CN203767006U - Self-powered scooter - Google Patents

Abstract

The utility model discloses a self-service power scooter, which comprises a front wheel, a rear wheel, a vehicle body and a direction control lever, and a one-way transmission gear assembly is respectively arranged at symmetrical positions on both sides of the rear wheel, and the one-way transmission gear assembly is engaged with a sector The gear plate, the sector gear plate is fixed on the vehicle body through the pin seat and can rotate around the pin shaft. The sector gear plate is provided with a return spring, which is convenient for returning after one-way transmission; the two sector gear plates are welded with the pedal to form a firm As a whole, there is also a return spring on the pedal for easy return; the two sides of the one-way transmission gear assembly are protected by end covers, which are integrated with the rear wheel through the axle, and the bearings at both ends of the axle are connected with the frame to ensure that the rear wheel The scooter is fixed and can rotate flexibly; the scooter is also provided with a brake pad, a brake pad pin shaft and a brake pad return spring to facilitate returning after braking. The utility model realizes the self-service power drive of the scooter, and has remarkable practical value and market prospect.

Description

Self-service power scooter

technical field

The utility model relates to a self-service power scooter. the

Background technique

Scooters are entertainment and sports equipment that have emerged in recent years. They are deeply loved by teenagers aged 5-18. Currently, scooters on the market mainly rely on run-up and kicking to slide. A person stands on the scooter and kicks backwards or pushes the scooter towards a strong run-up. After the scooter gains forward momentum, the person stands on the scooter again, which can slide forward for a certain distance. When the speed of the scooter drops After coming down, you need to run up again or kick off the ground to get forward thrust.

This kind of scooter that obtains speed by running up and pedaling is not convenient for the scooter to continue to move forward, and it is also difficult to obtain a higher speed. The scooter that relies on running up and pedaling to obtain power requires high physical coordination of athletes. In the process of kicking and approaching, it is easy to lose balance and fall, which greatly reduces the sportiness, entertainment and safety of the scooter.

If there is a scooter, people can get forward power by standing on the scooter without feet touching the ground, then the safety, entertainment and sports can be greatly improved, and it has strong practical value and market application prospects , and will definitely be welcomed by the majority of scooter enthusiasts.

Utility model content

The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a self-service power scooter. The scooter is cleverly designed so that a person standing on the scooter can accelerate and move forward by stepping on a pedal.

The utility model takes the following technical solutions:

A self-service power scooter, including front wheels, rear wheels, a body and a direction joystick, is characterized in that: a one-way transmission gear assembly is provided on each symmetrical position on both sides of the rear wheel, and the one-way transmission gear assembly is engaged with a sector gear The sector gear plate is fixed on the vehicle body through the pin shaft seat and can rotate around the pin shaft. The sector gear plate is provided with a return spring, which is convenient for returning after one-way transmission; the two sector gear plates are welded with the pedal to form a solid whole , There is also a return spring on the pedal for easy return; the two sides of the one-way transmission gear assembly are protected by end covers, which are integrated with the rear wheel through the axle, and the bearings at both ends of the axle are connected with the frame to ensure that the rear wheel is fixed. And it can rotate flexibly; the scooter is also provided with a brake pad, a brake pad pin shaft and a brake pad return spring, which is convenient for returning after braking.

The two ends of the crossbar on the direction control lever are round or arc-shaped, which increases the comfort of the handle and can also avoid serious injuries caused by the insertion of the straight handle into the human body after an accidental fall.

In order to realize the self-service power of the scooter, especially for the structure of the one-way gear assembly, the inventors of the utility model have undergone a lot of experiments and careful research, and there are three technical solutions that are particularly suitable. See the three specific embodiments of the utility model for details.

Compared with the existing scooter, the utility model has the following advantages:

Through the careful design of the structure of the scooter, the self-service power drive of the scooter is realized. This design adopts the structure of the left and right double sector gear plates. , the sector gear plate can drive the wheel to move forward through the acceleration of the small one-way transmission gear assembly during the period of hard pedaling, and the pedal will return under the action of the return spring when the pedal is released. slide. Therefore, when manipulating the scooter, it is not necessary to constantly pedal the ground with the rear foot, but to step on the pedal properly, it can move forward with independent power assistance, and it can also coast freely like an ordinary scooter. This scooter design scheme can change the driving mode of the rear pedal, and it can speed up the self-powered forward and free sliding by stepping on the pedal easily and timely, which reduces the exercise intensity and can also increase the fun and durability of the exercise. After stepping on the brake pedal It can effectively brake, making children's exercise and fitness safer and more effective.

The utility model has remarkable practical value and market application prospect.

Description of drawings

Fig. 1 is a schematic plan view of the utility model embodiment 1.

Fig. 2 is a top view of Embodiment 1 of the utility model.

Fig. 3 is a schematic diagram of the one-way gear assembly in Embodiment 1 of the present utility model.

Fig. 4 is a schematic plan view of the one-way gear assembly in Embodiment 1 of the present utility model.

Fig. 5 is a three-dimensional structural schematic diagram of the one-way gear assembly in Embodiment 1 of the present utility model.

Fig. 6 is a schematic plan view of the second embodiment of the utility model.

Fig. 7 is a schematic plan view of the third embodiment of the utility model.

Fig. 8 and Fig. 9 are three-dimensional structural schematic diagrams of the one-way gear assembly in Embodiment 3 of the present utility model.

Each label in the figure means:

1. One-way gear assembly; 2. Rear wheel; 3. Brake plate; 4. Sector gear plate; 5. Brake plate pin; 6. Brake plate return spring; 7. Pedal; 8. Pedal return spring; 9 1. Sector gear plate pin shaft; 10. Pin shaft seat; 11. Body; 12. Direction control lever; 13. Front wheel; 14. One-way gear assembly protection end cover; 22. Return spring; 23. Pin shaft; 24 , steel cylinder; 25, one-way wheel; 26, elastic sheet; 27, gear; 30, spring; 31, left-handed helical gear; 32, right-handed helical gear; 33, bearing; 34, left claw gear; 35, Left disc with claw; 36. right disc with claw; 37, right claw gear.

Detailed ways

Now in conjunction with accompanying drawing, the utility model is described in further detail.

Example 1:

As shown in Figure 1 and Figure 2, the self-service power scooter includes front wheels 13, rear wheels 2, vehicle body 11 and direction joystick 12, and is characterized in that a one-way transmission gear is respectively arranged on the symmetrical positions on both sides of the rear wheels 2 Component 1, the one-way transmission gear component 1 is engaged with a sector gear plate 4, the sector gear plate 4 is fixed on the vehicle body through the pin shaft seat 10 and can rotate around the pin shaft 9, and the sector gear plate 4 is provided with a return spring 22, which facilitates Return after one-way transmission; two sector gear plates 4 and pedal 7 are welded into a firm whole, and return spring 8 is also provided on pedal 7 for easy return; both sides of one-way transmission gear assembly 1 are protected by end covers 14 , through the wheel shaft and the rear wheel 2 into one, the two ends of the wheel shaft are connected with bearings and the vehicle frame to ensure that the rear wheel 2 is fixed and can rotate flexibly; the scooter is also provided with a brake plate 3, a brake plate pin 5 and a brake plate return Bit spring 6 is convenient to return after braking.

The two ends of the crossbar on the direction control lever 12 are round or arc-shaped, which increases the comfort of the handle and also avoids serious injuries caused by the insertion of the straight handle into the human body after an accidental fall.

The pedal 7 welds the left and right double sector gear plates 4 as a whole, and can rotate around the pin shaft 9; when the pedal 7 is stepped on repeatedly, the sector gear plate 4 can be driven by the smaller one-way transmission gear assembly 1 during the stepping down period. The wheel 2 moves forward, and the pedal will return under the action of the return spring 8 when the pedal is released. During non-forced stepping down, the dolly will slide freely by inertia. Therefore, when manipulating the scooter, it is not necessary to constantly pedal the ground with the rear foot, and the pedal 7 can be stepped on properly, so that the user can move forward with independent power assistance, and can also coast freely like an ordinary scooter. This scooter design scheme can change the driving mode of the rear pedal, and the pedal 7 can be easily accelerated and self-powered to move forward and slide freely, which reduces the exercise intensity and can also increase the fun and durability of the exercise. Plate 3 can effectively brake, making children's exercise and fitness safer and more effective.

The one-way transmission gear assembly is shown in Figure 3, Figure 4 and Figure 5. The elastic sheet 26 reliably tensions the steel cylinder 24 between the one-way wheel 25 and the gear 27. When the sector gear 4 is stepped down, the gear 27 is driven Clockwise movement, because the gear drives the steel cylinder to move to the small end of the wedge-shaped cavity surrounded by the one-way wheel 25 and the gear 27 and is locked, thereby driving the one-way wheel 25 to move clockwise together. When the sector gear 4 is driven by the elastic force of the return spring 22, the gear 27 moves counterclockwise, and the large end of the wedge-shaped cavity surrounded by the one-way wheel 25 and the gear 27 is compressed due to the gear driving the steel cylinder 24. The trend of the elastic sheet 26, thereby releasing the steel cylinder is locked by the one-way wheel 25 and the gear 27 to form a relatively fixed overall state; when the return spring 22 drives the sector gear 4 to return, it only drives the counterclockwise movement of the gear 27, one-way The wheel 25 is not subject to transmission; so the sector gear 4 can only drive the one-way wheel 25 to move clockwise in one direction when the gear 27 is stepped on repeatedly.

Example 2:

As shown in Figure 6, the self-service power scooter, the pedal 7 and the left and right fan-shaped helical gear plates 4 are welded as a whole, and the helical gears that are counter-rotated to each other are used for transmission, and the helix angle is 5-20 degrees; Surface fit, the angle between the cone surface and the axis is 5-20 degrees, due to the helical gear transmission will generate axial force, and the cone surface can be self-locked to achieve transmission under a slight force, when stepping on the pedal 7, the left and right sector gear plates 4 The elastic force of the spring 30 will be superimposed, and the left and right helical gears 31 and 32 will be squeezed towards the middle. The inner cone surface of the gear can lock the shaft cone surface for transmission, driving the car to walk. The fan-shaped helical gear plate obstructs the movement and generates axial force, so that the left and right helical gears 31 and 32 squeeze the springs to both sides to release, and the wheels can rotate freely, so that the self-powered forward movement can be achieved by stepping on the pedals. Recreation and fitness.

Example 3:

Self-service power scooter shown in Fig. 7, Fig. 8 and Fig. 9, pedal 7 and left and right sector gear plates 4 are welded as a whole, 35,36 discs with claws are fixedly fitted into a whole with the shaft, and claw gears 34,37 can Rotate flexibly around the axis, stepping on the pedal 7 sector gear plate 4 drives the transmission of the cylindrical claw gear, stepping on the pedal 7, the gear claws 34 and 37 will buckle the corresponding claws of the claw discs 35 and 36, drive the shaft to rotate, and realize stepping down When the scooter walks and stops stepping on it, the claw hooks on the 35 and 36 discs then squeeze the gear 34 and 37 compression springs to both sides. At this moment, the claw hooks can slide flexibly between the gear and the discs to realize the free sliding of the wheels.

The above are only preferred embodiments of the utility model, and do not limit the utility model in any form. Any person familiar with the art, without departing from the scope of the technical solution of the present utility model, can use the technical content disclosed above to make many possible changes and modifications to the technical solution of the utility model, or modify it into an equivalent change, etc. effective example. Therefore, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention shall fall within the protection scope of the technical proposal of the present invention.

Claims (5)

1. A self-service power scooter, comprising a front wheel (13), a rear wheel (2), a body (11) and a direction joystick (12), characterized in that: each side of the rear wheel (2) is symmetrically located There is a one-way transmission gear assembly (1), and the one-way transmission gear assembly (1) is engaged with a sector gear plate (4), and the sector gear plate (4) is fixed on the vehicle body through a pin seat (10) and can be wound around the pin shaft (9) Rotate, the sector gear plate (4) is provided with a return spring (22), which is convenient for returning after one-way transmission; the two sector gear plates (4) and the pedal (7) are welded into a firm whole, and the pedal ( 7) is also provided with a return spring (8) for easy return; the one-way transmission gear assembly (1) is protected by end covers (14) on both sides, and is integrated with the rear wheel (2) through the wheel shaft, and the two ends of the wheel shaft A bearing and a frame are connected together to ensure that the rear wheel (2) is fixed and can rotate flexibly; the scooter is also provided with a brake plate (3), a brake plate pin (5) and a brake plate return spring (6) to facilitate braking back. 2. The self-service power scooter according to claim 1, characterized in that: both ends of the crossbar on the direction control lever (12) are circular or arc-shaped. 3. The self-service power scooter according to claim 1, characterized in that: the elastic piece (26) of the one-way transmission gear assembly (1) reliably tensions the steel cylinder (24) on the one-way wheel (25 ) and the gear (27); when the sector gear plate (4) is stepped down to drive the gear (27) to move clockwise, it drives the one-way wheel (25) to move clockwise together; when the stepped sector gear is released (4), the release of the steel cylinder is locked by the one-way wheel (25) and the gear (27) to form a relatively fixed overall state; the return spring (22) drives the sector gear (4) and only drives the gear (27) when returning The anticlockwise movement of the one-way wheel (25) is not subject to transmission. 4. The self-service power scooter according to claim 1, characterized in that: the one-way transmission gear assembly (1) is driven by helical gears that rotate in reverse with each other, and the helix angle is 5-20 degrees; the left-handed helical gear (31) The right-handed helical gear (32) is matched with the wheel shaft by a conical surface, and the angle between the conical surface and the axis is 5-20 degrees; when the pedal (7) is stepped on, the left and right sector gear plates (4) will superimpose the elastic force of the spring (30) , squeeze both the left-handed helical gear (31) and the right-handed helical gear (32) towards the middle, the inner cone surface of the gear can lock the transmission of the shaft cone surface, and drive the car to walk; during non-stepping, the rear wheel (2) drives the left and right gears There is a tendency to move, but the movement is hindered by the fan-shaped helical gear plate to generate axial force so that both the left-handed helical gear (31) and the right-handed helical gear (32) squeeze the springs to both sides and release them, and the wheels can rotate freely, reaching the goal of stepping on the pedals Self-help power forward. 5. The self-service power scooter according to claim 1, characterized in that: the left claw disc (35) and the right claw disc (36) of the one-way transmission gear assembly (1) are fixedly fitted with the shaft As a whole, the left claw gear (34) and the right claw gear (37) can flexibly rotate around the shaft, and the pedal (7) sector gear plate (4) drives the cylindrical claw gear transmission; the pedal (7) steps down, and the left The claw gear (34) and the right claw gear (37) will buckle the corresponding claws of the left claw disc (35) and the right claw disc (36), drive the shaft to rotate, and realize the stepping on the scooter to walk and stop Stepping on, the claw hook on the left claw disc (35) and the right claw disc (36) extrudes the left claw gear (34) and the right claw gear (37) compression spring to both sides, at this moment the gear The hooks between the discs can slide flexibly with each other to realize the free sliding of the wheels.