CN210724515U - Coreless disc type hollow output shaft speed reduction driving motor - Google Patents
Coreless disc type hollow output shaft speed reduction driving motor Download PDFInfo
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- CN210724515U CN210724515U CN201921414416.2U CN201921414416U CN210724515U CN 210724515 U CN210724515 U CN 210724515U CN 201921414416 U CN201921414416 U CN 201921414416U CN 210724515 U CN210724515 U CN 210724515U
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000005389 magnetism Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 229910052742 iron Inorganic materials 0.000 description 5
- 238000013016 damping Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model discloses a hollow output shaft gear drive motor of no iron core dish formula. It includes hollow output shaft, left rotor yoke and right rotor yoke and stator coil panel, leaves the clearance between left rotor yoke and right rotor yoke and the stator coil panel, respectively fixed mounting has left rotor magnetic pole and right rotor magnetic pole that evenly arranges and correspond with two side end faces of stator coil panel on the opposite face of left rotor yoke and right rotor yoke, still installs left end lid and right end lid that are located left rotor yoke and right rotor yoke outside through the bearing on the hollow output shaft. The advantages are that: the integrated axle not only greatly lightens the whole weight, reduces the volume, reduces the space occupation and the investment cost, but also realizes the coreless motor, improves the efficiency and the reliability of the permanent magnet motor, has high stability, good safety performance, low maintenance cost and wide applicability, can simultaneously output torque on two sides of the motor, and is particularly suitable for the integrated axle of the new energy automobile.
Description
Technical Field
The utility model belongs to the technical field of motor and new energy automobile technique and specifically relates to a hollow output shaft gear drive motor of no iron core disk formula is said.
Background
Because the problems of energy consumption and pollution are increasingly serious, national policies are greatly supporting the guidance of the development of new energy automobiles, the new energy automobiles are better and better developed along with the enhancement of environmental awareness of people and the improvement of the manufacturing technology of the new energy automobiles, particularly the improvement of endurance capacity and the reduction of cost, the new energy automobiles also become the key direction of future growth of the industry, the traditional driving motor is generally provided with a coil and an iron core of an electromagnet in a motor shell, therefore, the whole driving motor has heavy weight and large volume, in addition, the integral structure design is unreasonable, especially the components such as iron cores and the like exist, the problems of magnetic damping and iron loss which can not be overcome easily exist, the driving power is high, the problems of iron loss and heating exist, the operation temperature of the motor is increased, this results in poor stability, reduced reliability and safety in use, and high maintenance costs.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a compact structure, light in weight, whole small, efficient and can realize the hollow output shaft gear drive motor of coreless disk of both sides simultaneous output moment of torsion function.
In order to solve the technical problem, the utility model discloses a hollow output shaft gear drive motor of coreless disk formula, including a hollow output shaft, cover at same root hollow output shaft on left rotor yoke and right rotor yoke and be located the stator coil dish between left rotor yoke and the right rotor yoke, leave the clearance between left rotor yoke and right rotor yoke and the stator coil dish, on the opposite face of left rotor yoke and right rotor yoke respectively fixed mounting have evenly arrange and with left rotor magnetic pole and the right rotor magnetic pole that two side end faces of stator coil dish correspond, still install left end lid and right end lid outside being located left rotor yoke and right rotor yoke through the bearing on the hollow output shaft.
The left rotor magnetic yoke and the right rotor magnetic yoke are both flat disc-shaped structures, and are oppositely arranged and fixedly mounted into a whole.
Three groups of coils are arranged in the stator coil panel in a three-layer pressing mode, one group of coils on each layer are connected with one conducting wire respectively, and the conducting wires penetrate out of the hollow output shaft.
The shape of each group of coils is consistent with the winding structure, each group of coils consists of small coils with a plurality of axes parallel to the hollow output shaft, the centers of the small coils are equidistant to the axis of the hollow output shaft respectively, and the three groups of coils are arranged in a staggered manner at equal angular intervals.
And one side of the left end cover and one side of the right end cover are provided with outer covers.
The left rotor magnetic poles correspond to each group of coils on the left end face of the stator coil disc, and the magnetism of each adjacent left rotor magnetic pole is opposite; the right rotor yokes correspond to the respective groups of coils on the right end surface of the stator coil disk, and the adjacent right rotor yokes have opposite magnetism.
The hollow output shaft can be fixedly provided with a connecting shaft, so that power is output from two sides of the hollow output shaft.
The utility model has the advantages that:
because the left rotor magnetic yoke, the right rotor magnetic yoke, the left end cover and the right end cover are sleeved on the same hollow motor shaft through the bearing, the stator coil disk as the stator is directly fastened and nested outside the hollow motor shaft, the flat and compact structural design of the motor replaces an electromagnet to save a coil and an iron core of a magnetic field generating part, and the motor shell is a part of an axle shell, the whole weight is greatly reduced, the volume is reduced, the space occupation and the investment cost are reduced, the coreless motor is realized, the problems of magnetic damping and iron loss which cannot be overcome by the traditional permanent magnet motor are eliminated, the driving power is reduced, an iron loss heating source is reduced, the running temperature rise of the motor is also reduced, the efficiency and the reliability of the permanent magnet motor are improved, in addition, the structure is compact, the stability is high, the safety performance is good, and the maintenance cost is low, the integrated axle has the advantages of wide applicability, capability of simultaneously outputting torque on two sides of the motor, wide applicability and particular suitability for new energy automobile integrated axles.
Drawings
Fig. 1 is a schematic view of a section structure of the coreless disc type hollow output shaft speed reduction driving motor of the present invention;
FIG. 2 is a schematic diagram of a coil arrangement structure on a transfer coil according to the present invention;
fig. 3 is the structure diagram of the corresponding relationship between the magnetic pole and the coil of the middle rotor of the present invention.
Detailed Description
The coreless disk type hollow output shaft speed reduction driving motor of the present invention will be described in further detail with reference to the accompanying drawings and the specific embodiments.
As shown in the figure, the iron core-free disk type hollow output shaft speed reduction driving motor of the utility model comprises a hollow output shaft 10, a left rotor magnetic yoke 2 and a right rotor magnetic yoke 8 which are sleeved on the same hollow output shaft 10, and a stator coil disk 6 which is arranged between the left rotor magnetic yoke 2 and the right rotor magnetic yoke 8, wherein a left end cover 4 and a right end cover 5 which are arranged outside the left rotor magnetic yoke 2 and the right rotor magnetic yoke 8 are also arranged on the hollow output shaft 10 through bearings, namely the left rotor magnetic yoke 2, the right rotor magnetic yoke 8, the left end cover 4, the right end cover 5 and the stator coil disk 6 are coaxially arranged, the stator coil disk 6 is of an annular structure with an inner hole, the periphery of the stator coil disk 6 is fixed between the left end cover 4 and the right end cover 5, the inner side end of the stator coil disk 6 is arranged between the inner sides of the left rotor magnetic yoke 2 and the right rotor magnetic yoke 8, therefore, the stator coil disk 6 which is used as a stator is nested outside, the left rotor magnetic yoke 2 and the right rotor magnetic yoke 8 are both flat disc-shaped structures, the left rotor magnetic yoke 2 and the right rotor magnetic yoke 8 are oppositely arranged and fixedly installed into a whole, specifically, a gap is reserved between the left rotor magnetic yoke 2 and the stator coil disc 6 and between the right rotor magnetic yoke 8 and the stator coil disc 6 through radial centering and axial positioning of a hollow output shaft, and simultaneously the left rotor magnetic yoke and the right rotor magnetic yoke are connected together through bolts, the opposite surfaces of the left rotor magnetic yoke 2 and the right rotor magnetic yoke 8 are respectively and fixedly provided with a left rotor magnetic pole 3 and a right rotor magnetic pole 7 which are uniformly arranged and correspond to two side end surfaces of the stator coil disc 6, and the left rotor magnetic pole 3 and the right rotor magnetic pole 7 are a plurality of magnetic steels which are uniformly arranged towards the stator coil disc; in this embodiment, the outer cover 1 is installed in the outside of left end cover 4, and this outer cover 1 can the fixed mounting connecting axle in hollow output shaft 10 as axle motor housing to export power from the both sides of hollow output shaft 10, make its both sides can the simultaneous output moment of torsion from this, be applicable to new energy automobile.
Furthermore, three groups of coils 9 are laminated in three layers in the stator coil panel 6, each group of coils 9 is connected with a lead respectively, the lead penetrates out of the hollow output shaft 10, the stator coil panel 6 is used as a stator and is fixed relative to the hollow output shaft, the shape of each group of coils in the three groups of coils is consistent with the winding structure, each group of coils consists of a plurality of small coils with axes parallel to the hollow output shaft, the centers of the small coils are equidistant to the axis of the hollow output shaft respectively, and the three groups of coils are arranged in an equiangular-spaced staggered manner.
The working principle is as follows: through external power supply, the motor rotates, through hollow output shaft right side output torque, when from right side output torque, can receive the conversion back through external mechanism moment of torsion, through hollow output shaft spatial position, insert left side output shaft, with the moment of torsion output to the left side, be equipped with intelligent inverter, can realize from zero to rated revolution's high efficiency, stepless speed regulation, the speed governing scope is wide, the precision is high, both sides output torque simultaneously about having realized the motor from this, the weight and the volume of motor have been alleviateed greatly, the structure is simplified.
Claims (7)
1. The utility model provides a hollow output shaft speed reduction driving motor of no iron core disk which characterized in that: including a hollow output shaft (10), cover left rotor yoke (2) and right rotor yoke (8) on same hollow output shaft (10) and be located stator coil panel (6) between left rotor yoke (2) and right rotor yoke (8), leave the clearance between left rotor yoke (2) and right rotor yoke (8) and stator coil panel (6), on the opposite face of left rotor yoke (2) and right rotor yoke (8) respectively fixed mounting have evenly arrange and with left rotor magnetic pole (3) and right rotor magnetic pole (7) that two side end faces of stator coil panel (6) correspond, still install left end lid (4) and right end lid (5) that are located left rotor yoke (2) and right rotor yoke (8) outside through the bearing on hollow output shaft (10).
2. The coreless, hollow output shaft speed reduction drive motor of claim 1, wherein: the left rotor magnetic yoke (2) and the right rotor magnetic yoke (8) are both flat disc-shaped structures, and the left rotor magnetic yoke (2) and the right rotor magnetic yoke (8) are oppositely arranged and fixedly mounted into a whole.
3. The coreless disc hollow output shaft reduction drive motor according to claim 1 or 2, wherein: three groups of coils (9) are arranged in the stator coil panel (6) in a three-layer pressing mode, one group of coils on each layer are connected with one lead respectively, and the leads penetrate out of the interior of the hollow output shaft (10).
4. The coreless, hollow output shaft speed reduction drive motor of claim 3, wherein: each group of the coils (9) is consistent in shape with a winding structure, each group of the coils (9) is composed of small coils parallel to the hollow output shaft through a plurality of axes, the centers of the small coils are equidistant to the axis of the hollow output shaft, and the three groups of the coils are arranged in a staggered mode at equal angular intervals.
5. The coreless, hollow output shaft speed reduction drive motor of claim 4, wherein: and one sides of the left end cover (4) and the right end cover (5) are provided with an outer cover (1).
6. The coreless, disc-type hollow output shaft reduction drive motor according to claim 1, 2, 4 or 5, wherein: the left rotor magnetic pole (3) corresponds to each group of coils on the left end face of the stator coil panel (6), and the magnetism of each adjacent left rotor magnetic pole (3) is opposite; the right rotor magnetic yoke (8) corresponds to each group of coils on the right end face of the stator coil disc (6), and the magnetism of each adjacent right rotor magnetic yoke (8) is opposite.
7. The coreless, hollow output shaft speed reduction drive motor of claim 6, wherein: a connecting shaft can be fixedly arranged in the hollow output shaft (10), so that power is output from two sides of the hollow output shaft (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921414416.2U CN210724515U (en) | 2019-08-28 | 2019-08-28 | Coreless disc type hollow output shaft speed reduction driving motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921414416.2U CN210724515U (en) | 2019-08-28 | 2019-08-28 | Coreless disc type hollow output shaft speed reduction driving motor |
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| Publication Number | Publication Date |
|---|---|
| CN210724515U true CN210724515U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921414416.2U Active CN210724515U (en) | 2019-08-28 | 2019-08-28 | Coreless disc type hollow output shaft speed reduction driving motor |
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| Country | Link |
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| CN (1) | CN210724515U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114785077A (en) * | 2022-04-30 | 2022-07-22 | 北京烨炜科技有限公司 | Modular coreless disk type permanent magnet superconducting ultrahigh energy-saving motor |
-
2019
- 2019-08-28 CN CN201921414416.2U patent/CN210724515U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114785077A (en) * | 2022-04-30 | 2022-07-22 | 北京烨炜科技有限公司 | Modular coreless disk type permanent magnet superconducting ultrahigh energy-saving motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Building A, Shuangzi Building, No. 468 Smart Avenue, Science and Technology New City, Zhenjiang City, Jiangsu Province, 212000 Patentee after: Hangke Automobile (Zhenjiang) Co.,Ltd. Country or region after: China Address before: Building A, Shuangzi Building, No. 468 Smart Avenue, Science and Technology New City, Zhenjiang City, Jiangsu Province, 212000 Patentee before: HANGKE AUTOMOTIVE CHASSIS SYSTEM (ZHENJIANG) CO.,LTD. Country or region before: China |
|
| CP03 | Change of name, title or address |