CN211340100U - Double-brake-belt braking structure of washing machine clutch - Google Patents
Double-brake-belt braking structure of washing machine clutch Download PDFInfo
- Publication number
- CN211340100U CN211340100U CN201921577841.3U CN201921577841U CN211340100U CN 211340100 U CN211340100 U CN 211340100U CN 201921577841 U CN201921577841 U CN 201921577841U CN 211340100 U CN211340100 U CN 211340100U
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- brake
- clutch
- pawl
- wheel
- belt
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Abstract
The utility model relates to a double-brake-band braking structure of a clutch of a washing machine, which comprises a shell, wherein a brake band fixing frame is fixed on the outer side surface of the shell, two positioning holes are arranged on the brake band fixing frame, the two positioning holes are respectively connected with one ends of a first brake band and a second brake band, the other ends of the first brake band and the second brake band are both connected with one end of a push rod, the other end of the push rod is connected with a swing rod through a fixed pin, a first pawl and a second pawl are arranged on the swing rod, the first pawl and the second pawl are respectively engaged with a first ratchet wheel and a second ratchet wheel, the first ratchet wheel and the second ratchet wheel are both connected with a clutch spring, a brake spring is fixed on the push rod, one end of the brake spring is connected with the shell, the first brake band and the second brake band are encircled at two sides of a brake wheel, the brake wheel is connected with a dewatering shaft, and the two-way braking, the brake torque is more stable, the abrasion-resistant time of the brake belt is longer, and the manufacturing cost of the product is saved.
Description
Technical Field
The utility model relates to a washing machine equipment makes the field, especially relates to a washing machine clutch double-brake area braking structure.
Background
The decelerating clutch of the full-automatic washing machine is called the heart of the full-automatic washing machine. The speed reduction clutch of the washing machine sold in the market mostly adopts a mode that a single brake belt encircles a brake wheel and a one-way bearing to perform reverse braking, and a clutch structure that a single ratchet wheel and a single pawl are twisted and held, under the braking mode, the single brake belt performs clockwise one-way braking only, the manufacturing cost, the difficulty and the price of the one-way bearing are relatively higher, the wear-resistant time of the single brake belt is short, the brake is not tight and the brake is not performed, the phenomenon that a washing barrel rotates along with the washing barrel during washing is generated, and the whole function of the washing machine is influenced, in the clutch structure, the phenomenon that a clutch sleeve is locked by a clutch spring during the washing process is generated, the one-way rotation fault of an output shaft is generated easily, and the product.
SUMMERY OF THE UTILITY MODEL
To the current situation of above-mentioned prior art, the utility model aims to solve the technical problem that a washing machine clutch double-brake area braking structure is provided to solve prior art problem.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
a double-brake-belt braking structure of a clutch of a washing machine comprises a shell, wherein a brake belt fixing frame is fixed on the outer side face of the shell, two positioning holes are formed in the brake belt fixing frame and are respectively connected with one ends of a first brake belt and a second brake belt, the other ends of the first brake belt and the second brake belt are connected with one end of a push rod, the other end of the push rod is connected with a swing rod through a fixing pin, a first pawl and a second pawl are arranged on the swing rod and are respectively meshed with a first ratchet wheel and a second ratchet wheel, the first ratchet wheel and the second ratchet wheel are both connected with a clutch spring, a brake spring is fixed on the push rod, one end of the brake spring is connected with the shell, the first brake belt and the second brake belt encircle the two sides of a brake wheel, and the brake wheel is connected with a dewatering shaft.
Preferably, the locating hole is the oblong hole, and the locating hole adopts the oblong hole, changes in the mounted position of adjusting first braking area and second braking area, has reduced the dimensional requirement to the braking area to reduce parts machining's the degree of difficulty and cost.
Preferably, the clutch spring is sleeved on the clutch shaft and the clutch sleeve, the clutch shaft and the brake wheel are riveted into a whole, and the clutch shaft is connected with the groove of the internal gear through the convex nail.
Preferably, the internal gear is arranged on the inner side of the brake wheel, the inner side of the internal gear is in gear connection with four planet wheels, and the four planet wheels are in gear connection with the gear shaft.
Compared with the prior art, the utility model has the advantages of:
through adopting two braking area two-way braking, make braking torque more stable, and braking area stand wear and tear the time longer, practiced thrift product manufacturing cost, through adopting two ratchet and two pawl structures, declutch spring is dialled simultaneously from top to bottom during the washing, clutch spring has effectively been prevented to pin the unusual of separation and reunion cover in the washing process, output shaft unidirectional rotation has been avoided, the trouble of washing, from the upper and lower simultaneous wrench of declutch spring during the dehydration, with the axle that closes, the braked wheel is even as an organic whole with the dehydration axle, effectively prevented to dewater and skidded, not dewater, promoted product quality, the utility model relates to a rationally, accord with market demand, be fit for promoting.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is a vertical sectional view of the present invention;
fig. 3 is a side view of the middle brake band fixing frame of the present invention.
Detailed Description
As shown in fig. 1-2, the brake device comprises a housing 1, a brake band fixing frame 2 is fixed on an outer side surface of the housing 1, the brake band fixing frame 2 is provided with two positioning holes 3, the two positioning holes 3 are respectively connected with one end of a first brake band 4 and one end of a second brake band 5, the other ends of the first brake band 4 and the second brake band 5 are both connected with one end of a push rod 6, the other end of the push rod 6 is connected with a swing rod 7 through a fixing pin, the swing rod 7 is provided with a first pawl 8 and a second pawl 9, the first pawl 8 and the second pawl 9 are respectively engaged with a first ratchet wheel 10 and a second ratchet wheel 11, the first ratchet wheel 10 and the second ratchet wheel 11 are both connected with a clutch spring 12, the push rod 6 is fixed with a brake spring 13, one end of the brake spring 13 is connected with the housing 1, the first brake band 4 and the second brake band 5 are encircled on two sides of a brake wheel 14, the brake wheel 14 is connected with the dehydrating shaft 15.
During dehydration, the push rod 6 rotates in the forward direction, the first brake band 4 and the second brake band 5 are loosened, meanwhile, the push rod 6 drives the swing rod 7 to rotate, the first pawl 8 and the second pawl 9 on the swing rod 7 are separated from the first ratchet wheel 10 and the second ratchet wheel 11 respectively, the first ratchet wheel 10 and the second ratchet wheel 11 rotate to enable the clutch spring 12 to recover, the clutch spring 12 enables the clutch sleeve 16 to be connected with the clutch shaft 17, at the moment, the clutch sleeve 16, the clutch shaft 17 and the brake wheel 14 are all in a rotatable state, then the motor drives the gear shaft 20 to rotate, the gear shaft 20 drives the clutch sleeve 16 to rotate, the clutch sleeve drives the clutch shaft 17 to rotate through the clutch spring, the clutch shaft 17 drives the brake wheel 14 to rotate, the brake wheel 14 is rigidly connected with the dehydration shaft 15, and therefore the dehydration shaft 15 is driven to rotate, and dehydration.
During washing, the push rod 6 rotates reversely, the first brake band 4 and the second brake band 5 are tightly held, the first ratchet wheel 10 and the second ratchet wheel 11 are stirred by the first pawl 8 and the second pawl 9, the clutch sleeve 16 is separated from the clutch shaft 17 by loosening the clutch spring 12, then the gear shaft 20 is driven to rotate by clicking, the gear shaft 20 drives 4 planet wheels to rotate, the inner gear 18 is connected with the clutch shaft 16 through a convex nail, the 4 planet wheels rotate to drive the upper planet carrier of the fixed planet wheel to rotate, the upper planet carrier is connected with the impeller shaft through a spline, and therefore the impeller shaft is driven to rotate, and the washing function is achieved.
Through adopting two brake band bidirectional braking, make braking torque more stable, and the brake band stand wear and tear time longer, the product manufacturing cost has been practiced thrift, through adopting two ratchet and two pawl structures, clutch spring 12 is dialled simultaneously from top to bottom during the washing, clutch spring 12 has effectively been prevented to appear pinning the unusual of separation and reunion cover 16 in the washing process, output shaft unidirectional rotation has been avoided, the trouble of washing, clutch spring 12 twists tightly simultaneously from top to bottom during the dehydration, with clutch shaft 17, brake wheel 14 and dehydration axle 15 are even as an organic whole, effectively prevented to dewater and skid, do not dewater, product quality has been promoted.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (4)
1. A double-brake-belt braking structure of a washing machine clutch is characterized by comprising a shell (1), wherein a brake belt fixing frame (2) is fixed on the outer side surface of the shell (1), two positioning holes (3) are formed in the brake belt fixing frame (2), the two positioning holes (3) are respectively connected with one ends of a first brake belt (4) and a second brake belt (5), the other ends of the first brake belt (4) and the second brake belt (5) are respectively connected with one end of a push rod (6), the other end of the push rod (6) is connected with a swing rod (7) through a fixing pin, a first pawl (8) and a second pawl (9) are arranged on the swing rod (7), the first pawl (8) and the second pawl (9) are respectively meshed with a first ratchet wheel (10) and a second ratchet wheel (11), the first ratchet wheel (10) and the second ratchet wheel (11) are both connected with a clutch spring (12), a brake spring (13) is fixed on the push rod (6), one end of the brake spring (13) is connected with the shell (1), the first brake belt (4) and the second brake belt (5) encircle the two sides of the brake wheel (14), and the brake wheel (14) is connected with the dewatering shaft (15).
2. The dual braking band brake structure of washing machine clutch as claimed in claim 1, characterized in that the positioning hole (3) is a long circular hole.
3. The dual-brake band brake structure of the clutch of the washing machine as claimed in claim 2, wherein the clutch spring (12) is sleeved on the clutch shaft (17) and the clutch sleeve (16), the clutch shaft (17) and the brake wheel (14) are riveted into a whole, and the clutch shaft (17) is connected with the groove of the internal gear through a convex nail.
4. The dual braking band brake structure of washing machine clutch according to claim 3, characterized in that the inner gear (18) is arranged inside the brake wheel (14), the inner gear (18) is engaged with four planetary wheels (19), and the four planetary wheels (19) are engaged with the gear shaft (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921577841.3U CN211340100U (en) | 2019-09-20 | 2019-09-20 | Double-brake-belt braking structure of washing machine clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921577841.3U CN211340100U (en) | 2019-09-20 | 2019-09-20 | Double-brake-belt braking structure of washing machine clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211340100U true CN211340100U (en) | 2020-08-25 |
Family
ID=72137853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921577841.3U Active CN211340100U (en) | 2019-09-20 | 2019-09-20 | Double-brake-belt braking structure of washing machine clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211340100U (en) |
-
2019
- 2019-09-20 CN CN201921577841.3U patent/CN211340100U/en active Active
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| GR01 | Patent grant | ||
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