CN102535101A

CN102535101A - Composite inner barrel of washing machine

Info

Publication number: CN102535101A
Application number: CN2011104570829A
Authority: CN
Inventors: 徐彭城; 周丑国; 张海龙; 严书林; 王坚
Original assignee: Wuxi Little Swan Co Ltd
Current assignee: Wuxi Little Swan Electric Co Ltd
Priority date: 2011-12-31
Filing date: 2011-12-31
Publication date: 2012-07-04
Anticipated expiration: 2031-12-31
Also published as: CN102535101B

Abstract

The invention discloses a composite inner barrel of a washing machine and relates to a full-automatic washing machine. The composite inner barrel is formed by sleeving an inner barrel and an outer barrel into a whole. A bump is arranged on the surface of the inner barrel wall. A concave surface matched with the position of the bump correspondingly is arranged on the surface of the outer barrel wall. A water return channel is formed by covering the bump surface and the concave surface. A spray opening of the water return channel is arranged on the bump of the inner barrel. Guide rings are fixed at the bottoms of the inner barrel and the outer barrel, each guide ring is provided with a guide opening communicated with the water return channel and the inside of the inner barrel, and the upper end of the water return channel is sealed. The composite inner barrel of the washing machine is simple in structure, is free from complex parts such as water return cover plate and the like, has less connection and good reliability and causes small abrasion to clothes washed. The inner barrel wall represents a larger area that looks like a polygon, so that the composite inner barrel of the washing machine is neat and simple and has attractive appearance.

Description

The composite inner tank of washing machine

Technical field

The present invention relates to the interior bucket of the composite construction of washing machine technical field, particularly a kind of automatic washing machine.

Background technology

The washing principle of automatic washing machine is that the impeller that is provided with in the interior bucket rotates under driven by motor, produces the water flow drives clothing, and washing is accomplished in the friction of friction, clothing and the current of utilization and inner barrel wall.The individual layer bucket body structure adopts stainless steel or plastic material to process during general interior bucket.In the prior art, for using water wisely, improve clean result, adopt spray waterfall current, specifically be in the staving set inside except producing clean result concavo-convex, the backwater cover plate about 2 also is installed usually, be used to form spray waterfall current.The backwater cover plate is a kind of sheet material that is fixed on the inner barrel wall, has into water place and spraying passage, has path between the two.

The mounted inside parts of bucket are more in this, and complicacy is installed, and the assembling slit is also more, and damage and the wearing and tearing of clothes in washing process are bigger, and the multistable more solidity of mechanical connection is just poor more.Simultaneously, in dehydration, interior bucket will rotate at a high speed, and complex inner structure also can strengthen the damage to clothing.The 3rd, a plurality of backwater cover plates of installing on its barrel wall, bucket inside seems that comparison influences attractive in appearance in a jumble in making.

Summary of the invention

The objective of the invention is to invent a kind of interior bucket of two-layer compound of use in washing machine, to overcome the various shortcomings of bucket in the said existing individual layer of background technology.

This composite inner tank is set to one by inside and outside two-layer casing, and internal layer staving surface is provided with convexity; With the raised position corresponding matching, an outer bucket surface is provided with concave surface, and protruding and concave surface covers the formation backwater channel; On the convexity of internal layer bucket, have the spraying passage of backwater channel; On the fixing baffle liner in inside and outside layer bucket bottom, said baffle liner is provided with flow-guiding mouth, and flow-guiding mouth UNICOM backwater channel and internal layer bucket are inner, the backwater channel upper end closed.

Described backwater channel is vertically vertically to be provided with along the bucket wall, and the convexity and the concave surface of corresponding formation backwater channel all are vertical strip shapes.

Preferred scheme: backwater channel is provided with many.

Further preferred: the spraying passage high and low position on many backwater channels is different.

Described outer bucket is a Plastic Drum, and the internal layer bucket is a stainless steel cask.

Also have the hole on the whole composite inner tank, backwater channel is avoided in the distribution in hole.

Composite inner tank structure of the present invention has highly different compound spray waterfall current, and the washing current impact with angle from different directions and wash away clothing, have improved the wash degree of clothing; Cancelled the backwater cover plate of conventional washer on the internal layer bucket wall, not only assembling is simple, and Mechanical Reliability is good, and has reduced wearing and tearing and the damage of clothing in washing process; Inner barrel wall shows more large tracts of land simultaneously, has many convexities and seems that similar polygonal internal layer bucket visual effect is also better, neatly brief, has improved the aesthetic measure of whole interior bucket.

Description of drawings

Bucket wash structure chart in Fig. 1, the automatic washing machine of prior art;

Fig. 2, the washing arrangement constitutional diagram of embodiments of the invention;

Fig. 3, the profile of embodiments of the invention.

Among the figure, 1---bucket in the individual layer, 2---the bucket seat, 3---balance ring, 4---impeller; 5---the backwater cover plate, 6---the line catcher, 7---outer bucket, 8---the internal layer bucket, 9---baffle liner; 10---backwater channel, 71---concave surface, 81---convexity, 82---spraying passage.

The specific embodiment

Being used for the parts that are filled with water, do washing because the interior bucket of washing machine is one, with impeller 4, the balance ring 3 common wash that constitute the rotation washing, for ease of understanding and explanation, is description object to comprise washing machine inner tub in interior whole wash below.

Shown in Figure 1 is the wash structure composition of the interior bucket of individual layer of typically existing automatic washing machine: bucket 1 is arranged on barrel seat 2 in the individual layer; Top stable equilibrium circle 3; Backwater cover plate 5 and line catcher 6 are set on the individual layer inner barrel wall, and impeller 4 is installed in a barrel inner bottom part.Generally speaking, backwater cover plate 5 all is provided with two with line catcher 6, is symmetrical set.

This structure has just caused that interior bucket goes up that additional structure is many, the connection request height between the parts, and firmness is not strong.And in the time of washing, can increase the wearing and tearing of clothing.

Fig. 2, be embodiments of the invention shown in 3.This is a kind of composite inner tank, and whole interior bucket has two-layer: outer bucket 7 and internal layer bucket 8, and the ectonexine casing is set to one, and two barrels of walls are combined closely.

The top of bucket is provided with balance ring 3 in whole, and inner bottom is provided with impeller 4 and is as good as with prior art.

On outer bucket wall, the vertical concave surface that is provided with many strip shapes 71, so-called concave surface is with bucket inside; In the present embodiment, concave surface 71 is extended to the lower edge of outer bucket 7.On internal layer bucket 8, corresponding with concave surface 71 positions on the outer bucket 7, shape is consistent, be provided with protrudingly 81, in like manner convexity 81 also is being the visual angle in the bucket.The bottom of ectonexine bucket is fixedly connected with baffle liner 9, the hollow sandwich of inside and outside layer bucket wall because protrudingly form backwater channel 10 with covering of concave surface, the flow-guiding mouth UNICOM on backwater channel 10 and the baffle liner 9, realize with whole in the UNICOM of bucket inside.On the convexity 81 of internal layer bucket 8, lean on the top position, have spraying passage 82.According to present embodiment, backwater channel 10 is provided with many, and equal angular circle distribution is at interior bucket; Because backwater channel 10 is covered by the concave surface 71 of convexity of internal layer bucket 8 81 and outer bucket 7 and forms, thus the sum of the spraying passage 82 on protruding 81 also can increase thereupon, and; The height of each spraying passage 82; And do not require unanimity, it is low to have height to have, and is convenient to form the compound current of multi-angle.

In the time of work, impeller drives current, upwards gets into backwater channel 10 from the bottom from baffle liner 9, from spraying passage 82 ejections, washes away clothing, produces extra current variation.

Composite inner tank of the present invention, the internal layer bucket 8 preferred stainless steels that use, outer bucket 7 can the cheap plastics of use cost.Bucket still can be realized the porose bucket or the atresia bucket of prior art in whole, and when selecting porose scheme, set hole is avoided backwater channel and got final product.In addition, internal layer bucket of the present invention 8 inside still can hookup wire catcher 6.

Principle of the present invention is to utilize double-deck interior bucket, adds that concavo-convex cooperation produces backwater channel, and cooperates with the different spraying passage of height; Above embodiment only is a kind of implementation of the present invention; Do not limit protection scope of the present invention, protection scope of the present invention is as the criterion all those skilled in the art with claim record content; Without creative work, the equivalence of making changes also within protection scope of the present invention.

Claims

1. the composite inner tank of washing machine; It is characterized in that: be nested with by inside and outside layer bucket (8,7) and be integral, internal layer bucket (8) wall surface is provided with convexity (81), with protruding (81) position corresponding matching; Outer bucket (7) wall surface is provided with concave surface (71); Protruding and concave surface covers and constitutes backwater channel (10), on the convexity of internal layer bucket, has the spraying passage (82) of backwater channel; The fixing baffle liner (9) in inside and outside layer bucket bottom, said baffle liner is provided with flow-guiding mouth, flow-guiding mouth UNICOM backwater channel (10) and internal layer bucket (8) inside, backwater channel upper end closed.

2. the composite inner tank of washing machine according to claim 1 is characterized in that: the bucket wall of inside and outside layer bucket, remove the part that backwater channel is set, and other parts are combined closely.

3. the composite inner tank of washing machine according to claim 1 is characterized in that: described backwater channel (10) is for vertically vertically being provided with along the bucket wall, and the convexity (81) and the concave surface (71) of corresponding formation backwater channel all are vertical strip shapes.

4. according to the composite inner tank of claim 1 or 2 or 3 described washing machines, it is characterized in that: backwater channel is provided with many.

5. the composite inner tank of washing machine according to claim 4 is characterized in that: the spraying passage of many backwater channels (82) high and low position difference.

6. the composite inner tank of washing machine according to claim 1 is characterized in that: described outer bucket (7) is Plastic Drum, and internal layer bucket (8) is a stainless steel cask.

7. the composite inner tank of washing machine according to claim 1 is characterized in that: described internal layer bucket (8) and outer bucket (7) are nested with and also have the hole on the all-in-one-piece composite inner tank, and backwater channel (10) is avoided in the distribution in hole.