CN2381654Y - Washing machine driven by asynchronous motor with outer rotor - Google Patents
Washing machine driven by asynchronous motor with outer rotor Download PDFInfo
- Publication number
- CN2381654Y CN2381654Y CN 99210407 CN99210407U CN2381654Y CN 2381654 Y CN2381654 Y CN 2381654Y CN 99210407 CN99210407 CN 99210407 CN 99210407 U CN99210407 U CN 99210407U CN 2381654 Y CN2381654 Y CN 2381654Y
- Authority
- CN
- China
- Prior art keywords
- dehydration barrel
- impeller
- motor
- washing machine
- clutch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005406 washing Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 238000006297 dehydration reaction Methods 0.000 claims description 84
- 230000018044 dehydration Effects 0.000 claims description 78
- 230000005540 biological transmission Effects 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The utility model relates to a washing machine with an improved driving structure of a dewatering drum and an impeller. The outer bottom of a storing water drum is provided with a mechanism part bracket which is provided with a dewatering drum shaft, an impeller shaft, a brake disc, a clutch, a gear reducing mechanism, a drive shaft and an asynchronous motor with an external rotor; otherwise, the mechanism part bracket is provided with the dewatering drum shaft, the impeller shaft, the brake disc, the clutch and the asynchronous motor with the external rotor. The washing machine driven by the asynchronous motor with the external rotor has the advantages of low cost, small work vibration, low noise, small loss of power drive and no need of management on belt tension.
Description
The utility model relates to the washing machine of the drives structure of improving dehydration barrel and impeller, especially the washing machine that drives with asynchronous motor of outer rotor.
At present, washing machine is mainly by common internal rotor Asynchronous Motor Driving, motor mounting from motor to dehydration barrel and the rotation drive path of impeller, has belt gear in a side of washing machine inside, the shortcoming that the washing machine that adopts this structure to drive exists is, washing machine manufacturing cost height, operational vibration is big, and noise is big, power transmission loss is big, also needs to carry out the tensile force management of belt etc.
The purpose of this utility model provides a kind of low cost of manufacture, and operational vibration is little, and noise is little, and the power transmission loss is little, does not need to manage the washing machine with the asynchronous motor of outer rotor driving of belt tension.
For achieving the above object, washing machine of the present utility model adopts asynchronous motor of outer rotor to drive, comprise the dehydration barrel that is located at water bucket inside, be located at the impeller of this dehydration barrel inside, turning moment is passed to the hollow form dehydration barrel axis that described dehydration barrel is used, be inserted in the impeller axle that in this dehydration barrel axis turning moment is passed to described impeller, the gear reduction of described impeller axle will be passed to after the rotary speed deceleration, the motor turning moment is passed to the power transmission shaft of described gear reduction, be installed in the asynchronous motor of outer rotor of this power transmission shaft bottom, be installed in the brake disc on the described dehydration barrel axis, the clutch that the state that the state that during to the washing running described power transmission shaft and described dehydration barrel axis is thrown off makes described power transmission shaft be connected with described dehydration barrel axis when turning round with dehydration is changed, be installed in portion of the mechanism support on the outer bottom of described water bucket, and cabinet, seal, water discharge outlet, draining valve, drainpipe, elasticity is hung and is held mechanism, electromagnetic mechanism, perhaps comprise the dehydration barrel that is located at water bucket inside, be located at the impeller of this dehydration barrel inside, turning moment is passed to the hollow form dehydration barrel axis that described dehydration barrel is used, perforation is inserted in the impeller axle that in this dehydration barrel axis turning moment is passed to described impeller, be installed in the asynchronous motor of outer rotor of this impeller axle bottom, be installed in the brake disc on the described dehydration barrel axis, the clutch that the state that the state that during to the washing running described impeller axle and described dehydration barrel axis is thrown off makes described impeller axle be connected with described dehydration barrel axis when turning round with dehydration is changed, be installed in portion of the mechanism support on the outer bottom of described water bucket, and cabinet, seal, water discharge outlet, draining valve, drainpipe, elasticity is hung and is held mechanism, electromagnetic mechanism.Described dehydration barrel axis, impeller axle, gear reduction, brake disc, power transmission shaft, seal, bearing, motor, electromagnetic mechanism and clutch or described dehydration barrel axis, impeller axle, brake disc, seal, bearing, motor, electromagnetic mechanism and clutch are installed on portion of the described mechanism support, constitute portion of mechanism unit.
In the above-described configuration, because when running washing,, directly drive impeller by motor outer rotor, motor shaft, power transmission shaft, gear reduction, impeller axle or by motor outer rotor, motor shaft, impeller axle; During the dehydration running, by motor outer rotor, motor shaft, power transmission shaft, clutch, gear reduction, impeller axle and dehydration barrel axis or by motor outer rotor, motor shaft, clutch, impeller axle and dehydration barrel axis, directly drive impeller and dehydration barrel, form the so-called structure that directly drives, washing machine can reduce manufacturing cost like this, reduces vibration, reduces noise, reduce the transmission loss of turning moment, needn't manage belt tension.In addition, owing to the employing asynchronous motor of outer rotor drives, make on the one hand and can concentrate the dehydration barrel center that is arranged on that vibration reduces more obvious when turning round so dewater based on the device of motor; On the other hand, make motor that bigger torque/cost ratio be arranged, the manufacturing cost of motor reduces.
Below, with the specific embodiment the utility model is described in further detail in conjunction with the accompanying drawings.
Fig. 1 is the vertical profile side view of the utility model washing machine specific embodiment.
1--cabinet wherein, 2--water bucket, 3--dehydration barrel, 4--impeller, 5--impeller axle, the 9--dehydration barrel axis, 10--motor, 11--power transmission shaft, 12--seal, portion of 13--mechanism support, the 15--water discharge outlet, the 16--draining valve, the 17--drainpipe, 18--elasticity is hung and is held mechanism, the 19--electromagnetic mechanism.
Fig. 2 is the vertical profile side view of portion of the mechanism cell mesh of first specific embodiment of the utility model washing machine.
2--water bucket wherein, 3--dehydration barrel, 5--impeller axle, 6--brake disc, 7--gear reduction, 8--clutch, 9--dehydration barrel axis, 10--motor, 11--power transmission shaft, 12--seal, portion of 13--mechanism support, 14--bearing.
Fig. 3 is the vertical profile side view of portion of the mechanism cell mesh of another specific embodiment of the utility model washing machine.
2--water bucket wherein, 3--dehydration barrel, 5--impeller axle, 6-brake disc, 8--clutch, 9--dehydration barrel axis, 10-motor, 12--seal, portion of 13--mechanism support, 14--bearing.
First specific embodiment of the present utility model as shown in Figure 1 and Figure 2, its structure is in Casing of washing machine 1, water bucket 2 hangs by a plurality of elasticity and holds mechanism 18 by resiliency supported.Be equipped with the dehydration barrel 3 of laundry and Dewaterring in these water bucket 2 inside, and be equipped with impeller 4 in these dehydration barrel 3 inside.When rotary dehydration barrel 3, inner water throws away because of rotary centrifugal force, and the dewatering hole of never illustrated dehydration barrel 3 walls of water is discharged to water bucket 2.Be formed with water discharge outlet 15 on the bottom of described water bucket 2, and be connected with drainpipe 17 with draining valve 16 in described water discharge outlet 15.Portion of mechanism support 13 is installed on the outer bottom of above-mentioned water bucket 2, be equipped with by bearing 14a, 14b at the central portion of this portion of mechanism support 13 and rotate hollow form dehydration barrel axis 9 freely, between the outer peripheral face of this dehydration barrel axis 9 and water bucket 2 bottoms, seal 12 is housed.Do not annotate bearing and seal in the inside of this dehydration barrel axis 9 by figure and be equipped with and rotate impeller axle 5 freely, and, the upper end of stretching out impeller axle 5 from dehydration barrel axis 9.Then, be equipped with dehydration barrel axis 9 integrally rotated dehydration barrels 3, be equipped with in the upper end of impeller axle 5 with impeller axle 5 integrally rotated described impellers 4 in the upper end of described dehydration barrel axis 9.The bottom of described impeller axle 5 is connected by gear reduction 7 with the upper end of power transmission shaft 11.In the junction of this gear reduction 7, the top and the bottom of dehydration barrel axis 9 are fixedly connected by brake disc 6, in the described power transmission shaft 11 and the joint portion of dehydration barrel axis 9 bottoms clutch 8 are housed.In the bottom of this power transmission shaft 11 motor 10 is installed.In addition, on portion of the described mechanism support 13 electromagnetic mechanism 19 is housed, in order to switch, the degree of tightness of brake disc 6 and the folding of clutch 8 of control draining valve l6.
Above-mentioned motor 10 is an asynchronous motor of outer rotor, comprising: outer rotor 10a, stator 10b, motor shaft 10c, bearing 10d, elastic scheibe 10e, stator support 10f.Outer rotor 10a is fixedlyed connected with motor shaft 10c, stator 10b is connected by bearing 10d with motor shaft 10c, it is axially limited by elastic scheibe 10e, this stator 10b is fixedlyed connected with stator support 10f, and fixedly connected with portion of mechanism support 13 by bolt, nut, described motor shaft 10c inside is that hollow form is square, cooperate with power transmission shaft 11 lower end projected square part, power transmission shaft 11 can be processed into bolt shape bottom, fixedly connected with motor shaft 10c by nut after connecting insertion motor shaft 10c inside, outer rotor 10a can whole be rotated with power transmission shaft 11.
So, in the washing drive manner, at first do not annotate control panel control electromagnetic mechanism 19 and scheme not annotate water intaking valve by figure, close draining valve 16 on the one hand, and in dehydration barrel 3, supply water, water is stored in dehydration barrel 3 and the water bucket 2; Control chart is not annotated brake rubber block and is held brake disc 6 tightly and open clutch 8 on the other hand, makes dehydration barrel axis 9 and the dehydration barrel 3 can not be with power transmission shaft 11 rotations.When storing an amount of water in the dehydration barrel 3, not annotating the control panel control chart by figure does not annotate water intaking valve and stops into water, and the outer rotor 10a of control motor 10 does the interrupted rotation in positive and negative ground, by motor shaft 10c, power transmission shaft 11, gear reduction 7, impeller axle 5, directly drive impeller 4, make impeller 4 do the interrupted rotation in positive and negative ground.Then, when the washing running finishes to enter draining, do not annotate control panel control electromagnetic mechanism 19, open draining valve 16 on the one hand, water is discharged outside the water bucket 2 by figure; Control chart does not annotate that brake rubber block loosens brake disc 6 and the clutch 8 that closes on the other hand, makes dehydration barrel axis 9 and the dehydration barrel 3 can be with power transmission shaft 11 rotations.At last, when the dehydration running, the outer rotor 10a that is not annotated control panel control motor 10 by figure does unidirectional rotation, by motor shaft 10c, power transmission shaft 11, clutch 8, gear reduction 7, impeller axle 5 and dehydration barrel axis 9, directly drive impeller 4 and dehydration barrel 3, make impeller 4 and dehydration barrel 3 do unidirectional rotation, the water of dehydration barrel 3 inside throws away because of rotary centrifugal force, the dewatering hole of never illustrated dehydration barrel 3 walls of water is discharged to water bucket 2, discharge outside the water bucket 2 by water discharge outlet 15, draining valve 16, drainpipe 17 again, reach the dehydration purpose.
Under the dehydration operating condition, if open figure and do not annotate washing machine cover, do not annotate control panel control motor 10 by figure and cut off the power supply immediately, and control electromagnetic mechanism 19 and make figure not annotate brake rubber block to hold brake disc 6 tightly and clutch 8 is opened, dehydration barrel 3 is braked rapidly; If power down suddenly, motor 10 cut off the power supply immediately, and electromagnetic mechanism 19 resets and makes brake rubber block hold brake disc 6 tightly and clutch 8 is opened, and dehydration barrel 3 is braked rapidly, assurance washing machine safe in utilization.
Another specific embodiment of the utility model washing machine such as Fig. 1, shown in Figure 3, its structure is in Casing of washing machine 1, water bucket 2 hangs by a plurality of elasticity and holds mechanism 18 by resiliency supported.Be equipped with the dehydration barrel 3 of laundry and Dewaterring in these water bucket 2 inside, and be equipped with impeller 4 in these dehydration barrel 3 inside.When rotary dehydration barrel 3, inner water throws away because of rotary centrifugal force, and the dewatering hole of never illustrated dehydration barrel 3 walls of water is discharged to water bucket 2.Be formed with water discharge outlet 15 on the bottom of described water bucket 2, and be connected with drainpipe 17 with draining valve 16 in described water discharge outlet 15.Portion of mechanism support 13 is installed on the outer bottom of above-mentioned water bucket 2, be equipped with by bearing 14a, 14b at the central portion of this portion of mechanism support 13 and rotate hollow form dehydration barrel axis 9 freely, between the outer peripheral face of this dehydration barrel axis 9 and water bucket 2 bottoms, seal 12 is housed.Do not annotate bearing and seal in the inside of this dehydration barrel axis 9 by figure and connect to insert and rotate impeller axle 5 freely, and, the upper and lower end parts of stretching out impeller axle 5 from dehydration barrel axis 9.Then, be equipped with dehydration barrel axis 9 integrally rotated dehydration barrels 3, be equipped with in the upper end of impeller axle 5 with impeller axle 5 integrally rotated described impellers 4 in the upper end of described dehydration barrel axis 9.The middle part of this dehydration barrel axis 9 is fixedly connected with brake disc 6, in the described impeller axle 5 and the joint portion of dehydration barrel axis 9 bottoms clutch 8 is housed.In the bottom of this impeller axle 5 motor 10 is installed.In addition, on portion of the described mechanism support 13 electromagnetic mechanism 19 is housed, in order to switch, the degree of tightness of brake disc 6 and the folding of clutch 8 of control draining valve 16.Described motor 10 is the asynchronous motor of outer rotor of double speed or many speed, its structure consistent with shown in first embodiment.When the washing running, do not annotate control panel control motor 10 by figure and do the interrupted rotation in the positive and negative ground of low speed, by motor shaft 10c, impeller axle 5, directly drive impeller 4, make impeller 4 do the interrupted rotation in the positive and negative ground of low speed; When the dehydration running, do not annotate control panel control motor 10 by figure and do the unidirectional rotation of high speed, by motor shaft 10c, clutch 8, impeller axle 5 and dehydration barrel axis 9, directly drive impeller 4 and dehydration barrel 3, make impeller 4 and dehydration barrel 3 do the unidirectional rotation of high speed, the working method of miscellaneous part is consistent with first specific embodiment.Adopt the washing machine operational vibration of this structure littler, noise is littler.
Claims (1)
1. washing machine that adopts asynchronous motor of outer rotor to drive, comprise dehydration barrel, impeller, the hollow form dehydration barrel axis, the impeller axle, gear reduction, power transmission shaft, motor, brake disc, clutch, portion of mechanism support and cabinet, seal, water discharge outlet, draining valve, drainpipe, elasticity is hung and is held mechanism, electromagnetic mechanism, perhaps comprise dehydration barrel, impeller, the hollow form dehydration barrel axis, the impeller axle, motor, brake disc, clutch, portion of mechanism support and cabinet, seal, water discharge outlet, draining valve, drainpipe, elasticity is hung and is held mechanism, electromagnetic mechanism is characterized in that described motor is an asynchronous motor of outer rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99210407 CN2381654Y (en) | 1999-05-14 | 1999-05-14 | Washing machine driven by asynchronous motor with outer rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99210407 CN2381654Y (en) | 1999-05-14 | 1999-05-14 | Washing machine driven by asynchronous motor with outer rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2381654Y true CN2381654Y (en) | 2000-06-07 |
Family
ID=34003577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99210407 Expired - Fee Related CN2381654Y (en) | 1999-05-14 | 1999-05-14 | Washing machine driven by asynchronous motor with outer rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2381654Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562555A (en) * | 2013-10-23 | 2015-04-29 | 海尔集团公司 | Washer and washing method thereof |
| CN105463774A (en) * | 2014-06-30 | 2016-04-06 | 青岛海尔洗衣机有限公司 | Clutch apparatus |
| CN105686660A (en) * | 2015-04-28 | 2016-06-22 | 周林斌 | Leak-proof bean-grinding coffeepot with deformation valve |
-
1999
- 1999-05-14 CN CN 99210407 patent/CN2381654Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562555A (en) * | 2013-10-23 | 2015-04-29 | 海尔集团公司 | Washer and washing method thereof |
| CN104562555B (en) * | 2013-10-23 | 2018-08-07 | 青岛海尔洗衣机有限公司 | A kind of washing machine washing method and its washing machine |
| CN105463774A (en) * | 2014-06-30 | 2016-04-06 | 青岛海尔洗衣机有限公司 | Clutch apparatus |
| CN105463774B (en) * | 2014-06-30 | 2019-11-12 | 青岛海尔洗衣机有限公司 | A kind of arrangement of clutch |
| CN105686660A (en) * | 2015-04-28 | 2016-06-22 | 周林斌 | Leak-proof bean-grinding coffeepot with deformation valve |
| CN105708336A (en) * | 2015-04-28 | 2016-06-29 | 周林斌 | Working method of coffee bean grinding coffeepot preventing leak by virtue of elastic valve |
| CN105708335A (en) * | 2015-04-28 | 2016-06-29 | 周林斌 | Leakproof bean-grinding coffeemaker |
| CN105708337A (en) * | 2015-04-28 | 2016-06-29 | 周林斌 | Working method of leak-proof coffee grinding maker with deformation valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |