阅读说明：本技术 摩托车的油电混合动力系统 (Oil-electricity hybrid power system of motorcycle ) 是由 王平 粟强 沈昌群 李江宏 于 2021-09-22 设计创作，主要内容包括：本发明属于摩托车或电动车技术领域,具体涉及一种摩托车的油电混合动力系统,包括联动机构,其可在刹车的时候,断开后轮毂的动力；联动机构包括上拉索、下拉索、上刹车线、下刹车线；在刹车连杆被上刹车线拉动一定角度时,推动部抵靠在所述油门连杆上,并松开下拉索,释放油门。同时,装有传感器的线路板可以在刹车的时候,直接控制电磁离合器断开动力,电能驱动系统也断开动力,彻底停止动力的传递；操作手把上不再设计霍尔传感器等元件,彻底避免了由于密封不善导致雨水进入产生的故障。(The invention belongs to the technical field of motorcycles or electric vehicles, and particularly relates to a gasoline-electric hybrid power system of a motorcycle, which comprises a linkage mechanism, a transmission mechanism and a transmission mechanism, wherein the linkage mechanism can disconnect the power of a rear wheel hub when braking; the linkage mechanism comprises an upper pull cable, a lower pull cable, an upper brake cable and a lower brake cable; when the brake connecting rod is pulled by the upper brake cable for a certain angle, the pushing part abuts against the accelerator connecting rod, and the lower pull cable is loosened to release the accelerator. Meanwhile, the circuit board provided with the sensor can directly control the electromagnetic clutch to cut off power when the brake is performed, and the electric energy driving system also cuts off the power to completely stop the transmission of the power; the operating handle is not provided with elements such as a Hall sensor, and the like, so that the fault caused by rainwater entering due to poor sealing is thoroughly avoided.)

1. The gasoline-electric hybrid power system of the motorcycle comprises a gasoline power system (102) and an electric power system (5), wherein the gasoline power system (102) and the electric power system (5) respectively or jointly drive a rear hub (1) of a motorcycle main body (100); an accelerator assembly (300) and a brake assembly (400) are arranged on an operation handle (200) of the motorcycle main body (100);

the motorcycle is characterized in that a linkage mechanism is further arranged on the motorcycle main body (100), and the linkage mechanism cuts off the power of the rear wheel hub (1) when braking;

the linkage mechanism comprises a plurality of linkage mechanisms,

the upper pull rope (93) is connected with the accelerator component (300) at one end and connected with the upper side part of the accelerator connecting rod (90) at the other end;

one end of the down cable (94) is connected with the lower side part of the accelerator connecting rod (90), and the other end of the down cable is connected with a carburetor of the gasoline power system (102);

an upper brake cable (91) having one end connected to the brake assembly (400) and the other end connected to the upper side of the brake link (96);

a lower brake cable (92), one end of which is connected with the front brake or the rear brake and the other end of which is connected with the lower side part of the brake connecting rod (96);

an accelerator link (96) rotatably mounted on the motorcycle body (100) and connecting the upper cable (93) and the lower cable (94);

a brake link (90) rotatably mounted on the motorcycle body (100) and connecting the upper brake cable (91) and the lower brake cable (92); one side of the brake connecting rod (90) is provided with a pushing part (903), and when the brake connecting rod (90) is pulled by the upper brake cable (91) for a certain angle, the pushing part (903) abuts against the accelerator connecting rod (96) and loosens the lower pull cable (94).

2. The hybrid system of motorcycle of claim 1, wherein a first detected portion (95) is provided at a middle portion of the throttle link (96), and a second detected portion (98) is provided at a middle portion of the brake link (90);

and a sensor-equipped circuit board (99) that detects the positions of the first detected part (95) and the second detected part (98) and controls the operation of the electric power system (5).

3. A gasoline-electric hybrid system for a motorcycle according to claim 2, wherein the first detected part (95) and the second detected part (98) are both magnets, and the magnets are engaged with hall sensors on a circuit board (99).

4. The hybrid power system of motorcycle of claim 2, wherein the rear part of the motorcycle body (100) is provided with a reduction box (2), and the box body of the reduction box (2) forms a left side bottom fork; the box body and the right side bottom fork (3) are matched with each other to be provided with a rear wheel hub (1);

the reduction gearbox (2) comprises:

the input gear (31) is arranged in the reduction gearbox (2) and is connected with the gasoline power system; an output shaft (61) is arranged in the middle of the input gear (31);

a fixed shaft (62) fixed to the right bottom fork (3); the output shaft (61) and the fixed shaft (62) are spliced along the same axis and can rotate relatively, and the output shaft (61) and the fixed shaft (62) are spliced to form a coupling (6);

the rear hub (1) is fixedly arranged on the output shaft (61);

the electric energy power system (5) is fixedly arranged on the fixed shaft (62); an outer rotor (51) of the electric energy power system (5) is connected with the rear wheel hub (1) into a whole;

an electromagnetic clutch (8) is arranged between the input gear (31) and the output shaft (61);

the circuit board (99) controls the action of the electromagnetic clutch (8).

5. A gasoline-electric hybrid system of a motorcycle according to claim 1, wherein a spoke is provided in the middle of the rear wheel hub (1), a motor housing (15) is fixedly provided on one side of the spoke (14) facing the fixed shaft (62), an electric power driving cavity (16) is formed between the motor housing (15) and the spoke (14), and the outer rotor (51) and the stator (52) are provided in the electric power driving cavity (16);

the stator (52) is fixedly arranged on a fixed shaft (62),

the outer rotor (51) is fixed on the inner wall of the electric energy driving cavity (16).

6. A petrol-electric hybrid system of a motorcycle according to claim 5, characterized in that said reducer comprises an input shaft (10), an intermediate gear (12) and an intermediate shaft (13); the periphery of the intermediate shaft (13) is meshed with the input gear (31), and the outer end of the input shaft (10) is connected to a gasoline power system through a chain wheel.

7. A petrol-electric hybrid system for motorcycles as claimed in claim 6, wherein said rear hub (1) comprises a spoke (14) and a rim, the outside of which is intended to be fitted with said tire (4), the spoke (14) projecting to one side forming a mounting plane (141), said motor casing (15) being formed with a coupling ring (441), the coupling ring (441) being connected to said mounting plane (13) by means of fasteners, and a waterproof gasket (45) being interposed between the coupling ring (441) and the mounting plane (141).

8. The petrol-electric hybrid system of a motorcycle according to claim 6, wherein a through hole (444) for the fixed shaft (62) to pass through is provided in the middle of the motor housing (15), and a first bearing (56) is provided at the through hole (444);

the output shaft (61) partially extends into the fixed shaft (62), more than one second bearing (52) is sleeved at the overlapping section between the output shaft (61) and the fixed shaft (62), and a third bearing (55) is arranged between the outer wall of the inner end of the fixed shaft (62) and the spoke (14);

a mounting seat (17) is formed in the middle of the spoke (14), and a brake disc (11) is arranged on the mounting seat (17);

a wire guide hole (53) is formed in the fixed shaft (62), one end of the wire guide hole (53) is conducted to the electric energy driving cavity (16), and the other end of the wire guide hole is conducted to the outer end part of the fixed shaft (62);

the lead wire (54) of the stator is connected with an external power supply through the lead wire hole (53).

Technical Field

The invention belongs to the technical field of motorcycles or electric vehicles, and particularly relates to a gasoline-electric hybrid power system of a motorcycle.

Background

A hub motor is arranged on a rear wheel hub of a motorcycle, power is provided for the motorcycle through a mode that an internal combustion engine and the hub motor are mutually matched, the use frequency of the internal combustion engine is reduced, and therefore unnecessary fuel consumption is reduced.

The electric vehicle can cut off the power of the motor at the moment of braking, so that the electric vehicle is safe; the accelerator and the brake of the motorcycle are mutually independent, the power can not be cut off when the motorcycle brakes, and the accelerator must be manually loosened when the motorcycle brakes;

the hybrid power-based motorcycle is an electric vehicle which is used by many users before, and is an operation habit of loosening an accelerator when a brake is not available; therefore, it is necessary to develop a structure for automatically releasing the accelerator while braking, which is suitable for hybrid power;

in addition, CN104163226A discloses a rear wheel motor integrated structure for a hybrid motorcycle, which is similar to the hub motor of an electric vehicle, and the hub motor is directly installed inside the rear wheel, although the speed reduction mechanism is saved, because the hub motor is located inside the wheel, if the hub motor fails, the disassembly is troublesome.

Disclosure of Invention

The invention aims to provide a hybrid power motorcycle which has simple structure and high electric energy use efficiency and cuts off power during braking.

The purpose of the invention is realized as follows:

the gasoline-electric hybrid power system of the motorcycle comprises a gasoline power system and an electric power system, wherein the gasoline power system and the electric power system respectively or jointly drive a rear hub of a motorcycle main body; an accelerator assembly and a brake assembly are arranged on an operating handle of the motorcycle main body;

the motorcycle main body is also provided with a linkage mechanism, and the linkage mechanism cuts off the power of the rear wheel hub when braking;

the linkage mechanism comprises a plurality of linkage mechanisms,

one end of the upper pull rope is connected with the accelerator component, and the other end of the upper pull rope is connected with the upper side part of the accelerator connecting rod;

one end of the lower pull rope is connected with the lower side part of the accelerator connecting rod, and the other end of the lower pull rope is connected with a carburetor of the gasoline power system;

one end of the upper brake cable is connected with the brake component, and the other end of the upper brake cable is connected with the upper side part of the brake connecting rod;

one end of the lower brake cable is connected with the front brake or the rear brake, and the other end of the lower brake cable is connected with the lower side part of the brake connecting rod;

the throttle connecting rod is rotatably arranged on the motorcycle main body and is connected with the upper pull cable and the lower pull cable;

the brake connecting rod is rotatably arranged on the motorcycle main body and is connected with the upper brake cable and the lower brake cable; and a pushing part is arranged on one side of the brake connecting rod, and when the brake connecting rod is pulled by the upper brake cable for a certain angle, the pushing part is abutted against the accelerator connecting rod and loosens the lower pull cable.

Preferably, a first detected part is arranged in the middle of the accelerator connecting rod, and a second detected part is arranged in the middle of the brake connecting rod;

and a circuit board provided with a sensor for detecting the positions of the first detected part and the second detected part and controlling the action of the electric power system.

Preferably, the first detected part and the second detected part are both magnets, and the magnets are matched with the hall sensor on the circuit board.

Preferably, the rear part of the motorcycle main body is provided with a reduction gearbox, and a box body of the reduction gearbox forms a left bottom fork; the box body and the right bottom fork are matched with each other to be provided with a rear wheel hub;

the reduction gearbox comprises:

the input gear is arranged in the reduction gearbox and is connected with the gasoline power system; an output shaft is arranged in the middle of the input gear;

the fixed shaft is fixed on the right flat fork; the output shaft and the fixed shaft are spliced along the same axis and can rotate relatively, and the output shaft and the fixed shaft are spliced to form a coupling;

the rear wheel hub is fixedly arranged on the output shaft;

the electric energy power system is fixedly arranged on the fixed shaft; the outer rotor of the electric power system is connected with the rear wheel hub into a whole;

an electromagnetic clutch is arranged between the input gear and the output shaft;

the circuit board controls the action of the electromagnetic clutch.

Preferably, a spoke is arranged in the middle of the rear wheel hub, a motor housing is fixedly arranged on one side of the spoke facing the fixed shaft, an electric energy driving cavity is formed between the motor housing and the spoke, and the outer rotor and the stator are arranged in the electric energy driving cavity;

the stator is fixedly arranged on the fixed shaft,

the outer rotor is fixed on the inner wall of the electric energy driving cavity.

Preferably, the speed reducer includes an input shaft, an intermediate gear, and an intermediate shaft; the periphery of the intermediate shaft is meshed with the input gear, and the outer end of the input shaft is connected to a gasoline power system through a chain wheel.

Preferably, the rear wheel hub comprises a spoke and a rim, the outer side of the rim is used for mounting the tire, the spoke protrudes towards one side to form a mounting plane, the motor housing is formed with a connecting ring, the connecting ring is connected onto the mounting plane through a fastener, and a waterproof pad is arranged between the connecting ring and the mounting plane in a pressing mode.

Preferably, a through hole for the fixed shaft to pass through is formed in the middle of the motor housing, and a first bearing is arranged at the through hole;

the output shaft part extends into the fixed shaft, more than one second bearing is sleeved at the overlapping section between the output shaft and the fixed shaft, and a third bearing is arranged between the outer wall of the inner end of the fixed shaft and the spoke;

a mounting seat is formed in the middle of the spoke, and a brake disc is arranged on the mounting seat;

a wire guide hole is formed in the fixed shaft, one end of the wire guide hole is communicated with the electric energy driving cavity, and the other end of the wire guide hole is communicated with the outer end part of the fixed shaft;

and the lead of the stator is connected with an external power supply through the lead hole.

Compared with the prior art, the invention has the outstanding and beneficial technical effects that:

when the brake connecting rod is pulled by the upper brake cable for a certain angle, the pushing part abuts against the accelerator connecting rod, so that the lower pull cable is loosened to release the accelerator. Meanwhile, the circuit board provided with the sensor can directly control the electromagnetic clutch to cut off power when the brake is performed, and the electric energy driving system also cuts off the power to completely stop the transmission of the power; the operating handle is not provided with elements such as a Hall sensor, and the like, so that the fault caused by rainwater entering due to poor sealing is thoroughly avoided.

The coupling comprises an output shaft and a fixed shaft, wherein the output shaft and the fixed shaft are spliced along the same axis and can rotate relatively; the outer end of the output shaft is connected with the gasoline power system, and the rear wheel hub is sleeved on the output shaft and linked; the fixed shaft is provided with an electric power system, and an outer rotor of the electric power system is connected with the rear wheel hub into a whole; the design of the coupling shaft enables the rear wheel hub to be more convenient to mount, and the electric power system is arranged on the side part of the rear wheel hub, so that the mounting and maintenance are convenient; the rear hub also has a greater load capacity.

The invention uses the electromagnetic clutch to control the power transmission of the input gear and the output shaft, and the electric energy power system completely acts on the rear wheel hub, so that the load of the electric energy power system is minimized and only used for the rear wheel to run, thereby improving the electric efficiency of the hybrid power motorcycle and having stronger endurance.

The spoke is arranged in the middle of the rear wheel hub, a motor housing is fixedly arranged on one side of the spoke facing a fixed shaft, an electric energy driving cavity is formed between the motor housing and the spoke, and the outer rotor and the stator are arranged in the electric energy driving cavity; a speed reducer is arranged between the gasoline power system and the input gear, and the speed reducer and the electric power system play a role in balancing the center of gravity in the whole framework.

Drawings

FIG. 1 is a schematic view of a motorcycle of the present invention;

FIG. 2 is one of the schematic views of the brake and throttle linkage of the present invention;

FIG. 3 is a second schematic view of the brake and throttle linkage of the present invention;

FIG. 4 is a schematic view of the rear wheel attachment of the motorcycle of the present invention;

FIG. 5 is a cross-sectional view of one of the hybrid mechanisms of the present invention;

fig. 6 is a second cross-sectional view of the hybrid mechanism of the present invention.

Detailed Description

The invention is further described below in specific embodiments, with reference to fig. 1-6:

the gasoline-electric hybrid power system of the motorcycle comprises a gasoline power system 102 and an electric power system 5, wherein the gasoline power system 102 and the electric power system 5 respectively or jointly drive a rear hub 1 of a motorcycle main body 100; the operating handle 200 of the motorcycle main body 100 is provided with an accelerator assembly 300 and a brake assembly 400;

a battery 101 is arranged on the middle frame body of the motorcycle main body 100;

the motorcycle main body 100 is also provided with a linkage mechanism, and the linkage mechanism cuts off the power of the rear wheel hub 1 when braking;

the linkage mechanism comprises a plurality of linkage mechanisms,

an upper cable 93, one end of which is connected with the throttle assembly 300 and the other end of which is connected with the upper side part of the throttle connecting rod 90;

a pull-down cable 94, one end of which is connected to the lower side of the throttle connecting rod 90 and the other end of which is connected to a carburetor of the gasoline power system 102;

an upper brake cable 91 having one end connected to the brake assembly 400 and the other end connected to the upper side of the brake link 96;

a lower brake cable 92 having one end connected to the front brake or the rear brake and the other end connected to the lower side of the brake link 96;

an accelerator link 96 rotatably mounted on the motorcycle main body 100 and connecting the upper cable 93 and the lower cable 94;

a brake link 90 rotatably mounted on the motorcycle body 100 and connecting the upper brake cable 91 and the lower brake cable 92; one side of the brake link 90 is provided with a pushing part 903, and when the brake link 90 is pulled by the upper brake cable 91 for a certain angle, the pushing part 903 abuts against the accelerator link 96 and releases the pull-down cable 94.

The upper cable 93, the lower cable 94, the upper brake cable 91 and the lower brake cable 92 have basically the same structure, and are all the combination of a common steel wire rope and a sleeve, and the pulling direction is shown by an arrow in fig. 5; the other end of the pull-up cable 93 is connected to the operating handle, but both the pull-up cable 93 and the pull-down cable 94 pull the throttle link 96 downward.

The connecting line of the three points of the rotating fulcrum of the brake connecting rod 90, the connecting point 901 of the upper cable and the connecting point 902 of the lower cable is triangular and approximately close to an isosceles triangle;

the rotation point of the throttle connecting rod 96 and the rotation point of the brake connecting rod 90 are positioned on the same rotation shaft 97;

a flange 963 is arranged at the upper part of the accelerator connecting rod 96, and when the brake connecting rod 90 rotates upwards by an angle a, the pushing part 903 abuts against the flange 963 to realize the linkage of the two; angle a is about 10 degrees. Conversely, when the brake is locked, the throttle cannot be rotated.

In addition, as shown in fig. 5, the lower brake cable rotation point 902 is located between the upper brake cable rotation point 901 and the rotation axis 97, and the force transmission of the brake link 90 is a labor-saving lever; after the force of the upper pull rope is amplified, the accelerator connecting rod can be further driven.

Preferably, a first detected part 95 is arranged in the middle of the throttle connecting rod 96, and a second detected part 98 is arranged in the middle of the brake connecting rod 90;

a sensor-equipped circuit board 99 that detects the positions of the first detected part 95 and the second detected part 98 and controls the operation of the electric power system 5. It may be designed that, when the second detected part 98 is detected, indicating that braking is underway, the circuit board 99 turns off the electric power system 5, and at the same time, turns off the electromagnetic clutch 8;

when the accelerator is detected, the accelerator is increased, and the operation handle is additionally provided with a mode switching button which comprises three modes of pure electric, pure gasoline and oil-electricity hybrid;

in the pure electric mode, the circuit board 99 with the sensor controls the current of the motor according to the signal detected by the first detected part 95, and the electromagnetic clutch 8 is kept disconnected;

in the pure gasoline mode, the valve of a carburetor is directly controlled by a lower pull rope as in the common motorcycle, and the electromagnetic clutch 8 keeps transmission;

in the hybrid mode, the motor and the gasoline engine work cooperatively to output torque together;

when the first detected part 95 and the second detected part 98 are detected at the same time, the signal of the first detected part 95 is covered by the second detected part 98; and judging the braking state.

Preferably, the first detected part 95 and the second detected part 98 are both magnets, and the magnets are matched with hall sensors on the circuit board 99. The hall sensors may be provided in a plurality of numbers.

Preferably, the rear part of the motorcycle main body 100 is provided with a reduction gearbox 2, and a box body of the reduction gearbox 2 forms a left bottom fork; the box body and the right bottom fork 3 are matched with a rear hub 1;

the reduction gearbox 2 comprises:

the input gear 31 is arranged in the reduction gearbox 2 and is connected with the gasoline power system; the middle part of the input gear 31 is provided with an output shaft 61;

a fixed shaft 62 fixed to the right bottom fork 3; the output shaft 61 and the fixed shaft 62 are spliced along the same axis and can relatively rotate, and the output shaft 61 and the fixed shaft 62 are spliced to form a coupling 6; the design of the coupling 6 can stably maintain the gap between the outer rotor 51 (mainly rotor magnetic steel) and the stator, so as to overcome the problem of the transmission efficiency of the motor. If the gap between the rotor magnetic steel and the stator cannot be maintained stably, not only is it difficult to maintain the rotation of the motor assembly continuously, but also even in the case of continuous rotation, the motor torque obtained with respect to the consumed electric power is significantly reduced, resulting in a reduction in efficiency;

the rear hub 1 is fixedly arranged on the output shaft 61;

the electric energy power system 5 is fixedly arranged on the fixed shaft 62; the outer rotor 51 of the electric power system 5 is connected with the rear hub 1 into a whole;

an electromagnetic clutch 8 is arranged between the input gear 31 and the output shaft 61;

the circuit board 99 controls the operation of the electromagnetic clutch 8.

Preferably, a spoke is arranged in the middle of the rear hub 1, a motor housing 15 is fixedly arranged on one side of the spoke 14 facing the fixed shaft 62, an electric energy driving cavity 16 is formed between the motor housing 15 and the spoke 14, and the outer rotor 51 and the stator 52 are arranged in the electric energy driving cavity 16;

the stator 52 is fixedly mounted on a fixed shaft 62,

the outer rotor 51 is fixed to the inner wall of the electric power driving chamber 16.

Preferably, the reducer comprises an input shaft 10, an intermediate gear 12 and an intermediate shaft 13; the periphery of the intermediate shaft 13 is meshed with the input gear 31, and the outer end of the input shaft 10 is connected to a gasoline power system through a chain wheel.

Preferably, the rear hub 1 includes a spoke 14 and a rim, the outer side of the rim is used for mounting the tire 4, the spoke 14 protrudes to one side to form a mounting plane 141, the motor housing 15 is molded with a connection ring 441, the connection ring 441 is connected to the mounting plane 13 through a fastener, and a waterproof pad 45 is pressed between the connection ring 441 and the mounting plane 141. Prevent rainwater from entering into the interior along the gap at the joint of the fixing frame and the spoke to influence the motor assembly, and guarantee the assembly. In the use, if motor element broke down, can directly dismantle the fastener to dismantle motor housing, so that direct detection or dismantlement to inside motor element.

Preferably, a through hole 444 for the fixed shaft 62 to pass through is formed in the middle of the motor housing 15, and a first bearing 56 is arranged at the through hole 444;

the output shaft 61 partially extends into the fixed shaft 62, more than one second bearing 52 is sleeved at the overlapping section between the output shaft 61 and the fixed shaft 62, and a third bearing 55 is arranged between the outer wall of the inner end of the fixed shaft 62 and the spoke 14; the design ensures that the gasoline power system and the electric energy power system 5 do not interfere with each other and can respectively transmit torque to the rear wheel hub. Meanwhile, the formed coupling 6 has better strength and can better support the rear hub.

A mounting seat 17 is formed in the middle of the spoke 14, and a brake disc 11 is arranged on the mounting seat 17; brake disc and motor element are located rear wheel hub's the left and right sides respectively for motor element only need dismantle less part when breaking down, can not influence the brake disc yet, and the structure is more reasonable.

A wire guide hole 53 is formed in the fixed shaft 62, one end of the wire guide hole 53 is conducted to the electric energy driving cavity 16, and the other end of the wire guide hole 53 is conducted to the outer end part of the fixed shaft 62;

the lead wires 54 of the stator are connected to an external power source through the lead wire holes 53. The wire guide 53 (i.e., the threading channel) is directly arranged in the fixing shaft 62, so that reasonable wiring can be realized, and the power line can be prevented from being exposed and damped.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.