CN1715512A - washing machine - Google Patents

Abstract

Translated fromChinese

一种能够减小排水泵的操作噪声的洗衣机。所述洗衣机包括安装在外壳中的水桶、适于将洗涤水从水桶中排出的排水泵、以及适于固定排水泵的固定装置。所述固定装置包括：从排水泵延伸的支撑件；设置用来支撑支撑件外表面的防振件；以及固定至外壳内表面的固定件，所述固定件适于支撑防振件的外表面。

A washing machine capable of reducing operation noise of a drain pump. The washing machine includes a water tub installed in a housing, a drain pump adapted to discharge washing water from the water tub, and a fixing device adapted to fix the drain pump. The fixing device includes: a support extending from the drain pump; a vibration-proof member provided to support an outer surface of the support; and a fixing member fixed to an inner surface of the casing, the fixing member being adapted to support the outer surface of the vibration-proof member .

Description

Washing machine

Technical field

The present invention relates to washing machine, relate in particular to a kind of washing machine that can prevent the vibration transfer of draining pump to shell.

Background technology

In general, washing machine comprises: the bucket that is used to be installed in washings; Be installed in the rotary barrel in the bucket, the peripheral surface of described rotary barrel is formed with a plurality of through holes that are used for dry cycle; And the drive unit that is used to drive rotary barrel.In addition, washing machine comprises washings infeeded water supply installation in the bucket, and from bucket the drainage arrangement of discharging washings.

In this washing machine, drainage arrangement is suitable for washings are forced to discharge bucket, and generally includes draining pump, drain filter and drainpipe.Draining pump generally includes the pump case that is installed in impeller and drive motors.Drain filter was used for before washings enter draining pump from the washings impurity screening.Drainpipe is used to guide the discharging of washings.In traditional drainage arrangement, draining pump is fixed on the inner bottom surface of shell of washing machine.

Yet in above-mentioned washing machine, because the support member of draining pump directly is fixed to the lower surface of shell by bolt or other securing members, so the vibration that produced of draining pump operating period causes gimp along the lower surface transmission of shell.

Korean Patent No.10-0238970 (publishing on January 15th, 2000) discloses a kind of scheme, is used to solve the gimp problem relevant with draining pump.Patent 10-0238970 discloses a kind of washing machine, and it comprises the damping piece between support and washing machine frame, and described support is used to support draining pump.Support is suitable for the vibration that draining pump produced that decays, and damping piece and support are fixed to one another by the bolt that passes washing machine frame.

Although the above-mentioned mounting structure of draining pump can by use damping piece with the vibration attenuation of draining pump to a certain degree, yet the vibration that is used to support the support of draining pump still can be passed to the framework of washing machine by set bolt, and the result can not obtain satisfied vibration-damping effect.

Summary of the invention

The present invention is proposed considering on the basis of the problems referred to above.Thus, an aspect of of the present present invention provides a kind of washing machine, and by using the improvement mounting structure of draining pump, described washing machine can reduce to be passed to from draining pump the vibration of washing machine shell.

Additional aspect of the present invention and/or advantage partly will be illustrated in the following description, and partly will become obviously by describing, and maybe can know by implementing the present invention.

In order to realize above-mentioned and/or other aspects and advantage, the invention provides a kind of washing machine, it comprises shell, be installed in bucket in the shell, be suitable for draining pump that washings are discharged from bucket, and is suitable for the fixedly fixture of draining pump.Fixture comprises: from the support member of draining pump extension; Setting is used for the vibrationproof part of supported part outer surface; And the fixture that is connected to shell, described fixture is suitable for supporting the outer surface of vibrationproof part.

The vibrationproof part can comprise the first and second vibrationproof parts, and they are connected relative to one another, thus the opposite side of the outer surface of their supported parts.The vibrationproof part is around the outer surface of support member.

The first and second vibrationproof parts can have the zigzag part of the relative connection surface that is formed on them, so that improve two connection power between the vibrationproof part.

The first and second vibrationproof parts can be formed with groove, are formed with prominent rib in the outer surface of support member, so that improve the power that is connected between vibrationproof part and the support member.

Support member can have star section, and the first and second vibrationproof parts can have and the corresponding depression that is connected of the outer shape of support member.

The vibrationproof part can have a plurality of through holes.

Fixture can comprise first and second fixtures that surround vibrationproof part outer surface.

The closure of first and second fixtures can intersect with the closure of the first and second vibrationproof parts.

First and second fixtures can have projection and receiver hole, with the joint of the contact portion that is used for them.

First and second fixtures can have each insertion groove that is formed on their upper surface places, so that support member inserts in first and second fixtures, insertion groove and support member are spaced apart.

Fixture may further include the screw fastening part that is arranged on the fixture, so that fixture is fixed to the inner surface of shell, and comprises the hold-down screw that is inserted in the screw fastening part.

Except the part that the device that is fixed is fixed, the major part of draining pump can be spaced apart with shell.

Fixture can comprise the support member that extends from pump, be provided with and be used for the vibrationproof part and the fixture of supported part outer surface, the inner surface that described fixture is suitable for supporting the outer surface of vibrationproof part and is fixed to shell.

Description of drawings

In conjunction with the accompanying drawings, by following description to embodiment, these and/or other aspect of the present invention and advantage will become obviously and should be readily appreciated that, wherein:

Fig. 1 is the perspective view according to washing machine of the present invention;

Fig. 2 is the decomposition diagram of employed fixture during according to draining pump of the present invention and fixing described draining pump;

Fig. 3 is the partial sectional view of getting along line III-III ' shown in Figure 2; And

Fig. 4 is the perspective view according to the mounting structure of filter housings of the present invention.

The specific embodiment

To describe embodiments of the invention in detail below, example of the present invention illustrates in the accompanying drawings, and wherein identical mark is represented components identical.The embodiment of the following stated is intended to by explaining the present invention with reference to the accompanying drawings.Although the present invention can be applied to pulsating (pulsator) washing machine and tumbling-box washing machine, yet, for the ease of explaining, below only explain tumbling-box washing machine.

With reference to figure 1, washing machine according to the present invention comprises: drum-type bucket 11, describedbucket 11 are installed in theshell 10 and are used to be installed in washings; Be installed in rotation on the rotatingcylinder 12 in thebucket 11; And drivemotors 13, describeddrive motors 13 is installed in the following ofbucket 11 and is suitable for rotating the rotatingcylinder 12 that is installed in the bucket 11.In addition, washing machine comprises:water supply installation 14, describedwater supply installation 14 are installed on thebucket 11 and are suitable for washings are infeeded in thebucket 11;Detergent delivery device 15, described detergent delivery device are suitable for supplying with washing agent in the circulation of supplying water; Anddrainage arrangement 20, describeddrainage arrangement 20 is installed under thebucket 11 and is used for washings are forced to discharge frombucket 11.

Opening is arranged on each corresponding front end ofshell 10,bucket 11 and rotatingcylinder 12, by opening clothing is put into rotatingcylinder 12 or is taken out clothing by opening from rotating cylinder 12.In order to open or close opening,door 16 is installed in the front end ofshell 10.

Although not shown, yet the rear end of rotatingcylinder 12 is connected to rotating shaft in the center.Rotating shaft rotatably is supported on the center of the rear end ofbucket 11, thereby rotatingcylinder 12 is rotatably installed in the bucket 11.This rotating shaft that extends back frombucket 11 is connected to belt wheel, and described belt wheel is connected to another belt wheel again, and this another belt wheel is by being connected with the rotating shaft ofdrive motors 13 with 17.Like this, according to the rotation of the axle ofdrive motors 13, rotatingcylinder 12rotation.Rotating cylinder 12 comprises a plurality of through holes that are formed on its whole peripheralsurface.Rotating cylinder 12 also comprises a plurality of liftingpart 12a that are provided with around its interior perimeter surface, and described a plurality of liftingpart 12a can easily make clothing lift when rotatingcylinder 12 rotations and fall.

Detergent delivery device 15 comprises nearwashing agent housing 15a and the drawertype detergent container 15b the front end that is installed inshell 10, so thatdetergent container 15b can insertwashing agent housing 15a or withdraw from fromwashing agent housing 15a, thereby at detergentcontainer 15b whenwashing agent housing 15a withdraws from, permission is put intodetergent container 15b with the washing agent of appropriate amount, as shown in Figure 1.

Water supply installation 14 comprises pair of outerwater supply pipe 14a, a pair ofly is connected the firstwater supply pipe 14b between outsidewater supply pipe 14a and thewashing agent housing 15a rear end, is connected the secondwater supply pipe 14c betweenwashing agent housing 15a and thebucket 11, and a pair offeed water valve 14d that is installed in the entrance side of the firstwater supply pipe 14b and is used for controlling the supply of water.Whenfeed water valve 14d was opened with water supply, water was infeeded in thebucket 11 bydetergent delivery device 15, thereby the washing agent of thedetergent delivery device 15 of packing into can infeed in thebucket 11 with water.

Thedrainage arrangement 20 that is installed under thebucket 11 comprises: drainingpump 30 is used for the washings that are housed inbucket 11 are forced to drain into the outside;First drainpipe 21, describedfirst drainpipe 21 is connected betweenbucket 11 and the drainingpump 30; Andsecond drainpipe 22, describedsecond drainpipe 22 extends to the outside ofshell 10 from drainingpump 30.

With reference to figure 2 and 3, drainingpump 30 comprisesdisplacement hull 35, and describeddisplacement hull 35 is entire combination structures offilter cabinet 31 and pump box 33.Here, the limiting filter device chamber, inside 32 offilter cabinet 31, the inside ofpump box 33 limits pump chamber 34, andfilter chamber 32 and pump chamber 34 form the isolated space of subregion each other like this.Draining pump 30 also comprises:filter 36, and describedfilter 36 is accommodated in thefilter chamber 32, and is used for filtering the impurity that washings comprised that is discharged from; Be rotatably installed in the impeller 37 in the pump chamber 34; Andmotor 38, describedmotor 38 is installed in a side place ofpump box 33 and is used for drives impeller 37.Draining pump 30 is fixed to theinner bottom surface 10b ofshell 10 byfixture 50.

Thefilter cabinet 31 ofdisplacement hull 35 is included in the inlet 39 that its upper lateral part place forms, and the washings that are discharged from are introduced into by described inlet 39.Inlettube 40 is arranged at inlet 39 places, is used to connect first drainpipe 21.Onfilter cabinet 31, form the outlet 41 that is connected with the inside of pump chamber 34 with inlet 39 relative lower position, thereby the permission washings flow to pump chamber 34 fromfilter chamber 32.

The front end place offilter cabinet 31 also is formed with opening 31a, is used for removing thefilter 36 that is contained in filter chamber 32.One end offilter 36 is provided with and covers 42, and it is used forfilter 36 is installed in filter chamber 32.Lid 42 also is used to close the opening 31a of filter cabinet 31.For this reason, be formed onfilter cabinet 31 places opening 31a inner rim and cover 42 whole periphery and be provided withscrew thread 31b and 42a.Lid 42 is connected to the end offilter 36 rotationally.Like this, insert fully atfilter 36 under the state offilter chamber 32,lid 42 rotates so that be securable to the opening 31a offilter cabinet 31, thereby closes opening 31a.

With reference to figure 4,filter cabinet 31 is installed by this way, the opening 31a offilter cabinet 31 andlid 42 are exposed by the opening 10c that is formed in theshell 10, and the user can make thefilter cabinet 31 offilter 36 andshell 10 outsides separate like this, so that washing filter 36.Be used to make and cover the 42 opening 10c that are exposed tooutside shell 10 greater thanfilter cabinet 31,filter cabinet 31 is radially separated withshell 10 like this.Have like this and prevent vibration transfer that drainingpump 30 run durations are produced effect toshell 10.

With reference to figure 3, limit a side opening of thepump box 33 of pump chamber 34, whenmotor 38 was installed inpump box 33, the open side ofpump box 33 was closed.Pump box 33 has outlet 43, is used for when impeller 37 is driven washings being drained into the outside from pump chamber 34.Outlet 43 is connected tooutlet 44, thesecond drainpipes 22 and is connected tooutlet 44.

By this structure of drainingpump 30, at first, the washings that causefilter chamber 32 frombucket 11 are filtered in byfilter 36, and itsmiddle filtrator 36 is housed in thefilter chamber 32, and then, filtered washings flow in the pump chamber 34.In pump chamber 34, the impeller 37 that is driven rotation bymotor 38 drains into outside with washings from pump chamber 34 by exporting 43, thereby washings are drained into the outside frombucket 11.

Thefixture 50 that is used for drainingpump 30 is fixed toshell 10lower surface 10b comprises: from thesupport member 51 of the downward definite length extended of lower surface ofdisplacement hull 35;Vibrationproof part 52 and 53, described vibrationproof part center on the bottom ofsupport member 51 to support, andfixture 54 and 55 is fixed to thebasal surface 10b ofshell 10, and they center on the outer surface ofvibrationproof part 52 and 53 to support like this.

Support member 51 is by to the injection moulding of conventional resins material and integrally formed with displacement hull 35.Support member 51 extends downwards from the lower surface of displacement hull 35.Support member 51 is positioned as corresponding with the center of gravity of drainingpump 30, the vibration of drainingpump 30 thereby it can be decayed, and stably support draining pump 30.Andsupport member 51 has star section, can guarantee that like this it has enough intensity and supports drainingpump 30, and can be connected securely with 53 withvibrationproof part 52 and can not vibrate.

The vibrationproof part is made by elastic rubber material, and comprises the first and secondvibrationproof parts 52 and 53, and described vibrationproof part is connected to toward each other, like this opposite side that they can supported part 51.Under this connection status, the first and secondvibrationproof parts 52 and 53 width are restricted to the Breadth Maximum greater thansupport member 51, thus they can be fully around the bottom of support member 51.The first and secondvibrationproof parts 52 and 53 apparent surface's the fringe regions along them are provided withzigzag part 52a and 53a being connected to each other, so that improve the connection power between them.The first and secondvibrationproof parts 52 and 53 also are provided with and are connecteddepression 52b and 53b, describedconnection depression 52b and 53b are corresponding with the shape of the outer surface of thesupport member 51 with star section, like this, they can be with the outer surface of tight state of contact supported part 51.Like this,support member 51 can stably be supported by twovibrationproof parts 52 and 53.

For improve twovibrationproof parts 52 and 53 with the following outer surface ofsupport member 51 between be connected power, the lower external face ofsupport member 51 is formed withprominent rib 51a, twovibrationproof parts 52 are formed with retaininggroove 53d with 53 at its inner surface place that is connecteddepression 52b and 53b, like this,prominent rib 51a is assembled in respectively among the retaining groove 53d.And, be equipped with a plurality of throughhole 52c and 53c on the first and secondvibrationproof parts 52 and 53, so that increase decay to the vibration that is passed to supportmember 51.

Fixture comprises first andsecond fixtures 54 and 55, and they are configured to surround the outer surface of the first and secondvibrationproof parts 52 and 53 to support.First andsecond fixtures 54 and 55 laterally are connected tovibrationproof part 52 and 53 by this way: promptly, they contact with 53 intimate with vibrationproof part 52.Like this, first andsecond fixtures 54 and 55 can support the whole periphery and the upper surface of twovibrationproof parts 52 and 53.For the joint of twofixtures 54 and 55,fixture 54 and 55 is formed withprojection 54a and 55a in their contact site office, andreceiver hole 54b and 55b.Under engagement state, when hold-downscrew 56 was fastened to the screw fasteningpart 54d that is arranged onfixture 54 and 55 places, twofixtures 54 and 55 were fixed to theinner bottom surface 10b of shell 10.Should be appreciated that the first and secondvibrationproof parts 52 and 53 closure are intersected with the closure of first andsecond fixtures 54 and 55, like this,vibrationproof part 52 and 53 can be connected to each other more firmly byfixture 54 and 55.

First andsecond fixtures 54 and 55 spaced apart at their upper surface place and supportmember 51, thus isolate with support member 51.For this reason, first andsecond fixtures 54 and 55 are formed withinsertion groove 54c and 55c at their upper surface place, and like this,insertion groove 54c and 55c andsupport member 51 are spaced apart.Have like this and prevent that the vibration that is passed to supportmember 51 from drainingpump 30 is passed to the effect offixture 54 and 55, thereby the vibration that can prevent drainingpump 30 is passed toshell 10.

Use saidfixing device 50 fixedly during drainingpump 30 when hope, the first and secondvibrationproof parts 52 and 53 at first are connected to the opposite side of the bottom of support member 51.Then, first andsecond fixtures 54 and 55 are connected tovibrationproof part 52 and 53, thereby the closure of the closure offixture 54 and 55 andvibrationproof part 52 and 53 intersects.At last, when setbolt 56 was fastened, twofixtures 54 and 55 were fixed to thebasal surface 10b ofshell 10.

When drainingpump 30 was fixed as mentioned above, after the fixing part of thedevice 50 of being fixed, the major part of drainingpump 30 andshell 10 were spaced apart, like this, 10 vibration transfer were minimized.And, when draining pump was fixed as mentioned above, owing to makesupport member 51 andfixture 54 and 55 spaced apart by insertingvibrationproof part 52 and 53, and 51 of support members were supported byvibrationproof part 52 and 53, therefore, the vibration that is passed to the drainingpump 30 ofsupport member 51 can be minimized.Can make the minimum vibration of theshell 10 that the vibration owing to drainingpump 30 causes like this, thereby reduce the gimp of washing machine.

As can be seen from the above description, washing machine according to the present invention is configured by this way: promptly, the only supported support of draining pump, and support member is only supported by the vibrationproof part, the vibrationproof part is by supporting with the isolated fixture of support member, thereby greatly reduce to be passed to the vibration of washing machine shell, thereby reduced the gimp of washing machine from draining pump.

Although illustrated and described embodiments of the invention, yet, one with ordinary skill in the art would appreciate that under the situation that does not depart from principle of the present invention and essence, can carry out various changes to this embodiment, scope wherein of the present invention is limited in claim and the equivalent thereof.

Claims (14)

1. washing machine, it comprises shell, be installed in bucket in the shell, be suitable for draining pump that washings are discharged from bucket, and is suitable for the fixedly fixture of draining pump, described fixture comprises:

Support member from the draining pump extension;

Setting is used for the vibrationproof part of supported part outer surface; And

Fixture, described fixture is suitable for supporting the outer surface of vibrationproof part, and is fixed to the inner surface of shell.

2. washing machine according to claim 1, wherein, described vibrationproof part comprises the first and second vibrationproof parts, they are connected relative to one another, thus the opposite side of the outer surface of their supported parts, described two vibrationproof parts are around the outer surface of support member.

3. washing machine according to claim 2, wherein, the described first and second vibrationproof parts have the zigzag part of the relative connection surface that is formed on them, so that improve two connection power between the vibrationproof part.

4. washing machine according to claim 2, wherein, the described first and second vibrationproof parts are formed with groove, are formed with prominent rib in the outer surface of support member, so that improve the power that is connected between vibrationproof part and the support member.

5. washing machine according to claim 2, wherein, described support member has star section, and the first and second vibrationproof parts have and the corresponding depression that is connected of the outer shape of support member.

6. washing machine according to claim 1, wherein, described vibrationproof part has a plurality of through holes.

7. washing machine according to claim 1, wherein, described fixture comprises first and second fixtures that surround vibrationproof part outer surface.

8. washing machine according to claim 7, wherein, the closure of the closure of described first and second fixtures and the first and second vibrationproof parts intersects.

9. washing machine according to claim 8, wherein, described first and second fixtures have projection and receiver hole, with the joint of the contact portion that is used for them.

10. washing machine according to claim 7, wherein, described first and second fixtures have each insertion groove that is formed on their upper surface places, so that support member inserts in first and second fixtures, insertion groove and support member are spaced apart.

11. washing machine according to claim 1, wherein, described fixture further comprises:

Be arranged on the screw fastening part on the fixture, so that fixture is fixed to the inner surface of shell, and

Be fastened to the hold-down screw in the screw fastening part respectively.

12. washing machine according to claim 1, wherein, except the part that the device that is fixed is fixed, the major part and the shell of draining pump are spaced apart.

13. washing machine according to claim 1, wherein, described support member forms by resin material injection moulding and draining pump.

14. washing machine according to claim 1, wherein, described vibrationproof part is made by elastic rubber material.

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