CN204023219U - A kind of rotary drum washing machine - Google Patents
A kind of rotary drum washing machine Download PDFInfo
- Publication number
- CN204023219U CN204023219U CN201420492389.1U CN201420492389U CN204023219U CN 204023219 U CN204023219 U CN 204023219U CN 201420492389 U CN201420492389 U CN 201420492389U CN 204023219 U CN204023219 U CN 204023219U
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- washing machine
- rotary drum
- outer barrel
- drum washing
- balancing weight
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Abstract
The utility model provides a kind of rotary drum washing machine, comprise casing, lower box arranges base, box house arranges outer barrel, casing lower end is provided with in-flanges, outer barrel bottom is provided with motor, also comprise controller, described outer barrel bottom is provided with balance measuring instrument, on described outer barrel bottom outer surface or casing lower end in-flanges, be at least provided with an electromagnet holder, the corresponding described electromagnet holder position of described base place is provided with counterweight chamber, the indoor balancing weight being placed with for can be adsorbed to described electromagnet holder in the time that electromagnet holder is switched on of described counterweight, described balancing weight adopts magnet or iron block.Poised state when the utility model has improved washing machine work, solves existing rotary drum washing machine and in dehydration, produces noise, and move the violent position that produces of vibrations, the problem that when clothing is eccentric, energy consumption increases.
Description
Technical field
The utility model belongs to washing machine technical field, specifically, relates to a kind of rotary drum washing machine.
Background technology
In existing rotary drum washing machine, in the dehydration course of work, clothing is easily eccentric, and then causes noise large, rocks violent problem.Current solution is between rotary drum washing machine casing and outer barrel, to increase balance hydroecium, and balance hydroecium is the inner chamber that increases a sealing in outer barrel of washing machine inwall bottom, when washing machine work, fills water, emptied of water when end.Although can solve like this eccentricity issues, but this method exists and wastes water and keep in repair inconvenient problem, also having a kind of method is exactly by software control machine, produce when eccentric by the running draining of repeatedly intaking of setting program warning reminding at machine, but can not solve eccentricity issues, also cause the significant wastage of the energy.
Summary of the invention
The purpose of this utility model be effectively to solve noise in the washing machine course of work large, rock easily eccentric problem in dehydration of violent and clothing, a kind of rotary drum washing machine is provided.
In order to solve the problems of the technologies described above, the technical solution of the utility model is,
A kind of rotary drum washing machine, comprise casing, lower box arranges base, box house arranges outer barrel, casing lower end is provided with in-flanges, outer barrel bottom is provided with motor, also comprise controller, described outer barrel bottom is provided with balance measuring instrument, on described outer barrel bottom outer surface or casing lower end in-flanges, be at least provided with an electromagnet holder, the corresponding described electromagnet holder position of described base place is provided with counterweight chamber, the indoor balancing weight being placed with for can be adsorbed to described electromagnet holder in the time that electromagnet holder is switched on of described counterweight, described balancing weight adopts ferrimagnet, and the gravity of balancing weight is greater than the absorption affinity of remanent magnetism after the power-off of electromagnet holder.After the energising of electromagnet holder, produce magnetic attraction, corresponding balancing weight can be adsorbed onto on the electromagnet holder of this energising, thereby increase counterweight, after energising finishes, the gravity of balancing weight is greater than the absorption affinity of remanent magnetism, balancing weight is under Action of Gravity Field, in the counterweight that falls back chamber.Counterweight of the present utility model chamber is the structure member for placing balancing weight.
Further, after described balance measuring instrument installation, it is axially axially consistent with outer barrel.Preferably, described balance measuring instrument is arranged on outer barrel bottom outer surface center.
Further, bottom, described counterweight chamber is provided with cushion pad.
Again further, described counterweight indoor surrounding is provided with crashproof sponge.
Further, described counterweight chamber with base for being fixedly connected with.When counterweight chamber is fixed on base, now balancing weight can add as accessory, also can not add.
Or described counterweight chamber and base are for being flexibly connected.In the time that counterweight chamber is flexibly connected with base, now counterweight chamber and balancing weight all use as accessory.
Wherein, described controller is arranged on washing machine PCB(computer control panel) on.
In the time that electromagnet holder is arranged on outer barrel bottom outer surface, described counterweight chamber is arranged on the corresponding position of base.
In the time that electromagnet holder is arranged on the in-flanges of casing lower end, the surrounding of described base evenly arranges indent limiting structure, described counterweight chamber is arranged in described indent limiting structure, and counterweight chamber can pull out, a described counterweight chamber towards the outside side arranges handle or semi-circular structure, conveniently pull out or put into, when use, counterweight chamber being placed in the indent limiting structure that base is corresponding together with balancing weight.
Further, the installation site of described counterweight chamber is on the circumferencial direction taking machine shaft axle center as the center of circle, and counterweight chamber distributes along even circumferential.
Because common motor and clutch are in the time being arranged on outer barrel bottom, because clutch is positive countershaft shaft core position, corresponding, motor will position, disalignment, like this, can make outer barrel entirety occur that weight lays particular stress on a side and the partially light side of weight, can arrange electromagnet holder in the partially light side of outer barrel, before dehydration, in advance balancing weight is adsorbed onto on electromagnet holder, correct in advance, increase balance, just can not can when laundry machine dehydration have produced the vibrations of distance and noise.
Conventionally, described balancing weight adopts magnet or iron block, and counterweight chamber is corresponding one by one, and all balancing weight shapes are consistent, and its weight arranges size according to a washing kilogram number.Select the quantity and weight of balancing weight according to different kilograms of numbers, what washing kilogram number was little can be with light balancing weight, and what washing kilogram number was large can be with the balancing weight weighing.
The utility model compared with prior art has the following advantages and good effect:
The utility model is by arranging electromagnet holder in outer barrel bottom increase, at base correspondence position, counterweight chamber and balancing weight are set, be equipped with controller and balance measuring instrument, in dehydration, in the time there is bias in clothing, balance measuring instrument can be timely the eccentric situation of perception outer barrel, controller is by the electromagnet holder energising of respective side, produce magnetic attraction, adsorb corresponding configuration block, maintain the poised state of outer barrel, can effectively reduce like this noise effect of rocking that bias causes, poised state while having improved washing machine work, solve existing rotary drum washing machine and in dehydration, produce noise, move the violent position that produces of vibrations, the problem that when clothing is eccentric, energy consumption increases, extend the service life of washing machine, reduce the energy consumption of washing.When halted state, carry out power-off in running, magnetic disappears, and now to be only subject to gravity to fall corresponding counterweight indoor for balancing weight.
While rocking due to outer barrel, can rock by corresponding drive casing, on the in-flanges of casing lower end, electromagnet holder is set, and in base corresponding position, counterweight chamber and balancing weight are set, what can reduce equally that bias causes rocks, because in the time that balance measuring instrument detects outer barrel bias, now, also there is bias and rocked in casing respective side, the all electromagnet holder energisings of controller control, adsorb corresponding balancing weight, increase the weight of casing, make the decentralization of casing, can effectively improve the inclination of casing rocks, thereby the poised state while improving washing machine work, the displacement of avoiding vibrations to cause, the rear power-off of having worked, it is indoor that balancing weight is fallen counterweight, just can in pull-out counterweight chamber, handled easily.
Brief description of the drawings
Fig. 1 is the structure cutaway view of rotary drum washing machine specific embodiment 1 described in the utility model;
Fig. 2 is the structure cutaway view of rotary drum washing machine specific embodiment 2 described in the utility model;
Fig. 3 is the structural representation of the base of rotary drum washing machine specific embodiment 2 described in the utility model;
Fig. 4 is the structural representation of the counterweight chamber of rotary drum washing machine specific embodiment 2 described in the utility model.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment 1
Shown in figure 1, the rotary drum washing machine of the present embodiment, comprise casing 1, casing 1 inside is provided with outer barrel 2, casing 1 bottom is provided with base 3, outer barrel 2 bottoms are provided with motor (not shown), by motor fixing plate being set in outer barrel 2 bottoms, motor and clutch are fixed on motor fixing plate, outer barrel 2 bottom outer surface center positions arrange balance measuring instrument 4, make the axially axially consistent with outer barrel 2 of balance measuring instrument 4, the adjacent motor fixing plate setting of balance measuring instrument 4, outer barrel 2 bottom outer surfaces are provided with four electromagnet holders 5, the corresponding electromagnet holder position of base 3 place is provided with counterweight chamber 6, the installation site of counterweight chamber 6 is on the circumferencial direction taking machine shaft axle center as the center of circle, and counterweight chamber 6 distributes along even circumferential.The interior placement balancing weight 7 in counterweight chamber 6, balancing weight 7 adopts magnet, can adsorb corresponding balancing weight 7 in the time that electromagnet holder 5 is switched on to this electromagnet holder.Counterweight chamber 6 is with base 3 for being fixedly connected with, and now balancing weight 7 can add as accessory, also can not add.The counterweight chamber 6 of the present embodiment is the structure member for placing balancing weight 7, is different from existing balance hydroecium.
Electromagnet holder 5 adopts lifting electromagnet mode, produces magnetic after energising, and balancing weight 7 is adsorbed onto on electromagnet holder 5.Because can there is remanent magnetism phenomenon after holder energising finishes, therefore holder will adopt the electromagnet that coercivity is little, and improves the accuracy of manufacture, makes air gap minimum after adhesive, but will prevent that armature from clinging.Balancing weight 7 will be selected the high density such as iron or the steel material of ferrimagnet, and energising finish after, the gravity of balancing weight 7 is greater than the absorption affinity of remanent magnetism, balancing weight 7 is under Action of Gravity Field, in the counterweight that falls back chamber 6.
Because common motor and clutch are in the time being arranged on outer barrel bottom, because clutch is positive countershaft shaft core position, corresponding, motor will position, disalignment, like this, can make outer barrel entirety occur that weight lays particular stress on a side and the partially light side of weight, arranges electromagnet holder 5 in the partially light side of outer barrel, before dehydration, in advance balancing weight is adsorbed onto on electromagnet holder, correct in advance, increase balance, just can not can when laundry machine dehydration have produced the vibrations of distance and noise.
Conventionally, balancing weight and counterweight chamber are corresponding one by one, and all balancing weight shapes are consistent, and the weight of single balancing weight arranges size according to a washing kilogram number.
Impulse force while falling into counterweight chamber 6 in order to alleviate balancing weight 7,6 bottoms, counterweight chamber are provided with cushion pad 8, and its inner side surrounding is pasted crashproof sponge 9.
On washing machine PCB, controller is set, control following program: washing machine in working order under, balance measuring instrument 4 is measured in real time, when mensuration exists eccentric state, this Time Controller will rotate time-out, the electromagnet holder 5 of respective side is switched on, balancing weight 7 is adsorbed onto on electromagnet holder 5, start washing machine and carry out bias correction, correction completes, and other balancing weight 7 is all adsorbed onto on corresponding electromagnet holder 5, carry out dehydrating operations, after end-of-job, the whole power-off of electromagnet holder 5, now balancing weight 7 all drops in counterweight chamber 6.
Balance surveying instrument 4 is that the angle being offset by perception judges whether bias.Specifically, balance measuring instrument 4 is the measuring instruments that the offset information of the eccentric motion of outer barrel are converted into the signal of telecommunication.Balance measuring instrument is lain in a horizontal plane in to the bucket end of outer barrel, balance measuring instrument axially and being axially consistent of outer barrel.Under level, the horizontal direction of balance measuring instrument is consistent with outer barrel horizontal direction, axially axially consistent with outer barrel.In the time that bias appears in outer barrel, the axial and initial vertical axes synform of balance measuring instrument is angled, and the change transitions of angle is that electrical signal transfer is fed back in controller.According to the restriction of principle, balance measuring instrument must be arranged on the axis direction at outer barrel center.
The shape of electromagnet holder 5 and balancing weight 7 can be circular or square.
Washing machine in the course of the work, the balance measuring instrument of outer barrel bottom lateral surface center detects in real time, in the time that balance measuring instrument is measured washing machine existence bias, calculate the eccentric quantity that needs balancing weight according to eccentric degree and position, the temporary transient stall of controller control washing machine, the single or multiple electromagnet holders of correspondence position are switched on, produce magnetic attraction, corresponding single or multiple balancing weights are adsorbed onto on the electromagnet holder of correspondence position, turn round, balance measuring instrument is measured again, if now keep balance, that just remains in operation, exist again eccentric if on-stream, recalculate, washing machine suspends and stops at the position identical with last time, the balancing weight of absorption correspondence position, constantly repeat aforesaid operations, until washing machine end-of-job, can effectively reduce like this impact of rocking noise that bias causes.When halted state, carry out power-off in running, magnetic disappears, and now to be only subject to gravity to fall corresponding counterweight indoor for balancing weight.
The control program of controller can also arrange like this: washing machine can also be before dehydration, all balancing weights are all adsorbed onto on corresponding electromagnet holder, now owing to having increased the bottom weight of outer barrel, outer barrel decentralization, be equivalent to increase stationarity, washing machine rocks reduction, can not produce displacement, and noise also can reduce greatly simultaneously.After washing machine has thoroughly been worked, power-off, balancing weight falls into corresponding counterweight chamber.The installation site of counterweight chamber is on the circumferencial direction taking machine shaft axle center as the center of circle, and counterweight chamber along even circumferential distribute, in the situation that washing machine stops operating, it is indoor that balancing weight can drop on corresponding counterweight accurately like this.
Adopt after the present embodiment, can effectively overcome centre-of gravity shift in machine work, vibrations displacement, the problem that noise strengthens, and simple operations, facilitates easy-to-usely, can set according to different situations, effectively lower energy consumption, reduce the degree of wear of clothing, the displacement of having avoided vibrations to produce has reduced noise simultaneously, increase the life-span of washing machine, effectively avoided the wearing and tearing of quick-wear part.
As another kind of structure choice, counterweight chamber 6 and base 3 can be for being flexibly connected, and now counterweight chamber 6 and balancing weight 7 all use as accessory, can take out at any time, put into as required use again.
Embodiment 2
Shown in figure 2 and 3, the present embodiment and embodiment 1 difference are, casing 1 lower end is provided with in-flanges, electromagnet holder 5 is arranged on casing 1 lower end in-flanges, the surrounding corresponding position of base 3 evenly arranges four indent limiting structures 31, counterweight chamber 6 is arranged in indent limiting structure 31, and counterweight chamber 6 can pull out.When use, first balancing weight 7 is put into counterweight chamber 6, then counterweight chamber 6 is placed in the indent limiting structure 31 of base 3 correspondences.
In order conveniently to take out or put into counterweight chamber 6, a counterweight chamber 6 towards the outside side arranges semi-circular structure 61.Certainly, handle also can be set, convenient pull-out.
When this rotary drum washing machine specific works, first balancing weight 7 is put into counterweight chamber 6, again counterweight chamber 6 is snapped in the indent limiting structure 31 of base 3 correspondences, start washing machine, in the washing machine course of work, controller control electromagnet holder 5 is switched on, balancing weight 7 is adsorbed onto on electromagnet holder 5, and now the weight of washing machine own strengthens, and has increased stability, prevent from rocking and moving, when washing machine end-of-job, controller control power-off, now balancing weight 7 is under off-position, leave electromagnet holder 5, fall into counterweight chamber 6.Now can arbitrarily take out counterweight chamber component.
When electromagnet holder 5 is arranged on casing 1 lower end in-flanges, counterweight chamber 6 and balancing weight 7 are arranged on the surrounding of base 3, base 3 is made the spacing structure of indent, when use, counterweight chamber 6 is stuck in the structure of base 3 correspondences, when laundry machine dehydration, controller control electromagnet holder 5 is switched on, and produces magnetic attraction and balancing weight 7 is adsorbed onto on the electromagnet holder 5 of bottom half, and the bottom weight of casing 1 increases.Thereby washing machine causes eccentric force to cause greatly the integral inclination of washing machine because of the deflection of clothing in dehydration, and washing machine High Rotation Speed also makes eccentric position change at any time, the incline direction of washing machine also changes fast thereupon, causes the position of acutely rocking and produce of washing machine to move.While increasing bottom half weight, gravity increases, and position of centre of gravity declines, and washing machine centrifugal force will overcome larger gravity and drive the inclination of washing machine, and therefore effectively the inclination of balance washing machine is rocked, thereby prevents that the position of washing machine from moving.The rear power-off of having worked.It is indoor that balancing weight is fallen counterweight, just pull out can handled easily.
The above, it is only preferred embodiment of the present utility model, be not the restriction of the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present utility model, still belong to the protection domain of technical solutions of the utility model.
Claims (9)
1. a rotary drum washing machine, comprise casing, lower box arranges base, box house arranges outer barrel, casing lower end is provided with in-flanges, outer barrel bottom is provided with motor, it is characterized in that: also comprise controller, described outer barrel bottom is provided with balance measuring instrument, on described outer barrel bottom outer surface or casing lower end in-flanges, be at least provided with an electromagnet holder, the corresponding described electromagnet holder position of described base place is provided with counterweight chamber, the indoor balancing weight being placed with for can be adsorbed to described electromagnet holder in the time that electromagnet holder is switched on of described counterweight, described balancing weight adopts ferrimagnet, and the gravity of balancing weight is greater than the absorption affinity of remanent magnetism after the power-off of electromagnet holder.
2. rotary drum washing machine according to claim 1, is characterized in that: it is axially axially consistent with outer barrel after installing for described balance measuring instrument.
3. rotary drum washing machine according to claim 1, is characterized in that: bottom, described counterweight chamber is provided with cushion pad.
4. rotary drum washing machine according to claim 3, is characterized in that: described counterweight indoor surrounding is provided with crashproof sponge.
5. rotary drum washing machine according to claim 1, is characterized in that: described counterweight chamber with base for being fixedly connected with.
6. rotary drum washing machine according to claim 1, is characterized in that: described counterweight chamber and base are for being flexibly connected.
7. rotary drum washing machine according to claim 1, is characterized in that: in the time that electromagnet holder is arranged on the in-flanges of casing lower end, the surrounding of described base evenly arranges indent limiting structure, and described counterweight chamber is arranged in described indent limiting structure.
8. rotary drum washing machine according to claim 7, is characterized in that: a described counterweight chamber towards the outside side arranges handle or semi-circular structure.
9. rotary drum washing machine according to claim 1, is characterized in that: the installation site of described counterweight chamber is on the circumferencial direction taking machine shaft axle center as the center of circle, and counterweight chamber distributes along even circumferential.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420492389.1U CN204023219U (en) | 2014-08-29 | 2014-08-29 | A kind of rotary drum washing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420492389.1U CN204023219U (en) | 2014-08-29 | 2014-08-29 | A kind of rotary drum washing machine |
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| CN204023219U true CN204023219U (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420492389.1U Expired - Fee Related CN204023219U (en) | 2014-08-29 | 2014-08-29 | A kind of rotary drum washing machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637791A (en) * | 2016-11-29 | 2017-05-10 | 无锡小天鹅股份有限公司 | Washing machine |
| CN111254641A (en) * | 2020-03-26 | 2020-06-09 | 青岛海尔洗衣机有限公司 | Control method of washing machine and washing machine |
| CN112760927A (en) * | 2020-12-21 | 2021-05-07 | 珠海格力电器股份有限公司 | Damping assembly, washing machine and control method |
-
2014
- 2014-08-29 CN CN201420492389.1U patent/CN204023219U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637791A (en) * | 2016-11-29 | 2017-05-10 | 无锡小天鹅股份有限公司 | Washing machine |
| CN106637791B (en) * | 2016-11-29 | 2023-04-07 | 无锡小天鹅电器有限公司 | Pulsator washing machine |
| CN111254641A (en) * | 2020-03-26 | 2020-06-09 | 青岛海尔洗衣机有限公司 | Control method of washing machine and washing machine |
| CN112760927A (en) * | 2020-12-21 | 2021-05-07 | 珠海格力电器股份有限公司 | Damping assembly, washing machine and control method |
| CN112760927B (en) * | 2020-12-21 | 2022-04-15 | 珠海格力电器股份有限公司 | Damping assembly, washing machine and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180622 Address after: 266000 8 Hisense Avenue, South Town, Pingdu City, Qingdao, Shandong Patentee after: Hisense (Shandong) refrigerator Co., Ltd. Address before: 528303 No. 8, Rong Gang Road, Ronggui, Shunde District, Foshan, Guangdong Patentee before: Hisense Ronshen (Guangdong) Refrigerator Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20190829 |