CN112877986A

CN112877986A - Washing machine

Info

Publication number: CN112877986A
Application number: CN202110019622.9A
Authority: CN
Inventors: 薛威海; 刘玉春; 刘振华; 湛国庆
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Shandong Refrigerator Co Ltd
Priority date: 2021-01-07
Filing date: 2021-01-07
Publication date: 2021-06-01

Abstract

The present invention provides a washing machine, including: a box body; the frame comprises a middle base arranged in the middle of the frame, and the middle base divides the space in the frame into an upper mounting space above the middle base and a lower mounting space below the middle base; the upper roller is fixedly arranged on the middle base and is positioned in the upper mounting space; a lower drum connected to the frame and located in the lower installation space; through setting up the middle part base, set firmly the upper roller on the middle part base, on lower cylinder connection frame for upper roller and lower cylinder are separately independent, and when the upper roller was moved, the middle part of making the vibration of upper roller most transmit the box has reduced the influence to the complete machine when the upper roller was moved, has obvious effect to improving the vibration noise.

Description

Washing machine

Technical Field

The invention belongs to the technical field of washing machines, and particularly relates to a double-drum washing machine.

Background

The washing machines are generally used as household appliances in life of people, generally, one household only has one washing machine, classified healthy washing becomes fashionable and pursuit of life along with the improvement of life quality of people, users generally increase the number of the washing machines, but the cost of a plurality of washing machines is large, the occupied space is large, and the maintenance cost is high, so that double-drum and multi-drum washing machines with more than two drums are produced, and clothes can be washed in different drums.

However, the existing double-drum washing machine is unreasonable in structural design, the upper drum and the lower drum are usually connected together, the connecting structure of the upper drum and the lower drum is complex, the production cost is increased, and the vibration generated in the operation process of the upper drum and the lower drum can affect each other, so that when one of the drums does not work, the vibration can be generated, the structural stability of the drum is affected, the whole machine is accelerated to shake, and the noise is large; or, separately fix the lateral part at the frame with last cylinder and lower cylinder, the hoist and mount position of going up the cylinder is high, leads to shaking the momentum big, the noise is big when going up a section of thick bamboo operation, and the vibration that leads to when a section of thick bamboo operation transmits the box on for the complete machine rocks obviously, and the noise is big, influences user experience.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. For this purpose,

according to an embodiment of the present disclosure, there is provided a washing machine including:

a box body;

the frame comprises a middle base arranged in the middle of the frame, and the middle base divides the space in the frame into an upper mounting space above the middle base and a lower mounting space below the middle base;

the upper roller is fixedly arranged on the middle base and is positioned in the upper mounting space;

and a lower roller connected to the frame and located in the lower installation space.

Through setting up the middle part base, set firmly the upper roller on the middle part base, on lower cylinder connection frame for upper roller and lower cylinder are separately independent, and when the upper roller was moved, the middle part of making the vibration of upper roller most transmit the box has reduced the influence to the complete machine when the upper roller was moved, has obvious effect to improving the vibration noise.

According to the embodiment of the disclosure, the upper roller is fixedly arranged on the middle base through the combined damping structure, so that the damping effect can be achieved, and the influence of the upper roller on the whole machine is reduced.

According to an embodiment of the present disclosure, the combined shock-absorbing structure includes:

the upper damper comprises an upper sleeve, an upper fixing pipe and a damping strip connected with the end part of the upper fixing pipe, wherein the damping strip is inserted into the upper sleeve, and the upper sleeve is sleeved at one end of the upper fixing pipe;

a spring; the sleeve is arranged on the upper fixed pipe and is limited between the lower part of the upper sleeve and the bottom of the upper fixed pipe.

Through setting up the attenuator, can play the cushioning effect, set up the spring, can strengthen the shock attenuation, improve the shock attenuation effect.

According to this disclosed embodiment, middle part base includes the middle part bottom plate, go up the cylinder through combination shock-absorbing structure set firmly in on the bottom plate of middle part, conveniently set up the cylinder, improve the stability of going up the cylinder.

According to the embodiment of the disclosure, the front side and the rear side of the upper part of the upper roller are connected with the frame, so that the upper roller can be prevented from inclining forwards and backwards.

According to the embodiment of the disclosure, the front side and the rear side of the upper part of the upper roller are connected to the frame through the upper tension springs, so that the shock absorption effect can be achieved, and the influence of the upper roller on the whole machine is reduced.

According to the embodiment of the disclosure, the frame further comprises a lower base arranged at the bottom of the frame, the lower roller is arranged above the lower base and is connected to the lower base through a lower shock absorber, the shock absorber is arranged on the lower base and can play a shock absorption role, and the lower roller is arranged and connected to the base, so that most of vibration of the lower roller is transmitted to the bottom of the box body, the influence on the whole machine when the lower roller operates is reduced, and the lower roller has an obvious effect of improving vibration noise.

According to the embodiment of the disclosure, the upper part of the lower roller is connected to the middle base, so that the upper part of the lower roller is fixed reliably, and the stability of the lower roller is enhanced.

According to the embodiment of the disclosure, the middle base further comprises a middle side plate, the middle side plate surrounds the periphery of the middle bottom plate, the upper portion of the lower roller is connected to the middle side plate through a lower tension spring, the damping effect can be achieved, and the influence of the lower roller on the whole machine is reduced.

According to the embodiment of the present disclosure, the frame has four support columns, anterior two of locating its four corners department respectively the top and the rear portion of support column are two support beam and back upper strut beam before the top of support column is equipped with respectively, and wherein partly upper strut's both ends connect respectively in preceding upper strut beam and last cylinder, partly upper strut's both ends connect respectively in back upper strut beam and last cylinder, the convenience is fixed the cylinder front and back side on the frame, avoids the cylinder slope.

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 the drawings without creative efforts.

Fig. 1 is a partial structural perspective view of a washing machine according to an embodiment of the present disclosure;

fig. 2 is a partial structural perspective view of a washing machine according to an embodiment of the present disclosure;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B;

fig. 5 is an exploded view of a partial structure of a washing machine according to an embodiment of the present disclosure;

FIG. 6 is an enlarged view of a portion of FIG. 5 at C;

FIG. 7 is a schematic structural view of a composite shock absorbing structure according to an embodiment of the present disclosure;

fig. 8 is an exploded view of a partial structure of a washing machine according to an embodiment of the present disclosure;

fig. 9 is an exploded view of a partial structure of a washing machine according to an embodiment of the present disclosure;

fig. 10 is a schematic structural view of a lower shock absorber according to an embodiment of the present disclosure.

In the above figures: a frame 1; a middle base 11; a base hanging part 111; a middle side plate 112; a middle bottom plate 113; an upper installation space 12; a lower installation space 13; a support column 14; a bending section 141; a rear upper support beam 15; a rear hanging portion 151; a front upper support beam 16; a front hooking portion 161; a left upper support beam 17; a right upper support beam 18; a lower base 19; a bending piece 191; lower base attachment holes 1911; a lower side plate 192; a lower bottom plate 193; an upper drum 2; an upper mounting block 21; an upper drum hanging part 22; an upper inlet port 23; a lower drum 3; lower drum coupling hole 31; a lower drum hanging part 32; a lower inlet port 33; a combined damping structure 4; a spring 41; an upper damper 42; an upper sleeve 421; an upper fixed tube 422; a first retainer ring 43; a lower support ring 44; an upper tension spring 5; a lower shock absorber 6; a lower sleeve 61; a lower bushing coupling hole 611; a lower stationary tube 62; a lower fixing tube coupling hole 621; a pin 7; a groove 71; a limit buckle 72; a lower tension spring 8.

Detailed Description

The invention is described in detail 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.

The present invention provides a washing machine, which will be described below with reference to fig. 1 to 10, wherein fig. 1 and 2 are partial structural perspective views of the washing machine.

The washing machine comprises a box body and a frame 1, wherein the frame 1 can be arranged in the box body, and the frame 1 plays a supporting role.

Referring to fig. 1 and 2, the frame 1 includes a middle base 11 provided at a middle portion of the frame, and the middle base divides an inner space of the frame 1 into an upper installation space 12 located above the middle base and a lower installation space 13 located below the middle base.

The frame 1 further has four supporting columns 14 respectively disposed at four corners thereof, and the four supporting columns are respectively a first supporting column, a second supporting column, a third supporting column and a fourth supporting column. Four corners of the middle base 11 are respectively connected to the four supporting columns.

Referring to fig. 5, the middle base 11 includes a middle base plate 113, which may be a rectangular plate, connected to the four supporting pillars at four corners of the middle base plate, and the middle base plate may have a middle hole formed in the middle thereof to reduce the weight of the rectangular plate and reduce the weight of the rectangular plate.

The middle base can be made of steel, so that the middle base is high in strength, good in plasticity and toughness, high in reliability and convenient to process and connect.

The middle base 11 may further include a middle side plate 112 disposed around the periphery of the middle bottom plate 113, the middle bottom plate and the middle side plate are integrally formed, specifically, the middle bottom plate and the middle side plate may be formed by bending a plate, the middle side plate may be disposed above or below the middle bottom plate, and the joint between two adjacent middle side plates may be welded. Correspondingly, the middle base 11 can be connected to four supporting columns through the middle side plate, or the four corners of the middle side plate and the middle bottom plate are connected to the supporting columns, and the connecting mode can be welding.

The washing machine further comprises an upper roller 2 and a lower roller 3, the upper roller 2 and the lower roller 3 are arranged up and down, the upper roller 2 is fixedly arranged on the middle base 11 and is positioned in the upper installation space 12, so that the middle base can support the upper roller, and the upper roller 2 can be fixedly arranged on the middle bottom plate 113; the lower drum 3 is connected to the frame 1 and is located in the lower installation space 13.

The upper roller 2 is fixedly arranged on the middle base 11 through the combined damping structure 4, and can play a damping role and reduce the influence of the upper roller on the whole machine. Wherein, combination shock-absorbing structure's upper end is connected with last cylinder, and combination shock-absorbing structure's lower extreme is connected with the middle part base, and is concrete, combination shock-absorbing structure's lower extreme and middle part bottom plate are connected.

Specifically, the combined shock-absorbing structure 4 may be connected to the bottom of the upper drum, wherein the combined shock-absorbing structure 4 may have at least one, and/or the combined shock-absorbing structure may be connected to the side of the upper drum, wherein the combined shock-absorbing structure 4 has at least one pair, and the pair of the combined shock-absorbing structures 4 are symmetrically disposed at both sides of the upper drum.

Referring to fig. 3, the upper drum 2 is provided with an upper mounting block 21 to which the combined shock-absorbing structure is coupled, and the upper end of the combined shock-absorbing structure 4 is coupled to the upper mounting block 21.

Referring to fig. 7, the combined shock absorbing structure 4 includes a spring 41 and an upper damper 42, the upper damper includes an upper sleeve 421, an upper fixed tube 422 and a damping strip connected to an end of the upper fixed tube 422, the damping strip is inserted into the upper sleeve 421 so that the upper sleeve is sleeved on one end of the upper fixed tube 422, the combined shock absorbing structure 4 is connected to the upper roller through an upper end of the upper sleeve and is connected to the middle base through a lower end of the upper fixed tube, the damping strip and the lower sleeve interact to achieve the purpose of damping, the spring 41 is sleeved on the upper fixed tube 422 and is limited between a lower portion of the upper sleeve 421 and a bottom portion of the upper fixed tube, specifically, the upper portion of the spring 41 is provided with a first limit ring 43, the first limit ring 43 is fixedly disposed at a lower end of the upper sleeve 421 and is sleeved on the upper fixed tube 422, an outer diameter of the first limit ring is greater than a diameter of a middle hole of the spring, so that the first, limiting the spring below the first limiting ring; when the lower extreme of combination shock-absorbing structure is connected on the middle part base, the spring is spacing between middle part base and first spacing ring, when last cylinder operation produced vibration, the spring can play further absorbing function, reinforcing shock attenuation effect.

The combined damping structure can also comprise a lower support ring 44, the lower support ring 44 is sleeved on the upper fixed pipe and positioned below the spring to play a role in supporting the protection spring, a notch can be further formed in the lower support ring, and the lower fixed pipe can be sleeved on the lower fixed pipe through the notch.

The top of the two support columns at the rear part and the top of the two support columns at the front part are respectively provided with a rear upper support beam 15 and a front upper support beam 16, the top of the two support columns at the left side and the top of the two support columns at the right side are respectively provided with a left upper support beam 17 and a right upper support beam 18, and the rear upper support beam 15, the front upper support beam 16, the left upper support beam 17, the right upper support beam 18 and the support columns can be connected through welding.

Here, the front side is a side of the washing machine facing a user, and the rear side is a side opposite to the front side. The front side and the rear side of the upper part of the upper roller 2 are both connected on the frame 1, and the front and the rear of the upper roller can be fixed to avoid the front and the rear inclination of the upper roller.

Specifically, the front side and the rear side of the upper part of the upper roller 2 are connected to the frame through the upper tension springs 5, so that the damping effect can be achieved, and the influence of the upper roller on the whole machine is reduced. At least one upper tension spring 5 is respectively arranged on the front side and the rear side of the upper part of the upper roller 2, two ends of one part of the upper tension springs are respectively connected with the front upper supporting beam and the upper roller, and two ends of the other part of the upper tension springs are respectively connected with the rear upper supporting beam and the upper roller.

Referring to fig. 1 to 4, an upper drum hanging part 22 is provided on the upper drum 2, a front hanging part 161 and a rear hanging part 151 are provided on the rear upper support beam 15 and the front upper support beam 16, respectively, both ends of a part of the upper extension springs 5 are connected to the upper drum hanging part 22 and the front hanging part 161, respectively, and both ends of the other part of the upper extension springs 5 are connected to the upper drum hanging part 22 and the rear hanging part 151, respectively. Specifically, the upper roller hanging part can be a lifting lug, and the front hanging part and the rear hanging part can be lifting holes.

Referring to fig. 8, the frame 1 further includes a lower base 19 located at the bottom thereof, and the lower roller 3 is disposed above the lower base and connected with the lower base, so that most of the vibration of the lower roller is transmitted to the bottom of the cabinet, thereby reducing the influence on the whole machine when the lower roller operates and having an obvious effect on improving the vibration noise.

Four corners of lower base 19 are connected respectively on four support columns, and lower base 19 includes lower bottom plate 193, and four corners that can be the lower bottom plate are connected in four support columns, and the lower bottom plate can be the rectangular plate, and the middle part of rectangular plate can be opened there is the mesopore to reduce the weight of rectangular plate, play the purpose that subtracts the heavy.

The lower base can be made of steel, so that the lower base is high in strength, good in plasticity and toughness, high in reliability and convenient to process and connect.

The lower base 19 may further include a lower side plate 192 disposed around the periphery of the lower bottom plate 193, the lower bottom plate and the lower side plate are integrally formed, specifically, the lower bottom plate and the lower side plate may be formed by bending a plate, the lower side plate may be located above the lower bottom plate, and the joint between two adjacent lower side plates may be connected by welding. Correspondingly, the lower base 19 can be connected to four supporting columns through the lower side plate, or the four corners of the lower side plate and the lower bottom plate are connected to the supporting columns, and the connection mode can be welding.

Specifically, lower cylinder 3 is connected on lower part base 19 through bumper shock absorber 6 down, and is specific, and lower cylinder 3 is connected on lower part bottom plate 193 through bumper shock absorber 6 down, can play the cushioning effect, reduces the influence of lower cylinder to the complete machine.

The lower shock absorber 6 can be connected to the bottom of the lower roller, wherein the lower shock absorber 6 can have at least one, and two ends of the lower shock absorber are respectively connected with the lower base and the lower roller; and/or the lower damper 6 is connected to the side of the lower drum, wherein the damper 6 has at least one pair, and the pair of dampers 6 are symmetrically arranged on both sides of the lower drum; the two ends of the shock absorber 6 are rotatably connected with the lower roller and the lower base, so that the position and the angle of the shock absorber 6 can be changed without being limited by space, the vibration condition of the upper roller is conveniently and effectively controlled, and the influence of the upper roller on the whole machine is reduced.

Referring to fig. 10, the lower shock absorber 6 is a damper, and includes a lower sleeve 61, a lower fixing tube 62, and a damping strip connected to one end of the lower fixing tube 62, wherein the damping strip is inserted into the lower sleeve 61 such that the lower sleeve 61 is sleeved on the end of the lower fixing tube 62, and the damping strip and the lower sleeve interact with each other to achieve the purpose of damping.

The lower base is provided with a bending piece 191, the bending piece 191 is provided with a lower base connecting hole 1911, the upper end of the lower sleeve 61 is provided with a lower sleeve connecting hole 611, the lower end of the lower fixing pipe 62 is provided with a lower fixing pipe connecting hole 621, the lower roller is provided with a lower roller connecting hole 31, and the lower sleeve connecting hole 611 and the lower roller connecting hole as well as the lower fixing pipe connecting hole 621 and the lower base connecting hole can be connected through a pin 7 or a screw.

Referring to fig. 9, the pin 7 is provided with a groove 71, the groove 71 is arranged along the length direction of the pin, when the pin is inserted into the lower sleeve connecting cylinder 611 and the lower roller connecting hole and/or the lower fixing tube connecting hole 621 and the lower base connecting hole, the groove 71 is deformed to enable the pin to be inserted into the hole, the outer wall of the pin is enabled to be abutted against the inner wall of the hole under the action of the groove tension, and the pin is enabled to firmly connect the lower shock absorber with the lower roller and the lower base; the pin 7 may also be provided with an elastic limit catch 72 for preventing the pin 7 from coming out of the hole.

Referring to fig. 5-6, the upper portion of the lower roller 3 is connected to the middle base, so that the upper portion of the lower roller is fixed and reliable, the stability of the lower roller is enhanced, specifically, the upper portion of the lower roller 3 is connected to the middle base through the lower tension spring 8, a shock absorption effect can be achieved, and the influence of the lower roller on the whole machine is reduced.

Lower extension spring 8 can set up the lateral part at the lower cylinder, and the lower extension spring has at least a pair ofly, and the both sides at the lower cylinder are set up to mated lower extension spring symmetry, and is concrete, is equipped with lower cylinder articulate portion 32 on the lower cylinder, is equipped with base articulate portion 111 on the middle part base, and the both ends of lower extension spring are connected with lower cylinder articulate portion and base articulate portion respectively for the lower cylinder is fixed stable. The base hanging part 111 can be arranged on the middle side plate 112. Specifically, the lower roller hanging part can be a lifting lug, and the base hanging part can be a lifting hole.

The tops of the two support columns at the front of the frame 1 are bent backward to form bent portions 141, and the front upper support beam 16 is connected to the tops of the two bent portions.

Referring to fig. 1, an upper input port 23 is formed at the front end of the upper drum, and the washing machine further includes an upper drum cover for opening and closing the upper input port. The front end of the lower drum is formed with a lower input port 33, and the washing machine further includes a lower drum cover for opening and closing the lower input port.

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 only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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

Claims

1. A washing machine, characterized by comprising:

a box body;

2. The washing machine as claimed in claim 1, wherein the upper drum is fixedly mounted on the middle base through a combined shock-absorbing structure.

3. The washing machine as claimed in claim 2, wherein the combined shock-absorbing structure comprises:

4. The washing machine as claimed in claim 2, wherein the middle base includes a middle bottom plate, and the upper drum is fixedly mounted on the middle bottom plate by a combined shock-absorbing structure.

5. A washing machine as claimed in claim 1, wherein both front and rear sides of the upper part of the upper drum are connected to the frame.

6. A washing machine as claimed in claim 5 wherein the upper drum is connected to the frame by upper tension springs at both front and rear sides of the upper part thereof.

7. The washing machine as claimed in claim 1, wherein the frame further includes a lower base provided at a bottom thereof, and the lower drum is provided above the lower base and connected to the lower base through a lower damper.

8. A washing machine as claimed in claim 4 wherein the lower drum upper portion is connected to the middle base.

9. The washing machine as claimed in claim 8, wherein the middle base further includes a middle side plate surrounding the outer circumference of the middle bottom plate, and the upper part of the lower drum is connected to the middle side plate by a lower tension spring.

10. A washing machine as claimed in claim 6 wherein the frame has four support columns respectively provided at four corners thereof, and front and rear upper support beams are respectively provided at tops of front two support columns and at tops of rear two support columns, wherein both ends of a part of the upper extension springs are respectively connected to the front upper support beam and the upper drum, and both ends of the other part of the upper extension springs are respectively connected to the rear upper support beam and the upper drum.