CN2736399Y - Engaging and disengaging gear for clutch of fully-automatic biomimetic hand-rubbing type washing machine - Google Patents
Engaging and disengaging gear for clutch of fully-automatic biomimetic hand-rubbing type washing machine Download PDFInfo
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- CN2736399Y CN2736399Y CN 200420088580 CN200420088580U CN2736399Y CN 2736399 Y CN2736399 Y CN 2736399Y CN 200420088580 CN200420088580 CN 200420088580 CN 200420088580 U CN200420088580 U CN 200420088580U CN 2736399 Y CN2736399 Y CN 2736399Y
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- pawl
- ratchet
- clutch
- washing machine
- engaging
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Abstract
The utility model discloses an engaging and disengaging gear for the clutch of fully-automatic biomimetic hand-rubbing type washing machine, comprising torsion springs, an upper ratchet, a lower ratchet, an engaging and disengaging mechanism and a bracket. The torsion springs are arranged in the upper ratchet and the lower ratchet, and the engaging and disengaging mechanism comprises the brake lever of an upper pawl, a lower pawl, a brake shaft, a rotation shaft and two gears engaged externally. Wherein, the front ends of the brake lever of the upper pawl and the lower pawl are respectively provided with engaging teeth which can be respectively engaged and opened with the upper pawl and the lower pawl, and the back ends of the brake lever of the upper pawl and the lower pawl are respectively provided with shaft holes. The brake shaft and the rotation shaft are respectively arranged in the shaft holes of the brake lever of the upper pawl and the lower pawl. The two gears engaged externally are respectively fixedly connected with the brake lever of the upper pawl and the lower pawl; the bracket drives the brake lever of the upper pawl via connection. The engaging and disengaging mechanism of the utility model adopts the separated structure, solving the contradiction between synchronous insertion or opening and the opening force of the bracket; the engaging and disengaging performance is favorable, the torsion springs can be loosened completely, the opening force of the bracket is weak, the assemblage is simple and feasible, and the biomimetic hand-rubbing effect for washing machine is improved.
Description
Technical field
The utility model relates to a kind of washing machine clutch, relates in particular to a kind of arrangement of clutch that is used for fully-automatic bionical hand rubbing type washing machine clutch.
Background technology
The present both at home and abroad novel bionical hand rubbing technology that adopts of washing machine, the clutch of its clutch normally as shown in Figure 1 be whole steel or plastic clutch bar.Have two ratchets on the trip(ping) lever, be used to insert or leave the ratchet of torsion spring outside, to separate pine or reduction torsion spring.When the ratchet on the trip(ping) lever inserts ratchet, torsion spring is in the loose state of separating, at this moment washing machine computer plate is controlled drive motors and two stroke drain motor outputting powers, drain motor moves first stroke with the arrestment mechanism of separating loose clutch and ratchet, not action of ratchet, by belt transmission of power is arrived speed-reducing clutch, washing machine inner tub and impeller just produce the clean result of bionical hand rubbing by the interaction of flexible distribution of the power of speed-reducing clutch and current.When the ratchet on the trip(ping) lever leaves ratchet, torsion spring is in the state of holding tightly, at this moment washing machine computer plate is controlled drive motors and two stroke drain motor outputting powers, drain motor moves to second stroke has certain clearance with the arrestment mechanism of separating loose clutch and ratchet and ratchet, at this moment also by belt transmission of power is arrived speed-reducing clutch, washing machine then is in dewatering state.Because the trip(ping) lever that adopts is an overall structure, therefore can not satisfy the complete machine performance requirement of washing machine well, mainly have following problem: two ratchets on (1) trip(ping) lever are when inserting or leaving ratchet, can not satisfy well and insert the requirement that tooth is identical, opening clearance is consistent, disengaging performance is relatively poor, can not separate loose torsion spring fully, the hand rubbing weak effect of washing machine; (2) opening force of clutch-pedal support must be very big, can make two stroke drain motors overcome relevant elastic resistance realizes inserting the synchronism of opening and keeps certain opening clearance, increased the tractive force of drain motor, energy waste is big, and is difficult to guarantee realize smoothly and finishes dehydration action; (3) because trip(ping) lever is an overall structure, in batch production process, can not adjust the opening clearance and the insertion depth of two ratchets and two ratchets flexibly, influenced batch process, reduced production efficiency, increased assembly difficulty and manufacturing cost.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, the arrangement of clutch that a kind of disengaging performance opening force good, that can separate loose torsion spring, support fully is little, assemble the fully-automatic bionical hand rubbing type washing machine clutch of simple possible is provided, saving the energy and cost, and improve the bionical hand rubbing effect of washing machine.
The purpose of this utility model is achieved by the following technical programs:
The arrangement of clutch of a kind of fully-automatic bionical hand rubbing type washing machine clutch that the utility model provides comprises torsion spring, goes up ratchet, bottom ratchet wheel, clutch and support, and described torsion spring is installed in ratchet and the bottom ratchet wheel; Described clutch comprises using pawl to brake bar, following ratchet, brake axle, rotating shaft and two gears that are external toothing, wherein go up using pawl to brake bar and following ratchet and respectively have the engaging tooth that can be respectively meshes and open with last ratchet and bottom ratchet wheel, respectively be provided with axis hole in the rear end at front end; Described brake axle and rotating shaft are separately positioned in the axis hole of using pawl to brake bar and following ratchet; Described two gears that are external toothing fixedly are connected as a single entity with last using pawl to brake bar and following ratchet respectively; Described support connects to drive goes up the using pawl to brake bar.Clutch in the utility model adopts and divides body structure, promptly go up using pawl to brake bar and following ratchet split setting, be convenient to relative position and angle between the flexible adjustment component, can realize the transmission and the accurate in locating of moving by the external gear pump on it, can guarantee that using pawl to brake bar and following ratchet insert or leave ratchet and bottom ratchet wheel simultaneously, improved disengaging performance, and support is only to last using pawl to brake bar generation effect, the opening force of support is little, reduced tractive force, solved and inserted or open synchronously and the contradiction between the support opening force drain motor.
In addition, last using pawl to brake bar and following ratchet also can adopt as other forms of split transmission mechanism connection such as transfer bar mechanism, cam mechanism transmission except that adopting external gear pump to be connected the transmission.
It is fan-shaped that the engaging tooth of going up using pawl to brake bar and following ratchet front end described in the utility model is convergent, is convenient to insert or leave ratchet and bottom ratchet wheel.
Support described in the utility model connects to drive by trimming bolt goes up the using pawl to brake bar, with the unlatching effect of flexible modulation support to last using pawl to brake bar.
The utlity model has following beneficial effect:
(1) because adopting, clutch divides body structure, be convenient to relative position and angle between the flexible adjustment component, insert when can guarantee two ratchets or open and the unanimity of opening clearance, disengaging performance is good, can separate loose torsion spring fully, improve the hand rubbing effect of washing machine.
(2) opening force of support is little, has reduced the tractive force of drain motor, has saved the energy, has solved well to insert to open synchronously and the contradiction between the support opening force, can guarantee to realize smoothly and finish the dehydration action.
(3) be convenient to produce in batches, improved production efficiency, be easy to assembling, saved manufacturing cost.
Description of drawings
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail:
Fig. 1 is the schematic perspective view of clutch in the prior art arrangement of clutch;
Fig. 2 is a schematic perspective view of going up the using pawl to brake bar among the utility model embodiment;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the schematic perspective view of following ratchet among the utility model embodiment;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the assembling schematic diagram of the utility model embodiment;
Fig. 7 is the structural representation of the utility model embodiment.
Among the figure: go up ratchet 1, torsion spring 2, bottom ratchet wheel 3, following ratchet 4, rotating shaft 5, last using pawl to brake bar 6, brake axle 7, support 8, external gear pump 9,10, engaging tooth 11, axis hole 12,13, trimming bolt 14
The specific embodiment
Fig. 2～Figure 7 shows that embodiment of the present utility model comprises torsion spring 2, goes up ratchet 1, bottom ratchet wheel 3, clutch and support 8.As shown in Figure 6 and Figure 7, torsion spring 2 is installed in 3 li of ratchet 1 and bottom ratchet wheels, and clutch comprises using pawl to brake bar 6, ratchet 4, brake axle 7, rotating shaft 5 and two gears 9,10 that are external toothing down.As Fig. 2～shown in Figure 4, last using pawl to brake bar 6 and following ratchet 4 respectively have the engaging tooth 11 that can be respectively meshes and open with last ratchet 1 and bottom ratchet wheel 3 at front end, and it is fan-shaped that this engaging tooth 11 is convergent; Last using pawl to brake bar 6 and following ratchet 4 respectively are provided with axis hole 12,13 in the rear end; Two gears 9,10 that are external toothing fixedly are connected as a single entity with last using pawl to brake bar 6 and following ratchet 4 respectively.As shown in Figure 7, brake axle 7 and rotating shaft 5 are separately positioned in the axis hole of using pawl to brake bar 6 and following ratchet 4.Support 8 connects to drive by trimming bolt 14 goes up using pawl to brake bar 6.
During the washing machine washing, the program control plate control of washing machine drain motor, first stroke that moves makes support 8 separate loose brake band, makes the braked wheel system be in initial solution pine state.At this moment washing machine inner tub and impeller are not subjected to the drag effect of external force, are in free state substantially.Go up simultaneously ratchet 1, bottom ratchet wheel 3, last using pawl to brake bar 6 and following ratchet 4 and be in original state, without any action, torsion spring 2 was in and separated loose state fully this moment.Subsequently, the program control plate control of washing machine drive motors is realized rotating, by belt transmission of power is arrived speed-reducing clutch.Under the interaction of the epicyclic train of clutch and current, washing machine inner tub and impeller are realized the washing or the rinsing action of bionical hand rubbing.
During laundry machine dehydration, support 8 rotates a certain angle using pawl to brake bar 6 coiling moving axis 7 by trimming bolt 14, and last using pawl to brake bar 6 and following ratchet 4 are owing to mesh by external gear, following ratchet 45 also turns over certain angle around the shaft, and last using pawl to brake bar 6 and following ratchet 4 leave ratchet 1 and ratchet 3 simultaneously.Torsion spring 2 is by the return action of self quiet torsion, and on the path direction that it transmitted, torsion spring 2 can be transmission of power to washing machine inner tub.Subsequently, the program control plate control of washing machine drive motors one-directional rotation makes the rotation at a high speed of interior bucket by clutch, to reach the purpose of laundry machine dehydration.
During the washing machine braking, finish washing, rinsing and departing from, take off under the state of lid in accident, the program control plate of washing machine cuts off the power supply of drain motor and drive motors at once.At this moment, clutch is under the acting in conjunction of stand spring, trip(ping) lever spring restoring force, last using pawl to brake bar 6 passes through external gear pump, driving down, ratchet 4 inserts ratchet 1 and bottom ratchet wheel 3 simultaneously, make torsion spring 2 separate pine fully, be fixed on washing machine inner tub on the clutch simultaneously under the active force of brakes, realize braking function in short-term, and be to realize other function of washing machine ready (as washing and dehydration) next time.
In addition, last using pawl to brake bar 6 and following ratchet 4 also can adopt as other forms of split transmission mechanism connection such as transfer bar mechanism, cam mechanism transmission except that adopting external gear pump to be connected the transmission.
Claims (3)
1, a kind of arrangement of clutch of fully-automatic bionical hand rubbing type washing machine clutch, comprise torsion spring (2), last ratchet (1), bottom ratchet wheel (3), clutch and support (8), described torsion spring (2) is installed in ratchet (1) and bottom ratchet wheel (2) lining, it is characterized in that: described clutch comprises using pawl to brake bar (6), following ratchet (4), brake axle (7), rotating shaft (5) and two gears (9 that are external toothing, 10), wherein go up using pawl to brake bar (6) and following ratchet (4) and respectively have the engaging tooth (11) that can be respectively meshes and open with last ratchet (1) and bottom ratchet wheel (3), respectively be provided with axis hole (12 in the rear end at front end, 13); Described brake axle (7) and rotating shaft (5) are separately positioned in the axis hole (12,13) of using pawl to brake bar (6) and following ratchet (4); Described two gears (9,10) that are external toothing fixedly are connected as a single entity with last using pawl to brake bar (6) and following ratchet (4) respectively; Described support (8) connects to drive goes up using pawl to brake bar (6).
2, the arrangement of clutch of fully-automatic bionical hand rubbing type washing machine clutch according to claim 1 is characterized in that: it is fan-shaped that the described engaging tooth (11) of going up using pawl to brake bar (6) and following ratchet (4) front end is convergent.
3, the arrangement of clutch of fully-automatic bionical hand rubbing type washing machine clutch according to claim 1 is characterized in that: described support (8) connects to drive by trimming bolt (14) goes up using pawl to brake bar (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420088580 CN2736399Y (en) | 2004-09-24 | 2004-09-24 | Engaging and disengaging gear for clutch of fully-automatic biomimetic hand-rubbing type washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420088580 CN2736399Y (en) | 2004-09-24 | 2004-09-24 | Engaging and disengaging gear for clutch of fully-automatic biomimetic hand-rubbing type washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2736399Y true CN2736399Y (en) | 2005-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420088580 Expired - Fee Related CN2736399Y (en) | 2004-09-24 | 2004-09-24 | Engaging and disengaging gear for clutch of fully-automatic biomimetic hand-rubbing type washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2736399Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107022879A (en) * | 2016-02-01 | 2017-08-08 | 浙江三星机电股份有限公司 | A kind of decelerating clutch of washing machine |
| CN107022874A (en) * | 2016-02-01 | 2017-08-08 | 浙江三星机电股份有限公司 | A kind of washing machine clutch for clutch control method and speed-reducing clutch |
| CN108560199A (en) * | 2018-07-04 | 2018-09-21 | 宁波普尔机电制造有限公司 | A kind of high-capacity washing machine retarder clutch |
| CN111118827A (en) * | 2018-10-31 | 2020-05-08 | 无锡小天鹅电器有限公司 | Brake for drum washing machine and drum washing machine |
| CN111336192A (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 |
-
2004
- 2004-09-24 CN CN 200420088580 patent/CN2736399Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107022879A (en) * | 2016-02-01 | 2017-08-08 | 浙江三星机电股份有限公司 | A kind of decelerating clutch of washing machine |
| CN107022874A (en) * | 2016-02-01 | 2017-08-08 | 浙江三星机电股份有限公司 | A kind of washing machine clutch for clutch control method and speed-reducing clutch |
| CN107022879B (en) * | 2016-02-01 | 2023-03-10 | 浙江三星机电股份有限公司 | Washing machine speed reduction clutch |
| CN107022874B (en) * | 2016-02-01 | 2023-04-07 | 浙江三星机电股份有限公司 | Clutch control method for washing machine and speed reduction clutch |
| CN108560199A (en) * | 2018-07-04 | 2018-09-21 | 宁波普尔机电制造有限公司 | A kind of high-capacity washing machine retarder clutch |
| CN111118827A (en) * | 2018-10-31 | 2020-05-08 | 无锡小天鹅电器有限公司 | Brake for drum washing machine and drum washing machine |
| CN111336192A (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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |