CN210265737U - Reverse gear system of all-terrain vehicle - Google Patents

Reverse gear system of all-terrain vehicle Download PDF

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Publication number
CN210265737U
CN210265737U CN201921059066.2U CN201921059066U CN210265737U CN 210265737 U CN210265737 U CN 210265737U CN 201921059066 U CN201921059066 U CN 201921059066U CN 210265737 U CN210265737 U CN 210265737U
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China
Prior art keywords
wheel
reverse gear
driving
shell
transmission
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Application number
CN201921059066.2U
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Chinese (zh)
Inventor
王鹏
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Jiangsu Keridi Locomotive Co Ltd
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Jiangsu Keridi Locomotive Co Ltd
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Priority to CN201921059066.2U priority Critical patent/CN210265737U/en
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Publication of CN210265737U publication Critical patent/CN210265737U/en
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Abstract

A reverse gear system of an all-terrain vehicle belongs to the technical field of vehicles. Including the frame, the rear wheel drive axle is installed to the rear side of frame, its characterized in that: the rear side of the frame is provided with a power mechanism and a reverse gear device, the reverse gear device comprises a shell, an input shaft and an output shaft which are arranged in parallel are rotatably arranged in the shell, one end of the input shaft extends out of the shell and is in transmission connection with the power mechanism, and one end of the output shaft extends out of the shell and is in transmission connection with a rear wheel driving shaft. The utility model has the advantages of reasonable design, the modern design, simple structure, it is small, low in manufacturing cost combines together through sprocket feed and gear drive, makes reverse gear output shaft turn to and realize just reversing the rotation to realize that the vehicle gos forward and also can fall back.

Description

Reverse gear system of all-terrain vehicle
Technical Field
The utility model belongs to the technical field of vehicle, specifically be an all-terrain vehicle's system of reversing gear.
Background
The all-terrain vehicle mainly comprises a kart and a UTV/ATV, is a vehicle capable of moving rapidly under various conditions, is the most widely and conveniently used vehicle on roads, mountainous regions, amusement parks and the like, and is popular due to light use and reliable structure. All-terrain vehicles currently in use are generally driven without a reverse gear system, or the reverse gear system is complex in structure and high in manufacturing cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an all-terrain vehicle's system of reversing gear, use the engine for the all-terrain vehicle to be can not reverse gear or reverse gear system structure complicacy, problem that manufacturing cost is high under the condition of logical machine in order to solve.
The technical scheme for realizing the purpose is as follows: the utility model provides an all-terrain vehicle's reverse gear system, includes the frame, and the rear wheel drive shaft is installed to the rear side of frame, its characterized in that: a power mechanism and a reverse gear device are mounted on the rear side of the frame, the reverse gear device comprises a shell, an input shaft and an output shaft which are arranged in parallel are rotatably mounted in the shell, one end of the input shaft extends out of the shell and is in transmission connection with the power mechanism, and one end of the output shaft extends out of the shell and is in transmission connection with a rear wheel driving shaft;
a first driving wheel and a second driving wheel which are arranged at intervals are fixedly arranged on an input shaft in the shell, a third driving wheel in transmission fit with the first driving wheel and a fourth driving wheel in transmission fit with the second driving wheel are respectively arranged on an output shaft in the shell through bearings, a spline sleeve is connected on the output shaft between the second driving wheel and the fourth driving wheel through a key, the spline sleeve is sleeved on the output shaft in a sliding manner, first driving teeth which are circumferentially arranged at intervals are respectively arranged at two ends of the spline sleeve, a circle of second driving teeth which are positioned on the concentric circumference with the first driving teeth on the corresponding side and are used for being in transmission engagement with the first driving teeth are arranged on the opposite side surfaces of the third driving wheel and the fourth driving wheel, and the shifting fork assembly is connected to the shell and used for driving the spline sleeve to slide along the output shaft so as to control the spline sleeve to be in transmission fit with the second transmission wheel or the fourth transmission wheel.
Furthermore, the first driving wheel and the third driving wheel are both provided with a first chain wheel and are in transmission connection through a first chain.
Further, the second transmission wheel and the fourth transmission wheel are gears meshed with each other.
Furthermore, the power mechanism is an engine, the output end of the engine is connected with a first automatic clutch belt pulley, and the input shaft of the reverse gear is provided with a second automatic clutch belt pulley which is in transmission connection with the first automatic clutch belt pulley through a belt.
Furthermore, one end of the output shaft of the reverse gear device, which extends out of the shell, is connected with a second chain wheel, and a third chain wheel which is in transmission connection with the second chain wheel through a second chain is connected to the rear wheel driving shaft.
Compared with the prior art, the utility model discloses an all terrain vehicle uses the engine to have following advantage for reversing gear system under the condition of expert machine: the engine has the advantages of reasonable structural design, novel design, simple structure, small volume, low manufacturing cost and the like, and the output shaft of the reverse gear device is rotated to realize forward and reverse rotation by combining chain wheel transmission and gear transmission, thereby realizing that the vehicle can move forward and also can move backward.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the internal structure of the reverse gear device.
Detailed Description
As shown in fig. 1 and 2, the utility model discloses a frame 1, rear wheel drive shaft 2 is installed to the rear side of frame 1, and power unit 3 and reverse gear 5 are installed to the rear side of frame 1, power unit 3 is the engine, and the output of engine is connected with first automatic clutch belt pulley 7.
The reverse gear 6 comprises a shell 21, an input shaft 4 and an output shaft 8 which are arranged in parallel are rotatably mounted in the shell 21, one end of the input shaft 4 of the reverse gear 6 extends out of the shell 21 and is connected with a second automatic clutch belt pulley 15, a first automatic clutch belt pulley 2 is in transmission connection with the second automatic clutch belt pulley 15 through a belt 9, one end of the output shaft 8 of the reverse gear 5 extends out of the shell 21 and is connected with a second chain wheel 10, and a third chain wheel 20 in transmission connection with the second chain wheel 10 through a second chain 11 is connected to the rear wheel driving shaft 2.
The input shaft 4 in the shell 21 is fixedly provided with a first transmission wheel 12 and a second transmission wheel 14 which are arranged at intervals, an output shaft 8 in the shell 21 is respectively provided with a third transmission wheel 15 which is in transmission fit with the first transmission wheel 12 and a fourth transmission wheel 19 which is in transmission fit with the second transmission wheel 14 through bearings, an output shaft between the second transmission wheel 14 and the fourth transmission wheel 19 is provided with a spline sleeve 16 which is in key connection, the spline sleeve 16 is sleeved on the output shaft 8 in a sliding manner, two ends of the spline sleeve 16 are respectively provided with first transmission teeth 22 which are arranged at intervals along the circumferential direction, opposite side surfaces of the third transmission wheel 12 and the fourth transmission wheel 19 are provided with a circle of second transmission teeth 23 which are positioned on the concentric circumference with the first transmission teeth on the corresponding side and are used for being in transmission fit with the first transmission teeth, and the sections of the meshing ends of the first transmission teeth 22 and the second transmission teeth 23.
The shell 21 is further connected with a shifting fork assembly 18, the middle of the spline housing 16 is provided with a ring of annular clamping grooves, shifting forks of the shifting fork assembly 18 are clamped in the annular grooves in the middle of the spline housing 16, and the shifting fork assembly 18 is used for driving the spline housing 16 to slide along the output shaft 8 so as to control the spline housing 16 to be in transmission fit with the third driving wheel 15 or the fourth driving wheel 19.
As a further explanation of the embodiment, the first transmission wheel 12 and the third transmission wheel 15 both adopt a first sprocket and are in transmission connection with each other through a first chain 13; the second transmission wheel 14 and the fourth transmission wheel 19 are gears which mesh with each other.
As a further illustration of the present embodiment, the fork assembly 18 has various known structures, and those skilled in the art can reasonably select the structure from the existing fork assembly 18, and therefore, the structure thereof will not be described.
The utility model discloses a theory of operation:
when the vehicle moves forward, the shifting fork assembly 18 is pushed inwards to drive the first transmission teeth 22 on the left side of the spline housing 16 to be meshed with the second transmission teeth 23 on the third transmission wheel 15, at the moment, the output power of the power mechanism sequentially passes through the first automatic clutch belt pulley 2 and the second automatic clutch belt pulley 15 to drive the input shaft 4 to rotate, the input shaft 4 drives the output shaft 8 to rotate in the forward direction through the first transmission wheel 12 and the spline housing 16, and finally, the rear wheel driving shaft 11 is driven to rotate in the forward direction, so that the vehicle moves forward.
The shifting fork assembly 18 is pulled outwards, the shifting fork assembly 18 drives the first transmission teeth 22 on the right side of the spline housing 16 to be meshed with the second transmission teeth 23 on the fourth transmission wheel 19, at the moment, the output power of the power mechanism 3 sequentially passes through the first automatic clutch belt pulley 2 and the second automatic clutch belt pulley 15 to drive the input shaft 4 to rotate, the input shaft 4 drives the fourth transmission wheel 19 to rotate through the second transmission wheel 14, the fourth transmission wheel 19 drives the output shaft 8 to reversely rotate through the spline housing 16, and finally the rear wheel driving shaft 11 is driven to reversely rotate, so that the vehicle retreats.

Claims (5)

1. The utility model provides an all-terrain vehicle's reverse gear system, includes the frame, and the rear wheel drive shaft is installed to the rear side of frame, its characterized in that: a power mechanism and a reverse gear device are mounted on the rear side of the frame, the reverse gear device comprises a shell, an input shaft and an output shaft which are arranged in parallel are rotatably mounted in the shell, one end of the input shaft extends out of the shell and is in transmission connection with the power mechanism, and one end of the output shaft extends out of the shell and is in transmission connection with a rear wheel driving shaft;
a first driving wheel and a second driving wheel which are arranged at intervals are fixedly arranged on an input shaft in the shell, a third driving wheel in transmission fit with the first driving wheel and a fourth driving wheel in transmission fit with the second driving wheel are respectively arranged on an output shaft in the shell through bearings, a spline sleeve is connected on the output shaft between the second driving wheel and the fourth driving wheel through a key, the spline sleeve is sleeved on the output shaft in a sliding manner, first driving teeth which are circumferentially arranged at intervals are respectively arranged at two ends of the spline sleeve, a circle of second driving teeth which are positioned on the concentric circumference with the first driving teeth on the corresponding side and are used for being in transmission engagement with the first driving teeth are arranged on the opposite side surfaces of the third driving wheel and the fourth driving wheel, and the shifting fork assembly is connected to the shell and used for driving the spline sleeve to slide along the output shaft so as to control the spline sleeve to be in transmission fit with the second transmission wheel or the fourth transmission wheel.
2. The reverse gear system of an all-terrain vehicle of claim 1, characterized in that: the first driving wheel and the third driving wheel are both connected through a first chain wheel in a driving mode through a first chain.
3. The reverse gear system of an all-terrain vehicle of claim 1, characterized in that: the second driving wheel and the fourth driving wheel are gears which are meshed with each other.
4. The reverse gear system of an all-terrain vehicle of claim 1, characterized in that: the power mechanism is an engine, the output end of the engine is connected with a first automatic clutch belt pulley, and the input shaft of the reverse gear device is provided with a second automatic clutch belt pulley which is in transmission connection with the first automatic clutch belt pulley through a belt.
5. The reverse gear system of an all-terrain vehicle of claim 1, characterized in that: one end of an output shaft of the reverse gear device, which extends out of the shell, is connected with a second chain wheel, and a third chain wheel which is in transmission connection with the second chain wheel through a second chain is connected to the rear wheel driving shaft.
CN201921059066.2U 2019-07-09 2019-07-09 Reverse gear system of all-terrain vehicle Active CN210265737U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921059066.2U CN210265737U (en) 2019-07-09 2019-07-09 Reverse gear system of all-terrain vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921059066.2U CN210265737U (en) 2019-07-09 2019-07-09 Reverse gear system of all-terrain vehicle

Publications (1)

Publication Number Publication Date
CN210265737U true CN210265737U (en) 2020-04-07

Family

ID=70047849

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921059066.2U Active CN210265737U (en) 2019-07-09 2019-07-09 Reverse gear system of all-terrain vehicle

Country Status (1)

Country Link
CN (1) CN210265737U (en)

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