阅读说明：本技术 一种电助力四轮自行车 (Electric power-assisted four-wheel bicycle ) 是由 孙明 于 2021-08-17 设计创作，主要内容包括：本发明涉及一种电助力四轮自行车,主要由车架、前轴、后轴、座椅、车轮、刹车片、刹车盘、齿轮变速装置组成。本电助力四轮自行车上设有离合器手柄配合离合器的使用,可以在上坡路时启动,也可以在长途行驶时启动。蓄电池组通过刹车时产生的摩檫力带动电机充电,也可以借助外部充电设施充电。前轴的转向齿轮、转向齿条配合转动,使得转向更顺畅和易于操作,增加了车厢外壳,使人们骑行时安全性能大幅度的提高,也无需担忧恶劣气候的影响。本发明采用了加长的脚踏杆,在骑行者使用同等力量的情况下,将很大程度提升脚踏板的输出功率,会使人骑行更轻便,更舒适,更远途,开辟了一种环境友好的新式运动键身型交通工具。(The invention relates to an electric power-assisted four-wheel bicycle which mainly comprises a frame, a front shaft, a rear shaft, a seat, wheels, brake pads, a brake disc and a gear speed changing device. The electric power-assisted four-wheel bicycle is provided with the clutch handle matched with the clutch, and can be started on an uphill road or in a long-distance driving process. The storage battery pack drives the motor to charge through friction force generated during braking, and can also be charged by means of an external charging facility. The steering gear and the steering rack of the front shaft are matched to rotate, so that the steering is smoother and easy to operate, the carriage shell is added, the safety performance is greatly improved when people ride, and the influence of severe weather is not needed to worry. The invention adopts the lengthened foot rest lever, under the condition that the rider uses the same strength, the output power of the foot rest is greatly improved, so that the rider can ride more conveniently, more comfortably and in a longer way, and an environment-friendly novel sports key body type vehicle is developed.)

1. The utility model provides an electricity helping hand quadricycle, includes frame (3), running-board connecting rod (8), left pedal (10) and right pedal (16), its characterized in that: the automobile brake device is characterized in that a seat (9) is installed on the frame (3), a front shaft (11) and a rear shaft (22) are installed in the front and the rear of the frame (3) respectively, wheels (17) are installed at the two ends of the front shaft (11) and the rear shaft (22), a brake disc (6) is installed on each wheel (17), radiating holes (61) are formed in the brake disc (6), four or more brake pad fixing bases (7) are uniformly arranged on the periphery of the brake disc (6), brake pads (2) are installed on the brake pad fixing bases (7), the brake pads (2) are connected with a small generator (1), a left transverse pull rod (12) and a right transverse pull rod (15) are arranged on the two sides of the front shaft (11), a steering shaft (5) is installed at the middle position, a steering disc (4) is installed above the steering shaft (5), a steering gear (14) and a steering rack (13) are arranged at the connecting position of the steering shaft (5) and the front shaft (11), a left brake handle (23) and a right brake handle (24) are respectively arranged on the left side and the right side of the steering wheel (4), a gear speed change device (19) is arranged on the rear shaft (18), and a controller (21) is arranged at the position, close to the rear shaft (22), behind the frame (3);

the gear speed changing device (19) comprises a gear A (199), a gear B (1914), a gear C (193), a gear D (192), a gear E (191), a gear F (198) and a gear G (196), wherein the gear A (199) is provided with two gears which are connected through a connecting shaft II (1915), the gear D (192) and the gear E (191) are connected through a connecting shaft III (1913), the gear B (1914) is provided with two gears which are synchronously rolled through a synchronizing shaft (194), the pedal connecting rod (8) is installed on the connecting shaft II (1915), the bottom of the pedal connecting rod (8) is provided with a one-way bearing (197), the connecting shaft III (1913) is provided with a collar (1911), the collar (1911) is provided with a connecting rod (1910), and the collar (1910) is provided with a clutch handle (25), one side of the collar is provided with a collar baffle plate (1912), the gear G (196) is connected with a motor (18) through a first connecting shaft (195), and the motor (18) is connected with a battery pack (20).

2. An electrically assisted quadricycle as claimed in claim 1, wherein: the four-wheel bicycle is provided with a carriage shell (26), a headlamp (28) and a front steering lamp (27) are arranged in front of the carriage shell (26), rear steering lamps (31) are arranged at two ends of the rear lower portion of the carriage shell (26), a windscreen wiper (23) is arranged right in front of the carriage shell (26), and rearview mirrors (30) are arranged at two ends of the upper portion of the carriage shell (26).

3. An electrically assisted quadricycle as claimed in claim 1, wherein: the brake block (2) and the brake disc (6) form a brake structure of the electric power-assisted device.

4. An electrically assisted quadricycle as claimed in claim 1, wherein: the brake block (2) is composed of four or more friction wheels which are uniformly distributed.

5. An electrically assisted quadricycle as claimed in claim 1, wherein: the brake pad (2) is of a round rolling type.

6. An electrically assisted quadricycle as claimed in claim 1, wherein: the storage battery pack (20) drives the motor (18) to charge through friction force generated during braking, and can also be charged by means of an external charging facility.

7. An electric power assisted quadricycle as defined in any one of claims 1 to 5, wherein: the clutch handle (25) controls the clutch and can set manual power advancing or electric power advancing.

8. An electrically assisted quadricycle according to claim 1, the steering wheel (4) being movable upwards as a whole, the steering shaft (5) being located lowermost in the steering wheel (4) to facilitate forward travel.

Technical Field

The invention belongs to the technical field of bicycles, and particularly relates to an electric power-assisted four-wheel bicycle.

Background

The bicycle in the current market is in pedal type chain wheel transmission, two pedals are vertically and fixedly distributed, and the two pedals are alternately treaded and circularly move around the chain wheel.

Such designs are relatively simple and easy to operate, but tend to be relatively short due to the foot bar height, and therefore have a relatively low power output. The flat ground can be ridden, when the rider encounters a sloping ground or a load, the rider feels labored, the electric power assistance can provide extra power for the rider, and the rider cannot ride for a long distance without the electric power assistance, so that the rider lacks an assistant.

In addition, because no box is provided, people cannot effectively deal with the adverse effects of strong wind, rain, snow and hot sun hitting on riding, and even cannot ride in case of too severe weather conditions.

Disclosure of Invention

The invention aims to solve the problems and provides an electric power-assisted four-wheel bicycle which is provided with a clutch and can set manpower power advancing or electric power advancing, the length of a pedal rod connecting rod extends to three positions of a connecting shaft of a gear speed changing device, power is transmitted through meshing of a gear and a rack, the output power is increased, the bicycle is lighter and lighter to ride, a box is added, the safety of people during riding is greatly improved, and meanwhile, the influence of severe weather is not needed to worry.

In order to achieve the purpose, the invention provides the following technical scheme: an electric power-assisted four-wheel bicycle comprises a frame, a pedal connecting rod, a left pedal and a right pedal, wherein a seat is installed on the frame, a front shaft and a rear shaft are respectively installed at the front and the rear of the frame, wheels are installed at the two ends of the front shaft and the rear shaft, a brake disc is installed on each wheel, heat dissipation holes are formed in the brake disc, four or more brake pad fixing bases are uniformly arranged on the periphery of the brake disc, brake pads are installed on the brake pad fixing bases and connected with a small generator, a left transverse pull rod and a right transverse pull rod are arranged on the two sides of the front shaft, a steering shaft is arranged at the middle position, a steering wheel is installed at one end of the steering shaft, a steering gear and a steering rack are arranged at the connecting position of the steering shaft and the front shaft, and a left brake handle and a right brake handle are respectively installed on the left side and the right side of the steering wheel, the rear axle is provided with a gear speed change device, and the rear part of the frame, which is close to the rear axle, is provided with a controller;

preferentially, the method comprises the following steps: the gear speed change device comprises two gears A, two gears B, two gears C, two gears D, two gears E, two gears F and two gears G, the two gears A are connected through a second connecting shaft, the two gears D and the two gears E are connected through a third connecting shaft, the two gears B and the two gears C roll synchronously through synchronizing shafts, the pedal connecting rod is installed on the second connecting shaft, a one-way bearing is arranged at the bottom of the pedal connecting rod, a shaft collar is installed on the third connecting shaft, a shaft collar connecting rod is arranged on the shaft collar, a clutch handle is arranged on the shaft collar connecting rod, a shaft collar baffle is arranged on one side of the shaft collar, the gears G are connected with a motor through the first connecting shaft, and the motor is connected with a storage battery pack.

Preferentially, the method comprises the following steps: the four-wheel bicycle is provided with a carriage shell, a headlamp is arranged below the carriage shell, front steering lamps are arranged at two ends below the front part of the carriage shell, rear steering lamps are arranged at two ends below the rear part of the carriage shell, and a wiper arm, a water hanging sheet frame and a wiper blade are arranged right in front of the carriage shell;

preferentially, the method comprises the following steps: the brake pad and the brake disc form a brake structure of the electric power-assisted equipment;

preferentially, the method comprises the following steps: the brake pad consists of four or more friction wheels which are uniformly distributed;

further: the brake pad is of a round rolling type;

further: the storage battery pack drives the motor to charge through friction force generated during braking, and can also charge by means of an external charging facility;

further: the clutch handle controls the clutch, and manual power advancing or electric power advancing can be set;

further: the steering wheel can move upwards as a whole, and the steering shaft is positioned at the lowest part of the steering wheel so as to facilitate forward driving.

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

the utility model provides an electric power four-wheel bicycle, has increased the length of pedal, is riding under the condition that passerby used equal strength, with the output of very big degree promotion pedal, can make the people ride more lightly, more comfortable, more long-distance.

The electric power-assisted four-wheel bicycle is provided with the clutch, the clutch is controlled by the clutch handle to be used, manual power advancing or electric power advancing can be set, the electric power-assisted four-wheel bicycle can be started on an uphill road and can also be started during long-distance running, the matched storage battery pack can drive the motor to be charged through friction force generated during braking, and the electric power-assisted four-wheel bicycle can also be charged by means of an external charging facility.

Because the bottom of the pedal connecting rod is provided with the one-way bearing, the one-way bearing is locked when the pedal connecting rod moves forwards, and reverse movement resistance and obstacles do not exist.

The steering gear and the steering rack of the front shaft are matched to rotate, so that the steering is smoother and the operation is easy.

Because the carriage shell is added, the safety performance is greatly improved when people ride the bicycle, and the influence of severe weather is not needed to be worried about.

Drawings

In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings needed to be used in the description of the embodiment will be briefly introduced below, it is obvious that the drawings in the following description are only for more clearly illustrating the embodiment of the present invention or the technical solution in the prior art, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a top view of the overall structure of the present invention;

FIG. 3 is a side view of the overall structural schematic of the present invention;

FIG. 4 is a three-view diagram of the specific structure of the brake disc and the brake pad of the present invention;

FIG. 5 is a three-view illustration of the construction of the gear change mechanism of the present invention;

FIG. 6 is a three-dimensional view of the structure of the wagon box of the present invention;

FIG. 7 is a schematic diagram of the operation of the gear change mechanism of the present invention;

in the figure, 1, a small generator, 2, a brake pad, 3, a frame, 4, a steering wheel, 5, a steering shaft, 6, a brake disc, 61, a heat dissipation hole 7, a brake pad fixing base, 8, a pedal connecting rod, 9, a seat, 10, a left pedal, 11, a front shaft, 12, a left cross tie rod, 13, a steering rack, 14, a steering gear, 15, a right cross tie rod, 16, a right pedal, 17, a wheel, 18, a motor, 19, a gear speed changing device, 191, a gear E, 192, a gear D, 193, a gear C, 194, a synchronous shaft, 195, a connecting shaft I, 196, a gear G, 197, a one-way bearing, 198, a gear F, 199, a gear A, 1910, a collar connecting rod, 1911, a collar, 1912, a collar baffle, 1913, a connecting shaft III, 1914, a gear B, 1915, a connecting shaft II, 20, a storage battery pack, 21, a controller, 22, a rear shaft, 23, a left brake handle, 24 and a right brake handle, 25. clutch handle, 26, carriage shell, 27, front steering lamp, 28, head lamp, 29, wiper, 30, rear-view mirror, 31, back steering lamp.

Detailed Description

In order to make the technical solutions of the present invention better understood and implemented by those skilled in the art, the present invention is further described with reference to the following specific examples, which are provided for illustration only and are not intended to limit the present invention.

The bicycle with long arm pedal levers as shown in fig. 1 to 6 comprises a frame 3, a pedal connecting rod 8, a left pedal 10 and a right pedal 16, wherein a seat 9 is installed on the frame 3, a front shaft 11 and a rear shaft 22 are respectively installed in front of and behind the frame 3, wheels 17 are installed at two ends of the front shaft 11 and the rear shaft 22, a brake disc 6 is installed on each wheel 17, heat dissipation holes 61 are formed in the brake disc 6, four or more brake pad fixing bases 7 are uniformly arranged on the periphery of the brake disc 6, brake pads 2 are installed on the brake pad fixing bases 7, the brake pads 2 are connected with a small generator 1, a left cross pull rod 12 and a right cross pull rod 15 are arranged on two sides of the front shaft 11, a steering shaft 5 is arranged in the middle position, a steering disc 4 is installed at one end of the steering shaft 5, a steering gear 14 and a steering rack 13 are arranged at the connecting position of the steering shaft 5 and the front shaft 11, a left brake handle 23 and a right brake handle 24 are respectively arranged on the left side and the right side of the steering wheel 4, the rear shaft 18 is provided with a gear speed change device 19, and a controller 21 is arranged at the position, close to the rear shaft 22, behind the frame 3;

the gear shifting device 19 comprises two gears A199, two gears B1914, two gears C193, two gears D192, two gears E191, two gears F198 and two gears G196, the two gears A199 are connected through a connecting shaft II 1915, the two gears D192 and the two gears E191 are connected through a connecting shaft III 1913, the two gears B1914 and the two gears C193 roll synchronously through a synchronizing shaft 194, the pedal connecting rod 8 is installed on the connecting shaft II 1915, a one-way bearing 197 is arranged at the bottom of the pedal connecting rod 8, a collar 1911 is installed on the connecting shaft III 1913, a collar connecting rod 1910 is arranged on the collar 1911, a clutch handle 25 is arranged on the collar connecting rod 1910, a collar baffle 1912 is arranged on one side of the collar, the gear G196 is connected with a motor 18 through the connecting shaft I195, and the motor 18 is connected with a battery pack 20.

The four-wheel bicycle is provided with a carriage shell 26, a headlamp 28 and a front steering lamp 27 are arranged in front of the carriage shell 26, rear steering lamps 31 are arranged at two ends of the rear lower portion of the carriage shell 26, a windscreen wiper 23 is arranged right in front of the carriage shell 26, and a rearview mirror 30 is arranged at two ends of the upper portion of the carriage shell 26.

Further: the brake of the electric power-assisted equipment consists of a brake disc and brake pads, the brake pads consist of four or more friction wheels which are uniformly distributed, and the brake pads are connected with a small generator.

Further: the battery pack 20 is charged by the motor 18 through friction generated during braking, and may also be charged by an external charging facility.

Further: the clutch handle 25 controls the clutch, and can set the manual power forward or the electric power forward.

Preferably: the steering wheel 4 can be moved upward as a whole, and the steering shaft 5 is located at the lowermost portion of the steering wheel 4 so as to be driven forward.

Preferably: the invention is provided with the carriage shell, can improve the safety performance during riding, and does not need to worry about the influence of severe weather.

The steering gear and the steering rack of the front shaft of the invention rotate in a matching way, so that the steering is smoother and the operation is easy.

Because the carriage shell is added, the safety performance is greatly improved when people ride the bicycle, and the influence of severe weather is not needed to be worried about.

Fig. 7 shows the operation of the gear change device according to the principle:

while in motoring mode: the collar 1911 is to the left, engaging the collar stop 1912, and the gear D192 is freewheeling. The power transmission sequence is motor 18-gear G196-gear F2;

in the non-electric mode: collar 1911 engages gear D192 to the right, rotating connecting shaft one 195 with gear D192 in the order of gear a 199-gear B1914-gear C193-gear D192-gear E191-gear F1.

According to the electric power-assisted four-wheel bicycle, the length of the pedal connecting rod extends to the position of the connecting shaft, the length of the pedal connecting rod is increased, the gear speed changing device provides power, the bottom of the pedal connecting rod is provided with the one-way bearing, the one-way bearing is locked when the bicycle runs forwards in the riding process, reverse movement resistance and obstacles do not exist, the output power is increased, and the bicycle is lighter to ride. The left pedal and the right pedal move to drive the gear speed change device to rotate, and a collar baffle plate is arranged on a third connecting shaft of the gear speed change device to prevent the left pedal and the right pedal from colliding with the ground to limit the forward movement of the electric power-assisted four-wheel bicycle. The four-wheel bicycle is provided with the clutch handle, the clutch can be controlled to set manpower power to advance or electric power thrust, the brake of the electric power assisting equipment is composed of a brake disc and brake pads, each brake pad is composed of four or more uniformly distributed friction wheels, each brake pad is connected with a small generator, when power is supplied by using electric power, the brake is stepped down, the hydraulic pump pushes the friction wheels and the brake disc to generate resistance to reduce the speed of the bicycle, meanwhile, the friction wheels drive the corresponding small generators to generate electricity, and the generated electricity flows through the rectifier and then is electrically connected with the storage battery.

A, B, C, D, E, F, G are used only to distinguish gears and are not to be construed as indicating or implying relative importance or implicit indication of technical features indicated.

The details of the present invention not described in detail are prior art.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.