CN102373600A - Sliding damping device of small/micro impeller type washing machine - Google Patents
Sliding damping device of small/micro impeller type washing machine Download PDFInfo
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- CN102373600A CN102373600A CN2010102472738A CN201010247273A CN102373600A CN 102373600 A CN102373600 A CN 102373600A CN 2010102472738 A CN2010102472738 A CN 2010102472738A CN 201010247273 A CN201010247273 A CN 201010247273A CN 102373600 A CN102373600 A CN 102373600A
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Abstract
The invention discloses a sliding damping device of a small/micro impeller type washing machine, relating to the technical field of washing machines. The sliding damping device comprises a connecting support arm, a damping pipe, a ball, a cylinder and two fasteners which are fixed together, wherein a spherical cavity and a hollow channel are formed inside after the two fasteners are buckled together; the ball is arranged in the spherical cavity; and the cylinder on the ball is inserted into the damping pipe after projecting out of the hollow channel. In the invention, four sliding damping devices are symmetrically arranged between a washing machine base and an outer barrel, so that eccentric force and shock force of an inner barrel on the outer barrel are relieved or eliminated, and damping and fixing effects are achieved. The washing machine is prevented from being collided with the inner barrel and an outer tank body in working and carrying processes. According to the characteristics of small overall volume and light working weight of the small/micro impeller type washing machine in the scheme, the elasticity of an elastic material is fully utilized, eccentric force produced by the inner barrel during full-load working is eliminated, and the distance between the outer barrel and tank body is shortened.
Description
Technical field
The present invention relates to the washing machine field, be specifically related to a kind of small-sized/the outer bucket of miniature pulsator washing machine and the damping device between the casing.
Background technology
People's washing machine used in everyday; Be generally two kinds of impeller-type, drum-types; Drum type washing machine is because working method and pulsator washing machine are different; Therefore two kinds of washing machines adopt different damping modes, and the shock-damping structure of barrel roll laundry machine mainly is to be directed against around designing from rotating the centrifugal force that produces as far as near transverse axis, and general employing rubber shock-absorbing structure or rubber combine the structure of spring to reach the effect of damping.And pulsator washing machine generally adopts the suspension rod shock-damping structure; Utilize four symmetries connecting the suspension rod of the band damping spring of outer bucket; One end of suspension rod hangs on four angles on box house top of wash bucket, and the other end is hung in the outer wall bottom of outer bucket, and damping spring generally is positioned at the suspension rod bottom position.Two suspension rods that the counterparty makes progress; Bucket is when a square neck is oblique outside, and the damping spring of inclination side can shrink, and the damping spring of the side of being tilted can extend; When this frame mode can reduce inside and outside bucket and rotates around vertical pivot, the centrifugal force of generation and the disequilibrium that forms.Suspension rod is when playing damping; Also play the effect of the outer bucket of stay bolt; Adopt this damping modes need guarantee between outer bucket and the casing certain interval is arranged; Could utilize the swing of suspension rod to eliminate the centrifugal force that outer bucket produces when interior bucket rotation, this just makes this type of washing machine volume be difficult for dwindling, and it is bigger to take up an area of the space.And the unfavorable carrying of mode of employing suspension rod damping; Because four suspension rods of suspension rod shock-damping structure are not what fix, but along with the centrifugal force of interior bucket rocks and swings, in case therefore washing machine itself squints, rocks or overturns; Corresponding inclination also can take place in outer bucket; Internally the tank body causes collision, even suspension rod disengaging hitch point, influences the normal use of washing machine.And the hanging rod structure occupation space is bigger, needs other casing fixed support.
In various washing machines; One type of special small-sized/miniature washer that cleans small article is arranged, and small-sized/miniature washer generally adopts the impeller-type working method, usually can carry, lift at ordinary times or in the laundry processes; Moving or upset of all angles can take place in small-sized/miniature washer in this process; If adopt the suspension rod mode, outer bucket casing relatively can often produce collision, influences the normal use of washing machine.Small-sized/miniature washer has strict requirement to volume and capacity, and hanging rod structure must be reserved corresponding swing space, and volume can not further dwindle, also incompatibility small-sized/miniature washer is to the requirement of volume.Therefore, how installing that a kind of volume is little, sound construction and be suitable for the shock-absorption device of small-sized/miniature pulsator washing machine, is the problem that we need solve at present.
Summary of the invention
The volume requirement problem that can not adapt to small-sized/miniature washer for the suspension rod damping device that solves the medium-and-large-sized washing machine of prior art; The present invention provide a kind of simple in structure, take up room little and can realize the slip damping device of small-sized/comprehensive damping of miniature washer; Concrete scheme is following: a kind of small-sized/the slip damping device of miniature pulsator washing machine; It is characterized in that, comprise outer bucket connector, slide unit and stacker
Said outer bucket connector comprises and connects support arm and be fixedly connected on the damping tube that is connected support arm one end;
Said slide unit comprises ball and is fixed on the cylinder on the ball;
Said stacker is fastened by two members and forms, and two members fasten the back and form a spherical hollow space and the hollow passageway that is connected with spherical hollow space in inside;
The ball of said slide unit is installed in the spherical hollow space of stacker, and the cylinder on the ball inserts in the damping tube on the outer bucket connector after stretching out hollow passageway.
Another optimal way of the present invention: the diameter of said hollow passageway is greater than cylindrical diameter, and the diameter of said spherical hollow space is greater than the diameter of ball.
Another optimal way of the present invention: there is limited step said cylinder and ball junction, and there is spacing back-up ring spherical hollow space and hollow passageway junction in the said stacker.
Another optimal way of the present invention: said cylindrical front end is for inserting section, and the diameter that inserts section is less than cylindrical diameter and corresponding with the internal diameter of damping tube.
Another optimal way of the present invention: in the said damping tube elastomeric element is installed.
Another optimal way of the present invention: said elastomeric element is spring or rubber blanket.
Another optimal way of the present invention: two members of said stacker are left fastener and right fastener, the semi-circular recesses that a hemi-spherical cavities is arranged respectively on the interface of said left fastener and right fastener and communicate with hemi-spherical cavities.
Another optimal way of the present invention: two members of said stacker are upper fastener and following fastener, on the interface of upper fastener and following fastener a hemi-spherical cavities are arranged respectively, and said hollow passageway is positioned at the place, summit of upper fastener hemi-spherical cavities.
Another optimal way of the present invention: said stacker is processed by elastomeric material.
Another optimal way of the present invention: said connection support arm is not connected an end with damping tube structure is " U " shape.
Four slip damping devices between the present invention utilizes symmetry to be installed in small-sized/miniature washer base and the outer bucket; Alleviate or eliminate in the external centrifugal force and the shaking force that cause of bucket of bucket; The slip damping device not only plays cushioning effect but also play fixation; Not only save the fixed part of fixing outer bucket, also dwindled the space between interior bucket and the outer bucket greatly.The stacker that utilizes elastomeric material to make; Not only in light weight, and have comprehensive effect of slowing down active force, the diameter of hollow passageway is greater than cylindrical diameter; It is radially movable to make that cylinder can carry out in hollow passageway, utilizes the elasticity of hollow passageway to alleviate a part of centrifugal force.When not using at ordinary times, because the pressure of outer bucket affacts on the ball, the pressure of ball passes on the stacker, and stacker slight deformation can take place and slide unit is had individual fixation, has guaranteed that outer bucket can not rock.Ball in spherical hollow space slip and with the Elastic Contact of stacker, bucket passes to the centrifugal force of outer bucket in can eliminating.The shaking force that the outer bucket of a part receives in vertical direction can eliminated and alleviate to elastomeric element in the damping tube.Outer bucket connector adopts the bearing pin ways of connecting with outer bucket; Make outer bucket be in a kind of maneuvering condition at any time; The motional collision that comprehensive upset causes when having overcome interior bucket laundry, dry the centrifugal force that brings and having carried washing machine; And outer bucket does not have rigidity to fix in the stroke of slip damping device, is at any time in the elastic movement scope.Small-sized/little, lightweight characteristics of miniature pulsator washing machine volume that this device adapts to fully; Make full use of the elastic force of elastomeric material; The centrifugal force that produces when guaranteeing interior barrel of full-load operation is in the elastic limit of elastomeric material, has dwindled the distance between outer bucket and the casing.
Description of drawings
Fig. 1 structural representation of the present invention
Fig. 2 outer bucket connector structural representation of the present invention
Fig. 3 slide unit structural representation of the present invention
The upper member structural representation of Fig. 4 stacker of the present invention
Fig. 5 lower member structural representation of accepting the mansion seat of the present invention
Fig. 6 outer bucket connector of the present invention is connected sketch map with slide unit
The structural representation of the left member of Fig. 7 stacker of the present invention
The specific embodiment
This programme relates to be a kind of small-sized/miniature pulsator washing machine; Comprise casing of washing machine, be installed in the outer bucket in the casing of washing machine, interior bucket, power part and pedestal; Power part top connects outer bucket, interior bucket, and the bottom is fixed on the base, and outer bucket is installed between casing of washing machine and the interior bucket.
As shown in Figure 1, the slip damping device of this programme is installed between the sidewall and base of outer barrel bottom, and the slip damping device is made up of three parts: the outer barrel of connector 1 that is connected with outer bucket, play the slide unit 2 of cushioning effect, the stacker that is connected with base.
As shown in Figure 2; The outer bucket connector of this programme by hollow damping tube 12 be connected support arm 11 and constitute; Damping tube is the hollow pipe of end sealing, and the inside of damping tube 12 can mounting spring or rubber sheet gasket, is used to strengthen damping effect; Also not mounting spring or rubber sheet gasket, but directly utilize the elasticity of stacker to come damping.The other end of damping tube is fixedly connected support arm 11; The other end that connects support arm adopts a bearing pin mode to be connected with outer bucket, and for strengthening bonding strength and balance weighing apparatus, the connection supporting arm front end of this programme is two symmetric arms of separating; Be shaped as " U " shape; Have corresponding 13, two symmetric arms of axis hole on the top of two symmetric arms and be fixed on the lateral wall bottom or the bottom of outer bucket through the bearing pin that passes axis hole, outer bucket connector is that fulcrum can be done swing with the axis hole on vertical outer barrel direction.
Like Fig. 3, shown in 6; Slide unit 2 comprises that a ball 21 and an end are vertically fixed on the cylinder 23 on the ball; Fixed form between cylinder and the ball can adopt modes such as screw thread, welding or casting; There is circle limited step 24 cylinder and ball junction, and the diameter of limited step 24 is greater than the diameter of cylinder 23.The cylinder front end is for inserting section 22; The rear end is for regulating section; Insert the hollow internal diameter of the diameter of section 22 less than damping tube 12, cylindrical this structure can prevent that the pressure that spring or the elastomeric pad in the damping tube receive is excessive, and the diameter of regulating section equals the diameter of damping tube; When the insertion section is movable in damping tube; Regulating section can be because identical with the diameter of damping tube and stopped by the damping tube wall, has so just prevented to insert section to spring in the damping tube and the too big impulse force of rubber sheet gasket, reaches the purpose that prevents excessive compression damping tube inner spring or elastomeric pad.Can control the insertion section through cover pad on inserting the section external diameter and insert the degree of depth in the damping tube.Can reach through material, the thickness of adjustment damping tube inner spring thickness, height or adjustment rubber sheet gasket equally and alleviate the too big bang power that outer bucket receives in vertical direction.
Stacker adopts elastomeric material to make, and like rubber, plastics etc., the elastic limit of elastomeric material is greater than suffered maximum centrifugal force and the shaking force of outer bucket.Stacker is fixedly formed through bolt or bearing pin by two members; In the synthetic stacker of two members a spherical hollow space 31 is arranged; Spherical hollow space 31 is connected through a hollow passageway 34 with extraneous; 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 be in rollover states or outside bucket when receiving pulling force upwards, the limited step on the cylinder can snap in the spacing back-up ring on the stacker; Form a big and relatively-stationary state of lifting surface area between the two, prevent that the hollow cavity of stacker and the junction of hollow passageway from receiving too big power and breakage or permanent deformation occurring.The shape of spherical hollow space and hollow passageway is identical with the shape of slide unit, 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 be realized sliding in spherical hollow space, move and rotation slightly; To deduct the circumferential centrifugal force that outer bucket receives, the operating range of ball is relevant with gap and the gap between ball and the spherical hollow space between hollow passageway and the cylinder.The diameter of hollow passageway can make cylinder in hollow passageway, do radial motion by a small margin greater than cylindrical diameter, to deduct the centrifugal force that the outer bucket of a part receives.
Two members of this programme stacker adopt following mode: like Fig. 4, shown in 5; Two members are divided into upper member 3 and lower member 4; The hemi-spherical cavities 33,34 that an indent is arranged respectively on the interface of two members, hollow passageway 34 are positioned at the place, hemi-spherical cavities 33 summits of upper member 3; Upper member 3 is fixed together through bolt/bearing pin/modes such as screw thread with lower member 4, and two hemi-spherical cavities after fixing are formed a complete spherical hollow space 31.
As shown in Figure 7; The mode that two members of stacker can also adopt left member and right member to combine, left member and right member are symmetrical structure, and a semicircular cavities is arranged respectively on the interface of left member and right member; Hollow passageway is divided into two semi-circular recesses; And laying respectively at the semicircular cavities summit place of left member and right member, after left member and right member were fixing, the hemi-spherical cavities on both sides and semi-circular recesses synthesized a complete spherical hollow space and hollow passageway.A kind of mode before comparing; This mode is more suitable for installing slide unit; With any is fixed on the washing machine pedestal earlier in left member or the right member; To insert ball behind the damping tube again and embed in the semicircular cavities on the left member/right member after fixing, second half member will be closed, and utilize bolt, bearing pin that two fasteners are fixed together simultaneously.
In the structure of above-mentioned two kinds of stackers, can directly open on base being in the hemi-spherical cavities that supports the status, install another member after, utilize bolt again, bearing pin is fixing gets final product, this scheme can be saved a member.
Embodiment 1: of the present invention small-sized/miniature pulsator washing machine when mounted; Four slip damping device symmetries are installed between casing of washing machine and the outer bucket; At first be inverted small-sized/miniature washer; Two symmetric arms that four outer bucket connectors are connected on the support arm are fixed on the relative position of outer bucket through bearing pin; The lower member of four stackers is fixed on the base, inserts in the damping tube of corresponding outer bucket connector after the cylinder of four intermediate active parts is passed the hollow passageway in the stacker upper member, utilize bolt together the lower member and the upper member of stacker; Again the base of stacker and washing machine is fixed, accomplished the installation of a washing machine.
Embodiment 2: of the present invention small-sized/another mounting means of miniature pulsator washing machine; Four slip damping device symmetries are installed between casing of washing machine and the outer bucket; At first be inverted small-sized/miniature washer; Two symmetric arms that four outer bucket connectors are connected on the support arms are fixed on through bearing pin on the relative position of outer bucket, and the left member of four stackers is fixed on the base, and the cylinder and the ball of four intermediate active parts snapped in the left member; Right member with stacker is anchored on the left member again; Cylinder and ball are trapped among in the spherical hollow space and hollow passageway of the inside, with bolt left member and right member are fixed together again, accomplish the installation of a washing machine.
Claims (10)
1. the slip damping device of small-sized/miniature pulsator washing machine is characterized in that, comprises outer bucket connector (1), slide unit (2) and stacker,
Said outer bucket connector (1) comprises and connects support arm (11) and be fixedly connected on the damping tube (12) that is connected support arm one end;
Said slide unit (2) comprises ball (21) and is fixed on the cylinder (23) on the ball;
Said stacker is fastened by two members and forms, and two members fasten the back and form a spherical hollow space (31) and the hollow passageway that is connected with spherical hollow space (34) in inside;
The ball (21) of said slide unit (2) is installed in the spherical hollow space interior (31) of stacker, and the cylinder on the ball (23) stretches out hollow passageway (34) back and inserts in the damping tube (12) on the outer bucket connector (1).
2. slip damping device as claimed in claim 1 is characterized in that, the diameter of said hollow passageway (34) is greater than the diameter of cylinder (23), and the diameter of said spherical hollow space (31) is greater than the diameter of ball (21).
3. slip damping device as claimed in claim 2 is characterized in that, said cylinder (23) has limited step (24) with ball (21) junction, and the spherical hollow space (31) in the said stacker has spacing back-up ring (32) with hollow passageway (34) junction.
4. slip damping device as claimed in claim 3 is characterized in that, the front end of said cylinder (23) is for inserting section (22), and the diameter that inserts section (22) is less than the diameter of cylinder (23) and corresponding with the internal diameter of damping tube (21).
5. slip damping device as claimed in claim 1 is characterized in that, said damping tube is equipped with elastomeric element in (21).
6. slip damping device as claimed in claim 5 is characterized in that, said elastomeric element is spring or rubber blanket.
7. slip damping device as claimed in claim 1; It is characterized in that; Two members of said stacker are left fastener and right fastener, the semi-circular recesses that a hemi-spherical cavities is arranged respectively on the interface of said left fastener and right fastener and communicate with hemi-spherical cavities.
8. slip damping device as claimed in claim 1; It is characterized in that; Two members of said stacker are upper fastener (3) and following fastener (4); On the interface of upper fastener and following fastener a hemi-spherical cavities (33,41) is arranged respectively, said hollow passageway (34) is positioned at the place, summit of upper fastener hemi-spherical cavities.
9. like claim 7 or 8 described slip damping devices, it is characterized in that said stacker is processed by elastomeric material.
10. slip damping device as claimed in claim 1 is characterized in that, said connection support arm (11) is not connected an end with damping tube (12) structure is " U " shape.
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 |
|---|---|
| CN102373600A true CN102373600A (en) | 2012-03-14 |
| CN102373600B CN102373600B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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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| CN (1) | CN102373600B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105970540A (en) * | 2016-07-12 | 2016-09-28 | 福州麦辽自动化设备有限公司 | Self-balancing washing 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
- 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 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105970540A (en) * | 2016-07-12 | 2016-09-28 | 福州麦辽自动化设备有限公司 | Self-balancing washing spin dryer tube |
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| Publication number | Publication date |
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| CN102373600B (en) | 2015-11-25 |
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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. |