CN204103628U - The two air gap claw-pole motor of a kind of composite excitation - Google Patents
The two air gap claw-pole motor of a kind of composite excitation Download PDFInfo
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- CN204103628U CN204103628U CN201420469010.5U CN201420469010U CN204103628U CN 204103628 U CN204103628 U CN 204103628U CN 201420469010 U CN201420469010 U CN 201420469010U CN 204103628 U CN204103628 U CN 204103628U
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- 230000005284 excitation Effects 0.000 title claims abstract description 56
- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 238000004804 winding Methods 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 14
- 229910000859 α-Fe Inorganic materials 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 13
- 230000004308 accommodation Effects 0.000 claims description 10
- 238000003032 molecular docking Methods 0.000 claims description 9
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 7
- 150000002910 rare earth metals Chemical class 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 230000005611 electricity Effects 0.000 description 6
- 229910001172 neodymium magnet Inorganic materials 0.000 description 6
- 239000004020 conductor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 230000005347 demagnetization Effects 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- Iron Core Of Rotating Electric Machines (AREA)
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Abstract
The utility model relates to technical field of motors, particularly relates to the two air gap claw-pole motor of a kind of composite excitation; The two air gap claw-pole motor of composite excitation of the present utility model, the baffle ring comprising axle, be sheathed on the end cap of one end of described axle, be sheathed on the bearing on described axle and be sheathed on described axle; Also comprise sheathed rotor on the shaft, be sheathed on described epitrochanterian magnet exciting coil, be in the permanent magnet in the outside of described magnet exciting coil, sheathed magnetoresistive element on the shaft; Two described rotors in opposite directions on the shaft sheathed; The two air gap claw-pole motor of composite excitation of the present utility model adds described magnetoresistive element after installing between two described rotors, can reduce the leakage field of described permanent magnet by adjusting the thickness of described magnetoresistive element and increase the fan-out capability of motor.
Description
Technical field
The utility model relates to technical field of motors, particularly relates to the two air gap claw-pole motor of a kind of composite excitation.
Background technology
Conventional mixed excitation claw-pole motor uses permanent magnetic potential to offset part rotor electricity excitation magnetic potential, reduce the saturation of rotor yoke, but the effect done like this is limited.Therefore have to increase the diameter of rotor yoke, along with therefore the resistance value of the increase electricity excitation winding of the diameter of rotor yoke also increases.Because the increase of electric excitation copper loss makes motor overheating, efficiency reduces, and also makes permanent magnet be in high demagnetization risk simultaneously.Because the problems of excessive heat brought in motor frequent starting is difficult to cool accordingly, the particularly heat problem that produces of copper loss of rotor electricity excitation winding.Common belt-type starter-generator adopts NdFeB rare earth material as permanent magnet, on the high side in recent years, because of the development of the price and start stop system which limit motor.NdFeB permanent magnet is a kind of electric conducting material, and rotor forms a galvanic circle, adds the eddy current loss of rotor, reduces electric efficiency.
Utility model content
The purpose of this utility model is to provide the two air gap claw-pole motor of a kind of composite excitation, solves the problem that the fan-out capability of traditional motor is low.
The technical scheme that the utility model adopts for its technical problem of solution is:
The two air gap claw-pole motor of a kind of composite excitation, comprise axle, be sheathed on the end cap of one end of described axle, be sheathed on the bearing on described axle and be sheathed on described axle and be in the baffle ring of the side of bearing, installation forms an annular accommodation space afterwards between described end cap and described axle, described bearing is arranged in described accommodation space; The inner ring of described baffle ring is arranged near the outer wall of described axle, the outer rim of the end face of described baffle ring is pressed on described end cap, its main part is resisted against on described bearing, also comprise on the shaft sheathed and be in the side of described baffle ring rotor, be sheathed on described epitrochanterian magnet exciting coil, be in the outside of described magnet exciting coil and be stuck in permanent magnet between described rotor, the on the shaft sheathed and magnetoresistive element be in the cylindrical hole of described magnet exciting coil, after installing, the radial direction of described magnetoresistive element is consistent with the radial direction of described magnet exciting coil; The number of described rotor is 2, two described rotors along axially in opposite directions on the shaft sheathed of described axle; Described rotor comprises the rotor latch that the end face perpendicular to described rotor is arranged, described rotor latch is uniformly distributed along the excircle of described rotor, gap is there is between adjacent described rotor latch, between the central boss of described rotor latch and described rotor is divided, there is the first annular space, described magnet exciting coil is set in described first annular space; Rotor described in latter two is installed be docking together, what the rotor latch of two described rotors intersected is set together, between the adjacent described rotor latch of two described rotors, form a gap tilted with the axis of described axle, described permanent magnet arranges and is used in described gap.
Wherein, described permanent magnet is the permanent magnet adopting ferrite to make.
Wherein, described permanent magnet is the permanent magnet adopting rare earth material to make.
Wherein, described rotor latch is convexly equipped on the end face of described rotor, and the side of the side of the core of the close described rotor of described rotor latch is plane, and after installing, the axis of described plane and described axle is at a certain angle; The side being in the outside of its main part of described rotor latch is arc surface, and described in each, the described arc surface of rotor latch is in circumferentially same.
Wherein, described permanent magnet is cuboid, the longer side of described permanent magnet and tangent being arranged in space that two adjacent described rotor latches are formed of described rotor latch after installing.
Wherein, at two described rotors after described axle axially docking, between two described rotors and described axle, form one perpendicular to described axial second annular space, described magnetoresistive element is fastened in described second annular space; After installing, described magnetoresistive element is in the centre position of the cylindrical hole of described magnet exciting coil along the axis of described magnet exciting coil, and its outer wall is pressed on the inwall of described magnet exciting coil.
Wherein, also comprise the stator be sheathed on outside described rotor with described rotor coaxial, be circumferentially provided with armature winding uniformly in the inner side of the sidewall of described stator.
Wherein, the axis also comprised along described axle is set in the casing of the outside of described stator, and the two ends of described casing link together with the end cap being arranged at its two ends respectively; Outer edge in one end of described end cap is arranged with mounting groove along its circumferencial direction, the both ends of the surface of described casing is provided with along its circumferencial direction the installation cooperatively interacted with described mounting groove protruding.
Wherein, after installation, between described end cap and described axle, form an installing space, in described installing space, be provided with resolver along perpendicular on described axial direction; One end of described resolver and one end extending to the outside of described casing of described axle link together.
Wherein, described magnetoresistive element is the magnetoresistive element adopting ferrite or stainless steel to make.
The utility model has the advantage of:
The two air gap claw-pole motor of composite excitation of the present utility model, comprise axle, be sheathed on the end cap of one end of described axle, be sheathed on the bearing on described axle and be sheathed on described axle and be in the baffle ring of the side of bearing, installation forms an annular accommodation space afterwards between described end cap and described axle, described bearing is arranged in described accommodation space; The inner ring of described baffle ring is arranged near the outer wall of described axle, the outer rim of the end face of described baffle ring is pressed on described end cap, its main part is resisted against on described bearing, also comprise on the shaft sheathed and be in the side of described baffle ring rotor, be sheathed on described epitrochanterian magnet exciting coil, be in the outside of described magnet exciting coil and be stuck in permanent magnet between described rotor, the on the shaft sheathed and magnetoresistive element be in the cylindrical hole of described magnet exciting coil, after installing, the radial direction of described magnetoresistive element is consistent with the radial direction of described magnet exciting coil; The number of described rotor is 2, two described rotors along axially in opposite directions on the shaft sheathed of described axle; Described rotor comprises the rotor latch that the end face perpendicular to described rotor is arranged, described rotor latch is uniformly distributed along the excircle of described rotor, gap is there is between adjacent described rotor latch, between the central boss of described rotor latch and described rotor is divided, there is the first annular space, described magnet exciting coil is set in described first annular space; Rotor described in latter two is installed be docking together, what the rotor latch of two described rotors intersected is set together, between the adjacent described rotor latch of two described rotors, form a gap tilted with the axis of described axle, described permanent magnet arranges and is used in described gap; The two air gap claw-pole motor of composite excitation of the present utility model adds described magnetoresistive element after installing between two described rotors, described magnetoresistive element of stating adopts non-conducting material ferrite or stainless steel to make, its reluctancy is suitable with air, is therefore called two air gap; Can the leakage field of described permanent magnet be reduced by adjusting the thickness of described magnetoresistive element and increase the fan-out capability of motor.
Accompanying drawing explanation
Fig. 1 is the cutaway view of the two air gap claw-pole motor of composite excitation of the present utility model.
Fig. 2 is the mounting structure figure of magnetoresistive element of the present utility model.
1-rotor; 2-axle; 3-permanent magnet; 4-magnet exciting coil; 5-armature winding; 6-stator; 7-casing; 8-bearing; 9-end cap; 10-magnetoresistive element; 11-resolver; 12-baffle ring; 13-rotor latch.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with diagram and specific embodiment, setting forth the utility model further.
Embodiment 1, composition graphs 1 and Fig. 2 are described in detail to the two air gap claw-pole motor of composite excitation of the present utility model.
The two air gap claw-pole motor of composite excitation of the present utility model, comprise axle 2, be sheathed on the end cap 9 of one end of described axle 2, be sheathed on the bearing 8 on described axle 2 and be sheathed on described axle 2 and be in the baffle ring 12 of the side of bearing 8, installation forms an annular accommodation space afterwards between described end cap 9 and described axle 2, described bearing 8 is arranged in described accommodation space, the inner ring of described baffle ring 12 is arranged near the outer wall of described axle 2, the outer rim of the end face of described baffle ring 12 is pressed on described end cap 9, its main part is resisted against on described bearing 8, it is characterized in that: also comprise and be set on described axle 2 and be in the rotor 1 of the side of described baffle ring 12, be sheathed on the magnet exciting coil 4 on described rotor 1, be in the outside of described magnet exciting coil 4 and the permanent magnet 3 be stuck between described rotor 1, to be set on described axle 2 and the magnetoresistive element 10 be in the cylindrical hole of described magnet exciting coil 4, after installing, the radial direction of described magnetoresistive element 10 is consistent with the radial direction of described magnet exciting coil 4, the number of described rotor 1 be 2, two described rotors 1 along described axle 2 axially in opposite directions be set on described axle 2, described rotor 1 comprises the rotor latch 13 that the end face perpendicular to described rotor 1 is arranged, described rotor latch 13 is uniformly distributed along the excircle of described rotor 1, gap is there is between adjacent described rotor latch 13, between the central boss of described rotor latch 13 and described rotor 1 is divided, there is the first annular space, described magnet exciting coil 4 is set in described first annular space, rotor 1 described in latter two is installed be docking together, what the rotor latch 13 of two described rotors 1 intersected is set together, between the adjacent described rotor latch 13 of two described rotors 1, form a gap tilted with the axis of described axle 2, described permanent magnet 3 is arranged in described gap.
Conventional mixed excitation claw-pole motor uses permanent magnetic potential to offset part rotor electricity excitation magnetic potential, reduce the saturation of rotor yoke, but the effect done like this is limited.Therefore have to increase the diameter of rotor yoke, therefore the resistance value of electric excitation winding also increases.Because the increase of electric excitation copper loss makes motor overheating, efficiency reduces, and also makes permanent magnet be in high demagnetization risk simultaneously.Because the problems of excessive heat brought in motor frequent starting is difficult to cool accordingly, the particularly heat problem that produces of copper loss of rotor electricity excitation winding.Common belt-type starter-generator adopts NdFeB rare earth material as permanent magnet, on the high side in recent years, because of the development of the price and start stop system which limit motor.NdFeB permanent magnet is a kind of electric conducting material, and rotor forms a galvanic circle, adds the eddy current loss of rotor, reduces electric efficiency.Rotor yoke magnetic flux density is an important factor, which determine motor fan-out capability.Traditional belt-type mixed excitation claw-pole motor rotor yoke is in highly saturated under high output state, and the diameter of rotor yoke decides again the resistance of excitation winding.In embodiment 1, preferred ferrite is as the material of described magnetoresistive element 10, stop the axial leakage flux of rotor yoke, the described rotor 1 yoke portion diameter dimension of embodiment 1 is less than traditional mixed excitation claw-pole motor, therefore under same electrical exciting watts, the excitation winding resistance of embodiment 1 is less than traditional mixed excitation claw-pole motor, and the heat that therefore motor produces under identical output performance is less; The output characteristic of embodiment 1 is consistent with traditional pawl pole hybrid excitation motor, but hot property and price are better than traditional result; The axial yoke portion of two air-gap hybrid-excitation claw-pole motor is separated by permanent magnet or stainless steel substrates, and block axis, to leakage field, reduces rotor yoke size and reduces excitation winding resistance, making motor obtain better hot property; Because excitation winding resistance reduces, this is applicable to automobile-used micro-mixed start stop system of frequent starting more.
Described permanent magnet 3 is the permanent magnets adopting rare earth material to make.
Described rotor latch 13 is convexly equipped on the end face of described rotor 1, and the side of the side of the core of the close described rotor 1 of described rotor latch 13 is plane, and after installing, the axis of described plane and described axle 2 is at a certain angle; The side being in the outside of its main part of described rotor latch 13 is arc surface, and described in each, the described arc surface of rotor latch 13 is in circumferentially same; The number of the preferred described rotor latch 13 of embodiment 1 is 6.
Described permanent magnet 3 is cuboid, the longer side of described permanent magnet 3 and tangent being arranged in space that two adjacent described rotor latches 13 are formed of described rotor latch 13 after installing.
Two described rotors 1 are after described axle 2 axially docking, and between two described rotors 1 and described axle 2, form second annular space perpendicular to the axis of described axle 2, described magnetoresistive element 10 is fastened in described second annular space; After installing, described magnetoresistive element 10 is in the centre position of the cylindrical hole of described magnet exciting coil 4 along the axis of described magnet exciting coil 4, and its outer wall is pressed on the inwall of described magnet exciting coil 4.
Also comprise the stator 6 that be sheathed on described rotor 1 outside coaxial with described rotor 1, be circumferentially provided with armature winding 5 uniformly in the inner side of the sidewall of described stator 6.
The axis also comprised along described axle 2 is set in the casing 7 of the outside of described stator 6, and the two ends of described casing 7 link together with the end cap 9 being arranged at its two ends respectively; Be arranged with mounting groove in the outer edge of one end of described end cap 9 along its circumferencial direction, the both ends of the surface of described casing 7 be provided with along its circumferencial direction the installation cooperatively interacted with described mounting groove protruding.
Between described end cap 9 and described axle 2, form an installing space after installation, in described installing space, on the direction of the axis perpendicular to described axle 2, be provided with resolver 11; One end of described resolver 11 and one end extending to the outside of described casing 7 of described axle 2 link together.
Described magnetoresistive element 10 is the magnetoresistive elements adopting ferrite or stainless steel to make.The preferred described magnetoresistive element 10 of the utility model is the magnetoresistive elements adopting Ferrite Material to make.
Embodiment 2, composition graphs 1 and Fig. 2 are described in detail to the two air gap claw-pole motor of composite excitation of the present utility model.
The two air gap claw-pole motor of composite excitation of the present utility model, comprise axle 2, be sheathed on the end cap 9 of one end of described axle 2, be sheathed on the bearing 8 on described axle 2 and be sheathed on described axle 2 and be in the baffle ring 12 of the side of bearing 8, installation forms an annular accommodation space afterwards between described end cap 9 and described axle 2, described bearing 8 is arranged in described accommodation space, the inner ring of described baffle ring 12 is arranged near the outer wall of described axle 2, the outer rim of the end face of described baffle ring 12 is pressed on described end cap 9, its main part is resisted against on described bearing 8, it is characterized in that: also comprise and be set on described axle 2 and be in the rotor 1 of the side of described baffle ring 12, be sheathed on the magnet exciting coil 4 on described rotor 1, be in the outside of described magnet exciting coil 4 and the permanent magnet 3 be stuck between described rotor 1, to be set on described axle 2 and the magnetoresistive element 10 be in the cylindrical hole of described magnet exciting coil 4, after installing, the radial direction of described magnetoresistive element 10 is consistent with the radial direction of described magnet exciting coil 4, the number of described rotor 1 be 2, two described rotors 1 along described axle 2 axially in opposite directions be set on described axle 2, described rotor 1 comprises the rotor latch 13 that the end face perpendicular to described rotor 1 is arranged, described rotor latch 13 is uniformly distributed along the excircle of described rotor 1, gap is there is between adjacent described rotor latch 13, between the central boss of described rotor latch 13 and described rotor 1 is divided, there is the first annular space, described magnet exciting coil 4 is set in described first annular space, rotor 1 described in latter two is installed be docking together, what the rotor latch 13 of two described rotors 1 intersected is set together, between the adjacent described rotor latch 13 of two described rotors 1, form a gap tilted with the axis of described axle 2, described permanent magnet 3 is arranged in described gap.
Conventional mixed excitation claw-pole motor uses permanent magnetic potential to offset part rotor electricity excitation magnetic potential, reduce the saturation in the yoke portion of described rotor 1, but the effect done like this is limited.Therefore have to the diameter in the yoke portion increasing described rotor 1, therefore the resistance value of electric excitation winding also increases.Because the increase of electric excitation copper loss makes motor overheating, efficiency reduces, and also makes described permanent magnet 3 be in high demagnetization risk simultaneously.Because the problems of excessive heat brought in motor frequent starting is difficult to cool accordingly, the particularly heat problem that produces of the copper loss of the electric excitation winding of described rotor 1.Common belt-type starter-generator adopts NdFeB rare earth material as permanent magnet, on the high side in recent years, because of the development of the price and start stop system which limit motor.NdFeB permanent magnet is a kind of electric conducting material, and rotor forms a galvanic circle, adds the eddy current loss of rotor, reduces electric efficiency.The yoke portion magnetic flux density of described rotor 1 is an important factor, which determine motor fan-out capability.The yoke portion of the described rotor 1 of traditional belt-type mixed excitation claw-pole motor is in highly saturated under high output state, and the diameter in the yoke portion of described rotor 1 decides again the resistance of excitation winding.In embodiment 2, preferred ferrite is as the material of described magnetoresistive element 10, stop the axial leakage flux in the yoke portion of described rotor 1, the described rotor 1 yoke portion diameter dimension of embodiment 1 is less than traditional mixed excitation claw-pole motor, therefore under same electrical exciting watts, the excitation winding resistance of embodiment 1 is less than traditional mixed excitation claw-pole motor, and the heat that therefore motor produces under identical output performance is less; Embodiment 2 uses ferrite to replace rare-earth permanent magnet material, and described in embodiment 2, permanent magnet 3 adopts Ferrite Material to make; Owing to having selected cheap permanent magnet material, cost performance is high, and hot property is better than traditional structure.By described magnetoresistive element 10 separately, block axis, to leakage field, reduces the yoke portion size of described rotor 1 and reduces excitation winding resistance, making motor obtain better hot property in two air-gap hybrid-excitation claw-pole motor axial yoke portion; Because excitation winding resistance reduces, this is applicable to automobile-used micro-mixed start stop system of frequent starting more;
Described permanent magnet 3 is the permanent magnets adopting ferrite to make.
Described rotor latch 13 is convexly equipped on the end face of described rotor 1, and the side of the side of the core of the close described rotor 1 of described rotor latch 13 is plane, and after installing, the axis of described plane and described axle 2 is at a certain angle; The side being in the outside of its main part of described rotor latch 13 is arc surface, and described in each, the described arc surface of rotor latch 13 is in circumferentially same; The number of the preferred described rotor latch 13 of embodiment 2 is 6.
Described permanent magnet 3 is cuboid, the longer side of described permanent magnet 3 and tangent being arranged in space that two adjacent described rotor latches 13 are formed of described rotor latch 13 after installing.
Two described rotors 1 are after described axle 2 axially docking, and between two described rotors 1 and described axle 2, form second annular space perpendicular to the axis of described axle 2, described magnetoresistive element 10 is fastened in described second annular space; After installing, described magnetoresistive element 10 is in the centre position of the cylindrical hole of described magnet exciting coil 4 along the axis of described magnet exciting coil 4, and its outer wall is pressed on the inwall of described magnet exciting coil 4.
Also comprise the stator 6 that be sheathed on described rotor 1 outside coaxial with described rotor 1, be circumferentially provided with armature winding 5 uniformly in the inner side of the sidewall of described stator 6.
The axis also comprised along described axle 2 is set in the casing 7 of the outside of described stator 6, and the two ends of described casing 7 link together with the end cap 9 being arranged at its two ends respectively; Be arranged with mounting groove in the outer edge of one end of described end cap 9 along its circumferencial direction, the both ends of the surface of described casing 7 be provided with along its circumferencial direction the installation cooperatively interacted with described mounting groove protruding.
Between described end cap 9 and described axle 2, form an installing space after installation, in described installing space, on the direction of the axis perpendicular to described axle 2, be provided with resolver 11; One end of described resolver 11 and one end extending to the outside of described casing 7 of described axle 2 link together.
Described magnetoresistive element 10 is the magnetoresistive elements adopting ferrite or stainless steel to make.Preferred described magnetoresistive element 10 adopts ferrite to make.
In order to optimize and improve traditional micro-mixed start and stop dynamical system composite excitation belt-type claw-pole motor, of the present utility model pair of air-gap hybrid-excitation claw-pole motor is proposed.According to system output performance demand, motor of the present utility model meets system requirements by regulating size and material, as embodiment 1, under identical output performance, compares traditional structure and has more excellent hot property and cost performance; Embodiment 2, is equivalent to about 30% of traditional structure in material cost, have the fan-out capability of traditional structure 50%, has good hot property simultaneously.Consider manufacture view, embodiment 1 and embodiment 2 are compared to traditional structure, and manufacture difficulty is consistent.Therefore, new construction has a good application prospect on miniature start and stop hybrid power system, has good cost performance and hot property simultaneously.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (10)
1. the two air gap claw-pole motor of composite excitation, comprise axle (2), be sheathed on the end cap (9) of one end of described axle (2), be sheathed on the bearing (8) on described axle (2) and be sheathed on described axle (2) and go up and the baffle ring (12) being in the side of bearing (8), installation forms an annular accommodation space afterwards between described end cap (9) and described axle (2), described bearing (8) is arranged in described accommodation space, the inner ring of described baffle ring (12) is arranged near the outer wall of described axle (2), the outer rim of the end face of described baffle ring (12) is pressed on described end cap (9), its main part is resisted against on described bearing (8), it is characterized in that: also comprise that to be set in described axle (2) upper and be in the rotor (1) of the side of described baffle ring (12), be sheathed on the magnet exciting coil (4) on described rotor (1), be in the outside of described magnet exciting coil (4) and the permanent magnet (3) be stuck between described rotor (1), be set in described axle (2) to go up and the magnetoresistive element (10) be in the cylindrical hole of described magnet exciting coil (4), after installing, the radial direction of described magnetoresistive element (10) is consistent with the radial direction of described magnet exciting coil (4), the number of described rotor (1) be 2, two described rotors (1) along described axle (2) axially in opposite directions be set on described axle (2), described rotor (1) comprises the rotor latch (13) that the end face perpendicular to described rotor (1) is arranged, described rotor latch (13) is uniformly distributed along the excircle of described rotor (1), gap is there is between adjacent described rotor latch (13), between the central boss of described rotor latch (13) and described rotor (1) is divided, there is the first annular space, described magnet exciting coil (4) is set in described first annular space, rotor described in latter two (1) is installed be docking together, what the rotor latch (13) of two described rotors (1) intersected is set together, between the adjacent described rotor latch (13) of two described rotors (1), form a gap tilted with the axis of described axle (2), described permanent magnet (3) is arranged in described gap.
2. the two air gap claw-pole motor of a kind of composite excitation according to claim 1, is characterized in that: described permanent magnet (3) is the permanent magnet adopting ferrite to make.
3. the two air gap claw-pole motor of a kind of composite excitation according to claim 1, is characterized in that: described permanent magnet (3) is the permanent magnet adopting rare earth material to make.
4. the two air gap claw-pole motor of a kind of composite excitation according to claim 1, it is characterized in that: described rotor latch (13) is convexly equipped on the end face of described rotor (1), the side of the side of the core of the close described rotor (1) of described rotor latch (13) is plane, and after installing, the axis of described plane and described axle (2) is at a certain angle; The side being in the outside of its main part of described rotor latch (13) is arc surface, and described in each, the described arc surface of rotor latch (13) is in circumferentially same.
5. the two air gap claw-pole motor of a kind of composite excitation according to claim 1, it is characterized in that: described permanent magnet (3) is cuboid, the longer side of described permanent magnet (3) and tangent being arranged in space that two adjacent described rotor latches (13) are formed of described rotor latch (13) after installing.
6. the two air gap claw-pole motor of a kind of composite excitation according to claim 1, it is characterized in that: two described rotors (1) are after described axle (2) axially docking, two described rotors (1) and between described axle (2) formed second annular space perpendicular to the axis of described axle (2), described magnetoresistive element (10) is fastened in described second annular space; After installing, described magnetoresistive element (10) is in the centre position of the cylindrical hole of described magnet exciting coil (4) along the axis of described magnet exciting coil (4), and its outer wall is pressed on the inwall of described magnet exciting coil (4).
7. the two air gap claw-pole motor of a kind of composite excitation according to claim 6, it is characterized in that: also comprise and coaxially with described rotor (1) be sheathed on described rotor (1) stator outward (6), be circumferentially provided with armature winding (5) uniformly in the inner side of the sidewall of described stator (6).
8. the two air gap claw-pole motor of a kind of composite excitation according to claim 7, it is characterized in that: the axis also comprised along described axle (2) is set in the casing (7) of the outside of described stator (6), and the two ends of described casing (7) link together with the end cap (9) being arranged at its two ends respectively; Be arranged with mounting groove in the outer edge of one end of described end cap (9) along its circumferencial direction, the both ends of the surface of described casing (7) be provided with along its circumferencial direction the installation cooperatively interacted with described mounting groove protruding.
9. the two air gap claw-pole motor of a kind of composite excitation according to claim 8, it is characterized in that: after installation, between described end cap (9) and described axle (2), form an installing space, in described installing space, on the direction of the axis perpendicular to described axle (2), be provided with resolver (11); One end of described resolver (11) and one end extending to the outside of described casing (7) of described axle (2) link together.
10. the two air gap claw-pole motor of a kind of composite excitation according to claim 1, is characterized in that: described magnetoresistive element (10) is the magnetoresistive element adopting ferrite or stainless steel to make.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420469010.5U CN204103628U (en) | 2014-08-19 | 2014-08-19 | The two air gap claw-pole motor of a kind of composite excitation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420469010.5U CN204103628U (en) | 2014-08-19 | 2014-08-19 | The two air gap claw-pole motor of a kind of composite excitation |
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| CN201420469010.5U Expired - Fee Related CN204103628U (en) | 2014-08-19 | 2014-08-19 | The two air gap claw-pole motor of a kind of composite excitation |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104184234A (en) * | 2014-08-19 | 2014-12-03 | 东菱技术有限公司 | Hybrid excitation double-air-gap claw pole motor |
| CN106505765A (en) * | 2016-11-26 | 2017-03-15 | 华中科技大学 | A kind of semi-hollow impulse generator of Permanent magnet axial flux |
| CN107251369A (en) * | 2015-12-03 | 2017-10-13 | 阿斯莫株式会社 | The manufacture method of motor and stator |
| CN109314415A (en) * | 2016-06-03 | 2019-02-05 | 株式会社电装 | Rotating electric machine |
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2014
- 2014-08-19 CN CN201420469010.5U patent/CN204103628U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104184234A (en) * | 2014-08-19 | 2014-12-03 | 东菱技术有限公司 | Hybrid excitation double-air-gap claw pole motor |
| CN104184234B (en) * | 2014-08-19 | 2017-10-10 | 东菱技术有限公司 | A kind of composite excitation double air gaps claw-pole motor |
| CN107251369A (en) * | 2015-12-03 | 2017-10-13 | 阿斯莫株式会社 | The manufacture method of motor and stator |
| CN109314415A (en) * | 2016-06-03 | 2019-02-05 | 株式会社电装 | Rotating electric machine |
| CN106505765A (en) * | 2016-11-26 | 2017-03-15 | 华中科技大学 | A kind of semi-hollow impulse generator of Permanent magnet axial flux |
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