CN204652180U - Use in washing machine single phase induction motor and washing machine - Google Patents
Use in washing machine single phase induction motor and washing machine Download PDFInfo
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- CN204652180U CN204652180U CN201520369393.3U CN201520369393U CN204652180U CN 204652180 U CN204652180 U CN 204652180U CN 201520369393 U CN201520369393 U CN 201520369393U CN 204652180 U CN204652180 U CN 204652180U
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- washing machine
- single phase
- phase induction
- induction motor
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Abstract
The utility model is applicable to machine field, provide use in washing machine single phase induction motor and washing machine, wherein, the rotor that use in washing machine single phase induction motor comprises stator and coordinates with stator rotation, rotor is cage-shaped structure, and stator comprises stator core and is located at the stator winding on stator core, and the number of poles of use in washing machine single phase induction motor is two poles, its synchronous speed is 3000rpm, and rated speed is 2200rpm ~ 2800rpm.Compared with the single phase induction motor of existing use in washing machine four pole, the rotating speed of the use in washing machine single phase induction motor in the utility model is doubled, like this, under identical power output, the Driving Torque of motor can be made to reduce half, thus reduce the volume of motor, and then taking up room of reducing that motor installs in washing machine, increase the inner space of washing machine, be beneficial to the interior spatial structure design optimizing washing machine, and reduce the weight of motor, reduce the cost of motor.
Description
Technical field
The utility model belongs to machine field, particularly relates to use in washing machine single phase induction motor and has the washing machine of this use in washing machine single phase induction motor.
Background technology
Existing rotary drum washing machine single phase induction motor is all quadrupole motor, and its synchronous speed is 1500rpm.The operation principle of this washing machine is: washing machine is under dewatering work state, and quadrupole motor is carried out driving washing container and rotated about primary speed-down structure decelerates to 750mm ~ 800rpm scope; And washing machine is under washing operating state, quadrupole motor is carried out driving washing container and is rotated about primary speed-down structure and double reduction structure decelerate to 210 ~ 260rpm scope.
Existing rotary drum washing machine has the following disadvantages in a particular application: it is quadrupole motor for the motor driving washing container to rotate, synchronous speed is 1500rpm, and its rotating speed is relatively low, like this, corresponding to identical power output, the Driving Torque of its motor can be larger; And be directly proportional to the torque of motor due to the volume of motor, therefore, make the volume of its motor can be larger, thus taking up room that motor is installed in washing machine be larger, hinders the optimal design of internal machine volume structure.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, provides use in washing machine single phase induction motor and washing machine, which solves existing use in washing machine single phase induction motor and install the large technical problem that takes up room in washing machine.
For achieving the above object, the technical solution adopted in the utility model is: use in washing machine single phase induction motor, the rotor comprising stator and coordinate with described stator rotation, described stator comprises stator core and is located at the stator winding on described stator core, described rotor is cage-shaped structure, the number of poles of described use in washing machine single phase induction motor is two poles, and its synchronous speed is 3000rpm, and rated speed is 2200rpm ~ 2800rpm.
Preferably, the endoporus being provided with and wearing for described rotor is run through in the inner side of described stator core, described stator core comprises two relative and parallel the first outward flanges, second outward flange relative and parallel with two, and the distance described in two between first outward flange is less than or equal to the distance described in two between second outward flange, the ratio of the distance described in the diameter of described endoporus and two between first outward flange is less than or equal to 0.49:1.
Preferably, the distance described in two between first outward flange is 116mm ± 5mm.
Preferably, described stator core is 35mm ± 2.5mm along its axially extended height.
Preferably, described stator core is provided with several winding slot groups supplying described stator winding accommodating, each described winding slot group comprises the deep trouth that four shallow slots and two recessed degree of depth are greater than the recessed degree of depth of described shallow slot, and in same described winding slot group, deep trouth described in two is disposed adjacent and is positioned at the same side of four described shallow slots.
Preferably, the groove face area of described deep trouth and the groove face area ratio of described shallow slot are more than or equal to 1.36:1.
Preferably, described winding slot group is provided with four, and the outward flange of described stator core has four turnings, and each described deep trouth in four described winding slot groups outer peripheral four described turnings are oppositely arranged with described stator core respectively.
Preferably, described stator winding comprises main winding and auxiliary winding, the one in described shallow slot in main winding described in a winding and described auxiliary winding; Be arranged with described main winding and described auxiliary winding in described deep trouth simultaneously, or, the one in described deep trouth in main winding described in a winding and described auxiliary winding.
The use in washing machine single phase induction motor that the utility model provides, by being two poles by design of electrical motor, thus makes the synchronous speed of motor bring up to 3000rpm; And in order to meet the rotation speed requirements of washing machine under dewatering work state and washing operating state, realize by the speed reducing ratio increasing transmission controlling mechanism.Compared with the single phase induction motor of existing use in washing machine four pole, the rotating speed of use in washing machine single phase induction motor of the present utility model is doubled, like this, under identical power output, the Driving Torque of motor can be made to reduce half, thus the volume of motor can be made to reduce about about 20%, and then taking up room of effectively reducing that motor installs in washing machine, increase the inner space of washing machine, be beneficial to the interior spatial structure design optimizing washing machine, and reduce the weight of motor, reduce the cost of motor.
Further, the utility model additionally provides washing machine, it comprises washing container, for the drive motors that drives described washing container to rotate and the transmission controlling mechanism be in transmission connection between described washing container and described drive motors, described drive motors adopts above-mentioned use in washing machine single phase induction motor, and described rotor connects described washing container by described transmission controlling mechanism.
Preferably, described transmission controlling mechanism comprises the clutch be connected with described rotor and the reducing transmission structure be connected between described clutch and described washing container, described reducing transmission structure comprises primary speed-down structure and double reduction structure, and described use in washing machine single phase induction motor is undertaken driving described washing container with the rotational speed of 750rpm ~ 800rpm by the transmission of described clutch and described primary speed-down structure; Or described use in washing machine single phase induction motor is undertaken driving described washing container with the rotational speed of 210rpm ~ 260rpm by the transmission of described clutch, described primary speed-down structure and described double reduction structure.
The washing machine that the utility model provides, owing to have employed above-mentioned use in washing machine single phase induction motor, therefore, what reduce that motor installs in washing machine takes up room, increase the useful space of washing machine internal, thus be beneficial to the internal structure optimizing washing machine, be finally beneficial to the combination property promoting washing machine.
Accompanying drawing explanation
Fig. 1 is the planar structure schematic diagram of the stator that the utility model embodiment provides;
Fig. 2 is the fit structure schematic diagram of the stator that provides of the utility model embodiment and rotor.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
It should be noted that, when an element is described on " being fixed on " or " being arranged at " another element, it can directly on another element or may there is centering elements simultaneously.Be described to be " connection " another element when an element, it can be directly connect another element or may there is centering elements simultaneously.
Also it should be noted that, the orientation term such as left and right, upper and lower, the top in following examples, end, is only relative concept or be reference with the normal operating condition of product each other, and should not be regarded as have restrictive.
As depicted in figs. 1 and 2, the use in washing machine single phase induction motor that the utility model embodiment provides, the rotor 2 comprising stator 1 and be rotatably assorted with stator 1, rotor 2 is cage-shaped structure, the stator winding 12 that stator 1 comprises stator core 11 and is located on stator core 11, the number of poles of use in washing machine single phase induction motor is two poles, and its synchronous speed is 3000rpm, and rated speed is 2200rpm ~ 2800rpm.The use in washing machine single phase induction motor that the utility model embodiment provides, by design of electrical motor is become two-level structure, thus make the synchronous speed of motor bring up to 3000rpm, it is compared with existing level Four single phase induction motor, rotating speed is doubled, like this, under identical power output, the Driving Torque of motor can be made to reduce half, thus the volume of motor can be made to reduce about about 20%, and then taking up room of effectively reducing that motor installs in washing machine, increase the inner space of washing machine, be beneficial to the interior spatial structure design optimizing washing machine, and reduce the weight of motor, reduce the material cost of motor.
Preferably, the endoporus 111 being provided with and wearing for rotor 2 is run through in the inner side of stator core 11, and namely the use in washing machine single phase induction motor of the present embodiment is inner rotor motor.The gabarit of stator core 11 is roughly square-shaped, it comprises two relative and parallel the first outward flanges 112, second outward flange 113 relative and parallel with two, and the distance L1 between two first outward flanges 112 is less than or equal to the distance L2 between two second outward flanges 113.Adopt the gabarit design of stator core 11 in the present embodiment, be both beneficial to the uniformity ensureing the distribution of stator core 11 tooth yoke, be beneficial to again the overall dimension and weight that reduce stator core 11, and then be beneficial to the stock utilization improving stator core.
Preferably, the ratio of the distance L1 between the diameter D of endoporus 111 and two first outward flanges 112 is less than or equal to 0.49:1, adopt the design of this ratio can make the cost optimization of stator core 11 and stator winding 12, thus be beneficial to the cost reducing motor and the volume reducing motor.
Preferably, distance L1 between two first outward flanges 112 is 116mm ± 5mm, stator core 11 is 35mm ± 2.5mm along its axially extended height, like this, be beneficial to the build and the distribution of tooth yoke of optimizing stator core 11, effectively reduce the volume of motor, and it is under the prerequisite meeting motor performance parameter request, the weight of stator core 11 can be made to reduce about about 20%.
Preferably, stator core 11 is provided with several winding slot groups 114 supplying stator winding 12 accommodating, each winding slot group 114 comprises the deep trouth 1142 that four shallow slots 1141 and two recessed degree of depth are greater than the recessed degree of depth of shallow slot 1141, and in same winding slot group 114, two deep trouths 1142 are disposed adjacent and are positioned at the same side of four shallow slots 1141.The recessed degree of depth of shallow slot 1141 or deep trouth 1142 specifically refers to the degree of depth that shallow slot 1141 or deep trouth 1142 extend from endoporus 111 towards stator core 11 outward flange. for convenience of description, shallow slot 1141 and deep trouth 1142 are all referred to as winding slot by the present embodiment, and the winding slot namely mentioned in embodiment both can refer to that shallow slot 1141 also can refer to deep trouth 1142.The present embodiment, by winding slot being designed to the different shallow slot of the recessed degree of depth 1141 and deep trouth 1142, thus the utilance of winding slot can be improved, having given full play to the groove utilance of each winding slot, and then improve electric efficiency, and be beneficial to the uniformity improving the distribution of stator core 11 tooth yoke.
Preferably, the groove face area of deep trouth 1142 and the groove face area ratio of shallow slot 1141 are more than or equal to 1.36:1, adopt this ratio to design, and can make the tooth yoke distribution optimization of stator core 11, and be beneficial to the stock utilization improving stator core 11.
Preferably, winding slot group 114 is provided with four, and like this, the quantity sum of shallow slot 1141 and deep trouth 1142 is 24, and namely the quantity of winding slot is 24.The outward flange of stator core 11 has four turnings 115, each turning 115 lays respectively at the intersection of each first outward flange 112 and each second outward flange 113, and each deep trouth 1142 in four winding slot groups 114 outer peripheral four turnings 115 are oppositely arranged with stator core 11 respectively, like this, be beneficial to and avoid causing due to the setting of deep trouth 1142 the too thin phenomenon in stator yoke local to occur, thus effectively prevent because the too thin affected phenomenon of magnetic circuit that causes in stator yoke local occurs, ensure that the uniformity that stator core 11 tooth yoke distributes.
Preferably, stator winding 12 is aluminium winding, like this, under the prerequisite meeting electric efficiency, can be beneficial to the material cost reducing stator winding 12, thus be beneficial to the cost reducing motor.Of course, in embody rule, stator winding 12 also can be copper winding.
Preferably, stator winding 12 comprises main winding and auxiliary winding, the one in shallow slot 1141 in a winding main winding and auxiliary winding; Be arranged with main winding and auxiliary winding in deep trouth 1142 simultaneously, like this, be beneficial to the groove utilance and copper factor that improve shallow slot 1141 and deep trouth 1142.Of course, in embody rule, also can one in a winding main winding and auxiliary winding in deep trouth 1142; Or, be arranged with main winding and auxiliary winding in a part of deep trouth 1142, the one in another part deep trouth 1142 in a winding main winding and auxiliary winding simultaneously.
Preferably, the rotor 2 of the present embodiment is cage rotor.Particularly, rotor 2 comprises rotating shaft, is installed on the rotor core in rotating shaft and is located at rotor core upper rotor part winding, in the present embodiment, rotor windings is squirrel-cage winding, squirrel-cage winding is specially to be formed by aluminum strip or copper bar and end ring welding or cast and forms, and its structure is simple, cheap, sturdy and durable, easy to maintenance.
Further, the utility model embodiment still provides washing machine, it comprises washing container (not shown) for holding clothing, for the drive motors that drives washing container to rotate and the transmission controlling mechanism (not shown) be in transmission connection between washing container and drive motors, drive motors adopts above-mentioned use in washing machine single phase induction motor, and rotor 2 connects washing container by transmission controlling mechanism.The washing machine that the utility model embodiment provides, be specially impeller type washing machine, it is owing to have employed above-mentioned use in washing machine single phase induction motor, therefore, what reduce that motor installs in washing machine takes up room, increase the useful space of washing machine internal, thus be beneficial to the internal structure optimizing washing machine, be finally beneficial to the combination property promoting washing machine.
Preferably, in the present embodiment, washing container rotates around vertical axes, and namely the rotary middle spindle of washing container is vertical axes, and it is beneficial to the internal structure optimizing washing machine.
Preferably, transmission controlling mechanism comprises the clutch be connected with rotor 2 and the reducing transmission structure be connected between clutch and washing container, reducing transmission structure comprises primary speed-down structure and double reduction structure, and use in washing machine single phase induction motor is undertaken driving washing container with the rotational speed of 750rpm ~ 800rpm by the transmission of clutch and primary speed-down structure; Or use in washing machine single phase induction motor is undertaken driving washing container with the rotational speed of 210rpm ~ 260rpm by the transmission of clutch, primary speed-down structure and double reduction structure.In the present embodiment, clutch can be used for the power cut off or transmission use in washing machine single phase induction motor is carried to reducing transmission structure on the one hand; Also can be used for the path switching use in washing machine single phase induction motor transmitting power on the other hand, particularly, the power that clutch can make use in washing machine single phase induction motor export directly is passed on washing container after primary speed-down structure is slowed down, and the power that use in washing machine single phase induction motor also can be made to export just is passed on washing container after primary speed-down structure and double reduction structure are slowed down.In embody rule, under dewatering work state, the power that use in washing machine single phase induction motor exports is passed in primary speed-down structure through clutch and slows down, the rotational speed decelerates that use in washing machine single phase induction motor can export by primary speed-down structure is passed on washing container to 750rpm ~ 800rpm, rotates with the rotating speed of 750rpm ~ 800rpm to make washing container.And under washing operating state, the power that use in washing machine single phase induction motor exports is passed in primary speed-down structure through clutch and slows down, the rotational speed decelerates that use in washing machine single phase induction motor can export by primary speed-down structure is to 750rpm ~ 800rpm and be passed in double reduction structure and slow down, the dynamic retarding that is passed to by primary speed-down structure on it can be passed on washing container to 210rpm ~ 260rpm by double reduction structure, rotates with the rotating speed of 210rpm ~ 260rpm to make washing container.
Particularly, compared with the washing machine of existing employing four pole single phase induction motor, in this enforcement, the speed reducing ratio of primary speed-down structure is increased to 2.5 ~ 3.5 from about 1.72, and the speed reducing ratio of double reduction structure does not change, like this, both the rotating speed of washing container under dewatering work state can have been made to be 750rpm ~ 800rpm, can make again to wash the rotating speed of washing container under operating state is 210rpm ~ 260rpm, thus effectively meet the working speed requirement of washing machine, and just change the speed reducing ratio of primary speed-down structure due to it, therefore, its structure is simple, be easy to realize.
Preferably, in the present embodiment, primary speed-down structure is belt transmission structure, and double reduction structure is gear transmission structure, its stable drive, compact conformation.Of course, in embody rule, primary speed-down structure and double reduction structure also can be the combination of other drive mechanism.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace or improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. use in washing machine single phase induction motor, the rotor comprising stator and coordinate with described stator rotation, described stator comprises stator core and is located at the stator winding on described stator core, it is characterized in that: described rotor is cage-shaped structure, the number of poles of described use in washing machine single phase induction motor is two poles, its synchronous speed is 3000rpm, and rated speed is 2200rpm ~ 2800rpm.
2. use in washing machine single phase induction motor as claimed in claim 1, it is characterized in that: the endoporus being provided with and wearing for described rotor is run through in the inner side of described stator core, described stator core comprises two relative and parallel the first outward flanges, second outward flange relative and parallel with two, and the distance described in two between first outward flange is less than or equal to the distance described in two between second outward flange, the ratio of the distance described in the diameter of described endoporus and two between first outward flange is less than or equal to 0.49:1.
3. use in washing machine single phase induction motor as claimed in claim 2, is characterized in that: the distance described in two between first outward flange is 116 ± 5mm.
4. the use in washing machine single phase induction motor as described in any one of claims 1 to 3, is characterized in that: described stator core is 35mm ± 2.5mm along its axially extended height.
5. the use in washing machine single phase induction motor as described in any one of claims 1 to 3, it is characterized in that: described stator core is provided with several winding slot groups supplying described stator winding accommodating, each described winding slot group comprises the deep trouth that four shallow slots and two recessed degree of depth are greater than the recessed degree of depth of described shallow slot, and in same described winding slot group, deep trouth described in two is disposed adjacent and is positioned at the same side of four described shallow slots.
6. use in washing machine single phase induction motor as claimed in claim 5, is characterized in that: the groove face area of described deep trouth and the groove face area ratio of described shallow slot are more than or equal to 1.36:1.
7. use in washing machine single phase induction motor as claimed in claim 5, it is characterized in that: described winding slot group is provided with four, the outward flange of described stator core has four turnings, and each described deep trouth in four described winding slot groups outer peripheral four described turnings are oppositely arranged with described stator core respectively.
8. use in washing machine single phase induction motor as claimed in claim 5, is characterized in that: described stator winding comprises main winding and auxiliary winding, the one in described shallow slot in main winding described in a winding and described auxiliary winding; Be arranged with described main winding and described auxiliary winding in described deep trouth simultaneously, or, the one in described deep trouth in main winding described in a winding and described auxiliary winding.
9. washing machine, comprise washing container, for the drive motors that drives described washing container to rotate and the transmission controlling mechanism be in transmission connection between described washing container and described drive motors, it is characterized in that: described drive motors adopts the use in washing machine single phase induction motor as described in any one of claim 1 to 8, and described rotor connects described washing container by described transmission controlling mechanism.
10. washing machine as claimed in claim 9, it is characterized in that: described transmission controlling mechanism comprises the clutch be connected with described rotor and the reducing transmission structure be connected between described clutch and described washing container, described reducing transmission structure comprises primary speed-down structure and double reduction structure, and described use in washing machine single phase induction motor is undertaken driving described washing container with the rotational speed of 750rpm ~ 800rpm by the transmission of described clutch and described primary speed-down structure; Or described use in washing machine single phase induction motor is undertaken driving described washing container with the rotational speed of 210rpm ~ 260rpm by the transmission of described clutch, described primary speed-down structure and described double reduction structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520369393.3U CN204652180U (en) | 2015-06-01 | 2015-06-01 | Use in washing machine single phase induction motor and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520369393.3U CN204652180U (en) | 2015-06-01 | 2015-06-01 | Use in washing machine single phase induction motor and washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204652180U true CN204652180U (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520369393.3U Withdrawn - After Issue CN204652180U (en) | 2015-06-01 | 2015-06-01 | Use in washing machine single phase induction motor and washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204652180U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836400A (en) * | 2015-06-01 | 2015-08-12 | 广东威灵电机制造有限公司 | Washing machine and single-phase induction motor for washing machine |
-
2015
- 2015-06-01 CN CN201520369393.3U patent/CN204652180U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836400A (en) * | 2015-06-01 | 2015-08-12 | 广东威灵电机制造有限公司 | Washing machine and single-phase induction motor for washing machine |
| WO2016192342A1 (en) * | 2015-06-01 | 2016-12-08 | 广东威灵电机制造有限公司 | Single-phase induction motor for washing machine, and washing machine |
| CN104836400B (en) * | 2015-06-01 | 2017-10-31 | 广东威灵电机制造有限公司 | Use in washing machine single phase induction motor and washing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150916 Effective date of abandoning: 20171031 |
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| AV01 | Patent right actively abandoned |