CN110644195B

CN110644195B - Washing machine

Info

Publication number: CN110644195B
Application number: CN201910922061.6A
Authority: CN
Inventors: 赵薇
Original assignee: Liuzhou Jinjing Electric Appliance Co ltd
Current assignee: Liuzhou Jinjing Electric Appliance Co.,Ltd.
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2021-04-06
Anticipated expiration: 2039-09-27
Also published as: CN110644195A

Abstract

The invention discloses a washing machine, which comprises a disc input shaft, a first sliding sleeve, a first connecting rod, a rotary round cage, a round pipe shell, a torsion transmission rod, a second sliding sleeve, a second connecting rod, an output flange, a third sliding sleeve and a fixed shaft part, wherein the disc input shaft is rotationally connected with the round pipe shell, the rotary round cage is rotationally connected with the round pipe shell, the first sliding sleeve is arranged on the disc input shaft, the first sliding sleeve is hinged with a first hinge block, the first hinge block is sleeved on the first connecting rod, the second sliding sleeve is hinged with a second hinge block, the third sliding sleeve is sleeved on the second connecting rod and hinged with the third hinging block, and the third hinging block is rotatably connected to the fixed shaft component; the invention can realize the non-uniform rotation of the washing machine drum and greatly improve the cleaning effect of the washing machine.

Description

Washing machine

Technical Field

The present invention relates to a washing machine.

Background

The washing machine is a household appliance with very high popularity, and the working principle of the existing washing machine is that a motor drives a planetary gear mechanism to rotate so as to transmit power and drive a washing machine drum to rotate. However, in this transmission mode, since the motor rotates at a constant speed and outputs a uniform rotation motion after being transmitted by the planetary gear mechanism, the stirring effect of the uniform rotation motion on the water in the drum of the washing machine is greatly reduced, and the washing effect is relatively poor.

Disclosure of Invention

The present invention aims to overcome the above disadvantages and to provide a washing machine.

In order to achieve the purpose, the invention adopts the following specific scheme:

a washing machine comprises a disc input shaft, a first sliding sleeve, a first connecting rod, a rotary round cage, a round pipe shell, a torsion transmission rod, a second sliding sleeve, a second connecting rod, an output flange, a third sliding sleeve and a fixed shaft component, wherein the disc input shaft is matched with one end of the inner wall of the round pipe shell through a bearing, one end of the rotary round cage is matched with the other end of the inner wall of the round pipe shell through a bearing, the first sliding sleeve is fixed on the diameter end part of the disc input shaft, the first sliding sleeve is also hinged with a Y-shaped first hinging block, the first hinging block is movably sleeved at one end of the first connecting rod, the second sliding sleeve is hinged in a rectangular second hinging block of the sliding sleeve and movably sleeved on the torsion transmission rod, two ends of the torsion transmission rod are both fixed on the rotary round cage, and the other end of the first connecting rod is fixed on the second hinging block, one end of the second connecting rod is fixed on the second hinge block, the output flange is fixedly sleeved on the outer wall of the other end of the rotary round cage, and the third sliding sleeve is movably sleeved on the other end of the second connecting rod and is hinged on a Y-shaped third hinge block; the fixing shaft component comprises a fixing sleeve, a fixing shaft body and a fixing disc, one end of the fixing shaft body penetrates through the fixing sleeve and then is connected with the fixing disc, the fixing shaft body is matched with the fixing sleeve through a bearing, two symmetrically arranged rotating rods are fixedly connected onto the fixing sleeve, and the other ends of the two rotating rods are respectively fixed onto a rotating round cage; the third hinge block is rotatably connected with the other end of the fixed shaft body and can rotate relative to the fixed shaft body.

Furthermore, the torsion transfer rod is perpendicular to the central axis of the disc input shaft.

Furthermore, the fixed shaft component further comprises a guide seat, an adjusting oil cylinder and a sliding seat, the guide seat is fixed at the other end of the fixed shaft body, the adjusting oil cylinder is fixed on the guide seat, the sliding seat is connected to the guide seat in a sliding mode and connected with the output end of the adjusting oil cylinder, and the third hinge block is connected to the sliding seat in a rotating mode.

The invention has the beneficial effects that: compared with the prior art, the rotary round cage washing machine has the advantages that the first sliding sleeve is fixed on the disc input shaft, the second sliding sleeve is movably sleeved on the torque transmission rod, the first sliding sleeve and the second sliding sleeve are connected together through the first hinge block, the first connecting rod and the second hinge block in a transmission mode, the third sliding sleeve is rotatably connected to the fixed shaft component through the third hinge block, and therefore when the disc input shaft rotates, the second sliding sleeve can slide back and forth between the middle of the torque transmission rod and one end of the torque transmission rod, the power arm of the second sliding sleeve is changed periodically, the rotating speed of the rotary round cage is changed periodically, the rotary drum of the washing machine is driven to rotate at a non-uniform speed, the washing effect of the washing machine is greatly improved, and the rotary round cage washing machine has the characteristics of simple structure, high reliability, convenience in manufacturing and.

Drawings

Fig. 1 is a schematic structural view of a sliding sleeve type transmission according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of another perspective view of a sliding sleeve type transmission according to an embodiment of the present invention;

FIG. 3 is an exploded schematic view of a sliding sleeve type transmission according to an embodiment of the present invention;

fig. 4 is a schematic structural view of the sliding sleeve type transmission device provided by the embodiment of the invention, wherein the second sliding sleeve slides to the middle of the torque transmission rod;

fig. 5 is a partial schematic structural view of a sliding sleeve type speed change device provided in an embodiment of the present invention;

description of reference numerals: 1-a disc input shaft; 2-a first sliding sleeve; 3-a first connecting rod; 4-rotating the round cage; 5-a circular tube shell; 6-torque transmission rod; 7-a second sliding sleeve; 8-a second connecting rod; 9-an output flange; 10-a third sliding sleeve; 11-a first articulated block; 12-a second articulated block; 13-a third articulation block; 100-a stationary shaft member; 1001-fixation sleeve; 1002-fixing the shaft body; 1003-fixing disc; 1004-guide seat; 1005-adjusting an oil cylinder; 1006-a sliding seat; 1007-rotating the bar.

Detailed Description

The invention will be described in further detail with reference to the following figures and specific examples, without limiting the scope of the invention.

As shown in fig. 1 to 5, the washing machine of this embodiment includes a disc input shaft 1, a first sliding sleeve 2, a first connecting rod 3, a rotating circular cage 4, a circular tube housing 5, a torque transmitting rod 6, a second sliding sleeve 7, a second connecting rod 8, an output flange 9, a third sliding sleeve 10 and a fixed shaft member 100, wherein the disc input shaft 1 is matched with one end of an inner wall of the circular tube housing 5 through a bearing, one end of the rotating circular cage 4 is matched with the other end of the inner wall of the circular tube housing 5 through a bearing, the first sliding sleeve 2 is fixed on a diameter end of the disc input shaft 1, the first sliding sleeve 2 is further hinged with a Y-shaped first hinge block 11, the first hinge block 11 is movably sleeved on one end of the first connecting rod 3, the second sliding sleeve 7 is hinged in a rectangular second hinge block 12 and movably sleeved on the torque transmitting rod 6, two ends of the torque transmitting rod 6 are fixed on the rotating circular cage 4, the other end of the first connecting rod 3 is fixed on a second hinge block 12, one end of the second connecting rod 8 is fixed on the second hinge block 12, the output flange 9 is fixedly sleeved on the outer wall of the other end of the rotary round cage 4, and the third sliding sleeve 10 is movably sleeved on the other end of the second connecting rod 8 and is hinged on a Y-shaped third hinge block 13; the fixed shaft component 100 comprises a fixed sleeve 1001, a fixed shaft body 1002 and a fixed disc 1003, one end of the fixed shaft body 1002 penetrates through the fixed sleeve 1001 and then is connected with the fixed disc 1003, the fixed shaft body 1002 is matched with the fixed sleeve 1001 through a bearing, the fixed sleeve 1001 is fixedly connected with two symmetrically arranged rotating rods 1007, and the other ends of the two rotating rods 1007 are respectively fixed on the rotating circular cage 4; the third hinge block 13 is rotatably connected to the other end of the fixed shaft 1002 and can rotate relative to the fixed shaft 1002. In this embodiment, preferably, the torque transmission rod 6 is perpendicular to the central axis of the disc input shaft 1, so that the torque transmission rod 6 can drive the rotating circular cage 4 to rotate, and the stress on the rotating circular cage 4 is more balanced.

Specifically, the disc input shaft 1 is connected with the motor output end of the washing machine in a transmission manner, the fixed disc 1003 is correspondingly fixed in the washing machine to provide support for the whole speed change device, the washing machine drum is fixedly connected with the output flange 9, when in operation, the motor drives the disc input shaft 1 to rotate, the disc input shaft 1 drives the first sliding sleeve 2 to rotate around the central axis of the disc input shaft 1, as the first connecting rod 3 and the second connecting rod 8 are connected together through the second hinging block 12, the second hinging block 12 is hinged with the second sliding sleeve 7, the second sliding sleeve 7 is sleeved on the torque transmission rod 6, and two ends of the torque transmission rod 6 are fixed on the rotary round cage 4, therefore, the first connecting rod 3, the second sliding sleeve 7, the second hinging block 12, the second connecting rod 8 and the torque transmission rod 6 can rotate along with the disc input shaft 1, the torque transmission rod 6 drives the rotary round cage 4 to rotate, when the disc input shaft 1 rotates, the rotary round cage 4 drives the output flange 9 to rotate, and the output flange 9 drives the washing machine drum to rotate;

in the rotating process, the first sliding sleeve 2 and the first hinge block 11 are rigidly connected with the second sliding sleeve 7 and the second hinge block 12 through the first connecting rod 3, the first sliding sleeve 2 can drive the second sliding sleeve 7 to slide along the torque transmission rod 6 when rotating, the first sliding sleeve 2 is fixed on the disc input shaft 1, namely, the power arm L1 of the first sliding sleeve 2 is unchanged, the equivalent fulcrum of the second sliding sleeve 7 is located at the center of the torque transmission rod 6, the second sliding sleeve 7 slides back and forth along the torque transmission rod 6, slides from one end of the torque transmission rod 6 to the middle of the torque transmission rod 6, and then slides from the middle of the torque transmission rod 6 to the end position, therefore, the power arm L2 of the second sliding sleeve 7 is changed periodically, under a certain power condition, the rotating speed of the rotating round cage 4 is in inverse proportion to the power arm L2, when the second sliding sleeve 7 slides to the middle of the torque transmission rod 6, the power arm L2 is minimum, at the moment, the rotating speed of the rotary round cage 4 is the largest, when the second sliding sleeve 7 slides to the end part of the torque transmission rod 6, the power arm L2 is the largest, the rotating speed of the rotary round cage 4 is the smallest at the moment, and the washing machine drum rotates synchronously with the rotary round cage 4 through the output flange 9, so that the rotating speed of the washing machine drum is changed periodically, and the washing machine drum rotates at a non-uniform speed.

Meanwhile, in the rotating process, the first connecting rod 3 and the second connecting rod 8 can respectively slide relative to the first hinge block 11 and the third sliding sleeve 10, so as to eliminate the distance difference between the first sliding sleeve 2 and the second sliding sleeve 7 and the distance difference between the second sliding sleeve 7 and the third sliding sleeve 10, and the third sliding sleeve 10 and the third hinge block 13 can be matched with the rotation of the second connecting rod 8, rotate relative to the fixed shaft member 100, and the central positions of the first connecting rod and the third connecting rod cannot be changed.

In the embodiment, the first sliding sleeve 2 is fixed on the disc input shaft 1, the second sliding sleeve 7 is movably sleeved on the torque transmission rod 6, the first sliding sleeve 2 is connected with the second sliding sleeve 7 through the first hinge block 11, the first connecting rod 3 is connected with the second hinge block 12 in a transmission manner, and the third sliding sleeve 10 is connected on the fixed shaft component 100 through the third hinge block 13 in a rotation manner, so that when the disc input shaft 1 rotates, the second sliding sleeve 7 can slide back and forth between the middle part of the torque transmission rod 6 and one end part of the torque transmission rod 6, and further the power arm L2 of the second sliding sleeve 7 is changed periodically, the rotating speed of the rotating round cage 4 is changed periodically, the washing machine drum is driven to rotate at a non-uniform speed, the washing effect of the washing machine is greatly improved, and the washing machine has the characteristics of simple structure, high reliability, convenience in manufacturing and low cost.

Based on the above embodiment, as shown in fig. 1 to fig. 5, the fixed shaft component 100 further includes a guide base 1004, an adjusting cylinder 1005 and a sliding base 1006, the guide base 1004 is fixed at the other end of the fixed shaft body 1002, the adjusting cylinder 1005 is fixed on the guide base 1004, the sliding base 1006 is slidably connected to the guide base 1004 and is connected to an output end of the adjusting cylinder 1005, and the third hinge block 13 is rotatably connected to the sliding base 1006; specifically, the adjusting oil cylinder 1005 can drive the sliding seat 1006 to move, so that the position of the third sliding sleeve 10 can be adjusted, the maximum value of the power arm L2 of the second sliding sleeve 7 can be changed within a range, the rotating speed change range of the drum of the washing machine can be changed, non-uniformity stepless adjustment is realized, the structure is more flexible, and the washing effect of the washing machine is further improved;

in addition, in this embodiment, the drum of the washing machine can be switched between the constant speed state and the non-constant speed state, during the rotation process, when the connection line formed by the first connecting rod and the second connecting rod 8 is parallel to the central axis of the disc input shaft 1, that is, the second sliding sleeve 7 is in the locking state, the disc input shaft 1 drives the drum of the washing machine to keep rotating at the constant speed, and the adjusting cylinder 1005 drives the sliding seat 1006 to move, the sliding seat 1006 will drive the third sliding sleeve 10 and the third hinge block 13 to move, the third sliding sleeve 10 will drive the second sliding sleeve 7 to move through the second connecting rod 8, so that the connection line formed by the first connecting rod 3 and the second connecting rod 8 is not parallel to the central axis of the disc input shaft 1, and further the disc input shaft 1 drives the drum of the washing machine to rotate at the non-constant speed again, that the position of the third sliding sleeve 10 can be adjusted through the adjusting cylinder 1005, so that the drum of the washing machine can, the structure is more flexible, the rotating speed change range of the washing machine drum is wider, and the washing machine drum is more beneficial to improving the cleaning effect.

The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present patent application are included in the protection scope of the present patent application.

Claims

1. A washing machine characterized by: the sliding sleeve type speed change device comprises a washing machine body and a sliding sleeve type speed change device arranged in the washing machine body:

the sliding sleeve type speed change device comprises a disc input shaft (1), a first sliding sleeve (2), a first connecting rod (3), a rotary round cage (4), a round pipe shell (5), a torque transmission rod (6), a second sliding sleeve (7), a second connecting rod (8), an output flange (9), a third sliding sleeve (10) and a fixed shaft part (100), wherein the disc input shaft (1) is matched with one end of the inner wall of the round pipe shell (5) through a bearing, one end of the rotary round cage (4) is matched with the other end of the inner wall of the round pipe shell (5) through a bearing, the first sliding sleeve (2) is fixed on the diameter end part of the disc input shaft (1), the first sliding sleeve (2) is further hinged with a Y-shaped first hinged block (11), the first hinged block (11) is movably sleeved at one end of the first connecting rod (3), the second sliding sleeve (7) is hinged in a rectangular second hinged block (12), the torque force transmission rod (6) is movably sleeved with the torque force transmission rod, two ends of the torque force transmission rod (6) are fixed on the rotary round cage (4), the other end of the first connecting rod (3) is fixed on a second hinge block (12), one end of the second connecting rod (8) is fixed on the second hinge block (12), the output flange (9) is fixedly sleeved on the outer wall of the other end of the rotary round cage (4), and the third sliding sleeve (10) is movably sleeved with the other end of the second connecting rod (8) and is hinged on a Y-shaped third hinge block (13); the fixed shaft part (100) comprises a fixed sleeve (1001), a fixed shaft body (1002) and a fixed disc (1003), one end of the fixed shaft body (1002) penetrates through the fixed sleeve (1001) and then is connected with the fixed disc (1003), the fixed shaft body (1002) is matched with the fixed sleeve (1001) through a bearing, two symmetrically arranged rotating rods (1007) are fixedly connected to the fixed sleeve (1001), and the other ends of the two rotating rods (1007) are respectively fixed on a rotating circular cage (4); the third hinge block (13) is rotatably connected with the other end of the fixed shaft body (1002) and can rotate relative to the fixed shaft body (1002); the torsion transfer rod (6) is perpendicular to the central axis of the disc input shaft (1); the fixed shaft component (100) further comprises a guide seat (1004), an adjusting oil cylinder (1005) and a sliding seat (1006), the guide seat (1004) is fixed at the other end of the fixed shaft body (1002), the adjusting oil cylinder (1005) is fixed on the guide seat (1004), the sliding seat (1006) is connected to the guide seat (1004) in a sliding mode and is connected with the output end of the adjusting oil cylinder (1005), and the third hinge block (13) is connected to the sliding seat (1006) in a rotating mode.