CN2550398Y - Rack type washing machine clutch - Google Patents
Rack type washing machine clutch Download PDFInfo
- Publication number
- CN2550398Y CN2550398Y CN 02226310 CN02226310U CN2550398Y CN 2550398 Y CN2550398 Y CN 2550398Y CN 02226310 CN02226310 CN 02226310 CN 02226310 U CN02226310 U CN 02226310U CN 2550398 Y CN2550398 Y CN 2550398Y
- Authority
- CN
- China
- Prior art keywords
- clutch
- washing machine
- clutch cover
- impeller
- rack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The utility model relates to a rack type washing machine clutch used for the transition of laundry washing and dehydration of impeller type washing machine, which comprises a belt pulley 22, an input shaft 16 connected with the belt pulley 22, a washing impeller shaft, a dehydration shaft 11 and a rack type decelerating and alternating transmission mechanism sealed by an upper casing and a lower casing. The utility model is characterized in that racks do linear reciprocating movement driven by the rotation of an eccentric wheel, leading to the regular forward and backward rotation of the impeller shaft; a clutch mechanism comprising a coupling band 1 at the tail part of the input shaft 16, a lower clutch sleeve 2, an upper clutch sleeve 20 and a brake disc 4 is arranged at the end of the belt pulley; wherein the coupling band and the lower clutch sleeve are controlled by a clutch spring; a rolling element 3 is conceal-arranged between the lower clutch sleeve and the upper clutch sleeve; the upper clutch sleeve and the coupling band are connected via a slide key; brake springs 18 are evenly arranged on the brake disc 4. The utility model has the advantages that the forward and backward rotation of the impeller is realized only by controlling the unidirectional rotation of the motor, and the state transition of washing and dehydration is realized only by controlling the backward rotation of the motor, therefore the service life of the motor is prolonged.
Description
Technical field: rack-and-pinion clutch coupling of washing machine of the present utility model relates to the rack-and-pinion clutch coupling of washing machine technical field that a kind of pulsator washing machine laundry commutation function is used.
Technical background: the pulsator washing machine that uses is when washing at present, the rotating of impeller is to transfer realization by controller control motor positive and negative, its structure comprises driving pulley and connected power shaft and the reducing gear that is connected with laundry impeller axle, this reducing gear has upper shell and lower house sealing, be enclosed within on the impeller axle in addition and the dehydrating shaft that is connected with the reducing gear upper shell, also having a clutch reversing mechanism near the driving pulley place, driven by motor driving pulley and connected power shaft and laundry impeller axle rotate during washing work, the positive and negative rotating that transfers the realization impeller of control motor, when when washing changes dewatering state over to, rely on the changement of electromagnet or tractor pulling clutch to realize, therefore because the frequent starting of motor and the life-span that rotating influences motor, and the noise of electromagnet pulling clutch is bigger, and the manufacturing cost of tractor is also higher.
Summary of the invention: the purpose of this utility model provides a kind of positive and negative rotating that transfers the realization impeller that need not control motor, do not rely on the changement of electromagnet or tractor pulling clutch to realize washing conversion with dewatering state, prolong the life-span of motor, noise is little, the rack-and-pinion clutch coupling of washing machine of low cost of manufacture.
For realizing above purpose, rack-and-pinion clutch coupling of washing machine of the present utility model comprises driving pulley and connected power shaft and the reducing gear that is connected with laundry impeller axle, this reducing gear has upper shell and lower house sealing, be enclosed within on the impeller axle in addition and the dehydrating shaft that is connected with the reducing gear upper shell, also having a clutch near the driving pulley place, described reducing gear comprises the tooth portion of power shaft head end and is fixed on gear wheel in the lower house by bearing pin, and with conjuncted eccentric wheel and the tooth bar of gear wheel and be installed in output gear on the laundry impeller axle, form the commutation transmission mechanism that slows down, wherein do washing and also have a steel ball supporting between impeller axle and the center, tooth portion end, between tooth portion and lower house bearing is housed, be with the input axle sleeve between lower house and power shaft, this axle sleeve bottom connects clutch, this clutch comprises coupling band and the following clutch cover that is connected with the power shaft afterbody and goes up clutch cover, reach clutch by the clutch spring between coupling band and following clutch cover, following clutch cover reaches to go up between clutch cover and keeps rolling element, this rolling element can roll in the helicla flute on the following clutch cover, and last clutch cover and power shaft inner room adopt key connecting, on last clutch cover, also has a lid that connects the outer barrel of washing machine bracing frame, on lid, keep the bearing of supporting input axle sleeve, between last clutch cover and lid, also has a brake disc, brake spring is arranged, the brake rubber block that the brake disc bottom contacts with bracing frame in addition in the middle of this brake disc.
It is splined that described upward clutch cover connects with the slide key that the power shaft inner room adopts.
The described output gear that is installed on the laundry impeller axle is the gear that a part circumference has profile of tooth.
The pit that spacing fixedly brake spring is arranged in the described brake disc.
Rack-and-pinion clutch coupling of washing machine of the present utility model is owing to adopt conjuncted eccentric wheel of gear wheel and tooth bar and be installed in output gear on the laundry impeller axle, form the commutation transmission mechanism that slows down and realize the impeller commutation function, motor only needs a direction to rotate, when washing work, motor rotates towards a direction, the clutch spring unclamps, dehydrating shaft can not change with the brake rubber block braking that dehydration barrel is contacted with bracing frame by the brake disc bottom, motor only drives driving pulley and connected power shaft and the communtation deceleration mechanism that is connected with laundry impeller axle, to be enclosed within the rack drives on the eccentric wheel in the conjuncted eccentric wheel rotation process of the gear wheel of this communtation deceleration mechanism, tooth bar does reciprocating linear motion, make the output gear crop rotation rotating clocklike that connects with the impeller axle of meshing, thereby make the impeller rotating begin washing work with tooth bar.When the counter-rotating of control motor, the clutch spring tightens up, driven by motor driving pulley and connected power shaft and coupling band and clutch cover rotation down, rolling element in the clutch cover spiral chute is moved up, and clutch cover is gone up in promotion, brake rubber block on brake disc and this dish moves up, leave the bracing frame that joins together with outer barrel of washing machine, make clutch be converted to state free to rotate by on-position, therefore, under situation about being rotated further, last clutch cover is rotated, by being connected effect with feather key that power shaft puts, give lower house with transmission of power, upper shell drives the dehydration barrel that is enclosed within on the dehydrating shaft and dewaters until dehydrating shaft, need not rely on the changement of electromagnet or tractor pulling clutch to realize that washing changes dewatering state over to.Therefore prolonged the life-span of motor, and noise is little, low cost of manufacture.
Description of drawings: rack-and-pinion clutch coupling of washing machine of the present utility model is described in more detail below in conjunction with accompanying drawing.
Fig. 1 is the structure cutaway view of the utility model rack-and-pinion clutch coupling of washing machine.
Fig. 2 is the deceleration commutation transmission mechanism structure partial cutaway view of the utility model rack-and-pinion clutch coupling of washing machine.
Fig. 3 is the deceleration commutation transmission mechanism cross-sectional view of the utility model rack-and-pinion clutch coupling of washing machine.
Fig. 4 is the following clutch cover helicla flute and the rolling element cross-sectional view of the utility model rack-and-pinion clutch coupling of washing machine.
The enforcement of technical scheme: shown in Fig. 1～4, rack-and-pinion clutch coupling of washing machine of the present utility model comprises driving pulley 22 and connected power shaft 16 and the reducing gear that is connected with laundry impeller axle 12, this reducing gear has upper shell 9 and lower house 6 sealings, be enclosed within on the impeller axle in addition and the dehydrating shaft 11 that is connected with the reducing gear upper shell, also having a clutch near the driving pulley place, described reducing gear comprises the tooth portion 14 of power shaft 16 head ends and is fixed on gear wheel 7 in the lower house by bearing pin 24, and with conjuncted eccentric wheel 7a and the tooth bar 8 of gear wheel and be installed in output gear 10 on the laundry impeller axle 12, form the commutation transmission mechanism that slows down, wherein do washing and also have a steel ball 13 supportings between impeller axle 12 and tooth portion 14 both centers, end, 6 of tooth portion 14 and lower houses are equipped with bearing 15,16 of lower house 6 and power shafts are with input axle sleeve 17, this axle sleeve bottom connects clutch, this clutch comprises coupling band 1 and the following clutch cover 2 that is connected with power shaft 16 afterbodys and goes up clutch cover 20,2 of coupling band 1 and following clutch covers are reached clutch by clutch spring 21, following clutch cover 2 reaches upward, and 20 of clutch covers keep rolling element 3, this rolling element can roll in the helicla flute 2a on the following clutch cover 2, adopt slide key to connect and go up clutch cover 20 with 17 on input axle sleeve, on last clutch cover 20, also has a lid 25 that connects outer barrel of washing machine bracing frame 23, on lid, keep the bearing 5 of supporting input axle sleeve 17, also has a brake disc 4 on last clutch cover 20 and between lid, be evenly equipped with brake spring 18 in the middle of this brake disc, the brake rubber block 19 that the brake disc bottom contacts with bracing frame 23 in addition.
It is splined that the described slide key of going up 17 employings of clutch cover 20 and input axle sleeve connects.
The described output gear 10 that is installed on the laundry impeller axle 12 is gears that a part circumference has profile of tooth.
The pit 26 that spacing fixedly brake spring 18 is arranged in the described brake disc.
Described tooth bar 8, gear wheel 7 and eccentric wheel 7a, pinion 14 and output gear 10 can adopt powder metallurgy die casting or the manufacturing of spray to cast moulding process.
Claims (4)
1. rack-and-pinion clutch coupling of washing machine, comprise driving pulley (22) and connected power shaft (16) and the reducing gear that is connected with laundry impeller axle (12), this reducing gear has upper shell (9) and lower house (6) sealing, the dehydrating shaft (11) that is enclosed within on the impeller axle in addition and is connected with the reducing gear upper shell, also having a clutch near the driving pulley place, it is characterized in that: described reducing gear comprises the tooth portion (14) of power shaft (16) head end and is fixed on gear wheel (7) in the lower house by bearing pin (24), and eccentric wheel conjuncted (7a) and tooth bar (8) and be installed in output gear (10) in laundry impeller axle (12) with gear wheel, form the commutation transmission mechanism that slows down, wherein do washing and also have a steel ball (13) supporting between impeller axle (12) and both centers, end of tooth portion (14), between tooth portion (14) and lower house (6) bearing (15) is housed, be with input axle sleeve (17) between lower house (6) and power shaft (16), this axle sleeve bottom connects clutch, this clutch comprises coupling band (1) and the following clutch cover (2) that is connected with power shaft (16) afterbody and goes up clutch cover (20), reach clutch by clutch spring (21) between coupling band (1) and following clutch cover (2), following clutch cover (2) reaches to go up between clutch cover (20) and keeps rolling element (3), this rolling element can roll in the helicla flute (2a) on the following clutch cover (2), the employing slide key connects between clutch cover (20) and input axle sleeve (17) and go up, go up the lid (25) that also has to connect outer barrel of washing machine bracing frame (23) at last clutch cover (20), on lid, keep the bearing (5) of supporting input axle sleeve (17), also has a brake disc (4) on last clutch cover (20) and between lid, be evenly equipped with brake spring (18) in the middle of this brake disc, the brake rubber block (19) that the brake disc bottom contacts with bracing frame (23) in addition.
2. rack-and-pinion clutch coupling of washing machine according to claim 1 is characterized in that: described to go up between clutch cover (20) and input axle sleeve (17) that the slide key of employing connects be splined.
3. rack-and-pinion clutch coupling of washing machine according to claim 1 is characterized in that: the described output gear (10) that is installed on the laundry impeller axle (12) is the gear that a part circumference has profile of tooth.
4. rack-and-pinion clutch coupling of washing machine according to claim 1 is characterized in that: the pit (26) that spacing fixedly brake spring (18) is arranged in the described brake disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02226310 CN2550398Y (en) | 2002-03-19 | 2002-03-19 | Rack type washing machine clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02226310 CN2550398Y (en) | 2002-03-19 | 2002-03-19 | Rack type washing machine clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2550398Y true CN2550398Y (en) | 2003-05-14 |
Family
ID=33703345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02226310 Expired - Fee Related CN2550398Y (en) | 2002-03-19 | 2002-03-19 | Rack type washing machine clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2550398Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101225594B (en) * | 2007-01-15 | 2011-01-12 | 宁国聚隆实业有限公司 | Engaging and disengaging gear for washing machine deceleration clutch and washing machine deceleration clutch thereof |
| CN102212947A (en) * | 2010-04-09 | 2011-10-12 | 常州至精精机有限公司 | Driving device of agitator washing machine |
| CN104674506A (en) * | 2013-11-29 | 2015-06-03 | 海尔集团公司 | Decelerating clutch of full-automatic washing machine |
| CN106637826A (en) * | 2015-10-29 | 2017-05-10 | 安徽聚隆传动科技股份有限公司 | Speed reduction clutch driving device of washing machine |
| CN107780143A (en) * | 2016-08-29 | 2018-03-09 | 安徽聚隆传动科技股份有限公司 | A kind of washing machine of inclined-plane push pedal taps |
-
2002
- 2002-03-19 CN CN 02226310 patent/CN2550398Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101225594B (en) * | 2007-01-15 | 2011-01-12 | 宁国聚隆实业有限公司 | Engaging and disengaging gear for washing machine deceleration clutch and washing machine deceleration clutch thereof |
| CN102212947A (en) * | 2010-04-09 | 2011-10-12 | 常州至精精机有限公司 | Driving device of agitator washing machine |
| CN104674506A (en) * | 2013-11-29 | 2015-06-03 | 海尔集团公司 | Decelerating clutch of full-automatic washing machine |
| CN106637826A (en) * | 2015-10-29 | 2017-05-10 | 安徽聚隆传动科技股份有限公司 | Speed reduction clutch driving device of washing machine |
| CN106637826B (en) * | 2015-10-29 | 2024-04-19 | 宁国聚隆减速器有限公司 | Washing machine speed reduction clutch driving device |
| CN107780143A (en) * | 2016-08-29 | 2018-03-09 | 安徽聚隆传动科技股份有限公司 | A kind of washing machine of inclined-plane push pedal taps |
| CN107780143B (en) * | 2016-08-29 | 2024-02-23 | 宁国聚隆减速器有限公司 | Washing machine with inclined-plane push plate water switch |
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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 |