed on the frame (6), the driving structure is used for pushing the inner separation net (5) to slide towards the sponge block (4), an absorption liquid box (10) is arranged on the top end of the box body (1), the absorption liquid box (10) is connected with the sponge block (4) in the absorption box (2) through a pipeline, and an electric control stop valve is arranged in the middle section of the pipeline, and a liquid drainage pipeline is connected to the bottom end of the absorption box (2).

2. The nuclear power engineering power distribution cabinet of claim 1, wherein: both sides on the top end of the box body (1) are provided with opening structures, and the box body (1) is provided with dustproof shutters (13) at the opening structures.

3. The nuclear power engineering power distribution cabinet of claim 1, wherein: an outer separation net (3) is arranged between the absorption box (2) and the dustproof shutter (13).

4. The nuclear power engineering power distribution cabinet of claim 1, wherein: the bottom of the absorption box (2) is provided with a convex edge structure extending upwards.

5. The nuclear power engineering power distribution cabinet of claim 1, wherein: one side fixedly connected with frame (6) of absorption box (2), install motor (7) on frame (6), the output of motor (7) is connected with cam (8), when the minimum department of cam (8) radius and interior separate net (5) contact, sponge piece (4) are in the uncompressed state.

6. The nuclear power engineering power distribution cabinet of claim 1, wherein: the bottom of the absorption box (2) is connected with a siphon (9), and the siphon (9) downwards penetrates out of the box body (1) to be connected with a recovery liquid box (11) arranged at the bottom of the box body (1).

7. The nuclear power engineering power distribution cabinet of claim 1, wherein: the bottom of box (1) is provided with multiunit fan (12), the direction of blowing of fan (12) is towards box (1) outside.