CN207542973U - Electronic type alternating-current synchronous drain motor and draining pump, washing machine comprising it - Google Patents
Electronic type alternating-current synchronous drain motor and draining pump, washing machine comprising it Download PDFInfo
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- CN207542973U CN207542973U CN201721625332.4U CN201721625332U CN207542973U CN 207542973 U CN207542973 U CN 207542973U CN 201721625332 U CN201721625332 U CN 201721625332U CN 207542973 U CN207542973 U CN 207542973U
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- circuit board
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- board assemblies
- connection sheet
- circuit
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Abstract
Draining pump, washing machine this application involves a kind of electronic type alternating-current synchronous drain motor and comprising it.Including rotor assembly and stator module, the rotor assembly includes the molding motor shaft of integral molded plastic and ferrite permanent magnet, injection molding is in the impeller of the extension of the motor shaft, the front axle bearing assembly being placed between the ferrite permanent magnet and the impeller, and it is placed in the rear bearing assembly of the ferrite permanent magnet other end, the ferrite permanent magnet, front axle bearing assembly and rear bearing assembly are placed in the cylindrical cavity body of motor casing, the stator module includes stator case, circuit board assemblies, fire line terminal, zero terminal, connection sheet, another connection sheet, skeleton, coil and U-iron core, using this electronic type alternating-current synchronous drain motor, with at low cost, structure safe and reasonable, noise is small and the advantages of small power consumption, the field of household appliances such as the draining pump suitable for washing machine.
Description
Technical field
This application involves applied to family's electro-technical field, more particularly to a kind of electronic type alternating-current synchronous drain motor and
Draining pump, washing machine comprising it.
Background technology
Traditional drainage motor of washing machine has in structure currently on the market starts chamber, including shaft coupling, vibration isolation rubber
Column (pad), sealing ring, tabletting and de-noising grease.Technique is extremely complex, because without circuit board assemblies, is also just driven without circuit
Dynamic, motor carries out mechanical priming, therefore of high cost, structure bulky, noise by the startup chamber that the above part is formed completely
Big and power consumption is big.
Cost, noise and the power consumption of drainage motor of washing machine are how preferably reduced, is become when previous very serious skill
Art problem, traditional drainage pump of washing machine cannot preferably meet the industry requirement of continuous development.
Utility model content
The application is intended to provide that a kind of at low cost, structure safe and reasonable, noise be small and the electronic type AC permanent-magnet of small power consumption
Synchronous drain motor and draining pump, washing machine comprising it.
In order to solve the above technical problems, the technical solution that the application provides is：A kind of electronic type alternating-current synchronous draining
Motor, including rotor assembly and stator module, the rotor assembly includes the molding motor shaft of integral molded plastic and ferrite permanent-magnet
Body, injection molding are placed between the ferrite permanent magnet and the impeller in the impeller of the extension of the motor shaft
Front axle bearing assembly and the rear bearing assembly for being placed in the ferrite permanent magnet other end, the ferrite permanent magnet, fore bearing
Component and rear bearing assembly are placed in the cylindrical cavity body of motor casing；
The stator module includes stator case, circuit board assemblies, fire line terminal, zero terminal, connection sheet, another connection
Piece, skeleton, coil and U-iron core；
The inserted sheet of the connection sheet is inserted into the connection sheet inserted slot of the skeleton, the lead-out wire winding of the coil
On the capillary of the connection sheet, and pass through the connection sheet capillary hole of the circuit board assemblies, the capillary of the fire line terminal
Across the firewire capillary hole of the circuit board assemblies, the capillary of the connection sheet and the overheat protector on the circuit board assemblies
One end be connected, the other end of overheat protector is connected with the capillary of the fire line terminal；
The inserted sheet of another connection sheet is inserted into another connection sheet inserted slot of the skeleton, another of the coil
Lead-out wire is wrapped on the capillary of another connection sheet, and passes through another connection sheet capillary hole of the circuit board assemblies,
The capillary of the zero terminal passes through the zero curve capillary hole of the circuit board assemblies, capillary and the electricity of another connection sheet
A first sun grade A1 of the bidirectional triode thyristor on the plate component of road is connected, the second sun grade A2 and the zero line side of the bidirectional triode thyristor
The capillary of son is connected；
The control pole G of the bidirectional triode thyristor is connected with the control circuit of the circuit board assemblies.
Preferably, the capillary of the fire line terminal passes through the firewire capillary hole of the circuit board assemblies, the zero terminal
Capillary pass through the circuit board group zero curve capillary hole, and the capillary of the capillary of the fire line terminal, the zero terminal,
The capillary of the connection sheet and the capillary of another connection sheet are welded on circuit board copper foil.
Preferably, the inserted sheet of the fire line terminal is inserted into the fire line terminal inserted slot of the skeleton, the zero terminal
Inserted sheet be inserted into the zero terminal inserted slot of the skeleton.
Preferably, the coil is wrapped on the reel of the skeleton, the coil be copper-in-aluminum enameled wire either
Aluminium enamel-covered wire, and the U-iron core is inserted into the hole of the skeleton.
Preferably, the circuit board assemblies, fire line terminal, zero terminal, connection sheet, another connection sheet, skeleton, coil and
U-iron core is placed in the semi-enclosed cavity of stator case, and the fire line terminal and zero terminal are worn respectively after accordingly connecting
Zero line sub-aperture and the zero line side sub-aperture for crossing stator case are exposed in the outside of the stator case.
Preferably, on the cylindrical outer wall of circular cylindrical cavity that the round gap of the U-iron core is inserted in the motor casing.
Preferably, the conductor diameter of the coil is between 0.19mm~0.22mm, and match the ferrite permanent magnet
Length between 25mm~32mm, between a diameter of 18mm~20mm of the ferrite permanent magnet, match the U-iron
The thickness of core is between 14mm~16mm, and the U-iron core is silicon steel sheet silicon steel sheet or cold-rolled strip.
Preferably, the control circuit of the circuit board assemblies has programmable single chip computer chip, the circuit board assemblies
The power supply of control circuit is provided, and the decompression of the circuit board assemblies by the step-down rectifier regulator circuit of the circuit board assemblies
The power supply of regulator rectifier circuit is provided by the input ac voltage between the fire line terminal and zero terminal.
Preferably, the circuit board assemblies include freq converting circuit, the freq converting circuit and the circuit board group
The control circuit of part is connected.
Preferably, the circuit board assemblies include load detecting circuit, the load detecting circuit and the circuit board group
The control circuit of part is connected.
The another aspect of the application is related to a kind of draining pump, the pump case including motor and with inlet and outlet,
In motor be electronic type alternating-current synchronous drain motor as described above.
The application yet another aspect relates to a kind of washing machine, including draining pump as described above.
According to said program it can be seen that the application has the following advantages that：Ferrite permanent magnet, motor shaft and impeller injection
It is configured to an entirety, front axle bearing assembly and rear bearing assembly are set to the circular cylindrical cavity of motor casing as two fulcrums two
End, ferrite permanent magnet and impeller to be supported to rotate.In stator module, in order to two lead-out wires and circuit board group of coil
Part safely and reliably links, and four root bead needles is respectively provided on two connection sheets, fire line terminal and part terminal, by four
Root bead needle is corresponded to across four holes on circuit board assemblies respectively, it is correspondingly connected on circuit boards, effective and reasonablely coil,
Overheat protector, bidirectional triode thyristor, fire line terminal and zero terminal are cascaded, and form electronic type alternating-current synchronous draining
The work main circuit of motor.Both cost is reduced, structure safe and reasonable improves the reliability of motor, while reduces electricity again
The noise and power consumption of machine.
Description of the drawings
Fig. 1 is the assembling schematic diagram of the electronic type alternating-current synchronous drain motor of the application.
Fig. 2 is the stator member structure schematic diagram of the electronic type alternating-current synchronous drain motor of the application.
Fig. 3 is the stator module explosive view of the electronic type alternating-current synchronous drain motor of the application.
Fig. 4 is the stator module partial structural diagram of the electronic type alternating-current synchronous drain motor of the application.
Fig. 5 is that the stator module of the electronic type alternating-current synchronous drain motor of the application removes the structural representation of stator case
Figure.
Fig. 6 is the circuit theory schematic diagram of the electronic type alternating-current synchronous drain motor of the application.
Description of the drawings：1st, rotor assembly, 2, stator module, 11, ferrite permanent magnet, 12, motor shaft, 13, impeller, 14,
Front axle bearing assembly, 15, rear bearing assembly, 16, motor casing, 161, the circular cylindrical cavity of motor casing, 21, stator case, 211, stator
The semi-enclosed cavity of cover, 212, zero line sub-aperture, 213, zero line side sub-aperture, 22, circuit board assemblies, 221, firewire capillary hole,
222nd, zero curve capillary hole, 223, connection sheet capillary hole, 224, another connection sheet capillary hole, 225, overheat protector, 226, two-way
It is silicon-controlled, 227, control circuit, 228, step-down rectifier regulator circuit, 229a, freq converting circuit, 229b, load detecting circuit,
23rd, fire line terminal, 231, the capillary of fire line terminal, 232, the inserted sheet of fire line terminal, 24, zero terminal, 241, zero terminal
Capillary, 242, the inserted sheet of zero terminal, 25, connection sheet, 251, the capillary of connection sheet, 252, the inserted sheet of connection sheet, 26, Ling Yilian
Contact pin, 261, the capillary of another connection sheet, 262, the inserted sheet of another connection sheet, 27, skeleton, 271, fire line terminal inserted slot,
272nd, zero terminal inserted slot, 273, connection sheet inserted slot, 274, another connection sheet inserted slot, 275, the reel of skeleton,
276th, the hole of skeleton, 28, coil, 281, a lead-out wire of coil, 282, another lead-out wire of coil, 29, U-iron core.
Specific embodiment
It is attached with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and electronic type alternating-current synchronous drain motor shown in fig. 6
Figure is described in further detail application scheme.
According to the electronic type alternating-current synchronous drain motor of the application, including rotor assembly 1 and stator module 2, rotor
Component 1 includes the molding motor shaft 12 of integral molded plastic and ferrite permanent magnet 11, and injection molding is in the extension of motor shaft 12
Impeller 13, the front axle bearing assembly 14 being placed between ferrite permanent magnet 11 and impeller 13 and be placed in ferrite permanent magnet 11
The rear bearing assembly 15 of the other end, ferrite permanent magnet 11, front axle bearing assembly 14 and rear bearing assembly 15 are placed in motor casing 16
Circular cylindrical cavity 161 in；
Stator module 2 includes stator case 21, circuit board assemblies 22, fire line terminal 23, zero terminal 24, connection sheet 25, another
A connecting piece 26, skeleton 27, coil 28 and U-iron core 29；
The inserted sheet 252 of connection sheet 25 is inserted into the connection sheet inserted slot 273 of skeleton 27, a lead-out wire 281 of coil 28
It is wrapped on the capillary 251 of connection sheet 25, and passes through the connection sheet capillary hole 223 of circuit board assemblies 22, fire line terminal 23
Capillary 231 passes through the firewire capillary hole 221 of circuit board assemblies 22, capillary 251 and the mistake on circuit board assemblies 22 of connection sheet 25
One end of thermal protector 225 is connected, and the other end of overheat protector 225 is connected with the capillary 231 of fire line terminal 23；
One end 262 of another connection sheet 26 is inserted into another connection sheet inserted slot 274 of skeleton 27, another of coil 28
Lead-out wire 282 is wrapped on the capillary 261 of another connection sheet 26, and passes through another connection sheet capillary hole of circuit board assemblies 22
224, the capillary 241 of zero terminal 24 passes through the zero curve capillary hole 222 of circuit board assemblies 22, the capillary 261 of another connection sheet 26
It is connected with a first sun grade A1 of the bidirectional triode thyristor 226 on circuit board assemblies 22, the second sun grade A2 and zero of bidirectional triode thyristor 226
The capillary 241 of line terminals 24 is connected；
The control pole G of bidirectional triode thyristor 226 is connected with the control circuit 227 of circuit board assemblies 22.
In this application, ferrite permanent magnet, motor shaft and impeller are injection molded to an entirety, and front axle bearing assembly is with after
Bearing assembly is set to the both ends of the circular cylindrical cavity of motor casing as two fulcrums, ferrite permanent magnet and impeller to be supported to revolve
Turn.In stator module, in order to the two of coil piece lead-out wire and circuit board assemblies it is reliable and secure link, in two connections
Four root bead needles are respectively provided on piece, fire line terminal and part terminal, by the way that four root bead needles are corresponded to respectively across circuit board group
Four holes on part, it is correspondingly connected on circuit boards, effective and reasonablely coil, overheat protector, bidirectional triode thyristor, firewire
Terminal and zero terminal are cascaded, and form the work main circuit of electronic type alternating-current synchronous drain motor, and pass through
Control circuit and primary work loop so that the real work voltage between two lead-out wires of coil is less than fire line terminal and zero
Power input voltage between part terminal, to achieve the purpose that reduce power consumption.
As long as fire line terminal and zero terminal input AC 110V~240V voltages, the control circuit of circuit board assemblies will
Bidirectional triode thyristor control pole is given to provide a trigger signal electric current, bidirectional triode thyristor conducting, coil obtains electric, and ferrite permanent magnet leads to
It crosses U-iron core and generates alternating magnetic field, the drain motor work of driving electronic type alternating-current synchronous.
Preferably, the capillary 231 of fire line terminal 23, the capillary 241 of zero terminal 24, the capillary 251 of connection sheet 25 and another
The capillary 261 of a connecting piece 26 is welded on circuit board copper foil.
Preferably, the inserted sheet 232 of fire line terminal 23 is inserted into the fire line terminal inserted slot 271 of skeleton 27, zero terminal 24
Inserted sheet 242 be inserted into skeleton 27 zero terminal inserted slot 272 in.
Preferably, coil 28 is wrapped on the reel 275 of skeleton 27, and coil 28 is copper-in-aluminum enameled wire either alumin(i)um paint
Envelope curve, and U-iron core 29 is inserted into the hole 276 of skeleton 27.
Preferably, circuit board assemblies 22, fire line terminal 23, zero terminal 24, connection sheet 25, another connection sheet 26, skeleton
27th, coil 28 and U-iron core 29 are placed in the semi-enclosed cavity 211 of stator case 21, and fire line terminal 23 after accordingly connecting
Zero line sub-aperture 212 is each passed through with zero terminal 24 and zero line side sub-aperture 213 is exposed in the outside of the stator case 21.
Preferably, the round gap of U-iron core 29 is inserted on the cylindrical outer wall of circular cylindrical cavity 161 of motor casing 16.
The U-iron core 29 of the application is reasonably assembled together rotor assembly 1 and stator module 2.
Preferably, the conductor diameter of coil 28 is between 0.19mm~0.22mm, the length for the ferrite permanent magnet 11 that matches
It spends between 25mm~32mm, between a diameter of 18mm~20mm of ferrite permanent magnet 11, the thickness for the U-iron core 29 that matches
Between 14mm~16mm, and U-iron core 29 is silicon steel sheet silicon steel sheet or cold-rolled strip.The line of the application
The conductor diameter of circle, ferrite permanent magnet length and diameter realize electronic type with these sizes of the thickness of U-iron core and exchange
The miniaturization of permanent-magnet synchronous drain motor under the premise of ensureing that best electromagnetic performance is matched, considerably reduces the system of motor
Cause this.
Preferably, the control circuit 227 of circuit board assemblies 22 has programmable single chip computer chip, the control of circuit board assemblies 22
The power supply of circuit 227 processed is provided by the step-down rectifier regulator circuit 228 of circuit board assemblies 22, and the decompression of circuit board assemblies 22
The power supply of regulator rectifier circuit 228 is provided by the input ac voltage between fire line terminal 23 and zero terminal 24.
Preferably, circuit board assemblies 22 include freq converting circuit 229a, freq converting circuit 229a and circuit board assemblies
22 control circuit 227 is connected.The freq converting circuit 229a of the application can also reduce frequency when motor starts and starts, and lead to
The work main circuit for crossing 227 electron formula alternating-current synchronous drain motor of control circuit provides a low-frequency current, to increase
The output torque of big ferrite permanent magnet, further improves the startability of motor, and it is defeated to restore normal power supply after electric motor starting
Enter the frequency of voltage.
Preferably, circuit board assemblies 22 include load detecting circuit 229b, load detecting circuit 229b and circuit board assemblies
22 control circuit 227 is connected.The load detecting circuit 229b of the application is according to impeller 13 in fully loaded (full water), semi-load (half water
Half gas) and unloaded (when anhydrous) three kinds of working conditions under loading condition, to detect the variable quantity of different loads size of current, come
The operating current for judging and being supplied under three kinds of different loads working conditions of motor, to achieve the purpose that reduce noise and power consumption.
It is to be understood that even if not having load detecting circuit 229b, motor passes through the application electronic type alternating-current synchronous drain motor
Work main circuit and control circuit 227, has reduced the noise and power consumption of motor to a certain extent.And load detecting circuit
229b is according to the different variable quantity of load, further achievees the purpose that reduce the noise and power consumption of motor.
The application further relates to a kind of draining pump, the pump case including motor and with inlet and outlet, motor therein
For any electronic type alternating-current synchronous drain motor as described above.Since the application only relates to the improvement to motor, and
The improvement of other component it is not related to, so being repeated no more to other component.It is to be understood that the pump case according to the draining pump of the application
For the prior art, those skilled in the art are fully able to realize.
The application further relates to a kind of washing machine, including draining pump as described above.Since the application is only related to draining pump
Improvement, without regard to the improvement of other component, so being repeated no more to other component.It is to be understood that washing according to the application
The other component of clothing machine is the prior art, and those skilled in the art are fully able to realize.
The application and embodiments thereof are described above, this describe it is no restricted, it is attached it is shown in figure also only
It is one of presently filed embodiment, practical structure is not limited thereto.All in all if the ordinary skill people of this field
Member is enlightened by it, in the case where not departing from the application and creating objective, is not inventively designed similar to the technical solution
Frame mode and embodiment, the protection domain of the application should all be belonged to.
Claims (13)
1. a kind of electronic type alternating-current synchronous drain motor, including rotor assembly (1) and stator module (2), which is characterized in that
The rotor assembly (1) includes the molding motor shaft of integral molded plastic (12) and ferrite permanent magnet (11), and injection molding is described
The impeller (13) of the extension of motor shaft (12), before being placed between the ferrite permanent magnet (11) and the impeller (13)
Bearing assembly (14) and the rear bearing assembly (15) for being placed in the ferrite permanent magnet (11) other end, the ferrite is forever
Magnet (11), front axle bearing assembly (14) and rear bearing assembly (15) are placed in the circular cylindrical cavity (161) of motor casing (16)；
The stator module (2) includes stator case (21), circuit board assemblies (22), fire line terminal (23), zero terminal (24), company
Contact pin (25), another connection sheet (26), skeleton (27), coil (28) and U-iron core (29)；
The inserted sheet (252) of the connection sheet (25) is inserted into the connection sheet inserted slot (273) of the skeleton (27), the coil
(28) a lead-out wire (281) is wrapped on the capillary (251) of the connection sheet (25), and passes through the circuit board assemblies
(22) connection sheet capillary hole (223), the capillary (231) of the fire line terminal (23) is across the fire of the circuit board assemblies (22)
Wire bonding pin hole (221), capillary (251) and the overheat protector on the circuit board assemblies (22) of the connection sheet (25)
(225) one end is connected, and the other end of overheat protector (225) is connected with the capillary (231) of the fire line terminal (23)；
One end (262) of another connection sheet (26) is inserted into another connection sheet inserted slot (274) of the skeleton (27), institute
Another lead-out wire (282) for stating coil (28) is wrapped on the capillary (261) of another connection sheet (26), and passes through institute
State another connection sheet capillary hole (224) of circuit board assemblies (22), the capillary (241) of the zero terminal (24) is across the electricity
The zero curve capillary hole (222) of road plate component (22), capillary (261) and the circuit board assemblies of another connection sheet (26)
(22) a first sun grade A1 of the bidirectional triode thyristor (226) on is connected, the second sun grade A2 of the bidirectional triode thyristor (226) with it is described
The capillary (241) of zero terminal (24) is connected；
The control pole G of the bidirectional triode thyristor (226) is connected with the control circuit (227) of the circuit board assemblies (22).
2. electronic type alternating-current synchronous drain motor according to claim 1, which is characterized in that the fire line terminal
(23) capillary (231), the capillary (241) of the zero terminal (24), the capillary (251) of the connection sheet (25) and described another
The capillary (261) of a connecting piece (26) is welded on circuit board copper foil.
3. electronic type alternating-current synchronous drain motor according to claim 1 or 2, which is characterized in that the zero line
The inserted sheet (232) of sub (23) is inserted into the fire line terminal inserted slot (271) of the skeleton (27), and the zero terminal (24) is inserted
Piece (242) is inserted into the zero terminal inserted slot (272) of the skeleton (27).
4. electronic type alternating-current synchronous drain motor according to claim 3, which is characterized in that the coil (28) twines
It being wound on the reel (275) of the skeleton (27), the coil (28) is copper-in-aluminum enameled wire either aluminium enamel-covered wire, and
The U-iron core (29) is inserted into the hole (276) of the skeleton (27).
5. electronic type alternating-current synchronous drain motor according to claim 4, which is characterized in that the circuit board assemblies
(22), fire line terminal (23), zero terminal (24), connection sheet (25), another connection sheet (26), skeleton (27), coil (28) and U
Shape iron core (29) is placed in after accordingly connecting in the semi-enclosed cavity (211) of the stator case (21), and the fire line terminal
(23) and the zero terminal (24) is each passed through zero line sub-aperture (212) and zero line side sub-aperture (213) is exposed in the stator
Cover the outside of (21).
6. electronic type alternating-current synchronous drain motor according to claim 5, which is characterized in that the U-iron core
(29) round gap is inserted on the cylindrical outer wall of circular cylindrical cavity (161) of the motor casing (16).
7. the electronic type alternating-current synchronous drain motor according to claim 1 or 6, which is characterized in that the coil
(28) conductor diameter between 0.19mm~0.22mm, the length of the ferrite permanent magnet (11) that matches for 25mm~
Between 32mm, between a diameter of 18mm~20mm of the ferrite permanent magnet (11), the thickness for the U-iron core (29) that matches
It spends between 14mm~16mm, and the U-iron core (29) is silicon steel sheet silicon steel sheet or cold-rolled strip.
8. electronic type alternating-current synchronous drain motor according to claim 1, which is characterized in that the circuit board assemblies
(22) control circuit (227) has programmable single chip computer chip, the confession of the control circuit (227) of the circuit board assemblies (22)
Electricity is provided, and the drop of the circuit board assemblies (22) by the step-down rectifier regulator circuit (228) of the circuit board assemblies (22)
The power supply for pressing regulator rectifier circuit (228) is by the input ac voltage between the fire line terminal (23) and zero terminal (24)
It provides.
9. electronic type alternating-current synchronous drain motor according to claim 7, which is characterized in that the circuit board assemblies
(22) control circuit (227) has programmable single chip computer chip, the confession of the control circuit (227) of the circuit board assemblies (22)
Electricity is provided, and the drop of the circuit board assemblies (22) by the step-down rectifier regulator circuit (228) of the circuit board assemblies (22)
The power supply for pressing regulator rectifier circuit (228) is by the input ac voltage between the fire line terminal (23) and zero terminal (24)
It provides.
10. electronic type alternating-current synchronous drain motor according to claim 8 or claim 9, which is characterized in that the circuit board
Component (22) includes freq converting circuit (229a), the freq converting circuit (229a) and the control of the circuit board assemblies (22)
Circuit (227) processed is connected.
11. electronic type alternating-current synchronous drain motor according to claim 10, which is characterized in that the circuit board group
Part (22) includes load detecting circuit (229b), the load detecting circuit (229b) and the control of the circuit board assemblies (22)
Circuit (227) is connected.
12. a kind of draining pump, the pump case including motor and with inlet and outlet, which is characterized in that the motor is power
Profit requires the electronic type alternating-current synchronous drain motor described in any one of 1~11.
13. a kind of washing machine, which is characterized in that including draining pump according to claim 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721625332.4U CN207542973U (en) | 2017-11-28 | 2017-11-28 | Electronic type alternating-current synchronous drain motor and draining pump, washing machine comprising it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721625332.4U CN207542973U (en) | 2017-11-28 | 2017-11-28 | Electronic type alternating-current synchronous drain motor and draining pump, washing machine comprising it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207542973U true CN207542973U (en) | 2018-06-26 |
Family
ID=62616055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721625332.4U Withdrawn - After Issue CN207542973U (en) | 2017-11-28 | 2017-11-28 | Electronic type alternating-current synchronous drain motor and draining pump, washing machine comprising it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207542973U (en) |
-
2017
- 2017-11-28 CN CN201721625332.4U patent/CN207542973U/en not_active Withdrawn - After Issue
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| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Electronic alternating current permanent magnet synchronous drainage motor and drainage pump with same and washing machine Effective date of registration: 20190729 Granted publication date: 20180626 Pledgee: Agricultural Bank of China Limited by Share Ltd. Wuxi Huishan branch Pledgor: WUXI HAOLI PUMPS INDUSTRIAL Co.,Ltd. Registration number: 2019990000785 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180626 Effective date of abandoning: 20230822 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180626 Effective date of abandoning: 20230822 |