CN108221294A - A kind of household electrical appliance footing and household electrical appliance - Google Patents
A kind of household electrical appliance footing and household electrical appliance Download PDFInfo
- Publication number
- CN108221294A CN108221294A CN201611144205.2A CN201611144205A CN108221294A CN 108221294 A CN108221294 A CN 108221294A CN 201611144205 A CN201611144205 A CN 201611144205A CN 108221294 A CN108221294 A CN 108221294A
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- China
- Prior art keywords
- electrical appliance
- household electrical
- sheath
- foot
- wall
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Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/12—Casings; Tubs
- D06F39/125—Supporting arrangements for the casing, e.g. rollers or legs
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
Abstract
The present invention provides a kind of household electrical appliance footing and household electrical appliance, household electrical appliance to be included with footing：Sheath is fixed on the bottom of household electrical appliance；Foot is adjusted, be arranged in sheath and can be moved axially with respect to it；Flexible body component, inner containment have hydraulic medium；The flexible body component includes the flexible concertina portion being arranged in adjustment foot, and the flexible concertina portion stretches under pressure drives adjustment foot axial movement to carry out leveling；Frictional damping component is arranged on sheath and adjusts the vibrations of generation frictional damping attenuation household electrical appliance between foot；And elastic buffer component, the elastic buffer end including being only butted on adjustment foot are used to buffer the vibrations of household electrical appliance.The frictional damping component of the present invention and the hydraulic medium in elastic buffer component cooperation household electrical appliance footing, with better levelling effect, especially for the vibrations during such as laundry machine dehydration, there is the effect for preferably absorbing and adjusting, reduce dewatering vibration and dehydration noise.
Description
Technical field
The present invention relates to household electrical appliance leveling technology fields, and in particular, to a kind of household electrical appliance footing and household electric
Device.
Background technology
Household electrical appliance generally all set levelling device in the bottom of housing, when placing household electrical appliance, by adjusting leveling
Device can reach stable placement status, and after being placed after leveling, levelling device, which can support household electrical appliance, makes it keep stablizing.
By taking washing machine as an example, existing washing machine is typically all to be equipped with bolt footing, bolt in housing or complete machine bottom
Footing include screw rod, nut shim and rubber pad, nut shim can the turn above and below screw rod, screw rod can also be in Housing Base
Screw hole in turn up and down, the length for screwing in by the screw rod of bolt footing the threaded hole of bottom plate realizes the height tune of washing machine
Whole, the footing of most of washing machine rotates to be height-regulating counterclockwise, clockwise turns to reduction height, is adjusting the bolt footing
After height, the nut shim for preventing from loosening is tightened to keep firm.
The footing of above-mentioned washing machine although realizing the leveling of washing machine, needs user to be adjusted manually, if laundry
Machine is conducted oneself with dignity, and larger or installation space is narrow, and user's operation is inconvenience.In addition, shake of the washing machine in the long-term course of work
It is dynamic also to exchange flat foot and act, easily lead to its support failure, the injustice that washing machine is caused to place.
For example, existing general 80Kg of 8KG roller washing machines or so, more heavy, it is extremely inconvenient that consumer is adjusted, even if complete
It cannot guarantee that washing machine is adjusted to optimum state into adjusting, washing machine especially accelerates to 1400r/ in washing by 0r/min
When min or so carries out drying dehydration, washing machine will cause greatly to shake, greatly once unhorizontal or empty leg problem exists
Affect the comfort of consumer.
In addition, vibrations caused by washing machine is uneven may loosen foot-screw, vertically move footing bracket, it is this
Unstability may change the horizontality of washing machine, cause to generate stronger vibrations.This vicious circle to do washing
The time of machine is grown, and noise can become increasing, also result in certain damage in itself to washing machine, shorten using the longevity
Life.
Therefore, the problem of leveling of existing washing machine, which exists, needs manual adjustment, and time-consuming and laborious and precision is poor.
In view of this, it is special to propose the present invention.
Invention content
To solve the above-mentioned problems, the first invention purpose of the invention is to provide a kind of household electrical appliance footing, specifically,
Employ following technical solution：
A kind of household electrical appliance footing, including：
Sheath is fixed on the bottom of household electrical appliance；
Foot is adjusted, be arranged in sheath and can be moved axially with respect to it；
Flexible body component, inner containment have hydraulic medium；
The flexible body component includes the flexible concertina portion being arranged in adjustment foot, and the flexible concertina portion is acted in pressure
Lower flexible drive adjustment foot axial movement carries out leveling；
Frictional damping component is arranged on sheath and adjusts the vibrations of generation frictional damping attenuation household electrical appliance between foot；
And elastic buffer component, the elastic buffer end including being only butted on adjustment foot are used to buffer the shake of household electrical appliance
It is dynamic.
Further, the sheath includes the internal body with hollow channel, what the adjustment foot was axially movable
It is arranged in the hollow channel of body, and the hollow channel of body is stretched out in one end；
The frictional damping component include frictional damping piece, frictional damping piece be fixed on the inner wall of body and/
Or on the outer wall of adjustment foot, the frictional damping face of frictional damping piece fits with the inner wall of outer wall and/or body for adjusting foot；
The elastic buffer component includes the first elastic buffer end and the second elastic buffer end, the first elastic buffer
End only be butted on the body of sheath or flexible body component on, the second elastic buffer end only is butted on adjustment foot on.
Further, the frictional damping piece is surround along the hollow channel inner wall of body and/or the outer wall of adjustment foot
It sets within one week；
Preferably, it in axial direction and/or on the outer wall of adjustment foot is in axial direction set on the inner wall of the body more
Enclose frictional damping piece.
Further, installation groove, friction resistance are set on the inner wall of the body and/or on the outer wall of adjustment foot
Buddhist nun's piece is fixedly mounted in installation groove.
Further, guide and limit slot, the outer wall setting guide and limit of the adjustment foot are set on the inner wall of the body
Block, the guide limiting stopper are limited in guide and limit slot and slide axially along it：
The installation groove is arranged on the inner wall of sheath, perforation or avoids guide and limit slot setting and/or described
Installation groove be arranged on adjustment foot outer wall on perforation or avoid guide limiting stopper setting.
Further, the flexible body component includes oil pressure plate, pressing plate and oil sac, and the opening of oil sac passes through pressing plate for sealing
It is connected to the lower wall of oil pressure plate；
Oil nozzle is set on the oil pressure plate, the lower wall setting of oil pressure plate is used for the oilhole of the hydraulic medium inflow in oil sac,
Setting connection oil nozzle and oilhole oil duct in oil pressure plate；
The oil pressure plate is fixedly mounted in the upper end opening of body, and oil sac is arranged in adjustment foot；
The elastic buffer component is arranged in the hollow channel of body, and the first elastic buffer end is only butted on oil pressure plate
On, the second elastic buffer end is only butted on adjustment foot.
Further, the elastic buffer component is set in the part that hollow channel is stretched out on adjustment foot, and described the
The lower end for being butted on sheath is stopped in one elastic buffer end, and the second elastic buffer end, which is only butted on adjustment foot, stretches out hollow channel
Part end.
Further, the end of the adjustment foot extends to form limit protrusion towards periphery；
The first elastic buffer end is only butted on guide and limit slot, and the second elastic buffer end is only butted on limit convex
On rising.
Further, the elastic buffer component is spring, and the both ends end of spring is smooth structure；
Preferably, the both ends end of the spring carries out doubling-up and polishes processing formation smooth structure.
The second goal of the invention of the present invention is to provide a kind of household electrical appliance, specifically, employs following technical solution：
A kind of household electrical appliance with household electrical appliance footing described above, including housing, the bottom installation of housing is multiple
The household electrical appliance footing, the hydraulic medium that household electrical appliance footing inside is filled can be flowed in household electrical appliance between footing
It is logical to carry out leveling.
When being dehydrated, inner barrel of washing and internal clothing run at high speed household electrical appliance such as washing machine, there is larger centrifugation
Power if clothing spreads unevenness, most probably causes bias, causes the vibrations that washing machine is larger.Washing machine will repeatedly become when shaking
After the power of change passes to the household electrical appliance footing of the present invention, household electrical appliance are with the flowing that hydraulic medium is had between footing, liquid
Pressing flowing of the medium between footing, there are viscosity resistances, and vibration energy damage is carried out to reciprocating motion of the adjustment foot in sheath
Consumption；On the other hand the frictional damping component for being arranged on sheath and adjusting between foot generates frictional damping with the vibrations for washing machine of decaying
Energy.
Movement of the foot in sheath is adjusted during further to reduce dehydration, reducing the whole vibrations of washing machine, realization is washed
The automatic leveling of clothing machine and low vibrations, jacket inner wall circumferential surface and guide and limit slot setting multiple tracks installation groove, inside installation groove
Frictional damping piece is installed.
Therefore, the frictional damping component effective attenuation set in present inventor's electrical appliance footing adjusts foot in sheath
Magnitude of vibrations, but without influence household electrical appliance footing pair is not interfered with to the maximum distance H that is moved in sheath of adjustment foot
The self-leveling maximum magnitude of household electrical appliance.
In addition, setting elastic buffer component in the household electrical appliance footing of the present invention, primarily serve buffering author and use, buffering
Jerk power from household electrical appliance complete machine, elastic buffer component reduce movement of the adjustment foot in sheath, further reduce
The whole magnitude of vibrations of household electrical appliance realizes automatic leveling, the damping noise abatement of household electrical appliance.
In order to reduce vibrations and impact of the household electrical appliance complete machine to all household electrical appliance footing, the elastic buffer component
The energy of vibrations and impact is absorbed, elastic buffer component is energy-storage travelling wave tube in household electrical appliance footing, but is temporarily stored
Come also not all right, also these energy expenditures unfavorable to household electrical appliance footing stability are fallen.
Household electrical appliance with the hydraulic medium in footing can by the household electrical appliance that high-pressure oil pipe is interconnected footing it
Between mutually circulate, between household electrical appliance footing hydraulic medium flow viscous damping, rubbing between high-pressure oil pipe and hydraulic medium
It wipes and the interior friction of the fluid molecule of hydraulic medium just forms the damping force shaken to washing machine, make household electrical appliance and household electrical appliance
Thermal energy is converted into the vibration energy of footing, and is absorbed by hydraulic medium, household electrical appliance footing and high-pressure oil pipe, is then dissipated
Into air.
Jerk power of the elastic buffer component buffering from household electrical appliance complete machine of the present invention, absorbs what is shaken and impact
Energy reduces movement of the adjustment foot in sheath, further reduces the whole magnitude of vibrations of household electrical appliance；And be arranged on sheath and
It adjusts the frictional damping component between foot and generates frictional damping with the vibration energy for washing machine of decaying, accelerate elastic buffer component
Absorb the release of the energy of vibrations and impact.In turn, the frictional damping component effective attenuation set in household electrical appliance footing
Magnitude of vibrations of the foot in sheath is adjusted, so as to reduce the stroke of elastic buffer component, it is reduced and absorbs vibrations and impact
Energy.Therefore, frictional damping component of the invention and the hydraulic medium in elastic buffer component cooperation household electrical appliance footing
, there is better levelling effect, especially for the vibrations during laundry machine dehydration, there is the effect for preferably absorbing and adjusting
Fruit reduces dewatering vibration and dehydration noise.
The household electrical appliance of the present invention effectively realize automatic leveling, reduce the complete machine vibrations of household electrical appliance.
Description of the drawings
The explosive view of Fig. 1 household electrical appliance footing of the embodiment of the present invention；
The dimensional structure diagram of Fig. 2 household electrical appliance footing of the embodiment of the present invention；
The vertical view of Fig. 3 household electrical appliance footing of the embodiment of the present invention；
A-A face partial sectional view of Fig. 4 household electrical appliance of embodiment of the present invention footing along Fig. 3；
B-B face partial sectional view of Fig. 5 household electrical appliance of embodiment of the present invention footing along Fig. 3；
The levelling principle figure of Fig. 6 household electrical appliance footing of the embodiment of the present invention.
Label declaration in attached drawing：100- axially stop block 101- clamp spring 102- limit protrusion 103- hole 200- are soft
Property body component 210- limiting plate 211- position-limited claw 212- limiting plate mounting hole 220- oil pressure plate 221- oil nozzle 222- oil pressure
Protection ring 241- mounting holes on plate mounting hole 230- pressing plate 231- pressing plate mounting holes 232- sealing pressing steps 240-
242- mounting groove 243- chamfering structure 250- oil sacs 251- opening 252- throttling thin footpath 253- ripple structions 300- adjustment
Foot 301- hollow chamber 302- guide limiting stopper 303- cylinder 400- elastomeric pad 500- sheath 501- guide and limit slots
502- limiting slot 503- sheath mounting hole 504- sheath plane 505- annular groove 506- body 507- stopper section 508- oil
Mouth installing port the first recess portions of 509- 510- the second recess portion 600- ground 601- ground pit 700- high-pressure oil pipe 800- households
Electric appliance footing 900- friction dampers 901- the second damper portion 902- the first damper portion 1000- elastic buffer components.
Specific embodiment
A kind of household electrical appliance of the present invention are described in detail with footing and washing machine below in conjunction with the accompanying drawings：
Embodiment one
As Figure 1-Figure 5, the present embodiment provides a kind of household electrical appliance footing by taking washing machine as an example, including：
Sheath 500 is fixed on the bottom of washing machine；
Foot 300 is adjusted, be arranged in sheath 500 and can be moved axially with respect to it；
Flexible body component 200, inner containment has hydraulic medium；
The flexible body component 200 is fixedly connected with sheath 500, including being arranged on the flexible concertina portion adjusted in foot 300,
The flexible concertina portion stretches under pressure drives the adjustment axial movement of foot 300 to carry out leveling；
Frictional damping component 900 is arranged on and frictional damping attenuation washing machine is generated between sheath 500 and adjustment foot 300
Vibrations；
And elastic buffer component 1000, the elastic buffer end including being only butted on adjustment foot 300 are done washing for buffering
The vibrations of machine.
The elastic buffer component 1000 of the present embodiment household electrical appliance footing buffers the jerk from washing machine complete machine
Power absorbs the energy of vibrations and impact, reduces movement of the adjustment foot 300 in sheath 500, further reduces the entirety of washing machine
Magnitude of vibrations；And the generation frictional damping of frictional damping component 900 for being arranged on sheath 500 and adjusting between foot 300 is washed with decaying
The vibration energy of clothing machine accelerates the release that elastic buffer component 1000 absorbs the energy of vibrations and impact.
In turn, adjustment foot 300 exists during 900 effective attenuation of the frictional damping component dehydration set in household electrical appliance footing
Magnitude of vibrations in sheath 500 so as to reduce the stroke of elastic buffer component 1000, reduces it and absorbs what is shaken and impact
Energy.
Therefore, frictional damping component 900 of the invention coordinates with elastic buffer component 1000 in household electrical appliance footing
Hydraulic medium, there is better levelling effect, especially for the vibrations during laundry machine dehydration, have preferably absorb and
The effect of adjusting reduces dewatering vibration and dehydration noise.
Embodiment two
As Figure 1-Figure 5, the present embodiment provides a kind of household electrical appliance footing by taking washing machine as an example, including：
Sheath 500 is fixed on the bottom of washing machine；
Foot 300 is adjusted, be arranged in sheath 500 and can be moved axially with respect to it；
Flexible body component 200, inner containment has hydraulic medium；
The flexible body component 200 is fixedly connected with sheath 500, including being arranged on the flexible concertina portion adjusted in foot 300,
The flexible concertina portion stretches under pressure drives the adjustment axial movement of foot 300 to carry out leveling；
And frictional damping component 900, it is arranged on generation frictional damping between sheath 500 and adjustment foot 300 and is washed with decaying
The vibrations of clothing machine.
During due to laundry machine dehydration, inner barrel of washing and internal clothing run at high speed, and have larger centrifugal force, if clothing dissipates
Cloth is uneven, most probably causes bias, causes the vibrations that washing machine is larger.The power changed repeatedly when shaking is passed to this by washing machine
After the household electrical appliance footing of embodiment, the household electrical appliance flowing that hydraulic medium is had between footing, hydraulic medium is in footing
Between flowing there are viscosity resistance, vibration energy loss is carried out to reciprocating motion of the adjustment foot 300 in sheath 500；It is another
The frictional damping component 900 that aspect is arranged on sheath 500 and adjusts between foot 300 generates frictional damping with the shake for washing machine of decaying
Energy.
Therefore, the household electrical appliance footing originally implemented sets frictional damping component between sheath 500 and adjustment foot 300
900, frequent situation is shaken in the water smoking for washing machine, frictional damping is generated to laundry by frictional damping component 900
Machine carries out damping, and can reduce reciprocating motion of the adjustment foot 300 in sheath 500 to a certain extent, reduces reciprocating motion
Frictional dissipation.
Foot 300 is adjusted during 900 effective attenuation of the frictional damping component dehydration set in the present embodiment household electrical appliance footing
Magnitude of vibrations in sheath 500, but that is, will not on the maximum distance H that is moved in sheath 500 of adjustment foot 300 without influence
Influence self-leveling maximum magnitude of the household electrical appliance footing to washing machine.
Frictional damping component 900 described in the present embodiment has frictional damping face, and frictional damping face is outer with adjustment foot 300
Wall and/or it is bonded setting with the inner wall of sheath 500.Frictional damping face and adjustment of the present embodiment by frictional damping component 900
The outer wall fitting of foot 300 either be bonded with the inner wall of sheath 500 again or simultaneously with the outer wall of adjustment foot 300, sheath 500
Inner wall fits to increase the frictional damping between adjustment foot 300 and sheath 500, and adjustment foot 300 is protecting when effective attenuation is dehydrated
Magnitude of vibrations in set 500.
As a kind of preferred embodiment of the present embodiment, the frictional damping component 900 includes frictional damping piece：
The frictional damping piece is fixed on the inner wall of sheath 500, and the frictional damping face of frictional damping piece is with adjusting
The outer wall of whole foot 300 fits；
And/or the frictional damping piece is fixed on the outer wall of adjustment foot 300, the friction resistance of frictional damping piece
Buddhist nun face and the inner wall of sheath 500 fit；
And/or the frictional damping piece is arranged between sheath 500 and adjustment foot 300, frictional damping piece two sides is rubbed
Outer wall of the damping area respectively with the inner wall of sheath 500, adjustment foot 300 is wiped to fit.
The frictional damping piece of the present embodiment can be integrally fixed on the inner wall of sheath 500, frictional damping face and sheath 500
Inner wall fits；It can also be fixedly disposed on the outer wall of adjustment foot 300, frictional damping face and the inner wall of sheath 500 are affixed
It closes；It can also be and be separately fixed on the inner wall of sheath 500 and on the outer wall of adjustment foot 300 including multi-disc；As long as increase adjustment
The set-up mode of frictional damping between foot 300 and sheath 500 can.
The frictional damping piece of the present embodiment can also be not fixed setting, and frictional damping piece is arranged on sheath 500 and adjustment foot
Between 300, the frictional damping face on frictional damping piece two sides fits respectively with the inner wall of sheath 500, the outer wall for adjusting foot 300,
Also it can increase the frictional damping between adjustment foot 300 and sheath 500.
Therefore, this gives the set-up modes of a variety of frictional damping pieces, according to specific service condition and can make
With requiring to be selected.
The most important function of frictional damping piece described in the present embodiment is to absorb adjustment foot 300 and sheath 500 by rubbing
Between reciprocating motion energy, and can improve sheath 500 with adjust foot 300 safety and reliability.
Frictional damping piece described in the present embodiment makes for frictional damping material, and the material is a kind of macromolecule tri compound
Material is physics and chemical complex.It is by high polymer binder (resin and rubber), reinforcing fiber (organic or inorganic)
It is formed with frictional property regulator three categories composition and other compounding agents, a series of manufactured product through production and processings.Friction
The characteristics of material is that have good friction coefficient and abrasion resistance properties, while has certain heat resistance and mechanical strength.Damage
The factor is consumed at least in 0.01 order of magnitude, and fissipation factor is bigger, and the performance of damping material is better, in the energy that vibrations are lost in the process
Amount is more, and damping effect is better.
Frictional damping piece described in the present embodiment rounds along the inner wall of sheath 500 and/or the outer wall of adjustment foot 300
Setting；In this way, can increase the frictional damping between adjustment foot 300 and sheath 500 in entire circumferential direction, uniform force avoids sending out
Raw unidirectional frictional damping is excessive to cause adjustment foot 300 to tilt.
Movement of the foot 300 in sheath 500 is adjusted during further to reduce dehydration, reducing the whole vibrations of washing machine,
Realize washing machine automatic leveling and low vibrations, described in the present embodiment on the inner wall of sheath 500 in axial direction and/or adjustment foot
Multi-turn frictional damping piece is in axial direction set on 300 outer wall.
In order to realize the fixed installation of frictional damping piece, as a kind of preferred embodiment of the present embodiment, the sheath
Installation groove is set on 500 inner wall and/or on the outer wall of adjustment foot 300, the frictional damping piece is fixedly mounted on installation
In groove.Frictional damping piece is fixedly mounted in installation groove by the present embodiment, the frictional damping face of frictional damping piece after installation
It is concordant with the inner wall surface of sheath 500 or the outer wall surface with adjusting foot 300, adjust the assembling between foot 300 and sheath 500
It is unaffected, and interference will not be generated to the axial movement for adjusting foot 300, it is ensured that household electrical appliance footing levelling function.
The frictional damping piece of the present embodiment can be bonded in the installation groove or the modes such as screw, band
It is fixed.
As a kind of preferred embodiment of the present embodiment, guide and limit slot 501 is set on the inner wall of the sheath 500,
The outer wall setting guide limiting stopper 302 of the adjustment foot 300, the guide limiting stopper 302 are limited in guide and limit slot 501 simultaneously
It slides axially along it.
Installation groove described in the present embodiment is arranged on the inner wall of sheath 500, perforation or avoidance guide and limit slot 501
Setting and/or the installation groove are arranged on perforation or avoidance guide limiting stopper 302 on the outer wall of adjustment foot 300 and set.
Specifically, a kind of set-up mode of the installation groove of the present embodiment, the installation groove are included along sheath 500
Inner wall circumferentially around the first installation groove of setting, the first installation groove includes being located at first recessed in guide and limit slot 501
Portion 509 and the second recess portion 510 communicated on the inner wall of sheath 500 with the first recess portion 509；
The frictional damping piece include with 509 matched first damper portion 902 of the first recess portion and with the second recess portion 510
Matched second damper portion 901.
Another set-up mode of the installation groove of the present embodiment, the installation groove are included along adjustment foot 300
Outer wall is circumferentially around the second installation groove of setting, and the second installation groove is including being located at the third recess portion on guide limiting stopper 302
305 and the 4th recess portion 304 that is communicated with third recess portion 305 on the outer wall of adjustment foot 300；
The frictional damping piece include with 305 matched first damper portion 902 of third recess portion and with the 4th recess portion 304
Matched second damper portion 901.
Another set-up mode of the installation groove of the present embodiment, the installation groove are the inner wall along sheath 500
Circumferentially around the arc groove of setting, arc groove avoids guide and limit slot 501 and sets, and the frictional damping piece is and arc
The arcuate friction damping fin 903 of fit depressions；
And/or the installation groove be along adjustment foot 300 outer wall circumferentially around the arc groove of setting, arc
Groove avoids guide limiting stopper 302 and sets, and the frictional damping piece is and the matched arcuate friction damping fin of arc groove
903。
Another set-up mode of the installation groove of the present embodiment, the guide limiting stopper 302 are arranged on adjustment foot 300
Outer wall up/down portion, the installation groove be along adjustment foot 300 outer wall lower/upper portion circumferentially around setting ring
Connected in star 306, the frictional damping piece are and 306 matched annular friction damping fin of annular groove.
Above-mentioned several embodiments can select a selection and use the either a variety of or use that all combines.
Movement of the adjustment foot 300 in sheath 500, reduces the whole of washing machine when preferably, for further reduction dehydration
Body shakes, and realizes the automatic leveling of washing machine and low vibrations, 500 inner wall circumferential surface of sheath and/or adjusts the outer wall circumferential surface of foot 300 and sets
Multiple tracks installation groove is put, frictional damping piece is installed inside installation groove.
The present embodiment considers the limit installation structure between adjustment foot 300 and sheath 500, realizes increase adjustment foot
300 with 500 entire circumferential direction of sheath on frictional damping.
Embodiment three
As Figure 1-Figure 5, the present embodiment provides a kind of household electrical appliance footing by taking washing machine as an example, including：
Sheath 500 is fixed on the bottom of washing machine；
Foot 300 is adjusted, be arranged in sheath 500 and can be moved axially with respect to it；
Flexible body component 200, inner containment has hydraulic medium；
The flexible body component 200 is fixedly connected with sheath 500, including being arranged on the flexible concertina portion adjusted in foot 300,
The flexible concertina portion stretches under pressure drives the adjustment axial movement of foot 300 to carry out leveling；
And elastic buffer component 1000, the elastic buffer end including being only butted on adjustment foot 300 are done washing for buffering
The vibrations of machine.
Elastic buffer component 1000 in the household electrical appliance footing of the present embodiment is set, buffering author is primarily served and uses, delay
Bring the jerk power from washing machine complete machine.For washing machine when being dehydrated, elastic buffer component 1000 reduces adjustment foot 300
Movement in sheath 500 further reduces the whole magnitude of vibrations of washing machine, realizes the automatic leveling of washing machine and low shake
It is dynamic.
In order to reduce vibrations and impact of the washing machine complete machine to all household electrical appliance footing, the elastic buffer component
1000 absorb the energy of vibrations and impact, and elastic buffer component 1000 is energy-storage travelling wave tube in household electrical appliance footing, but temporarily
When, stores also not all right, and also these energy expenditures unfavorable to household electrical appliance footing stability are fallen.
Household electrical appliance can be in the household electrical appliance footing being interconnected by high-pressure oil pipe 700 with the hydraulic medium in footing
Between mutually circulate, between household electrical appliance footing hydraulic medium flow viscous damping, between high-pressure oil pipe 700 and hydraulic medium
Friction and hydraulic medium fluid molecule in friction just form the damping force that is shaken to washing machine, make washing machine and household electric
The vibration energy of device footing is converted into thermal energy, and is absorbed by hydraulic medium, household electrical appliance footing and high-pressure oil pipe 700,
Then it is scattered in air.
As a kind of preferred embodiment of the present embodiment, the sheath 500 includes the internal set with hollow channel
Body 506, what the adjustment foot 300 was axially movable is arranged in the hollow channel of body 506, and body 506 is stretched out in one end
Hollow channel.
The elastic buffer component 1000 is arranged in the hollow channel of body 506, including the first elastic buffer end
With the second elastic buffer end, the first elastic buffer end is only butted on the body 506 of sheath 500 or flexible body component 200
On, the second elastic buffer end is only butted on adjustment foot 300.
A kind of installation embodiment of the elastic buffer component 1000 of the present embodiment, the flexible body component 200 include
Oil pressure plate 220, pressing plate 230 and oil sac 250, the opening of oil sac 250 are sealedly connected on the lower wall of oil pressure plate 220 by pressing plate 230；
Oil nozzle 221 is set on the oil pressure plate 220, and the lower wall setting of oil pressure plate 220 is for the hydraulic medium in oil sac 250
The oilhole of inflow, the interior setting connection oil nozzle 221 of oil pressure plate 220 and oilhole oil duct；
The oil pressure plate 220 is fixedly mounted in the upper end opening of body 506, and oil sac 250 is arranged in adjustment foot 300；
First elastic buffer end of the elastic buffer component 1000 is only butted on oil pressure plate 220, the second elastic buffer
End is only butted on adjustment foot 300.
Specifically, the elastic buffer component 1000 is spring, and the lower wall for being butted on oil pressure plate 220 is stopped in the upper end of spring
On, the upper end for being butted on adjustment foot 300 is stopped in the lower end of spring.
Further, the inner wall circumferential surface setting of the hollow channel of spring cooperation body 506, in this way can be to spring
It is flexible to be limited, avoid spring in telescopic process distortion action on oil sac 250, making oil sac 250 damaged.
Further, the both ends end of the spring is smooth structure；Preferably, the both ends end of the spring into
Row doubling-up and polish processing formed smooth structure；It may be such that spring installation in this way and using reliable.
Another installation embodiment of the elastic buffer component 1000 of the present embodiment, the elastic buffer component 1000
The outside of adjustment foot 300 is set in, including the first elastic buffer end and the second elastic buffer end；First elasticity is slow
It rushes end to be only butted on sheath 500, the second elastic buffer end is only butted on adjustment foot 300.This mounting means is slow by elasticity
The outside that element 1000 is set in adjustment foot 300 is rushed, the structure in adjustment foot 300 is avoided without considering, more simple side is installed
Just.
Further, the sheath 500 includes the internal body 506 with hollow channel, and the adjustment foot 300 can axis
It is arranged in the hollow channel of body 506 to mobile, and the hollow channel of body 506 is stretched out in one end；
The elastic buffer component 1000 be set in adjustment foot 300 on stretch out hollow channel part, described first
Elastic buffer end, which is stopped, is butted on the lower end of sheath 500, the second elastic buffer end be only butted on adjustment foot 300 stretch out it is hollow
The end of the part of channel.
Further, guide and limit slot 501, the outer wall setting of the adjustment foot 300 are set on the inner wall of the sheath 500
Guide limiting stopper 302, the guide limiting stopper 302 are limited in guide and limit slot 501 and slide axially along it；The adjustment foot
300 end extends to form limit protrusion towards periphery；The first elastic buffer end is only butted on guide and limit slot 501
On, the second elastic buffer end is only butted on limit protrusion.
Example IV
As shown in Figs. 1-5, the present embodiment provides a kind of household electrical appliance footing by taking washing machine as an example, including：
Sheath 500；
Foot 300 is adjusted, be arranged in sheath 500 and can be moved axially with respect to it；
And flexible body component 200, it is arranged in adjustment foot 300 to accommodate hydraulic medium；
One end of the flexible body component 200 is mounted in sheath 500, and the other end is to act on adjustment foot 300
Expansion end；
The expansion end of the flexible body component 200 stretches under the action of hydraulic medium drives adjustment foot 300 is axial to move
It is dynamic to realize automatic leveling.
The present embodiment household electrical appliance are arranged on footing on four angles of bottom plate of washing machine or equal along bottom plate circumferencial direction
Even setting at least four, at least two are interconnected in the household electrical appliance footing：When the ground residing for washing machine not usually,
Cause each household electrical appliance footing stress different, the hydraulic medium in interconnected household electrical appliance footing is by stress big
Flow to that stress is small, with the circulation of hydraulic medium, flexible body component 200 stretches, and it is axial to be further driven to adjustment foot 300
It is mobile to realize automatic leveling.
It is interconnected between the household electrical appliance footing of the present embodiment so that the hydraulic medium inside household electrical appliance footing
It can be connected in household electrical appliance between footing, when one of household electrical appliance footing forced compression, hydraulic medium
Another household electrical appliance footing communicated therewith is circulated to, hydraulic medium increases in another household electrical appliance footing, pressure
Increase makes its stretching, to ensure enough support forces.
Flexible body component 200 is mounted in sheath 500 the household electrical appliance footing of the present embodiment, avoids flexible body
Component 200 damages, and can ensure the stability that flexible body component 200 works in this way.
In addition, the household electrical appliance with automatic flat-adjustable function of the present embodiment are efficient, simple and convenient with footing assembling, and
Stressed member (such as sheath 500) can be used metal plate make zinc alloy casting or using high performance engineering plastics such as PPS, PI,
The injections such as PEEK, reliability are high.
The household electrical appliance of the present embodiment footing provides a kind of structure of optimization, and assembling is simple, is easily installed, and as far as possible
Flexible body component 200 is avoided to be damaged, to ensure the overall stability of household electrical appliance footing, prolong the service life.
Specifically, the sheath 500 described in the present embodiment includes the internal body 506 with hollow channel, the adjustment foot
300 it is axially slidable be arranged in the hollow channel of body 506, and one end stretch out body 506 hollow channel, for ground
Face contacts, and can be slid axially under hydraulic medium effect according to ground highland and realize automatic leveling.
The one end open of body 506 described in the present embodiment extends to form sheath plane 504 to the outer side flanging of hollow channel,
Sheath plane 504 is fixedly connected with the bottom plate patch merga pass connector of washing machine.The body 506 of the present embodiment is put down by sheath
Face 504 is fixedly mounted on the bottom plate of washing machine, and flexible body component 200 is arranged on sheath 500, in this way, sheath 500 and bottom plate
It interacts, and flexible body component 200 is not subject to the active force of washing machine, only stretches under the action of hydraulic medium, protects
Demonstrate,prove the stability of its work.
The body 506 of the present embodiment is cylindrical structure, and there is certain length to coordinate with adjustment foot 300, be at least wrapped in tune
A part for whole foot 300.
There is punching press to be integrally formed turnup structure on 506 top of body of the present embodiment, form sheath plane 504.Sheath is put down
There is sheath mounting hole 503 on face 504, so can by sheath 500 or even entire household electrical appliance footing by screw or
Bolt is tightly securely on the bottom plate of washing machine.
Preferably, the sheath 500 of the present embodiment can select plastics integrated injection molding, aluminium alloy compression casting etc., preferably metal plate
Golden punching press makes.
Flexible body component 200 described in the present embodiment includes oil pressure plate 220, pressing plate 230 and oil sac 250, and oil sac 250 is opened
Mouth is sealedly connected on the lower wall of oil pressure plate 220 by pressing plate 230.
The side setting oil nozzle 221 of the oil pressure plate 220 of the present embodiment, the lower wall setting of oil pressure plate 220 is in oil sac 250
The oilhole that flows into of hydraulic medium, setting connection oil nozzle 221 and oilhole oil duct in oil pressure plate 220.
Oil pressure plate 220 described in the present embodiment is mounted in 504 one end of sheath plane of body 506, and oil sac 250 is arranged on
It is contacted in sheath 500 and with its inner wall.
220 integrated injection molding of oil pressure plate of the present embodiment or the component of die cast have at least two oil nozzles above
221, for being interconnected between household electrical appliance footing so that hydraulic medium is transmitted in household electrical appliance between footing.
220 centre position of oil pressure plate of the present embodiment has oilhole, and inside has oil duct, it is ensured that the liquid inside oil sac 250
Pressure medium can flow to oil nozzle 221, and then can realize the hydraulic pressure of multiple household electrical appliance footing by the oilhole through oil duct
Medium realizes automatic leveling according to the free-flowing of the size of pressure.
Hydraulic medium is contained in the oil sac 250 of the present embodiment, oil pressure plate 220 is used for the sealing of the hydraulic medium of oil sac 250
And the hydraulic medium in oil sac 250 is made to be flowed out/be flowed by the oil nozzle 221 of oil pressure plate 220, pressing plate 230 is used to ensure oil sac 250
Sealed connection between opening and oil pressure plate 220 avoids occurring the leakage of hydraulic medium.
The oil sac 250 of the flexible body component 200 of the present embodiment is retractable structure made of flexible material, preferably soft
Property material have elasticity, can realize deformation restore.And oil pressure plate 220 is integrated the component of injection or die cast, therefore,
It only needs oil pressure plate 220 being mounted in body 506, you can realize the limit installation of flexible body component 200.
The present embodiment is in order to realize the limit installation of flexible body component 200, it is usually required mainly for limits the week of flexible body component 200
To rotational motion and axial play up and down.In order to which limit flexible body component 200 circumferentially rotates movement, specifically：
The flexible body component 200 of the present embodiment further includes limiting plate 210, and limiting plate 210 includes the limit of multiple protrusion settings
Position pawl 211, the body 506 set the limiting slot 502 for coordinating limiting with it；The limiting plate 210,220 and of oil pressure plate
Pressing plate 230 is fixedly connected, and circumferentially rotating in adjustment foot 300 is arranged on to limit flexible body component 200.
The flexible body component 200 of the present embodiment passes through the position-limited claw 211 of limiting plate 210 and 502 phase of limiting slot of body 506
Cooperation so that flexible body component 200 can not be circumferentially rotated.
The position-limited claw 211 of the limiting plate 210 of the present embodiment is including multiple, according to the concrete structure of oil pressure plate 220 and installation
It is configured.
Specifically, the opening for opening up the stretching of oil nozzle 221 for oil pressure plate 220 of the body 506, therefore, can work as and set
The position of the opening need to be considered when putting position-limited claw 211, avoids the opening, to ensure to be mounted.
The limiting plate 210 of the present embodiment has limiting plate mounting hole 212, and oil pressure plate 220 has oil pressure plate mounting hole 222,
Pressing plate 230 has pressing plate mounting hole 231, can be by screw or bolt by pressing plate 230, oil pressure plate 220, and limiting plate 210 is tight
It fastens together.
The sheath 500 of the present embodiment is mounted on the bottom plate of washing machine, and oil pressure plate 220 is fastened on limiting plate 210, limit limiting
Plate is all limited about 210, least significant end of the lower part for the limiting slot 502 of sheath 500, and position-limited claw 211 and limiting slot 502 are at least
So that limiting plate 210 has stress supporting point in a circumferential direction, i.e. position-limited claw 211 and limiting slot 502 along the circumferential direction to the greatest extent may be used
Energy is uniformly distributed.
Preferably, limiting plate 210 is made of metal plate punching, simple at low cost.
The present embodiment household electrical appliance footing circumferentially rotates movement in order to limit flexible body component 200, specifically：
The present embodiment household electrical appliance further include axially stop block 100 with footing, and axially stop block 100 is set to sheath
In 500, the side of axially stop block 100 is limited in the bottom plate of washing machine, and opposite side acts on flexible body component 200 for limiting
Its fixed axial movement.
The present embodiment limits the axial movement of flexible body component 200 by axially stop block, and then ensures soft
The steady operation of property body component 200.
As a kind of preferred embodiment of the present embodiment, the axially stop block is the annular snap with a gap
Spring 101,500 inner wall of sheath setting annular groove 505, the clamp spring 101 are arranged in annular groove 505 and positioned at described
On the limiting plate 210 of flexible body component 200.It is simple and convenient and at low cost using 101 installing and dismounting of clamp spring.500 inner wall of sheath
Setting annular groove 505 can effectively limit clamp spring 101, it is ensured that the stability that clamp spring 101 is installed.
The present embodiment has annular groove 505 on 500 inner periphery of sheath, can be punching press, preferably machines one
Annular groove 505.After sheath 500 is mounted with limiting plate 210, top clamp spring 101 is installed.After clamp spring 101 is installed, limiting plate 210
It no longer moves up and down.
Further, the limit protrusion 102 of the upper surface setting protrusion setting of clamp spring 101 described in the present embodiment, protrusion 102
Axial limiting effect can be further functioned as when axial float occurs for clamp spring 100.The clamp spring 101 has limit protrusion 102, just
In uniform force.
Further, setting is used for the hole 103 of tool operation on clamp spring 100 described in the present embodiment.The clamp spring 101 has
Hole 103 is installed convenient for tool.
Oil sac 250 described in the present embodiment includes telescopic ripple struction 253, throttling thin footpath 252 and opening 251, section
Stream thin footpath 252 is connected with ripple struction 253, and opening 251 is located at the end of throttling thin footpath 252.
Flexible body component 200 further includes protection ring 240, and upper 240 center of protection ring has to be passed through for the thin footpath 252 that throttles
Mounting hole 241, upper protection ring 240 have mounting groove 242, mounting groove 242 one end open perforation mounting hole 241, the other end
It is opened on the side wall of protection ring 240.
Throttling thin footpath 252 is entered by mounting groove 242 in mounting hole 241.
The lower surface of upper protection ring 240 have with 250 matched binding face of oil sac, prevent under high pressure, oil sac 250 is upward
Portion squeezes damaged.
The centre of upper protection ring 240 has mounting hole 241, and with 242 structure of mounting groove, the external tool of mounting groove 242
There is chamfering structure 243 so that 252 position of throttling thin footpath of oil sac 250 is more easily installed in the mounting hole 241 of upper protection ring.
Mounting hole 241 can ensure intensity at throttling thin footpath 252, avoid breakage, prevent from deforming herein, it is ensured that oil sac 250
Throttling thin footpath 252 it is always on, so as to ensure the work validity of household electrical appliance footing.
Upper protection ring is consistent with oil sac shape with oil sac contact portion.
Upper protection ring with adjustment foot cavity structure formed a space more sealed, inside place oil sac by this two
A component protection effectively prevent oil sac swelling fracture or damage.
Oil sac 250 has opening 251, throttling thin footpath 252 and ripple struction 253, inner containment liquid medium, it is preferable that
The hydraulic medium is hydraulic oil.
Elastomeric material of the material of oil sac 250 for oil resistant, such as nitrile rubber, acrylic rubber, silica gel.
Since oil sac 250 is in the working condition of upper and lower compressing and stretching, to improve its reliability and service life, oil sac 250 is led
Body is arranged to ripple struction 253.
Oil sac 250 is all bonded with the space of adjustment foot 300, upper protection ring 240, only in 253 position of ripple struction
There is certain gap.
The household electrical appliance of the present embodiment are mounted flexible body component 200 with footing, primarily to avoiding
Unstability caused by household electrical appliance are rotated with footing during automatic leveling.Therefore, further, the household electric of the present embodiment
Device is also defined the movement for adjusting foot with footing, it is made only to move up and down without rotating, to ensure leveling
The stabilization of process, specifically：
Guide and limit slot 501 is set on the inner wall of the sheath 500 of the present embodiment, and the outer wall setting of the adjustment foot 300 is led
To limited block 302, the guide limiting stopper 302 is limited in guide and limit slot 501 and slides axially along it.
Sheath 500 has guide and limit slot 501 so that adjustment foot 300 can only move up and down inside sheath 500, it is not possible to
Circle rotation avoids adjustment foot 300 and is rotated in sheath 500.501 bottommost of limition orientation slot has stopper section 507,
Limited block 302 with adjusting 300 circumferential protrusion of foot coordinates, and prevents adjustment foot 300 by coming off in sheath 500.
The bottom wall outer of the sheath 500 of the present embodiment sets elastomeric pad 400, sets and adds on the bottom wall of the sheath 500
Strong fitting groove, the upper surface setting of elastomeric pad 400 are bonded muscle 401, elastomeric pad 400 with strengthening the matched reinforcement of fitting groove
Lower surface setting unit be recessed to be formed damping muscle 402.
Preferably, the elastomeric pad 400 is rubber sheet gasket.Foot 300 is adjusted with rubber sheet gasket to increase bonding strength,
300 bottom of adjustment foot is provided with reinforcement fitting groove, has on rubber sheet gasket and strengthens fitting muscle 401, preferred rubber integrated injection molding
On the adjustment foot 300.The place that the rubber sheet gasket is contacted with ground has been preferable to provide the pattern of some recess, is formed
Damping muscle 401, increases footing and bottom surface frictional damping, prevents washing machine due to displacement caused by vibrations.
The present embodiment further relates to a kind of assembly method of household electrical appliance footing：
On the basis of sheath 500
1) the adjustment foot 300 with rubber sheet gasket is put by 500 upper end opening of sheath.
Note that the guide limiting stopper 302 and the guide and limit slot 501 of sheath 500 of adjustment foot 300 have to coordinate.
2) upper protection ring 240 will be installed at the throttling thin footpath 252 of oil sac 250, the opening of oil sac 250 is inserted into oil pressure plate
220 lug boss is placed at seal groove, and pressing plate 230 is pushed down to the opening of oil sac 250, and limiting is passed through by screw or bolt
Plate mounting hole 212, oil pressure plate mounting hole 222 and pressing plate mounting hole 231, so by oil sac 250, upper protection ring 240, pressing plate 230,
Oil pressure plate 220 and limiting plate 210 form flexible body component 200.Flexible body component 200 is put into the hollow chamber of adjustment foot 300
In 301.
3) limiting plate 210 of flexible body component 200 is mounted in sheath 500, and the lower part of limiting plate 210 is by limiting slot 502
Limitation, circumference are limited by position-limited claw 211 and limiting slot 502.
4) clamp spring 101 is placed in the annular groove 505 of sheath 500, flexible body component is about 200, all opposite shield of circumferencial direction
Set 500 no longer moves, and is fixed together.
It is completed, packaging efficiency is high, simple and convenient, and stressed member all makes for metal plate, has high reliability.
The present embodiment provides a kind of washing machine with above-mentioned household electrical appliance footing simultaneously, including housing, housing
The multiple household electrical appliance footing of bottom installation, the hydraulic medium filled inside household electrical appliance footing can be in household electric
Leveling is realized in circulation between device footing.
The washing machine default setting of the present embodiment is preferably the highly consistent of four household electrical appliance footing, washing machine with
Machine is placed on the bottom surface of an out-of-flatness, and four household electrical appliance can bear different pressures with footing according to the uneven situation of bottom surface
Power, the length for then adjusting the press-in sheath of foot is different, and then realizes the automatic leveling of washing machine.
Need be to above-described embodiment further explanation：
1st, unicom or three or even more, quantity N >=2, preferably two two-by-two of the footing in the embodiment of the present invention
A, cost is minimum, and can realize preferable effect.
Connect four footing respectively using four ports of communication apparatus 15 in the embodiment of the present invention, can with reasoning to be
Have three, five, six using one, the communication apparatus 15 of N number of port, the port connects three, five, six respectively, N number of footing.
Above-described embodiment is only that by the case of the function with most suitable 4, with the control of cost of implementation to minimum.
2nd, the embodiment of the present invention elaborates that the present invention realizes the self-leveling original of roller washing machine by taking roller washing machine as an example
Reason and method, can be easy to associate is that present invention can apply to rotary drum washing machines.
3rd, the embodiment of the present invention elaborates that the present invention realizes the self-leveling principle of washing machine and side by taking washing machine as an example
Method, can be easy to associate is that present invention can apply on the household electrical appliance such as refrigerator, refrigerator-freezer, dish-washing machine.
Embodiment five
As shown in fig. 6, specifically solving levelling principle, after washing machine is installed, since ground 600 is uneven, cause different
The level height of household electrical appliance footing 800 is different, and the household electrical appliance at ground pit 601 are low with 800 position of footing.By
This is it is appreciated that position eminence household electrical appliance footing 800 is first subject to the weight of washing machine, and the gravity born
Greatly, the low household electrical appliance footing 800 in position due to empty leg or the gravity born it is small.
The adjustment foot 300 of position eminence household electrical appliance footing 800 will move up under big pressure, the height of entire footing
Become smaller make full of hydraulic oil oil sac 250 hollow chamber volume compression reduce, hydraulic oil is forced to enter throttle orifice or valve
Hole by the way that in 700 in-position lower footing of high-pressure oil pipe, the hydraulic oil for making the oil sac 250 of position lower footing is more and more,
So that oil sac 250 expands against adjustment foot 300 and extends.
When position eminence footing is identical with the hydraulic pressure of position lower footing, hydraulic oil is no longer flowed by high-pressure oil pipe 700, is adjusted
The relative position of whole foot and bottom plate of washing machine no longer changes, and completes the adjust automatically of household electrical appliance footing.
During washing of drum type washing machine or drying, since hydraulic oil can also slowly flow self-level(l)ing, washing machine
Vibrating noise substantially reduces.
The high-pressure oil pipe 700 of the embodiment of the present invention is connected on the oil nozzle 221 of household electrical appliance footing 800.
Embodiment six
Present embodiments provide a kind of washing machine with the household electrical appliance footing as described in above-mentioned any one embodiment, packet
Housing, the multiple household electrical appliance footing 800 of bottom installation of housing are included, household electrical appliance are filled with 800 inside of footing
Hydraulic medium can carry out leveling in household electrical appliance with circulation between footing 800.
The various embodiments described above of the present invention can individually be implemented, and also can multiple embodiments be combined implementation.
In addition, the present invention household electrical appliance with footing apply also in addition to washing machine such as refrigerator, refrigerator, air conditioning chamber
The household electrical appliance such as interior machine.
The above is only presently preferred embodiments of the present invention, not makees limitation in any form to the present invention, though
So the present invention is disclosed above with preferred embodiment, however is not limited to the present invention, any technology people for being familiar with this patent
Member without departing from the scope of the present invention, when the technology contents using above-mentioned prompting make it is a little change or be modified to
The equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, technical spirit pair according to the present invention
Any simple modification, equivalent change and modification that above example is made, in the range of still falling within the present invention program.
Claims (10)
1. a kind of household electrical appliance footing, which is characterized in that including：
Sheath is fixed on the bottom of household electrical appliance；
Foot is adjusted, be arranged in sheath and can be moved axially with respect to it；
Flexible body component, inner containment have hydraulic medium；
The flexible body component includes the flexible concertina portion being arranged in adjustment foot, and the flexible concertina portion is stretched under pressure
Contracting drives adjustment foot axial movement to carry out leveling；
Frictional damping component is arranged on sheath and adjusts the vibrations of generation frictional damping attenuation household electrical appliance between foot；
And elastic buffer component, the elastic buffer end including being only butted on adjustment foot are used to buffer the vibrations of household electrical appliance.
2. a kind of household electrical appliance footing according to claim 1, which is characterized in that the sheath has including inside
The body of hollow channel, what the adjustment foot was axially movable is arranged in the hollow channel of body, and body is stretched out in one end
Hollow channel；
The frictional damping component includes frictional damping piece, and frictional damping piece is fixed on the inner wall of body and/or adjusts
On the outer wall of whole foot, the frictional damping face of frictional damping piece fits with the inner wall of outer wall and/or body for adjusting foot；
The elastic buffer component includes the first elastic buffer end and the second elastic buffer end, the first elastic buffer end
It is only butted on the body of sheath or on flexible body component, the second elastic buffer end is only butted on adjustment foot.
3. a kind of household electrical appliance footing according to claim 2, which is characterized in that the frictional damping piece is along set
It the hollow channel inner wall of body and/or adjusts the outer wall of foot and rounds setting；
Preferably, in axial direction and/or on the outer wall of adjustment foot in axial direction multi-turn is set to rub on the inner wall of the body
Wipe damping fin.
4. a kind of household electrical appliance footing according to Claims 2 or 3, which is characterized in that on the inner wall of the body and/
Or installation groove is set on the outer wall of adjustment foot, the frictional damping piece is fixedly mounted in installation groove.
5. a kind of household electrical appliance footing according to claim 4, which is characterized in that setting is led on the inner wall of the body
To limiting slot, the outer wall setting guide limiting stopper of the adjustment foot, the guide limiting stopper is limited in guide and limit slot and edge
It slides axially：
The installation groove is arranged on the inner wall of sheath, penetrates through or avoid the setting of guide and limit slot and/or the peace
Dress groove is arranged on perforation on the outer wall of adjustment foot or avoids guide limiting stopper setting.
A kind of 6. household electrical appliance footing according to claim 2-5 any one, which is characterized in that the flexible body
Component includes oil pressure plate, pressing plate and oil sac, and the opening of oil sac is connected to the lower wall of oil pressure plate by pressing plate for sealing；
Oil nozzle is set on the oil pressure plate, and the lower wall setting of oil pressure plate is for the oilhole of the hydraulic medium inflow in oil sac, oil pressure
Setting connection oil nozzle and oilhole oil duct in plate；
The oil pressure plate is fixedly mounted in the upper end opening of body, and oil sac is arranged in adjustment foot；
The elastic buffer component is arranged in the hollow channel of body, and the first elastic buffer end is only butted on oil pressure plate, the
Two elastic buffer ends are only butted on adjustment foot.
7. a kind of household electrical appliance footing according to claim 2-5 any one, which is characterized in that the elasticity is delayed
It rushes element and is set in the part that hollow channel is stretched out on adjustment foot, the lower end for being butted on sheath is stopped in the first elastic buffer end
The end for being butted on the part that hollow channel is stretched out on adjustment foot is stopped in end, the second elastic buffer end.
8. a kind of household electrical appliance footing according to claim 7, which is characterized in that the end of the adjustment foot is outside
Week extends to form limit protrusion；
The first elastic buffer end is only butted on guide and limit slot, and the second elastic buffer end is only butted on limit protrusion
On.
9. a kind of household electrical appliance footing according to any one of claims 1 to 8, which is characterized in that the elasticity is delayed
Element is rushed as spring, the both ends end of spring is smooth structure；
Preferably, the both ends end of the spring carries out doubling-up and polishes processing formation smooth structure.
10. a kind of household electrical appliance with the household electrical appliance footing as described in claim 1-9 any one, which is characterized in that
Including housing, the multiple household electrical appliance footing of bottom installation of housing, the hydraulic pressure that household electrical appliance footing inside is filled
Medium can carry out leveling in household electrical appliance with circulation between footing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611144205.2A CN108221294B (en) | 2016-12-13 | 2016-12-13 | Footing for household appliance and household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611144205.2A CN108221294B (en) | 2016-12-13 | 2016-12-13 | Footing for household appliance and household appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108221294A true CN108221294A (en) | 2018-06-29 |
| CN108221294B CN108221294B (en) | 2020-11-03 |
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ID=62638030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611144205.2A Active CN108221294B (en) | 2016-12-13 | 2016-12-13 | Footing for household appliance and household appliance |
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| Country | Link |
|---|---|
| CN (1) | CN108221294B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111020990A (en) * | 2019-11-13 | 2020-04-17 | 重庆海尔滚筒洗衣机有限公司 | Noise-reducing footing and washing equipment |
| CN113532008A (en) * | 2021-07-23 | 2021-10-22 | 长虹美菱股份有限公司 | Footing assembly and refrigerator |
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| EP0544175A1 (en) * | 1991-11-27 | 1993-06-02 | YMOS AKTIENGESELLSCHAFT Industrieprodukte | Machine base |
| CN1731922A (en) * | 2004-08-06 | 2006-02-08 | 乐金电子(天津)电器有限公司 | Leg assembly of household appliance products |
| CN101070941A (en) * | 2006-05-11 | 2007-11-14 | 惠而浦股份有限公司 | Self-leveling foot for an appliance |
| KR20120060688A (en) * | 2010-12-02 | 2012-06-12 | 엘지전자 주식회사 | Leg assembly of washing machine |
| CN202273110U (en) * | 2011-09-26 | 2012-06-13 | 南京乐金熊猫电器有限公司 | Automatically adjusting bottom foot and washing machine using same |
| CN105755757A (en) * | 2016-04-13 | 2016-07-13 | 青岛海尔洗衣机有限公司 | Washing machine feet with automatic levelling function and washing machine |
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2016
- 2016-12-13 CN CN201611144205.2A patent/CN108221294B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0544175A1 (en) * | 1991-11-27 | 1993-06-02 | YMOS AKTIENGESELLSCHAFT Industrieprodukte | Machine base |
| CN1731922A (en) * | 2004-08-06 | 2006-02-08 | 乐金电子(天津)电器有限公司 | Leg assembly of household appliance products |
| CN101070941A (en) * | 2006-05-11 | 2007-11-14 | 惠而浦股份有限公司 | Self-leveling foot for an appliance |
| KR20120060688A (en) * | 2010-12-02 | 2012-06-12 | 엘지전자 주식회사 | Leg assembly of washing machine |
| CN202273110U (en) * | 2011-09-26 | 2012-06-13 | 南京乐金熊猫电器有限公司 | Automatically adjusting bottom foot and washing machine using same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111020990A (en) * | 2019-11-13 | 2020-04-17 | 重庆海尔滚筒洗衣机有限公司 | Noise-reducing footing and washing equipment |
| CN111020990B (en) * | 2019-11-13 | 2023-09-05 | 重庆海尔滚筒洗衣机有限公司 | Noise reduction footing and washing equipment |
| CN113532008A (en) * | 2021-07-23 | 2021-10-22 | 长虹美菱股份有限公司 | Footing assembly and refrigerator |
| CN113532008B (en) * | 2021-07-23 | 2022-08-12 | 长虹美菱股份有限公司 | Footing assembly and refrigerator |
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| Publication number | Publication date |
|---|---|
| CN108221294B (en) | 2020-11-03 |
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Effective date of registration: 20201112 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Patentee after: QINGDAO HAIER SMART TECHNOLOGY R&D Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, No.1 Haier Road, Laoshan District, Qingdao, Shandong Province Patentee before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Patentee before: QINGDAO HAIER SMART TECHNOLOGY R&D Co.,Ltd. |
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