CN209468598U - A kind of high-capacity washing machine latch-up-free formula speed-reducing clutch - Google Patents
A kind of high-capacity washing machine latch-up-free formula speed-reducing clutch Download PDFInfo
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- CN209468598U CN209468598U CN201822031777.0U CN201822031777U CN209468598U CN 209468598 U CN209468598 U CN 209468598U CN 201822031777 U CN201822031777 U CN 201822031777U CN 209468598 U CN209468598 U CN 209468598U
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- ratchet
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Abstract
The utility model provides a kind of high-capacity washing machine latch-up-free formula speed-reducing clutch, by input shaft, undersetting, dehydrating shaft, upper bracket, impeller shafts and ratchet clutch composition, the input shaft connects the impeller shafts by planet gear reducing mechanism, described dehydrating shaft one end is fixed on the braked wheel of the planet gear reducing mechanism, the ratchet clutch includes spline friction sleeve, torsional spring, belt pulley, pawl, trip(ping) lever and ratchet, the input axle sleeve is in the clutch shaft of the planet gear reducing mechanism, the spline friction sleeve and the belt pulley are mounted on the input shaft, the pawl is hinged on the trip(ping) lever by detent pin, the torsional spring is set on the spline friction sleeve and the clutch shaft, the ratchet is set with outside the torsional spring.The utility model high-capacity washing machine latch-up-free formula speed-reducing clutch eliminates traditional unilateral bearing component and brake band brake assemblies, realizes washing machine interior bucket in washing and is freely rotated.
Description
Technical field
The utility model relates to a kind of high-capacity washing machine, in particular to a kind of high-capacity washing machine latch-up-free formula slow down from
Clutch.
Background technique
Washing machine is acted on using electric energy production machinery to wash the cleaning appliance of clothing, is divided by its specified washing capacity
Two classes of household and collective.Currently, the common impeller or stirring type fully-automatic washing machine newly released on domestic market is all adopted
With the speed-reducing clutch with interior bucket lock function, the brake band and unilateral bearing of the speed-reducing clutch are by washing machine inner tub just
Anti- both direction all locks washing machine inner tub, keeps washing machine inner tub motionless or Small-angle Rotation.Such washing machine capacity is basic
On be 12 kilograms of middle or small washing capacities below, and substantially 13 kilograms or more of the automatic washing of America market demand
Clothing machine.Be conventionally used in the past Small And Medium Capacity decelerating clutch of washing machine either intensity, service life be all unable to satisfy 13 kilograms and
The requirement of above automatic washing machine.Simultaneously traditional Small And Medium Capacity decelerating clutch of washing machine be also unable to satisfy 13 kilograms and
Above washing machine is to the locking of interior bucket and brake torque requirement, and unilateral bearing adds dynamic locking structure is complicated, therefore
Barrier rate is high, is easy fatigue failure, laundry machine dehydration touches band noise and unilateral bearing dehydration noise is big.
Utility model content
(1) technical problems to be solved
The technical problem to be solved by the present invention is to provide it is a kind of it is simple and reliable for structure, easy for installation, be suitable for high-volume
When production, washing the high-capacity washing machine latch-up-free formula of the washing machine inner tub inertia free rotation state that is in latch-up-free slow down from
Clutch.
(2) technical solution
In order to solve the above technical problems, the utility model provides a kind of high-capacity washing machine latch-up-free formula speed-reducing clutch,
The speed-reducing clutch is by input shaft, undersetting, dehydrating shaft, upper bracket, the impeller shafts being sleeved in the dehydrating shaft and spine
Clutch composition is taken turns, the input shaft connects the impeller shafts by planet gear reducing mechanism, and described dehydrating shaft one end is fixed
On the braked wheel of the planet gear reducing mechanism, the ratchet clutch includes spline friction sleeve, torsional spring, belt pulley, spine
Pawl, trip(ping) lever and ratchet, the input axle sleeve mounted in the planet gear reducing mechanism clutch shaft in, the spline friction sleeve and
The belt pulley is mounted on the input shaft, and the pawl is hinged on the trip(ping) lever by detent pin, and the spline rubs
It wipes and is set with the torsional spring on set and the clutch shaft, the ratchet is set with outside the torsional spring；Outside the dehydration axis connection
Washing machine inner tub, the impeller shafts connects with external impeller disk, and when washing, the pawl and ratchet cooperation are described
Torsional spring is in loosening state, and the belt pulley drives the spline friction sleeve positive and negative rotation campaign, drives the impeller shafts positive and negative rotation
Movement, the clutch shaft, the braked wheel and the dehydrating shaft are in latch-up-free state.When washing, the dehydrating shaft is in nothing
Lock state, the impeller disk realize positive and negative rotation campaign, and the water body in washing machine inner tub is made to form eddy flow, are able to drive described wash
Clothing machine interior bucket realizes positive and negative rotation campaign, realizes washing machine interior bucket in washing and is freely rotated, reduces because of unilateral bearing mistake
The disabler risk of the one-directional rotation of washing machine inner tub caused by effect；When realizing dehydration unilateral bearing dehydration noise reduction and
The frictional noise that braked wheel and brake band scrape.
Further, the trip(ping) lever is hinged on the undersetting, and when dehydration, external washing machine tractor passes through spiral shell
Bolt pushes the trip(ping) lever, is detached from the pawl and the ratchet, the torsional spring is in holding state, makes the spline friction
Set and clutch shaft holding are integral, and the belt pulley drives the spline friction sleeve, the clutch shaft, the braked wheel
With dehydrating shaft forward rotating movements clockwise, dehydrating function is realized.
Further, the trip(ping) lever is equipped with trip(ping) lever reset spring in hinged place；The pawl and the ratchet
Number is respectively 2.
Further, the pawl is hinged on the trip(ping) lever by pawl shaft, and the pawl shaft passes through pawl nut
It is fixed；Ratchet spring is installed in the pawl shaft.
Further, the planet gear reducing mechanism include downlink carrier, with the uplink carrier of the impeller axis connection, with
The planetary gear that the teeth portion of the input shaft is meshed and the internal gear engaged with the planetary gear, described in internal gear connection
Clutch shaft；The planetary gear is mounted between the downlink carrier and the uplink carrier by mandrel.The input shaft passes through
The planet gear reducing mechanism slows down, and power is transferred to the impeller shafts.
Further, first bearing and second bearing are separately installed between the input shaft and the clutch shaft；It is described
3rd bearing and big water seal are installed between dehydrating shaft and the upper bracket, is equipped with and contains between the dehydrating shaft and the impeller shafts
Oil bearing and sealing ring；Fourth bearing is installed between the undersetting and the clutch shaft.
Further, the belt pulley is V-belt belt pulley or carves band belt pulley more；The trip(ping) lever uses engineering
Injection molding metal stamping formed forms；The torsional spring is formed using rectangular spring steel wire coiling.
Further, the belt pulley is fixed on the input shaft by locking nut.
(3) beneficial effect
The utility model high-capacity washing machine latch-up-free formula speed-reducing clutch eliminates the one-way shaft of traditional speed-reducing clutch
Bearing assembly and brake band brake assemblies realize washing machine interior bucket in washing and are freely rotated, reduce because unilateral bearing loses
The disabler risk of the one-directional rotation of washing machine inner tub caused by effect；When realizing dehydration unilateral bearing dehydration noise reduction and
The frictional noise that braked wheel and brake band scrape.Reduce part simultaneously, optimize structure, improve product reliability, reduces
Infrastructure cost.
Detailed description of the invention
Fig. 1 is the main view of the utility model high-capacity washing machine latch-up-free formula speed-reducing clutch；
Fig. 2 is that the utility model high-capacity washing machine latch-up-free formula speed-reducing clutch omits the bottom view after belt pulley；
Wherein: 1 being input shaft, 2 be locking nut, 3 be spline friction sleeve, 4 be torsional spring, 5 be first bearing, 6 be belt
Wheel, 7 be pawl, 8 be ratchet spring, 9 be pawl shaft, 10 be trip(ping) lever, 11 be ratchet, 12 be pawl nut, 13 be undersetting,
14 it is second bearing, 15 be clutch shaft, 16 be downlink carrier, 17 be, 18 be braked wheel, 19 be internal gear, 20 is planetary gear, 21
It is dehydrating shaft for uplink carrier, 22,23 be upper bracket, 24 be 3rd bearing, 25 be big water seal, 26 be oiliness bearing, 27 is close
Seal, 28 be impeller shafts, 29 be trip(ping) lever reset spring, 30 be fourth bearing, 31 be bolt.
Specific embodiment
Refering to fig. 1 and Fig. 2, the utility model provides a kind of high-capacity washing machine latch-up-free formula speed-reducing clutch, described to subtract
Speed clutch by input shaft 1, undersetting 13, dehydrating shaft 22, upper bracket 23, the impeller shafts 28 that are sleeved in the dehydrating shaft 22 with
And ratchet clutch composition, the input shaft 1 connect the impeller shafts 28, the dehydrating shaft by planet gear reducing mechanism
22 one end are fixed on the braked wheel 18 of the planet gear reducing mechanism, and the ratchet clutch includes spline friction sleeve 3, turns round
Spring 4, belt pulley 6, pawl 7, trip(ping) lever 10 and ratchet 11, the input shaft 1 are sleeved on the clutch of the planet gear reducing mechanism
In axis 15, the spline friction sleeve 3 and the belt pulley 6 are mounted on the input shaft 1, and the pawl 7 is cut with scissors by detent pin
It connects on the trip(ping) lever 10, is set with the torsional spring 4 on the spline friction sleeve 3 and the clutch shaft 15, outside the torsional spring 4
It is set with the ratchet 11；The dehydrating shaft 22 connects external washing machine inner tub, the impeller shafts 28 and external impeller disk
Connection, when washing, the pawl 7 cooperates with the ratchet 11, and the torsional spring 4 be in loosening state, the drive of belt pulley 6
The 3 positive and negative rotation campaign of spline friction sleeve drives the 28 positive and negative rotation campaign of impeller shafts, the clutch shaft 15, the braked wheel
18 and the dehydrating shaft 22 be in latch-up-free state.When washing, the dehydrating shaft 22 is in latch-up-free state, the impeller disk
It realizes positive and negative rotation campaign, the water body in washing machine inner tub is made to form eddy flow, be able to drive the washing machine inner tub and realize positive and negative rotation
Movement realizes washing machine interior bucket in washing and is freely rotated, washing machine inner tub caused by reducing because of unilateral bearing failure
The disabler risk of one-directional rotation；The reduction of unilateral bearing dehydration noise and braked wheel and brake band scrape when realizing dehydration
Frictional noise.
Refering to fig. 1, the undersetting 13 is fixedly connected with the upper bracket 23, the trip(ping) lever 10 be hinged on it is described under
On support 13；Referring to Fig.2, external washing machine tractor pushes the trip(ping) lever 10 by bolt 31 when dehydration, make the spine
Pawl 7 and the ratchet 11 are detached from, and the torsional spring 4 is in holding state, embraces the spline friction sleeve 3 and the clutch shaft 15
Tight integral, the belt pulley 6 drives the spline friction sleeve 3, the clutch shaft 15, the braked wheel 18 and the dehydration
The forward rotating movements clockwise of axis 22 realize dehydrating function.The trip(ping) lever 10 is equipped with trip(ping) lever reset spring 29 in hinged place；Institute
The number for stating pawl 7 and the ratchet 11 is respectively 2.The pawl 7 is hinged on the trip(ping) lever 10 by pawl shaft 9,
The pawl shaft 9 is fixed by pawl nut 12.Ratchet spring 8 is installed in the pawl shaft 9.
Refering to fig. 1, the planet gear reducing mechanism include downlink carrier 16, the uplink carrier that is connect with the impeller shafts 28
21, the planetary gear 20 being meshed with the teeth portion of the input shaft 1 and the internal gear 19 engaged with the planetary gear 20, it is described interior
Gear 19 connects the clutch shaft 15；The planetary gear 20 is mounted on the downlink carrier 16 and the upper planet by mandrel 17
Between frame 21.The input shaft 1 is slowed down by the planet gear reducing mechanism, and power is transferred to the impeller shafts 28.
Refering to fig. 1, first bearing 5 and second bearing are separately installed between the input shaft 1 and the clutch shaft 15
14；3rd bearing 24 and big water seal 25 be installed between the dehydrating shaft 22 and the upper bracket 23, the dehydrating shaft 22 with it is described
Oiliness bearing 26 and sealing ring 27 are installed between impeller shafts 28；Is equipped between the undersetting 13 and the clutch shaft 15
Four bearings 30.The belt pulley 6 is fixed on the input shaft 1 by locking nut 2.
Wherein, the belt pulley 6 is V-belt belt pulley or carves band belt pulley more；The trip(ping) lever 11 uses engineering
Injection molding metal stamping formed forms；The torsional spring 4 is formed using rectangular spring steel wire coiling.
The present embodiment high-capacity washing machine latch-up-free formula speed-reducing clutch eliminates the unilateral bearing of traditional speed-reducing clutch
Component and brake band brake assemblies realize washing machine interior bucket in washing and are freely rotated, reduce because unilateral bearing fails
Caused by washing machine inner tub one-directionally rotate disabler risk；The reduction and system of unilateral bearing dehydration noise when realizing dehydration
The frictional noise that driving wheel and brake band scrape.Reduce part simultaneously, optimizes structure, improve product reliability, reduce
Infrastructure cost.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
Claims (8)
1. a kind of high-capacity washing machine latch-up-free formula speed-reducing clutch, which is characterized in that the speed-reducing clutch is by input shaft
(1), undersetting (13), dehydrating shaft (22), upper bracket (23), the impeller shafts (28) being sleeved in the dehydrating shaft (22) and spine
Clutch composition is taken turns, the input shaft (1) connects the impeller shafts (28), the dehydrating shaft by planet gear reducing mechanism
(22) one end is fixed on the braked wheel (18) of the planet gear reducing mechanism, and the ratchet clutch includes spline friction sleeve
(3), torsional spring (4), belt pulley (6), pawl (7), trip(ping) lever (10) and ratchet (11), the input shaft (1) are sleeved on the row
In the clutch shaft (15) of star wheel reducer structure, the spline friction sleeve (3) and the belt pulley (6) are mounted on the input shaft
(1) on, the pawl (7) is hinged on the trip(ping) lever (10) by detent pin, the spline friction sleeve (3) and the clutch
It is set on axis (15) torsional spring (4), is set with the ratchet (11) outside the torsional spring (4)；Dehydrating shaft (22) connection
External washing machine inner tub, the impeller shafts (28) connect with external impeller disk, when washing, the pawl (7) and the spine
(11) cooperation is taken turns, the torsional spring (4) is in loosening state, and the belt pulley (6) drives the positive and negative transhipment of the spline friction sleeve (3)
It is dynamic, drive the impeller shafts (28) positive and negative rotation campaign, the clutch shaft (15), the braked wheel (18) and the dehydrating shaft (22)
In latch-up-free state.
2. high-capacity washing machine latch-up-free formula speed-reducing clutch as described in claim 1, which is characterized in that the trip(ping) lever
(10) it is hinged on the undersetting (13), when dehydration, external washing machine tractor pushes the clutch by bolt (31)
Bar (10), is detached from the pawl (7) and the ratchet (11), and the torsional spring (4) is in holding state, makes the spline friction
It covers (3) and the clutch shaft (15) holding is integral, the belt pulley (6) drives the spline friction sleeve (3), the clutch
Axis (15), the braked wheel (18) and the dehydrating shaft (22) forward rotating movements clockwise.
3. high-capacity washing machine latch-up-free formula speed-reducing clutch as claimed in claim 2, which is characterized in that the trip(ping) lever
(10) trip(ping) lever reset spring (29) are installed in hinged place；The number of the pawl (7) and the ratchet (11) is respectively 2
It is a.
4. high-capacity washing machine latch-up-free formula speed-reducing clutch as claimed in claim 3, which is characterized in that the pawl (7)
It is hinged on the trip(ping) lever (10) by pawl shaft (9), the pawl shaft (9) is fixed by pawl nut (12)；Institute
It states and ratchet spring (8) is installed on pawl shaft (9).
5. high-capacity washing machine latch-up-free formula speed-reducing clutch as claimed in claim 2, which is characterized in that the planetary gear subtracts
Fast mechanism includes downlink carrier (16), connect with the impeller shafts (28) uplink carrier (21), the tooth with the input shaft (1)
The planetary gear (20) that portion is meshed and the internal gear (19) engaged with the planetary gear (20), the internal gear (19) connect institute
State clutch shaft (15)；The planetary gear (20) is mounted on the downlink carrier (16) and the uplink carrier by mandrel (17)
(21) between.
6. high-capacity washing machine latch-up-free formula speed-reducing clutch as described in claim 1, which is characterized in that the input shaft
(1) first bearing (5) and second bearing (14) are separately installed between the clutch shaft (15)；The dehydrating shaft (22) and institute
State and 3rd bearing (24) and big water seal (25) be installed between upper bracket (23), the dehydrating shaft (22) and the impeller shafts (28) it
Between oiliness bearing (26) and sealing ring (27) are installed；The 4th is equipped between the undersetting (13) and the clutch shaft (15)
Bearing (30).
7. high-capacity washing machine latch-up-free formula speed-reducing clutch as described in claim 1, which is characterized in that the belt pulley
(6) band belt pulley is carved for V-belt belt pulley or more；The trip(ping) lever (10) is rushed using engineering plastics injection molding or metal
It is molded to form；The torsional spring (4) is formed using rectangular spring steel wire coiling.
8. high-capacity washing machine latch-up-free formula speed-reducing clutch as described in claim 1, which is characterized in that the belt pulley
(6) it is fixed on the input shaft (1) by locking nut (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822031777.0U CN209468598U (en) | 2018-12-05 | 2018-12-05 | A kind of high-capacity washing machine latch-up-free formula speed-reducing clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822031777.0U CN209468598U (en) | 2018-12-05 | 2018-12-05 | A kind of high-capacity washing machine latch-up-free formula speed-reducing clutch |
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| Publication Number | Publication Date |
|---|---|
| CN209468598U true CN209468598U (en) | 2019-10-08 |
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ID=68088834
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822031777.0U Active CN209468598U (en) | 2018-12-05 | 2018-12-05 | A kind of high-capacity washing machine latch-up-free formula speed-reducing clutch |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112481938A (en) * | 2020-12-15 | 2021-03-12 | 南京工程学院 | Clutch of washing machine |
| CN114263010A (en) * | 2020-09-15 | 2022-04-01 | 海信（山东）冰箱有限公司 | Drum washing machine |
-
2018
- 2018-12-05 CN CN201822031777.0U patent/CN209468598U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114263010A (en) * | 2020-09-15 | 2022-04-01 | 海信（山东）冰箱有限公司 | Drum washing machine |
| CN114263010B (en) * | 2020-09-15 | 2024-04-05 | 海信冰箱有限公司 | Drum washing machine |
| CN112481938A (en) * | 2020-12-15 | 2021-03-12 | 南京工程学院 | Clutch of washing machine |
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