CN110401271A - A kind of waterproof electronic water pump claw-pole motor - Google Patents
A kind of waterproof electronic water pump claw-pole motor Download PDFInfo
- Publication number
- CN110401271A CN110401271A CN201910779249.XA CN201910779249A CN110401271A CN 110401271 A CN110401271 A CN 110401271A CN 201910779249 A CN201910779249 A CN 201910779249A CN 110401271 A CN110401271 A CN 110401271A
- Authority
- CN
- China
- Prior art keywords
- pole
- claw
- water pump
- electronic water
- stator
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000004804 winding Methods 0.000 claims abstract description 10
- 238000005452 bending Methods 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052802 copper Inorganic materials 0.000 abstract description 7
- 239000010949 copper Substances 0.000 abstract description 7
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000004744 fore-foot Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/145—Stator cores with salient poles having an annular coil, e.g. of the claw-pole type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of waterproof electronic water pump claw-pole motors comprising: the interior outer housing equipped with cavity, the cavity of outer housing is interior to be equipped with stator module, and the external rings of stator module are arranged with a rotor assembly；Wherein, stator module includes preceding pawl pole, and the rear pawl pole with preceding pawl pole relative engagement, preceding pawl pole is connect with the middle part of rear pawl pole by a connecting column, and connecting column is equipped with an insulating support, is arranged with stator winding on insulating support.The interference fitting configuration of groove and protrusion will be used between motor housing and drive end bearing bracket, sealing effect is good, and process is simple, has saved manpower and material resources.Rotor is made into outer rotor, rotor is that modeling magnetic forms；Stator is claw-pole structure, winding displacement reduces the dosage of copper inside pawl pole, and the volume of stator greatly reduces, and using claw-pole structure copper dosage is reduced, the claw-pole motor stator uses the increase insulating support in coiling to be lost not increasing to ensure that efficiency, while can be convenient for for stator and shell being molded.
Description
Technical field
The present invention relates to technical field of motors more particularly to a kind of waterproof electronic water pump claw-pole motors.
Background technique
Existing pump motor drive end bearing bracket is all to be sealed waterproof using screw and linked with shell link waterproof construction.
This structure causes the quantity of part to increase, and the process of manufacture increases the waste of manufacturing man-hours；To cause the increasing of cost
Add the waste of manpower.In addition, claw-pole motor mostly uses greatly inner rotor core at present, i.e. stator is used to winding displacement using slot structure, interior
Portion uses claw-pole structure, and magnet is housed inside pawl, and this stator structure needs a large amount of copper wire.Another structure is pawl pole electricity
Machine stator uses claw-pole structure, the winding displacement inside pawl pole；And rotor is inner rotor core, using permanent magnet, this structure is fixed
The amount of copper needed on son is bigger.
Summary of the invention
And a kind of saving copper wire simple it is an object of the invention to overcome the deficiencies of the prior art and provide Hermetical connecting structure
Waterproof electronic water pump claw-pole motor.
To achieve the above object, the invention adopts the following technical scheme:
A kind of waterproof electronic water pump claw-pole motor comprising: the interior outer housing equipped with cavity, in the cavity of the outer housing
Equipped with stator module, the external rings of the stator module are arranged with a rotor assembly；Wherein, the stator module includes fore paw
Pole, the rear pawl pole with the preceding pawl pole relative engagement, the preceding pawl pole is connect with the middle part of rear pawl pole by a connecting column, described
Connecting column is equipped with an insulating support, is arranged with stator winding on the insulating support.Wherein, stator module and outer housing injection molding
Stator module and outer housing are molded integral purpose and are to realize completely waterproof structure by one.
Wherein, the preceding pawl pole is identical with rear claw-pole structure, includes: end plates, and by the periphery of the end plates
Several pole pawls for bending and going out.
Wherein, the number of the pole pawl gone out by the periphery bending of the end plates is four.
Wherein, the outer housing includes: the motor housing of both ends open, is connected to an open end of the motor housing
Drive end bearing bracket, and it is connected to the rear end cap of another open end；Wherein, an open end of the motor housing is equipped with groove, institute
It states drive end bearing bracket and open end junction is equipped with the protrusion equipped with groove sealing.
Wherein, comprising: the motor housing of both ends open is connected to the drive end bearing bracket of an open end of the motor housing, with
And it is connected to the rear end cap of another open end；Wherein, the open end of the motor housing be equipped with protrusion, the drive end bearing bracket with open
Mouth end junction is equipped with the groove equipped with the protrusion sealing.
Wherein, the drive end bearing bracket includes: end cap ontology, and the inlet and outlet on the end cap ontology.
Wherein, interference is equipped between the groove and protrusion.
Wherein, the rotor assembly includes: the rotor element for being set in the stator exterior of claw-pole motor, is connected to the rotor
Several impellers of the end of part, and it is arranged in the shaft of the connecting column.
Wherein, the rotor element includes: barrel, the tapered portion extended by the end of the barrel, the cone
Shape portion is equipped with the impeller, and the tapered portion is axially arranged with a through-hole for wearing shaft.
Wherein, the rotor element, impeller and shaft are molded into a single integrated structure by modeling magnetic.
Compared with the prior art, the invention has the advantages that: a kind of waterproof electronic water pump pawl pole electricity provided by the invention
Machine will use the interference fitting configuration of groove and protrusion between motor housing and drive end bearing bracket, sealing effect is good, and process is simple,
Manpower and material resources are saved.Rotor is made into outer rotor, rotor is that modeling magnetic forms；Stator is claw-pole structure, the winding displacement inside pawl pole
Reduce the dosage of copper.In addition, the volume of stator greatly reduces using the claw-pole motor stator structure of outer rotor inner stator, use
Claw-pole structure reduces copper dosage, in addition, the claw-pole motor stator uses the increase insulating support in coiling to make loss not
Increase ensure that efficiency, while can be convenient for for stator and shell being molded.
The above description is only an overview of the technical scheme of the present invention, can in order to better understand technical measure
It is implemented in accordance with the contents of the specification, and in order to make above and other objects of the present invention, feature and advantage brighter
Show understandable, special below to lift preferred embodiment, detailed description are as follows.
Detailed description of the invention
Fig. 1 is waterproof electronic water pump claw-pole motor overall structure diagram of the invention.
Fig. 2 is the cross-sectional view of waterproof electronic water pump claw-pole motor of the invention.
Fig. 3 is the Outer housing component structural schematic diagram of waterproof electronic water pump claw-pole motor of the invention.
Fig. 4 is the Outer housing component cross-sectional view of waterproof electronic water pump claw-pole motor of the invention.
Fig. 5 is the stator module part overall structure diagram of waterproof electronic water pump claw-pole motor of the invention.
Fig. 6 is the stator module side structure schematic diagram of waterproof electronic water pump claw-pole motor of the invention.
Fig. 7 is the stator module partial sectional view of waterproof electronic water pump claw-pole motor of the invention.
Fig. 8 is the rotor assembly partial structure diagram of waterproof electronic water pump claw-pole motor of the invention.
Fig. 9 is the rotor assembly partial sectional view of waterproof electronic water pump claw-pole motor of the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawing and specific implementation
Invention is further described in detail for mode.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those skilled in the art's every other implementation obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be connection, may be a detachable connection, or integral；It can be mechanical connection,
It is also possible to be electrically connected；It can be directly connected, can also can be inside two elements indirectly connected through an intermediary
The interaction relationship of connection or two elements.For the ordinary skill in the art, it can manage as the case may be
Solve the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It is interpreted as that identical embodiment or example must be directed to.Moreover, particular features, structures, materials, or characteristics described
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, those skilled in the art can
Different embodiments or examples described in this specification to be combined.
Fig. 1 to Fig. 9 is please referred to, this implementation provides a kind of waterproof electronic water pump claw-pole motor comprising: it is interior to be equipped with cavity
Outer housing 1, be equipped with stator module 2 in the cavity of the outer housing 1, the external rings of the stator module 2 are arranged with a rotor
Component 3；Wherein, the stator module 2 includes preceding pawl pole 21, the rear pawl pole 22 with preceding 21 relative engagement of pawl pole, before described
Pawl pole 21 is connect with the middle part of rear pawl pole 22 by a connecting column 23, and the connecting column 23 is equipped with an insulating support 24, described
Stator winding 25 is arranged on insulating support 24.
Referring to Fig. 5 to Fig. 7, in the present embodiment, the preceding pawl pole 21 is identical with rear 22 structure of pawl pole, with fore paw
It include: end plates 211 for pole 21, and several pole pawls 212 gone out by the periphery bending of the end plates 211.
The number of the pole pawl 212 gone out by the periphery bending of the end plates 211 is four.And four above-mentioned pole pawls 212
It is distributed in the periphery of end plates 211 at equal intervals.
In the present embodiment, the diameter of the connecting column 23 is 10.5mm.
Preferably, the stator winding 25 is copper wire.
Compared with prior art, the volume of the stator structure of the claw-pole motor, stator greatly reduces, and is made using claw-pole structure
It obtains copper dosage to reduce, in addition, the claw-pole motor stator uses the increase insulating support in coiling to be lost not increase ensure that
Efficiency, while can be convenient for for stator and shell being molded.
Referring to Fig. 3 and Fig. 4, the outer housing 1 includes, comprising: the motor housing 11 of both ends open is connected to institute
The drive end bearing bracket 12 for stating an open end of motor housing 11 is connected to the rear end cap 15 of another open end.Wherein, the motor housing
11 open end is equipped with groove 111, and the drive end bearing bracket 12 is set to equipped with the groove 111 sealing with open end junction
Protrusion 1201.
In another embodiment, a kind of shell 1 of claw-pole motor is also disclosed, comprising: the motor housing 11 of both ends open,
It is connected to the drive end bearing bracket 12 of an open end of the motor housing 11, is connected to the rear end cap 15 of another open end, wherein described
The open end of motor housing 11 is equipped with protrusion, and the drive end bearing bracket 12 is set to equipped with the protrusion sealing with open end junction
Groove.Only difference is that, the position of groove and protrusion is mutually exchanged with a upper embodiment.
Referring to Fig. 3 and Fig. 4, the drive end bearing bracket 12 includes: end cap ontology 120, and is set to the end cap ontology
Water inlet 121 and water outlet 122 on 120.
Preferably, interference is equipped between the groove 111 and protrusion 1201, to realize sealing waterproof connection.When processing,
Generating high temperature by high speed rotation is fused into one the drive end bearing bracket of electric machine casing 11 and 12 to reach link, sealing and waterproof effect
Fruit.
A kind of motor housing provided in this embodiment compared with prior art: by between motor housing and drive end bearing bracket using recessed
The interference fitting configuration of slot and protrusion, sealing effect is good, and process is simple, has saved manpower and material resources.
Please refer to Fig. 8 and Fig. 9, the rotor assembly 3, comprising: the rotor being set in outside the stator module 2 of claw-pole motor
Part 13, is connected to several impellers 32 of the end of the rotor element 31, and is arranged in the axial shaft 33 of rotor element 31.
Wherein, the rotor element 31 includes: barrel 311, the tapered portion extended by the end of the barrel 311
312, the tapered portion 312 is equipped with the impeller 32, and the tapered portion 312 is axially arranged with a through-hole for wearing shaft 33
3121。
In the present embodiment, the tapered portion 312 is curved surface cone.
Preferably, the rotor element 31, impeller 32 and shaft 33 are molded into a single integrated structure by modeling magnetic.
Wherein, the number of the impeller 32 is five.In other embodiments, the number of impeller 32 can be adjusted as needed.
Rotor is made into outer rotor by the rotor assembly of the present embodiment compared with prior art, and rotor is that modeling magnetic forms；Stator
It is claw-pole structure, winding displacement reduces the dosage of copper inside pawl pole.
It is above-mentioned that technology contents of the invention are only further illustrated with embodiment, in order to which reader is easier to understand, but not
It represents embodiments of the present invention and is only limitted to this, any technology done according to the present invention extends or recreation, by of the invention
Protection.Protection scope of the present invention is subject to claims.
Claims (10)
1. a kind of waterproof electronic water pump claw-pole motor characterized by comprising the interior outer housing equipped with cavity, the outer housing
Cavity in be equipped with stator module, the external rings of the stator module are arranged with a rotor assembly；Wherein, the stator module packet
Preceding pawl pole is included, the middle part of the rear pawl pole with the preceding pawl pole relative engagement, the preceding pawl pole and rear pawl pole passes through connecting column company
It connects, the connecting column is equipped with an insulating support, is arranged with stator winding on the insulating support.
2. waterproof electronic water pump claw-pole motor according to claim 1, which is characterized in that the preceding pawl pole and rear pawl pole knot
Structure is identical, includes: end plates, and several pole pawls gone out by the periphery bending of the end plates.
3. waterproof electronic water pump claw-pole motor according to claim 2, which is characterized in that the periphery by the end plates is curved
Folding and go out pole pawl number be four.
4. waterproof electronic water pump claw-pole motor according to claim 1, which is characterized in that the outer housing includes: both ends
The motor housing of opening, is connected to the drive end bearing bracket of an open end of the motor housing, and after being connected to another open end
End cap；Wherein, an open end of the motor housing is equipped with groove, the drive end bearing bracket and open end junction equipped with it is described
The equipped protrusion of groove sealing.
5. waterproof electronic water pump claw-pole motor according to claim 1 characterized by comprising the motor of both ends open
Shell, is connected to the drive end bearing bracket of an open end of the motor housing, and is connected to the rear end cap of another open end；Wherein,
The open end of the motor housing is equipped with protrusion, and the drive end bearing bracket and open end junction are equipped with equipped with the protrusion sealing
Groove.
6. a kind of waterproof electronic water pump claw-pole motor according to claim 4 or 5, which is characterized in that the drive end bearing bracket packet
It includes: end cap ontology, and the inlet and outlet on the end cap ontology.
7. a kind of waterproof electronic water pump claw-pole motor according to claim 6, which is characterized in that the groove and protrusion
Between interference it is equipped.
8. waterproof electronic water pump claw-pole motor according to claim 1, which is characterized in that the rotor assembly includes: set
Loaded on the rotor element outside stator module, several impellers of the end of the rotor element are connected to, and are arranged in the connection
The shaft of column.
9. waterproof electronic water pump claw-pole motor according to claim 8, which is characterized in that the rotor element includes: cylinder
Portion, the tapered portion extended by the end of the barrel, the tapered portion are equipped with the impeller, the tapered portion
It is axially arranged with a through-hole for wearing shaft.
10. waterproof electronic water pump claw-pole motor according to claim 8, which is characterized in that the rotor element, impeller and
Shaft is molded into a single integrated structure by modeling magnetic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910779249.XA CN110401271A (en) | 2019-08-22 | 2019-08-22 | A kind of waterproof electronic water pump claw-pole motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910779249.XA CN110401271A (en) | 2019-08-22 | 2019-08-22 | A kind of waterproof electronic water pump claw-pole motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110401271A true CN110401271A (en) | 2019-11-01 |
Family
ID=68329038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910779249.XA Pending CN110401271A (en) | 2019-08-22 | 2019-08-22 | A kind of waterproof electronic water pump claw-pole motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110401271A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101079565A (en) * | 2006-05-26 | 2007-11-28 | 梁昌勇 | An external rotor car permanent magnetic generator |
| CN101478211A (en) * | 2009-02-06 | 2009-07-08 | 徐黎霞 | Micro motor |
| WO2010098162A1 (en) * | 2009-02-24 | 2010-09-02 | パナソニック電工株式会社 | Outer rotor type claw pole motor, pump and pump driver |
| CN202285352U (en) * | 2011-11-01 | 2012-06-27 | 东风汽车零部件(集团)有限公司 | Automobile AC generator |
| CN106451982A (en) * | 2016-12-01 | 2017-02-22 | 大连碧蓝节能环保科技有限公司 | Asynchronous starting magnetic resistance synchronous electromotor |
| CN106505776A (en) * | 2016-11-23 | 2017-03-15 | 浙江迪野农业装备有限公司 | The waterproof construction of pump motor |
| CN206346922U (en) * | 2016-12-18 | 2017-07-21 | 杭州天马时控科技股份有限公司 | A kind of water pump structure |
| CN210246413U (en) * | 2019-08-22 | 2020-04-03 | 深圳南方德尔汽车电子有限公司 | Waterproof electronic water pump claw utmost point motor |
-
2019
- 2019-08-22 CN CN201910779249.XA patent/CN110401271A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101079565A (en) * | 2006-05-26 | 2007-11-28 | 梁昌勇 | An external rotor car permanent magnetic generator |
| CN101478211A (en) * | 2009-02-06 | 2009-07-08 | 徐黎霞 | Micro motor |
| WO2010098162A1 (en) * | 2009-02-24 | 2010-09-02 | パナソニック電工株式会社 | Outer rotor type claw pole motor, pump and pump driver |
| CN202285352U (en) * | 2011-11-01 | 2012-06-27 | 东风汽车零部件(集团)有限公司 | Automobile AC generator |
| CN106505776A (en) * | 2016-11-23 | 2017-03-15 | 浙江迪野农业装备有限公司 | The waterproof construction of pump motor |
| CN106451982A (en) * | 2016-12-01 | 2017-02-22 | 大连碧蓝节能环保科技有限公司 | Asynchronous starting magnetic resistance synchronous electromotor |
| CN206346922U (en) * | 2016-12-18 | 2017-07-21 | 杭州天马时控科技股份有限公司 | A kind of water pump structure |
| CN210246413U (en) * | 2019-08-22 | 2020-04-03 | 深圳南方德尔汽车电子有限公司 | Waterproof electronic water pump claw utmost point motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103227519B (en) | Motor stator and there is the external rotor electric machine of this motor stator | |
| JP5288065B1 (en) | motor | |
| CN207459872U (en) | The water-resisting piece and pump motor of motor | |
| CN102457120B (en) | Motor and radiating fan formed by motor | |
| CN213661288U (en) | Stator module, motor and pipeline pump | |
| CN110401271A (en) | A kind of waterproof electronic water pump claw-pole motor | |
| CN101771320A (en) | DC brushless electric machine for photovoltaic water pump | |
| CN208522552U (en) | A kind of motor stator and motor | |
| CN210246413U (en) | Waterproof electronic water pump claw utmost point motor | |
| CN216842296U (en) | Fan blade assembly and fan with same | |
| CN107484437B (en) | Stator and motor | |
| US11418081B2 (en) | Motor stator for compressor, permanent magnet motor, and compressor | |
| CN208522575U (en) | A kind of motor rear cover structure and motor | |
| CN208923933U (en) | A kind of magneto applied to vacuum pump | |
| CN208782625U (en) | Electric machine | |
| CN207939293U (en) | Electric machine | |
| CN207559708U (en) | Direct current generator and with its fluid drive apparatus | |
| CN210246412U (en) | Stator of claw-pole motor | |
| CN220291849U (en) | Axial magnetic field motor | |
| CN217545714U (en) | Stable form insulating skeleton and motor thereof | |
| CN114221187B (en) | Commutator for DC torque motor | |
| CN208158386U (en) | DC brushless motor | |
| CN216599368U (en) | Three-armature motor | |
| CN212774799U (en) | Novel frequency conversion water pump | |
| CN202444388U (en) | Stator yoke excited direct current motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |