CN219371710U - Anti-condensation electrical cabinet - Google Patents
Anti-condensation electrical cabinet Download PDFInfo
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- CN219371710U CN219371710U CN202320128378.4U CN202320128378U CN219371710U CN 219371710 U CN219371710 U CN 219371710U CN 202320128378 U CN202320128378 U CN 202320128378U CN 219371710 U CN219371710 U CN 219371710U
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Abstract
The utility model provides an anti-condensation electric cabinet, which belongs to the field of electric cabinets and comprises a cabinet body, wherein a grid type fan cover is arranged at a ventilation opening of the cabinet body, the grid type fan cover comprises a cylinder body, grid plates and a filter screen, and the cylinder body is of a structure with two open ends and is arranged at the ventilation opening of the cabinet body in a penetrating manner; the grid plate is arranged on one side of the cylinder body, which is positioned outside the cabinet body; the filter screen is arranged on one side of the cylinder body, which is positioned in the cabinet body. According to the utility model, the grid type fan cover is arranged on the cabinet body, and the grid plates and the filter screen of the grid type fan cover can increase ventilation resistance, so that air flow is reduced, and a large amount of moist air is prevented from being brought by external air; and then the dehumidifier is used for dehumidification, thereby achieving the purpose of no condensation in the cabinet.
Description
Technical Field
The utility model belongs to the field of electrical cabinets, and particularly relates to an anti-condensation electrical cabinet.
Background
The combined transformer is a transformer in which a transformer body, a load switch, a fuse, and the like are combined in an oil tank, and generally consists of the oil tank and a high-low voltage chamber. The device has the advantages of compact structure, simple installation, convenient operation, safety and reliability, deep loading center and the like, and is rapidly developed in the power supply and distribution field.
After the electric cabinet of the combined transformer is shut down at night, the temperature in the cabinet is continuously reduced, water vapor can be concentrated on metal components and components in the cabinet and the cabinet body to condense, and the water content invading the inside of the electric components can cause short circuit and mechanical jamming of the electric components, so that the normal operation of the electric components in the cabinet is seriously affected. The water drops condensed on the top of the cabinet body can drop into the cabinet after being gathered, which can cause serious electrical short circuit and even cause electrical fire or explosion.
In order to solve the above problems, the prior art generally sets up the dehumidifier in the regulator cubicle to dehumidify, but because the regulator cubicle will generally set up the heat dissipation vent, the outside moist air will get into from the vent and lead to dehumidification effect poor.
Disclosure of Invention
Based on the background problem, the utility model aims to provide the anti-condensation electric cabinet, wherein the grid type fan housing is arranged on the cabinet body, and the grid plates and the filter screens of the grid type fan housing can increase ventilation resistance, so that air flow is reduced, and a large amount of humid air is prevented from being brought by external air; and then the dehumidifier is used for dehumidification, thereby achieving the purpose of no condensation in the cabinet.
In order to achieve the above purpose, the technical scheme provided by the embodiment of the utility model is as follows:
the utility model provides a prevent condensation regulator cubicle, includes the cabinet body, the internal dehumidifier that is equipped with of cabinet, the grid type fan housing is installed to the vent department of the cabinet body, grid type fan housing includes:
the cylinder body is of a structure with two open ends and is penetrated at the ventilation opening of the cabinet body;
the grating plate is arranged on one side of the cylinder body, which is positioned outside the cabinet body;
the filter screen is arranged on one side of the cylinder body, which is positioned in the cabinet body.
In one embodiment, the grille shutter further includes:
the baffle plates are arranged in a plurality of the cylinder bodies, and the baffle plates are distributed in the cylinder bodies in a staggered mode.
In one embodiment, the grille-type fan housing is 25-40cm from the bottom end of the cabinet.
In one embodiment, the seam of the cabinet body is coated with weather-proof structural adhesive, and a sealing piece is arranged at the cable port of the cabinet body.
In one embodiment, a heater is also provided in the cabinet.
Further, the heater is arranged at the bottom of the cabinet body.
In one embodiment, the anti-condensation electrical cabinet further comprises a control system comprising:
the humidity sensor is arranged in the cabinet body and used for monitoring the humidity in the cabinet body;
the external temperature sensor is arranged outside the cabinet body and used for monitoring the external temperature;
the internal temperature sensor is arranged in the cabinet body and used for monitoring the temperature in the cabinet body;
and the controller is respectively in communication connection with the humidity sensor, the outer temperature sensor, the inner temperature sensor, the dehumidifier and the heater.
In one embodiment, the cabinet body is further covered with a heat insulating layer.
Further, the thickness of the heat insulation layer is 0.4-1cm.
Further, the heat insulation layer is made of one of glass fiber, asbestos, rock wool, a vacuum plate and aerogel felt.
Compared with the prior art, the embodiment of the utility model has at least the following effects:
1. according to the utility model, the dehumidifier is arranged in the cabinet body of the electrical cabinet, and the grid type fan housing is arranged on the cabinet body, so that the grid plate and the filter screen of the grid type fan housing can increase the ventilation resistance, thereby reducing the air flow and avoiding the outside air from bringing a large amount of moist air; and then the dehumidifier is used for dehumidification, thereby achieving the purpose of no condensation in the cabinet.
2. The grid type fan housing is also provided with a plurality of flow baffle plates in the cylinder body, and the flow baffle plates are distributed in a staggered manner, so that the ventilation path is further prolonged, and the air flow is reduced.
3. The grid type fan cover is arranged 25-40cm away from the bottom end of the cabinet body, so that rainwater, mud water and the like can be prevented from splashing on the grid type fan cover, and further the rainwater, the mud water and the like are prevented from entering the cabinet body.
4. According to the utility model, the weather-proof structural adhesive is coated at the joint of the cabinet body, and the sealing piece is arranged at the cable port of the cabinet body, so that the circulation path of air inside and outside the cabinet body can be further reduced, and the invasion of moisture is avoided.
5. The utility model is also provided with the heater in the cabinet body, and the temperature in the cabinet body is slightly higher than the external environment temperature by heating the heater, so that the cabinet body is slightly positive pressure, and the air entering is reduced.
6. The utility model also comprises a control system, wherein the control system comprises a humidity sensor, an outer temperature sensor, an inner temperature sensor and a controller, and the humidity in the cabinet body is monitored through the humidity sensor so as to start the dehumidifier to dehumidify when the humidity in the cabinet body is more than 65%; the external temperature is monitored through the external temperature sensor, the temperature in the cabinet body is monitored through the internal temperature sensor, and the heater is started to heat when the internal temperature difference and the external temperature difference are smaller than 3 ℃, so that the temperature in the cabinet body is higher than the external temperature by 3 ℃ or more, and the accurate control of the temperature and the humidity in the cabinet body is realized through the control system.
7. The utility model also covers the heat insulation layer outside the cabinet body, thereby reducing the heat loss of the electric cabinet and reducing the energy consumption of the heater.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below.
Fig. 1 is a front sectional view of an anti-condensation electric cabinet in embodiment 1 of the present utility model;
FIG. 2 is a side view of the anti-condensation electrical cabinet of example 1 of the present utility model;
fig. 3 is a front sectional view of the anti-condensation electric cabinet in embodiment 2 of the present utility model;
FIG. 4 is a schematic diagram of a control system in embodiment 3 of the present utility model;
fig. 5 is a front sectional view of the anti-condensation electric cabinet in embodiment 4 of the present utility model;
FIG. 6 is a schematic diagram of a control system in embodiment 4 of the present utility model;
fig. 7 is a front sectional view of the anti-condensation electric cabinet in embodiment 5 of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the terms "center," "top," "bottom," "left," "right," "vertical," "horizontal," "inner," "outer," "front," "rear," and the like indicate an azimuth or a positional relationship based on that shown in the drawings of the specification, and are merely for convenience of description and to simplify the description, but do not indicate or imply that the apparatus or elements to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In order to solve the problem that the existing electrical cabinet adopts a dehumidifier to prevent condensation, the embodiment of the utility model provides the condensation-preventing electrical cabinet, a grid type fan housing is arranged on a cabinet body, and a grid plate and a filter screen of the grid type fan housing can increase ventilation resistance, so that air flow is reduced, and a large amount of moist air is prevented from being brought by external air; and then the dehumidifier is used for dehumidification, thereby achieving the purpose of no condensation in the cabinet.
The present utility model will be described in detail by way of specific examples:
example 1
The anti-condensation electric cabinet, as shown in fig. 1, comprises a cabinet body 1, wherein the cabinet body 1 is provided with a top cover so as to form a relatively closed space in the cabinet body 1.
The cabinet body 1 is internally provided with two dehumidifiers 2, and the number of the dehumidifiers 2 can be adjusted according to the size of the cabinet body 1 and the air humidity.
Specifically, the dehumidifier 2 is installed in the bottom of the cabinet body 1 through the support 201, the support 201 is fixed with the bottom wall of the cabinet body 1, the dehumidifier 2 is fixed on the support 201, and the dehumidifier 2 is installed in a suspended mode through the support 201 in this embodiment, so that the drain pipe of the dehumidifier 2 is led out conveniently.
As shown in fig. 1 and 2, in this embodiment, a grille type fan cover 3 is installed at a ventilation opening of a cabinet body 1, and the grille type fan cover 3 includes: a cylinder 301, a grating plate 302 and a sieve 303.
Specifically, the cylinder 301 has a structure with two open ends and is integrally in a T-shaped structure, the cylinder 301 is arranged at the ventilation opening of the cabinet 1 in a penetrating manner, at this time, the grating plate 302 is arranged at one side of the cylinder 301 outside the cabinet 1, and the filter screen 303 is arranged at one side of the cylinder 301 inside the cabinet 1. The grating plate 302 and the filter mesh 303 can increase ventilation resistance, thereby reducing air flow and avoiding the outside air from bringing in a lot of moist air.
In practical application, the grid type fan housing 3 can be arranged 25-40cm away from the bottom end of the cabinet body 1, and the grid plate 302 of the grid type fan housing 3 is of a rainproof arrangement structure, so that rainwater, mud water and the like can be prevented from splashing onto the grid type fan housing 3, and further rainwater, mud water and the like are prevented from entering the cabinet body.
In order to further prevent moisture from entering the cabinet body 1, the embodiment is coated with weather-resistant structural adhesive at the joint of the cabinet body 1, and a high polymer sealing member is arranged at the cable port of the cabinet body 1, so that the circulation paths of the inside air and the outside air are reduced.
According to the anti-condensation electric cabinet, the grid type fan cover is arranged on the cabinet body, and the grid plates and the filter screen can increase ventilation resistance, so that air flow is reduced, and a large amount of humid air is prevented from being brought by external air; and then the dehumidifier is used for dehumidification, thereby achieving the purpose of no condensation in the cabinet.
Example 2
Unlike embodiment 1, as shown in fig. 3, the grid-type fan housing 3 of this embodiment further includes two flow blocking plates 304, where two flow blocking plates 304 are exemplarily provided, and the two flow blocking plates 304 are fixed in the cylinder 301 and are distributed in a vertically staggered manner.
The ventilation path can be further prolonged by the arrangement of the baffle plate, so that the air flow is reduced.
Example 3
Unlike embodiments 1 and 2, the present embodiment further includes a control system to achieve accurate control of humidity in the cabinet.
As shown in fig. 4, the control system includes a humidity sensor and a controller, where the humidity sensor is disposed in the cabinet and is in communication connection with the controller, and in particular may be wired or wireless connection, so as to transmit a monitored humidity signal to the controller; the controller is in communication connection with the dehumidifier.
In practical application, the humidity limit value can be set to be 65%, and when the humidity sensor monitors that the humidity value in the cabinet body is greater than 65%, a signal is transmitted to the controller, and the controller controls the dehumidifier to start for dehumidification; when the humidity sensor detects that the humidity value in the cabinet body is lower than 65%, the controller controls the dehumidifier to be turned off, so that the humidity in the cabinet body is controlled to be lower than 65%.
It should be noted that, in other embodiments, the intelligent dehumidifier may be directly selected to replace the intelligent dehumidifier, that is, the intelligent dehumidifier has the function of automatically starting and stopping according to humidity, the intelligent dehumidifier is an existing product, and the embodiment does not make specific restrictions on the structure thereof.
Example 4
Unlike embodiment 3, this embodiment also has heaters 4 in the cabinet body 1, as shown in fig. 5, and the heaters 4 are illustratively provided in two and are installed at the bottom of the cabinet body 1 in a scattered manner to heat the interior of the cabinet body 1.
As shown in fig. 6, the control system of this embodiment further includes an external temperature sensor and an internal temperature sensor, where the external temperature sensor is disposed outside the cabinet body and is used for monitoring an external temperature, and the internal temperature sensor is disposed inside the cabinet body and is used for monitoring an internal temperature of the cabinet body, and the external temperature sensor and the internal temperature sensor are both in communication connection with the controller, and the controller is also in communication connection with the heater.
When the temperature difference monitored by the outer temperature sensor and the inner temperature sensor is less than 3 ℃, the controller controls the heater to start so as to increase the temperature in the cabinet body; when the temperature difference monitored by the outer temperature sensor and the inner temperature sensor is larger than 3 ℃, the controller controls the heater to be turned off, so that the temperature in the cabinet body is always higher than the external temperature by 3 ℃ or more.
The temperature in the cabinet body is slightly higher than the external environment temperature by heating through the heater, so that the cabinet body is slightly positive pressure, and the external air is further reduced.
Example 5
As shown in FIG. 7, unlike the embodiment 4, the embodiment further comprises a heat insulation layer 5 outside the cabinet body 1, the thickness of the heat insulation layer 5 is adjustable within the range of 0.4-1cm, the heat insulation layer 5 of the embodiment is made of heat insulation rock wool, but the heat insulation layer 5 in other embodiments can be replaced by one of glass fiber, rock wool, a vacuum plate and aerogel felt.
According to the embodiment, the heat insulation layer is coated outside the cabinet body, so that the heat loss of the electric cabinet can be reduced, and the energy consumption of the heater is reduced.
It should be noted that modifications and improvements can be made by those skilled in the art without departing from the inventive concept, and these are all within the scope of the present utility model.
Claims (10)
1. The utility model provides a prevent condensation regulator cubicle, includes the cabinet body, the internal dehumidifier that is equipped with of cabinet, its characterized in that, grid formula fan housing is installed to the vent department of the cabinet body, grid formula fan housing includes:
the cylinder body is of a structure with two open ends and is penetrated at the ventilation opening of the cabinet body;
the grating plate is arranged on one side of the cylinder body, which is positioned outside the cabinet body;
the filter screen is arranged on one side of the cylinder body, which is positioned in the cabinet body.
2. The anti-condensation electric cabinet of claim 1, wherein the grille fan housing further comprises:
the baffle plates are arranged in a plurality of the cylinder bodies, and the baffle plates are distributed in the cylinder bodies in a staggered mode.
3. The anti-condensation electric cabinet according to claim 1, wherein the grille-type hood is 25-40cm from the bottom end of the cabinet body.
4. The anti-condensation electric cabinet according to claim 1, wherein the joint of the cabinet body is coated with weather-resistant structural adhesive, and a sealing piece is arranged at a cable port of the cabinet body.
5. The anti-condensation electric cabinet according to claim 1, wherein a heater is further provided in the cabinet body.
6. The anti-condensation electric cabinet of claim 5, wherein the heater is disposed at a bottom of the cabinet body.
7. The anti-condensation electric cabinet of claim 5, further comprising a control system comprising:
the humidity sensor is arranged in the cabinet body and used for monitoring the humidity in the cabinet body;
the external temperature sensor is arranged outside the cabinet body and used for monitoring the external temperature;
the internal temperature sensor is arranged in the cabinet body and used for monitoring the temperature in the cabinet body;
and the controller is respectively in communication connection with the humidity sensor, the outer temperature sensor, the inner temperature sensor, the dehumidifier and the heater.
8. The anti-condensation electric cabinet of claim 5, wherein the cabinet body is further covered with a thermal insulation layer.
9. The anti-condensation electric cabinet according to claim 8, wherein the thickness of the heat insulating layer is 0.4-1cm.
10. The anti-condensation electric cabinet according to claim 8, wherein the heat insulation layer is made of one material selected from glass fiber, asbestos, rock wool, vacuum plate, aerogel felt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320128378.4U CN219371710U (en) | 2023-01-12 | 2023-01-12 | Anti-condensation electrical cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320128378.4U CN219371710U (en) | 2023-01-12 | 2023-01-12 | Anti-condensation electrical cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219371710U true CN219371710U (en) | 2023-07-18 |
Family
ID=87117793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320128378.4U Active CN219371710U (en) | 2023-01-12 | 2023-01-12 | Anti-condensation electrical cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219371710U (en) |
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2023
- 2023-01-12 CN CN202320128378.4U patent/CN219371710U/en active Active
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