CN201942917U - Slowdown clutch brake apparatus of washing machine - Google Patents
Slowdown clutch brake apparatus of washing machine Download PDFInfo
- Publication number
- CN201942917U CN201942917U CN2010206864851U CN201020686485U CN201942917U CN 201942917 U CN201942917 U CN 201942917U CN 2010206864851 U CN2010206864851 U CN 2010206864851U CN 201020686485 U CN201020686485 U CN 201020686485U CN 201942917 U CN201942917 U CN 201942917U
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- China
- Prior art keywords
- brake
- lower house
- washing machine
- pushrod
- shaft assembly
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Abstract
The utility model discloses a slowdown clutch brake apparatus of a washing machine, which comprises a brake hub, a brake band and a brake pushrod that are arranged in a lower shell, and a support shaft, wherein the lower shell has an excircle beading structure, the support shaft is fixedly arranged on the lower shell, the brake band and the brake hub are matched in a surrounding manner, one end of the brake band is connected on the lower shell, and the other end of the brake band is matched with the brake pushrod, two ends of the brake band are respectively connected with the lower shell and the brake pushrod by pins in a movably hinged manner, the support shaft is sheathed with a brake torsion spring, the brake pushrod is movably assembled by taking the support shaft as an axis in a lever manner, one end socket of the brake torsion spring is matched with the lower shell in a pressing against way, and the other end of the brake torsion spring is matched with the brake pushrod in a hooking manner. The device can effectively buffer the tension of the brake hub so as to avoid the snap of the brake band and ensure the normal working of washing, and has the characteristics of convenience and reliability in installation, low cost and simple structure.
Description
Technical field
The utility model relates to a kind of technical field of full automatic impeller formula washing machine, particularly relates to the decelerating clutch of washing machine brake gear.
Background technology
In the prior art, the full automatic impeller formula washing machine of releasing on the market all is to adopt deceleration, clutch and the brake apparatus of speed-reducing clutch as washing machine.The brake apparatus that adopts generally is the friction pair that is constituted by brake ribbon and brake hub at present, brake ribbon by bremsbelage and steel band through pasting or riveted is fixedlyed connected and made, one end elbow of steel band generally adopts bolted on the lower house of clutch, and its other end is connected on the brake pushrod.In actual use, it is found that the speed-reducing clutch that uses such brake ribbon is when being applied to big capacity pulsator washing machine, when particularly being applied to agitator type washing machine, when washing machine in washing work, brake hub takes to down the high-frequency of dehydrating vessel in washing machine, can produce pulling force and make the brake ribbon bend part produce stretching and vibration brake ribbon, cause the steel band fatigue fracture, thereby make washing machine lose braking function.Bring a lot of troubles to people.
Summary of the invention
Technical problem to be solved in the utility model is at above-mentioned prior art present situation, provide have simple in structure, easy for installation, effectively buffer-braking wheel hub pulling force and a kind of decelerating clutch of washing machine brake gear of avoiding brake ribbon to be broken.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: the decelerating clutch of washing machine brake gear, comprise the brake hub that is fitted in the lower house with cylindrical convex shoulder structure, brake ribbon and brake pushrod and bolster, described bolster is fixedly mounted on the lower house, brake ribbon and brake hub are encircled and are matched, brake ribbon one end is connected on the lower house, the other end is equipped mutually with brake pushrod, wherein: the two ends of described brake ribbon by pin be movably hinged formula respectively with lower house, brake pushrod is connected, described supporting sleeve is equipped with Brake torsion spring, and brake pushrod is axle center lever active mounting with the bolster, one termination of described Brake torsion spring and lower house are conflicted and are cooperated, and another termination and brake pushrod hook are mutually joined.
For optimizing technique scheme, the concrete measure of taking also comprises:
Above-mentioned brake ribbon two ends all are shaped on connector, and connector is shaped on circular connection pin-and-hole, and described pin is worn to fit over and connected in the pin-and-hole.
Above-mentioned connection pin-and-hole is formed by directly folding the twisting of the brake steel belt of brake ribbon, and the two ends of brake ribbon are the clad steel band structure.
Above-mentioned lower house is equipped with the clutch shaft assembly, and the clutch shaft assembly is rotatably assorted through second bearing and lower house, and it is equipped mutually with the clutch shaft assembly that described brake hub revolves the riveting formula.
Above-mentioned lower house upper end is fitted with upper shell, and upper shell is fitted with the dehydrating shaft assembly through clutch shaft bearing, and cover is furnished with large sealing packing ring and the dehydrating shaft assembly is connected with brake hub between described dehydrating shaft assembly and upper shell.
Above-mentioned dehydrating shaft assembly adopts interference fit to be connected with brake hub.
Compared with prior art, the two ends of brake ribbon of the present utility model all are shaped on the connection pin-and-hole, and be connected with lower house, brake pushrod respectively in the mode that is movably hinged by pin, supporting sleeve is equipped with Brake torsion spring, brake pushrod is axle center lever active mounting with the bolster, one termination of Brake torsion spring and lower house are conflicted and are cooperated, and another termination and brake pushrod hook are mutually joined.Like this at high-capacity washing machine, particularly agitator type washing machine is under the washing state, the brake hub that dehydration barrel makes clutch down along with the powerful inertia of current and clothing drives is the certain angle of transfer thereupon, and this moment, brake ribbon was to hold brake hub tightly to be in on-position, and brake ribbon all can be subjected to once powerful pullling at the washing machine washing wave wheel in each rotating period of motion.Being movably hinged of brake ribbon two ends can make that the power of pullling of brake hub is cushioned, and avoids brake ribbon to be broken and make the reliability raising of brake ribbon, thereby guaranteed that washing machine has normal braking function.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of the utility model embodiment;
Fig. 2 is the structural representation of brake ribbon among Fig. 1;
Fig. 3 is the structural representation of the utility model embodiment.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is to Figure 3 shows that structural representation of the present utility model.
Reference numeral wherein is: lower house 11, upper shell 12, clutch shaft assembly 2, second bearing 21, dehydrating shaft assembly 3, clutch shaft bearing 31, brake ribbon 4, connection pin-and-hole 41, pin 42, brake hub 5, brake pushrod 6, bolster 61, Brake torsion spring 62, large sealing packing ring 7, trip(ping) lever assembly 8, clutch side's silk torsion spring assembly 81, belt pulley 9.
As shown in Figure 1 to Figure 3, decelerating clutch of washing machine brake gear of the present utility model, comprise the brake hub 5 that is fitted in the lower house 11 with cylindrical convex shoulder structure, brake ribbon 4 and brake pushrod 6 and bolster 61, bolster 61 is fixedly mounted on the lower house 11, brake ribbon 4 is encircled with brake hub 5 and is matched, brake ribbon 4 one ends are connected on the lower house 11, the other end is equipped mutually with brake pushrod 6, wherein: the two ends of brake ribbon 4 by pin 42 be movably hinged formula respectively with lower house 11, brake pushrod 6 is connected, described bolster 61 is set with Brake torsion spring 62, and brake pushrod 6 is an axle center lever active mounting with bolster 61, one termination of described Brake torsion spring 62 and lower house 11 conflicted and cooperated, and another termination and brake pushrod 6 hook are mutually joined.Among the embodiment, the two ends of brake ribbon 4 all adopt the mode that is movably hinged to connect, the one end is installed on the convex shoulder of lower house 11 by pin 42, the other end and brake pushrod 6 are hinged, be movably hinged equipped the connection owing to adopt, the power of pullling of brake hub is cushioned, thereby can avoid brake ribbon to be broken effectively, Brake torsion spring 62 is installed, the moment of torsion of Brake torsion spring 62 just can act on brake ribbon 4 by the lever transmission of brake pushrod 6, make brake ribbon 4 encircle brake hub 5 and produce braking effect.
As shown in Figure 2, brake ribbon 4 two ends all are shaped on connector, and connector is shaped on circular connection pin-and-hole 41, and described pin 42 is worn to fit over and connected in the pin-and-hole 41.Connecting pin-and-hole 41 is formed by directly folding the twisting of the brake steel belt of brake ribbon 4.Be the folding circular hole that twists of brake steel belt owing to connect pin-and-hole 41, so its two ends are clad steel band structures.An end of comparing common use is fixed in the individual layer brake steel band structure of lower house, one times of strength enhancing.Be shaped on connection pin-and-hole 41 and adopt pin 42 equipped, not only make assembling simple, and make brake ribbon 4 be convenient to rotate, adjust the torsion direction automatically, reach optimum braking effect.
Among the embodiment, lower house 11 is equipped with clutch shaft assembly 2, and clutch shaft assembly 2 is rotatably assorted with lower house 11 through second bearing 21, and it is equipped mutually with clutch shaft assembly 2 that described brake hub 5 revolves the riveting formula.Clutch shaft assembly 2 is located in the lower house 11, clutch shaft assembly 2 tops are revolved riveting with brake hub 5 and are connected, second bearing 21 is sleeved on the middle part of clutch shaft assembly 2 and plays a supporting role, the bottom of clutch shaft assembly 2 is stretched out lower house 11 and is overlapped successively and be furnished with clutch side's silk torsion spring assembly 81, trip(ping) lever assembly 8 and belt pulley 9, and trip(ping) lever assembly 8 and clutch side's silk torsion spring assembly 81 play dehydration power and the clutch switching effect of washing power.
As Fig. 3, shown in Figure 1, lower house of the present utility model 11 upper ends are fitted with upper shell 12, upper shell 12 is fitted with dehydrating shaft assembly 3 through clutch shaft bearing 31, and 12 covers of described dehydrating shaft assembly 3 and upper shell are furnished with large sealing packing ring 7 and dehydrating shaft assembly 3 adopts interference fit to be connected with brake hub 5.Among the embodiment, dehydrating shaft assembly 3 and brake hub 5 are connected with interference fit, thereby brake hub 5 is combined into one the dehydration transmission component that constitutes washing machine with clutch shaft assembly 2 to revolve the riveting mode, the dehydration transmission component is bearing on the clutch shaft bearing 31 and second bearing 21, clutch shaft bearing 31 is installed on the upper shell 12, and dehydrating shaft assembly 3 is joined installation with clutch shaft bearing 31 covers.
In course of normal operation, during the washing machine washing, common full automatic impeller formula washing machine and agitator type washing machine are when the washing state, the dehydration barrel that is contained in clothing needs to be maintained fixed by mechanism, wherein a kind of mode commonly used is that another direction is then locked by brake ribbon by direction of unilateral bearing locking.Dehydration barrel and dehydrating shaft assembly are installed and are tightened together, and brake ribbon locks dehydration barrel by holding brake hub tightly.In washing course of washing machine, because the inertia of clothing and current drives, dehydration barrel will drive brake hub and transfer, in high-capacity washing machine, particularly big capacity agitator type washing machine, the frequency that current and clothing drive the dehydration barrel transfer is higher, and it is bigger therefore to make brake hub act on the pulling force of brake ribbon, under frequent tension, the life-span of brake ribbon will be subjected to very big influence.And advantage of the present utility model is: the brake ribbon of speed-reducing clutch has adopted that two ends are movable to be articulated and connected, and the two ends of brake ribbon twist into circular hole by brake steel belt is folding, so two ends are clad steel band structures.An end of comparing common use is fixed in the individual layer brake steel band structure of lower house, one times of strength enhancing.In addition, brake ribbon can be crossed the articulated manner that connects pin-and-hole and pin and be installed on the convex shoulder of lower house, even brake ribbon is subjected to the pulling force of braked wheel, also make brake ribbon hinged rotation and pulling force is cushioned, thereby avoided the fatigue fracture of braking and taking the lead.The brake ribbon two ends are mounted on lower house and the brake pushrod by pin, do not need bolted, install more convenient reliably, and cost also is reduced simultaneously.
Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.
Claims (6)
1. decelerating clutch of washing machine brake gear, comprise the brake hub (5) that is fitted in the lower house (11) with cylindrical convex shoulder structure, brake ribbon (4) and brake pushrod (6) and bolster (61), described bolster (61) is fixedly mounted on the lower house (11), described brake ribbon (4) is encircled with brake hub (5) and is matched, brake ribbon (4) one ends are connected on the lower house (11), the other end is equipped mutually with brake pushrod (6), it is characterized in that: the two ends of described brake ribbon (4) by pin (42) be movably hinged formula respectively with lower house (11), brake pushrod (6) is connected, described bolster (61) is set with Brake torsion spring (62), and brake pushrod (6) is an axle center lever active mounting with bolster (61), one termination of described Brake torsion spring (62) and lower house (11) are conflicted and are cooperated, and another termination and brake pushrod (6) hook are mutually joined.
2. decelerating clutch of washing machine brake gear according to claim 1 is characterized in that: described brake ribbon (4) two ends all are shaped on connector, and connector is shaped on circular connection pin-and-hole (41), and described pin (42) is worn to fit over and connected in the pin-and-hole (41).
3. decelerating clutch of washing machine brake gear according to claim 2 is characterized in that: described connection pin-and-hole (41) is formed by directly folding the twisting of the brake steel belt of brake ribbon (4), and the two ends of brake ribbon (4) are the clad steel band structure.
4. decelerating clutch of washing machine brake gear according to claim 3, it is characterized in that: described lower house is equipped with clutch shaft assembly (2), clutch shaft assembly (2) is rotatably assorted through second bearing (21) and lower house (11), and it is equipped mutually with clutch shaft assembly (2) that described brake hub (5) revolves the riveting formula.
5. decelerating clutch of washing machine brake gear according to claim 4, it is characterized in that: described lower house (11) upper end is fitted with upper shell (12), upper shell (12) is fitted with dehydrating shaft assembly (3) through clutch shaft bearing (31), and cover is furnished with large sealing packing ring (7) and dehydrating shaft assembly (3) is connected with brake hub (5) between described dehydrating shaft assembly (3) and upper shell (12).
6. decelerating clutch of washing machine brake gear according to claim 5 is characterized in that: described dehydrating shaft assembly (3) adopts interference fit to be connected with brake hub (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206864851U CN201942917U (en) | 2010-12-17 | 2010-12-17 | Slowdown clutch brake apparatus of washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206864851U CN201942917U (en) | 2010-12-17 | 2010-12-17 | Slowdown clutch brake apparatus of washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201942917U true CN201942917U (en) | 2011-08-24 |
Family
ID=44470265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206864851U Expired - Fee Related CN201942917U (en) | 2010-12-17 | 2010-12-17 | Slowdown clutch brake apparatus of washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201942917U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527686A (en) * | 2012-06-28 | 2014-01-22 | 安德烈亚斯·斯蒂尔两合公司 | Working device with a braking device |
| CN105221616A (en) * | 2015-10-14 | 2016-01-06 | 北京新龙立科技有限公司 | A kind of engaging and disengaging gear and packaging facilities |
| WO2017133488A1 (en) * | 2016-02-01 | 2017-08-10 | 浙江三星机电股份有限公司 | Clutch control method and speed reduction clutch for washing machine |
-
2010
- 2010-12-17 CN CN2010206864851U patent/CN201942917U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527686A (en) * | 2012-06-28 | 2014-01-22 | 安德烈亚斯·斯蒂尔两合公司 | Working device with a braking device |
| US10371044B2 (en) | 2012-06-28 | 2019-08-06 | Andreas Stihl Ag & Co. Kg | Work apparatus having a braking arrangement |
| CN105221616A (en) * | 2015-10-14 | 2016-01-06 | 北京新龙立科技有限公司 | A kind of engaging and disengaging gear and packaging facilities |
| WO2017133488A1 (en) * | 2016-02-01 | 2017-08-10 | 浙江三星机电股份有限公司 | Clutch control method and speed reduction clutch for washing machine |
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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: 20110824 Termination date: 20171217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |