CN220013109U - Transmission mechanism of washing machine - Google Patents
Transmission mechanism of washing machine Download PDFInfo
- Publication number
- CN220013109U CN220013109U CN202321061458.9U CN202321061458U CN220013109U CN 220013109 U CN220013109 U CN 220013109U CN 202321061458 U CN202321061458 U CN 202321061458U CN 220013109 U CN220013109 U CN 220013109U
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- CN
- China
- Prior art keywords
- brake wheel
- brake
- washing machine
- connecting flange
- transmission mechanism
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 32
- 238000005406 washing Methods 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- 230000018044 dehydration Effects 0.000 claims abstract description 6
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000001746 injection moulding Methods 0.000 description 6
- 239000002131 composite material Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model discloses a transmission mechanism of a washing machine, which relates to the technical field of washing machines and has the technical scheme that: the washing machine comprises an input shaft, a planetary gear set, a pulsator shaft, a dehydration shaft, a clutch shaft, a brake wheel and a connecting plate, wherein the input shaft is in meshed transmission with the planetary gear set, the pulsator shaft is in transmission connection with the planetary gear set, the brake wheel is connected with the clutch shaft, the brake wheel is in meshed transmission with the planetary gear set, a brake sleeve is sleeved on the outer side of the brake wheel, two ends of the brake sleeve are relatively fixed with the brake wheel, the dehydration shaft is connected with the connecting plate, the connecting plate is connected with the brake sleeve, and the transmission mechanism of the washing machine can reduce damage of moment to the brake wheel, so that the service life of the brake wheel is prolonged.
Description
Technical Field
The utility model relates to the technical field of washing machines, in particular to a transmission mechanism of a washing machine.
Background
At present, the gear box shell of the transmission device in the full-automatic washing machine which is put forward in the market is formed by precisely machining after metal machining or metal stamping forming, and the engineering plastic internal gear of the planetary gear train is assembled with the brake wheel and the clutch shaft of the gear box in a clearance fit way; meanwhile, the traditional washing machine transmission device adopts a ratchet wheel and torsion spring clutch mode to realize the switching of washing and dewatering functions of the washing machine, the gear reduction system of the traditional washing machine transmission device is complex in structure, the processing precision of a brake wheel and a clutch shaft of a gear box is high, the brake wheel and the clutch shaft are fixedly combined together through a spinning riveting process, the riveting process is complex, the precision is difficult to ensure, and the cost of the whole machine is high.
The Chinese patent with publication number CN201339122Y discloses a decelerating clutch structure of washing machine, comprising a pulsator shaft, a dewatering shaft, an upper support, a lower support and a connecting plate, wherein: the connecting plate is fixedly connected with an injection molding composite integral assembly through a fastener, and the injection molding composite integral assembly is formed by first injection molding of an injection molding composite integral brake wheel and a clutch shaft; the injection molding composite integral brake wheel is formed by first injection molding of a plastic internal gear and a plastic brake wheel.
The technical scheme has the following defects: when the clutch is in operation, torque is transmitted along the clutch shaft, the plastic internal gear and the fastener, and the plastic internal gear is easily cracked along with the increase of the service life, so that the service life is shorter.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a transmission mechanism of a washing machine, which has the advantage of long service life.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides a drive mechanism of washing machine, includes input shaft, planetary gear set, impeller shaft, dehydration axle, clutch shaft, brake wheel and connecting plate, the input shaft with planetary gear set meshing transmission, the impeller shaft with planetary gear set transmission is connected, the brake wheel with clutch shaft connects, the brake wheel with planetary gear set meshing transmission, the outside cover of brake wheel is equipped with the brake cover, the both ends of brake cover all with the brake wheel keeps relatively fixed, the dehydration axle with the connecting plate is connected, the connecting plate with the brake cover is connected.
Preferably, a first positioning hole is formed in the brake sleeve, a first positioning block is arranged on the brake wheel, and the first positioning block is inserted into the first positioning hole.
Preferably, a second positioning hole is formed in the brake sleeve, a second positioning block is arranged on the brake wheel, and the second positioning block is inserted into the second positioning hole.
Preferably, one end of the brake sleeve is provided with a connecting flanging first, the end face of the connecting flanging first is in contact with the end face of the brake wheel, and the positioning hole first is formed in the connecting flanging first.
Preferably, a second connecting flange is arranged at the other end of the brake sleeve, a connecting flange is arranged on the brake wheel, the end face of the second connecting flange is abutted to the end face of the connecting flange, and the second positioning hole is formed in the second connecting flange.
Preferably, the first connecting flange is connected with the first brake wheel through a first fastener.
Preferably, the second connecting flange is connected with the connecting flange and the connecting plate through a second fastener.
Preferably, a third positioning block is arranged on the brake wheel, a third positioning hole is formed in the connecting plate, and the third positioning block is inserted into the third positioning hole.
Preferably, the brake wheel and the clutch shaft are integrally formed.
Preferably, the first fastener comprises a first screw, the first screw penetrates through the first connecting flange to be in threaded connection with the brake wheel, the second fastener comprises a second screw, and the second screw penetrates through the second connecting flange and the connecting flange to be in threaded connection with the connecting plate.
In summary, compared with the prior art, the utility model has the following beneficial effects:
1. one end of the brake sleeve is relatively fixed with the brake wheel through the matching of the first positioning block and the first positioning hole, the other end of the brake sleeve is relatively fixed with the brake wheel through the matching of the second positioning block and the second positioning hole, and when the brake wheel is in operation, the clutch shaft drives the brake sleeve through the matching of the first positioning block and the first positioning hole and the matching of the second positioning block and the second positioning hole, and torque is transmitted along the clutch shaft, the first positioning block, the brake sleeve and the second positioning block, so that damage of the torque to the brake wheel is reduced, and the service life of the brake wheel is prolonged.
Drawings
FIG. 1 is a cross-sectional view of an embodiment;
FIG. 2 is a schematic diagram of an embodiment;
FIG. 3 is a schematic structural view of an embodiment brake sleeve;
FIG. 4 is a schematic view of a clutch shaft and brake wheel according to an embodiment;
fig. 5 is a schematic structural view of an embodiment connecting plate.
Reference numerals: 1. an input shaft; 2. a planetary gear set; 3. a pulsator shaft; 4. a dehydrating shaft; 5. a clutch shaft; 6. a brake wheel; 7. a connecting plate; 8. a brake sleeve; 9. a first fastener; 10. a second fastener; 11. a first screw; 12. a second screw; 13. the first connecting flange is connected; 14. a connecting flange; 15. the second connecting flanging is carried out; 21. a first positioning block; 22. a second positioning block; 23. a third positioning block; 24. positioning holes I; 25. positioning holes II; 26. and positioning holes III.
Detailed Description
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The present utility model will be described in further detail with reference to the accompanying drawings.
A transmission mechanism of a washing machine, as shown in fig. 1 to 5, comprises an input shaft 1, a planetary gear set 2, a pulsator shaft 3, a dehydrating shaft 4, a clutch shaft 5, a brake wheel 6 and a connecting plate 7.
The input shaft 1 is in meshed transmission with the planetary gear set 2, the impeller shaft 3 is in transmission connection with the planetary gear set 2, and specifically, during washing, the planetary gear set 2 is driven to rotate by the rotation of the input shaft 1, and the impeller shaft 3 is driven to rotate by the planetary gear set 2.
The brake wheel 6 is connected with the clutch shaft 5, and preferably, the brake wheel 6 and the clutch shaft 5 are integrally formed, so that the structural strength is improved, the integral structure is simplified, and the connection precision is improved.
The brake wheel 6 is meshed with the planetary gear set 2 for transmission, a brake sleeve 8 is sleeved on the outer side of the brake wheel 6, and two ends of the brake sleeve 8 are kept relatively fixed with the brake wheel 6.
Specifically, one end of the brake sleeve 8 is provided with a first connecting flange 13, the first connecting flange 13 and the brake sleeve 8 are integrally formed, the first connecting flange 13 is arranged along the circumferential direction, the other end of the brake sleeve 8 is provided with a second connecting flange 15, the second connecting flange 15 and the brake sleeve 8 are integrally formed, and the second connecting flange 15 is arranged along the circumferential direction.
The end face of the connecting flange one 13 is abutted against the end face of the brake wheel 6, the brake wheel 6 is provided with a connecting flange 14, the connecting flange 14 and the brake wheel 6 are integrally formed, the connecting flange 14 is arranged along the circumferential direction, and the end face of the connecting flange two 15 is abutted against the end face of the connecting flange 14, so that the relative stability of the brake wheel 6 and the brake sleeve 8 is ensured, and an operator can assemble the brake wheel 6 and the brake sleeve 8 more conveniently.
The brake sleeve 8 is provided with a first positioning hole 24, the first positioning hole 24 is arranged on the first connecting flange 13, preferably, the first positioning holes 24 are a plurality of and are uniformly distributed on the first connecting flange 13 along the circumferential direction, the brake wheel 6 is provided with a first positioning block 21, preferably, the first positioning block 21 is a plurality of and is uniformly distributed on the brake wheel 6 along the circumferential direction, the first positioning block 21 corresponds to the first positioning hole 24, the first positioning block 21 is inserted into the first positioning hole 24, and the first positioning hole 24 limits the first positioning block 21, so that the relative stability of one end of the brake sleeve 8 and one end of the brake wheel 6 is ensured through the cooperation of the first positioning block 21 and the first positioning hole 24.
The brake sleeve 8 is provided with a second positioning hole 25, the second positioning hole 25 is arranged on the second connecting flange 15, preferably, the second positioning hole 25 is provided with a plurality of positioning blocks 22 which are uniformly distributed on the second connecting flange 15 along the circumferential direction, the brake wheel 6 is provided with a plurality of positioning blocks 22 which are uniformly distributed on the brake wheel 6 along the circumferential direction, the second positioning blocks 22 correspond to the second positioning hole 25, the second positioning blocks 22 are inserted into the second positioning holes 25, and the second positioning holes 25 limit the second positioning blocks 22, so that the relative stability of the other end of the brake sleeve 8 and the other end of the brake wheel 6 is ensured through the cooperation of the second positioning blocks 22 and the second positioning holes 25.
The first connecting flange 13 is connected with the brake wheel 6 through a first fastening piece 9, and the first fastening piece 9 preferably comprises a first screw 11, and the first screw 11 penetrates through the first connecting flange 13 to be connected with the brake wheel 6 in a threaded manner, so that the brake sleeve 8 is connected with the brake wheel 6.
The second connecting flange 15 is connected with the connecting flange 14 and the connecting plate 7 through the second fastening piece 10, preferably, the second fastening piece 10 comprises a second screw 12, and the second screw 12 penetrates through the second connecting flange 15 and the connecting flange 14 to be in threaded connection with the connecting plate 7, so that the connection of the brake sleeve 8, the brake wheel 6 and the connecting plate 7 is realized, and the dewatering shaft 4 is connected with the connecting plate 7.
The brake wheel 6 is provided with the three positioning blocks 23, preferably, the three positioning blocks 23 are provided with a plurality of positioning holes three 26 which are uniformly distributed along the circumferential direction, and the connecting plate 7 is provided with the three positioning holes 26, preferably, the three positioning holes 26 are provided with a plurality of positioning holes three 26 which are uniformly distributed along the circumferential direction, the three positioning blocks 23 correspond to the three positioning holes 26, and the three positioning blocks 23 are inserted into the three positioning holes 26, so that the relative stability of the brake wheel 6 and the connecting plate 7 is realized, and an operator can assemble the brake wheel 6 and the connecting plate 7 more conveniently.
The foregoing is merely exemplary embodiments of the present utility model and is not intended to limit the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. A transmission mechanism of a washing machine, characterized in that: including input shaft (1), planetary gear set (2), impeller shaft (3), dehydration axle (4), clutch shaft (5), brake wheel (6) and connecting plate (7), input shaft (1) with planetary gear set (2) meshing transmission, impeller shaft (3) with planetary gear set (2) transmission is connected, brake wheel (6) with clutch shaft (5) are connected, brake wheel (6) with planetary gear set (2) meshing transmission, the outside cover of brake wheel (6) is equipped with brake sleeve (8), both ends of brake sleeve (8) all with brake wheel (6) keep relatively fixed, dehydration axle (4) with connecting plate (7) are connected, connecting plate (7) with brake sleeve (8) are connected.
2. A transmission mechanism of a washing machine as claimed in claim 1, wherein: the brake sleeve (8) is provided with a first positioning hole (24), the brake wheel (6) is provided with a first positioning block (21), and the first positioning block (21) is inserted into the first positioning hole (24).
3. A transmission mechanism of a washing machine as claimed in claim 2, wherein: the brake sleeve (8) is provided with a second positioning hole (25), the brake wheel (6) is provided with a second positioning block (22), and the second positioning block (22) is inserted into the second positioning hole (25).
4. A transmission mechanism for a washing machine as claimed in claim 3, wherein: one end of the brake sleeve (8) is provided with a connecting flanging first (13), the end face of the connecting flanging first (13) is abutted against the end face of the brake wheel (6), and the positioning hole first (24) is formed in the connecting flanging first (13).
5. A transmission mechanism of a washing machine as claimed in claim 4, wherein: the other end of the brake sleeve (8) is provided with a second connecting flange (15), the brake wheel (6) is provided with a connecting flange (14), the end face of the second connecting flange (15) is abutted to the end face of the connecting flange (14), and the second positioning hole (25) is formed in the second connecting flange (15).
6. A transmission mechanism of a washing machine as claimed in claim 5, wherein: the first connecting flange (13) is connected with the brake wheel (6) through a first fastener (9).
7. A transmission mechanism of a washing machine as claimed in claim 6, wherein: the second connecting flange (15) is connected with the connecting flange (14) and the connecting plate (7) through a second fastener (10).
8. A transmission mechanism of a washing machine as claimed in claim 1, wherein: the brake wheel (6) is provided with a positioning block III (23), the connecting plate (7) is provided with a positioning hole III (26), and the positioning block III (23) is inserted into the positioning hole III (26).
9. A transmission mechanism of a washing machine as claimed in claim 1, wherein: the brake wheel (6) and the clutch shaft (5) are integrally formed.
10. A transmission mechanism for a washing machine as claimed in claim 7, wherein: the first fastener (9) comprises a first screw (11), the first screw (11) penetrates through the first connecting flange (13) to be in threaded connection with the brake wheel (6), the second fastener (10) comprises a second screw (12), and the second screw (12) penetrates through the second connecting flange (15) and the connecting flange (14) to be in threaded connection with the connecting plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321061458.9U CN220013109U (en) | 2023-05-04 | 2023-05-04 | Transmission mechanism of washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321061458.9U CN220013109U (en) | 2023-05-04 | 2023-05-04 | Transmission mechanism of washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220013109U true CN220013109U (en) | 2023-11-14 |
Family
ID=88675422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321061458.9U Active CN220013109U (en) | 2023-05-04 | 2023-05-04 | Transmission mechanism of washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220013109U (en) |
-
2023
- 2023-05-04 CN CN202321061458.9U patent/CN220013109U/en active Active
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| GR01 | Patent grant |