CN210822580U

CN210822580U - Three-wheel scooter

Info

Publication number: CN210822580U
Application number: CN201921331795.9U
Authority: CN
Inventors: 郝旭昶; 奚卫宁; 薛超
Original assignee: Ninebot Beijing Technology Co Ltd
Current assignee: Ninebot Beijing Technology Co Ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-06-23
Anticipated expiration: 2029-08-15
Also published as: WO2021027962A1

Abstract

The utility model discloses a three-wheel scooter. Three-wheeled scooter includes: a vehicle body, the vehicle body comprising: the middle part of the swing rod is hinged to the lower end of the faucet vertical pipe, and the inner ends of the two steering connecting rods are respectively hinged to two sides of the lower end of the faucet vertical pipe; the two front wheels are respectively hinged at the outer ends of the two steering connecting rods and are respectively hinged at the two ends of the oscillating bar; the upper ends of the two elastic aligning devices are respectively and rotatably arranged on two sides of the vertical pipe of the faucet, and the lower ends of the two elastic aligning devices are respectively and rotatably arranged on the rear side of the swing rod. Through setting up two elasticity and returning positive devices, when leading riser to the lopsidedness, corresponding elasticity returns positive device and can utilize elastic force to make leading riser return just fast, and the tricycle scooter of so setting need not artificial triggering, experiences effectually, and is with low costs moreover.

Description

Three-wheel scooter

Technical Field

The utility model belongs to the technical field of the scooter and specifically relates to a tricycle scooter is related to.

Background

When the three-wheel scooter with floating capacity is ridden by no one, the three-wheel scooter is difficult to keep upright and easy to topple, especially on an inclined plane. Therefore, the three-wheeled scooter needs plus the mechanism to make the scooter keep upright under unmanned state, does not influence the experience of riding simultaneously.

The three-wheeled scooter can adopt an electric or mechanical clamping structure to keep upright. However, the electrodynamic structure has a series of problems of complex structure, energy requirement, relatively low reliability, high cost and the like; and the general mechanical screens formula structure needs the manual trigger, leads to experiencing poorly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a tricycle scooter with automatic just function of returning, the just artificial triggering of need not of returning of tricycle scooter moreover, experience effectually.

According to the utility model discloses a three-wheeled scooter, it includes: a vehicle body, the vehicle body comprising: the middle part of the swing rod is hinged to the lower end of the faucet vertical pipe, and the inner ends of the two steering connecting rods are respectively hinged to two sides of the lower end of the faucet vertical pipe; the two front wheels are hinged to the outer ends of the two steering connecting rods respectively, and are hinged to two ends of the oscillating rod respectively; the upper ends of the two elastic aligning devices are respectively and rotatably arranged on two sides of the faucet stand pipe, and the lower ends of the two elastic aligning devices are respectively and rotatably arranged on the rear side of the swing rod.

Therefore, the three-wheel scooter is provided with the elastic correcting device, so that the three-wheel scooter can still stand when no one rides, can avoid toppling and has high reliability; the elastic aligning device has lower cost and high cost performance; it does not need extra mechanical screens operation, and is simple convenient.

In some examples of the invention, each of the elastic restoring means comprises: the upper end of the damper is rotatably arranged on one side of the faucet stand pipe, and the lower end of the damper is rotatably arranged on the rear side of the swing rod; the elastic piece is sleeved on the damper, and two ends of the elastic piece are respectively abutted between two ends of the damper.

In some examples of the present invention, the damper is provided with mounting knobs at both ends thereof, respectively.

In some examples of the present invention, the mounting head comprises: the mounting rod is rotatably arranged in the ball head, and the fastener is used for fastening the mounting rod on the corresponding faucet vertical pipe or the swing rod.

In some examples of the invention, the elastic restoring apparatus further comprises: the upper sleeve and the lower sleeve are sleeved on the damper and the outer side of the elastic piece, the upper sleeve is relative to the lower sleeve and can move, and the upper end of the upper sleeve and the lower end of the lower sleeve are fixed at two ends of the damper respectively.

In some examples of the invention, the elastic member is a compression spring or a tension spring.

In some examples of the invention, two of the resilient return means are symmetrically arranged about the faucet stem.

In some examples of the present invention, two of the elastic restoring means are provided obliquely in the left-right direction.

In some examples of the present invention, the faucet riser includes: inner tower and shell, the shell set up in the outside of inner tower, two elasticity returns the positive device set up in both sides and the upper end of shell rotationally set up respectively in the both sides of inner tower.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of a three-wheeled scooter according to the present invention;

FIG. 2 is a schematic view of the elastic aligning device;

FIG. 3 is a schematic view of the footrest apparatus and the front end;

FIG. 4 is a schematic view of the three-wheeled scooter with the handlebar stem tilted to the right;

reference numerals:

a three-wheeled scooter 10;

a sleeve 1; installing a ball head 2; a damper 3; an elastic member 4;

a faucet stand pipe 5; an elastic correcting device 6; a front wheel 7; a vehicle body 8; a swing link 11; a connecting block 12; a rear pin 13; a front pin 14;

a steering link 15; a foot pedal device 16; a fastener 17; a mounting member 18; a ball head 19.

Detailed Description

Embodiments of the present invention are described in detail below, and the embodiments described with reference to the drawings are exemplary.

A three-wheeled scooter 10 according to an embodiment of the present invention is described below with reference to fig. 1-4. The three-wheeled scooter 10 can be ridden by passengers.

As shown in fig. 1, a three-wheeled scooter 10 according to the present invention may include: a vehicle body 8, two front wheels 7, one rear wheel and two elastic aligning devices 6. The vehicle body 8 includes: a faucet stand pipe 5, a swing rod 11 and two steering connecting rods 15. Of course, the vehicle body 8 may also include: a footrest device 16, the footrest device 16 is used for a passenger to step on, and the passenger can stand on the footrest device 16 to ride the three-wheeled scooter 10.

The faucet vertical pipe 5 is arranged at the upward position of the front end of the pedal device 16, the swing rod 11 is used for connecting the faucet vertical pipe 5 and the front wheels 7, the middle part of the swing rod 11 is hinged with the lower end of the faucet vertical pipe 5, two ends of the swing rod 11 are respectively hinged with the two front wheels 7, and the front wheels 7 and the swing rod 11 can be connected through a connecting block 12. The inner ends of the two steering connecting rods 15 are respectively hinged to two sides of the lower end of the vertical faucet pipe 5, and the outer ends of the two steering connecting rods 15 are respectively hinged to the two front wheels 7.

As shown in fig. 1, 3 and 4, the number of the elastic aligning devices 6 is two, the upper ends of the two elastic aligning devices 6 are respectively rotatably disposed at two sides of the faucet stem 5, and the lower ends of the two elastic aligning devices 6 are respectively rotatably disposed at the rear side of the swing rod 11. That is, the upper end of the elastic aligning device 6 on the left side is disposed on the left side of the vertical faucet pipe 5, the lower end of the elastic aligning device 6 on the left side is disposed on the left side of the middle of the swing rod 11, the upper end of the elastic aligning device 6 on the right side is disposed on the right side of the vertical faucet pipe 5, and the lower end of the elastic aligning device 6 on the right side is disposed on the right side of the middle of the swing rod 11.

Because two elasticity return to positive device 6 all have certain elastic force, when unmanned three-wheeled scooter 10 of riding, it can make three-wheeled scooter 10 keep upright, does not topple over. When a passenger rides the three-wheel scooter 10, the two elastic aligning devices 6 can bear part of force transmitted by the passenger through the vertical faucet pipe 5, when the vertical faucet pipe 5 inclines to one side, one elastic force of the two elastic aligning devices 6 is reduced, the other elastic force of the two elastic aligning devices 6 is increased, the two elastic aligning devices 6 form a thrust difference on two sides of the vertical faucet pipe 5, and then a torque tending to balance can be generated to drive the vertical faucet pipe 5 to return to the vertical position.

That is to say, no matter three-wheeled scooter 10 is in the state of riding, still in the state of not riding, the passenger all need not artificially to trigger two elasticity and returns positive device 6, can impel leading riser 5 to return upright position effectively to can promote passenger's use and experience, two elasticity that set up moreover return positive device 6 simple structure, it is with low costs, and need not the energy.

According to a specific embodiment of the present invention, as shown in fig. 2, each elastic restoring means 6 comprises a damper 3 and an elastic member 4. The upper end of the damper 3 is rotatably disposed at one side of the faucet stem 5, and the lower end of the damper 3 is rotatably disposed at the rear side of the swing link 11. The damper 3 can reduce the speed and acceleration of the faucet stem 5 when it is deflected to one side, giving a sense of stability to the occupant. The elastic element 4 is sleeved on the damper 3, and two ends of the elastic element 4 are respectively abutted between two ends of the damper 3. The elastic part 4 arranged in this way can effectively provide elastic force for the faucet stand pipe 5, and can effectively save the space of the elastic aligning device 6, so that the structure of the elastic aligning device 6 can be more compact. When the stem 5 is deflected to one side, the resilient member 4 can provide a return force to the stem 5, which can keep the stem 5 upright, according to hooke's law.

As shown in fig. 2, two ends of the damper 3 are respectively provided with a mounting bulb 2, the mounting bulb 2 at the upper end is used for mounting the damper 3 and the faucet stand pipe 5, and the mounting bulb 2 at the lower end is used for mounting the damper 3 and the swing rod 11. Through setting up installation bulb 2, can reduce the installation degree of difficulty of attenuator 3 between leading riser 5 and pendulum rod 11 on the one hand, on the other hand also can provide more degrees of freedom for elasticity aligning device 6 to can guarantee elasticity aligning device 6's operational reliability.

Specifically, as shown in fig. 2, the mounting ball 2 includes: fastener 17, mounting bar 18 and ball head 19. The mounting rod 18 is rotatably arranged in the ball head 19, the fastening piece 17 is used for fastening the mounting rod 18 on the corresponding faucet vertical pipe 5 and the swing rod 11, and the mounting ball head 2 can be mounted between the faucet vertical pipe 5 and the swing rod 11 through the arrangement of the mounting rod 18. Through setting up fastener 17, can make elasticity return to positive device 6 and be connected more firmly between leading riser 5 and pendulum rod 11, make tricycle scooter 10 stability better, the reliability is stronger.

According to a specific embodiment of the present invention, as shown in fig. 2, the elastic return device 6 further comprises a sleeve 1. Sleeve 1 includes upper sleeve and lower sleeve, and the outside of attenuator 3 and elastic component 4 is located to upper sleeve and lower sleeve cover, and upper sleeve is relative lower sleeve can move, and the both ends of attenuator 3 are fixed in respectively to the upper end of upper sleeve and the lower extreme of lower sleeve. By arranging the upper sleeve and the lower sleeve, the whole elastic aligning device 6 can be extended or shortened according to the stress condition.

As shown in fig. 4, when the faucet vertical pipe 5 is biased to the right, the upper sleeve of the right elastic aligning device 6 is pressed by the faucet vertical pipe 5 to move towards the lower sleeve, so that the elastic part 4 of the right elastic aligning device 6 is shortened, and the elastic force is changed; the upper sleeve of the left elastic aligning device 6 is far away from the lower sleeve by the pulling force of the faucet vertical pipe 5 to move, so that the elastic part 4 of the left elastic aligning device 6 is extended, the elastic force is changed, one of the two elastic parts 4 is increased, and the other elastic force is decreased, thereby pushing the faucet vertical pipe 5 to be aligned quickly. Similarly, the elongation or contraction of the sleeve 1 when the faucet stem 5 is deflected to the left can be analyzed.

Further, the elastic member 4 can be a compression spring or a tension spring, for example, as shown in fig. 4, when the stem 5 is biased to the right side, the stem 5 will generate a torque biased to one side due to its own weight, so that the three-wheeled scooter 10 will tend to tilt to the right, meanwhile, the right elastic member 4 will be compressed by the stem 5, the left elastic member 4 will be extended by the tension of the stem 5, and according to hooke's law, the resultant force of the elastic reaction forces of the two elastic members 4 on the two sides to the stem 5 will generate a reverse torque to cancel the previous torque. The three-wheeled scooter 10 of the utility model uses a pressure spring.

According to a particular embodiment of the invention, as shown in fig. 1, two elastic return devices 6 are arranged symmetrically with respect to the faucet stem 5. That is, when the faucet stem 5 is entirely perpendicular to the ground and is not affected by human power, the two resilient return means 6 are symmetrical with respect to the symmetry line of the faucet stem 5. The two elastic aligning devices 6 arranged symmetrically can be beneficial to the balance of stress of the three-wheel scooter 10 when no one rides, and the three-wheel scooter keeps upright. Moreover, the two elastic aligning devices 6 arranged symmetrically can ensure the reliability of the whole structure of the three-wheeled scooter 10.

Wherein the two elastic restoring means 6 are arranged obliquely in the left-right direction. For example, the upper end of the elastic aligning device 6 on the right side is located at the upper left of the lower end thereof, and the upper end of the elastic aligning device 6 on the left side is located at the upper right of the lower end thereof, so that the two elastic aligning devices 6 are provided to effectively support the faucet stem 5 and to effectively provide an elastic aligning force when the faucet stem 5 is tilted to one side.

In addition, the faucet riser 5 includes: inner tower and shell, shell set up in the outside of inner tower, and two elasticity return to positive device 6 and set up in the outside of shell, and two elasticity return to positive device 6's upper end and rotationally set up respectively in the both sides of inner tower. The two elastic aligning devices 6 arranged in this way have better connection strength with the faucet stand pipe 5. The inner frame may support the handlebar and the forces exerted on the handlebar by the occupant. The shell can play the effect of safe anticollision, decoration and sheltering from the spot. The faucet stem 5 thus provided can effectively support the handlebar and the forces exerted on the handlebar by the occupant while ensuring safety.

The connection of the steering linkage 15 between the front wheel 7 and the stem 5 is described in detail below.

Taking the right front wheel connection as an example, the steering connecting rod 15 is hinged with the connecting block 12 through the rear pin 13, the faucet stand pipe 5 is hinged with the right elastic centering device 6 through the mounting rod 18, the right elastic centering device 6 is hinged with the swing rod 11 through the lower mounting rod 18, and the fastening piece 17 is used for fastening. The swing rod 11 is hinged with a connecting block 12 through a front pin 14, and the connecting block 12 is connected with the right front wheel through a bolt. The front wheel is installed than right front wheel symmetry for a left side, and the tricycle scooter 10 front end structure of so connecting is complete, and structural stability is high.

According to the utility model discloses a specific embodiment, as shown in FIG. 4, when three-wheeled scooter 10 unmanned on the road rides, if whole focus is partial to the right side, right side elasticity returns just to be put 6 interior attenuator 3 and elastic component 4 compression increase, and left side elasticity returns just to be put 6 interior attenuator 3 and elastic component 4 compression and reduces, can impel leading riser 5 to return just fast. From this, three-wheeled scooter 10 can keep upright state, and two elasticity return to positive device 6 can remove extra mechanical operation after the parking from, promote passenger's use and experience.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the first feature "on" or "under" the second feature may include direct contact, and may also include contact of another feature not directly with but through between them.

In the description of the present invention, "above", "over" and "above" include directly above and obliquely above, or merely indicate that the first feature level is higher than the second feature.

In the description herein, references to the description of "one embodiment" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A three-wheeled scooter, comprising:

a vehicle body, the vehicle body comprising: the middle part of the swing rod is hinged to the lower end of the faucet vertical pipe, and the inner ends of the two steering connecting rods are respectively hinged to two sides of the lower end of the faucet vertical pipe;

the two front wheels are hinged to the outer ends of the two steering connecting rods respectively, and are hinged to two ends of the oscillating rod respectively;

the upper ends of the two elastic aligning devices are respectively and rotatably arranged on two sides of the faucet stand pipe, and the lower ends of the two elastic aligning devices are respectively and rotatably arranged on the rear side of the swing rod.

2. The three-wheeled scooter of claim 1, wherein each of the resilient return devices comprises:

the upper end of the damper is rotatably arranged on one side of the faucet stand pipe, and the lower end of the damper is rotatably arranged on the rear side of the swing rod;

the elastic piece is sleeved on the damper, and two ends of the elastic piece are respectively abutted between two ends of the damper.

3. The three-wheeled scooter of claim 2, wherein the damper is provided with mounting knobs at both ends thereof, respectively.

4. The three-wheeled scooter of claim 3, wherein the mounting ball comprises: the mounting rod is rotatably arranged in the ball head, and the fastener is used for fastening the mounting rod on the corresponding faucet vertical pipe or the swing rod.

5. The three-wheeled scooter of claim 2, further comprising: the upper sleeve and the lower sleeve are sleeved on the damper and the outer side of the elastic piece, the upper sleeve is relative to the lower sleeve and can move, and the upper end of the upper sleeve and the lower end of the lower sleeve are fixed at two ends of the damper respectively.

6. The three-wheeled scooter of claim 2, wherein the resilient member is a compression spring or a tension spring.

7. The three-wheeled scooter of claim 1, wherein two of the resilient return devices are symmetrically arranged about the stem riser.

8. The three-wheeled scooter of claim 7, wherein two of the resilient return means are provided obliquely in a left-right direction.

9. The three-wheeled scooter of claim 1, wherein the faucet stem comprises: inner tower and shell, the shell set up in the outside of inner tower, two elasticity returns the positive device set up in both sides and the upper end of shell rotationally set up respectively in the both sides of inner tower.