CN107604586B

CN107604586B - Pulsator washing machine

Info

Publication number: CN107604586B
Application number: CN201710821041.0A
Authority: CN
Inventors: 公涛; 程宝珍; 孙广彬; 王玲臣
Original assignee: Hefei Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Hefei Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2017-09-13
Filing date: 2017-09-13
Publication date: 2022-04-05
Anticipated expiration: 2037-09-13
Also published as: CN107604586A

Abstract

The invention belongs to the technical field of washing machines and discloses a pulsator washing machine. The pulsator washing machine comprises a box body, a control panel seat, a flange plate, an inner barrel and a pulsator, wherein a drawing cavity is arranged on the box body, an embedded part is arranged on the control panel seat, and the control panel seat is connected with the box body in a clamping manner; the flange plate is fixedly arranged on an output shaft of the speed reducer, and a clamping groove is also formed in the output shaft; the inner barrel is placed on the flange plate and is clamped with the flange plate through a positioning pin, and an elastic part is arranged between the positioning pin and a barrel bottom flange of the inner barrel; the impeller is installed on the output shaft, and the bottom of impeller is equipped with the card protruding, and when the locating pin is pressed down the back, the card protruding can block in the joint inslot, fixes interior bucket. The invention realizes the clamping connection of the control panel seat and the box body in a pulling mode, realizes the detachable connection of the impeller and the inner barrel through the clamping of the clamping protrusion and the clamping groove, has simple structure and easy disassembly and assembly, and is convenient for users to disassemble and clean the inner barrel of the washing machine.

Description

Pulsator washing machine

Technical Field

The invention relates to the technical field of washing machines, in particular to a pulsator washing machine.

Background

The washing tub of the washing machine generally includes an inner tub and an outer tub, and various foreign matters and dirt are attached to both the inner tub and the outer tub after a long time use, thereby causing pollution to a subsequent washing process. At present, a washing machine is generally cleaned by adopting a cleaning solution, an inner barrel of the washing machine is filled with water, then the cleaning solution is poured into the water, and the washing solution is soaked for a long time and is repeatedly flushed by water, so that the aim of cleaning is fulfilled. However, the cleaning mode wastes a large amount of water, wastes time and labor, and the washing machine is not easy to dry. In order to clean the inner barrel completely, the inner barrel is detached from the outer barrel in a better mode, and the inner barrel and the outer barrel are cleaned independently; however, because the existing washing machine control panel seat and the box body are installed, the structures of the inner barrel and the outer barrel are complex, the dismounting process is complicated, and the washing machine can be dismounted only by professional technicians, which brings inconvenience to users for washing the inner barrel of the washing machine.

Disclosure of Invention

The invention aims to provide a detachable and easily-cleaned pulsator washing machine, which is used for solving the problem that an inner barrel of the washing machine is inconvenient to detach and clean by a user due to the complex assembly structure of the washing machine in the prior art.

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

a pulsator washing machine comprising:

the box body is provided with a drawing cavity;

the control panel seat is provided with an embedding part which can be clamped in the drawing cavity, and the embedding part can be drawn in the drawing cavity so that the control panel seat is connected with the box body in a clamping manner;

the flange plate is fixedly arranged on an output shaft of the speed reducer, and a clamping groove is formed in the output shaft;

the inner barrel is placed on the flange plate and clamped with the flange plate through a positioning pin, and an elastic part is arranged between the positioning pin and a barrel bottom flange of the inner barrel;

the impeller is installed on the output shaft, a clamping protrusion is arranged at the bottom of the impeller, and when the positioning pin is pressed down, the clamping protrusion can be clamped into the clamping groove to fix the inner barrel.

Preferably, the drawing cavity is arranged on two opposite side surfaces of the box body, and the embedded part is arranged on two opposite side surfaces of the control panel seat.

Preferably, a pin hole is formed in one side surface between the two opposite side surfaces of the control panel seat, and the pin hole is connected with the box body through a pin.

Preferably, two opposite side faces of the box body respectively comprise a first folding edge which is vertical to the side faces and extends inwards, a second folding edge which is vertical to the first folding edge and extends upwards, a third folding edge which is vertical to the second folding edge and extends outwards, and a fourth folding edge which is vertical to the third folding edge and extends downwards;

the drawing cavity is a space surrounded by the first folding edge, the second folding edge, the third folding edge and the fourth folding edge.

Preferably, the embedded part is arranged on the inner walls of two opposite side surfaces of the control panel seat, and the embedded part comprises a first extending part which is perpendicular to the inner walls of the two opposite side surfaces of the control panel seat and extends inwards, and a second extending part which is perpendicular to the first extending part and extends upwards; the first extending part is parallel to the first folding edge and is arranged above the first folding edge, and the second extending part extends into a space enclosed by the third folding edge and the fourth folding edge.

Preferably, a rolling component is fixedly arranged in the drawing cavity, and the embedding part is arranged above the rolling component and is in rolling contact with the rolling component.

Preferably, the rolling assembly includes a ball base fixed to the first fold edge, and a plurality of balls disposed in the ball base, and the insertion portion is disposed on the balls and in rolling contact with the balls.

Preferably, a clamping table is arranged at one end, located in the pin hole, of the control panel base, and a blocking piece clamped with the clamping table is arranged at the head of the pin.

Preferably, the output shaft is provided with a sliding groove along the axial direction, one side of the sliding groove is communicated with the clamping groove, and the positioning pin and the clamping protrusion can slide along the sliding groove.

Preferably, the flange plate is provided with a plurality of first positioning holes, the barrel bottom flange of the inner barrel is provided with a plurality of second positioning holes, and the first positioning holes correspond to the second positioning holes in position one to one and are used for installing a plurality of positioning pins.

Preferably, the positioning pin comprises a first pin rod and a second pin rod which are vertically arranged, the first pin rod is inserted into the first positioning hole and the second positioning hole, the second pin rod is inserted into the sliding groove, and the elastic element is located among the first pin rod, the second pin rod and the barrel bottom flange of the inner barrel.

Preferably, when the positioning pin is not pressed down, the second pin rod blocks outside the clamping groove; after the clamping protrusions are clamped into the clamping grooves, the second pin rod is abutted to the bottom of the impeller.

Preferably, a first groove is formed in a barrel bottom flange of the inner barrel, and the lower end of the elastic element is mounted in the first groove.

Preferably, a second groove is formed in the lower side of the second pin rod, and the upper end of the elastic member is mounted in the second groove.

Preferably, the elastic member is a spring.

Preferably, the compression amount of the elastic member is in the range of 2 to 3 mm.

Preferably, the impeller is provided with a dismounting hole for matching with a special tool to dismount the impeller.

Preferably, the special tool comprises an operating handle and a plurality of clamping jaws fixedly connected with the operating handle, the number and the positions of the clamping jaws are matched with the assembling and disassembling holes in the impeller, and the clamping jaws are used for penetrating through the assembling and disassembling holes to downwards extrude the positioning pins so that the clamping protrusions rotate to slide into or out of the clamping grooves.

Preferably, the flange plate is provided with four first positioning holes uniformly and symmetrically around the axis of the output shaft, and the second positioning holes, the positioning pins, the sliding grooves, the clamping protrusions, the clamping grooves and the dismounting holes are also provided with four corresponding positioning holes.

The invention has the beneficial effects that:

when the washing machine is installed, the inner barrel is firstly placed on the flange plate of the speed reducer, the elastic part is placed on the barrel bottom flange of the inner barrel, and then the positioning pins are clamped into the inner barrel and the flange plate, so that the positioning of the inner barrel in the horizontal direction is completed; then the impeller is arranged on an output shaft of the speed reducer, so that the clamping protrusions on the impeller are clamped into the clamping grooves on the output shaft, and the impeller and the inner barrel are fixed up and down; and finally, aligning the embedded part of the control panel seat with the drawing cavity of the box body to realize the push-pull installation of the control panel seat and the box body. When the inner barrel is disassembled, the control panel seat is disassembled from the box body in a drawing mode, so that the inner barrel can be taken out in the next step; then, the positioning pin is downwards extruded to move downwards, the impeller is rotated at the moment, and the clamping protrusions slide out of the clamping grooves, so that the impeller, the inner barrel and the outer barrel are separated, and a user can conveniently clean the inner barrel and the outer barrel respectively.

The invention realizes the clamping connection of the control panel seat and the box body by adopting a pulling mode, realizes the detachable connection of the impeller and the inner barrel by clamping the clamping protrusion and the clamping groove, has simple structure and easy disassembly and assembly, does not need to use a fastener, is convenient for a user to disassemble and clean the inner barrel of the washing machine, and avoids the condition that the inner barrel of the washing machine can be cleaned by professional technicians because the control panel seat and the box body are complicated to install in the prior art.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is an external structural schematic view of a pulsator washing machine according to an embodiment of the present invention;

FIG. 2 is a process diagram of the control panel base of the present invention mounted on the cabinet;

FIG. 3 is a top view of a pulsator washing machine according to an embodiment of the present invention;

FIG. 4 is a sectional view taken along A-A of FIG. 3 (with the outer and inner barrel parts omitted);

FIG. 5 is an enlarged view at I of FIG. 4;

FIG. 6 is a modified block diagram at I in FIG. 4;

FIG. 7 is a sectional view taken along the direction B-B in FIG. 3 (with the outer and inner tub parts omitted);

FIG. 8 is an enlarged view at H in FIG. 7;

FIG. 9 is a cross-sectional view taken along line C-C of FIG. 3;

FIG. 10 is an enlarged view at K of FIG. 9;

FIG. 11 is an exploded view of the mounting structure of the pulsator, the inner tub and the outer tub according to the present invention;

FIG. 12 is a sectional view of a pulsator according to the present invention;

FIG. 13 is a structural view of a bottom flange of the inner barrel according to the present invention;

fig. 14 is a structural view of a speed reducer according to the present invention (with a positioning pin and an elastic member mounted);

FIG. 15 is a structural view of a decelerator (without a positioning pin and an elastic member mounted) according to the present invention;

FIG. 16 is a block diagram of a locating pin provided in accordance with an embodiment of the present invention;

fig. 17 is a structural diagram of a dedicated tool provided in the embodiment of the present invention.

In the figure:

1-a reducer; 11-a flange plate; 12-an output shaft; 13-mounting a plate; 111-a first locating hole; 121-a chute; 122-a clamping groove;

2-inner barrel; 21-a second positioning hole; 22-a first groove; 23-a barrel bottom flange;

3-positioning pins; 31-a first pin; 32-a second pin; 321-a second groove;

4-an elastic member;

5-a wave wheel; 51-shaft sleeve; 52-snap projection; 53-disassembly and assembly holes;

6-special tool; 61-an operating handle; 62-claws;

7-outer barrel;

8-a box body; 80. a rolling component; 801. a ball base; 802. a ball bearing; 81. a drawing cavity; 82. a first folded edge; 83. a second folded edge; 84. thirdly, folding; 85. a fourth folded edge; 86-a plug terminal;

9-control the disc seat; 90. a pin; 91. an insertion section; 911. a first extension portion; 912. a second extension portion; 92. a pin hole.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present embodiment provides a preferred pulsator washing machine, as shown in fig. 1 to 17, the washing machine includes a casing 8, a control panel seat 9, an outer tub 7, an inner tub 2, a pulsator 5, and a flange 11, wherein the casing 8 is provided with a drawing cavity 81, the control panel seat 9 is provided with an insertion portion 91 that can be clamped in the drawing cavity 81, and the insertion portion 91 can be drawn in the drawing cavity 81 so that the control panel seat 9 is clamped and mounted on the casing 8. Wherein the outer barrel 7 is fixedly connected with the mounting plate 13 of the speed reducer 1, and the inner barrel 2 is arranged inside the outer barrel 7. The flange 11 is fixed to an output shaft 12 of the reduction gear 1 and is rotatable together with the output shaft 12. The inner barrel 2 is placed on the flange plate 11 and is clamped with the flange plate 11 through the positioning pin 3 so as to realize the positioning of the inner barrel 2 in the horizontal direction; an elastic element 4 is arranged between the positioning pin 3 and a barrel bottom flange 23 of the inner barrel 2 and is used for elastically resetting the positioning pin 3. The output shaft 12 penetrates through the inner barrel 2, a plurality of clamping grooves 122 are formed in the output shaft, the impeller 5 is installed on the output shaft 12, clamping protrusions 52 are arranged at the bottom of the impeller 5, and after the positioning pin 3 is pressed down, the clamping protrusions 52 can be clamped into the clamping grooves 122 to fix the inner barrel 2; the impeller 5 is also provided with a dismounting hole 53 for matching with the special tool 6 to dismount the impeller 5. The invention realizes the clamping connection of the control panel seat 9 and the box body 8 by adopting a drawing mode, realizes the detachable connection of the impeller 5 and the inner barrel 2 by clamping the clamping protrusion 52 and the clamping groove 122, has simple structure and easy disassembly and assembly, does not need to use a fastener, is convenient for a user to disassemble and clean the inner barrel of the washing machine, and avoids the condition that the inner barrel of the washing machine can be cleaned by professional technicians due to the complex installation of the control panel seat and the box body in the prior art.

Further, the drawing chamber 81 is provided on two opposite side surfaces of the housing 8, and the fitting portion 91 is provided on two opposite side surfaces of the control panel base 9. The mode of pull is adopted through the both sides of control panel seat 9 and the both sides of box 8 to this embodiment for the installation and the dismantlement of control panel seat 9 and box 8 are convenient.

Further, each of the opposite sides of the box 8 includes a first folding edge 82 extending inwardly perpendicular to the side, a second folding edge 83 extending upwardly perpendicular to the first folding edge 82, a third folding edge 84 extending outwardly perpendicular to the second folding edge 83, and a fourth folding edge 85 extending downwardly perpendicular to the third folding edge 84; the first, second, third and

fourth folds

82, 83, 84 and 85 enclose the drawing cavity 81.

The insertion part 91 is disposed on the inner walls of two opposite side surfaces of the control panel seat 9, and the insertion part 91 includes a first extension part 911 extending inward perpendicular to the inner walls of the two opposite side surfaces of the control panel seat 9 and a second extension part 912 extending upward perpendicular to the first extension part 911; the first extending portion 911 is parallel to the first folding edge 82 and is disposed above the first folding edge 82, and the second extending portion 912 extends into a space surrounded by the third folding edge 84 and the fourth folding edge 85. When the control panel base 9 is pulled on the box 8, the second extension portion 912 slides in the space enclosed by the third folding edge 84 and the fourth folding edge 85.

Furthermore, a rolling assembly 80 is fixedly disposed in the accommodating space, and the embedding portion 91 is disposed above the rolling assembly 80 and is in rolling contact with the rolling assembly 80. Specifically, the first extension 911 is in rolling contact with the rolling assembly. In this embodiment, through set up rolling component 80 in accommodation space 3 for when control panel seat 9 pull is in above-mentioned box 8, convenient laborsaving has avoided embedding part 91 on the control panel seat 9 and box 8 direct sliding contact and has leaded to the wearing and tearing of control panel seat 9 and box 8 simultaneously.

The rolling unit 80 includes a ball seat 801 fixed to the first flange 82, and a plurality of balls 802 disposed in the ball seat 801, wherein the fitting portion 91 is disposed on the balls 802 to be in rolling contact with the balls 802, and specifically, the first extending portion 911 is disposed on the balls 802 to be in rolling contact with the balls 802. This embodiment is through the roll that sets up ball 802 in order to realize that control panel seat 9 draws on box 8, and simple and convenient, and maintenance and change convenience even do not have professional technical personnel, the user also can be to rolling assembly 80's change and maintenance.

Further, a pin hole 92 is formed in one side surface between two opposite side surfaces of the control panel base 9, and the pin hole 92 is connected to the case 8 by a pin 90. A clamping table is arranged at one end of the control panel seat 9 positioned in the pin hole 92, and a blocking piece (not numbered) clamped with the clamping table is arranged at the head of the pin 90. In this embodiment, when the end of the embedding part 91 of the control panel seat 9 slides to the end of the drawing cavity 81, the control panel seat 9 and the box body 8 are fixed through the pin 90, and meanwhile, the control panel seat 9 has a limiting effect, so that the situation that the control panel seat 9 slides out of the box body 8 can be avoided. In addition, through set up the ka tai on control panel seat 9 for when pin 90 screwed into in the pin hole 92, carry on spacingly through the separation blade to pin 90, prevented that because the head of pin 90 gets into pin hole 92, the inconvenient condition of unscrewing pin 90 of user from taking place. In addition, the present embodiment is further provided with a plug terminal 86 for realizing the connection between the control panel base 9 and the box body 8. Moreover, the outer barrel 7 and the outer barrel cover are connected through a buckle, so that the installation and the disassembly are more flexible and convenient.

Preferably, the output shaft 12 of this embodiment is further provided with a sliding groove 121 along the axial direction, one side of the sliding groove 121 is communicated with the clamping groove 122, and both the positioning pin 3 and the clamping protrusion 52 can slide along the sliding groove 121. Furthermore, a plurality of first positioning holes 111 are uniformly formed in the flange plate 11, and a plurality of second positioning holes 21 are formed in the bottom flange 23 of the inner barrel 2 and are opposite to the first positioning holes 111. The positioning pin 3 is bent, one end of the positioning pin is sequentially inserted into the second positioning hole 21 and the first positioning hole 111 along the vertical direction, the other end of the positioning pin is horizontally inserted into the sliding groove 121, the positioning pin 3 realizes the horizontal positioning of the inner barrel 2 and the flange plate 11, and the inner barrel 2 can rotate along with the flange plate 11 and the output shaft 12.

Further, a bushing 51 is disposed at the bottom of the pulsator 5 and connected to the output shaft 12 through the bushing 51, and the locking protrusions 52 are disposed at the bottom of the bushing 51, and each locking protrusion 52 can slide along each sliding groove 121. In the sliding process, the blocking of the positioning pin 3 causes the locking protrusion 52 not to be locked into the locking groove 122, at this time, the positioning pin 3 is pressed downwards, the pulsator 5 is moved downwards by a certain distance, and then the pulsator 5 is rotated, so that the locking protrusion 52 can be locked into the locking groove 122, and the fixed connection of the pulsator 5, the inner tub 2 and the reducer 1 is realized. When the impeller 5 is installed, the special tool 6 can be inserted into the dismounting hole 53, and the positioning pin 3 moves downwards by applying extrusion force to the positioning pin 3; of course, the positioning pin 3 may be moved downward by pressing the pulsator 5 directly downward without using the special tool 6 and applying a force to the positioning pin 3 by the engagement protrusion 52 of the pulsator 5. When the impeller 5 is disassembled, the special tool 6 is inserted into the disassembling and assembling hole 53, the positioning pin 3 moves downwards, and then the impeller 5 rotates reversely, so that the impeller 5 and the inner barrel 2 can be disassembled. Preferably, the special tool 6 comprises an operating handle 61 and a plurality of claws 62 fixedly connected with the operating handle 61, wherein the number and the positions of the claws 62 are matched with those of the disassembling and assembling holes 53 on the impeller 5, so that the claws 62 can accurately and smoothly pass through the disassembling and assembling holes 53 to downwardly extrude the positioning pin 3. The special tool 6 is simple in structure, convenient to use, low in cost and high in practicability.

Preferably, the positioning pin 3 includes a first pin rod 31 and a second pin rod 32 vertically disposed, the first pin rod 31 is inserted into the first positioning hole 111 and the second positioning hole 21, the second pin rod 32 is inserted into the sliding groove 121, and the elastic member 4 is located in a space formed by the first pin rod 31, the second pin rod 32 and the bottom flange 23 of the inner barrel 2. This setting has simplified the structure of locating pin 3, and convenient processing production makes the work of locating pin 3 more reliable simultaneously, and the location is more accurate. Here, in a normal state (i.e., when the positioning pin 3 is not pressed down), the second pin rod 32 is just blocked outside the catching groove 122; when the positioning pin 3 is pressed down, the clamping protrusion 52 is clamped into the clamping groove 122, the positioning pin 3 rebounds, and the upper side of the second pin rod 32 abuts against the bottom of the shaft sleeve 51 at the moment, so that the mounting stability of the assembly structure is ensured. Further, a first groove 22 is formed on the bottom flange 23 of the inner tub 2, a second groove 321 is formed on the lower side of the second pin 32, and the lower end of the elastic member 4 is mounted in the first groove 22 and the upper end is mounted in the second groove 321. The arrangement of the groove is matched with the structure of the elastic piece 4, so that the reliable installation of the elastic piece 4 and the working stability of the washing machine are ensured. Preferably, the elastic member 4 is a spring, such as a metal torsion spring, a special-shaped spring, a pressure spring, and the like, so that the mounting universality of the assembly structure is increased, the production and the processing are convenient, and the cost is saved. Of course, the structure of the elastic rubber block, the elastic sheet and the like can be adopted, as long as the function of driving the positioning pin 3 to elastically reset can be realized. More preferably, the compression amount of the elastic element 4 is in the range of 2-3mm, so as to better adapt to the structure of the output shaft 12 of the reducer 1, make the assembly structure more compact on the basis of ensuring the connection reliability, and save the space of the washing machine.

In this embodiment, it is preferable that four first positioning holes 111 are symmetrically and uniformly formed in the flange plate 11 around the axis of the output shaft 12, and accordingly, four second positioning holes 21, four positioning pins 3, four sliding grooves 121, four locking projections 52, four locking grooves 122, and four mounting/dismounting holes 53 are formed in the flange plate, and the positions of the four first positioning holes 111 are respectively matched with the positions of the four second positioning holes. The structure further ensures the installation balance and stability of the inner barrel 2, the impeller 5 and the reducer 1, and ensures the safe and reliable operation of the washing machine.

The disassembly and assembly process of the invention is as follows: when the positioning device is installed, the inner barrel 2 is firstly placed on the flange plate 11 of the speed reducer 1, the first positioning hole 111 and the second positioning hole 21 are aligned, then the elastic piece 4 is placed on the barrel bottom flange 23 of the inner barrel 2, one end of the positioning pin 3 is inserted into the first positioning hole 111 and the second positioning hole 21, and the other end of the positioning pin is inserted into the sliding groove 121 on the output shaft 12 of the speed reducer 1, so that the positioning of the inner barrel 2 in the horizontal direction is completed; then the impeller 5 is arranged on an output shaft 12 of the speed reducer 1, the positioning pin 3 is moved down by 2mm by a special tool 6, the impeller 5 is rotated by 12.4 degrees, the clamping protrusion 52 on the impeller 5 is clamped in the clamping groove 122 on the output shaft 12, and the positioning pin 3 rebounds to complete the up-and-down fixation of the impeller 5 and the inner barrel 2; then, the plug-in terminal 86 is connected, the outer barrel cover is installed, the embedding part 91 of the control panel seat 9 is aligned with the drawing cavity 81 of the box body 8, the control panel seat 9 and the box body 8 are installed in a push-pull mode, and finally the pin 90 is inserted into the pin hole 92, so that the whole installation process of the washing machine is completed. When the control panel is disassembled, the pin 90 of the control panel seat 9 is firstly drawn out, and the plug-in terminal 86 is pulled out; then the control disc seat 9 is detached from the box body 8 in a drawing mode, and the outer barrel cover is detached from the outer barrel so as to be convenient for taking out the inner barrel 2 in the next step; then use specialized tool 6 to pass dismouting hole 53 on the impeller 5, extrude locating pin 3 downwards, make locating pin 3 move down 2mm, then impeller 5 counter-rotation 12.4, make card protruding 52 roll-off joint groove 122 to can dismantle impeller 5 and interior bucket 2 one by one.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. A pulsator washing machine, comprising:

a box body (8) provided with a drawing cavity (81);

the control panel seat (9) is provided with an embedded part (91) which can be clamped in the drawing cavity (81), and the embedded part (91) can be drawn in the drawing cavity (81) so that the control panel seat (9) is connected with the box body (8) in a clamping manner;

the flange plate (11) is fixedly arranged on an output shaft (12) of the speed reducer (1), and a clamping groove (122) is further formed in the output shaft (12);

the inner barrel (2) is placed on the flange plate (11) and is clamped with the flange plate (11) through a positioning pin (3), and an elastic part (4) is arranged between the positioning pin (3) and a barrel bottom flange (23) of the inner barrel (2);

the impeller (5) is arranged on the output shaft (12), the bottom of the impeller (5) is provided with a clamping protrusion (52), and when the positioning pin (3) is pressed down, the clamping protrusion (52) can be clamped into the clamping groove (122) to fix the inner barrel (2);

the output shaft (12) is provided with a sliding groove (121) along the axial direction, one side of the sliding groove (121) is communicated with the clamping groove (122), and the positioning pin (3) and the clamping protrusion (52) can slide along the sliding groove (121).

2. The pulsator washing machine according to claim 1, wherein the drawing chamber (81) is provided on opposite sides of the cabinet (8), and the insertion portion (91) is provided on opposite sides of the control tray base (9).

3. The pulsator washing machine as claimed in claim 2, wherein a pin hole (92) is provided on one side surface between opposite side surfaces of the control disc seat (9), and the pin hole (92) is connected to the cabinet (8) by a pin (90).

4. The pulsator washing machine as claimed in claim 2, wherein both opposite side surfaces of the cabinet (8) comprise a first flange (82) extending inward along a direction perpendicular to the side surfaces, a second flange (83) extending upward perpendicular to the first flange (82), a third flange (84) extending outward perpendicular to the second flange (83), and a fourth flange (85) extending downward perpendicular to the third flange (84);

the drawing cavity (81) is a space surrounded by the first folding edge (82), the second folding edge (83), the third folding edge (84) and the fourth folding edge (85).

5. The pulsator washing machine as claimed in claim 4, wherein the insertion part (91) is provided on the inner wall of the opposite sides of the control dial seat (9), the insertion part (91) comprising a first extension part (911) extending inward perpendicular to the inner wall of the opposite sides of the control dial seat (9), and a second extension part (912) extending upward perpendicular to the first extension part (911); the first extending part (911) is parallel to the first folding edge (82) and is arranged above the first folding edge (82), and the second extending part (912) extends into a space enclosed by the third folding edge (84) and the fourth folding edge (85).

6. The pulsator washing machine as claimed in claim 5, wherein a rolling assembly (80) is fixedly disposed in the drawing chamber (81), and the insertion portion (91) is disposed above the rolling assembly (80) and in rolling contact with the rolling assembly (80).

7. The pulsator washing machine as claimed in claim 6, wherein the rolling assembly (80) comprises a ball base (801) fixed to the first flange (82), and a plurality of balls (802) disposed in the ball base (801), the insertion part (91) being disposed on the balls (802) and in rolling contact with the balls (802).

8. The pulsator washing machine as claimed in any one of claims 1 to 7, wherein a plurality of first positioning holes (111) are formed in the flange plate (11), a plurality of second positioning holes (21) are formed in the bottom flange (23) of the inner tub (2), and the first positioning holes (111) and the second positioning holes (21) are arranged in a one-to-one correspondence to each other for installing a plurality of the positioning pins (3).

9. The pulsator washing machine as claimed in claim 8, wherein the positioning pin (3) comprises a first pin rod (31) and a second pin rod (32) which are vertically arranged, the first pin rod (31) is inserted into the first positioning hole (111) and the second positioning hole (21), the second pin rod (32) is inserted into the sliding groove (121), and the elastic member (4) is located between the first pin rod (31), the second pin rod (32) and the bottom flange (23) of the inner tub (2).

10. The pulsator washing machine according to claim 9, wherein the second pin lever (32) is blocked out of the catching groove (122) when the positioning pin (3) is not depressed; after the clamping protrusion (52) is clamped into the clamping groove (122), the second pin rod (32) is abutted against the bottom of the impeller (5).

11. The pulsator washing machine as claimed in claim 10, wherein a first groove (22) is formed on a tub bottom flange (23) of the inner tub (2), a second groove (321) is formed on a lower side of the second pin (32), a lower end of the elastic member (4) is installed in the first groove (22), and an upper end is installed in the second groove (321).

12. The pulsator washing machine according to any one of claims 1 to 7, wherein the pulsator (5) is provided with a disassembling hole (53) for disassembling and assembling the pulsator (5) in cooperation with a special tool (6).

13. The pulsator washing machine as claimed in claim 12, wherein the special tool (6) comprises an operating handle (61) and a plurality of claws (62) fixedly connected with the operating handle (61), the number and positions of the claws (62) are matched with the assembling and disassembling holes (53) on the pulsator (5), and the claws (62) are used for penetrating through the assembling and disassembling holes (53) to press the positioning pin (3) downwards so that the clamping protrusions (52) slide into or out of the clamping grooves (122) in a rotating manner.