CN110829239B - High-low voltage electric appliance heat dissipation structure and use method thereof - Google Patents
High-low voltage electric appliance heat dissipation structure and use method thereof Download PDFInfo
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- CN110829239B CN110829239B CN201911161447.6A CN201911161447A CN110829239B CN 110829239 B CN110829239 B CN 110829239B CN 201911161447 A CN201911161447 A CN 201911161447A CN 110829239 B CN110829239 B CN 110829239B
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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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Abstract
The invention discloses a heat dissipation structure of a high-voltage and low-voltage electrical appliance, which comprises a main body, wherein the inside of the main body comprises a heat dissipation module, the inside of the heat conduction medium comprises a heat dissipation spacer bar and a plurality of groups of fins, one end of the heat dissipation module is fixedly connected with a plurality of groups of heat conduction media, each heat conduction medium comprises a fixed shaft, four groups of fixed shafts are respectively positioned at one end of three groups of spacer bars, one end of each group of fixed shafts is provided with a rotating shaft, the circumferential outer surface of one end of each group of rotating shafts is provided with a rotating fan blade, one end of each group of rotating shafts is provided with a heat pipe, the outside of each group of heat pipes is provided with six groups of metal substrates, the heat dissipation module can increase the heat dissipation surface and improve the heat transfer efficiency. The heat dissipation structure of the high-low voltage electrical appliance and the use method thereof can realize quick heat dissipation, and the heat dissipation device can dissipate heat by itself, thereby solving the safety problem of the original equipment.
Description
Technical Field
The invention relates to the field of high-voltage and low-voltage electrical appliances, in particular to a heat dissipation structure of a high-voltage and low-voltage electrical appliance and a using method thereof.
Background
The high-low voltage electrical apparatus passes through voltage class, power system cabinet and power equipment's rated voltage level, can produce a large amount of heats to this equipment in the use, can influence the normal operating of the inside component of equipment, makes the equipment overload operation, influences holistic operation, can seriously influence current whole operation flow.
The invention discloses an intelligent high-low voltage distribution switch cabinet with a current Chinese patent number of 201611060389.4, and belongs to the technical field of distribution switch cabinets. According to the invention, the effect of rotating the threaded rod is achieved through the matching of the third motor and the threaded rod, the effect of adjusting the up-and-down movement of the threaded sleeve is achieved through the matching of the threaded rod and the threaded sleeve, and finally, the effect of exhausting and radiating air by the second fan is achieved through the matching of the second motor and the second fan, so that the internal heat of the cabinet body is reduced, the working efficiency of equipment is improved, and the system operation is ensured.
The existing high-low voltage electrical apparatus heat radiation structure is simple in structure and high in maintenance cost, meanwhile, in order to meet the requirements of the existing life, the high-low voltage electrical apparatus has high requirements and standards for rapid heat radiation, the problem of overheating caused by high-speed operation equipment cannot be solved, the multifunctional practicability of people is inconvenient to meet, the application range of people is limited, rapid heat radiation cannot be realized, the heat radiation module cannot dissipate heat, air cannot be filtered, and the damage to the inside of the equipment is avoided.
Disclosure of Invention
The invention mainly aims to provide a high-low voltage electrical appliance heat dissipation structure and a use method thereof, which can realize quick heat dissipation and self heat dissipation of an auxiliary heat dissipation device by the original heat dissipation difficulty, and solve the safety problem of the original equipment.
In order to achieve the purpose, the invention adopts the technical scheme that: a heat dissipation structure for high and low voltage electrical appliances comprises a main body, wherein the main body comprises a heat dissipation module, the heat dissipation module comprises a spacer bar and a plurality of groups of fins, one end of the heat dissipation module is fixedly connected with a plurality of groups of heat conducting media, the heat conducting media comprise fixed shafts, the four groups of fixed shafts are all positioned at one end of the three groups of spacer bars, one end of each of the four groups of fixed shafts is provided with a rotating shaft, the outer circumferential surface of one end of each of the four groups of rotating shafts is provided with rotating blades, one end of each of the four groups of rotating shafts is provided with a heat pipe, the outer parts of the three groups of heat pipes are provided with six groups of metal substrates, the heat dissipation module can increase the heat dissipation surface and improve the heat dissipation efficiency, the rotating blades can drive the rotating shafts to rotate under the action of wind force, so, the fan comprises a main body and is characterized in that two sets of fan frames are arranged in the main body, two sets of air guide structures are arranged on two sides of each fan frame, each air guide structure comprises a supporting block, a support is arranged at the upper end of each supporting block, a rotating shaft is arranged at the upper end of each support, and an air guide arc piece is fixedly connected to one end of each rotating shaft.
Furthermore, two groups of chutes are arranged inside the fan frame, a first fan and a second fan are respectively arranged inside the two groups of chutes, a conducting piece is arranged in the middle of each chute, the two groups of chutes are gradually inclined, the first fan and the second fan are fixedly installed along the inclination of the chutes, the four groups of air guide structures are uniformly laid along the two sides of the first fan and the second fan, the bottom of the air guide arc piece close to the lower cornice of the fan frame is wider, the middle of the air guide arc piece is designed in an arc shape so as to guide the air flow, the upper part of the air guide arc piece is narrow and the lower part of the air guide arc piece is wide, the air guide arc piece is convenient to return to the original position when the air flow stops, the air guide arc piece rotates by utilizing a rotating shaft to drive the air guide arc piece to rotate at the maximum angle of 60 degrees, the lower width of the air guide arc piece can abut against the lower cornice of the fan frame when the maximum angle of 60, and three groups of exhaust fans and three groups of air blowers are respectively arranged in the two groups of air outlets.
Further, the air exhauster includes the motor, the one end of motor is provided with the fan blade, the forced draught blower has increaseed the air supply volume at one side gas outlet, blows in fresh air, dispels the heat, the air exhauster carries out convulsions heat dissipation at the opposite side to the inside of main part, reduces the heat.
Further, the one end fixed connection of conduction piece is in the inside of main part, the equal fixed connection in the inside of main part of one end of fan frame, fan frame and main part are provided with first hopper chamber and second hopper chamber respectively, first hopper chamber and second hopper chamber are located the lower extreme both sides of fan frame, the one end that the main part is close to both sides gas outlet all is provided with the thermovent.
Furthermore, the airflow output and the transmission of the first hopper cavity and the second hopper cavity are all through a heat dissipation port, air transfer ports are fixedly arranged on two sides of the upper end of the fan frame, the air transfer ports are adjacent to the heat dissipation port, and an included angle between each air transfer port and the heat dissipation port is a right angle.
Furthermore, air rotary cavities are arranged on two sides of the fan frame and used for inputting and outputting air flow between the first fan and the second fan, and therefore the air flow can flow fast.
Further, it is two sets of air transfer port and thermovent one end all are provided with filtration, four groups filtration all includes arm-tie, spout, filter screen and slider, the filter screen is pegged graft in filtration's inside, and the slider is located filtration's both sides, the slider alternates in the inside of spout, the inside of main part is located to the spout, the inside of main part is provided with controller, alarm and temperature sensor, temperature sensor and alarm are located the front end of conducting element, the controller respectively with motor, air exhauster alarm and temperature sensor electric connection.
The invention also provides a use method of the heat dissipation structure of the high-low voltage electrical appliance, which comprises the following specific steps:
firstly, connecting a power supply of the device with an external power line, when the device normally operates, increasing the internal temperature, conducting through a heat-conducting medium, increasing the temperature, driving an alarm by a temperature sensor, warning by the alarm, starting a blower at an air supply outlet through a controller to blow fresh air into a main body, and exhausting and discharging heat by an exhaust fan at the other side;
secondly, the equipment continuously runs, the controller controls the first fan and the second fan to start running along with the rise of temperature, under the condition of synchronous running of the air feeder and the exhaust fan, the main body is intensively radiated by the heat conducting medium, the rotating fan blades on the radiating module are driven, the metal substrate on the heat pipe slowly radiates heat, the first fan radiates heat by wind power of the radiating module through the inclined chutes, the rotating angle of the wind guide arc piece can regulate and control wind power concentration, the rotating fan blades on the radiating module are driven, and the metal substrate on the heat pipe slowly rotates to increase the radiating area and radiating efficiency;
and step three, finally, pulling the slide blocks at two sides of the filtering structure out of the sliding grooves of the main body by using the pulling plates, and replacing the filtering net at the center of the filtering structure, wherein the filtering net has elasticity, is convenient to replace and is easy to install.
Compared with the prior art, the invention adopts the arranged heat-conducting medium, can realize the rapid heat dissipation of the interior of the device, the air feeder and the exhaust fan take away the heat of the main body heat-conducting medium and the heat dissipation module through the air flow, the fins in the heat-conducting medium increase the heated surface, the heat transfer efficiency is improved, the device continuously operates, the heat is increased, the controller controls the first fan and the second fan to start, the rotating fan blades drive the heat pipe to rotate under the driving of strong air flow, the metal substrate on the surface of the heat pipe rotates, and finally, under the continuous work of the exhaust fan and the air feeder, the metal substrate is ensured to increase the heat dissipation area, the oneself rotates, improves the radiating efficiency, the radiating effect of increase air exhaust to reduce the inside heat of the cabinet body, guaranteed the operating stability of equipment, the forced draught blower passes through the air transfer mouth of both sides and the air input and the output between first funnel chamber and the second funnel chamber with the air exhauster, further takes away the heat that first fan and second fan operation produced, not only can solve the heat dissipation problem of equipment itself, can also maintain heat abstractor's life-span, the practicality is high.
Compared with the prior art, the heat-conducting medium adopted by the invention not only can drive the rotating shaft to radiate the inside by rotating the fan blades, but also can radiate the heat of the self, the heat pipe at one end of the rotating shaft is made of metal and has the function of quick radiation, the metal substrate on the surface of the heat pipe is arranged in an arc shape, so that the airflow is guided conveniently, the heat radiation force is improved, the heat radiation process is accelerated, the pull handle pulls the slide block to be drawn out from the inside of the sliding groove, the filter screen is convenient to replace, the assembly and disassembly are convenient, and the maintainability is improved.
Drawings
Fig. 1 is an external view of a heat dissipation structure of a high-voltage and low-voltage electrical apparatus according to the present invention.
Fig. 2 is a schematic top sectional view of a heat dissipation structure of a high-low voltage apparatus according to the present invention.
Fig. 3 is an enlarged view of a heat-conducting medium of a heat dissipation structure of a high-low voltage electrical apparatus according to the present invention.
Fig. 4 is an enlarged view of a heat dissipation module of the heat dissipation structure of the high-low voltage electrical apparatus of the present invention.
Fig. 5 is an enlarged view of a fan frame of a heat dissipation structure of a high-low voltage electrical apparatus according to the present invention.
Fig. 6 is an enlarged view of a filter structure of a heat dissipation structure of a high-low voltage apparatus according to the present invention.
Fig. 7 is an enlarged view of a suction fan of a heat dissipation structure of a high-voltage and low-voltage electrical apparatus according to the present invention.
In the figure: 1. a main body; 2. a filter structure; 3. a slider; 4. a fixed shaft; 5. a rotating shaft; 6. rotating the fan blades; 7. a metal substrate; 8. a heat pipe; 9. a heat-conducting medium; 10. a heat dissipation module; 11. a fin; 12. a spacer bar; 13. a fan blade; 14. an exhaust fan; 15. a motor; 16. an air outlet; 17. a gas transfer port; 18. a heat dissipation port; 19. an air turning cavity; 20. a first funnel cavity; 21. a first fan; 22. a conductive member; 23. a second fan; 24. a blower; 25. a second funnel chamber; 26. a fan frame; 27. a wind guide structure; 28. a support block; 29. a support; 30. a rotating shaft; 31. an air guide arc sheet; 32. a chute; 33. a chute; 34. pulling a plate; 35. and (4) a filter screen.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1
As shown in fig. 1-7, a heat dissipation structure for high and low voltage electrical appliances comprises a main body 1, the main body 1 includes a heat dissipation module 10, the heat dissipation module 10 includes a spacer 12 and a plurality of sets of fins 11, one end of the heat dissipation module 10 is fixedly connected with a plurality of sets of heat conductive media 9, the heat conductive media 9 includes a fixed shaft 4, the four sets of fixed shafts 4 are located at one end of the three sets of spacer 12, one end of each set of fixed shafts 4 is provided with a rotating shaft 5, the circumferential outer surface of one end of each set of rotating shaft 5 is provided with a rotating fan blade 6, one end of each set of rotating shaft 5 is provided with a heat pipe 8, the three sets of heat pipes 8 are provided with six sets of metal substrates 7, the heat dissipation module 10 can increase a heat dissipation surface and improve heat transfer efficiency, the rotating fan blades 6 can drive the rotating shaft 5 to rotate under the, the heat dissipation device can also improve the heat dissipation capacity under the action of wind power, two sets of fan frames 26 are arranged inside the main body 1, two sets of air guide structures 27 are arranged on two sides of each fan frame 26, each air guide structure 27 comprises a supporting block 28, a support 29 is arranged at the upper end of each supporting block 28, a rotating shaft 30 is arranged at the upper end of each support 29, and an air guide arc piece 31 is fixedly connected to one end of each rotating shaft 30.
By adopting the technical scheme: the arranged heat-conducting medium 9 can realize rapid heat dissipation to the inside of the device, the air blower 24 and the exhaust fan 14 take away heat from the heat-conducting medium 9 and the heat-dissipating module 10 through air flow, the fins 11 in the heat-conducting medium 9 increase the heated surface, the heat transfer efficiency is improved, the device continuously operates, the heat is increased, the controller controls the first fan 21 and the second fan 23 to start, and due to the inclined angle of the chute 32, the wind-guiding arc piece 31 of the wind-guiding structure 27 is matched with wind power to limit and guide the wind power, the wind power strength is further improved, the wind power strength is increased to further drive the rotating fan blades 6 of the opposite heat-dissipating device to rotate, under the driving of strong air flow, the rotating fan blades 6 drive the heat pipe 8 to rotate, and the metal substrate 7 on the surface of the heat pipe 8;
at last under exhaust fan 14 and blower 24's continuous work, guarantee metal substrate 7 when increase heat radiating area, the self-rotation, the radiating efficiency is improved, the radiating effect of increase exhaust, thereby reduce the inside heat of the cabinet body, the operating stability of equipment has been guaranteed, blower 24 and exhaust fan 14 pass through the air transfer mouth 17 and the air input and the output between first hopper chamber 20 and the second hopper chamber 25 of both sides, further take away the heat that first fan 21 and second fan 23 operation produced, better solution heat energy remain inside the main part seriously, cause the high temperature to damage equipment normal operating.
Example 2
As shown in fig. 1-7, a heat dissipation structure for high and low voltage electrical appliances comprises a main body 1, the main body 1 includes a heat dissipation module 10, the heat dissipation module 10 includes a spacer 12 and a plurality of sets of fins 11, one end of the heat dissipation module 10 is fixedly connected with a plurality of sets of heat conductive media 9, the heat conductive media 9 includes a fixed shaft 4, the four sets of fixed shafts 4 are located at one end of the three sets of spacer 12, one end of each set of fixed shafts 4 is provided with a rotating shaft 5, the circumferential outer surface of one end of each set of rotating shaft 5 is provided with a rotating fan blade 6, one end of each set of rotating shaft 5 is provided with a heat pipe 8, the three sets of heat pipes 8 are provided with six sets of metal substrates 7, the heat dissipation module 10 can increase a heat dissipation surface and improve heat transfer efficiency, the rotating fan blades 6 can drive the rotating shaft 5 to rotate under the, and the heat dissipation capability can be improved under the action of wind power.
Two sets of gas ports 17 all are provided with filtration 2 with thermovent 18 one end, and four groups of filtration 2 all include arm-tie 34, spout 33, filter screen 35 and slider 3, and filter screen 35 pegs graft in filtration 2's inside, and slider 3 is located filtration 2's both sides, and slider 3 alternates in the inside of spout 33, and the inside of main part 1 is located to spout 33.
By adopting the technical scheme: the heat conducting medium 9 of setting, can not only drive rotation axis 5 through rotating fan blade 6 and carry out the heat dissipation to inside, also carry out the heat dissipation effect to oneself simultaneously, the heat pipe 8 of 5 one ends of rotation axis, be the metal material, quick radiating effect has, the metal substrate 7 on 8 surfaces of heat pipe is that the arc dress sets up, the water conservancy diversion of the air current of being convenient for, promote heat dissipation power, the process of dispelling the heat with higher speed, the pull handle pulling drives slider 3 and takes out from spout 33 is inside, be convenient for change the filter screen, it is convenient to install and remove, and the maintainability is improved.
Example 3
The invention provides a use method of a heat dissipation structure of a high-voltage and low-voltage electrical appliance, which comprises the following specific steps:
firstly, connecting a power supply of the device with an external power line, when the device normally operates, increasing the internal temperature, conducting through a heat-conducting medium 9, increasing the temperature, driving an alarm by a temperature sensor, warning by the alarm, starting a blower 24 positioned at an air supply outlet through a controller to blow fresh air into the main body 1, and exhausting air and discharging heat by an exhaust fan 14 positioned at the other side;
step two, the equipment continuously runs, the controller controls the first fan 21 and the second fan 23 to start running along with the rise of the temperature, under the condition of synchronous running with the air feeder 24 and the exhaust fan 14, the heat conducting medium 9 is used for carrying out concentrated heat dissipation on the main body 1 to drive the rotating fan blades 6 on the heat dissipation module 10, so that the metal substrate 7 on the heat pipe 8 slowly dissipates heat, the first fan 21 dissipates heat through wind power of the heat dissipation module 10 through the inclined chute 32, the rotating angle of the wind guide arc piece 31 can regulate and control the wind power to be concentrated to drive the rotating fan blades 6 on the heat dissipation module 10, so that the metal substrate 7 on the heat pipe 8 slowly rotates to automatically increase the heat dissipation area and the heat dissipation efficiency;
and step three, finally, pulling the slide blocks 3 on the two sides of the filter structure 2 out of the slide grooves 33 of the main body 1 by using the pulling plate 34, replacing the filter screen 35 at the center of the filter structure 2, wherein the filter screen 35 has elasticity, is convenient to replace and is easy to install.
By adopting the technical scheme: the structure is simple, the existing high-low voltage electrical appliance mounting structure can also radiate the heat inside the main body 1, but can not realize the targeted centralized heat dissipation and quickly solve the problem caused by high temperature, the structure solves the safety problem of the equipment caused by quick high temperature from the source, the heat-conducting medium 9 can rotate under the action of wind power heat dissipation to drive the heat pipe 8 and the metal substrate 7 to be fully in close contact with the airflow, the heat dissipation is quickly realized, the heat dissipation efficiency and area can be self-increased, the service life of the heat dissipation module 10 is prolonged, the arranged wind-guiding arc sheet 31 can be driven by the strong wind power of the first fan 21 and the second fan 23, carry out spacing additional strengthening to their air current, wind-force promotes the heat-sinking capability fast to and the effectual heat dissipation of having avoided traditional unicity has satisfied the security of installation and use to the damage of equipment.
The invention is a high-low voltage apparatus heat-dissipating structure and its operation method, connect the power of the apparatus with external power line at first, the controller rises with the internal temperature, drive the alarm through the temperature sensor through the conduction of the heat-conducting medium 9, the alarm above the conduction piece 22 warns, start the blower 24 located in air supply outlet to blow the fresh airflow into the body 1 through the controller, drive the heat that the heat-dissipating module 10 and heat-conducting medium 9 conduct from the body 1, the blade 13 of the exhaust fan 14 located on the other side is driven by the electrical machinery 15 at the same time, carry on the exhaust heat through the air outlet 16 behind; then the equipment is continuously operated, as the temperature rises along with the time, the controller controls the first fan 21 and the second fan 23 to start to operate, the first fan 21 dissipates the heat of the heat dissipation module 10 and the heat-conducting medium 9 by wind power through the inclined chute 32, the angle of the inclined chute 32 does not affect the wind power between the first fan 21 and the second fan 23 to be hindered, and simultaneously the wind power can be more concentrated to the interior of the body 1 which rises sharply, the wind power can be concentrated by the wind guide arc piece 31 on the support 29 at the upper end of the supporting block 28, the wind power driven by the wind guide arc piece 31 rotates through the rotating shaft 30 fixed below the wind guide arc piece 31, the lower eave of the fan frame 26 just has the angle limiting effect on the wind guide arc piece 31 of the wind guide structure 27, so that the wind power can be effectively controlled by the wind guide arc piece 31 to rotate between 0 and 60 degrees to the maximum extent, and the design of narrow upper part, the air guide arc pieces 31 are positioned on two sides of the first fan 21 and the second fan 23, and have a protection effect on the first fan 21 and the second fan 23, heat generated by the first fan 21 and the second fan 23 and air extracted by the first fan 21 and the second fan 23 are output and transmitted through the first hopper cavity 20 and the second hopper cavity 25 on two sides, and the heat generated by the first fan 21 and the second fan 23 can be conducted through the exhaust fan 14 and the blower 24 through the adjacent air transfer port 17 and the adjacent heat dissipation port 18, so that the service life of the air guide arc pieces is prolonged; the air turning chamber 19 facilitates pumping heat generated by the first fan 21 and the second fan 23, and can disperse the heat to the outside and improve the heat dissipation capability thereof. The first fan 21 and the second fan 23 are positioned inside the fan frame 26 through a fixing device, so that the heat dissipation effect is improved;
under the condition that the first fan 21, the second fan 23, the blower 24 and the exhaust fan 14 run synchronously, the heat-conducting medium 9 is used for carrying out centralized heat dissipation on the main body 1 to drive the rotating fan blades 6 fixedly inserted around the rotating shaft 5 through the fixed shaft 4, the blades of the rotating fan blades 6 are three groups, the metal substrate 7 on the heat pipe 8 is driven by wind power to slowly dissipate heat, the rotating angle of the wind-guiding arc sheet 31 can regulate and control the wind power to be centralized, the rotating fan blades 6 on the heat-conducting medium 9 can make the metal substrate 7 on the heat pipe 8 slowly rotate to increase the heat dissipation area and the heat dissipation efficiency, four groups of fins 11 arranged between the spacers 12 inside the heat dissipation module 10 are all inclined downwards and are arranged side by side at intervals, the heat-conducting medium 9 is positioned between the fins 11 to mutually assist, and finally, the pull plates 34 are used for pulling out the slide blocks 3 on two sides, the filter screen 35 at the center of the filter structure 2 is replaced, and the filter screen 35 has elasticity, is convenient to replace, is easy to install and is relatively practical.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a high-low voltage apparatus heat radiation structure, includes main part (1), its characterized in that: the heat dissipation module comprises a main body (1), wherein the main body (1) comprises a heat dissipation module (10), the heat dissipation module (10) comprises spacer bars (12) and a plurality of groups of fins (11), one end of the heat dissipation module (10) is fixedly connected with a plurality of groups of heat conducting media (9), each heat conducting medium (9) comprises a fixed shaft (4), four groups of fixed shafts (4) are respectively arranged at one end of each spacer bar (12), one end of each fixed shaft (4) is provided with a rotating shaft (5), the outer surface of the circumference of one end of each rotating shaft (5) is provided with a rotating fan blade (6), one end of each rotating shaft (5) is provided with a heat pipe (8), the outer part of each heat pipe (8) is provided with six groups of metal substrates (7), the heat dissipation module (10) can increase the heat dissipation surface and improve the heat transfer efficiency, and the rotating fan blades (, the heat dissipation device is characterized in that a rotating shaft (5) can be driven to rotate, so that a heat conduction medium (9) can increase a heat dissipation surface and conduct heat, and can also improve the heat dissipation capacity under the action of wind power, two groups of fan frames (26) are arranged inside a main body (1), two groups of wind guide structures (27) are arranged on two sides of each fan frame (26), each wind guide structure (27) comprises a supporting block (28), a support (29) is arranged at the upper end of each supporting block (28), a rotating shaft (30) is arranged at the upper end of each support (29), and a wind guide arc piece (31) is fixedly connected to one end of each rotating shaft (30); the fan frame (26) is internally provided with two groups of inclined grooves (32), the two groups of inclined grooves (32) are internally provided with a first fan (21) and a second fan (23) respectively, the middle parts of the two groups of inclined grooves (32) are provided with a conducting piece (22), the two groups of inclined grooves (32) are in a gradually inclined type, the first fan (21) and the second fan (23) are fixedly installed along the inclination of the inclined grooves (32), four groups of air guide structures (27) are uniformly laid along the two sides of the first fan (21) and the second fan (23), the bottom of the air guide arc piece (31) close to the lower eave of the fan frame (26) is wider, the middle part of the air guide arc piece (31) is designed in an arc shape, so that the air guide is convenient to guide, the air guide arc piece (31) is narrow at the upper part and wide at the lower part and is convenient to restore when the air flow stops, the air guide arc piece (31) rotates by utilizing the rotating shaft (30) to drive the, width can support the eaves mouth down of fan frame (26) when furthest 60 degrees under wind-guiding arc piece (31), and then has limiting displacement to wind-guiding arc piece (31), the both sides of main part (1) all are provided with gas outlet (16), and are two sets of the inside of gas outlet (16) is provided with three air exhauster of group (14) and three forced draught blower of group (24) respectively.
2. The heat dissipation structure for high and low voltage electric appliances of claim 1, wherein: air exhauster (14) include motor (15), the one end of motor (15) is provided with fan blade (13), forced draught blower (24) have increaseed the air supply volume in one side gas outlet (16), blow into fresh air, dispel the heat, air exhauster (14) carry out convulsions heat dissipation, reduce the heat in the inside of opposite side to main part (1).
3. The heat dissipation structure for high and low voltage electric appliances of claim 1, wherein: one end fixed connection in the inside of main part (1) of conduction piece (22), the equal fixed connection in the inside of main part (1) of one end of fan frame (26), fan frame (26) and main part (1) are provided with first hopper chamber (20) and second hopper chamber (25) respectively, first hopper chamber (20) and second hopper chamber (25) are located the lower extreme both sides of fan frame (26), the one end that main part (1) is close to both sides gas outlet (16) all is provided with thermovent (18).
4. The heat dissipation structure for high and low voltage electric appliances of claim 3, wherein: the air flow output and the transmission of the first funnel cavity (20) and the second funnel cavity (25) are all through the heat dissipation port (18), air transfer ports (17) are fixedly arranged on two sides of the upper end of the fan frame (26), the air transfer ports (17) are adjacent to the heat dissipation port (18), and an included angle between the air transfer ports (17) and the heat dissipation port (18) is a right angle.
5. The heat dissipation structure for high and low voltage electric appliances of claim 1, wherein: air rotary cavities (19) are arranged on two sides of the fan frame (26), and the air rotary cavities (19) are used for inputting and outputting air flow between the first fan (21) and the second fan (23), so that the air flow can flow rapidly.
6. The heat dissipation structure for high and low voltage electric appliances of claim 4, wherein: two sets of pass gas port (17) and thermovent (18) one end all are provided with filtration (2), four groups filtration (2) all include arm-tie (34), spout (33), filter screen (35) and slider (3), peg graft in the inside of filtration (2) filter screen (35), and slider (3) are located the both sides of filtration (2), slider (3) are alternates in the inside of spout (33), the inside of main part (1) is seted up in spout (33), the inside of main part (1) is provided with controller, alarm and temperature sensor, temperature sensor and alarm are located the front end of conducting piece (22), the controller respectively with motor (15), air exhauster (14), alarm and temperature sensor electric connection.
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| CN111677427B (en) * | 2020-06-19 | 2021-10-22 | 河北旺华智能家居科技有限公司 | Adjustable photovoltaic shutter of amount of wind |
| CN113594887A (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 | Dustproof device for protecting power equipment |
| CN113097910A (en) * | 2021-05-21 | 2021-07-09 | 国网安徽省电力有限公司淮北供电公司 | Anti-static device of electric automation power distribution cabinet |
| CN113363853B (en) * | 2021-07-05 | 2022-12-06 | 长沙普洛电气设备有限公司 | Energy-concerving and environment-protective type marine electric control cabinet of using |
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| DE3517149A1 (en) * | 1985-05-11 | 1986-11-13 | Zinser Textilmaschinen Gmbh, 7333 Ebersbach | COOLING DEVICE |
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| DE102014226849B3 (en) * | 2014-12-22 | 2016-04-07 | Siemens Aktiengesellschaft | Control cabinet with a component to be cooled arranged on an air duct |
| CN106786039B (en) * | 2016-11-25 | 2018-10-19 | 合肥华义电气科技有限公司 | Intellectual high-low voltage electricity distribution cubicle switchboard |
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| CN206864965U (en) * | 2017-07-04 | 2018-01-09 | 龚金凤 | A kind of outdoor electricity distribution cabinet provided with efficient heat dissipation channel |
| CN207368527U (en) * | 2017-10-25 | 2018-05-15 | 山东恒电电气股份有限公司 | A kind of outdoor type static reactive generator power cabinet |
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