CN214882391U

CN214882391U - Double-drum washing machine

Info

Publication number: CN214882391U
Application number: CN202120653455.9U
Authority: CN
Inventors: 高尚; 辛君成; 刘玉春; 张新新; 王鹏
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Refrigerator Co Ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-11-26
Anticipated expiration: 2031-03-31

Abstract

The utility model provides a binocular washing machine, include: a box body; the upper cylinder is arranged in the box body, the top end of the upper cylinder is connected to a top cross beam of the box body through a suspension spring, and the bottom of the upper cylinder is fixed to a middle cross beam of the box body through a shock absorber; and the lower barrel is arranged in the box body, the top end of the lower barrel is fixedly connected with the upper barrel, and the bottom end of the lower barrel is fixed on the base of the box body through the shock absorber. The double-drum washing machine provided by the utility model has the advantages that the spring is hung at the top part of the double-drum washing machine, and the double-layer shock absorber is structurally arranged, so that the integrated drum component is stably assembled in the box body, and the vibration amplitude and the noise of the integrated drum body can be effectively reduced; additionally, the utility model provides an assembly method joint strength of barrel subassembly is high, and simple structure, still is favorable to reducing the use of material, reduction in production cost.

Description

Double-drum washing machine

Technical Field

The utility model belongs to the technical field of domestic appliance, especially, relate to a binocular washing machine.

Background

In the prior art, two drums of a double-drum washing machine are mostly designed in a split structure, the split drum structure design not only increases the number of parts, but also increases the number of connection points of a suspension system and a box body, and in order to meet the requirement of the suspension system which the two drums respectively possess, the whole occupied space of the drum assembly is large, and the height of the whole box body is increased.

Although the existing integrated double-drum washing machine can solve the problem that the drum assembly occupies a large space, in the prior art, the connecting piece arranged between the upper drum and the lower drum is used for connecting the drum assembly and needs to bear the load of the upper drum, so that higher requirements are provided for the strength, the material and the processing and manufacturing of the connecting piece, the structure of the connecting piece is too complex, and the compactness of the whole structure of the double-drum washing machine is influenced. Therefore, the problem of how to ensure the stability of the whole machine while the structure of the barrel component of the integrated double-barrel washing machine is compact needs to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above technical problem, a binocular washing machine is proposed, it is little to have the complete machine size, and the stable advantage of barrel assembly.

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

a dual drum washing machine comprising:

a box body;

the upper cylinder is arranged in the box body, the top end of the upper cylinder is connected to a top cross beam of the box body through a suspension spring, and the bottom of the upper cylinder is fixed to a middle cross beam of the box body through a shock absorber; and

the lower cylinder is arranged in the box body, the top end of the lower cylinder is fixedly connected with the upper cylinder, and the bottom end of the lower cylinder is fixed on the base of the box body through the shock absorber.

The double-drum washing machine provided by the utility model has the advantages that the spring is hung at the top part of the double-drum washing machine, and the double-layer shock absorber is structurally arranged, so that the integrated drum component is stably assembled in the box body, and the vibration amplitude and the noise of the integrated drum body can be effectively reduced; additionally, the utility model provides an assembly method joint strength of barrel subassembly is high, and simple structure, still is favorable to reducing the use of material, reduction in production cost.

According to some embodiments of the application, go up the barrel top and be provided with hanging spring connecting portion, be equipped with the connecting hole on the first connecting plate of hanging spring connecting portion, the bottom of hanging spring has the lifting hook, the lifting hook articulate in the connecting hole. The convenient connection of hanging spring and last barrel can be realized to the cooperation setting of hanging spring connecting portion connecting hole and lifting hook.

According to some embodiments of the present application, the suspension spring connecting portion further includes a support plate disposed at both sides of the first connecting plate and fixed on the sidewall of the upper cylinder, the support plate having a triangular shape. The shape design of the supporting plate can enable the hanging spring connecting part to form a triangular stable structure, and is beneficial to the stability of the hanging spring connecting part and the reliability of the connection with the hanging spring.

According to some embodiments of the present application, the bottom of the upper cylinder and the bottom of the lower cylinder are both provided with a vibration damping connection portion, the vibration damping connection portion has a connection groove, the top of the vibration damper is assembled in the connection groove, and a fastening member is provided to penetrate through the side wall of the connection groove and the vibration damper, so as to realize the fastening connection of the vibration damper and the upper cylinder or the lower cylinder.

According to some embodiments of the present application, a connection between a side wall surface of the vibration damping connection portion and an outer wall surface of the upper cylinder or the lower cylinder is in a circular arc transition. This design can effectively avoid damping connecting portion stress concentration, prevents that damping connecting portion root from breaking.

According to some embodiments of the application, the damper is a spring damper. The spring damper has a good damping effect, can ensure that the damping amplitude and the noise of the upper cylinder and the lower cylinder are effectively reduced, and improves the use experience of a user.

According to some embodiments of the present application, the dampers are each disposed obliquely outward such that a distance between a bottom end thereof and a longitudinal centerline of the case is greater than a distance between a top end thereof and the longitudinal centerline of the case. The design can ensure that the vibration absorber can absorb the energy of the up-and-down vibration of the barrel body and also can buffer the amplitude of the left-and-right swinging of the barrel body during vibration when the washing machine operates, the damping force of the vibration absorber can be properly reduced, the vibration frequency of the washing machine during high-speed operation is lower, the swinging amplitude is smaller, and the unbalance loading resistance and the vibration absorption rate of the washing machine are greatly improved.

According to some embodiments of the present application, the number of the shock absorbers connected to the upper cylinder or the lower cylinder is limited to 2-4. The limitation of the arrangement number of the vibration absorbers is beneficial to reducing the connection points of the cylinder and the box body, so that the transmission path of the cylinder vibration to the box body is reduced, and the vibration amplitude and the noise of the box body are further reduced.

According to some embodiments of the present application, the number of the vibration dampers provided at the bottom of the lower cylinder is at least the same as the number of the vibration dampers provided at the bottom of the upper cylinder. The vibration reduction effect on the integrated barrel can be further ensured by the contrast setting of the quantity of the vibration absorbers arranged on the lower barrel and the upper barrel, so that the safety and the reliability of the assembly of the barrel assembly are ensured.

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 perspective view of a double-drum washing machine according to the present invention;

fig. 2 is a rear view of the dual drum washing machine of the present invention;

fig. 3 is a front view of the dual drum washing machine of the present invention;

fig. 4 is a schematic structural view of the suspension spring connecting part of the present invention;

fig. 5 is a schematic structural view of the damping connecting portion of the present invention.

In the above figures: 1. a box body; 11. a top cross beam; 12. a middle cross beam; 13. a base; 2. an upper cylinder body; 21. an upper barrel connecting part; 22. a suspension spring connecting portion; 221. a support plate; 222. a first connecting plate; 223. connecting holes; 23. a vibration damping connecting part; 231. a second connecting plate; 232. a third connecting plate; 3. a lower cylinder body; 31. a lower tube connecting part; 4. a drum; 5. connecting the front plate; 01. a suspension spring; 02. a shock absorber; 03. a fastener.

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.

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.

Fig. 1 is a perspective view of a double-drum washing machine according to the present invention; fig. 2 is a rear view of the dual drum washing machine of the present invention; fig. 3 is a front view of the dual-drum washing machine of the present invention.

Referring to fig. 1 to 3, the dual drum washing machine according to the present embodiment includes:

the washing machine comprises a machine shell, a cabinet body 1 and a door body (not shown in the figure), wherein the machine shell forms the appearance of the main body of the washing machine, the cabinet body is internally provided with the cabinet body, the door body is generally connected with the cabinet body, the door body is pivotally connected with the cabinet body, and clothes can be inserted into or taken out of the washing machine by opening the door body;

the barrel component comprises an upper barrel 2 and a lower barrel 3 which are fixedly arranged in the box body 1 and used for containing washing water; wherein, the upper cylinder 2 is positioned above the whole machine, and the lower cylinder 3 is positioned below the whole machine. The upper cylinder 2, the lower cylinder 3 and the box body 1 are all provided with preset distances. The two corresponding door bodies are also arranged and are respectively arranged corresponding to the two cylinder bodies.

Two drums 4 rotatably installed in the two drums, respectively, defining a side having a door as a front side of the washing machine, such that each front side of the drum 4 has an inlet, which can be opened or closed by pivoting the door, and when the door is rotated to open the inlet, laundry can be inserted into the drum 3 or taken out of the drum 4, and when the door is rotated to close the inlet, the washing machine can enter a washing mode; the drum 4 has a plurality of through holes through which the washing water in the drum is introduced into the drum 4, and the drum 4 may affect the drum to generate vibration and noise during the rotation.

In order to be able to reduce the overall size of the dual drum washing machine even better, the present embodiment provides a connecting structure for connecting the upper and

lower drums

2 and 3 compactly. Specifically, the following technical means may be implemented, or the following technical means may be combined:

with continued reference to fig. 1-3, the rear side of the bottom end of the upper cylinder 2 is provided with an upper cylinder connecting portion 21, the rear side of the top end of the lower cylinder 3 is provided with a lower cylinder connecting portion 31, the lower cylinder connecting portion 31 is matched with the upper cylinder connecting portion 21, and the fixed connection between the upper cylinder 2 and the lower cylinder 3 is realized by the fixed connection between the top of the lower cylinder connecting portion 31 and the bottom of the upper cylinder connecting portion 21.

Illustratively, the upper tube connecting portion 21 and the lower tube connecting portion 31 are each provided in a plate shape. The plate-shaped connecting part has a simple structure, small occupied space and low production cost. Meanwhile, the plate-shaped upper cylinder connecting part 21 and the plate-shaped lower cylinder connecting part 31 are arranged in an alternating manner in the axial direction of the upper cylinder body 2, and bolts are arranged at the overlapping part of the thickness of the upper cylinder connecting part 21 and the thickness of the lower cylinder connecting part 31 for connection, so that the connection tightness of the upper cylinder body 2 and the lower cylinder body 3 is ensured, and the safety and the reliability of the whole machine are ensured.

This embodiment still is provided with connects front bezel 5, connects front bezel 5 and assembles in the front side of barrel subassembly, connects the top of front bezel 5 and the antetheca bottom fixed connection of last barrel 2, and its bottom and the antetheca top fixed connection of lower barrel 3. The connection front plate 5 is correspondingly arranged with the upper barrel connecting part 21 and the lower barrel connecting part 31 arranged at the rear side of the barrel assembly in the front-back direction, so that the integral connection of the upper barrel 2 and the lower barrel 3 is further realized.

Specifically, two corners of the top end of the front connecting plate 5 are fixed on the front wall of the upper barrel 2 by screws, and two corners of the bottom end of the front connecting plate are fixed on the front wall of the lower barrel 3 by screws, so that the front connecting plate 5 and the barrel assembly are firmly connected.

In this embodiment, the connection front plate 5 is assembled between the annular rib on the front wall of the upper barrel 2 and the annular rib on the front wall of the lower barrel 3, so as to realize the hidden arrangement of the connection front plate, and prevent the connection front plate from being too convex and influencing the line fluency on the front side of the barrel assembly. Simultaneously, all set up its top and bottom to the arc, the protruding muscle setting of cyclic annular on 2 preceding walls of barrel on its top radian cooperation, the protruding muscle setting of cyclic annular on 3 preceding walls of barrel under its bottom radian cooperation, this design helps connecting front bezel 5 and the holistic integration of barrel subassembly, strengthens integral type barrel subassembly's pleasing to the eye degree.

The utility model enables the barrel component to form an integrated structure through the connecting structures arranged at the front and the rear sides of the joint of the barrel component, which is beneficial to improving the stability of the system; simultaneously the utility model provides a connection structure only is used for connecting up barrel and lower barrel to need not possess the counter weight effect, so the utility model provides a connecting piece simple structure, occupation space is little, helps strengthening the compactedness between barrel and the lower barrel, reduces the occupation space of binocular washing machine complete machine, helps improving user satisfaction.

In the present embodiment, the upper barrel 2 and the lower barrel 3 form an integrated barrel through the above-mentioned connection structure, and the integrated barrel is connected to the top cross beam 11 of the box 1 through the suspension springs 01 disposed at the opposite sides of the top of the upper barrel 2, so as to suspend the integrated barrel provided by the present embodiment in the box 1, and thus, the integrated barrel is assembled.

Specifically, the suspension spring coupling parts 22 are provided at opposite sides of the top of the upper cylinder 2, and as shown in fig. 4, the suspension spring coupling parts 22 include triangular support plates 221 oppositely provided and fixed to the side walls of the upper cylinder 2, and first coupling plates 222 fixed to the two support plates 221. The first connecting plate 222 is fixedly connected to the two supporting plates 221 at both sides thereof, and is fixedly connected to the side wall of the upper cylinder 2 at the bottom thereof. The first connection plate 222 is provided with a connection hole 223, and the suspension spring 01 can be hung in the connection hole 223 of the suspension spring connection part through a hook at the bottom end thereof, so that the upper cylinder 2 and the suspension spring 01 can be conveniently connected. The structural design can enable the hanging spring connecting part 22 to form a triangular stable structure, and is beneficial to the stability of the hanging spring connecting part and the reliability of connection with the hanging spring 01.

In the present embodiment, the opposite side of the bottom end of the upper cylinder 2 is connected to the middle cross member 12 of the case 1 through the damper 02 (the middle cross member 12 is located between the upper cylinder 2 and the lower cylinder 3); the opposite side of the bottom end of the lower cylinder 3 is connected to the upper surface of a base 13 in the case 1 (the base 13 is located at the bottom end of the case 1) by providing a damper 02. In the embodiment, the vibration of the upper cylinder 2 is reduced by the vibration absorber 02 arranged at the bottom end of the upper cylinder 2, so that the vibration amplitude and the noise of the upper cylinder 2 in the working process are reduced; the lower cylinder 3 is damped by the damper 02 arranged at the bottom end of the lower cylinder 3 so as to reduce the vibration amplitude and noise of the lower cylinder 3 in the working process; meanwhile, the hanging spring 01 arranged at the top end of the upper barrel 2 can balance the inclination condition caused by vibration during the operation of the integrated barrel, the matching arrangement of the hanging spring 01 and the shock absorber 02 can ensure the reliability of the assembly of the integrated barrel, effectively reduce the vibration amplitude and noise in the working process of the integrated barrel, and ensure the safety and stability of the whole machine.

Specifically, the bottom of the upper cylinder 2 is provided with a vibration damping connection portion 23, and as shown in fig. 5, the vibration damping connection portion 23 is composed of a second connection plate 231 and a third connection plate 232 fixed to the upper cylinder 2 at intervals. A space gap between the second connecting plate 231 and the third connecting plate 232 forms a connecting groove, and through holes are correspondingly arranged on the second connecting plate 231 and the third connecting plate 232; the top of the shock absorber 02 that this embodiment provided is provided with the screw, when assembling shock absorber 02 on the upper cylinder body 2, set up shock absorber 02 top and peg graft in the connecting groove, align the screw on shock absorber 02 top and the through-hole on second connecting plate 231 and the third connecting plate 232 and communicate to set up fastener 03 and pass through the through-hole on second connecting plate 231 in proper order, the screw on shock absorber 02 top and the through-hole on the third connecting plate 232, in order to realize the fastening of shock absorber 02 and upper cylinder body 2.

In the present embodiment, the arc transition is provided at the junction between the wall surfaces of the first connecting plate 231 and the second connecting plate 232 of the vibration damping connecting portion 23 and the outer wall of the upper cylinder 2, so as to avoid stress concentration of the vibration damping connecting portion 23 and prevent the root of the vibration damping connecting portion 23 from being broken.

The bottom of lower barrel 3 is provided with shock attenuation connecting portion 23 equally, and its structural design and with the fixed mode of being connected of bumper shock absorber 02 be the same with the structural design of last barrel 2 bottom shock attenuation connecting portion 23 and with the fixed mode of being connected of bumper shock absorber 02, this application is not being repeated this and is being repeated.

For example, the damper 02 in this embodiment is a spring damper, and the spring damper has a good damping effect, so that the damping amplitude and noise of the upper cylinder 2 and the lower cylinder 3 can be effectively reduced, and the user experience can be improved.

Furthermore, each shock absorber 5 is inclined outwards by a certain angle when assembled, so that the distance between the bottom end of the shock absorber and the longitudinal center line of the box body 1 is larger than the distance between the top end of the shock absorber and the longitudinal center line of the box body 1. The design can ensure that the vibration absorber 5 can absorb the energy of the up-and-down vibration of the barrel body and also can buffer the amplitude of the left-and-right swinging of the barrel body during vibration when the washing machine operates, the damping force of the vibration absorber 5 can be properly reduced, the vibration frequency of the washing machine during high-speed operation is lower, the swinging amplitude is smaller, and the unbalance loading resistance and the vibration absorption rate of the washing machine are greatly improved.

In the embodiment, the number of the vibration dampers 5 at the lower ends of the upper cylinder 2 and the lower cylinder 3 is not too large, on one hand, because the length of the casing is limited, too many vibration dampers 5 cannot be placed; on the other hand, too many dampers 5 are provided to increase the connection points of the cylinder case 1 or the base 12, and to increase the output path of the cylinder vibration force. Therefore, the number of the spring damper 4 connected to the lower end of each cylinder is preferably 2 to 4 on the premise of satisfying the balance and stability of the cylinder. Meanwhile, because the upper cylinder 2 and the lower cylinder 3 are of an integrated structure, the vibration force of the upper cylinder 2 influences the lower cylinder 3 to a greater or lesser extent, and the bottom of the lower cylinder 3 does not have the suspension spring 01 to share the stress, so in the present embodiment, the number of the shock absorbers 02 at the bottom of the lower cylinder 3 is at least as large as the number of the shock absorbers 02 at the bottom of the upper cylinder 2, so as to ensure the safety and reliability of the assembly of the cylinder assembly.

The double-drum washing machine provided by the utility model leads the integrated cylinder component to be stably assembled in the box body 1 through the structural arrangement of the hanging spring 01 at the top and the double-layer shock absorber 02; and this assembly method joint strength is high, is favorable to improving the vibration range and the noise of integral type barrel, and this simple structure still is favorable to reducing the use of material simultaneously, reduction in production cost.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A dual drum washing machine, comprising:

a box body;

2. The double-drum washing machine as claimed in claim 1, wherein a hanging spring connecting part is provided at the top of the upper drum, a connecting hole is provided on a first connecting plate of the hanging spring connecting part, and a hanging hook is provided at the bottom end of the hanging spring and hung in the connecting hole.

3. The dual drum washing machine as claimed in claim 2, wherein the suspension spring coupling part further comprises support plates provided at both sides of the first coupling plate and fixed to the side wall of the upper drum, the support plates having a triangular shape.

4. The dual drum washing machine as claimed in claim 1, wherein the bottom of the upper and lower drums is provided with a damper connecting portion having a connecting groove in which a top portion of the damper is fitted, and a fastening member is provided through the connecting groove sidewall and the damper to achieve a fastening connection of the damper to the upper or lower drum.

5. The dual drum washing machine according to claim 4, wherein a junction of the side wall surface of the vibration reduction connecting portion and the outer wall surface of the upper drum or the lower drum is in a circular arc transition.

6. The dual drum washing machine as claimed in claim 1 wherein the damper is a spring damper.

7. The dual drum washing machine as claimed in claim 1, wherein the dampers are each inclined outwardly such that a distance between a bottom end thereof and a longitudinal centerline of the cabinet is greater than a distance between a top end thereof and the longitudinal centerline of the cabinet.

8. The dual drum washing machine as claimed in claim 1, wherein the number of the dampers connected to the upper or lower drum is limited to 2-4.

9. The dual drum washing machine as claimed in claim 8, wherein the number of the dampers provided at the bottom of the lower drum is at least the same as the number of the dampers provided at the bottom of the upper drum.