CN107604588A - A kind of roller washing machine - Google Patents
A kind of roller washing machine Download PDFInfo
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- CN107604588A CN107604588A CN201610542479.0A CN201610542479A CN107604588A CN 107604588 A CN107604588 A CN 107604588A CN 201610542479 A CN201610542479 A CN 201610542479A CN 107604588 A CN107604588 A CN 107604588A
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- 238000005406 washing Methods 0.000 title claims abstract description 117
- 230000035939 shock Effects 0.000 claims abstract description 12
- 239000000725 suspension Substances 0.000 claims description 43
- 238000009527 percussion Methods 0.000 abstract description 6
- 230000002745 absorbent Effects 0.000 abstract description 5
- 239000002250 absorbent Substances 0.000 abstract description 5
- 230000002441 reversible effect Effects 0.000 abstract description 4
- 238000004806 packaging method and process Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000013016 damping Methods 0.000 description 29
- 238000013461 design Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 239000006096 absorbing agent Substances 0.000 description 7
- 230000018044 dehydration Effects 0.000 description 7
- 238000006297 dehydration reaction Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000004744 fabric Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 238000010977 unit operation Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012279 drainage procedure Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention discloses a kind of roller washing machine, including housing, outer barrel, the pendulum spring being connected to above outer barrel, damper below outer barrel and the mass for being arranged at outer barrel bottom, the mass hang on outer barrel bottom, flexible shock absorbing apparatus between mass and outer barrel.The present invention makes full use of the space of existing outer barrel bottom, the amplitude of washing outer barrel vibration is offset with reverse resonance principle, the energy reversely to be resonated by the precompressed shock-proof spring absorbent gauge block between mass and outer barrel and outer barrel, avoid the two percussion that noise occurs or cause the damage of outer barrel.A kind of roller washing machine disclosed in this invention, simple in construction, additional components are few, and cost is low, and packaging efficiency is high, and reliability is high, hence it is evident that reduce noise during washing machine operation.
Description
Technical field
The invention belongs to washing machine field, specifically, is related to a kind of roller washing machine.
Background technology
In washing machine field, the working method of roller washing machine and the working method of rotary drum washing machine are different, impeller
The inner cylinder of washing machine is to carry out left rotation and right rotation washing clothing around vertical axis, and the inner cylinder of roller washing machine is entered around trunnion axis
Row left rotation and right rotation washs clothing, and the difference of direction of rotation makes both outer barrel mounting means, damping modes also differ.In damping
Aspect, the outer barrel of roller washing machine is mostly vacantly to be placed in casing, and the scheme of use is：Using two to four extension springs by outer barrel
It is hung among casing, when inner cylinder rotating drives outer barrel to rock, extension spring can mitigate the shaking amplitude of outer barrel and reduce noise.Separately have
Some roller washing machines strengthen damping effect to mitigate the gravity suffered by extension spring, and respective numbers are set below outer barrel
Damper Braces bar, Damper Braces bar not only shares a part of gravity, and can carry out rocking for certain amplitude with outer barrel, significantly
Offset and reduce the vibration amplitude and voice of outer barrel.But in above-mentioned damping modes, because extension spring and Damper Braces bar are to hold
Continuous stress, and the size of gravity can constantly change with the how many and different washing procedure of clothing, and then outer barrel rocks every time
Amplitude it is also different, work long hours in this state, can cause extension spring and Damper Braces bar that a certain degree of shape occurs
Become, reduce service life and have impact on the damping effect of washing machine.Other extension spring and Damper Braces bar and outer barrel are all that point connects
Even, shock absorption principle is all the movement travel of itself of stretching with the size variation of outer barrel centrifugal force, when the centrifugal force of outer barrel is more than
During the limit of extension spring or Damper Braces bar, outer barrel and casing collision phenomenon will occur, at work, roller washing machine needs to subtract
When the situation of shake occurs mainly in dehydration procedure, the number of clothing and washings can all influence the size of centrifugal force in inner cylinder,
When inner cylinder is dehydrated, the water in clothing is a process gradually decreased, if clothing when dehydration starts in interior bucket puts inequality
Weighing apparatus, when rotated caused centrifugal force can usually be more than the damping limit of extension spring and Damper Braces bar, cause inner cylinder send compared with
Big noise, this is also larger to extension spring and the infringement of Damper Braces bar.Therefore in the prior art usually using reduction dewatering speed
To reduce noise, this not only have impact on dehydrating effect, also reduce operating efficiency.
Occurring some has the vibration damping mode of balancing weight again due to the above, and this mode passes through the difference to outer barrel
Position sets corresponding balancing weight and increases the gross mass of outer barrel to increase the overall inertia of outer barrel, so as to reduce washing machine operation
When vibratory output, suppress the dynamic unbalance problem in whole laundry staving operation process using the quiet inertia of balancing weight.
The invention of Application No. 201110158272.0 discloses a kind of damping device of roller washing machine, is related to laundry
Machine field, including housing, outer barrel, the extension spring being connected to above outer barrel, the Damper Braces bar below outer barrel, outer barrel are opened
Mouthful end and bottom are respectively arranged with front-end weight block and rear balancing weight, it is characterised in that two stage clips are installed below outer barrel, two
Individual stage clip is separately mounted to the both sides of outer barrel bottom axis.This programme by stage clip and damping pole with the use of solve by
In add balancing weight and caused by extension spring bear a heavy burden the problem of excessive.But balancing weight is still completely rigid with outer barrel in the present invention
It is fixed as one, shock absorption principle is still to increase stability by the weight of increase outer barrel.
A kind of dynamic shock-absorbing device for drum washing machine of the disclosure of the invention of Application No. 200910025705.8, including with
Pouring weight and dynamic shock absorber, two balancing weights are separately positioned on the left and right sides of external cylinder of drum-type washing machine, and two are used for reducing rolling
The dynamic shock absorber of cylinder vibration of washing machine is separately positioned on the balancing weight of the left and right sides.Dynamic shock absorber is used for shifting vibration system
The energy of system, reduce the vibration of roller washing machine.Dynamic shock absorber includes oscillator, spring, upper cover plate and lower cover, upper cover plate and
Lower cover is arranged on balancing weight, and spring is equipped with the both ends of oscillator, and the spring that oscillator is set by both ends is arranged on upper lid
On plate and lower cover.The program makes dynamic shock absorber using absorbing principle is resonated, and the vibration of staving is transferred on oscillator,
Wish to reduce vibration by the energy of transfer vibrational system.But this mode is merely able to provide turning for the vibrational energy of part
Move, and the structure of shock absorber is more complicated, and need to be arranged on the balancing weight of the left and right sides so that washing machine shell
Volume further increases.
In view of this it is special to propose the present invention.
The content of the invention
The technical problem to be solved in the present invention is overcome the deficiencies in the prior art, there is provided a kind of roller washing machine, structure
Simply, additional components are few, and cost is low, and packaging efficiency is high, and reliability is high, hence it is evident that reduce noise during washing machine operation.
In order to realize the purpose, the present invention adopts the following technical scheme that：
A kind of roller washing machine, including housing, outer barrel, the pendulum spring being connected to above outer barrel, below outer barrel
Damper and be arranged at the mass of outer barrel bottom, the mass hangs on outer barrel bottom, had between mass and outer barrel
Flexible shock absorbing apparatus.
Further, the outer drum outer wall has lower suspension part, and the lower suspension part is located at the lower half of outer drum outer wall, and
The both sides of outer barrel mass axis are symmetricly set in, the lower suspension part has the through hole for connecting.
Further, the mass has suppending hole, is connected by the lower suspension part for hanging spring or flexible rope and outer barrel
Connect.
Further, the close outer barrel side of mass is stated with the analogous shape with outer barrel close to mass side.
Further, the elastic shock-proof device between the mass and outer drum outer wall is the shock-proof spring of precompressed, described
The drift of shock-proof spring is more than the space length of the mass and outer drum outer wall.Elastic shock-proof device can also be damping
Other elastic devices such as device, resilient rubbber cushion.
Further, stating mass has the spring fastening seat of circular sinking, is provided with and pacifies close to mass side outside outer barrel
Seat is filled, the shock-proof spring precommpression is positioned between the spring fastening seat and mounting seat.
Presently preferred scheme, the mass bottom set damper, are connected mass by damper
On bottom plate.
Further, the outer drum outer wall has upper suspension part, and the upper suspension part is located at the upper half of outer drum outer wall, right
Claim the both sides for being arranged at outer barrel mass axis, the upper suspension part has the through hole for connecting.
Further, the outer barrel is by being connected on outer barrel the pendulum spring above suspension part and washing machine shell phase
Even.
Further, the outer barrel is fastened on bottom plate by the damper below outer barrel.
After adopting the above technical scheme, the present invention has the advantages that compared with prior art.
The present invention offsets the amplitude of washing machine outer barrel vibration with reverse resonance principle, is reached with the mode of active vibration damping
The effect of low vibration, the maximum of the amplitude of mass and the maximum of the amplitude of outer barrel are always at phase in this fashion
Anti- direction, the two superposition, effectively reduces the maximum amplitude of laundry machine dehydration resonance, effectively improves the vibration of washing machine,
The vibrating noise of washing machine is effectively reduced, washing machine operating is more steady, greatly improves consumer-user's experience.Due to
Using the mode of active damping, it is usually increase outer barrel rest inertia so the weight of mass sets to be much smaller than and sets
The weight for the mass put, the load of the extension spring for hanging outer barrel and the damper of support outer barrel is so not only alleviated, is carried
Outside the high reliability of these attachment means, and also reduce the weight of complete machine, so as to be more beneficial for the carrying of washing machine and
Maintenance.At the same time precompressed shock-proof spring is provided between mass and outer barrel, this pre-compressed spring absorbent gauge block and outer barrel are anti-
To the energy of resonance, avoid the two percussion that noise occurs or cause the damage of outer barrel.Simultaneously of the invention as one is another
Individual preferred scheme, the mass bottom set damper, mass are connected on the bottom plate of washing machine by damper, this
The effect that kind mode not only can still reach active damping by the combination of damper can also further mitigate mass pair
The pulling force of suspension part under outer barrel, extend the life-span of corresponding connector.And mass, which is disposed in proximity to outer barrel side, has outer barrel
Analogous shape, it is such to design the inner space for taking full advantage of roller washing machine in the space of outer barrel bottom to bottom plate,
So that increase the shell sizes that the vibration absorber does not have to change existing washing machine.A kind of roller disclosed in this invention on the whole
Washing machine, simple in construction, additional components are few, and cost is low, and packaging efficiency is high, and reliability is high, hence it is evident that reduce washing machine operation
When noise.
The embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings.
Brief description of the drawings
A part of the accompanying drawing as the present invention, for providing further understanding of the invention, of the invention is schematic
Embodiment and its illustrate to be used to explain the present invention, but do not form inappropriate limitation of the present invention.Obviously, drawings in the following description
Only some embodiments, to those skilled in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.In the accompanying drawings：
Fig. 1 is washing machine front view of the present invention；
Fig. 2 is washing machine axonometric drawing of the present invention；
Fig. 3 is the washing machine embodiment axonometric drawing that the present invention has oblique damper；
Fig. 4 is the washing machine embodiment axonometric drawing that the present invention has horizontal damping device；
Fig. 5 is mass block structure feature schematic diagram of the present invention；
Fig. 6 is the oscillating curve figure of existing washing machine；
Fig. 7 is the oscillating curve figure of washing machine of the present invention；
In figure：1st, upper extension spring；2nd, upper suspension part；3rd, side panel；4th, lower suspension part；5th, lower connecting portion；6th, mass；7th, bottom
Plate；8th, footing；9th, damper；10th, shock-proof spring；11st, lower extension spring；12nd, inner cylinder；13rd, outer barrel；14th, buttress brace；15th, mounting seat；
16th, shock-proof spring fastening seat；17 suppending holes；18th, oblique damper；19th, horizontal damping device.
It should be noted that these accompanying drawings and word description are not intended as the design model limiting the invention in any way
Enclose, but be that those skilled in the art illustrate idea of the invention by reference to specific embodiment.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in embodiment is clearly and completely described, following examples be used for illustrate the present invention, but
It is not limited to the scope of the present invention.
It is term " on ", " under ", "front", "rear", "left", "right", " perpendicular in the description of the invention, it is necessary to explanation
Directly ", the orientation of the instruction such as " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, merely to just
In the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation, with
Specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As shown in Figures 1 to 7, present invention is disclosed a kind of roller washing machine, including housing, outer barrel, it is connected on outer barrel
The pendulum spring of side, damper below outer barrel and the mass for being arranged at outer barrel bottom, the mass are hung on
Outer barrel bottom, there is the shock-proof spring or other elastic shock-proof devices of precompressed between mass and outer barrel.With reverse resonance
Principle offsets the amplitude of washing machine outer barrel vibration, and the effect of low vibration has been reached with the mode of active vibration damping.
The intrinsic frequency f of existing washing machine0(Hz)：
K is the coefficient of elasticity for hanging spring, and m is washing machine initial mass (draining rear cylinder body system and total matter of wet cloth
Amount), ζ is the system damping coefficient of the formation such as damper rod.
Inner cylinder is being dehydrated with drainage procedure, and oscillating curve is as shown in fig. 6, rotating speed 0-1600r/min, i.e., frequency is in 0-
Change between 27Hz, necessarily pass system frequency system when both frequencies are close and necessarily lead to resonance, the cycle of resonance
For T0, the now amplitude A of outer barrel0Maximum, when the resonance amplitude under certain rotating speed is larger, vibration can be clearly felt that, and now
Vibrating noise it is very big, strong influence consumer-user experience.The oscillating curve of the present invention this as shown in fig. 7, subtract
In mode of shaking, the amplitude A of mass1Maximum and outer barrel amplitude A0Maximum be always at opposite direction, the two is folded
Add, effectively reduce the maximum amplitude of laundry machine dehydration resonance, effectively improve the vibration of washing machine, effectively reduce washing machine
Vibrating noise, washing machine operating it is more steady, greatly improve consumer-user experience.At the same time mass and outer barrel
Between be provided with precompressed shock-proof spring, the energy that this pre-compressed spring absorbent gauge block and outer barrel reversely resonate, avoid the two percussion
Noise occurs or causes the damage of outer barrel.
Embodiment 1：
As shown in Figure 1, Figure 2 with shown in Fig. 5, the outer wall of the washing machine outer barrel 13 in the present embodiment has lower suspension part 4, under described
Suspension part 4 is located at the lower half of the outer wall of outer barrel 13, is symmetricly set in the both sides of the mass axis of outer barrel 13, and the lower suspension part 4 has
There is the through hole for connection.Mass 6 has suppending hole, and by hanging, spring is namely lower to hang spring 11 or flexible rope and outer barrel 13
Lower suspension part 4 connect.The present invention takes full advantage of the space of the existing bottom of external cylinder of drum-type washing machine 13, by adjusting mass
6 weight and the lower coefficient of elasticity for hanging spring 11 so that the weight block 6 plays reverse resonance in the washing unit operation of washing machine
Effect, mass 6 and outer barrel 13 have certain distance, to provide the resonant space of mass 6.Mass 6 has shock-absorbing
Spring fastens seat 16, and outer barrel also has mounting seat 15, the shock-proof spring 10 of installation precompressed therebetween, i.e., in described resonant space
Shock-proof spring 10 with precompressed.So that mass 6 is absorbed with the energy that outer barrel 13 reversely resonates by shock-proof spring 10, two are avoided
Person's percussion occurs noise or causes the damage of outer barrel 13.
As shown in fig. 6, the intrinsic frequency f of washing of drum type washing machine unit of the present invention0(Hz)：
K is the coefficient of elasticity of upper extension spring 1, and m is washing machine initial mass (draining rear cylinder body system and total matter of wet cloth
Amount), ζ is the system damping coefficient of the grade formation of damper 9, A0Oscillation Amplitude when being run for washing machine.
Due to the presence of resonant mode gauge block 6 in the present embodiment, shock-proof spring 10, lower extension spring 11, the matter of mass 6 can be passed through
The optimization design of amount so that the resonator system of mass 6 forms a resonant frequency f1(Hz):
k1Be it is lower extension spring 11 coefficient of elasticity, m1For the quality of mass 6.
By the design of the present invention, the resonance curve of washing machine is as shown in fig. 7, the maximum A of the amplitude of mass 61
With the maximum A of the amplitude of washing unit0Opposite direction is always at, the two superposition, effectively reduces laundry machine dehydration
The maximum amplitude of resonance, the oscillating region of washing machine is effectively improved, effectively reduce the vibrating noise of washing machine, greatly carry
High consumer-user's experience.
At the same time, the outer wall of outer barrel 13 of washing machine has upper suspension part 2, and the upper suspension part 2 is located at outer drum outer wall
Upper half, the both sides of the mass axis of outer barrel 13 are symmetricly set in, the upper suspension part 2 has the through hole for connecting, described outer
Cylinder 13 is by being connected on the upper extension spring 1 and washing machine shell on outer barrel 13 in the pendulum spring i.e. figure of the top of suspension part 2
Buttress brace 14 be connected, have inner barrel of washing 12 inside outer barrel 13, while the outer barrel 13 passes through the resistance installed in the lower section of outer barrel 13
Buddhist nun's device 9 is fastened on bottom plate 7, and the bottom plate 7 of shell is fastenedly connected with footing 8, supports whole washing machine.Upper extension spring 1 can be with
Partial buffer kinetic energy, and vibration reciprocating motion is provided, energy of the damper 9 against frictional damping consumption vibration so that outer barrel
Big vibration is smaller to be delivered on shell.
Embodiment 2：
As shown in Fig. 1, Fig. 3 and Fig. 5, the outer wall of the washing machine outer barrel 13 in the present embodiment has lower suspension part 4, under described
Suspension part 4 is located at the lower half of the outer wall of outer barrel 13, is symmetricly set in the both sides of the mass axis of outer barrel 13, and the lower suspension part 4 has
There is the through hole for connection.Mass 6 has suppending hole, and by hanging, spring is namely lower to hang spring 11 or flexible rope and outer barrel 13
Lower suspension part 4 connect, while the bottom of mass 6 is provided with oblique damper 18 and is connected with bottom plate 7.The present invention takes full advantage of
The space of the existing bottom of external cylinder of drum-type washing machine 13, pass through the weight for adjusting mass 6 and the lower coefficient of elasticity for hanging spring 11 so that
The weight block 6 plays the effect reversely to resonate in the washing unit operation of washing machine, and mass 6 has a spacing with outer barrel 13
From to provide the resonant space of mass 6.Mass 6 has shock-proof spring fastening seat 16, and outer barrel also has mounting seat 15,
The shock-proof spring 10 of precompressed is installed therebetween, i.e., the shock-proof spring 10 in described resonant space with precompressed.So that mass 6
Absorbed with the energy that outer barrel 13 reversely resonates by shock-proof spring 10, avoid the two percussion that noise occurs or cause the damage of outer barrel 13
It is bad.Impact energy when oblique damper 18 can be vibrated with absorbent gauge block 6 simultaneously, the vibration of mass 6 is reduced, limit quality
The maximum vibration amplitude of the vertical direction of block 6, more preferable effectiveness in vibration suppression is realized by adjusting the parameter of oblique damper 18.
As shown in fig. 6, the intrinsic frequency f of washing of drum type washing machine unit of the present invention0(Hz)：
K is the coefficient of elasticity of upper extension spring 1, and m is washing machine initial mass (draining rear cylinder body system and total matter of wet cloth
Amount), ζ is the system damping coefficient of the grade formation of damper 9, A0Oscillation Amplitude when being run for washing machine.
Due to the presence of resonant mode gauge block 6 in the present embodiment, shock-proof spring 10, lower extension spring 11, the matter of mass 6 can be passed through
The optimization design of the damped coefficient of amount and oblique damper 18 so that the resonator system of mass 6 forms a new resonance
Frequency f1(Hz):
k1Be it is lower extension spring 11 coefficient of elasticity, m1For the quality of mass 6, ζ1It is the quality of the oblique grade of damper 18 formation
Block resonator system damped coefficient.
By the design of the present invention, the resonance curve of washing machine is as shown in fig. 7, the maximum A of the amplitude of mass 61
With the maximum A of the amplitude of washing unit0Opposite direction is always at, the two superposition, effectively reduces laundry machine dehydration
The maximum amplitude of resonance, the oscillating region of washing machine is effectively improved, effectively reduce the vibrating noise of washing machine, greatly carry
High consumer-user's experience.
At the same time, the outer wall of outer barrel 13 of washing machine has upper suspension part 2, and the upper suspension part 2 is located at outer drum outer wall
Upper half, the both sides of the mass axis of outer barrel 13 are symmetricly set in, the upper suspension part 2 has the through hole for connecting, described outer
Cylinder 13 is by being connected on the upper extension spring 1 and washing machine shell on outer barrel 13 in the pendulum spring i.e. figure of the top of suspension part 2
Buttress brace 14 be connected, have inner barrel of washing 12 inside outer barrel 13, while the outer barrel 13 passes through the resistance installed in the lower section of outer barrel 13
Buddhist nun's device 9 is fastened on bottom plate 7, and the bottom plate 7 of shell is fastenedly connected with footing 8, supports whole washing machine.Upper extension spring 1 can be with
Partial buffer kinetic energy, and vibration reciprocating motion is provided, energy of the damper 9 against frictional damping consumption vibration so that outer barrel
Big vibration is smaller to be delivered on shell.
Embodiment 3：
As shown in Figure 1, Figure 4 and Figure 5, the outer wall of the washing machine outer barrel 13 in the present embodiment has lower suspension part 4, under described
Suspension part 4 is located at the lower half of the outer wall of outer barrel 13, is symmetricly set in the both sides of the mass axis of outer barrel 13, and the lower suspension part 4 has
There is the through hole for connection.Mass 6 has suppending hole, and by hanging, spring is namely lower to hang spring 11 or flexible rope and outer barrel 13
Lower suspension part 4 connect, while the bottom of mass 6 is provided with horizontal damping device 19 and is connected with bottom plate 7.The present invention takes full advantage of
The space of the existing bottom of external cylinder of drum-type washing machine 13, pass through the weight for adjusting mass 6 and the lower coefficient of elasticity for hanging spring 11 so that
The weight block 6 plays the effect reversely to resonate in the washing unit operation of washing machine, and mass 6 has a spacing with outer barrel 13
From to provide the resonant space of mass 6.Mass 6 has shock-proof spring fastening seat 16, and outer barrel also has mounting seat 15,
The shock-proof spring 10 of precompressed is installed therebetween, i.e., the shock-proof spring 10 in described resonant space with precompressed.So that mass 6
Absorbed with the energy that outer barrel 13 reversely resonates by shock-proof spring 10, avoid the two percussion that noise occurs or cause the damage of outer barrel 13
It is bad.Impact energy when horizontal damping device 19 can be vibrated with absorbent gauge block 6 simultaneously, once the level of vibration amplitude of mass 6
Too big, consumption level vibrational energy can also be limited the horizontal direction maximum vibration width of mass 6 by horizontal damping device 19
Value, more preferable effectiveness in vibration suppression is realized by adjusting the parameter of horizontal damping device 19.
As shown in fig. 6, the intrinsic frequency f of washing of drum type washing machine unit of the present invention0(Hz)：
K is the coefficient of elasticity of upper extension spring 1, and m is washing machine initial mass (draining rear cylinder body system and total matter of wet cloth
Amount), ζ is the system damping coefficient of the grade formation of damper 9, A0Oscillation Amplitude when being run for washing machine.
Due to the presence of resonant mode gauge block 6 in the present embodiment, shock-proof spring 10, lower extension spring 11, the matter of mass 6 can be passed through
The optimization design of the damped coefficient of amount and horizontal damping device 19 so that the resonator system of mass 6 forms a new resonance
Frequency f1(Hz):
k1Be it is lower extension spring 11 coefficient of elasticity, m1For the quality of mass 6, ζ1It is the quality of the grade formation of horizontal damping device 19
Block resonator system damped coefficient.
By the design of the present invention, the resonance curve of washing machine is as shown in fig. 7, the maximum A of the amplitude of mass 61
With the maximum A of the amplitude of washing unit0Opposite direction is always at, the two superposition, effectively reduces laundry machine dehydration
The maximum amplitude of resonance, the oscillating region of washing machine is effectively improved, effectively reduce the vibrating noise of washing machine, greatly carry
High consumer-user's experience.
At the same time, the outer wall of outer barrel 13 of washing machine has upper suspension part 2, and the upper suspension part 2 is located at outer drum outer wall
Upper half, the both sides of the mass axis of outer barrel 13 are symmetricly set in, the upper suspension part 2 has the through hole for connecting, described outer
Cylinder 13 is by being connected on the upper extension spring 1 and washing machine shell on outer barrel 13 in the pendulum spring i.e. figure of the top of suspension part 2
Buttress brace 14 be connected, have inner barrel of washing 12 inside outer barrel 13, while the outer barrel 13 passes through the resistance installed in the lower section of outer barrel 13
Buddhist nun's device 9 is fastened on bottom plate 7, and the bottom plate 7 of shell is fastenedly connected with footing 8, supports whole washing machine.Upper extension spring 1 can be with
Partial buffer kinetic energy, and vibration reciprocating motion is provided, energy of the damper 9 against frictional damping consumption vibration so that outer barrel
Big vibration is smaller to be delivered on shell.
Embodiment 4：
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, mass 6 is fully sharp between outer barrel 13 and bottom plate 7 in the present invention
With the inner space of existing washing machine, and the side of close outer barrel 13 of mass 6 has with outer barrel 13 close to the side of mass 6
Analogous shape, such design can keep mass 6 is each on the curved surface close to the side of outer barrel 13 to put in relative outer barrel
The distance of 13 outer walls is equal, ensures that diverse location is kept away when vibration generation occurs for mass 6 and outer barrel 13 produces relative displacement
Elastic deformation caused by shake spring 10 is identical, so as to which the elastic acting force to 13 directions of outer barrel is identical so that the stress of outer barrel 13
Uniformly, the stabilization of outer barrel 13 can preferably be kept.At the same time, the design of such mass 6 also can preferably reduce
The volume of mass 6, the space shared by mass 6 is reduced, ensureing the Outside Dimensions of washing machine need not change.
Described above is only presently preferred embodiments of the present invention, not makees any formal limitation to the present invention, though
So the present invention is disclosed above with preferred embodiment, but 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, the 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 roller washing machine, including housing, outer barrel, the pendulum spring being connected to above outer barrel, below outer barrel
Damper and the mass for being arranged at outer barrel bottom, it is characterised in that：The mass hangs on outer barrel bottom, mass with
Flexible shock absorbing apparatus between outer barrel.
2. roller washing machine according to claim 1, it is characterised in that：The outer drum outer wall has lower suspension part, described
Lower suspension part is located at the lower half of outer drum outer wall, and is symmetricly set in the both sides of outer barrel mass axis, and the lower suspension part has
Through hole for connection.
3. roller washing machine according to claim 2, it is characterised in that：The mass has suppending hole, by hanging spring
Or the lower suspension part of flexible rope and outer barrel connection.
4. roller washing machine according to claim 1, it is characterised in that：The close outer barrel side of the mass have with it is outer
Analogous shape of the cylinder close to mass side.
5. roller washing machine according to claim 1, it is characterised in that：Elasticity between the mass and outer drum outer wall
Shock absorbing apparatus is the shock-proof spring of precompressed, and the drift of the shock-proof spring is more than the space of the mass and outer drum outer wall
Distance.
6. roller washing machine according to claim 1, it is characterised in that：The mass has the spring of circular sinking tight
Gu seat, be provided with mounting seat close to mass side outside outer barrel, the shock-proof spring precommpression be positioned over the spring fastening seat and
Between mounting seat.
7. roller washing machine according to claim 1, it is characterised in that：The mass bottom sets damper, passes through
Mass is connected on the bottom plate of washing machine by damper.
8. roller washing machine according to claim 1, it is characterised in that：The outer drum outer wall has upper suspension part, described
Upper suspension part is located at the upper half of outer drum outer wall, is symmetricly set in the both sides of outer barrel mass axis, and the upper suspension part, which has, to be used
In the through hole of connection.
9. roller washing machine according to claim 8, it is characterised in that：The outer barrel is by being connected to suspension part on outer barrel
The pendulum spring of top is connected with washing machine shell.
10. roller washing machine according to claim 1, it is characterised in that：The outer barrel passes through below outer barrel
Damper is fastened on the bottom plate of washing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542479.0A CN107604588B (en) | 2016-07-11 | 2016-07-11 | Drum washing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542479.0A CN107604588B (en) | 2016-07-11 | 2016-07-11 | Drum washing machine |
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| Publication Number | Publication Date |
|---|---|
| CN107604588A true CN107604588A (en) | 2018-01-19 |
| CN107604588B CN107604588B (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610542479.0A Active CN107604588B (en) | 2016-07-11 | 2016-07-11 | Drum washing machine |
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| Country | Link |
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| CN (1) | CN107604588B (en) |
Cited By (5)
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| CN110219132A (en) * | 2018-03-02 | 2019-09-10 | 青岛海尔滚筒洗衣机有限公司 | A kind of braced frame and Double-rotary drum washing machine of Double-rotary drum washing machine |
| CN110387677A (en) * | 2018-04-19 | 2019-10-29 | 青岛海尔智能技术研发有限公司 | Tumbling-box washing machine and its damping device |
| CN110387676A (en) * | 2018-04-19 | 2019-10-29 | 青岛海尔滚筒洗衣机有限公司 | A kind of roller washing machine equipped with damping clump weight |
| CN110777502A (en) * | 2019-10-10 | 2020-02-11 | 无锡小天鹅电器有限公司 | Clothes treating device |
| CN113136701A (en) * | 2020-01-17 | 2021-07-20 | 博西华电器（江苏）有限公司 | Clothes treating apparatus |
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| CN113136701B (en) * | 2020-01-17 | 2023-12-22 | 博西华电器（江苏）有限公司 | Clothes treating apparatus |
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Effective date of registration: 20210421 Address after: 266101 No. 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant after: QINGDAO HAIER WASHING ELECTRIC APPLIANCES Co.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Applicant before: QINGDAO HAIER DRUM WASHING MACHINE Co.,Ltd. |
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