CN211296358U - Biaxial tangential flux motor - Google Patents
Biaxial tangential flux motor Download PDFInfo
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- CN211296358U CN211296358U CN201922448362.8U CN201922448362U CN211296358U CN 211296358 U CN211296358 U CN 211296358U CN 201922448362 U CN201922448362 U CN 201922448362U CN 211296358 U CN211296358 U CN 211296358U
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Abstract
The utility model relates to a biaxial tangential flux motor belongs to flux motor technical field, including center pin, stator disc, shell, axial magnetic shoe, radial ring frame and radial magnetic shoe, the perpendicular fixed mounting of stator disc is on the center pin, the shell rotates and installs on the center pin, the axial magnetic shoe sets up in the side of stator disc and gapped with the stator disc, radial ring frame is installed at stator disc edge and is set up to the loop configuration along stator disc edge, radial magnetic shoe sets up in the radial ring frame outside and with radial ring frame concentric setting, the stator disc side sets up axial printed winding, radial ring frame is last to set up radial printed winding, axial magnetic shoe and the equal fixed mounting of radial magnetic shoe are on the shell for solve the motor volume among the prior art and weight are big, the technical problem of inefficiency.
Description
Technical Field
The utility model relates to a biaxial tangential flux motor belongs to flux motor technical field.
Background
With the continuous development and growth of the motor industry, particularly the domestic enterprises to the international market, the motor processing and manufacturing in the world directly compete with foreign companies face to face, the motor processing and manufacturing in the world gradually shifts to China, and at present, China becomes a large producing country and a large exporting country of the motor industry, but most of the motors are low-efficiency and high-energy-consumption common motors, the technical content is not high, and the additional value is low. From the long-term development trend, the common motor with low efficiency and high energy consumption is gradually replaced by the environment-friendly and energy-saving high-efficiency motor, the traditional motor adopts a silicon steel sheet and wound stator structure, the armature core has large inductance, magnetic damping and iron loss are large, an iron loss heating source is easy to form, the size and the weight are large, the efficiency is low, in addition, the motor of the traditional radial magnetic field structure has low power density, small torque volume, small output torque, high torque pulsation, low linearity of torque characteristics, high noise, much heat generation and low power.
SUMMERY OF THE UTILITY MODEL
The utility model discloses not enough to prior art exists, a biaxial tangential flux motor is provided for it is big with weight, the technical problem of inefficiency to solve the motor volume among the prior art.
The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a biaxial tangential flux motor, includes center pin, stator disc, shell, axial magnetic shoe, radial ring frame and radial magnetic shoe, the perpendicular fixed mounting of stator disc is on the center pin, the shell rotates and installs on the center pin, the axial magnetic shoe sets up in the side of stator disc and gapped with the stator disc, radial ring frame is installed at stator disc edge and is set up to the loop configuration along stator disc edge, radial magnetic shoe sets up in radial ring frame outside and with radial ring frame concentric setting, stator disc side sets up the axial and prints the winding, set up radial printing winding on the radial ring frame, the equal fixed mounting of axial magnetic shoe and radial magnetic shoe is on the shell.
The utility model has the advantages that: the printed winding is adopted as the stator to replace the stator coil of the traditional motor, so that the armature is iron-core-free, the inductance is small, the magnetic damping and the iron loss are eliminated, and the iron loss heating source is reduced; by adopting the axial and radial composite magnetic fields, the magnetic field generator has the characteristics of high power density, high torque density, high efficiency, stable low-speed operation and high cost performance; through adopting above-mentioned structure, reduced motor volume and weight, improved the efficiency of motor simultaneously.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the axial magnetic shoe comprises a left magnetic shoe and a right magnetic shoe, the left magnetic shoe and the right magnetic shoe are both annular, the left magnetic shoe and the right magnetic shoe are respectively located on the left side and the right side of the stator disc, and the left side and the right side of the stator disc are both provided with axial printed windings.
Further, the shell includes left side lid and right side lid, the left side of left side lid and the right side of right side lid all set up by the bellied bearing chamber in center, the bearing is installed to the bearing intracavity, the inner ring of bearing is installed on the center pin, the outer loop of bearing is installed in the bearing chamber.
Furthermore, the axial printed winding and the radial printed winding are magnetized in the Halbach magnetic sheet array direction.
Further, a gear or a belt wheel is arranged on the radial outer side surface of the shell.
Further, two ends of the central shaft are provided with external threads.
Further, the center pin sets up to the step shaft, including with bearing cavity inner bore platform of bearing cavity inner bore normal running fit installation, the bearing mount table that is used for installing the bearing and the stator mount table that is used for installing the stator dish, bearing cavity inner bore platform diameter is less than the diameter of bearing mount table, the diameter of bearing mount table is less than the diameter of stator mount table.
Further, a sealing ring is arranged between the bearing cavity and the central shaft. Through setting up the sealing washer, seal in the bearing cavity, guarantee bearing operational environment's security.
Furthermore, a plurality of fixing lugs are arranged on the stator mounting table and detachably connected with the stator disc through screws. Through setting up fixed ear, be convenient for install and dismantle the stator dish.
Further, the left side lid inside wall sets up left magnetic shoe spacing ring, the right side lid inside wall sets up right magnetic shoe spacing ring, the outward flange of left side lid sets up left side lid lateral wall, the outward flange of right side lid sets up right side lid lateral wall, left side lid lateral wall and right side lid lateral wall are pegged graft and are installed. Through setting up left magnetic shoe spacing ring and right magnetic shoe spacing ring, carry on spacingly and the installation to axial magnetic shoe, through setting up left side lid lateral wall and right side lid lateral wall and peg graft the installation, be convenient for install and dismantle labour saving and time saving.
The structure of the middle stator and the rotors on two sides is realized by arranging the left magnetic shoe and the right magnetic shoe, so that the motor efficiency is further improved; the shell is arranged into the left cover and the right cover, so that the installation and the disassembly are convenient, and meanwhile, the shell is fixedly installed with the axial magnetic shoe and the radial magnetic shoe, so that the synchronous rotation is realized to output power, and the structural stability is high; the Halbach magnetic sheet array direction is adopted for magnetizing, so that the magnetic field of the axial magnetic shoe has single directionality, the magnetic yoke material is changed, the thickness of the magnetic yoke is reduced, the counter electromotive force waveform is greatly improved, and accurate control and weak magnetic control are achieved; by adopting the gear or the belt wheel, the rotary power of the shell is output through gear transmission or belt wheel transmission, the structure is compact, and the reduction of the volume and the weight of the motor is facilitated; the central shaft with the external threads is convenient to fixedly install through the external threads, has a wide application range and is convenient to install and disassemble; by adopting the central shaft in the shape of the stepped shaft, the bearing and the stator disc are convenient to mount, and the stability of the device is improved.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is a schematic perspective view of the left housing cover;
FIG. 5 is a schematic perspective view of the right housing cover;
fig. 6 is a perspective view of the central shaft.
In the figure, 1, a left cover, 2, a bearing cavity, 3, a right cover, 4, a central shaft, 5, radial magnetic shoes, 6, radial printed windings, 7, a radial ring frame, 8, a stator disc, 9, right magnetic shoes, 10, left magnetic shoes, 11, a bearing, 12, a left magnetic shoe limiting ring, 13, the outer side wall of the left cover, 14, the outer side wall of the right cover, 15, a right magnetic shoe limiting ring, 16, external threads, 17, a hole table in the bearing cavity, 18, a bearing mounting table, 19, a fixing lug, 20, a central hole, 21, a through hole and 22, a stator mounting table are arranged.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
A biaxial tangential flux motor comprises a central shaft 4, a stator disc 8, a shell, axial magnetic shoes, a radial ring frame 7 and radial magnetic shoes 5, wherein the stator disc 8 is vertically and fixedly installed on the central shaft 4, the shell is rotatably installed on the central shaft 4, the axial magnetic shoes are arranged on the side surface of the stator disc 8 and have a gap with the stator disc 8, the radial ring frame 7 is installed on the edge of the stator disc 8 and is arranged into an annular structure along the edge of the stator disc 7, the radial magnetic shoes 5 are arranged on the outer side of the radial ring frame 7 and are concentrically arranged with the radial ring frame 7, the side surface of the stator disc 8 is provided with axial printed windings, the radial ring frame 7 is provided with radial printed windings, the axial magnetic shoes and the radial magnetic shoes 5 are fixedly installed on the shell, the printed windings are adopted as stators to replace stator coils of traditional motors, armature iron-free cores are realized, inductance is small, and damping and iron loss are eliminated, the iron loss heating source is reduced; by adopting the axial and radial composite magnetic fields, the magnetic field generator has the characteristics of high power density, high torque density, high efficiency, stable low-speed operation and high cost performance; by adopting the structure, the size and the weight of the motor are reduced, the efficiency of the motor is improved, compared with the traditional motor, the motor has the size of 1/5-1/7 of the traditional motor, the efficiency is improved by 25% -35%, compared with the permanent magnet motor, the motor has the size of 1/2 of the permanent magnet motor, and the efficiency is improved by 10%.
Axial magnetic shoe includes left magnetic shoe 10 and right magnetic shoe 9, left side magnetic shoe 10 and right magnetic shoe 9 all set up to the annular, left side magnetic shoe 10 and right magnetic shoe 9 are located the left side and the right side of stator disk 8 respectively, the left side and the right side of stator disk 8 all set up the axial and print the winding, through setting up left magnetic shoe 10 and right magnetic shoe 9, realize middle stator, the structure of both sides rotor has further improved motor efficiency.
The shell comprises a left cover 1 and a right cover 3, a bearing cavity 2 protruding from the center is formed in the left side of the left cover 1 and the right side of the right cover 3, a bearing 11 is installed in the bearing cavity 2, an inner ring of the bearing 11 is installed on a central shaft 4, an outer ring of the bearing 11 is installed in the bearing cavity 2, the shell is arranged into the left cover 1 and the right cover 3, so that the installation and the disassembly are convenient, meanwhile, the shell is fixedly installed with an axial magnetic tile and a radial magnetic tile 5, the synchronous rotation is realized, the power is output, and the structural stability is high; the utility model discloses a magnetic shoe, including left side lid 1 inside wall, right side lid 3 inside wall, left side lid 1 inside wall sets up left magnetic shoe spacing ring 12, right side lid 3 inside wall sets up right magnetic shoe spacing ring 15, the outward flange of left side lid 1 sets up left side lid lateral wall 13, the outward flange of right side lid 3 sets up right side lid lateral wall 14, left side lid lateral wall 13 and the installation of pegging graft of right side lid lateral wall 14. Through setting up left magnetic shoe spacing ring 12 and right magnetic shoe spacing ring 15, carry on spacingly and the installation to axial magnetic shoe, through setting up left side lid lateral wall 13 and right side lid lateral wall 14 and peg graft the installation, be convenient for install and dismantle labour saving and time saving.
Axial printed winding and radial printed winding all adopt Halbach (Halbach array) magnetic sheet array direction to dash magnetism, and through adopting Halbach magnetic sheet array direction to dash magnetism, make the magnetic field of axial magnetic shoe have the unilateral nature, have changed the yoke material, have reduced yoke thickness, have improved back electromotive force waveform greatly, reach accurate control and weak magnetic control.
The radial outer side surface of the shell is provided with a gear or a belt wheel, and the rotating power of the shell is output through gear transmission or belt wheel transmission by adopting the gear or the belt wheel, so that the structure is compact, and the reduction of the volume and the weight of the motor is facilitated.
The both ends of center pin 4 set up external screw thread 16, and the center sets up centre bore 20, through the center pin 4 that adopts external screw thread 16, is convenient for carry out fixed mounting through external screw thread 16 to center pin 4, and application scope is wide, the installation and the dismantlement of being convenient for.
The central shaft 4 is set as a stepped shaft and comprises a bearing cavity inner hole platform 17 which is installed in a rotating fit with an inner hole of the bearing cavity 2, a bearing installation platform 18 for installing a bearing 11 and a stator installation platform 22 for installing a stator disc 8, the diameter of the bearing cavity 2 inner hole platform is smaller than that of the bearing installation platform 18, the diameter of the bearing installation platform 18 is smaller than that of the stator installation platform 22, a radial through hole 21 is further arranged on the stator installation platform 22, the through hole 21 is communicated with the central hole 20, the bearing 11 and the stator disc 8 are convenient to install by adopting the stepped shaft-shaped central shaft 4, the stability of the device is improved, a sealing ring is arranged between the bearing cavity 2 and the central shaft 4, the bearing cavity 2 is sealed by arranging the sealing ring, the safety of the working environment of the bearing is ensured, a plurality of fixing lugs 19 are arranged on the stator installation platform 22, and the fixing lugs 19 are detachably connected with the stator disc, the stator disc 8 is convenient to mount and dismount by arranging the fixing lugs 19.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A bi-axial tangential flux electric machine characterized by: including center pin, stator dish, shell, axial magnetic shoe, radial ring frame and radial magnetic shoe, the perpendicular fixed mounting of stator dish is on the center pin, the shell rotates to be installed on the center pin, the axial magnetic shoe sets up in the side of stator dish and gapped with the stator dish, radial ring frame is installed at the stator dish edge and is set up to the annular structure along the stator dish edge, radial magnetic shoe sets up in radial ring frame outside and with radial ring frame concentric setting, stator dish side sets up the axial printed winding, set up radial printed winding on the radial ring frame, the equal fixed mounting of axial magnetic shoe and radial magnetic shoe is on the shell.
2. A bi-axial tangential flux electric machine as claimed in claim 1, wherein: the axial magnetic shoe comprises a left magnetic shoe and a right magnetic shoe, the left magnetic shoe and the right magnetic shoe are both annular, the left magnetic shoe and the right magnetic shoe are respectively located on the left side and the right side of the stator disc, and the left side and the right side of the stator disc are both provided with axial printed windings.
3. A bi-axial tangential flux electric machine as claimed in claim 1, wherein: the shell includes left side lid and right side lid, the left side of left side lid and the right side of right side lid all set up by the bellied bearing chamber in center, bearing installation in the bearing chamber, the inner ring of bearing is installed on the center pin, the outer loop of bearing is installed in the bearing chamber.
4. A bi-axial tangential flux electric machine as claimed in claim 1, wherein: and the axial printed winding and the radial printed winding are magnetized in the Halbach magnetic sheet array direction.
5. A bi-axial tangential flux electric machine according to claim 3, wherein: and a gear or a belt wheel is arranged on the radial outer side surface of the shell.
6. A bi-axial tangential flux electric machine as claimed in claim 1, wherein: and external threads are arranged at two ends of the central shaft.
7. A bi-axial tangential flux electric machine according to claim 6, wherein: the center pin sets up to the step shaft, including with bearing cavity inner bore platform of bearing cavity inner bore normal running fit installation, the bearing mount table that is used for installing the bearing and the stator mount table that is used for installing the stator dish, bearing cavity inner bore platform diameter is less than the diameter of bearing mount table, the diameter of bearing mount table is less than the diameter of stator mount table.
8. A bi-axial tangential flux electric machine according to claim 3, wherein: and a sealing ring is arranged between the bearing cavity and the central shaft.
9. A bi-axial tangential flux electric machine according to claim 7, wherein: the stator mounting table is provided with a plurality of fixing lugs, and the fixing lugs are detachably connected with the stator disc through screws.
10. A bi-axial tangential flux electric machine according to claim 3, wherein: the utility model discloses a magnetic shoe, including left side lid, right side lid, left side lid inside wall, right side lid, the outward flange of left side lid sets up left magnetic shoe spacing ring, right side lid inside wall sets up right magnetic shoe spacing ring, the outward flange of left side lid sets up left side lid lateral wall, the outward flange of right side lid sets up right side lid lateral wall, left side lid lateral wall and right side lid lateral wall are pegged graft and are installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922448362.8U CN211296358U (en) | 2019-12-28 | 2019-12-28 | Biaxial tangential flux motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922448362.8U CN211296358U (en) | 2019-12-28 | 2019-12-28 | Biaxial tangential flux motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211296358U true CN211296358U (en) | 2020-08-18 |
Family
ID=72020792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922448362.8U Active CN211296358U (en) | 2019-12-28 | 2019-12-28 | Biaxial tangential flux motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211296358U (en) |
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2019
- 2019-12-28 CN CN201922448362.8U patent/CN211296358U/en active Active
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