CN212175266U

CN212175266U - Multi-drum washing machine

Info

Publication number: CN212175266U
Application number: CN202020309245.3U
Authority: CN
Inventors: 高尚; 董彦磊; 汪庆波; 张新新
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Shandong Refrigerator Co Ltd
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2020-12-18
Anticipated expiration: 2030-03-12

Abstract

The utility model provides a many washing machines, include: a box body; the impeller washing drum is arranged at the upper end of the box body; the first reinforcing parts are arranged on the box bodies on two sides of the impeller washing cylinder and used for fixing the impeller washing cylinder; the roller washing drum is arranged at the lower end of the box body; the second reinforcing parts are arranged on the box body positioned at two sides between the impeller washing cylinder and the roller washing cylinder and used for fixing the roller washing cylinder; the third reinforcing part is arranged at the bottom of the box body and is used for supporting the roller washing drum; first hanging springs are arranged on two sides of the impeller washing cylinder and are connected with the impeller washing cylinder and the first reinforcing piece; second hanging springs are arranged on two sides of the drum washing drum and are connected with the drum washing drum and the second reinforcing part; the impeller washing cylinder is connected with the roller washing cylinder through a rubber damper; the cylinder washes a laundry section of thick bamboo both sides and is provided with the combination bumper shock absorber, and the cylinder is washed a laundry section of thick bamboo and third reinforcement is connected to the combination bumper shock absorber, the utility model discloses an useful part lies in reducing many washing machine's vibrations.

Description

Multi-drum washing machine

Technical Field

The utility model belongs to the technical field of the clothing washs, especially, relate to a multi-drum washing machine.

Background

Currently, the clothes sorting washing gradually comes into the user's demands, such as the sorting of coats and undergarments, and the clothes sorting washing of children and adults. Therefore, people often want to have a large-capacity washing machine and a small-capacity washing machine, but due to the limitation of housing area, a plurality of washing machines cannot be bought, and therefore, the multi-drum washing machine is emerged. Generally, a multi-drum washing machine has a large-capacity washing machine, and the remaining drum has a smaller capacity.

Patent cn201310284842.x provides a dual drum washing machine, which is a dual drum washing machine, wherein the upper drum and the lower drum are rigidly connected, so that the compactness of the washing machine is improved, but because the upper drum and the lower drum are rigidly connected, resonance exists between the upper drum and the lower drum, the vibration of the upper drum and the lower drum affects the working efficiency of the whole washing machine, and the user experience is reduced.

Disclosure of Invention

The embodiment of the utility model provides a many washing machines, the main objective provides a many washing machine who has impeller and cylinder simultaneously.

The utility model discloses an in the embodiment, set up first hanging spring in the both sides of impeller washing cylinder, be connected with the first reinforcement that sets up on the box through first hanging spring, make impeller washing cylinder stable installation in whole washing machine.

The embodiment of the utility model provides an in, set up the second at the both sides of cylinder washing drum and hang the spring, hang the spring through the second and be connected with the second reinforcement that sets up on the box, make cylinder washing drum stable installation in whole washing machine.

The utility model discloses an in the embodiment, whole multi-drum washing machine's upper end is the impeller and washes a section of thick bamboo, and the lower extreme is the cylinder and washes a section of thick bamboo for the cylinder, and the impeller washes a section of thick bamboo and the cylinder and washes a section of thick bamboo and pass through rubber shock absorber and connect, makes impeller wash a section of thick bamboo and cylinder wash a section of thick bamboo flexonics.

The utility model discloses an in the embodiment, the lower extreme that the cylinder washed the laundry section of thick bamboo is provided with a plurality of combination bumper shock absorbers, and a plurality of combination bumper shock absorbers distribute and set up at cylinder washing section of thick bamboo lower extreme, and the cylinder washes the laundry section of thick bamboo and is connected through the third reinforcement of combination bumper shock absorber with the bottom half, has eliminated washing machine resonance's problem.

The utility model discloses an in the embodiment, the combination bumper shock absorber comprises main bumper shock absorber and branch's bumper shock absorber, and the branch's bumper shock absorber passes through the connecting piece to be connected on main bumper shock absorber, and whole combination bumper shock absorber is "y" style of calligraphy.

The utility model discloses an in the embodiment, the cylinder washes a section of thick bamboo is connected to the main bumper shock absorber one end of combination bumper shock absorber, and the third reinforcement is connected to the other end, and branch's bumper shock absorber one end is connected the cylinder and is washed a position that a section of thick bamboo leaned on the lower extreme, and the other end is connected at the middle part of main bumper shock absorber.

The utility model discloses an in the embodiment, be provided with first counterweight on the impeller laundry barrel for adjust the impeller and wash the weight of barrel and washing machine first part.

The embodiment of the utility model provides an in, be provided with the second counterweight on the cylinder washes clothes for the weight of adjustment cylinder washing clothes section of thick bamboo and washing machine the latter half.

In the embodiment of the utility model, the impeller washing drum comprises two impeller inner cylinders and a impeller urceolus, and two impeller inner cylinders set up in a impeller urceolus, have improved washing machine's compactness.

In the embodiment of the utility model, the washing weight of every impeller inner tube is 1kg to can guarantee washing machine's clean efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 these drawings without creative efforts.

Fig. 1 is a schematic view of a multi-drum washing machine according to an embodiment of the present invention;

FIG. 2 is a schematic view of the front side of the washing machine after the casing of the cabinet is disassembled according to the embodiment of the present invention;

FIG. 3 is a schematic diagram of the rear side of the washing machine after the casing of the box body is detached according to the embodiment of the present invention;

FIG. 4 is a schematic view of the inside of a washing machine according to an embodiment of the present invention;

FIG. 5 is a schematic view of another view angle inside the washing machine according to the embodiment of the present invention;

FIG. 6 is a schematic structural view of a combined shock absorber according to an embodiment of the present invention;

FIG. 7 is a schematic structural view of a rubber damper according to an embodiment of the present invention;

FIG. 8 is an enlarged view taken at A in FIG. 3;

FIG. 9 is an enlarged view at B in FIG. 3;

in the above figures: 1. a box body; 11. a rubber damper; 111. the wave wheel connecting end; 112. vulcanized rubber; 113. a roller connecting end; 2. a pulsator washing drum; 21. a first reinforcement; 22. a first suspension spring; 221. A first hook; 23. a first weight member; 24. supporting the cushion block; 25. a first opening; 26. a first door cover; 3. a drum washing drum; 31. a second reinforcement; 32. a second suspension spring; 321. a second hook; 33. a second weight member; 34. a combined shock absorber; 341. a main shock absorber; 342. a branched shock absorber; 343. a connecting member; 35. a third reinforcement; 36. a second door cover; 37. and the second opening.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The classified washing of clothes comes into the user's demands such as classified washing of coats and undergarments, and classified washing of clothes of children and adults. Therefore, people often want to have a large-capacity washing machine and a small-capacity washing machine, but due to the limitation of housing area, a plurality of washing machines cannot be bought, and therefore, the multi-drum washing machine is emerged. Generally, a multi-drum washing machine has a large-capacity washing machine, and the remaining drum has a smaller capacity.

The embodiment of the utility model provides an in many washing machines structure divide into two parts from top to bottom (refer to fig. 1), and the first half is two low capacity impeller wash-drums 2, and the lower half is a high capacity cylinder wash-drum 3.

The pulsator washing drum 2 positioned at the upper end of the box body 1 is formed by combining an inner pulsator drum and two outer pulsator drums, the washing capacity range of each inner pulsator drum is 0.95 kg-1.1 kg, in the embodiment, the washing capacity of each inner pulsator drum is 1kg, and the utilization rate of the space in the washing machine can be improved to the maximum.

The pulsator washing drum 2 is an inner drum and outer drum structure of a common pulsator washing machine, and is different in that the pulsator washing drum 2 in the embodiment is composed of two pulsator inner drums and a pulsator outer drum, the two pulsator inner drums are arranged in the pulsator outer drum, and the two pulsator inner drums rotate independently, so that the problem of interference between the two pulsator inner drums when rotating is effectively avoided, and the space in the washing machine can be effectively utilized.

Because the pulsator washing drum 2 is provided with two pulsator inner drums, two first openings 25 and a first door cover 26 for opening or closing the first openings 25 are arranged at the upper end of the box body 1, and the first openings 25 are communicated with the outside of the washing machine to the inside of the pulsator washing drum 2, so that a user can directly put clothes into the pulsator washing drum 2 to clean the clothes.

The drum washing drum 3 located at the lower end of the cabinet 1 is an inner drum and an outer drum structure of a common pulsator washing machine, the drum washing drum 3 is provided with a second opening 37 and a second door cover 36 for opening or closing the second opening 37 on the front side of the cabinet 1, and when a user uses the washing machine, the user puts clothes into the drum washing drum 3 through the second opening 37 to clean the clothes.

Since the present embodiment enables a user to wash large clothes (such as a coat) and small clothes (such as underwear) simultaneously, the washing capacity of the drum washing tub 3 is greater than that of the pulsator washing tub 2, and thus the weight of the upper half of the washing machine is less than that of the lower half of the washing machine.

In order to adjust the overall weight of the washing machine, a first counterweight 23 matched with the appearance of the pulsator washing drum 2 is arranged on the pulsator washing drum 2, a second counterweight 33 matched with the appearance of the roller washing drum 3 is arranged on the roller washing drum 3, the overall weight of the washing machine is uniformly distributed by adjusting the weight of the first counterweight 23 and the weight of the second counterweight 33, but the center of gravity of the washing machine is lower because the washing capacity of the roller washing drum 3 is larger than that of the pulsator washing drum 2.

At present, the pulsator washing machine is characterized in that a door cover is opened at the upper part, so that the use of a user is facilitated, the height of the washing machine cannot be designed to be too high, unnecessary troubles are caused in the process of using the washing machine by the user, and the whole washing machine needs to be designed compactly, so that the pulsator washing drum 2 and the drum washing drum 3 need to be flexibly connected, the whole washing machine can be compact in structure and stable in working condition, and working vibration and resonance are reduced.

The embodiment of the present invention provides a first hanging spring 22 (refer to fig. 2-5) disposed on both sides of the pulsator washing drum 2 (the direction close to the whole both sides of the washing machine), wherein the first hanging spring 22 is a common metal hanging spring, and can effectively connect the pulsator washing drum 2 in the upper half of the casing 1, preventing the pulsator washing drum from generating violent vibration and resonance when rotating.

Correspondingly, the first reinforcement 21 is disposed at a position close to two sides of the pulsator washing drum 2 in the casing 1, the first reinforcement 21 is of a straight plate structure and can be tightly fixed on the casing 1, one end of the first hanging spring 21 is fixed on the outer wall of the pulsator washing drum 2, the other end of the first hanging spring 21 is provided with a first hook 221 (refer to fig. 8), and the first reinforcement 21 is provided with a fastening hole corresponding to the first hook 221, so that the first hanging spring 22 can be fixed on the first reinforcement 21.

The two sides of the pulsator washing drum 2 are connected between two first reinforcements 21 of the cabinet 1 through first hanging springs 22, so that the pulsator washing drum 2 is fixed on the upper half part of the whole washing machine, and the vibration generated in the working state of the pulsator washing drum 2 is reduced through the fixation of the first hanging springs 22.

The embodiment of the present invention provides a second hanging spring 32 (refer to fig. 2-5) disposed on both sides of the drum washing drum 3 (the direction close to the whole both sides of the washing machine), wherein the second hanging spring 32 is a common metal hanging spring, and can effectively connect the drum washing drum 3 in the lower half part of the box body 1, preventing the drum washing drum from generating violent vibration and resonance during rotation.

Correspondingly, the second reinforcement 31 is disposed at a position close to two sides of the drum washing drum 3 (and also at a position between the pulsator washing drum 2 and the drum washing drum 3) in the cabinet 1, the second reinforcement 31 is of a straight plate structure and can be tightly fixed on the cabinet 1, one end of the second hanging spring 31 is fixed on the outer wall of the drum washing drum 3, the other end of the second hanging spring 31 is provided with a second hook 321 (refer to fig. 9), the second reinforcement 31 is provided with a snap hole corresponding to the second hook 321, and the second hanging spring 32 can be fixed on the second reinforcement 21.

The two sides of the drum washing drum 3 are connected between the two second reinforcements 31 of the cabinet 1 through the second hanging spring 32, so that the drum washing drum 3 is fixed at the lower half part of the whole washing machine, and the vibration of the drum washing drum 3 in the working state can be reduced through the fixation of the second hanging spring 32.

In the embodiment of the present invention, the first hanging spring 22 and the second hanging spring 32 have the same structure, and therefore, the first reinforcement 21 and the second reinforcement 31 have the same structure, when the first hanging spring 22 fixes the pulsator washing tub 2 in the upper half of the cabinet 1 and the second hanging spring 32 fixes the drum washing tub 3 in the lower half of the cabinet 1, the first hanging spring 22 and the second hanging spring 32 are in the same vertical plane in the vertical up-down direction.

The utility model discloses an in the embodiment, box 1 is provided with the lip block 24 in the position between impeller washing cylinder 2 and the cylinder washing cylinder 3, and the lip block 24 is whole to be columnar structure, because the volume that the cylinder washed cylinder 3 was greater than impeller washing cylinder 2, consequently, lip block 24 sets up in the upper end of cylinder washing cylinder 2 to with the side fixed connection that the impeller washed cylinder 2.

The pulsator washing drum 2 is connected in the upper half part of the cabinet 1 through the first hanging spring 22, and may interfere with the drum washing drum 3 when in operation, so the supporting cushion block 24 is provided to make the pulsator washing drum 2 and the drum washing drum 3 have a certain rigid connection, which can improve the stability of the whole washing machine in the operation state.

Furthermore, the number of the supporting cushion blocks 24 is four, the four supporting cushion blocks 24 are distributed at four positions at the upper end of the drum washing drum 3, which are close to corners of the box body 1, and can evenly distribute borne force, so that the overall stability of the washing machine is further ensured.

The utility model discloses an in the embodiment, be connected through rubber shock absorber 11 between lip block 24 and the cylinder wash-tub 3, impeller wash-tub 2 and cylinder wash-tub 3 upper and lower two parts are assembled together through certain connection structure, nevertheless because the characteristic of vibration takes place in the washing machine working process, must reduce the transmission of upper and lower two part vibrations, must adopt a structure that has certain shock absorption effect again, adopt the flexible rubber shock absorber 11 that has certain rigidity from this, in order to further guarantee connection structure's intensity and security, adopt similar auto industry bumper shock absorber structure.

As shown in fig. 7, the rubber damper 11 has a structure of two layers, one layer is sandwiched between the two layers, the upper layer of the rubber damper 11 is a pulsator connection end 111 made of steel, the middle layer is vulcanized rubber 112 having a certain rigidity, the lower end is a drum connection end 113 also made of steel, and the pulsator connection end 111 is connected to the pulsator washing tub 2 through a support pad 24.

The fixed positions of the upper end and the lower end of the rubber shock absorber 11 are made of steel, the middle of the rubber shock absorber is vulcanized rubber 112, the requirement on rubber hardness is high, and when the pulsator washing cylinder 2 and the roller washing cylinder 3 are dehydrated simultaneously, the two parts of the rubber shock absorber are isolated from each other to play a role in shock absorption and shock isolation. The stiffness of the rubber and the mounting position need to be calculated to avoid coupling of vibrations of different freedoms and to reduce noise.

The embodiment of the utility model provides an in, many washing machines's special construction leads to the focus on the upper side, and in dynamic process, the impeller washes a section of thick bamboo 2 and a drum and washes a section of thick bamboo 3 local position vibration too big, easily box 1 bumps. If the balance weight is adjusted to make the center of gravity of the balance weight lower, the weight of the whole machine is increased. In order to solve the problem that the drum collides with the box body when the local position vibrates excessively and works dynamically and the weight of the whole machine is not too heavy, a combined shock absorber 34 is arranged on the drum washing drum 3.

The combined damper 34 has a "y" shaped structure as a whole (refer to fig. 6), and is composed of a longer main damper 341 and a shorter branch damper 342, the shorter branch damper 342 is connected to the middle of the longer main damper 341 by a connector 343, and the connector 343 is slidable on the main damper 341 and fixed to the main damper 341 when slid to a target position, so that an angle between the main damper 341 and the branch damper 342 reaches a set value.

The utility model discloses an in this embodiment, box 1 is provided with third reinforcement 35 in the both sides of bottom, and the structure of third reinforcement 35 is the straight plate structure, and inseparable the bottom of fixing in box 1 both sides, and cylinder wash-tub 3 is located the position of top between two third reinforcements 35, and simultaneously, cylinder wash-tub 3 is last to have set up four combination bumper shock absorbers 34, and four combination bumper shock absorbers 34 distribute in the position that cylinder wash-tub 3 is close to the box 1 bottom.

One end of the main damper 341 of the combined damper 34 is connected to the third reinforcement member 35, and the other end is connected to the drum washing tub 3, the branch damper 342 provided on the main damper 341 is also connected to the drum washing tub 3, and a connection point of the branch damper 342 and the drum washing tub 3 is higher than a connection point of the main damper 341 and the drum washing tub 3.

The drum washing drum 3 is transversely arranged in the cabinet 1 in a drum-shaped structure, two planes of the drum washing drum 3 are positioned at the front side and the rear side of the cabinet 1, two of the four combined dampers 34 are arranged in a group at the position where the drum wall of the drum washing drum 3 is connected with the planes, one group is arranged at the front side of the drum washing drum 3, one group is arranged at the rear side of the drum washing drum 3, the connection points of the main dampers 341 of the four combined dampers 34 and the drum washing drum 3 are positioned in the same horizontal plane, correspondingly, the connection points of the four branch dampers 342 and the drum washing drum 3 are also positioned in the same horizontal plane, and the plane formed by the connection points of the four branch dampers 342 and the drum washing drum 3 is higher than the plane formed by the connection points of the four vermilion dampers 341 and the drum washing drum 3.

After the connection point of the combined damper 34 and the drum washing cylinder 3 is adjusted, the vibration can be effectively reduced, especially the amplitude of the upper end of the pulsator washing cylinder 2 can be reduced, and the resonance point is eliminated.

The embodiment of the utility model provides a many washing machines comprise upper and lower two, and the first half is two little capacity's impeller washing drum 2, and the latter half is a large capacity's cylinder washing drum 3. Because the washing capacity of the existing small impeller washing machines on the market is about 1kg, the space is designed for utilizing as much as possible, the capacity of the impeller is ensured to be about 1kg, and the two small impeller washing machines adopt an integrated outer barrel structure, so that the danger of interference when the two small impeller washing machines are in a split type dynamic state is avoided, and the capacity is increased. The upper half part of the box body 1 is a full-automatic pulsator washing machine and is an upper lifting cover, so that the height cannot be too high, and the use is inconvenient due to the too high height; since the height cannot be too high, the capacity is limited. The clearance between the upper part and the lower part is required to be smaller for increasing the capacity, and collision and interference are avoided even in the dynamic working process. Therefore, the upper part and the lower part are fixed together without relative movement. Thirdly, because the upper part and the lower part are fixed together, the whole height is higher, in order to avoid the large left-right shaking amplitude of the impeller washing cylinder 3 from colliding with the box body 1, the two first hanging springs 22 are arranged on the impeller washing cylinder 2, so that the whole suspension vibration can be met, and the risk of collision between the impeller washing cylinder 2 and the box body 1 due to shaking can be reduced.

The utility model discloses a many washing machines's of embodiment special construction leads to the focus on the upper side, and if the bottom uses several single damping shock absorbers of conventional, at the developments in-process, the impeller washes a 2 top local position vibrations of section of thick bamboo too big, easily box 1 bumps. If the first and

second balance weights

23 and 33 are adjusted to have their center of gravity lower, the overall weight will increase. In order to solve the problem that the drum collides with the box body 1 when the local position vibrates excessively and works dynamically and the weight of the whole machine is not too heavy, a reasonable combined shock absorber is adopted to avoid the situation, a main shock absorber 341 is additionally provided with a branch shock absorber 342, a proper damping value is selected for combination, and a connecting point is arranged on the outer wall of the drum washing drum 3 and connected with the combined shock absorber 34.

The embodiment of the utility model discloses a stabilize impeller washing cylinder 2 and cylinder washing cylinder 3 through combining first hanging spring 22 and second hanging spring 32, constitute through lip block 24 and rubber damper 11 and make impeller washing cylinder 2 and cylinder washing cylinder 3 between have rigid flexonics, at last through setting up four combination bumper shock absorbers 34 in cylinder bottom 3, two departments's transmission of vibration about effectively reducing plays to inhale and shakes the effect of making an uproar to the coupling of vibration between the different degrees of freedom has been reduced.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A multiple-tub washing machine, comprising:

a box body;

the impeller washing drum is arranged at the upper end of the box body;

the first reinforcing parts are arranged on the box body at two sides of the impeller washing cylinder and used for fixing the impeller washing cylinder;

the roller washing drum is arranged at the lower end of the box body;

the second reinforcing parts are arranged on the box body positioned on two sides between the impeller washing drum and the roller washing drum and used for fixing the roller washing drum;

the third reinforcing part is arranged at the bottom of the box body and is used for supporting the roller washing drum;

wherein,

first hanging springs are arranged on two sides of the impeller washing cylinder and are connected with the impeller washing cylinder and the first reinforcing piece;

second hanging springs are arranged on two sides of the drum washing drum and are connected with the drum washing drum and the second reinforcing piece;

a rubber damper is arranged between the impeller washing cylinder and the roller washing cylinder, and the impeller washing cylinder is connected with the roller washing cylinder through the rubber damper;

and combined dampers are arranged on two sides of the drum washing drum and are connected with the drum washing drum and the third reinforcing part.

2. A multi-drum washing machine according to claim 1, characterized in that: the combined shock absorber consists of a main shock absorber and a branch shock absorber, the main shock absorber is connected with the branch shock absorber through a connecting piece, the branch shock absorber is connected to the middle part of the main shock absorber, and the combined shock absorber is integrally y-shaped;

wherein,

one end of the main damper is connected to the middle parts of the two sides of the drum washing drum, and the other end of the main damper is connected to the third reinforcing part;

one end of the branch shock absorber is connected to the lower ends of the two sides of the drum washing cylinder, and the other end of the branch shock absorber is connected to the middle of the main shock absorber.

3. A multi-drum washing machine according to claim 1, characterized in that: the upper end and the lower end of the rubber damper are made of steel, the middle part of the rubber damper is made of vulcanized rubber, the upper end of the rubber damper is connected with the impeller washing cylinder, and the lower end of the rubber damper is connected with the drum washing cylinder.

4. A multi-drum washing machine according to claim 1, characterized in that: the impeller washing drum is composed of an impeller inner drum and an impeller outer drum, the number of the impeller inner drums is two, and the two impeller inner drums are both arranged in the impeller inner drum.

5. The multi-drum washing machine according to claim 4, characterized in that: the washing capacity range of the impeller inner cylinder is 0.9 kg-1.3 kg.

6. A multi-drum washing machine according to claim 1, characterized in that: the washing machine is characterized in that a first counterweight is arranged on the impeller washing drum, a second counterweight is arranged on the drum washing drum, and the first counterweight and the second counterweight are used for adjusting the overall weight of the washing machine.

7. A multi-drum washing machine according to claim 1, characterized in that: the combined damper is provided in plurality on the drum washing drum.

8. The multi-drum washing machine according to claim 7, characterized in that: the number of the combined shock absorbers is four, two shock absorbers are symmetrically arranged on the front side of the drum washing drum at intervals, and two shock absorbers are symmetrically arranged on the rear side of the drum washing drum at intervals.

9. A multi-drum washing machine according to claim 1, characterized in that: the impeller washing cylinder is provided with a first opening at the upper end of the box body and is used for putting clothes into the impeller washing cylinder; the front side of the box body of the drum washing drum is provided with a second opening for putting clothes into the drum washing drum.

10. A multi-drum washing machine according to claim 1, characterized in that: the position of the first hanging spring on the pulsator washing drum corresponds to the position of the second hanging spring on the drum washing drum, and the first hanging spring and the second hanging spring are located in the same vertical plane.