CN112351661B - Outdoor electrical cabinet heat insulation and cooling treatment equipment and cooling treatment method for electric power system - Google Patents
Outdoor electrical cabinet heat insulation and cooling treatment equipment and cooling treatment method for electric power system Download PDFInfo
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- CN112351661B CN112351661B CN202011370574.XA CN202011370574A CN112351661B CN 112351661 B CN112351661 B CN 112351661B CN 202011370574 A CN202011370574 A CN 202011370574A CN 112351661 B CN112351661 B CN 112351661B
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
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- Microelectronics & Electronic Packaging (AREA)
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Abstract
The invention discloses heat-insulating and cooling treatment equipment and a cooling treatment method for an outdoor electrical cabinet of an electric power system, which relate to the technical field of electrical cabinets, wherein an electric cabinet and a temperature sensor are arranged in an installation room; the first heat dissipation net is arranged on the side wall of the installation chamber; one end of the air inlet pipe penetrates through the partition plate and stretches into the mounting chamber, and the other end of the air inlet pipe stretches into the cooling chamber; the air inlet cover penetrates through the side wall of the cooling chamber and is connected with one end of the air inlet pipe extending into the cooling chamber; the rotating column is rotationally arranged at the center of the upper end wall of the installation chamber; the rotating cover is arranged on the rotating column; the solar power generation plate is arranged on the positioning table; the upper end wall of the heat insulation plate is connected with the rotary cover; the baffle cover is sleeved on the outer side wall of the electric cabinet, and the upper end of the outer side wall of the baffle cover is connected with the inner wall of the heat insulation plate; the fan is arranged on the side wall of the baffle cover corresponding to the heat insulation plate; the transmission structure is arranged on the heat insulation plate; the invention has the advantages of convenient use, energy conservation, environmental protection, good cooling and cold-resistant effects, and the like.
Description
Technical Field
The invention relates to the technical field of electrical cabinets, in particular to outdoor electrical cabinet heat insulation and cooling treatment equipment and a cooling treatment method for an electric power system.
Background
The electrical cabinet is a cabinet which is formed by processing steel materials and is used for protecting components from working normally; the manufacturing materials of the electrical cabinet are generally divided into a hot-rolled steel plate and a cold-rolled steel plate; compared with a hot-rolled steel plate, the cold-rolled steel plate is softer and more suitable for manufacturing an electric cabinet; the electric appliance cabinet is widely used in chemical industry, environmental protection industry, electric power system, metallurgical system, industry, nuclear power industry, fire safety monitoring, traffic industry and the like.
The extreme weather in northwest areas of China frequently occurs, the day-night temperature difference is extremely large, the earth surface temperature in northwest areas of daytime is always increased to about 70 ℃, and the night is extremely cold, so that municipal equipment is required to be damaged, most common is that electrical components in an electrical cabinet are failed due to high temperature and low temperature, and the cold resistance and heat resistance functions of the existing electrical cabinet are mainly applied to the south, so that the application provides outdoor electrical cabinet heat insulation and temperature reduction treatment equipment for an electric power system and a use method thereof.
Disclosure of Invention
The invention aims to solve the technical problem of providing outdoor electrical cabinet heat insulation and cooling treatment equipment and a cooling treatment method thereof for an electric power system, so as to solve the problem that the prior electrical cabinet in the prior art described in the background art is not suitable for the environment with larger day and night temperature difference in northwest.
In order to achieve the above object, the present invention provides the following technical solutions: an outdoor electrical cabinet heat insulation and temperature reduction treatment device for an electric power system comprises
The electric appliance cabinet is cylindrical and is fixed on the ground through a base;
the installation chamber and the cooling chamber are arranged on the electrical cabinet, and the installation chamber is positioned above the cooling chamber;
the cabinet door is arranged on the side wall of the installation chamber;
the electric control box and the temperature sensor are arranged in the mounting chamber;
the partition board is arranged in the electrical cabinet and is used for separating the installation chamber from the cooling chamber;
the first heat dissipation net is arranged on the side wall of the installation chamber;
the air inlet pipes are arranged, one ends of the air inlet pipes penetrate through the partition plates and extend into the mounting chamber, and the other ends of the air inlet pipes extend into the cooling chamber;
the air inlet covers penetrate through the side wall of the cooling chamber and are connected with one end of the air inlet pipe extending into the cooling chamber;
the rotating column is rotationally arranged at the center of the upper end wall of the installation chamber and is driven to rotate by the power structure;
the rotating cover is arranged on the rotating column, the rotating column is connected with the center of the rotating cover, and the diameter of the rotating cover is larger than that of the upper end wall of the mounting chamber;
the solar power generation plates are arranged on the positioning tables, and the positioning tables are arranged on the upper surface of the rotating cover;
the heat insulation plate is semicircular, the upper end wall is connected with the rotating cover, and the heat insulation plate surrounds the outer wall of the electric appliance cabinet; wherein, the inner arc wall of the heat insulation board, the lower surface of the rotary cover and the outer wall of the electrical cabinet form a heat insulation gap;
the shielding cover is in a ring shape and sleeved on the outer side wall of the electrical cabinet, the upper end of the outer side wall of the shielding cover is connected with the inner wall of the heat insulation plate, and the opening end of the shielding cover is in sliding contact with the outer wall of the electrical cabinet; a ventilation gap is reserved between the side wall of the shielding cover and the heat insulation plate, and the air inlet cover is covered by the shielding cover;
the fans are arranged on the side walls of the shielding covers corresponding to the heat insulation plates and used for introducing air in the ventilation gaps into the shielding covers;
the transmission structure is arranged on the heat insulation plate and used for providing rotary power for the fan;
the transmission structure comprises
The solar water heater is arranged around the outer wall of the heat insulation plate and is connected with the heat insulation plate through the mounting plate;
the heating box is semicircular and sleeved on the outer side wall of the heat insulation plate, a pressure gauge and a liquid level meter are arranged on the upper end wall of the heating box, and a plurality of electric heating pipes are arranged on the side wall of the heating box;
one end of the drain pipe is connected with the water outlet end of the solar water heater, the other end of the drain pipe is connected with the heating box, and a first electromagnetic valve is arranged on the drain pipe;
the steam box is semicircular and sleeved on the outer side wall of the heat insulation plate;
a plurality of steam pipes, one ends of which are connected with the upper end of the outer side wall of the heating box, and the other ends of which are connected with the upper end wall of the steam box, wherein a third electromagnetic valve is arranged on the steam pipes;
the transmission rods horizontally penetrate through the heat insulation plates and are rotationally connected with the heat insulation plates, one end of each transmission rod is connected with a rotating shaft of the fan, and the other end of each transmission rod extends into the steam box and is connected with the impeller; wherein, the steam in the steam pipe enters the steam box and then pushes the impeller to rotate;
the water storage tank is buried underground, a water pump is arranged in the water storage tank, and the water pump is connected with a water outlet pipe to supply water for the solar water heater;
one end of the exhaust pipe is connected with the steam box, the other end of the exhaust pipe is connected with the water storage tank, the exhaust pipe is used for conveying steam in the steam box into the water storage tank, and the steam is gradually cooled when passing through the exhaust pipe.
Preferably: the transmission structure also comprises
The copper pipe is arranged in the cooling chamber through the positioning plate, and the part of the air inlet pipe extending into the cooling chamber is coiled on the outer wall of the copper pipe in a serpentine shape;
one end of the water outlet pipe is connected with the water outlet end of the water pump, and the other end of the water outlet pipe penetrates through the side wall of the cooling chamber and is connected with one end of the copper pipe;
one end of the connecting pipe is connected with one end, far away from the water outlet pipe, of the copper pipe, and the other end of the connecting pipe penetrates through the partition plate and the side wall of the cooling chamber and stretches into the heat insulation gap;
one end of the hose is connected with the connecting pipe in the heat insulation gap, and the other end of the hose penetrates through the heat insulation plate to be connected with the water inlet end of the solar water heater.
Preferably: the transmission structure also comprises
The heat preservation pipe is snakelike to set up in the thermal-insulated clearance, and the lateral wall and the drain pipe connection of running through the heat insulating board of one end of this heat preservation pipe, the lateral wall and the heating cabinet connection of running through the heat insulating board of the other end of this heat preservation pipe, and this heat preservation pipe and drain pipe junction are located between the water outlet end of first solenoid valve and solar water heater, are provided with the second solenoid valve on this heat preservation pipe.
Preferably: the front end opening end of the heat insulation gap is provided with a baffle plate, the baffle plate is connected with the rotating cover and the heat insulation plate, and the inner side wall of the baffle plate is in sliding contact with the outer wall of the electric cabinet;
the second heat dissipation net is arranged on the heat insulation plate and is used for exhausting air in the heat insulation gap.
Preferably: the baffle plate is provided with a positioning groove at a position corresponding to the baffle cover, and the inner wall of the positioning groove is connected with the outer wall of the baffle cover.
Preferably: the baffle plate is also provided with a protruding part corresponding to the position of the rotating column.
Preferably: the lower extreme open end of this thermal-insulated clearance still is provided with the filter screen, and the outer wall of this filter screen is connected, outer wall and the outer wall sliding contact of electrical cabinet with the inner wall of heat insulating board.
Preferably: the power structure comprises
The tooth ring is sleeved on the outer wall of the rotating column;
the servo motor is arranged on the upper end wall of the mounting chamber;
and the gear is meshed with the toothed ring and is arranged on an output shaft of the servo motor.
Preferably: a protective cover is arranged on the outer circumferential wall of the heat insulating plate, the heating box and the steam box are arranged in the protective cover, and the drain pipe and the exhaust pipe penetrate through the protective cover.
The utility model provides a cooling treatment method that is used for electric power system's outdoor electrical cabinet heat insulation cooling treatment facility, daytime is from 6-17, servo motor starts once every hour, servo motor drives the rotation post through the cooperation of gear and ring gear and rotates, the rotation post drives the rotation lid and rotates, and rotate 160 degrees altogether, when 18 points, servo motor rotates once more, rotates the baffle to original position, the heat insulation board of this application is towards solar all the time, in this way can absorb solar energy through solar water heater, and can shelter from solar;
when the temperature sensed by the temperature sensor is greater than a set value, the first electromagnetic valve and the third electromagnetic valve are started, hot water in the solar water heater enters the heating box through the drain pipe, when the depth of water detected by the liquid level meter reaches the set value, the first electromagnetic valve and the third electromagnetic valve are closed, then the electric heating pipe is started, the electric heating pipe heats the water in the heating box, after the air pressure in the heating box measured by the pressure meter reaches a certain value, the third electromagnetic valve is started, the air pressure can be flushed into the steam box through the steam pipe and pushes the impeller and the transmission rod to rotate, the transmission rod drives the impeller on the fan to rotate, so that the fan sucks air in a ventilation gap into the baffle cover, then the air enters the installation chamber through the air inlet cover and the air inlet pipe, cools electric appliance elements and is discharged through the first heat dissipation net;
when the temperature sensed by the temperature sensor is lower than the lowest set value, the first electromagnetic valve is closed, the second electromagnetic valve and the third electromagnetic valve are opened, hot water in the solar water heater enters the heat insulation pipe through the drain pipe, the heat insulation gap is heated by water in the heat insulation pipe, the heat insulation pipe is attached to the outer wall of the electric cabinet, the outer shell of the electric cabinet is heated, the heat transfer effect of electric elements in the electric cabinet is achieved, the water in the heat insulation pipe can enter the heating box, then flows into the steam box through the steam pipe, and flows into the water storage tank through the exhaust pipe at the bottom of the steam box.
The beneficial effects of adopting above technical scheme are:
according to the solar water heater, hot water is heated through the arranged solar water heater, then the hot water is led into the heating box, the air pressure of the hot water in the heating box is increased under the heating of the electric heating tube, after the pressure reaches a certain value, steam enters the steam box, the impeller and the transmission rod are pushed to rotate through the steam, so that the fan blades of the fan can rotate, external wind is sucked into the shielding cover, then the wind enters the mounting chamber through the air inlet cover and the air inlet pipe, the electric elements in the mounting chamber are cooled, the wind passing through the air inlet pipe can be cooled through the arranged copper pipe, the storage battery in the electric control box is charged through the solar power generation plate, and the storage battery can supply power to all electric components;
the utility model provides a still set up the insulating tube, solar energy hydroenergy through the insulating tube is for thermal-insulated clearance heating for can heat the electrical cabinet at night, prevent the electrical components in the electrical cabinet because of the unable normal operating of low temperature.
The solar energy is fully utilized, the solar energy is converted into electric energy and heat energy to cool and insulate the electric cabinet, the energy is saved, the environment is protected, and electric elements in the electric cabinet are also protected.
Drawings
Fig. 1 is a front view of an outdoor electrical cabinet heat insulation and temperature reduction treatment device for an electrical power system according to the present invention.
Fig. 2 is a schematic structural diagram of an outdoor electrical cabinet heat insulation and temperature reduction treatment device for an electrical power system.
Fig. 3 is a front view of a portion of the components of fig. 2 in accordance with the present invention.
Fig. 4 is a schematic view of a part of the components of the transmission structure of the present invention.
Fig. 5 is a schematic view of the construction of part of the present invention.
Fig. 6 is a front view of a baffle of the present invention.
Wherein: the electric cabinet 100, the cabinet door 101, the first heat radiation net 111, the installation chamber 110, the cooling chamber 120, the air inlet pipe 121, the air inlet hood 122, the partition 130, the rotary cover 200, the rotary column 210, the toothed ring 220, the servo motor 230, the gear 240, the positioning table 250, the solar power generation plate 260, the support column 270, the heat insulation plate 300, the baffle 310, the positioning groove 311, the protruding part 312, the shielding hood 320, the fan 330, the filter screen 340, the transmission structure 400, the shield 401, the solar water heater 410, the installation plate 411, the drain pipe 412, the first electromagnetic valve 413, the heat preservation pipe 414, the second electromagnetic valve 415, the heating box 420, the liquid level meter 421, the pressure gauge 422, the electric heating pipe 423, the steam pipe 430, the third electromagnetic valve 431, the steam box 440, the exhaust pipe 441, the transmission rod 450, the impeller 451, the water storage tank 460, the water pump 461, the water outlet pipe 462, the copper pipe 470, the positioning plate 471, the connecting pipe 480, the hose 490, the electric control box 500, and the temperature sensor 510.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
1-5, in a first embodiment, an outdoor electrical cabinet heat insulation and temperature reduction treatment apparatus for an electrical power system includes
The electrical cabinet 100 is cylindrical and is fixed on the ground through a base;
the installation chamber 110 and the cooling chamber 120 are arranged on the electrical cabinet 100, and the installation chamber 110 is positioned above the cooling chamber 120;
a cabinet door 101 disposed on a side wall of the installation chamber 110;
the electric cabinet 500 and the temperature sensor 510 are arranged in the installation chamber 110;
a partition 130 disposed in the electric cabinet 100 to separate the installation chamber 110 from the cooling chamber 120;
a plurality of first heat dissipation nets 111 disposed on a sidewall of the installation chamber 110;
the air inlet pipes 121, one ends of which penetrate through the partition 130 and extend into the installation chamber 110, and the other ends of which extend into the cooling chamber 120;
the air inlet cover 122 penetrates through the side wall of the cooling chamber 120 and is connected with one end of the air inlet pipe 121 extending into the cooling chamber 120;
a rotation column 210 rotatably disposed at the center of the upper end wall of the installation chamber 110, and driven to rotate by a power structure;
a rotary cover 200 disposed on the rotary column 210, the rotary column 210 being connected to a center of the rotary cover 200, and a diameter of the rotary cover 200 being greater than a diameter of an upper end wall of the installation chamber 110;
the solar power generation plates 260 are arranged on the positioning table 250, and the positioning table 250 is arranged on the upper surface of the rotary cover 200;
the heat insulation plate 300 is in a semicircular arc shape, the upper end wall is connected with the rotary cover 200, and the heat insulation plate 300 surrounds the outer wall of the electrical cabinet 100; wherein, the inner arc wall of the heat insulation plate 300, the lower surface of the rotating cover 200 and the outer wall of the electric cabinet 100 form a heat insulation gap;
the shielding cover 320 is in a ring shape and sleeved on the outer side wall of the electrical cabinet 100, the upper end of the outer side wall of the shielding cover 320 is connected with the inner wall of the heat insulation plate 300, and the opening end of the shielding cover 320 is in sliding contact with the outer wall of the electrical cabinet 100; wherein, a ventilation gap is reserved between the side wall of the shielding cover 320 and the heat insulation plate 300, and the air intake cover 122 is covered by the shielding cover 320;
the fans 330 are arranged on the side walls of the shielding cover 320 corresponding to the heat insulation plates 300 and are used for introducing air in the ventilation gaps into the shielding cover 320;
the transmission structure 400 is arranged on the heat insulation plate 300 and is used for providing rotary power for the fan 330;
the transmission structure 400 includes
A plurality of solar water heaters 410, which are surrounded on the outer wall of the heat insulation plate 300 and are connected with the heat insulation plate 300 through mounting plates 411;
the heating box 420 is in a semicircular shape and sleeved on the outer side wall of the heat insulation plate 300, a pressure gauge 422 and a liquid level meter 421 are arranged on the upper end wall of the heating box 420, and a plurality of electric heating pipes 423 are arranged on the side wall of the heating box 420;
a drain pipe 412 having one end connected to a water outlet end of the solar water heater 410 and the other end connected to the heating tank 420, and a first electromagnetic valve 413 provided on the drain pipe 412;
the steam box 440 is in a semicircular shape and sleeved on the outer side wall of the heat insulation plate 300;
a plurality of steam pipes 430, one end of which is connected with the upper end of the outer side wall of the heating tank 420, and the other end of which is connected with the upper end wall of the steam tank 440, and a third electromagnetic valve 431 is arranged on the steam pipes 430;
a plurality of transmission rods 450 horizontally penetrating through the heat insulation plate 300 and rotatably connected with the heat insulation plate 300, wherein one ends of the transmission rods 450 are connected with the rotating shaft of the fan 330, and the other ends extend into the steam box 440 to be connected with the impeller 451; wherein, the steam in the steam pipe 430 enters the steam box 440 to push the impeller 451 to rotate;
a water storage tank 460 buried underground, wherein a water pump 461 is arranged in the water storage tank 460, and the water pump 461 is connected with a water outlet pipe 462 to supply water for the solar water heater 410;
an exhaust pipe 441 having one end connected to the steam box 440 and the other end connected to the water storage tank 460, the exhaust pipe 441 being configured to convey steam in the steam box 440 into the water storage tank 460, and gradually cool the steam as it passes through the exhaust pipe 441.
The present embodiment is implemented as follows:
the solar water heater 410 in the application adopts a solar water heater capable of automatically feeding water, and the technology belongs to the prior art; the electric cabinet 500 is internally provided with a storage battery, a control panel and an industrial personal computer, the industrial personal computer is connected with all electric components to realize intelligent control, the solar power generation panel 260 charges the storage battery, and the industrial personal computer is also connected with a power supply in the electric cabinet 100 for use when the power of the storage battery is insufficient;
starting the servo motor 230 every other hour from 6 to 17 points in the daytime, driving the rotating column 210 to rotate by the servo motor 230 through the cooperation of the gear 240 and the toothed ring 220, driving the rotating cap 200 to rotate by the rotating column 210, and rotating 160 degrees in total, and rotating the heat insulation plate 300 to the original position again by the servo motor 230 when 18 points, wherein the heat insulation plate 300 always faces the sun, so that solar energy can be absorbed by the solar water heater 410 and the sun can be shielded;
when the temperature sensed by the temperature sensor 510 is greater than a set value, the first electromagnetic valve 413 and the third electromagnetic valve 431 are started, hot water in the solar water heater 410 enters the heating box 420 through the water drain pipe 412, when the depth of water detected by the liquid level meter 421 reaches the set value, the first electromagnetic valve 413 and the third electromagnetic valve 431 are closed, then the electric heating pipe 423 is started, the electric heating pipe 423 heats the water in the heating box 420, when the air pressure in the heating box 420 measured by the pressure gauge 422 reaches a certain value, the third electromagnetic valve 431 is opened, the air pressure can be flushed into the steam box 440 through the steam pipe 430 and pushes the impeller 451 and the transmission rod 450 to rotate, the transmission rod 450 drives the fan blades on the fan 330 to rotate, so that the fan 330 sucks air in a ventilation gap into the baffle cover 320, then the air enters the installation chamber 110 through the air inlet cover 122 and the air inlet pipe 121, the electric appliance element is cooled, and the air is discharged through the first heat dissipation net 111.
This application make full use of solar energy, turn into electric energy and heat energy with solar energy and cool down for the electrical components in the electrical cabinet 100 to the rotation through the spliced pole 210 drives the heat insulating board 300 rotation on the rotation lid 200, makes the heat insulating board 300 follow the sun all the time, and the sunshine of direct injection on electrical cabinet 100 just can be sheltered from to heat insulating board 300 like this, makes electrical cabinet 100 heat absorption reduce.
Example two
As an optimization scheme of the first embodiment, as shown in fig. 1, 2 and 3,
the transmission structure 400 further includes
The copper pipe 470 is arranged in the cooling chamber 120 through the positioning plate 471, and the part of the air inlet pipe 121 extending into the cooling chamber 120 is wound on the outer wall of the copper pipe 470 in a serpentine shape;
a water outlet pipe 462, one end of which is connected with the water outlet end of the water pump 461, and the other end of which penetrates through the side wall of the cooling chamber 120 and is connected with one end of the copper pipe 470;
a connecting pipe 480, one end of which is connected with one end of the copper pipe 470 far from the water outlet pipe 462, and the other end of which penetrates through the partition 130 and the side wall of the cooling chamber 120 to extend into the heat insulation gap;
one end of the hose 490 is connected to the connecting pipe 480 in the heat insulating gap, and the other end is connected to the water inlet end of the solar water heater 410 through the heat insulating plate 300.
The present embodiment is implemented such that by passing the water of the water outlet pipe 462 through the copper pipe 470 in the cooling chamber 120 and winding the air inlet pipe 121 around the copper pipe 470, the heat of the wind in the air inlet pipe 121 can be sucked away through the copper pipe 470, so that the temperature of the wind entering the installation chamber 110 is lowered and the water entering the solar water heater 410 can be heated to some extent; the hose 490 in this application has a predetermined length within the insulation gap sufficient for the insulation panel 300 to rotate.
Example III
As an optimization scheme of the first embodiment, as shown in fig. 2, 3, 4 and 5,
the transmission structure 400 further includes
The heat preservation pipe 414 is arranged in the heat insulation gap in a serpentine shape, one end of the heat preservation pipe 414 penetrates through the side wall of the heat insulation plate 300 to be connected with the drain pipe 412, the other end of the heat preservation pipe 414 penetrates through the side wall of the heat insulation plate 300 to be connected with the heating box 420, the joint of the heat preservation pipe 414 and the drain pipe 412 is positioned between the first electromagnetic valve 413 and the water outlet end of the solar water heater 410, and the heat preservation pipe 414 is provided with the second electromagnetic valve 415.
The embodiment is implemented by that, by 20-5 a.m. at night, when the temperature sensed by the temperature sensor 510 is lower than the lowest set value, the first electromagnetic valve 413 is closed, the second electromagnetic valve 415 and the third electromagnetic valve 431 are opened, hot water in the solar water heater 410 enters the heat insulation pipe 414 through the water drain pipe 412, the water passing through the heat insulation pipe 414 heats the heat insulation gap, the heat insulation pipe 414 is attached to the outer wall of the electrical cabinet 100, the outer shell of the electrical cabinet 100 is heated, the heat transfer effect of the electrical components in the electrical cabinet 100 is achieved, the water in the heat insulation pipe 414 enters the heating box 420, then flows into the steam box 440 through the steam pipe 430, and then flows into the water storage tank 460 through the exhaust pipe 441 at the bottom of the steam box 440.
Example IV
As an optimization scheme of the third embodiment, as shown in fig. 1 and 6,
a baffle 310 is arranged at the front end opening end of the heat insulation gap, the baffle 310 is connected with the rotary cover 200 and the heat insulation plate 300, and the inner side wall of the baffle 310 is in sliding contact with the outer wall of the electrical cabinet 100;
the second heat dissipation net 301 is disposed on the heat insulation plate 300, and is used for exhausting air in the heat insulation gap.
The embodiment is implemented in such a way that the front end opening of the heat insulation gap is sealed by the baffle plate 310, so that a large amount of heat energy in the heat insulation gap can be reduced to outflow when the heat insulation is carried out at night, and the heat insulation effect is improved; wherein the second heat dissipation net 301 is used for heat dissipation and exhaust in the daytime.
As a further optimization scheme of the present embodiment: the baffle 310 is provided with a positioning groove 311 at a position corresponding to the baffle cover 320, and the inner wall of the positioning groove 311 is connected with the outer wall of the baffle cover 320.
The optimization scheme comprises the following steps: the stability of the shield mounting can be improved by connecting the shield 320 with the baffle 310.
As a further optimization scheme of the present embodiment: the baffle 310 is further provided with a protrusion 312 at a position corresponding to the rotation post 210.
The optimization scheme comprises the following steps: the protruding portion 312 is used for providing a rotation space for the rotation column 210 and a power structure for driving the rotation column 210 to rotate.
Example five
As an optimization scheme of the first embodiment, as shown in fig. 2, 3 and 5,
the lower end opening end of the heat insulation gap is further provided with a filter screen 340, the outer wall of the filter screen 340 is connected with the inner wall of the heat insulation plate 300, and the outer wall is in sliding contact with the outer wall of the electrical cabinet 100.
This embodiment is implemented by providing a filter screen 340 that filters the wind entering the ventilation gap and filters the sand.
Example six
As an optimization scheme of the first embodiment, as shown in fig. 2 and 3,
the power structure comprises
The tooth ring 220 is sleeved on the outer wall of the rotating column 210;
a servo motor 230 provided at an upper end wall of the installation chamber 110;
a gear 240 engaged with the ring gear 220, the gear 240 being provided on an output shaft of the servo motor 230.
The embodiment is implemented in such a way that the gear 240 is driven to rotate by the arranged servo motor 230, and the gear 240 is matched with the toothed ring 220 to drive the rotating column 210 to rotate.
Example seven
As an optimization of the above embodiment, as shown in fig. 2,
the heat shield 300 has a shield 401 provided on an outer circumferential wall thereof, and the heating chamber 420 and the steam chamber 440 are provided in the shield 401, and the drain pipe 412 and the exhaust pipe 441 penetrate the shield 401.
The present embodiment is implemented in such a way that the shield 401 is provided to perform a heat insulating function and also to protect equipment.
As a further optimization scheme of the present embodiment: the top of the electric cabinet 100 is further provided with a plurality of support columns 270, and the upper surfaces of the support columns 270 are in sliding contact with the lower surface of the rotary cover 200.
The optimization scheme comprises the following steps: the support column 270 plays a supporting role to improve the stability of the rotary cover 200.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and improvements could be made by those skilled in the art without departing from the inventive concept, which fall within the scope of the present invention.
Claims (10)
1. An outdoor electrical cabinet heat insulation and temperature reduction treatment device of an electric power system is characterized in that: comprising
The electric appliance cabinet is cylindrical and is fixed on the ground through a base;
the installation chamber and the cooling chamber are arranged on the electrical cabinet, and the installation chamber is positioned above the cooling chamber;
the cabinet door is arranged on the side wall of the installation chamber;
the electric control box and the temperature sensor are arranged in the mounting chamber;
the partition board is arranged in the electrical cabinet and is used for separating the installation chamber from the cooling chamber;
the first heat dissipation net is arranged on the side wall of the installation chamber;
the air inlet pipes are arranged, one ends of the air inlet pipes penetrate through the partition plates and extend into the mounting chamber, and the other ends of the air inlet pipes extend into the cooling chamber;
the air inlet covers penetrate through the side wall of the cooling chamber and are connected with one end of the air inlet pipe extending into the cooling chamber;
the rotating column is rotationally arranged at the center of the upper end wall of the installation chamber and is driven to rotate by the power structure;
the rotating cover is arranged on the rotating column, the rotating column is connected with the center of the rotating cover, and the diameter of the rotating cover is larger than that of the upper end wall of the mounting chamber;
the solar power generation plates are arranged on the positioning tables, and the positioning tables are arranged on the upper surface of the rotating cover;
the heat insulation plate is semicircular, the upper end wall is connected with the rotating cover, and the heat insulation plate surrounds the outer wall of the electric appliance cabinet; wherein, the inner arc wall of the heat insulation board, the lower surface of the rotary cover and the outer wall of the electrical cabinet form a heat insulation gap;
the shielding cover is in a ring shape and sleeved on the outer side wall of the electrical cabinet, the upper end of the outer side wall of the shielding cover is connected with the inner wall of the heat insulation plate, and the opening end of the shielding cover is in sliding contact with the outer wall of the electrical cabinet; a ventilation gap is reserved between the side wall of the shielding cover and the heat insulation plate, and the air inlet cover is covered by the shielding cover;
the fans are arranged on the side walls of the shielding covers corresponding to the heat insulation plates and used for introducing air in the ventilation gaps into the shielding covers;
the transmission structure is arranged on the heat insulation plate and used for providing rotary power for the fan;
the transmission structure comprises
The solar water heater is arranged around the outer wall of the heat insulation plate and is connected with the heat insulation plate through the mounting plate;
the heating box is semicircular and sleeved on the outer side wall of the heat insulation plate, a pressure gauge and a liquid level meter are arranged on the upper end wall of the heating box, and a plurality of electric heating pipes are arranged on the side wall of the heating box;
one end of the drain pipe is connected with the water outlet end of the solar water heater, the other end of the drain pipe is connected with the heating box, and a first electromagnetic valve is arranged on the drain pipe;
the steam box is semicircular and sleeved on the outer side wall of the heat insulation plate;
a plurality of steam pipes, one ends of which are connected with the upper end of the outer side wall of the heating box, and the other ends of which are connected with the upper end wall of the steam box, wherein a third electromagnetic valve is arranged on the steam pipes;
the transmission rods horizontally penetrate through the heat insulation plates and are rotationally connected with the heat insulation plates, one end of each transmission rod is connected with a rotating shaft of the fan, and the other end of each transmission rod extends into the steam box and is connected with the impeller; wherein, the steam in the steam pipe enters the steam box and then pushes the impeller to rotate;
the water storage tank is buried underground, a water pump is arranged in the water storage tank, and the water pump is connected with a water outlet pipe to supply water for the solar water heater;
one end of the exhaust pipe is connected with the steam box, the other end of the exhaust pipe is connected with the water storage tank, the exhaust pipe is used for conveying steam in the steam box into the water storage tank, and the steam is gradually cooled when passing through the exhaust pipe.
2. The outdoor electrical equipment cabinet heat insulation and temperature reduction treatment equipment of a power system according to claim 1, wherein the transmission structure further comprises
The copper pipe is arranged in the cooling chamber through the positioning plate, and the part of the air inlet pipe extending into the cooling chamber is coiled on the outer wall of the copper pipe in a serpentine shape;
one end of the water outlet pipe is connected with the water outlet end of the water pump, and the other end of the water outlet pipe penetrates through the side wall of the cooling chamber and is connected with one end of the copper pipe;
one end of the connecting pipe is connected with one end, far away from the water outlet pipe, of the copper pipe, and the other end of the connecting pipe penetrates through the partition plate and the side wall of the cooling chamber and stretches into the heat insulation gap;
one end of the hose is connected with the connecting pipe in the heat insulation gap, and the other end of the hose penetrates through the heat insulation plate to be connected with the water inlet end of the solar water heater.
3. The outdoor electrical equipment cabinet heat insulation and temperature reduction treatment equipment of a power system according to claim 1, wherein the transmission structure further comprises
The heat preservation pipe is snakelike to set up in the thermal-insulated clearance, and the lateral wall and the drain pipe connection of running through the heat insulating board of one end of this heat preservation pipe, the lateral wall and the heating cabinet connection of running through the heat insulating board of the other end of this heat preservation pipe, and this heat preservation pipe and drain pipe junction are located between the water outlet end of first solenoid valve and solar water heater, are provided with the second solenoid valve on this heat preservation pipe.
4. The outdoor electric cabinet heat insulation and cooling treatment equipment of the electric power system according to claim 3, wherein a baffle is arranged at the front end opening end of the heat insulation gap, the baffle is connected with the rotating cover and the heat insulation plate, and the inner side wall of the baffle is in sliding contact with the outer wall of the electric cabinet;
the second heat dissipation net is arranged on the heat insulation plate and is used for exhausting air in the heat insulation gap.
5. The outdoor electrical equipment cabinet heat insulation and cooling treatment equipment for the power system according to claim 4, wherein a positioning groove is formed in the baffle plate at a position corresponding to the baffle cover, and the inner wall of the positioning groove is connected with the outer wall of the baffle cover.
6. The outdoor electric cabinet heat insulation and cooling treatment device for a power system according to claim 4, wherein a protruding portion is further provided at a position on the baffle plate corresponding to the rotating column.
7. The outdoor electric cabinet heat insulation and cooling treatment device of the electric power system according to claim 1, wherein a filter screen is further arranged at the opening end of the lower end of the heat insulation gap, the outer wall of the filter screen is connected with the inner wall of the heat insulation plate, and the outer wall is in sliding contact with the outer wall of the electric cabinet.
8. The outdoor electrical equipment cabinet heat insulation and temperature reduction treatment equipment of a power system according to claim 1, wherein the power structure comprises
The tooth ring is sleeved on the outer wall of the rotating column;
the servo motor is arranged on the upper end wall of the mounting chamber;
and the gear is meshed with the toothed ring and is arranged on an output shaft of the servo motor.
9. The outdoor electric cabinet heat insulation and cooling treatment device for the electric power system according to claim 1, wherein a protective cover is arranged on the outer circumferential wall of the heat insulation plate, the heating box and the steam box are arranged in the protective cover, and the drain pipe and the exhaust pipe penetrate through the protective cover.
10. The cooling treatment method of the outdoor electric cabinet heat insulation cooling treatment equipment of the electric power system according to any one of claims 1 to 9, characterized by: starting the servo motor once every other hour from 6 to 17 points in the daytime, driving the rotating column to rotate through the cooperation of the gear and the toothed ring by the servo motor, driving the rotating cover to rotate by the rotating column, and rotating 160 degrees in total, and rotating the baffle plate to the original position again when the servo motor rotates at 18 points, wherein the heat insulation plate always faces the sun, so that solar energy can be absorbed through the solar water heater, and the sun can be shielded;
when the temperature sensed by the temperature sensor is greater than a set value, the first electromagnetic valve and the third electromagnetic valve are started, hot water in the solar water heater enters the heating box through the drain pipe, when the depth of water detected by the liquid level meter reaches the set value, the first electromagnetic valve and the third electromagnetic valve are closed, then the electric heating pipe is started, the electric heating pipe heats the water in the heating box, after the air pressure in the heating box measured by the pressure meter reaches a certain value, the third electromagnetic valve is started, the air pressure can be flushed into the steam box through the steam pipe and pushes the impeller and the transmission rod to rotate, the transmission rod drives the impeller on the fan to rotate, so that the fan sucks air in a ventilation gap into the baffle cover, then the air enters the installation chamber through the air inlet cover and the air inlet pipe, cools electric appliance elements and is discharged through the first heat dissipation net;
when the temperature sensed by the temperature sensor is lower than the lowest set value, the first electromagnetic valve is closed, the second electromagnetic valve and the third electromagnetic valve are opened, hot water in the solar water heater enters the heat insulation pipe through the drain pipe, the heat insulation gap is heated by water in the heat insulation pipe, the heat insulation pipe is attached to the outer wall of the electric cabinet, the outer shell of the electric cabinet is heated, the heat transfer effect of electric elements in the electric cabinet is achieved, the water in the heat insulation pipe can enter the heating box, then flows into the steam box through the steam pipe, and flows into the water storage tank through the exhaust pipe at the bottom of the steam box.
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| CN113410789A (en) * | 2021-07-20 | 2021-09-17 | 尤利卡（江苏）集成电气有限公司 | Cooling device of box-type substation and box-type substation thereof |
| CN113534933A (en) * | 2021-08-16 | 2021-10-22 | 上海精仪达智能科技有限公司 | Multimedia intelligent terminal based on remote transmission interconnection |
| CN114449875B (en) * | 2022-03-29 | 2022-12-02 | 黑龙江三联丰实通信技术服务有限公司 | Active heat dissipation device and method for 5G communication network base station |
| CN115435547B (en) * | 2022-08-03 | 2024-03-22 | 赛维斯特工业安全科技(江苏)有限公司 | Automatic constant temperature regulation and control type outdoor hazardous chemical substance temporary storage cabinet |
| CN115835591B (en) * | 2022-12-15 | 2024-06-28 | 上海太屋网络科技有限公司 | House source information recommending and displaying integrated device and method |
| CN116131142B (en) * | 2023-02-23 | 2023-11-24 | 天津市津开电力设备制造有限公司 | Dustproof cooling switch board of using in desert area |
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