CN211958318U - Ventilation and heat dissipation structure of power distribution cabinet - Google Patents
Ventilation and heat dissipation structure of power distribution cabinet Download PDFInfo
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- CN211958318U CN211958318U CN202020654036.2U CN202020654036U CN211958318U CN 211958318 U CN211958318 U CN 211958318U CN 202020654036 U CN202020654036 U CN 202020654036U CN 211958318 U CN211958318 U CN 211958318U
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- rear cabinet
- ventilation
- air supply
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Abstract
The utility model discloses a ventilation and heat dissipation structure of a power distribution cabinet, which comprises a cabinet body, wherein the cabinet body comprises a rear cabinet body which is of a rectangular box structure integrally and the front side of which is arranged in an open manner, a mounting plate is fixed at the bottom of the inner side of the rear cabinet body, and the outer side surface of the mounting plate forms a mounting surface and is used for mounting a fixed electric device; a cabinet door is hinged on the front side of the rear cabinet body in a manner of opening and closing; the rear cabinet body is also provided with a heat dissipation port which is communicated with the inner cavity of the rear cabinet body; the device also comprises an air supply device, a controller and a temperature detection probe; the air outlet end of the air supply device is communicated with the inner cavity of the rear cabinet body, the temperature detection probe is arranged in the rear cabinet body and used for detecting the temperature of the inner part of the rear cabinet body, the signal output end of the temperature detection probe is connected with the signal input end of the controller, and the electric control end of the air supply device is connected with the signal output end of the controller. The utility model has the characteristics of more timely that can be better carry out ventilation cooling to the switch board, use safer.
Description
Technical Field
The utility model belongs to the technical field of the switch board, concretely relates to switch board ventilation cooling structure.
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.
In the working process of the power distribution cabinet, because the electric devices are connected with each other, the current is transmitted to each other, and the conducting wire and each electric device can generate heat; current switch board can be provided with the thermovent, and the thermovent sets up in cabinet body bottom usually, and such heat radiation structure makes the difficult timely flow of the inside heat of switch board disperse to the outside, and whole radiating effect is poor, and the inside air current of switch board flows poorly. And current switch board can not be timely detect and ventilation cooling its inside temperature, cause the switch board during operation safety inadequately.
Therefore, how to provide a simple structure, can be better more timely carry out ventilation and heat dissipation to the switch board, use safer switch board ventilation and heat dissipation structure, become the technical problem that technical personnel in the field remain to be solved.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a simple structure, can be better more timely carry out ventilation cooling to the switch board, use safer switch board ventilation cooling structure.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a ventilation and heat dissipation structure of a power distribution cabinet comprises a cabinet body, wherein the cabinet body comprises a rear cabinet body which is of a rectangular box structure integrally and is provided with an opening at the front side, a mounting plate is fixed at the bottom of the inner side of the rear cabinet body, and a mounting surface is formed on the outer side surface of the mounting plate and used for mounting a fixed electric device; a cabinet door is hinged on the front side of the rear cabinet body in a manner of opening and closing; the rear cabinet body is also provided with a heat dissipation port which is communicated with the inner cavity of the rear cabinet body; the device is characterized by also comprising a temperature adjusting part structure, wherein the temperature adjusting part structure comprises an air supply device, a controller and a temperature detection probe; the air outlet end of the air supply device is communicated with the inner cavity of the rear cabinet body, the temperature detection probe is arranged in the rear cabinet body and used for detecting the temperature of the inner part of the rear cabinet body, the signal output end of the temperature detection probe is connected with the signal input end of the controller, and the electric control end of the air supply device is connected with the signal output end of the controller.
Like this, foretell switch board ventilation cooling structure is at the during operation, temperature detect probe can detect the internal temperature of cabinet, temperature detect probe detects the internal temperature signal of cabinet and sends for the controller, if the temperature that temperature detect probe detected is higher than preset temperature (for example 60 degrees or 70 degrees), controller send signal gives air supply unit, air supply unit produces wind-force, and to the internal portion ventilation of cabinet, then make the internal portion of cabinet produce the air flow, and take away the heat of the internal portion of cabinet, make the heat flow from the thermovent better, thereby better to the internal portion cooling of cabinet. The ventilation and heat dissipation structure of the power distribution cabinet can detect the temperature inside the cabinet body, so that the power distribution cabinet can be ventilated and heat dissipated more timely, and the use safety is improved.
As optimization, the whole cabinet door is of a flat box body structure, an air distribution chamber is formed inside the cabinet door, and a plurality of air distribution holes are uniformly formed in the surface of one side, opposite to the rear cabinet body, of the cabinet door; and the air outlet end of the air supply device is communicated with the air distribution chamber.
Like this, through designing into flat box body structure with the cabinet door, make cabinet door inner chamber form the air distribution chamber again, on the cabinet door with the relative side surface of back cabinet body on again evenly be equipped with a plurality of air distribution holes for the wind energy that the air feed unit provided can be more even and cover the internal all electrical parts of back cabinet better, can be better to the internal portion of cabinet ventilate heat dissipation, improve ventilation cooling effect.
Preferably, the heat dissipation opening is formed in the upper end of the rear side surface of the rear cabinet body.
Therefore, the heat dissipation port is arranged at the upper end of the rear side surface of the rear cabinet body, and the hot air flow is in an upward trend integrally, so that the hot air flow can better flow out of the cabinet body, and the ventilation and heat dissipation effects are improved.
As optimization, the air outlet end of the air distribution hole is arranged obliquely upwards, and the inclination angle is 0-30 degrees.
Therefore, the air outlet end of the air distribution hole is arranged obliquely upwards, and the inclination angle is 0-30 degrees, so that hot air can better move upwards and flow out of the heat dissipation opening.
As optimization, the air supply device comprises a fan, and the upper end position of the mounting plate is provided with a fan mounting position and is provided with the fan.
Therefore, the structure is simpler and more compact, and the carrying and transferring are more convenient. Furthermore, the air suction end of the fan is connected with the outside, and an air inlet pipeline can be adopted to extend to the outside of the cabinet body to be connected with the outside. Thus, hot air circulation is avoided, and the heat dissipation effect can be improved.
And as optimization, the air outlet end of the fan is connected with an air distribution chamber arranged on the cabinet door through an air supply hose.
Thus, the structure is simpler, and the use is more convenient. Furthermore, an air inlet hole can be formed in the inner side surface of the cabinet door, and the air supply hose is connected with the air inlet hole.
As optimization, the controller is arranged inside the rear cabinet body and is fixed at the upper end of the mounting plate.
Thus, the installation setting is more reasonable.
As optimization, two horizontal connecting strips are vertically arranged on the bottom surface of the inner side of the rear cabinet body at intervals, and the upper end and the lower end of the mounting plate are respectively lapped and arranged on the connecting strips.
Thus, the installation of the installation plate is more convenient, and the internal heat dissipation is more facilitated.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the left-side view direction in the embodiment of the present invention.
Fig. 3 is a schematic diagram of electrical connection according to an embodiment of the present invention.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
referring to fig. 1 to 3: a ventilation and heat dissipation structure of a power distribution cabinet comprises a cabinet body 1, wherein the cabinet body comprises a rear cabinet body 2 which is integrally in a rectangular box body structure and is provided with an opening at the front side, a mounting plate 3 is fixed at the bottom of the inner side of the rear cabinet body, and a mounting surface is formed on the outer side surface of the mounting plate and used for mounting a fixed electric device; a cabinet door 4 is hinged on the front side of the rear cabinet body in a manner of opening and closing; the rear cabinet body is also provided with a heat dissipation port 5 which is communicated with the inner cavity of the rear cabinet body; the temperature control device also comprises a temperature control part structure, wherein the temperature control part structure comprises an air supply device 6, a controller 7 and a temperature detection probe 8; the air outlet end of the air supply device is communicated with the inner cavity of the rear cabinet body, the temperature detection probe is arranged in the rear cabinet body and used for detecting the temperature of the inner part of the rear cabinet body, the signal output end of the temperature detection probe is connected with the signal input end of the controller, and the electric control end of the air supply device is connected with the signal output end of the controller.
Like this, foretell switch board ventilation cooling structure is at the during operation, temperature detect probe can detect the internal temperature of cabinet, temperature detect probe detects the internal temperature signal of cabinet and sends for the controller, if the temperature that temperature detect probe detected is higher than preset temperature (for example 60 degrees or 70 degrees), controller send signal gives air supply unit, air supply unit produces wind-force, and to the internal portion ventilation of cabinet, then make the internal portion of cabinet produce the air flow, and take away the heat of the internal portion of cabinet, make the heat flow from the thermovent better, thereby better to the internal portion cooling of cabinet. The ventilation and heat dissipation structure of the power distribution cabinet can detect the temperature inside the cabinet body, so that the power distribution cabinet can be ventilated and heat dissipated more timely, and the use safety is improved. During specific implementation, the temperature detection probes are provided with 4 and are fixedly arranged at four corner positions of the mounting plate in a one-to-one correspondence manner, so that the temperature can be better detected, and the reliability is improved.
In the embodiment, the cabinet door 4 is a flat box structure, an air distribution chamber is formed in the cabinet door, and a plurality of air distribution holes 9 are uniformly formed in the surface of one side of the cabinet door opposite to the rear cabinet body; and the air outlet end of the air supply device is communicated with the air distribution chamber.
Like this, through designing into flat box body structure with the cabinet door, make cabinet door inner chamber form the air distribution chamber again, on the cabinet door with the relative side surface of back cabinet body on again evenly be equipped with a plurality of air distribution holes for the wind energy that the air feed unit provided can be more even and cover the internal all electrical parts of back cabinet better, can be better to the internal portion of cabinet ventilate heat dissipation, improve ventilation cooling effect.
In this embodiment, the heat dissipation opening 5 is disposed at an upper end of a rear surface of the rear cabinet.
Therefore, the heat dissipation port is arranged at the upper end of the rear side surface of the rear cabinet body, and the hot air flow is in an upward trend integrally, so that the hot air flow can better flow out of the cabinet body, and the ventilation and heat dissipation effects are improved.
In this embodiment, the air outlet end of the air distribution hole 9 is disposed obliquely upward, and the angle of inclination is 0 to 30 degrees.
Therefore, the air outlet end of the air distribution hole is arranged obliquely upwards, and the inclination angle is 0-30 degrees, so that hot air can better move upwards and flow out of the heat dissipation opening.
In this embodiment, the air supply device 6 includes a fan 12, and the upper end of the mounting plate is provided with a fan mounting position and is provided with the fan.
Therefore, the structure is simpler and more compact, and the carrying and transferring are more convenient. Specifically, the air suction end of the fan is connected with the outside, and an air inlet pipeline can be adopted to extend to the outside of the cabinet body to be connected with the outside. Thus, hot air circulation is avoided, and the heat dissipation effect can be improved.
In this embodiment, the air outlet end of the blower is connected to an air distribution chamber of the cabinet door through an air supply hose 10.
Thus, the structure is simpler, and the use is more convenient. Specifically, an air inlet hole can be formed in the surface of the inner side of the cabinet door, and the air supply hose is connected with the air inlet hole.
In this embodiment, the controller is disposed inside the rear cabinet, and the controller is fixed to the upper end of the mounting plate 3.
Thus, the installation setting is more reasonable.
In this embodiment, the bottom surface of the inner side of the rear cabinet body is vertically provided with two horizontal connecting strips 11 at intervals, and the upper end and the lower end of the mounting plate are respectively lapped and arranged on the connecting strips.
Thus, the installation of the installation plate is more convenient, and the internal heat dissipation is more facilitated.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (6)
1. A ventilation and heat dissipation structure of a power distribution cabinet comprises a cabinet body, wherein the cabinet body comprises a rear cabinet body which is of a rectangular box structure integrally and is provided with an opening at the front side, a mounting plate is fixed at the bottom of the inner side of the rear cabinet body, and a mounting surface is formed on the outer side surface of the mounting plate and used for mounting a fixed electric device; a cabinet door is hinged on the front side of the rear cabinet body in a manner of opening and closing; the rear cabinet body is also provided with a heat dissipation port which is communicated with the inner cavity of the rear cabinet body; the temperature control device is characterized by further comprising a temperature control part structure, wherein the temperature control part structure comprises an air supply device, a controller and a temperature detection probe; the air outlet end of the air supply device is communicated with the inner cavity of the rear cabinet body, the temperature detection probe is arranged in the rear cabinet body and is used for detecting the temperature in the rear cabinet body, the signal output end of the temperature detection probe is connected with the signal input end of the controller, and the electric control end of the air supply device is connected with the signal output end of the controller;
the cabinet door is of a flat box body structure as a whole, an air distribution chamber is formed in the cabinet door, and a plurality of air distribution holes are uniformly formed in the surface of one side of the cabinet door, which is opposite to the rear cabinet body; and the air outlet end of the air supply device is communicated with the air distribution chamber.
2. The ventilation and heat dissipation structure of claim 1, wherein: the heat dissipation opening is arranged at the upper end of the rear side surface of the rear cabinet body.
3. The ventilation and heat dissipation structure of claim 1, wherein: the air supply device comprises a fan, and the upper end position of the mounting plate is provided with a fan mounting position and is provided with the fan.
4. The ventilation and heat dissipation structure of claim 3, wherein: the air outlet end of the fan is connected with an air distribution chamber arranged on the cabinet door through an air supply hose.
5. The ventilation and heat dissipation structure of claim 3, wherein: the controller sets up inside the cabinet body in back, and the upper end at the mounting panel is fixed to the controller.
6. The ventilation and heat dissipation structure of claim 1, wherein: two horizontal connecting strips are vertically arranged on the inner bottom surface of the rear cabinet body at intervals, and the upper end and the lower end of the mounting plate are respectively lapped and arranged on the connecting strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020654036.2U CN211958318U (en) | 2020-04-26 | 2020-04-26 | Ventilation and heat dissipation structure of power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020654036.2U CN211958318U (en) | 2020-04-26 | 2020-04-26 | Ventilation and heat dissipation structure of power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211958318U true CN211958318U (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020654036.2U Active CN211958318U (en) | 2020-04-26 | 2020-04-26 | Ventilation and heat dissipation structure of power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211958318U (en) |
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2020
- 2020-04-26 CN CN202020654036.2U patent/CN211958318U/en active Active
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