阅读说明：本技术 一种洗衣机减速离合装置及洗衣机 (Washing machine speed reduction clutch and washing machine ) 是由 任强军 林华斌 许益勇 于 2018-07-25 设计创作，主要内容包括：本发明提供了一种洗衣机减速离合装置及洗衣机,洗衣机减速离合装置包括：输入轴；第一定轴轮系,包括输出轴齿轮；第二定轴轮系,包括中心齿轮；输出轴,所述的输出轴齿轮和中心齿轮分别固定安装在输出轴上；输出轴套,套设在输出轴的外部；输入轴将动力传输至第一定轴轮系,第一定轴轮系通过输出轴齿轮将动力输出至输出轴,输出轴同时将动力传输至中心齿轮带动第二定轴轮系运转,第二定轴轮系将动力输出至输出轴套。本发明的洗衣机减速离合装置结构设置合理,由两套定轴轮系分别减速传递动力,由输出轴和输出轴套输出两个动力,满足减速比、输出轴与输出轴套相对反向定传动比转动和承载能力。(The invention provides a washing machine speed reduction clutch and a washing machine, wherein the washing machine speed reduction clutch comprises: an input shaft; a first fixed shaft gear train including an output shaft gear; a second fixed gear train including a sun gear; the output shaft gear and the central gear are respectively and fixedly arranged on the output shaft; the output shaft sleeve is sleeved outside the output shaft; the input shaft transmits power to the first fixed-shaft gear train, the first fixed-shaft gear train outputs the power to the output shaft through the output shaft gear, the output shaft simultaneously transmits the power to the central gear to drive the second fixed-shaft gear train to run, and the second fixed-shaft gear train outputs the power to the output shaft sleeve. The washing machine speed reduction clutch device is reasonable in structure arrangement, the two sets of fixed-shaft gear trains are used for reducing speed and transmitting power respectively, the output shaft and the output shaft sleeve are used for outputting two powers, and the requirements for speed reduction ratio, reverse fixed-transmission-ratio rotation of the output shaft and the output shaft sleeve and bearing capacity are met.)

1. A deceleration clutch device of a washing machine, comprising:

an input shaft;

a first fixed shaft gear train including an output shaft gear;

a second fixed gear train including a sun gear;

the output shaft gear and the central gear are respectively and fixedly arranged on the output shaft;

the output shaft sleeve is sleeved outside the output shaft;

the input shaft transmits power to the first fixed-shaft gear train, the first fixed-shaft gear train outputs the power to the output shaft through the output shaft gear, the output shaft simultaneously transmits the power to the central gear to drive the second fixed-shaft gear train to run, and the second fixed-shaft gear train outputs the power to the output shaft sleeve.

2. The decelerating clutch device for a washing machine according to claim 1, wherein the output shaft is provided with a mounting structure for mounting the output shaft gear and the sun gear, and the output shaft gear and the sun gear are respectively fixedly mounted on the mounting structure and are spaced from each other.

3. The washing machine deceleration clutch device according to claim 2, characterized in that one end of the output shaft is provided with gear shaping, a central gear tooth groove is arranged inside the central gear, an output shaft gear tooth groove is arranged inside the output shaft gear, and the gear shaping of the output shaft is inserted into the central gear tooth groove and the output shaft gear tooth groove in sequence to realize the fixed installation of the central gear, the output shaft gear and the output shaft.

4. A decelerating clutch device for a washing machine according to claim 3, wherein the sun gear/output shaft gear has a protrusion extending in the axial direction thereof on an end surface thereof adjacent to the output shaft gear/sun gear, the protrusion of the sun gear/output shaft gear abutting against the end surface of the output shaft gear/sun gear so that the output shaft gear is spaced apart from the sun gear;

preferably, the protruding part is a convex ring formed by extending the periphery of the central gear tooth groove/output shaft gear tooth groove along the axial direction thereof to form an end face, and the end face of the convex ring is stopped against the end face of the output shaft gear/central gear.

5. A washing machine reduction clutch as claimed in claim 4, wherein the output shaft gear is a metal gear, the sun gear is a plastic gear, and the end face of the sun gear adjacent to the output shaft gear has a projection extending in the axial direction thereof, the projection abutting against the end face of the output shaft gear, so that the output shaft gear is spaced from the sun gear.

6. The decelerating clutch device for a washing machine as claimed in claim 2, wherein the mounting structure comprises a first mounting structure for fixedly mounting the sun gear and a second mounting structure for fixedly mounting the output shaft gear, the first mounting structure and the second mounting structure are spaced apart, or a spacing step structure is formed between the first mounting structure and the second mounting structure, so that the output shaft gear is spaced apart from the sun gear.

7. The decelerating clutch device for a washing machine according to claim 1, wherein the first fixed axis pulley system comprises a first fixed axis pulley frame fixedly arranged and a first fixed axis gear set rotatably mounted on the first fixed axis pulley frame;

the first fixed shaft gear set comprises a first lower fixed shaft gear and a first upper fixed shaft gear which are arranged on the same first gear shaft, the first lower fixed shaft gear is connected with the first upper fixed shaft gear to drive the first upper fixed shaft gear to synchronously rotate, and the output shaft gear is in external meshing transmission with all the first upper fixed shaft gears.

8. The decelerating and clutching device of a washing machine as claimed in claim 1 or 7, wherein the second fixed gear train comprises an inner gear ring, a fixedly arranged second fixed gear carrier and a second fixed gear train rotatably mounted on the second fixed gear carrier;

the second fixed-shaft gear rack comprises a plurality of second gear shafts, each second fixed-shaft gear set comprises a second fixed-shaft gear which is rotatably arranged on each second gear shaft, the central gear is in external meshing transmission with all the second fixed-shaft gears, and all the second fixed-shaft gears are in internal meshing transmission with the inner gear ring.

9. A washing machine deceleration clutch apparatus according to claim 7 or 8, characterized in that the first upper fixed shaft gear and the output shaft gear are both metal gears, and the central gear and the second fixed shaft gear are both plastic gears;

preferably, the first lower fixed shaft gear and the inner gear ring are both plastic gears.

10. A washing machine, characterized in that, including wash tub, impeller and speed reduction clutch, speed reduction clutch includes:

an input shaft;

a first fixed shaft gear train including an output shaft gear;

a second fixed gear train including a sun gear;

the output shaft gear and the central gear are respectively and fixedly arranged on the output shaft;

the output shaft sleeve is sleeved outside the output shaft;

the input shaft transmits power to the first fixed-shaft gear train, the first fixed-shaft gear train outputs the power to the output shaft through the output shaft gear, the output shaft simultaneously transmits the power to the central gear to drive the second fixed-shaft gear train to operate, the second fixed-shaft gear train outputs the power to the output shaft sleeve, the output shaft drives the impeller to operate, and the output shaft sleeve drives the washing barrel to operate.

Technical Field

The invention relates to the technical field of washing machines, in particular to a speed reduction clutch device of a washing machine and the washing machine.

Background

The washing machine, as a household appliance, is gradually becoming an indispensable part of people's life, and the full-automatic pulsator washing machine, as a main type of washing machine, has an increasingly wide application range. The prior full-automatic impeller washing machine generally has the working mode that during washing and rinsing, a driving device drives an impeller of the washing machine to rotate forward and backward through a speed reduction clutch device, and during dehydration, the driving device drives the impeller of the washing machine and a washing barrel to synchronously rotate at high speed through the speed reduction clutch device.

However, with the rapid development of science and technology, the existing full-automatic pulsator washing machine has a more limited improvement of the washing effect of the clothes by simply using a washing mode of pulsator stirring water flow, and therefore, how to increase the washing diversity of the full-automatic pulsator washing machine becomes a technical problem which needs to be solved urgently to improve the washing effect.

Several patents have been proposed to solve this problem, such as the following: 02804912.8 entitled Transmission mechanism for generating Bi-Directional rotation, washing machine and method for generating Bi-Directional washing, and related inner tub and Agitator, which discloses a transmission mechanism for generating Bi-Directional drive suitable for use in a washing machine, comprising a power input and two power outputs, one of which is connected to an agitator shaft (10) and rotates the agitator shaft in a first direction; and the other power output end thereof is connected with an inner barrel shaft (11) and rotates the inner barrel shaft in a second direction opposite to the first direction. A washing machine for generating bi-directional washing and a washing method capable of generating bi-directional washing in the washing machine. A pulsator and an inner tub for a washing machine. The patent discloses a transmission mechanism capable of driving a washing machine bidirectionally, and simultaneously discloses a specific structure of the transmission mechanism in the specification, and the content of the specification and the attached drawings shows that the patent solves the problem of single power driving mode of the existing full-automatic pulsator washing machine during washing to a certain extent, but the disclosed transmission mechanism has the problems of complex structure, high manufacturing and assembling difficulty, high manufacturing cost and the like.

Therefore, the present invention is directed to a deceleration clutch device of a washing machine, which has a simple structure, low cost and high stability, and can implement diversification of driving during washing of the existing full-automatic pulsator washing machine.

Disclosure of Invention

In order to solve the above problems, a first aspect of the present invention is to provide a deceleration clutch device for a washing machine, which specifically adopts the following technical solutions:

a deceleration clutch device of a washing machine, comprising:

an input shaft;

a first fixed shaft gear train including an output shaft gear;

a second fixed gear train including a sun gear;

the output shaft gear and the central gear are respectively and fixedly arranged on the output shaft;

the output shaft sleeve is sleeved outside the output shaft;

the input shaft transmits power to the first fixed-shaft gear train, the first fixed-shaft gear train outputs the power to the output shaft through the output shaft gear, the output shaft simultaneously transmits the power to the central gear to drive the second fixed-shaft gear train to run, and the second fixed-shaft gear train outputs the power to the output shaft sleeve.

Furthermore, the output shaft is provided with a mounting structure for mounting an output shaft gear and a central gear, and the output shaft gear and the central gear are respectively fixedly mounted on the mounting structure and are arranged at intervals.

Furthermore, one end of the output shaft is provided with gear shaping, a central gear tooth groove is formed in the central gear, an output shaft gear tooth groove is formed in the output shaft gear, and the gear shaping of the output shaft is sequentially inserted into the central gear tooth groove and the output shaft gear tooth groove to realize the fixed installation of the central gear, the output shaft gear and the output shaft.

Furthermore, the end surface of the central gear/output shaft gear, which is close to the output shaft gear/central gear, is provided with a convex part extending along the axial direction of the central gear/output shaft gear, and the convex part of the central gear/output shaft gear is stopped against the end surface of the output shaft gear/central gear, so that the output shaft gear and the central gear are arranged at intervals;

preferably, the protruding part is a convex ring formed by extending the periphery of the central gear tooth groove/output shaft gear tooth groove along the axial direction thereof to form an end face, and the end face of the convex ring is stopped against the end face of the output shaft gear/central gear.

Furthermore, the output shaft gear is a metal gear, the central gear is a plastic gear, a protruding part extending along the axial direction of the central gear is arranged on the end face, close to the output shaft gear, of the central gear, and the protruding part abuts against the end face of the output shaft gear, so that the output shaft gear and the central gear are arranged at intervals.

Furthermore, the mounting structure comprises a first mounting structure for fixedly mounting the central gear and a second mounting structure for fixedly mounting the output shaft gear, wherein the first mounting structure and the second mounting structure are arranged at intervals, or a limiting stepped structure is formed between the first mounting structure and the second mounting structure, so that the output shaft gear and the central gear are arranged at intervals.

Furthermore, the first fixed shaft wheel system comprises a first fixed shaft wheel frame fixedly arranged and a first fixed shaft gear set rotatably arranged on the first fixed shaft wheel frame;

the first fixed shaft gear set comprises a first lower fixed shaft gear and a first upper fixed shaft gear which are arranged on the same first gear shaft, the first lower fixed shaft gear is connected with the first upper fixed shaft gear to drive the first upper fixed shaft gear to synchronously rotate, and the output shaft gear is in external meshing transmission with all the first upper fixed shaft gears.

Furthermore, the second fixed gear train comprises an inner gear ring, a second fixed gear frame fixedly arranged and a second fixed gear set rotatably arranged on the second fixed gear frame;

the second fixed-shaft gear rack comprises a plurality of second gear shafts, each second fixed-shaft gear set comprises a second fixed-shaft gear which is rotatably arranged on each second gear shaft, the central gear is in external meshing transmission with all the second fixed-shaft gears, and all the second fixed-shaft gears are in internal meshing transmission with the inner gear ring.

Furthermore, the first upper fixed shaft gear and the output shaft gear are both metal gears, and the central gear and the second fixed shaft gear are both plastic gears;

preferably, the first lower fixed shaft gear and the inner gear ring are both plastic gears.

The second invention of the present invention is to provide a washing machine, specifically, the following technical solutions are adopted:

a washing machine includes a washing tub, a pulsator, and a deceleration clutch, the deceleration clutch including:

an input shaft;

a first fixed shaft gear train including an output shaft gear;

a second fixed gear train including a sun gear;

the output shaft gear and the central gear are respectively and fixedly arranged on the output shaft;

the output shaft sleeve is sleeved outside the output shaft;

the input shaft transmits power to the first fixed-shaft gear train, the first fixed-shaft gear train outputs the power to the output shaft through the output shaft gear, the output shaft simultaneously transmits the power to the central gear to drive the second fixed-shaft gear train to operate, the second fixed-shaft gear train outputs the power to the output shaft sleeve, the output shaft drives the impeller to operate, and the output shaft sleeve drives the washing barrel to operate.

The speed reduction clutch device of the washing machine adopts two sets of the fixed-axis gear trains, namely the first fixed-axis gear train and the second fixed-axis gear train, so that the power input by the input shaft is subjected to speed reduction and distributed to the output shaft and the output shaft sleeve, and the effects of inputting one power and outputting two powers can be realized by adopting the simple and stable fixed-axis gear trains.

The speed reduction clutch device of the washing machine is reasonable in structure arrangement, the speed reducer is composed of two sets of ordinary gear trains which are used for reducing speed and transmitting power respectively, and the output shaft sleeve output two powers, so that the speed reduction ratio, the relative reverse constant transmission ratio rotation and bearing capacity of the output shaft and the output shaft sleeve are met, and the defects of poor bearing capacity, high noise and the like of the conventional double-power clutch speed reduction device are overcome.

Drawings

FIG. 1 is a schematic view of a deceleration clutch device of a washing machine according to the present invention;

FIG. 2 is a structural assembly view of the speed reducing clutch device of the washing machine of the present invention;

FIG. 3 is an exploded perspective view of the deceleration clutch assembly of the washing machine according to the present invention;

FIG. 4 is a schematic perspective view of a first lower fixed shaft gear of the reduction clutch apparatus of the washing machine according to the present invention;

FIG. 5 is a schematic perspective view of a first upper fixed shaft gear of the reduction clutch apparatus of the washing machine according to the present invention;

FIG. 6 is a schematic perspective view of a first stationary carrier (partially) of the deceleration clutch device of the washing machine according to the present invention;

FIG. 7 is a schematic perspective view of a second stationary carrier (partially) of the deceleration clutch device of the washing machine according to the present invention;

FIG. 8 is a schematic perspective view of an output shaft gear of the reduction clutch apparatus for a washing machine according to the present invention;

fig. 9 is a perspective view illustrating a sun gear of the reduction clutch device of the washing machine according to the present invention.

Detailed Description

The invention discloses a washing machine speed reduction clutch device and a washing machine, which are described in detail in the following with reference to the accompanying drawings: