CN223023888U - A power distribution cabinet with good heat dissipation performance - Google Patents
A power distribution cabinet with good heat dissipation performance Download PDFInfo
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- CN223023888U CN223023888U CN202421713191.1U CN202421713191U CN223023888U CN 223023888 U CN223023888 U CN 223023888U CN 202421713191 U CN202421713191 U CN 202421713191U CN 223023888 U CN223023888 U CN 223023888U
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- power distribution
- heat dissipation
- distribution cabinet
- frame
- heat
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Abstract
The utility model provides a power distribution cabinet with good heat dissipation performance, which comprises a power distribution cabinet and a cabinet door, wherein the front surface of the power distribution cabinet is movably connected with the cabinet door, air inlets are formed in the two sides and the back surface of the power distribution cabinet, a fan is installed at the top of the power distribution cabinet, the air outlet end of the fan faces upwards, a heat conduction patch is fixedly connected to the inner side of a back plate of the power distribution cabinet, a heat conduction frame is fixedly connected to the back of the heat conduction patch, and the heat dissipation frame is fixedly connected to the back plate of the power distribution cabinet. The power distribution cabinet has the advantages that the heat dissipation performance is good, heat generated at the busbar and the disconnecting link in the power distribution cabinet can be quickly conducted away to conduct external heat dissipation, the heat is not easy to store in the power distribution cabinet, the heat dissipation speed is improved, overheating is avoided, and the normal operation of equipment is ensured. The stability and the safety of the power system can be effectively improved. Through timely heat dissipation, the accelerated aging of components and parts due to overheating can be avoided, and therefore the service life of the power distribution cabinet is prolonged.
Description
Technical Field
The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet with good heat dissipation performance.
Background
A power distribution cabinet is a device for power distribution and control, which is generally composed of a plurality of circuit elements and protection devices for distributing electric power to individual consumers and ensuring safe, stable and reliable operation of a power system.
The structure of the power distribution cabinet generally comprises a cabinet body, circuit elements, a protection device, a control device and the like. The cabinet body is a main structure of the power distribution cabinet and is usually made of metal materials, and has good conductivity and corrosion resistance. The circuit elements include circuit breakers, contactors, relays, etc. for controlling the on-off and distribution of power. Protection devices include overcurrent protectors, overvoltage protectors, earth leakage protectors, and the like, for protecting circuits and equipment from damage. The control means comprise buttons, indicator lights, meters, etc. for monitoring and controlling the operating state of the power system.
In the prior art, the back of the inner side of the power distribution cabinet generates larger heat, is positioned inside the power distribution cabinet, can not realize rapid heat dissipation only by means of ventilation and heat dissipation of an internal fan, and is easy to store heat, and the reason is that the busbar and the knife switch are arranged in a narrow space of the power distribution cabinet, and the busbar is often an insulating heat-shrinkable sleeve for increasing insulation. If the busbar copper is not closed or the connection point is not fastened, the contact resistance is increased, so that a large amount of heat is generated, and if heat is not dissipated in time, the ageing of the internal elements of the power distribution cabinet can be accelerated, and the service life of the internal elements is shortened.
Disclosure of utility model
The object of the present utility model is to solve at least one of the technical drawbacks.
Therefore, an object of the present utility model is to provide a power distribution cabinet with good heat dissipation performance, so as to solve the problems mentioned in the background art and overcome the defects existing in the prior art.
In order to achieve the above purpose, an embodiment of an aspect of the present utility model provides a power distribution cabinet with good heat dissipation performance, which comprises a power distribution cabinet and a cabinet door, wherein the front side of the power distribution cabinet is movably connected with the cabinet door, both sides and the back side of the power distribution cabinet are provided with air inlets, a fan is mounted at the top of the power distribution cabinet, and the air outlet end of the fan faces upwards;
The back of the heat conduction patch is fixedly connected with a heat conduction frame, the heat conduction frame is fixedly connected with the back plate of the power distribution cabinet, and the back of the heat conduction frame is fixedly connected with a heat dissipation frame;
The heat dissipation frame is transversely provided with a plurality of heat dissipation holes, and the heat dissipation holes are arranged on the heat dissipation frame in a honeycomb shape;
the back fixedly connected with support of switch board, the tip fixedly connected with auxiliary fan of support, the air-out end of auxiliary fan up, the air-out end of auxiliary fan is towards the heat dissipation frame.
By any of the above schemes, preferably, the power distribution cabinet is formed by riveting a plurality of sheet metal plates, and the number of the fans is at least two.
By adopting the technical scheme, the power distribution cabinet has the core structure of a heat conduction patch, a heat conduction frame, a heat dissipation frame, heat dissipation holes, a bracket and an auxiliary fan. The power distribution cabinet has the core advantages that the heat dissipation performance is good, heat generated by the busbar and the disconnecting link in the power distribution cabinet can be quickly conducted away to conduct external heat dissipation, the heat is not easy to store in the power distribution cabinet, the heat dissipation speed is improved, overheating is avoided, and the normal operation of equipment is ensured. The stability and the safety of the power system can be effectively improved. Through timely heat dissipation, the accelerated aging of components and parts due to overheating can be avoided, and therefore the service life of the power distribution cabinet is prolonged.
The heat conduction patch, the heat conduction frame and the heat dissipation frame structure with high heat conductivity and high insulation are designed, the heat conduction patch is attached to the busbar and the disconnecting link of the power distribution cabinet, heat at the place can be transferred to the heat conduction frame and the heat dissipation frame, a large number of honeycomb-shaped heat dissipation hole structures are designed, the inner wall of each heat dissipation hole is a heat dissipation surface, the heat dissipation area is greatly improved, meanwhile, two auxiliary fans are designed to directly blow below the heat dissipation frame, air flows through the heat dissipation holes rapidly, rapid heat dissipation can be carried out on the heat dissipation frame, and accordingly rapid heat dissipation is carried out on heat generated at the busbar and the disconnecting link of the power distribution cabinet.
By the above-mentioned scheme preferred, the heat conduction paster is the aluminium oxide ceramic material, the heat conduction paster is attached the inside busbar and the switch department of switch board.
By adopting the technical scheme, the heat conducting patch, the heat conducting frame and the heat radiating frame are all made of insulating and high-heat-conducting alumina ceramic materials.
By any of the above schemes, preferably, the heat conducting frame and the heat dissipating frame are made of alumina ceramic, and the vertical section of the heat conducting frame is trapezoidal.
In any of the above embodiments, it is preferable that the heat dissipation holes penetrate the heat dissipation frame up and down, and the heat dissipation holes have a hexagonal shape.
By any of the above schemes, preferably, the end of the bracket is connected with the power distribution cabinet through screws, and the auxiliary fan is located under the heat dissipation frame.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
The power distribution cabinet with good heat dissipation performance is characterized in that the heat conduction patch, the heat conduction frame, the heat dissipation holes, the support and the auxiliary fans are matched, the heat conduction patch, the heat conduction frame and the heat dissipation frame structure with high heat conductivity and high insulation are designed, the heat conduction patch is attached to the busbar and the disconnecting link in the power distribution cabinet, the heat at the place can be transferred to the heat conduction frame and the heat dissipation frame, a large number of honeycomb heat dissipation hole structures are designed, the inner walls of the heat dissipation holes are heat dissipation surfaces, the heat dissipation area is greatly improved, meanwhile, the two auxiliary fans are designed to directly blow below the heat dissipation frame, air flows through the heat dissipation holes rapidly, the air flow velocity of the inner walls of the heat dissipation holes is high, the heat dissipation frame can be rapidly dissipated, and therefore heat generated at the busbar and the disconnecting link in the power distribution cabinet can be rapidly dissipated;
This switch board heat dispersion is good, can lead away the heat that the switch board inside is female to be arranged and switch department produced fast and carry out outer heat dissipation, and inside is difficult for preserving heat, improves its radiating rate, avoids overheated, guarantees equipment normal operating. The stability and the safety of the power system can be effectively improved. Through timely heat dissipation, the accelerated aging of components and parts due to overheating can be avoided, and therefore the service life of the power distribution cabinet is prolonged.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of a first view of the present utility model;
FIG. 2 is a schematic diagram of a second view of the present utility model;
FIG. 3 is a schematic view of a third view of the present utility model;
fig. 4 is a schematic structural diagram of a fourth view of the present utility model.
In the figure, the power distribution cabinet is 1-, the cabinet door is 2-, the air inlet is 3-, the fan is 4-, the heat conduction patch is 5-, the heat conduction frame is 6-, the heat dissipation frame is 7-, the heat dissipation holes are 8-, the bracket is 9-and the fan is 10-.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1-4, the power distribution cabinet with good heat dissipation performance comprises a power distribution cabinet 1 and a cabinet door 2, wherein the front side of the power distribution cabinet 1 is movably connected with the cabinet door 2, air inlets 3 are formed in two sides and the back side of the power distribution cabinet 1, a fan 4 is arranged at the top of the power distribution cabinet 1, and the air outlet end of the fan 4 faces upwards;
The back of the heat conduction patch 5 is fixedly connected with a heat conduction frame 6, the heat conduction frame 6 is fixedly connected with the back plate of the power distribution cabinet 1, and the back of the heat conduction frame 6 is fixedly connected with a heat dissipation frame 7;
The heat dissipation frame 7 is transversely arranged, a plurality of heat dissipation holes 8 are formed in the heat dissipation frame 7, and the heat dissipation holes 8 are arranged on the heat dissipation frame 7 in a honeycomb shape;
The back fixedly connected with support 9 of switch board 1, the tip fixedly connected with auxiliary fan 10 of support 9, the air-out end of auxiliary fan 10 up, the air-out end of auxiliary fan 10 is towards heat dissipation frame 7.
In the embodiment 1, the power distribution cabinet 1 is formed by riveting a plurality of sheet metal plates, and the number of fans 4 is at least two. The heat conduction patch 5 is made of alumina ceramic, and the heat conduction patch 5 is attached to the busbar and the knife switch inside the power distribution cabinet 1. These elements are placed in a small space of the switchgear cabinet and the busbar often uses insulating heat shrink tubing to increase insulation. If the busbar copper is not closed or the connection point is not fastened, contact resistance is increased, and a large amount of heat is generated. The heat conducting patch 5, the heat conducting frame 6 and the heat radiating frame 7 are all made of insulating and high-heat-conducting alumina ceramic materials. The problem of electric leakage caused by adding the mechanism can be avoided.
In embodiment 2, the heat conducting frame 6 and the heat radiating frame 7 are made of alumina ceramic, and the vertical section of the heat conducting frame 6 is trapezoidal. The heat dissipation holes 8 vertically penetrate through the heat dissipation frame 7, and the heat dissipation holes 8 are hexagonal. The end of the bracket 9 is connected with the power distribution cabinet 1 through screws, and the auxiliary fan 10 is positioned right below the heat dissipation frame 7.
The working principle of the utility model is as follows:
s1, a power distribution cabinet 1 is formed by riveting a plurality of sheet metal plates;
S2, a primary heat dissipation and ventilation means is that a fan 4 is started, air enters the power distribution cabinet 1 through a plurality of air inlets 3 and is output through the fan 4, and primary ventilation in the power distribution cabinet 1 is achieved;
S3, the heat conduction patch 5 is attached to the busbar and the disconnecting link of the power distribution cabinet 1, heat at the place can be transferred to the heat conduction frame 6 and the heat dissipation frame 7, a large number of honeycomb-shaped heat dissipation holes 8 are designed, the inner walls of the heat dissipation holes 8 are heat dissipation surfaces, the heat dissipation area is greatly increased, meanwhile, two auxiliary fans 10 are designed to blow directly below the heat dissipation frame 7, air flows through the heat dissipation holes 8 rapidly, the air flow velocity of the inner walls of the heat dissipation holes 8 is high, the heat dissipation can be carried out on the heat dissipation frame 7 rapidly, and accordingly heat generated at the busbar and the disconnecting link of the power distribution cabinet 1 can be dissipated rapidly.
Compared with the prior art, the utility model has the following beneficial effects compared with the prior art:
the power distribution cabinet with good heat dissipation performance is characterized in that the heat conduction patch 5, the heat conduction frame 6, the heat dissipation frame 7, the heat dissipation holes 8, the support 9 and the auxiliary fans 10 are matched, the structures of the heat conduction patch 5, the heat conduction frame 6 and the heat dissipation frame 7 with high heat conductivity and high insulation are designed, the heat conduction patch 5 is attached to the busbar and the disconnecting link in the power distribution cabinet 1, the heat in the place can be transferred to the heat conduction frame 6 and the heat dissipation frame 7, a large number of honeycomb-shaped heat dissipation hole 8 structures are designed, the inner walls of the heat dissipation holes 8 are heat dissipation surfaces, the heat dissipation area is greatly improved, meanwhile, the two auxiliary fans 10 are designed to blow directly below the heat dissipation frame 7, air flows through the heat dissipation holes 8 rapidly, the air flow velocity of the inner walls of the heat dissipation holes 8 is rapid, and the heat dissipation frame 7 can be rapidly dissipated, so that the heat generated in the busbar and the disconnecting link in the power distribution cabinet 1 can be rapidly dissipated;
This switch board 1 heat dispersion is good, can lead away the heat that the switch board 1 inside female row and switch department produced fast and carry out outer heat dissipation, and inside is difficult for preserving heat, improves its radiating rate, avoids overheated, guarantees equipment normal operating. The stability and the safety of the power system can be effectively improved. Through timely heat dissipation, the accelerated aging of components and parts due to overheating can be avoided, and therefore the service life of the power distribution cabinet 1 is prolonged.
Claims (6)
1. The power distribution cabinet with the good heat dissipation performance is characterized by comprising a power distribution cabinet (1) and a cabinet door (2), wherein the front face of the power distribution cabinet (1) is movably connected with the cabinet door (2), air inlets (3) are formed in the two sides and the back face of the power distribution cabinet (1), a fan (4) is arranged at the top of the power distribution cabinet (1), and the air outlet end of the fan (4) faces upwards;
The heat conducting patch (5) is fixedly connected to the inner side of the backboard of the power distribution cabinet (1), the back of the heat conducting patch (5) is fixedly connected with the heat conducting frame (6), the heat conducting frame (6) is fixedly connected with the backboard of the power distribution cabinet (1), and the back of the heat conducting frame (6) is fixedly connected with the heat radiating frame (7);
the heat dissipation frame (7) is transversely arranged, a plurality of heat dissipation holes (8) are formed in the heat dissipation frame (7), and the heat dissipation holes (8) are arranged on the heat dissipation frame (7) in a honeycomb shape;
The back fixedly connected with support (9) of switch board (1), the tip fixedly connected with auxiliary fan (10) of support (9), the air-out end of auxiliary fan (10) is up, the air-out end of auxiliary fan (10) is towards heat dissipation frame (7).
2. The power distribution cabinet with good heat dissipation performance as set forth in claim 1, wherein the power distribution cabinet (1) is formed by riveting a plurality of sheet metal plates, and the number of the fans (4) is at least two.
3. The power distribution cabinet with good heat dissipation performance as set forth in claim 2, wherein the heat conducting patch (5) is made of alumina ceramic, and the heat conducting patch (5) is attached to a busbar and a knife switch inside the power distribution cabinet (1).
4. The power distribution cabinet with good heat dissipation performance as set forth in claim 3, wherein the heat conducting frame (6) and the heat dissipation frame (7) are made of alumina ceramic, and the heat conducting frame (6) has a trapezoid vertical section.
5. The power distribution cabinet with good heat dissipation performance as set forth in claim 4, wherein the heat dissipation holes (8) penetrate through the heat dissipation frame (7) up and down, and the heat dissipation holes (8) are hexagonal.
6. A power distribution cabinet with good heat dissipation performance as set forth in claim 5, wherein the end of the bracket (9) is connected with the power distribution cabinet (1) through screws, and the auxiliary fan (10) is located under the heat dissipation frame (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421713191.1U CN223023888U (en) | 2024-07-19 | 2024-07-19 | A power distribution cabinet with good heat dissipation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421713191.1U CN223023888U (en) | 2024-07-19 | 2024-07-19 | A power distribution cabinet with good heat dissipation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223023888U true CN223023888U (en) | 2025-06-24 |
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ID=96088135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421713191.1U Active CN223023888U (en) | 2024-07-19 | 2024-07-19 | A power distribution cabinet with good heat dissipation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223023888U (en) |
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2024
- 2024-07-19 CN CN202421713191.1U patent/CN223023888U/en active Active
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