CN117134550A - Active ventilation cooling device of switch reluctance motor controller - Google Patents
Active ventilation cooling device of switch reluctance motor controller Download PDFInfo
- Publication number
- CN117134550A CN117134550A CN202311125000.XA CN202311125000A CN117134550A CN 117134550 A CN117134550 A CN 117134550A CN 202311125000 A CN202311125000 A CN 202311125000A CN 117134550 A CN117134550 A CN 117134550A
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- Prior art keywords
- reluctance motor
- plate
- heat
- shell
- fixedly connected
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- 238000009423 ventilation Methods 0.000 title claims abstract description 26
- 238000001816 cooling Methods 0.000 title claims abstract description 25
- 239000000428 dust Substances 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 230000017525 heat dissipation Effects 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims description 50
- 230000005291 magnetic effect Effects 0.000 claims description 29
- 238000002791 soaking Methods 0.000 claims description 19
- 230000005389 magnetism Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
- H02P25/08—Reluctance motors
- H02P25/092—Converters specially adapted for controlling reluctance motors
-
- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
- H05K5/0214—Venting apertures; Constructional details thereof with means preventing penetration of rain water or dust
-
- 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
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the field of motor heat dissipation, in particular to an active ventilation cooling device of a switch reluctance motor controller. The invention can cool down and dissipate heat to the switch reluctance motor and the controller more quickly and fully, thereby improving the ventilation and cooling efficiency of the reluctance motor and the controller circuit board and ensuring the normal operation of the reluctance motor. The invention comprises a reluctance motor, a shell, a heat dissipation shell and the like; the shell is fixedly connected to one side of the reluctance motor. According to the invention, the electric push rod is started through the controller circuit board, so that the electric push rod drives the movable frame to move, and further the four guide rods move together and drive the sealing plate to move, so that the sealing plate does not block the dust screen any more, external air can quickly enter the inside of the shell through the dust screen, the ventilation in the shell is further enhanced, the reluctance motor and the controller circuit board can be quickly cooled and radiated, and the ventilation and cooling efficiency of the reluctance motor and the controller circuit board is improved.
Description
Technical Field
The invention relates to the field of motor heat dissipation, in particular to an active ventilation cooling device of a switch reluctance motor controller.
Background
The switch reluctance motor is a novel speed regulating motor, and is the latest generation speed regulating system of a relay variable frequency speed regulating system and a brushless direct current motor speed regulating system. The speed regulating system of the switch reluctance motor mainly comprises four parts of the switch reluctance motor, a power converter, a controller and a rotor position detector, and has the advantages of simple structure, small volume, high efficiency and the like, so the speed regulating system is widely applied in a plurality of fields and is suitable for severe environments such as high dust, high speed, inflammability, explosiveness and the like.
Most of controllers in the existing switch reluctance motors are poor in heat resistance, and heat generated during operation of the switch reluctance motors is easily absorbed by the controllers, so that the controllers are too high in temperature and easy to fail, and normal operation of the switch reluctance motors is affected. The current switch reluctance motor mostly relies on air cooling to dissipate heat, but some switch reluctance motors used in high-dust environments are required to be sealed by accessories and controllers, so that the ventilation effect inside the switch reluctance motor and the controllers is poor, the heat dissipation efficiency is low, and particularly when the temperature of the surrounding environment is high or the switch reluctance motor is overloaded, the temperature of the switch reluctance motor and the temperature of the controllers are too high, and the high temperature duration is long, so that the normal performance and the service life of the switch reluctance motor are seriously affected.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an active ventilation cooling device of a switched reluctance motor controller, which can cool down and dissipate heat of the switched reluctance motor and the controller more rapidly and sufficiently, so that ventilation cooling efficiency of the reluctance motor and a circuit board of the controller is improved more effectively, and normal operation of the reluctance motor is ensured effectively.
The technical scheme of the invention is as follows: the utility model provides a switch reluctance motor controller's initiative ventilation cooling device, includes reluctance motor, shell, heat dissipation shell, radiator fan, electric putter, controller circuit board, lifting mechanism and mechanism that opens and shuts, shell fixed connection is in one side of reluctance motor, heat dissipation shell fixed connection is in one side of keeping away from the reluctance motor at the shell, radiator fan fixed connection is in the central point of heat dissipation shell put, radiator fan passes through electric connection with reluctance motor, electric putter fixed connection is in one side of radiator fan keeping away from the reluctance motor, controller circuit board fixed connection is in the inside of shell, controller circuit board passes through electric connection with reluctance motor, electric putter passes through electric connection with controller circuit board, lifting mechanism establishes on electric putter's telescopic link, mechanism that opens and shuts is established on lifting mechanism.
Further, the lifting mechanism comprises a movable frame, a sliding frame, a filter screen and radiating fins, wherein the movable frame is fixedly connected to a telescopic rod of the electric push rod, the sliding frame is connected to the radiating fan in a sliding mode, the sliding frame is in contact with the controller circuit board, the sliding frame is connected with the movable frame in a sliding mode, the filter screen is fixedly connected to the radiating fan, the radiating fins are fixedly connected to the central position of one side, close to the radiating fan, of the controller circuit board, and the radiating fins are in contact with the sliding frame.
Further, the mechanism that opens and shuts is including guide bar, dust screen, guide arm and closing plate, four guide bars of fixedly connected with on the balladeur train, two the guide bar is a set of, two dust screens of both sides fixedly connected with of shell, two the dust screen is the symmetry setting, fixedly connected with two guide arms on the inner wall of shell, two the guide arm is the symmetry setting, every sliding connection has two closing plates on the guide arm, two the closing plate is a set of, closing plate and guide bar sliding connection, every the closing plate all contacts with the inner wall of shell.
Further, the heat conducting device comprises a heat conducting mechanism, two heat conducting mechanisms are arranged on the shell, each heat conducting mechanism comprises a soaking plate, a heat conducting frame, a heat conducting plate, a pulling rod and a pushing rod, the inner wall of the shell is fixedly connected with the two soaking plates, the two soaking plates are symmetrically arranged, the two soaking plates are in contact with the circuit board of the controller, the two soaking plates are fixedly connected with the heat conducting frame, the two heat conducting frames are fixedly connected with the heat radiating shell, the two heat conducting frames are uniformly and slidably connected with four heat conducting plates, the two heat conducting plates are in a group, one group of the heat conducting plates is located on the same heat conducting frame, the pulling rods are fixedly connected with the two heat conducting plates, the two pulling rods are in staggered arrangement, the other group of the heat conducting plates is fixedly connected with the pushing rods, the two pushing rods are in staggered arrangement, and the two pushing rods are respectively fixedly connected with the other two sealing plates.
Further, the device comprises a flow guide mechanism, wherein the two heat conduction mechanisms are provided with the flow guide mechanism, each flow guide mechanism comprises a mounting plate, a rotating plate, a pressing block and a moving block, each heat equalizing plate is fixedly connected with two mounting plates, the two mounting plates are in a group, two of each group are rotatably connected with the rotating plates between the mounting plates, the two rotating plates are in contact with a controller circuit board, each rotating plate is fixedly connected with the pressing block at two ends of the upper part of the rotating plate, two moving blocks which are close to a sliding frame are fixedly connected with the two heat conduction plates respectively, and the moving blocks and the pressing blocks are positioned on the same horizontal line.
Furthermore, each pressing block is provided with an inclined plane.
Further, the heat conducting plate comprises a swinging plate, strip magnets and magnetic plates, wherein each heat conducting plate is connected with the swinging plate in a rotating mode, each heat conducting plate is fixedly connected with the strip magnets, the top of each swinging plate is fixedly connected with the magnetic plate, each magnetic plate is in contact with the heat conducting frame, the magnetism of each strip magnet is the same as that of each magnetic plate, and each strip magnet repels each magnetic plate.
Further, the heat-conducting device further comprises heat-conducting rings, wherein two heat-conducting rings are fixedly connected to one side, close to the cooling fan, of each heat-conducting fin, and the two heat-conducting rings are symmetrically arranged.
The invention has the following advantages: 1. when the temperature of the reluctance motor and the controller circuit board is too high, the electric push rod is started through the controller circuit board, so that the electric push rod drives the movable frame to move, the movable frame can push the sliding frame to move, the four guide rods move together and drive the sealing plate to move, the sealing plate does not block the dust screen any more, external air can enter the shell through the dust screen rapidly, ventilation of the shell is further enhanced, the reluctance motor and the controller circuit board can be cooled and radiated rapidly, and ventilation and cooling efficiency of the reluctance motor and the controller circuit board is improved.
2. The soaking plate can conduct and dissipate heat generated by the controller circuit board, so that the controller circuit board can dissipate heat rapidly, when the temperature of the controller circuit board is too high, the sealing plate moves to drive the pulling rod and the pushing rod to move, and further drive the heat conducting plates to move, so that two groups of heat conducting plates on the heat conducting frame are moved and unfolded, the contact area between the heat conducting plates and air is increased, the heat conducting plates can absorb the temperature in the air more fully, the flowing air is cooled rapidly, the heat on the reluctance motor and the controller circuit board is taken away fully, the reluctance motor and the controller circuit board are cooled more rapidly, the influence on performance and service life caused by long-time heating of the reluctance motor and the controller circuit board is avoided, the reluctance motor and the controller circuit board are cooled more rapidly, and ventilation cooling efficiency of the reluctance motor and the controller circuit board is effectively improved.
3. According to the invention, the heat conducting plate moves to drive the moving block to move, so that the moving block moves and extrudes the pressing block to swing downwards, the rotating plate swings upwards and guides air, the air with lower temperature around the heat conducting plate can flow onto the heat radiating fins more fully and rapidly, the heat radiating fins can be cooled more rapidly, the heat radiating fins can continuously cool the controller circuit board, the heat conducting plate moves to drive the swinging plate and the magnetic plate to move, the magnetic plate and the swinging plate swing upwards under the magnetic effect and guide the flowing air, more air is contacted with the heat conducting plate, the heat conducting plate can cool and cool the flowing air more fully, so that the flowing cold air can cool and cool the reluctance motor and the controller circuit board more thoroughly, the ventilation and cooling efficiency of the reluctance motor and the controller circuit board is improved more effectively, and the normal operation of the reluctance motor is ensured effectively.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a partial perspective structure of the present invention.
Fig. 3 is a schematic view of a partial perspective structure of the lifting mechanism, the opening and closing mechanism and the heat conducting mechanism of the present invention.
Fig. 4 is an enlarged perspective view of fig. 3 a according to the present invention.
Fig. 5 is an enlarged perspective view of the structure of fig. 3B according to the present invention.
Fig. 6 is a schematic perspective view of the heat dissipating shell, the carriage and the guide bar of the present invention.
Fig. 7 is a partially disassembled perspective view of the lifting mechanism of the present invention.
Fig. 8 is a schematic view of a first partial perspective structure of the heat conducting mechanism and the flow guiding mechanism of the present invention.
Fig. 9 is a schematic view of a second partial perspective structure of the heat conducting mechanism and the flow guiding mechanism of the present invention.
Fig. 10 is a partially disassembled perspective view of the first embodiment of the present invention.
Fig. 11 is a partially disassembled perspective view of the second embodiment of the present invention.
In the reference numerals: 1_reluctance motor, 2_housing, 3_heat sink, 4_heat sink, 5_electric push rod, 6_controller circuit board, 71_moving rack, 72_carriage, 73_filter screen, 74_heat sink, 81_guide bar, 82_dust screen, 83_guide bar, 84_seal plate, 91_soaking plate, 92_heat sink, 93_heat conducting plate, 94_pull bar, 95_push bar, 101_mounting plate, 102_rotating plate, 103_pressing block, 104_moving block, 111_swing plate, 112_long magnet, 113_magnetic plate, 12_heat conducting ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1: the utility model provides an initiative ventilation cooling device of switch reluctance motor controller, shown in fig. 1-8, including reluctance motor 1, shell 2, heat dissipation shell 3, radiator fan 4, electric putter 5, controller circuit board 6, lifting mechanism and mechanism that opens and shuts, shell 2 passes through bolted connection in one side of reluctance motor 1, heat dissipation shell 3 passes through bolted connection in one side that reluctance motor 1 was kept away from to shell 2, radiator fan 4 passes through bolted connection in the central point of radiator shell 3, radiator fan 4 passes through electric connection with reluctance motor 1, electric putter 5 passes through bolted connection in one side that radiator fan 4 kept away from reluctance motor 1, controller circuit board 6 fixed connection is in the inside of shell 2, controller circuit board 6 passes through electric connection with reluctance motor 1, electric putter 5 passes through electric connection with controller circuit board 6, lifting mechanism establishes on electric putter 5's telescopic link, mechanism establishes on lifting mechanism.
The lifting mechanism comprises a movable frame 71, a sliding frame 72, a filter screen 73 and a radiating fin 74, wherein the movable frame 71 is connected to a telescopic rod of the electric push rod 5 through a bolt, the sliding frame 72 is connected to the radiating fan 4 in a sliding mode, the sliding frame 72 is in contact with the controller circuit board 6, the sliding frame 72 is connected with the movable frame 71 in a sliding mode, the filter screen 73 is connected to the radiating fan 4 through a bolt, the radiating fin 74 is fixedly connected to the central position of one side, close to the radiating fan 4, of the controller circuit board 6, and the radiating fin 74 is in contact with the sliding frame 72.
The opening and closing mechanism comprises guide rods 81, dust screens 82, guide rods 83 and sealing plates 84, four guide rods 81 are fixedly connected to the sliding frame 72, two guide rods 81 are a group, two dust screens 82 are fixedly connected to two sides of the shell 2, two dust screens 82 are symmetrically arranged, two guide rods 83 are fixedly connected to the inner wall of the shell 2, two guide rods 83 are symmetrically arranged, two sealing plates 84 are slidably connected to each guide rod 83, two sealing plates 84 are a group, and each sealing plate 84 is slidably connected with the guide rods 81, and each sealing plate 84 is in contact with the inner wall of the shell 2.
Initially, the dustproof screen 82 is blocked by the sealing plate 84, in practical application, when the reluctance motor 1 is started and operated, the heat dissipation fan 4 is started at the same time, the housing 2 and the heat dissipation shell 3 conduct heat generated when the reluctance motor 1 is operated to the periphery of the heat dissipation fan 4, the heat dissipation fins 74 conduct heat to the controller circuit board 6, meanwhile, heat of the controller circuit board 6 is conducted to the periphery of the heat dissipation fan 4, the heat dissipation fan 4 rotates to normally dissipate heat of the reluctance motor 1 and the controller circuit board 6, the dust impurities in air are filtered by the filter screen 73, the dust impurities are prevented from being stuck to the controller circuit board 6, when the reluctance motor 1 is overloaded or the surrounding temperature is too high, the reluctance motor 1 and the controller circuit board 6 are scalded, at the moment, the controller circuit board 6 starts the electric push rod 5, the extension of the telescopic rod of the electric push rod 5 can drive the movable frame 71 to move, the movement of the movable frame 71 can push the sliding frame 72 to move towards one side far away from the reluctance motor 1, the movement of the sliding frame 72 can drive the four guide rods 81 to move together, the movement of the guide rods 81 can drive the sealing plate 84 to move, the sealing plate 84 can not block the dust screen 82 any more, the outside air can quickly enter the shell 2 through the dust screen 82 and flow out under the action of the cooling fan 4, the ventilation inside the shell 2 is further enhanced, the reluctance motor 1 and the controller circuit board 6 can quickly cool and dissipate heat, the ventilation and cooling efficiency of the reluctance motor 1 and the controller circuit board 6 is improved, meanwhile, the dust screen 82 can filter dust impurities in the air, when the reluctance motor 1 returns to the normal temperature, the reluctance motor 1 can control the telescopic rod of the electric push rod 5 to shrink, and the electric push rod 5 is closed, the telescopic link shrink of electric putter 5 can drive and remove the frame 71 and reset, removes the frame 71 and resets and can promote the balladeur train 72 and reset, and the balladeur train 72 resets and can drive four guide bars 81 and reset together, and guide bar 81 resets and can drive closing plate 84 and reset, and closing plate 84 resets and can reclose dust screen 82, avoids external tiny dust to enter into in the shell 2, leads to the fact the influence to controller circuit board 6.
Example 2: on the basis of embodiment 1, as shown in fig. 1-11, the heat conducting mechanism is further included, two heat conducting mechanisms are disposed on the housing 2, the heat conducting mechanisms include a soaking plate 91, a heat conducting frame 92, heat conducting plates 93, a pulling rod 94 and a pushing rod 95, two soaking plates 91 are symmetrically disposed on the inner wall of the housing 2 through bolts, two soaking plates 91 are in contact with the controller circuit board 6, two soaking plates 91 are connected with the heat conducting frame 92 through bolts, two heat conducting frames 92 are fixedly connected with the heat dissipating shell 3, two heat conducting frames 92 are connected with four heat conducting plates 93 in a sliding manner, two heat conducting plates 93 are in a group, one group of the heat conducting plates 93 located on the same heat conducting frame 92 are fixedly connected with the pulling rod 94, two pulling rods 94 are in dislocation arrangement, two sealing plates 84 are respectively fixedly connected with the two pulling rods 94, another group of the other heat conducting plates located on the same heat conducting frame 92 are fixedly connected with the pushing rods 95, and the other two sealing plates 84 are in dislocation arrangement.
The two soaking plates 91 conduct heat generated by the controller circuit board 6, meanwhile, all the heat conducting plates 93 absorb heat in air in the shell 2, the heat conducting frame 92 conducts the heat on the soaking plates 91 and the heat conducting plates 93 to the heat radiating shell 3, the heat radiating fan 4 radiates heat, and then the controller circuit board 6 radiates heat rapidly, when the temperature of the controller circuit board 6 is too high, the two sealing plates 84 in the same group move to drive the pulling rod 94 and the pushing rod 95 to move in a direction away from each other, the pulling rod 94 and the pushing rod 95 move to drive the heat conducting plates 93 to move, and then the two groups of heat conducting plates 93 on the heat conducting frame 92 move and spread, so that the contact area between the heat conducting plates 93 and the air is increased, the heat conducting plates 93 can absorb the temperature in the air more fully, the flowing air is cooled down rapidly, the heat on the reluctance motor 1 and the controller circuit board 6 is taken away fully, the reluctance motor 1 and the controller circuit board 6 are cooled more rapidly, the influence on the performance and the service life of the reluctance motor 1 and the controller circuit board 6 due to long-time heat generation is avoided, and the efficiency of the reluctance motor 1 and the controller circuit board 6 is cooled more effectively; when the sealing plate 84 resets, the pulling rod 94 and the pushing rod 95 are driven to reset, and the pulling rod 94 and the pushing rod 95 reset to drive the heat conducting plates 93 to reset, so that the two groups of heat conducting plates 93 on the heat conducting frame 92 are stored, and the heat conducting plates 93 are prevented from obstructing the circulation of air in the shell 2.
Example 3: on the basis of embodiment 2, as shown in fig. 1-9, the device further comprises a flow guiding mechanism, both the two heat conducting mechanisms are provided with flow guiding mechanisms, each flow guiding mechanism comprises a mounting plate 101, a rotating plate 102, a pressing block 103 and a moving block 104, each soaking plate 91 is connected with two mounting plates 101 through bolts, two mounting plates 101 are in a group, a rotating plate 102 is rotatably connected between two mounting plates 101 in each group, the two rotating plates 102 are in contact with a controller circuit board 6, both ends of the upper part of each rotating plate 102 are fixedly connected with a pressing block 103, two moving blocks 104 are fixedly connected to two heat conducting plates 93 close to a carriage 72 respectively, and the moving blocks 104 and the pressing blocks 103 are positioned on the same horizontal line.
Each of the pressing blocks 103 is provided with a slope.
Still including swing board 111, rectangular magnet 112 and magnetic plate 113, every all be connected with the swing board 111 on the heat conduction board 93, every all be connected with rectangular magnet 112 on the heat conduction board 93, every swing board 111 top is fixedly connected with magnetic plate 113, every magnetic plate 113 all contacts with the heat conduction frame 92, rectangular magnet 112 is the level setting, rectangular magnet 112 is the same with the magnetism of magnetic plate 113, rectangular magnet 112 can repel with magnetic plate 113.
The heat conducting plate 93 moves to drive the moving block 104 to move, the moving block 104 moves to be in contact with the pressing block 103 and presses the pressing block 103 to swing downwards, the two pressing blocks 103 swing downwards to drive the rotating plates 102 to swing upwards, the two rotating plates 102 swing upwards to guide air, so that the air with lower temperature around the heat conducting plate 93 can flow onto the heat conducting plate 74 more fully and rapidly, the heat conducting plate 74 is cooled more rapidly, the heat conducting plate 74 can continuously cool and cool the controller circuit board 6, the heat conducting plate 93 moves and drives the swinging plate 111, the strip magnet 112 and the magnetic plate 113 to move together, and as the strip magnet 112 and the magnetic plate 113 repel each other, when the magnetic plate 113 continues to move and is separated from the heat conducting frame 92, the magnetic plate 113 and the swinging plate 111 swing upwards under the magnetic action, the swinging plate 111 swings upwards to guide the flowing air, so that more air can contact with the heat conducting plate 93, the heat conducting plate 93 can cool and cool the flowing air more fully, and the heat conducting plate 93 can cool and cool the flowing air, so that the motor can cool the heat conducting plate 1 and the controller circuit board 6 more thoroughly and the heat conducting plate 1 can cool the heat conducting plate 1 more efficiently, the magnetic resistance of the heat conducting motor can be controlled by the magnetic resistance of the motor 1 and the heat conducting plate 1, the magnetic resistance of the heat conducting plate 1 can be cooled down and the motor can be controlled more effectively and the heat-resistant and the heat-insulating plate 1 can be cooled and the heat-insulating plate 1; when the heat conducting plate 93 resets, the moving block 104 is driven to reset, the moving block 104 is separated from contact with the pressing block 103, the two pressing blocks 103 and the rotating plate 102 move downwards under the action of gravity and are blocked by the controller circuit board 6, when the heat conducting plate 93 resets, the swinging plate 111, the long-strip magnet 112 and the magnetic plate 113 are driven to reset together, and when the magnetic plate 113 resets, the magnetic plate 113 is contacted with the heat conducting frame 92 again and is extruded by the heat conducting frame 92, so that the swinging plate 111 and the long-strip magnet 112 swing downwards.
Example 4: on the basis of embodiment 3, as shown in fig. 8, the heat dissipation device further comprises heat conduction rings 12, wherein two heat conduction rings 12 are fixedly connected to one side of the heat dissipation fins 74, which is close to the heat dissipation fan 4, and the two heat conduction rings 12 are symmetrically arranged.
The two heat conducting rings 12 conduct heat on the heat radiating fins 74, so that the heat radiating fins 74 can radiate heat more rapidly, and the controller circuit board 6 is cooled and radiated.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An active ventilation cooling device of a switch reluctance motor controller, which is characterized in that: including reluctance motor (1), shell (2), heat dissipation shell (3), radiator fan (4), electric putter (5), controller circuit board (6), lifting mechanism and mechanism that opens and shuts, shell (2) fixed connection is in one side of reluctance motor (1), one side that reluctance motor (1) was kept away from to radiator shell (3) fixed connection is in shell (2), the central point of radiator fan (4) fixed connection in radiator shell (3), electric connection is passed through with reluctance motor (1) radiator fan (4), one side that reluctance motor (1) was kept away from at radiator fan (4) electric putter (5) fixed connection, controller circuit board (6) fixed connection is in the inside of shell (2), electric putter (6) and reluctance motor (1) pass through electric connection, electric putter (5) and controller circuit board (6) pass through electric connection, lifting mechanism establishes on the telescopic link of electric putter (5), mechanism that opens and shuts establishes on the mechanism.
2. An active ventilation cooling device for a switched reluctance motor controller as claimed in claim 1, wherein: the lifting mechanism comprises a movable frame (71), a sliding frame (72), a filter screen (73) and radiating fins (74), wherein the movable frame (71) is fixedly connected to a telescopic rod of an electric push rod (5), the sliding frame (72) is slidably connected to a radiating fan (4), the sliding frame (72) is in contact with a controller circuit board (6), the sliding frame (72) is slidably connected with the movable frame (71), the filter screen (73) is fixedly connected to the radiating fan (4), the radiating fins (74) are fixedly connected to a central position of one side, close to the radiating fan (4), of the controller circuit board (6), and the radiating fins (74) are in contact with the sliding frame (72).
3. An active ventilation cooling device for a switched reluctance motor controller as claimed in claim 2, wherein: the mechanism that opens and shuts is including guide bar (81), dust screen (82), guide arm (83) and closing plate (84), four guide bars (81) of fixedly connected with on balladeur train (72), two guide bar (81) are a set of, two dust screen (82) of both sides fixedly connected with of shell (2), two dust screen (82) are the symmetry setting, two fixedly connected with guide arm (83) on the inner wall of shell (2), two guide arm (83) are the symmetry setting, each sliding connection has two closing plate (84) on guide arm (83), two closing plate (84) are a set of, closing plate (84) are connected with guide bar (81) sliding type, each closing plate (84) all contacts with the inner wall of shell (2).
4. An active ventilation cooling device for a switched reluctance motor controller as claimed in claim 3, wherein: still including heat conduction mechanism, be equipped with two heat conduction mechanisms on shell (2), heat conduction mechanism is including soaking plate (91), heat conduction frame (92), heat conduction board (93), pulling rod (94) and push rod (95), the inner wall fixedly connected with two soaking plates (91) of shell (2), two soaking plate (91) are symmetrical setting, two soaking plate (91) all contact with controller circuit board (6), two all fixedly connected with heat conduction frame (92) on soaking plate (91), two heat conduction frame (92) all with heat dissipation shell (3) fixed connection, two all sliding connection has four heat conduction boards (93) on heat conduction frame (92), two heat conduction board (93) are a set of, are located one of them on same heat conduction frame (92) between heat conduction board (93) fixedly connected with pulling rod (94), two pulling rod (94) are dislocation set, two pulling rod (94) are respectively with two wherein sealing plate (84) are located two and are two sealing plate (95) and are connected with two sealing plate (95) dislocation set up respectively between the sealing plate (95).
5. The active ventilation cooling device of a switched reluctance motor controller of claim 4 wherein: the heat conduction device is characterized by further comprising a flow guide mechanism, wherein the two heat conduction mechanisms are respectively provided with the flow guide mechanism, each flow guide mechanism comprises a mounting plate (101), a rotating plate (102), a pressing block (103) and a moving block (104), each heat-homogenizing plate (91) is fixedly connected with two mounting plates (101), the two mounting plates (101) are in a group, the two rotating plates (102) are respectively connected between the mounting plates (101) in each group, the two rotating plates (102) are respectively contacted with a controller circuit board (6), the two ends of the upper part of each rotating plate (102) are respectively fixedly connected with a pressing block (103), two moving blocks (104) are respectively fixedly connected onto the two heat conduction plates (93) close to a carriage (72), and the moving blocks (104) and the pressing blocks (103) are positioned on the same horizontal line.
6. An active ventilation cooling device for a switched reluctance motor controller as claimed in claim 5, wherein: an inclined plane is arranged on each pressing block (103).
7. An active ventilation cooling device for a switched reluctance motor controller as claimed in claim 5, wherein: still including swing board (111), rectangular magnet (112) and magnetic plate (113), every all be connected with swing board (111) on heat-conducting plate (93), every on heat-conducting plate (93) all fixedly connected with rectangular magnet (112), every swing board (111) top all fixedly connected with magnetic plate (113), every magnetic plate (113) all contact with heat conduction frame (92), rectangular magnet (112) are the same with the magnetism of magnetic plate (113), rectangular magnet (112) can repel with magnetic plate (113).
8. The active ventilation cooling device of a switched reluctance motor controller of claim 7 wherein: the heat-conducting device further comprises heat-conducting rings (12), wherein two heat-conducting rings (12) are fixedly connected to one side, close to the heat-radiating fan (4), of each heat-radiating fin (74), and the two heat-conducting rings (12) are symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311125000.XA CN117134550A (en) | 2023-09-03 | 2023-09-03 | Active ventilation cooling device of switch reluctance motor controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311125000.XA CN117134550A (en) | 2023-09-03 | 2023-09-03 | Active ventilation cooling device of switch reluctance motor controller |
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| CN117134550A true CN117134550A (en) | 2023-11-28 |
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| CN202311125000.XA Pending CN117134550A (en) | 2023-09-03 | 2023-09-03 | Active ventilation cooling device of switch reluctance motor controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118053827A (en) * | 2024-04-15 | 2024-05-17 | 江苏东海半导体股份有限公司 | IGBT module for charging pile |
-
2023
- 2023-09-03 CN CN202311125000.XA patent/CN117134550A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118053827A (en) * | 2024-04-15 | 2024-05-17 | 江苏东海半导体股份有限公司 | IGBT module for charging pile |
| CN118053827B (en) * | 2024-04-15 | 2024-06-28 | 江苏东海半导体股份有限公司 | IGBT module for charging pile |
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