CN111934492A - Active heat dissipation device of switched reluctance motor controller - Google Patents
Active heat dissipation device of switched reluctance motor controller Download PDFInfo
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- CN111934492A CN111934492A CN202011093382.9A CN202011093382A CN111934492A CN 111934492 A CN111934492 A CN 111934492A CN 202011093382 A CN202011093382 A CN 202011093382A CN 111934492 A CN111934492 A CN 111934492A
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- heat dissipation
- reluctance motor
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- rod
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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
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
- H02K7/1163—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion
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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
- H02K9/26—Structural association of machines with devices for cleaning or drying cooling medium, e.g. with filters
Abstract
The utility model provides a switch reluctance machine controller's initiative heat abstractor, the power distribution box comprises a box body, the inside one side fixed mounting switch reluctance machine of box, the front end of switch reluctance machine pivot runs through the box and passes through sealed bearing with the box and rotate and be connected, the first helical gear of periphery fixed mounting of switch reluctance machine pivot, one side meshing cooperation of first helical gear is equipped with the second helical gear, the left end of the middle fixed connection cross axle on second helical gear right side, the cross axle rotates and installs on the box, the right-hand member of cross axle passes through spring telescopic shaft installation toper friction pulley. The heat dissipation device is simple in structure and ingenious in conception, the flow direction of heat dissipation air can be adjusted according to the rotation speed change of the reluctance motor, so that heat dissipation is more uniform, the filter screen can be cleaned by reverse air, the reluctance motor is linked with the heat dissipation device, the use of the driving motor is saved, the rotation speed of the heat dissipation device is adjusted according to the rotation speed of the reluctance motor, the market demand is met, and the heat dissipation device is suitable for popularization.
Description
Technical Field
The invention belongs to the field of motor heat dissipation devices, and particularly relates to an active heat dissipation device of a switched reluctance motor controller.
Background
The loss that the motor produced when operation increases leads to the whole temperature rise of motor too high or local temperature rise too high, not only can reduce the life of motor, influences economic and technical indexes such as efficiency, the torque of motor, still can cause motor structural component serious deformation, endangers motor operation safety, influences the controller normal operating of motor simultaneously. Particularly, the switched reluctance motor mainly comprises a switched reluctance motor, a power converter, a controller and a position detector, the controller in the existing switched reluctance motor has poor heat resistance, and heat generated by the switched reluctance motor during working is easily absorbed by the controller, so that the controller is easy to break down, and the working of the switched reluctance motor is influenced; the existing reluctance motor heat dissipation device generally adopts air cooling heat dissipation, but the outside air has dust, so that the dust is easily accumulated on the motor main body, the heat dissipation of the motor is influenced, the heat dissipation wind flow direction is unchanged, the heat dissipation of the motor is uneven, the heat dissipation effect of the air inlet is good, the heat dissipation efficiency of the air outlet is low, an independent driving motor needs to be arranged on a power device of the heat dissipation device, the driving motor runs for heat dissipation, the heat dissipation effect is reduced, the actual requirement cannot be met, and therefore the active heat dissipation device of the switched reluctance motor controller is invented by the inventor.
Disclosure of Invention
The invention provides an active heat dissipation device of a switched reluctance motor controller, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
an active heat dissipation device of a switched reluctance motor controller comprises a box body, wherein a switched reluctance motor is fixedly installed on one side inside the box body, the front end of a rotating shaft of the switched reluctance motor penetrates through the box body and is rotationally connected with the box body through a sealing bearing, a first helical gear is fixedly installed on the periphery of the rotating shaft of the switched reluctance motor, a second helical gear is arranged on one side of the first helical gear in a meshed and matched mode, the middle on the right side of the second helical gear is fixedly connected with the left end of a transverse shaft, the transverse shaft is rotationally installed on the box body, a tapered friction wheel is installed at the right end of the transverse shaft through a spring telescopic shaft, a friction wheel is arranged below the right side of the tapered friction wheel in a friction matched mode, the middle on the right side of the friction wheel is fixedly connected with the left end of a rotating rod, a third helical gear is fixedly installed at the right end of the, the two ends of the rotating shaft are respectively fixedly provided with a fan wheel, the front side and the rear side of the box body are respectively provided with a through groove corresponding to the fan wheels, the outer ends of the through grooves are respectively fixedly provided with a filter screen, the rotating shaft is rotatably connected with the box body, the periphery of the rotating shaft and the periphery of the rotating rod are respectively rotatably provided with shaft seats through bearings, the two shaft seats are fixedly connected through a connecting rod, the bottom side of the connecting rod is fixedly connected with the upper end of a deflector rod, the upper end of the right side of the deflector rod is fixedly connected with; the periphery sliding fit of cross axle is equipped with the sliding sleeve, the sliding sleeve only can remove about the cross axle, the right side of sliding sleeve is passed through the bearing and is rotated the adapter sleeve and adorned in the solid fixed ring of cross axle periphery, the left end of solid fixed ring fixed connection spring beam, the lower extreme of the right-hand member fixed connection montant of spring beam, montant and box fixed connection, the left end of solid fixed ring's bottom side fixed connection bar rack, the even fixed mounting several flabellum in solid fixed ring's periphery, the bottom side meshing cooperation of bar rack is equipped with the gear, the gear rotates with the box to be connected, the front side fixed connection line wheel of gear, the one end that line wheel fixed.
The active heat dissipation device of the switched reluctance motor controller comprises a square rod, a square hole is formed in the middle of the right side of a cross shaft, the square rod is movably installed in the square hole, the left end of the square rod is connected with the left end of the square hole through a spring, and the right end of the square rod is fixedly connected with the middle of the left side of a tapered friction wheel.
According to the active heat dissipation device of the switched reluctance motor controller, the periphery of the transverse shaft is provided with the strip-shaped sliding groove, the sliding block is arranged in the strip-shaped sliding groove in a sliding fit mode, and the sliding block is fixedly connected with the sliding sleeve.
The active heat dissipation device of the switched reluctance motor controller comprises a box body, wherein a first baffle is fixedly installed on the front side of the interior of the box body, the front side of the periphery of a rotating shaft is rotatably connected with a preformed hole in the first baffle through a sealing bearing, a second baffle is fixedly installed on the rear side of the interior of the box body, and the rear side of the periphery of the rotating shaft is rotatably connected with the preformed hole in the second baffle through a sealing bearing.
According to the active heat dissipation device of the switched reluctance motor controller, the right side and the left upper side of the deflector rod are respectively provided with the stop rods, and the stop rods are respectively and fixedly installed on the box body.
The invention has the advantages that: the heat dissipation device is simple in structure and ingenious in conception, the flow direction of heat dissipation air can be adjusted according to the rotation speed change of the reluctance motor, so that heat dissipation is more uniform, the filter screen can be cleaned by reverse air, the reluctance motor is linked with the heat dissipation device, the use of the driving motor is saved, the rotation speed of the heat dissipation device is adjusted according to the rotation speed of the reluctance motor, the market demand is met, and the heat dissipation device is suitable for popularization. When the invention is used, the switch reluctance motor is electrified, a rotating shaft of the switch reluctance motor drives a transverse shaft to rotate through a first helical gear and a second helical gear, the transverse shaft drives a conical friction wheel to rotate through a spring telescopic shaft, the conical friction wheel drives the friction wheel to rotate through friction force, the friction wheel drives a rotating rod and a third helical gear to rotate, the third helical gear drives the rotating shaft and a fan wheel to rotate through a fourth helical gear, the fan wheel at one side sucks the outside air into a box body through a filter screen and a through groove, the fan wheel at the other side exhausts the air in the box body out of the box body through the through groove and the filter screen, and the outside air flows through the box body, so that the heat dissipation of the switch reluctance motor is realized, and the dust and the debris in the air are filtered at the outer side of the filter; when the cross shaft rotates, the fan blades are driven to rotate through the sliding sleeve, the fan blades generate wind blowing to the right, the cross shaft drives the fan blades to rotate rapidly along with the increase of the rotating speed of the switched reluctance motor, the fan blades generate blowing force to the right, the sliding sleeve moves leftwards along the cross shaft, the sliding sleeve drives the left end of the spring rod to move leftwards through the fixing ring, the spring rod is stretched, the fixing ring drives the bar rack to move leftwards, the bar rack drives the gear to rotate, the gear drives the wire wheel to rotate, the pull wire starts to wind the periphery of the wire wheel, the pull wire generates left pulling force on the pull rod, the connecting rod, the shaft seat, the rotating rod and the friction wheel rotate clockwise along the axis of the rotating shaft, the tension spring is stretched, the periphery of the friction wheel is gradually in friction contact fit with the small end of the periphery of the conical friction wheel, the larger resistance brought to the switched reluctance motor by the over-high rotating speed of the fan wheel is reduced, so that the energy consumption is reduced; when the switched reluctance motor is continuously increased and the upper end of the friction wheel is separated from the conical friction wheel, the lower end of the friction wheel is in friction contact fit with the conical friction wheel, the rotating shaft rotates reversely at the moment, so that the fan wheel on one side exhausts air, the fan wheel on the other side exhausts air, the air inlet and the air outlet are exchanged, and the filter screen can be cleaned through reverse wind backwashing at the moment; when the switched reluctance motor is decelerated, the deflector rod rotates anticlockwise to reset under the action of the elastic tension of the tension spring.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a top view of FIG. 1; FIG. 3 is an enlarged view of section I of FIG. 1; fig. 4 is a partial enlarged view of ii of fig. 2.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An active heat dissipation device of a switched reluctance motor controller comprises a box body 1, wherein a switched reluctance motor 2 is fixedly installed on one side inside the box body 1, the front end of a rotating shaft of the switched reluctance motor 2 penetrates through the box body 1 and is rotatably connected with the box body 1 through a sealing bearing, the front part of the outer periphery of the rotating shaft of the switched reluctance motor 2 is rotatably connected with a preformed hole on the front side of the box body 1 through the sealing bearing, a first helical gear 3 is fixedly installed on the outer periphery of the rotating shaft of the switched reluctance motor 2, a second helical gear 4 is arranged on one side of the first helical gear 3 in a meshed and matched mode, the middle of the right side of the second helical gear 4 is fixedly connected with the left end of a transverse shaft 5, the transverse shaft 5 is rotatably installed on the box body 1, the left end of the outer periphery of the transverse shaft 5 is rotatably connected with the inner periphery of a circular ring 6 through a bearing, a friction wheel 9 is arranged below the right side of the conical friction wheel 8 in a friction fit manner, the periphery of the curved surface of the conical friction wheel 8 is in friction contact fit with the periphery of the friction wheel 9, the middle of the right side of the friction wheel 9 is fixedly connected with the left end of a rotating rod 11, a third bevel gear 12 is fixedly arranged at the right end of the rotating rod 11, a rotating shaft 13 is arranged at the right side of the third bevel gear 12, a fourth bevel gear 14 is fixedly arranged at the periphery of the rotating shaft 13, the fourth bevel gear 14 is in meshing fit with the third bevel gear 12, fan wheels 15 are respectively and fixedly arranged at two ends of the rotating shaft 13, the two fan wheels 15 are symmetrical front and back, a through groove 16 is respectively arranged at the front side and the back side of the box body 1 corresponding to the fan wheels 15, a filter screen 17 is respectively and fixedly arranged at the outer end of the through groove 16, the rotating shaft 13 is rotatably connected with the box body 1, shaft seats 18 are respectively and rotatably arranged, the upper end of the right side of the deflector rod 20 is fixedly connected with one end of a tension spring 21, and the other end of the tension spring 21 is fixedly connected with the box body 1; the periphery of the cross shaft 5 is provided with a sliding sleeve 22 in a sliding fit manner, the sliding sleeve 22 can only move left and right along the cross shaft 5, the right side of the sliding sleeve 22 is rotatably connected with a fixing ring 23 arranged on the periphery of the cross shaft 5 through a bearing in a connecting mode, the fixing ring 23 is fixedly connected with the left end of a spring rod 24, the right end of the spring rod 24 is fixedly connected with the lower end of a vertical rod 25, the vertical rod 25 is fixedly connected with the box body 1, the bottom side of the fixing ring 23 is fixedly connected with the left end of a bar-shaped rack 26, a plurality of fan blades 27 are uniformly and fixedly arranged on the periphery of the fixing ring 23, the bottom side of the bar-shaped rack 26 is engaged and matched with a gear 28, the gear 28 is rotatably connected with the box body 1, the rear side of the gear 28 is rotatably connected with the upper end of the front side of a supporting plate 29 through a. The heat dissipation device is simple in structure and ingenious in conception, the flow direction of heat dissipation air can be adjusted according to the rotation speed change of the reluctance motor, so that heat dissipation is more uniform, the filter screen can be cleaned by reverse air, the reluctance motor is linked with the heat dissipation device, the use of the driving motor is saved, the rotation speed of the heat dissipation device is adjusted according to the rotation speed of the reluctance motor, the market demand is met, and the heat dissipation device is suitable for popularization. When the invention is used, the switch reluctance motor 2 is electrified, a rotating shaft of the switch reluctance motor 2 drives a transverse shaft 5 to rotate through a first helical gear 3 and a second helical gear 4, the transverse shaft 5 drives a conical friction wheel 8 to rotate through a spring telescopic shaft, the conical friction wheel 8 drives a friction wheel 9 to rotate through friction force, the friction wheel 9 drives a rotating rod 11 and a third helical gear 12 to rotate, the third helical gear 12 drives a rotating shaft 13 and a fan wheel 15 to rotate through a fourth helical gear 14, the fan wheel 15 on one side sucks external air into the box body 1 through a filter screen 17 and a through groove 16, the fan wheel 15 on the other side discharges the air in the box body 1 out of the box body 1 through the through groove 16 and the filter screen 17, the external air flows through the box body 1, so that the heat dissipation of the switch reluctance motor 2 is realized, and dust and debris in the air are filtered outside the filter screen 17; when the horizontal shaft 5 rotates, the fan blades 27 are driven to rotate through the sliding sleeve 22, the fan blades 27 generate wind blowing to the right, the horizontal shaft 5 drives the fan blades 27 to rotate rapidly along with the increase of the rotating speed of the switched reluctance motor 2, the blowing force generated by the fan blades 27 to the right is increased, the sliding sleeve 22 moves leftwards along the horizontal shaft 5, the sliding sleeve 22 drives the left end of the spring rod 24 to move leftwards through the fixing ring 23, the spring rod 24 is stretched, the fixing ring 23 drives the bar rack 26 to move leftwards, the bar rack 26 drives the gear 28 to rotate, the gear 28 drives the wire wheel 30 to rotate, the pull wire 31 starts to wind around the periphery of the wire wheel 30, the pull wire 31 generates a leftward pulling force on the pull rod 20, the connecting rod 19, the shaft seat 18, the rotating rod 11 and the friction wheel 9 rotate clockwise along the axis of the rotating shaft 13, the tension spring 21 is stretched, the periphery of the friction wheel, therefore, the synchronous increase of the rotating speed of the fan wheel 15 caused by the increase of the rotating speed of the switched reluctance motor 2 is avoided, and the larger resistance brought to the switched reluctance motor 2 by the over-high rotating speed of the fan wheel 15 is reduced, so that the energy consumption is reduced; when the switched reluctance motor 2 is continuously increased and the upper end of the friction wheel 9 is separated from the conical friction wheel 8, the lower end of the friction wheel 9 is in frictional contact with the conical friction wheel 8, the rotating shaft 13 rotates reversely at the moment, so that the fan wheel 15 on one side exhausts air, the fan wheel 15 on the other side exhausts air, the air inlet and the air outlet are exchanged, and the filter screen 17 can be cleaned by reverse air backwashing; when the switched reluctance motor 2 is decelerated, the shift lever 20 is rotated counterclockwise to be reset under the elastic tension of the tension spring 21.
Specifically, as shown in the drawing, the spring telescopic shaft according to the present embodiment includes a square bar 40, a square hole 41 is formed in the middle of the right side of the horizontal shaft 5, the square bar 40 is movably installed in the square hole 41, the square bar 40 can only move left and right in the square hole 41, the left end of the square bar 40 is connected to the left end of the square hole 41 through a spring 42, and the right end of the square bar 40 is fixedly connected to the middle of the left side of the tapered friction wheel 8. The transverse shaft 5 drives the square rod 40 and the conical friction wheel 8 to rotate through the square hole 41, when the conical friction wheel 8 moves leftwards, the spring 42 is compressed, and the square rod 40 moves rightwards in a resetting way under the elastic thrust of the spring 42.
Specifically, as shown in the figure, a strip-shaped sliding groove 50 is formed in the periphery of the transverse shaft 5 in the embodiment, a sliding block 51 is arranged in the strip-shaped sliding groove 50 in a sliding fit manner, and the sliding block 51 is fixedly connected with the sliding sleeve 22. The horizontal shaft 5 drives the sliding block 51 and the sliding sleeve 22 to rotate through the strip-shaped sliding groove 50, so that the horizontal shaft 5 drives the fan blades 27 to rotate.
Further, as shown in the figure, in the embodiment, the first baffle 60 is fixedly installed at the front side inside the box 1, the front side of the periphery of the rotating shaft 13 is rotatably connected with the reserved hole on the first baffle 60 through a sealing bearing, the second baffle 61 is fixedly installed at the rear side inside the box 1, the rear side of the periphery of the rotating shaft 13 is rotatably connected with the reserved hole on the second baffle 61 through a sealing bearing, and the upper right side and the lower right side of the first baffle 60 and the upper right side and the lower right side of the second baffle 61 are respectively fixedly connected with the inner wall corresponding to the box 1. The first baffle 60 and the second baffle 61 enable air entering the box 1 through the through slot 16 to flow through the left side of the box 1, so that the switched reluctance motor 2 can be better radiated.
Furthermore, as shown in the drawings, the shift lever 20 of the present embodiment is provided with a stop lever 70 at the right side and the left side, and the stop levers 70 are respectively fixedly installed on the box 1. The lower end of the deflector rod 20 can only swing in the two stop levers 70, when the lower side of the periphery of the deflector rod 20 is in contact fit with the stop lever 70 on the right side, the upper end of the friction wheel 9 is in contact fit with the lower end of the tapered friction wheel 8, when the lower side of the periphery of the deflector rod 20 is in contact fit with the stop lever 70 on the upper left side, the friction wheel 9 moves to the top, and the friction wheel 9 is in contact fit with the tapered friction wheel 8.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides an initiative heat abstractor of switched reluctance motor controller which characterized in that: comprises a box body (1), a switched reluctance motor (2) is fixedly arranged on one side inside the box body (1), the front end of a rotating shaft of the switched reluctance motor (2) penetrates through the box body (1) and is rotatably connected with the box body (1) through a sealed bearing, a first helical gear (3) is fixedly arranged on the periphery of the rotating shaft of the switched reluctance motor (2), a second helical gear (4) is arranged on one side of the first helical gear (3) in a meshed fit manner, the middle of the right side of the second helical gear (4) is fixedly connected with the left end of a transverse shaft (5), the transverse shaft (5) is rotatably arranged on the box body (1), a conical friction wheel (8) is arranged on the right end of the transverse shaft (5) through a spring telescopic shaft, a friction wheel (9) is arranged on the lower part of the right side of the conical friction wheel (8) in a friction fit manner, the middle of the right side of the friction wheel (9), a rotating shaft (13) is arranged on the right side of the third bevel gear (12), a fourth bevel gear (14) is fixedly installed on the periphery of the rotating shaft (13), the fourth bevel gear (14) is meshed and matched with the third bevel gear (12), fan wheels (15) are fixedly installed at two ends of the rotating shaft (13) respectively, through grooves (16) are formed in the front side and the rear side of the box body (1) respectively corresponding to the fan wheels (15), filter screens (17) are fixedly installed at the outer ends of the through grooves (16) respectively, the rotating shaft (13) is rotatably connected with the box body (1), shaft seats (18) are rotatably installed on the periphery of the rotating shaft (13) and the periphery of the rotating rod (11) through bearings respectively, the two shaft seats (18) are fixedly connected through a connecting rod (19), the bottom side of the connecting rod (19) is fixedly connected with the upper end of a shifting rod (20), the upper end of the right side of the shifting rod (20) is fixedly; the sliding sleeve (22) is arranged on the periphery of the transverse shaft (5) in a sliding fit mode, the sliding sleeve (22) can only move left and right along the transverse shaft (5), the right side of the sliding sleeve (22) is connected with a fixing ring (23) arranged on the periphery of the transverse shaft (5) in a rotating mode through a bearing, the fixing ring (23) is fixedly connected with the left end of a spring rod (24), the right end of the spring rod (24) is fixedly connected with the lower end of a vertical rod (25), the vertical rod (25) is fixedly connected with the box body (1), the bottom side of the fixing ring (23) is fixedly connected with the left end of a strip-shaped rack (26), a plurality of fan blades (27) are uniformly and fixedly installed on the periphery of the fixing ring (23), a gear (28) is arranged on the bottom side of the strip-shaped rack (26) in a meshing fit mode, the gear (28) is rotatably connected with the box body (1), a wire wheel (30) is fixedly connected on the.
2. The active heat dissipation device of a switched reluctance motor controller according to claim 1, wherein: the spring telescopic shaft comprises a square rod (40), a square hole (41) is formed in the middle of the right side of the transverse shaft (5), the square rod (40) is movably installed in the square hole (41), the left end of the square rod (40) is connected with the left end of the square hole (41) through a spring (42), and the right end of the square rod (40) is fixedly connected with the middle of the left side of the conical friction wheel (8).
3. The active heat dissipation device of a switched reluctance motor controller according to claim 1, wherein: the periphery of the transverse shaft (5) is provided with a strip-shaped sliding groove (50), the strip-shaped sliding groove (50) is internally provided with a sliding block (51) in a sliding fit manner, and the sliding block (51) is fixedly connected with the sliding sleeve (22).
4. The active heat dissipation device of a switched reluctance motor controller according to claim 1, wherein: the front side fixed mounting first baffle (60) of box (1) inside, the front side of pivot (13) periphery is passed through sealed bearing and is rotated with the preformed hole on first baffle (60) and be connected, inside rear side fixed mounting second baffle (61) of box (1), the rear side of pivot (13) periphery is passed through sealed bearing and is rotated with the preformed hole on second baffle (61) and be connected.
5. The active heat dissipation device of a switched reluctance motor controller according to claim 1, wherein: the right side and the left upper side of the deflector rod (20) are respectively provided with a stop lever (70), and the stop levers (70) are respectively fixedly arranged on the box body (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011093382.9A CN111934492B (en) | 2020-10-14 | 2020-10-14 | Active heat dissipation device of switched reluctance motor controller |
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| CN202011093382.9A CN111934492B (en) | 2020-10-14 | 2020-10-14 | Active heat dissipation device of switched reluctance motor controller |
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| CN111934492A true CN111934492A (en) | 2020-11-13 |
| CN111934492B CN111934492B (en) | 2020-12-22 |
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| CN116761401A (en) * | 2023-07-06 | 2023-09-15 | 黑龙江伯安科技有限公司 | 5G network fault detection device |
| CN116760235A (en) * | 2023-06-28 | 2023-09-15 | 京马电机有限公司 | Temperature control protection outer rotor motor for desk type smoke machine and protection method |
| CN117646958A (en) * | 2024-01-29 | 2024-03-05 | 世纪祥云(山东)环境科技有限公司 | Ventilation pipeline stationary flow filter equipment |
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