CN203352408U - A brushless DC motor, and a water pump and an electric appliance using the same - Google Patents
A brushless DC motor, and a water pump and an electric appliance using the same Download PDFInfo
- Publication number
- CN203352408U CN203352408U CN 201320360635 CN201320360635U CN203352408U CN 203352408 U CN203352408 U CN 203352408U CN 201320360635 CN201320360635 CN 201320360635 CN 201320360635 U CN201320360635 U CN 201320360635U CN 203352408 U CN203352408 U CN 203352408U
- Authority
- CN
- China
- Prior art keywords
- motor
- stator
- brshless
- drum stand
- brushless
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The utility model provides a brushless DC motor, and a water pump and an electric appliance using the same. The brushless DC motor comprises a motor housing, a protective cover fixedly connected with the motor housing, and a permanent magnetic rotor and a stator assembly which are disposed in the motor housing. The stator assembly comprises a stator core, a stator winding, and wire winding racks. The stator winding is wound around the wire winding racks and is assembled on the stator core. Terminals are disposed on the end portion of each wire winding rack. One end of each terminal is soldered on a leading-out wire on one end of the stator winding. The other end of each terminal is extended out of the protective cover and is used for being connected with an external device. The water pump and the electrical appliance employ the brushless DC motors. The brushless DC motor has characteristics of simple and reasonable structure, simplified technology, low production cost, and good safety performance. Compared with similar products, the water pump and an electric appliance using the brushless DC motors have reduced cost and market competitiveness.
Description
Technical field
The utility model belongs to technical field of motors, more particularly, relates to a kind of brshless DC motor and applies water pump and the electrical equipment of this kind of brshless DC motor.
Background technology
Brshless DC motor is mainly by p-m rotor, form with stator and the electric-controlled plate of coil windings.At present in industry, general manufacturing process is as follows: (1) is external motor for electric-controlled plate, the metal connection post will be crimped with on drum stand, be entangled on drum stand after enamelled wire coating removal skin, and then be welded on together on circuit board, be connected with outside electric-controlled plate by the circuit board leading-out terminal.(2) the built-in motor for electric-controlled plate, will drive and control components and parts and be integrated on circuit board, and the process motor external with electric-controlled plate is identical.
Because brshless DC motor generally has many group enamelled wire windings, between winding leading-out wire, by Y shape or △ shape mode, connected, and lead-out wire also will be connected with electric-controlled plate (containing driving, controlling components and parts) or circuit board (containing driving, not controlling components and parts), therefore connecting portion is more, the complex production process complexity, production efficiency is low.
The utility model content
Main purpose of the present utility model is intended to overcome the deficiency of above-mentioned prior art, and a kind of simple and reasonable, work simplification, brshless DC motor that cost of manufacture is low are provided.
For achieving the above object, the technical solution adopted in the utility model is: a kind of brshless DC motor is provided, it comprises motor casing, the protective cover be fixedly connected with described motor casing, be located at p-m rotor and stator module in described motor casing, described stator module comprises stator core, stator winding and drum stand, described stator winding is wrapped on described drum stand and with described stator core and is assembled together, the end of described drum stand is provided with terminal, one end lead-out wire of one end of described terminal and described stator winding is welded to connect, the other end of described terminal stretches out described protective cover for being connected with external equipment.
Particularly, described drum stand is provided with jack, and an end of described terminal is plugged on described drum stand.
Further, described drum stand is provided with the crossed beam trunking for wiring.
Preferably, described stator core comprises stator yoke section and three stator teeths, the inboard of described stator yoke section is provided with three dovetail grooves, the tail end of each described stator teeth is made as the dovetail muscle structure of blocking mutually with described dovetail groove adaptation, and the dovetail muscle structure of each described stator teeth by separately coordinates splicing to be fixed in described stator yoke section with a described dovetail groove.
Particularly, described drum stand is provided with trepanning, and described drum stand is socketed on described stator teeth by trepanning.
Perhaps, particularly, described drum stand is injected and molded on described stator core.
Preferably, described protective cover is connected with described motor casing is fixed by snap.
The beneficial effect of the brshless DC motor that the utility model provides is compared with prior art to have the following advantages: (1) is located at that terminal on drum stand is double does binding post and two kinds of effects of external connection terminals, has been simplified amount of parts and wire structures; (2) stator core adopts segmented dovetail groove splicing construction, has promoted the utilance of steel; (3) drum stand is with the crossed beam trunking structure, is convenient to wiring, and the external motor for electric-controlled plate, can cancel connecting circuit board, reduces solder joint, thereby simplify electric machine structure; (4) protective cover adopts buckle-type to be connected the instead of screws connection with motor casing, has simplified amount of parts, and has been convenient to assembling.
To sum up, the utility model brushless DC motor structure advantages of simple, work simplification, cost of manufacture is low, security performance good.
Another purpose of the present utility model is to provide a kind of water pump of applying above-mentioned brushless electric machine, and this kind of water pump comprises impeller, also comprises above-mentioned brshless DC motor, and described impeller is located on the rotor of output shaft axle of described brshless DC motor.
The beneficial effect of the water pump that utility model provides is: owing to having adopted above-mentioned brshless DC motor, the utility model water pump structure advantages of simple, manufacture craft are simplified, compare that the like product cost decreases, security performance is better, therefore have more the market competitiveness.
A purpose more of the present utility model is to provide a kind of electrical equipment of applying above-mentioned brushless electric machine, and described electrical equipment comprises above-mentioned brshless DC motor.
The beneficial effect of the electrical equipment that the utility model provides is: owing to having adopted above-mentioned brshless DC motor, the utility model electrical structure advantages of simple, manufacture craft are simplified, compare that the like product cost decreases, security performance is better, therefore have more the market competitiveness.
The accompanying drawing explanation
The perspective view of the brshless DC motor that Fig. 1 provides for the utility model embodiment;
The blast structural representation of the brshless DC motor that Fig. 2 provides for the utility model embodiment;
The field frame assembly structure chart one of the brshless DC motor that Fig. 3 provides for the utility model embodiment;
The blast structure chart that Fig. 4 is the field frame assembly shown in Fig. 3;
The field frame assembly structure chart two of the brshless DC motor that Fig. 5 provides for the utility model embodiment;
The perspective view of the water pump that Fig. 6 provides for the utility model embodiment.
In figure: 1 is motor casing, and 10 is snap ring, and 2 is protective cover, and 21 is clasp, 3 is p-m rotor, and 31 is rotor of output shaft axle, and 4 is stator module, and 41 is stator core, 411 is stator yoke section, and 4110 is dovetail groove, and 412 is stator teeth, 4121 is dovetail muscle structure, and 42 is stator winding, and 43 is drum stand, 430 is trepanning, and 431 is jack, and 432 is crossed beam trunking, 5 is terminal, and 100 is brshless DC motor, and 200 is impeller.
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
See also Fig. 1 to Fig. 5, the existing brshless DC motor 100 that the utility model is provided describes.Brshless DC motor 100 comprises motor casing 1, the protective cover 2 be fixedly connected with motor casing 1, is located at p-m rotor 3 and stator module 4 in motor casing 1, wherein, this stator module 4 comprises stator core 41, stator winding 42 and drum stand 43, and stator winding 42 is wrapped on drum stand 43 and be assembled together with stator core 41, be provided with terminal 5 in the end of each drum stand 43, one end lead-out wire of one end of terminal 5 and stator winding 42 is welded to connect, and the other end of terminal 5 stretches out protective cover 2 for being connected with external equipment.Wherein, the shape of protective cover 2 is best and outer contour shape stator core 41 is suitable, the brshless DC motor 100 that the utility model provides, be located at that terminal 5 on drum stand 43 is double does binding post and two kinds of effects of external connection terminals, simplified amount of parts and wire structures.
Refer to Fig. 3 and Fig. 4, in this example, drum stand 43 is provided with jack 431, and an end of terminal 5 is plugged on drum stand 43, so that assembling and dismounting.Certainly, terminal 5 also can be with together with drum stand 43 be cast in.
Refer to Fig. 5, as further prioritization scheme, each drum stand 43 is provided with the crossed beam trunking 432 for wiring, this crossed beam trunking 432 structures are convenient to wiring, and the external motor for electric-controlled plate, can cancel connecting circuit board, reduce solder joint, thereby simplify electric machine structure.
Refer to Fig. 5, as a kind of preferred embodiment, stator core 41 comprises stator yoke section 411 and three stator teeths 412, the inboard of stator yoke section 411 is provided with three dovetail grooves 4110, the tail end of each stator teeth 412 is made as the dovetail muscle structure 4121 that dovetail groove 4110 adaptations are blocked mutually, and each stator teeth 412 coordinates splicing to be fixed in stator yoke section 411 by dovetail muscle structure 4121 separately with a dovetail groove 4110.In the present embodiment scheme, stator core 41 adopts segmented dovetail groove 4110 splicing constructions, has promoted the utilance of steel, reduces production costs.Certainly, understandably, in other embodiment of the present utility model, stator core 41 also can adopt integral structure.
And can have following two kinds of modes at least for drum stand 43 and the fixed form of stator core 41, but be not limited to these two kinds, wherein a kind of as shown in Fig. 3 and Fig. 4, drum stand 43 is provided with trepanning 430, and drum stand 43 is socketed on stator teeth 412 by trepanning 430; Another kind is injected and molded in drum stand 43 on stator core 41 exactly.
Refer to Fig. 1 and Fig. 2, in the present embodiment, protective cover 2 is connected with motor casing 1 is fixed by snap.Be specially on the periphery of motor casing 1 that at least two 10, three of snap rings are set is better, on protective cover 2, corresponding position arranges the clasp 21 of equal number, certainly, also can conversely snap ring be arranged on protective cover 2, and clasp is located on motor casing 1; Protective cover 2 adopts buckle-type to be connected alternative traditional screw connection with motor casing 1 like this, has simplified amount of parts, and has been convenient to assembling and dismounting.
To sum up, simple and reasonable, the work simplification of the utility model brshless DC motor 100, cost of manufacture is low, security performance good.
This is practical also provides a kind of water pump of applying above-mentioned brushless electric machine, refer to Fig. 6, this kind of water pump comprises impeller 200, also comprises above-mentioned brshless DC motor 100, this impeller 200 is located on the rotor of output shaft axle 31 of brshless DC motor 100, but just drives impeller 200 rotations after electric motor starting.
The beneficial effect of the water pump that utility model provides is: owing to having adopted above-mentioned brshless DC motor 100, the utility model water pump structure advantages of simple, manufacture craft are simplified, compare that the like product cost decreases, security performance is better, therefore have more the market competitiveness.
In the utility model, a upper embodiment is applied on water pump to illustrate as example, in actual applications, is not limited to this, except draining pump, also can be applicable to its electrical equipment, and application scenario is extensive.Therefore a purpose more of the present utility model is to provide a kind of electrical equipment (not shown) of applying above-mentioned brushless electric machine, and described electrical equipment comprises above-mentioned brshless DC motor.Electrical equipment herein can be high-grade deck, video tape recorder, electronic instrument and automated office equipment etc.
The beneficial effect of the electrical equipment that the utility model provides is: owing to having adopted above-mentioned brshless DC motor, the utility model electrical equipment manufacture craft is simplified to some extent, compares that the like product cost decreases, security performance is better, therefore has more the market competitiveness.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.
Claims (9)
1. brshless DC motor, comprise motor casing, the protective cover be fixedly connected with described motor casing, be located at p-m rotor and stator module in described motor casing, described stator module comprises stator core, stator winding and drum stand, described stator winding is wrapped on described drum stand and with described stator core and is assembled together, it is characterized in that: the end of described drum stand is provided with terminal, one end lead-out wire of one end of described terminal and described stator winding is welded to connect, and the other end of described terminal stretches out described protective cover for being connected with external equipment.
2. brshless DC motor as claimed in claim 1, it is characterized in that: described drum stand is provided with jack, and an end of described terminal is plugged on described drum stand.
3. brshless DC motor as claimed in claim 2 is characterized in that: described drum stand is provided with the crossed beam trunking for wiring.
4. brshless DC motor as described as the claims 1 to 3 any one, it is characterized in that: described stator core comprises stator yoke section and three stator teeths, the inboard of described stator yoke section is provided with three dovetail grooves, the tail end of each described stator teeth is made as the dovetail muscle structure of blocking mutually with described dovetail groove adaptation, and the dovetail muscle structure of each described stator teeth by separately coordinates splicing to be fixed in described stator yoke section with a described dovetail groove.
5. brshless DC motor as claimed in claim 4, it is characterized in that: described drum stand is provided with trepanning, and described drum stand is socketed on described stator teeth by trepanning.
6. brshless DC motor as claimed in claim 1, it is characterized in that: described drum stand is injected and molded on described stator core.
7. brshless DC motor as described as the claims 1 to 3 any one, it is characterized in that: described protective cover is connected with described motor casing is fixed by snap.
8. water pump, comprise impeller, it is characterized in that: also comprise the described brshless DC motor of claim 1 to 7 any one, described impeller is located on the rotor of output shaft axle of described brshless DC motor.
9. electrical equipment, it is characterized in that: described electrical equipment comprises the described brshless DC motor of claim 1 to 7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320360635 CN203352408U (en) | 2013-06-21 | 2013-06-21 | A brushless DC motor, and a water pump and an electric appliance using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320360635 CN203352408U (en) | 2013-06-21 | 2013-06-21 | A brushless DC motor, and a water pump and an electric appliance using the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203352408U true CN203352408U (en) | 2013-12-18 |
Family
ID=49752257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320360635 Expired - Lifetime CN203352408U (en) | 2013-06-21 | 2013-06-21 | A brushless DC motor, and a water pump and an electric appliance using the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203352408U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767309A (en) * | 2014-01-08 | 2015-07-08 | 日本电产三协株式会社 | Coil skeleton and motor |
| CN104852490A (en) * | 2015-05-28 | 2015-08-19 | 谢东桥 | Internal-winding stator structure and production method thereof |
| CN107171460A (en) * | 2016-03-07 | 2017-09-15 | 德昌电机(深圳)有限公司 | Stator, the manufacture method with the motor of the stator and the stator |
| CN107171465A (en) * | 2016-03-07 | 2017-09-15 | 德昌电机(深圳)有限公司 | Stator and the motor with the stator |
| CN108922753A (en) * | 2016-04-12 | 2018-11-30 | 福建元华泵业有限公司 | A kind of Novel submersible pump |
| US10574098B2 (en) | 2016-03-07 | 2020-02-25 | Johnson Electric International AG | Stator, motor comprising the same and method for making the same |
| WO2021230473A1 (en) * | 2020-05-12 | 2021-11-18 | 엘지전자 주식회사 | Stator and fan motor comprising same |
-
2013
- 2013-06-21 CN CN 201320360635 patent/CN203352408U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767309A (en) * | 2014-01-08 | 2015-07-08 | 日本电产三协株式会社 | Coil skeleton and motor |
| CN104767309B (en) * | 2014-01-08 | 2017-06-23 | 日本电产三协株式会社 | Coil rack and motor |
| CN104852490A (en) * | 2015-05-28 | 2015-08-19 | 谢东桥 | Internal-winding stator structure and production method thereof |
| CN107171460A (en) * | 2016-03-07 | 2017-09-15 | 德昌电机(深圳)有限公司 | Stator, the manufacture method with the motor of the stator and the stator |
| CN107171465A (en) * | 2016-03-07 | 2017-09-15 | 德昌电机(深圳)有限公司 | Stator and the motor with the stator |
| US10574098B2 (en) | 2016-03-07 | 2020-02-25 | Johnson Electric International AG | Stator, motor comprising the same and method for making the same |
| CN107171460B (en) * | 2016-03-07 | 2020-03-31 | 德昌电机(深圳)有限公司 | Stator, motor having the same, and method of manufacturing the same |
| CN107171465B (en) * | 2016-03-07 | 2020-09-08 | 德昌电机(深圳)有限公司 | Stator and motor with same |
| CN108922753A (en) * | 2016-04-12 | 2018-11-30 | 福建元华泵业有限公司 | A kind of Novel submersible pump |
| CN109087792A (en) * | 2016-04-12 | 2018-12-25 | 福建元华泵业有限公司 | A kind of transformer conducive to wiring and the immersible pump using the transformer |
| WO2021230473A1 (en) * | 2020-05-12 | 2021-11-18 | 엘지전자 주식회사 | Stator and fan motor comprising same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203352408U (en) | A brushless DC motor, and a water pump and an electric appliance using the same | |
| CN105896760A (en) | Disc-type coreless permanent magnet motor employing modular PCB stator | |
| US7928619B2 (en) | Gap winding motor | |
| US11522426B2 (en) | Double/twin radial air gap permanent magnet brushless motor | |
| JP2016059209A (en) | Electric fluid pump | |
| CN203457001U (en) | Motor protection monitor device and motor stator assembly as well as motor applied therewith | |
| KR20110139675A (en) | Direct drive apparatus for drum-washing machine having a slim type stator | |
| CN108141095A (en) | Brushless motor | |
| CN204316203U (en) | Stator core and the compressor with it | |
| CN102457120B (en) | Motor and radiating fan formed by motor | |
| CN103944300A (en) | Stator structure and plastic sealed motor | |
| CN109245346B (en) | Split combined stator | |
| CN201160251Y (en) | Grounding structure of plastic packaging generator | |
| CN203466635U (en) | Stator and motor | |
| JP2009118636A (en) | Dynamo-electric machine and manufacturing method of dynamo-electric machine | |
| CN203180692U (en) | Full electric vehicle drive motor assembly | |
| JP2011151875A (en) | Stator of synchronous rotating machine | |
| CN206302311U (en) | A kind of multiple stators winding, many rotor inline formulas interaction direct current generator | |
| CN106208475B (en) | A kind of motor stator with winder | |
| CN202918081U (en) | Permanent-magnetic brushless sensorless direct current motor | |
| CN210246473U (en) | Plastic package motor applied to oscillating electric fan | |
| CN202696432U (en) | Novel six-groove type micro direct current motor | |
| CN210578155U (en) | Integrated motor | |
| CN203813558U (en) | Stator structure and plastic package motor | |
| CN107546904B (en) | Magnetic bearing, compressor and processing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131218 |
|
| CX01 | Expiry of patent term |