CN216752537U

CN216752537U - Hidden electric cabinet heat abstractor

Info

Publication number: CN216752537U
Application number: CN202122838236.0U
Authority: CN
Inventors: 蔡情操; 张黎君; 付山彬; 邓波涛
Original assignee: Hubei Zhendong Electromechanical Technology Co ltd
Current assignee: Hubei Zhendong Electromechanical Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-06-14
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a hidden electric cabinet heat dissipation device, which belongs to the technical field of electric cabinets and comprises a cabinet body, wherein a base plate is fixedly arranged at the lower end of the inner part of the cabinet body, an electric control device is fixedly arranged in the middle of the top end of the base plate, a negative pressure fan is embedded and arranged at the bottom end of the inner part of the cabinet body, drainage fans are fixedly arranged at the upper ends of the inner walls of two sides of the cabinet body, a sleeve is fixedly arranged at the top end of the cabinet body, and a heat transfer column is fixedly arranged at the other end of the electric control device. According to the utility model, the negative pressure fan works, heat in the electric cabinet is taken away and discharged from the top by clean air flow filtered by the filter cartridge, the filter pad, the moisture absorption pad and the purification pad in the sleeve, the drainage fan is arranged at two ends in the electric cabinet, and the heat transfer column, the first radiating fin, the second radiating fin and the third radiating fin are arranged on the back of the electric cabinet, so that the heat in the electric cabinet is conveniently transferred to the outside of the electric cabinet, and the conduction of the heat in the electric cabinet is further enhanced by the work of the drainage fan.

Description

Hidden electric cabinet heat abstractor

Technical Field

The utility model relates to the technical field of electric cabinets, in particular to a hidden electric cabinet heat dissipation device.

Background

The electric cabinet comprises one or more low-voltage switch devices and related control, measurement, signal, protection, regulation and other devices, and is completely assembled together by structural components under the charge of a manufacturer to complete a combination of all internal electrical and mechanical connections; the electric cabinet has wide application and large demand in various industries.

In order to save space and beautifully construct, adopt a hidden electric cabinet, but hidden electric cabinet exists the not unblocked problem of heat dissipation, leads to the electric cabinet easy to break down when moving and has higher potential safety hazard, so need a heat abstractor to solve above-mentioned problem, but current hidden electric cabinet heat abstractor has the easy problem of gathering around the electric cabinet outside of the heat that gives off, leads to the inside and outside temperature of electric cabinet all high easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a hidden electric cabinet heat dissipation device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a hidden electric cabinet heat abstractor, includes the box, box inside lower extreme fixed mounting has the base plate, and fixed mounting has automatically controlled device in the middle of the base plate top, negative-pressure air fan is inlayed and is installed to the inside bottom of box, and box both sides inner wall upper end fixed mounting has drainage fan, and box top fixed mounting has the sleeve, automatically controlled device other end fixed mounting has the heat transfer post, and the heat transfer post runs through the box and extends to the box outside, heat transfer post upper end fixed mounting has first fin, and heat transfer post both ends fixed mounting has the second fin, and heat transfer post lower extreme fixed mounting has the third fin.

Preferably, a plurality of equidistant vent holes are formed in the upper end and the lower end of the base plate, and the flow collecting hoppers are fixedly mounted at the bottom end of the base plate and the inlet end of the negative pressure fan.

Preferably, the first radiating fin is in an L shape, the second radiating fin is formed by fixedly connecting two opposite L-shaped plates, and the third radiating fin is in a straight plate shape.

Preferably, a plurality of equidistant fresh air inlets have been seted up to sleeve circumference outer wall, and the sleeve is inside to have cup jointed the cartridge filter, inside from the top of cartridge filter fixed mounting in proper order has filter pad, moisture absorption pad and purification pad.

Preferably, the four corners of the bottom end of the box body are obliquely and fixedly provided with support legs, and the box body is made of heat insulating materials.

Preferably, the heat transfer coefficient of the heat transfer column is the same as that of the first radiating fin, the second radiating fin and the third radiating fin.

Preferably, a plurality of guide grooves which are equidistant are formed in the middle ends of the opposite surfaces of the two second radiating fins, the guide grooves incline downwards by 15 degrees, and the length of each guide groove is larger than one half of the width of the box body.

The utility model has the beneficial effects that:

1. according to the hidden electric cabinet heat dissipation device, the negative pressure fan works to take away and discharge the heat in the electric cabinet from top to bottom by the clean air flow filtered by the filter cylinder, the filter pad, the moisture absorption pad and the purification pad in the sleeve, the drainage fan is arranged at two ends in the electric cabinet, the heat transfer column, the first heat dissipation sheet, the second heat dissipation sheet and the third heat dissipation sheet are arranged on the back of the electric cabinet, the heat in the electric cabinet is conveniently transferred to the outside of the electric cabinet, the heat in the electric cabinet is further enhanced to be led out by the work of the drainage fan, the first heat dissipation sheet is in an L shape, the second heat dissipation sheet is formed by fixedly connecting two opposite L-shaped plates, and the third heat dissipation sheet is in a straight sheet shape, so that the heat led out by the first heat dissipation sheet, the second heat dissipation sheet and the third heat dissipation sheet is conveniently and quickly diffused outwards.

2. According to the hidden electric cabinet heat dissipation device, the box body is made of the heat insulation material, the temperature of the surrounding environment is prevented from influencing the normal operation of the electric cabinet, and the four corners of the bottom end of the box body are obliquely and fixedly provided with the support legs, so that an exhaust space is provided for the negative pressure fan.

3. According to the hidden electric cabinet heat dissipation device, the middle ends of the opposite surfaces of the two second heat dissipation fins are provided with the plurality of guide grooves which are equidistant, the guide grooves incline downwards by 15 degrees, the length of each guide groove is larger than one half of the width of the box body, heat flow guided out by the drainage fan is guided, the heat flow is guided out in a centralized mode conveniently, and the heat dissipation efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a hidden heat dissipation device for an electric cabinet according to the present invention;

FIG. 2 is a schematic diagram of a side view of the back of a case of the hidden heat dissipation device for an electric cabinet according to the present invention;

FIG. 3 is a schematic diagram of a side view of the interior of a sleeve of a hidden heat dissipation device for an electric cabinet according to the present invention;

fig. 4 is a schematic side view of a second heat sink of the heat dissipation device for a hidden electric cabinet in embodiment 2 of the present invention.

In the figure: the device comprises a box body 1, a first cooling fin 2, a sleeve 3, an electric control device 4, a drainage fan 5, a second cooling fin 6, a base plate 7, a flow collecting hopper 8, a negative pressure fan 9, a heat transfer column 10, a third cooling fin 11, an air inlet hole 12, a filter pad 13, a moisture absorption pad 14, a purification pad 15, a filter cartridge 16 and a guide groove 17.

Detailed Description

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, a hidden electric cabinet heat abstractor, including box 1, the inside lower extreme fixed mounting of box 1 has base plate 7, and fixed mounting has automatically controlled device 4 in the middle of the base plate 7 top, the inside bottom of box 1 is inlayed and is installed negative-pressure air fan 9, box 1 both sides inner wall upper end fixed mounting has drainage fan 5, and box 1 top fixed mounting has

sleeve

3, 4 other end fixed mounting of automatically controlled device has heat transfer post 10, and heat transfer post 10 runs through box 1 and extends to the box 1 outside, heat transfer post 10 upper end fixed mounting has first fin 2, heat transfer post 10 both ends fixed mounting has second fin 6, heat transfer post 10 lower extreme fixed mounting has third fin 11.

In the utility model, a plurality of equidistant vent holes are arranged at the upper end and the lower end of a base plate 7, and a flow collecting hopper 8 is fixedly arranged at the bottom end of the base plate 7 and the inlet end of a negative pressure fan 9;

the first radiating fin 2 is L-shaped, the second radiating fin 6 is formed by fixedly connecting two opposite L-shaped plates, and the third radiating fin 11 is straight-sheet-shaped;

a plurality of equidistant air inlet holes 12 are formed in the circumferential outer wall of the sleeve 3, a filter cartridge 16 is sleeved in the sleeve 3, and a filter pad 13, a moisture absorption pad 14 and a purification pad 15 are fixedly installed in the filter cartridge 16 from top to bottom;

four corners of the bottom end of the box body 1 are obliquely and fixedly provided with support legs, and the box body 1 is made of heat insulating materials;

the heat transfer coefficient of the heat transfer column 10 is the same as that of the first heat radiation fin 2, the second heat radiation fin 6 and the third heat radiation fin 11.

The working principle is as follows: the negative pressure fan 9 works to take away and discharge clean air flow filtered by the filter cylinder 16, the filter pad 13, the moisture absorption pad 14 and the purification pad 15 in the electric cabinet 1 from top to bottom, the drainage fan 5 is arranged at two ends in the electric cabinet, and the heat transfer column 10, the first radiating fin 2, the second radiating fin 6 and the third radiating fin 11 are arranged on the back of the electric cabinet, so that the heat in the electric cabinet is conveniently transferred to the outside of the electric cabinet, the conduction of the heat in the electric cabinet is further enhanced by the work of the drainage fan 5, the first radiating fin 2 is in an L shape, the second radiating fin 6 is formed by fixedly connecting two opposite L-shaped plates, and the third radiating fin 11 is in a straight sheet shape, so that the heat conducted by the first radiating fin 2, the second radiating fin 6 and the third radiating fin 11 is conveniently and quickly diffused outwards;

adopt thermal insulation material to make through box 1, avoid the temperature of surrounding environment to influence the normal operating of electric cabinet, and 1 bottom four corners slope fixed mounting of box has the stabilizer blade, provides the exhaust space for negative-pressure air fan 9.

Example 2

Referring to fig. 4, a hidden electric cabinet heat abstractor, further, a plurality of equidistant guide slots 17 are seted up to two second fin 6 opposite face middle ends, and guide slot 17 downward sloping 15, and guide slot 17 length is greater than half of box 1 width.

The working principle is as follows: through 6 opposite face middle-ends of two second fin seted up a plurality of equidistant guide slots 17, and guide slot 17 downward sloping 15, guide slot 17 length is greater than the half of 1 width of box, carries out the water conservancy diversion to the thermal current that drainage fan 5 derived, makes things convenient for the thermal current to concentrate and derives, improves the radiating efficiency.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A hidden heat dissipation device for an electric cabinet comprises a cabinet body (1) and is characterized in that a base plate (7) is fixedly arranged at the lower end inside the cabinet body (1), an electric control device (4) is fixedly arranged in the middle of the top end of the base plate (7), a negative pressure fan (9) is embedded and arranged at the bottom end in the box body (1), a drainage fan (5) is fixedly arranged at the upper ends of the inner walls of the two sides of the box body (1), a sleeve (3) is fixedly arranged at the top end of the box body (1), a heat transfer column (10) is fixedly arranged at the other end of the electric control device (4), and the heat transfer column (10) penetrates through the box body (1) and extends to the outside of the box body (1), the heat transfer column is characterized in that a first radiating fin (2) is fixedly arranged at the upper end of the heat transfer column (10), second radiating fins (6) are fixedly arranged at two ends of the heat transfer column (10), and a third radiating fin (11) is fixedly arranged at the lower end of the heat transfer column (10).

2. The hidden heat dissipation device for the electric cabinet as claimed in claim 1, wherein the upper and lower ends of the base plate (7) are provided with a plurality of ventilation holes at equal intervals, and a flow collecting hopper (8) is fixedly installed at the bottom end of the base plate (7) and the inlet end of the negative pressure fan (9).

3. The hidden heat sink for electric cabinets of claim 1, wherein the first heat sink (2) is L-shaped, the second heat sink (6) is formed by two opposite L-shaped plates fixedly connected, and the third heat sink (11) is straight.

4. The hidden electric cabinet heat dissipation device as claimed in claim 1, wherein a plurality of equidistant air inlet holes (12) are formed in the outer circumferential wall of the sleeve (3), a filter cartridge (16) is sleeved inside the sleeve (3), and a filter pad (13), a moisture absorption pad (14) and a purification pad (15) are fixedly mounted inside the filter cartridge (16) from top to bottom in sequence.

5. The hidden heat dissipation device for the electric cabinet as claimed in claim 1, wherein four corners of the bottom end of the box body (1) are obliquely and fixedly provided with support legs, and the box body (1) is made of a heat insulating material.

6. The hidden heat sink for electric cabinet as claimed in claim 3, wherein the heat transfer coefficient of the heat transfer column (10) is the same as that of the first, second and third heat sinks (2, 6, 11).

7. The hidden heat sink for electric cabinets according to claim 1, wherein the middle ends of the opposite surfaces of the two second heat dissipating fins (6) are provided with a plurality of guide grooves (17) at equal intervals, the guide grooves (17) incline downwards by 15 degrees, and the length of the guide grooves (17) is greater than one half of the width of the cabinet (1).