阅读说明：本技术 双调整轮的多轮车防侧翻车身系统 (Multi-wheel vehicle rollover-prevention body system with double adjusting wheels ) 是由 叶奇正 于 2019-11-11 设计创作，主要内容包括：本发明公开了一种双调整轮的多轮车防侧翻车身系统,包括车架和踏板,车架和踏板活动连接,车架中部斜向上设置有一支撑杆,支撑杆前端固连一中连接柱,中连接柱的两侧并行间隔设有两调整轮,每个调整轮连接着一连接臂；中连接柱的上下两端各枢接一活动架,两活动架呈间隔并列布局,每个活动架中部设置有连接孔,活动架两侧各设有一缺口槽,缺口槽中安装有一纵杆；两活动架同侧的纵杆之间连接着一侧竖杆,侧竖杆端部设置成球接头与纵杆中部活动铰接；所述侧竖杆的中部与所述连接臂上端固连在一起。本发明设计的两调整轮,其在转向时可相对车架踏板发生侧倾,能有效减缓车身在转弯时受到的离心力影响,保证转弯平稳,具有安全实用的特点。(The invention discloses a multi-wheel vehicle anti-rollover body system with double adjusting wheels, which comprises a frame and pedals, wherein the frame is movably connected with the pedals; the upper end and the lower end of the middle connecting column are respectively pivoted with a movable frame, the two movable frames are arranged in parallel at intervals, the middle part of each movable frame is provided with a connecting hole, two sides of each movable frame are respectively provided with a notch groove, and a longitudinal rod is arranged in each notch groove; a vertical rod at one side is connected between the vertical rods at the same side of the two movable frames, and the end part of the vertical rod at one side is provided with a ball forming joint which is movably hinged with the middle part of the vertical rod; the middle part of the side vertical rod is fixedly connected with the upper end of the connecting arm. The two adjusting wheels designed by the invention can tilt relative to the frame pedals during steering, can effectively relieve the influence of centrifugal force on the vehicle body during turning, ensures stable turning, and has the characteristics of safety and practicability.)

1. The utility model provides a multi-wheel car of two regulating wheels prevents body system of turning on one's side which characterized in that: the bicycle comprises a bicycle frame and pedals, wherein the bicycle frame is movably connected with the pedals, a support rod is obliquely and upwards arranged in the middle of the bicycle frame, the front end of the support rod is fixedly connected with a middle connecting column, two adjusting wheels are arranged on two sides of the middle connecting column in parallel at intervals, and each adjusting wheel is connected with a connecting arm; the upper end and the lower end of the middle connecting column are respectively pivoted with a movable frame, the two movable frames are arranged in parallel at intervals, the middle part of each movable frame is provided with a connecting hole for pivoting, two sides of each movable frame are respectively provided with a notch groove, and a longitudinal rod is arranged in each notch groove; a vertical rod at one side is connected between the vertical rods at the same side of the two movable frames, and the end part of the vertical rod at one side is provided with a ball forming joint which is movably hinged with the middle part of the vertical rod; the middle part of the side vertical rod is fixedly connected with the upper end of the connecting arm.

2. The system of claim 1, wherein the dual-adjustment-wheel multi-wheel rollover prevention body system comprises: and the upper end and the lower end of the middle connecting column are respectively provided with a middle connecting shaft, and two ends of the middle connecting shaft form a pin joint structure with the connecting holes through bearings.

3. The system of claim 1, wherein the dual-adjustment-wheel multi-wheel rollover prevention body system comprises: the side vertical rod is fixed on the inner side of the upper end of the connecting arm through a positioning plate, and the positioning plate is connected with the connecting arm through a plurality of bolts.

4. The system of claim 1, wherein the dual-adjustment-wheel multi-wheel rollover prevention body system comprises: the movable frame is composed of a front half frame and a rear half frame which are symmetrical in structure; and two ends of each longitudinal rod are fixedly connected with the front half frame or the rear half frame of the corresponding side through bolts.

5. The rollover prevention body system for a two-wheeled multi-wheeled vehicle as defined in any one of claims 1 to 4, wherein: the two adjusting wheels are two front wheels of the multi-wheel vehicle; the upper end of the connecting arm is provided with a steering protrusion forwards, the two steering protrusions are connected with a steering rod through ball joints, the middle of the steering rod is connected with a middle connecting rod through the ball joints, the upper end of the middle connecting rod is pivoted with the lower end of a crankshaft, the upper end of the crankshaft is fixedly connected with an operating rod, the lower end of the operating rod is movably inserted into a middle connecting column, and the upper end of the operating rod is provided with a control handle.

6. The rollover prevention body system for a two-wheeled multi-wheeled vehicle as defined in any one of claims 1 to 4, wherein: the two adjusting wheels are two front wheels of the multi-wheel vehicle, the number of the rear wheels of the multi-wheel vehicle is two, the two rear wheels are arranged on two sides of the frame at intervals in parallel, and the two rear wheels are connected with the frame through a linkage adjusting mechanism; the linkage adjusting mechanism comprises a connecting middle shaft, the front end of the connecting middle shaft is movably pivoted with the bottom of the frame, the bottom of the connecting middle shaft is movably connected with the middle part of a movable plate, and two sides of the movable plate are respectively hinged with the lower part of the front end of an installation arm; the front end of each side mounting arm is hinged with the pedal, and the outer side of the rear end of each side mounting arm is connected with the rear wheel on the corresponding side; a cross beam is hinged above the middle parts of the two mounting arms; the tail part of the connecting middle shaft is upwards provided with an installation column, and the installation column is movably connected with the middle part of the cross beam through a pin shaft.

7. The system of claim 5, wherein the dual adjustment wheel multi-wheel vehicle rollover prevention body system comprises: the connecting middle shaft is provided with a connecting seat at the front side of the mounting column, and the connecting seat is hinged with the upper part of the frame through a shock absorber which is distributed obliquely upwards.

Technical Field

The invention relates to a body system of a multi-wheel motor or electric vehicle, in particular to a double-adjusting-wheel multi-wheel vehicle rollover-prevention body system.

Background

In the design of the existing three-wheel or more than three-wheel motor-driven and electric vehicle with double front wheels, the vehicle body system generally adopts a full-bearing structure in consideration of driving stability, in the vehicle body system, the position relation of each wheel relative to the vehicle frame can not be changed in the driving process except for steering, although the driving is stable, the vehicle body is easy to incline under the action of centrifugal force in the turning process, so that the stability of the vehicle body in the turning process is poor, particularly the vehicle body is more obvious under the condition of over-high speed, the vehicle body is easy to sideslip and overturn, and great potential safety hazards exist.

Disclosure of Invention

Aiming at the problems, the invention designs the double-adjusting-wheel multi-wheel vehicle rollover prevention body system, which is provided with two adjusting wheels in parallel, wherein the two adjusting wheels can roll relative to a frame pedal during steering so as to realize the rolling and turning, can effectively relieve the influence of centrifugal force on a vehicle body during turning, ensures the turning to be stable, avoids the occurrence of rollover phenomenon, and has the characteristics of safety and practicability.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a multi-wheel car of two regulating wheels prevents body system of turning on one's side which characterized in that: the bicycle comprises a bicycle frame and pedals, wherein the bicycle frame is movably connected with the pedals, a support rod is obliquely and upwards arranged in the middle of the bicycle frame, the front end of the support rod is fixedly connected with a middle connecting column, two adjusting wheels are arranged on two sides of the middle connecting column in parallel at intervals, and each adjusting wheel is connected with a connecting arm; the upper end and the lower end of the middle connecting column are respectively pivoted with a movable frame, the two movable frames are arranged in parallel at intervals, the middle part of each movable frame is provided with a connecting hole for pivoting, two sides of each movable frame are respectively provided with a notch groove, and a longitudinal rod is arranged in each notch groove; a vertical rod at one side is connected between the vertical rods at the same side of the two movable frames, and the end part of the vertical rod at one side is provided with a ball forming joint which is movably hinged with the middle part of the vertical rod; the middle part of the side vertical rod is fixedly connected with the upper end of the connecting arm.

Furthermore, the upper end and the lower end of the middle connecting column are respectively provided with a middle connecting shaft, and two ends of the middle connecting shaft and the connecting holes form a pin joint structure through bearings.

Furthermore, the side vertical rods are fixed on the inner side of the upper end of the connecting arm through the positioning plate, and the positioning plate is connected with the connecting arm through a plurality of bolts.

Furthermore, the movable frame is composed of a front half frame and a rear half frame which are symmetrical in structure; and two ends of each longitudinal rod are fixedly connected with the front half frame or the rear half frame of the corresponding side through bolts.

Furthermore, the two adjusting wheels are two front wheels of the multi-wheel vehicle; the upper end of the connecting arm is provided with a steering protrusion forwards, the two steering protrusions are connected with a steering rod through ball joints, the middle of the steering rod is connected with a middle connecting rod through the ball joints, the upper end of the middle connecting rod is pivoted with the lower end of a crankshaft, the upper end of the crankshaft is fixedly connected with an operating rod, the lower end of the operating rod is movably inserted into a middle connecting column, and the upper end of the operating rod is provided with a control handle.

Furthermore, the two adjusting wheels are two front wheels of the multi-wheel vehicle, the number of the rear wheels of the multi-wheel vehicle is two, the two rear wheels are arranged on two sides of the frame at intervals in parallel, and the two rear wheels are connected with the frame through a linkage adjusting mechanism; the linkage adjusting mechanism comprises a connecting middle shaft, the front end of the connecting middle shaft is movably pivoted with the bottom of the frame, the bottom of the connecting middle shaft is movably connected with the middle part of a movable plate, and two sides of the movable plate are respectively hinged with the lower part of the front end of an installation arm; the front end of each side mounting arm is hinged with the pedal, and the outer side of the rear end of each side mounting arm is connected with the rear wheel on the corresponding side; a cross beam is hinged above the middle parts of the two mounting arms; the tail part of the connecting middle shaft is upwards provided with an installation column, and the installation column is movably connected with the middle part of the cross beam through a pin shaft.

Furthermore, the connecting middle shaft is provided with a connecting seat at the front side of the mounting column, and the connecting seat is hinged with the upper part of the frame through a shock absorber which is distributed obliquely upwards.

The invention forms a vehicle frame side-tilting adjusting mechanism by a vehicle frame movably connected with a pedal, a middle connecting column fixedly connected with a vehicle frame supporting rod, two movable frames pivoted with the middle connecting column and arranged in parallel up and down at intervals, longitudinal rods in notch grooves at two sides of the movable frames, and side vertical rods connecting the longitudinal rods and connecting arms.

In the process of turning the vehicle, once the vehicle is inclined under the action of centrifugal force, a driver can use hands and feet to utilize the pedals and the handles, the gravity center of the human body is used for driving the relative pedals of the whole frame to incline, at the moment, the frame can be under the action of the inertia of the vehicle body and the stress of tires, the relative pedals of the whole frame incline towards the turning side, meanwhile, the movable frame connected with the connecting arms of the two adjusting wheels is enabled to rotate relative to the middle connecting post, further, the adjusting wheels on the turning side are adaptively realized to lift relative to the middle connecting post and the adjusting wheels on the other side descend relative to the middle connecting post, so that the integral gravity center of the vehicle body descends and moves inwards towards the turning side, the influence of the centrifugal force on the vehicle body during turning is relieved, the turning stability of the turning is ensured, meanwhile, the phenomenon of side turning is avoided.

When the two adjusting wheels are front wheels, the upper end of the connecting arm is provided with a steering bulge forwards in consideration of the steering requirement in practical operation, the two steering bulges are connected with a steering rod through ball joints, and the middle part of the steering rod is connected with the operating rod through a crankshaft. When the steering is needed, a driver only needs to rotate the operating rod through the handle to drive the crankshaft to rotate synchronously, and the rotation of the crankshaft enables the steering rod to swing, so that the connecting arm and the two adjusting wheels are driven to realize linked steering operation.

Drawings

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

FIG. 2 is a schematic perspective view of the present invention with the rear wheel omitted from another perspective;

FIG. 3 is a perspective view of the body adjustment mechanism of the present invention;

FIG. 4 is a schematic perspective view of the movable frame of the present invention;

FIG. 5 is a schematic perspective view of the present invention after being tilted;

FIG. 6 is a schematic view of the tilted perspective structure of the present invention;

fig. 7 is a schematic perspective view of the rear wheel linkage adjustment mechanism of the present invention.

Detailed Description

As shown in fig. 1-6, the double-regulating-wheel multi-wheel vehicle rollover prevention body system comprises a vehicle frame 1 and pedals 2, wherein the vehicle frame 1 is movably connected with the pedals 2.

The middle part of the front side of the frame 1 is provided with a support rod 11 forward and obliquely upwards, the front end of the support rod 11 is fixedly connected with a middle connecting column 12, the middle connecting column 12 is arranged forward and obliquely downwards, two adjusting wheels 3 are arranged on two sides of the middle connecting column 12 in parallel at intervals, the two adjusting wheels 3 in the figure are arranged as front wheels of a multi-wheel vehicle, and each adjusting wheel 3 is connected with a connecting arm 31.

The frame 1 has a rear end projecting from the rear side of the step 2, and the frame 1 is provided with at least one rear wheel 4 facing rearward at a projecting portion provided with a seat 5 facing upward. In the present illustration, two rear wheels 4 are provided, and in practice, one or more rear wheels may be provided as needed.

The upper and lower ends of the middle connecting column 12 are respectively pivoted with a movable frame 6, and the two movable frames 6 are arranged in parallel at intervals up and down.

The middle part of each movable frame 6 is provided with a connecting hole 61 for pin joint. The upper end and the lower end of the middle connecting column 12 are respectively provided with a middle connecting shaft 121, and two ends of the middle connecting shaft 121 form a pivot structure with the front and the rear of the connecting hole 61 through a bearing 611.

Two sides of the movable frame 6 are respectively provided with a notch groove 62, and a longitudinal rod 7 is installed in the notch grooves 62. A vertical rod 8 at one side is connected between the vertical rods 7 at the same side of the two movable frames 6, and ball joints are arranged at the two ends of the vertical rod 8 and are movably hinged with the middle part of the vertical rod 7.

The middle part of the side vertical rod 8 is fixedly connected with the upper end of the connecting arm 31. In this embodiment, side uprights 8 are fixed inside the upper end of connecting arm 31 by means of a positioning plate 81, said positioning plate 81 being connected to connecting arm 31 by means of four bolts 811.

Here, the movable frame 6 is composed of a combination of a front half frame 6a and a rear half frame 6b having a symmetrical structure in consideration of convenience in processing and assembly. Two ends of each longitudinal rod 7 are fixedly connected with the front half frame 6a or the rear half frame 6b on the corresponding side through bolts 71, so that the front half frame and the rear half frame form an integral structure.

The invention forms a frame side-tipping adjusting mechanism by a frame 1 movably connected with a pedal 2, a middle connecting post 12 fixedly connected with a frame supporting rod 11, two movable frames 6 pivoted with the middle connecting post 12 and arranged in parallel up and down at intervals, a longitudinal rod 7 in a gap groove 62 at two sides of the movable frame 6, and a side vertical rod 8 connecting the longitudinal rod 7 and a connecting arm 31.

Here, considering the need of steering in actual operation, the upper ends of the two connecting arms 31 are provided with a steering protrusion 311 in the forward direction, the two steering protrusions 311 are connected to a steering rod 91 through ball joints, the middle part of the steering rod 91 is connected to a middle connecting rod 92 through ball joints, the upper end of the middle connecting rod 92 is pivoted with the lower end of a crankshaft 93, the upper end of the crankshaft 93 is fixedly connected to an operating rod 94, the lower end of the operating rod 94 is movably inserted into the middle connecting column 12, and the upper end of the operating rod 94 is provided with an operating handle 941.

When steering is needed, a driver only needs to rotate the operating rod 94 through the handle 941 to drive the crankshaft 93 to rotate synchronously, the rotation of the crankshaft 93 swings the steering rod 91, and the swinging of the steering rod 91 drives the connecting arm 31 and the two adjusting wheels 3 to realize linked steering operation.

During the turning process of the vehicle, the vehicle can be inclined under the action of centrifugal force, a driver can drive the whole frame 1 to rotate and tilt towards the turning side relative to the pedals 2 by hands and feet through the pedals 2 and the handles 941 and relying on the gravity center of the human body, at the moment, the frame 1 can enable the whole frame 1 to incline towards the turning side relative to the pedals 2 under the combined action of the inertia of the human body and the vehicle body and the stress of tires, and meanwhile, the movable frame 6 connected with the two adjusting wheel connecting arms 31 can rotate relative to the middle connecting column 12 in a self-adaptive manner, so that the adjusting wheels 3a at the turning side are lifted relative to the middle connecting column 12, the adjusting wheels 3b at the other side are lowered relative to the middle connecting column 12, the whole gravity center of the vehicle body is lowered and moved inwards towards the turning side, the influence of the centrifugal force on the vehicle body during the turning is relieved, the turning is ensured to be stable, meanwhile, has the characteristics of safety and practicability.

The two adjusting wheels 3 are two front wheels of the multi-wheel vehicle, the number of the rear wheels 4 of the multi-wheel vehicle is two, the two rear wheels 4 are arranged on two sides of the frame 1 at intervals in parallel, and the two rear wheels 4 are connected with the frame through a linkage adjusting mechanism, and the structure is shown in fig. 7.

The linkage adjusting mechanism comprises a connecting middle shaft 41, the front end of the connecting middle shaft 41 is movably pivoted with the bottom of the frame 1, the bottom of the connecting middle shaft 41 is movably connected with the middle part of a movable plate 42, and two sides of the movable plate 42 are respectively hinged with the lower part of the front end of a mounting arm 43; the front end of each side mounting arm 43 is hinged with the pedal 2, and the outer side of the rear end of the mounting arm 43 is connected with the rear wheel 4 on the corresponding side. A cross beam 44 is hinged above the middle of the two mounting arms 43. The tail of the connecting middle shaft 41 is provided with an installing column 411 upwards, and the installing column 411 is movably connected with the middle part of the cross beam 44 through a pin shaft.

The linkage adjusting mechanism of the two rear wheels 4 also has a roll turning function, and in the turning process of the vehicle, once the vehicle tilts under the action of centrifugal force, the frame 1 can enable the mounting arms 43 corresponding to the two rear wheels 4 to rotate relative to the connecting middle shaft 41 under the action of vehicle body inertia and tire stress, so that the rear wheels 4 on the turning side are lifted relative to the frame 1 and the rear wheels 4 on the other side descend relative to the frame 1 in a self-adaptive manner, the linkage adjusting mechanism and the roll adjusting mechanisms of the two adjusting wheels 3 act in a coordinated manner to enable the gravity center of the frame 1 to descend and move inwards towards the turning side, thereby relieving the influence of the centrifugal force on the vehicle body during turning, carrying out roll bending towards the turning side, ensuring stable turning, avoiding the occurrence of side turning phenomenon, and having the characteristics of safety and practicability.

In order to further improve the comfort of the vehicle, the connecting middle shaft 41 is provided with a connecting base 412 at the front side of the mounting column 411, and the connecting base 412 is hinged with the upper part of the frame 1 through a shock absorber 45 arranged obliquely upwards. This bumper shock absorber 45's structural arrangement can slow down the undulant influence of bringing for frame 1 of rear wheel, can effectively promote the travelling comfort of driving.

The two-piece adjustment wheel 3 in the above drawings is described as a front wheel of a multi-wheel vehicle, but in practice, the two-piece adjustment wheel 3 may be provided as a rear wheel of the multi-wheel vehicle, and the structure and operation principle thereof are the same as those of the above examples, and therefore, the description thereof will not be repeated. The number of front wheels corresponding thereto as rear wheels may be one, two or more. And when the rear wheel structure is used, a corresponding steering mechanism is not required to be arranged on the rear wheel structure.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change or modification made to the above embodiments according to the technical principle of the present invention still falls within the scope of the technical solution of the present invention.