CN203625676U - Decelerating clutch for washing machine - Google Patents
Decelerating clutch for washing machine Download PDFInfo
- Publication number
- CN203625676U CN203625676U CN201320813314.4U CN201320813314U CN203625676U CN 203625676 U CN203625676 U CN 203625676U CN 201320813314 U CN201320813314 U CN 201320813314U CN 203625676 U CN203625676 U CN 203625676U
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- ratchet
- clutch
- brake
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- washing machine
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Abstract
The utility model relates to a decelerating clutch for a washing machine. The decelerating clutch comprises a housing, a decelerating mechanism, a dehydrated transmission mechanism, a clutch mechanism and a braking mechanism. The clutch mechanism comprises a swinging rod which is fixedly connected with ratchets. Two ratchet wheels including an upper ratchet wheel and a lower ratchet wheel are coaxially arranged. Teeth of the upper ratchet wheel and the lower ratchet wheel are reversely arranged. The upper ratchet wheel is connected with the upper end of a clutch spring. The lower ratchet wheel is connected with the lower end of the clutch spring The two ratchets are arranged. An upper ratchet is in transmission connection with the upper ratchet wheel and a lower ratchet is in transmission connection with the lower ratchet wheel. The upper ratchet and the lower ratchet are reversely arranged. The decelerating clutch for the washing machine has following beneficial effects: the clutch mechanism is arranged to be in the structure of the double ratchets and the double ratchet wheels; the ratchet wheels are in transmission connection with two heads of the clutch spring; a one-way bearing is not required; the braking device is arranged to be in the braking structure of double brake bands; problems that the washing machine is low in washing and dehydrating efficiencies, loud in noise and increasing in cost are solved; and the technical problems of structures of a clutch and other operation systems are simplified.
Description
Technical field
The utility model relates to a kind of decelerating clutch of washing machine.
Background technology
In the full-automatic pulsator washing machine speed-reducing clutch of releasing on existing market, its structure is comprise deceleration device, dehydration transmission device, clutch device and be arranged on the brake apparatus on housing.Said deceleration device is by belt pulley and gear shaft driving coupling, gear shaft and planet circular system driving coupling, and planet circular system and impeller shafts driving coupling form; Said dewater unit is to be connected with gear shaft by belt pulley, and gear shaft connects with clutch cover, and clutch cover connects with clutch shaft by brake spring, and clutch shaft connects with braked wheel and planet circular system, and braked wheel connects formation with dehydrating shaft; Said clutch device is that fork and ratchet are fixedly connected by fork and push rod driving coupling, and ratchet connects with ratchet driving, and ratchet and brake spring driving coupling form.Its principle is that, in the time of free state, brake spring is held tightly on clutch cover and clutch shaft, in the time that belt pulley drives clutch cover to screw direction rotation to brake spring, by brake spring, the rotation of clutch cover is delivered to clutch shaft, then is delivered to dehydrating shaft, dehydration that Here it is.In the time of washing, by external force, ratchet is connected to ratchet, make brake spring to opposite spin, brake spring and clutch cover and clutch shaft depart from, and belt pulley just can not drive dehydrating shaft to rotate so.In prior art, pawl-and-gearing all only arranges one, separates pine sensitive not rapid and stable.In addition, generally speaking, clutch namely by gear shaft, impeller shafts, dehydrating shaft, braked wheel, clutch shaft, unilateral bearing, be installed on the reducing gear of braked wheel inside and be arranged on clutch shaft, make clutch composition have following defect: the one, the suspension type mode of braking of single head clasping structure, braking ability is reduced, and push rod position can not be adjusted; The 2nd, due to the support of unilateral bearing, when dehydration, noise increases, and has increased staring torque; Because of the existence of above factor, affect the life-span of complete machine, also affect the wash-out usefulness of washing machine simultaneously.
Summary of the invention
In order to overcome the above-mentioned deficiency of prior art, the utility model provides a kind of decelerating clutch of washing machine that can improve clutch.
The technical scheme in the invention for solving the technical problem is:
A kind of decelerating clutch of washing machine, comprise housing, reducing gear, dehydration transmission mechanism, clutch and arrestment mechanism, reducing gear comprises the gear shaft that connects belt pulley, gear shaft connects impeller shafts by planetary reduction gear train, gear shaft is arranged with clutch cover outward, dehydration transmission mechanism comprises the dehydrating shaft with the coaxial setting of impeller shafts, dehydrating shaft and braked wheel, clutch shaft is unified into a rigid body, described clutch comprises fork, fork is fixedly connected with ratchet, the ratchet ratchet that is in transmission connection, ratchet connects one end of brake spring, brake spring is set in outside described clutch shaft and clutch cover, described coaxial ratchet is provided with two, be respectively ratchet and bottom ratchet wheel, described upper ratchet and the tooth of bottom ratchet wheel oppositely arrange, described upper ratchet connects the upper end of brake spring, bottom ratchet wheel connects the lower end of brake spring, described ratchet is also respectively arranged with two, be respectively ratchet and lower ratchet, the upper ratchet upper ratchet that is in transmission connection, the lower ratchet bottom ratchet wheel that is in transmission connection, described upper ratchet and lower ratchet oppositely arrange.
As preferably, upper ratchet and lower ratchet are arranged on the both sides of ratchet, and are separately fixed on fork.
As preferably, one end of braked wheel is fixed with fixed mount, the other end is provided with push rod, described push rod is fixedly connected with fork by banking pin, braked wheel outer surface is arranged with the first brake band and the second brake band, and one end of the first brake band and the second brake band is separately fixed on fixed mount, and the other end connects respectively and can drive the braking of the first brake band and the second brake band or unclamp the push rod on braked wheel surface, on described banking pin, be fixed with torsion spring, one end of torsion spring connects push rod.
As preferably, bar shaped fixing hole is set on fixed mount, and is fixed by screws on housing.
Impeller shafts drives cylinder to rotate washing, and dehydrating shaft drive cylinder rotates dehydration, and both are coaxial and separate setting, are driven respectively by belt pulley.The utility model adopts the two pawl structures of two ratchets in clutch device, and with brake spring two driving coupling, drive brake spring two to rotate backward simultaneously, unclamp and obvolvent action, two reverse ratchets and two ratchet driving connections that direction of rotation is contrary are namely set on fork; In the time of washing, two ratchet switch ratchet promotion simultaneously brake springs unclamp clutch cover and clutch shaft, repeatedly rotate by motor driven gear axle is two-way, reach clean result; When dehydration, clutch device is by the operation of outside traction electric machine, make two ratchets on fork throw off ratchet simultaneously, brake spring obvolvent clutch shaft and clutch cover join together, and connect fork by push rod, two brake bands the first brake band link with the second brake band and clutch device, therefore can open brake band disengaging braked wheel, impeller shafts and dehydrating shaft are done as a whole, reached the object of centrifugal dehydration with high speed single direction rotation.
The utility model is also cancelled the unilateral bearing on former clutch, single brake band single head is held tightly and changed two brake band double end clasping structures into, change the double end tight-holding type structure of two brake bands into from original single action brake type, two brake band one end and push rod are connected, the other end is fixed on fixed mount, for braked wheel dehydration rotation direction braking and unclamp the Positive-Negative Action moment producing while making washing of drum type washing machine, all eliminate in braking, eliminated the phenomenon of washing machine inner tub transfer simultaneously.Cancel after unilateral bearing, reduced moment of friction when dehydration noise starts with dehydration, extend the service life of complete machine.
Fixing hole on fixed mount is set to bar shaped, so just can adjust easily the position of fixed mount and then adjustment push rod, has preregulated function, makes brake band identical with braked wheel enclasping force, also avoids the push rod position difference causing because of rigging error simultaneously.
The beneficial effects of the utility model are: clutch mechanism device is made the two ratchet structures of two ratchets by the utility model, and ratchet and brake spring two driving coupling, cancelled unilateral bearing simultaneously, brake apparatus is made to two brake band brake structures, thereby solve the problem that washing machine wash-out usefulness is low, noise large, cost increases, simplified the technical problem of clutch and control system structure thereof simultaneously.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model.
Fig. 2 is the B-B sectional structure schematic diagram of Fig. 1.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As Fig. 1, shown in 2, a kind of decelerating clutch of washing machine, comprise housing, reducing gear, dehydration transmission mechanism, clutch and arrestment mechanism, reducing gear comprises the gear shaft 1 that connects belt pulley 3, gear shaft 1 connects impeller shafts 19 by planetary reduction gear train 15, the outer clutch cover 2 that is arranged with of gear shaft 1, dehydration transmission mechanism comprises the dehydrating shaft 18 with the coaxial setting of impeller shafts, dehydrating shaft 18 and braked wheel 17, clutch shaft 7 is unified into a rigid body, described clutch comprises fork 8, fork 8 is fixedly connected with ratchet, the ratchet ratchet that is in transmission connection, ratchet connects one end of brake spring 6, brake spring 6 is set in outside described clutch shaft 7 and clutch cover 2, described coaxial ratchet is provided with two, be respectively ratchet 4 and bottom ratchet wheel 14, described upper ratchet 4 oppositely arranges with the tooth of bottom ratchet wheel 14, described upper ratchet connects the upper end of brake spring 6, bottom ratchet wheel 14 connects the lower end of brake spring, described ratchet is also respectively arranged with two, be respectively ratchet 5 and lower ratchet 13, the upper ratchet 5 upper ratchet 5 that is in transmission connection, lower ratchet 13 bottom ratchet wheel 14 that is in transmission connection, described upper ratchet and lower ratchet oppositely arrange.Upper ratchet and lower ratchet are arranged on the both sides of ratchet, and distribution is fixed on fork 8.
One end of braked wheel 17 is fixed with fixed mount 16, the other end is provided with push rod 11, described push rod 11 is fixedly connected with fork 8 by banking pin 9, braked wheel 17 outer surfaces are arranged with the first brake band 20 and the second brake band 10, one end of the first brake band 20 and the second brake band 10 is separately fixed on fixed mount 16, the other end connects respectively and can drive the braking of the first brake band and the second brake band or unclamp the push rod 11 on braked wheel surface, on described banking pin 9, be fixed with torsion spring 12, one end of torsion spring connects push rod 11, is used for push rod to reset.Bar shaped fixing hole is set on fixed mount 16, and is fixed by screws on housing.
Impeller shafts 19 drives cylinder to rotate and washs, and dehydrating shaft 18 drives cylinder to rotate dehydration, and both are coaxial and separate setting, are driven respectively by belt pulley.The utility model adopts the two pawl structures of two ratchets in clutch device, go up ratchet 4 and bottom ratchet wheel 14, and with brake spring 6 two driving coupling, drive brake spring two to rotate backward simultaneously, unclamp and obvolvent action, two reverse ratchets and two ratchet driving connections that direction of rotation is contrary are namely set on fork 8; In the time of washing, two ratchet switch ratchet promotion simultaneously brake springs unclamp clutch cover 2 and clutch shaft 7, are repeatedly rotated by belt pulley 3 driven gear axles 1 are two-way by motor, reach clean result; When dehydration, clutch device is by the operation of outside traction electric machine, make two ratchets on fork 8 throw off ratchet simultaneously, brake spring 6 obvolvent clutch shafts 7 join together with clutch cover 2, and two brake bands and clutch device link, therefore can open brake band and depart from braked wheel, impeller shafts 19 and dehydrating shaft 18 be done as a whole, reach the object of centrifugal dehydration with high speed single direction rotation.
The utility model is also cancelled the unilateral bearing on former clutch, single brake band single head is held tightly and changed two brake band double end clasping structures into, change the double end tight-holding type structure of two brake bands into from original single action brake type, two brake band one end and push rod 11 are connected, the other end is fixed on fixed mount 16, be used for braked wheel in the braking of dehydration rotation direction and unclamp, the Positive-Negative Action moment producing while making washing of drum type washing machine, all eliminate in braking, eliminated the phenomenon of washing machine inner tub transfer simultaneously.Cancel after unilateral bearing, reduced moment of friction when dehydration noise starts with dehydration, extend the service life of complete machine.
Fixing hole on fixed mount 16 is set to bar shaped, so just can adjust easily the position of fixed mount and then adjustment push rod 11, and there is preregulated function, make brake band identical with braked wheel enclasping force, also avoid the push rod position difference causing because of rigging error simultaneously.
Clutch mechanism device is made the two ratchet structures of two ratchets by the utility model, and ratchet and brake spring two driving coupling, cancelled unilateral bearing simultaneously, brake apparatus is made to two brake band brake structures, thereby solve the problem that washing machine wash-out usefulness is low, noise large, cost increases, simplified the technical problem of clutch and control system structure thereof simultaneously.
Claims (4)
1. a decelerating clutch of washing machine, comprise housing, reducing gear, dehydration transmission mechanism, clutch and arrestment mechanism, reducing gear comprises the gear shaft that connects belt pulley, gear shaft connects impeller shafts by planetary reduction gear train, gear shaft is arranged with clutch cover outward, dehydration transmission mechanism comprises the dehydrating shaft with the coaxial setting of impeller shafts, dehydrating shaft and braked wheel, clutch shaft is unified into a rigid body, described clutch comprises fork, fork is fixedly connected with ratchet, the ratchet ratchet that is in transmission connection, ratchet connects one end of brake spring, brake spring is set in outside described clutch shaft and clutch cover, it is characterized in that: described coaxial ratchet is provided with two, be respectively ratchet and bottom ratchet wheel, described upper ratchet and the tooth of bottom ratchet wheel oppositely arrange, described upper ratchet connects the upper end of brake spring, bottom ratchet wheel connects the lower end of brake spring, described ratchet is also respectively arranged with two, be respectively ratchet and lower ratchet, the upper ratchet upper ratchet that is in transmission connection, the lower ratchet bottom ratchet wheel that is in transmission connection, described upper ratchet and lower ratchet oppositely arrange.
2. a kind of decelerating clutch of washing machine according to claim 1, is characterized in that: described upper ratchet and lower ratchet are arranged on the both sides of ratchet, and are separately fixed on fork.
3. a kind of decelerating clutch of washing machine according to claim 2, it is characterized in that: one end of described braked wheel is fixed with fixed mount, the other end is provided with push rod, described push rod is fixedly connected with fork by banking pin, braked wheel outer surface is arranged with the first brake band and the second brake band, one end of the first brake band and the second brake band is separately fixed on fixed mount, the other end connects respectively and can drive the braking of the first brake band and the second brake band or unclamp the push rod on braked wheel surface, on described banking pin, be fixed with torsion spring, one end of torsion spring connects push rod.
4. a kind of decelerating clutch of washing machine according to claim 3, is characterized in that: bar shaped fixing hole is set on described fixed mount, and is fixed by screws on housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320813314.4U CN203625676U (en) | 2013-12-12 | 2013-12-12 | Decelerating clutch for washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320813314.4U CN203625676U (en) | 2013-12-12 | 2013-12-12 | Decelerating clutch for washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203625676U true CN203625676U (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320813314.4U Expired - Fee Related CN203625676U (en) | 2013-12-12 | 2013-12-12 | Decelerating clutch for washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203625676U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107059339A (en) * | 2017-05-05 | 2017-08-18 | 洛阳辰祥机械科技有限公司 | A kind of design method of integrated decelerating clutch for washing machine motor |
| CN107587316A (en) * | 2016-07-08 | 2018-01-16 | 无锡小天鹅股份有限公司 | The drive system of washing machine and there is its washing machine |
| CN109124050A (en) * | 2018-09-30 | 2019-01-04 | 周美兰 | A kind of multi-use architecture design platform |
| CN111334985A (en) * | 2019-11-29 | 2020-06-26 | 无锡小天鹅电器有限公司 | Clutch assembly and washing machine with same |
-
2013
- 2013-12-12 CN CN201320813314.4U patent/CN203625676U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107587316A (en) * | 2016-07-08 | 2018-01-16 | 无锡小天鹅股份有限公司 | The drive system of washing machine and there is its washing machine |
| CN107587316B (en) * | 2016-07-08 | 2023-08-22 | 无锡小天鹅电器有限公司 | Driving system of washing machine and washing machine with same |
| CN107059339A (en) * | 2017-05-05 | 2017-08-18 | 洛阳辰祥机械科技有限公司 | A kind of design method of integrated decelerating clutch for washing machine motor |
| CN109124050A (en) * | 2018-09-30 | 2019-01-04 | 周美兰 | A kind of multi-use architecture design platform |
| CN109124050B (en) * | 2018-09-30 | 2020-12-25 | 湖北天工建筑勘察设计有限公司 | Multifunctional building design platform |
| CN111334985A (en) * | 2019-11-29 | 2020-06-26 | 无锡小天鹅电器有限公司 | Clutch assembly and washing machine with same |
| CN111334985B (en) * | 2019-11-29 | 2022-06-10 | 无锡小天鹅电器有限公司 | Clutch assembly and washing machine with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20141212 |
|
| EXPY | Termination of patent right or utility model |