CN109385832A - Damper and device for clothing processing including the damper - Google Patents
Damper and device for clothing processing including the damper Download PDFInfo
- Publication number
- CN109385832A CN109385832A CN201710662973.5A CN201710662973A CN109385832A CN 109385832 A CN109385832 A CN 109385832A CN 201710662973 A CN201710662973 A CN 201710662973A CN 109385832 A CN109385832 A CN 109385832A
- Authority
- CN
- China
- Prior art keywords
- damper
- chamber
- plunger
- elastic component
- liquid capsule
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000013016 damping Methods 0.000 claims abstract description 77
- 239000002775 capsule Substances 0.000 claims description 48
- 239000007788 liquid Substances 0.000 claims description 48
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 21
- 239000012530 fluid Substances 0.000 claims description 11
- 238000005406 washing Methods 0.000 abstract description 42
- 230000000694 effects Effects 0.000 abstract description 14
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000006096 absorbing agent Substances 0.000 abstract description 2
- 230000002950 deficient Effects 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract description 2
- 239000010720 hydraulic oil Substances 0.000 description 12
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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
- 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
- D06F37/24—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations in machines with a receptacle rotating or oscillating about a vertical axis
- D06F37/245—Damping vibrations by displacing, supplying or ejecting a material, e.g. liquid, into or from counterbalancing pockets
-
- 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
- D06F37/26—Casings; Tubs
- D06F37/267—Tubs specially adapted for mounting thereto components or devices not provided for in preceding subgroups
- D06F37/268—Tubs specially adapted for mounting thereto components or devices not provided for in preceding subgroups for suspension devices
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The present invention relates to washing machine technology fields, and in particular to a kind of damper and the washing machine including the damper.Present invention seek to address that damping force of vibration damper in the prior art is immutable, defective shock absorber leads to problems such as damping effect poor.For this purpose, damper of the invention includes sleeve, there is first chamber；Plunger, is equipped with second chamber, and plunger is slidably inserted into first chamber；It is additionally provided with throttling element in first chamber, throttling element is equipped with several damping holes, and a part in several damping holes is in the sliding of plunger to be opened/closed state, first chamber and second chamber and communicate with each other by damping hole in the open state；Damper further includes at least one elastic component, at least one elastic component is arranged in a manner of preventing throttling element mobile.By the setting of throttling element and at least one elastic component, the damping force that damper of the invention generates can be changed at any time and stability is high, can large-scale promotion use.
Description
Technical field
The present invention relates to clothing processing technology fields, and in particular to a kind of damper and the clothing processing including the damper
Device.
Background technique
Washing machine is the clean type electric appliance that clothing is washed using electric energy, and with the quickening pace of modern life and people are to life
The high request of comfort level living, washing machine have become essential household electrical appliance in people's daily life.However, washing machine exists
Very big vibration and noise can be issued in washing, rinsing and dehydration, a little inconvenience is brought to the normal life of people.
Solve the problems, such as washing machine work when vibration and noise it is excessive on, the invention of Publication No. CN105986407A is special
Benefit application discloses a kind of " damper and washing machine, dryer ".Wherein, damper includes sleeve and the first column open at one end
Plug, one end of the first plunger are fixing end, and the other end is inserted into sleeve from the opening of sleeve, and can slide along sleeve, the first column
The friction plate with the first plunger frictional fit is provided between plug and sleeve；Sleeve is equipped with elastic component and is connected with elastic component
And can relative sleeve Frictional Slipping the second Frictional Slipping device, and move past predetermined position when the first plunger relative sleeve
Afterwards, the first plunger and the second Frictional Slipping device abut against simultaneously compression elastic piece.The damper mainly passes through the first plunger and is covering
Carry out the frictional force of friction generation in cylinder in reciprocatory movement with friction plate and in the first plunger more than predetermined position pusher
The frictional force and elastic force that dynamic second Frictional Slipping device compression elastic piece generates, realize the purpose for reducing washing machine vibration.But
It is, when the first plunger moves back and forth in sleeve, only to do compression movement in the first plunger relative sleeve and be more than pre-determined bit
When setting, the elastic force that the frictional force and elastic component that the second Frictional Slipping device generates generate can just be intervened, and predetermined being less than
When position and the first plunger relative sleeve do extensional motion, the amplitude of the frictional force and washing machine of generation it is unrelated, be constant
Power.Therefore, the damping force for reducing vibration which generates cannot be all opposite according to first piston at any time
The increase of sleeve movement travel and adjust, damping effect is poor.
In addition, the damper of this setup is after used a period of time, frictional force can be due to friction plate and second
The abrasion of Frictional Slipping device and reduce, and then damper gradually fails, cause the noise of washing machine and shake it is increasing, into
And influence the usage experience of user.
Correspondingly, this field needs a kind of new damper to solve the above problems.
Summary of the invention
In order to solve the above problem in the prior art, in order to solve the damping effect of existing damper during the work time
The problems such as fruit is poor and the abrasion of drag ring is easy to cause defective shock absorber, the present invention provides a kind of dampers, including set
Cylinder, the sleeve have first chamber；Plunger, the plunger have second chamber, and the plunger is slidably inserted into
In the first chamber；Throttling element is additionally provided in the first chamber, the throttling element is equipped with several damping holes, if described
A part in dry damping hole is in the sliding of the plunger opens/closes state, the first chamber and described second
Chamber communicates with each other by the damping hole in the open state；The damper further includes at least one elastic component, described
At least one elastic component is arranged in a manner of preventing the throttling element mobile.
In the optimal technical scheme of above-mentioned damper, liquid capsule, the opening of the liquid capsule are provided in the first chamber
End is fixedly connected with the plunger, and fluid is filled in the inner cavity of the liquid capsule and/or the second chamber, and the throttling element is set
It is placed in the liquid capsule.
In the optimal technical scheme of above-mentioned damper, the throttling element includes pedestal and is integrally formed with the pedestal
Or the pipe structure being fixedly connected, the pedestal are set to the one end of the liquid capsule far from the plunger, the pipe structure is inserted into institute
State second chamber.
In the optimal technical scheme of above-mentioned damper, several damping holes being axially set in along the pipe structure
The outer wall of the pipe structure.
In the optimal technical scheme of above-mentioned damper, the axis of the axis of each damping hole and the pipe structure has
There is angle.
In the optimal technical scheme of above-mentioned damper, the angle is 90 degree.
In the optimal technical scheme of above-mentioned damper, the inner wall phase of the circumferential outer rim and the first chamber of the pedestal
Matching.
It is a in the optimal technical scheme of above-mentioned damper, the both ends of first elastic component respectively with the pedestal and
The plunger is connected, and the both ends of second elastic component are connected with the pipe structure and the second chamber respectively.
In the optimal technical scheme of above-mentioned damper, first elastic component and/or second elastic component are spring.
The present invention also provides a kind of device for clothing processing, which includes shell and is set to the shell
In cylindric washer, the cylindric washer is supported in the shell by multiple dampers, wherein at least one in the damper
A is damper described in any one of above scheme.
It will be appreciated to those of skill in the art that damper includes sleeve in the preferred technical solution of the present invention, set
Cylinder has first chamber；Plunger, plunger are equipped with second chamber, and plunger is slidably inserted into first chamber；First chamber
Liquid capsule is provided in room, the open end of liquid capsule is fixedly connected with plunger, filled with stream in the inner cavity of liquid capsule and/or second chamber
Body.Throttling element is additionally provided in liquid capsule, throttling element includes bottom plate and pipe structure, and pipe structure is inserted into second chamber.Pipe structure is equipped with
Several damping holes, a part in several damping holes is in the sliding of plunger opens/closes state, liquid capsule and the second chamber
Room communicates with each other by damping hole in the open state.Damper further includes at least one elastic component, at least one elastic component
It is arranged in a manner of preventing throttling element mobile.
Pass through the setting of throttling element, with the change of plunger stroke in sleeve, the number of damping hole in the open state
Amount is corresponding to be changed, and then damping force also changes accordingly.Specifically, the fluid when plunger does compression movement, in liquid capsule
Flowed to second chamber, while damping hole in the open state is fewer and fewer so that fluid enter the difficulty of second chamber by
Cumulative big, the fluid in first chamber enters second chamber and needs bigger power, so that the damping force for generating damper is bigger.
When plunger does extensional motion, the fluid of second chamber is flowed into liquid capsule, while damping hole in the open state is increasingly
More, so that fluid is gradually reduced by the difficulty that damping hole enters in liquid capsule, the fluid of second chamber is quickly reduced, so that the
Negative pressure in two chambers increases, and causes the fluid in second chamber to enter the damping force that liquid capsule is subject to and becomes larger.Therefore, of the invention
In damper, as stroke of the plunger in sleeve increases, the damping force being subject to is also increasing.That is, laundry
The vibration of machine is bigger, and the damping force that damper provides is also bigger, of the invention for existing washing machine damper
The damping force of damper be all at any time it is variable, damper can be adjusted automatically according to the vibration frequency of washing machine
It is whole, the damping force to match with vibration is formed, to reduce vibration and noise.
Further, at least one elastic component is arranged in a manner of preventing throttling element mobile, then plunger can be made opposite
When sleeve moves back and forth, effectively prevent throttling element mobile with plunger, and then avoid the presence due to throttle resistance, throttling element exists
The problem of damper damping effect is deteriorated caused by arbitrarily stopping in liquid capsule.Also, elastic component can be with when being compressed
Elastic force is generated, further to offset the vibration of washing machine generation, enhances the damping effect of damper.
Detailed description of the invention
With reference to the accompanying drawings and in conjunction with roller washing machine to describe damper of the invention and including the clothing of the damper
Processing unit.In attached drawing:
Fig. 1 is the schematic view of the mounting position of the damper for roller washing machine of the invention；
Fig. 2 is the appearance diagram of the damper for roller washing machine of the invention；
Fig. 3 is the schematic cross-sectional view of the first embodiment of the damper for roller washing machine of the invention；
Fig. 4 is the schematic cross-sectional view of second of embodiment of the damper for roller washing machine of the invention；
Fig. 5 is the schematic cross-sectional view of the third embodiment of the damper for roller washing machine of the invention.
Reference signs list
1, damper；11, sleeve；111, the first fixed part；112, first chamber；12, plunger；121, the second fixed part；
122, second chamber；13, throttling element；131, pedestal；132, pipe structure；133, damping hole；14, liquid capsule；15, the first elastic component；
16, the second elastic component；2, shell；3, roller；4, hydraulic oil.
Specific embodiment
The preferred embodiment of the present invention described with reference to the accompanying drawings.It will be apparent to a skilled person that this
A little embodiments are used only for explaining technical principle of the invention, it is not intended that limit the scope of the invention.For example, although
It is to be described in conjunction with hydraulic oil in specification, still, the present invention obviously can have certain viscosity using other forms
Fluid, as long as the fluid itself will not cause to corrode to plunger and liquid capsule.
It should be noted that in the description of the present invention, term " center ", "upper", "lower", "left", "right", "vertical",
The direction of the instructions such as "horizontal", "inner", "outside" or the term of positional relationship are direction based on the figure or positional relationship, this
It is intended merely to facilitate description, rather than indication or suggestion described device or element must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second ", " third " are only used
In description purpose, it is not understood to indicate or imply relative importance.
In addition it is also necessary to explanation, in the description of the present invention unless specifically defined or limited otherwise, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.To those skilled in the art, it can understand that above-mentioned term exists as the case may be
Concrete meaning in the present invention.
With reference first to Fig. 1, Fig. 2 and Fig. 3, wherein Fig. 1 is the installation position of the damper for roller washing machine of the invention
Set schematic diagram；Fig. 2 is the appearance diagram of the damper for roller washing machine of the invention；Fig. 3 is of the invention for rolling
The schematic cross-sectional view of the first embodiment of the damper of cylinder washing machine.
As shown in Figure 1, one end of the damper 1 for roller washing machine of the invention is connected to the shell of roller washing machine
On 2, the other end of damper 1 is connected to the bottom of roller 3, when roller 3 shakes during the work time, 1 energy of damper
It enough supports roller 3 and consumes the vibration energy of the generation of roller 3.Specifically, as shown in Figures 2 and 3, damper 1 mainly wraps
The first fixed part 111, the column for including sleeve 11, being fixedly connected with the first end (left end of sleeve 11 shown in Fig. 3) of sleeve 11
Plug 12 and the second fixed part 121 being fixedly connected with the first end (right end of plunger 12 shown in Fig. 3) of plunger 12.Its
In, sleeve 11 has first chamber 112, is provided with second chamber 122 in plunger 12.In assembled state, plunger 12
Second end (left end of plunger 12 shown in Fig. 3) is slideably from the second end of the sleeve 11 (right side of sleeve 11 shown in Fig. 3
End) it is inserted into the first chamber 112 of sleeve 11.Preferably, the outer wall of plunger 12 and the inner wall of sleeve 11 are slideably close
Engagement.First fixed part 111 is used to be connected to the roller 3 of washing machine, and the second fixed part 121 is used to be connected to the shell of washing machine
2.It is, of course, understood that the first fixed part 111 can also be connected to the shell 2 of washing machine, by the second fixed part 121
It is connected to the roller 3 of washing machine.
Refering to Fig. 3, it is provided with liquid capsule 14 in first chamber 112, throttling element 13 is provided in liquid capsule 14.The envelope of liquid capsule 14
Closed end (left end of liquid capsule 14 shown in Fig. 3) is resisted against in the first chamber 112 of sleeve 11, is preferably fixed and is connected with sleeve 11
It connects.The open end (right end of liquid capsule 14 shown in Fig. 3) of liquid capsule 14 is hermetically closely connect with the second end of plunger 12.Throttling
Part 13 is set to the closed end of liquid capsule 14 including pedestal 131 and the pipe structure 132 being fixedly connected with pedestal 131, pedestal 131,
Pipe structure 132 is inserted into second chamber 122.Several damping holes 133, the inner cavity of liquid capsule 14 and/or are provided in pipe structure 132
By injection hydraulic oil 4, when plunger 12 slides in the first chamber 112 of sleeve 11, several damping holes in two chambers 122
A part of damping hole 133 in 133, which is in, opens/closes state, and hydraulic oil 4 can pass through damping hole in the open state
133 back and forth flow in liquid capsule 14 and second chamber 122.Preferably, liquid capsule 14 is made by elastic material or flexible material,
Such as polyurethane, silica gel, the materials such as rubber.Pedestal 131 and pipe structure 132 are integrally formed, several damping holes 133 are along pipe structure
132 outer wall for being axially set in pipe structure 132, and the axis of damping hole 133 and the axis of pipe structure 132 have angle.
It is further preferred that the axial direction along pipe structure 132 is provided with two rows damping hole 133, the axis and pipe structure of damping hole 133
Angle between 132 axis is 90 °, that is, damping hole 133 is perpendicular to horizontally arranged (according to orientation shown in Fig. 3).
Pedestal 131 matches in the inner wall of circumferential outer rim and first chamber 112, if first chamber 112 is cylindrical cavity, pedestal
131 be cylindrical structure, and the cross-sectional diameter of cylindrical structure cross-sectional diameter and cylindrical cavity is roughly equal.
From the description above it can be seen that on the one hand, since the open end of liquid capsule 14 is fixedly connected with plunger 12, liquid capsule 14
Closed end be fixedly connected with sleeve 11, therefore, plunger 12 move back and forth during, plunger 12 can stretch or compress liquid capsule
14, in turn, liquid capsule 14 can provide an elastic damping power, as plunger 12 deviates the increasing of the stroke of equilbrium position in sleeve 11
Greatly, the elastic damping power being subject to also is increasing, and enhances the damping effect of damper 1.Importantly, on the other hand, by
In being provided with throttling element 13, and the insertion second chamber 122 of pipe structure 132 of throttling element 13 in liquid capsule 14, therefore, in plunger
During 12 move back and forth, the number of damping hole 133 in the open state is changing at any time, and then passes through damping hole 133
The damping force of generation is also correspondingly changing, and further enhances the damping effect of damper 1.Further, since in first chamber
One end that liquid capsule 14 and liquid capsule 14 are provided in 112 is sealingly connected to plunger 12, therefore, in plunger 12 relative to stating sleeve
During 11 are slided, 4 meetings of hydraulic oil are flowed between liquid capsule 14 and second chamber 122, are avoided due to hydraulic oil 4
The problem of damper 1 fails caused by leakage.And pedestal 131 matches in the inner wall of circumferential outer rim and first chamber 112
Set-up mode, also enable pedestal 131 to limit the horizontal position of pipe structure 132, so that plunger 12 and throttling element 13
Between sliding more smoothly and stablize, avoid since throttling element 13 is during the work time due to there is the pipe structure of throttling element 13
The case where damper 1 fails caused by 132 appearance biasing phenomenons.
In other words, compared to the existing damper of rotating drum washing machine for carrying out damping using frictional force, of the invention subtracts
The damping force of the generation of device 1 damping force inconstant at any time is shaken, is changed with the amplitude of vibration, the vibration of vibration
Width is bigger, and the damping force for resisting the vibration that damper 1 generates is also bigger.And damper 1 of the invention can't be because of
Phenomena such as abrasion and the problem of cause damper 1 to fail after a period of operation, hindered in the prior art to solve
The problem of Buddhist nun's power is unable to consecutive variations substantially enhances the damping effect of damper 1, substantially improves user and uses laundry drum
Machine makes user experience.
Herein it should also be noted that, in the present embodiment with no restriction to the quantity and diameter of damping hole 133, for difference
For the damper 1 of model, the quantity and diameter of damping hole 133 are not quite similar.For example, for smaller damper
For 1, the diameter of damping hole 133 can be in the thickness section of a few tenths of a mm to several millimeters；And the damper 1 of relatively large-scale
It says, the diameter of damping hole 133 can be in several millimeters to more than ten millimeters of thickness section.
Those skilled in the art will also be appreciated that the preferred arrangement of above-mentioned damping hole 133 is used merely to explain
The principle of the present invention, it is not intended that with limit the scope of the invention, under the premise of without departing from the principle of the invention, this field
Technical staff can also carry out any form of adjustment to above-mentioned set-up mode, to adapt to more specifical application.Example
Such as, the section of damping hole 133 can also be ellipse or rectangle；Pedestal 131 and pipe structure 132 can be consolidated by the way of being spirally connected
Fixed connection；Angle between the axis of damping hole 133 and the axis of pipe structure 132 can be any angle, such as damping hole 133
The angle of axis and the axis of pipe structure 132 in horizontal direction to the left is 45 °.
With further reference to Fig. 3, in a kind of more preferably embodiment, damper 1 further includes at least one elastic component,
At least one elastic component is arranged in a manner of preventing throttling element 13 mobile.Preferably, two elastic components can be set in damper 1,
Respectively the first elastic component 15 and the second elastic component 16, and the first elastic component 15 and the second elastic component 16 can be set to it is in office
The meaning moment all has compressive deformation.Orientation as shown in Figure 3, the both ends of the first elastic component 15 right circular with pedestal 131 respectively
The second end of face and plunger 12 is connected, the both ends of the second elastic component 16 respectively with the right end annular surface of pipe structure 132 and
The right side of two chambers 122 is connected.Specifically, elastic component can be spring, leaf spring or elastomer block.
Have the advantage that in this way: on the one hand, plunger 12 is when relative sleeve 11 moves back and forth, 15 He of the first elastic component
Second elastic component 16 can effectively prevent throttling element 13 mobile with plunger 12, especially when plunger 12 does extensional motion, the
One elastic component 15 and the second elastic component 16 all have the set-up mode of compressive deformation at any time, stop throttling element 13 always
In fixed position, and then the presence due to throttle resistance is avoided, throttling element 13 arbitrarily stops in liquid capsule 14 and leads to damper 1
Damping effect the phenomenon that being deteriorated.On the other hand, the first elastic component 15 and the second elastic component 16 all have at any time
The set-up mode of compressive deformation, the elastic force for generating the first elastic component 15 and the second elastic component 16 are further offset
The vibration that washing machine generates, further enhances the damping effect of damper 1, this effect when plunger 12 does compression movement especially
Obviously.
Certainly, the quantity of elastic component and set-up mode and not exclusive, those skilled in the art can also make it accordingly
Adjustment, so that it adapts to more specifical application scenarios.
Referring to Fig. 4 and Fig. 5, to describe other two kinds of embodiments of elastic component in damper 1 of the invention.Its
In, Fig. 4 is the schematic cross-sectional view of second of embodiment of the damper for roller washing machine of the invention；Fig. 5 is this hair
The schematic cross-sectional view of the third embodiment of the bright damper for roller washing machine.
Referring to Fig. 4 and Fig. 5, in the case of the set-up mode of remaining feature of damper 1 is constant, elastic component can also be only
Setting one such as only retains the first elastic component 15 (referring to Fig. 4) in the first embodiment, or only retains the first embodiment party
The second elastic component 16 (referring to Fig. 5) in formula, such set-up mode can equally complete that throttling element 13 is prevented to move with plunger 12
Dynamic and elastic force can further offset the effect of vibration.
It is described briefly below with reference to working principle of the Fig. 3 to the damper 1 for roller washing machine of the invention.
By shown in the orientation Fig. 3, when 12 stress of plunger is slided to the left, 14 volume of liquid capsule becomes smaller, and is in and beats on throttling element 13
The damping hole 133 of open state is reduced, and hydraulic oil 4 is squeezed, and the inner cavity of liquid capsule 14 generates positive pressure, which keeps hydraulic oil 4 logical
It crosses damping hole 133 in the open state to flow to second chamber 122, hydraulic oil 4 is when flowing to second chamber 122 to plunger 12
Damping force to the right is generated, while the first elastic component 15 and the second elastic component 16 are generated biggish elastic force by compression, with damping
Power slows down the movement of plunger 12 to the left together, plays the effect of damping；When 12 stress of plunger is slided to the right, second chamber
122 and the volume of liquid capsule 14 all become larger, damping hole 133 in the open state increases on throttling element 13, and hydraulic oil 4 is drawn
It stretches, the inner cavity of liquid capsule 14 generates negative pressure, which makes hydraulic oil 4 in the inner cavity that damping hole 133 enters liquid capsule 14, hydraulic oil
4 generate damping force to the left to plunger 12 when flowing to the inner cavity of liquid capsule 14, slow down the movement of plunger 12 to the left, play damping
Effect, while the first elastic component 15 and the second elastic component 16 prevent throttling element 13 due to still having elastic force with compressive deformation
It moves right with plunger 12.
Referring again to Fig. 1, another aspect of the present invention provides a kind of washing machine comprising shell 2 and is set to shell
Roller 3 in 2, roller 3 are supported on shell 2 by two dampers 1, it is preferable that two dampers 1 are this above-mentioned hair
The bright damper 1 for roller washing machine.Certainly, setting quantity of the damper 1 in roller washing machine is not unalterable,
Three, four or more dampers 1 are also provided in roller washing machine, and at least one in these dampers 1
A is the damper 1 of aforementioned present invention.
In addition it should be pointed out that although the above preferred embodiment is illustrated by taking roller washing machine as an example,
But this is not intended to limit protection scope of the present invention, it may occur to persons skilled in the art that, in addition to roller washing machine, this
Invention can also be applied to other device for clothing processing, such as can also be applied to rotary drum washing machine, dryer and shoe washing machine
Device with the same or similar shock-damping structure.
So far, it has been combined preferred embodiment shown in the drawings and describes technical solution of the present invention, still, this field
Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific embodiments.Without departing from this
Under the premise of the principle of invention, those skilled in the art can make equivalent change or replacement to the relevant technologies feature, these
Technical solution after change or replacement will fall within the scope of protection of the present invention.
Claims (10)
1. a kind of damper, comprising:
Sleeve, the sleeve have first chamber；
Plunger, the plunger have second chamber, and the plunger is slidably inserted into the first chamber；
It is characterized in that, being additionally provided with throttling element in the first chamber, the throttling element is equipped with several damping holes, if described
A part in dry damping hole is in the sliding of the plunger opens/closes state, the first chamber and described second
Chamber communicates with each other by the damping hole in the open state；
The damper further includes at least one elastic component, side of at least one the described elastic component to prevent the throttling element mobile
Formula setting.
2. damper according to claim 1, which is characterized in that be provided with liquid capsule, the liquid capsule in the first chamber
Open end be fixedly connected with the plunger, in the inner cavity of the liquid capsule and/or the second chamber be filled with fluid, the section
Stream part is set in the liquid capsule.
3. damper according to claim 2, which is characterized in that the throttling element include pedestal and with the pedestal one
Pipe structure that is body formed or being fixedly connected, the pedestal are set to the one end of the liquid capsule far from the plunger, the pipe structure
It is inserted into the second chamber.
4. damper according to claim 3, which is characterized in that axial direction of several the described damping holes along the pipe structure
It is set to the outer wall of the pipe structure.
5. damper according to claim 4, which is characterized in that the axis of each damping hole and the pipe structure
Axis has angle.
6. damper according to claim 5, which is characterized in that the angle is 90 degree.
7. damper according to claim 6, which is characterized in that the circumferential outer rim of the pedestal and the first chamber
Inner wall matches.
8. the damper according to any one of claim 3 to 7, which is characterized in that the damper includes being arranged in institute
The second elastic component stating the first elastic component in liquid capsule and being arranged in the second chamber, the both ends point of first elastic component
Be not connected with the pedestal and the plunger, the both ends of second elastic component respectively with the pipe structure and described second
Chamber is connected.
9. damper according to claim 8, which is characterized in that first elastic component and/or second elastic component
For spring.
10. a kind of device for clothing processing, including shell and the cylindric washer being set in the shell, the cylindric washer passes through multiple
Damper is supported in the shell, which is characterized in that at least one of described damper is to appoint according in claim 1-9
Damper described in one.
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| CN201710662973.5A CN109385832B (en) | 2017-08-04 | 2017-08-04 | Damper and laundry treating apparatus including the same |
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| CN201710662973.5A CN109385832B (en) | 2017-08-04 | 2017-08-04 | Damper and laundry treating apparatus including the same |
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| CN109385832A true CN109385832A (en) | 2019-02-26 |
| CN109385832B CN109385832B (en) | 2021-12-03 |
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| EP0478273A2 (en) * | 1990-09-25 | 1992-04-01 | Bridgestone Corporation | Vibration damping device |
| CN202132441U (en) * | 2011-06-24 | 2012-02-01 | 浙江强广剑工贸有限公司 | Damping shock absorber |
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| CN109385832B (en) | 2021-12-03 |
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Effective date of registration: 20211103 Address after: 266101 south side of Tuanjie road and west side of zonger Road, Huangdao District, Qingdao City, Shandong Province Applicant after: QINGDAO HAIER WASHING ELECTRIC APPLIANCES Co.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER DRUM WASHING MACHINE Co.,Ltd. |
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