CN112429143B - Motorcycle power transmission mechanism - Google Patents
Motorcycle power transmission mechanism Download PDFInfo
- Publication number
- CN112429143B CN112429143B CN202011465210.XA CN202011465210A CN112429143B CN 112429143 B CN112429143 B CN 112429143B CN 202011465210 A CN202011465210 A CN 202011465210A CN 112429143 B CN112429143 B CN 112429143B
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- conical surface
- rotating shaft
- wheel
- transmission
- power transmission
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 92
- 239000002184 metal Substances 0.000 claims description 6
- 208000032370 Secondary transmission Diseases 0.000 claims 1
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Transmissions By Endless Flexible Members (AREA)
Abstract
The invention discloses a power transmission mechanism of a motorcycle, which comprises a main transmission component and an auxiliary transmission component which are connected through a transmission belt, wherein the main transmission component comprises a first rotating shaft, the first rotating shaft is connected with a power input component, a first wind wheel is fixedly connected to the first rotating shaft, one side of the first wind wheel is provided with a first conical surface, a driving wheel is movably arranged on the first rotating shaft, one side of the driving wheel, which corresponds to the first wind wheel, is provided with a second conical surface, the transmission belt passes through the space between the first conical surface and the second conical surface, the other side of the driving wheel is provided with a tray, one side of the driving wheel, which corresponds to the tray, is provided with a third conical surface, an inclined hole is circumferentially formed in the third conical surface, a sliding guide pillar is arranged in the inclined hole, and the guide pillar can prop against the tray after the guide pillar is separated from the inclined hole. The invention has simple structure, reasonable design and large driving force, and can realize the rapid and accurate transmission of the power of the motorcycle.
Description
Technical Field
The invention relates to motorcycle equipment, in particular to a power transmission mechanism of a motorcycle.
Background
The motorcycle is used as a portable transportation means, and is widely applied to our daily life, when a power handle is rotated, the traditional motorcycle can control an engine to act and realize wheel rotation through a power transmission mechanism, the traditional motorcycle power transmission mechanism mainly comprises a first rotating shaft, a second rotating shaft and a transmission belt, the first rotating shaft is connected with a power input assembly, a first wind wheel is connected to the first rotating shaft, one side of the first wind wheel is provided with a first conical surface, a driving wheel is movably arranged on the first rotating shaft, one side of the driving wheel corresponding to the first wind wheel is provided with a second conical surface, the other side of the driving wheel is provided with a tray, the second rotating shaft is connected with a second wind wheel, one side of the second wind wheel is provided with a third conical surface, a driven wheel is movably arranged on the second rotating shaft, a fourth conical surface corresponding to the third conical surface is arranged on the driven wheel, the transmission belt is respectively wound around the third conical surface and the fourth conical surface, one side of the second rotating shaft is movably connected with a transmission member, a spring is tightly pressed between the transmission member and the driven wheel, and the transmission member is tightly arranged on one side of the transmission member.
In the above structure, the driving wheel of the conventional structure is provided with the strip-shaped groove obliquely on the driving wheel, and the roller is movably arranged in the strip-shaped groove, when the first rotating shaft drives the driving wheel to rotate, the roller can move outwards under the action of centrifugal force and squeeze the tray, the driving wheel can be close to the first wind wheel under the reaction force of the roller, so that the gap between the first conical surface and the second conical surface is reduced, at the moment, the winding radius of the driving belt bypassing the first conical surface and the second conical surface is enlarged, the winding radius of the driving belt is reduced due to the fact that the whole size of the driving belt is unchanged, the driving belt bypassing the third conical surface and the fourth conical surface is reduced, and then the driven wheel is extruded and driven to move towards one side of the driving member and squeeze the driving member into the power transmission member to realize power transmission, but in the actual use process, the force provided by the roller is found to move is insufficient, the driving wheel is easy to move in place, and due to the fact that certain friction exists between the roller and the groove, the starting sensitivity is poor, the starting feedback is slow, and the driving force is also possibly pushed to be affected by different gravity angles along with the rotation of the rotating wheel to the rotation of the driving wheel to change.
Disclosure of Invention
In view of the shortcomings of the background art, the technical problem to be solved by the invention is to provide the power transmission mechanism of the motorcycle, which has simple structure and reasonable design and can realize high power output transmission force of the motorcycle.
For this purpose, the invention is realized by adopting the following scheme:
The power transmission mechanism of the motorcycle comprises a main transmission component and an auxiliary transmission component which are connected through a transmission belt, wherein the main transmission component comprises a first rotating shaft, the first rotating shaft is connected with a power input component, a first wind wheel is connected to the first rotating shaft, a first conical surface is arranged on one side of the first wind wheel, a driving wheel is movably arranged on the first rotating shaft, a second conical surface is arranged on one side of the driving wheel corresponding to the first wind wheel, the transmission belt bypasses the first conical surface and the second conical surface, and a tray is arranged on the other side of the driving wheel.
The top of the guide post is in a ball head shape.
The tray is provided with an annular groove which can be matched with the top ball head of the guide post in a shape.
The guide post is composed of a metal sleeve and a plastic piece, and the metal sleeve is inlaid in the plastic piece.
The auxiliary transmission assembly comprises a second rotating shaft, a second wind wheel is connected to the second rotating shaft, a fourth conical surface is arranged on one side of the second wind wheel, a driven wheel is movably arranged on the second rotating shaft, a fifth conical surface corresponding to the fourth conical surface is arranged on the driven wheel, a transmission part is movably connected to one side of the driven wheel in the second rotating shaft through a bypass between the fourth conical surface and the fifth conical surface, a first spring is tightly pressed between the transmission part and the driven wheel, and a power transmission part which can be in transmission connection with the transmission part is arranged on one side of the transmission part and is in transmission connection with the wheels.
The transmission piece comprises an annular moving plate, a friction block is circumferentially arranged on the annular moving plate, one end of the friction block is connected with a second spring, the other end of the friction block is hinged to the annular moving plate, an opening is formed in one side of the power transmission piece, corresponding to the annular moving plate, the annular moving plate can move into the opening of the power transmission piece, and at the moment, the inner wall of the power transmission piece can be matched with the friction block to compress and transmit.
The other sides of the first wind wheel and the second wind wheel are provided with fan blades.
The first rotating shaft is connected with a sleeve through an upper key, and the driving wheel is connected with the outer side wall of the sleeve through a key.
The driving belt is a V-belt.
The motorcycle engine is in an idle state when the motorcycle engine is just started, at the moment, the first rotating shaft drives the first wind wheel to rotate, the driving belt is wound on the first transmission shaft, one side of the driving belt is contacted with the first conical surface, the other side of the driving belt is contacted with the second conical surface of the driving wheel, the centrifugal force of the driving belt is insufficient to throw out the driving belt on the driving wheel due to the fact that the rotating speed in the idle state is very low, when the accelerator is increased to a certain degree, the rotating speed of the driving wheel is increased under the action of friction force of the driving belt, the driving belt has enough centrifugal force to throw out the driving belt to prop against the tray when the rotating speed reaches a certain degree, the tray applies a side wall acting force to the inclined hole to the driving belt, the driving belt is not pushed to approach along the direction of the first wind wheel, the distance between the first conical surface and the second conical surface is reduced, the driving belt wound between the driving wheel and the driving wheel is enabled to move outwards along the diameter of the driving wheel, and accordingly power is transmitted to the auxiliary transmission assembly, and the driving wheel is driven to rotate rapidly, and the starting of the motorcycle is enabled to be more rapidly transmitted, and the starting of the motorcycle is enabled to be more sensitive to move, and the starting structure of the motorcycle is realized, and the starting is enabled to rapidly, and the starting driving structure is realized.
Drawings
The invention has the following drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a block diagram of the drive wheel of the present invention;
FIG. 3 is a block diagram of a tray of the present invention;
FIG. 4 is a plan view of the invention at an annular moving plate;
fig. 5 is a block diagram of the guide post of the present invention.
Detailed Description
As shown in the figure, the power transmission mechanism of the motorcycle disclosed by the invention comprises a main transmission component and an auxiliary transmission component which are connected through a transmission belt 3, wherein the transmission belt 3 is a triangle belt, the main transmission component comprises a first rotating shaft 7, the first rotating shaft 7 is connected with a power input component, in the embodiment, the power input component comprises a crank 9, the crank 9 is connected with the first rotating shaft 7, a first wind wheel 1 is connected on the first rotating shaft 7, one side of the first wind wheel 1 is provided with a first conical surface 2, a driving wheel 5 is movably arranged on the first rotating shaft 7, one side of the driving wheel 5 corresponding to the first wind wheel 1 is provided with a second conical surface 4, the transmission belt 3 bypasses between the first conical surface and the second conical surface, a tray 6 is arranged on the other side of the driving wheel 5, a third conical surface 19 is arranged on one side of the driving wheel 5 corresponding to the tray 6, a sliding guide pillar 21 is circumferentially arranged in the third conical surface 19, and the guide pillar 21 can prop out from the tray 6 after the guide pillar 21 is in the inclined hole 20. further, the guide pillar 21 comprises metal sleeve 25 and plastic part, and metal sleeve 25 inlays in the plastic part effectively promotes the weight of guide pillar 21, increases centrifugal force when making it rotate, improves the extrusion force of guide pillar 21, and the top of guide pillar 21 is the bulb form, is provided with on the tray 6 and can cooperate the annular groove 24 that compresses tightly with guide pillar 21 top bulb form, makes things convenient for guide pillar 21 and tray 6 to support press fit, makes guide pillar 21 along with action wheel 5 pivoted in-process, when contacting with tray 6, also can make guide pillar 21 rotate, and after the guide pillar 21 rotates, the lateral wall of guide pillar 21 can change the position and contact with the drill way wall of inclined hole 20, avoids the lateral wall fixed position of guide pillar 21 to contact with the drill way wall of inclined hole 20 to improve its life. The auxiliary transmission assembly comprises a second rotating shaft 17, the second rotating shaft 17 is connected with a second wind wheel 10, one side of the second wind wheel 10 is provided with a fourth conical surface 11, the second rotating shaft 17 is movably provided with a driven wheel 13, the driven wheel 13 is provided with a fifth conical surface 12 corresponding to the fourth conical surface 11, and the transmission belt 3 is provided with a fourth belt, The fifth conical surface is bypassed, a transmission part is movably connected to one side of the driven wheel 13 on the second rotating shaft 17, a first spring 14 is tightly pressed between the transmission part and the driven wheel 13, a power transmission part 18 which can be in transmission connection with the transmission part is arranged on one side of the transmission part, the power transmission part 18 can pass through the second rotating shaft 17 and cannot be driven by the second rotating shaft 17, the transmission part comprises an annular moving plate 16, a friction block 15 is circumferentially arranged on the annular moving plate 16, one end of the friction block 15 is connected with a second spring 26, the other end of the friction block is hinged on the annular moving plate 16, an opening is arranged on one side of the power transmission part 18 corresponding to the annular moving plate 16, the annular moving plate 16 can be moved into the power transmission part 18, the inner wall of the power transmission part 18 can be in cooperation with the friction block 15 for transmission, a pin shaft penetrating through the friction block 15 is further arranged on the annular moving plate 16, the friction block 15 is hinged on the annular moving plate 16, and the power transmission part 18 is in transmission connection with a wheel. the other sides of the first wind wheel 1 and the second wind wheel 10 are provided with fan blades 22, so that the fan blades are attached with a heat dissipation function. Because the action wheel 5 is installed on first transmission shaft 7, the hole of action wheel 5 always can contact with first pivot 7, after long-term use, leads to first pivot 7 wearing and tearing, and the cost of changing first pivot 7 is expensive, consequently, is equipped with sleeve pipe 23 on first pivot 7 cover, and action wheel 5 suit is on sleeve pipe 23, when sleeve pipe 23 takes place wearing and tearing, as long as change sleeve pipe 23 can for it is simpler to change spare part.
During installation, the tray 6 is sleeved on the first rotating shaft 7, the first rotating shaft 7 is provided with a flange 25, then the sleeve 23 is sleeved, the driving wheel 5 is sleeved on the sleeve 23, finally the first wind wheel 1 is sleeved, one end of the sleeve 23 is propped against the tray 6, the other end of the sleeve 23 is propped against the first wind wheel 1, after the first wind wheel 1 is sleeved, the nut 24 is screwed on the threaded rod at the end part of the first rotating shaft, and after the nut 24 is screwed, the first wind wheel 1, the sleeve 23 and the tray 6 can be tightly screwed, so that the first wind wheel 1, the sleeve 23 and the tray 6 rotate along with the first rotating shaft.
The first rotating shaft 7 is an output end of a crankshaft, and when the motorcycle engine works, the transmission connecting rod 9 and the connecting rod pull the crankshaft back and forth, so that the output shaft, namely the first rotating shaft 7 rotates. Therefore, the replacement of the first rotating shaft 7 requires replacement of the entire crankshaft, which is costly.
When an engine of a rotating motorcycle is just started, the motorcycle is in an idle state, at the moment, the first rotating shaft 7 drives the first wind wheel 1 to rotate, the driving belt 3 is wound on the first driving shaft 7, one side of the driving belt 3 is contacted with the first conical surface 2 of the first wind wheel 1, and the other side of the driving belt 3 is contacted with the second conical surface 4 of the driving wheel 5, so that the driving belt 3 drives the driving wheel to rotate in the idle state; when the accelerator is increased and the rotation speed of the motorcycle engine is increased to a certain degree, the rotation speed of the driving wheel 5 is increased under the action of the friction force of the driving belt 3, when the rotation speed is reached, the rotation speed is increased, and the enough centrifugal force is provided to throw the guide pillar 21 on the driving wheel 5 and push against the tray 6, the tray 6 applies a side wall acting force to the inclined hole 20 to the guide pillar 21, so that the guide pillar 21 cannot shrink inwards along the inclined hole 20, the driving wheel 5 is pushed to approach the first wind wheel 1, the distance between the first conical surface and the second conical surface is reduced, the driving belt 3 moves outwards along the diameter direction of the driving wheel 5, namely, the radius of the driving belt wound between the first conical surface and the second conical surface is increased, and the driving belt 3 wound around the third conical surface and the fourth conical surface is forced to move inwards along the diameter of the driven wheel 13 because the whole size of the driving belt 3 is unchanged, even if the driving belt 3 wound around the third conical surface and the fourth conical surface is extruded, and the driving belt 3 is wound around the third conical surface and the fourth conical surface is reduced, the driving belt 3 can squeeze the driven wheel 13 to move towards one side of the power conducting piece 18 and squeeze the annular moving plate 16 into the power conducting piece 18, and as the annular moving plate 16 can rotate at the same time, the friction block 15 on the annular moving plate 16 can be thrown outwards under the action of centrifugal force and is matched and pressed with the inner wall of the power conducting piece 18, the power conducting piece 18 is driven to rotate, and then the wheels are driven to rotate, so that the power is conducted.
According to the structure, as the driving wheel 5 is provided with the inclined hole 5, and the guide post 21 is arranged in the inclined hole, the driving wheel 5 is accelerated to rotate, the centrifugal force is utilized to drive the guide post 21 to move and the tray is matched with the tray to press the driving wheel 5, so that the movement of the driving wheel 5 is realized, the applied acting force is larger, the feedback is more sensitive, the quick transmission of the power of the motorcycle is realized, and the motorcycle can quickly start to run.
Claims (4)
1. The power transmission mechanism of the motorcycle comprises a main transmission component and an auxiliary transmission component which are connected through a transmission belt (3), wherein the main transmission component comprises a first rotating shaft (7), the first rotating shaft (7) is connected with a power input component, a first wind wheel (1) is fixedly connected to the first rotating shaft (7), a first conical surface (2) is arranged on one side of the first wind wheel (1), a driving wheel (5) is movably arranged on the first rotating shaft (7), a second conical surface (4) is arranged on one side, corresponding to the first wind wheel (1), of the driving wheel (5), the transmission belt (3) bypasses between the first conical surface and the second conical surface, a tray (6) is arranged on the other side of the driving wheel (5), and the power transmission mechanism is characterized in that a third conical surface (19) is fixedly connected to one side, a tilting hole (20) is circumferentially arranged on one side of the first wind wheel (1), a sliding driving wheel (5) is arranged in the tilting hole (20), a sliding guide post (21) is arranged in the tilting hole (20), and can be abutted against the top of the tray (21) in the tray (21), the novel belt conveyor is characterized in that a sleeve (23) is sleeved on the first rotating shaft (7), the driving wheel (5) is sleeved on the sleeve, the guide pillar (21) is composed of a metal sleeve (25) and a plastic piece, the metal sleeve (25) is inlaid in the plastic piece, and the driving belt (3) is a triangle belt.
2. The power transmission mechanism of a motorcycle according to claim 1, characterized in that the secondary transmission assembly comprises a second rotating shaft (17), a second wind wheel (10) is fixedly connected to the second rotating shaft (17), a fourth conical surface (11) is arranged on one side of the second wind wheel (10), a driven wheel (13) is movably arranged on the second rotating shaft (17), a fifth conical surface (12) corresponding to the fourth conical surface (11) is arranged on the driven wheel (13), the transmission belt (3) bypasses between the fourth conical surface and the fifth conical surface, a transmission part is movably connected to one side of the driven wheel (13) on the second rotating shaft (17), a first spring (14) is tightly pressed between the transmission part and the driven wheel (13), a power transmission part (18) which can be in transmission connection with the transmission part is arranged on one side of the transmission part, and the power transmission part (18) is in transmission connection with wheels.
3. The power transmission mechanism of a motorcycle according to claim 2, characterized in that the transmission member comprises an annular moving plate (16), a friction block (15) is circumferentially arranged on the annular moving plate (16), one end of the friction block (15) is connected with a second spring (26), the other end of the friction block is hinged on the annular moving plate (16), an opening is arranged on one side of the power transmission member (18) corresponding to the annular moving plate (16), the annular moving plate (16) can be moved into the opening of the power transmission member, and at the moment, the inner wall of the power transmission member (18) can be in compression transmission with the friction block (15) in a matched mode.
4. A power transmission mechanism for a motorcycle according to claim 3, characterized in that the other sides of the first wind wheel (1) and the second wind wheel (10) are provided with fan blades (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011465210.XA CN112429143B (en) | 2020-12-14 | 2020-12-14 | Motorcycle power transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011465210.XA CN112429143B (en) | 2020-12-14 | 2020-12-14 | Motorcycle power transmission mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112429143A CN112429143A (en) | 2021-03-02 |
| CN112429143B true CN112429143B (en) | 2025-01-24 |
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ID=74691014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011465210.XA Active CN112429143B (en) | 2020-12-14 | 2020-12-14 | Motorcycle power transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112429143B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM299795U (en) * | 2006-05-23 | 2006-10-21 | Wen-Shiang Chen | Bearing of clutch using in the car and structure of clutch |
| TWM543310U (en) * | 2017-03-03 | 2017-06-11 | Nu Flyer Co Ltd | Transmission structure |
| CN214216064U (en) * | 2020-12-14 | 2021-09-17 | 瑞安市永飞摩擦材料有限公司 | Power transmission mechanism of motorcycle |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001003723A (en) * | 1999-06-17 | 2001-01-09 | Yamaha Motor Co Ltd | Motorcycle engine |
| CN1418794A (en) * | 2002-12-15 | 2003-05-21 | 程吾 | Driving gear for stepless speed change device for motor cycle |
| CN2889885Y (en) * | 2005-09-15 | 2007-04-18 | 刘瑞桂 | Petrol-saving device of pedal motorcycle with 125 ml displacement |
| CN201057250Y (en) * | 2006-08-04 | 2008-05-07 | 贾文良 | Stepless speed changer with capstan piece |
| JP2008133950A (en) * | 2006-10-26 | 2008-06-12 | Yamada Seisakusho Co Ltd | Driven-side pulley for v-belt type automatic transmission device |
| CN207539216U (en) * | 2017-08-28 | 2018-06-26 | 孙志海 | Gasoline engine clutch |
| CN108087512B (en) * | 2018-01-23 | 2023-09-29 | 浙江大邦电动工具有限公司 | Diameter-variable stepless speed changer |
-
2020
- 2020-12-14 CN CN202011465210.XA patent/CN112429143B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM299795U (en) * | 2006-05-23 | 2006-10-21 | Wen-Shiang Chen | Bearing of clutch using in the car and structure of clutch |
| TWM543310U (en) * | 2017-03-03 | 2017-06-11 | Nu Flyer Co Ltd | Transmission structure |
| CN214216064U (en) * | 2020-12-14 | 2021-09-17 | 瑞安市永飞摩擦材料有限公司 | Power transmission mechanism of motorcycle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112429143A (en) | 2021-03-02 |
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