CN212909248U - Front external rotor motor of electric mower - Google Patents
Front external rotor motor of electric mower Download PDFInfo
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- CN212909248U CN212909248U CN202022190984.8U CN202022190984U CN212909248U CN 212909248 U CN212909248 U CN 212909248U CN 202022190984 U CN202022190984 U CN 202022190984U CN 212909248 U CN212909248 U CN 212909248U
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- rotor
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 31
- 239000010959 steel Substances 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 description 3
- 238000012271 agricultural production Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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Abstract
The utility model discloses a front external rotor motor of an electric mower in the technical field of the motor of the mower, which comprises a stator assembly and a rotor assembly, wherein the stator assembly comprises a stator assembly and a front bracket, the rotor assembly comprises a rotating shaft, a fan blade, a steel bushing and magnetic steel, the front bracket is inserted in the stator assembly, the rotating shaft is inserted in the front bracket, the position of the outer part of the rotating shaft close to the top end is fixedly arranged on the fan blade, the steel bushing is fixedly arranged on the outer side surface of the fan blade, the magnetic steel is fixedly arranged in the steel bushing, the top end of the front bracket is fixedly provided with a rear cover, the position between the rotor assembly and the stator assembly is fixedly provided with a bearing I and a bearing II, the stator assembly is fixed and is connected with the rotor assembly in a rotating way, three screws are connected between the rear cover and the front bracket through screw threads, the front external rotor can be fixedly, the device has the advantages of fewer parts, lighter weight, cost saving and improvement on the service performance of the device.
Description
Technical Field
The utility model relates to a lawn mower motor technical field specifically is leading external rotor electric machine of electric mower.
Background
The mower is a mechanical tool for trimming lawns, vegetations and the like, plays an important role in agricultural production, greatly improves the agricultural production efficiency, and realizes mowing by swinging a handle device of the mower to move left and right in the operation process.
The motor for the existing mower is separated from the shell, the internal structure is complex, the parts are various, the cost is relatively high, manpower and material resources are wasted, and the use performance of the motor for the existing mower is influenced.
Based on this, the utility model designs an electric mower leading external rotor electric machine is in order to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a leading external rotor electric machine of electric mower to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the front external rotor motor of the electric mower comprises a stator assembly and a rotor assembly, wherein the stator assembly consists of a stator assembly and a front support, the rotor assembly consists of a rotating shaft, a fan blade, a steel bushing and magnetic steel, the front support is inserted into the stator assembly, the rotating shaft is inserted into the front support, the position, close to the top end, of the outer portion of the rotating shaft is fixedly installed on the fan blade, the steel bushing is fixedly installed on the outer side surface of the fan blade, the magnetic steel is fixedly installed inside the steel bushing, a rear cover is fixedly installed at the top end of the front support, a first bearing and a second bearing are fixedly installed between the rotor assembly and the stator assembly, and the stator assembly is fixed and is connected with the rotor assembly in a.
Preferably, three screws are connected between the rear cover and the front support in a threaded manner and are uniformly distributed on the upper end surface of the rear cover in an annular manner.
Preferably, the connector lug is fixedly arranged at a position on one side of the steel sleeve in the front bracket.
Preferably, the lower end of the rotating shaft extends to the lower end face of the front support, and the top end of the rotating shaft extends to the upper end of the fan blade.
Preferably, the stator assembly is located inside the rotor assembly, and the front bracket is located outside the rotor assembly and is connected with the bearing II through the bearing I.
Compared with the prior art, the beneficial effects of the utility model are that: the front support of the mower is pressed into the motor stator assembly, the rotating shaft is inserted into the front support, the rotating shaft is connected with the front support through the bearing, the position, close to the top end, of the outer portion of the rotating shaft is fixedly provided with the fan blades, the steel sleeve is installed on the outer side of the fan blades, and the steel magnets are installed inside the steel sleeve, so that the motor assembly is formed.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a view of the front bracket and the rear cover of the present invention;
fig. 3 is a combined view of the rear cover and the screw according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a stator assembly; 2. magnetic steel; 3. a front bracket; 4. a rear cover; 5. a screw; 6. a connector lug; 7. a fan blade; 8. a rotating shaft; 9. a first bearing; 10. steel jacket; 11. and a second bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution of a front external rotor motor for an electric mower: the front outer rotor motor of the electric mower comprises a stator assembly and a rotor assembly, wherein the stator assembly comprises a stator assembly 1 and a front support 3, the rotor assembly comprises a rotating shaft 8, a fan blade 7, a steel sleeve 10 and magnetic steel 2, the front support 3 is inserted into the stator assembly 1, the rotating shaft 8 is inserted into the front support 3, the position, close to the top end, of the outside of the rotating shaft 8 is fixedly installed on the fan blade 7, the steel sleeve 10 is fixedly installed on the outer side surface of the fan blade 7, the magnetic steel 2 is fixedly installed inside the steel sleeve 10, the top end of the front support 3 is fixedly installed with a rear cover 4, a first bearing 9 and a second bearing 11 are fixedly installed between the rotor assembly and the stator assembly, the first bearing 9 is located above the second bearing 11, and the stator assembly is fixed and is connected with the rotor assembly in a rotating mode.
Three screws 5 are connected between the rear cover 4 and the front support 3 in a threaded manner, and the three screws 5 are uniformly distributed on the upper end surface of the rear cover 4 in an annular manner, so that the rear cover 4 and the front support 3 are conveniently installed together.
The connector lug 6 is fixedly arranged in the front bracket 3 at one side of the steel sleeve 10, so that the motor can be conveniently connected with a power supply.
The lower extreme of pivot 8 extends to the lower terminal surface of fore-stock 3, and the top of pivot 8 extends to the upper end of fan blade 7, guarantees the normal operating of the device.
The stator assembly 1 is located inside the rotor assembly, and the front bracket 3 is located outside the rotor assembly and is supported by the first bearing 9 and the second bearing 11.
One specific application of this embodiment is: the front support 3 of the mower is pressed into the motor stator assembly 1, the rotating shaft 8 is inserted into the front support 3, the rotating shaft 8 is connected with the front support 3 through a bearing 9 and a bearing 11, then the rotating shaft 8 is fixed with the rotating shaft 8 through the fan blade 7, then the steel sleeve 10 is fixed with the fan blade 7, and then the magnetic steel 2 is fixed with the steel sleeve 10, so that the motor rotor assembly is assembled into the stator assembly, finally the rear cover 4 is placed at the top end of the front support 3, the rear cover 4 is installed with the front support 3 through the screw 5, a three-phase lead of the motor is connected with a controller, the controller is electrified with direct current, the motor is started, the structure is simple, the number of parts is less, the weight is lighter, the cost is saved, and the service performance of the device is improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. Leading external rotor electric machine of electric mower, including stator assembly and rotor assembly, its characterized in that: the stator assembly comprises stator module (1) and fore-stock (3), the rotor assembly comprises pivot (8), fan blade (7), steel bushing (10) and magnet steel (2), fore-stock (3) are pegged graft in the inside of stator module (1), pivot (8) are pegged graft in the inside of fore-stock (3), the outside of pivot (8) is close to the position fixed mounting on top on fan blade (7), steel bushing (10) fixed mounting is at the lateral surface of fan blade (7), magnet steel (2) fixed mounting is in the inside of steel bushing (10), the top fixed mounting of fore-stock (3) has back lid (4), position fixed mounting between rotor assembly and the stator assembly has bearing one (9) and bearing two (11), the stator assembly is fixed and is connected with the rotor assembly rotation.
2. The electric mower front outer rotor motor according to claim 1, wherein: and three screws (5) are connected between the rear cover (4) and the front support (3) in a threaded manner, and the three screws (5) are uniformly distributed on the upper end surface of the rear cover (4) in an annular manner.
3. The electric mower front outer rotor motor according to claim 1, wherein: and a connector lug (6) is fixedly arranged at the position, located on one side of the steel sleeve (10), in the front bracket (3).
4. The electric mower front outer rotor motor according to claim 1, wherein: the lower end of the rotating shaft (8) extends to the lower end face of the front support (3), and the top end of the rotating shaft (8) extends to the upper end of the fan blade (7).
5. The electric mower front outer rotor motor according to claim 1, wherein: the stator assembly (1) is positioned inside the rotor assembly, the front support (3) is positioned outside the rotor assembly, and the front support is connected with the second bearing (11) through the first bearing (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022190984.8U CN212909248U (en) | 2020-09-30 | 2020-09-30 | Front external rotor motor of electric mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022190984.8U CN212909248U (en) | 2020-09-30 | 2020-09-30 | Front external rotor motor of electric mower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212909248U true CN212909248U (en) | 2021-04-06 |
Family
ID=75260022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022190984.8U Active CN212909248U (en) | 2020-09-30 | 2020-09-30 | Front external rotor motor of electric mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212909248U (en) |
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2020
- 2020-09-30 CN CN202022190984.8U patent/CN212909248U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Electric lawn mower front outer rotor motor Effective date of registration: 20231226 Granted publication date: 20210406 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: JINHUA LVCHUAN TECHNOLOGY Co.,Ltd. Registration number: Y2023980073402 |