CN211629954U - Distributed winding rotor and stator of electric drill - Google Patents
Distributed winding rotor and stator of electric drill Download PDFInfo
- Publication number
- CN211629954U CN211629954U CN201922362346.7U CN201922362346U CN211629954U CN 211629954 U CN211629954 U CN 211629954U CN 201922362346 U CN201922362346 U CN 201922362346U CN 211629954 U CN211629954 U CN 211629954U
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- stator
- rotor
- distributed winding
- electric drill
- connecting piece
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- 238000004804 winding Methods 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of motors, and discloses a distributed winding rotor and stator of an electric drill, which comprises a rotor, a shell and a stator, wherein the outer surface of the rotor is fixedly connected with the shell, the inner side of the rotor is provided with the stator, the stator is connected with a stator connecting piece, a coil is wound on the stator, the stator connecting piece is connected with an inner side fixing piece, the fixing piece is connected with an inner side rotating shaft base, the stator and the coil are arranged into a plurality of groups and are distributed annularly, the upper end of the stator is provided with an external thread, the distributed winding rotor and stator suitable for the electric drill has simple structure and reasonable design, and the mutual cooperation effect between the convex column, the groove, the connecting hole, the external thread and the stator connecting piece is utilized, thereby realizing convenient disassembly or installation of the stator, saving time and labor, and, meanwhile, the number of the stators can be reduced according to actual requirements, so that the flexibility of the distributed winding rotor-stator is enhanced.
Description
Technical Field
The utility model relates to the technical field of electric motors, specifically be electric drill's distributed winding rotating stator.
Background
The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, and can be divided into a direct current motor and an alternating current motor according to the types of power supplies, the direct current motor can be divided into a direct current brush motor and a direct current brushless motor according to the structure and the working principle, the most important of the motors is a winding rotating stator, and although the types of the distributed winding rotating stator are many, the requirements of users cannot be met.
The existing distributed winding rotor stator cannot be conveniently detached or installed, time and labor are wasted, the production cost is high, the number of the stators cannot be reduced according to actual requirements, the flexibility of the distributed winding rotor stator is greatly weakened, and the defects are overcome by the distributed winding rotor stator of the electric drill in urgent need.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a distributed winding stator of electric drill has solved current distributed winding stator, and unable convenient dismantlement or installation stator waste time and energy, and secondly manufacturing cost is high, can't add the quantity that subtracts the stator according to the actual demand simultaneously for the problem that the flexibility of this distributed winding stator weakens greatly.
The utility model provides a following technical scheme: the distributed winding rotor and stator of the electric drill comprises a rotor, a shell and a stator, wherein the outer surface of the rotor is fixedly connected with the shell, the inner side of the rotor is provided with the stator, the stator is connected with a stator connecting piece, a coil is wound on the stator, the stator connecting piece is connected with an inner side fixing piece, and the fixing piece is connected with an inner side rotating shaft base.
Preferably, the stator and the coils are arranged in a plurality of groups and distributed annularly.
Preferably, the upper end of the stator is provided with an external thread.
Preferably, a plurality of connecting holes are formed in the periphery of the stator connecting piece, and internal threads are formed in the inner wall of each connecting hole.
Preferably, the outer side of the fixing part is provided with a convex column.
Preferably, a groove is formed in the inner side wall of the stator connecting piece, and the convex column is matched with the groove.
Compared with the prior art, the utility model discloses possess following beneficial effect:
this distributed winding stator that changes suitable for electric drill, simple structure, reasonable in design through setting up projection, recess, connecting hole, external screw thread and stator connecting piece, utilizes the interact of mutually supporting between them to can realize convenient dismantlement or installation stator, labour saving and time saving, secondly low in production cost, can add the quantity that subtracts the stator simultaneously according to actual demand, make the flexibility of this distributed winding stator that changes obtain the reinforcing.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the stator connecting piece of the present invention;
fig. 3 is a schematic structural diagram of the stator of the present invention.
In the figure: 1. a rotor; 2. a housing; 3. a stator; 4. a coil; 5. a stator connection member; 6. a fixing member; 7. a rotating shaft base; 8. a convex column; 9. a groove; 10. connecting holes; 11. and (4) external threads.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a distributed winding rotor/stator of an electric drill includes a rotor 1, a housing 2 and a stator 3, the outer surface of the rotor 1 is fixedly connected to the housing 2, the inner side of the rotor 1 is provided with the stator 3, the stator 3 is connected to a stator connector 5, a coil 4 is wound on the stator 3, the stator connector 5 is connected to an inner side fastener 6, the fastener 6 is connected to an inner side spindle base 7, the stator 3 and the coil 4 are arranged into a plurality of groups and are annularly distributed, the upper end of the stator 3 is provided with an external thread 11, a plurality of connecting holes 10 are formed around the stator connector 5, the inner walls of the connecting holes 10 are provided with internal threads, and by utilizing the mutual cooperation between them, the number of the stator 3 can be reduced according to actual requirements, so that the flexibility of the distributed winding rotor/stator is enhanced, the outer, seted up recess 9 on stator connecting piece 5's the inside wall, projection 8 cooperatees with recess 9, utilizes the interact of mutually supporting between them to can realize convenient dismantlement or installation stator 3, labour saving and time saving, secondly low in production cost.
During operation, when needs are dismantled or the stator 3 is installed, the user is connected mounting 6 with stator 3 through the cooperation of projection 8 and recess 9, when needs add or reduce the quantity of stator 3, can screw down or install stator 3 through the internal thread in the external screw thread 11 that the stator 3 upper end set up and the connecting hole 10 that sets up on the stator connecting piece 5 mutually, and shell 2 protects rotor 1.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The distributed winding rotor-stator of the electric drill comprises a rotor (1), a shell (2) and a stator (3), and is characterized in that; the outer fixed surface of rotor (1) connects shell (2), the inboard of rotor (1) is provided with stator (3), stator (3) are connected with stator connecting piece (5), winding coil (4) on stator (3), stator connecting piece (5) are connected with inboard mounting (6), mounting (6) are connected with inboard pivot frame (7).
2. A distributed winding rotary stator for an electric drill according to claim 1 wherein: the stator (3) and the coils (4) are arranged into a plurality of groups and distributed annularly.
3. A distributed winding rotary stator for an electric drill according to claim 1 wherein: and the upper end of the stator (3) is provided with an external thread (11).
4. A distributed winding rotary stator for an electric drill according to claim 1 wherein: a plurality of connecting holes (10) are formed in the periphery of the stator connecting piece (5), and internal threads are arranged on the inner walls of the connecting holes (10).
5. A distributed winding rotary stator for an electric drill according to claim 1 wherein: and a convex column (8) is arranged on the outer side of the fixing piece (6).
6. The distributed winding rotary stator for electric drill of claim 5, wherein: a groove (9) is formed in the inner side wall of the stator connecting piece (5), and the convex column (8) is matched with the groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922362346.7U CN211629954U (en) | 2019-12-25 | 2019-12-25 | Distributed winding rotor and stator of electric drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922362346.7U CN211629954U (en) | 2019-12-25 | 2019-12-25 | Distributed winding rotor and stator of electric drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211629954U true CN211629954U (en) | 2020-10-02 |
Family
ID=72631851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922362346.7U Expired - Fee Related CN211629954U (en) | 2019-12-25 | 2019-12-25 | Distributed winding rotor and stator of electric drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211629954U (en) |
-
2019
- 2019-12-25 CN CN201922362346.7U patent/CN211629954U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201002 |