CN214850698U - Double-shaft motor - Google Patents
Double-shaft motor Download PDFInfo
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- CN214850698U CN214850698U CN202121279724.6U CN202121279724U CN214850698U CN 214850698 U CN214850698 U CN 214850698U CN 202121279724 U CN202121279724 U CN 202121279724U CN 214850698 U CN214850698 U CN 214850698U
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- rotating shaft
- shell
- permanent magnet
- fixing piece
- stator
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Abstract
The utility model discloses a double-shaft motor, which comprises a shell, a first stator component, a second stator component, a first rotor component, a second rotor component, a first rotating shaft and a second rotating shaft, wherein the first stator component, the second stator component, the first rotor component, the second rotor component, the first rotating shaft and the second rotating shaft are arranged in the shell; one end of the shell is provided with a first shell, and the other end of the shell is provided with a second shell; the first stator component and the second stator component are respectively provided with a plurality of layers of PCB boards, and a plurality of windings are integrated on the PCB boards; the first rotating shaft penetrates through the first rotor assembly, the first stator assembly and the first shell and extends to the outside of the first shell, and the first rotating shaft is fixedly connected with the first rotor assembly; the second rotating shaft penetrates through the second rotor assembly, the second stator assembly and the second shell and extends to the outside of the second shell, and the second rotating shaft is fixedly connected with the second rotor assembly. The utility model provides a double-shaft motor adopts PCB board stator structure, and the winding is integrated on the PCB board, does not need the iron core, light in weight, and thickness is thin, and is small, simple structure, and it is light to use.
Description
Technical Field
The utility model relates to a technical field of motor specifically is a biax motor.
Background
What biax motor adopted among the prior art is the structure of traditional motor, including rotor, stator, iron core winding and two pivots, still needs complicated transmission system, causes the weight of this type of motor heavy, and is bulky, and it is inconvenient all to make and use.
Therefore, there is a need to solve the above technical problems.
Disclosure of Invention
The utility model provides a to above technical problem, provide a double-shaft motor, adopt PCB board stator structure, the winding is integrated on the PCB board, does not need the iron core, light in weight, and thickness is thin, and is small, simple structure, uses lightly.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a dual-shaft electric machine comprising:
the shell is provided with a first shell, a middle shell and a second shell, the first shell, the middle shell and the second shell are sequentially and fixedly connected, a first cavity is formed between the first shell and the middle shell, and a second cavity is formed between the second shell and the middle shell;
the first stator assembly is provided with a plurality of layers of PCB boards, every two layers of PCB boards are electrically connected, and a plurality of windings are integrated on the PCB boards; the first stator assembly is positioned in the first cavity and fixed between the first shell and the middle shell;
the second stator assembly is provided with a plurality of layers of PCB boards, every two layers of PCB boards are electrically connected, and a plurality of windings are integrated on the PCB boards; the second stator assembly is positioned in the second cavity and fixed between the second shell and the middle shell;
a first rotor assembly having a first permanent magnet and a second permanent magnet, the first and second permanent magnets being located within the first cavity, the first and second permanent magnets being located on opposite sides of the first stator assembly, respectively;
a second rotor assembly having a third permanent magnet and a fourth permanent magnet, the third and fourth permanent magnets being located within the second cavity, the third and fourth permanent magnets being located on two sides of the second stator assembly, respectively;
a first rotating shaft passing through the first rotor assembly, the first stator assembly and the first housing and extending to the outside of the first housing, the first rotating shaft being fixedly connected with the first rotor assembly;
and the second rotating shaft penetrates through the second rotor assembly, the second stator assembly and the second shell and extends to the outside of the second shell, and the second rotating shaft is fixedly connected with the second rotor assembly.
The first stator component and the second stator component of the double-shaft motor respectively adopt a PCB stator structure, and the winding is integrated on the PCB, so that an iron core is not needed, and the double-shaft motor is light in weight, thin in thickness, small in size, simple in structure and light and convenient to use; the first rotating shaft is driven to rotate through the first rotor assembly, the second rotating shaft is driven to rotate through the second rotor assembly, the first rotating shaft and the second rotating shaft respectively and independently act and are adjusted through the configuration of the motor controller, and different rotating speeds and different rotating directions can be achieved.
Further, the first rotating shaft and the second rotating shaft are coaxially arranged.
The first rotating shaft is further provided with a first output end, and the first output end extends out of the first shell; the second rotating shaft is provided with a second output end, and the second output end extends out of the second shell.
A first bearing is further arranged between the first shell and the first rotating shaft, and a second bearing is arranged between the middle shell and the first rotating shaft;
and a third bearing is arranged between the middle shell and the second rotating shaft, and a fourth bearing is arranged between the second shell and the second rotating shaft.
The first rotor assembly drives the first rotating shaft to rotate through the first bearing and the second bearing; the second rotor assembly drives the second rotating shaft to rotate through the third bearing and the fourth bearing.
The first rotor assembly further comprises a first fixed part and a second fixed part, the first fixed part is positioned between the first shell and the first permanent magnet, and the second fixed part is positioned between the middle shell and the second permanent magnet; the first fixing piece is fixedly connected with the first permanent magnet, and the first fixing piece is fixedly connected with the first rotating shaft; the second fixing piece is fixedly connected with the second permanent magnet, and the second fixing piece is fixedly connected with the first rotating shaft;
the second rotor assembly further comprises a third fixed part and a fourth fixed part, the third fixed part is positioned between the middle shell and the third permanent magnet, and the fourth fixed part is positioned between the second shell and the fourth permanent magnet; the third fixing piece is fixedly connected with the third permanent magnet, and the third fixing piece is fixedly connected with the second rotating shaft; the fourth fixing piece is fixedly connected with the fourth permanent magnet, and the fourth fixing piece is fixedly connected with the second rotating shaft.
The first rotor assembly is provided with the first fixing piece and the second fixing piece to fix the first permanent magnet and the second permanent magnet more conveniently; the second rotor subassembly sets up the more convenient fixed third permanent magnet and fourth permanent magnet of third fixed part and fourth fixed part.
The first rotating shaft is further provided with a first step and a second step, the end face of the first bearing is positioned on the first step, and the end face of the second bearing is positioned on the second step;
the second rotating shaft is provided with a fifth step and a sixth step, the end face of the third bearing is positioned on the fifth step, and the end face of the fourth bearing is positioned on the sixth step.
A first step and a second step are arranged on the first rotating shaft, so that the first bearing and the second bearing can be conveniently installed; and a fifth step and a sixth step are arranged on the second rotating shaft, so that the third bearing and the fourth bearing can be conveniently installed.
The first rotating shaft is further provided with a third step and a fourth step, the end face of the first fixing piece is positioned on the third step, and the end face of the second fixing piece is positioned on the fourth step; the first fixing piece and the second fixing piece are in interference fit with the first rotating shaft respectively;
the second rotating shaft is provided with a seventh step and an eighth step, the end face of the third fixing piece is positioned on the seventh step, and the end face of the fourth fixing piece is positioned on the eighth step; and the third fixing piece and the fourth fixing piece are in interference fit with the second rotating shaft respectively.
The first rotating shaft is provided with a third step and a fourth step, so that the first fixing piece and the second fixing piece can be conveniently installed, the first stator assembly is positioned between the third step and the fourth step, and the gap between the first permanent magnet or the second permanent magnet and the first stator assembly can be adjusted by adjusting the position of the third step or the fourth step; the seventh step and the eighth step are arranged on the second rotating shaft, so that the third fixing piece and the fourth fixing piece can be conveniently installed, the second stator assembly is located between the seventh step and the eighth step, and the gap between the third permanent magnet or the fourth permanent magnet and the second stator assembly can be adjusted by adjusting the position of the seventh step or the eighth step.
Compared with the prior art, the utility model have following technical advantage:
1. the first stator component and the second stator component of the double-shaft motor respectively adopt a PCB stator structure, and windings are integrated on the PCB, so that an iron core is not needed, and the double-shaft motor is light in weight, thin in thickness, small in size, simple in structure and light and convenient to use;
2. the first rotating shaft of the double-shaft motor is driven to rotate by the first rotor component, the second rotating shaft is driven to rotate by the second rotor component, the first rotating shaft and the second rotating shaft respectively act independently and are adjusted by configuring a motor controller, and different rotating speeds and rotating directions can be achieved;
3. the bearings and the fixing pieces on the first rotating shaft and the second rotating shaft of the double-shaft motor are positioned through the steps on the shafts respectively, and the double-shaft motor is convenient to install, simple in structure and easy to manufacture.
Drawings
FIG. 1 is a cross-sectional structural view of an embodiment of the present invention;
FIG. 2 is a view in the direction A of FIG. 1;
FIG. 3 is a cross-sectional view of the first shaft of FIG. 1;
fig. 4 is a sectional view of the second rotating shaft of fig. 1.
Detailed Description
The invention will be described in further detail with reference to embodiments shown in the drawings.
As shown in fig. 1 to 4, the present invention relates to a two-shaft motor.
As shown in fig. 1, the dual shaft motor includes a housing 10, a first stator assembly 20, a second stator assembly 30, a first rotor assembly 40, a second rotor assembly 50, a first rotating shaft 60, and a second rotating shaft 70.
As shown in fig. 1 and 2, the casing 10 includes a first casing 11, a middle casing 12, and a second casing 13, the first casing 11, the middle casing 12, and the second casing 13 are sequentially and fixedly connected, the first casing 11 is fixed to one end of the middle casing 12, the second casing 13 is fixed to the other end of the middle casing 12, a first cavity 14 is formed inside the first casing 11 and the middle casing 12, and a second cavity 15 is formed inside the second casing 13 and the middle casing 12.
As shown in fig. 1, the first stator assembly 20 has a plurality of layers of PCB boards, each two layers of PCB boards are electrically connected, and a plurality of windings are integrated on the PCB boards; the first stator assembly 20 is located within the first cavity 14 and is secured between the first housing 11 and the intermediate housing 12.
As shown in fig. 1, the second stator assembly 30 has multiple layers of PCB boards, each two layers of PCB boards are electrically connected, and the PCB boards are integrated with a plurality of windings; a second stator assembly 30 is positioned within the second cavity 15 and secured between the second housing 13 and the intermediate housing 12.
As shown in fig. 1, the first rotor assembly 40 has a first permanent magnet 41 and a second permanent magnet 42, the first permanent magnet 41 and the second permanent magnet 42 are located in the first cavity 14, and the first permanent magnet 41 and the second permanent magnet 42 are respectively located on both sides of the first stator assembly 20.
As shown in fig. 1, the second rotor assembly 50 has a third permanent magnet 51 and a fourth permanent magnet 52, the third permanent magnet 51 and the fourth permanent magnet 52 are located in the second cavity 15, and the third permanent magnet 51 and the fourth permanent magnet 52 are respectively located at both sides of the second stator assembly 30.
As shown in fig. 1, the first rotating shaft 60 passes through the first rotor assembly 40, the first stator assembly 20 and the first housing 11 and extends to the outside of the first housing 11, and the first rotating shaft 60 is fixedly connected to the first rotor assembly 40.
As shown in fig. 1, the second rotating shaft 70 passes through the second rotor assembly 50, the second stator assembly 30 and the second housing 13 and extends to the outside of the second housing 13, and the second rotating shaft 70 is fixedly connected with the second rotor assembly 50.
The first stator component and the second stator component of the double-shaft motor respectively adopt a PCB stator structure, and windings are integrated on the PCB, so that an iron core is not needed, and the double-shaft motor is light in weight, thin in thickness, small in size, simple in structure and light and convenient to use; the first rotating shaft is driven to rotate through the first rotor assembly, the second rotating shaft is driven to rotate through the second rotor assembly, the first rotating shaft and the second rotating shaft respectively and independently act and are adjusted through the configuration of the motor controller, and different rotating speeds and different rotating directions can be achieved.
As shown in fig. 1, the first rotating shaft 60 has a first output end 61, and the first output end 61 extends out of the first housing 11; the second shaft 70 has a second output end 71, and the second output end 71 extends out of the second housing 13. The load is fixed and driven to rotate by the first output end 61 and the second output end 71.
As shown in fig. 1, the first rotating shaft 60 is coaxially disposed with the second rotating shaft 70.
As shown in fig. 1, a first bearing 62 is provided between the first housing 11 and the first rotary shaft 60, and a second bearing 63 is provided between the intermediate housing 12 and the first rotary shaft 60.
As shown in fig. 1, a third bearing 74 is provided between the intermediate housing 12 and the second rotating shaft 70, and a fourth bearing 75 is provided between the second housing 13 and the second rotating shaft 70.
The first rotor assembly drives the first rotating shaft to rotate through the first bearing and the second bearing; the second rotor assembly drives the second rotating shaft to rotate through the third bearing and the fourth bearing.
As shown in fig. 1, the first rotor assembly 40 further includes a first fixing member 43 and a second fixing member 44, the first fixing member 43 being located between the first housing 11 and the first permanent magnet 41, the second fixing member 44 being located between the intermediate housing 12 and the second permanent magnet 42; the first fixing member 43 is fixedly connected with the first permanent magnet 41, and the first fixing member 43 is fixedly connected with the first rotating shaft 60; the second fixed member 44 is fixedly connected to the second permanent magnet 42, and the second fixed member 44 is fixedly connected to the first rotating shaft 60.
As shown in fig. 1, the second rotor assembly 50 further includes a third fixed member 53 and a fourth fixed member 54, the third fixed member 53 being located between the middle housing 12 and the third permanent magnet 51, the fourth fixed member 54 being located between the second housing 13 and the fourth permanent magnet 52; the third fixed part 53 is fixedly connected with the third permanent magnet 51, and the third fixed part 53 is fixedly connected with the second rotating shaft 70; the fourth fixing member 54 is fixedly connected to the fourth permanent magnet 52, and the fourth fixing member 54 is fixedly connected to the second rotating shaft 70.
The first rotor assembly is provided with the first fixing piece and the second fixing piece to fix the first permanent magnet and the second permanent magnet more conveniently; the second rotor subassembly sets up the more convenient fixed third permanent magnet and fourth permanent magnet of third fixed part and fourth fixed part.
As shown in fig. 1 and 3, the first shaft 60 has a first step 64 and a second step 65, the end surface of the first bearing 62 is positioned on the first step 64, and the end surface of the second bearing 63 is positioned on the second step 65.
As shown in fig. 1 and 4, the second rotating shaft 70 has a fifth step 76 and a sixth step 77, an end surface of the third bearing 74 is positioned on the fifth step 76, and an end surface of the fourth bearing 75 is positioned on the sixth step 77.
A first step and a second step are arranged on the first rotating shaft, so that the first bearing and the second bearing can be conveniently installed; and a fifth step and a sixth step are arranged on the second rotating shaft, so that the third bearing and the fourth bearing can be conveniently installed.
As shown in fig. 1 and 3, the first rotating shaft 60 has a third step 66 and a fourth step 67, the end surface of the first fixing member 43 is positioned on the third step 66, and the end surface of the second fixing member 44 is positioned on the fourth step 67; the first and second fixing members 43 and 44 are interference-fitted with the first rotating shaft 60, respectively.
As shown in fig. 1 and 4, the second rotating shaft 70 has a seventh step 78 and an eighth step 79, the end surface of the third fixing member 53 is positioned on the seventh step 78, and the end surface of the fourth fixing member 54 is positioned on the eighth step 79; the third fixing member 53 and the fourth fixing member 54 are respectively in interference fit with the second rotating shaft 70.
The first rotating shaft is provided with a third step and a fourth step, so that the first fixing piece and the second fixing piece can be conveniently installed, the first stator assembly is positioned between the third step and the fourth step, and the gap between the first permanent magnet or the second permanent magnet and the first stator assembly can be adjusted by adjusting the position of the third step or the fourth step; the seventh step and the eighth step are arranged on the second rotating shaft, so that the third fixing piece and the fourth fixing piece can be conveniently installed, the second stator assembly is located between the seventh step and the eighth step, and the gap between the third permanent magnet or the fourth permanent magnet and the second stator assembly can be adjusted by adjusting the position of the seventh step or the eighth step.
The above-mentioned embodiments are merely provided for convenience of illustration of the present invention and are not intended to be limiting in form; any person skilled in the art can make local changes or modifications without departing from the scope of the present invention and the technical features and similar features disclosed in the present invention, and all equivalent embodiments using the technical content disclosed in the present invention belong to the protection scope of the present invention.
Claims (7)
1. A dual-shaft motor, comprising:
the shell is provided with a first shell, a middle shell and a second shell, the first shell, the middle shell and the second shell are sequentially and fixedly connected, a first cavity is formed between the first shell and the middle shell, and a second cavity is formed between the second shell and the middle shell;
the first stator assembly is provided with a plurality of layers of PCB boards, every two layers of PCB boards are electrically connected, and a plurality of windings are integrated on the PCB boards; the first stator assembly is positioned in the first cavity and fixed between the first shell and the middle shell;
the second stator assembly is provided with a plurality of layers of PCB boards, every two layers of PCB boards are electrically connected, and a plurality of windings are integrated on the PCB boards; the second stator assembly is positioned in the second cavity and fixed between the second shell and the middle shell;
a first rotor assembly having a first permanent magnet and a second permanent magnet, the first and second permanent magnets being located within the first cavity, the first and second permanent magnets being located on opposite sides of the first stator assembly, respectively;
a second rotor assembly having a third permanent magnet and a fourth permanent magnet, the third and fourth permanent magnets being located within the second cavity, the third and fourth permanent magnets being located on two sides of the second stator assembly, respectively;
a first rotating shaft passing through the first rotor assembly, the first stator assembly and the first housing and extending to the outside of the first housing, the first rotating shaft being fixedly connected with the first rotor assembly;
and the second rotating shaft penetrates through the second rotor assembly, the second stator assembly and the second shell and extends to the outside of the second shell, and the second rotating shaft is fixedly connected with the second rotor assembly.
2. The twin-shaft motor according to claim 1, wherein the first rotating shaft and the second rotating shaft are coaxially disposed.
3. The dual-shaft motor of claim 1, wherein the first shaft has a first output end, the first output end extending out of the first housing; the second rotating shaft is provided with a second output end, and the second output end extends out of the second shell.
4. The twin-shaft motor according to claim 1, wherein a first bearing is provided between the first housing and the first rotating shaft, and a second bearing is provided between the intermediate housing and the first rotating shaft;
and a third bearing is arranged between the middle shell and the second rotating shaft, and a fourth bearing is arranged between the second shell and the second rotating shaft.
5. The dual-shaft motor according to claim 1, wherein the first rotor assembly further comprises a first stator and a second stator, the first stator being located between the first housing and the first permanent magnet, the second stator being located between the middle housing and the second permanent magnet; the first fixing piece is fixedly connected with the first permanent magnet, and the first fixing piece is fixedly connected with the first rotating shaft; the second fixing piece is fixedly connected with the second permanent magnet, and the second fixing piece is fixedly connected with the first rotating shaft;
the second rotor assembly further comprises a third fixed part and a fourth fixed part, the third fixed part is positioned between the middle shell and the third permanent magnet, and the fourth fixed part is positioned between the second shell and the fourth permanent magnet; the third fixing piece is fixedly connected with the third permanent magnet, and the third fixing piece is fixedly connected with the second rotating shaft; the fourth fixing piece is fixedly connected with the fourth permanent magnet, and the fourth fixing piece is fixedly connected with the second rotating shaft.
6. The twin-shaft motor according to claim 4, wherein the first rotating shaft has a first step and a second step thereon, an end surface of the first bearing is positioned on the first step, and an end surface of the second bearing is positioned on the second step;
the second rotating shaft is provided with a fifth step and a sixth step, the end face of the third bearing is positioned on the fifth step, and the end face of the fourth bearing is positioned on the sixth step.
7. The twin-shaft motor according to claim 5, wherein the first rotating shaft has a third step and a fourth step thereon, the end surface of the first fixing member is positioned on the third step, and the end surface of the second fixing member is positioned on the fourth step; the first fixing piece and the second fixing piece are in interference fit with the first rotating shaft respectively;
the second rotating shaft is provided with a seventh step and an eighth step, the end face of the third fixing piece is positioned on the seventh step, and the end face of the fourth fixing piece is positioned on the eighth step; and the third fixing piece and the fourth fixing piece are in interference fit with the second rotating shaft respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121279724.6U CN214850698U (en) | 2021-06-08 | 2021-06-08 | Double-shaft motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121279724.6U CN214850698U (en) | 2021-06-08 | 2021-06-08 | Double-shaft motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214850698U true CN214850698U (en) | 2021-11-23 |
Family
ID=78804319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121279724.6U Active CN214850698U (en) | 2021-06-08 | 2021-06-08 | Double-shaft motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214850698U (en) |
-
2021
- 2021-06-08 CN CN202121279724.6U patent/CN214850698U/en active Active
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