CN219366801U - Clutch assembly with waterproof function - Google Patents
Clutch assembly with waterproof function Download PDFInfo
- Publication number
- CN219366801U CN219366801U CN202320362777.7U CN202320362777U CN219366801U CN 219366801 U CN219366801 U CN 219366801U CN 202320362777 U CN202320362777 U CN 202320362777U CN 219366801 U CN219366801 U CN 219366801U
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- CN
- China
- Prior art keywords
- clutch
- cam
- seat
- wrench
- pin shaft
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- 238000007789 sealing Methods 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000006073 displacement reaction Methods 0.000 claims abstract description 5
- 239000003638 chemical reducing agent Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Mechanical Operated Clutches (AREA)
Abstract
The utility model discloses a clutch assembly with a waterproof function, which comprises a clutch seat in threaded connection with an outer gear ring of a winch, wherein a first sealing ring for preventing water flow from entering the outer gear ring of the winch is arranged between the clutch seat and the outer gear ring of the winch; a clutch cam fixedly connected with the clutch seat is arranged in the clutch seat, and a second sealing ring for preventing water flow from entering the clutch seat is arranged on the upper end surfaces of the clutch seat and the clutch cam; the clutch cam outer layer is sleeved with a clutch spanner which can rotate around the clutch cam outer layer, and the clutch spanner can rotate and simultaneously form axial displacement relative to the clutch cam; a clutch pin shaft fixedly connected with the clutch wrench is arranged in the clutch wrench, and a third sealing ring for preventing water flow from entering the clutch wrench is arranged between the clutch wrench and the clutch pin shaft; the waterproof sealing rings are arranged at the positions assembled with the speed reducer assembly and the parts on the clutch assembly, so that the waterproof effect is good.
Description
Technical Field
The utility model belongs to the technical field of winch clutch components, and particularly relates to a clutch component with a waterproof function.
Background
Winches are commonly used to pull weights, and clutch assemblies are often mounted on the decelerator assembly of the winch to control the state of interengagement between each gear wheel. The clutch assembly on the market at present often has no waterproof function, and rainwater or muddy water can enter the inside of the speed reducer assembly from the gap between the clutch assembly and the outer teeth of the speed reducer, so that the speed reducer assembly cannot work normally. Sometimes, water flow can also directly enter the clutch assembly from the handle on the clutch assembly, parts in the clutch assembly are easy to rust, and finally the clutch assembly cannot be used normally. Therefore, it is necessary to design a clutch assembly having a waterproof function.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model designs the clutch component with the waterproof function, and waterproof sealing rings are arranged at the positions mutually assembled with the speed reducer component and the parts on the clutch component, so that the waterproof effect is good.
The utility model aims at realizing the following technical scheme: the clutch assembly with the waterproof function comprises a clutch seat in threaded connection with the outer gear ring of the winch, wherein a first sealing ring for preventing water flow from entering the outer gear ring of the winch is arranged between the clutch seat and the outer gear ring of the winch; a clutch cam fixedly connected with the clutch seat is arranged in the clutch seat, and a second sealing ring for preventing water flow from entering the clutch seat is arranged on the upper end surfaces of the clutch seat and the clutch cam; the clutch cam outer layer is sleeved with a clutch spanner which can rotate around the clutch cam outer layer, and the clutch spanner can rotate and simultaneously form axial displacement relative to the clutch cam; the clutch wrench is internally provided with a clutch pin shaft fixedly connected with the clutch wrench, and a third sealing ring for preventing water flow from entering the clutch wrench is arranged between the clutch wrench and the clutch pin shaft.
Preferably, the clutch seat is connected with the clutch cam through a first fastener, the clutch seat is provided with an installation part for installing the first fastener, and a fourth sealing ring for preventing water flow from entering the clutch seat is arranged between the first fastener and the installation part.
The fourth sealing ring is arranged, so that water flow can not enter the clutch seat from the mounting part, and the waterproofness of the clutch seat is ensured.
Preferably, the clutch cam is provided with a mounting groove for mounting the first fastener in a matched manner, and the mounting groove and the mounting part are coaxially arranged.
The first fastener passes through the mounting part and extends into the mounting groove, so that the clutch cam and the clutch seat are fixedly connected.
Preferably, a plurality of evenly distributed protrusions are arranged on the side wall of the clutch cam, mounting notches corresponding to the protrusions one by one are arranged on the clutch seat, and the protrusions are clamped in the corresponding mounting notches when the clutch cam is mounted on the clutch seat.
The bulge and the mounting notch are arranged, so that the connection between the clutch cam and the clutch seat is firmer.
Preferably, the clutch wrench is fixedly connected with the clutch pin shaft through a second fastener, and a sealing cover for preventing water flow from entering the clutch wrench is arranged on the clutch wrench and right above the second fastener.
The sealing cover is arranged, so that rainwater is prevented from entering the clutch wrench.
Preferably, the side wall of the clutch cam is provided with at least one lifting channel formed by sequentially connecting a movable part, a locking part and an inclined cambered surface; the movable part is higher than the locking part, and the inclined cambered surface is arranged between the movable part and the locking part; the clutch spanner is internally provided with at least one protruding part which moves relative to the lifting channel, and the protruding part moves along the lifting channel while the clutch spanner rotates relative to the clutch cam.
The protruding part moves in the lifting channel and the state of the clutch component is switched, the clutch spanner is rotated to enable the protruding part to move to the movable part, the clutch pin shaft is separated from a round hole on the inner gear ring of the winch, and the clutch component is in a separation state; and the clutch spanner is rotated again, the protruding part moves to the locking part along the inclined cambered surface, at the moment, the clutch pin shaft is clamped into the round hole on the inner gear ring of the winch, and the clutch assembly is in a closed state.
Preferably, a sealing element is arranged between the clutch cam and the clutch wrench, the clutch cam is provided with a first inner concave part for installing the sealing element, and the sealing element is arranged close to a notch at the bottom of the clutch wrench.
The sealing element is arranged, so that the clutch spanner has good waterproof performance in the process of rotating relative to the clutch cam.
Preferably, the clutch pin shaft is arranged in the clutch wrench and extends towards the inside of the clutch cam, a reset spring is arranged between the clutch pin shaft and the clutch cam, the reset spring is sleeved on the clutch pin shaft, one end of the reset spring is clamped on the clutch pin shaft, and the other end of the reset spring is clamped on the inner wall of the clutch cam.
The reset spring is always in a compressed state, the clutch pin is acted by the elastic force of the clutch spring, so that the clutch pin always has vertical downward elastic force, the clutch spanner fixedly connected with the clutch pin is subjected to vertical downward elastic force, and the clutch spanner is clamped on the movable part or the locking part which is used, and cannot be easily separated from the movable part or the locking part.
Preferably, a second inner concave part for installing the first sealing ring is arranged on the clutch seat close to the thread position, and the second inner concave part is arranged close to the surface of the winch outer gear ring.
The first sealing ring is arranged on the second inner concave part, so that the first sealing ring is not easy to separate from the clutch seat, and the clutch seat and the winch outer gear ring have better sealing performance.
Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the first sealing ring is arranged between the clutch seat and the outer gear ring of the winch, so that water is prevented from entering the winch from a gap between the clutch seat and the outer gear ring of the winch, and the reducer assembly of the winch has good waterproof property; the clutch seat and the clutch cam are detachably connected, so that the clutch seat can be conveniently replaced, and meanwhile, good sealing performance is achieved between the clutch seat and the clutch cam; the third sealing ring is arranged at the joint of the clutch spanner and the clutch pin shaft, so that water is prevented from entering the reducer assembly of the winch from the clutch spanner. Therefore, the utility model has good waterproof property, simple structure and convenient installation.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a perspective view of a clutch wrench;
FIG. 4 is a perspective view of the clutch cam;
FIG. 5 is an internal block diagram of the present utility model;
FIG. 6 is an enlarged view of a portion of the position A of FIG. 2;
fig. 7 is a use state diagram of the present utility model.
The marks in the figure: 1. a clutch base; 2. a first seal ring; 3. a clutch cam; 4. a second seal ring; 5. a clutch spanner; 51. a protruding portion; 6. a clutch pin shaft; 7. a third seal ring; 8. a first fastener; 9. a mounting part; 10. a fourth seal ring; 11. a mounting groove; 12. a protrusion; 13. a mounting notch; 14. a second fastener; 15. sealing cover; 16. a lifting channel; 161. a movable part; 162. a locking part; 163. an inclined cambered surface; 17. a seal; 18. a first concave portion; 19. a return spring; 20. a second concave portion; 21. an outer ring gear; 22. an inner gear ring.
Detailed Description
The utility model is further described below with reference to embodiments shown in the drawings in which:
as shown in fig. 1 to 7, the present embodiment discloses a clutch assembly with a waterproof function, which comprises a clutch seat 1 in threaded connection with an outer gear ring of a winch, wherein a first sealing ring 2 for preventing water flow from entering the outer gear ring of the winch is arranged between the clutch seat 1 and the outer gear ring of the winch; a clutch cam 3 fixedly connected with the clutch seat 1 is arranged in the clutch seat 1, and a second sealing ring 4 for preventing water flow from entering the clutch seat 1 is arranged on the upper end surfaces of the clutch seat 1 and the clutch cam 3; the clutch spanner 5 capable of rotating around the clutch cam 3 is sleeved on the outer layer of the clutch cam, and the clutch spanner 5 rotates and simultaneously forms axial displacement relative to the clutch cam 3; the clutch spanner 5 is internally provided with a clutch pin shaft 6 fixedly connected with the clutch spanner, and a third sealing ring 7 for preventing water flow from entering the clutch spanner 5 is arranged between the clutch spanner 5 and the clutch pin shaft 6.
The clutch seat 1 is connected with the clutch cam 3 through a first fastening piece 8, the clutch seat 1 is provided with a mounting part 9 for mounting the first fastening piece 8, and a fourth sealing ring 10 for preventing water flow from entering the clutch seat 1 is arranged between the first fastening piece 8 and the mounting part 9. The clutch cam 3 is provided with a mounting groove 11 for mounting the first fastener 8 in a matched mode, and the mounting groove 11 and the mounting part 9 are arranged coaxially. The clutch cam 3 is provided with a plurality of evenly distributed bulges 12 on the side wall, the clutch seat 1 is provided with mounting notches 13 corresponding to the bulges 12 one by one, and the bulges 12 are clamped into the corresponding mounting notches 13 when the clutch cam 3 is mounted on the clutch seat 1. The clutch spanner 5 is fixedly connected with the clutch pin shaft 6 through a second fastening piece 14, and a sealing cover 15 for preventing water flow from entering the clutch spanner 5 is arranged on the clutch spanner 5 and right above the second fastening piece 14.
The side wall of the clutch cam 3 is provided with at least one lifting channel 16 formed by connecting a movable part 161, a locking part 162 and an inclined cambered surface 163 in sequence; the movable part 161 is higher than the locking part 162, and the inclined cambered surface 163 is arranged between the movable part 161 and the locking part 162; at least one protruding part 51 which moves relative to the lifting channel 16 is arranged in the clutch spanner 5, and the protruding part 51 moves along the lifting channel 16 while the clutch spanner 5 rotates relative to the clutch cam 3. A sealing element 17 is arranged between the clutch cam 3 and the clutch spanner 5, a first concave part 18 for installing the sealing element 17 is arranged on the clutch cam 3, and the sealing element 17 is arranged close to a notch at the bottom of the clutch spanner 5. The clutch pin shaft 6 is arranged in the clutch spanner 5 and extends towards the inside of the clutch cam 3, a reset spring 19 is arranged between the clutch pin shaft 6 and the clutch cam 3, the reset spring 19 is sleeved on the clutch pin shaft 6, one end of the reset spring 19 is clamped on the clutch pin shaft 6, and the other end is clamped on the inner wall of the clutch cam 3. The clutch seat 1 is provided with a second inner concave part 20 for installing the first sealing ring 2 at a position close to the screw thread, and the second inner concave part 20 is arranged close to the surface of the winch outer gear ring.
The specific working procedure of the embodiment is as follows; the clutch cam 3 is firstly installed on the clutch seat 1, a first fastening piece 8 is installed, and a fourth sealing ring 10 is added between the first fastening piece 8 and the installation part 9; a first sealing ring 2 is arranged on the clutch seat 1, a sealing piece 17 is arranged on the clutch cam 3, and a second sealing ring 4 is arranged on the upper end surfaces of the clutch seat 1 and the clutch cam 3; a reset spring 19 is sleeved on the clutch pin shaft 6, the clutch pin shaft 6 is placed in the clutch cam 3, and meanwhile, the clutch spanner 5 is sleeved on the clutch cam 3; pressing the clutch pin shaft 6 to enable the clutch pin shaft to be close to the clutch spanner 5, fixedly connecting the clutch spanner 5 through the second fastening piece 14, placing the third sealing ring 7 between the second fastening piece 14 and the clutch spanner 5 while installing the second fastening piece 14, finally installing the sealing cover 15 on the surface of the clutch spanner 5, and installing the clutch seat 1 on the outer gear ring 21 of the winch after the clutch assembly is assembled.
The working principle of the clutch assembly is that when the clutch spanner 5 is rotated, the inner protruding part 51 of the clutch spanner moves on the lifting channel 16 of the clutch cam 3, the clutch spanner 5 moves relative to the clutch cam 3 and generates axial displacement relative to the clutch cam 3, the clutch spanner 5 and the clutch pin shaft 6 synchronously move, and the clutch pin shaft 6 moves and approaches or moves away from the round hole on the inner gear ring 22; the state of the clutch assembly is switched when the protruding part 51 moves in the lifting channel 16, the clutch spanner 5 is rotated to enable the protruding part 51 to move to the movable part 161, the clutch pin shaft 6 is separated from a round hole on the annular gear 22 of the winch, and the clutch assembly is in a separation state; the clutch spanner 5 is rotated again, the protruding part 51 moves onto the locking part 162 along the inclined cambered surface 163, at this time, the clutch pin shaft 6 is clamped into the circular hole on the winch inner gear ring 22, and the clutch assembly at this time is in a closed state.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (9)
1. The clutch assembly with the waterproof function comprises a clutch seat (1) in threaded connection with the outer gear ring of the winch, and is characterized in that a first sealing ring (2) for preventing water flow from entering the outer gear ring of the winch is arranged between the clutch seat (1) and the outer gear ring of the winch; a clutch cam (3) fixedly connected with the clutch seat (1) is arranged in the clutch seat (1), and a second sealing ring (4) for preventing water flow from entering the clutch seat (1) is arranged on the upper end surfaces of the clutch seat (1) and the clutch cam (3); the clutch wrench (5) capable of rotating around the clutch cam (3) is sleeved on the outer layer of the clutch cam, and the clutch wrench (5) rotates and simultaneously forms axial displacement relative to the clutch cam (3); the clutch wrench is characterized in that a clutch pin shaft (6) fixedly connected with the clutch wrench is arranged in the clutch wrench (5), and a third sealing ring (7) for preventing water flow from entering the clutch wrench (5) is arranged between the clutch wrench (5) and the clutch pin shaft (6).
2. The clutch assembly with the waterproof function according to claim 1, wherein the clutch seat (1) is connected with the clutch cam (3) through a first fastener (8), a mounting part (9) for mounting the first fastener (8) is arranged on the clutch seat (1), and a fourth sealing ring (10) for preventing water flow from entering the clutch seat (1) is arranged between the first fastener (8) and the mounting part (9).
3. The clutch assembly with the waterproof function according to claim 2, wherein the clutch cam (3) is provided with a mounting groove (11) for being matched with the first fastening piece (8), and the mounting groove (11) and the mounting part (9) are coaxially arranged.
4. The clutch assembly with the waterproof function according to claim 2, wherein a plurality of evenly-distributed protrusions (12) are arranged on the side wall of the clutch cam (3), mounting notches (13) corresponding to the protrusions (12) one by one are arranged on the clutch base (1), and the protrusions (12) are clamped into the corresponding mounting notches (13) when the clutch cam (3) is mounted on the clutch base (1).
5. The clutch assembly with the waterproof function according to claim 1, wherein the clutch wrench (5) is fixedly connected with the clutch pin shaft (6) through a second fastening piece (14), and a sealing cover (15) for preventing water flow from entering the clutch wrench (5) is arranged on the clutch wrench (5) and right above the second fastening piece (14).
6. The clutch assembly with the waterproof function according to claim 1, wherein at least one lifting channel (16) formed by sequentially connecting a movable part (161), a locking part (162) and an inclined cambered surface (163) is arranged on the side wall of the clutch cam (3); the movable part (161) is higher than the locking part (162), and the inclined cambered surface (163) is arranged between the movable part (161) and the locking part (162); at least one protruding part (51) which moves relative to the lifting channel (16) is arranged in the clutch spanner (5), and the protruding part (51) moves along the lifting channel (16) while the clutch spanner (5) rotates relative to the clutch cam (3).
7. The clutch assembly with the waterproof function according to claim 1, wherein a sealing element (17) is arranged between the clutch cam (3) and the clutch wrench (5), a first concave part (18) for installing the sealing element (17) is arranged on the clutch cam (3), and the sealing element (17) is arranged close to a notch at the bottom of the clutch wrench (5).
8. The clutch assembly with the waterproof function according to claim 1, wherein the clutch pin shaft (6) is arranged in the clutch wrench (5) and extends towards the inside of the clutch cam (3), a return spring (19) is arranged between the clutch pin shaft (6) and the clutch cam (3), the return spring (19) is sleeved on the clutch pin shaft (6), one end of the return spring (19) is clamped on the clutch pin shaft (6), and the other end of the return spring is clamped on the inner wall of the clutch cam (3).
9. The clutch assembly with the waterproof function according to claim 1, wherein a second concave part (20) for installing the first sealing ring (2) is arranged on the clutch seat (1) close to the thread position, and the second concave part (20) is arranged close to the surface of the winch outer gear ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320362777.7U CN219366801U (en) | 2023-02-21 | 2023-02-21 | Clutch assembly with waterproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320362777.7U CN219366801U (en) | 2023-02-21 | 2023-02-21 | Clutch assembly with waterproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219366801U true CN219366801U (en) | 2023-07-18 |
Family
ID=87152582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320362777.7U Active CN219366801U (en) | 2023-02-21 | 2023-02-21 | Clutch assembly with waterproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219366801U (en) |
-
2023
- 2023-02-21 CN CN202320362777.7U patent/CN219366801U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jinhua Runhua Foreign Trade Co.,Ltd. Assignor: ZHEJIANG RUNVA MECHANICAL & ELECTRICAL Co.,Ltd. Contract record no.: X2024980018392 Denomination of utility model: A clutch component with waterproof function Granted publication date: 20230718 License type: Common License Record date: 20241014 |