CN210273743U - Brushless permanent magnet speed regulation structure - Google Patents
Brushless permanent magnet speed regulation structure Download PDFInfo
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- CN210273743U CN210273743U CN201920770820.7U CN201920770820U CN210273743U CN 210273743 U CN210273743 U CN 210273743U CN 201920770820 U CN201920770820 U CN 201920770820U CN 210273743 U CN210273743 U CN 210273743U
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Abstract
The utility model discloses a brushless permanent magnetism speed governing structure, include: the speed regulation device comprises a driving shaft, a first bearing seat, a conductor rotor, a permanent magnet rotor, a driven shaft, a second bearing seat and a speed regulation structure, wherein the first bearing seat is arranged at one end of the driving shaft; the speed regulation is realized by changing the magnetic flux, and the speed regulation speed is higher and more accurate; meanwhile, various cooling mechanisms are added for the speed regulator, the equipment is continuously cooled, the speed regulator is rapidly cooled, internal heat is not easy to accumulate, and the speed regulator is stable in operation and not easy to damage.
Description
Technical Field
The utility model belongs to the auto-parts field, in particular to brushless permanent magnet speed governing structure.
Background
With the rapid development of the industry in China, various clutches and speed regulators are widely applied to the industries of engineering machinery, automobiles, ships and the like. With the innovation of technology and the improvement of processing equipment, the speed regulator is continuously updated, has higher technical content and better user experience, and the progress of the speed regulator is not stopped all the time. As a result, the demand for speed regulators is also increasing.
The existing speed regulator has a mature technical content, but the technical content is far from enough, and a plurality of problems still exist, such as poor cooling effect, influence on normal operation of the speed regulator, and simultaneously, the speed regulator is easy to damage due to active molecules of the speed regulator structure. Therefore, the application improves and innovates the speed regulator with respect to the above problems.
The existing speed governor mainly has the following problems:
1. most of the existing speed regulators have the problem of poor cooling effect, the normal work of the speed regulators is influenced, and meanwhile, the speed regulators are easily damaged due to active molecules of the speed regulators.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects, the utility model aims to provide a brushless permanent magnet speed regulation structure which adopts a mode of changing the magnetic flux to realize speed regulation, and has faster and more accurate speed regulation speed; meanwhile, various cooling mechanisms are added for the speed regulator, the equipment is continuously cooled, the speed regulator is rapidly cooled, internal heat is not easy to accumulate, and the speed regulator is stable in operation and not easy to damage.
The technical scheme is as follows: in order to achieve the above object, the utility model provides a brushless permanent magnet speed regulation structure, include: driving shaft, primary shaft bearing, conductor rotor, permanent magnet rotor, driven shaft, secondary shaft bearing and speed governing structure, driving shaft one end is provided with primary shaft bearing, the driving shaft passes through the bearing with primary shaft bearing and is connected, primary shaft bearing one side is provided with the conductor rotor, the conductor rotor sets up in the one end that the driving shaft is close to primary shaft bearing, conductor rotor inboard is provided with the permanent magnet rotor, conductor rotor cladding permanent magnet rotor, permanent magnet rotor center is provided with the driven shaft, the driven shaft outside is provided with the secondary shaft bearing, be provided with the speed governing structure on the driven shaft, the speed governing structure sets up between conductor rotor and permanent magnet rotor.
The utility model discloses in the setting of magnetic force speed regulator, it adopts magnetic force to drive the speed regulator and rotates, and speed regulator running friction is little, and work quality is high.
The speed regulating structure in the utility model comprises a magnetic shielding plate, a magnetic flux regulating plate, a meshing gear, a transmission gear and a driving motor, the magnetic shielding plate is arranged on the driven shaft and is in a circular ring shape, a groove is arranged on the magnetic shielding plate, a plurality of grooves are arranged, a magnetic flux adjusting plate is arranged in each groove and is connected with the magnetic shielding plate in a sliding way, one side of the magnetic flux adjusting plate is provided with a rack which is matched with a plurality of meshing gears, the meshing gear is connected with a transmission gear, the meshing gear is meshed with the outer side of the transmission gear, the transmission gear is arranged on the outer side of the driven shaft, a gap is arranged between the transmission gear and the driven shaft, the transmission gear is arranged on the magnetic shielding plate, one side of the transmission gear is connected with a driving motor, and the driving motor is arranged on the magnetic shielding plate.
The utility model discloses in the flux adjusting plate be provided with a plurality ofly, the height is crisscross between the adjacent flux adjusting plate.
The utility model discloses in the setting of speed governing structure can the adjusting device magnetic flux size, realizes the speed governing, and the practicality is strong.
The utility model discloses in conductor rotor and permanent magnet rotor surface be provided with the heating panel, the heating panel includes heat dissipation chamber and capillary, heat dissipation intracavity portion is provided with the coolant liquid, heat dissipation chamber top is provided with the inclined plane, heat dissipation chamber top and side are provided with the capillary, the capillary is provided with a plurality ofly, the capillary is the rectangle array and arranges.
The utility model discloses in the heat dissipation chamber adopt metal material.
The cooling liquid in the utility model adopts the liquid which is easy to vaporize, such as water, methanol, ethanol, acetone, liquid ammonia, etc.
The utility model discloses in the heat-sinking capability of equipment has been improved in the setting of heating panel, and equipment work efficiency is high, and is not fragile.
The utility model relates to a brushless permanent magnet speed regulation structure, still include water-cooling mechanism, water-cooling mechanism includes circulating water tank, connecting water pipe, first annular water course and second annular water course, circulating water tank is fixed in on the primary shaft bearing, circulating water tank one end is connected with the connecting water pipe, the one end that connecting water pipe kept away from circulating water tank is connected with first annular water course and second annular water course, first annular water course sets up in one side that the driving shaft is close to the conductor rotor, first annular water course twines in the driving shaft outside, first annular water course is fixed in the primary shaft bearing, first annular water course is ring shape, second annular water course sets up in one side that the driven shaft is close to the permanent magnet rotor, second annular water course twines in the driven shaft outside, second annular water course is fixed in the secondary shaft bearing, second annular water course is ring shape, the circulating water tank is provided with a pressure pump, one end of the pressure pump is connected with the circulating water tank, and the other end of the pressure pump is connected with a connecting water pipe.
The utility model discloses in the setting of water-cooling mechanism, its heat transfer effect through the cooling water cools off the speed regulator, has reduced the temperature when the speed regulator moves, and interior heat is difficult to pile up for speed regulator job stabilization is not fragile.
The utility model discloses in circulating water tank on be provided with control mechanism, control mechanism includes first thermistor, second thermistor, ampere meter, micro-gap switch and detection power, first thermistor sets up in primary shaft bearing inboard, second thermistor sets up in secondary shaft bearing inboard, first thermistor is connected with the ampere meter, the ampere meter sets up in circulating water tank one side, the ampere meter is connected with the detection power, be provided with micro-gap switch on the ampere meter, micro-gap switch sets up in ampere meter pointer both sides, micro-gap switch connects circulating water tank, first thermistor, second thermistor, ampere meter and power establish ties in proper order.
The utility model discloses in control mechanism's setting, its thermistor through resistance according to the temperature variation resistance has realized the detection to the speed regulator temperature, utilizes ampere meter measuring current to examine and determine the change of resistance simultaneously to start water cooling mechanism when the speed regulator temperature risees, close water cooling mechanism when the speed regulator temperature reduces, with mechanical force conductor manpower, convenient to use has realized the automation of water cooling mechanism simultaneously and has opened and stop, and degree of automation is high, does not use electronic parts such as chip, and is with low costs.
The utility model discloses in water-cooling mechanism still include circulative cooling pipe and radiator fan, circulative cooling pipe sets up in the circulating water tank both sides, circulative cooling pipe is the spiral disk, circulative cooling bottom of the tubes portion is provided with radiator fan, radiator fan is fixed in on the primary shaft bearing, radiator fan sets up in circulating water tank one side, the radiator fan top is provided with the arch that is used for fixed circulative cooling pipe.
The utility model discloses in circulative cooling pipe and radiator fan's setting, it is through carrying out the secondary cooling to circulating water tank, has increased the speed of water tank cooling, has improved the cooling effect of speed regulator, and the practicality is strong.
The utility model discloses in the conductor rotor include first conductor backup pad, second conductor backup pad, conductor connecting plate and conductor, first conductor backup pad is fixed in the one end that the driving shaft is close to the driven shaft, the first conductor backup pad outside is fixed with the conductor connecting plate, the one end that first conductor backup pad was kept away from to the conductor connecting plate is fixed with second conductor backup pad, second conductor backup pad is fixed in on the second bearing frame, first conductor backup pad inboard is provided with the conductor, the conductor relies on magnetic force to pull permanent magnet rotor.
The utility model discloses in conductor rotor's setting, its conductor rotor that constitutes through a plurality of subassemblies can dismantle conductor rotor fast to expose inner structure such as permanent magnet rotor, made things convenient for the dismouting and the maintenance of speed regulator, the practicality is high.
The utility model discloses in the driven shaft outside be provided with the axle sleeve, the axle sleeve outside is provided with the second bearing seat.
The utility model discloses in axle sleeve and second bearing frame support be provided with the sealing layer, sealing layer and axle sleeve interference fit, sealing layer and second bearing frame interference fit.
The utility model discloses in the setting of sealing layer can increase the leakproofness of speed regulator, has prevented the interior fluid of speed regulator to spill, has improved the performance of speed regulator.
Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has:
1. the utility model discloses in a brushless permanent magnetism speed governing structure, its heat transfer effect through the cooling water cools off the speed regulator, has reduced the temperature when the speed regulator moves, and interior heat is difficult to pile up for speed regulator job stabilization is not fragile.
2. The utility model discloses in a brushless permanent magnetism speed governing structure, utilize ampere meter measuring current to examine and determine the change of resistance to start water cooling mechanism when the speed regulator temperature risees, close water cooling mechanism when the speed regulator temperature reduces, with mechanical force conductor manpower, convenient to use has realized simultaneously that the automation of water cooling mechanism opens and stops, degree of automation is high, does not use electronic components such as chip, and is with low costs.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the speed-adjusting structure of the present invention;
FIG. 3 is a schematic circuit diagram of the structure of the heat dissipating plate of the present invention;
fig. 4 is a schematic structural view of the water cooling mechanism of the present invention;
FIG. 5 is a schematic diagram of the structural circuit of the water cooling mechanism of the present invention;
fig. 6 is a schematic structural view of the conductor rotor of the present invention;
fig. 7 is a schematic structural view of the shaft sleeve of the present invention;
in the figure: a driving shaft-1, a first bearing seat-2, a conductor rotor-3, a first conductor supporting plate-31, a second conductor supporting plate-32, a conductor connecting plate-33, a conductor-34, a permanent magnet rotor-4, a driven shaft-5, a second bearing seat-6, a speed regulating structure-7, a magnetic shielding plate-71, a magnetic flux regulating plate-72, a meshing gear-73, a transmission gear-74, a driving motor-75, a heat dissipation plate-8, a heat dissipation cavity-81, a capillary tube-82, a water cooling mechanism-9, a circulating water tank-91, a connecting water pipe-92, a first annular water channel-93, a second annular water channel-94, a control mechanism-95, a first thermistor-951, a second thermistor-952, an ammeter-953, a temperature sensor-30, a temperature sensor-, A micro switch-954, a detection power supply-955, a circulating cooling pipe-96, a cooling fan-97 and a shaft sleeve-10.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
Example 1
As shown in fig. 1, a brushless permanent magnet speed regulation structure includes: driving shaft 1, primary shaft bearing 2, conductor rotor 3, permanent magnet rotor 4, driven shaft 5, secondary shaft bearing 6 and speed governing structure 7, 1 one end of driving shaft is provided with primary shaft bearing 2, driving shaft 1 passes through the bearing with primary shaft bearing 2 and is connected, 2 one side of primary shaft bearing is provided with conductor rotor 3, conductor rotor 3 sets up in the one end that driving shaft 1 is close to primary shaft bearing 2, 3 inboards of conductor rotor are provided with permanent magnet rotor 4, 3 cladding permanent magnet rotors 4 of conductor rotor, 4 centers of permanent magnet rotor are provided with driven shaft 5, the 5 outsides of driven shaft are provided with secondary shaft bearing 6, be provided with speed governing structure 7 on the driven shaft 5, speed governing structure 7 sets up between conductor rotor 3 and permanent magnet rotor 4.
The speed regulation structure 7 described in this embodiment includes a magnetic shielding plate 71, a magnetic flux regulation plate 72, a meshing gear 73, a transmission gear 74 and a driving motor 75, the magnetic shielding plate 71 is disposed on the driven shaft 5, the magnetic shielding plate 71 is circular, a plurality of grooves are provided on the magnetic shielding plate 71, the magnetic flux regulation plate 72 is disposed in the grooves, the magnetic flux regulation plate 72 is slidably connected with the magnetic shielding plate 71, a rack is disposed on one side of the magnetic flux regulation plate 72, the rack is matched with the meshing gear 73, the meshing gear 73 is provided with a plurality of grooves, the meshing gear 73 is connected with the transmission gear 74, the meshing gear 73 is meshed with the outer side of the transmission gear 74, the transmission gear 74 is disposed on the outer side of the driven shaft 5, a gap is disposed between the transmission gear 74 and the driven shaft 5, a drive motor 75 is connected to one side of the transmission gear 74, and the drive motor 75 is provided on the magnetic shield plate 71.
In this embodiment conductor rotor 3 and 4 surfaces of permanent magnet rotor are provided with heating panel 8, heating panel 8 includes heat dissipation chamber 81 and capillary 82, the inside coolant liquid that is provided with of heat dissipation chamber 81, heat dissipation chamber 81 top is provided with the inclined plane, heat dissipation chamber 81 top and side are provided with capillary 82, capillary 82 is provided with a plurality ofly, capillary 82 is the rectangular array and arranges.
The brushless permanent magnet speed regulation structure in this embodiment further includes a water cooling mechanism 9, the water cooling mechanism 9 includes a circulation water tank 91, a connection water pipe 92, a first annular water channel 93 and a second annular water channel 94, the circulation water tank 91 is fixed on the first bearing housing 2, one end of the circulation water tank 91 is connected with the connection water pipe 92, one end of the connection water pipe 92 far away from the circulation water tank 91 is connected with the first annular water channel 93 and the second annular water channel 94, the first annular water channel 93 is disposed on one side of the driving shaft 1 close to the conductor rotor 3, the first annular water channel 93 is wound on the outside of the driving shaft 1, the first annular water channel 93 is fixed in the first bearing housing 2, the first annular water channel 93 is annular, the second annular water channel 94 is disposed on one side of the driven shaft 5 close to the permanent magnet rotor 4, and the second annular water channel 94 is wound, the second annular water channel 94 is fixed in the second bearing block 6, the second annular water channel 94 is annular, a pressure pump is arranged on the circulating water tank 91, one end of the pressure pump is connected with the circulating water tank 91, and the other end of the pressure pump is connected with a connecting water pipe 92.
The circulating water tank 91 of this embodiment on be provided with control mechanism 95, control mechanism 95 includes first thermistor 951, second thermistor 952, ampere meter 953, micro-gap switch 954 and detection power 955, first thermistor 951 sets up in 2 inboards of first bearing frame, second thermistor 952 sets up in 6 inboards of second bearing frame, first thermistor 951 is connected with ampere meter 953, ampere meter 953 sets up in circulating water tank 91 one side, ampere meter 953 is connected with detection power 955, be provided with micro-gap switch 954 on the ampere meter 953, micro-gap switch 954 sets up in ampere meter 953 pointer both sides, micro-gap switch 954 connects circulating water tank 91, first thermistor 951, second thermistor 952, ampere meter 953 and power 955 establish ties in proper order.
In this embodiment, the water cooling mechanism 9 further includes a circulation cooling pipe 96 and a heat dissipation fan 97, the circulation cooling pipe 96 is disposed on both sides of the circulation water tank 91, the circulation cooling pipe 96 is in a spiral disk shape, the bottom of the circulation cooling pipe 96 is provided with the heat dissipation fan 97, the heat dissipation fan 97 is fixed on the first bearing seat 2, the heat dissipation fan 97 is disposed on one side of the circulation water tank 91, and the top of the heat dissipation fan 97 is provided with a protrusion for fixing the circulation cooling pipe 96.
The conductor rotor 3 described in this embodiment includes a first conductor support plate 31, a second conductor support plate 32, a conductor connecting plate 33 and a conductor 34, the first conductor support plate 31 is fixed to one end of the driving shaft 1 close to the driven shaft 5, the outer side of the first conductor support plate 31 is fixed with the conductor connecting plate 33, one end of the conductor connecting plate 33 away from the first conductor support plate 31 is fixed with the second conductor support plate 32, the second conductor support plate 32 is fixed on the second bearing seat 6, the inner side of the first conductor support plate 31 is provided with the conductor 34, and the conductor 34 pulls the permanent magnet rotor 4 by means of magnetic force.
In the embodiment, a shaft sleeve 10 is arranged on the outer side of the driven shaft 5, and a second bearing seat 6 is arranged on the outer side of the shaft sleeve 10.
The shaft sleeve 10 and the second bearing seat 6 support in this embodiment are provided with a sealing layer, the sealing layer is in interference fit with the shaft sleeve 10, and the sealing layer is in interference fit with the second bearing seat 6.
Example 2
As shown in fig. 2, a brushless permanent magnet speed regulation structure includes: driving shaft 1, primary shaft bearing 2, conductor rotor 3, permanent magnet rotor 4, driven shaft 5, secondary shaft bearing 6 and speed governing structure 7, 1 one end of driving shaft is provided with primary shaft bearing 2, driving shaft 1 passes through the bearing with primary shaft bearing 2 and is connected, 2 one side of primary shaft bearing is provided with conductor rotor 3, conductor rotor 3 sets up in the one end that driving shaft 1 is close to primary shaft bearing 2, 3 inboards of conductor rotor are provided with permanent magnet rotor 4, 3 cladding permanent magnet rotors 4 of conductor rotor, 4 centers of permanent magnet rotor are provided with driven shaft 5, the 5 outsides of driven shaft are provided with secondary shaft bearing 6, be provided with speed governing structure 7 on the driven shaft 5, speed governing structure 7 sets up between conductor rotor 3 and permanent magnet rotor 4.
The speed regulation structure 7 described in this embodiment includes a magnetic shielding plate 71, a magnetic flux regulation plate 72, a meshing gear 73, a transmission gear 74 and a driving motor 75, the magnetic shielding plate 71 is disposed on the driven shaft 5, the magnetic shielding plate 71 is circular, a plurality of grooves are provided on the magnetic shielding plate 71, the magnetic flux regulation plate 72 is disposed in the grooves, the magnetic flux regulation plate 72 is slidably connected with the magnetic shielding plate 71, a rack is disposed on one side of the magnetic flux regulation plate 72, the rack is matched with the meshing gear 73, the meshing gear 73 is provided with a plurality of grooves, the meshing gear 73 is connected with the transmission gear 74, the meshing gear 73 is meshed with the outer side of the transmission gear 74, the transmission gear 74 is disposed on the outer side of the driven shaft 5, a gap is disposed between the transmission gear 74 and the driven shaft 5, a drive motor 75 is connected to one side of the transmission gear 74, and the drive motor 75 is provided on the magnetic shield plate 71.
Example 3
As shown in fig. 3, a brushless permanent magnet speed regulation structure includes: driving shaft 1, primary shaft bearing 2, conductor rotor 3, permanent magnet rotor 4, driven shaft 5, secondary shaft bearing 6 and speed governing structure 7, 1 one end of driving shaft is provided with primary shaft bearing 2, driving shaft 1 passes through the bearing with primary shaft bearing 2 and is connected, 2 one side of primary shaft bearing is provided with conductor rotor 3, conductor rotor 3 sets up in the one end that driving shaft 1 is close to primary shaft bearing 2, 3 inboards of conductor rotor are provided with permanent magnet rotor 4, 3 cladding permanent magnet rotors 4 of conductor rotor, 4 centers of permanent magnet rotor are provided with driven shaft 5, the 5 outsides of driven shaft are provided with secondary shaft bearing 6, be provided with speed governing structure 7 on the driven shaft 5, speed governing structure 7 sets up between conductor rotor 3 and permanent magnet rotor 4.
In this embodiment conductor rotor 3 and 4 surfaces of permanent magnet rotor are provided with heating panel 8, heating panel 8 includes heat dissipation chamber 81 and capillary 82, the inside coolant liquid that is provided with of heat dissipation chamber 81, heat dissipation chamber 81 top is provided with the inclined plane, heat dissipation chamber 81 top and side are provided with capillary 82, capillary 82 is provided with a plurality ofly, capillary 82 is the rectangular array and arranges.
Example 4
A brushless permanent magnet speed regulation structure as shown in fig. 4 and 5, comprising: driving shaft 1, primary shaft bearing 2, conductor rotor 3, permanent magnet rotor 4, driven shaft 5, secondary shaft bearing 6 and speed governing structure 7, 1 one end of driving shaft is provided with primary shaft bearing 2, driving shaft 1 passes through the bearing with primary shaft bearing 2 and is connected, 2 one side of primary shaft bearing is provided with conductor rotor 3, conductor rotor 3 sets up in the one end that driving shaft 1 is close to primary shaft bearing 2, 3 inboards of conductor rotor are provided with permanent magnet rotor 4, 3 cladding permanent magnet rotors 4 of conductor rotor, 4 centers of permanent magnet rotor are provided with driven shaft 5, the 5 outsides of driven shaft are provided with secondary shaft bearing 6, be provided with speed governing structure 7 on the driven shaft 5, speed governing structure 7 sets up between conductor rotor 3 and permanent magnet rotor 4.
The brushless permanent magnet speed regulation structure in this embodiment further includes a water cooling mechanism 9, the water cooling mechanism 9 includes a circulation water tank 91, a connection water pipe 92, a first annular water channel 93 and a second annular water channel 94, the circulation water tank 91 is fixed on the first bearing housing 2, one end of the circulation water tank 91 is connected with the connection water pipe 92, one end of the connection water pipe 92 far away from the circulation water tank 91 is connected with the first annular water channel 93 and the second annular water channel 94, the first annular water channel 93 is disposed on one side of the driving shaft 1 close to the conductor rotor 3, the first annular water channel 93 is wound on the outside of the driving shaft 1, the first annular water channel 93 is fixed in the first bearing housing 2, the first annular water channel 93 is annular, the second annular water channel 94 is disposed on one side of the driven shaft 5 close to the permanent magnet rotor 4, and the second annular water channel 94 is wound, the second annular water channel 94 is fixed in the second bearing block 6, the second annular water channel 94 is annular, a pressure pump is arranged on the circulating water tank 91, one end of the pressure pump is connected with the circulating water tank 91, and the other end of the pressure pump is connected with a connecting water pipe 92.
The circulating water tank 91 of this embodiment on be provided with control mechanism 95, control mechanism 95 includes first thermistor 951, second thermistor 952, ampere meter 953, micro-gap switch 954 and detection power 955, first thermistor 951 sets up in 2 inboards of first bearing frame, second thermistor 952 sets up in 6 inboards of second bearing frame, first thermistor 951 is connected with ampere meter 953, ampere meter 953 sets up in circulating water tank 91 one side, ampere meter 953 is connected with detection power 955, be provided with micro-gap switch 954 on the ampere meter 953, micro-gap switch 954 sets up in ampere meter 953 pointer both sides, micro-gap switch 954 connects circulating water tank 91, first thermistor 951, second thermistor 952, ampere meter 953 and power 955 establish ties in proper order.
In this embodiment, the water cooling mechanism 9 further includes a circulation cooling pipe 96 and a heat dissipation fan 97, the circulation cooling pipe 96 is disposed on both sides of the circulation water tank 91, the circulation cooling pipe 96 is in a spiral disk shape, the bottom of the circulation cooling pipe 96 is provided with the heat dissipation fan 97, the heat dissipation fan 97 is fixed on the first bearing seat 2, the heat dissipation fan 97 is disposed on one side of the circulation water tank 91, and the top of the heat dissipation fan 97 is provided with a protrusion for fixing the circulation cooling pipe 96.
Example 5
As shown in fig. 6, a brushless permanent magnet speed regulation structure includes: driving shaft 1, primary shaft bearing 2, conductor rotor 3, permanent magnet rotor 4, driven shaft 5, secondary shaft bearing 6 and speed governing structure 7, 1 one end of driving shaft is provided with primary shaft bearing 2, driving shaft 1 passes through the bearing with primary shaft bearing 2 and is connected, 2 one side of primary shaft bearing is provided with conductor rotor 3, conductor rotor 3 sets up in the one end that driving shaft 1 is close to primary shaft bearing 2, 3 inboards of conductor rotor are provided with permanent magnet rotor 4, 3 cladding permanent magnet rotors 4 of conductor rotor, 4 centers of permanent magnet rotor are provided with driven shaft 5, the 5 outsides of driven shaft are provided with secondary shaft bearing 6, be provided with speed governing structure 7 on the driven shaft 5, speed governing structure 7 sets up between conductor rotor 3 and permanent magnet rotor 4.
The conductor rotor 3 described in this embodiment includes a first conductor support plate 31, a second conductor support plate 32, a conductor connecting plate 33 and a conductor 34, the first conductor support plate 31 is fixed to one end of the driving shaft 1 close to the driven shaft 5, the outer side of the first conductor support plate 31 is fixed with the conductor connecting plate 33, one end of the conductor connecting plate 33 away from the first conductor support plate 31 is fixed with the second conductor support plate 32, the second conductor support plate 32 is fixed on the second bearing seat 6, the inner side of the first conductor support plate 31 is provided with the conductor 34, and the conductor 34 pulls the permanent magnet rotor 4 by means of magnetic force.
Example 6
As shown in fig. 7, a brushless permanent magnet speed regulation structure includes: driving shaft 1, primary shaft bearing 2, conductor rotor 3, permanent magnet rotor 4, driven shaft 5, secondary shaft bearing 6 and speed governing structure 7, 1 one end of driving shaft is provided with primary shaft bearing 2, driving shaft 1 passes through the bearing with primary shaft bearing 2 and is connected, 2 one side of primary shaft bearing is provided with conductor rotor 3, conductor rotor 3 sets up in the one end that driving shaft 1 is close to primary shaft bearing 2, 3 inboards of conductor rotor are provided with permanent magnet rotor 4, 3 cladding permanent magnet rotors 4 of conductor rotor, 4 centers of permanent magnet rotor are provided with driven shaft 5, the 5 outsides of driven shaft are provided with secondary shaft bearing 6, be provided with speed governing structure 7 on the driven shaft 5, speed governing structure 7 sets up between conductor rotor 3 and permanent magnet rotor 4.
In the embodiment, a shaft sleeve 10 is arranged on the outer side of the driven shaft 5, and a second bearing seat 6 is arranged on the outer side of the shaft sleeve 10.
The shaft sleeve 10 and the second bearing seat 6 support in this embodiment are provided with a sealing layer, the sealing layer is in interference fit with the shaft sleeve 10, and the sealing layer is in interference fit with the second bearing seat 6.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (9)
1. A brushless permanent magnet speed regulation structure is characterized in that: the method comprises the following steps: the speed regulation device comprises a driving shaft (1), a first bearing seat (2), a conductor rotor (3), a permanent magnet rotor (4), a driven shaft (5), a second bearing seat (6) and a speed regulation structure (7), wherein the first bearing seat (2) is arranged at one end of the driving shaft (1), the driving shaft (1) is connected with the first bearing seat (2) through a bearing, the conductor rotor (3) is arranged on one side of the first bearing seat (2), the conductor rotor (3) is arranged at one end, close to the first bearing seat (2), of the driving shaft (1), the permanent magnet rotor (4) is arranged on the inner side of the conductor rotor (3), the conductor rotor (3) is coated with the permanent magnet rotor (4), the driven shaft (5) is arranged at the center of the permanent magnet rotor (4), the second bearing seat (6) is arranged on the outer side of the driven shaft, the speed regulation structure (7) is arranged between the conductor rotor (3) and the permanent magnet rotor (4).
2. A brushless permanent magnet speed regulation structure as claimed in claim 1, wherein: speed governing structure (7) including magnetic shield board (71), magnetic flux regulating plate (72), meshing gear (73), drive gear (74) and CD-ROM drive motor (75), magnetic shield board (71) sets up on driven shaft (5), magnetic shield board (71) is the ring shape, be provided with the recess on magnetic shield board (71), the recess is provided with a plurality ofly, be provided with magnetic flux regulating plate (72) in the recess, magnetic flux regulating plate (72) and magnetic shield board (71) sliding connection, magnetic flux regulating plate (72) one side is provided with the rack, the rack cooperates with meshing gear (73), meshing gear (73) are provided with a plurality ofly, meshing gear (73) are connected with drive gear (74), meshing gear (73) and drive gear (74) outside meshing, drive gear (74) set up in driven shaft (5) outside, a gap is arranged between the transmission gear (74) and the driven shaft (5), the transmission gear (74) is arranged on the magnetic shielding plate (71), one side of the transmission gear (74) is connected with a driving motor (75), and the driving motor (75) is arranged on the magnetic shielding plate (71).
3. A brushless permanent magnet speed regulation structure as claimed in claim 1, wherein: conductor rotor (3) and permanent magnet rotor (4) surface be provided with heating panel (8), heating panel (8) are including heat dissipation chamber (81) and capillary (82), heat dissipation chamber (81) inside is provided with the coolant liquid, heat dissipation chamber (81) top is provided with the inclined plane, heat dissipation chamber (81) top and side are provided with capillary (82), capillary (82) are provided with a plurality ofly, capillary (82) are the rectangular array and arrange.
4. A brushless permanent magnet speed regulation structure as claimed in claim 1, wherein: still include water-cooling mechanism (9), water-cooling mechanism (9) are including circulation tank (91), connection water pipe (92), first annular water course (93) and second annular water course (94), circulation tank (91) are fixed in on primary shaft bearing (2), circulation tank (91) one end is connected with connection water pipe (92), the one end of keeping away from circulation tank (91) of connection water pipe (92) is connected with first annular water course (93) and second annular water course (94), first annular water course (93) set up in one side that driving shaft (1) is close to conductor rotor (3), first annular water course (93) twine in driving shaft (1) outside, first annular water course (93) are fixed in primary shaft bearing (2), first annular water course (93) are ring shape, second annular water course (94) set up in one side that driven shaft (5) are close to permanent magnet rotor (4), second annular water course (94) twine in driven shaft (5) outside, second annular water course (94) are fixed in second bearing frame (6), second annular water course (94) are ring shape, be provided with the force pump on circulating water tank (91), circulating water tank (91) is connected to force pump one end, the force pump other end is connected with and connects water pipe (92).
5. The brushless permanent magnet speed regulation structure of claim 4, wherein: circulating water tank (91) on be provided with control mechanism (95), control mechanism (95) include first thermistor (951), second thermistor (952), ampere meter (953), micro-gap switch (954) and detection power (955), first thermistor (951) set up in first bearing (2) inboardly, second thermistor (952) set up in second bearing (6) inboardly, first thermistor (951) are connected with ampere meter (953), ampere meter (953) set up in circulating water tank (91) one side, ampere meter (953) are connected with detection power (955), be provided with micro-gap switch (954) on ampere meter (953), micro-gap switch (954) set up in ampere meter (953) pointer both sides, circulating water tank (91) is connected to micro-gap switch (954), first thermistor (951) The second thermistor (952), the ammeter (953) and the power supply (955) are connected in series in this order.
6. The brushless permanent magnet speed regulation structure of claim 4, wherein: water-cooling mechanism (9) still include circulative cooling pipe (96) and radiator fan (97), circulative cooling pipe (96) set up in circulation tank (91) both sides, circulative cooling pipe (96) are the spiral disk, circulative cooling pipe (96) bottom is provided with radiator fan (97), radiator fan (97) are fixed in on primary shaft bearing (2), radiator fan (97) set up in circulation tank (91) one side, radiator fan (97) top is provided with the arch that is used for fixed circulation cooling pipe (96).
7. A brushless permanent magnet speed regulation structure as claimed in claim 1, wherein: conductor rotor (3) include first conductor backup pad (31), second conductor backup pad (32), conductor connecting plate (33) and conductor (34), first conductor backup pad (31) are fixed in driving shaft (1) and are close to the one end of driven shaft (5), first conductor backup pad (31) outside is fixed with conductor connecting plate (33), the one end that first conductor backup pad (31) was kept away from in conductor connecting plate (33) is fixed with second conductor backup pad (32), second conductor backup pad (32) are fixed in on second bearing frame (6), first conductor backup pad (31) inboard is provided with conductor (34), conductor (34) rely on magnetic force to pull permanent magnet rotor (4).
8. A brushless permanent magnet speed regulation structure as claimed in claim 1, wherein: the outer side of the driven shaft (5) is provided with a shaft sleeve (10), and the outer side of the shaft sleeve (10) is provided with a second bearing seat (6).
9. A brushless permanent magnet speed regulation structure as claimed in claim 8, wherein: the sealing device is characterized in that sealing layers are arranged on the shaft sleeve (10) and the second bearing seat (6) support, the sealing layers are in interference fit with the shaft sleeve (10), and the sealing layers are in interference fit with the second bearing seat (6).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920770820.7U CN210273743U (en) | 2019-05-27 | 2019-05-27 | Brushless permanent magnet speed regulation structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920770820.7U CN210273743U (en) | 2019-05-27 | 2019-05-27 | Brushless permanent magnet speed regulation structure |
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| CN210273743U true CN210273743U (en) | 2020-04-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112202291A (en) * | 2020-10-09 | 2021-01-08 | 安徽沃弗永磁科技有限公司 | Water-cooled permanent magnet speed regulator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112202291A (en) * | 2020-10-09 | 2021-01-08 | 安徽沃弗永磁科技有限公司 | Water-cooled permanent magnet speed regulator |
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