CN205640067U - Domestic appliance and levelling device thereof - Google Patents
Domestic appliance and levelling device thereof Download PDFInfo
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- CN205640067U CN205640067U CN201620308014.4U CN201620308014U CN205640067U CN 205640067 U CN205640067 U CN 205640067U CN 201620308014 U CN201620308014 U CN 201620308014U CN 205640067 U CN205640067 U CN 205640067U
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Abstract
The utility model provides a domestic appliance and levelling device thereof, domestic appliance's bottom install the leveling footing, the leveling footing include fixed part and movable part, filling liquid presses the medium in the plenum chamber in forming between fixed part and the movable part, well plenum chamber, under the pressure effect, the hydraulic medium can realize that the movable part is flexible in inside well plenum chamber and/or the circulation of the well plenum chamber between the leveling footing of leveling footing, auto leveling carries out. The utility model discloses a domestic appliance's levelling device, according to hydraulic principle, filling liquid presses the medium in the leveling footing, and the leveling footing is to the pressure of difference, the leveling footing is automatic to carry out the adjustment of adaptability because the mobility of hydraulic medium makes, consequently, the utility model discloses a levelling device simple structure, cost are, convenient to use, the reliability is high, can show and reduce the vibration, the noise reduction improves washing machine's user experience's comfort level.
Description
Technical field
This utility model relates to household electrical appliance technical field, in particular it relates to the levelling device of a kind of household electrical appliance
And there are the household electrical appliance of this device.
Background technology
Household electrical appliance, typically all arrange levelling device in the bottom of housing, when placing household electrical appliance, by adjusting
Joint levelling device can reach stable laying state, and after placing after leveling, levelling device can support household electrical appliance
It is made to keep stable.
As a example by washing machine, as it is shown in figure 1, existing washing machine is typically all at the base plate 901 of housing or whole
Motor spindle is provided with leveling footing, and leveling footing includes screw rod A, nut shim B and rubber blanket C, nut pad
Sheet B can in the upper and lower turn of screw rod A, screw rod A can also upper and lower turn in the screw of base plate 901, logical
The length of the screwed hole that the screw rod A of toning flat foot screws in base plate 901 realizes the height adjustment of washing machine,
The leveling footing of major part washing machine rotates to be counterclockwise to be heightened, and clockwise turns to reduce height, should adjusting
After foot height, tighten the nut shim B preventing from loosening to keep firm.
The leveling footing of above-mentioned washing machine, although achieve the leveling of washing machine, but need user manually to adjust
Joint, if washing machine deadweight is compared with big or installation space is narrow and small, user operation is inconvenience.It addition, washing machine exists
Heibei provincial opera flat foot generation effect is also exchanged in the long-term vibrations in work process, is easily caused it and supports inefficacy, causes
The injustice that washing machine is placed.
Such as, existing general about the 80Kg of 8KG roller washing machine, the heaviest, consumer regulates extremely
Inconvenience, even if completing regulation to cannot guarantee that washing machine is adjusted to optimum state, washing machine washing especially by
0r/min accelerates to about 1400r/min when carrying out drying dehydration, washing machine the most not level or empty lower limb problem
Exist, will cause greatly vibrating, the strong influence comfort of consumer.
It addition, the vibrations that washing machine injustice causes may make leveling foot-screw loosen, make leveling footing bracket
Vertically moving, this unstability may change the level of washing machine, results in more intensive vibrations.
This vicious cycle makes the time length of use in washing machine, and noise can become increasing, to washing machine itself also
Cause certain damage, shorten service life.
Therefore, the leveling of existing washing machine exists needs manual adjustment, wastes time and energy and problem that precision is poor.
In view of this, special proposition this utility model.
Utility model content
In order to solve the problems referred to above, this utility model provides a kind of household electrical appliance levelling device, specifically, adopts
Technical scheme with following:
The levelling device of a kind of household electrical appliance, the bottom of described household electrical appliance is provided with leveling footing, described
Leveling footing includes fixed part and movable part, forms hollow chamber, in hollow chamber between fixed part and movable part
Fill hydraulic medium；Under pressure, described hydraulic medium can in the hollow chamber within leveling footing and
/ or leveling footing between hollow chamber circulation realize movable part stretch, carry out automatic leveling.
Further, described household electrical appliance include housing, the base plate of housing arranges leveling described at least two and adjusts
Flat foot, fills hydraulic medium and gas, at various pressures, in each leveling footing in each leveling footing
The interphase interaction of hydraulic medium and gas realize movable part and stretch, carry out automatic leveling.
Further, described leveling footing includes bottom foot base and piston structure, isolate in bottom foot base air chamber and
Grease chamber, fills hydraulic medium in grease chamber, air chamber and grease chamber are interconnected by throttle orifice, valve opening；Described post
Plug structure one end has cock body, and in what cock body can slide relatively arranges grease chamber and holding grease chamber seals, piston structure
The other end there is supporter.
Further, described leveling footing includes bottom foot base and piston structure, has cavity inside bottom foot base
Room, piston structure one end has cock body, in what cock body can slide relatively arranges hollow chamber and keep seal formed
Closing chamber, fill hydraulic medium in described closing chamber, the volume of hydraulic medium is less than closing chamber
Big volume.
Further, described household electrical appliance include housing, on four angles of the base plate of housing or along the base plate of housing
Circumferencial direction is uniformly arranged at least four leveling footing, and in described leveling footing, at least two is interconnected；Each
Filling hydraulic medium and gas in leveling footing, in the first pressure limit, the hydraulic pressure in each leveling footing is situated between
It is flexible that matter and the interphase interaction of gas realize movable part, carries out automatic leveling, in the second pressure limit, and phase
It is flexible that the intercommunicated hydraulic medium in leveling footing and the interphase interaction of gas realize movable part, carries out automatically
Leveling.
Further, described leveling footing includes bottom foot base, piston structure and at least one high-pressure oil pipe, the end
Isolate air chamber and grease chamber in runners, fill hydraulic medium, air chamber and grease chamber in grease chamber by throttle orifice, valve opening
It is interconnected；Described piston structure one end has cock body, in what cock body can slide relatively arranges grease chamber and keep
Grease chamber seals, and the other end of piston structure has supporter；Described high-pressure oil pipe is respectively communicated with at the bottom of two leveling
The air chamber of foot.
Further, described leveling footing includes bottom foot base, piston structure and at least one high-pressure oil pipe, the end
Having hollow chamber inside runners, piston structure one end has cock body, and what cock body can slide relatively arranges cavity
Indoor and holding seals to be formed closes filling hydraulic medium in chamber, described closing chamber, the body of hydraulic medium
Long-pending less than the maximum volume closing chamber；The top of described closing chamber is respectively provided with throttle orifice and valve opening, high pressure
Oil pipe is respectively communicated with throttle orifice and the valve opening of two leveling footing of two leveling footing.
Further, described leveling footing includes four, is divided into two groups of leveling sets of footings being interconnected, phase
It is interconnected respectively between two leveling footing that between adjacent two leveling footing or diagonal angle is arranged.
Further, described household electrical appliance include housing, on four angles of the base plate of housing or along the base plate of housing
Circumferencial direction is uniformly arranged at least four leveling footing being interconnected；Hydraulic medium is filled in each leveling footing
And gas, in the first pressure limit, the hydraulic medium in each leveling footing is real with the interphase interaction of gas
Existing movable part stretches, and carries out automatic leveling, the liquid in the second pressure limit, in the leveling footing being interconnected
It is flexible that pressure medium and the interphase interaction of gas realize movable part, carries out automatic leveling.
Further, there is inside described leveling footing the closing chamber for filling hydraulic medium and gas,
Connecting at least one high-pressure oil pipe on described closing chamber, the high-pressure oil pipe of each described leveling footing connects respectively
Pass to communication apparatus to realize being interconnected between all leveling footing.
This utility model provides the levelling device of a kind of household electrical appliance having described in above-mentioned any one simultaneously
Household electrical appliance, described household electrical appliance at least washing machine, electric refrigerator, refrigerator, indoor apparatus of air conditioner, wash the dishes
Any one in machine, microwave oven, water dispenser, baking box.
The levelling device of household electrical appliance of the present utility model, according to hydraulic principle, fills hydraulic pressure in leveling footing
Medium, leveling footing is for different pressure, owing to the mobility of hydraulic medium makes leveling footing automatically carry out
Adaptive adjustment.
Therefore, levelling device simple in construction of the present utility model, cost is relatively；Easy to use, reliability is high；Can
Significantly reduce vibration, reduce noise, improve the comfort level of the Consumer's Experience of washing machine.
Accompanying drawing explanation
The structural representation of Fig. 1 existing household electrical appliance leveling footing；
The structural representation of Fig. 2 this utility model embodiment levelling device；
The structural representation of Fig. 3 this utility model another embodiment levelling device；
The structural representation of Fig. 4 this utility model another embodiment levelling device；
The structural representation of Fig. 5 this utility model another embodiment levelling device；
The scheme of installation of Fig. 6 this utility model embodiment levelling device；
The scheme of installation of Fig. 7 this utility model another embodiment levelling device；
The scheme of installation of Fig. 8 this utility model another embodiment levelling device；
The scheme of installation of Fig. 9 this utility model another embodiment levelling device；
The structural representation of Figure 10 this utility model another embodiment washing machine leveling footing；
The structural representation of Figure 11 this utility model another embodiment washing machine leveling footing；
The structural representation of Figure 12 this utility model another embodiment washing machine leveling footing；
The structural representation of Figure 13 this utility model another embodiment washing machine leveling footing；
The structural representation of Figure 14 this utility model another embodiment levelling device；
The sectional view of washing machine leveling footing shown in Figure 15 this utility model Figure 14；
The explosive view of washing machine leveling footing shown in Figure 16 this utility model Figure 14；
The working state schematic representation of Figure 17 this utility model embodiment washing machine leveling footing.
Label declaration in accompanying drawing: 1-bottom foot base 2-piston structure 201-cock body 202-supporter 3-oil
Room 4-air chamber 5-throttle orifice 6-valve opening 7-high-pressure oil pipe 701-the first high-pressure oil pipe group 702-second
High-pressure oil pipe group 703-the 3rd high-pressure oil pipe group 704-the 4th high-pressure oil pipe group 8-hollow chamber 9-housing
901-base plate 10-leveling footing 1001-the first leveling sets of footings 1002-the second leveling sets of footings 1003-
3rd leveling sets of footings 1004-the 4th leveling sets of footings 11-door and window 12-detergent box 13-control panel
14-cylindric washer 15-communication apparatus 16-cylinder body 17-valve plate 18-sheath 1801-internal ring boss 1802-
It is close that annular recess 19-adjusts foot 1901-outer shroud boss 20-threaded post 21-flexibility containing body 2101-
2601-ground, edge sealing structure 22-sealing ring 23-locking mechanism 24-screw 25-valve block 26-ground
Pit 27-fixes footing.
Detailed description of the invention
Below in conjunction with the accompanying drawings a kind of household electrical appliance of the present utility model and levelling device thereof are described in detail:
The levelling device of a kind of household electrical appliance of the present embodiment, the bottom of described household electrical appliance is provided with at the bottom of leveling
Foot, described leveling footing includes fixed part and movable part, forms hollow chamber between fixed part and movable part,
Hydraulic medium is filled in hollow chamber；Under pressure, described hydraulic medium can be within leveling footing
Hollow chamber's circulation between hollow chamber and/or leveling footing realizes movable part and stretches, and carries out automatic leveling.
The washing machine leveling footing of the present embodiment is under certain pressure effect, and hydraulic medium is by gas compression, movable
Portion can carry out adaptability therewith and stretch, and when pressure increases further, gas does not recompresses, the inside pressure of gas
Power can react on hydraulic medium, and movable part can have enough support forces, therefore, washing of the present embodiment therewith
Clothing machine leveling footing has adaptive automatic flat-adjustable function.The optional liquid that the hydraulic medium of the present embodiment is concrete
Force feed.
The levelling device of the household electrical appliance of the present embodiment, according to hydraulic principle, fills hydraulic pressure in leveling footing and is situated between
Matter, leveling footing is for different pressure, owing to the mobility of hydraulic medium makes leveling footing automatically fit
The adjustment of answering property.
Therefore, the levelling device simple in construction of the present embodiment, cost is relatively；Easy to use, reliability is high；Can show
Write and reduce vibration, reduce noise, improve the comfort level of the Consumer's Experience of washing machine.
The household electrical appliance of the present embodiment are medium any one of washing machine, electric refrigerator, refrigerator, indoor apparatus of air conditioner.
As shown in Fig. 6-Figure 13, this utility model illustrates as a example by roller washing machine, roller washing machine bag
Include:
Cylindric washer 14, is used for holding and washing medicated clothing；
Sink 12, is used for placing detergent, cleaning mixture or softener etc.；
Control panel 13, is used for operating washing machine；
Door and window 11, is used for opening taking-up or putting into medicated clothing；
Electric machine assembly, connects at least one rotatable power transmission shaft, it is achieved at least 1 output；
Housing 9, whole washing machine keeps framework and outward appearance；
Base plate 901, the levelling device of the present embodiment installed below.
Embodiment one
As shown in Figure 6, household electrical appliance described in the present embodiment include housing 9, the base plate of housing 901 is arranged to
Few two described leveling footing 10, fill hydraulic medium and gas, at different pressures in each leveling footing 10
Under, it is flexible that the hydraulic medium in each leveling footing 10 and the interphase interaction of gas realize movable part, carries out
Automatic leveling.
The leveling footing 10 of the present embodiment is independently arranged, the hydraulic medium in each leveling footing 10 and part gas
Body at various pressures, mutually can flow in the hollow chamber 8 of each leveling footing 10, it is achieved different
Decrement.And then it is big to realize bearing leveling footing 10 decrement under big pressure, bears the leveling of little pressure
Footing 10 decrement is little, to be automatically obtained the leveling of washing machine.
Meanwhile, the levelling device of the present embodiment in the washing, dehydration of washing machine can also to unbalance loading self-level(l)ing,
Thus realize lower vibration and less noise.
As it is shown in fig. 7, arrange four footing on 901 4 angles of base plate of the housing 9 of the present embodiment, wherein two
Individual footing is leveling footing 10, interior filling hydraulic medium and gas, at various pressures, and each leveling footing
It is flexible that hydraulic medium in 10 and the interphase interaction of gas realize movable part, carries out automatic leveling.Another two
Footing is fixing footing 27, the most self-adjustable common footing, plays a supportive role, and height can not
Adjust.This implementation can realize a certain degree of regulation, and can reduce cost.
As shown in Figure 8,901 4 angles of the base plate of the housing 9 of the present embodiment arrange four footing, Qi Zhongsan
Individual footing is filling hydraulic medium and gas in leveling footing 10, at various pressures, each leveling footing 10
It is flexible that interior hydraulic medium and the interphase interaction of gas realize movable part, carries out automatic leveling.Another footing
For fixing footing 27, the most self-adjustable common footing, play a supportive role, the most non-adjustable.
This implementation can realize a certain degree of regulation, and can reduce cost.
As it is shown in figure 1, the structure of a kind of leveling footing of the present embodiment, including bottom foot base 1 and piston structure 2,
Isolate air chamber 4 and grease chamber 3 in bottom foot base 1, fill hydraulic medium, air chamber 4 and grease chamber 3 in grease chamber 3 and lead to
Cross throttle orifice 5, valve opening 6 is interconnected；Described piston structure 2 one end has cock body 201, cock body 201
Can relatively slide grease chamber 3 is set in and keep grease chamber 3 to seal, the other end of piston structure 2 has supporter
202。
When the piston structure 2 of the present embodiment is under pressure, hydraulic medium can pass through from grease chamber 3 throttle orifice 5,
Valve opening 6 flow to air chamber 4, and pressure is the biggest, and the length that piston structure 2 compression enters bottom foot base 1 is the longest, and then
Realize being automatically adjusted of height.
As shown in Figure 4, the structure of the another kind of leveling footing of the present embodiment, leveling footing includes bottom foot base 1
With piston structure 2, bottom foot base 1 is internal has hollow chamber 8, and piston structure 2 one end has cock body 201,
In what cock body 201 can slide relatively arranged hollow chamber 8 and keep sealing being formed and close chamber, described closing
Filling hydraulic medium in chamber, the volume of hydraulic medium is less than the maximum volume closing chamber.
The leveling footing of the present embodiment only has a hollow chamber 8, therefore, to realize hydraulic medium at post
Flowing therewith during plug structure 2 pressurized, need to fill the gas of a part in hollow chamber 8, therefore, hydraulic pressure is situated between
The volume of matter is less than the maximum volume closing chamber.
When the piston structure 2 of the present embodiment is under pressure, the gas in chamber, pressure are closed in hydraulic medium compression
The biggest, the length that piston structure 2 compression enters bottom foot base 1 is the longest, and then realizes the regulation of height.
Embodiment two
As shown in Fig. 7-Figure 13, on 901 4 angles of the base plate of the present embodiment housing 9 or along the end of housing 9
Plate 901 circumferencial direction is uniformly arranged at least four leveling footing 10, at least two phase in described leveling footing 10
Intercommunicated；Hydraulic medium and gas, in the first pressure limit, each tune is filled in each leveling footing 10
It is flexible that hydraulic medium in flat foot 10 and the interphase interaction of gas realize movable part, carries out automatic leveling,
In the second pressure limit, the hydraulic medium in the leveling footing 10 being interconnected and the interphase interaction of gas
Realize movable part to stretch, carry out automatic leveling.
It is interconnected between the leveling footing 10 of the present embodiment so that the hydraulic medium within leveling footing 10 is not
It is only capable of circulating at therein, and can connect between leveling footing 10, when one of them leveling
During footing 10 forced compression, hydraulic medium is circulated to another leveling footing communicated therewith, another leveling
In footing, hydraulic medium increases, and pressure increases makes it stretch out, to guarantee enough support forces.
As it is shown on figure 3, the structure of a kind of leveling footing of the present embodiment, including bottom foot base 1, piston structure 2
With at least one high-pressure oil pipe 7, in bottom foot base, isolate air chamber 4 and grease chamber 3, fill hydraulic pressure in grease chamber 3 and be situated between
Matter, air chamber 4 and grease chamber 3 are interconnected by throttle orifice 5, valve opening 6；Described piston structure 2 one end tool
Having cock body 201, in what cock body 202 can slide relatively arranges grease chamber 3 and holding grease chamber 3 seals, piston structure
The other end of 2 has supporter 202；Described high-pressure oil pipe 7 is respectively communicated with the air chamber 4 of two leveling footing.
As it is shown on figure 3, the structure of a kind of leveling footing of the present embodiment, including bottom foot base 1, piston structure 2
With at least one high-pressure oil pipe 7, bottom foot base 1 is internal has hollow chamber 8, and piston structure 2 one end has plug
Body 201, in what cock body 201 can slide relatively arranged hollow chamber 8 and keep sealing being formed and close chamber, institute
Filling hydraulic medium in the closing chamber stated, the volume of hydraulic medium is less than the maximum volume closing chamber；Described
The top closing chamber is respectively provided with throttle orifice 5 and valve opening 6, and high-pressure oil pipe 7 is respectively communicated with two leveling footing
Throttle orifice 5 and the valve opening 6 of two leveling footing.
The leveling footing of the present embodiment includes four, is divided into two groups of leveling sets of footings being interconnected, adjacent two
It is interconnected respectively between two leveling footing that between leveling footing or diagonal angle is arranged.
Specifically, as it is shown in figure 9, install on four angles of the base plate 901 of washing machine and secure four leveling
Footing, on the left of the base plate 901 of the first logical washing machine of high-pressure oil pipe group 701 connection that multiple high-pressure oil pipes 7 are formed
Two leveling footing, form the first leveling sets of footings 1001；The second high pressure that multiple high-pressure oil pipes 7 are formed
Oil pipe group 702 connects two leveling footing on the right side of the base plate 901 of washing machine, forms the second leveling sets of footings
1002。
So so that the hydraulic medium of the first leveling sets of footings 1001 and portion gas at various pressures, can
Mutually to flow between the two leveling footing；Make hydraulic medium and the part of the second leveling sets of footings 1002
Gas at various pressures, mutually can flow between the two leveling footing.
As shown in Figure 10, the another embodiment of the present embodiment: at four angles of the base plate 901 of washing machine
Upper installation secures four footing, and the first high-pressure oil pipe group 701 that multiple high-pressure oil pipes 7 are formed connects through wash clothing
Two leveling footing on the left of the base plate 901 of machine, form the first leveling sets of footings 1001, on the right side of base plate 901
Two footing be fixing footing 27, the most self-adjustable common footing, primarily serve support and make
With；Or, the second high-pressure oil pipe group 702 that multiple high-pressure oil pipes 7 are formed connects the base plate 901 of washing machine
Two leveling footing on right side, form the second leveling sets of footings 1002, at the bottom of two leveling on the left of base plate 901
Foot is fixing footing 27, the most self-adjustable common footing, primarily serves supporting role.This
Implementation can realize a certain degree of regulation, and can reduce cost.
As shown in figure 11, four angles of the base plate 901 of washing machine are installed and secure four leveling footing,
The base plate 901 of the 3rd high-pressure oil pipe group 703 logical washing machine of connection that multiple high-pressure oil pipes 7 are formed below two
Leveling footing, forms the 3rd leveling sets of footings 1003；The 4th high-pressure oil pipe group that multiple high-pressure oil pipes 7 are formed
Two leveling footing before the base plate 901 of 704 connection washing machinees, form the 4th leveling sets of footings 1004.
So so that the hydraulic medium of the first leveling sets of footings 1003 and portion gas at various pressures, can
Mutually to flow between the two leveling footing；Make hydraulic medium and the part of the second leveling sets of footings 1004
Gas at various pressures, mutually can flow between the two leveling footing.
As shown in figure 12, the another embodiment of the present embodiment: at four angles of the base plate 901 of washing machine
Upper installation secures four footing, and the 3rd high-pressure oil pipe group 703 that multiple high-pressure oil pipes 7 are formed connects through wash clothing
The base plate 901 of machine two leveling footing below, form the 3rd leveling sets of footings 1003, before base plate 901
Two leveling footing be fixing footing 27, the most self-adjustable common footing, primarily serve
Support effect；Or, the 4th high-pressure oil pipe group 704 that multiple high-pressure oil pipes 7 are formed connects the base plate of washing machine
Two leveling footing before 901, form the 4th leveling sets of footings 1004, base plate 901 two footing below
For fixing footing 27, the most self-adjustable common leveling footing, primarily serve supporting role.This
Plant implementation and can realize a certain degree of regulation, and cost can be reduced.
As shown in figure 13, on 901 4 angles of the base plate of housing 9 or equal along the base plate circumferencial direction of housing 9
At least four leveling footing 10 that even setting is interconnected；Hydraulic medium is filled gentle in each leveling footing 10
Body, in the first pressure limit, the hydraulic medium in each leveling footing 10 is real with the interphase interaction of gas
Existing movable part stretches, and carries out automatic leveling, in the second pressure limit, in the leveling footing 10 being interconnected
The interphase interaction of hydraulic medium and gas realize movable part and stretch, carry out automatic leveling.This mode, real
Having showed the connection between all leveling footing, liquid medium can circulate between all leveling footing, adjusts
Scope is bigger, and Adjustment effect is more preferable.
Specifically, described leveling footing 10 is internal has the closing chamber for filling hydraulic medium and gas,
At least one high-pressure oil pipe 7, the high-pressure oil pipe 7 of each described leveling footing 10 is connected on described closing chamber
It is respectively communicated to communication apparatus 15 to realize being interconnected between all leveling footing 10.
Therefore, the leveling footing decrement that the levelling device of the present embodiment realizes bearing under big pressure is big, bears little
The leveling footing of pressure can also extend under the effect of oil pressure, and then is automatically obtained the leveling of washing machine.Meanwhile,
The levelling device of the present embodiment to unbalance loading self-level(l)ing, thus can also realize in the washing, dehydration of washing machine
Lower vibration and less noise.
Embodiment three
As shown in Figure 14, Figure 15 and Figure 16, the washing machine leveling with automatic flat-adjustable function of the present embodiment
Footing, including bottom foot base, flexible containing body 21 and adjustment foot 19, has hollow chamber in described bottom foot base,
Hollow chamber at least includes the air chamber 4 for filling gas, in flexible containing body 21 is arranged on hollow chamber and
Connect with air chamber 4.
Described flexible containing body 21 is internal has accommodating chamber, and accommodating chamber is internal fills hydraulic medium,
Under pressure effect, hydraulic medium can circulate to air chamber 4.
What can slide relatively in one end of described adjustment foot 19 is arranged in hollow chamber, flexible containing body 21 and tune
Whole foot 19 contacts or connects.
The washing machine leveling footing of the automatic flat-adjustable function of the present embodiment, according to hydraulic principle, is filled out in leveling footing
Filling hydraulic medium, leveling footing is for different pressure, owing to the mobility of hydraulic medium makes leveling footing certainly
Move and carry out adaptive adjustment.
It addition, hydraulic medium is contained in sealing by the washing machine leveling footing of the automatic flat-adjustable function of the present embodiment
In flexible containing body 21, and this flexibility containing body 21 is placed in adjustment foot 19 inside, effectively solves hydraulic pressure
The problem that medium is revealed, it is ensured that the stability of leveling footing work.
Therefore, the washing machine leveling bottom stud structure of the present embodiment is simple, and cost is relatively；Easy to use, reliability is high；
Vibration can be significantly reduced, reduce noise, improve the comfort level of the Consumer's Experience of washing machine.
Specifically, being provided with valve plate 17 in the hollow chamber of bottom foot base described in the present embodiment, valve plate 17 is by cavity
Room is separated into upper and lower two chambers, and upper chamber is the air chamber 4 for filling gas；Described flexible containing body 21
One end open, inside has an accommodating chamber, and accommodating chamber is internal fills hydraulic medium；Described flexible receiving
Body 21 is arranged on bottom chamber, is tightly connected, valve plate 17 between opening and the valve plate 17 of flexible containing body 21
On be provided for hydraulic medium under pressure and flow to the via of air chamber；One end of described adjustment foot 19 can
The bottom chamber being arranged on hollow chamber relatively slided.
The hollow chamber of the present embodiment bottom foot base is divided into two chambers being interconnected, and one of them chamber is made
For air chamber 4, flexible containing body 21 is set in another chamber, adjusts the setting that foot 19 also can slide relatively simultaneously
In the bottom chamber of hollow chamber, this makes flexible containing body 21 be in the cavity of resorption adjusting foot 19 with hollow chamber
In closing chamber between room, flexible containing body 21, flexible receiving can be extruded when adjusting foot 19 pressurized and shrinking
Hydraulic medium in body 21 carries out circulation when extruding and realizes automatic leveling.
Further, described bottom foot base includes interconnective cylinder body 16 and sheath 18, cylinder body 16 and protecting
Arranging valve plate 17 between set 18, valve plate 17 top is cylinder body 16, and cylinder body 16 internal chamber is air chamber 4, valve
Plate 17 bottom is sheath 18；Described flexible containing body 21 is arranged in sheath 18, described adjustment foot 19
Being arranged in sheath 18 of can relatively sliding of one end.
The present embodiment is when carrying out the assembling of valve plate 17, cylinder body 16 and sheath 18, due to flexible containing body
The circulation of the hydraulic medium in 21, needs to keep the sealing of assembling.Therefore, the cylinder body described in the present embodiment
16, together with valve plate 17 is fastened by bolts with sheath 18, cylinder body 16, valve plate 17 and sheath 18 are respectively
It is correspondingly arranged on screw 24；There is inside described sheath 18 upper port annular recess 1802, described flexible receiving
The outward opening side flanging of body 21 forms sealing strip structure 2101；Described sealing strip structure 2101 is arranged on
In annular recess 1802, after cylinder body 17, valve plate 16 and sheath 18 fastening, sealing strip structure 2101 is pressed
Realize being tightly connected in being combined in annular recess 1802.
Further, between valve plate 17 and the cylinder body 16 of the present embodiment, be provided with sealing ring 22, make both it
Between keep being tightly connected, it is to avoid gas leakage leakage of oil.
The end of the present embodiment sheath 18 arranges internal ring boss 1801, and it is convex that the end of adjustment foot 19 arranges outer shroud
Platform 1901；Described internal ring boss 1801 is mutually clamped with outer shroud boss 1901, and the internal ring of the present embodiment is convex
Platform 1801 and outer shroud boss 1901 cooperatively form lockable mechanism 23, are used for avoiding adjusting foot 19 from sheath 18
Middle abjection.,
Further, the diameter of internal ring boss 1801 is less than the diameter of outer shroud boss 1901, to adjusting foot 19
Having only lock function, preventing adjusting foot 19 can arbitrarily be come off by sheath 18, causes flexible containing body 21
Unlimited expansion causes sheath 18 high pressure to burst, or flexible containing body 21 directly contact face is caused because of sharp thing
Explosion.
The flexible containing body 21 of the present embodiment is the bellows structure using flexible material to make, bellows structure
Upper end open, lower end closed, blind end with adjust foot contact or be connected.Flexible containing body 21 uses
Flexible material is made has more preferable deformation, and to adapt to adjust the flexible extruding of foot 19, bellows structure makes
Can compress under big pressure effect, recover under little pressure.
Throttle orifice 5 and/or valve opening 6 are set on the valve plate 17 of the present embodiment, throttle orifice 5 make hydraulic medium and
Gas can slow transit through.Valve block 25 is set on valve opening 6 so that leveling footing is subject to energetically suddenly or bears
Under big pressure condition, seal valve opening 6, throttle, it is to avoid hydraulic medium pressure is excessive causes leveling footing
Fault..
The cylinder body 16 of the present embodiment has the threaded post 20 for being connected, threaded post 20 with washing machine bottom
Directly can be screwed in the screwed hole of bottom plate of washing machine.It is of course possible to associate, threaded post can be cancelled
20, some through-hole structures are set, by bolt or screw, leveling footing are fixed on base plate 901 the most again
On.
The inside adjusting foot 19 of the present embodiment has hollow chamber, after adjustment foot 19 is arranged on sheath 18
Being wrapped in flexible containing body 21, under pressure, act on flexible containing body 21, hydraulic medium is to air chamber
4 circulations, flexible containing body 21 drives adjustment foot 19 to stretch, it is achieved automatic leveling.
The washing machine leveling footing of the present embodiment using gas as elastic fluid, liquid medium as power transmission medium,
Not only there is good buffer capacity, also there is damping effect, the most also can be according to the size adjustment bearing pressure
The height of leveling footing self.
When leveling footing load is big, adjusts and move in the flexible containing body 21 making to be full of hydraulic medium on foot 19
Plenum chamber volume reduces, and forces hydraulic medium to pass through throttle orifice 5 or valve opening 6 enters air chamber 4, make air chamber 4
Volume reduces, and gas pressure raises, and the height of whole leveling footing diminishes.When extraneous load is equal to gas, liquid
When pressing the pressure of medium, adjust foot 19 and just stop upper shifting, therefore, adjust and move up into sheath 18 on foot 19
Distance is relevant to the magnitude of load born.At this moment, the relative position of foot 19 and bottom plate of washing machine 901 is adjusted not
Change again, complete the automatic adjustment of washing machine leveling footing.
As shown in figure 17, specifically solve levelling principle, after washing machine is installed, owing to ground 26 is uneven, lead
The level height causing different leveling footing is different, is positioned at the leveling feet locations at ground pit 2601 low.
Thus it is appreciated that position eminence leveling footing is first subject to the weight of washing machine, and the gravity born
Greatly, position low-key flat foot due to empty lower limb or the gravity that bears little.The adjustment foot of position eminence leveling footing exists
By upper shifting under big pressure, the height of whole leveling footing diminishes and makes to be full of the hollow of the flexible containing body of hydraulic oil
The bulk yielding of chamber reduces, and forces hydraulic medium to enter throttle orifice or valve opening and enters position by high-pressure oil pipe group
Set low in place's leveling footing, make the hydraulic medium of the flexible containing body of position lower leveling footing get more and more, make
Obtain flexible containing body and expand against adjustment foot elongation.
When position eminence leveling footing is identical with the hydraulic pressure of position lower leveling footing, and hydraulic medium is no longer by high pressure
Oil pipe group flows, and adjusts foot and no longer changes with the relative position of bottom plate of washing machine, completes washing machine leveling footing
Automatically adjust.
Washing of drum type washing machine or dry during, due to hydraulic medium can with sluggish flow self-level(l)ing,
The vibrating noise of washing machine is substantially reduced.
The present embodiment provides simultaneously a kind of has the above-mentioned washing machine leveling footing with automatic flat-adjustable function
Washing machine, including housing 9, multiple described washing machine leveling footing, washing machine are installed in the bottom of housing 9
The internal hydraulic medium filled of leveling footing can and/or washing machine leveling footing internal at washing machine leveling footing it
Between circulation realize leveling.
Preferably four washing machine leveling footing of the washing machine Default Value of the present embodiment highly consistent, laundry
Machine is randomly placed on an irregular bottom surface, and four washing machine leveling footing can be according to the uneven situation of bottom surface
Bearing different pressure, the length of the press-in sheath then adjusting foot is different, and then realizes the automatic tune of washing machine
Flat.
Need above-described embodiment is further illustrated:
1, the leveling footing UNICOM two-by-two in this utility model embodiment, it is also possible to be three or even more, number
Amount N >=2, preferably two, cost is minimum, and is capable of preferable effect.
This utility model embodiment use four ports of communication apparatus 15 connect four leveling footing respectively,
Can with reasoning to be use one have three, five, six, the communication apparatus 15 of N number of port, its described end
Mouth connects three, five, six respectively, N number of leveling footing.Above-described embodiment is only capable of described function feelings
With optimal 4 under condition, to realize the control of cost to minimum.
2, this utility model embodiment is as a example by roller washing machine, elaborates that this utility model realizes laundry drum
The self-leveling principle of machine and method, can be easy to associate is that this utility model may apply to impeller and washes
Clothing machine.
3, this utility model embodiment is as a example by washing machine, elaborates that this utility model realizes washing machine and automatically adjusts
Flat principle and method, can be easy to associate is that this utility model may apply to refrigerator, refrigerator-freezer, washes
The household electrics such as bowl machine, indoor apparatus of air conditioner, microwave oven, water dispenser, baking box, floor air conditioner fan, air purifier
On device.
The above is only preferred embodiment of the present utility model, and this utility model is not made any form
On restriction, although this utility model is disclosed above with preferred embodiment, but is not limited to this practicality
Novel, any it is familiar with the technical staff of this patent in the range of without departing from technical solutions of the utility model, when can profit
Make a little change with the technology contents of above-mentioned prompting or be modified to the Equivalent embodiments of equivalent variations, as long as being not
Depart from the content of technical solutions of the utility model, according to technical spirit of the present utility model, above example is made
Any simple modification, equivalent variations and modification, all still fall within the range of this utility model scheme.
Claims (11)
1. the levelling device of household electrical appliance, it is characterised in that the bottom of described household electrical appliance is provided with at the bottom of leveling
Foot, described leveling footing includes fixed part and movable part, forms hollow chamber, cavity between fixed part and movable part
Indoor filling hydraulic medium；Under pressure, described hydraulic medium can the hollow chamber within leveling footing and/
Or the hollow chamber's circulation between leveling footing realizes movable part and stretches, carry out automatic leveling.
The levelling device of a kind of household electrical appliance the most according to claim 1, it is characterised in that described household electrical appliance
Including housing, the base plate of housing arranges leveling leveling footing described at least two, fill hydraulic pressure in each leveling footing and be situated between
Matter and gas, at various pressures, the hydraulic medium in each leveling footing realizes movable part with the interphase interaction of gas
Flexible, carry out automatic leveling.
The levelling device of a kind of household electrical appliance the most according to claim 2, it is characterised in that at the bottom of described leveling
Foot includes bottom foot base and piston structure, isolates air chamber and grease chamber in bottom foot base, in grease chamber fill hydraulic medium, air chamber and
Grease chamber is interconnected by throttle orifice, valve opening；Described piston structure one end has cock body, and what cock body can slide relatively sets
In putting grease chamber and holding grease chamber seals, and the other end of piston structure has supporter.
The levelling device of a kind of household electrical appliance the most according to claim 2, it is characterised in that at the bottom of described leveling
Foot includes bottom foot base and piston structure, has hollow chamber inside bottom foot base, and piston structure one end has cock body, and cock body can
Relatively slide hollow chamber is set in and keep sealing being formed and close filling hydraulic medium in chamber, described closing chamber,
The volume of hydraulic medium is less than the maximum volume closing chamber.
The levelling device of a kind of household electrical appliance the most according to claim 1, it is characterised in that described household electrical appliance
Including housing, on four angles of the base plate of housing or along the base plate circumferencial direction of housing, it is uniformly arranged at least four leveling footing,
In described leveling footing, at least two is interconnected；Hydraulic medium and gas is filled, at the first pressure in each leveling footing
In the range of, it is flexible that the hydraulic medium in each leveling footing and the interphase interaction of gas realize movable part, automatically adjusts
Flat, in the second pressure limit, the hydraulic medium in the leveling footing being interconnected realizes living with the interphase interaction of gas
Stretching in dynamic portion, carries out automatic leveling.
The levelling device of a kind of household electrical appliance the most according to claim 5, it is characterised in that at the bottom of described leveling
Foot includes bottom foot base, piston structure and at least one high-pressure oil pipe, isolates air chamber and grease chamber, fill out in grease chamber in bottom foot base
Fill hydraulic medium, air chamber and grease chamber to be interconnected by throttle orifice, valve opening；Described piston structure one end has cock body,
In what cock body can slide relatively arranges grease chamber and holding grease chamber seals, and the other end of piston structure has supporter；Described
High-pressure oil pipe is respectively communicated with the air chamber of two leveling footing.
The levelling device of a kind of household electrical appliance the most according to claim 5, it is characterised in that at the bottom of described leveling
Foot includes bottom foot base, piston structure and at least one high-pressure oil pipe, has hollow chamber, piston structure one inside bottom foot base
End there is cock body, what cock body can slide relatively arranges hollow chamber in and keep seal formed closing chamber, described closing
Filling hydraulic medium in chamber, the volume of hydraulic medium is less than the maximum volume closing chamber；The top of described closing chamber
Being respectively provided with throttle orifice and valve opening, high-pressure oil pipe is respectively communicated with throttle orifice and the valve of two leveling footing of two leveling footing
Hole.
The levelling device of a kind of household electrical appliance the most according to claim 5, it is characterised in that at the bottom of described leveling
Foot includes four, is divided into two groups of leveling sets of footings being interconnected, and between adjacent two leveling footing or diagonal angle is arranged
It is interconnected respectively between two leveling footing.
The levelling device of a kind of household electrical appliance the most according to claim 1, it is characterised in that described household electrical appliance
Including housing, it is uniformly arranged, on four angles of the base plate of housing or along the base plate circumferencial direction of housing, at least four be interconnected
Individual leveling footing；Hydraulic medium and gas, in the first pressure limit, each leveling footing is filled in each leveling footing
It is flexible that interior hydraulic medium and the interphase interaction of gas realize movable part, carries out automatic leveling, in the second pressure limit,
It is flexible that hydraulic medium in the leveling footing being interconnected and the interphase interaction of gas realize movable part, carries out automatic leveling.
The levelling device of a kind of household electrical appliance the most according to claim 9, it is characterised in that at the bottom of described leveling
There is inside foot the closing chamber for filling hydraulic medium and gas, described closing chamber connects at least one high pressure
Oil pipe, the high-pressure oil pipe of each described leveling footing is respectively communicated to communication apparatus to realize the phase between all leveling footing
Intercommunicated.
11. 1 kinds of household electrical appliance, it is characterised in that there is the levelling device as described in claim 1-10 any one.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620308014.4U CN205640067U (en) | 2016-04-13 | 2016-04-13 | Domestic appliance and levelling device thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620308014.4U CN205640067U (en) | 2016-04-13 | 2016-04-13 | Domestic appliance and levelling device thereof |
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| CN205640067U true CN205640067U (en) | 2016-10-12 |
Family
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| CN201620308014.4U Active CN205640067U (en) | 2016-04-13 | 2016-04-13 | Domestic appliance and levelling device thereof |
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