CN102206914B - Transmission device of washing machine - Google Patents
Transmission device of washing machine Download PDFInfo
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- CN102206914B CN102206914B CN 201110128108 CN201110128108A CN102206914B CN 102206914 B CN102206914 B CN 102206914B CN 201110128108 CN201110128108 CN 201110128108 CN 201110128108 A CN201110128108 A CN 201110128108A CN 102206914 B CN102206914 B CN 102206914B
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Abstract
The invention relates to a part of a washing machine, in particular to a transmission device of the washing machine. The transmission device comprises a drive shaft, a drive shaft sleeve, a clutch, a stator component, a rotor component and a brake mechanism, wherein the drive shaft is rotatably arranged in the drive shaft sleeve; the clutch controls the rotation of the drive shaft and the drive shaft sleeve; the stator component is positioned in the rotor component; the rotor component is fixedly connected with one end of the drive shaft through a coupler; the clutch comprises a sliding piece and an electromagnetic coil positioned outside the sliding piece; the sliding piece can be meshed with the external teeth of the drive shaft sleeve in a vertical sliding mode; a meshing part which can be meshed with the sliding piece is arranged at the joint of the rotor component and the drive shaft; the stator component is provided with a meshing part which can be meshed with the sliding piece; the brake mechanism comprises a brake plate, a brake disc and a brake disc retainer; and the brake plate is fixedly connected with the drive shaft sleeve. The transmission device has a simple and compact structure, small volume and low manufacturing cost, and is flexibly controlled.
Description
Technical field
The present invention relates to a kind of part of washing machine, particularly a kind of power transmission apparatus of washing machines.
Background technology
Washing machine is to make the machine of removing attached to the spot on the washings through chemical breakdown effect and mechanical shock effect.The groundwork of washing machine is rotated by the main shaft drives impeller, stirs current and clothing and rotates, and reaches the purpose of washing clothes; Because clothing can not strong friction; So the rotating speed of general impeller all has certain restriction, can not be too fast, simultaneously owing to receive the restriction of washing machine inner space; Existing washing machine is most of to drive impeller through the direct driving main shaft of drive motors, and the belt pulley transmission through removing the transmission washing machine and mechanical speed change mechanism are to reach the purpose of minimizing washing machine inner space.Adopt the direct driving main shaft of drive motors to drive the direct driving motor that impeller then need be selected the high moment of torsion of the slow-speed of revolution for use; This also causes the volume of direct driving motor big, Heavy Weight, consumptive material are many, power consumption greatly, cost is than problems such as height; Simultaneously along with the continuous development of washing machine industry and the continuous increase of using washing machine family quantity, for also having caused certain limitation on the washing machine driving electromotor selection.
The low torque transmission device of at present existing high rotating speed; Its clutch generally all adopts machinery from external control; Like Granted publication number is CN2443980Y, and patent name is the Chinese patent of " decelerating clutch of washing machine that brushless electric machine directly drives ", and this patent structure comprises a ratchet mechanism; Ratchet mechanism comprises pawl arm, pawl arm spring, ratchet, realizes clutch function through this ratchet mechanism.And for example patent publication No. is the transmission device that the Chinese patent of CN1566480A discloses a kind of automatic washing machine; Its clutch pack comprises the clutch operating motor that clutch motion required drive is provided that is arranged on the outside; Convert rotatablely moving of clutch operating motor into straight-line bindiny mechanism; Attaches the bar of taking off according to what the rectilinear motion of bindiny mechanism selectively tilted; Place and attach the shaft coupling support sector upper end of taking off bar, the slip shaft joint that on the outer peripheral face of rotor sleeve axle and lower wash axle, slides.This arrangement of clutch exists always and lacks that globality, complex structure, volume are big, control is dumb, be not easy to use and the problems such as miniaturization of product.
Like Granted publication number is CN201762573U, and patent name is the Chinese patent of " use in washing machine deboost axle clutch ", and is as shown in Figure 1, has driving shaft 1 and propeller shaft sleeve 2, and driving shaft 1 rotates and is arranged in the propeller shaft sleeve 2, and it is fixedly connected drive motors 3 down; It is characterized in that: said driving shaft 1 has the driving shaft 11 and output shaft 12 of the coaxial setting of above-below direction; Driving shaft 11 is connected with drive motors 3; Its arranged outside planetary wheeling assembly 4; Planetary wheeling assembly 4 has planetary gear retainer 41, be arranged on the planetary gear retainer 41 and planetary gear 42 that is meshed with driving shaft 11 and the planetary gear external toothing 43 that is arranged on planetary gear 42 outer rings and is meshed with planetary gear 42; Planetary gear external toothing 43 is connected with output shaft 12, planetary gear external toothing 43 outside socket profile of tooth clutch circles 5, and spline fitted and above-below direction are slidingly connected between profile of tooth clutch circle 5 and the planetary gear external toothing 43; Profile of tooth clutch circle 5 lower ends are provided with the groove tooth; Profile of tooth clutch circle 5 belows are provided with the slot dish 6 that is fixedly connected with driving shaft 11, and slot dish 6 is provided with the slot that matches with 5 times end slot teeth of profile of tooth clutch circle, and profile of tooth clutch circle 5 outsides are provided with solenoid 7.Though this patent adopts electromagnetic clutch to remove traditional employing machinery from the existing problem of external control; But since profile of tooth clutch circle 5 through and planetary gear external toothing 43 between the mode of spline fitted; Realizing that above-below direction is slidingly connected makes that the clutch volume is big, Heavy Weight, and the required pick-up voltage of this clutch is higher with the voltage that keeps adhesive, and coil power dissipation is big; Simultaneously because the clutch volume is big, Heavy Weight; The noise that produces when causing clutch state to switch is big, and the clutch installing component is vulnerable to wearing and tearing, has a strong impact on its service life.And this patent is because the simple transmission device controller that relies on is realized brake function; This not only requires high to controller technology, cause the controller manufacturing cost high, still is difficult to guarantee that tumbler is at very short time completion brake process simultaneously; Especially under the situation of sudden power; Can influence the braking quality of controller, have potential safety hazard, and to certain loss is arranged in service life of drive motors.In addition, existing at present power transmission apparatus of washing machines braking mechanism all is to adopt machinery to realize the power transmission apparatus of washing machines brake function from external control mechanism, is mainly the braked wheel structure, mainly comprises push rod, formulates band, braked wheel.Granted publication number is CN201003118Y; Patent name is " a full automatic impeller formula decelerating clutch of washing machine "; This patent comprises the upper and lower pallet of clutch, and planetary gear reducing gear, bi-directional locking arrangement, clutch, braking brake mechanism is characterized in that: its bi-directional locking arrangement is made up of with counterclockwise locking mechanism the clockwise locking mechanism of braking braked wheel; Described clockwise locking mechanism comprises the brake band of push rod and braking braked wheel; One end of brake band is fixed on the undersetting, and the other end of brake band is connected on the push rod, and described counterclockwise locking mechanism comprises electromagnetic actuator device and braking ring flange; Electromagnetic actuator device is fixed on the undersetting or at the bottom of the washing machine on the bucket, the braking ring flange is fixedly connected with braked wheel; Described clutch comprises trip(ping) lever that has fixed claw and movable claw and the two ratchets that cooperate with trip(ping) lever fixed claw and movable claw, and described pair of ratchet connects braked wheel through two ratchet shafts.This braking mechanism exist always lack globality, complex structure, volume big, be not easy to use and the miniaturization of transmission device, have problems such as preparation cost height simultaneously.
Summary of the invention
The technical problem that the present invention will solve provides a kind of power transmission apparatus of washing machines, is particularly useful for high rotating speed, low moment of torsion power transmission apparatus of washing machines, and this transmission structures is simple, compact, volume is little, control is flexible, low cost of manufacture; Its clutch volume is little, in light weight, preparation technology is simple, the voltage of pick-up voltage and maintenance adhesive is low, coil power dissipation is little, and the transmission device noise is little, long service life; The present invention also has braking mechanism, and its braking mechanism compact, volume are little, simple to operate, and preparation technology is simple, and low cost of manufacture.
Technical scheme of the present invention is:
A kind of power transmission apparatus of washing machines comprises driving shaft, propeller shaft sleeve, clutch, stator module, rotor assembly, braking mechanism, and wherein drive shaft turns is arranged in the propeller shaft sleeve, the rotation of Clutch Control driving shaft and propeller shaft sleeve, wherein:
Stator module is positioned at rotor assembly;
Rotor assembly is fixedly connected with said driving shaft one end through shaft coupling;
Clutch comprises sliding part and is positioned at the outside solenoid of sliding part that the external tooth of said sliding part and said propeller shaft sleeve can slide up and down to engagement;
Rotor assembly and driving shaft junction be provided with can with the meshing part of sliding part engagement, stator module be provided with can with the meshing part of sliding part engagement;
Braking mechanism comprises keep plate, brake disc and brake disc retainer, and keep plate is fixedly connected with propeller shaft sleeve, and brake disc is connected with the brake disc retainer, the contact that brake disc can slide up and down realization and keep plate along the propeller shaft sleeve direction with separate.
Preferably; Said rotor assembly comprises: rotor case, the rotor core that is positioned at the rotor case inboard and is fixedly connected with rotor case; Rotor case is connected with driving shaft one end through shaft coupling, and rotor case and driving shaft junction are provided with the meshing part that can mesh with sliding part.
Preferably, said stator module comprises: stator core, be wrapped in the coil on the stator core, and the stator retainer of stator core fixed installation usefulness, the stator retainer be provided with can with the meshing part of sliding part engagement.
Preferably, comprise driving shaft, propeller shaft sleeve, clutch, stator module, rotor assembly, braking mechanism, wherein drive shaft turns is arranged in the propeller shaft sleeve, the rotation of Clutch Control driving shaft and propeller shaft sleeve, wherein:
Described driving shaft comprises line shaft and the output shaft with the coaxial setting of above-below direction, and line shaft is used to receive the rotor assembly revolving force, and output shaft is used to connect impeller and it exports revolving force mutually;
Described propeller shaft sleeve comprises input axle sleeve and the output sleeve with the coaxial setting of above-below direction;
Stator module is positioned at rotor assembly;
Rotor assembly is fixedly connected with said line shaft end through shaft coupling;
Clutch comprises sliding part and is positioned at the outside solenoid of sliding part that said sliding part can slide up and down to engagement with the external tooth of input axle sleeve;
Rotor assembly and line shaft junction be provided with can with the meshing part of sliding part engagement, stator module be provided with can with the meshing part of sliding part engagement;
Braking mechanism comprises keep plate, brake disc and brake disc retainer, and keep plate is fixedly connected with propeller shaft sleeve, and brake disc is connected with the brake disc retainer, the contact that brake disc can slide up and down realization and keep plate along the propeller shaft sleeve direction with separate;
Also comprise planetary wheeling assembly; Comprise the planetary gear retainer; Planetary gear retainer and output shaft engagement; Be arranged on the planetary gear retainer and planetary gear that is meshed with line shaft and the planetary gear external toothing that is arranged on the planetary gear outer ring and is meshed with planetary gear, the planetary gear external toothing is fixedly connected with output sleeve through planetary gear external toothing fixed mount, imports axle sleeve and passes through planetary gear external toothing cover plate and be fixedly connected with planetary gear external toothing fixed mount.
Preferably; Said rotor assembly comprises: rotor case, the rotor core that is positioned at the rotor case inboard and is fixedly connected with rotor case; Rotor case is connected with the line shaft end through shaft coupling, and rotor case and line shaft junction are provided with the meshing part that can mesh with sliding part.
Preferably, shaft coupling is connected with the driving shaft spline fitted, and shaft coupling is fixedly connected through the riveted joint mode with rotor case.
Preferably, what rotor assembly and driving shaft junction were provided with can be positioned on the shaft coupling with the meshing part of sliding part engagement, with shaft coupling be integral structure, also can with the split-type structural of shaft coupling for being fixedly connected.
Power transmission apparatus of washing machines provided by the invention is particularly useful for the power transmission apparatus of washing machines of the high moment of torsion of the slow-speed of revolution, can certainly be applied to the power transmission apparatus of washing machines of the high moment of torsion of the slow-speed of revolution.
Preferably, said stator module comprises: stator core, be wrapped in the coil on the stator core, and the stator retainer of stator core fixed installation usefulness, the stator retainer be provided with can with the meshing part of sliding part engagement.
Preferably, compact more in order to make transmission structures, described keep plate directly adopts planetary gear external toothing cover plate, and described brake disc retainer is the stator retainer.
Preferably, the engagement system of the meshing part of said rotor assembly and driving shaft junction and sliding part is the engagement of groove tooth.
Preferably, the engagement system of meshing part on the said stator module and sliding part is the engagement of groove tooth.
Preferably, described sliding part is the clutch gear ring, and clutch gear ring upper and lower side is evenly distributed with the groove tooth.
Preferably, clutch also comprises elastic reseting part, and elastic reseting part is socketed in outside the propeller shaft sleeve and is positioned at said sliding part.
Shaft coupling of the present invention can be spline housing, and spline housing is processed by kirsite, also can be processed by non-magnet materials such as aluminium alloy or plastics.
Preferably, sliding part of the present invention and propeller shaft sleeve are spline engagement.
Preferably, described solenoid comprises that by armature and winding coil, wherein, winding coil is positioned at armature.
Preferably, in order to realize normally sliding up and down of clutch gear ring, guarantee that its accurate clutch state switches, clutch also comprises elastic reseting part, and elastic reseting part is socketed in outside the input axle sleeve and is positioned at said clutch gear ring.When accomplishing washing step; After the solenoid outage; The clutch gear ring is under the elastic acting force of elastic reseting part, and the meshing part that breaks away from the stator retainer slides downwards along the input axle sleeve, with the meshing part engagement of line shaft and rotor case junction; Through planetary gear external toothing cover plate and the planetary gear external toothing fixed mount that is fixedly connected, thereby the rotation synchronously of output sleeve and output shaft gets into dehydration.
Preferably; Described sliding part comprises the non-magnetic conductive part that is positioned at outside magnetic conductive part and is positioned at inside; Magnetic conductive part and non-magnetic conductive part are connected to one, and the external tooth of non-magnetic conductive part and propeller shaft sleeve can slide up and down to engagement, and magnetic conductive part can mesh with the meshing part on the stator module.Sliding part of the present invention is owing to need be coupled with solenoid; Under the solenoid "on" position; Sliding part receive solenoid to its driving force upwards slide with stator module on the meshing part engagement, and because sliding part of the present invention and propeller shaft sleeve engagement, again owing to propeller shaft sleeve in order to ensure its rigidity intensity; But so generally adopt processing of permeability magnetic material; And if but under the situation that the mate material of sliding part and propeller shaft sleeve is processed by permeability magnetic material, propeller shaft sleeve also can receive the active force of solenoid to it, this will cause sliding part can't be implemented under the solenoid "on" position; Sliding part receive solenoid to its driving force upwards slide with stator module on the operation of meshing part engagement; Probably cause clutch to be lost efficacy, so sliding part of the present invention is formed with the non-magnetic conductive part two parts that are positioned at inside by being positioned at outside magnetic conductive part, the external tooth of non-magnetic conductive part and propeller shaft sleeve can slide up and down to engagement; Magnetic conductive part can mesh with the meshing part on the stator module; When guaranteeing that sliding part can receive solenoid to its driving force, solenoid can not produce driving force to propeller shaft sleeve, guarantees the accurate switching of power transmission apparatus of washing machines clutch on-off state.Therefore, compare with existing power transmission apparatus of washing machines clutch, accurate more and flexible when transmission device of the present invention is carried out clutch work.
Preferably; Described clutch gear ring comprises the non-magnetic conductive part that is positioned at outside magnetic conductive part and is positioned at inside; Magnetic conductive part and non-magnetic conductive part are connected to one, and the external tooth of non-magnetic conductive part and propeller shaft sleeve can slide up and down to engagement, and magnetic conductive part can mesh through the groove tooth with the meshing part on the stator module.
Preferably, non-magnetic conductive part can adopt non-magnet materials such as brass, zinc to be prepared from.
Preferably, the position that sliding part of the present invention can mesh with the meshing part of rotor assembly and driving shaft junction both can be set in place the magnetic conductive part bottom in the outside, also can be set in place the non-magnetic conductive part bottom in inside.This is because shaft coupling of the present invention is generally processed by non-magnet materials such as kirsite, aluminium alloy or plastics; Therefore sliding part of the present invention is chosen in the magnetic conductive part bottom that is positioned at the outside and is provided with the groove toothing that can mesh with the meshing part of rotor assembly and driving shaft junction, and the clutch state that can not influence sliding part switches; Be chosen in the non-magnetic conductive part bottom that is positioned at inside and be provided with the groove toothing that can mesh with the meshing part of rotor assembly and driving shaft junction, the clutch state that also can not influence sliding part switches; Can freely select according to actual processing technology.
Preferably, described brake disc below is provided with one or more boss, and back-moving spring is installed on the boss; The brake disc below also is provided with solenoid, solenoid and brake disc coupling; Described brake disc also comprises brake block, and brake block is positioned at the brake disc top, is fixedly connected with brake disc to be integral.
The implementation result of table 1 the present invention and prior art relatively
Operation principle of the present invention: under the washing state; The solenoid energising; Sliding part breaks away from driving shaft and rotor assembly junction under solenoid drives meshing part upwards slides along propeller shaft sleeve, and with the meshing part engagement on the stator module, propeller shaft sleeve is motionless; The driving shaft rotation realizes washing step; Under the dewatering state; Solenoid outage, sliding part lose solenoid its driving force is broken away from meshing part on the stator module along propeller shaft sleeve to lower slider, mesh with the meshing part of driving shaft and rotor assembly junction; Propeller shaft sleeve and driving shaft rotate synchronously, realize dehydration; Brake disc receives the attraction of solenoid to it simultaneously, overcomes back-moving spring elastic force, breaks away from keep plate along the brake disc retainer to lower slider; After dehydration is accomplished, the solenoid outage, brake disc loses the attraction of solenoid to it, and brake disc receives back-moving spring elastic force, upwards slides along the brake disc retainer, and brake block on the brake disc and keep plate CONTACT WITH FRICTION realize brake function.
Advantage of the present invention: electromagnetic clutch is installed in the present invention is employed between stator module and the rotor assembly; Omitted existing power transmission apparatus of washing machines clutch and adopted mechanical mechanism from external control; Simple in structure, compact, volume is little, precise control is flexible, low cost of manufacture; And the clutch volume is little, in light weight, preparation technology is simple, the voltage of pick-up voltage and maintenance adhesive is low, coil power dissipation is little, and the transmission device noise is little, long service life.The present invention simultaneously also has braking mechanism; Eliminated the prejudice that existing direct driving motor need not be provided with braking mechanism, braking mechanism integral body of the present invention is positioned at power transmission apparatus of washing machines, realizes brake function through solenoid controlled; Cancelled existing employing machinery from external control mechanism; Like structures such as push rod, brake bands, simple and compact for structure, volume is little, simple to operate, preparation technology is simple, and low cost of manufacture; Simultaneously braking mechanism provided by the invention in the course of the work, brake disc only slides up and down along the brake disc retainer, does not produce rotation, has guaranteed the safety and the reliability of brake, has reduced the loss to drive motors simultaneously, has prolonged the service life of transmission device.
Description of drawings
Accompanying drawing 2 is structural representations of the embodiment of the invention 1;
Accompanying drawing 3 is structural representations of the embodiment of the invention 2;
Accompanying drawing 4 is structural representations of the clutch gear ring of accompanying drawing 2 or accompanying drawing 3;
Accompanying drawing 5 is sectional perspective explosive views of the embodiment of the invention 1 or embodiment 2;
Accompanying drawing 6 is structural representations of the clutch gear ring of the embodiment of the invention 3;
Accompanying drawing 7 is three-dimensional exploded perspective views of accompanying drawing 6.
Accompanying drawing 8 is structural representations of the braking mechanism of the embodiment of the invention 1 or embodiment 2;
Accompanying drawing 9 is sectional perspective explosive views of accompanying drawing 8 of the present invention;
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail:
Further explain operation principle of the present invention through embodiment 2: under the washing state; Solenoid 232 energisings; Clutch gear ring 2310 receives solenoid 232 and its driving force is overcome the meshing part 27 that the elastic force of elastic reseting part 233 breaks away from the shaft coupling 26 upwards slides along input axle sleeves 221; With meshing part 28 engagements on the stator retainer 243; Input axle sleeve 221 is motionless with output sleeve 222, and line shaft 211 is realized the speed change transmission of output shaft 212 through driving planetary gear 292, realizes washing step; Under the dewatering state; Solenoid 232 outage, clutch gear ring 2310 loses the driving force of solenoid 232 to it, and the Flexible Reset power that receives elastic reseting part 233 break away from meshing part 28 on the stator retainer 243 along input axle sleeves 221 to lower slider; With meshing part 27 engagements on the shaft coupling 26; Through the planetary gear external toothing cover plate 295 and planetary gear external toothing fixed mount 294 that are fixedly connected, output sleeve 222 rotates with output shaft 212 synchronously, realizes dehydration; Under dewatering state, brake disc 302 receives the attraction of solenoid 306 to it, overcomes back-moving spring 305 elastic force simultaneously, breaks away from planetary gear external toothing cover plate 295 along stator retainer 243 to lower slider; After dehydration is accomplished; Solenoid 306 outages; Brake disc 302 loses the attraction of solenoid 306 to it, and brake disc 302 receives back-moving spring 305 elastic force, upwards slides along stator retainer 243; Brake block 307 and planetary gear external toothing cover plate 295 CONTACT WITH FRICTION on the brake disc 302 are realized quick brake function.
Above-described specific embodiment; The object of the invention, technical scheme and beneficial effect have been carried out further explain, and institute it should be understood that the above is merely specific embodiment of the present invention; Be not limited to the present invention; All within spirit of the present invention and principle, any modification of being made, be equal to replacement, improvement etc., all should be included in protection scope of the present invention.
Claims (12)
1. power transmission apparatus of washing machines; Comprise driving shaft (21), propeller shaft sleeve (22), clutch (23), stator module (24), rotor assembly (25), braking mechanism (30); Wherein driving shaft (21) rotates and is arranged in the propeller shaft sleeve (22); The rotation of clutch (23) control driving shaft (21) and propeller shaft sleeve (22) is characterized in that:
Stator module (24) is positioned at rotor assembly (25);
Rotor assembly (25) is fixedly connected with said driving shaft (21) one ends through shaft coupling (26);
Clutch (23) comprises sliding part (231) and is positioned at the outside solenoid (232) of sliding part (231) that said sliding part (231) can slide up and down to engagement with the external tooth of said propeller shaft sleeve (22);
Rotor assembly (25) and driving shaft (21) junction be provided with can with the engagement of sliding part (231) engagement
Parts (27), stator module (24) be provided with can with the meshing part (28) of sliding part (231) engagement;
Braking mechanism (30) comprises keep plate (301), brake disc (302) and brake disc retainer (303); Keep plate (301) is fixedly connected with propeller shaft sleeve (22); Brake disc (302) is connected with brake disc retainer (303), brake disc (302) can along propeller shaft sleeve (22) direction slide up and down realize with the contact of keep plate (301) with separate.
2. a kind of power transmission apparatus of washing machines as claimed in claim 1; It is characterized in that: said rotor assembly (25) comprising: rotor case (251), the rotor core (252) that is positioned at rotor case (251) inboard and is fixedly connected with rotor case (251); Rotor case (251) is connected with driving shaft (21) one ends through shaft coupling (26), and rotor case (251) and driving shaft (21) junction are provided with the meshing part (27) that can mesh with sliding part (231).
3. a kind of power transmission apparatus of washing machines as claimed in claim 1; It is characterized in that: said stator module (24) comprising: stator core (241), be wrapped in the coil (242) on the stator core (241); And the stator retainer (243) of stator core (241) fixed installation usefulness, stator retainer (243) be provided with can with the meshing part (28) of sliding part (231) engagement.
4. a kind of power transmission apparatus of washing machines as claimed in claim 1; Comprise driving shaft (21), propeller shaft sleeve (22), clutch (23), stator module (24), rotor assembly (25), braking mechanism (30); Wherein driving shaft (21) rotates and is arranged in the propeller shaft sleeve (22); The rotation of clutch (23) control driving shaft (21) and propeller shaft sleeve (22) is characterized in that:
Described driving shaft (21) comprises line shaft (211) and the output shaft (212) with the coaxial setting of above-below direction, and line shaft (211) is used to receive rotor assembly (25) revolving force, and output shaft (212) is used to connect impeller and it exports revolving force mutually;
Described propeller shaft sleeve (22) comprises input axle sleeve (221) and the output sleeve (222) with the coaxial setting of above-below direction;
Stator module (24) is positioned at rotor assembly (25);
Rotor assembly (25) is fixedly connected with said line shaft (211) end through shaft coupling (26);
Clutch (23) comprises sliding part (231) and is positioned at the outside solenoid (232) of sliding part (231) that said sliding part (231) can slide up and down to engagement with the external tooth of input axle sleeve (221);
Rotor assembly (25) and line shaft (211) junction be provided with can with the engagement of sliding part (231) engagement
Parts (27), stator module (24) be provided with can with the meshing part (28) of sliding part (231) engagement;
Braking mechanism (30) comprises keep plate (301), brake disc (302) and brake disc retainer (303); Keep plate (301) is fixedly connected with propeller shaft sleeve (22); Brake disc (302) is connected with brake disc retainer (303), brake disc (302) can along propeller shaft sleeve (22) direction slide up and down realize with the contact of keep plate (301) with separate;
Also comprise planetary wheeling assembly (29); Comprise planetary gear retainer (291); Planetary gear retainer (291) and output shaft (212) engagement; Being arranged on planetary gear retainer (291) goes up and planetary gear (292) that is meshed with line shaft (211) and the planetary gear external toothing (293) that is arranged on planetary gear (292) outer ring and is meshed with planetary gear (292); Planetary gear external toothing (293) is fixedly connected with output sleeve (222) through planetary gear external toothing fixed mount (294), and input axle sleeve (221) is fixedly connected with planetary gear external toothing fixed mount (294) through planetary gear external toothing cover plate (295).
5. a kind of power transmission apparatus of washing machines as claimed in claim 4; It is characterized in that: said rotor assembly (25) comprising: rotor case (251), the rotor core (252) that is positioned at rotor case (251) inboard and is fixedly connected with rotor case (251); Rotor case (251) is connected with line shaft (211) end through shaft coupling (26), and rotor case (251) and line shaft (211) junction are provided with the meshing part (27) that can mesh with sliding part (231).
6. a kind of power transmission apparatus of washing machines as claimed in claim 4; It is characterized in that: said stator module (24) comprising: stator core (241), be wrapped in the coil (242) on the stator core (241); And the stator retainer (243) of stator core (241) fixed installation usefulness, stator retainer (243) be provided with can with the meshing part (28) of sliding part (231) engagement.
7. a kind of power transmission apparatus of washing machines as claimed in claim 4 is characterized in that: described keep plate (301) is a planetary gear external toothing cover plate (295).
8. like claim 3 or 6 described a kind of power transmission apparatus of washing machines, it is characterized in that: described brake disc retainer (303) is a stator retainer (243).
9. like claim 1 or 4 described a kind of power transmission apparatus of washing machines, it is characterized in that: described sliding part (231) is a clutch gear ring (2310), and clutch gear ring (2310) upper and lower side is evenly distributed with the groove tooth.
10. like claim 1 or 4 described a kind of power transmission apparatus of washing machines; It is characterized in that: clutch (23) also comprises elastic reseting part (233), and elastic reseting part (233) is socketed in outside the propeller shaft sleeve (22) and is positioned at said sliding part (231).
11. like claim 1 or 4 described a kind of power transmission apparatus of washing machines; It is characterized in that: described sliding part (231) comprises the non-magnetic conductive part (2311) that is positioned at outside magnetic conductive part (2312) and is positioned at inside; Magnetic conductive part (2312) and non-magnetic conductive part (2311) are connected to one; Non-magnetic conductive part (2311) can slide up and down to engagement with the external tooth of propeller shaft sleeve (22), and magnetic conductive part (2312) can mesh with the meshing part (28) on the stator module (24).
12. like claim 1 or 4 described a kind of power transmission apparatus of washing machines, it is characterized in that: described brake disc (302) below is provided with one or more boss (304), and back-moving spring (305) is installed on the boss (304); Brake disc (302) below also is provided with solenoid (306), solenoid (306) and brake disc (302) coupling; Described brake disc (302) also comprises brake block (307), and brake block (307) is positioned at brake disc (302) top, is fixedly connected with brake disc (302) to be integral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110128108 CN102206914B (en) | 2011-05-18 | 2011-05-18 | Transmission device of washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110128108 CN102206914B (en) | 2011-05-18 | 2011-05-18 | Transmission device of washing machine |
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| Publication Number | Publication Date |
|---|---|
| CN102206914A CN102206914A (en) | 2011-10-05 |
| CN102206914B true CN102206914B (en) | 2012-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110128108 Expired - Fee Related CN102206914B (en) | 2011-05-18 | 2011-05-18 | Transmission device of washing machine |
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| CN102877267B (en) * | 2012-10-17 | 2015-12-30 | 常州至精精机有限公司 | A kind of motor and speed-reducing clutch assembly |
| CN104727085B (en) * | 2013-12-23 | 2018-08-14 | 安徽聚隆传动科技股份有限公司 | A kind of control flow of washing machine electromagnetic clutch |
| CN104928887B (en) * | 2015-05-18 | 2016-10-05 | 江苏联动轴承股份有限公司 | A kind of chocking construction clutch without brake ribbon |
| CN104846591B (en) * | 2015-05-18 | 2016-10-05 | 江苏联动轴承股份有限公司 | The dual-purpose clutch of high-capacity direct-driving frequency conversion |
| EP3739102B1 (en) * | 2018-05-29 | 2023-09-27 | Wuxi Little Swan Electric Co., Ltd. | Brake used for drum clothes washing machine, and drum clothes washing machine |
| KR20240052561A (en) * | 2022-10-14 | 2024-04-23 | 삼성전자주식회사 | Clothes treating apparatus |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100962073B1 (en) * | 2009-11-24 | 2010-06-09 | 주식회사 성인전자 | The structure of clutch assembly of full automatic washer by single type moter |
| CN201762573U (en) * | 2010-08-02 | 2011-03-16 | 常州至精精机有限公司 | Speed reducing shaft clutch for washing machine |
| CN202148430U (en) * | 2011-05-18 | 2012-02-22 | 常州至精精机有限公司 | Washer transmission device |
-
2011
- 2011-05-18 CN CN 201110128108 patent/CN102206914B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100962073B1 (en) * | 2009-11-24 | 2010-06-09 | 주식회사 성인전자 | The structure of clutch assembly of full automatic washer by single type moter |
| CN201762573U (en) * | 2010-08-02 | 2011-03-16 | 常州至精精机有限公司 | Speed reducing shaft clutch for washing machine |
| CN202148430U (en) * | 2011-05-18 | 2012-02-22 | 常州至精精机有限公司 | Washer transmission device |
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|---|---|
| CN102206914A (en) | 2011-10-05 |
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