CN215580643U - Hollow shaft external rotor motor - Google Patents
Hollow shaft external rotor motor Download PDFInfo
- Publication number
- CN215580643U CN215580643U CN202120352580.6U CN202120352580U CN215580643U CN 215580643 U CN215580643 U CN 215580643U CN 202120352580 U CN202120352580 U CN 202120352580U CN 215580643 U CN215580643 U CN 215580643U
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- hollow shaft
- external rotor
- bracket
- shaft external
- end cover
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Abstract
The utility model relates to the technical field of motors, in particular to a hollow shaft outer rotor motor. The motor comprises a shell, wherein a stator assembly is arranged in the shell, a support assembly is arranged on the stator assembly, a hollow shaft is arranged on the support assembly, a front end cover and a rear end cover are respectively arranged at two ends of the shell, bearing chambers are respectively arranged on the front end cover and the rear end cover, and bearings are respectively arranged on the support assembly at the positions of the bearing chambers. The wire harness arranging device is reasonable and simple in structure and convenient and fast to operate, external parts can be installed on the front end cover, the wire harness penetrates through the hollow shaft, accordingly, the arrangement of the wire harness can be facilitated, the installation convenience is improved, meanwhile, the hollow shaft is hollow, the diameter of the hollow shaft can be increased while cost materials can be reduced, the strength of the hollow shaft is improved, and the use safety is improved.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to a hollow shaft outer rotor motor.
Background
The motor is mainly used for generating driving torque and is used as a power source of electric appliances or various machines. The main function of the device is to convert electric energy into mechanical energy and convert the mechanical energy into electric energy. The motor usually carries out work as power supply drive equipment, because equipment need connect the pencil, needs handle the pencil for equipment and the equipment of motor can become loaded down with trivial details, the degree of difficulty of great improvement equipment, with the efficiency of first work.
The above problems are problems that the art needs to solve.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a hollow shaft outer rotor motor, which enables a wire harness of external equipment to penetrate through a hollow shaft power supply to be connected by mounting a hollow shaft, thereby reducing the complexity of mounting.
In order to solve the technical problem, the utility model provides the following scheme: the utility model provides a hollow shaft external rotor electric machine, includes the casing, the inside stator module that is provided with of casing, the last bracket component that is provided with of stator module, be provided with the hollow shaft on the bracket component, the casing both ends are provided with front end housing and rear end cap respectively, the front end housing with all be provided with the bearing room on the rear end cap, lie in on the bracket component bearing room department all is provided with the bearing.
As a further improvement of the present invention, the bracket assembly includes symmetrically arranged brackets, a semicircular correction groove is formed on one end surface of each bracket, a full-circle correction groove is formed by the semicircular correction grooves on the two brackets, an installation groove is formed on each bracket, a first connection hole is formed on the end surface of each bracket, and a phase line groove is formed on one side of each bracket, which is located on the corresponding semicircular correction groove.
As a further improvement of the utility model, the hollow shaft is provided with a fixing hole corresponding to the mounting groove, and the mounting groove is connected with the fixing hole through a connecting piece.
As a further improvement of the utility model, a positioning hole is arranged on the hollow shaft corresponding to the semicircular correction groove.
As a further improvement of the utility model, the hollow shaft is provided with an outlet hole corresponding to the phase line slot.
As a further improvement of the utility model, the outer surface of the hollow shaft is conical, and the conical degree of the conical shape is 0-0.14.
As a further improvement of the utility model, the support is provided with a reinforcing rib.
As a further improvement of the utility model, the outer side surface of the rear end cover is provided with a mounting hole.
As a further improvement of the utility model, the side surface of the front end cover is provided with a connecting hole.
As a further improvement of the utility model, oil seals are arranged on the hollow shaft outside the bearings.
The utility model has the beneficial effects that:
the wire harness arranging device is reasonable and simple in structure and convenient and fast to operate, external parts can be installed on the front end cover, the wire harness penetrates through the hollow shaft, accordingly, the arrangement of the wire harness can be facilitated, the installation convenience is improved, meanwhile, the hollow shaft is hollow, the diameter of the hollow shaft can be increased while cost materials can be reduced, the strength of the hollow shaft is improved, and the use safety is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic structural view of a stent assembly of the present invention;
fig. 4 is a schematic structural view of the stent of the present invention.
Reference numerals: 1. a housing; 2. a stator assembly; 3. a bracket assembly; 301. a support; 302. a semicircular correction slot; 303. mounting grooves; 304. reinforcing ribs; 305. a phase wire slot; 306. a first connection hole; 4. a hollow shaft; 401. a fixing hole; 402. positioning holes; 403. a wire outlet hole; 5. A front end cover; 6. a rear end cap; 7. a bearing chamber; 8. a bearing; 9. mounting holes; 10. connecting holes; 11. and (7) oil sealing.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1, an embodiment of the present invention includes a casing 1, a stator assembly 2 is disposed inside the casing 1, a support assembly 3 is disposed on the stator assembly 2, a hollow shaft 4 is disposed on the support assembly 3, a front end cover 5 and a rear end cover 6 are disposed at two ends of the casing 1, bearing chambers 7 are disposed on the front end cover 5 and the rear end cover 6, bearings 8 are disposed on the support assembly 3 at the bearing chambers 7, external components can be mounted on the front end cover 5, and a wire harness passes through the hollow shaft 4, so that the wire harness can be conveniently arranged, the mounting convenience is improved, and meanwhile, the hollow shaft 4 is hollow, so that while cost materials can be reduced, the diameter of the hollow shaft can be increased, the strength of the hollow shaft 4 is improved, and the use safety is improved.
In this embodiment, the bracket assembly 3 includes symmetrically disposed brackets 301, a semicircular calibration slot 302 is disposed on one end surface of each bracket 301, the semicircular calibration slots 302 on the two brackets 301 form a full circle calibration slot, a positioning hole 402 is disposed on the hollow shaft 4 corresponding to the semicircular calibration slot 302, the bracket 301 and the hollow shaft 4 are connected by a connecting member, the accuracy of the connection of the bracket 301 can be improved by the semicircular calibration slot 302, a mounting slot 303 is disposed on the bracket 301, a fixing hole 401 corresponding to the mounting slot 303 is disposed on the hollow shaft 4, the mounting slot 303 is connected with the fixing hole 401 by a connecting member, the firmness of the connection of the bracket assembly 3 and the hollow shaft 4 is improved, a first connecting hole 306 is disposed on the end surface of the bracket 301, the two brackets 301 can be conveniently connected by the connecting member through the first connecting hole 306, a phase line slot 305 is disposed on one side of the bracket 301 located on the semicircular calibration slot 302, the hollow shaft 4 is provided with a wire outlet 402 corresponding to the phase line slot 305, so that the wire harness connected to the stator assembly 2 is led out through the wire outlet 402, and the convenience of line outgoing is improved.
In the embodiment, the outer surface of the hollow shaft 4 is conical, the conical taper is 0-0.14, when the hollow shaft 4 is connected with the outer part, the outer surface of the hollow shaft 4 is conical, so that the clearance or interference fit can be adjusted, the requirement of the fit coaxiality can be conveniently guaranteed, and meanwhile, when the hollow shaft is required to be disassembled, the connecting part is knocked by using operating tools such as a hammer and the like, so that the connecting part is not loosened, the conical part 401 can be rapidly and conveniently disassembled, meanwhile, the taper of the conical part 401 is set between 0-0.1333, and the disassembly convenience can be greatly improved.
In this embodiment, the reinforcing ribs 304 are provided on the bracket 301, thereby improving the strength of the entire bracket 301.
In this embodiment, be provided with mounting hole 9 on the 6 lateral surfaces of rear end cover to the convenience is installed on external equipment, improves the convenience of installation.
In this embodiment, the side surface of the front end cover 5 is provided with the connecting hole 10, so that an external component can be conveniently installed on the front end cover 5, and the hollow shaft 4 can conveniently drive the front end cover.
In this embodiment, the hollow shaft 4 is provided with oil seals 11 on the outer sides of the bearings 8, so that the overall sealing performance is improved, and the use performance is improved.
During actual work, the wire harness installation device is installed on external equipment through the installation hole 9, meanwhile, external parts are fixedly connected with the wire harness installation device through the connection hole 10, and meanwhile, the wire harness penetrates through the hollow shaft 4 to be arranged, so that the integral installation and use are facilitated, and the installation convenience is greatly improved.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.
Claims (10)
1. The utility model provides a hollow shaft external rotor electric machine, its characterized in that, includes casing (1), casing (1) inside is provided with stator module (2), be provided with bracket component (3) on stator module (2), be provided with hollow shaft (4) on bracket component (3), casing (1) both ends are provided with front end housing (5) and rear end cap (6) respectively, front end housing (5) with all be provided with bearing room (7) on rear end cap (6), lie in on bracket component (3) bearing room (7) department all is provided with bearing (8).
2. A hollow shaft external rotor motor according to claim 1, characterized in that the bracket assembly (3) comprises symmetrically arranged brackets (301), a semicircular correction groove (302) is arranged on one end surface of each bracket (301), the semicircular correction grooves (302) on the two brackets (301) form a full circle correction groove, a mounting groove (303) is arranged on each bracket (301), a first connecting hole (306) is arranged on the end surface of each bracket (301), and a phase line groove (305) is arranged on one side of each semicircular correction groove (302) on each bracket (301).
3. A hollow shaft external rotor motor according to claim 2, wherein said hollow shaft (4) is provided with a fixing hole (401) corresponding to said mounting groove (303), and said mounting groove (303) is connected with said fixing hole (401) by a connecting member.
4. A hollow shaft external rotor motor according to claim 2, wherein positioning holes (402) are provided on the hollow shaft (4) corresponding to the semicircular correction grooves (302).
5. A hollow shaft external rotor motor according to claim 2, characterized in that the hollow shaft (4) is provided with an outlet hole (403) corresponding to the phase slot (305).
6. A hollow shaft external rotor motor according to claim 1, wherein the external surface of the hollow shaft (4) is tapered, the taper of the taper being 0-0.14.
7. A hollow shaft external rotor machine according to claim 2, characterised in that said bracket (301) is provided with reinforcing ribs (304).
8. A hollow shaft external rotor machine according to claim 1, characterised in that the outer side of the rear end cap (6) is provided with mounting holes (9).
9. A hollow shaft external rotor machine according to claim 1, characterised in that the front end cover (5) is provided with attachment holes (10) on its side.
10. A hollow shaft external rotor machine according to claim 1, characterised in that the hollow shaft (4) is provided with an oil seal (11) on the outside of the bearing (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120352580.6U CN215580643U (en) | 2021-02-07 | 2021-02-07 | Hollow shaft external rotor motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120352580.6U CN215580643U (en) | 2021-02-07 | 2021-02-07 | Hollow shaft external rotor motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215580643U true CN215580643U (en) | 2022-01-18 |
Family
ID=79838250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120352580.6U Active CN215580643U (en) | 2021-02-07 | 2021-02-07 | Hollow shaft external rotor motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215580643U (en) |
-
2021
- 2021-02-07 CN CN202120352580.6U patent/CN215580643U/en active Active
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