CN219351081U - Outdoor looped netowrk cabinet intelligence anti-condensation device - Google Patents
Outdoor looped netowrk cabinet intelligence anti-condensation device Download PDFInfo
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- CN219351081U CN219351081U CN202320444474.XU CN202320444474U CN219351081U CN 219351081 U CN219351081 U CN 219351081U CN 202320444474 U CN202320444474 U CN 202320444474U CN 219351081 U CN219351081 U CN 219351081U
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Abstract
The utility model discloses an intelligent condensation preventing device of an outdoor ring main unit, which comprises a ring main unit body, wherein a ventilation assembly for ventilation and heat dissipation in the ring main unit body is arranged on the ring main unit body, the ventilation assembly comprises an air inlet arranged at the upper part of the ring main unit body and an air outlet arranged at the lower part of the ring main unit body, an air inlet pipe is connected to the air inlet, a dehumidifying mechanism for dehumidifying the air inlet is arranged at the air inlet pipe of the ring main unit, the dehumidifying mechanism is electrically connected with a humidity sensor arranged in the ring main unit body, and the dehumidification and condensation preventing operation in the ring main unit body is performed according to the detection result of the humidity sensor; the dehumidification mechanism provided by the utility model adopts the semiconductor refrigeration piece to provide a cold source, and by reducing the temperature, redundant water vapor in air is condensed into liquid drops to enter the collecting cylinder and is discharged from the drain pipe, and the battery of the semiconductor refrigeration piece can adopt a photovoltaic cell so as to be capable of outdoor work for a long time, and also can avoid the problem of independent wire arrangement, simplify the installation of the ring main unit and realize intelligent condensation prevention.
Description
Technical Field
The utility model relates to the technical field of ring main units, in particular to an intelligent anti-condensation device for an outdoor ring main unit.
Background
The looped netowrk cabinet wide application is in the distribution substation and the transformer substation in city, because operational environment's influence, and outdoor looped netowrk cabinet is when the difference in temperature is great, and the air that is located the cabinet body can produce the condensation condition because of the temperature reduces precooling, and the internal condensation of cabinet can make the electrical equipment in the looped netowrk cabinet produce corrosion damage, reduces the life of looped netowrk cabinet.
Disclosure of Invention
The technical purpose is that: aiming at the defects that the prior ring main unit is easy to generate condensation phenomenon in the environment subject to temperature difference change, corrodes and damages electrical elements in the ring main unit and influences the service life of the ring main unit, the utility model discloses an intelligent condensation preventing device for an outdoor ring main unit, which can timely ventilate and dehumidify according to the humidity condition in the ring main unit and avoid condensation.
The technical scheme is as follows: in order to achieve the technical purpose, the utility model adopts the following technical scheme:
the utility model provides an outdoor looped netowrk cabinet intelligence anti-condensation device, includes the looped netowrk cabinet body, is equipped with on the looped netowrk cabinet body and is used for carrying out the internal ventilation cooling's of cabinet ventilation subassembly, ventilation subassembly is including being located the air inlet on looped netowrk cabinet body upper portion and being located the gas vent of lower part, is connected with the intake pipe on the air inlet, and the looped netowrk cabinet is equipped with the dehumidification mechanism that is used for carrying out dehumidification to the intake air in intake pipe department, and the dehumidification mechanism of department is connected with the humidity transducer electricity that sets up in the looped netowrk cabinet body, carries out the internal dehumidification anti-condensation operation of looped netowrk cabinet according to humidity transducer's testing result.
Preferably, the dehumidifying mechanism comprises a dehumidifying air channel communicated with an air inlet pipe, a semiconductor refrigerating sheet is arranged in the dehumidifying air channel and connected with a power supply, the refrigerating surface of the semiconductor refrigerating sheet faces to the inner side of the dehumidifying air channel, a collecting cylinder for collecting water vapor in air after the temperature of the semiconductor refrigerating sheet is reduced is arranged at the lower end of the dehumidifying air channel, a second air inlet and a second air outlet are arranged on the collecting cylinder, a guide plate communicated with the dehumidifying air channel is arranged on the second air inlet, the air enters the collecting cylinder through the guide plate and enters the ring main unit body from the second air outlet, the water vapor in the air is collected into the collecting cylinder, and the collecting cylinder is communicated with the outside of the ring main unit body through a drain pipe at the bottom end to discharge the collected condensed water.
Preferably, the guide plate adopts a flaring structure with a concave central area, one end with a smaller diameter faces to one side where the collecting cylinder is located, and the inner wall of the guide plate is provided with a swirl groove.
Preferably, the cyclone tank of the utility model adopts a radial structure.
Preferably, an exhaust port of the ring main unit body is provided with an exhaust fan for extracting humid air in the ring main unit, an air inlet end of the exhaust fan is communicated with the exhaust port, and power for gas circulation in the ring main unit is provided through the exhaust fan.
Preferably, the connection of the exhaust fan and the exhaust port is provided with a pneumatic valve, the pneumatic valve provides a gas source by means of the exhaust fan, and the pneumatic valve is kept closed when the exhaust fan operates.
Preferably, the mouth of the air inlet pipe is provided with a dust removing filter screen for filtering air inlet impurities.
The beneficial effects are that: the intelligent anti-condensation device for the outdoor ring main unit has the following beneficial effects:
1. according to the intelligent condensation preventing device, the dehumidifying mechanism is arranged at the air inlet pipe and can automatically dehumidify and prevent condensation in the ring main unit by matching with the humidity sensor in the ring main unit, so that intelligent condensation preventing is realized.
2. The dehumidification mechanism adopts the semiconductor refrigeration piece to provide a cold source, the temperature is reduced, redundant water vapor in the air is condensed into liquid drops to enter the collecting cylinder and is discharged from the drain pipe, the battery of the semiconductor refrigeration piece can adopt a photovoltaic cell, so that outdoor work can be carried out for a long time, the problem of independent wire arrangement can be avoided, and the installation of the ring main unit is simplified
3. According to the utility model, the guide plate is used for guiding air flow between the dehumidifying air duct and the collecting cylinder, when gas passes through the guide plate, the guide plate can be fully contacted with the gas due to the reducing design of the guide plate, and condensed liquid drops can be attached to the guide plate and enter the collecting cylinder, so that the dehumidifying effect is improved.
4. According to the utility model, the exhaust fan is used as power for ventilation and dehumidification in the outdoor ring main unit, and the pneumatic valve is arranged between the exhaust fan and the ring main unit, so that the pneumatic valve is closed when the exhaust fan is started, and the exhaust fan is closed and the pneumatic valve is opened when the exhaust fan is not required to dehumidify, so that the ring main unit can naturally ventilate and dissipate heat.
5. The dust removing filter screen is arranged at the pipe orifice of the air inlet pipe, so that sundries, dust and the like in the outside air can be prevented from entering the ring main unit, and the inside of the ring main unit is kept clean.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a diagram of the whole structure of a ring main unit of the utility model;
FIG. 2 is a block diagram of a dehumidification mechanism according to the present disclosure;
FIG. 3 is a block diagram of a baffle according to the present utility model;
FIG. 4 is a schematic diagram of the connection of the ring main unit at the air outlet;
the device comprises a 1-ring main unit body, a 2-air inlet pipe, a 3-dehumidification air duct, a 4-semiconductor refrigerating sheet, a 5-collecting cylinder, a 6-guide plate, a 7-drain pipe, an 8-swirl groove, a 9-exhaust fan, a 10-pneumatic valve and an 11-dust removal filter screen.
Detailed Description
The present utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments of the utility model are shown, but in which the utility model is not so limited.
The utility model discloses an intelligent condensation preventing device for an outdoor ring main unit, which is shown in fig. 1-4 and comprises a ring main unit body 1, wherein a ventilation assembly for ventilation and heat dissipation in the main unit body is arranged on the ring main unit body 1, the ventilation assembly comprises an air inlet arranged at the upper part of the ring main unit body 1 and an air outlet arranged at the lower part of the ring main unit body, an air inlet pipe 2 is connected to the air inlet, a dust removing filter screen 11 for filtering air inlet impurities is arranged at the pipe orifice of the air inlet pipe 2, a dehumidifying mechanism for dehumidifying air inlet is arranged at the air inlet pipe 2 of the ring main unit, and the dehumidifying mechanism is electrically connected with a humidity sensor arranged in the ring main unit body 1 and performs dehumidification condensation preventing operation in the ring main unit body 1 according to the detection result of the humidity sensor.
When the humidity sensor 1 is used for dehumidification and condensation prevention control of the inside of the ring main unit, the ring main unit is used in combination with the temperature sensor arranged in the ring main unit, the dew point temperature of the ring main unit is judged according to the humidity condition in air, when the temperature changes to be close to the dew point temperature, the gas entering the inside of the ring main unit is dehumidified, and the original gas in the ring main unit is discharged through the exhaust port.
As shown in fig. 2, in order to dehumidify the gas entering the ring main unit conveniently, the dehumidifying mechanism comprises a dehumidifying air channel 3 communicated with an air inlet pipe 2, a semiconductor refrigerating sheet 4 is arranged in the dehumidifying air channel 3, the semiconductor refrigerating sheet 4 is connected with a power supply, the refrigerating surface of the semiconductor refrigerating sheet 4 faces the inner side of the dehumidifying air channel 3, a collecting cylinder 5 for collecting the water vapor in the air cooled by the semiconductor refrigerating sheet 4 is arranged at the lower end of the dehumidifying air channel 3, a second air inlet and a second air outlet are arranged on the collecting cylinder 5, a guide plate 6 communicated with the dehumidifying air channel 3 is arranged on the second air inlet, the air enters the collecting cylinder 5 through the guide plate 6 and enters the ring main unit body 1 from the second air outlet, and a waterproof and breathable film can be arranged at the second air outlet so as to prevent the residual liquid drops in the air from entering the inside the ring main unit body of the ring main unit; the steam in the air is collected and enters the collection cylinder 5, and the collection cylinder 5 is communicated with the outside of the ring main unit body 1 through a drain pipe 7 at the bottom end, so that the collected condensate water is discharged.
Preferably, the baffle 6 of the utility model adopts a flaring structure with a concave central area, one end with a smaller diameter faces to one side where the collecting cylinder 5 is located, the inner wall of the baffle 6 is provided with the swirl groove 8, the swirl groove 8 adopts a radial structure, when cooled gas flows through the baffle with a variable diameter design and the swirl groove arranged on the inner wall of the baffle, the flow speed can change, liquid drops condensed in the gas are contacted with the baffle to form larger liquid drops to enter the collecting cylinder, the dehumidification effect can be improved, and the influence of the small liquid drops entering the ring main unit along with the gas and then adhering to the inside of the ring main unit on the electric equipment inside is avoided.
The utility model also provides a wet air exhaust fan 9 used for extracting the air in the ring main unit body 1 at the exhaust port of the ring main unit body 1, the air inlet end of the exhaust fan 9 is communicated with the exhaust port, the power of the air circulation in the ring main unit is provided by the exhaust fan 9, a branch pipe is arranged at the joint of the exhaust fan 9 and the exhaust port, a pneumatic valve 10 is arranged on the branch pipe, the pneumatic valve 10 provides an air source by means of the exhaust fan 9, and when the exhaust fan 9 operates, the pneumatic valve 10 is kept closed, so that the air circulation between the inside and the outside of the ring main unit body can be ensured when dehumidification is not needed, and meanwhile, the air in the ring main unit body can be actively extracted for dehumidification.
When the ring main unit is used, the humidity sensor and the temperature sensor in the ring main unit body detect humidity and temperature in real time, and the controller preset with a control program judges the dew point temperature required for reaching the condensation condition according to the humidity, when the temperature in the ring main unit is always higher than the dew point temperature, the dehumidifying mechanism is not started, and the ring main unit can exchange and convect gas with the external environment freely, so that heat dissipation is realized; when the temperature is close to dew point temperature, start air exhauster 9, the gas in the extraction looped netowrk cabinet forms the negative pressure in inside, pneumatic valve 10 is closed, outside air gets into from the intake pipe 2 of looped netowrk cabinet body 1, cooling condensation is carried out through dehumidification mechanism, get rid of the vapor of liquefaction in the air, guarantee to get into the air humidity dew point temperature in the looped netowrk cabinet and be less than the temperature in the current looped netowrk cabinet, in order to reduce the energy consumption, also can set up a solenoid valve on intake pipe 2, after dehumidification mechanism and air exhauster 9 operation one end time, guarantee that the air in the looped netowrk cabinet is the air after the dehumidification, close the solenoid valve, stop admitting air, air exhauster 9 also stops the operation, thereby better maintenance air humidity in the looped netowrk cabinet reduces dehumidification energy consumption, realize the mesh of preventing the condensation to the looped netowrk cabinet intelligence dehumidification.
The foregoing is only a preferred embodiment of the utility model, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.
Claims (7)
1. The utility model provides an outdoor looped netowrk cabinet intelligence anti-condensation device, its characterized in that, including looped netowrk cabinet body (1), be equipped with on looped netowrk cabinet body (1) and be used for carrying out the internal ventilation cooling's of cabinet ventilation subassembly, ventilation subassembly is including being located the air inlet on looped netowrk cabinet body (1) upper portion and being located the gas vent of lower part, is connected with intake pipe (2) on the air inlet, and the looped netowrk cabinet is equipped with in intake pipe (2) department and is used for carrying out the dehumidification mechanism to the intake, and the dehumidification mechanism is connected with the humidity transducer electricity that sets up in looped netowrk cabinet body (1), carries out the dehumidification in looped netowrk cabinet body (1) according to humidity transducer's testing result and prevents condensation operation.
2. The outdoor ring main unit intelligent condensation preventing device according to claim 1, wherein the dehumidification mechanism comprises a dehumidification air channel (3) communicated with an air inlet pipe (2), a semiconductor refrigerating sheet (4) is arranged in the dehumidification air channel (3), the semiconductor refrigerating sheet (4) is connected with a power supply, a refrigerating surface of the semiconductor refrigerating sheet (4) faces to the inner side of the dehumidification air channel (3), a collecting cylinder (5) for collecting water vapor in air after cooling by the semiconductor refrigerating sheet (4) is arranged at the lower end of the dehumidification air channel (3), a second air inlet and a second air outlet are formed in the collecting cylinder (5), a guide plate (6) communicated with the dehumidification air channel (3) is arranged on the second air inlet, the air enters the collecting cylinder (5) through the guide plate (6) and enters the ring main unit body (1) from the second air outlet, the air is collected into the collecting cylinder (5), the collecting cylinder (5) is communicated with the outside of the ring main unit body (1) through a drain pipe (7) at the bottom end, and the collected condensed water is discharged.
3. The intelligent condensation preventing device of the outdoor ring main unit according to claim 2, wherein the guide plate (6) adopts a flaring structure with a concave central area, one end with a smaller diameter faces one side where the collecting cylinder (5) is located, and a swirl groove (8) is arranged on the inner wall of the guide plate (6).
4. An outdoor ring main unit intelligent anti-condensation device according to claim 3, wherein the cyclone grooves (8) adopt radial structures.
5. The outdoor ring main unit intelligent condensation preventing device according to claim 1 or 2, wherein an exhaust port of the ring main unit body (1) is provided with an exhaust fan (9) for extracting humid air in the ring main unit, an air inlet end of the exhaust fan (9) is communicated with the exhaust port, and power for gas circulation in the ring main unit is provided through the exhaust fan (9).
6. An outdoor ring main unit intelligent anti-condensation device according to claim 5, wherein a pneumatic valve (10) is arranged at the joint of the exhaust fan (9) and the exhaust port, the pneumatic valve (10) provides an air source by means of the exhaust fan (9), and the pneumatic valve (10) is kept closed when the exhaust fan (9) operates.
7. The outdoor ring main unit intelligent condensation preventing device according to claim 1, wherein a dust removing filter screen (11) for filtering inlet air impurities is arranged at a pipe orifice of the air inlet pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320444474.XU CN219351081U (en) | 2023-03-10 | 2023-03-10 | Outdoor looped netowrk cabinet intelligence anti-condensation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320444474.XU CN219351081U (en) | 2023-03-10 | 2023-03-10 | Outdoor looped netowrk cabinet intelligence anti-condensation device |
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| Publication Number | Publication Date |
|---|---|
| CN219351081U true CN219351081U (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320444474.XU Active CN219351081U (en) | 2023-03-10 | 2023-03-10 | Outdoor looped netowrk cabinet intelligence anti-condensation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117489027A (en) * | 2023-12-25 | 2024-02-02 | 中科院南京耐尔思光电仪器有限公司 | Spherical astronomical dome with anti-condensation function |
| CN117631255A (en) * | 2024-01-24 | 2024-03-01 | 中科院南京耐尔思光电仪器有限公司 | Non-shielding astronomical dome |
-
2023
- 2023-03-10 CN CN202320444474.XU patent/CN219351081U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117489027A (en) * | 2023-12-25 | 2024-02-02 | 中科院南京耐尔思光电仪器有限公司 | Spherical astronomical dome with anti-condensation function |
| CN117489027B (en) * | 2023-12-25 | 2024-03-08 | 中科院南京耐尔思光电仪器有限公司 | Spherical astronomical dome with anti-condensation function |
| CN117631255A (en) * | 2024-01-24 | 2024-03-01 | 中科院南京耐尔思光电仪器有限公司 | Non-shielding astronomical dome |
| CN117631255B (en) * | 2024-01-24 | 2024-04-02 | 中科院南京耐尔思光电仪器有限公司 | Non-shielding astronomical dome |
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