CN202610571U - Washing machine overrunning clutch drive device - Google Patents
Washing machine overrunning clutch drive device Download PDFInfo
- Publication number
- CN202610571U CN202610571U CN2012202347056U CN201220234705U CN202610571U CN 202610571 U CN202610571 U CN 202610571U CN 2012202347056 U CN2012202347056 U CN 2012202347056U CN 201220234705 U CN201220234705 U CN 201220234705U CN 202610571 U CN202610571 U CN 202610571U
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- washing machine
- input tooth
- tooth axle
- motor
- fixedly connected
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- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The utility model relates to the washing machine field and aims at providing a washing machine overrunning clutch drive device which is stable in transmission torque,high in efficiency, and stable in braking of a braking wheel in washing. The washing machine overrunning clutch drive device comprises an upper shell body, a lower shell body, an impeller shaft, a dewatering shaft, a motor, a hall sensor, a braking mechanism, a braking wheel, a braking shaft sleeve, an input gear shaft, an overrunning clutch and a reducer, wherein the dewatering shaft and the braking wheel are fixedly connected with the braking shaft sleeve in sequence. The inner ring of the overrunning clutch is fixedly connected with the dewatering shaft. The outer ring of the overrunning shaft is fixedly arranged in a bearing chamber of the upper shell body. The input gear shaft is connected with an input end of the reducer in driving mode. The impeller shaft is connected with an output end of the reducer in driving mode. The lower end of the input gear shaft is connected with a rotor in driving mode. A stator is fixedly connected with the lower shell body. The washing machine overrunning clutch drive device is provided with a clutch mechanism, and is stable in transmission torque, high in efficiency and stable in braking of a braking wheel in washing.
Description
Technical field
The utility model relates to the washing machine field, especially a kind of higher and stable washing machine overdrive clutch drive unit of when washing braked wheel braking of moment of torsion stabilization efficiency that transmits.
Background technology
The drive unit of pulsator washing machine often adopts the parallel side by side installation of single-phase capacitance formula motor and speed-reducing clutch, through the driving belt transferring power, realizes washing and dehydrating function; A kind of pulsator washing machine like the disclosure of the Invention of Chinese patent notification number CN101638840A; For preventing the dehydrating shaft transfer, wash when clockwise and braked wheel is braked during the washing of general speed-reducing clutch by belt brake; The existing of the drive unit of such pulsator washing machine transmits moment of torsion after the driving belt abrasion and reduces efficient and reduce, and running noise is big under washing and dehydration condition, and braked wheel is braked unsettled deficiency when washing after the brake ribbon abrasion of belt brake; Therefore, design a kind of higher and stable washing machine overdrive clutch drive unit of when washing braked wheel braking of moment of torsion stabilization efficiency that transmits, become problem demanding prompt solution.
The utility model content
The purpose of the utility model be for transmit after the drive unit driving belt abrasion that overcomes present pulsator washing machine that moment of torsion reduces that efficient reduces and the brake ribbon abrasion after during washing braked wheel brake unsettled deficiency, a kind of stable washing machine overdrive clutch drive unit of braked wheel braking when transmitting the higher and washing of moment of torsion stabilization efficiency is provided.
The concrete technical scheme of the utility model is:
A kind of washing machine overdrive clutch drive unit comprises upper shell, lower house, impeller axle, the dehydrating shaft that is enclosed within impeller axle cylindrical, motor, Hall element and is provided with brake arm and the arrestment mechanism of bearing pin; Described washing machine overdrive clutch drive unit also comprises braked wheel, braking sleeve, input tooth axle, freewheel clutch and decelerator; Described braked wheel is enclosed within outside the decelerator, and braking sleeve is enclosed within outside the input tooth axle and with input tooth axle and articulates; Described dehydrating shaft, braked wheel and braking sleeve are fixedly connected sequentially, and the outer gusset of braking sleeve and lower house articulate; The inner ring of described freewheel clutch is fixedly connected with dehydrating shaft, and the outer ring of freewheel clutch is packed in the bearing chamber that upper shell is provided with; The upper end of described input tooth axle and the input of decelerator are in transmission connection, and the lower end of impeller axle and the output of decelerator are in transmission connection, and the lower end of input tooth axle and the rotor of motor are in transmission connection, and the stator of motor is fixedly connected with lower house; Described washing machine overdrive clutch drive unit is provided with clutch.This washing machine overdrive clutch drive unit is contained on the washing machine as parts and uses; When washing machine washs; Clutch is thrown off braking sleeve and is imported being in transmission connection of tooth axle, and motor is clockwise, and rotor driven input tooth axle, decelerator drive the impeller axle and rotate; Freewheel clutch is braked braked wheel, and impeller rotates realizes washing function; When laundry machine dehydration; Clutch is connected braking sleeve with the through-drive of input tooth, the motor counter-rotating, and rotor driven input tooth axle rotates through braking sleeve and braked wheel drive dehydrating shaft through clutch; Freewheel clutch to the braked wheel braking, is not realized dehydrating function.The braked wheel braking was stable when this washing machine overdrive clutch drive unit transmitted the higher and washing of moment of torsion stabilization efficiency.
As preferably, described clutch comprises the side's silk spring member that is enclosed within the outer torque transmissioning shaft cover of input tooth axle, pawl arm that an end is provided with ratchet, is provided with ratchet and Fang Si spring; Described torque transmissioning shaft cover is connected with the through-drive of input tooth, and side's silk spring member is in transmission connection with torque transmissioning shaft cover and brake axle respectively, and ratchet and ratchet are relative, and the other end of pawl arm is fixedly connected with bearing pin.Clutch is simple and practical.
As preferably, described motor is the disc type brshless DC motor; The rotor of described motor is enclosed within outside the stator; Described rotor comprise the dish-type housing, with the dish-type housing in gusset be fixedly connected some to a watt shape permanent magnetic steel; Described stator be axially arranged with through hole; Described input tooth axle is provided with block and hold-down nut; The lower end of described input tooth axle is passed through hole, dish-type housing and block and is threaded with hold-down nut, and input tooth axle is connected with dish-type housing spline or square toes connect; Described Hall element is fixedly connected with stator.Motor is that disc type brshless DC motor volume is little, compact conformation and efficient are high.
As preferably, described decelerator is a planetary reducer.Speed reducing ratio is high.
Compared with prior art, the beneficial effect of the utility model is: one. the braked wheel braking was stable when this washing machine overdrive clutch drive unit transmitted the higher and washing of moment of torsion stabilization efficiency.Two. clutch is simple and practical.Three. motor is that disc type brshless DC motor volume is little, compact conformation and efficient are high.Four. decelerator is that the planetary reducer speed reducing ratio is high.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model.
Among the figure: impeller axle-1; Hall element-2; Upper shell-3; Bearing chamber-31; Lower house-4; Dehydrating shaft-5; Motor-6; Rotor-61; Dish-type housing-611; Watt shape permanent magnetic steel-612; Stator-62; Through hole-621; Arrestment mechanism-7; Brake arm-71; Bearing pin-72; Input tooth axle-8; Block-81; Hold-down nut-82; Clutch-9; Torque transmissioning shaft cover-91; Pawl arm-92; Side's silk spring member-93; Ratchet-931; Side's silk spring-932; Braked wheel-10; Braking sleeve-11; Freewheel clutch-12; Decelerator-13.
The specific embodiment
Below in conjunction with shown in the accompanying drawing the utility model is described further.
Shown in accompanying drawing 1: a kind of washing machine overdrive clutch drive unit comprises impeller axle 1, Hall element 2, upper shell 3, lower house 4, is enclosed within impeller axle 1 cylindrical dehydrating shaft 5, motor 6, the arrestment mechanism 7 with brake arm 71 and bearing pin 72 outer and that articulate through bearing and impeller axle 1, imports tooth axle 8, braked wheel 10, braking sleeve 11, freewheel clutch 12 and decelerator 13; Described washing machine overdrive clutch drive unit has clutch 9.
Described decelerator 13 is a planetary reducer, and braked wheel 10 is enclosed within outside the decelerator 13, and braking sleeve 11 is enclosed within outside the input tooth axle 8 and with input tooth axle 8 and articulates through oiliness bearing; Described dehydrating shaft 5, braked wheel 10 and braking sleeve 11 are fixedly connected sequentially, in the present embodiment, the top of braked wheel 10 be enclosed within outside the bottom of dehydrating shaft 5 and with dehydrating shaft 5 interference fit, braked wheel 10 and braking sleeve 11 riveted joints; The outer gusset and the lower house 4 of braking sleeve 11 pass through bearing hinge joint; It is outer and be fixedly connected with dehydrating shaft that the inner ring of described freewheel clutch 12 is enclosed within dehydrating shaft 5, and the outer ring of freewheel clutch 12 is packed in the bearing chamber 31 that upper shell 3 has; In the present embodiment, the external diameter interference fit of the internal diameter of the inner ring of freewheel clutch 12 and dehydrating shaft 5, the external diameter interference fit of the gusset of the external diameter of the outer ring of freewheel clutch 12 and bearing chamber 31; The upper end of described input tooth axle 8 is connected through engaging tooth with the input of decelerator 13, and the lower end of impeller axle 1 is connected through spline with the output of decelerator 13.
Described clutch 9 comprise be enclosed within input tooth axle 8 outer torque transmissioning shafts cover 91, one ends have ratchet 921 pawl arm 92, have side's silk spring member 93 of ratchet 931 and Fang Si spring 932; Described torque transmissioning shaft cover 91 is connected with input tooth axle 8 square toes, side's spring 932 member 93 respectively with torque transmissioning shaft overlap 91 with braked wheel 10 through-drive are connected, ratchet 921 is relative with ratchet 931, the other end of pawl arm 92 is threaded with bearing pin 72.
Described motor 6 is the disc type brshless DC motor; The rotor 61 of described motor 6 is enclosed within outside the stator 62; Described rotor 61 comprise dish-type housing 611, with dish-type housing 611 in the bonding six couples watt shape permanent magnetic steels 612 of gusset; Described stator 62 axially have a through hole 621; The stator 62 of described motor 6 is connected with the lower end screw of lower house 4, and the lower end of input tooth axle 8 and the rotor 61 of motor 6 are in transmission connection; In the present embodiment, described input tooth axle 8 has block 81 and hold-down nut 82; The lower end of described input tooth axle 8 is passed through hole 621, dish-type housing 611 and block 81 and is threaded with hold-down nut 82, and input tooth axle 8 is connected with dish-type housing 611 square toes; Described Hall element 2 is connected with the upper end screw of stator 62.
This washing machine overdrive clutch drive unit is contained on the washing machine as parts and uses; When washing machine washs; Ratchet 921 incision ratchets 931 sides of making silk spring 932 unclamps torque transmissioning shaft cover 91, and motor 6 is clockwise, and rotor 61 drives input tooth axle 8, decelerator 13 drives impeller axle 1 and rotates; 10 brakings of 12 pairs of braked wheels of freewheel clutch, impeller are rotated and are realized washing function; When laundry machine dehydration; Pawl arm 92 is opened and driven to brake arm 71 makes ratchet 921 leave ratchet 931; A square silk spring 932 is held braking sleeve 11 and torque transmissioning shaft cover 91 tightly under the elastic restoring force effect, motor 6 counter-rotatings, and rotor 61 driving input tooth axles 8 rotate through braking sleeve 11 and braked wheel 10 drive dehydrating shafts 5 through torque transmissioning shaft cover 91; Freewheel clutch 12 to braked wheel 10 brakings, is not realized dehydrating function.
The beneficial effect of the utility model is: the braked wheel braking was stable when this washing machine overdrive clutch drive unit transmitted the higher and washing of moment of torsion stabilization efficiency.Clutch is simple and practical.Motor is that disc type brshless DC motor volume is little, compact conformation and efficient are high.Decelerator is that the planetary reducer speed reducing ratio is high.
It is apparent to one skilled in the art that the utility model can be changed into multiple mode, and the scope that breaks away from the utility model is not thought in such change.The conspicuous modification of the technical staff to said field that all are such is within the scope that is included in this claim.
Claims (4)
1. a washing machine overdrive clutch drive unit comprises upper shell, lower house, impeller axle, the dehydrating shaft that is enclosed within impeller axle cylindrical, motor, Hall element and is provided with brake arm and the arrestment mechanism of bearing pin; It is characterized in that described washing machine overdrive clutch drive unit also comprises braked wheel, braking sleeve, input tooth axle, freewheel clutch and decelerator; Described braked wheel is enclosed within outside the decelerator, and braking sleeve is enclosed within outside the input tooth axle and with input tooth axle and articulates; Described dehydrating shaft, braked wheel and braking sleeve are fixedly connected sequentially, and the outer gusset of braking sleeve and lower house articulate; The inner ring of described freewheel clutch is fixedly connected with dehydrating shaft, and the outer ring of freewheel clutch is packed in the bearing chamber that upper shell is provided with; The upper end of described input tooth axle and the input of decelerator are in transmission connection, and the lower end of impeller axle and the output of decelerator are in transmission connection, and the lower end of input tooth axle and the rotor of motor are in transmission connection, and the stator of motor is fixedly connected with lower house; Described washing machine overdrive clutch drive unit is provided with clutch.
2. washing machine overdrive clutch drive unit according to claim 1 is characterized in that: described clutch comprises the side's silk spring member that is enclosed within the outer torque transmissioning shaft cover of input tooth axle, pawl arm that an end is provided with ratchet, is provided with ratchet and Fang Si spring; Described torque transmissioning shaft cover is connected with the through-drive of input tooth, and side's silk spring member is in transmission connection with torque transmissioning shaft cover and brake axle respectively, and ratchet and ratchet are relative, and the other end of pawl arm is fixedly connected with bearing pin.
3. washing machine overdrive clutch drive unit according to claim 1 and 2 is characterized in that: described motor is the disc type brshless DC motor; The rotor of described motor is enclosed within outside the stator; Described rotor comprise the dish-type housing, with the dish-type housing in gusset be fixedly connected some to a watt shape permanent magnetic steel; Described stator be axially arranged with through hole; Described input tooth axle is provided with block and hold-down nut; The lower end of described input tooth axle is passed through hole, dish-type housing and block and is threaded with hold-down nut, and input tooth axle is connected with dish-type housing spline or square toes connect; Described Hall element is fixedly connected with stator.
4. the washing machine overdrive clutch drive unit of variable-frequency washing machine according to claim 1 and 2, it is characterized in that: described decelerator is a planetary reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202347056U CN202610571U (en) | 2012-05-21 | 2012-05-21 | Washing machine overrunning clutch drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202347056U CN202610571U (en) | 2012-05-21 | 2012-05-21 | Washing machine overrunning clutch drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202610571U true CN202610571U (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202347056U Expired - Lifetime CN202610571U (en) | 2012-05-21 | 2012-05-21 | Washing machine overrunning clutch drive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202610571U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105734901A (en) * | 2014-12-12 | 2016-07-06 | 青岛海尔洗衣机有限公司 | Washing machine and deceleration clutch for same |
| CN105734910A (en) * | 2014-12-12 | 2016-07-06 | 青岛海尔洗衣机有限公司 | Direct drive motor and deceleration clutch of washing machine |
| CN105887418A (en) * | 2016-06-21 | 2016-08-24 | Tcl家用电器（合肥）有限公司 | Clutch guide mechanism used for pulsator washing machine and pulsator washing machine clutch |
-
2012
- 2012-05-21 CN CN2012202347056U patent/CN202610571U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105734901A (en) * | 2014-12-12 | 2016-07-06 | 青岛海尔洗衣机有限公司 | Washing machine and deceleration clutch for same |
| CN105734910A (en) * | 2014-12-12 | 2016-07-06 | 青岛海尔洗衣机有限公司 | Direct drive motor and deceleration clutch of washing machine |
| CN105734910B (en) * | 2014-12-12 | 2023-09-12 | 青岛海尔洗衣机有限公司 | Direct-drive motor and speed reduction clutch of washing machine |
| CN105734901B (en) * | 2014-12-12 | 2023-10-24 | 天津海尔洗涤电器有限公司 | Speed reducing clutch for washing machine and washing machine |
| CN105887418A (en) * | 2016-06-21 | 2016-08-24 | Tcl家用电器（合肥）有限公司 | Clutch guide mechanism used for pulsator washing machine and pulsator washing machine clutch |
| CN105887418B (en) * | 2016-06-21 | 2017-12-29 | Tcl家用电器（合肥）有限公司 | Clutch guiding mechanism and pulsator washing machine clutch for rotary drum washing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121219 |
|
| CX01 | Expiry of patent term |