CN107587316B - Driving system of washing machine and washing machine with same - Google Patents
Driving system of washing machine and washing machine with same Download PDFInfo
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- CN107587316B CN107587316B CN201610541027.0A CN201610541027A CN107587316B CN 107587316 B CN107587316 B CN 107587316B CN 201610541027 A CN201610541027 A CN 201610541027A CN 107587316 B CN107587316 B CN 107587316B
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- washing machine
- motor
- shaft
- limb
- ratchet wheel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention discloses a driving system of a washing machine and the washing machine with the same. The driving system of the washing machine comprises a motor and a clutch without a speed reduction unit, and the clutch is in transmission connection with the motor. The driving system of the washing machine has the advantages of small occupied space, simple structure, convenient production and low cost, and can realize the hand scrubbing function of the washing machine.
Description
Technical Field
The invention relates to the technical field of washing equipment, in particular to a driving system of a washing machine and the washing machine with the driving system of the washing machine.
Background
In the related art, the space occupied by the clutch is larger, and how to achieve the largest washing capacity of the washing machine with the same volume or how to achieve the smallest washing capacity of the washing machine with the same washing capacity is a problem that the miniaturization design of the washing machine needs to be considered.
Meanwhile, in the related art, since the rotation speed of the motor connected with the clutch is not adjustable, the output rotation speed needs to be adjusted by arranging a speed change mechanism (such as a speed reduction mechanism) on the clutch, which results in complex structure, inconvenient production, high cost and incapability of realizing the hand scrubbing effect.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides a driving system of the washing machine, which has the advantages of small occupied space, simple structure, convenient production, low cost, capability of realizing the hand rubbing function of the washing machine and the like.
The invention also provides a washing machine with the driving system of the washing machine.
A driving system of a washing machine according to an embodiment of a first aspect of the present invention includes: a motor; and the clutch is in transmission connection with the motor.
According to the driving system of the washing machine, the motor with controllable rotating speed is adopted, and the output rotating speed is regulated by controlling the rotating speed of the motor, so that a speed change mechanism in the conventional clutch can be omitted, the occupied space is small, the structure is simple, the production is convenient, the cost is low, and the hand rubbing washing of the washing machine can be realized.
In addition, the driving system of the washing machine according to the embodiment of the present invention has the following additional technical features:
according to some embodiments of the invention, the clutch at least comprises an input shaft, a dehydration shaft, a clutch sleeve and a ratchet wheel, wherein the motor is in transmission connection with the input shaft, the clutch sleeve and the dehydration shaft are sleeved on the input shaft, a spring holding hoop is arranged on the clutch sleeve and the dehydration shaft and is connected with the ratchet wheel, and a shifting fork is arranged on the outer side of the ratchet wheel.
Further, two ends of the holding spring are respectively connected with the two ratchet wheels, the shifting fork is provided with two pawls, and the two pawls are respectively connected with the two ratchet wheels.
Further, the dewatering shaft is a driven shaft which rotates along with the washing state.
Optionally, the motor is in driving connection with the input shaft through a belt pulley.
Optionally, the dehydration shaft is a flange shaft.
Advantageously, an oil bearing is provided between the dewatering shaft and the input shaft.
According to some embodiments of the invention, the controller controls the rotational speed of the motor by controlling a duty cycle of power input to the motor.
Advantageously, the controller is integrated within the motor.
Preferably, the controller is a circuit board provided within the motor.
According to some embodiments of the invention, the motor is a variable frequency motor.
A washing machine according to an embodiment of the second aspect of the present invention includes a driving system of the washing machine according to an embodiment of the first aspect of the present invention.
According to the washing machine provided by the embodiment of the invention, by utilizing the driving system of the washing machine, the maximum washing capacity can be realized under the condition of the same volume, the minimum volume can be realized under the condition of the same washing capacity, the hand scrubbing can be realized, and the washing machine is simple in structure, convenient to produce and low in cost.
According to some embodiments of the invention, the washing machine further comprises: a housing assembly; the handle is pivotally arranged on the box body assembly.
Further, the handle includes: operating the limbs; the box comprises a box body assembly, a first connecting limb and a second connecting limb, wherein one end of the first connecting limb is connected with one end of the operation limb, one end of the second connecting limb is connected with the other end of the operation limb, and the other end of the first connecting limb and the other end of the second connecting limb are respectively and pivotally arranged on two opposite outer side walls of the box body assembly.
According to some embodiments of the invention, the washing machine is a pulsator washing machine.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a perspective view of a washing machine according to an embodiment of the present invention;
fig. 2 is a perspective view of a clutch of a driving system of a washing machine according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a clutch of a driving system of a washing machine according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a clutch of a driving system of a washing machine according to an embodiment of the present invention.
Reference numerals:
the washing machine 1 is provided with a washing machine,
clutch 100, ratchet 101, fork 102, first ratchet 110, second ratchet 120,
the housing assembly 200 is configured to be positioned in a closed position,
handle 300, operating arm 310, first connecting arm 320, second connecting arm 330.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
A driving system of a washing machine according to an embodiment of the first aspect of the present invention, which has advantages of small occupied space, simple structure, convenient production, low cost, and can implement a hand scrubbing function of the washing machine, will be described with reference to fig. 1 to 4.
As shown in fig. 1 to 4, a driving system of a washing machine according to an embodiment of the present invention includes a motor (not shown) and a clutch 100 without a reduction unit.
According to the driving system of the washing machine, the motor with controllable rotating speed is adopted, the output rotating speed is regulated by controlling the rotating speed of the motor, the structure is simple, the production is convenient, the cost is low, and the motor can be a variable frequency motor, for example. And when the washing machine is in a washing state, the shifting fork is separated from the ratchet wheel, and the dewatering shaft is a driven shaft which is driven by no power. The input shaft drives water flow and clothes in the bucket to rotate through the impeller, so that the water containing bucket is driven to follow the rotation to a certain degree. When the pulsator reciprocates positively and negatively, the pulsator and the water containing bucket are not synchronously rotated, and the pulsator and the water containing bucket relatively reversely rotate to a certain extent, so that hand scrubbing is realized. Alternatively, the washing machine may be a pulsator washing machine, thereby being convenient to operate.
According to a preferred embodiment of the invention, a gear reduction mechanism in the existing clutch is omitted, the structure of the washing machine is simplified, the volume of the washing machine is reduced, and the space effective utilization rate of the washing machine is improved. In other words, after the gear reduction mechanism in the existing clutch is omitted, the whole height and the volume of the small washing machine can be effectively controlled and utilized, namely, the space layout in the barrel bottom of the small washing machine is more facilitated, and the production is convenient.
According to some embodiments of the present invention, as shown in fig. 2-4, the clutch 100 at least comprises an input shaft, a dehydration shaft, a clutch sleeve and a ratchet wheel 101, the motor is in transmission connection with the input shaft, the input shaft is sleeved with the clutch sleeve and the dehydration shaft, a spring holding hoop is arranged on the clutch sleeve and the dehydration shaft and is connected with the ratchet wheel 101, and a shifting fork 102 is arranged outside the ratchet wheel 101.
Further, the ratchet wheels 101 are two and are respectively a first ratchet wheel 110 and a second ratchet wheel 120, two ends of the holding spring are respectively connected with the first ratchet wheel 110 and the second ratchet wheel 120, the shifting fork 102 is provided with two pawls which are respectively a first pawl and a second pawl, the first pawl is connected with the first ratchet wheel 110, and the second pawl is connected with the second ratchet wheel 120, so that occupied space is further reduced. Thus, when the first pawl and the second pawl are respectively connected with the first ratchet wheel 110 and the second ratchet wheel 120 in a matched manner, the holding spring is in a loosening state, the input shaft is a driving shaft, the dehydration shaft is a driven shaft which rotates along with the input shaft, and the washing machine is in a washing state at the moment; when the first pawl and the second pawl are separated from the first ratchet 110 and the second ratchet 120, respectively, the locking state of the wrap spring is restored, and the input shaft and the dehydrating shaft rotate synchronously, so that the washing machine is in the dehydrating state. Thereby realizing the washing and dehydrating functions of the washing machine.
Optionally, the motor can be connected with the input shaft through belt pulley transmission, so that the motor is convenient to install, reliable in transmission and easy to maintain. Optionally, the dewatering shaft may be a flange shaft, so that the dewatering shaft is convenient to disassemble and assemble. Advantageously, an oil bearing may be provided between the dewatering shaft and the input shaft to support and lubricate the dewatering shaft and the input shaft.
According to some embodiments of the invention, a controller (not shown) may control the rotational speed of the motor by controlling the duty cycle of power input to the motor. Preferably, the controller is integrated in the motor, so that the washing machine is more compact in structure and more convenient in production. In particular, the controller may be a circuit board provided within the motor, thereby facilitating assembly and saving costs.
As shown in fig. 1 to 4, a washing machine 1 according to an embodiment of the second aspect of the present invention includes a driving system of the washing machine according to an embodiment of the first aspect of the present invention. Alternatively, the washing machine 1 is a pulsator washing machine.
According to the washing machine 1 of the embodiment of the invention, by using the driving system of the washing machine, the maximum washing capacity can be realized under the same volume condition, the minimum volume can be realized under the same washing capacity condition, the hand scrubbing can be realized, and the washing machine has the advantages of simple structure, convenient production and low cost.
According to some embodiments of the present invention, as shown in fig. 1, the washing machine 1 may further include a cabinet assembly 200 and a handle 300, the handle 300 being pivotally mounted on the cabinet assembly 200, thereby facilitating movement and carrying of the washing machine 1. Further, the handle 300 includes an operation limb 310, a first connection limb 320 and a second connection limb 330, one end of the first connection limb 320 is connected with one end of the operation limb 310, one end of the second connection limb 330 is connected with the other end of the operation limb 310, and the other end of the first connection limb 320 and the other end of the second connection limb 330 are respectively pivotally mounted on two opposite outer side walls of the box assembly 200, so that the washing machine 1 can be conveniently lifted up or the operation limb 310 can be conveniently retracted, and the occupied space is small. Advantageously, the operating limb 310, the first connecting limb 320 and the second connecting limb 330 may be integrally formed, so that the structure is simpler and more compact and the manufacturing process is easier.
For example, the right end of the operation limb 310 is mounted on the right outer sidewall of the case assembly 200 through the first connection limb 320, and the left end of the operation limb 310 is mounted on the left outer sidewall of the case assembly 200 through the second connection limb 330, such that the operation limb 310 can be held and the first connection limb 320 and the second connection limb 330 can be rotated with respect to the case assembly 200, respectively, to switch the operation limb 310 from the stowed state shown in fig. 1 to the deployed state, i.e., the length of the first connection limb 320 and the length of the second connection limb 330 are oriented in the vertical direction, respectively, and the washing machine 1 can be lifted; or the operation limb 310 is switched from the unfolded state to the folded state to reduce the occupied space of the washing machine 1. It will be appreciated that the operating limb 310 may be located either forward or rearward of the housing assembly 200 in the stowed condition, and that fig. 1 shows the operating limb 310 located rearward of the housing assembly 200 in the stowed condition.
The washing machine 1 according to one embodiment of the present invention will be described in detail with reference to the accompanying drawings, it being understood that the following description is only illustrative and not to be construed as limiting the present invention.
As shown in fig. 1 to 4, a washing machine 1 according to an embodiment of the present invention includes a motor (not shown), a clutch 100, a controller (not shown), a cabinet assembly 200, and a handle 300.
Specifically, the washing machine 1 is a pulsator washing machine. The motor is a variable frequency motor, the controller is a circuit board integrated in the motor, the controller is communicated with the motor, and the controller controls the rotating speed of the motor by controlling the power duty ratio input to the motor.
The clutch 100 is a ratchet clutch and includes a first ratchet 110, a second ratchet 120, an input shaft, a de-watering shaft, a clutch sleeve, a wrap spring, and a fork 102. Specifically, the motor is in transmission connection with the input shaft through a belt pulley, the clutch sleeve and the dehydration sleeve are arranged on the input shaft in a sleeved mode, an oil-containing bearing is arranged between the dehydration shaft and the input shaft, the spring holding hoop is arranged on the clutch sleeve and the dehydration shaft, two ends of the spring holding hoop are respectively connected with the first ratchet wheel 110 and the second ratchet wheel 120, the shifting fork 102 is arranged on the outer sides of the first ratchet wheel 110 and the second ratchet wheel 120, and the shifting fork 102 is provided with a first pawl and a second pawl which are respectively connected with the first ratchet wheel 110 and the second ratchet wheel 120 in a matched mode. Wherein the clutch 100 is devoid of a gear reduction mechanism.
The handle 300 is an integrally formed part and comprises an operation limb 310, a first connecting limb 320 and a second connecting limb 330, wherein one end of the first connecting limb 320 is connected with the right end of the operation limb 310, one end of the second connecting limb 330 is connected with the left end of the operation limb 310, and the other end of the first connecting limb 320 and the other end of the second connecting limb 330 are respectively and pivotally arranged on the left outer side wall and the right outer side wall of the box assembly 200.
According to the washing machine 1 provided by the embodiment of the invention, the motor with controllable rotating speed is adopted, and the clutch 100 adopts a double-ratchet structure, so that the washing machine is small in size, high in space utilization rate, simple in structure, convenient to produce and low in cost, and can realize hand scrubbing.
Other constructions and operations of the washing machine 1 according to the embodiment of the present invention are known to those skilled in the art, and will not be described in detail herein.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "a particular embodiment," "alternative embodiments," "examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (13)
1. A driving system of a washing machine, comprising:
a motor;
the clutch is in transmission connection with the motor;
the clutch at least comprises an input shaft, a dehydration shaft, a clutch sleeve and a ratchet wheel, wherein the motor is in transmission connection with the input shaft, the clutch sleeve and the dehydration shaft are sleeved on the input shaft, a spring holding hoop is arranged on the clutch sleeve and the dehydration shaft and is connected with the ratchet wheel, and a shifting fork is arranged on the outer side of the ratchet wheel;
the two ends of the holding spring are respectively connected with the two ratchets, the shifting fork is provided with two pawls, and the two pawls are respectively connected with the two ratchets;
the two pawls are respectively a first pawl and a second pawl, the two ratchets are respectively a first ratchet and a second ratchet,
when the first pawl and the second pawl are respectively connected with the first ratchet wheel and the second ratchet wheel in a matched mode, the holding spring is in a loosening state; when the first pawl and the second pawl are separated from the first ratchet wheel and the second ratchet wheel respectively, the locking state of the holding spring is restored.
2. The drive system of a washing machine as claimed in claim 1, wherein the dehydrating shaft is a follower shaft in a washing state.
3. A drive system for a washing machine as claimed in claim 1 wherein the motor is drivingly connected to the input shaft by a pulley.
4. The drive system of a washing machine as claimed in claim 1, wherein the dehydrating shaft is a flange shaft.
5. A drive system of a washing machine according to claim 1, characterized in that an oil bearing is provided between the dewatering shaft and the input shaft.
6. The driving system of the washing machine as claimed in claim 1, wherein the controller controls the rotation speed of the motor by controlling a duty ratio of power input to the motor.
7. The drive system of a washing machine as claimed in claim 6, wherein the controller is integrated within the motor.
8. The drive system of a washing machine as claimed in claim 7, wherein the controller is a circuit board provided in the motor.
9. The drive system of a washing machine as claimed in claim 1, wherein the motor is a variable frequency motor.
10. A washing machine comprising a drive system of a washing machine as claimed in any one of claims 1 to 9.
11. The washing machine as claimed in claim 10, further comprising:
a housing assembly;
the handle is pivotally arranged on the box body assembly.
12. The washing machine as claimed in claim 11, wherein the handle includes:
operating the limbs;
the box comprises a box body assembly, a first connecting limb and a second connecting limb, wherein one end of the first connecting limb is connected with one end of the operation limb, one end of the second connecting limb is connected with the other end of the operation limb, and the other end of the first connecting limb and the other end of the second connecting limb are respectively and pivotally arranged on two opposite outer side walls of the box body assembly.
13. The washing machine of claim 10, wherein the washing machine is a pulsator washing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610541027.0A CN107587316B (en) | 2016-07-08 | 2016-07-08 | Driving system of washing machine and washing machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610541027.0A CN107587316B (en) | 2016-07-08 | 2016-07-08 | Driving system of washing machine and washing machine with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107587316A CN107587316A (en) | 2018-01-16 |
| CN107587316B true CN107587316B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610541027.0A Active CN107587316B (en) | 2016-07-08 | 2016-07-08 | Driving system of washing machine and washing machine with same |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2441829Y (en) * | 2000-07-12 | 2001-08-08 | 北京东方渴望科技发展有限公司 | Power direct drive device for washing machine |
| CN2458327Y (en) * | 2000-12-31 | 2001-11-07 | 江门市机床厂有限公司 | Rubbing washing type direct drive for washer |
| CN2458326Y (en) * | 2000-12-31 | 2001-11-07 | 江门机床厂有限公司 | Stirring rubbing washing type washer clutch |
| CN101109141A (en) * | 2007-08-21 | 2008-01-23 | 杨欣 | Wave-wheel washing machine adapted for frequency conversion technology |
| CN201598465U (en) * | 2009-12-29 | 2010-10-06 | 无锡小天鹅股份有限公司 | Clutch installing structure with direct-current variable-frequency motor driver |
| CN202705733U (en) * | 2012-07-26 | 2013-01-30 | 慈溪市益达电器有限公司 | Washing machine decelerating clutch with improved pawl |
| CN203625676U (en) * | 2013-12-12 | 2014-06-04 | 慈溪市益达电器有限公司 | Decelerating clutch for washing machine |
| CN204455620U (en) * | 2014-12-08 | 2015-07-08 | 王贺宣 | Portable washing machine |
-
2016
- 2016-07-08 CN CN201610541027.0A patent/CN107587316B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2441829Y (en) * | 2000-07-12 | 2001-08-08 | 北京东方渴望科技发展有限公司 | Power direct drive device for washing machine |
| CN2458327Y (en) * | 2000-12-31 | 2001-11-07 | 江门市机床厂有限公司 | Rubbing washing type direct drive for washer |
| CN2458326Y (en) * | 2000-12-31 | 2001-11-07 | 江门机床厂有限公司 | Stirring rubbing washing type washer clutch |
| CN101109141A (en) * | 2007-08-21 | 2008-01-23 | 杨欣 | Wave-wheel washing machine adapted for frequency conversion technology |
| CN201598465U (en) * | 2009-12-29 | 2010-10-06 | 无锡小天鹅股份有限公司 | Clutch installing structure with direct-current variable-frequency motor driver |
| CN202705733U (en) * | 2012-07-26 | 2013-01-30 | 慈溪市益达电器有限公司 | Washing machine decelerating clutch with improved pawl |
| CN203625676U (en) * | 2013-12-12 | 2014-06-04 | 慈溪市益达电器有限公司 | Decelerating clutch for washing machine |
| CN204455620U (en) * | 2014-12-08 | 2015-07-08 | 王贺宣 | Portable washing machine |
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| CN107587316A (en) | 2018-01-16 |
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Effective date of registration: 20190725 Address after: 214028 No. 18 Changjiang South Road, Wuxi National High-tech Development Zone, Jiangsu Province Applicant after: Wuxi Little Swan Electric Co.,Ltd. Address before: 214028 Wuxi Changjiang Road, Wuxi New District, Jiangsu, No. 18 Applicant before: WUXI LITTLE SWAN Co.,Ltd. |
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