CN211909502U

CN211909502U - Heat dissipation structure of power box

Info

Publication number: CN211909502U
Application number: CN202020467910.1U
Authority: CN
Inventors: 肖长艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-11-10
Anticipated expiration: 2030-03-30

Abstract

The utility model discloses a power box heat radiation structure, which comprises a power box, wherein an installation cavity for installing electronic components is arranged in the power box, an air outlet assembly is arranged at the cavity bottom of the installation cavity, a plurality of heat radiation channels communicated with the installation cavity are arranged on the power box, a heat radiation sleeve is fixed in each heat radiation channel, an extension part is arranged on one side of each heat radiation sleeve, and the extension part is communicated with the inner wall of the installation cavity; the power box is fixedly provided with a plurality of protective covers, one protective cover covers one heat dissipation channel, a plurality of air holes are formed in the protective cover, a concave portion is arranged at the center of the protective cover and faces the heat dissipation channel, the concave portion is located in the heat dissipation channel, and a thinning portion is arranged at the connecting position of the concave portion and the protective cover. The utility model has simple structure, good heat dissipation effect and longer service life; a passageway for the heat dissipation is difficult to be blockked up by the dust, and inside steam was difficult to enter into the power box for the power box is difficult to receive the damage.

Description

Heat dissipation structure of power box

Technical Field

The utility model relates to an electric power box field, concretely relates to electric power box heat radiation structure.

Background

An electrical box is a common type of electrical equipment, and a large number of electronic components are often disposed inside the electrical box.

Many existing power boxes are located outdoors. Electronic components in the electronic box can generate a large amount of heat energy in a working state, and a large amount of heat dissipation holes are often arranged for dissipating the heat energy. The existing heat dissipation holes are easily blocked by dust, so that the heat dissipation function is reduced; the steam is easily got into in the radiating hole, and steam causes adverse effect to inside electronic components.

Disclosure of Invention

The utility model aims to solve the technical problem that an electric power box heat radiation structure that can solve above-mentioned problem, life is longer.

The utility model discloses a realize through following technical scheme: a heat dissipation structure of an electric power box comprises the electric power box, wherein an installation cavity for installing electronic components is arranged in the electric power box, an air outlet assembly is installed at the cavity bottom of the installation cavity, a plurality of heat dissipation channels communicated with the installation cavity are arranged on the electric power box, a heat dissipation sleeve is fixed in each heat dissipation channel, an extension part is arranged on one side of each heat dissipation sleeve, and the extension parts are communicated with the inner wall of the installation cavity; the power box is fixedly provided with a plurality of protective covers, one protective cover covers one heat dissipation channel, a plurality of air holes are formed in the protective cover, a concave portion is arranged at the center of the protective cover and faces the heat dissipation channel, the concave portion is located in the heat dissipation channel, and a thinning portion is arranged at the connecting position of the concave portion and the protective cover.

As preferred technical scheme, the air-out subassembly is including installing the fan bracket in the installation cavity bottom, and the fan is fixed with in the fan bracket installation, and the air-out end of fan up, the bottom of power box is equipped with a plurality ofly and the intake opening that the installation cavity switched on mutually, and intake opening department is fixed with first dust screen, and one side of fan is equipped with and is used for controlling its switch that opens and close.

As the preferred technical scheme, the protective cover is made of corrosion-resistant rubber and is of a nearly hemispherical structure.

As the preferred technical scheme, the heat dissipation sleeve is made of heat-conducting metal, and the heat dissipation sleeve is fixed in the heat dissipation channel through heat-conducting glue.

As a preferred technical scheme, a plurality of gas storage cavities are arranged in the concave part, helium is stored in the gas storage cavities, and the gas storage cavities are communicated with one another and are not communicated with one another; the surface of one side of the concave part facing the heat dissipation channel is provided with an adsorption layer.

As preferred technical scheme, the installation is fixed with the second dust screen in the heat dissipation passageway, and the surface of second dust screen is equipped with the anticollision layer, and the anticollision layer is inconsistent with the concave part.

The utility model has the advantages that: the utility model has simple structure, good heat dissipation effect and longer service life; a passageway for the heat dissipation is difficult to be blockked up by the dust, and inside steam was difficult to enter into the power box for the power box is difficult to receive the damage.

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 a structural diagram of the protective cover 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 2, the heat dissipation device comprises a power box 1, wherein a mounting cavity 1a for mounting an electronic component is arranged in the power box 1, an air outlet assembly is mounted at the cavity bottom of the mounting cavity 1a, a plurality of heat dissipation channels 2 communicated with the mounting cavity 1a are arranged on the power box 1, heat dissipation sleeves 3 are fixed in the heat dissipation channels 2, heat is favorably discharged to the heat dissipation holes, heat dissipation is favorably realized, an extension part 3a is arranged on one side of each heat dissipation sleeve 3, the extension part 3a is tightly attached to the inner wall of the mounting cavity 1a, internal heat is conveniently guided to the extension part, and heat dissipation is favorably realized; a plurality of protection covers 5 are fixed on the power box 1 through waterproof glue, the protection effect on a heat dissipation channel is achieved, one protection cover 5 covers one heat dissipation channel 2, a plurality of air holes 5a are formed in the protection cover 5, a concave portion 6 is arranged at the center of the protection cover 5, the concave portion 6 faces the heat dissipation channel 2, the concave portion 6 is located in the heat dissipation channel 2, a thinning portion 7 is arranged at the connecting portion of the concave portion 6 and the protection cover 5, the concave portion is relatively thin, and the concave portion is convenient to shake.

Wherein, the air-out subassembly is fixed with fan 9 including installing the fan bracket 8 in installation cavity 1a bottom on the fan bracket 8, and the air-out end of fan 9 is up, and the bottom of power box 1 is equipped with a plurality of fresh air inlets 11 that switch on mutually with installation cavity 1a, and fresh air inlet 11 department is fixed with first dust screen 12, isolated dust, and one side of fan 9 is equipped with and is used for controlling its switch that opens and stop.

Wherein, the protective cover 5 is made of corrosion-resistant rubber, and the protective cover 5 is of a nearly hemispherical structure.

Wherein, heat dissipation cover 3 is made for heat conduction metal, and heat dissipation cover 3 is fixed in heat dissipation channel 2 through heat conduction glue.

The concave part 6 is internally provided with a plurality of gas storage cavities, and helium 6c is stored in the gas storage cavities, so that the concave part is convenient to shake, and the gas storage cavities are communicated with one another and are not communicated with one another; the surface of the recess 6 on the side facing the heat dissipation channel 2 is provided with an adsorption layer 13.

Wherein, the installation is fixed with second dust screen 15 in the heat dissipation passageway 2, keeps apart the dust, and the surface of second dust screen 15 is equipped with the crashproof layer (not shown) that rubber was made, and the mesh on the crashproof layer does not block up the dust screen, and crashproof layer 16 is inconsistent with concave part 6, mainly plays the effect of protection concave part and dust screen. First dust screen and second dust screen all can be fixed through waterproof glue.

When the device is used, the air flow generated by the fan dissipates heat inside the power box, and the heat in the power box is discharged through the heat dissipation channel and the air holes.

In this device, the protection casing plays a protection heat dissipation channel's effect, can be used to waterproof dustproof, and when the air current was discharged from the electric power cabinet, the concave part on the protection casing blew out under the effect of air current, and this part air current makes the concave part keep away from heat dissipation channel, and when the air current slows down, the concave part kick-backs again to the heat dissipation through in, round trip movement's concave part, the adsorbed layer that sponge on it was made can absorb dust and steam in the heat dissipation channel.

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 an electric power box heat radiation structure, includes electric power box (1), is equipped with installation cavity (1a) that is used for installing electronic components in electric power box (1), installs air-out subassembly, its characterized in that at the bottom of the chamber of installation cavity (1 a): the power box (1) is provided with a plurality of heat dissipation channels (2) communicated with the installation cavity (1a), a heat dissipation sleeve (3) is fixed in each heat dissipation channel (2), one side of each heat dissipation sleeve (3) is provided with an extension part (3a), and the extension parts (3a) are tightly attached to the inner wall of the installation cavity (1 a); be fixed with a plurality of protection casings (5) on power box (1), a heat dissipation passageway (2) has been covered in protection casing (5), has seted up a plurality of bleeder vents (5a) on protection casing (5), and the center department of protection casing (5) is equipped with concave part (6), and concave part (6) are towards heat dissipation passageway (2), and the part of concave part (6) is located heat dissipation passageway (2), and the junction of concave part (6) and protection casing (5) is equipped with and reduces thin portion (7).

2. The heat dissipation structure for an electric power box according to claim 1, wherein: air-out subassembly is fixed with fan (9) including installing fan bracket (8) in installation cavity (1a) bottom, the installation on fan bracket (8), the air-out end of fan (9) up, the bottom of power box (1) is equipped with a plurality of fresh air inlets (11) that switch on mutually with installation cavity (1a), fresh air inlets (11) department is fixed with first dust screen (12), one side of fan (9) is equipped with and is used for controlling its switch that opens and stop.

3. The heat dissipation structure for an electric power box according to claim 1, wherein: the protective cover (5) is made of corrosion-resistant rubber, and the protective cover (5) is of a nearly hemispherical structure.

4. The heat dissipation structure for an electric power box according to claim 1, wherein: the heat dissipation sleeve (3) is made of heat-conducting metal, and the heat dissipation sleeve (3) is fixed in the heat dissipation channel (2) through heat-conducting glue.

5. The heat dissipation structure for an electric power box according to claim 1, wherein: a plurality of gas storage cavities are arranged in the concave part (6), helium (6c) is stored in the gas storage cavities, and the gas storage cavities are communicated with one another and are not communicated with one another; the surface of the concave part (6) facing to one side of the heat dissipation channel (2) is provided with an adsorption layer (13).

6. The heat dissipation structure for an electric power box according to claim 1, wherein: a second dustproof net (15) is fixedly arranged in the heat dissipation channel (2), an anti-collision layer is arranged on the surface of the second dustproof net (15), and the anti-collision layer is inconsistent with the concave part (6).