CN2873843Y - Inner tube of full automatic vertical double wave wheel washing machine - Google Patents

Inner tube of full automatic vertical double wave wheel washing machine Download PDF

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Publication number
CN2873843Y
CN2873843Y CN 200520128124 CN200520128124U CN2873843Y CN 2873843 Y CN2873843 Y CN 2873843Y CN 200520128124 CN200520128124 CN 200520128124 CN 200520128124 U CN200520128124 U CN 200520128124U CN 2873843 Y CN2873843 Y CN 2873843Y
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CN
China
Prior art keywords
bucket
washing machine
interior bucket
impeller
interior
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 200520128124
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Chinese (zh)
Inventor
吕佩师
刘杰
周丑国
刘素梅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Haier Group Corp
Qingdao Haier Washing Machine Co Ltd
Original Assignee
Haier Group Corp
Qingdao Haier Washing Machine Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Haier Group Corp, Qingdao Haier Washing Machine Co Ltd filed Critical Haier Group Corp
Priority to CN 200520128124 priority Critical patent/CN2873843Y/en
Application granted granted Critical
Publication of CN2873843Y publication Critical patent/CN2873843Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to an interior tub in a fully automatic suspended dual-wave-wheel washing machine. On the inner wall of a tub, a plurality of water draining holes are arranged. At both sides of the bottom of the tub, a pair of bowl-like wave wheels with upper mouth in diameter r are arranged. The included angle between the plane of the upper mouth of the wave wheels and the central line of the tub is alpha (Alpha). The utility model is characterized in that the interior tub comprises a semi-sphere tub bottom with inner radius of R and the extension of the upper mouth of the semi-sphere tub bottom with a height of H, wherein R=Gamma/cos Alpha; 2R**cos Alpha -R<H<=2R. At center of the tub bottom, holes for drive gears to stretch out are arranged in symmetric way. The interior tub from the utility model meets completely the requirement for throwing, washing clothing and saving water from a fully automatic suspended dual-wave-wheel washing machine. The spherical bottom and the fixing block have solved the technical problem that the clothing washed enters into the backs of the wave wheels. Below the bottom, a mounting and positioning groove for a reduction gear box is provided, which guarantees the coaxiality between the interior tub and the driving shaft.

Description

The interior bucket of automatic suspension double-agitator washing machine
Technical field
The utility model relates to the interior bucket of a kind of washing machine inner tub, particularly automatic suspension double-agitator washing machine.
Background technology
Existing full-automatic impeller type washing machine all is provided with interior bucket outside in the bucket, its effect is washing clothes and dehydration, is provided with osculum and the fin that works the effect of washing by rubbing with the hands on the bucket inwall.The bottom is provided with dead eye, and the interior axle of power transmission shaft is by passing in this dead eye, and an impeller is connected in the interior shaft end of this power transmission shaft, and during washing, motor drives impeller rotation, washing clothes by interior axle; Described power transmission shaft is made up of the interior axle and the outer shaft of coaxial setting, described outer shaft and interior bucket bottom are affixed, during dehydration, and bucket rotary dehydration in motor drives by outer shaft, described power transmission shaft is hubbed at outer barrel bottom by bearing and sealing device, also is provided with the damping balance ring at interior barrel bung.For full automatic automatic suspension double-agitator washing machine, bucket structurally has very big difference with the interior bucket of existing automatic washing machine in it:
1, the impeller that has two reverse rotations that are oppositely arranged in a certain angle on the interior bucket, for satisfying the needs of impeller transmission, power transmission shaft (the interior axle and outer shaft that comprise coaxial setting) by driven by motor is connected with impeller with interior bucket by reduction box, wherein, outer shaft connects the reduction box casing, interior bucket is fixed on the reduction box casing, and interior axle is given impeller by travelling gear and two output shafts with transmission of power.Therefore the bucket polycrystalline substance must adapt with described functional requirement in;
2, the impeller of existing automatic washing machine is bucket bottom in being flat on, and adapts (being the plane at the bottom of the bucket end and the impeller in general) with interior bucket bottom shape, and the gap between impeller and the interior bucket is less, and washing clothes can not enter the back side of impeller.And in automatic suspension double-agitator washing machine, the impeller of two reverse rotations that are oppositely arranged in a certain angle is set in the interior bucket, how to solve washing clothes and enter the technical problem that the impeller back side becomes necessary solution;
3, be installed on the reduction box bottom the interior bucket, power transmission shaft is installed in the reduction box bottom, must guarantee the axiality requirement between interior bucket and the power transmission shaft.
Summary of the invention
Technical problem to be solved in the utility model is, at the difference of automatic suspension double-agitator washing machine and existing full-automatic impeller type washing machine, and provides a kind of interior bucket of automatic suspension double-agitator washing machine.
The interior bucket of automatic suspension double-agitator washing machine provided by the utility model is realized by following technical scheme.
A kind of interior bucket of automatic suspension double-agitator washing machine, on the bucket inwall, be provided with a plurality of osculums, the bucket two bottom sides is equipped with the bowl-type impeller that a pair of back cut diameter is r in this, the angle of the upper port plane of this impeller and interior bucket center line is α, it is characterized in that: formed by the formed cylinder of H at the bottom of the hemispherical bucket that this interior bucket is R by inside radius and by suitable for reading extending upward highly at the bottom of this hemispherical bucket; Wherein:
R=r/cosα;
2R*cosα-R<H≤2R;
Barrel bottom center is arranged with travelling gear and stretches out the hole.
Implementation of the present utility model can also be:
A kind of interior bucket of automatic suspension double-agitator washing machine, on the bucket inwall, be provided with a plurality of osculums, the bucket two bottom sides is equipped with the bowl-type impeller that a pair of back cut diameter is r in this, the angle of the upper port plane of this impeller and interior bucket center line is α, it is characterized in that: bucket is made up of staving and bucket end two parts in described, described staving is that the spherical tube of R is formed by cylindrical portion and inside radius, and the described bucket end is that inside radius is the billiard table shape bucket of R, wherein:
R=r/cosα;
2R*cosα-R<H≤2R;
Suitable for reading at the bottom of described billiard table shape bucket is provided with the outside flange of a circle, and the end opening flange of the spherical tube of described staving is snapped on the flange suitable for reading at the bottom of the described billiard table shape bucket and is integral.
Except that above-mentioned essential features, in specific implementation process, also can replenish following technology contents:
Angle α=25-30 the degree of the upper port plane of described impeller and interior bucket center line.
Circumference flange suitable for reading is arranged downwards and is provided with elastic groove at the bottom of described billiard table shape bucket.
By the reduction gear box that has round-ended cylinder to constitute the location division is installed to having one in the bottom at the described bucket end, described two travelling gears stretch out the hole and are located at the described bottom that round-ended cylinder is arranged, and two travelling gears stretch out between the hole for the concentric spherical of radius such as the described bucket end, to having reduction gear box locating slot is installed in the bottom that round-ended cylinder is arranged.
The inboard suitable for reading or the outside in described cylindrical shell are provided with reinforcing ring.
Described reinforcing ring is an annular ring, and is provided with triangle or trapezoidal double wedge in annular ring.
In the staving of impeller upper position, be provided with fixed block, the described fixed block of going up is by being constituted with the concentric spherical of hemispherical bucket bottom radius such as grade and the inner cylinder face that is connected described concentric spherical and with the joint face that described sphere, inner cylinder face are connected to the cylindrical portion of staving, the diameter D=4rsin α of described inner cylinder face, wherein: r is the back cut diameter of bowl-type impeller, and α is the upper port plane of this impeller and the angle of interior bucket center line.
Bottom in interior bucket is provided with locating ring and a plurality of installing hole.
In the position of reinforcing ring, the outside or inboard that cylindrical shell is suitable for reading are provided with gimbal, and are smooth transition surface to being less than the make progress interior bucket of rotating side and the faying face between the gimbal of impeller.
Advantage of the present utility model is:
1, interior bucket provided by the utility model satisfies the automatic suspension double-agitator washing machine throwing washing water saving requirement fully, and spherical bottom and fixed block design have solved the technical problem that washing clothes enters the impeller back side;
2, locating slot is installed to having reduction gear box in the bottom, the axiality requirement in guaranteeing between bucket and the power transmission shaft.
For architectural feature of the present utility model and effect thereof are had further understanding, enumerate specific embodiment now and be described with reference to the accompanying drawings as follows.
Description of drawings
Fig. 1 is the main schematic diagram of looking of bucket in the utility model automatic suspension double-agitator washing machine.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is a kind of specific embodiment schematic diagram of bucket in the utility model automatic suspension double-agitator washing machine.
Fig. 4 is the side view of Fig. 3.
Fig. 5 is the last side isometric view at the interior bucket end among Fig. 3 embodiment.
Fig. 6 is the following side isometric view at the interior bucket end among Fig. 3 embodiment.
Fig. 7 is the rear side viewing stereogram of the last fixed block in the bucket in being installed on.
Fig. 8 is the preceding side isometric view of fixed block on Fig. 7.
Fig. 9 is the schematic diagram of bucket bottom in reduction box is installed on.
The specific embodiment
The utility model provides a kind of interior bucket that is exclusively used in automatic suspension double-agitator washing machine, and its structure as interior barrel of automatic washing machine, must possess and wash and the two kinds of functions of dewatering as shown in Figure 1, 2.Washing function is to be that the bowl-type impeller of r is realized by a pair of of bucket bottom in being installed on the symmetrically arranged back cut diameter of interior bucket center line, the upper port plane of this impeller with cross in angle between the plane of dividing this two upper port planes angle equally of bucket center line be α (i.e. the angle of the upper port plane of this impeller and interior barrel of center line).Dehydrating function is by realizing at the interior bucket of a plurality of osculums that are provided with on the bucket inwall and rotation under the outer shaft of driving shaft drives.In of the present utility model in bucket and the existing general automatic washing machine maximum difference of bucket be: in this bucket by inside radius be the hemispherical bucket bottom 1 of R and bottom this hemispherical bucket 1 suitable for readingly extend upward one and highly formed by the cylindrical portion of H; Wherein:
R=r/cosα;
2R*cosα-R<H≤2R;
Generally angle α=25-30 ° of the upper port plane of impeller and interior bucket center line.
The design of spherical bucket bottom is for adapting to the installation needs of two outstanding vertical wave wheels on the one hand, compare with cylindrical interior bucket, spherical bucket bottom 1 with tiltedly stand on barrel at the bottom of can not have uneven excessive gap between the impeller of both sides, impeller and the relation at the interior barrel of barrel end are equivalent to be connected in the disk relation of ball; If adopt cylindrical in bucket, stand type wave wheel with interior barrel between have only contact at 3, be equivalent to the relation of inscribed in rectangle, have uneven excessive gap, washing clothes gap thus enters the impeller back side, can't wash.Above-mentioned formula relation is theoretic relation, also will consider to have certain interval in actual the use, and crown radius R should be bigger slightly than this calculated value.
Another benefit that spherical bucket bottom design is brought is water saving, the outer bucket supporting with the interior bucket of spherical bucket bottom also can be designed to corresponding sphere, with cylindrical outside bucket wait under the situation of high water level, the water that the water that the outer bucket of spherical bucket bottom is adorned is adorned than cylindrical outer bucket lacks a lot, therefore has the effect of water saving.
Because two outstanding vertical wave wheels are to be arranged at (not shown) in the interior bucket by the impeller support, impeller be by being located at the impeller back side the bevel gear circle be installed on barrel at the bottom of (shown in Figure 9) of bevel gear engaged transmission of two output shafts, 50 axle heads of reduction box, therefore, 1 center, bucket bottom is arranged with driving gearshaft and stretches out hole 3.
In Fig. 3,4 embodiments, consider easily manufactured and material selection problem, described in bucket form by a staving 4 and the bucket ends 5 two parts, described staving 4 is that the spherical tube 42 of R is formed by cylindrical portion 41 and inside radius, the described bucket end is that inside radius is the billiard table shape bucket 5 of R, wherein:
R=r/cosα;
2R*cosα-R<H≤2R;
Be provided with the outside flange 6 (referring to Fig. 5,6) of a circle in 5 ends of described billiard table shape bucket suitable for reading, the end opening flange of the spherical tube 42 of described staving is snapped on the flange 6 of described billiard table shape bucket 5 and is integral; Or the spherical tube 42 end opening flange roll extrusion of described staving 4 are snapped on described billiard table shape bucket 5 flange 6 suitable for reading and staving 4 and billiard table shape bucket are integral.Described staving 4 is to be welded with the stainless sheet steel punching press.Described billiard table shape bucket 5 is by injection-moulding plastic, is the PP+30% glass fibre specifically.
For ease of the assembling roll extrusion, be provided with elastic groove 7 in 5 circumference flange 6 arrangements downwards suitable for reading of billiard table shape bucket.
Described reduction box 40 is by the reduction box that is arranged at the barrel bottom center position location division 8 to be installed to be fixedly arranged on interior bucket bottom (as shown in Figure 9).
In illustrated embodiment, described reduction box installation location division is that the bottom of at the bottom of described billiard table shape bucket (Fig. 3,4 embodiment) or hemispherical bucket 1 (Fig. 1,2 embodiment) has round-ended cylinder 8 to constitute to having one, described two travelling gears stretch out hole 3 and are located at the described bottom that round-ended cylinder 8 is arranged, and two travelling gears stretch out between the hole 3 for the concentric spherical 9 of radius such as described billiard table shape bucket portion, to having reduction gear box positioning step 10, locating slot 11 and installing hole 14 are installed in the bottom that round-ended cylinder 8 is arranged.Also be provided with corresponding positioning step and locating flange on the casing mounting flange of described reduction box 40 and the case lid, described reduction box 40 is by described positioning step and locating flange location, with screw by installing hole and location and installation in the bucket bottom, coaxial with the power shaft of guaranteeing reduction box with interior barrel center of rotation.
Described reduction box installation location division also can be that the bottom of bucket in spherical is provided with a plurality of erection columns and alignment pin guarantees that by alignment pin the power shaft of reduction box is coaxial with the center of rotation of interior bucket.
For preventing terminating in described thin-wall stainless steel cylindrical shell 4 distortion, in the reinforcing ring 12 that is provided with suitable for reading of cylindrical shell 4, described reinforcing ring 12 is annular rings, and is provided with triangle or trapezoidal double wedge 13 in annular ring.In the position of reinforcing ring 12, cylindrical shell 4 outside or inboards suitable for reading are provided with gimbal 30, and are smooth transition surface (shown in the local amplification of Fig. 4) to being less than the impeller interior bucket 4 of rotating side that makes progress with faying face between the gimbal 30.
Owing to the staving portion 2 of interior bucket is that to extend upward one by hemispherical billiard table shape bucket portion 1 suitable for reading highly be that H forms, therefore bottom the hemispherical bucket, has the clearance t that increases gradually with highly rising between impeller more than 1 and the staving portion 2, t=r (1-sin2 α)/cos α, (α≤45 °).For eliminating described clearance t, in being provided with fixed block 20 (shown in Fig. 1-4) in the staving of impeller upper position, consult Fig. 7,8, the described fixed block 20 of going up is to constitute the diameter D=4rsin α of described inner cylinder face 22 by 23,24,25 of joint faces with the concentric spherical 21 of hemispherical bucket bottom radius such as grade and the inner cylinder face 22 that is connected described concentric spherical 21 and the cylindrical portion that described sphere, inner cylinder face is connected to staving.The described back side of going up fixed block 20 is provided with two fixed bolts 26, will go up the inner face that fixed block 20 is fixedly arranged on the staving portion 2 of interior bucket by two fixed bolts, 26 usefulness screws.On fixed block 20, the impeller upper limb back side also is provided with wear-resistant block 14 (shown in Figure 1).

Claims (10)

1, a kind of interior bucket of automatic suspension double-agitator washing machine, on the bucket inwall, be provided with a plurality of osculums, the bucket bottom is equipped with the bowl-type impeller that a pair of back cut diameter is r in this, the angle of the upper port plane of this impeller and interior bucket center line is α, it is characterized in that: formed by the formed cylindrical portion of H bottom the hemispherical bucket that this interior bucket is R by inside radius and by suitable for reading the extending upward highly of this hemispherical bucket bottom; Wherein:
R=r/cosα;
2R*cosα-R<H≤2R:
Barrel bottom center is arranged with two travelling gears and stretches out the hole.
2, a kind of interior bucket of automatic suspension double-agitator washing machine, on the bucket inwall, be provided with a plurality of osculums, the bucket two bottom sides is equipped with the bowl-type impeller that a pair of back cut diameter is r in this, the angle of the upper port plane of this impeller and interior bucket center line is α, it is characterized in that: bucket is made up of staving and bucket end two parts in described, described staving is that the spherical tube of R is formed by cylindrical portion and inside radius, and the described bucket end is that inside radius is the billiard table shape bucket of R, wherein:
R=r/cosα;
2R*cosα-R<H≤2R:
Suitable for reading at the bottom of described billiard table shape bucket is provided with the outside flange of a circle, and the end opening flange of the spherical tube of described staving is snapped on the described billiard table shape bucket flange suitable for reading and is integral;
Barrel bottom center is arranged with two travelling gears and stretches out the hole.
3, the interior bucket of automatic suspension double-agitator washing machine according to claim 1 and 2 is characterized in that: the angle α=25-30 degree of the upper port plane of described impeller and interior bucket center line.
4, the interior bucket of automatic suspension double-agitator washing machine according to claim 2 is characterized in that: arrange downwards in billiard table shape bucket circumference flange suitable for reading and be provided with elastic groove.
5, the interior bucket of automatic suspension double-agitator washing machine according to claim 1 and 2, it is characterized in that: by the reduction gear box that has round-ended cylinder to constitute the location division is installed to having one in the bottom at the described bucket end, described two travelling gears stretch out the hole and are located at the described bottom that round-ended cylinder is arranged, and two travelling gears stretch out between the hole for the concentric spherical of radius such as described bucket bottom, in the bottom that round-ended cylinder is arranged to having reduction gear box installation locating slot.
6, the interior bucket of automatic suspension double-agitator washing machine according to claim 1 and 2, it is characterized in that: the inboard suitable for reading or the outside in described cylindrical shell are provided with reinforcing ring.
7, the interior bucket of automatic suspension double-agitator washing machine according to claim 6, it is characterized in that: in the position of reinforcing ring, the outside or inboard that cylindrical shell is suitable for reading are provided with gimbal, and are smooth transition surface to being less than the make progress interior bucket of rotating side and the faying face between the gimbal of impeller.
8, the interior bucket of automatic suspension double-agitator washing machine according to claim 6, it is characterized in that: described reinforcing ring is an annular ring, and is provided with triangle or trapezoidal double wedge in annular ring.
9, the interior bucket of automatic suspension double-agitator washing machine according to claim 1 and 2, it is characterized in that: in the staving of impeller upper position, be provided with fixed block, the described fixed block of going up is by being constituted with the concentric spherical of hemispherical bucket bottom radius such as grade and the inner cylinder face that is connected described concentric spherical and with the joint face that described sphere, inner cylinder face are connected to the cylindrical portion of staving, the diameter D=4rsin α of described inner cylinder face, wherein: r is the back cut diameter of bowl-type impeller, and α is the upper port plane of this impeller and the angle of interior bucket center line.
10, the interior bucket of automatic suspension double-agitator washing machine according to claim 1 and 2, it is characterized in that: the bottom in interior bucket is provided with locating ring and a plurality of installing hole.
CN 200520128124 2005-10-28 2005-10-28 Inner tube of full automatic vertical double wave wheel washing machine Expired - Fee Related CN2873843Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200520128124 CN2873843Y (en) 2005-10-28 2005-10-28 Inner tube of full automatic vertical double wave wheel washing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200520128124 CN2873843Y (en) 2005-10-28 2005-10-28 Inner tube of full automatic vertical double wave wheel washing machine

Publications (1)

Publication Number Publication Date
CN2873843Y true CN2873843Y (en) 2007-02-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200520128124 Expired - Fee Related CN2873843Y (en) 2005-10-28 2005-10-28 Inner tube of full automatic vertical double wave wheel washing machine

Country Status (1)

Country Link
CN (1) CN2873843Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1955366B (en) * 2005-10-27 2011-06-15 海尔集团公司 Inner drum of automatic suspension double-agitator washing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1955366B (en) * 2005-10-27 2011-06-15 海尔集团公司 Inner drum of automatic suspension double-agitator washing machine

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070228

Termination date: 20091130