CN101144242A - Washing machine - Google Patents

Washing machine Download PDF

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Publication number
CN101144242A
CN101144242A CNA200710151501XA CN200710151501A CN101144242A CN 101144242 A CN101144242 A CN 101144242A CN A200710151501X A CNA200710151501X A CN A200710151501XA CN 200710151501 A CN200710151501 A CN 200710151501A CN 101144242 A CN101144242 A CN 101144242A
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China
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mentioned
washing machine
bight
tank
safety device
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CNA200710151501XA
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CN101144242B (en
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井泽克也
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Panasonic Holdings Corp
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Matsushita Electric Industrial Co Ltd
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Abstract

The invention provides a washing machine. The free length of a helical compression spring of a corner arranged with a safeguard and an opposite corner arranged with a vibration isolation device is smaller that the length of the other two helical compression springs, therefore the water tank easily inclines one side of the vibration isolation device with smaller load namely shorter free length of the helical compression spring, when the clothings offset in a cleaning and dewatering tank during dewatering and water tank whirls. Thus the swing direction of the said vibration can be forcibly made towards one side of abnormal vibration test rod of the safeguard when the unbalance state is formed after the initial stage of the interval dewatering operation. Thus the offset of clothing can be detected after the water drastically impacts the main body of the washing machine.

Description

Washing machine
Technical field
The present invention relates to a kind of washing machine of vibration abatement that remains in the tank in the washing and dewatering bucket outside from four angle elasticity hangings of body of the washing machine that has.
Background technology
In the past, had the washing machine of vibration abatement, normally structure as shown in Figure 3.For example, Japanese kokai publication hei 10-323487 communique discloses the washing machine in the past with vibration abatement.
As shown in Figure 3, tank 1 is positioned at the outside of washing and dewatering bucket 2, the water of deviating from when accepting dehydration.In addition, be fixedly connected with the decelerator 4 that is connected with motor 3 by belt in tank 1 bottom.The driving shaft of decelerator 4 is a double-layer structural.That is fixing washing and dewatering bucket 2 on the outboard shafts of this driving shaft.In addition, fixing impeller 5 on the inner shafts of driving shaft, this impeller 5 is arranged on the inner bottom part of washing and dewatering bucket 2 with rotating freely.In addition, come hanging to prop up raggle 1 and shockproof from four angles of body of the washing machine 6 by vibration abatement 7 to it.
The suspension rod 8 of vibration abatement 7 runs through the supporting slice of being located on the tank 19 from body of the washing machine 6.And, in the bottom of suspension rod 8, tubular spring bumper cover 10 is set below supporting slice 9.
The structure of vibration abatement 7 as shown in Figure 4.That is, spring supporting plate 11 is set in the bottom of suspension rod 8.And, between spring supporting plate 11 and spring bumper cover 10, clamping compression helical spring 12.In addition, the periphery at spring supporting plate 11 is provided with friction member 13.Friction member 13 is made of rubber bodies that is configured as ring-type and the ring-spring body 14 that is arranged on this rubber bodies inside.By suitable selection and make up diameter, thickness, the surface state of this rubber bodies, the kind of spring body etc., freely set the frictional force of friction member 13 with respect to spring bumper cover 10, set the damping action when sliding up and down.
On the other hand, as shown in Figure 3, top framework 113 is set on the top of body of the washing machine 6.In addition, the lid 14 that when the rear axle of top framework 113 is bearing in the input clothes, opens and closes.Safety switch 15 is installed in the inside of top framework 113.Safety switch 15 is connected, is disconnected corresponding to covering 14 switching.In addition, the below of safety switch 15 is provided with the abnormal vibrations test rod 16 that detects tank 1 abnormal vibrations.Safety switch 15 utilizes abnormal vibrations test rod 16 the moving or put upside down etc. of testing product in advance.Therefore, safety switch 15 has the measuring ability that stops dehydrating operations when dehydrating speed does not uprise.
Usually, in automatic washing machine, after washing, draining, transfer to dehydration.And, in dehydration, carry out so-called dehydration action at intermittence, this action of intermittently dewatering is by making on one side motor rotate, stop repeatedly, Yi Bian moisture is little by little deviate from from washings 17, dehydrating speed is elevated to a certain degree gradually and realizes.And, carry out continuous dehydration afterwards usually.This is in order sharply to discharge washing agent liquid from washings 17, thereupon, to prevent to be caused the malrotation of washing and dewatering bucket 2, promptly prevented that motor 3 from transshipping by the foaming of washing agent liquid.
Washings 17 becomes under the situation of imbalance state when transferring to dehydration, and during the initial stage of carrying out above-mentioned dehydration action at intermittence, tank 1 waves significantly sometimes.At this moment, tank 1 beats the abnormal vibrations test rod 16 of safety switch 15.Consequently, safety switch 15 detects the imbalance state of washings 17 and the dehydration running is stopped.
In the past, the method of the washings imbalance state when being used to detect dehydration, following such method is arranged: for during the action initial stage of intermittently dewatering, tank 1 is waved to abnormal vibrations test rod 16 directions of safety switch 15, paste sponges 18 and wait and adjust waving of tank 1 in that body of the washing machine 6 is inboard.
But if crossed during the initial stage that intermittently dehydration is moved, then the whirling of tank 1 dies down.Consequently, safety switch 15 can not detect the imbalance state of washings 17.Therefore, during having passed through the action initial stage of intermittently dewatering after, washings becomes messy and when becoming imbalance state, tank 1 produces the abnormal vibrations of fierce collision body of the washing machine 6 grades sometimes.Thereupon, the infringement that may take place that washing machine falls down etc.
In the past, last at washing step, the impeller 5 that reverses bit by bit is provided with the current of eliminating the clothing imbalance state and avoids abnormal vibrations.But, recently, because the variation of washings 17 and the prolongationization of dewatering time, increased the user before dehydration or the dehydration possibility of taking out washings 17 midway.
For example, the user is the washings 17 high central authorities that put into washing and dewatering bucket 2 of piling up, or on common washings 17, when bigger washings such as towelling coverlet are dropped into central authorities etc., dehydrating speed is increased to about 300rpm sometimes.At this moment, towelling coverlet etc. moves to the one-sided of washing and dewatering bucket 2 rapidly under action of centrifugal force sometimes, thereby becomes imbalance state midway in dehydration.As mentioned above, if it is unbalance that clothing takes place when dehydrating speed uprises, then may turn round with high rotating speed more than or equal to the dehydrating speed of the original running that must stop in order to prevent abnormal vibrations dewatering.
As mentioned above, in method in the past, during through the start of run of intermittently dehydration action after, when washings becomes imbalance state, can't detect it, produce abnormal vibrations.Consequently, might produce following problems: the fierce collision of tank body of the washing machine, produce abnormal sound, perhaps make main body or tank breakage.
Summary of the invention
The present invention makes for solving above-mentioned problem in the past, even its purpose be to provide a kind of during having passed through intermittently the start of run of dehydration action after, washings becomes imbalance state, also can detect, not produce the washing machine of abnormal vibrations it.
In order to solve above-mentioned problem in the past, washing machine of the present invention comprises: body of the washing machine; The upper case body, it covers above-mentioned body of the washing machine top; Tank, its above-mentioned body of the washing machine inside, in the washing and dewatering bucket is housed; 4 vibration abatements, it is configured in 4 bights of body of the washing machine respectively, and the elasticity hanging keeps tank; Safety device is configured in upper case body inside at the place, the 1st bight of body of the washing machine, the anomalous amplitude of contact perception tank.And the friction member that 4 vibration abatements have suspension rod respectively, be provided in the spring supporting plate of this suspension rod lower end, be arranged on this spring supporting plate periphery is with respect to the tubular spring bumper cover of its slip and be located at compression helical spring between this supporting plate and the spring bumper cover.
In addition, the invention is characterized in: safety device is configured in 4 bights of body of the washing machine on any bight.And, make the drift of the drift of two compression helical springs that reach and dispose each vibration abatement that is disposed on the bight at diagonal angle, fool proof bight in the bight of configuration safety device less than other two above-mentioned compression helical springs.
According to above-mentioned formation, can change the load of a raggle in dehydration, thus, the clothes in sink is held concurrently in when dehydration dehydration setovers, when tank carries out whirling, tank swing to easily support load less, be vibration abatement one side of weak point of compression helical spring drift.Therefore, when becoming imbalance state after during the start of run that has passed through intermittently dehydration action, can force to make that tank vibrates waves abnormal vibrations test rod one side of direction towards the safety device in the bight that is located at body of the washing machine.
Consequently,, therefore, the fierce collision of water stopping trough body of the washing machine be can prevent, abnormal sound, main body or tank breakage prevented to produce owing to before the fierce collision of tank body of the washing machine, can detect the biasing of washings.
Description of drawings
Fig. 1 is the exploded perspective view of the washing machine of embodiment of the present invention 1,2 and 3.
Fig. 2 is the partial, longitudinal cross-sectional of the washing machine vibration abatement of embodiment of the present invention 1,2 and 3.
Fig. 3 is the longitudinal section of washing machine in the past.
Fig. 4 is the partial, longitudinal cross-sectional of the vibration abatement of washing machine in the past.
The specific embodiment
Below, use accompanying drawing that embodiments of the present invention are described.
Embodiment 1
Fig. 1 is the exploded perspective view of the washing machine of expression embodiment of the present invention 1.
As shown in Figure 1, the washing machine of present embodiment have body of the washing machine 19, cover the upper case body 20 of body of the washing machine 19 tops, at the tank 22 of body of the washing machine 19 internal freedoms rotation ground axle suspension washing and dewatering bucket 21.
Keep tank 22 from four angles on body of the washing machine 19 tops by 4 vibration abatement 23 hangings.That is, vibration abatement 23 is installed in the 1st bight, the 2nd bight, the 3rd bight and the 4th bight of laundry main body 19.The 1st bight is towards the bight, left back of body of the washing machine 19, and the 2nd bight is the right front bight with diagonal angle, the 1st bight.In addition, the 3rd bight is towards the bight, left front of body of the washing machine 19, and in addition, the 4th bight is the bight, right back with diagonal angle, the 3rd bight.
On the 1st bight, dispose vibration abatement 231, on the 2nd bight, dispose vibration abatement 232.In addition, on the 3rd bight, dispose vibration abatement 233, on the 4th bight, dispose vibration abatement 234.That is, vibration abatement 23 is made of vibration abatement 231,232,233,234.
On upper case body 20, be provided with safety device 25, this safety device 25 extends downwards and is provided with abnormal vibrations test rod 24, at washing and dewatering bucket 21 when being rotated under the situations such as clothing imbalance state, tank 22 carries out unusual whirling and when vibrating with the amplitude more than the regulation amplitude, these abnormal vibrations test rod 24 contact perception tanks 22.
As shown in Figure 2, vibration abatement 23 have suspension rod 26, be provided in suspension rod 26 lower ends spring supporting plate 27, be arranged on the friction member 28 of spring supporting plate 27 peripheries with respect to the tubular spring bumper cover 29 of its slip, be in the compression helical spring 30 between spring supporting plate 27 and the spring bumper cover 29.
Safety device 25 be arranged on as the 1st bight, towards the bight, left back of body of the washing machine 19.And, make be configured in the 1st bight with safety device 25 and with compression helical spring 30 drifts of the vibration abatement 23 in the 2nd bight at diagonal angle, the 1st bight drift less than the compression helical spring 30 that is configured in the vibration abatement 23 on the 3rd bight and the 4th bight.This structure can be identical by the wire material of compression helical spring and gauge or diameter of wire, coil diameter, coil turn etc. are set at, and the drift that changes the compression spring realizes.
As mentioned above, the washing machine of present embodiment is characterised in that to have the vibration abatement 231 and vibration abatement 232 of having compared, shortened compression helical spring 30 drifts with other two vibration abatements 233,234.
Below the action and the effect of the washing machine of above-mentioned formation described.
At first, in washing step, owing in washing and dewatering bucket 21 and tank 22, inject water, so, because the weight of water makes compression helical spring 30 become the full compression state, the length of compression helical spring 30 is not exerted an influence.
But if be transferred to dehydration, then the washings in the tank 22 are discharged from.Therefore, because the bounce of compression helical spring is lifted tank 22 upward.Consequently, the load of tank 22 is mainly by the drift of compression helical spring 30 long vibration abatement 233 and vibration abatement 234 supportings.Therefore, when tank 22 carries out whirling in dehydration, tank 22 swing to easily support load little, be the short vibration abatement 231 of compression helical spring 30 with vibration abatement 232 in either party's one side.Therefore, when vibration abatement 231 that compression helical spring 30 is short and vibration abatement 232 were configured on the diagonal, tank became and swings to this easily to any side in the angular direction.
After during the start of run of intermittently dehydration action, when becoming imbalance state, the fierce vibration of tank 22 beginnings.But, because above-mentioned safety device 25 is arranged on the bight, left back of body of the washing machine 19, therefore, that can force to make this vibration waves abnormal vibrations test rod 24 one sides of direction towards safety device 25, and this safety device 25 is arranged on the 1st bight of body of the washing machine 19.Therefore, before tank 22 fierce collision body of the washing machine 19, can detect the biasing of washings.
And in the present embodiment, safety device 25 is configured in the 1st bight with the vibration abatement 231 that has shortened compression helical spring 30 drifts.But, being not limited thereto, safety device 25 also can be configured in the 2nd bight with the vibration abatement 232 that has shortened compression helical spring 30 drifts.
In addition, also can make the drift of the drift of vibration abatement 233 and the compression helical spring 30 of vibration abatement 234, safety device 25 is configured on arbitrary bight in the 3rd bight and the 4th bight less than the compression helical spring 30 of other two vibration abatements.
Promptly, safety device 25 is configured on arbitrary bight, make the bight that disposes safety device 25 and with the bight at this diagonal angle, bight on the drift of compression helical spring 30 of the vibration abatement 23 that disposed less than the drift of other two compression helical springs 30.Consequently, before tank 22 fierce collision body of the washing machine 19, can detect the biasing of washings.Therefore, water stopping trough 22 fierce collision body of the washing machine 19 be can prevent, abnormal sound, body of the washing machine 19 or tank 22 breakages prevented to produce.
Embodiment 2
Fig. 1 and the Fig. 2 with embodiment 1 is identical respectively for the partial, longitudinal cross-sectional of the exploded perspective view of washing machine and vibration abatement in the embodiment of the present invention 2.In addition, to identical part detailed.
The washing machine of present embodiment is characterised in that, make be configured in the 1st bight with safety device 25 and with the 2nd bight at its diagonal angle on the spring constant of compression helical spring 30 of vibration abatement 23 less than other two spring constants that are configured in the compression helical spring 30 of the vibration abatement 23 on the 3rd bight and the 4th bight.During this constitutes,, in coil turn or wire material and gauge or diameter of wire, difference is set, thereby can changes spring constant by being made as identically with freely growing the coil diameter of compression helical spring 30.
For the washing machine of above-mentioned formation, below its action of explanation and effect.
In dehydration, the load of tank 22 is mainly by the spring constant of compression helical spring 30 bigger vibration abatement 233 and vibration abatement 234 supportings.Therefore, in dehydration, tank 22 is when dewatering whirling, swing to easily support load little, be either party's one side in less vibration abatement 231 of compression helical spring 30 spring constants and the vibration abatement 232, tank 22 easily to the spring constant of compression helical spring 30 less to the angular direction in any one party wave.
Therefore, after during the start of run of intermittently dehydration action, when becoming imbalance state, tank 22 beginning fiercenesses are vibrated, but can force to make abnormal vibrations test rod 24 1 sides of waving the safety device 25 of direction on the 1st bight that is arranged on body of the washing machine 19 of this vibration.Therefore, before tank 22 fierce collision body of the washing machine 19, can detect the biasing of washing machine.
And in the present embodiment, safety device 25 is configured in the 1st bight of the vibration abatement 231 with the spring constant that has reduced compression helical spring 30.But, be not limited thereto, also safety device 25 can be configured in the 2nd bight of vibration abatement 232 with the spring constant that has reduced compression helical spring 30.
In addition, also can make the spring constant of the spring constant of vibration abatement 233 and the compression helical spring 30 of vibration abatement 234, safety device 25 is configured in the 3rd bight and the 4th bight on any bight less than the compression helical spring 30 of other two vibration abatements.
Promptly, safety device 25 is configured on arbitrary bight, make the bight that disposes safety device 25 and with the bight at this diagonal angle, bight on the spring constant of compression helical spring 30 of the vibration abatement 23 that disposed less than the spring constant of other two compression helical springs 30.Consequently, before tank 22 fierce collision body of the washing machine 19, can detect the biasing of washings.Therefore, water stopping trough 22 fierce collision body of the washing machine 19 be can prevent, abnormal sound, body of the washing machine 19 or tank 22 breakages prevented to produce.
Embodiment 3
Fig. 1 and the Fig. 2 with embodiment 1 is identical respectively for the partial, longitudinal cross-sectional of the exploded perspective view of washing machine and vibration abatement in the embodiment of the present invention 3.In addition, for the same section detailed.
The washing machine of present embodiment is characterised in that suspension rod 26 length that make the vibration abatement 23 on vibration abatement 23 that is configured on the 1st bight with safety device 25 and the 2nd bight that is configured in its diagonal angle are greater than other two length that are configured in the suspension rod 26 of the vibration abatement 23 on the 3rd bight and the 4th bight.In this constituted, it was all identical to set 4 compression helical springs 30, changed the length of suspension rod 26.The load that vibration abatement 23 when therefore, overhanging raggle 22 is born and the length of suspension rod 26 change inversely proportionally.
For the washing machine of above-mentioned formation, below its action of explanation and effect.
In dehydration, the load of tank 22 is mainly by having than the vibration abatement 233 in the 3rd bight of short steeve 26 and vibration abatement 234 supportings in the 4th bight.Therefore, in dehydration, tank 22 is when the dehydration whirling, swing to the less side of support load easily, promptly have either party's one side in the vibration abatement 232 in the vibration abatement 231 in the 1st bight of longer suspension rod and the 2nd bight, tank 22 easily to the vibration abatement 231 with longer suspension rod and with its to the vibration abatement 232 of angular direction in the either party wave.
Therefore, after during the start of run of intermittently dehydration action, when becoming imbalance state, the fierce vibration of tank 22 beginning, that can force to make this vibration waves abnormal vibrations test rod 24 one sides of direction towards the safety device 25 in the 1st bight that is arranged on body of the washing machine 19.Therefore, before tank 22 fierce collision body of the washing machine 19, can detect the biasing of washing machine.
And in the present embodiment, safety device 25 is configured in the 1st bight of the vibration abatement 231 with suspension rod 26 length that extended.But, be not limited thereto, also safety device 25 can be configured in the 2nd bight of vibration abatement 232 with suspension rod 26 length that extended.
In addition, also can make suspension rod 26 length of suspension rod 26 length of vibration abatement 233 and vibration abatement 234, safety device 25 is configured on arbitrary bight in the 3rd bight and the 4th bight greater than other two vibration abatements.
That is, safety device 25 is configured on arbitrary bight, make the bight that disposes safety device 25 and with the bight at this diagonal angle, bight on suspension rod 26 length of the vibration abatement 23 that disposed greater than the length of other two suspension rods 26.Consequently, before tank 22 fierce collision body of the washing machine 19, can detect the biasing of washings.Therefore, water stopping trough 22 fierce collision body of the washing machine 19 be can prevent, abnormal sound, body of the washing machine 19 or tank 22 breakages prevented.
In addition, in embodiment 1~3, safety device 25 extends downwards and is provided with abnormal vibrations test rod 24, when tank 22 carries out unusual whirling and vibrates with the amplitude more than the regulation amplitude, and these abnormal vibrations test rod 24 contact perception tanks 22.And when tank 22 vibrated with the amplitude more than the regulation amplitude, the incline direction of forcing to make tank 22 was towards abnormal vibrations test rod 24 sides, thereby before tank 22 fierce collision body of the washing machine 19, detected the biasing of washings.But, acceleration transducer (not shown) or switch (not shown) with the vibration interlock of abnormal vibrations test rod 24 also can be set, detect contacting of tank 22 and abnormal vibrations test rod 24.By such formation, can detect the unusual whirling of tank 22 by acceleration transducer or switch.In addition, safety device is not limited to such formation, gets final product so long as be located at the member of the anomalous amplitude of upper case body 20 inside, detection tank 22.For example, can on the abnormal vibrations test rod 24 that extends setting below the upper case body 20, optical sensor (not shown) be set.By such formation, when washing and dewatering bucket 21 is rotated under situations such as clothing imbalance state, when tank 22 carried out unusual whirling and vibrates with the amplitude more than the regulation amplitude, the light path of optical sensor was interdicted, and can utilize this to come the abnormal vibrations of perception tank 22.Its result before tank 22 fierce collision body of the washing machine 19, can detect the biasing of washings.Therefore, water stopping trough 22 fierce collision body of the washing machine 19 be can prevent, abnormal sound, body of the washing machine 19 or tank 22 breakages prevented.

Claims (7)

1. a washing machine is characterized in that, comprising:
Body of the washing machine;
The upper case body, it covers above-mentioned body of the washing machine top;
Tank, it is arranged on above-mentioned body of the washing machine inside, and in the washing and dewatering bucket is housed;
4 vibration abatements, the friction member that it has suspension rod respectively, be provided in the spring supporting plate of above-mentioned suspension rod lower end, be arranged on above-mentioned spring supporting plate periphery with respect to the tubular spring bumper cover of its slip and be located at above-mentioned supporting plate and above-mentioned spring bumper cover between compression helical spring, and above-mentioned vibration abatement is configured in 4 bights of above-mentioned body of the washing machine respectively, and the elasticity hanging keeps above-mentioned tank;
Safety device, it is located at above-mentioned upper case body inside, the anomalous amplitude of the above-mentioned tank of perception,
Above-mentioned safety device is configured in above-mentioned 4 bights of above-mentioned body of the washing machine on any bight,
In the bight that disposes above-mentioned safety device, and and the drift of two above-mentioned compression helical springs that disposes each the above-mentioned vibration abatement that is disposed on the bight at diagonal angle, above-mentioned bight of above-mentioned safety device less than the drift of other two above-mentioned compression helical springs.
2. a washing machine is characterized in that, comprising:
Body of the washing machine;
The upper case body, it covers above-mentioned body of the washing machine top;
Tank, it is arranged on above-mentioned body of the washing machine inside, and in the washing and dewatering bucket is housed;
4 vibration abatements, the friction member that it has suspension rod respectively, be provided in the spring supporting plate of above-mentioned suspension rod lower end, be arranged on above-mentioned spring supporting plate periphery with respect to the tubular spring bumper cover of its slip and be located at above-mentioned supporting plate and above-mentioned spring bumper cover between compression helical spring, and above-mentioned vibration abatement is configured in 4 bights of above-mentioned body of the washing machine respectively, and the elasticity hanging keeps above-mentioned tank;
Safety device, it is located at above-mentioned upper case body inside, the anomalous amplitude of the above-mentioned tank of perception,
Above-mentioned safety device is configured in above-mentioned 4 bights of above-mentioned body of the washing machine on any bight,
In the bight that disposes above-mentioned safety device, and and the spring constant of two above-mentioned compression helical springs that disposes each the above-mentioned vibration abatement that is disposed on the bight at diagonal angle, above-mentioned bight of above-mentioned safety device less than the above-mentioned spring constant of other two above-mentioned compression helical springs.
3. a washing machine is characterized in that, comprising:
Body of the washing machine;
The upper case body, it covers above-mentioned body of the washing machine top;
Tank, it is arranged on above-mentioned body of the washing machine inside, and in the washing and dewatering bucket is housed;
4 vibration abatements, the friction member that it has suspension rod respectively, be provided in the spring supporting plate of above-mentioned suspension rod lower end, be arranged on above-mentioned spring supporting plate periphery with respect to the tubular spring bumper cover of its slip and be located at above-mentioned supporting plate and above-mentioned spring bumper cover between compression helical spring, and above-mentioned vibration abatement is configured in 4 bights of above-mentioned body of the washing machine respectively, and the elasticity hanging keeps above-mentioned tank;
Safety device, it is located at above-mentioned upper case body inside, the anomalous amplitude of the above-mentioned tank of perception,
Above-mentioned safety device is configured in above-mentioned 4 bights of above-mentioned body of the washing machine on any bight,
In the bight that disposes above-mentioned safety device, and and the length of two above-mentioned suspension rods that disposes each the above-mentioned vibration abatement that is disposed on the bight at diagonal angle, above-mentioned bight of above-mentioned safety device greater than the length of other two above-mentioned suspension rods.
4. according to each described washing machine in the claim 1~3, it is characterized in that above-mentioned safety device is be provided with the abnormal vibrations test rod that is used to detect the tank anomalous amplitude and constitute by extending downwards.
5. according to each described washing machine in the claim 1~3, it is characterized in that above-mentioned safety device is to constitute by the abnormal vibrations test rod that is used to detect the tank anomalous amplitude with acceleration transducer or switch that abnormal vibrations detects the vibration of bar interlock.
6. according to each described washing machine in the claim 1~3, it is characterized in that above-mentioned safety device is by being used to detect the tank anomalous amplitude, extending and be provided with on the abnormal vibrations test rod that is arranged at below the upper case body that optical sensor constitutes.
7. according to each described washing machine in the claim 1~3, it is characterized in that above-mentioned safety device is located at the inside of upper case body, be used to detect the anomalous amplitude of tank.
CN200710151501XA 2006-09-14 2007-09-14 Washing machine Expired - Fee Related CN101144242B (en)

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JP2006249079A JP4301272B2 (en) 2006-09-14 2006-09-14 Washing machine
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CN102767066A (en) * 2012-07-21 2012-11-07 海尔集团公司 Vibration attenuation component of washing machine, and washing machine
CN103080403A (en) * 2011-03-30 2013-05-01 松下电器产业株式会社 Water extraction device
WO2015158022A1 (en) * 2014-04-17 2015-10-22 无锡小天鹅股份有限公司 Impeller type washing machine
CN105019191A (en) * 2014-04-30 2015-11-04 青岛海尔洗衣机有限公司 Eccentricity detection method for washing machine
CN105088607A (en) * 2014-04-17 2015-11-25 无锡小天鹅股份有限公司 Pulsator washing machine

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JP4301272B2 (en) * 2006-09-14 2009-07-22 パナソニック株式会社 Washing machine
JP2013141554A (en) * 2012-01-12 2013-07-22 Panasonic Corp Washing machine
CN103726254B (en) * 2013-12-06 2017-12-01 南通芯迎设计服务有限公司 Automatic shutdown type vibrationproof rotary drum washing machine

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CN103080403A (en) * 2011-03-30 2013-05-01 松下电器产业株式会社 Water extraction device
CN103080403B (en) * 2011-03-30 2015-07-01 松下电器产业株式会社 Water extraction device
CN102767066A (en) * 2012-07-21 2012-11-07 海尔集团公司 Vibration attenuation component of washing machine, and washing machine
WO2015158022A1 (en) * 2014-04-17 2015-10-22 无锡小天鹅股份有限公司 Impeller type washing machine
CN105088607A (en) * 2014-04-17 2015-11-25 无锡小天鹅股份有限公司 Pulsator washing machine
CN105088607B (en) * 2014-04-17 2017-08-04 无锡小天鹅股份有限公司 Rotary drum washing machine
CN105019191A (en) * 2014-04-30 2015-11-04 青岛海尔洗衣机有限公司 Eccentricity detection method for washing machine
CN105019191B (en) * 2014-04-30 2019-11-05 重庆海尔洗衣机有限公司 A kind of washing machine eccentric detection method

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