CN211295924U

CN211295924U - Power distribution cabinet

Info

Publication number: CN211295924U
Application number: CN202020207893.8U
Authority: CN
Inventors: 杨程琦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-08-18
Anticipated expiration: 2030-02-25

Abstract

The utility model discloses an electric power distribution cabinet, including the switch board, be equipped with the installation cavity that is used for installing electrical components and the back cavity that is used for installing radiator unit in the switch board, be provided with the connector between back cavity and the installation cavity, be provided with the baffle in the connector, be equipped with a plurality of wind-guiding holes and multi-disc separation blade on the baffle, the both ends of separation blade set up respectively in installation cavity and back cavity, the both ends of separation blade all are formed with the portion of bending, the portion of bending covers the wind-guiding hole that is located this separation blade below, the portion of bending that is located the back cavity is installed and is fixed with; the switch board is provided with a plurality of air inlets communicated with the rear cavity, a sealing ring is fixed in each air inlet, a clamping groove is formed in the inner wall of each sealing ring, a dust screen is fixed in each clamping groove, and one dust screen and one bending part are connected through an elastic connecting piece. The utility model discloses simple structure, the radiating effect is better, can effectively completely cut off external steam and dust, avoids the suction of steam and dust, has prolonged electrical components's life.

Description

Power distribution cabinet

Technical Field

The utility model relates to a switch board field, concretely relates to power distribution cabinet.

Background

The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load. Is a common device in the field of electric power.

Install a large amount of electrical components in the switch board in a concentrated way, these electrical components can produce heat energy under operating condition, in order to accelerate giving off of heat energy, often can install the fan and dispel the heat. When the fan operates, air needs to be sucked, dust and water vapor are often entrained in sucked air, and the substances are easily damaged by electrical components after being sucked into the power distribution cabinet.

Disclosure of Invention

The utility model aims to solve the technical problem that an electric power distribution cabinet that can solve above-mentioned problem, practical life is longer.

The utility model discloses a realize through following technical scheme: a power distribution cabinet comprises a power distribution cabinet, wherein an installation cavity for installing electrical elements and a rear cavity for installing a heat dissipation assembly are arranged in the power distribution cabinet, a connecting port is arranged between the rear cavity and the installation cavity, a baffle is arranged in the connecting port, a plurality of air guide holes and a plurality of baffle sheets are arranged on the baffle, two ends of each baffle sheet are respectively arranged in the installation cavity and the rear cavity, bent parts are formed at two ends of each baffle sheet, the bent parts cover the air guide holes below the baffle sheets, and a magnetic adsorption layer is fixedly arranged at the bent parts of the rear cavity; the switch board is provided with a plurality of air inlets communicated with the rear cavity, a sealing ring is fixed in each air inlet, a clamping groove is formed in the inner wall of each sealing ring, a dust screen is fixed in each clamping groove, and one dust screen and one bending part are connected through an elastic connecting piece.

As preferred technical scheme, the surface of baffle is equipped with the external screw thread, and the inner wall of connector is equipped with the internal thread with external screw thread assorted, and the baffle setting passes through the thread engagement in the connector.

As the preferred technical scheme, the heat dissipation assembly comprises a fan support and a fan, wherein the fan support is fixedly arranged in the rear cavity, the fan is fixedly arranged on the fan support, the air outlet end of the fan faces the baffle, and the elastic connecting piece is arranged on the outer side of the heat dissipation assembly and is not in contact with the heat dissipation assembly.

As a preferred technical solution, the elastic connecting piece includes a tubular elastic main body, both ends of the elastic main body are provided with thickened parts, the thickened part at one end is located at the outer side of the dust-proof net, the size of the thickened part is larger than that of the dust-proof net body, the thickened part at the other end is fixed in a mounting hole, and the mounting hole is arranged at the bending part; be equipped with in the elastic main body and consolidate the chamber, consolidate the intracavity and be provided with the reinforcement silk, the both ends of reinforcement silk insert to in the thickening portion.

As preferred technical scheme, the sealing washer is made for rubber, and the outside of sealing washer is provided with the spacing groove, and the part of switch board inserts to spacing inslot and fixes.

The utility model has the advantages that: the utility model discloses simple structure, the radiating effect is better, can effectively completely cut off external steam and dust, avoids the suction of steam and dust, has prolonged electrical components's life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an overall structure diagram of the present invention; FIG. 2 is an enlarged view of the point A of the present invention; fig. 3 is an enlarged view of the position B of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The use of terms herein such as "upper," "above," "lower," "below," and the like in describing relative spatial positions is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 3, the power distribution cabinet comprises a power distribution cabinet 1, a mounting cavity 1a for mounting an electrical component and a rear cavity 1b for mounting a heat dissipation assembly are arranged in the power distribution cabinet 1, a connector 1c is arranged between the rear cavity 1b and the mounting cavity 1a, a baffle 2 is arranged in the connector 1c, a plurality of air guide holes 2a and a plurality of baffle pieces 3 are arranged on the baffle 2, two ends of each baffle piece 3 are respectively arranged in the mounting cavity 1a and the rear cavity 1b, a socket is formed on each baffle piece, each baffle piece is arranged in each socket and fixed by strong glue, two ends of each baffle piece 3 are respectively provided with a bent portion 3a, each bent portion 3a covers the air guide hole 2a below the corresponding baffle piece 3, a magnetic adsorption layer 5 is fixedly bonded at the bent portion 3a located in the rear cavity 1b and used for adsorbing metal particles; the power distribution cabinet 1 is provided with a plurality of air inlet holes 19 communicated with the rear cavity 1b, a sealing ring 6 is fixed in each air inlet hole 19, a clamping groove 6a is formed in the inner wall of each sealing ring 6, a dustproof net 7 is fixedly arranged in each clamping groove 6a, and each dustproof net 7 is connected with one bent part 3a through an elastic connecting piece 12.

Wherein, the surface of baffle 2 is equipped with the external screw thread, and the inner wall of connector 1c is equipped with the internal thread with external screw thread assorted, and baffle 2 sets up through thread engagement in connector 1c, and the baffle is dismantled simply, the maintenance of being convenient for.

The heat dissipation assembly comprises a fan support 11 fixed in the rear cavity 1b and a fan 16 fixed on the fan support 11, the air outlet end of the fan 16 faces the baffle 2, and the elastic connecting piece 12 is arranged on the outer side of the heat dissipation assembly and is not in contact with the heat dissipation assembly. The switch that is used for controlling the fan is provided with in the switch board, starts the fan through the switch, and the fan produces the air current and is used for the heat dissipation.

The elastic connecting piece 12 comprises a tubular elastic main body, the elastic main body is made of corrosion-resistant rubber, the strength is high, the elastic connecting piece is not easy to damage, thickened parts 12a are arranged at two ends of the elastic main body, the thickened part 12a at one end is positioned on the outer side of the dustproof net 7 and fixed through waterproof glue, the size of the thickened part 12a is larger than that of the net body of the dustproof net 7, the thickened part 12a at the other end is fixed in a mounting hole, and the mounting hole is formed in the bent part 3 a; be equipped with in the elastic main body and consolidate the chamber, consolidate the intracavity and be provided with reinforcement silk 13, for example the metal is made, has increased elastic connection's structural strength, difficult fracture, and the both ends of reinforcement silk 13 insert in thickening portion 12 a.

Wherein, sealing washer 6 is made for rubber, and the outside of sealing washer 6 is provided with the spacing groove, and the part of switch board 1 inserts to the spacing inslot fixed, and sealing washer accessible waterproof glue is fixed, and the dustproof mesh accessible waterproof glue is fixed in the sealing washer.

When the device is used, the fan is used for dissipating heat inside the power distribution cabinet, and the heat is discharged through the heat dissipation port arranged on the power distribution cabinet. The fan is breathing in through the fresh air inlet under operating condition, keeps apart the dust through the dust screen, and the air current passes through the wind-guiding hole and discharges, keeps apart through the portion of bending, and the portion of bending heat conduction absorbs the heat intensification in the switch board, can effectively keep apart steam and dust.

When the dustproof net is used, the dustproof net is fixed on the sealing ring, the sealing ring is elastic, and the dustproof net is easy to shake under the action of the sealing ring. The elastic connecting piece swings under the action of the airflow, and pulls the dust screen, so that the dust screen is in a moving state and dust is more difficult to accumulate.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a power distribution cabinet which characterized in that: the heat dissipation module comprises a power distribution cabinet (1), wherein a mounting cavity (1 a) for mounting an electric appliance element and a rear cavity (1 b) for mounting a heat dissipation assembly are arranged in the power distribution cabinet (1), a connecting port (1 c) is arranged between the rear cavity (1 b) and the mounting cavity (1 a), a baffle (2) is arranged in the connecting port (1 c), a plurality of air guide holes (2 a) and a plurality of baffle sheets (3) are arranged on the baffle (2), two ends of each baffle sheet (3) are respectively arranged in the mounting cavity (1 a) and the rear cavity (1 b), bent parts (3 a) are respectively formed at two ends of each baffle sheet (3), the air guide holes (2 a) below the baffle sheets (3) are covered by the bent parts (3 a), and a magnetic adsorption layer (5) is fixedly arranged at the bent parts (3 a) of the rear cavity (1 b); be equipped with a plurality of fresh air inlets that switch on with back chamber (1 b) on switch board (1), the fresh air inlet internal fixation has sealing washer (6), and the inner wall of sealing washer (6) is equipped with draw-in groove (6 a), and the packing into in draw-in groove (6 a) is fixed with dust screen (7), connects through elastic connection spare (12) between a dust screen (7) and one portion of bending (3 a).

2. The electrical power distribution cabinet of claim 1, wherein: the surface of baffle (2) is equipped with the external screw thread, and the inner wall of connector (1 c) is equipped with the internal thread with external screw thread assorted, and baffle (2) set up in connector (1 c) through the thread engagement.

3. The electrical power distribution cabinet of claim 1, wherein: the heat dissipation assembly comprises a fan support (11) fixed in the rear cavity (1 b) and a fan (16) fixed on the fan support (11), the air outlet end of the fan (16) faces the baffle (2), and the elastic connecting piece (12) is arranged on the outer side of the heat dissipation assembly and is not in contact with the heat dissipation assembly.

4. The electrical power distribution cabinet of claim 1, wherein: the elastic connecting piece (12) comprises a tubular elastic body, thickened parts (12 a) are arranged at two ends of the elastic body, the thickened part (12 a) at one end is positioned at the outer side of the dustproof net (7), the size of the thickened part (12 a) is larger than that of the net body of the dustproof net (7), and the thickened part (12 a) at the other end is fixed in a mounting hole which is arranged at the bent part (3 a); be equipped with in the elastic main body and consolidate the chamber, consolidate the intracavity and be provided with reinforcing wire (13), the both ends of reinforcing wire (13) are inserted to in thickening portion (12 a).

5. The electrical power distribution cabinet of claim 1, wherein: the sealing ring (6) is made of rubber, a limiting groove is formed in the outer side of the sealing ring (6), and the power distribution cabinet (1) is partially inserted into the limiting groove to be fixed.