CN207926380U - DC brushless motor with rotor position limiting structure - Google Patents
DC brushless motor with rotor position limiting structure Download PDFInfo
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- CN207926380U CN207926380U CN201721778856.7U CN201721778856U CN207926380U CN 207926380 U CN207926380 U CN 207926380U CN 201721778856 U CN201721778856 U CN 201721778856U CN 207926380 U CN207926380 U CN 207926380U
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- 239000011148 porous material Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 6
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- CEOCDNVZRAIOQZ-UHFFFAOYSA-N pentachlorobenzene Chemical compound ClC1=CC(Cl)=C(Cl)C(Cl)=C1Cl CEOCDNVZRAIOQZ-UHFFFAOYSA-N 0.000 description 1
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Abstract
A kind of DC brushless motor with rotor position limiting structure, including holder, stator, the rotor of energy relative stator rotation, it can be powered and generate the coil and control coil alive circuit control panel in magnetic field, coil is wound on stator, coil, circuit control panel and electric power generating composition circuit, stator is fixed in holder, the rotor passes through coil, stator can be rotatably arranged on holder, rotor through-hole is provided in the middle part of rotor, it is plugged with shaft in rotor through-hole, the end face of the rotor mutually contacts and fixed with each other with stopper protrusion, the bottom surface of rotor contacts in stopper protrusion.The utility model has the advantage of：Stopper protrusion can contact on rotor, and when shaft is moved up by outer force effect, stopper protrusion energy drive rotor moves together with shaft, avoids being subjected to displacement between the two, ensure that rotor output is stablized, good application effect；The top of shaft is equipped with bearing with lower part, and bearing can reduce the abrasion between shaft and holder, extend the service life of shaft.
Description
Technical field
The utility model is related to a kind of motor manufacture technology field, especially a kind of direct current with rotor position limiting structure without
Brush motor.
Background technology
It is existing that a kind of that application No. is CN201610952649.2 is entitled《A kind of DC three-phase brushless motors of domestic fan》
Chinese invention patent application disclose a kind of DC three-phases of domestic fan there is the DC brushless motor of rotor position limiting structure, packet
Coiling group, magnet frame, bearing and pcb board have been included, has further included having magnetite and pedestal, the magnet frame is provided with shaft core, the coiling group
It is sheathed on shaft core, the magnet frame is sheathed on the outer surface of coiling group, and the magnetite is between magnet frame and coiling group；The coiling
Group is connect with pcb board, and the base sleeve is set to shaft core and is arranged in the endoporus of coiling group, and one end and the magnet frame of the pedestal connect
It touches, the other end of the pedestal protrudes from pcb board, and the bearing holder (housing, cover) is set to shaft core and is installed in pedestal.The invention can incite somebody to action
The AC voltages of 220V are converted into the D/C voltage of 5V, and ensure that the invention can reach the operation of AC motors under the driving of 5V voltages
Rotating speed and air pressure air flow have not only saved electric energy, but also can meet the effect of heat dissipation.However, the device pcb board is close to coiling group, around
Line group magnetic field, which can generate pcb board magnetic interference, influences the normal work of PCB, and pedestal, pedestal and flexibly positioned possibility
Shaft core is worn, and then influences the service life of motor, therefore the structure of the device also needs to be further improved.
Invention content
Technical problem to be solved in the utility model be for the above-mentioned prior art present situation and provide it is a kind of compact-sized,
Power output is stablized, the DC brushless motor with long service life with rotor position limiting structure.
Technical solution is used by the utility model solves above-mentioned technical problem：This has the direct current of rotor position limiting structure
Brushless motor, including holder, stator, the rotor of energy relative stator rotation, the coil and control coil in the generation magnetic field that can be powered are logical
The circuit control panel of electricity, the coil are wound on stator, and the coil, circuit control panel and electric power generating composition circuit are described fixed
Son is fixed in holder, and the rotor passes through coil, stator that can be rotatably arranged on holder, it is characterised in that：The rotor
Middle part be provided with rotor through-hole, shaft is plugged in the rotor through-hole, stopper protrusion, institute are provided in the middle part of the shaft
The end face for stating rotor mutually contacts and fixed with each other with stopper protrusion.
As an improvement, the top of the shaft is preferably plugged in upper bearing (metal), the lower end of the shaft passes through lower bearing
And holder is stretched out, the upper bearing (metal) is separately positioned on lower bearing in the upper cavity of frame upper and the lower cavity of holder lower part.
It is further improved, the holder includes upper bracket and lower bracket, and the upper bracket is mutually solid by bolt with lower bracket
Fixed, between upper bracket and lower bracket, the circuit control panel is connected on the top surface of upper bracket for the stator holding, it is described on
Cavity is separately positioned on lower cavity on the bottom surface of upper bracket and the top surface of lower bracket.
It is further improved, the periphery of the upper bracket is preferably arranged at intervals with upper convex portion, is set at the top of the lower bracket
It is equipped with connection bulge loop, is correspondingly arranged on lower protrusion on the inner wall of the connection bulge loop, the upper surface of the stator is contacted convex
The bottom surface in portion, the lower surface of the stator are contacted in the top surface of lower protrusion, for connect the bolt of upper bracket and lower bracket by
Protrusion is plugged in together with lower protrusion.
As an improvement, the middle part of the stator is preferably provided with connection through-hole, it is spaced on the inner wall of the connection through-hole
Ground extends inwardly support arm, and the end of the support arm forms the location hole that can pass through rotor, and the stator setting is limiting
In frame, the position-limited rack is fixed in holder, and the coil is wrapped on the corresponding position-limited rack of support arm, is set on the position-limited rack
It is equipped with the coil baffle for preventing coil from being contacted with rotor.
It is further improved, the top of the position-limited rack is preferably provided with conductive insert, is inserted with conduction on circuit control panel
Piece corresponding position is provided with jack, and the conductive insert stretch into it is solid with circuit control panel welding in the jack of circuit control panel
It is scheduled on together.
It is further improved, the top of the position-limited rack is preferably provided with grafting protrusion, and the top of the grafting protrusion is set
It is equipped with slot, the conductive insert is plugged in slot in which can shirk, and the overhang passes through grafting protrusion to be inserted with conduction
Piece is connected.
It is further improved, the position-limited rack includes upper frame and lower frame, and the grafting protrusion is arranged on the top of upper frame
On face, the wrapping post that conducting wire prevents coil from loosening can be wound by being provided on the bottom surface of the lower frame, and the stator is arranged upper
In the position-limited rack formed after frame body and lower frame pairing.
As an improvement, the lower end of the shaft is preferably connected with fan blade, the fan blade includes upper plate, lower wall
Body and the blade being arranged at intervals between upper plate and lower plate, are provided with disk body through-hole in the middle part of the lower plate, it is described on
Disk body is connected with shaft, and the gap formed between adjacent blades is connected with the disk body through-hole of lower plate.
It is further improved, is preferably provided on the outside support end face of fan blade peripheral surface and determines impeller, it is described to determine impeller
Side on be arranged at intervals with the flow deflector for directing air to blade, the bottom of the holder is provided with connection boss, described fixed
The inner wall of impeller is buckled on connection boss, and the bottom of the holder is provided with motor housing, the motor housing in which can shirk
Bottom be provided with the intercommunicating pore inside and outside connection motor housing, it is described determine impeller and motor on intercommunicating pore top is arranged in fan blade
In mask body intracavity.
Compared with prior art, the utility model uses and is provided with rotor through-hole in the middle part of rotor, in the rotor through-hole
It is plugged with shaft, stopper protrusion is provided in the middle part of the shaft, the end face of the rotor mutually contacts and phase with stopper protrusion
It is mutually fixed together, the advantages of this structure is：Stopper protrusion can contact on rotor, and shaft is moved upwards by outer force effect
When dynamic, stopper protrusion energy drive rotor moves together with shaft, avoids being subjected to displacement between the two, ensures that rotor output is stablized,
Good application effect；The top of shaft is equipped with bearing with lower part, and bearing can reduce the abrasion between shaft and holder, extend and turn
The service life of axis；Holder is divided into upper bracket and lower bracket, and stator is arranged between upper bracket and lower bracket, circuit control panel position
In on upper bracket top surface, upper bracket has separated stator and circuit control panel, be nested with coil on stator and circuit control panel away from
From farther out, the magnetic interference of circuit control panel is weakened when coil is powered, it is ensured that circuit control panel works normally；Coil is nested with
On support arm, distance is short between rotor, and magnetic strength transmission effect is good, and smaller energy consumption realizes that the quick rotation of rotor, raising have
The service efficiency of the DC brushless motor of rotor position limiting structure；Coil is nested on support arm, is not easy to loosen, and can more pass through line
Circle baffle further limits the position of coil, and power output is more stable, and using effect is more preferable；And coil is less occupied except fixed
Rack space other than son makes have the DC brushless motor structure of rotor position limiting structure compact, is not influencing rotor output work
Under the premise of rate, the smaller DC brushless motor with rotor position limiting structure of volume is produced, structure novel is unique；It is also fixed
The connection through-hole of son can mitigate the weight of stator, save material, and then mitigate the brush DC electricity with rotor position limiting structure
The weight of machine reduces making, transportation cost；Circuit control panel is plugged by jack and conductive insert, and coil is inserted by conduction
Piece, which connect directly to connect with circuit control panel relative to the conductor wire end of coil with circuit control panel, has not easy to break, electric conductivity
Well, the advantages of it is convenient to replace, fixing-stable, convenient welding；Determining impeller can guide air-flow to be flowed in one direction to fan blade side
It is dynamic, help to form the flowing velocity that whirlpool accelerates air-flow around fan blade, improve the efficiency of motor, flow deflector can stop
Grain object enters fan blade, reduces the influence of impurity, fan blade is hardly damaged, and extends the service life of fan blade, and determining impeller can take off
It is arranged with unloading and is replaced and cleaned conveniently on connection boss；Blade is fixed between upper plate and lower plate, upper plate and lower plate
Energy reinforced blade, improves the intensity of fan blade, more sturdy and durable, moreover it is possible to which the damage for slowing down blade, extend blade uses the longevity
Life；Upper plate is connected with shaft, connection area bigger, and connection is more stable, it is ensured that fan blade smooth rotation, using effect is more
It is good；Disk body through-hole is provided in the middle part of lower plate, the air-flow that fan blade is entered from fan blade side can be discharged from disk body through-hole,
To form upper and lower airflow circulating in fan blade lower part, the working efficiency of motor is improved.
Description of the drawings
Fig. 1 is the stereogram of the utility model embodiment；
Fig. 2 is the vertical view of Fig. 1；
Fig. 3 is the sectional view along line A-A in Fig. 2；
Fig. 4 is the structural exploded view of Fig. 1；
Fig. 5 is the further structural exploded view of Fig. 4；
Fig. 6 is the structural exploded view of undecomposed part in Fig. 5；
Fig. 7 is the structural exploded view that Fig. 5 is in another angle；
Fig. 8 is the structural exploded view of undecomposed part in Fig. 6；
Fig. 9 is the structural exploded view that Fig. 6 is in another angle；
Figure 10 is the structural exploded view of undecomposed part in Fig. 8；
Figure 11 is the structural exploded view of undecomposed part in Figure 10；
Figure 12 is the structural exploded view of undecomposed part in Fig. 4；
Figure 13 is the structural exploded view that Fig. 4 is in another angle；
Figure 14 is rotor and the matched stereogram of shaft in Figure 10；
Figure 15 is the structural exploded view of Figure 14；
Figure 16 is the front projection figure of fan blade in Figure 10；
Figure 17 is the sectional view along line B-B in Figure 16；
Figure 18 is the upward view that impeller is determined in Fig. 8.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing embodiment.
As shown in Fig. 1 to Figure 18, the DC brushless motor with rotor position limiting structure of the present embodiment, including holder 2, it is fixed
Son 3, the rotor 5 that energy relative stator 3 rotates, can be powered and generate the 4 alive circuit control panel 1 of coil 4 and control coil in magnetic field,
The coil 4 is wound on stator 3, and the coil 4, circuit control panel 1 and electric power generating composition circuit, the stator 3 are fixed on branch
In frame 2, the rotor 5 passes through coil 4, stator 3 that can be rotatably arranged on holder 2, and the middle part of the rotor 5 is provided with rotor
Through-hole is plugged with shaft 51 in the rotor through-hole, and the middle part of the shaft 51 is provided with stopper protrusion 52, the rotor 5
End face contacts and fixed with each other with 52 phase of stopper protrusion.The top of the shaft 51 is plugged in upper bearing (metal) 23, institute
Holder 2 is stretched out in the lower end for stating shaft 51 across lower bearing 24, and the upper bearing (metal) 23 is separately positioned on lower bearing 24 on holder
In the upper cavity 21 in portion and the lower cavity 22 of holder lower part.The holder 2 includes upper bracket and lower bracket, and the upper bracket is under
Holder is mutually fixed by bolt, and between upper bracket and lower bracket, the circuit control panel 1 is connected to 3 holding of the stator
On the top surface of holder, the upper cavity 21 is separately positioned on lower cavity 22 on the bottom surface of upper bracket and the top surface of lower bracket.Institute
The periphery for stating upper bracket is arranged at intervals with upper convex portion 25, and connection bulge loop, the connection bulge loop are provided at the top of the lower bracket
Inner wall on be correspondingly arranged on lower protrusion 26, the upper surface of the stator contacts under the bottom surface of upper convex portion 25, the stator
Surface contacts the top surface in lower protrusion 26, for connecting the bolt of upper bracket and lower bracket by upper convex portion 25 and lower 26 grafting of protrusion
Together.
The middle part of stator 3 is provided with connection through-hole, and compartment of terrain extends inwardly support arm on the inner wall of the connection through-hole
31, the end of the support arm 31 forms the location hole 32 that can pass through rotor 5, and the stator 3 is arranged in position-limited rack, the limit
Position frame is fixed in holder 2, and the coil 4 is wrapped on 31 corresponding position-limited rack of support arm, and resistance is provided on the position-limited rack
The coil baffle 33 that only coil 4 is contacted with rotor 5.The top of the position-limited rack is provided with conductive insert 6, on circuit control panel 1
6 corresponding position of conductive insert is provided with jack 11, the conductive insert 6 stretch into the jack 11 of circuit control panel 1 and with
Circuit control panel 1 is welded and fixed together.The top of the position-limited rack is provided with grafting protrusion 34, the top of the grafting protrusion 34
End is provided with slot, and the conductive insert 6 is plugged in slot in which can shirk, and the end of the coil 4 passes through grafting protrusion 34
It is connected with conductive insert 6.The position-limited rack includes upper frame 35 and lower frame 36, and the grafting protrusion 34 is arranged in upper frame
On 35 top surface, the wrapping post 37 that conducting wire prevents coil 4 from loosening can be wound by being provided on the bottom surface of the lower frame 36, described fixed
Son 3 is arranged in the position-limited rack formed after upper frame 35 and 36 pairing of lower frame.
The lower end of shaft 51 is connected with fan blade 7, and the fan blade 7 includes upper plate 71, and lower plate 72 and interval are set
Set the blade 73 between upper plate 71 and lower plate 72, the middle part of the lower plate 72 is provided with disk body through-hole 74, it is described on
Disk body 71 is connected with shaft 51, and the gap formed between adjacent blades 73 is connected with the disk body through-hole 74 of lower plate 72.Wind
It is provided on the outside support end face of impeller peripheral surface and determines impeller 8, be arranged at intervals on the side for determining impeller 8 and draw air
To the flow deflector 81 of blade 73, the bottom of the holder 2 is provided with connection boss 28, and the inner wall for determining impeller 8 is buckled in company
It connects on boss 28, the bottom of the holder 2 is provided with motor housing 9 in which can shirk, and the bottom of the motor housing 9 is provided with company
Intercommunicating pore inside and outside energization bonnet body, it is described to determine impeller 8 and fan blade 7 and be arranged in 9 inner cavity of motor housing on intercommunicating pore top.
Limiting groove 38 is provided on the side wall of the stator, the body of rod holding to fixed upper bracket and the bolt of lower bracket is limiting
In groove 38.The top of the holder 2 is provided with lug boss 27, and connecting hole, institute are provided on the plate body of the circuit control panel 1
Connecting hole is stated by screw to be connected with corresponding lug boss 27.The bottom of conductive insert 6 is provided with plug division 61, the grafting
Portion 61 is plugged in the slot at 34 top of grafting protrusion.The lug boss 27 is cylinder, and the cylinder is provided centrally with
The cylindrical hole that can be connected with connecting hole, the cylinder are three, and three cylinders are located at the three of equilateral triangle
On a apex angle.
Operation principle, fan blade in rotation process may due to windward or flow by an axial direction pressure, make turn
Relative displacement is generated between axis and rotor, to influence rotor rotation, is kept output unstable, is influenced the using effect of motor, and
Stopper protrusion is provided in the middle part of this shaft, stopper protrusion is mutually contacted with rotor, avoids the opposite position between shaft and rotor
It moves, output is made to stablize.
Claims (10)
1. a kind of DC brushless motor with rotor position limiting structure, including holder (2), stator (3) can relative stator (3) turn
Dynamic rotor (5) can be powered and generate the coil (4) and control coil (4) alive circuit control panel (1) in magnetic field, the coil
(4) it is wound on stator (3), the coil (4), circuit control panel (1) and electric power generating composition circuit, the stator (3) are fixed on
In holder (2), the rotor (5) passes through coil (4), stator (3) that can be rotatably arranged on holder (2), it is characterised in that：Institute
It states and is provided with rotor through-hole in the middle part of rotor (5), shaft (51), the middle part of the shaft (51) are plugged in the rotor through-hole
It is provided with stopper protrusion (52), end face and the stopper protrusion (52) of the rotor (5) mutually contact and fixed with each other.
2. DC brushless motor according to claim 1, it is characterised in that：It is plugged on axis at the top of the shaft (51)
It holds in (23), the lower end of the shaft (51) passes through lower bearing (24) and stretches out holder (2), the upper bearing (metal) (23) and lower bearing
(24) it is separately positioned in the upper cavity (21) of frame upper and the lower cavity (22) of holder lower part.
3. DC brushless motor according to claim 2, it is characterised in that：The holder (2) includes upper bracket and lower branch
Frame, the upper bracket are mutually fixed with lower bracket by bolt, and stator (3) holding is described between upper bracket and lower bracket
Circuit control panel (1) is connected on the top surface of upper bracket, and the upper cavity (21) is separately positioned on upper bracket with lower cavity (22)
Bottom surface and lower bracket top surface on.
4. DC brushless motor according to claim 3, it is characterised in that：The periphery of the upper bracket is arranged at intervals with
Protrusion (25) is provided with connection bulge loop at the top of the lower bracket, lower protrusion is correspondingly arranged on the inner wall of the connection bulge loop
(26), the upper surface of the stator is contacted in the bottom surface of upper convex portion (25), and the lower surface of the stator is contacted in lower protrusion (26)
Top surface, upper convex portion (25) and lower protrusion (26) be plugged in together by the bolt for connecting upper bracket and lower bracket.
5. according to any DC brushless motor in Claims 1-4, it is characterised in that：It is set in the middle part of the stator (3)
It is equipped with connection through-hole, compartment of terrain extends inwardly support arm (31) on the inner wall of the connection through-hole, the support arm (31)
End forms the location hole (32) that can pass through rotor (5), and the stator (3) is arranged in position-limited rack, and the position-limited rack is fixed on
In holder (2), the coil (4) is wrapped on the corresponding position-limited rack of support arm (31), and prevention line is provided on the position-limited rack
The coil baffle (33) that circle (4) is contacted with rotor (5).
6. DC brushless motor according to claim 5, it is characterised in that：The top of the position-limited rack is provided with conductive insert
Piece (6) is provided with jack (11) on circuit control panel (1) with conductive insert (6) corresponding position, and the conductive insert (6) is stretched
Enter in the jack (11) of circuit control panel (1) and is welded and fixed together with circuit control panel (1).
7. DC brushless motor according to claim 6, it is characterised in that：It is convex that the top of the position-limited rack is provided with grafting
The top in portion (34), the grafting protrusion (34) is provided with slot, and the conductive insert (6) is plugged in slot in which can shirk,
The end of the coil (4) is connected across grafting protrusion (34) with conductive insert (6).
8. DC brushless motor according to claim 7, it is characterised in that：The position-limited rack includes upper frame (35) under
Frame body (36), the grafting protrusion (34) are arranged on the top surface of upper frame (35), are arranged on the bottom surface of the lower frame (36)
The wrapping post (37) that conducting wire prevents coil (4) from loosening can be wound by having, and the stator (3) is arranged in upper frame (35) and lower frame
(36) in the position-limited rack formed after pairing.
9. according to any DC brushless motor in Claims 1-4, it is characterised in that：The shaft (51) and fan blade
Wheel (7) is connected, and the fan blade (7) includes upper plate (71), lower plate (72) and be arranged at intervals on upper plate (71) and under
Blade (73) between disk body (72) is provided with disk body through-hole (74), the upper plate (71) in the middle part of the lower plate (72)
It is connected with shaft (51), the gap formed between adjacent blades (73) is connected with the disk body through-hole (74) of lower plate (72).
10. DC brushless motor according to claim 9, it is characterised in that：The outside support end face of fan blade peripheral surface
On be provided with and determine impeller (8), be arranged at intervals with the flow deflector for directing air to blade (73) on the side for determining impeller (8)
(81), the bottom of the holder (2) is provided with connection boss (28), and the inner wall for determining impeller (8) is buckled in connection boss
(28) on, the bottom of the holder (2) is provided with motor housing (9) in which can shirk, and the bottom of the motor housing (9) is provided with
The intercommunicating pore being connected to inside and outside motor housing, it is described determine impeller (8) and motor housing on intercommunicating pore top is arranged in fan blade (7)
(9) in inner cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721778856.7U CN207926380U (en) | 2017-12-19 | 2017-12-19 | DC brushless motor with rotor position limiting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721778856.7U CN207926380U (en) | 2017-12-19 | 2017-12-19 | DC brushless motor with rotor position limiting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207926380U true CN207926380U (en) | 2018-09-28 |
Family
ID=63606723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721778856.7U Active CN207926380U (en) | 2017-12-19 | 2017-12-19 | DC brushless motor with rotor position limiting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207926380U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110198093A (en) * | 2019-06-20 | 2019-09-03 | 温州汉桥科技有限公司 | Condenser type electric machine structure |
-
2017
- 2017-12-19 CN CN201721778856.7U patent/CN207926380U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110198093A (en) * | 2019-06-20 | 2019-09-03 | 温州汉桥科技有限公司 | Condenser type electric machine structure |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 9 Chenguang Road, Gaoting Town, Daishan County, Zhoushan City, Zhejiang Province, 316200 Patentee after: Zhoushan Chenguang Motor Co.,Ltd. Address before: 316200 langjizhu Industrial Economic Development Zone, Daishan County, Zhoushan City, Zhejiang Province Patentee before: ZHOUSHAN CHENGUANG ELECTRIC APPLIANCE Co.,Ltd. |
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| CP03 | Change of name, title or address |