CN218940396U - Electric heating dehumidifying power distribution cabinet - Google Patents
Electric heating dehumidifying power distribution cabinet Download PDFInfo
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- CN218940396U CN218940396U CN202223096538.6U CN202223096538U CN218940396U CN 218940396 U CN218940396 U CN 218940396U CN 202223096538 U CN202223096538 U CN 202223096538U CN 218940396 U CN218940396 U CN 218940396U
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- electric heater
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The utility model relates to an electrical heating dehumidification switch board realizes carrying out electrical heating dehumidification to the switch board through air exhauster, electric heater, detection subassembly and controller, compares in prior art, detects the inside humiture of switch board through detection subassembly, and air exhauster and electric heater work is controlled to the rethread controller, the effectual invalid work that reduces air exhauster and electric heater, saves electric resource; the hot air generated by the electric heater is conveyed to the bottom of the cabinet body through the pipeline to be released, so that the moist air at the bottom is heated and driven to move upwards to be discharged out of the cabinet body, the overall heating efficiency is high, and meanwhile, the independent work of the exhaust fan can effectively improve the air flow in the cabinet body and prevent the temperature of the air flow from being too high.
Description
Technical Field
The utility model relates to an electric heating dehumidifying power distribution cabinet, and belongs to the field of control cabinets.
Background
The power distribution cabinet transfer power distribution cabinet, the illumination power distribution cabinet and the metering cabinet are final-stage equipment of a power distribution system, and the power distribution cabinet is a generic name of a motor control center. The long-term placement of switch board is outdoor, can make the inside of switch board moist in some rainy weather to influence the inside electrical apparatus of switch board impaired, consequently need heat the inside of switch board in order to dehumidify, like chinese patent CN202120970808.8 discloses a novel air electrical heating switch board, it is provided with driving motor, lead screw and movable block at cabinet body top, through driving motor's drive effect, can remove the movable block, cooperation electric heater's effect can carry out quick even heating to the inside of switch board. However, although the heating mode is uniform, hot air is arranged at the upper layer in the cabinet body, humid air is accumulated at the lower layer, heat exchange is needed between the hot air and cold air, the overall heating efficiency is low, and under the high-temperature condition, the motor and the electric heater do idle work frequently, and under the long-time working condition, the hidden danger of causing fire disaster caused by overhigh temperature in the power distribution cabinet exists; meanwhile, in a season environment with much rainwater, the long-term rainwater erosion can damage the service life of the electric heater.
Disclosure of Invention
The utility model aims to provide an electric heating dehumidifying power distribution cabinet which is high in overall heating efficiency and avoids invalid heating.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an electric heating and dehumidifying power distribution cabinet,
a shock absorbing assembly;
the cabinet body is fixed on the damping component, and a cavity is formed in the cabinet body;
the exhaust fan is arranged on the outer side wall of the cabinet body and is arranged close to the top of the cabinet body, and the exhaust fan is communicated with the cavity through a vent hole;
the ventilation assembly is arranged on the outer side wall of the cabinet body and is arranged close to the top of the cabinet body, and the ventilation assembly and the exhaust fan are arranged on two sides of the cabinet body relatively; and
the heating assembly comprises an electric heater arranged at the top of the cabinet body and an air guide pipe arranged in the cavity, and the electric heater is communicated with the air guide pipe; the air guide pipe comprises a first pipe body extending along the height direction of the cabinet body and a second pipe body arranged at the bottom of the cabinet body, and an exhaust hole is formed in the air guide pipe.
Further, the power distribution cabinet further comprises a controller and a detection assembly, wherein the controller is arranged in the cavity, and the exhaust fan, the motor heater and the detection assembly are electrically connected with the controller.
Further, the ventilation assembly comprises an air channel, a filter screen and a dust cover, the air channel is arranged on the cabinet body, the filter screen is detachably arranged on the cabinet body on the inner side of the air channel, and the dust cover is fixed on the cabinet body on the outer side of the air channel.
Further, the ventilation channel comprises an inner outlet positioned at one side of the cavity and an outer outlet positioned at the outer side of the cabinet body, and the height of the inner outlet of the ventilation channel is higher than that of the outer outlet.
Further, the dust cover is an arc-shaped iron piece, a gap is formed between the arc-shaped iron piece and the outer opening, and at least a part of the arc-shaped iron piece is projected onto the outer opening in the projection direction of the arc-shaped iron piece.
Further, the upper surface of the cabinet body is provided with a rain shielding mechanism, and the electric heater is covered by the rain shielding mechanism.
Further, the exhaust fan, the electric heater, the detection assembly and the controller are all externally connected with a power supply.
Further, a protective shell is arranged outside the exhaust fan, the protective shell is fixed on the cabinet body, and an air outlet is formed in the bottom of the protective shell.
Further, the damper comprises a damper, the inner bottom wall of the damper is fixedly connected with a telescopic rod, the upper end of the telescopic rod is fixedly connected with a supporting plate, the side wall of the output end of the telescopic rod is sleeved with a telescopic spring, the upper surface of the supporting plate is fixedly connected with a connecting table, and the upper surface of the connecting table is fixedly connected with a cabinet body.
The utility model has the beneficial effects that: according to the electric heating and dehumidifying device, the electric heating and dehumidifying device is used for realizing the electric heating and dehumidifying of the power distribution cabinet through the exhaust fan, the electric heater, the detection assembly and the controller, compared with the prior art, the electric heating and dehumidifying device is used for detecting the temperature and the humidity inside the power distribution cabinet through the detection assembly, and the operation of the exhaust fan and the electric heater is controlled through the controller, so that the invalid operation of the exhaust fan and the electric heater is effectively reduced, and electric resources are saved; the hot air generated by the electric heater is conveyed to the bottom of the cabinet body through the pipeline to be released, so that the moist air at the bottom is heated and driven to move upwards to be discharged out of the cabinet body, the overall heating efficiency is high, and meanwhile, the independent work of the exhaust fan can effectively improve the air flow in the cabinet body and prevent the temperature of the air flow from being too high.
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.
Drawings
Fig. 1 is a perspective view of an electric heating and dehumidifying power distribution cabinet according to a preferred embodiment of the present utility model.
Fig. 2 is a schematic diagram of an internal structure of the electric heating and dehumidifying power distribution cabinet of fig. 1
Fig. 3 is an enlarged schematic view of the structure of the portion a in fig. 2.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
Referring to fig. 1 to 3, an electrical heating and dehumidifying power distribution cabinet according to a preferred embodiment of the present application includes a damping component, a cabinet body 5, a controller 10, an exhaust fan 7, a ventilation component 13, a detection component 11 and a heating component 8, wherein the cabinet body 5 is fixed on the damping component, and a cavity is formed in the cabinet body 5; the controller 10 is disposed within the cavity. The air exhauster 7 is electrically connected with the controller 10, and the air exhauster 7 is installed on the lateral wall of the cabinet body 5 to near the top setting of the cabinet body 5, air exhauster 7 communicates with the cavity through the air exhaust hole 501. The ventilation assembly 13 is electrically connected with the controller 10, the ventilation assembly 13 is arranged on the outer side wall of the cabinet body 5 and is arranged close to the top of the cabinet body 5, and the ventilation assembly 13 and the exhaust fan 7 are oppositely arranged on two sides of the cabinet body 5. The detection assembly 11 is electrically connected with the controller 10, and the detection assembly 11 is arranged in the cavity and used for detecting the temperature and the humidity in the cavity. Specifically, the detecting component 11 is a temperature and humidity sensor.
The heating component comprises an electric heater 8 arranged at the top of the cabinet body 5 and an air guide pipe 9 arranged in the cavity, and the electric heater 8 is communicated with the air guide pipe 9; the air guide pipe 9 comprises a first pipe body extending along the height direction of the cabinet body 5 and a second pipe body arranged at the bottom of the cabinet body 5, and the air guide pipe 9 is provided with an air vent 901. Specifically, the electric heater 8 is a fan heater, and comprises a ventilator, a motor and a heat exchanger, air enters the unit from the air suction inlet under the power action of the ventilator, is heated when flowing through the air heat exchanger, and flows into the air guide pipe 9 from the air outlet.
In this embodiment, the controller 10 controls the operation of the exhaust fan 7 and the electric heater 8 according to the detected temperature and humidity of the temperature and humidity sensor 11, specifically, the upper limit value and the lower limit value of the temperature and the upper limit value of the humidity are preset, and when the temperature reaches the upper limit value and the humidity does not reach the upper limit value, the controller 10 controls the operation of the exhaust fan 7, thereby accelerating the ventilation in the cabinet and taking away the heat in the cabinet body 5; when the temperature reaches the upper limit value and the humidity reaches the upper limit value, the controller 10 controls the exhaust fan 7 and the electric heater 8 to work simultaneously; when the temperature reaches the lower limit value, the controller 10 controls the electric heater 8 to work, the temperature in the cabinet body 5 is increased, and the normal working temperature of components in the power distribution cabinet is ensured. This process may also be implemented by simple logic circuits, which are not specifically described herein.
In this embodiment, in order to prevent foreign matters outside from entering the power distribution cabinet, the ventilation assembly 13 includes a ventilation channel 503, a filter screen 132 and a dust cover 131, the ventilation channel 503 is opened on the cabinet body 5, the filter screen 132 is detachably mounted on the cabinet body 5 inside the ventilation channel 503, and the dust cover 131 is fixed on the cabinet body 5 outside the ventilation channel 503. The detachable filter 132 can prevent impurities from blocking the filter 132 to affect air circulation.
In this embodiment, in order to prevent the air duct 503 from being blocked, the air duct includes an inner outlet located at one side of the cavity and an outer outlet located at the outer side of the cabinet, and the height of the inner outlet of the air duct 503 is higher than that of the outer outlet, specifically, sundries entering the air duct 503 will slide out along the inclined air duct 503 after being blocked by the filter screen 132, thereby preventing sundries blocked by the filter screen 132 from blocking the air duct 503.
In this embodiment, in order to further block the entry of foreign matter into the air duct 503, the dust cover 131 is an arc-shaped iron piece, and a gap is provided between the arc-shaped iron piece 131 and the outer outlet, and at least part of the arc-shaped iron piece 131 is projected onto the outer outlet in the projection direction of the arc-shaped iron piece 131. Specifically, the circular arc-shaped iron sheet covers the outer opening of the ventilation channel 503, effectively prevents sundries from directly entering the ventilation channel 503 from the front, and simultaneously, a gap is reserved between the free end of the circular arc-shaped iron sheet and the cabinet body 5, so that the normal circulation of air is ensured.
In this embodiment, the upper surface of the cabinet 5 is provided with a rain shielding mechanism 15, and the rain shielding mechanism 15 covers the electric heater 8. The exhaust fan 7, the electric heater 8, the temperature and humidity sensor 11 and the controller 10 are all externally connected with a power supply. Preferably, the rain shielding mechanism 15 is a solar panel, which can be one of external power sources, and supplies power to the exhaust fan 7, the electric heater 8, the temperature and humidity sensor 11 and the controller 10 under the condition of sufficient illumination.
In this embodiment, in order to prevent rainwater from damaging the air outlet fan, a protecting shell 19 is arranged outside the exhaust fan 7, the protecting shell 19 is fixed on the cabinet body 5, and an air outlet 191 is arranged at the bottom of the protecting shell 19. Specifically, the protecting shell 19 is installed in the cabinet body 5, the protecting shell 19 covers the outer side of the exhaust fan 7, an air outlet 191 is formed in the bottom of the protecting shell 19, and an air outlet of the exhaust fan 7 is correspondingly arranged with the air outlet 191.
In this embodiment, the damper includes damper 1, and the interior bottom wall fixedly connected with telescopic link 2 of damper 1, telescopic link 2's upper end fixedly connected with backup pad 4, telescopic spring 3 has been cup jointed to telescopic link 2's output lateral wall, and backup pad 4's upper surface fixedly connected with connection board 6, connection board 6's upper surface fixedly connected with cabinet body 5.
In this embodiment, the inner walls of two sides of the shock mount 1 are provided with the first sliding groove 201, the supporting plate 4 is slidably connected with the first sliding groove 201, and the side wall of the output end of the telescopic rod 2 is sleeved with the telescopic spring 3, so that buffering and shock absorption can be performed.
In this embodiment, the second spout 502 has all been seted up to the both ends lateral wall of the cabinet body 5, the equal fixedly connected with bracing piece 12 of upper surface both sides of shock mount 1, the one end and the second spout 502 sliding connection of shock mount 1 are kept away from to the bracing piece 12, play auxiliary stay's effect, the lower fixed surface of shock mount 1 is connected with bottom plate 17, the upper surface both sides of bottom plate 17 all are provided with fixing bolt 18, can fix with external connection through fixing bolt 18, conveniently fix and dismantle, the front of the cabinet body 5 articulates there is the cabinet door, the front of cabinet door is provided with observation window 16, the front of cabinet door just is provided with lock handle 14 in the below of observation window 16.
Working principle: the temperature and humidity sensor 11 detects the temperature and humidity in the cabinet body 5, and when the temperature reaches the upper limit value and the humidity does not reach the upper limit value, the controller 10 controls the exhaust fan 7 to work, so that the ventilation in the cabinet is quickened, and the heat in the cabinet body 5 is taken away; when the temperature reaches the upper limit value and the humidity reaches the upper limit value, the controller 10 controls the exhaust fan 7 and the electric heater 8 to work simultaneously, hot air is conveyed to the bottom of the cabinet body 5 through the pipeline 9 to release, heat is transferred to humid air and drives the humid air to move upwards, and the humid air is discharged through the exhaust fan 7, so that the interior of the cabinet body 5 is kept dry; when the temperature reaches the lower limit value, the controller 10 controls the electric heater 8 to work, hot air is conveyed to the bottom of the cabinet body 5 through the pipeline 9 to be released, the temperature in the cabinet body 5 is increased, and the normal working temperature of components in the power distribution cabinet is ensured.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (9)
1. An electric heating dehumidifying power distribution cabinet is characterized in that,
a shock absorbing assembly;
the cabinet body is fixed on the damping component, and a cavity is formed in the cabinet body;
the exhaust fan is arranged on the outer side wall of the cabinet body and is arranged close to the top of the cabinet body, and the exhaust fan is communicated with the cavity through a vent hole;
the ventilation assembly is arranged on the outer side wall of the cabinet body and is arranged close to the top of the cabinet body, and the ventilation assembly and the exhaust fan are arranged on two sides of the cabinet body relatively; and
the heating assembly comprises an electric heater arranged at the top of the cabinet body and an air guide pipe arranged in the cavity, and the electric heater is communicated with the air guide pipe; the air guide pipe comprises a first pipe body extending along the height direction of the cabinet body and a second pipe body arranged at the bottom of the cabinet body, and an exhaust hole is formed in the air guide pipe.
2. The electrical heating and dehumidification power distribution cabinet of claim 1, further comprising a controller disposed within the cavity and a detection assembly, wherein the suction fan, motor heater and detection assembly are electrically connected to the controller.
3. The electrical heating and dehumidification power distribution cabinet of claim 1, wherein the ventilation assembly comprises a ventilation channel, a filter screen and a dust cover, the ventilation channel is arranged on the cabinet body, the filter screen is detachably arranged on the cabinet body on the inner side of the ventilation channel, and the dust cover is fixed on the cabinet body on the outer side of the ventilation channel.
4. An electrically heated and dehumidified power distribution cabinet as claimed in claim 3 wherein said plenum includes an inner outlet located on one side of said cavity and an outer outlet located on the outside of said cabinet, said plenum inner outlet being higher in elevation than said outer outlet.
5. The electrical heating and dehumidification power distribution cabinet of claim 4, wherein the dust cover is an arc-shaped iron sheet, a gap is formed between the arc-shaped iron sheet and the outer outlet, and at least a part of the arc-shaped iron sheet is projected onto the outer outlet in a projection direction of the arc-shaped iron sheet.
6. The electrical heating and dehumidification power distribution cabinet of claim 1, wherein the upper surface of the cabinet body is provided with a rain shielding mechanism, and the rain shielding mechanism covers the electric heater.
7. The electrical heating and dehumidification power distribution cabinet of claim 1, wherein the suction fan, the electric heater, the detection assembly and the controller are all externally connected with a power supply.
8. The electrical heating and dehumidifying power distribution cabinet of claim 1, wherein a protective housing is arranged outside the exhaust fan, the protective housing is fixed on the cabinet body, and an air outlet is arranged at the bottom of the protective housing.
9. The electrical heating dehumidification switch board of claim 1, wherein the damper comprises a damper base, the inner bottom wall of the damper base is fixedly connected with a telescopic rod, the upper end of the telescopic rod is fixedly connected with a supporting plate, the side wall of the output end of the telescopic rod is sleeved with a telescopic spring, the upper surface of the supporting plate is fixedly connected with a connecting table, and the upper surface of the connecting table is fixedly connected with a cabinet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223096538.6U CN218940396U (en) | 2022-11-22 | 2022-11-22 | Electric heating dehumidifying power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223096538.6U CN218940396U (en) | 2022-11-22 | 2022-11-22 | Electric heating dehumidifying power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218940396U true CN218940396U (en) | 2023-04-28 |
Family
ID=86061551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223096538.6U Active CN218940396U (en) | 2022-11-22 | 2022-11-22 | Electric heating dehumidifying power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218940396U (en) |
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2022
- 2022-11-22 CN CN202223096538.6U patent/CN218940396U/en active Active
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