CN212064565U - Air-cooled electric control cabinet - Google Patents
Air-cooled electric control cabinet Download PDFInfo
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- CN212064565U CN212064565U CN202020533198.0U CN202020533198U CN212064565U CN 212064565 U CN212064565 U CN 212064565U CN 202020533198 U CN202020533198 U CN 202020533198U CN 212064565 U CN212064565 U CN 212064565U
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Abstract
The application discloses an air-cooled electric control cabinet, which comprises a cabinet body, a sealing partition plate and a supporting plate, wherein the sealing partition plate divides the cabinet body into a first sealing cavity and a second sealing cavity, the second sealing cavity forms an outer air duct, and the top and the bottom of the second sealing cavity are provided with outer air duct vents; the supporting plate is arranged in the first sealing cavity, an inner air duct is formed in the area between the supporting plate and the sealing partition plate, and an inner air duct ventilation opening is formed in the bottom of the supporting plate; the supporting plate is provided with a control device, a first sensor group, a turbine fan and a radiator; the bottom of the cabinet body is also provided with a heater, and the outside of the cabinet body is provided with a second sensor group. This application has guaranteed the inside environmental suitability of forced air cooling electrical control cabinet through the setting of two wind channels, controlling means and the part of connecting, has avoided the internal electrical component of cabinet to be improper because of temperature or humidity, the problem of the short circuit even of the electrical component life-span that leads to.
Description
Technical Field
The application relates to the technical field of electrical equipment, in particular to an air-cooled electrical control cabinet.
Background
Many electrical equipment's switch board all sets up in the open air, especially under special environment such as many sand blown by the wind area, desert area, day and night difference in temperature are big, damp and hot area. Therefore, in order to protect the control circuit, the high-power electronic device, and the like in the control cabinet from outdoor rainwater and dust, the control cabinet is required to have good airtightness. However, the operation of the electrical components in the control cabinet can give off temperature, and the control cabinet needs to be cooled down in order to ensure that the control cabinet can work normally.
There are two main types of conventional electrical control cabinets: the open type control cabinet has the advantages of good ventilation effect, low manufacturing cost and easy sand and dust feeding and needs to be cleaned regularly or irregularly; and the semi-closed control cabinet is externally provided with an air filtering device, sand and dust are filtered, the filtered air is cooled through a cooling device, the cooled air is fed into the electrical control cabinet, and hot air in the electrical cabinet is exhausted by an exhaust fan. The cooling effect and the dustproof effect of the semi-closed control cabinet are better than those of an open type control cabinet, but the structure is complex and the manufacturing cost is high; meanwhile, in the desert environment, the filter screen can be replaced very frequently, and manpower is wasted greatly.
Therefore, the control cabinets of the two types have the problems of poor operation effect, high operation and maintenance cost, short service life and the like, and the reliability of the electric parts in the control cabinets is reduced due to the severe outdoor environment.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the problems described above, the present application provides an air-cooled electrical control cabinet.
The application provides an air-cooled electric control cabinet, which comprises a cabinet body, a sealing partition plate and a supporting plate, wherein the sealing partition plate divides the cabinet body into a first sealing cavity and a second sealing cavity,
the second sealing cavity is formed into an outer air duct, and the top and the bottom of the second sealing cavity are provided with outer air duct vents;
the supporting plate is arranged in the first sealing cavity, an inner air duct is formed in the area between the supporting plate and the sealing partition plate, and an inner air duct ventilation opening is formed in the bottom of the supporting plate; the supporting plate is provided with a control device, a first sensor group, a turbofan and a radiator, wherein the turbofan is arranged at the top of the inner air duct, and the radiator is positioned in the outer air duct;
the bottom of the cabinet body is also provided with a heater, and the outside of the cabinet body is provided with a second sensor group;
the control device is respectively connected with the first sensor group, the turbo fan, the radiator, the heater and the second sensor group.
Further, cabinet body top still is provided with sealed ventiduct, and sealed ventiduct communicates with the outer wind channel vent at second sealed chamber top.
Further, the first sensor group and the second sensor group each include at least one of:
temperature sensor, humidity transducer.
Further, the control device is a single chip microcomputer.
Further, the control device is also connected with an LED display screen, and the LED display screen is installed on the front panel of the cabinet body.
Further, a solar storage battery is further installed at the top of the cabinet body and supplies power to the air-cooled electrical control cabinet through a power line.
Further, at least one panel of the cabinet is coated with an insulating layer.
Further, the bottom of the cabinet body is provided with rollers.
Further, the cabinet body is of a double-layer structure.
Further, the bottom surface board of the cabinet body outwards extends and forms the mount table, can dismantle the joint support pole and can dismantle the protection umbrella of being connected with the bracing piece on the mount table.
This application has guaranteed the inside environmental suitability of forced air cooling electrical control cabinet through the setting of two wind channels, controlling means and the part of connecting, has avoided the internal electrical component of cabinet to be improper because of temperature or humidity, the problem of the short circuit even of the electrical component life-span that leads to.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments of the present application will be briefly described below.
Fig. 1 is a schematic structural diagram of an embodiment of an air-cooled electrical control cabinet according to embodiment 1 of the present application;
fig. 2 is a schematic structural diagram of an embodiment of an air-cooled electrical control cabinet according to embodiment 2 of the present application;
fig. 3 is a schematic structural diagram of an embodiment of an air-cooled electrical control cabinet according to embodiment 3 of the present application;
fig. 4 is a schematic structural diagram of an embodiment of an air-cooled electrical control cabinet according to embodiment 4 of the present application; and
fig. 5 is a schematic structural diagram of an embodiment of an air-cooled electrical control cabinet according to embodiment 5 of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
Example 1
The embodiment of the application provides an air-cooled electrical control cabinet, as shown in fig. 1, the air-cooled electrical control cabinet 100 includes a cabinet body 101, a sealing partition plate 102 and a support pallet 103, the sealing partition plate 102 divides the cabinet body 1 into a first sealing cavity 1 and a second sealing cavity,
the second sealed cavity is formed into an outer air duct 21, and the top and the bottom of the second sealed cavity are provided with outer air duct ventilation openings 3;
the supporting plate 103 is arranged in the first sealing cavity 1, an inner air duct 11 is formed in the area between the supporting plate 103 and the sealing partition plate 102, and the top and the bottom of the supporting plate 103 are both provided with inner air duct vents 4; the supporting plate 103 is provided with a control device, a first sensor group, a turbine fan 5 and a radiator 6, wherein the turbine fan 5 is arranged at the top of the inner air duct 11, and the radiator 6 is positioned on the outer air duct 21;
a heater (not shown in the figure) is further installed at the bottom of the cabinet body 1, and a second sensor group is installed outside the cabinet body;
the control device is respectively connected with the first sensor group, the turbofan 5, the radiator 6, the heater and the second sensor group.
When in use, the radiator can be a finned aluminum radiator.
In this embodiment, no matter be first sensor group, still the second sensor group all can set up to temperature sensor or humidity transducer, or set up temperature sensor and humidity transducer simultaneously to the realization detects the internal and external temperature difference of cabinet, so that controlling means controls the operation of turbofan, heater and radiator according to internal and external temperature sensor and humidity transducer.
Specifically, an NTC temperature sensor may be adopted, and the model may be selected according to the requirement, which is not exemplified here.
Specifically, a lithium chloride humidity sensor may be used, and the type may be selected according to the requirement, which is not exemplified here.
In the embodiment of the application, the control device can be respectively connected with the first sensor group, the turbofan 5, the radiator 6, the heater and the second sensor group through the data connecting lines, so that the control of the temperature and the humidity in the cabinet body and the control of the heat quantity according to the control device are guaranteed. In particular, the control device can also be in signal connection with the first sensor group or the second sensor group.
Specifically, the control device may be set as a single chip microcomputer.
It should be noted that, in practical application, the control device may be configured as a PLC controller, a CPU, or the like having a control function, which is not illustrated here.
During the application, generally install the air-cooled electrical control cabinet 100 that this application embodiment provided at to the shady face, avoid making cabinet body surface temperature too high because of the direct irradiation of sunshine, the cabinet body keeps encapsulated situation, and when the temperature that the temperature sensor who installs at cabinet body 1 outside tested was less than the temperature that the temperature sensor who installs at cabinet body inside tested, controlling means control turbofan starts, starts turbofan when outdoor temperature is less than the internal temperature of cabinet promptly, otherwise turbofan stop work. When the temperature in the cabinet is lower than 0 ℃ or the humidity is larger than a set threshold value (a numerical value of a threshold value in the control device), the control device controls the heater to start; when the temperature in the cabinet is higher than the set threshold value, the control device controls the turbofan 4 to start, otherwise, the control device stops. After the turbo fan is started, the internal air in the cabinet enters the internal air duct 11 upwards from the internal air duct ventilation opening 4 arranged at the bottom of the supporting plate, the heat is dissipated outwards through the external air duct by the external wall (namely the sealing partition plate 102) of the internal air duct 11 and the fin type aluminum radiator 6 embedded on the external wall, and the air in the internal air duct is cooled and then enters the cabinet downwards through the internal air duct ventilation opening 4 at the bottom, so that the purpose of radiating devices in the control cabinet is achieved by forming closed internal circulation self-cooling air flow through the reciprocating circulation. The external natural air enters the external air duct 21 from the external air duct ventilation opening 3 at the bottom of the external air duct, and the heat diffused to the external air duct by the fin type aluminum radiator 6 is taken away by the external air duct ventilation opening 3 at the top of the external air duct 21 through natural convection of the air.
When in use, an aluminum plate or a steel plate can be used as the material of the cabinet body.
Example 2
On the basis of embodiment 1, cabinet body top still is provided with sealed ventiduct, and sealed ventiduct one end communicates with the outer air duct vent 3 at second seal chamber top, and the other end setting is at cabinet body top. As shown in fig. 2, the air outlet 7 at the other end of the sealed channel is arranged at the other side of the top of the cabinet body.
In this embodiment, the external natural air enters the external air duct 21 from the external air duct vent 3 at the bottom of the external air duct, and the heat dissipated from the external air duct of the finned aluminum heat sink 10 to the external air duct is carried away by natural convection of the air through the external air duct vent 3 at the top of the external air duct 21 and the air outlet 7 at the other end of the sealed channel in fig. 2.
Example 3
On the basis of embodiment 2, as shown in fig. 3, a solar storage battery 8 may be additionally arranged at the top of the cabinet body, and the solar storage battery is connected to the power supply control system of the air-cooled electrical control cabinet through a power line, so as to achieve the purpose of supplying power to the air-cooled electrical controller provided by the embodiment of the present application.
Example 4
On the basis of embodiment 3, as shown in fig. 4, the bottom of the cabinet body can be provided with the rollers 9, and the movement of the air-cooled electrical control cabinet provided by the embodiment of the application is facilitated by the installation of the rollers.
In specific applications, the roller can be selected according to actual needs, for example, a damping roller is selected.
Example 5
On the basis of embodiment 4, as shown in fig. 5, the bottom panel of the cabinet body may be extended outward to form a mounting platform 10, on which the supporting rod 110 and the protective umbrella 12 detachably connected to the supporting rod are detachably connected.
During the application, prevent the forced air cooling electric control cabinet that this application embodiment provided by the protection umbrella by insolate or drench, play the effect of the forced air cooling electric control cabinet that this application embodiment provided of protection.
In all the above embodiments, an LED display screen connected to the control device may be additionally provided on the outer side of the front panel of the cabinet body. Therefore, the control device outputs the data detected by the first sensor group and the second sensor group respectively, so that a worker can check the data.
In all of the above embodiments, at least one panel of the cabinet may be coated with an insulating layer.
When the air-cooled electric control cabinet is applied, the air-cooled electric control cabinet provided by the embodiment of the application is generally arranged on the shady surface, so that a heat insulation layer does not need to be coated on the back panel of the cabinet body.
In all the above-mentioned embodiments, can set up the cabinet body into bilayer structure, every panel of the cabinet body all is double-deck steel sheet or aluminum plate promptly, improves thermal-insulated effect through bilayer structure's setting.
While the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. An air-cooled electric control cabinet is characterized by comprising a cabinet body, a sealing partition plate and a supporting plate, wherein the sealing partition plate divides the cabinet body into a first sealing cavity and a second sealing cavity,
the second sealing cavity is formed into an outer air duct, and the top and the bottom of the second sealing cavity are provided with outer air duct ventilation openings;
the supporting plate is arranged in the first sealing cavity, an inner air duct is formed in the area between the supporting plate and the sealing partition plate, and an inner air duct ventilation opening is formed in the bottom of the supporting plate; the supporting plate is provided with a control device, a first sensor group, a turbine fan and a radiator, wherein the turbine fan is arranged at the top of the inner air duct, and the radiator is positioned in the outer air duct;
the bottom of the cabinet body is also provided with a heater, and the outside of the cabinet body is provided with a second sensor group;
the control device is respectively connected with the first sensor group, the turbofan, the radiator, the heater and the second sensor group.
2. The air-cooled electric control cabinet according to claim 1, wherein a sealed air duct is further disposed on the top of the cabinet body, and the sealed air duct is communicated with an outer air duct ventilation opening on the top of the second sealed cavity.
3. The air-cooled electrical control cabinet of claim 1, wherein the control device is a single chip microcomputer.
4. The air-cooled electric control cabinet according to claim 1, wherein the control device is further connected with an LED display screen, and the LED display screen is mounted on the front panel of the cabinet body.
5. The air-cooled electrical control cabinet according to claim 1, wherein a solar battery is further installed at the top of the cabinet body, and the solar battery supplies power to the air-cooled electrical control cabinet through a power line.
6. The air-cooled electrical control cabinet of claim 1, wherein at least one panel of the cabinet is coated with a thermally insulating layer.
7. The air-cooled electrical control cabinet of claim 1, wherein rollers are mounted to the bottom of the cabinet body.
8. The air-cooled electrical control cabinet of claim 1, wherein the cabinet body is a double-layer structure.
9. The air-cooled electrical control cabinet of claim 1, wherein the bottom panel of the cabinet body extends outward to form a mounting platform, and the mounting platform is detachably connected with a support rod and a protective umbrella detachably connected with the support rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020533198.0U CN212064565U (en) | 2020-04-13 | 2020-04-13 | Air-cooled electric control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020533198.0U CN212064565U (en) | 2020-04-13 | 2020-04-13 | Air-cooled electric control cabinet |
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| Publication Number | Publication Date |
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| CN212064565U true CN212064565U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020533198.0U Active CN212064565U (en) | 2020-04-13 | 2020-04-13 | Air-cooled electric control cabinet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112243339A (en) * | 2020-12-04 | 2021-01-19 | 北京理工大学深圳汽车研究院(电动车辆国家工程实验室深圳研究院) | Double-circulation heat dissipation system |
| WO2023185576A1 (en) * | 2022-03-28 | 2023-10-05 | 远景能源有限公司 | Electrical cabinet |
-
2020
- 2020-04-13 CN CN202020533198.0U patent/CN212064565U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112243339A (en) * | 2020-12-04 | 2021-01-19 | 北京理工大学深圳汽车研究院(电动车辆国家工程实验室深圳研究院) | Double-circulation heat dissipation system |
| WO2023185576A1 (en) * | 2022-03-28 | 2023-10-05 | 远景能源有限公司 | Electrical cabinet |
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