CN113314964B - Power distribution cabinet with moisture-proof function - Google Patents
Power distribution cabinet with moisture-proof function Download PDFInfo
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- CN113314964B CN113314964B CN202110662646.6A CN202110662646A CN113314964B CN 113314964 B CN113314964 B CN 113314964B CN 202110662646 A CN202110662646 A CN 202110662646A CN 113314964 B CN113314964 B CN 113314964B
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- pipe
- condensation
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- air
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Abstract
The invention provides a power distribution cabinet with a moisture-proof function, which comprises a power distribution cabinet body, wherein an installation clamping cavity is formed in the rear wall of the power distribution cabinet body, an air cooling and dehumidifying device is installed in the installation clamping cavity, an air inlet of the air cooling and dehumidifying device is communicated with the outside of the installation clamping cavity, and an air outlet of the air cooling and dehumidifying device is communicated with the inside of the power distribution cabinet body; the air cooling and dehumidifying device comprises an air pump, a condensing structure and a refrigerating structure, wherein the air pump and the condensing structure are sequentially communicated along the air transmission direction, and an air outlet of the condensing structure is communicated with the interior of the power distribution cabinet body; the condensing structure passes through the inside of the refrigerating structure; the condensation structure cools the air flow in the way, so that moisture is condensed into water and collected and discharged; its novel structure can refrigerate the air current that supplies to can collect the arrangement to the moisture that outside air current mix with and the water droplet of condensation among the refrigeration process, and can discharge rivers outward.
Description
Technical Field
The invention relates to the field of power distribution cabinets, in particular to a power distribution cabinet with a moisture-proof function.
Background
With the construction and implementation of a smart power grid and infrastructure, the investment of manufacturing industry and the development of new energy industry, a power distribution cabinet keeps a rapidly-increasing situation all the time, the internal competition of the industry is necessarily intensified under the environment with great market demand of the power distribution cabinet, a supplier providing a new generation complete equipment and system solution obtains a chance in future market competition, and an enterprise product can gain certain advantages in the future competition only if the enterprise product has the characteristics; the current switch board has the not good problem of dampproofing and dehumidification performance effect, remains to improve and improves.
Disclosure of Invention
In order to overcome the defects of the prior art, the technical problem to be solved by the invention is to provide a power distribution cabinet with a moisture-proof function, which has a novel structure, can refrigerate supplied air flow, can collect and arrange moisture mixed with external air flow and condensed water drops in the refrigeration process, and can discharge water flow outwards.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a power distribution cabinet with a moisture-proof function, which comprises a power distribution cabinet body, wherein an installation clamping cavity is formed in the rear wall of the power distribution cabinet body, an air cooling and dehumidifying device is installed in the installation clamping cavity, an air inlet of the air cooling and dehumidifying device is communicated with the outside of the installation clamping cavity, and an air outlet of the air cooling and dehumidifying device is communicated with the inside of the power distribution cabinet body; the air cooling and dehumidifying device comprises an air pump, a condensing structure and a refrigerating structure, wherein the air pump and the condensing structure are sequentially communicated along the air transmission direction, and an air outlet of the condensing structure is communicated with the interior of the power distribution cabinet body; the condensing structure passes through the inside of the refrigerating structure; the condensation structure cools the airflow in the path to condense the moisture into water and collect and discharge the water.
In a preferred technical scheme of the invention, the condensation structure comprises a first gas pipe, a first condensation coil pipe, a second gas pipe, a second condensation coil pipe and a third gas pipe which are communicated in sequence, wherein a gas inlet of the first gas pipe is communicated with a gas outlet of the gas pump, and a gas outlet of the third gas pipe is communicated with the inside of the power distribution cabinet body; the lower bending sections of the first condensing coil and the second condensing coil are communicated with a collecting pipe, and the discharge end of the collecting pipe extends to the outside of the mounting clamping cavity; the quantity of refrigeration structure is 2, corresponds respectively first condensing coil and second condensing coil set up, and carries out the refrigeration cooling to first condensing coil and second condensing coil.
In a preferred technical scheme of the invention, the first condensation coil comprises a water collection U-shaped pipe, a conduction U-shaped pipe and a condensation pipe, wherein an opening of the water collection U-shaped pipe is arranged upwards, an opening of the conduction U-shaped pipe is arranged downwards, the corresponding conduction U-shaped pipe and the water collection U-shaped pipe are spliced and communicated through the condensation pipe, and the water collection U-shaped pipe, the condensation pipe and the conduction U-shaped pipe are connected to form the first condensation coil; the bottom of the water collecting U-shaped pipe is communicated with a water measuring pipe, the bottom end of the water measuring pipe is communicated with the collecting pipe, and an electromagnetic valve is mounted on the water measuring pipe; a liquid level sensor is arranged on the inner wall of the water measuring pipe; a condensing assembly is arranged in the condensing pipe; the first condensing coil and the second condensing coil are identical in structure.
In a preferred technical scheme of the invention, a frame plate is fixedly arranged on the inner wall of the bottom end of the condensation pipe, and a nut is fixedly arranged in the middle of the frame plate; the condensation assembly comprises a rod body, the outer wall of the bottom end of the rod body is provided with threads which are in threaded connection and fit with the nut, the top end of the rod body is fixedly provided with a lug, the outer wall of the lug is fixedly provided with a limiting ring, the outer wall of the limiting ring is matched with the inner wall of the condensation pipe, the top surface of the lug is downwards sunken and provided with a prism groove, and the rod body is supported and installed in the condensation pipe through the nut and the limiting ring; the outer wall of the rod body is fixedly provided with a plurality of heat-conducting fins which are distributed in a linear array along the length direction of the rod body, and the outer walls of the heat-conducting fins are abutted against the inner wall of the condensation pipe; the frame plate, the limiting ring and the heat conducting fins are all of grid plate structures.
In a preferred technical scheme of the invention, a support ring is fixedly arranged in the middle of the outer wall of the rod body, the outer wall of the support ring is abutted against the inner wall of the condensation pipe, and the support ring is of a grid plate structure.
In a preferred technical scheme of the invention, a guide plate is arranged above the liquid level sensor, the guide plate is fixed on the inner wall of the condensation pipe, the guide plate shields the liquid level sensor, and the lower inclined end of the guide plate is arranged towards the axial direction of the condensation pipe.
In a preferred technical scheme of the invention, the refrigeration structure comprises an installation frame with an open top, a cover plate is installed at the top of the installation frame, a plurality of heat-conducting plates are arranged on an internal fixing frame of the installation frame, the heat-conducting plates are distributed in a linear array along the width direction of the installation frame, a plurality of clamping grooves are formed in the bottoms of the heat-conducting plates and the installation frame corresponding to the condensation pipes, the condensation pipes penetrate through the installation frame and the heat-conducting plates through the clamping grooves, and the condensation pipes are in contact and abutted with the heat-conducting plates; a semiconductor refrigerating sheet is erected between the top surfaces of the heat conducting plates, and the refrigerating surface of the semiconductor refrigerating sheet is in contact with the heat conducting plates; and L-shaped frames are fixedly arranged at two ends of the mounting frame, and the L-shaped frames are fixed with two side walls of the mounting clamping cavity through screws.
The invention has the beneficial effects that:
the power distribution cabinet with the moisture-proof function is novel in structure, and the design of the air pump can actively pump and supply external air into the power distribution cabinet body; wherein, the refrigeration structure refrigerates the cooling to the condensation structure, and the gas of way condensation structure can be cooled down, and the moisture condensation that especially outside air current mix with condenses and is water, and the drop of water collects and arranges outward to realize cooling, the dehumidification of air current, inside the reduction moisture gets into the switch board body, realize the inside cooling heat dissipation of switch board and dampproofing effect.
Drawings
Fig. 1 is a schematic diagram of an internal structure of a mounting clip cavity of a power distribution cabinet with a moisture-proof function, provided in an embodiment of the present invention;
FIG. 2 is a schematic diagram of a combination of a condensing structure and a cooling structure provided in an embodiment of the present invention;
FIG. 3 is a schematic structural view of a U-shaped water collecting pipe provided in an embodiment of the present invention;
FIG. 4 is a schematic view showing an internal structure of a condensation duct provided in an embodiment of the present invention;
fig. 5 is a schematic view of a refrigeration structure provided in an embodiment of the present invention.
In the figure:
100. a power distribution cabinet body; 110. installing a clamp cavity; 200. an air pump; 300. a condensing structure; 310. a first gas delivery pipe; 320. a first condenser coil; 330. a second gas delivery pipe; 340. a second condenser coil; 350. a third gas delivery pipe; 360. a collector pipe; 400. a refrigeration structure; 410. installing a frame; 420. a cover plate; 430. a heat conducting plate; 440. a card slot; 450. a semiconductor refrigeration sheet; 510. a water collecting U-shaped pipe; 520. conducting a U-shaped pipe; 530. a condenser tube; 531. a frame plate; 532. a nut; 540. a water measuring pipe; 550. an electromagnetic valve; 560. a liquid level sensor; 570. a condensing assembly; 571. a rod body; 572. a bump; 573. a limiting ring; 574. a heat conductive sheet; 575. a support ring; 580. a baffle.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1 to 5, in the specific embodiment of the present invention, a power distribution cabinet with a moisture-proof function is disclosed, which includes a power distribution cabinet body, a mounting cavity 110 is disposed on a rear wall of the power distribution cabinet body 100, an air cooling and dehumidifying device is mounted inside the mounting cavity 110, an air inlet of the air cooling and dehumidifying device is communicated with an outside of the mounting cavity 110, and an air outlet of the air cooling and dehumidifying device is communicated with an inside of the power distribution cabinet body 100; the air cooling and dehumidifying device comprises an air pump 200, a condensing structure 300 and a refrigerating structure 400, wherein the air pump 200 and the condensing structure 300 are sequentially communicated along the air transmission direction, and an air outlet of the condensing structure 300 is communicated with the interior of the power distribution cabinet body 100; the condensation structure 300 passes through the inside of the refrigeration structure 400; the condensation structure 300 cools the airflow in the path to condense the moisture into water and collect the water for discharge.
The power distribution cabinet with the moisture-proof function is novel in structure, and the design of the air pump can actively pump and feed external air into the power distribution cabinet body; wherein, the refrigeration structure refrigerates the cooling to the condensation structure, and the gas of way condensation structure can be cooled down, and the moisture condensation that especially outside air current mix with condenses and is water, and the drop of water collects and arranges outward to realize cooling, the dehumidification of air current, inside the reduction moisture gets into the switch board body, realize the inside cooling heat dissipation of switch board and dampproofing effect.
Further, the condensation structure 300 comprises a first air pipe 310, a first condensation coil 320, a second air pipe 330, a second condensation coil 340 and a third air pipe 350 which are communicated in sequence, wherein an air inlet of the first air pipe 310 is communicated with an air outlet of the air pump 200, and an air outlet of the third air pipe 350 is communicated with the inside of the power distribution cabinet body 100; the lower bending sections of the first condensation coil 320 and the second condensation coil 340 are both communicated with a collecting pipe 360, and the discharge end of the collecting pipe 360 extends to the outside of the mounting clamping cavity 110; the number of the refrigeration structures 400 is 2, the refrigeration structures are respectively arranged corresponding to the first condensation coil 320 and the second condensation coil 340, and the first condensation coil 320 and the second condensation coil 340 are refrigerated and cooled; this structural design can greatly increase the air current at the inside removal stroke and the dwell time of condensation structure to make the air current can effectual cooling condensation, thereby reduce the moisture.
Further, the first condensing coil 320 includes a water collecting U-shaped tube 510, a conducting U-shaped tube 520 and a condensing tube 530, an opening of the water collecting U-shaped tube 510 is disposed upward, an opening of the conducting U-shaped tube 520 is disposed downward, the conducting U-shaped tube 520 and the water collecting U-shaped tube 510 are connected and communicated with each other through the condensing tube 530, and the water collecting U-shaped tubes 510, the condensing tube 530 and the conducting U-shaped tubes 520 are connected to form the first condensing coil 320; a water measuring pipe 540 is communicated with the bottom of the water collecting U-shaped pipe 510, the bottom end of the water measuring pipe 540 is communicated with a collecting pipe 360, and an electromagnetic valve 550 is installed on the water measuring pipe 540; a liquid level sensor 560 is arranged on the inner wall of the water measuring pipe 540; a condensing assembly 570 is arranged inside the condensing pipe 530; the first condensing coil 320 is identical in structure to the second condensing coil 340; the structural design enables the condensing coil to be an assembled structure, so that the processing and production of the water collecting U-shaped pipe, the conduction U-shaped pipe, the condensing pipe and the condensing assembly are facilitated, the corresponding number of adjustment and installation can be carried out according to the condition of the power distribution cabinet, and the applicability is expanded; the liquid level sensor is arranged in the water measuring pipe and can be used for detecting the accumulated water quantity collected in the water measuring pipe, when the accumulated water quantity does not reach the preset accumulated water quantity, the electromagnetic valve is in a closed state, smooth air flow feeding into the power distribution cabinet body is ensured, when the accumulated water quantity reaches the preset value, the corresponding electromagnetic valve is opened, and the accumulated water flows towards the collecting pipe and is discharged out of the power distribution cabinet; it should be noted that the liquid level sensors are installed on the corresponding water measuring pipes at different heights, the installation heights of the liquid level sensors are gradually reduced along the moving direction of the air flow and the sequence of the water collecting U-shaped pipes, the liquid level sensors on the water collecting U-shaped pipes close to the third air conveying pipes are arranged in the direction close to the electromagnetic valve, the water collecting requirement of the water collecting U-shaped pipes at the position is reduced, and the drainage of collected water is accelerated.
Further, as shown in fig. 4, a frame plate 531 is fixedly mounted on the inner wall of the bottom end of the condensation pipe 530, and a nut 532 is fixedly mounted in the middle of the frame plate 531; the condensation assembly 570 comprises a rod body 571, the outer wall of the bottom end of the rod body 571 is provided with threads to be in threaded connection with the nut 532, the top end of the rod body 571 is fixedly provided with a projection 572, the outer wall of the projection 572 is fixedly provided with a limiting ring 573, the outer wall of the limiting ring 573 is matched with the inner wall of the condensation pipe 530, the top surface of the projection 572 is recessed downwards to form a prismatic groove, and the rod body 571 is supported and installed in the condensation pipe 530 through the nut 532 and the limiting ring 573; a plurality of heat conducting fins 574 are fixedly installed on the outer wall of the rod 571, the plurality of heat conducting fins 574 are distributed in a linear array along the length direction of the rod 571, and the outer wall of the heat conducting fins 574 abuts against the inner wall of the condensing pipe 530; the frame plate 531, the limiting ring 573 and the heat conducting fins 574 are all grid plate structures; the structural design can facilitate the production and processing of the condensation pipe and the condensation assembly, and the assembly type mounting structure is adopted, so that the assembly type condensation assembly is convenient to disassemble, repair or replace and convenient to use; can ensure that the heat-conducting fin carries out effective cooling and heat dissipation, and can also facilitate the flow of condensed water.
Further, a support ring 575 is fixedly arranged in the middle of the outer wall of the rod 571, the outer wall of the support ring 575 abuts against the inner wall of the condensation pipe 530, and the support ring 575 is a grid plate structure; this structural design can further conveniently strengthen the cooperation of the body of rod and condenser pipe, makes things convenient for the installation of condensation subassembly.
Further, as shown in fig. 3, a guide plate 580 is disposed above the liquid level sensor 560, the guide plate 580 is fixed to an inner wall of the condensation duct 530, the guide plate 580 shields the liquid level sensor 560, and an inclined lower end of the guide plate 580 is disposed toward an axial direction of the condensation duct 530; this structural design can carry out the water conservancy diversion to the comdenstion water, prevents that the comdenstion water from direct and level sensor contact, avoids causing the mistake to touch the excitation.
Further, as shown in fig. 5, the refrigeration structure 400 includes an installation frame 410 with an open top, a cover plate 420 is installed on the top of the installation frame 410, a plurality of heat conduction plates 430 are installed on an internal fixing frame of the installation frame 410, the heat conduction plates 430 are distributed in a linear array along the width direction of the installation frame 410, a plurality of clamping grooves 440 are formed at the bottoms of the heat conduction plates 430 and the installation frame 410 corresponding to the condensation pipes 530, the condensation pipes 530 penetrate through the installation frame 410 and the heat conduction plates 430 through the clamping grooves 440, and the condensation pipes 530 are in contact with and supported by the heat conduction plates 430; a semiconductor refrigeration piece 450 is erected between the top surfaces of the heat conducting plates 430, and the refrigeration surface of the semiconductor refrigeration piece 450 is in contact with the heat conducting plates 430; the two ends of the mounting frame 410 are both fixedly provided with L-shaped frames, and the L-shaped frames are fixed with the two side walls of the mounting clamping cavity 110 through screws; the structural design can facilitate the later-stage installation of the refrigeration structure, so that the clamping groove and the condensation pipe can be in contact with each other for heat conduction, the temperature in the condensation pipe is reduced, and moisture condensation is facilitated; the semiconductor refrigerating sheet is used for realizing active refrigeration, accelerating refrigeration and cooling and promoting condensation.
The working principle is as follows:
semiconductor refrigeration piece work, refrigerate the cooling to the conducting strip, thereby realize the cooling to condenser pipe and inside condensation subassembly, the air pump feeds in outside air current toward switch board body is inside, can condense when the moisture way condensation subassembly that gets into along with the air current, the drop of water that condenses flows toward catchmenting U type pipe direction, and collect inside the water gage, the inside level sensor of water gage detects the water collection capacity, when reaching and predetermineeing the water collection capacity, the solenoid valve that corresponds is opened, catchment through converging the outside discharge of pipe toward installation clamp chamber.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (4)
1. The utility model provides a switch board with dampproofing function, includes the switch board body, its characterized in that:
the rear wall of the power distribution cabinet body is provided with an installation clamping cavity, an air cooling and dehumidifying device is installed in the installation clamping cavity, an air inlet of the air cooling and dehumidifying device is communicated with the outside of the installation clamping cavity, and an air outlet of the air cooling and dehumidifying device is communicated with the inside of the power distribution cabinet body;
the air cooling and dehumidifying device comprises an air pump, a condensing structure and a refrigerating structure, wherein the air pump and the condensing structure are sequentially communicated along the air transmission direction, and an air outlet of the condensing structure is communicated with the interior of the power distribution cabinet body; the condensing structure passes through the inside of the refrigerating structure; the condensation structure cools the air flow in the way so that the moisture is condensed into water and collected and discharged;
the condensation structure comprises a first gas pipe, a first condensation coil pipe, a second gas pipe, a second condensation coil pipe and a third gas pipe which are communicated in sequence, wherein a gas inlet of the first gas pipe is communicated with a gas outlet of the gas pump, and a gas outlet of the third gas pipe is communicated with the inside of the power distribution cabinet body;
the lower bending sections of the first condensing coil and the second condensing coil are communicated with a collecting pipe, and the discharge end of the collecting pipe extends to the outside of the mounting clamping cavity; the number of the refrigeration structures is 2, the refrigeration structures are respectively arranged corresponding to the first condensation coil and the second condensation coil, and the first condensation coil and the second condensation coil are refrigerated and cooled;
the first condensation coil comprises a water collection U-shaped pipe, a conduction U-shaped pipe and a condensation pipe, wherein the opening of the water collection U-shaped pipe is arranged upwards, the opening of the conduction U-shaped pipe is arranged downwards, the corresponding conduction U-shaped pipe and the water collection U-shaped pipe are spliced and communicated through the condensation pipe, and the water collection U-shaped pipe, the condensation pipe and the conduction U-shaped pipe are connected to form the first condensation coil;
the bottom of the water collecting U-shaped pipe is communicated with a water measuring pipe, the bottom end of the water measuring pipe is communicated with the collecting pipe, and an electromagnetic valve is mounted on the water measuring pipe; a liquid level sensor is arranged on the inner wall of the water measuring pipe; a condensing assembly is arranged in the condensing pipe; the first condensing coil and the second condensing coil are identical in structure;
the refrigeration structure comprises an installation frame with an open top, a cover plate is installed at the top of the installation frame, a plurality of heat-conducting plates are arranged on an internal fixing frame of the installation frame, the heat-conducting plates are distributed in a linear array mode along the width direction of the installation frame, a plurality of clamping grooves are formed in the bottoms of the heat-conducting plates and the installation frame corresponding to the condensation tubes, the condensation tubes penetrate through the installation frame and the heat-conducting plates through the clamping grooves, and the condensation tubes are in contact and abutting with the heat-conducting plates; a semiconductor refrigerating sheet is erected between the top surfaces of the heat conducting plates, and the refrigerating surface of the semiconductor refrigerating sheet is in contact with the heat conducting plates; and L-shaped frames are fixedly arranged at two ends of the mounting frame, and the L-shaped frames are fixed with two side walls of the mounting clamping cavity through screws.
2. The power distribution cabinet with the moisture-proof function according to claim 1, characterized in that:
a frame plate is fixedly arranged on the inner wall of the bottom end of the condensation pipe, and a nut is fixedly arranged in the middle of the frame plate; the condensation assembly comprises a rod body, the outer wall of the bottom end of the rod body is provided with threads which are in threaded connection and fit with the nut, the top end of the rod body is fixedly provided with a lug, the outer wall of the lug is fixedly provided with a limiting ring, the outer wall of the limiting ring is matched with the inner wall of the condensation pipe, the top surface of the lug is downwards sunken and provided with a prism groove, and the rod body is supported and installed in the condensation pipe through the nut and the limiting ring; the outer wall of the rod body is fixedly provided with a plurality of heat-conducting fins which are distributed in a linear array along the length direction of the rod body, and the outer walls of the heat-conducting fins are abutted against the inner wall of the condensation pipe; the frame plate, the limiting ring and the heat conducting fins are all of grid plate structures.
3. The power distribution cabinet with the moisture-proof function according to claim 2, characterized in that:
the middle part of the outer wall of the rod body is fixedly provided with a support ring, the outer wall of the support ring is abutted against the inner wall of the condensation pipe, and the support ring is of a grid plate structure.
4. The power distribution cabinet with the moisture-proof function according to claim 1, characterized in that:
the liquid level sensor's top is equipped with the guide plate, the guide plate is fixed in the inner wall of condenser pipe, the guide plate is right liquid level sensor forms and shelters from, the lower one end of slope of guide plate court the axis direction setting of condenser pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110662646.6A CN113314964B (en) | 2021-06-15 | 2021-06-15 | Power distribution cabinet with moisture-proof function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110662646.6A CN113314964B (en) | 2021-06-15 | 2021-06-15 | Power distribution cabinet with moisture-proof function |
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| Publication Number | Publication Date |
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| CN113314964A CN113314964A (en) | 2021-08-27 |
| CN113314964B true CN113314964B (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752974A (en) * | 2012-10-15 | 2015-07-01 | 江苏省电力公司常州供电公司 | Electric cabinet dehumidifier good in dehumidifying effect |
| CN207819192U (en) * | 2018-02-11 | 2018-09-04 | 深圳市载宇电气技术有限公司 | A kind of moisture-proof and high heat dissipation performance outdoor high-low voltage electric power distribution cabinet |
| CN211126549U (en) * | 2019-12-31 | 2020-07-28 | 苏州市英泰电器有限公司 | Outdoor switch board that humidity resistance is good |
| CN112382938A (en) * | 2020-12-10 | 2021-02-19 | 冯杰慧 | Electric power distribution cabinet with dehumidification function |
| CN112803278A (en) * | 2021-01-15 | 2021-05-14 | 尧欣 | Electric power cabinet that heat dissipation is good |
-
2021
- 2021-06-15 CN CN202110662646.6A patent/CN113314964B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752974A (en) * | 2012-10-15 | 2015-07-01 | 江苏省电力公司常州供电公司 | Electric cabinet dehumidifier good in dehumidifying effect |
| CN207819192U (en) * | 2018-02-11 | 2018-09-04 | 深圳市载宇电气技术有限公司 | A kind of moisture-proof and high heat dissipation performance outdoor high-low voltage electric power distribution cabinet |
| CN211126549U (en) * | 2019-12-31 | 2020-07-28 | 苏州市英泰电器有限公司 | Outdoor switch board that humidity resistance is good |
| CN112382938A (en) * | 2020-12-10 | 2021-02-19 | 冯杰慧 | Electric power distribution cabinet with dehumidification function |
| CN112803278A (en) * | 2021-01-15 | 2021-05-14 | 尧欣 | Electric power cabinet that heat dissipation is good |
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| CN113314964A (en) | 2021-08-27 |
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