CN212605616U - Motorcycle rear wheel lateral shifting equipment - Google Patents

Abstract

The utility model discloses a motorcycle rear wheel lateral shifting device, which comprises a lateral driving motor, a lead screw, a screw bearing, a driving half shaft and an auxiliary half shaft, wherein the outer end of the driving half shaft is connected with an engine, the driving half shaft and the auxiliary half shaft are respectively rotationally connected with two ends of a horizontal U-shaped frame arranged at the lower end of the rear side of a frame, the lateral driving motor is fixedly connected on the frame through a lateral motor frame, the auxiliary half shaft is of a hollow structure, a motor shaft of the lateral driving motor is fixedly connected with the lead screw, the lead screw is matched with an inner ring screw of the screw bearing after passing through the auxiliary half shaft, the outer ring of the screw bearing is fixedly connected in an inner hole at the middle part of a rear wheel, the driving half shaft is a step shaft, a plurality of guide shafts are arranged at the inner end big end, the plurality of guide shafts movably pass through the rear wheel and then are connected to a big end at the, and movably inserted into the inner ring nut of the nut bearing. The utility model discloses can realize the lateral shifting of rear wheel.

Description

Motorcycle rear wheel lateral shifting equipment

Technical Field

The utility model relates to a motorcycle rear wheel lateral shifting equipment belongs to motorcycle technical field.

Background

In 2019, 11, 2 days, 120 million people in the world have lost their lives due to motorcycle traffic accidents every year, more than 10 million people in China have lost their lives due to motorcycle traffic accidents every year, and the motorcycle army returning to the country in spring every year brings about sadness of many thousands of people and pain in the world. Therefore, two years ago, the forbidden molting order is proposed, and at present, over 200 cities in the country implement the 'forbidden molting' policy, which has a wide range of influence and many interested parties, so that the 'forbidden molting' suggestion rapidly draws wide attention of all the circles. The phoenix-net initiated vote accumulated 421 million people to participate in a short few days. The motorcycle mentioned in the voting has high passing efficiency, less road occupied resources and improved traffic jam. China is the only country in the world that implements "banning rubs". In Europe, more motorcycles and less automobiles are advocated to solve the problems of oil consumption, road traffic rate, parking space occupation area and the like caused by using automobiles. The motorcycle industry in China is in the key period of electromotion and internationalization competition. But the number of export of foreign trade is estimated to be reduced by 30-50% all the year round due to the prohibition of friction, and the motorcycle industry is encountered in the dark. At this time, the industry expects to review "forbidden rubs" from various circles in order to pull internal needs and promote the healthy development of the industry. Therefore, a safer motorcycle is urgently required.

The motorcycle, two-wheeled or tricycle that is driven by the gasoline engine, leans on the handle to control the front wheel and turns, lightly nimble, the speed of traveling is used for patrol, passenger and goods transportation etc. extensively, and current motorcycle has the problem that sideslips in the turn in-process, and especially when speed is high, the security is relatively poor, and the rear wheel can't adapt to the change of whole car focus.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: the utility model provides a motorcycle rear wheel lateral shifting equipment to solve the problem that exists among the prior art.

The utility model discloses the technical scheme who takes does: a motorcycle rear wheel transverse moving device comprises a transverse driving motor, a screw rod, a nut bearing, a driving half shaft and an auxiliary half shaft, wherein the outer end of the driving half shaft is connected with an engine, the driving half shaft and the auxiliary half shaft are respectively and rotatably connected with two ends of a horizontal U-shaped frame arranged at the lower end of the rear side of a frame, the transverse driving motor is fixedly connected onto the frame through a transverse motor frame, the auxiliary half shaft is of a hollow structure, a motor shaft of the transverse driving motor is fixedly connected with the screw rod, the screw rod penetrates through the auxiliary half shaft and then is matched with an inner ring nut of the nut bearing, an outer ring of the nut bearing is fixedly connected into an inner hole in the middle of a rear wheel, the driving half shaft is a step shaft, a large head at the inner end is provided with a plurality of guide shafts, the plurality of guide shafts movably penetrate through the rear wheel and then are connected to the inner end, and movably inserted into the inner ring nut of the nut bearing.

Preferably, the guide shafts and the limit guide shafts are four in number respectively.

Preferably, one end of the screw rod is fixedly connected with a motor shaft of the transverse driving motor through a coupler, the other end of the screw rod is rotatably connected with a bearing, and the bearing is arranged in an inner hole at the inner end of the transmission half shaft.

The utility model has the advantages that: compared with the prior art, the utility model discloses an effect as follows:

(1) the utility model discloses a rear wheel lateral shifting mechanism that lateral drive motor, lead screw, screw bearing, transmission semi-axis and auxiliary half axle constitute adopts lateral drive motor cooperation lead screw and screw bearing, can realize moving about the rear wheel, the rear wheel adopts many guiding axles to carry out lateral shifting direction and rotation power transmission, it is steady reliable to move, rotation power is reliable, adopt many spacing guiding axles, restrict the rotation of screw in the screw bearing, avoid following the wheel rotation, rear wheel lateral shifting, let the change of whole car focus in certain extent, reduce the possibility of turning on one's side;

(4) four guide shafts and a limiting guide shaft are adopted, so that the stress is balanced;

(5) the bearing is mounted on the inner support lead screw of the transmission half shaft, so that the auxiliary support effect is achieved, the lead screw is prevented from being damaged, and the service life of the lead screw is prolonged.

Drawings

FIG. 1 is a schematic perspective view of a motorcycle;

FIG. 2 is a front view of the motorcycle;

FIG. 3 is a schematic view of the motorcycle from the right;

FIG. 4 is a left side view of the motorcycle;

FIG. 5 is a schematic bottom view of the motorcycle;

FIG. 6 is a schematic top view of the motorcycle;

FIG. 7 is a schematic sectional view taken along line A-A in FIG. 3;

FIG. 8 is a schematic cross-sectional view of B-B of FIG. 3;

FIG. 9 is an exploded view of the rear wheel lateral shifting mechanism;

FIG. 10 is a schematic view of the weight sensor attachment at the seat cushion;

FIG. 11 is a schematic view of an auxiliary support frame;

fig. 12 is a schematic view of the electric lock.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example 1: as shown in fig. 1-12, a motorcycle rear wheel lateral shifting device comprises a lateral driving motor 8, a lead screw 9, a nut bearing 10, a transmission half shaft 11 and an auxiliary half shaft 12, wherein the outer end of the transmission half shaft 11 is connected with an engine 6, the transmission half shaft 11 and the auxiliary half shaft 12 are respectively connected with two ends of a horizontal U-shaped frame arranged at the lower end of the rear side of a frame 2 in a rotating manner, the lateral driving motor 8 is fixedly connected on the frame 2 through a lateral motor frame 13, the auxiliary half shaft 12 is a hollow structure, a motor shaft of the lateral driving motor 8 is fixedly connected with the lead screw 9, the lead screw 9 is matched with an inner ring nut of the nut bearing 10 after passing through the auxiliary half shaft 12, an outer ring of the nut bearing 10 is fixedly connected in an inner hole in the middle of a rear wheel 4, the transmission half shaft 11 is a step shaft, a plurality of guide shafts 14 are arranged on a big end of the, a plurality of limiting guide shafts 15 are arranged on the transverse motor frame 13, and the limiting guide shafts 15 are uniformly arranged around the circumference of the transverse driving motor 8 and movably inserted into an inner ring nut of the nut bearing 10.

Preferably, four guide shafts 14 and four limit guide shafts 15 are respectively adopted.

Preferably, one end of the screw 9 is fixedly connected with a motor shaft of the transverse driving motor 8 through a coupler, the other end of the screw is rotatably connected with a bearing, and the bearing is installed in an inner hole at the inner end of the transmission half shaft 11.

Example 2: as shown in fig. 1-12, a motorcycle comprises a cock 1, a frame 2, a front wheel 3 and a rear wheel 4, wherein the front wheel 3 is rotatably connected with the lower end of the cock 1, the front end of the frame 2 is rotatably connected with the middle upper part of the cock 1, the rear wheel 4 is rotatably connected with the lower part of the rear end of the frame 2, a cushion 5 is arranged on the frame 2, the rear wheel 4 is connected with an engine 6 through a chain wheel and a chain, the engine 6 is arranged on the frame 2, the rear wheel 4 is provided with a rear wheel transverse moving mechanism, and the frame 2 is provided with a transverse inclination angle sensor 7.

Preferably, the rear wheel transverse moving mechanism (motorcycle rear wheel transverse moving device) comprises a transverse driving motor 8, a screw rod 9, a nut bearing 10, a transmission half shaft 11 and an auxiliary half shaft 12, the outer end of the transmission half shaft 11 is connected with the engine 6, the transmission half shaft 11 and the auxiliary half shaft 12 are respectively and rotatably connected with two ends of a horizontal U-shaped frame arranged at the lower end of the rear side of the frame 2, the transverse driving motor 8 is fixedly connected on the frame 2 through a transverse motor frame 13, the auxiliary half shaft 12 is of a hollow structure, a motor shaft of the transverse driving motor 8 is fixedly connected with the screw rod 9, the screw rod 9 is matched with an inner ring nut of the nut bearing 10 after penetrating through the auxiliary half shaft 12, an outer ring of the nut bearing 10 is fixedly connected in an inner hole in the middle of the rear wheel 4, the transmission half shaft 11 is a step shaft, the inner end is provided with a plurality of guide shafts 14, the plurality of guide, a plurality of limiting guide shafts 15 are arranged on the transverse motor frame 13, and the limiting guide shafts 15 are uniformly arranged around the circumference of the transverse driving motor 8 and movably inserted into an inner ring nut of the nut bearing 10.

Preferably, four guide shafts 14 and four limit guide shafts 15 are respectively adopted.

Preferably, one end of the screw 9 is fixedly connected with a motor shaft of the transverse driving motor 8 through a coupler, the other end of the screw is rotatably connected with a bearing, and the bearing is installed in an inner hole at the inner end of the transmission half shaft 11.

Preferably, two pitching rotation supporting mechanisms or two auxiliary supporting frames are symmetrically arranged on two sides of the lower end of the frame 2, the two pitching rotation supporting mechanisms are arranged on two sides of the rear wheel 4, and the two auxiliary supporting frames are arranged on two sides of the center of the frame 2.

Preferably, each pitching rotation supporting mechanism comprises a pitching motor 16, a transverse rotation motor 17, a supporting rod 18 and a universal wheel 19, the pitching motor 16 is horizontally and fixedly connected to the bottom of the frame 4, a motor shaft of the pitching motor 16 is fixedly connected with the swing motor frame 20, the transverse rotation motor 17 is vertically and fixedly connected to the swing motor frame 20, a motor shaft of the transverse rotation motor 17 is fixedly connected with one end of the supporting rod 18, the universal wheel 19 is mounted at the other end of the supporting rod 18, and an electric locker 38 is mounted on the motor shaft of the pitching motor 16, as shown in fig. 12, the electric locker 38 comprises a mounting plate 39, a brake pad 40 and an electromagnet 41, the brake pad 40 is two in number and is of a semi-circular arc structure, one end is symmetrically hinged on the mounting plate 39, the end face of the other end is symmetrically provided with the electromagnet 41 and the back is provided with, the mounting plate 39 is fixedly connected to the bottom of the frame 4 through bolts or welding modes, a through hole penetrating through a motor shaft of the pitching motor 16 is formed in the mounting plate 39, the through hole is located in the center of the two brake pads 40, the motor shaft can be tightly held after the two brake pads 40 rotate symmetrically, locking of the motor shaft is achieved, the locking device is matched with the motor to lock, and locking reliability and stability are further improved.

Preferably, each auxiliary support frame comprises a U-shaped support frame 33 and an auxiliary universal wheel 34, two ends of the U-shaped support frame 33 are hinged to an auxiliary hinge frame 35 arranged on the lower side of the frame 2, the auxiliary universal wheel 34 is mounted on the lower side of the middle of the U-shaped support frame 33, a driving mechanism is mounted on the U-shaped support frame 33 and comprises a telescopic cylinder 36 or a motor 37, the end of a rod of the telescopic cylinder 36 is hinged to the middle of one side arm of the U-shaped support frame 33, a cylinder seat of the telescopic cylinder 36 is hinged to the frame 2, the motor 37 is fixedly connected to the auxiliary hinge frame 35, an output shaft of the motor is fixedly connected to a hinge shaft at one end of the U-shaped support frame 33, the motor is hydraulic, pneumatic or electric, and the telescopic cylinder is an.

Preferably, two radar I21 and a camera 22 facing forward are installed on the faucet 1, a worm gear driving mechanism is installed at the joint of the faucet 1 and the frame 2, the worm gear driving mechanism is connected to a faucet rotating motor 24, the faucet rotating motor 24 is fixedly connected to the frame 2, an ABS brake mechanism 23 is installed beside the rear wheel 4, a weight measuring device is installed on the cushion 5, the weight measuring device comprises a weight sensor 29, the rear end of a seat frame of the cushion 5 is hinged to the frame 2 through a hinge 31, the lower end of the other end of the cushion is pressed on the upper end face of the weight sensor 29, the weight sensor 29 is arranged in a protective shell 30, the lower end face of the protective shell 30 is fixedly connected to the frame 2, the seat frame can be embedded into a groove on the frame 2, a rotating baffle 32 is arranged on the frame 2, the rotating baffle 32 is positioned beside the groove behind the seat frame embedded groove, and, and multiplying the weight measured by the weight sensor by twice to obtain the sum of the weight of the human body and the weight of the cushion.

Preferably, a three-way radar device 25 is installed on the upper side of the rear end of the frame 4, and three radars two, namely, the left side and the right side of the frame and the rear side, are installed on the three-way radar device 25.

Preferably, the engine 6 is connected to a PLC controller 43, the PLC controller 43 is connected to a transverse driving motor 8, a pitching motor 16, a transverse rotating motor 17, a first radar 21, a camera 22, a faucet rotating motor 24, an ABS braking mechanism 23, a weight sensor, a three-way radar device 25, a display screen on the faucet 1, a direction angle sensor 26, a wheel rotation speed sensor 27, a throttle rotator 28, a start key, and an electric locking device mounted on a motor shaft of the pitching motor, the wheel rotation speed sensor 27 is mounted on a front wheel or a rear wheel, and the direction angle sensor 26 is mounted on a worm shaft end of the worm gear driving mechanism.

The working principle is as follows: opening a starting key 28 connected to a direction rod of a faucet 1 to start an engine 6 arranged on a frame 2, starting a PLC 43, before walking, two pitching rotation supporting mechanisms downwards hang to enable two universal wheels to contact with the ground to support and stabilize a vehicle body, after the vehicle walks, a wheel rotation speed sensor immediately transmits signals to the PLC, the PLC immediately enables a pitching motor and a transverse rotation motor arranged on the frame 2 to drive supporting rods to rotate and drive the universal wheels to upwards leave the ground, and the universal wheels rotate to a preset angle to stop, when the vehicle runs, a distance detection radar I and a camera monitor the front of the motorcycle at any time, the monitoring distance can be adjusted to be large or small according to the condition, if an obstacle in the front does not perform corresponding deceleration and slow stepping on braking on the motorcycle by a driver, the PLC immediately responds, and according to the detection condition of the distance detection radar I and the camera, the timely weight sensed by a weight sensor and the frame weight and the inertia force, the ABS brake is enabled to be large or small The vehicle mechanism gives corresponding braking force to decelerate the motorcycle to a safe speed, when approaching an obstacle, if a driver does not make corresponding action or slow action, the PLC judges whether the signal can pass through the camera according to the signals of the two radars and the camera, if the signal cannot pass through the camera, the PLC immediately starts a brake system to execute and stop, and two pitching rotation supporting mechanisms are released to support and stabilize the motorcycle body; if the running speed can be increased, the PLC controller starts the faucet rotating motor to drive the worm gear and worm driving mechanism to push the faucet 1 to turn, and the faucet bypasses the obstacle at a low speed. If meet intersection or traffic light crossing, the PLC controller can make throttle circulator deceleration in advance according to the signal of camera and two radars, if the red light stops, controller does not allow the urgent direction according to direction angle sensor and wheel speed sensor signal judgement in high-speed driving, only allows corresponding safe rotation angle. If the motorcycle body inclines due to wet and slippery road surface or other reasons during running, the transverse inclination angle sensor immediately transmits a signal to the controller, if the motorcycle body inclines to the left side, the controller enables the left side transverse rotating motor to rotate, the transverse rotating motor is after the supporting rod immediately pops up for 70 degrees, and simultaneously the controller controls the left side pitching motor to drive the supporting rod to rotate downwards for 30 degrees, the process enables the motorcycle body to restore to the basic level from the inclination, at the moment, the left side transverse rotating motor and the left side pitching motor reversely rotate to retract the left side supporting rod, if the motorcycle body inclines to the right side, the right side transverse rotating motor, the right side pitching motor and the supporting rod are retracted according to the rule of the left side inclination, the output shaft of the pitching motor is provided with a locker, at the moment, the electric locker is locked, when the motorcycle runs on a mountain road, the, because the vehicle body can not start two pitching rotation supporting mechanisms when inclining, the rear wheel gravity center left-right sliding device (wheel transverse moving mechanism) is started at the moment, the chain wheel is installed at the outer end of the transmission half shaft and is connected to the chain wheel on the output shaft of the engine through a chain, when the vehicle body slightly inclines to the right, the controller enables the transverse driving motor to drive the screw rod to rotate according to the signal of the transverse inclination angle sensor, the vehicle body gravity center is enabled to be leftward through the rapid rightward sliding of the screw nut bearing, and similarly, if the wheel inclines to the left, the screw nut bearing rapidly slides to the left, the gravity center is enabled to be rightward, and the motorcycle. When the motorcycle is driven by the two first radars and the camera matched with the three-way radar device, the left and right directions and the front and back directions are monitored, and when the motorcycle is attacked by an accident, the motorcycle has certain avoiding capacity of automatic acceleration, deceleration or braking.

The motorcycle has the following advantages:

(1) when the transverse inclination angle sensor detects that the vehicle body slightly inclines to one side, the rear wheel transverse moving mechanism drives the rear wheel to move to the inclined side, so that the gravity center moves to the opposite direction, a better balance effect is achieved, and the safety is greatly improved;

(2) the rear wheel transverse moving mechanism is composed of a transverse driving motor, a screw rod, a nut bearing, a transmission half shaft and an auxiliary half shaft, the transverse driving motor is matched with the screw rod and the nut bearing, the left and right movement of the rear wheel can be realized, the rear wheel adopts a plurality of guide shafts to perform transverse movement guide and rotation power transmission, the movement is stable and reliable, the rotation power is reliable, and the rotation of nuts in the nut bearing is limited by adopting a plurality of limiting guide shafts, so that the rotation of the nuts is avoided following the wheel;

(4) four guide shafts and a limiting guide shaft are adopted, so that the stress is balanced;

(5) a bearing is mounted in the transmission half shaft to support the lead screw, so that an auxiliary supporting effect is achieved, the lead screw is prevented from being damaged, and the service life of the lead screw is prolonged;

(6) the pitching rotation supporting mechanism is installed and matched with the transverse inclination angle sensor, and when the inclination angle sensor detects that one side is inclined, the pitching rotation supporting mechanism carries out auxiliary supporting on the corresponding side, so that the motorcycle is righted;

(7) the pitch rotating support mechanism is composed of a pitch motor, a transverse rotating motor, a support rod and universal wheels, and when auxiliary support is needed, the corresponding pitch motor and the transverse rotating motor act to realize the support of the motorcycle;

(8) two radars I, a camera, a worm gear driving mechanism, an ABS brake mechanism and a weight measuring device are adopted, the two radars and the camera for measuring the distance monitor the front of the motorcycle at any time in the running process of the motorcycle, if an obstacle in front does not perform corresponding deceleration and slow brake stepping on the motorcycle, a controller immediately responds, according to the timely detection conditions of the two radars and the camera for measuring the distance and the weight sensed by a weight sensor, the weight of the frame and the inertia force, the ABS brake mechanism is controlled to give corresponding braking force to decelerate the motorcycle to a safe speed, when the obstacle is approached, if the driver does not perform corresponding action or delay, the controller immediately starts the brake mechanism to execute and stop according to the signals of the radars and the camera if the obstacle cannot pass, and the pitching rotation supporting mechanism is put down to support the motorcycle body stably, if the controller can control the faucet rotating motor to drive the worm gear mechanism to push the faucet to turn, so that the faucet bypasses the obstacle at a low speed. If meet intersection or traffic lights crossing, the controller can make throttle circulator slow down in advance according to the signal of camera and radar, if the red light stops. In high-speed running, the controller does not allow a sharp turn according to signals of the direction angle sensor and the wheel rotating speed sensor, and only allows a corresponding safe rotating angle.

The utility model discloses a scheme is used in the motorcycle, makes factor of safety improve, and the every single move rotary support mechanism of intelligence rises and falls and the change of vehicle focus makes all road conditions of stable adaptation of vehicle make factor of safety improve greatly. Every single move rotation support mechanism rise and fall and the power source of the centrobaric change of vehicle the utility model discloses a step motor cooperation lead screw auxiliary drive, step motor cooperation lead screw auxiliary drive is only the utility model discloses one of them, step motor cooperation lead screw auxiliary can be replaced by electric jar, cylinder or pneumatic cylinder.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or replacements within the technical scope of the present invention, so that any device for stabilizing the bracket design of the car body and changing the center of gravity by lateral movement is directly covered within the protection scope of the present invention, which shall be subject to the protection scope of the following claims.

Claims (3)

1. A motorcycle rear wheel lateral shifting equipment which is characterized in that: comprises a transverse driving motor (8), a lead screw (9), a nut bearing (10), a transmission half shaft (11) and an auxiliary half shaft (12), wherein the outer end of the transmission half shaft (11) is connected with an engine (6), the transmission half shaft (11) and the auxiliary half shaft (12) are respectively and rotatably connected with two ends of a horizontal U-shaped frame arranged at the lower end of the rear side of a frame (2), the transverse driving motor (8) is fixedly connected on the frame (2) through a transverse motor frame (13), the auxiliary half shaft (12) is of a hollow structure, a motor shaft of the transverse driving motor (8) is fixedly connected with the lead screw (9), the lead screw (9) passes through the auxiliary half shaft (12) and then is matched with an inner ring nut of the nut bearing (10), an outer ring of the nut bearing (10) is fixedly connected in an inner hole in the middle of a rear wheel (4), the transmission half shaft (11) is a step shaft, a plurality of guide shafts (14) are arranged on large ends of the inner ends, and the plurality of guide shafts (14), a plurality of limiting guide shafts (15) are arranged on the transverse motor frame (13), and the limiting guide shafts (15) are uniformly arranged around the circumferential direction of the transverse driving motor (8) and movably inserted into inner rings and nuts of the nut bearings (10).

2. A motorcycle rear wheel lateral shifting apparatus, as claimed in claim 1, wherein: four guide shafts (14) and four limiting guide shafts (15) are respectively adopted.

3. A motorcycle rear wheel lateral shifting apparatus, as claimed in claim 1, wherein: one end of a screw rod (9) is fixedly connected with a motor shaft of a transverse driving motor (8) through a coupler, the other end of the screw rod is rotatably connected with a bearing, and the bearing is arranged in an inner hole at the inner end of a transmission half shaft (11).

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