CN102373600B - A kind of slip damping device of small/micro impeller type washing machine - Google Patents
A kind of slip damping device of small/micro impeller type washing machine Download PDFInfo
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- CN102373600B CN102373600B CN201010247273.8A CN201010247273A CN102373600B CN 102373600 B CN102373600 B CN 102373600B CN 201010247273 A CN201010247273 A CN 201010247273A CN 102373600 B CN102373600 B CN 102373600B
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- washing machine
- outer barrel
- damping device
- ball
- stacker
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Abstract
The present invention discloses a kind of slip damping device of small/micro impeller type washing machine, relate to washing machine field, comprise the connecting support arm that is fixed together and damping tube, ball and cylinder, two fasteners, after two components fasten, form a spherical hollow space and hollow passageway in inside; Ball is arranged in spherical hollow space, and the cylinder on ball inserts in damping tube after stretching out hollow passageway.The present invention utilizes symmetry to be arranged on four slip damping devices between washing machine pedestal and outer barrel, alleviates or bucket causes outer barrel in eliminating centrifugal force and shaking force, not only plays cushioning effect but also play fixation.Ensure that washing machine does not produce with interior bucket, outer case in work and handling process to collide, the feature that this programme is little according to small/micro washing machine overall volume, service weight is light, make full use of the elastic force of elastomeric material, the centrifugal force produced during bucket full-load operation in eliminating, and reduce the distance between outer barrel and casing.
Description
Technical field
The present invention relates to washing machine field, be specifically related to the damping device between a kind of outer barrel of small/micro impeller type washing machine and casing.
Background technology
People's washing machine used in everyday, be generally impeller-type, drum-type two kinds, drum type washing machine due to working method and pulsator washing machine different, therefore two kinds of washing machines adopt different damping modes, the shock-damping structure of barrel roll laundry machine is mainly for around from rotating as far as near transverse axis, the centrifugal force that produces designs, and general rubber shock-absorbing structure or the rubber of adopting reaches the effect of damping in conjunction with the structure of spring.And pulsator washing machine generally adopts suspension rod shock-damping structure, four symmetries are utilized to be connected to the suspension rod of the band damping spring of outer barrel, one end of suspension rod hangs on four angles on the box house top of wash bucket, and the other end is hung in the outer wall bottom of outer barrel, and damping spring is generally positioned at boom foot position.Suspension rod on two correspondence directions, when outer barrel tilts to a side, the damping spring of inclination side can shrink, and can be extended by the damping spring of inclination side, when this frame mode can reduce interior outer barrel around vertical axis, the centrifugal force of generation and the disequilibrium formed.Suspension rod is while playing damping, also play the effect of stay bolt outer barrel, this damping modes is adopted to need to ensure there is certain interval between outer barrel and casing, the swing of suspension rod could be utilized to eliminate the centrifugal force of outer barrel generation when interior bucket rotates, this just makes this type of washing machine volume not easily reduce, and occupation of land space is larger.And adopt the unfavorable carrying of mode of suspension rod damping, because four suspension rods of suspension rod shock-damping structure are not fixing, but rock and swing along with the centrifugal force of interior bucket, therefore once washing machine itself offsets, rocks or overturns, also corresponding inclination can be there is in outer barrel, internal tank body causes collision, and even suspension rod departs from hitch point, affects the normal use of washing machine.And the space that hanging rod structure takies is larger, need other casing fixed support.
In various washing machine; a class is had to clean the small/micro washing machine of small article specially; small/micro washing machine generally adopts impeller-type working method; at ordinary times or usually can carry out in laundry processes carrying, lifting; movement or the upset of all angles can be there is in the process in small/micro washing machine; if adopt suspension rod mode, outer barrel opposite case often can produce collision, affects the normal use of washing machine.Small/micro washing machine has strict requirement to volume and capacity, and hanging rod structure must reserve corresponding swing space, and volume can not reduce further, is also not suitable with the requirement of small/micro washing machine to volume.Therefore, how installing that a kind of volume is little, sound construction and be suitable for the shock-absorption device of small/micro impeller type washing machine, is the problem that we need to solve at present.
Summary of the invention
For the suspension rod damping device solving the medium-and-large-sized washing machine of prior art can not adapt to the volume requirement problem of small/micro washing machine, the invention provides a kind of structure simple, take up room little and the slip damping device of the comprehensive damping of small/micro washing machine can be realized, concrete scheme is as follows: a kind of slip damping device of small/micro impeller type washing machine, it is characterized in that, comprise outer barrel connector, slide unit and stacker
Described outer barrel connector comprises connecting support arm and is fixedly connected on the damping tube of connecting support arm one end;
Described slide unit comprises ball and is fixed on the cylinder on ball;
Described stacker is fastened by two components and forms, the hollow passageway forming a spherical hollow space in inside after two components fasten and be connected with spherical hollow space;
The ball of described slide unit is arranged in the spherical hollow space of stacker, and the cylinder on ball inserts after stretching out hollow passageway in the damping tube on outer barrel connector.
Another preferred embodiment of the present invention: the diameter of described hollow passageway is greater than cylindrical diameter, the diameter of described spherical hollow space is greater than the diameter of ball.
Another preferred embodiment of the present invention: described cylinder and ball junction limited location step, the spherical hollow space in described stacker and hollow passageway junction limited location back-up ring.
Another preferred embodiment of the present invention: described cylindrical front end is inserting paragraph, the diameter of inserting paragraph is less than cylindrical diameter and corresponding with the internal diameter of damping tube.
Another preferred embodiment of the present invention: be provided with elastomeric element in described damping tube.
Another preferred embodiment of the present invention: described elastomeric element is spring or rubber blanket.
Another preferred embodiment of the present invention: two components of described stacker are left component and right component, the semi-circular recesses interface of described left component and right component having respectively a hemi-spherical cavities and communicate with hemi-spherical cavities.
Another preferred embodiment of the present invention: two components of described stacker are upper member and lower member, the interface of upper member and lower member have respectively a hemi-spherical cavities, and described hollow passageway is positioned at the summit place of upper member hemi-spherical cavities.
Another preferred embodiment of the present invention: described stacker is made up of elastomeric material.
Another preferred embodiment of the present invention: described connecting support arm is connected the structure of one end for " U " shape with outer barrel.
The present invention utilizes symmetry to be arranged on four slip damping devices between small/micro washing machine base and outer barrel, alleviate or bucket causes outer barrel in eliminating centrifugal force and shaking force, slip damping device not only plays cushioning effect but also play fixation, not only save the fixed part of fixing outer barrel, also greatly reduce space between the inner barrel and outer barrel.Utilize the stacker that elastomeric material manufactures, not only lightweight, and there is the comprehensive effect slowing down active force, the diameter of hollow passageway is greater than cylindrical diameter, make cylinder can carry out radial direction activity in hollow passageway, utilize the elasticity of hollow passageway to alleviate the centrifugal force of a part.When not using at ordinary times, the pressure due to outer barrel is applied on ball, and the pressure of ball passes on stacker, and stacker slight deformation can occur and has individual fixation to slide unit, ensure that outer barrel can not be rocked.The slip of ball in spherical hollow space and the Elastic Contact with stacker, can eliminate the centrifugal force that interior bucket passes to outer barrel.The shaking force that a part of outer barrel is subject in vertical direction can be eliminated and alleviate to elastomeric element in damping tube.Outer barrel connector and outer barrel adopt the mode of pinned connection, outer barrel is made to be in a kind of maneuvering condition at any time, overcome the laundry of interior bucket, comprehensive upset causes when drying the centrifugal force that brings and carrying washing machine motional collision, and outer barrel does not have rigidity to fix in the stroke of slip damping device, is within the scope of elastic movement at any time.This device adapts to little, the lightweight feature of small/micro impeller type washing machine volume completely, make full use of the elastic force of elastomeric material, the centrifugal force produced during bucket full-load operation in ensureing is in the elastic limit of elastomeric material, reduces the distance between outer barrel and casing.
Accompanying drawing explanation
Fig. 1 structural representation of the present invention
Fig. 2 outer barrel connecting-piece structure of the present invention schematic diagram
Fig. 3 slide unit structural representation of the present invention
The upper member structural representation of Fig. 4 stacker of the present invention
The lower member structural representation of Fig. 5 undertaking mansion of the present invention seat
Fig. 6 outer barrel connector of the present invention and slide unit connection diagram
The structural representation of the left component of Fig. 7 stacker of the present invention
Detailed description of the invention
What this programme related to is a kind of small/micro impeller type washing machine, comprise casing of washing machine, the outer barrel be arranged in casing of washing machine, interior bucket, power part and pedestal, power part top connects outer barrel, interior bucket, and bottom is fixed on base, and outer barrel is arranged between casing of washing machine and interior bucket.
As shown in Figure 1, the slip damping device of this programme is arranged between the sidewall of outer barrel bottom and base, and slip damping device is made up of three parts: the outer barrel connector 1 be connected with outer barrel, the slide unit 2 playing cushioning effect, the stacker be connected with base.
As shown in Figure 2, the outer barrel connector of this programme is made up of hollow damping tube 12 and connecting support arm 11, damping tube is the hollow pipe that one end is closed, the inside of damping tube 12 can mounting spring or rubber sheet gasket, for strengthening damping effect, also can not mounting spring or rubber sheet gasket, but directly utilize the elasticity of stacker to carry out damping.The other end of damping tube is fixedly connected with support arm 11, the other end and the outer barrel of connecting support arm adopt bearing pin mode to be connected, for strengthening bonding strength and balancing weighing apparatus, the connecting support arm front end of this programme is two symmetric arms of separating, shape is " U " shape, have corresponding axis hole 13, two symmetric arms on the top of two symmetric arms by being fixed on lateral wall bottom or the bottom of outer barrel through the bearing pin of axis hole, outer barrel connector is that fulcrum can swing on the direction of vertical outer barrel with axis hole.
As shown in Fig. 3,6, slide unit 2 comprises a ball 21 and one end and is vertically fixed on cylinder 23 on ball, fixed form between cylinder with ball can adopt screw thread, weld or the mode such as casting, cylinder and ball junction have encloses limited step 24, and the diameter of limited step 24 is greater than the diameter of cylinder 23.Cylinder front end is inserting paragraph 22, rear end is for regulating section, the diameter of inserting paragraph 22 is less than the hollow internal diameter of damping tube 12, the pressure that this structure cylindrical can prevent the spring in damping tube or elastomeric pad to be subject to is excessive, the diameter of section is regulated to equal the diameter of damping tube, when inserting paragraph is movable in damping tube, regulate section can stop by damping tube wall because of identical with the diameter of damping tube, this prevents inserting paragraph to the spring in damping tube and the too large impulse force of rubber sheet gasket, reach the object preventing excessive compression damping tube inner spring or elastomeric pad.Inserting paragraph can be controlled insert the degree of depth in damping tube by overlapping pad on inserting paragraph external diameter.The too big bang power alleviating outer barrel and be subject in vertical direction can be reached equally by the material of adjustment damping tube inner spring thickness, height or adjustment rubber sheet gasket, thickness.
Stacker adopts elastomeric material to make, and as rubber, plastics etc., the elastic limit of elastomeric material is greater than maximum centrifugal force suffered by outer barrel and shaking force.Stacker is fixedly formed by bolt or bearing pin by two components, a spherical hollow space 31 is had in the stacker of two component synthesis, spherical hollow space 31 is connected by a hollow passageway 34 with the external world, there is a spacing back-up ring 32 of indent hollow passageway and spherical hollow space junction, the diameter of spacing back-up ring is identical with the diameter of cylinder upper limit step 24, when washing machine is in rollover states or outer barrel is subject to pulling force upwards, limited step on cylinder can snap in the spacing back-up ring on stacker, form the large and relatively-stationary state of lifting surface area between the two, the hollow cavity of stacker and the junction of hollow passageway is prevented to be subject to too large power and to occur breakage or permanent deformation.Spherical hollow space is identical with the shape of slide unit with the shape of hollow passageway, but the diameter of spherical hollow space and hollow passageway is all greater than ball and cylindrical diameter.The diameter of spherical cavity is greater than the diameter of ball, ball can realize slip, movement and rotation slightly in spherical hollow space, to deduct the circumferential centrifugal force that outer barrel is subject to, the operating range of ball is relevant with the gap between hollow passageway and cylinder and the gap between ball and spherical hollow space.The diameter of hollow passageway is greater than cylindrical diameter can make cylinder in hollow passageway, do radial motion by a small margin, to deduct the centrifugal force that a part of outer barrel is subject to.
Two components of this programme stacker are in the following way: as shown in Figure 4,5, two components are divided into upper member 3 and lower member 4, the interface of two components has the hemi-spherical cavities 33 of an indent respectively, 41, hollow passageway 34 is positioned at the hemi-spherical cavities 33 summit place of upper member 3, upper member 3 and lower member 4 are fixed together by modes such as bolt/bearing pin/screw threads, and two hemi-spherical cavities after fixing form a complete spherical hollow space 31.
As shown in Figure 7, two components of stacker can also adopt the mode of left component and the combination of right component, left component and right component are symmetrical structure, the interface of left component and right component there is a semicircular cavities respectively, hollow passageway is divided into two semi-circular recesses, and laying respectively at the semicircular cavities summit place of left component and right component, after left component and right component are fixing, the hemi-spherical cavities on both sides and semi-circular recesses synthesize a complete spherical hollow space and hollow passageway.Compare front a kind of mode, this mode is more suitable for installing slide unit, by in left component or right component, any one is first fixed on washing machine pedestal, again the ball inserted after damping tube is embedded in the semicircular cavities on the left component/right component after fixing, second half component is closed, utilizes bolt, bearing pin to be fixed together by two fasteners simultaneously.
In the structure of above-mentioned two kinds of stackers, directly can open being in the hemi-spherical cavities supporting status on base, after installing another component, recycling bolt, bearing pin are fixed, and this scheme can save a component.
Embodiment 1: small/micro impeller type washing machine of the present invention when mounted, four slip damping device symmetries are arranged between casing of washing machine and outer barrel, first small/micro washing machine is inverted, two symmetric arms on four outer barrel connector connecting support arms are fixed on the relative position of outer barrel by bearing pin, the lower member of four stackers is fixed on base, by the cylinder of four intermediate active parts through inserting in the damping tube of corresponding outer barrel connector after the hollow passageway in stacker upper member, the lower member of stacker and upper member profit are bolted together, again the base of stacker and washing machine is fixed, complete the installation of a washing machine.
Embodiment 2: another mounting means of small/micro impeller type washing machine of the present invention, four slip damping device symmetries are arranged between casing of washing machine and outer barrel, first small/micro washing machine is inverted, two symmetric arms on four outer barrel connector connecting support arms are fixed on the relative position of outer barrel by bearing pin, the left component of four stackers is fixed on base, the cylinder of four intermediate active parts and ball are snapped in left component, again the right component of stacker is anchored on left component, cylinder and ball are trapped among the inside spherical hollow space and hollow passageway in, with bolt, left component and right component are fixed together again, complete the installation of a washing machine.
Claims (10)
1. a slip damping device for small/micro impeller type washing machine, is characterized in that,
Described washing machine comprises casing of washing machine, the outer barrel be arranged in casing of washing machine, interior bucket, power part and base, and power part top connects outer barrel, interior bucket, and bottom is fixed on base, and outer barrel is arranged between casing of washing machine and interior bucket,
Described slip damping device comprises outer barrel connector (1), slide unit (2) and stacker,
Described outer barrel connector (1) comprises connecting support arm (11) and is fixedly connected on the damping tube (12) of connecting support arm one end;
Described slide unit (2) comprises ball (21) and is fixed on the cylinder (23) on ball;
Described stacker is fastened by two components and forms, the hollow passageway (34) forming a spherical hollow space (31) in inside after two components fasten and be connected with spherical hollow space;
In the spherical hollow space that the ball (21) of described slide unit (2) is arranged on stacker (31), the cylinder (23) on ball stretches out in the damping tube (12) that hollow passageway (34) inserts on outer barrel connector (1) afterwards.
2. slide damping device as claimed in claim 1, it is characterized in that, the diameter of described hollow passageway (34) is greater than the diameter of cylinder (23), and the diameter of described spherical hollow space (31) is greater than the diameter of ball (21).
3. slide damping device as claimed in claim 2, it is characterized in that, described cylinder (23) and ball (21) junction limited location step (24), the spherical hollow space (31) in described stacker and hollow passageway (34) junction limited location back-up ring (32).
4. slide damping device as claimed in claim 3, it is characterized in that, the front end of described cylinder (23) is inserting paragraph (22), and the diameter of inserting paragraph (22) is less than the diameter of cylinder (23) and corresponding with the internal diameter of damping tube (12).
5. slide damping device as claimed in claim 1, it is characterized in that, described damping tube is provided with elastomeric element in (12).
6. slide damping device as claimed in claim 5, it is characterized in that, described elastomeric element is spring or rubber blanket.
7. slide damping device as claimed in claim 1, it is characterized in that, two components of described stacker are left component and right component, the semi-circular recesses interface of described left component and right component having respectively a hemi-spherical cavities and communicate with hemi-spherical cavities.
8. slide damping device as claimed in claim 1, it is characterized in that, two components of described stacker are upper member (3) and lower member (4), the interface of upper member and lower member there is respectively a hemi-spherical cavities (33,41), described hollow passageway (34) is positioned at the summit place of upper member hemi-spherical cavities.
9. slide damping device as claimed in claim 7 or 8, and it is characterized in that, described stacker is made up of elastomeric material.
10. slide damping device as claimed in claim 1, it is characterized in that, described connecting support arm (11) is connected the structure of one end for " U " shape with outer barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010247273.8A CN102373600B (en) | 2010-08-06 | 2010-08-06 | A kind of slip damping device of small/micro impeller type washing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010247273.8A CN102373600B (en) | 2010-08-06 | 2010-08-06 | A kind of slip damping device of small/micro impeller type washing machine |
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| Publication Number | Publication Date |
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| CN102373600A CN102373600A (en) | 2012-03-14 |
| CN102373600B true CN102373600B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010247273.8A Active CN102373600B (en) | 2010-08-06 | 2010-08-06 | A kind of slip damping device of small/micro impeller type washing machine |
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| CN108193432B (en) * | 2016-07-12 | 2020-05-26 | 陆可 | Self-balancing structure of laundry spin dryer tube |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1779038A (en) * | 2004-11-26 | 2006-05-31 | 乐金电子(天津)电器有限公司 | Damper connecting structure of drum washer |
| CN101387061A (en) * | 2007-07-30 | 2009-03-18 | Lg电子株式会社 | Suspension apparatus for washing machine |
| CN102345218A (en) * | 2010-08-03 | 2012-02-08 | 海尔集团公司 | Small/micro impeller type washing machine |
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- 2010-08-06 CN CN201010247273.8A patent/CN102373600B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1779038A (en) * | 2004-11-26 | 2006-05-31 | 乐金电子(天津)电器有限公司 | Damper connecting structure of drum washer |
| CN101387061A (en) * | 2007-07-30 | 2009-03-18 | Lg电子株式会社 | Suspension apparatus for washing machine |
| CN102345218A (en) * | 2010-08-03 | 2012-02-08 | 海尔集团公司 | Small/micro impeller type washing machine |
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Effective date of registration: 20160706 Address after: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee after: Qingdao Haier Washing Machine Co., Ltd. Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee before: haier group corporation Patentee before: Qingdao Haier Washing Machine Co., Ltd. |