CN2665174Y

CN2665174Y - Double washing tub type washing machine

Info

Publication number: CN2665174Y
Application number: CN 02270776
Authority: CN
Inventors: 张智春; 吕佩师; 李崇正; 张纯锋
Original assignee: Haier Group Corp; Qingdao Haier Washing Machine Co Ltd
Current assignee: Haier Group Corp; Qingdao Haier Washing Machine Co Ltd
Priority date: 2002-11-09
Filing date: 2002-11-09
Publication date: 2004-12-22
Anticipated expiration: 2012-11-09

Abstract

The double washing barrel type washing machine includes a box body, an outer barrel, a washing barrel, a pulsator, a motor and a reducer. The small washing bucket is equipped with a small wave wheel, and the small wave wheel shaft is movably connected with the transmission rod. On the basis of the original full-automatic washing machine, a small washing bucket with a built-in small wave wheel is added, and the small wave wheel is driven to rotate through the transmission rod, so that the purpose of washing in the small washing bucket can be realized.

Description

Two washing barrel washing machines

Technical field

The utility model relates to a kind of washing machine, specifically a kind of washing machine with two washtubs.

Background technology

Existing full-automatic impeller type washing machine generally be by casing, outer bucket, washtub (interior bucket), impeller, and motor and decelerator etc. constitutes.In order to satisfy the demands of consumers, washing machine manufacturer has developed the washing machine of various functions, and its capacity is very complete from small to large, Capacity Selection wider range, and the consumer can select the washing machine of suitable capacity as required.But general family is difficult to buy two washing machines that amount of capacity is different.And the consumer wishes that the clothes in summer can wash immediately; Underwear and coat can separate simultaneously to be washed and the clothing of big low capacity can both be washed.Obviously, a washing machine only being arranged is the above-mentioned requirements that can not satisfy the consumer simultaneously.At consumer demand, the someone designs a kind of automatic washing machine that large and small capacity is an one that collects, as the patent No.: 97240977.7 and the patent No.: 97241324.3 utility model patent.Above-mentioned patent is the problem of heavier in order to solve, big fabric and little fabric washing and fabric Wash Separately.Its technical scheme is: install cover little steel ladle, little centrifugal barrel and a small wave wheel etc. additional and constitute " little washing machine " on original washing machine basis, the column cap joint that stretches out on shaft-like joint below little steel ladle and the big wave wheel is connected, and little centrifugal barrel is fixed to big centrifugal barrel top by a fast handler.Though this technical scheme can realize washing and automatic dehydration in theory, but be difficult in practice implement, its defective is: 1, during dehydration, big centrifugal barrel drives little centrifugal barrel by fast handler and rotates, big centrifugal barrel is originally when rotating at a high speed, can not produce with exempting from and wave and rock, it rotates with speed by " bridge-type " fast little centrifugal barrel of handler transmission again, " bridge-type " fast handler is born part gravity in addition, and it is unavoidable to produce distortion, thereby certainly will occur beating a bucket phenomenon during high speed rotating, be that little centrifugal barrel beats little steel ladle, when serious, two barrels of jam phenomenons can occur, and then cause motor and transmission device fault or damage.2, owing to be two parts combination up and down, assembling the position up and down needs can be seated installing just simultaneously, and the dismounting difficulty is big, wastes time and energy, and is especially very difficult especially for old man and women, even is difficult to finish.3, the bottom of little steel ladle and little centrifugal barrel does not have support, its gravity is by shaft-like joint and fast handler transmission and support, shaft-like joint should be born gravity transferring power again, can make parts such as shaft-like joint and big wave wheel produce, be out of shape, long and of a specified duration can be damaged, design obviously unreasonablely, be difficult to realize the requirement of operate as normal.4, structure is too complicated, the cost height.5, shaft-like drive link only plays gearing, function singleness.The existence of above-mentioned defective, just this technical scheme fail so far commercialization and the marketization major reason.How overcoming above-mentioned defective as early as possible, design a kind of novel technical scheme, then is urgent problem.

Summary of the invention

The utility model is the problem such as can not realize that different clothings are washed simultaneously and separately washed that will solve that prior art exists.

In order to reach the purpose that addresses the above problem, the technical solution of the utility model is: a kind of two washing barrel washing machines, it comprises casing, outer bucket, washtub, impeller, motor and decelerator, it is characterized in that: be provided with a drive link in the washtub, its underpart is connected with impeller, be provided with a little washtub on washtub top, in the little washtub small wave wheel be housed, small echo wheel shaft and drive link are for flexibly connecting.

In the utility model, also have following technical characterictic: little washtub bucket outer wall is provided with at least two above support rims, and little washtub is contained on the control disc seat of casing or on the gimbal of washtub by above-mentioned support rim.

In the utility model, also have following technical characterictic: small echo wheel shaft and drive link be connected the syndeton that adopts spline housing and splined shaft to socket-connect.

In the utility model, also have following technical characterictic: be provided with spline on impeller, drive link is that hollow stem and bottom are spline, and drive link is inserted in the spline by spline.

In the utility model, also have following technical characterictic: be screwed an outstanding polygon prism contiguous block on impeller, drive link is hollow, and drive link is enclosed within on the contiguous block.

The syndeton of above-mentioned drive link and impeller can guarantee to connect reliably, and both easy accessibility can not come off again.

In the utility model, also have following technical characterictic: impeller and drive link are for fixedlying connected.

In the utility model, also have following technical characterictic: the drive link body of rod is provided with at least two with blade or projection.

In little washtub bucket bottom outlet, a bearing insert is housed, part has a circle ring platform in the bucket of this bearing insert, this ring platform and bucket are provided with sealing ring at the end at the end, the bucket outside of bearing insert is divided into external screw thread, clamp nut is connected fastening with the external screw thread of bearing insert, on at the bottom of bearing insert is fixed on barrel, the bearing insert inner chamber is equipped with bearing and impeller axle, impeller axle lower end is fixed by screw and spline housing, outside framework oil seal is equipped with on bearing insert top, and impeller is fastened on impeller axle upper end by screw.

The utility model compared with prior art has the following advantages and good effect: the little washtub that 1, installs dress small wave wheel on the basis of former automatic washing machine additional, driving small wave wheel by drive link rotates, so just can be implemented in the purpose of washing in the little washtub, simple and practical.2,, not only or work independently but also can work simultaneously, can satisfy underwear and coat fully and separate and wash and the requirement that can both wash of the clothing of low capacity greatly owing to have a large and small washtub.3, little washtub is landed on the casing, and the little washtub weight on top is born by casing, and drive link is not born the weight of little washtub, and drive link only is used for transferring power, can not produce distortion or damages.4, drive link is made high impeller shape, be that paddle or projection are set on its body of rod, when need not little washtub, only need take down little washtub, and needn't pull down drive link, regard high impeller with it, be used for stirring current, dual-use material, and improved the speed and the impulsive force of current helps improving and cleans ratio.5, little washtub and drive link adopt the movable connection method of spline housing and splined shaft, and dismounting is very convenient, and transferring power is reliable.

Description of drawings

Below in conjunction with drawings and Examples the utility model is described in detail.

Fig. 1 is the front view of one of the two washing of the utility model barrel washing machine embodiment;

Fig. 2 is two the front view of the two washing of the utility model barrel washing machine embodiment;

Fig. 3 is the partial sectional view of one of the utility model two washing barrel washing machine drive link and big wave wheel syndeton embodiment;

Fig. 4 is two the partial sectional view of the utility model two washing barrel washing machine drive link and big wave wheel syndeton embodiment;

Fig. 5 is the small wave wheel place partial sectional view of the little washtub of the utility model two washing barrel washing machine.

1, casing; 2, outer bucket; 3, washtub; 4, impeller; 5, motor; 6, decelerator; 7, drive link; 8, little washtub; 9, small wave wheel; 10, support rim; 11, control disc seat; 12, gimbal; 13, spline housing; 14, splined shaft; 15, splined shaft; 16, spline; 17, trip bolt; 18, contiguous block; 19, impeller screw; 20, outside framework oil seal; 21, bearing insert; 22, oiliness bearing; 23, sealing ring; 24, at the bottom of the little washtub bucket; 25, oil-containing cotton; 26, clamp nut; 27, oiliness bearing; 28, small echo wheel shaft; 29, trip bolt; 30, Huan Tai.

The specific embodiment

Referring to Fig. 1, embodiment one, the staving diameter of little washtub 8 is less than the internal diameter of control disc seat 11 and washtub 3, the bucket outer wall of little washtub 8 is provided with two support rims 10, little washtub 8 is contained on the control disc seat 11 of casing 1 by support rim 10, the last plane of little washtub 8 should be lower than the last plane of casing 1, so that can buckle loam cake.

Drive link 7 adopts flexible connection or fixedly connected with being connected of big wave wheel 4.Movable connection method 1 is: referring to Fig. 3, have a circle spline 16 on impeller 4, drive link 7 is that hollow stem and bottom are splined shaft 15, drive link 7 is inserted in the spline 16 by splined shaft 15, insert and require to have certain depth, so that it connects reliably, the degree of depth is generally about 32mm.

Movable connection method 2 is: referring to Fig. 4, fix an outstanding outer-hexagonal shape contiguous block 18 with screw 17 on impeller 4, drive link 7 is hollow, and drive link 7 lower end cavity shapes are interior hexagon, it is enclosed within on the contiguous block 18, and the height of contiguous block 18 is generally about 40mm.

Certainly, drive link 7 also can adopt fixed form with impeller 4, as with screw drive link 7 being fixed on the impeller 4.

Referring to Fig. 5, in little washtub bucket bottom outlet, a bearing insert 21 is housed, part has a circle ring platform 30 in the bucket of this bearing insert 21, this ring platform 30 and bucket are provided with sealing ring 23 at the end 24 at the end, the bucket outside of bearing insert 21 is divided into external screw thread, and clamp nut 26 is connected fastening with the external screw thread of bearing insert 21, bearing insert is fixed on barrel at the bottom of on, ring platform 30 bottom surfaces compress sealing ring 23 like this, and the slit between 24 flows out to big washtub along the ring platform 30 and barrel end can not make water.Bearing insert 21 inner chambers are equipped with bearing 22,27 and impeller axle 28, and impeller axle 28 lower ends are fixing with spline housing 13 by screw 29, and outside framework oil seal 20 is equipped with on bearing insert 21 tops, and small wave wheel 9 is fastened on impeller axle 28 upper ends by screw.But outside framework oil seal 20 axial seals, anti-sealing spills vertically.

In order to make drive link 7 can play high impeller effect, on drive link 7 bodies of rod, be provided with at least two with blade or projection, so that the clothing in the washtub 3 is played stirring action, drive link 7 can adopt stainless steel or plastics to make.

When the large and

small washtub

3,8 of need all uses, the spline housing 13 of little washtub 8 bottoms can be inserted on the splined shaft 14 on drive link 7 tops, little washtub 8 is combined with drive link 7.During washing, big wave wheel 4 rotates, and rotates in the same way with speed by drive link 7 drive small wave wheels 9 and washs, thereby realized that underwear and coat separate the purpose of washing.Washing can be taken off little washtub 8 after finishing, the supervisor so that big washtub 3 dewaters.

In the time only need washing with big washtub 3, can take off little washtub 8 and drive link 7, also can not take off drive link 7, so just can wash by former washing machine procedure.

Two of embodiment, referring to Fig. 2, different with example 1 is that little washtub 8 is contained on the gimbal 12 of washtub 3 by support rim 10.Such advantage is that the length of drive link 7 is shorter, stable drive.

Certainly, above-mentioned is not to be to restriction of the present utility model for example, and those of ordinary skill in essential scope of the present utility model, also can be made some variations, improvement, interpolation or replacement, also should belong to protection domain of the present utility model.

Claims

1. A double-tub washing machine, which includes a casing, an outer tub, a washing tub, a pulsator, a motor, and a power transmission device, and is characterized in that: a transmission rod is arranged in the washing tub, and its lower part is connected with the pulsator. A small washing bucket is arranged above the washing bucket, and a small wave wheel is housed in the small washing bucket, and the small wave wheel shaft is movably connected with the transmission rod.

2. A double-tub washing machine according to claim 1, characterized in that: the outer wall of the small washing tub is provided with at least two supporting bosses, and the small washing tub is installed in the cabinet through the above-mentioned supporting bosses. on the control panel seat.

3. A double-tub washing machine according to claim 1 or 2, characterized in that: the connection between the wavelet wheel shaft and the transmission rod adopts a connection structure in which a spline sleeve and a spline shaft are socketed.

4. A double-tub washing machine according to claim 1, characterized in that: a spline groove is provided on the pulsator, the transmission rod is a hollow rod and the lower part is a spline shaft, and the transmission rod is inserted through the spline shaft in the spline groove.

5. A double-tub washing machine according to claim 1, characterized in that a protruding polygonal column connection block is fixed on the pulsator with screws, the transmission rod is hollow, and the transmission rod is sleeved on the connection block.

6. A double-tub washing machine according to claim 1, characterized in that the pulsator is fixedly connected to the transmission rod.

7. A double-tub washing machine according to claim 1, characterized in that: at least two blades or protrusions are arranged on the body of the transmission rod.

8. A double-tub washing machine according to claim 3, characterized in that: a bearing bush is installed in the bottom hole of the small washing tub, and the inner part of the bearing bush has a ring platform. There is a sealing ring between the ring platform and the inner bottom of the bucket bottom. The outside of the bucket of the bearing bush is divided into external threads. The fastening nut is connected with the external thread of the bearing bush to fix the bearing bush on the bottom of the bucket. The inner cavity of the bush is equipped with a bearing and a pulsator shaft, the lower end of the pulsator shaft is fixed with a screw and a spline sleeve, the upper part of the bearing bush is equipped with a skeleton oil seal, and the pulsator is fixed on the upper end of the pulsator shaft through screw connection.

9. A double-tub washing machine according to claim 1, characterized in that: at least two supporting bosses are provided on the outer wall of the small washing tub, and the small washing tub is mounted on the washing tub through the above-mentioned supporting bosses. on the balance ring.