CN216122970U

CN216122970U - Anti-static dust removal device for electrical control cabinet

Info

Publication number: CN216122970U
Application number: CN202122867353.XU
Authority: CN
Inventors: 方勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-03-22
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses an anti-static dust removal device for an electrical control cabinet, which belongs to the field of electrical control cabinets and aims to solve the problems that the working efficiency of a static reduction element is high, an electric shock accident is easy to occur, a dust removal device is lacked, and the heat dissipation of a cabinet body is influenced after dust easily blocks a heat dissipation hole; through the arrangement of the anti-static PC board, the static eliminator, the ion generator, the copper wire and the grounding rod, high-voltage static inside the cabinet body can be neutralized effectively, the cabinet body is grounded, static elimination and dust removal of working elements and the cabinet body are realized, and dust accumulation is prevented effectively; through the setting of heat abstractor, first louvre, second louvre and second dust screen, heat abstractor can in time follow first louvre with the internal portion heat of cabinet, avoids the internal portion of cabinet too dry, prevents simultaneously that the dust from getting into the cabinet body, and the second louvre can be with the internal unnecessary heat of cabinet from the second louvre effluvium to avoid the dust to get into the internal portion of cabinet, improve dustproof effect.

Description

Anti-static dust removal device for electrical control cabinet

Technical Field

The utility model relates to the field of electrical control cabinets, in particular to an anti-static dust removal device for an electrical control cabinet.

Background

The electrical control cabinet is formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements, and the arrangement of the electrical control cabinet meets the requirement of normal operation of an electric power system, is convenient to overhaul and does not endanger the safety of people and surrounding equipment. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch. When the fault or abnormal operation occurs, the circuit is cut off or an alarm is given by the aid of the protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust some electrical parameters to prompt or send out signals for deviation from normal working state. It is commonly used in various power generation, distribution and transformation substations.

Present electrical control cabinet has certain drawback when using, and internal component all can produce a large amount of static at during operation or weather drying, and the existence of these static has reduced the work efficiency of component, still can take place to electrocute the accident, and electrical control cabinet mostly uses for a long time in the open air moreover, lacks dust removal dust keeper, piles up the dust easily, can influence the heat dispersion of the cabinet body behind the louvre of dust jam electrical control cabinet.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses an anti-static dust removal device for an electrical control cabinet, which adopts the technical scheme that the anti-static dust removal device comprises a cabinet body, a rain-proof shed and a control circuit, wherein the rain-proof shed is fixedly connected to the top of the cabinet body, the control circuit comprises a microprocessor, an anti-static PC board is fixedly connected to the inner wall of the cabinet body, the static electricity on the inner wall of the cabinet body can be eliminated through the arrangement of the anti-static PC board, the accumulation of dust is effectively prevented, a heat dissipation device is arranged inside the side wall of the cabinet body, first heat dissipation holes are arranged on two sides of the cabinet body, the heat dissipation device can timely dissipate the heat inside the cabinet body from the first heat dissipation holes through the arrangement of the heat dissipation device and the first heat dissipation holes, the over-drying inside the cabinet body is avoided, the dust is prevented from entering the cabinet body, a static electricity eliminator is fixedly connected to the inner bottom wall of the cabinet body, and ion generators are arranged on two sides of the static electricity eliminator, through the arrangement of the static eliminator and the ion generator, the static eliminator can ionize air into a large number of positive ions and negative ions and blow the positive ions to the surface of a working element to neutralize static electricity, static electricity removal and dust removal of the working element are realized, the ion generator can form a negative ion protective layer, so that high-voltage static electricity in the cabinet body is effectively neutralized, the lower surface of the rain-proof shed is positioned at two sides of the cabinet body and is provided with second heat dissipation holes, a second dust-proof net is arranged in the second heat dissipation holes, redundant heat in the cabinet body can be dissipated from the second heat dissipation holes through the arrangement of the second heat dissipation holes and the second dust-proof net, the second dust-proof net prevents dust from entering the cabinet body, the dustproof effect is improved, the bottom of the cabinet body is connected with a ground rod through a copper wire, the cabinet body can be grounded through the arrangement of the copper wire and the ground rod, so that the static electricity on the surface of the cabinet body is led into the ground, the heat dissipation device, the static eliminator and the ion generator are all connected with the microprocessor.

As a preferred technical scheme of the utility model, the heat dissipation device comprises a heat dissipation fan and a first dust screen, the heat dissipation fan is arranged inside the side wall of the cabinet body, the first dust screen is arranged on one side of the heat dissipation fan, the heat dissipation fan is connected with the microprocessor, and through the arrangement of the heat dissipation fan and the first dust screen, heat inside the cabinet body can be timely discharged by the heat dissipation fan, so that the internal part of the cabinet body is prevented from being too dry, and dust is prevented from entering the cabinet body by the first dust screen.

As a preferred technical solution of the present invention, the number of the heat dissipation devices and the number of the first heat dissipation holes are four, each of the heat dissipation devices corresponds to the first heat dissipation hole, and the cabinet body can be simultaneously cooled and protected from dust from both sides by the arrangement of the four heat dissipation devices and the first heat dissipation holes.

As a preferred technical scheme of the utility model, four groups of mounting frames are fixedly connected to the inner wall of the cabinet body, wiring holes are formed in the mounting frames, and the mounting frames and the wiring holes can be used for conveniently mounting, fixing and wiring working elements.

As a preferred technical scheme, the front side of the cabinet body is movably connected with a protective door, an insulating handle is arranged on the surface of the protective door, and the protective door can be conveniently opened through the arrangement of the protective door and the insulating handle, so that electric shock is avoided.

As a preferred technical scheme of the utility model, the top of the cabinet body is communicated with the rain-proof shed, an observation window is arranged on the surface of the protective door above the insulating handle, and the condition inside the cabinet body can be conveniently checked from the outside through the arrangement of the observation window.

As a preferred technical scheme, the bottom of the cabinet body is fixedly connected with the supporting legs, the copper wires are arranged on the supporting legs and connected with the cabinet body, and the cabinet body can be conveniently fixed and supported and the copper wires are hidden through the arrangement of the supporting legs.

The utility model has the beneficial effects that: according to the utility model, through the matched arrangement of the anti-static PC board, the static eliminator, the ionizer, the copper wire and the ground rod, the anti-static PC board can eliminate static electricity on the inner wall of the cabinet body, so that dust accumulation is effectively prevented, the static eliminator can ionize air into a large number of positive and negative ions and blow the positive and negative ions onto the surface of a working element to neutralize the static electricity, so that static elimination and dust removal on the working element are realized, the ionizer can form a negative ion protective layer, so that high-voltage static electricity in the cabinet body is effectively neutralized, and the cabinet body can be grounded through the copper wire and the ground rod, so that the static electricity on the surface of the cabinet body is led into the ground; through the setting of heat abstractor, first louvre, second louvre and second dust screen, heat abstractor can in time follow first louvre with the internal portion heat of cabinet, avoids the internal portion of cabinet too dry, prevents simultaneously that the dust from getting into the cabinet body, and the second louvre can be with the internal unnecessary heat of cabinet from the second louvre effluvium, and the dust is avoided getting into the internal portion of cabinet to the second dust screen, improves dustproof effect.

Drawings

FIG. 1 is a schematic view of a closed three-dimensional structure of a protective door according to the present invention;

FIG. 2 is a schematic view of the internal perspective structure of the present invention;

FIG. 3 is a schematic cross-sectional front view of the present invention;

fig. 4 is a schematic perspective view of a heat dissipation device of the present invention.

In the figure: 1. a cabinet body; 2. a rain-proof shed; 3. an antistatic PC board; 4. a heat sink; 401. a heat dissipation fan; 402. a first dust screen; 5. a first heat dissipation hole; 6. a static eliminator; 7. an ion generator; 8. a second heat dissipation hole; 9. a second dust screen; 10. a copper wire; 11. a ground rod; 12. a mounting frame; 13. a wiring hole; 14. a protective door; 15. an insulated handle; 16. an observation window; 17. and (7) supporting legs.

Detailed Description

Example 1

The technical scheme of the utility model is clearly and completely described in the following with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, the utility model discloses an anti-static dust removing device for an electrical control cabinet, which adopts the technical scheme that the anti-static dust removing device comprises a cabinet body 1, a rain-proof shed 2 and a control circuit, wherein the top of the cabinet body 1 is fixedly connected with the rain-proof shed 2, the control circuit comprises a microprocessor, the inner wall of the cabinet body 1 is fixedly connected with an anti-static PC board 3, the anti-static PC board 3 eliminates partial static electricity on the inner wall of the cabinet body 1 and can avoid dust accumulation, a heat radiating device 4 is arranged inside the side wall of the cabinet body 1, first heat radiating holes 5 are arranged on two sides of the cabinet body 1, the heat radiating device 4 is started, heat inside the cabinet body 1 can be rapidly discharged from the first heat radiating holes 5, static electricity generated due to over-dry inside the cabinet body 1 is avoided, a static electricity eliminator 6 is fixedly connected to the inner bottom wall of the cabinet body 1, and ion generators 7 are arranged on two sides of the static electricity eliminator 6, when the internal elements of the cabinet body 1 work, the static eliminator 6 ionizes air into a large number of positive and negative ions, and blows the positive and negative ions to the surface of the working elements to neutralize static electricity, so as to realize static elimination and dust removal, and the ion generator 7 forms a negative ion protective layer, thereby effectively neutralizing high-voltage static electricity inside the cabinet body 1, the lower surface of the rain-proof shed 2 is provided with second heat dissipation holes 8 at two sides of the cabinet body 1, the second heat dissipation holes 8 are internally provided with second dustproof nets 9, the residual heat in the cabinet body 1 rises to enter the rain-proof shed 2 and is discharged from the second heat dissipation holes 8, the second dustproof nets 9 prevent dust from entering the cabinet body 1, the bottom of the cabinet body 1 is connected with a ground rod 11 through a copper wire 10, redundant static electricity on the surface of the cabinet body 1 is finally led into the ground through the copper wire 10 and the ground rod 11, the heat dissipation device 4, the static eliminator 6 and the ion generator 7 are all connected with the microprocessor.

As a preferred technical solution of the present invention, the heat dissipation device 4 includes a heat dissipation fan 401 and a first dust screen 402, the heat dissipation fan 401 is disposed inside a side wall of the cabinet 1, the first dust screen 402 is disposed on one side of the heat dissipation fan 401, the heat dissipation fan 401 is connected to the microprocessor, the heat inside the cabinet 1 can be timely discharged by opening the heat dissipation fan 401, static electricity generated by over-drying inside the cabinet 1 is avoided, and meanwhile, the first dust screen 402 prevents dust from entering the cabinet 1.

As a preferred technical solution of the present invention, the number of the heat dissipation devices 4 and the first heat dissipation holes 5 is four, each of the heat dissipation devices 4 corresponds to the first heat dissipation hole 5, and the four heat dissipation devices 4 and the first heat dissipation holes 5 can dissipate heat quickly.

As a preferred technical solution of the present invention, four sets of mounting frames 12 are fixedly connected to the inner wall of the cabinet body 1, a wire feeding hole 13 is formed inside the mounting frame 12, and the mounting frame 12 and the wire feeding hole 13 can be used to conveniently mount, fix and feed a working element.

As a preferred technical scheme of the utility model, the front of the cabinet body 1 is movably connected with a protective door 14, the surface of the protective door 14 is provided with an insulating handle 15, and the protective door 14 can be conveniently opened by using the insulating handle 15, so that electric shock accidents are avoided.

As a preferred technical solution of the present invention, the top of the cabinet 1 is communicated with the rain-proof shed 2, an observation window 16 is disposed on the surface of the protective door 14 above the insulating handle 15, and the working conditions of the internal components of the cabinet 1 can be viewed from the outside through the observation window 16.

As a preferred technical scheme of the present invention, the bottom of the cabinet body 1 is fixedly connected with the supporting legs 17, the copper wires 10 are arranged on the supporting legs 17 and connected with the cabinet body 1, and the supporting legs 17 can fix and support the cabinet body 1 and hide the copper wires 10.

The working principle of the utility model is as follows: when the electric control cabinet is used, firstly, the working elements are fixedly installed by the aid of the installation frame 12 and the wiring holes 13, then the heat dissipation fans 401, the static electricity eliminator 6 and the ion generator 7 are started by the aid of the microprocessor, when internal elements work, the heat inside the cabinet body 1 can be quickly discharged from the first heat dissipation holes 5 by the aid of the four groups of heat dissipation fans 401, static electricity generated by over-drying inside the cabinet body 1 is avoided, external dust is blocked by the first dust screen 402, air is ionized into a large number of positive and negative ions by the static electricity eliminator 6 and blown to the surface of the working elements to neutralize the static electricity, static electricity elimination and dust removal are achieved, meanwhile, the ion generator 7 forms a negative ion protection layer, high-voltage static electricity inside the cabinet body 1 is effectively neutralized, partial static electricity on the inner wall of the cabinet body 1 is eliminated by the static electricity prevention PC board 3, dust accumulation can be avoided, residual static electricity on the surface of the cabinet body 1 is guided into the grounding rod 11 through the copper wires 10 hidden in the supporting legs 17, finally the inside surplus heat of the cabinet body 1 rises and gets into weather enclosure 2, discharges from second louvre 8 again, and the second dust screen 9 prevents that the dust from getting into the cabinet body 1 in, and is further, utilizes insulating handle 15 can conveniently open guard gate 14, avoids taking place the electric shock accident, sees through the operating condition that observation window 16 can follow the outside and look over the internal elements of the cabinet body 1.

The microprocessor adopts an Itemel 89C51 type singlechip which is used for starting and stopping the radiating fan, the static eliminator and the ion generator, and the pins and the connection mode of 89C51 can be referred by technicians in the field to obtain technical inspiration by referring to teaching materials or technical manuals published by manufacturers; the circuit connections according to the utility model are conventional means used by the person skilled in the art and can be suggested by a limited number of tests, which are common knowledge.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes and modifications without inventive changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. The utility model provides an electrical control cabinet is with preventing electrostatic precipitator device, includes the cabinet body (1), weather enclosure (2) and control circuit, top fixedly connected with weather enclosure (2) of the cabinet body (1), control circuit includes microprocessor, its characterized in that: the utility model discloses a rain-proof cabinet, including the cabinet body, the inner wall fixedly connected with of the cabinet body (1) prevents static PC board (3), the inside of the cabinet body (1) lateral wall is provided with heat abstractor (4), the both sides of the cabinet body (1) are provided with first louvre (5), interior diapire fixedly connected with static eliminator (6) of the cabinet body (1), the both sides of static eliminator (6) are provided with ion generator (7), second louvre (8) have been seted up to the lower surface that rainshelter (2) is located the both sides of the cabinet body (1), the inside of second louvre (8) is provided with second dust screen (9), the bottom of the cabinet body (1) is connected with earth bar (11) through copper line (10), heat abstractor (4), static eliminator (6) and ion generator (7) all are connected with microprocessor.

2. The electrostatic dust removal device for the electrical control cabinet according to claim 1, wherein: heat abstractor (4) are including heat dissipation fan (401) and first dust screen (402), the inside of the cabinet body (1) lateral wall is provided with heat dissipation fan (401), one side of heat dissipation fan (401) is provided with first dust screen (402), heat dissipation fan (401) are connected with microprocessor.

3. The electrostatic dust removal device for the electrical control cabinet according to claim 1, wherein: the number of the heat dissipation devices (4) and the number of the first heat dissipation holes (5) are four, and the heat dissipation devices (4) and the first heat dissipation holes (5) in each group correspond in position.

4. The electrostatic dust removal device for the electrical control cabinet according to claim 1, wherein: the inner wall of the cabinet body (1) is fixedly connected with four groups of mounting frames (12), and wiring holes (13) are formed in the mounting frames (12).

5. The electrostatic dust removal device for the electrical control cabinet according to claim 1, wherein: the front side of the cabinet body (1) is movably connected with a protective door (14), and the surface of the protective door (14) is provided with an insulating handle (15).

6. The electrostatic dust removal device for the electrical control cabinet according to claim 5, wherein: the top and the weather enclosure (2) intercommunication of the cabinet body (1), the top that is located guard gate (14) above insulating handle (15) is provided with observation window (16).

7. The electrostatic dust removal device for the electrical control cabinet according to claim 1, wherein: the bottom fixedly connected with landing leg (17) of the cabinet body (1), copper line (10) set up in landing leg (17) and be connected with the cabinet body (1).