CN221221198U - Friction plate lubricating structure of clutch of motorcycle engine - Google Patents
Friction plate lubricating structure of clutch of motorcycle engine Download PDFInfo
- Publication number
- CN221221198U CN221221198U CN202322638886.XU CN202322638886U CN221221198U CN 221221198 U CN221221198 U CN 221221198U CN 202322638886 U CN202322638886 U CN 202322638886U CN 221221198 U CN221221198 U CN 221221198U
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- sleeve
- plate
- clutch
- inner cavity
- friction plate
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 79
- 229910052742 iron Inorganic materials 0.000 claims abstract description 40
- 230000002093 peripheral effect Effects 0.000 claims abstract description 20
- 238000005461 lubrication Methods 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000003921 oil Substances 0.000 claims description 60
- 239000010705 motor oil Substances 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 25
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000001816 cooling Methods 0.000 abstract description 8
- 230000003028 elevating effect Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical compound [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
Landscapes
- Mechanical Operated Clutches (AREA)
Abstract
The utility model discloses a friction plate lubricating structure of a clutch of a motorcycle engine, which comprises a clutch outer sleeve, a center sleeve, a friction plate, an iron plate and a pressure plate; an outer sleeve inner cavity is formed in the clutch outer sleeve, an outer sleeve shaft hole is penetrated in the center of the clutch outer sleeve, and the outer sleeve shaft hole is used for being rotationally sleeved on the output shaft; the center sleeve is arranged in the inner cavity of the outer sleeve and is fixed with the output shaft; the friction plate and the iron plate are annular and are positioned in the inner cavity of the outer sleeve and respectively encircle the peripheral wall of the central sleeve, the friction plate is circumferentially fixed with the clutch outer sleeve, and the iron plate is circumferentially fixed with the central sleeve; the pressure plate is used for pressing or loosening the friction plate and the iron plate; a central sleeve inner cavity is formed in the central sleeve, one end of the central sleeve inner cavity is provided with a central sleeve opening, and the side wall of the central sleeve inner cavity is provided with an oil passing hole penetrating through the peripheral wall of the central sleeve. The utility model ensures that the friction plate in the clutch can have enough oil quantity for lubrication and cooling so as to ensure the service life of the friction plate of the clutch.
Description
Technical Field
The utility model relates to the technical field of motorcycle clutches, in particular to a friction plate lubricating structure of a motorcycle engine clutch.
Background
The friction plate in the wet clutch in the engine of the straddle-type motorcycle rotates at a high speed under the working states of starting, loading and semi-clutching, engine oil in the friction plate runs off rapidly under the action of centrifugal force and in friction heating evaporation, and if the oil quantity cannot be supplemented in time, the friction plate is easy to wear, burn and carbonize;
Therefore, the problem of how to simply improve the existing clutch so that the friction plate in the clutch can have enough oil quantity for lubrication and cooling so as to ensure the service life of the friction plate of the clutch is solved.
Disclosure of utility model
The utility model aims to provide a friction plate lubricating structure of a clutch of a motorcycle engine, which overcomes the defects, so that the friction plate in the clutch can have enough oil quantity for lubrication and cooling so as to ensure the service life of the friction plate of the clutch.
To achieve the above object, the solution of the present utility model is: a friction plate lubricating structure of a clutch of a motorcycle engine comprises a clutch outer sleeve, a center sleeve, a friction plate, an iron plate and a pressure plate;
An outer sleeve inner cavity is formed in the clutch outer sleeve, an outer sleeve shaft hole is penetrated in the center of the clutch outer sleeve, and the outer sleeve shaft hole is used for being rotationally sleeved on the output shaft; the center sleeve is arranged in the inner cavity of the outer sleeve and is fixed with the output shaft; the friction plate and the iron plate are annular and are positioned in the inner cavity of the outer sleeve and respectively encircle the peripheral wall of the central sleeve, the friction plate is circumferentially fixed with the clutch outer sleeve, and the iron plate is circumferentially fixed with the central sleeve; the pressure plate is used for pressing or loosening the friction plate and the iron plate;
A central sleeve inner cavity is formed in the central sleeve, one end of the central sleeve inner cavity is provided with a central sleeve opening, and the side wall of the central sleeve inner cavity is provided with an oil passing hole penetrating through the peripheral wall of the central sleeve.
Further, friction plate and iron sheet all are provided with a plurality ofly, and a plurality of friction plates and iron sheet are arranged in turn along the axial, it is provided with a plurality ofly to cross the oilhole, and a plurality of cross the oilhole and encircle the within range interval that has friction plate and iron sheet at the center cover and lay.
Further, a plurality of oil passing holes are distributed at intervals along the axial direction of the center sleeve.
Further, a plurality of oil passing holes are uniformly distributed along the circumference of the side wall of the center sleeve.
Further, the oil tank sealing device further comprises a sealing plate, wherein the sealing plate is covered on the central sleeve opening and used for limiting engine oil to flow out of the central sleeve inner cavity from the central sleeve opening so as to form an oil tank between the central sleeve and the sealing plate, and the oil tank surrounds along the side wall of the central sleeve inner cavity.
Further, a sealing plate oil inlet penetrates through the center of the sealing plate.
Further, a lock attachment abdication hole is formed in one end of the center sleeve, and the lower edge of the oil inlet of the sealing plate is higher than the lowest point of the lock attachment abdication hole.
Further, the output shaft extends into the inner cavity of the center sleeve, and an output shaft oil hole for feeding oil into the inner cavity of the center sleeve is formed in the inner cavity of the center sleeve.
Further, the pressure plate is axially arranged in a sliding mode, the peripheral wall of the center sleeve is provided with a blocking shoulder in a protruding mode, and the spring elastically drives the pressure plate to press towards the blocking shoulder, so that the friction plate and the iron plate are clamped between the pressure plate and the blocking shoulder.
After the scheme is adopted, the beneficial effects of the utility model are as follows:
(1) When the clutch is in operation, engine oil enters the inner cavity of the center sleeve along the force output shaft in a pressure splashing mode, and as one end of the oil passing hole is positioned on the side wall of the inner cavity of the center sleeve, the adhesive capacity of the side wall of the inner cavity of the center sleeve to the engine oil is increased, and as the center sleeve rotates, the engine oil on the side wall of the inner cavity of the center sleeve flows out to the peripheral wall of the center sleeve along the oil passing hole, the friction plate and the iron plate encircle the peripheral wall of the center sleeve, and the engine oil on the peripheral wall of the center sleeve splashes and drops onto the friction plate and the iron plate, so that the friction plate can have enough oil quantity for lubrication and cooling so as to ensure the service life of the friction plate of the clutch;
(2) The oil passing holes are distributed at intervals in the range that the center sleeve is surrounded by the friction plates and the iron plates, the oil passing holes are distributed at intervals along the axial direction of the center sleeve, and the oil passing holes are uniformly distributed along the circumference of the side wall of the center sleeve, so that engine oil can be uniformly and effectively lubricated on each friction plate;
(3) The arrangement of the sealing plates enables an oil pool surrounding along the side wall of the inner cavity of the center sleeve to be formed between the center sleeve and the sealing plates, engine oil can be stored in the oil pool, and the stored engine oil can be continuously supplied to the outer peripheral wall of the center sleeve through the oil passing holes, so that the friction plate in the clutch can be further ensured to have enough oil quantity for lubrication and cooling;
(4) The lower edge of the oil inlet hole of the sealing plate is higher than the lowest point of the locking and avoiding hole, and when the engine oil stored in the oil pool is excessive, the engine oil can only flow out of the inner cavity of the center sleeve along the locking and avoiding hole and enter between the center sleeve and the pressure plate, and the friction plate and the iron plate are clamped or loosened between the center sleeve and the pressure plate, so that the engine oil entering between the center sleeve and the pressure plate can also lubricate the friction plate and the iron plate, and the engine oil can be more effectively utilized.
Drawings
FIG. 1 is a schematic diagram of an exploded construction of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic cross-sectional view of a center housing and closure plate of the present utility model;
FIG. 5 is a graph showing the distribution of oil passage holes after being spread along the outer peripheral wall of the center housing in accordance with a preferred embodiment of the present utility model.
Description of the reference numerals: the clutch comprises a 1-clutch outer, a 2-center sleeve, a 3-friction plate, a 4-iron plate, a 5-pressure plate, a 6-outer inner cavity, a 7-outer shaft hole, an 8-output shaft, a 9-center sleeve peripheral wall, a 10-center sleeve inner cavity, an 11-center sleeve opening, a 12-oil passing hole, a 13-sealing plate, a 14-oil pool, a 16-sealing plate oil inlet, a 18-spring, a 19-shoulder, a 20-lifting plate, a 21-connecting rod and a 22-locking yielding hole.
Detailed Description
The utility model will be described in detail with reference to the accompanying drawings and specific embodiments.
In the claims, specification and drawings hereof, unless explicitly defined otherwise, references to orientation terms such as "center", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise", etc., are used merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation or be constructed and operated in a particular orientation, nor should they be construed as limiting the scope of the utility model in particular.
The utility model provides a friction plate lubricating structure of a clutch of a motorcycle engine, which is shown in figures 1-5 and comprises a clutch outer sleeve 1, a center sleeve 2, a friction plate 3, an iron plate 4, a pressure plate 5, a spring 18 and a lifting plate 20;
The clutch outer sleeve 1 is in transmission connection with an engine crankshaft so as to rotate under the drive of the crankshaft, an outer sleeve inner cavity 6 is formed in the clutch outer sleeve 1, one end of the outer sleeve inner cavity 6 is open, namely the clutch outer sleeve 1 is bowl-shaped, an outer sleeve shaft hole 7 is penetrated in the center of the clutch outer sleeve 1, and the outer sleeve shaft hole 7 is used for being rotationally sleeved on an output shaft 8 (the output shaft 8 is a power input shaft of a gearbox); a central sleeve inner cavity 10 is formed in the central sleeve 2, a central sleeve opening 11 is formed at one end of the central sleeve inner cavity 10, namely the central sleeve 2 is bowl-shaped, the central sleeve 2 is arranged in the outer sleeve inner cavity 6 and is spaced from the outer sleeve inner cavity 6, the central sleeve opening 11 faces the same direction with the opening of the outer sleeve inner cavity 6, the central sleeve 2 is fixed with the output shaft 8, and synchronously rotates along with the output shaft 8;
the friction plates 3 and the iron plates 4 are annular and are positioned in the inner cavity 6 of the outer sleeve and respectively encircle the outer peripheral wall 9 of the central sleeve, the friction plates 3 are circumferentially fixed with the outer sleeve 1 of the clutch, the iron plates 4 are circumferentially fixed with the central sleeve 2, the friction plates 3 and the iron plates 4 can axially slide respectively, the number of the friction plates 3 and the iron plates 4 is not particularly limited, at least one friction plate 3 and one iron plate 4 are respectively arranged, and when a plurality of friction plates 3 and iron plates 4 are arranged, the friction plates 3 and the iron plates 4 are alternately arranged along the axial direction;
The pressure plate 5 is arranged in the inner cavity 6 of the outer sleeve in an axial sliding way, a connecting rod 21 is formed on one side of the pressure plate 5, which is opposite to the axial side of the opening 11 of the central sleeve 2, a lock-up yielding hole 22 is penetrated through the central sleeve 2, the tail end of the connecting rod 21 movably passes through the lock-up yielding hole 22, an elevating plate 20 is fixedly connected at the tail end of the connecting rod 21, a spring 18 is sleeved on the connecting rod 21, one end of the spring is abutted against the elevating plate 20, the other end of the spring is abutted against the central sleeve 2, the pressure plate 5 is driven by the elevating plate 20 to approach the central sleeve 2, a shoulder 19 is protruded on the peripheral wall 9 of the central sleeve, the pressure plate 5 is further pressed against the shoulder 19, a friction plate 3 and an iron plate 4 are clamped between the pressure plate 5 and the shoulder 19, at the moment, the friction plate 3 and the iron plate 4 are synchronously rotated through friction joint to enable the clutch outer sleeve 1 and the central sleeve 2, power of an engine is transmitted to a gearbox, and the elevating plate 20 is connected through a clutch stay wire and a clutch push rod (the clutch stay and the clutch push rod are not shown in the drawing, and the conventional arrangement on a motorcycle in the drawing), when a driver is in a drawing clutch, the clutch pull rod is driven by the elevating plate, the clutch pull rod is driven by the clutch pull rod and the clutch pull rod, and the spring 18 is driven by the elevating plate and the clutch pull rod is far from the clutch handle 1 and the clutch sleeve 2 and the friction plate 2 and the clutch body and the clutch handle is far from the shoulder;
The output shaft 8 extends into the inner cavity 10 of the center sleeve, an output shaft oil hole for feeding oil into the inner cavity 10 of the center sleeve is formed in the inner cavity 10 of the center sleeve, the output shaft oil hole is not shown in the drawing, and is a conventional arrangement in the field, during operation, engine oil enters the inner cavity 10 of the center sleeve along the output shaft oil hole, engine oil of an oil pan (not shown in the drawing as a conventional structure of a motorcycle) enters the inner cavity 10 of the center sleeve under the action of pressure splashing along the center sleeve opening 11, oil passing holes 12 penetrating through the outer peripheral wall 9 of the center sleeve are formed in the side wall of the inner cavity 10 of the center sleeve, the side wall of the inner cavity 10 of the center sleeve is more beneficial to the adhesion of engine oil, the engine oil flows out to the outer peripheral wall 9 of the center sleeve along the oil passing holes 12 along with the rotation of the center sleeve 2, and the friction plate 3 and the iron plate 4 encircle the outer peripheral wall 9 of the center sleeve, and the engine oil of the outer peripheral wall 9 of the center sleeve drops onto the friction plate 3 and the iron plate 4, so that the friction plate 3 can have enough lubrication and cooling to ensure the service life of the friction plate 3 of the clutch.
In a preferred embodiment, a plurality of oil passing holes 12 are provided, and a plurality of oil passing holes 12 are arranged at intervals within a range that the center sleeve 2 is surrounded by the friction plates 3 and the iron plates 4, as shown in fig. 5, the interval arrangement can be preferably arranged at intervals along the axial direction of the center sleeve 2 and/or uniformly distributed along the circumference of the side wall of the center sleeve 2, so that the engine oil can be uniformly and effectively lubricated to each friction plate 3.
In a preferred embodiment, the clutch further comprises a sealing plate 13, the sealing plate 13 is covered on the central sleeve opening 11 and is used for limiting the engine oil to flow out of the central sleeve inner cavity 10 from the central sleeve opening 11 so as to form an oil pool 14 between the central sleeve 2 and the sealing plate 13, the oil pool 14 surrounds along the side wall of the central sleeve inner cavity 10, and because the axis of the output shaft 8 is transversely arranged, the axis of the central sleeve 2 is also transversely arranged, the annular oil pool 14 axis is also transversely arranged, engine oil entering the central sleeve inner cavity 10 is stored at the bottom side of the annular oil pool 14, and further, when the central sleeve 2 rotates for one circle, the engine oil in the oil pool 14 infiltrates all the oil passing holes 12 and is continuously supplied to each oil passing hole 12, so that the friction plate 3 in the clutch can have enough oil quantity lubrication and cooling.
In order to prevent the sealing plate 13 from shielding the engine oil splashed by pressure from entering the inner cavity 10 of the center sleeve, a sealing plate oil inlet 16 is formed in the center of the sealing plate 13, more preferably, the lower edge of the sealing plate oil inlet 16 is higher than the lowest point of the locking and yielding hole 22, and when the engine oil stored in the oil tank 14 is excessive, the engine oil can only flow out of the inner cavity 10 of the center sleeve along the gap between the locking and yielding hole 22 and the connecting rod 21 and enter between the center sleeve 2 and the pressure plate 5, and as the friction plate 3 and the iron plate 4 are clamped or loosened between the center sleeve 2 and the pressure plate 5, the engine oil entering between the center sleeve 2 and the pressure plate 5 can also lubricate the friction plate 3 and the iron plate 4, so that the engine oil can be more effectively utilized, and the cooling effect on the friction plate 3 is enhanced.
The above embodiments are only preferred embodiments of the present utility model, and are not limited to the present utility model, and all equivalent changes made according to the design key of the present utility model fall within the protection scope of the present utility model.
Claims (9)
1. A friction plate lubricating structure of a clutch of a motorcycle engine is characterized in that: comprises a clutch outer sleeve (1), a center sleeve (2), a friction plate (3), an iron plate (4) and a pressure plate (5);
An outer sleeve inner cavity (6) is formed in the clutch outer sleeve (1), an outer sleeve shaft hole (7) is penetrated through the center of the clutch outer sleeve (1), and the outer sleeve shaft hole (7) is used for being rotatably sleeved on the output shaft (8); the center sleeve (2) is arranged in the inner cavity (6) of the outer sleeve and is fixed with the output shaft (8); the friction plate (3) and the iron plate (4) are annular, are positioned in the inner cavity (6) of the outer sleeve and respectively encircle the outer peripheral wall (9) of the center sleeve, the friction plate (3) and the clutch outer sleeve (1) are circumferentially fixed, and the iron plate (4) and the center sleeve (2) are circumferentially fixed; the pressure plate (5) is used for pressing or loosening the friction plate (3) and the iron plate (4);
A central sleeve inner cavity (10) is formed in the central sleeve (2), a central sleeve opening (11) is formed at one end of the central sleeve inner cavity (10), and an oil passing hole (12) penetrating through the peripheral wall (9) of the central sleeve is formed in the side wall of the central sleeve inner cavity (10).
2. A friction plate lubrication structure for a clutch of a motorcycle engine as defined in claim 1, wherein: the friction plates (3) and the iron plates (4) are all arranged in a plurality, the friction plates (3) and the iron plates (4) are alternately arranged along the axial direction, the oil passing holes (12) are arranged in a plurality, and the oil passing holes (12) are distributed at intervals in the range, in which the friction plates (3) and the iron plates (4) are surrounded by the center sleeve (2).
3. A motorcycle engine clutch friction plate lubricating structure as claimed in claim 2, wherein: the oil passing holes (12) are distributed at intervals along the axial direction of the center sleeve (2).
4. A motorcycle engine clutch friction plate lubricating structure as claimed in claim 2, wherein: the oil passing holes (12) are uniformly distributed along the circumference of the side wall of the center sleeve (2).
5. A friction plate lubrication structure for a clutch of a motorcycle engine as defined in claim 1, wherein: the engine oil seal device is characterized by further comprising a sealing plate (13), wherein the sealing plate (13) is covered on the central sleeve opening (11) and is used for limiting engine oil to flow out of the central sleeve inner cavity (10) from the central sleeve opening (11) so as to form an oil pool (14) between the central sleeve (2) and the sealing plate (13), and the oil pool (14) surrounds along the side wall of the central sleeve inner cavity (10).
6. A motorcycle engine clutch friction plate lubricating structure as set forth in claim 5, wherein: the center of the sealing plate (13) is penetrated with a sealing plate oil inlet (16).
7. A motorcycle engine clutch friction plate lubricating structure as set forth in claim 6, wherein: one end of the center sleeve (2) is provided with a locking and attaching abdicating hole (22), and the lower edge of the sealing plate oil inlet (16) is higher than the lowest point of the locking and attaching abdicating hole (22).
8. A friction plate lubrication structure for a clutch of a motorcycle engine as defined in claim 1, wherein: the output shaft (8) extends into the inner cavity (10) of the center sleeve, and an output shaft oil hole for feeding oil into the inner cavity (10) of the center sleeve is formed in the inner cavity (10) of the center sleeve by the output shaft (8).
9. A friction plate lubrication structure for a clutch of a motorcycle engine as defined in claim 1, wherein: the pressing plate (5) axially slides, the peripheral wall (9) of the center sleeve is protruded with a blocking shoulder (19), and the spring (18) elastically drives the pressing plate (5) to press the blocking shoulder (19), so that the friction plate (3) and the iron plate (4) are clamped between the pressing plate (5) and the blocking shoulder (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322638886.XU CN221221198U (en) | 2023-09-27 | 2023-09-27 | Friction plate lubricating structure of clutch of motorcycle engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322638886.XU CN221221198U (en) | 2023-09-27 | 2023-09-27 | Friction plate lubricating structure of clutch of motorcycle engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221221198U true CN221221198U (en) | 2024-06-25 |
Family
ID=91576284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322638886.XU Active CN221221198U (en) | 2023-09-27 | 2023-09-27 | Friction plate lubricating structure of clutch of motorcycle engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221221198U (en) |
-
2023
- 2023-09-27 CN CN202322638886.XU patent/CN221221198U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |