CN104505972B - The outlet structure and plastic packaging motor of plastic packaging stator - Google Patents
The outlet structure and plastic packaging motor of plastic packaging stator Download PDFInfo
- Publication number
- CN104505972B CN104505972B CN201410810460.0A CN201410810460A CN104505972B CN 104505972 B CN104505972 B CN 104505972B CN 201410810460 A CN201410810460 A CN 201410810460A CN 104505972 B CN104505972 B CN 104505972B
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- Prior art keywords
- fixture block
- plastic packaging
- power line
- stator
- outlet structure
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Classifications
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- 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
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/38—Windings characterised by the shape, form or construction of the insulation around winding heads, equalising connectors, or connections thereto
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The present invention is applied to machine field, disclose the outlet structure and plastic packaging motor of plastic packaging stator, the outlet structure of plastic packaging stator includes power line, stator module, the conductor grip being installed on stator module and is packaged in stator module and the plastic shell outside conductor grip, stator module has winding leads, one end of power line, which connects winding leads and encapsulated, to be fixed in plastic shell, and the other end is passed outside plastic shell from conductor grip.The present invention, by being passed after power line is directly connected with winding leads, simultaneously, the part between conductor grip and winding leads of power line is packaged by fixation by plastic shell, so, the fixation of power line is realized, and reduces the design of circuit board, cost has been saved, has reduced the axial dimension of plastic packaging motor；Meanwhile reduce the welding procedure of the welding procedure of circuit board and power line, circuit board and stator winding lead, and then simplify power line goes out Wiring technology, beneficial to the production efficiency for improving plastic packaging motor.
Description
Technical field
The invention belongs to machine field, more particularly to the outlet structure of plastic packaging stator and there is the plastic packaging electricity of structure with this
Machine.
Background technology
The outlet method of existing plastic packaging motor is：First the lead of stator winding and power line are all respectively welded and are fixed on
On circuit board, then power line passed outside plastic packaging motor from conductor grip.This outlet method, exist in a particular application it is following not
Foot part：1) soldered circuit board and power line and soldered circuit board and stator winding lead are needed, its outlet technics comparing is complicated,
So as to cause the production efficiency of plastic packaging motor and production cost higher；2) outgoing line part axial dimension is bigger than normal, so as to cause plastic packaging
The axial dimension of motor is bigger than normal；3) on the premise of plastic packaging motor performance and axial dimension is taken into account, easily occur because of creep age distance
Not enough cause plastic packaging motor can not meet that UL (Underwriter Laboratories Inc., Underwriter Laboratories Inc.) certification will
The situation asked, so, it is difficult to take into account the performance of plastic packaging motor, size and security in design.
The content of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, there is provided the outlet structure and plastic packaging of plastic packaging stator
Motor, which solve the big technical problem of existing plastic packaging motor outlet complex process, plastic packaging motor axial dimension.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：The outlet structure of plastic packaging stator, including power line,
Stator module, the conductor grip being installed on the stator module and the plastic packaging being packaged in outside the stator module and the conductor grip
Shell, the stator module have winding leads, and one end of the power line, which connects the winding leads and encapsulated, is fixed on institute
State in plastic shell, the other end is passed outside the plastic shell from the conductor grip.
Preferably, the conductor grip includes upper fixture block and lower fixture block, and the lower fixture block is installed on the stator module, institute
State upper fixture block to be fastened in the lower fixture block and enclose to form string holes with the lower fixture block, the power line is worn out of described string holes
Go out outside the plastic shell.
Preferably, run through in the upper fixture block and be provided with the breach that is connected with the string holes, the power line is along the stator
Component extends diametrically through the string holes and axially passes the plastic packaging from the breach inner bending along the stator module
Outside shell.
Preferably, the upper fixture block is provided with the first wire casing, and the lower fixture block is provided with the second wire casing, first wire casing
Enclose to form the string holes with second wire casing.
Preferably, connect band, and the upper fixture block, the lower fixture block are additionally provided between the upper fixture block and the lower fixture block
It is integrally formed with the connect band.
Preferably, the button of projection first in the upper fixture block, the lower fixture block are provided with the first button hole, first button
It is fastened in first button hole.
Preferably, the button of projection second and pin in the lower fixture block, the stator module are provided with the second button hole and card
Groove, second button are fastened in second button hole, and the pin card insertion is in the neck.
Preferably, the junction of the power line and the winding leads is arranged with insulating sleeve.
Preferably, the power line connects the winding leads by riveting terminal, or, described in the power supply wire bonding
Winding leads.
Further, present invention also offers plastic packaging motor, it includes the outlet structure of above-mentioned plastic packaging stator.
The outlet structure and plastic packaging motor of plastic packaging stator provided by the invention, by the way that power line is directly connected with winding leads
Connect, and passed out of conductor grip, meanwhile, by plastic shell by the part between conductor grip and winding leads of power line
Fixation is packaged, so, the fixation of power line is on the one hand effectively realized, on the other hand reduces the design of circuit board, save
About cost, and reduce the axial dimension of outlet structure, beneficial to the axial dimension for reducing plastic packaging motor；Another further aspect reduces
The welding procedure of the welding procedure of circuit board and power line, circuit board and stator winding lead, and then simplify going out for power line
Wiring technology, beneficial to the production efficiency for improving plastic packaging motor.
Brief description of the drawings
Fig. 1 is the cross-sectional view of the outlet structure of plastic packaging stator provided in an embodiment of the present invention；
Fig. 2 is the dimensional structure diagram of the outlet structure of plastic packaging stator provided in an embodiment of the present invention；
Fig. 3 is the assembling structure schematic diagram of conductor grip provided in an embodiment of the present invention, Insulating frame and stator core；
Fig. 4 is that conductor grip provided in an embodiment of the present invention does not fasten the structural representation before forming string holes；
Fig. 5 is that conductor grip provided in an embodiment of the present invention fastens the structural representation after forming string holes one；
Fig. 6 is that conductor grip provided in an embodiment of the present invention fastens the structural representation after forming string holes two；
Fig. 7 is the structural representation of upper fixture block provided in an embodiment of the present invention；
Fig. 8 is the forward structure schematic diagram of lower fixture block provided in an embodiment of the present invention；
Fig. 9 is the reverse geometry schematic diagram of lower fixture block provided in an embodiment of the present invention；
Figure 10 is the structural representation of Insulating frame provided in an embodiment of the present invention；
Figure 11 is lower fixture block provided in an embodiment of the present invention and the assembling structure schematic diagram of Insulating frame.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
It should be noted that when element is referred to as on " being fixed on " or " being arranged at " another element, it can be direct
On another element or it may be simultaneously present centering elements.When an element is known as " connection " another element, it
Can be directly connected to another element or may be simultaneously present centering elements.
It should also be noted that, the orientation term such as left and right, upper and lower, top, bottom in the present embodiment, is only relatively general each other
Read or using the normal operating condition of product as reference, and should not be regarded as restrictive.
As shown in Figures 1 to 3, the outlet structure of plastic packaging stator provided in an embodiment of the present invention, including power line 1, stator pack
Part 2, the conductor grip 3 being installed on stator module 2 and the plastic shell 4 being packaged in outside stator module 2 and conductor grip 3, stator pack
Part 2 has winding leads (not shown), and one end of power line 1, which connects winding leads and encapsulated, to be fixed in plastic shell 4, another
End is passed outside plastic shell 4 from conductor grip 3.Specifically, stator module 2 includes stator core 21, is sheathed on stator core 21
Insulating frame 23 and winding or the stator winding 22 that is embedded on Insulating frame 23, conductor grip 3 be specifically installed on Insulating frame
On 23, winding leads are the lead of stator winding 22.The outlet structure of plastic packaging stator provided in an embodiment of the present invention, by by electricity
Source line 1 is directly connected with winding leads, and is passed out of conductor grip 3, meanwhile, being located at for power line 1 is led by plastic shell 4
Part between wire clamp 3 and winding leads is packaged fixation, so, on the one hand effectively realizes the fixation of power line 1, another
Aspect reduces the design of circuit board, has saved cost, and reduces the axial dimension of outlet structure, so as to beneficial to reduction plastic packaging
The axial dimension of motor；Another further aspect reduces welding procedure, circuit board and the lead of stator winding 22 of circuit board and power line 1
Welding procedure, and then simplify power line 1 goes out Wiring technology, beneficial to the production efficiency for improving plastic packaging motor.
Specifically, as shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 6, conductor grip 3 includes upper fixture block 31 and lower fixture block 32, lower fixture block 32
It is installed on stator module 2, upper fixture block 31 is fastened in lower fixture block 32 and encloses to form string holes 30 with lower fixture block 32, power line 1
Passed out of string holes 30 outside plastic shell 4.Specifically, plastic shell 4 has the first covering portion 41 being coated in upper fixture block 31
And it is coated on the second covering portion of the part between conductor grip 3 and winding leads of power line 1 (figure does not indicate).Due to line
Hole 30 is enclosed and formed by upper fixture block 31 and the two parts of lower fixture block 32, therefore, when specifically installing, first power line 1 can be stuck in down
On fixture block 32, then upper fixture block 31 is covered and is fixed in lower fixture block 32 and compresses power line 1, so so that power line 1 is with leading
The assembly operation of wire clamp 3 is very simple, improves the packaging efficiency of power line 1 and conductor grip 3, and then further increases power supply
The outlet operating efficiency of line 1.
Preferably, as shown in figure 4, being additionally provided with connect band 33 between upper fixture block 31 and lower fixture block 32, and upper fixture block 31, lower folder
Block 32 and the integrated injection molding of connect band 33, so, it can be stored together with lower fixture block 32 beneficial to supporting manufactured upper fixture block 31,
Beneficial to supporting the use for upper fixture block 31 and lower fixture block 32, so as to ensure that the fit precision of upper fixture block 31 and lower fixture block 32, prevent
Occur in concrete application because upper fixture block 31 does not match with lower fixture block 32 and causes upper fixture block 31 to be difficult to assemble with lower fixture block 32
Phenomenon.Of course, in concrete application, can also be not provided with connect band 33, and upper fixture block 31 is individually deposited with lower fixture block 32.
Preferably, the breach 310 for being provided with and being connected with string holes 30, the edge of power line 1 are run through as shown in Fig. 1~5, in upper fixture block 31
Stator module 2 extends diametrically through string holes 30 and axially passes plastic shell 4 from the inner bending of breach 310 along stator module 2
Outside, i.e., string holes 30 is radially extending along stator module 2, and breach 310 is along the axially extending of stator module 2.This implementation
In example, because string holes 30 is radially extending along stator module 2, so so that power line 1 is the radial direction along stator module 2
Extended to from inside to outside at breach 310 from string holes 30, it is beneficial to the axial dimension for reducing the outlet structure of power line 1, so as to be beneficial to
Reduce the axial dimension of plastic packaging motor；Simultaneously as breach 310 is along the axially extending of stator module 2, therefore so that power supply
Line 1 is axially extending from inside to outside from breach 310 along stator module 2 so that finally extends plastic shell out of conductor grip 3
Power line 1 outside 4 is to be passed along the extension of the parallel axially direction of stator module 2 outside plastic packaging stator, i.e., power line 1 from breach
The part passed in 310 extends along the axially in parallel direction with stator module 2, so as to ensure that the safety of the outlet of power line 1
Creep age distance, and then plastic packaging motor can be made still to meet UL certifications to electrical resistance on the premise of plastic packaging motor axial dimension is reduced
The requirement of energy so that plastic packaging motor can take into account performance, size and the security of plastic packaging motor simultaneously.
Preferably, as shown in Fig. 4, Fig. 7 and Fig. 8, the inwall of the inwall of the first wire casing 311 and the second wire casing 321 is all in light
Slip circle shape, so, occurred beneficial to power line 1 is prevented by the situation of the inwall scratch of string holes 30.
Preferably, as shown in Figure 4 and Figure 8, two relative projections are also convexly equipped with the inwall of each second wire casing 321
3211, so, position-limiting action can be played by raised 3211 pairs of power lines 1, so as to be beneficial to improve power line 1 in the second wire casing
The reliability of positioning in 321.
Specifically, the quantity of string holes 30, the quantity of the first wire casing 311, the quantity of the second wire casing 321, the quantity of breach 310
All identical with the quantity of power line 1, a power line 1 is corresponding to pass plastic shell 4 from a string holes 30 and a breach 310
Outside.In the present embodiment, power line 1 is provided with three, and upper fixture block 31 encloses the string holes 30 to be formed with lower fixture block 32 and is correspondingly provided with three,
That is the first wire casing 311 and the second wire casing 321 are all correspondingly provided with three, and each first wire casing 311 and each second wire casing 321 are relative two-by-two
Enclose to form each string holes 30；Breach 310 is also correspondingly provided with three, and three power lines 1 are arranged in three string holes 30 and divided respectively
Do not passed out of three breach 310 outside plastic shell 4.Of course, in concrete application, the quantity of power line 1, the number of string holes 30
The quantity of amount, the quantity of the first wire casing 311, the quantity of the second wire casing 321 and breach 310 can all be set to other numerical value.
Preferably, as shown in Fig. 3, Fig. 7, Fig. 8 and Fig. 9, the first button of projection 312 in upper fixture block 31, set in lower fixture block 32
There is the first button hole 322, the first button 312 is fastened in the first button hole 322.First button 312 is along upper fixture block 31 towards lower folder
The bottom surface of block 32 extends downwardly projection, and the first button 312 includes the first extension rod and is convexly equipped in the first of the first extension rod bottom
Barb, the first button hole 322 run through in the lower fixture block 32, are convexly equipped with clamping boss 3221 in the first button hole 322, during installation, the
One barb overhead kick is on clamping boss 3221, so, that is, realizes snapping connection for the first button 312 and the first button hole 322.
Preferably, the first button 312 and the first button hole 322 are designed with two, so, beneficial to being further ensured that upper fixture block 31
The solid and reliable property snapped connection with lower fixture block 32, and its processing cost will not be too high.Of course, concrete application, the first button
312 and first the quantity of button hole 322 can also be set to other numerical value.
Preferably, lower fixture block 32 is installed on the Insulating frame 23 of stator module 2 by snapping connection mode, its dismounting side
Just, reliability of positioning is good.
Preferably, as shown in Fig. 3, Fig. 9, Figure 10 and Figure 11, the second button of projection 323 and pin 324 in lower fixture block 32 are fixed
The Insulating frame 23 of sub-component 2 is provided with the second button hole 231 and neck 232, and the second button 323 is fastened in the second button hole 231,
The card insertion of pin 324 is in neck 232.Second button 323 and pin 324 all along the bottom surface back to upper fixture block 31 of lower fixture block 32 to
Lower extension projection, the second button 323 include the second extension rod and are convexly equipped in the second barb of the second extension rod bottom, during installation,
Second barb overhead kick so, that is, realizes the buckle of the second button 323 and the second button hole 231 on the inwall of the second button hole 231
Connection.Pin 324 is T-shaped block body, and neck 232 is equipped with pin 324.The buckle of second button 323 and the second button hole 231
Connection, lower fixture block 32 can be effectively limited along stator module 2 axially towards the direction moving displacement away from Insulating frame 23；Pin
324 coordinate with the card insertion of neck 232, can effectively limit lower fixture block 32 move radially displacement, rotate in a circumferential direction displacement and along stator
The displacement axially moved towards the direction away from Insulating frame 23 of component 2；So, the second button 323 and the second button hole 231 are passed through
Snap connection, the collective effect that the card insertion of pin 324 and neck 232 coordinates, it is ensured that the card insertion of lower fixture block 32 is in Insulating frame
Solid and reliable property on 23, so as to beneficial to prevent encapsulate plastic shell 4 during lower fixture block 32 shift phenomenon occur.
Preferably, the second button 323, pin 324, the second button hole 231 and neck 232 are designed with two, so, be beneficial into
One step ensures the solid and reliable property that lower fixture block 32 is connected with Insulating frame 23, and its processing cost will not be too high.Of course, specifically
Other numerical value can be also set to using the quantity of, the second button 323, pin 324, the second button hole 231 and neck 232.
Preferably, the junction of power line 1 and winding leads is arranged with insulating sleeve (not shown), so, beneficial to protection
The connection reliability of power line 1 and winding leads, and beneficial to the insulation processing for the junction for realizing power line 1 and winding leads.
Insulating sleeve specifically can be by binding strap (not shown) banding fixed on Insulating frame 23.
Preferably, power line 1 connects winding leads by riveting terminal (not shown), or, power line 1 welds winding and drawn
Line；So, it can both ensure the reliability that power line 1 is connected with winding leads, and be beneficial to realize the fast of power line 1 and winding leads again
Fast attended operation, beneficial to the attended operation efficiency for improving power line 1 and winding leads.
The specific manufacturing process of the outlet structure of plastic packaging stator provided in an embodiment of the present invention is as follows：Connect power line 1 with
Winding leads, and lower fixture block 32 is installed on the Insulating frame 23 of stator module 2；Then each power line 1 is stuck in down respectively
Pre-determined bit is carried out in each second wire casing 321 of fixture block 32；Upper fixture block 31 is fastened in lower fixture block 32 again；So again by stator module
2nd, the structure that conductor grip 3 and the combination of power line 1 are formed is positioned in plastic package die, and makes the power line 1 stretched out out of conductor grip 3
Pull out at the lateral opening hole of plastic package die, while compressed upper fixture block 31 and lower fixture block 32 by plastic package die；Last past modeling
Seal injection BMC in mould and carry out plastic packaging shaping plastic shell 4.Because before plastic packaging, it is in advance by plastic package die
Upper fixture block 31 and lower fixture block 32 compress, therefore, it can prevent the spilling of BMC in injection moulding process.Outside plastic packaging shaping plastic packaging
After shell 4, then vertical bending makes it along the axially extending of stator module 2 out of upper fixture block 31 breach 310 by power line 1.This hair
The outlet structure for the plastic packaging stator that bright embodiment provides, simplifies the Wiring technology that goes out of power line 1, and reduce the axle of plastic packaging motor
To size, the production cost of plastic packaging motor is reduced.
Further, the embodiment of the present invention additionally provides plastic packaging motor, and it includes the outlet structure of above-mentioned plastic packaging stator.
Plastic packaging motor provided in an embodiment of the present invention, as a result of the outlet structure of above-mentioned plastic packaging stator, therefore, on the one hand it can reduce
The axial dimension of plastic packaging motor, beneficial to plastic packaging motor to miniaturization；On the other hand the production technology of plastic packaging motor is simplified,
Improve the production efficiency of plastic packaging motor；Another further aspect reduces the production cost of plastic packaging motor.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modification, equivalent substitution or improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (8)
1. the outlet structure of plastic packaging stator, including power line, stator module, the conductor grip and envelope being installed on the stator module
Loaded on the plastic shell outside the stator module and the conductor grip, the stator module has winding leads, it is characterised in that：
One end of the power line, which connects the winding leads and encapsulated, to be fixed in the plastic shell, and the other end is from the conductor grip
Pass outside the plastic shell；
The conductor grip includes upper fixture block and lower fixture block, and the lower fixture block is installed on the stator module, the upper fixture block button
Enclose to form string holes together in the lower fixture block and with the lower fixture block, the power line passes the plastic packaging out of described string holes
Outside shell；
Run through the breach for being provided with and being connected with the string holes in the upper fixture block, radial direction of the power line along the stator module is prolonged
Extend through the string holes and axially being passed from the breach inner bending outside the plastic shell along the stator module.
2. the outlet structure of plastic packaging stator as claimed in claim 1, it is characterised in that：The upper fixture block is provided with First Line
Groove, the lower fixture block are provided with the second wire casing, and first wire casing encloses to form the string holes with second wire casing.
3. the outlet structure of plastic packaging stator as claimed in claim 1, it is characterised in that：The upper fixture block and the lower fixture block it
Between be additionally provided with connect band, and the upper fixture block, the lower fixture block and the connect band are integrally formed.
4. the outlet structure of plastic packaging stator as claimed in claim 1, it is characterised in that：Projection first is detained in the upper fixture block
Body, the lower fixture block are provided with the first button hole, and first button is fastened in first button hole.
5. the outlet structure of plastic packaging stator as claimed in claim 1, it is characterised in that：The button of projection second in the lower fixture block
And pin, the stator module are provided with the second button hole and neck, second button is fastened in second button hole, described
Pin card insertion is in the neck.
6. the outlet structure of plastic packaging stator as claimed in claim 1, it is characterised in that：The power line and the winding leads
Junction be arranged with insulating sleeve.
7. the outlet structure of the plastic packaging stator as described in claim 1 or 6, it is characterised in that：The power line is by riveting end
Son connects the winding leads, or, winding leads described in the power supply wire bonding.
8. plastic packaging motor, it is characterised in that：Include the outlet structure of the plastic packaging stator as described in any one of claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410810460.0A CN104505972B (en) | 2014-12-19 | 2014-12-19 | The outlet structure and plastic packaging motor of plastic packaging stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410810460.0A CN104505972B (en) | 2014-12-19 | 2014-12-19 | The outlet structure and plastic packaging motor of plastic packaging stator |
Publications (2)
| Publication Number | Publication Date |
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| CN104505972A CN104505972A (en) | 2015-04-08 |
| CN104505972B true CN104505972B (en) | 2018-01-16 |
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| CN201410810460.0A Active CN104505972B (en) | 2014-12-19 | 2014-12-19 | The outlet structure and plastic packaging motor of plastic packaging stator |
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| WO2016095222A1 (en) * | 2014-12-19 | 2016-06-23 | 广东威灵电机制造有限公司 | Wire outlet structure for plastic packaging stator, and plastic packaging motor |
| CN105099039B (en) * | 2015-09-23 | 2019-02-05 | 广东威灵电机制造有限公司 | Plastic packaging stator assembly and its shaping mould group, plastic packaging forming method |
| CN105071576B (en) * | 2015-09-23 | 2017-12-26 | 广东威灵电机制造有限公司 | Plastic power line assembly structure |
| CN105356643B (en) * | 2015-10-28 | 2019-03-15 | 佛山市威灵洗涤电机制造有限公司 | For the stator module of motor, motor and for the outlet box of motor |
| CN106385130B (en) * | 2016-10-19 | 2018-11-16 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of auto-folder sheath |
| CN108923571A (en) * | 2018-08-22 | 2018-11-30 | 珠海格力电器股份有限公司 | Terminal clamp, motor |
| CN109245374A (en) * | 2018-08-30 | 2019-01-18 | 珠海凯邦电机制造有限公司 | A kind of outlet retaining clip component and motor |
| CN109802514A (en) * | 2018-11-22 | 2019-05-24 | 格力电器（武汉）有限公司 | A kind of terminal clamp and motor |
| CN112117853B (en) * | 2019-06-19 | 2022-05-06 | 尼得科电机（青岛）有限公司 | Stator assembly of motor, manufacturing method thereof and stator of motor |
| CN113131652B (en) * | 2019-12-30 | 2022-03-25 | 威灵（芜湖）电机制造有限公司 | Plastic package stator and plastic package motor |
| DE102021111001A1 (en) | 2021-04-29 | 2022-11-03 | Schaeffler Technologies AG & Co. KG | Shielding cap against air and creepage distances for welding points on the electric motor |
| CN118017755A (en) * | 2022-11-09 | 2024-05-10 | 淮安威灵电机制造有限公司 | Motor and electrical equipment |
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| Publication number | Publication date |
|---|---|
| CN104505972A (en) | 2015-04-08 |
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