CN218198645U - Side parallelogram link gear of inverted tricycle and inverted tricycle - Google Patents

Abstract

The utility model relates to the technical field of inverted tricycles, and discloses a side parallelogram linkage mechanism of an inverted tricycle, which comprises a head pipe, wherein two sides of the head pipe are respectively provided with a rocker arm linkage mechanism which can swing adaptively along with the change of the height position of a wheel; the rocker arm linkage mechanism comprises upper rocker arms, lower rocker arms, side rods and upper swing arms, wherein the two upper rocker arms, the two lower rocker arms and the two side rods are respectively positioned at two sides of the head pipe, one ends of the two upper rocker arms and the two lower rocker arms, which are far away from the head pipe, are respectively and rotatably connected to the frame, one ends of the two upper rocker arms and the two lower rocker arms, which are close to the head pipe, are rotatably connected to the side rods, the upper swing arms and one ends of the two upper rocker arms, which are close to the head pipe, are hinged through ball head pull rods, and the lower ends of the two side rods are both fixedly provided with front forks for absorbing shock; the utility model provides a pair of side parallelogram link gear of falling tricycle has solved when controlling the side lever up-and-down motion, and the interval can diminish and then influence the problem of driving safety and operation sensitivity between the two-wheeled.

Description

Side parallelogram link gear of inverted tricycle and inverted tricycle

The technical field is as follows:

the utility model belongs to the technical field of fall the tricycle, concretely relates to side parallelogram link gear who falls the tricycle.

Background art:

along with falling the tricycle more and more common in people's daily life, the security, the travelling comfort and the sensitivity of falling the tricycle also receive the attention, and current tricycle that falls need control the handle and incline the automobile body and dodge when crossing rugged road surface, and the interval between the preceding two-wheeled will diminish this moment, influences the security and the operation sensitivity of riding passerby, still can cause simultaneously to ride passerby and experience and feel not good.

Therefore, it is necessary to propose a further solution to the above-mentioned problems.

The utility model has the following contents:

the utility model aims at providing a side parallelogram link gear of falling tricycle for solve the problem that exists among the prior art.

The utility model discloses a following technical scheme realizes:

a side parallelogram linkage mechanism of an inverted tricycle comprises a head pipe, wherein two sides of the head pipe are respectively provided with a rocker arm linkage mechanism which can swing adaptively along with the height position change of wheels; rocking arm link gear includes rocking arm, lower rocking arm, side lever and goes up the swing arm, goes up rocking arm, lower rocking arm and side lever for two and all lies in the both sides of head pipe respectively, goes up rocking arm, lower rocking arm for two and keeps away from head pipe one end and rotates respectively to be connected on the frame, goes up rocking arm, lower rocking arm for two and rotates near head pipe one end and connect on the side lever, it is articulated through the bulb pull rod to go up swing arm and two and go up the rocking arm near head pipe one end, and the equal fixed mounting of lower extreme of two side levers has the front fork to move away to avoid possible earthquakes.

Preferably, two upper rocker arms are kept away from first pipe one end and all are rotated on the first step shaft of connection on the frame, two lower rocker arms are kept away from first pipe one end and all are rotated on the second step shaft of connection on the frame, two upper rocker arms are close to first pipe one end and all are rotated on the first panel beating of bending of connection on the side lever, two lower rocker arms are close to first pipe one end and all are rotated on the second panel beating of bending of connection on the side lever.

Preferably, go up swing arm middle part and frame rotation hinge, the first pipe end outside is kept away from with lower rocking arm on both sides is equipped with a panel beating respectively, has a bolt to pass the panel beating again and locks respectively in first step axle and second step axle.

Preferably, the lower rocker mechanism comprises an integrated suspension bridge, an upper section bar, a lower section bar, a first connecting rod and a second connecting rod, wherein the two upper section bars, the two lower section bars, the two first connecting rods and the two second connecting rods are respectively positioned on two sides of the integrated suspension bridge.

Preferably, two last section bars are kept away from first pipe one end and are all rotated and connect in integrated suspension bridge upper end, and two lower section bars are kept away from first pipe one end and are all rotated and connect in integrated suspension bridge lower extreme.

Preferably, the upper section bar and the lower section bar near one end of the head pipe are hinged with the upper end and the lower end of the first connecting rod.

Preferably, one end of the second connecting rod, which is close to the upper section bar and the lower section bar, is rotatably connected with the first connecting rod, and the other end of the second connecting rod is rotatably connected with the front fork shock absorber.

Preferably, the distance between the two wheels is always constant when the front fork is suspended up and down, because only the vertical direction exists.

Preferably, a handle is arranged at the upper end of the head pipe, and wheels are mounted on the front fork shock absorber.

Compared with the prior art, the utility model has the advantages that:

when the front fork is used for absorbing shock and moves up and down, only the vertical direction exists, and the distance between the two wheels is ensured to be kept unchanged all the time. The safety and the operation sensitivity of the rider are improved, and the experience of the rider is improved.

Description of the drawings:

to enable a further understanding of the structure, features and other objects of the invention, reference is made to the following description, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic view of the first view angle of the present invention

FIG. 2 is a schematic structural view of a second view angle of the present invention

FIG. 3 is a partial perspective view of the present invention

FIG. 4 is a perspective view of the lower rocker arm mechanism of the present invention

The specific implementation mode is as follows:

the invention will be further described in the following with reference to specific embodiments thereof, with reference to the accompanying drawings, in which figures 1 to 4:

the utility model provides a side parallelogram linkage mechanism of a reverse tricycle, which comprises a head pipe 1, wherein both sides of the head pipe 1 are respectively provided with a rocker arm linkage mechanism which can swing adaptively along with the height position change of a wheel 11; rocking arm link gear includes rocking arm 2, lower rocking arm 3, side lever 4 and last swing arm 5, and two go up rocking arm 2, down rocking arm 3 and side lever 4 and all are located the both sides of head pipe 1 respectively, and two go up rocking arm 2, down rocking arm 3 keep away from head pipe 1 one end and rotate respectively and connect on frame 6, and two go up rocking arm 2, down rocking arm 3 and be close to head pipe 1 one end and rotate and connect on side lever 4, it is articulated through bulb pull rod 7 to go up swing arm 5 and two and go up rocking arm 2 and be close to head pipe 1 one end, and the equal fixed mounting of lower extreme of two side levers 4 has front fork 8 of moving away to avoid possible earthquakes.

The two sides of the head pipe 1 are respectively provided with a rocker arm linkage mechanism which can swing adaptively along with the height position change of the wheels; in the riding process, the side lever 4, the upper rocker arm 2, the lower rocker arm 3 and the side lever 4 form a four-bar linkage, when a vehicle passes through a rugged road surface, the upper rocker arm 2 and the lower rocker arm 3 can respectively swing around the first stepped shaft 22 and the second stepped shaft 23, when the left wheel 9 encounters a convex ground surface, the side lever 4 moves upwards along with the left wheel 9 when viewed from the left side surface, the corresponding upper rocker arm 2 and the corresponding lower rocker arm 3 can deflect anticlockwise, at the moment, when viewed from the front surface, the upper rocker arm 2 drives the ball head pull rod 7 to move upwards, the ball head pull rod 7 drives the upper swing arm 5 to deflect anticlockwise and the corresponding right wheel 10 can be driven to move downwards, and therefore, a side parallelogram linkage mechanism is formed, and the steering column 12 cannot be lifted up due to the upwards movement of the wheels 11; on the contrary, when the left side face is seen, when the left side wheel 9 meets the ground depression, the side rod 4 can move downwards along with the left side wheel 9, the corresponding upper rocker arm 2 and the lower rocker arm 3 can deflect clockwise, at the moment, the upper rocker arm 2 drives the ball head pull rod 7 to move downwards when seen from the front, the ball head pull rod 7 drives the upper rocker arm 2 to deflect clockwise, the corresponding right side wheel 10 can be driven to move upwards, and therefore the steering column 12 cannot move downwards integrally due to the downward movement of the wheel 11. Therefore, because of the setting of the side parallelogram linkage mechanism in the technical scheme, the problems that the hands of a driver bump along with the rugged and uneven terrain, the operation sensitivity of a rider is influenced, and the experience of the rider is not good are solved.

Through the side parallelogram linkage mechanism, even if a driver runs on a rugged road, the handle 18 arranged on the steering column 12 is still in a horizontal position and cannot be influenced by the fluctuation of the wheels 11, so that a comfortable driving environment is generated.

Preferably, two go up rocking arm 2 and keep away from that first pipe 1 one end is all rotated and connect on the first step shaft 22 on frame 6, two lower rocking arm 3 keep away from that first pipe 1 one end is all rotated and connect on the second step shaft 23 on frame 6, two go up rocking arm 2 and be close to first pipe 1 one end and all rotate and connect on the first bending panel metal 20 on side lever 4, two lower rocking arm 3 are close to first pipe 1 one end and all rotate and connect on the second bending panel metal 21 on side lever 4, can reach more stable rotation effect like this.

Preferably, the middle part of the upper swing arm 5 is rotatably hinged with the frame 6, the outer sides of the ends, far away from the head pipe 1, of the upper swing arm 2 and the lower swing arm 3 on the two sides are respectively provided with a metal plate 13, and a bolt 19 penetrates through the metal plate 13 and is respectively locked on the first step shaft 22 and the second step shaft 23, so that the mechanism is more stable and durable.

Preferably, the mechanism further comprises a lower rocker mechanism, the lower rocker mechanism comprises an integrated suspension bridge 14, an upper section bar 15, a lower section bar 16, a first connecting rod 24 and a second connecting rod 17, and the two upper section bars 15, the two lower section bars 16, the two first connecting rods 24 and the two second connecting rods 17 are respectively positioned on two sides of the integrated suspension bridge 14, so that the mechanism can be guaranteed to have a steering function.

Preferably, the ends of the two upper section bars 15 far away from the head pipe 1 are rotatably connected to the upper end of the integrated suspension bridge 14, and the ends of the two lower section bars 15 far away from the head pipe 1 are rotatably connected to the lower end of the integrated suspension bridge 14, so that the driver can use the minimum force when the control handle 18 is turned.

Preferably, the upper section bar 15 and the lower section bar 16 near one end of the head pipe 1 are hinged with the upper end and the lower end of the first connecting rod 24, so that the upper section bar 15 and the lower section bar 16 can be linked through the first connecting rod 24.

Preferably, one end of the second connecting rod 17 close to the upper section bar 15 and one end of the lower section bar 16 are rotatably connected to the first connecting rod 24, and the other end of the second connecting rod is rotatably connected to the front fork suspension 8, so that the front fork suspension 8 can be rotatably connected to the first connecting rod 24 through the second connecting rod 17.

Preferably, the front fork suspension 8 moves up and down, and the distance between the two wheels 11 is kept constant because of the vertical direction, so that the safety and operability of the rider can be ensured.

Preferably, the head tube 1 is provided at an upper end thereof with a handle 18, and the front fork suspension 8 is provided with a wheel 11.

In conclusion, in the technical scheme, when the inverted tricycle runs on the ground with an uneven road surface, the parallelogram linkage mechanism on the side can enable the driver and the handle 18 to keep the same plane. Such as: when a driver runs on the road, the left front wheel 9 encounters an obstacle, the left wheel 9 receives upward acting force, the left rod 4 generates upward acting force, the left upper rocker arm 2 and the left lower rocker arm 3 move upwards under the driving of the left rod 4, and then the ball head pull rod 7 is driven to move upwards, at the moment, when the driver looks from the front, the ball head pull rod 7 drives the upper swing arm 5 to deflect anticlockwise, the corresponding right wheel 10 can be driven to move downwards, so that a side parallelogram linkage mechanism is formed, but the steering column 12 is not influenced, and a left-right balance state is kept with the handle 18 all the time, so that jolting of the driver on a rugged road is reduced, the operating sensitivity of the driver is improved, and the safety in the running process is improved.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the system, shape and principle of the utility model should be covered within the protection scope of the utility model.

Claims (9)

1. The utility model provides a side parallelogram link gear of tricycle that falls which characterized in that: the device comprises a head pipe, wherein rocker arm linkage mechanisms which can swing adaptively along with the height position change of wheels are respectively arranged on two sides of the head pipe; rocking arm link gear includes rocking arm, lower rocking arm, side lever and last swing arm, and two are gone up rocking arm, lower rocking arm and side lever and all are located the both sides of head pipe respectively, and two go up rocking arm, lower rocking arm and keep away from head pipe one end and rotate respectively and connect on the frame, go up rocking arm, lower rocking arm and rotate near head pipe one end and connect on the side lever, it is articulated through the bulb pull rod to go up the swing arm and two and go up rocking arm near head pipe one end, and the equal fixed mounting of lower extreme of two side levers has the front fork to move away to avoid possible earthquakes.

2. The inverted tricycle side parallelogram linkage mechanism of claim 1, wherein: two upper rocker arms are kept away from first pipe one end and all are rotated on the first step shaft of connection on the frame, and two lower rocker arms are kept away from first pipe one end and all are rotated on the second step shaft of connection on the frame, and two upper rocker arms are close to first pipe one end and all are rotated on the first panel beating of bending of connection on the side lever, and two lower rocker arms are close to first pipe one end and all are rotated on the second panel beating of bending of connection on the side lever.

3. The inverted tricycle side parallelogram linkage mechanism of claim 1, wherein: the middle part of the upper swing arm is rotationally hinged with the frame, metal plates are respectively arranged on the outer sides of the ends, far away from the head pipe, of the upper swing arm and the lower swing arm on the two sides, and a bolt penetrates through the metal plates and is respectively locked on the first step shaft and the second step shaft.

4. The inverted tricycle side parallelogram linkage mechanism of claim 1, wherein: the lower rocker mechanism comprises an integrated suspension bridge, an upper section, a lower section, a first connecting rod and a second connecting rod, wherein the two upper sections, the lower section, the first connecting rod and the second connecting rod are respectively positioned on two sides of the integrated suspension bridge.

5. The inverted tricycle side parallelogram linkage mechanism of claim 4, wherein: two last section bars are kept away from first pipe one end and are all rotated and connect in integrated suspension bridge upper end, and two lower section bars are kept away from first pipe one end and are all rotated and connect the lower extreme at integrated suspension bridge.

6. The side parallelogram linkage mechanism of an inverted tricycle of claim 4, wherein: the upper section bar and the lower section bar which are close to one end of the head pipe are hinged with the upper end and the lower end of the first connecting rod.

7. The side parallelogram linkage mechanism of an inverted tricycle of claim 4, wherein: one end of the second connecting rod, which is close to the upper section bar and the lower section bar, is rotatably connected with the first connecting rod, and the other end of the second connecting rod is rotatably connected with the front fork in a shock-absorbing manner.

8. The inverted tricycle side parallelogram linkage mechanism of claim 1, wherein: when the front fork is suspended and moves up and down, the distance between the two wheels is always kept unchanged because the front fork only has the vertical direction.

9. The utility model provides a fall tricycle which characterized in that: comprising a side parallelogram linkage as in any of claims 1-8, wherein a handle is provided at the upper end of the head tube, and a wheel is mounted on the front fork suspension.

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