CN112600109B - Electric power cabinet cooling device and cooling method - Google Patents
Electric power cabinet cooling device and cooling method Download PDFInfo
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- CN112600109B CN112600109B CN202011563168.5A CN202011563168A CN112600109B CN 112600109 B CN112600109 B CN 112600109B CN 202011563168 A CN202011563168 A CN 202011563168A CN 112600109 B CN112600109 B CN 112600109B
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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
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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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
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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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/38—Hinged covers or doors
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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
- H02B1/46—Boxes; Parts thereof or accessories therefor
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention belongs to the technical field of cooling of electric power cabinets, and particularly relates to a cooling device and a cooling method for an electric power cabinet, aiming at the problem that the conventional cooling device for the electric power cabinet cannot sufficiently cool the interior of the electric power cabinet in a layered manner, the cooling device comprises a cabinet body, wherein mounting rods distributed at equal intervals are fixed on the inner walls of two sides of the cabinet body through bolts, a second air suction hopper is fixed at one end of each mounting rod through a bolt, fixing plates are fixed on the inner walls of two sides of the cabinet body through bolts, an air suction pipe is sleeved at the output end of the second air suction hopper, and one end of the air suction pipe is communicated with the interior of each fixing plate. According to the invention, the U-shaped pipe guides the condensed water into the water storage tank through the connecting pipe for storage, so that the condensed water can be fully utilized, and the heat discharged by the power boxes with different heights can be sucked out through the second air suction hoppers arranged in a layered manner, so that the heat dissipation efficiency of the device is enhanced.
Description
Technical Field
The invention relates to the technical field of electric power cabinet cooling, in particular to an electric power cabinet cooling device and a cooling method.
Background
The electric cabinet adopts a stainless steel door shaft and a double-source special terminal box handle, and a limiting and anti-rebound mechanism is arranged in a box door; the door and the box body adopt a totally-enclosed structure, and are matched with a sealing rubber strip and a waterproof groove, so that the door and the box body have the four-prevention function of preventing rain, wind, sand and dust; the lead knock-off hole is improved into an I-shaped detachable structure, so that the introduction of a cable is facilitated; the box body is made by micro-mark and non-mark manufacturing processes, so that the appearance is more attractive; the box body is made of imported stainless steel materials, and has the advantages of good strength, high hardness, attractive surface, good sealing property, strong corrosion resistance, long service life and easiness in maintenance.
In the daily use of electric power cabinet, often can cause the inside accumulational heat of electric power cabinet too high because the heat that the inside electronic component of electric power cabinet gived off, then can cause the electronic component life-span to reduce lightly, then heavy still can lead to the in-cabinet heat to pile up too high and lead to dangerous occurence of failure, also have a lot of electric power cabinets at present and adopt the heat sink to cool down to electric power cabinet.
But in the in-service use process, current electric power cabinet heat sink can not be abundant carry out the layering cooling to electric power cabinet inside, and the practicality is relatively poor.
Disclosure of Invention
The invention provides a cooling device and a cooling method for an electric power cabinet, which are based on the technical problem that the existing cooling device for the electric power cabinet cannot sufficiently perform layered cooling on the interior of the electric power cabinet.
The invention provides a cooling device and a cooling method for an electric power cabinet, which comprises a cabinet body, wherein mounting rods which are distributed equidistantly are fixed on the inner walls of two sides of the cabinet body through bolts, a second air suction hopper is fixed at one end of each mounting rod through a bolt, fixing plates are fixed on the inner walls of two sides of the cabinet body through bolts, an air suction pipe is sleeved at the output end of the second air suction hopper, one end of the air suction pipe is communicated with the inside of each fixing plate, an air vent plate is fixed on the outer wall of one side of each fixing plate through bolts, an inserting hole is formed in the outer wall of one side of each air vent plate, a U-shaped pipe is inserted into the inner wall of each inserting hole, one end of each U-shaped pipe is sleeved with the air suction pipe, a cooling pipe is sleeved on the outer wall of each air suction pipe, a water inlet pipe is sleeved at the input end of each cooling pipe, a water outlet pipe is sleeved at the output end of each cooling pipe, a water storage tank is fixed on two sides of the outer wall of the bottom of the cabinet body through bolts, the top outer wall of the water storage tank is fixedly provided with a booster pump through bolts, one end of the water inlet pipe is inserted into the output end of the booster pump, the bottom outer wall of the U-shaped pipe is provided with a backflow hole, the inner wall of the backflow hole is inserted with a connecting pipe, one end of the connecting pipe is communicated with the inside of the water storage tank, the top inner wall of the cabinet body is fixedly provided with a first air suction hopper through bolts, and the bottom inner wall of the cabinet body is fixedly provided with an electric power box through bolts.
Preferably, the top outer wall of the cabinet body is fixed with a gas storage box through bolts, and the outer walls of two sides of the gas storage box are fixed with a drying box through bolts.
Preferably, a sliding groove is formed in the outer wall of one side of the drying box, a sliding rail is fixed to the inner wall of the sliding groove through a bolt, and a drying drawer is connected to the inner wall of the sliding rail in a sliding mode.
Preferably, one end of the suction pipe is communicated with the inside of the drying box, and the first suction hopper is communicated with the inside of the gas storage box.
Preferably, the four corners department of cabinet body top outer wall all has the bracing piece through the bolt fastening, and the one end of bracing piece has the ceiling through the bolt fastening.
Preferably, the edge of one side of the outer wall of the cabinet body is connected with a cabinet door through a hinge, one side of the outer wall of the cabinet door is provided with fixing holes distributed equidistantly, and the inner wall of each fixing hole is fixed with a filter plate through a bolt.
Preferably, a connecting plate is fixed on the outer wall of one side of the cabinet door through a bolt, air vents are formed in the outer walls of two sides of the connecting plate, an air outlet plate is fixed on the inner wall of each air vent through a bolt, an air outlet hole is formed in the outer wall of one side of the air storage box, an air inlet pipe is inserted into the inner wall of each air outlet hole, and one end of each air inlet pipe is communicated with the inside of the connecting plate.
Preferably, the top outer wall of ceiling is opened there is the guiding gutter, and the top outer wall of outlet pipe is opened there is the water collecting hole, and the inner wall in water collecting hole is pegged graft and is had into water fill.
Preferably, the method for cooling the electric power cabinet comprises the following steps:
s1: when the device is used, the power box can generate a lot of heat, the heat can enter the air suction pipe through the second air suction hopper arranged in a layered mode, at the moment, the booster pump is started to suck water in the water storage box into the cooling pipe through the water inlet pipe, cooling water in the cooling pipe can cool hot air, the hot air can be condensed, a certain amount of water drops can be generated after condensation, the water drops flow downwards along the air suction pipe and finally flow into the U-shaped pipe, the U-shaped pipe guides the condensed water into the water storage box through the connecting pipe to be stored, therefore, the condensed water can be fully utilized, the heat discharged by the power boxes with different heights can be sucked out through the second air suction hopper arranged in a layered mode, and the heat dissipation efficiency of the device is improved;
s2: when the hot air is cooled, the hot air enters the drying box for further drying, the dried air enters the air storage box for storage, the air in the box can be pressurized by the air storage box, the pressurized air enters the connecting plate through the air inlet pipe, the connecting plate sprays the air onto the filter plate through the air outlet plate, so that convection can be performed with the air entering the cabinet body, the high-pressure air sprayed in the convection process can take the dust accumulated on the filter plate out of the cabinet door, and meanwhile, the dust can be prevented from entering the cabinet body;
s3: when the cabinet door needs to be opened, the air inlet pipe can be extracted, people can conveniently open the power box inside the cabinet door inspection cabinet, rainwater can be prevented from entering the cabinet body through the ceiling when raining, and the service life of the electronic element is further prolonged.
The beneficial effects of the invention are as follows:
1. the invention is provided with the second air suction hopper, the electric power box, the air suction pipe, the booster pump, the water inlet pipe, the water outlet pipe and the U-shaped pipe, when in use, the electric power box can generate a lot of heat which can enter the air suction pipe through the second air suction hopper which is arranged in a layered manner, at the moment, the booster pump is started to suck the water in the water storage box into the cooling pipe through the water inlet pipe, the cooling water in the cooling pipe can cool the hot air, at the moment, the hot air can be condensed to generate a certain amount of water drops after condensation, the water drops flow downwards along the air suction pipe and finally flow into the U-shaped pipe, the U-shaped pipe guides the condensed water into the water storage box through the connecting pipe to be stored, thereby the condensed water can be fully utilized, the heat discharged by the electric power boxes with different heights can be sucked out through the second air suction hopper which is arranged in a layered manner, the heat dissipation efficiency of the device is enhanced, the structure is reasonable, the practicability is stronger.
2. According to the invention, by arranging the drying box, the air storage box, the air outlet plate, the filter plate and the cabinet door, when the hot air is cooled, the hot air enters the drying box for further drying, the dried air enters the air storage box for storage, the air in the box can be pressurized by the air storage box at the moment, the pressurized air enters the connecting plate through the air inlet pipe, the connecting plate sprays the air onto the filter plate through the air outlet plate, so that convection with the air entering the cabinet body can be carried out, the dust accumulated on the filter plate can be taken out of the cabinet door by the high-pressure air sprayed in the convection process, meanwhile, the dust can be prevented from entering the cabinet body, the electronic elements in the cabinet body can be well protected, and the service life of the electronic elements is prolonged.
3. According to the invention, the cabinet door, the ceiling and the cabinet body are arranged, so that the air inlet pipe can be pulled out when the cabinet door needs to be opened, people can conveniently open the cabinet door to inspect the power box in the cabinet body, rainwater can be prevented from entering the cabinet body through the ceiling when raining, the service life of electronic components is further shortened, and meanwhile, rainwater can be prevented from wetting a drying agent in the drying box.
4. By arranging the water guide groove and the water inlet hopper, rainwater can enter the water inlet hopper through the water guide groove and can enter the water outlet pipe through the water inlet hopper during raining, so that water in the cooling pipe can be supplemented.
Drawings
Fig. 1 is a schematic view of an overall structure of a cooling device and a cooling method for an electric power cabinet according to embodiment 1 of the present invention;
FIG. 2 is a three-dimensional structure diagram of a connection board of the cooling device and the cooling method for an electric power cabinet according to the present invention;
fig. 3 is an enlarged schematic structural diagram of a point a of the cooling device and the cooling method for the electric power cabinet according to the present invention;
FIG. 4 is a three-dimensional structure diagram of a gas storage box of the cooling device and the cooling method for the power cabinet according to the present invention;
FIG. 5 is a flowchart of a cooling apparatus and a cooling method for an electric power cabinet according to the present invention;
fig. 6 is a perspective structural view of a cooling device and a cooling method for an electric power cabinet according to embodiment 2 of the present invention.
In the figure: the air conditioner comprises a ceiling 1, an air suction pipe 2, a water outlet pipe 3, a cabinet door 4, a filter plate 5, a water storage tank 6, a ventilation plate 7, a drying box 8, a gas storage box 9, a fixing plate 10, a connecting plate 11, an air outlet plate 12, a cooling pipe 13, a first air suction hopper 14, a second air suction hopper 15, a booster pump 16, a water inlet pipe 17, a connecting pipe 18, a U-shaped pipe 19, an electric power box 20, a cabinet body 21, an air inlet pipe 22, a water guide groove 23 and a water inlet hopper 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1:
referring to fig. 1-5, a cooling device and a cooling method for an electric power cabinet comprises a cabinet body 21, wherein mounting rods are fixed on the inner walls of two sides of the cabinet body 21 at equal intervals through bolts, a second air suction hopper 15 is fixed on one end of each mounting rod through bolts, fixing plates 10 are fixed on the inner walls of two sides of the cabinet body 21 through bolts, an air suction pipe 2 is sleeved on the output end of each second air suction hopper 15, one end of each air suction pipe 2 is communicated with the inside of the fixing plate 10, a vent plate 7 is fixed on the outer wall of one side of the fixing plate 10 through bolts, an inserting hole is formed in the outer wall of one side of the vent plate 7, a U-shaped pipe 19 is inserted into the inner wall of the inserting hole, one end of the U-shaped pipe 19 is sleeved on the air suction pipe 2, a cooling pipe 13 is sleeved on the outer wall of the air suction pipe 2, an inlet pipe 17 is sleeved on the input end of the cooling pipe 13, an outlet pipe 3 is sleeved on the output end of the cooling pipe 13, water storage tanks 6 are fixed on two sides of the outer wall of the bottom of the cabinet body 21 through bolts, the top outer wall of storage water tank 6 has booster pump 16 through the bolt fastening, and the one end of inlet tube 17 is pegged graft in booster pump 16's output, and open the bottom outer wall of U type pipe 19 has the backward flow hole, and the inner wall in backward flow hole is pegged graft and is had connecting pipe 18, and the one end of connecting pipe 18 communicates with each other with storage water tank 6 is inside, and the top inner wall of the cabinet body 21 has first air suction bucket 14 through the bolt fastening, and the bottom inner wall of the cabinet body 21 has power box 20 through the bolt fastening.
According to the invention, the air storage box 9 is fixed on the outer wall of the top of the cabinet body 21 through bolts, and the drying box 8 is fixed on the outer walls of two sides of the air storage box 9 through bolts.
In the invention, a sliding groove is formed in the outer wall of one side of the drying box 8, a sliding rail is fixed on the inner wall of the sliding groove through a bolt, and a drying drawer is connected to the inner wall of the sliding rail in a sliding manner.
In the invention, one end of the air suction pipe 2 is communicated with the inside of the drying box 8, and the first air suction hopper 14 is communicated with the inside of the air storage box 9.
In the invention, supporting rods are fixed at four corners of the outer wall of the top of the cabinet body 21 through bolts, and a ceiling 1 is fixed at one end of each supporting rod through a bolt.
According to the invention, the edge of one side outer wall of the cabinet body 21 is connected with the cabinet door 4 through a hinge, one side outer wall of the cabinet door 4 is provided with fixing holes distributed at equal intervals, and the inner wall of each fixing hole is fixed with the filter plate 5 through a bolt.
In the invention, a connecting plate 11 is fixed on the outer wall of one side of a cabinet door 4 through bolts, air vents are formed in the outer walls of two sides of the connecting plate 11, air outlet plates 12 are fixed on the inner walls of the air vents through bolts, air outlet holes are formed in the outer wall of one side of an air storage box 9, air inlet pipes 22 are inserted into the inner walls of the air outlet holes, and one ends of the air inlet pipes 22 are communicated with the inside of the connecting plate 11.
The invention discloses a cooling method of an electric power cabinet, which comprises the following steps:
s1: when the device is used, the electric box 20 can generate a lot of heat, the heat can enter the air suction pipe 2 through the second air suction hopper 15 which is arranged in a layered mode, at the moment, the booster pump 16 is started to suck water in the water storage tank 6 into the cooling pipe 13 through the water inlet pipe 17, cooling water in the cooling pipe 13 can cool hot air, at the moment, the hot air can be condensed, a certain amount of water drops can be generated after condensation, the water drops flow downwards along the air suction pipe 2 and finally flow into the U-shaped pipe 19, the U-shaped pipe 19 guides condensed water into the water storage tank 6 through the connecting pipe 18 for storage, so that the condensed water can be fully utilized, the heat discharged by the electric boxes 20 with different heights can be sucked out through the second air suction hopper 15 which is arranged in a layered mode, and the heat dissipation efficiency of the device is improved;
s2: when the hot air is cooled, the hot air enters the drying box 8 for further drying, the dried air enters the air storage box 9 for storage, at the moment, the air in the box can be pressurized by the air storage box 9, the pressurized air enters the connecting plate 11 through the air inlet pipe 22, the air is sprayed onto the filter plate 5 through the air outlet plate 12 by the connecting plate 11, so that convection can be carried out between the air and the air entering the cabinet body 21, the dust accumulated on the filter plate 5 can be taken out of the cabinet door 4 by the high-pressure air sprayed in the convection process, and meanwhile, the dust can be prevented from entering the cabinet body 21;
s3: when the cabinet door 4 needs to be opened, the air inlet pipe 22 can be pulled out, people can conveniently open the power box 20 inside the cabinet door 4 inspection cabinet body 21, rainwater can be prevented from entering the cabinet body 21 through the ceiling 1 when raining, and the service life of electronic elements is further shortened.
When the device is used, the electric box 20 can generate a lot of heat in use, the heat can enter the air suction pipe 2 through the second air suction hopper 15 which is arranged in a layered manner, at the moment, the booster pump 16 is started to suck water in the water storage tank 6 into the cooling pipe 13 through the water inlet pipe 17, the cooling water in the cooling pipe 13 can cool hot air, at the moment, the hot air can be condensed, a certain amount of water drops can be generated after condensation, the water drops flow downwards along the air suction pipe 2 and finally flow into the U-shaped pipe 19, the U-shaped pipe 19 guides the condensed water into the water storage tank 6 through the connecting pipe 18 for storage, so that the condensed water can be fully utilized, the heat exhausted by the electric boxes 20 with different heights can be sucked out through the second air suction hopper 15 which is arranged in a layered manner, the heat dissipation efficiency of the device is enhanced, and the hot air enters the drying box 8 for further drying after being cooled, air after the drying enters into the gas storage box 9 to be stored, the gas storage box 9 can pressurize the air in the box at this moment, the air after the pressurization enters into the connecting plate 11 through the air inlet pipe 22, the connecting plate 11 sprays the air onto the filter 5 through the air outlet plate 12, thereby convection can be carried out with the air entering into the cabinet body 21, the accumulated dust on the filter 5 can be taken out of the cabinet door 4 by the high-pressure air sprayed in the convection process, meanwhile, the dust can also be prevented from entering into the cabinet body 21, when the cabinet door 4 needs to be opened, the air inlet pipe 22 can be extracted, people can conveniently open the power box 20 inside the cabinet door 4 inspection cabinet body 21, rainwater can be prevented from entering into the cabinet body 21 through the ceiling 1 when raining, and the service life of electronic elements is further reduced.
Example 2:
referring to fig. 6, in this embodiment, compared with embodiment 1, the cooling device for an electric power cabinet and the cooling method further include that a water guiding groove 23 is formed in the outer wall of the top of the ceiling 1, a water collecting hole is formed in the outer wall of the top of the water outlet pipe 3, and a water inlet hopper 24 is inserted into the inner wall of the water collecting hole.
During the use, during rainy rainwater can enter into through guiding gutter 23 and fill 24 into, the rainwater can enter into outlet pipe 3 through into fill 24 into to can supply the water in the cooling tube 13.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (3)
1. A cooling device of an electric power cabinet comprises a cabinet body (21) and is characterized in that mounting rods which are distributed equidistantly are fixed on the inner walls of two sides of the cabinet body (21) through bolts, a second air suction hopper (15) is fixed on one end of each mounting rod through bolts, fixing plates (10) are fixed on the inner walls of two sides of the cabinet body (21) through bolts, an air suction pipe (2) is sleeved on the output end of the second air suction hopper (15), one end of the air suction pipe (2) is communicated with the inside of the fixing plate (10), a vent plate (7) is fixed on the outer wall of one side of the fixing plate (10) through bolts, an inserting hole is formed in the outer wall of one side of the vent plate (7), a U-shaped pipe (19) is inserted into the inner wall of the inserting hole, the air suction pipe (2) is sleeved on one end of the U-shaped pipe (19), a cooling pipe (13) is sleeved on the outer wall of the air suction pipe (2), the water-saving cooling cabinet is characterized in that an input end of the cooling pipe (13) is sleeved with a water inlet pipe (17), an output end of the cooling pipe (13) is sleeved with a water outlet pipe (3), both sides of the outer wall of the bottom of the cabinet body (21) are fixedly provided with water storage tanks (6) through bolts, the outer wall of the top of each water storage tank (6) is fixedly provided with a booster pump (16) through bolts, one end of the water inlet pipe (17) is inserted into the output end of each booster pump (16), the outer wall of the bottom end of the U-shaped pipe (19) is provided with a backflow hole, the inner wall of the backflow hole is inserted with a connecting pipe (18), one end of the connecting pipe (18) is communicated with the inside of each water storage tank (6), the inner wall of the top of the cabinet body (21) is fixedly provided with a first air suction hopper (14) through bolts, and the inner wall of the bottom of the cabinet body (21) is fixedly provided with an electric power box (20) through bolts;
the outer wall of the top of the cabinet body (21) is fixedly provided with a gas storage box (9) through bolts, and the outer walls of two sides of the gas storage box (9) are fixedly provided with a drying box (8) through bolts;
a sliding groove is formed in the outer wall of one side of the drying box (8), a sliding rail is fixed to the inner wall of the sliding groove through a bolt, and a drying drawer is connected to the inner wall of the sliding rail in a sliding mode;
one end of the air suction pipe (2) is communicated with the inside of the drying box (8), and the first air suction hopper (14) is communicated with the inside of the air storage box (9);
supporting rods are fixed at four corners of the outer wall of the top of the cabinet body (21) through bolts, and a ceiling (1) is fixed at one end of each supporting rod through a bolt;
the edge of the outer wall of one side of the cabinet body (21) is connected with a cabinet door (4) through a hinge, the outer wall of one side of the cabinet door (4) is provided with fixing holes distributed at equal intervals, and the inner wall of each fixing hole is fixed with a filter plate (5) through a bolt;
the cabinet door is characterized in that a connecting plate (11) is fixed on the outer wall of one side of the cabinet door (4) through bolts, air vents are formed in the outer walls of two sides of the connecting plate (11), air outlet plates (12) are fixed on the inner walls of the air vents through bolts, air outlet holes are formed in the outer wall of one side of the air storage box (9), air inlet pipes (22) are inserted into the inner walls of the air outlet holes, and one ends of the air inlet pipes (22) are communicated with the inside of the connecting plate (11).
2. The electric power cabinet cooling device according to claim 1, wherein the top outer wall of the ceiling (1) is provided with a water guiding groove (23), the top outer wall of the water outlet pipe (3) is provided with a water collecting hole, and the inner wall of the water collecting hole is inserted with a water inlet hopper (24).
3. A method for cooling an electric cabinet, which is characterized by using the electric cabinet cooling device of claim 1 or 2, and comprising the following steps:
s1: when in use, the electric box (20) generates a lot of heat which can enter the air suction pipe (2) through the second air suction hopper (15) arranged in layers, at the moment, a booster pump (16) is started to suck the water in the water storage tank (6) into the cooling pipe (13) through a water inlet pipe (17), the cooling water in the cooling pipe (13) can cool the hot air, the hot air can be condensed at the moment, a certain amount of water drops can be generated after condensation, the water drops flow downwards along the air suction pipe (2) and finally flow into the U-shaped pipe (19), the U-shaped pipe (19) guides the condensed water into the water storage tank (6) through the connecting pipe (18) for storage, therefore, the condensed water can be fully utilized, and the heat discharged by the power boxes (20) with different heights can be sucked out through the second air suction hoppers (15) arranged in a layered mode, so that the heat dissipation efficiency of the device is enhanced;
s2: when the hot air is cooled, the hot air enters the drying box (8) for further drying, the dried air enters the air storage box (9) for storage, at the moment, the air in the box can be pressurized by the air storage box (9), the pressurized air enters the connecting plate (11) through the air inlet pipe (22), the air is sprayed onto the filter plate (5) through the air outlet plate (12) by the connecting plate (11), so that convection can be performed with the air entering the cabinet body (21), the dust accumulated on the filter plate (5) can be taken out of the cabinet door (4) by the high-pressure air sprayed in the convection process, and meanwhile, the dust can be prevented from entering the cabinet body (21);
s3: when the cabinet door (4) needs to be opened, the air inlet pipe (22) can be pulled out, people can conveniently open the power box (20) inside the cabinet door (4) checking cabinet body (21), rainwater can be prevented from entering the cabinet body (21) through the ceiling (1) when raining, and the service life of the electronic element is further shortened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011563168.5A CN112600109B (en) | 2020-12-25 | 2020-12-25 | Electric power cabinet cooling device and cooling method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011563168.5A CN112600109B (en) | 2020-12-25 | 2020-12-25 | Electric power cabinet cooling device and cooling method |
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| CN112600109A CN112600109A (en) | 2021-04-02 |
| CN112600109B true CN112600109B (en) | 2022-09-20 |
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| CN113593824A (en) * | 2021-05-19 | 2021-11-02 | 国网河北省电力有限公司石家庄市藁城区供电分公司 | Insulation protection device for power transformer |
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