CN212617564U - Driving mechanism for oil pump of motorcycle engine - Google Patents
Driving mechanism for oil pump of motorcycle engine Download PDFInfo
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- CN212617564U CN212617564U CN202021455525.1U CN202021455525U CN212617564U CN 212617564 U CN212617564 U CN 212617564U CN 202021455525 U CN202021455525 U CN 202021455525U CN 212617564 U CN212617564 U CN 212617564U
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- oil pump
- chain wheel
- assembly
- pump driving
- pawl
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Abstract
The utility model discloses a motorcycle engine oil pump actuating mechanism, include: the oil pump assembly, the oil pump chain wheel are fixedly arranged at the input end of the oil pump assembly, and can drive the oil pump assembly to pump oil when rotating; the oil pump chain is arranged between the oil pump driving chain wheel and the oil pump chain wheel and is used for realizing the rotation transmission between the oil pump driving chain wheel and the oil pump chain wheel; the clutch housing assembly is fixedly arranged on the driving end of the engine and can be driven by the engine to rotate, and the oil pump driving chain wheel is detachably and fixedly arranged on the clutch housing assembly. The utility model discloses the difficult great problem of operation noise that leads to because of the manufacturing accuracy is lower that appears in the use.
Description
Technical Field
The utility model relates to a motorcycle engine especially relates to a motorcycle engine oil pump actuating mechanism.
Background
At present, an engine oil pump driving mechanism is arranged on a motorcycle engine, and a crankshaft driving tooth is mostly meshed with an engine oil pump tooth to pump oil. Due to the influence of the precision of the gears and the machining precision of the box body, meshing teeth between the transmission gears cannot be completely clamped and matched, and gear meshing noise is easy to cause abnormity.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solves because gear precision and box machining precision influence, causes the unusual problem of gear engagement noise easily, and a motorcycle engine oil pump actuating mechanism who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a motorcycle engine oil pump drive mechanism comprising:
a clutch assembly;
the oil pump driving chain wheel is fixedly arranged on the output end of the clutch assembly and can be driven by the clutch assembly to rotate;
an oil pump assembly;
the oil pump chain wheel is fixedly arranged at the input end of the oil pump assembly and can drive the oil pump assembly to pump oil during rotation;
the oil pump chain is arranged between the oil pump driving chain wheel and the oil pump chain wheel and is used for realizing the rotation transmission between the oil pump driving chain wheel and the oil pump chain wheel;
wherein the clutch assembly comprises:
an engine;
the clutch housing assembly is fixedly arranged at the driving end of the engine and can be driven by the engine to rotate, and the oil pump driving chain wheel is detachably and fixedly arranged on the clutch housing assembly.
Preferably, the oil pump driving chain wheel is mounted on the clutch housing assembly through a main shaft.
Preferably, the oil pump driving chain wheel is fixedly sleeved on the main shaft, one end of the main shaft is rotatably arranged on the clutch housing assembly, and the other end of the main shaft abuts against the oil pump driving chain wheel.
Preferably, a plurality of pawls are fixedly arranged on one side, close to the clutch housing assembly, of the oil pump driving sprocket, and a plurality of pawl grooves for clamping the pawls are formed in the clutch housing assembly.
Preferably, the pawl and the oil pump driving chain wheel are integrally formed.
Preferably, the pawl is boss-shaped, and the pawl slot is shaped similarly to the pawl.
Preferably, the side walls of the pawl and the pawl slot do not have an inclination angle, that is, the side walls of the pawl and the pawl slot are straight.
Compared with the prior art, the beneficial effects of the utility model are that: when the driving device operates, the engine drives the clutch housing component to rotate, the oil pump driving chain wheel rotates along with the rotation speed of the clutch housing component, the oil pump driving chain wheel rotates, and the oil pump chain wheel is driven to rotate by the oil pump chain, so that the oil pump assembly is driven to pump oil; the transmission between the oil pump driving chain wheel and the oil pump chain wheel is realized through the oil pump chain, and compared with gear meshing transmission, the chain transmission has lower requirements on the machining precision of the box body and the machining precision of the gear, so that the problem of larger operation noise caused by lower manufacturing precision is not easy to occur in the using process. Furthermore, the utility model provides a motorcycle engine oil pump actuating mechanism still concrete occupation space is little, advantage that mounted position can be adjusted in a flexible way.
Drawings
Fig. 1 is a perspective view of an oil pump driving sprocket mounting structure of an oil pump driving mechanism of a motorcycle engine provided by the utility model;
FIG. 2 is a cross-sectional view of an oil pump driving sprocket mounting structure of the oil pump driving mechanism of the motorcycle engine according to the present invention;
FIG. 3 is a plan view of an oil pump driving sprocket mounting structure of the oil pump driving mechanism of the motorcycle engine provided by the present invention;
fig. 4 is a schematic structural diagram of a clutch housing assembly of the oil pump driving mechanism of the motorcycle engine provided by the utility model;
FIG. 5 is an enlarged view of the structure at A in FIG. 2;
fig. 6 is a schematic view of a transmission structure of the oil pump driving mechanism of the motorcycle engine provided by the utility model.
In the figure: the engine oil pump comprises a clutch assembly 1, a clutch housing assembly 2, an oil pump driving chain wheel 3, a pawl 4, a pawl 5, a main shaft 6, an oil pump chain 7, an oil pump chain wheel 8 and an oil pump assembly 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1 to 6, a motorcycle engine oil pump driving mechanism includes:
a clutch assembly 1;
the oil pump driving chain wheel 3 is fixedly arranged on the output end of the clutch assembly 1 and can be driven by the clutch assembly 1 to rotate;
an oil pump assembly 9;
the oil pump chain wheel 8 is fixedly arranged at the input end of the oil pump assembly 9, and the oil pump chain wheel 8 can drive the oil pump assembly 9 to pump oil during rotation;
the oil pump chain 7 is arranged between the oil pump driving chain wheel 3 and the oil pump chain wheel 8 and used for realizing the rotation transmission between the oil pump driving chain wheel 3 and the oil pump chain wheel 8;
wherein, clutch assembly 1 includes:
an engine;
the clutch housing component 2 is fixedly arranged on the driving end of the engine and can be driven by the engine to rotate, and the oil pump driving chain wheel 3 is detachably and fixedly arranged on the clutch housing component 2;
in the embodiment applying the technical scheme, when the driving device operates, the engine drives the clutch housing assembly 2 to rotate, the oil pump driving chain wheel 3 rotates along with the rotation speed of the clutch housing assembly 2, the oil pump driving chain wheel 3 rotates, and the oil pump chain wheel 8 is driven to rotate through the oil pump chain 7, so that the oil pump assembly 9 is driven to pump oil; the transmission between the oil pump driving chain wheel 3 and the oil pump chain wheel 8 is realized through the oil pump chain 7, and compared with gear meshing transmission, the chain transmission has lower requirements on the machining precision of the box body and the machining precision of the gear, so that the defect of higher operation noise caused by lower manufacturing precision is difficult to occur in the using process.
In the preferred technical scheme in this embodiment, the oil pump driving sprocket 3 is mounted on the clutch housing assembly 2 through the main shaft 6, specifically, the oil pump driving sprocket 3 is fixedly sleeved on the main shaft 6, one end of the main shaft 6 is rotatably mounted on the clutch housing assembly 2, and the other end of the main shaft abuts against the oil pump driving sprocket 3, so that the oil pump driving sprocket 3 abuts against the clutch housing assembly 2, and the main shaft 6 is mounted on a corresponding mounting carrier through a bearing.
According to the preferable technical scheme in the embodiment, a plurality of pawls 4 are fixedly arranged on one side, close to the clutch housing assembly 2, of the oil pump driving sprocket 3, a plurality of pawl grooves 5 for clamping the pawls 4 are formed in the clutch housing assembly 2, and the pawls 4 are stably clamped in the pawl grooves 5 under the action of the spindle 6, so that the clutch housing assembly 2 can drive the oil pump driving sprocket 3 to rotate; in a further preferable technical scheme, the pawl 4 and the oil pump driving chain wheel 3 are integrally formed, so that the stability between the pawl 4 and the oil pump driving chain wheel 3 is higher.
In the preferred technical scheme in the embodiment, the pawl 4 is boss-shaped, and the pawl slot 5 is similar to the pawl 4 in shape, so that when the pawl 4 is clamped in the pawl slot 5, the side wall of the pawl 4 can be in close contact with the inner wall of the pawl slot 5, and the larger the resisting force of the main shaft 6 is, the closer the side wall of the pawl 4 is in contact with the inner wall of the pawl slot 5, and further, no gap shaking is generated, and the oil pump driving sprocket 3 is stably installed on the clutch housing assembly 2; a further preferred solution is shown in fig. 5, i.e. the side walls of the pawl and the pawl slot are straight, so that when the clutch housing assembly 2 rotates at high speed, no force is exerted on the pawl 4 to disengage from the pawl slot 5.
Claims (7)
1. A motorcycle engine oil pump driving mechanism is characterized by comprising:
a clutch assembly (1);
the oil pump driving chain wheel (3) is fixedly arranged on the output end of the clutch assembly (1) and can be driven to rotate by the clutch assembly (1);
an oil pump assembly (9);
the oil pump chain wheel (8), the said oil pump chain wheel (8) is fixedly mounted on input end of the assembly (9) of the said oil pump, can drive the assembly (9) of the oil pump to pump oil while rotating;
the oil pump chain (7) is arranged between the oil pump driving chain wheel (3) and the oil pump chain wheel (8) and used for realizing the rotation transmission between the oil pump driving chain wheel (3) and the oil pump chain wheel (8);
wherein the clutch assembly (1) comprises:
an engine;
the clutch housing assembly (2) is fixedly arranged at the driving end of the engine and can be driven by the engine to rotate, and the oil pump driving chain wheel (3) is detachably and fixedly arranged on the clutch housing assembly (2).
2. A motorcycle engine oil pump drive mechanism according to claim 1, characterized in that the oil pump drive sprocket (3) is mounted on the clutch housing assembly (2) by a main shaft (6).
3. The oil pump driving mechanism of the motorcycle engine according to claim 2, wherein the oil pump driving sprocket (3) is fixedly sleeved on the main shaft (6), one end of the main shaft (6) is rotatably mounted on the clutch housing assembly (2), and the other end of the main shaft abuts against the oil pump driving sprocket (3).
4. A motorcycle engine oil pump driving mechanism according to any one of claims 1-3, characterized in that one side of the oil pump driving sprocket wheel (3) close to the clutch housing assembly (2) is fixedly provided with a plurality of pawls (4), and the clutch housing assembly (2) is provided with a plurality of pawl grooves (5) for clamping the pawls (4).
5. A motorcycle engine oil pump driving mechanism according to claim 4, characterized in that the pawl (4) and the oil pump driving sprocket wheel (3) are integrally formed.
6. A motorcycle engine oil pump drive mechanism according to claim 4, characterized in that the pawl (4) is boss-shaped, and the pawl groove (5) is similar in shape to the pawl (4).
7. A motorcycle engine oil pump driving mechanism according to claim 6, characterized in that the pawl (4) and the side wall of the pawl groove (5) are straight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021455525.1U CN212617564U (en) | 2020-07-22 | 2020-07-22 | Driving mechanism for oil pump of motorcycle engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021455525.1U CN212617564U (en) | 2020-07-22 | 2020-07-22 | Driving mechanism for oil pump of motorcycle engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212617564U true CN212617564U (en) | 2021-02-26 |
Family
ID=74720684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021455525.1U Active CN212617564U (en) | 2020-07-22 | 2020-07-22 | Driving mechanism for oil pump of motorcycle engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212617564U (en) |
-
2020
- 2020-07-22 CN CN202021455525.1U patent/CN212617564U/en active Active
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