WO2018205875A1 - New electric automobile - Google Patents

Abstract

An electric automobile, comprising a vehicle body, three front wheels (102) and three rear wheels, and a bumper assembly (105), the bumper assembly (105) comprising a first portion located on the front side and a second portion located on the rear side, the second portion being movably arranged with respect to the first portion, the bumper assembly (105) being located on the outside of the vehicle body, and being in a linkage relation with the front wheels (102) and the rear wheels, and an elastic device facilitating the alignment of each of the front wheels (102) and rear wheels. By performing linkage control of the front wheels (102) and the rear wheels, the steering flexibility is improved; by increasing the number of wheels, the risk resulted from flat tyre is reduced; and by means of the linkage relation between the bumper assembly (105) and the wheels, the driving direction of the electric automobile is changed when the bumper assembly (105) is subject to a collision, thereby enabling the electric automobile to keep away from the position where an external force is applied, improving the driving safety.

Description

New electric car Technical field

The invention relates to the technical field of electric vehicles, and in particular to a novel electric vehicle.

Background technique

Electric vehicles, using electrical energy to transform the kinetic energy of driving the car, have become more and more widely used because of their work without generating exhaust gas, pollution, and clean energy. However, the high-end electric vehicles that are common in the market are generally stable in terms of safety and comfort, and are bulky and costly and unattractive. Therefore, there is a need for a new electric vehicle that is safer, more stable, more comfortable, lighter, more attractive, and more affordable than existing products.

technical problem

SUMMARY OF THE INVENTION It is an object of the present invention to overcome at least one of the deficiencies of prior electric vehicles and to provide a new type of electric vehicle that is at least sporty and safe.

Technical solution

Specifically, the present invention provides a novel electric vehicle including:

a vehicle body including a frame, three front steering axles disposed at a front portion of the frame, and three rear steering axles disposed at a rear portion of the frame; each of the front steering axles Fixedly provided with front connecting rods extending forward or backward, and each of the rear steering shafts is fixedly disposed with a rear connecting rod extending forward or backward;

Three front wheels, each of which is mounted to a lower end of one of the front steering shafts;

Three rear wheels, each of which is mounted to a lower end of one of the rear steering shafts;

a protection bar assembly including a first portion on a front side and a second portion on a rear side, the second portion being movably disposed relative to the first portion; and the protection bar assembly is located in the body The first portion includes a first linkage rod extending in a width direction of the vehicle body, the second portion including a second linkage rod extending in a width direction of the vehicle body; the first linkage rod and each The ends of the front connecting rods are rotatably connected, and the second linking rods are rotatably connected with the ends of each of the rear connecting rods to change the traveling direction of the new electric vehicle when the guard bar assembly is subjected to an external force So that the new electric vehicle is kept away from the external force;

a first positive device having two first elastic devices; one end of each of the first elastic devices is coupled to one side of the frame, and the other end is coupled to the front steering shaft in the middle to facilitate Each of the front wheels is back; and

a second positive device having two second elastic devices; one end of each of the second elastic devices is coupled to one side of the frame, and the other end is coupled to the rear steering shaft in the middle to facilitate Each of the rear wheels is back.

Further, the protection bar assembly further includes two connecting portions, two connecting portions are disposed on two sides of the vehicle body, and a front end of each of the connecting portions is movably connected to the first portion, and each of the connections The back end of the department is movably connected to the second part.

Further, the first portion further has a first upper rod, a first lower rod, and a first connecting rod connecting the first upper rod and the first lower rod;

The second portion further has a second upper rod, a second lower rod, and a second connecting rod connecting the second upper rod and the second lower rod;

Each of the connecting portions includes an upper link and a lower link;

Each end of the first upper rod is inserted into a front end of the corresponding upper link, and each end of the second upper rod is inserted into a rear end of the corresponding upper link; each end of the first lower rod is inserted correspondingly The front end of the lower link, each end of the second lower rod is inserted into a rear end of the corresponding lower link.

Further, the first portion, the second portion and each of the connecting portions each have a vertically disposed guard bar;

The first part of the guard bar is disposed on the outer side of the first upper rod and the first lower rod; the second partial guard board is disposed on the outer side of the second upper rod and the second lower rod; A guard bar of the connecting portion is disposed outside the upper link and the lower link. .

Further, a rear end of each of the front connecting rods is disposed on the front steering shaft; a rear end of each of the rear connecting rods is disposed on the rear steering shaft.

Further, the front steering shaft in the middle is fixedly disposed with a rearward extending rod extending rearward, and the rear end thereof is connected to the two first elastic devices; each of the first elastic devices is connected to the front One end of the frame is at a rear side of the other end of the first elastic device;

An end of the rear connecting rod in the middle is connected to the two second elastic devices; an end of each of the second elastic devices connected to the frame is at a front side of the other end of the second elastic device .

Further, each of the first elastic means and each of the second elastic means has at least two sets of elastic members arranged in parallel, and each set of the elastic members has at least two extension springs connected end to end.

Further, the front wheel in the middle has a larger diameter and a width than the other two of the front wheels;

The diameter and width of the rear wheel in the middle is greater than the other two of the rear wheels;

The new electric vehicle further includes a driving device, a brake device, and a hand brake device; the driving device is configured to drive the front wheel and/or the rear wheel in the middle; the brake device is configured to block in the middle The front wheel and/or the rear wheel in the middle rotates, the hand brake device being configured to block the front wheel in the middle and/or the rear wheel in the middle to rotate.

Further, the new electric vehicle further includes:

a front steering device configured to urge the front wheel in the middle to steer to steer three of the front wheels synchronously via the first linkage rod;

a rear steering device comprising two pedals, a steering rod and two pull wires;

The middle portion of the steering rod is fixed to the rear steering shaft in the middle, and both ends of the steering rod are located on both sides of the rear steering shaft in the middle in the width direction of the vehicle body; each of the A pull wire connects one of the pedals and one end of the steering rod.

Further, the vehicle body further includes an outer casing and a curved door provided on an upper side of the frame; the outer casing may be made of a transparent and hard material; the outer casing is in a capsule shape; The structure has an opening; the curved door is mounted to the double-layered hollow structure and configured to open and close the opening.

Beneficial effect

In the novel electric vehicle of the present invention, more wheels are designed than ordinary electric vehicles, which can significantly increase the safety of driving, and are no longer afraid of a puncture during driving. On the outside of the vehicle body, there is a large-area guard bar associated with the front and rear wheel steering linkage control. Once it collides with the surrounding objects, the small external force can automatically change the car away from the moment, avoiding the occurrence of violent collisions. To a large extent, the safety of the vehicle is improved.

Further, the size design of the front and rear wheels can further ensure the smooth movement of the electric vehicle. Both the drive and brake functions are located in the middle wheel of the front and rear wheels, which greatly simplifies the structure of the car body. Designing the front and rear wheel steering linkage control so that the front and rear wheels are controllable, not only can the lane and side parking be easily changed, but also the turning radius can be greatly reduced, for example, the in-situ rotation can be easily achieved. Therefore, the car has good maneuverability and easy operation.

Further, for the design of the front and rear wheel direction control of the car, the direction of the front and rear wheels is finally determined by the artificial and automatic (the force that always exists in the positive direction). If there is external force, the external force (existing in the collision) The three jointly decided that the stability of electric vehicle movement will be further improved.

Further, the outer casing of the vehicle body can be made of a transparent material to ensure that the exterior of the vehicle compartment can be seen from the interior of the vehicle compartment, thereby improving the visibility of the driver and the passenger to improve the ride comfort, and the outer casing is a capsule-shaped outer casing, which reduces the wind resistance. , reducing energy consumption. The door is a curved door that is pushed up and down along the circular arc track. It is beautiful and practical. You don't have to worry about getting in the way of opening the door.

The above as well as other objects, advantages and features of the present invention will become apparent to those skilled in the <

DRAWINGS

Some specific embodiments of the present invention are described in detail below by way of example, and not limitation. The same reference numbers in the drawings identify the same or similar parts. Those skilled in the art should understand that the drawings are not necessarily drawn to scale. In the figure:

1 is a schematic structural view of a novel electric vehicle according to an embodiment of the present invention;

2 is a schematic structural view of a novel electric vehicle according to an embodiment of the present invention;

3 is a schematic partial structural view of a vehicle body in a novel electric vehicle according to an embodiment of the present invention;

4 is a schematic structural view of a novel electric vehicle according to an embodiment of the present invention;

Figure 5 is a schematic structural view of a rear steering device in a novel electric vehicle according to an embodiment of the present invention.

Embodiments of the invention

1 is a schematic structural view of a novel electric vehicle according to an embodiment of the present invention. As shown in FIG. 1 and with reference to FIG. 2 to FIG. 5, an embodiment of the present invention provides a safer, more stable, more comfortable, light, beautiful, and affordable. New electric car. The new electric vehicle may include a body, three front wheels 102, three rear wheels, a drive, a brake, a hand brake, a front steering 108, and a guard bar assembly 105.

The vehicle body may include a frame 106, three parallel front steering shafts 107 disposed at the front of the frame 106, and three parallel rear steering axles 113 disposed at the rear of the frame 106. In order to effectively reduce the height of the vehicle body, the longitudinal axis of the frame 106 (the axis extending along the length of the vehicle body) is designed such that both ends are flat and then inclined downward to become horizontal. Each of the front steering shafts 107 is fixedly disposed with a front connecting rod 109 extending forward or backward, and each of the rear steering shafts 113 is fixedly disposed with a rear connecting rod extending forward or backward. Preferably, the rear end of each of the front connecting rods 109 is disposed on the front steering shaft 107; the rear end of each of the rear connecting rods is disposed on the rear steering shaft 113. The upper ends of each of the front steering shaft 107 and the rear steering shaft 113 may be mounted to the frame by bearings, and the lower ends of each of the front steering shaft 107 and the rear steering shaft 113 may be bifurcated to mount the wheels. Moreover, a spring damper 103 may be disposed on the bifurcated structure. A spring-loaded spring damper 103 is preferred. The front steering shaft 107 is preferably disposed obliquely, and the lower end of the front steering shaft 107 is tiltable forward. The rear steering shaft 113 is preferably disposed vertically downward, and optionally the lower end of the rear steering shaft 113 can also be disposed rearwardly inclined.

Each front wheel 102 is mounted to the lower end of a front steering shaft 107. Each rear wheel is mounted to the lower end of a rear steering shaft 113. The use of multiple wheels ensures the smooth running of the new electric vehicle and the ability to adapt to severe collisions to ensure a smooth vehicle.

The drive device is configured to drive the front wheel 102 in the middle and/or the rear wheel in the middle; the brake device is configured to block the front wheel 102 in the middle and/or the rear wheel in the middle, the hand brake device being configured to block the front in the middle The wheel 102 and/or the rear wheel in the middle rotates. In order to prevent the car from moving when it is parked, adding a handbrake device similar to that used in a car can simply solve the problem by simply increasing the control of tightening or relaxing the mechanical brake wire.

The front steering device 108 is configured to urge the front wheel 102 in the middle to steer the three front wheels synchronously via the first linkage bar. The front steering device 108 can be a handlebar, a steering wheel, or the like. For example, when the front steering device 108 is a handlebar, the handlebar is mounted on the upper end of the extension rod extending upward from the middle front steering shaft 107 to control the steering of the front wheel.

The protection bar assembly 105 includes a first portion on the front side and a second portion on the rear side, the second portion being movably disposed relative to the first portion; and the protection bar assembly 105 is located on the outer side of the vehicle body, the first portion including extending in the width direction of the vehicle body a first linkage rod 110, the second portion includes a second linkage rod extending in a width direction of the vehicle body; the first linkage rod 110 is rotationally coupled to an end of each of the front coupling rods 109, the rotation axis and the rotation axis of the front steering shaft 107 Parallel; the second linkage rod is rotatably coupled to the end of each rear connecting rod, and the rotation axis is parallel to the rotation axis of the rear steering shaft to change the traveling direction of the new electric vehicle when the guard bar assembly is subjected to an external force, thereby making the new electric vehicle Keep away from external forces. When the front wheel 102 and the rear wheel are in the positive direction, the first linkage lever 110 and the second linkage lever are in a parallel state. As shown in FIG. 3, the protection bar assembly 105 utilizes the principle of a parallelogram to realize the direction consistency of the steering of the front wheel 102 and the steering of the rear wheel, and the synchronization of rotation makes the vehicle run more smoothly. Both the first linkage rod 110 and the second linkage rod are preferably square tubes. An end of each of the front connecting rods 109 and an end of each of the rear connecting rods have an upwardly extending short shaft. The first connecting rod 110 and the second connecting rod are respectively provided with a rotating hole at a corresponding position, and the rotating hole can be installed in the rotating hole. Short shaft bearing. A large-area protection bar assembly 105 associated with front and rear wheel steering linkage control is mounted on the outside of the vehicle body. Once a collision occurs with surrounding objects, a small external force can automatically turn the car away from the vehicle to avoid the occurrence of severe collision. .

The new electric vehicle also includes a first positive return device and a second positive return device. The first positive device has two first elastic devices 104; one end of each first elastic device 104 is coupled to one side of the frame 106, and the other end acts on the front steering shaft 107 in the middle to urge each front wheel 102 back. The second positive device has two second elastic devices; one end of each second elastic device is connected to one side of the frame 106, and the other end acts on the rear rear steering shaft 113 to urge each rear wheel to return . The first positive device and the second positive device do not generate a force when the front wheel 102 and the rear wheel are in the positive direction.

The protection bar assembly 105 further includes two connecting portions, the two connecting portions are disposed on two sides of the vehicle body, and the front end of each connecting portion is movably connected with the first portion, and the rear end of each connecting portion is movably connected with the second portion. Since the first part and the second part both swing to the left and right with the turning of the front and rear wheels, the movable connection is adopted, and the fixed connection cannot be adopted. The first part, the second part and the two connecting parts can surround the protection bar assembly 105 around the vehicle body, so that the new electric vehicle can be redirected after being hit by an external force at any position in all directions.

Further, the first portion further has a first upper rod, a first lower rod, and a first connecting rod connecting the first upper rod and the first lower rod. The second portion also has a second upper rod, a second lower rod, and a second connecting rod connecting the second upper rod and the second lower rod. Each of the connecting portions includes an upper link and a lower link. Each end of the first upper rod is inserted into the front end of the corresponding upper link, and each end of the second upper rod is inserted into the rear end of the corresponding upper link; each end of the first lower rod is inserted into the front end of the corresponding lower link, and the second lower rod Each end of the end is inserted into the rear end of the corresponding lower link. The structure is simple and firm.

The first portion, the second portion, and each of the connecting portions each have a vertically disposed guard bar. The first part of the guard bar is disposed on the outer side of the first upper rod and the first lower rod; the second part of the guard bar is disposed on the outer side of the second upper rod and the second lower rod; the guard bar setting of each connecting portion On the outer side of the upper and lower links, the guard bar surrounds the body to improve the ability to adapt to collisions. There are many collision positions, such as the area between the upper and lower rods, some areas on the upper side of the upper rod, and the lower part. Some areas on the side, etc., can change the driving direction of the new electric vehicle when it is in collision, so that the new electric vehicle can be kept away from the external force, which can further ensure the safety of driving.

The front steering shaft 107 is fixedly disposed with a rearwardly extending returning rod, and the rear end thereof is connected to the two first elastic devices 104; the end of each of the first elastic devices 104 connected to the frame 106 is The rear side of the other end of the first elastic device 104. The end of the rear connecting rod in the middle is connected to the two second elastic means; the end of each second elastic means connected to the frame 106 is on the front side of the other end of the second elastic means. Further, each of the first elastic means 104 and each of the second elastic means has at least two sets of elastic members arranged in parallel, and each set of elastic members has at least two extension springs connected end to end. Preferably, each of the first elastic means 104 and each of the second elastic means has two sets of elastic members.

In order to further improve the smoothness of the running of the vehicle, the diameter and width of the front wheel 102 in the middle is larger than the other two front wheels 102. The rear wheel in the middle has a larger diameter and width than the other two rear wheels. In order to widen and widen the middle front wheel 102 and the middle rear wheel, the driving device, the brake device and the hand brake device are arranged, so that the two intermediate wheels below the middle of the two ends of the vehicle body have driving and braking functions, and at the same time It plays most of the weight bearing role for the entire body.

The new electric vehicle also includes a rear steering device that includes two pedals 111, a steering rod, and two pull wires 112. The middle portion of the steering rod is fixed to the intermediate rear steering shaft 113, and both ends of the steering rod are located on both sides of the rear rear steering shaft 113 in the width direction of the vehicle body; each of the pulling wires 112 is connected to a pedal 111 and a steering rod One end. Through the linkage control of the front and rear wheel steering respectively, the front and rear wheel directions are controllable, thereby achieving highly difficult control. The pedal 111 that controls the rear wheel direction should be prohibited (or avoided) during normal driving (especially at higher speeds).

The front and rear ends of the frame 106 may preferably be curved, and the front end and the last end of the frame 106 may be more tilted relative to the left and right sides thereof, so that the body can greatly increase the length of the car under the same size, which is beneficial to the frame. Increase the carrying capacity and make the frame more three-dimensional and artistic. The front and rear ends are more tilted relative to the left and right sides, so that the side wheels can be installed at a lower position than the intermediate wheels, which is beneficial to the protection of the bar assembly. Accordingly, the front steering device, the rear steering device first positive device and the second positive positive device are matched to each other. Further, as shown in FIG. 4, the spring dampers 103 on the left and right sides can be offset from the center axis of the shaft to the outside, so that the side wheels are slightly turned to the outside of the frame, thereby making the operation of the new electric vehicle more stable.

The vehicle body also includes a housing 100 that is disposed on an upper side of the frame 106. The outer casing 100 can be made of a transparent and hard material. The shape of the outer casing 100 is the shape of a capsule, for example, a shape of a central semicircular cylindrical shape of the front and rear. The middle portion of the outer casing 100 is double-layered and hollow, and a curved door 102 that is pushed up and down is installed at the interlayer. The outer casing 100 is made of a transparent material, so that the outer part of the car can be seen from the inside of the car, and the driver and the passenger can improve the visual field of view to improve the ride comfort. The outer casing 100 is a casing 100 similar to the capsule shape, which reduces the wind resistance and reduces the wind resistance. Energy consumption. The door is a curved door 102 that is pushed up and down along a circular arc track. It is beautiful and practical, and there is no need to worry about hurting passers-by when opening the door. The vehicle body also has a cabin bottom disposed on the frame 106, and a seat can be disposed in the cabin. Due to the high power of the motor, a relatively high speed can be achieved while driving. To ensure safe driving, the seat should be equipped with a seat belt and make the ride as comfortable as possible.

Industrial applicability

In this regard, it will be appreciated by those skilled in the <RTIgt;the</RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; The content directly determines or derives many other variations or modifications consistent with the principles of the invention. Therefore, the scope of the invention should be understood and construed as covering all such other modifications or modifications.

Claims (10)

A novel electric vehicle characterized by comprising: a vehicle body including a frame, three front steering axles disposed at a front portion of the frame, and three rear steering axles disposed at a rear portion of the frame; each of the front steering axles Fixedly provided with front connecting rods extending forward or backward, and each of the rear steering shafts is fixedly disposed with a rear connecting rod extending forward or backward; Three front wheels, each of which is mounted to a lower end of one of the front steering shafts; Three rear wheels, each of which is mounted to a lower end of one of the rear steering shafts; a protection bar assembly including a first portion on a front side and a second portion on a rear side, the second portion being movably disposed relative to the first portion; and the protection bar assembly is located in the body The first portion includes a first linkage rod extending in a width direction of the vehicle body, the second portion including a second linkage rod extending in a width direction of the vehicle body; the first linkage rod and each The ends of the front connecting rods are rotatably connected, and the second linking rods are rotatably connected with the ends of each of the rear connecting rods to change the traveling direction of the new electric vehicle when the guard bar assembly is subjected to an external force So that the new electric vehicle is kept away from the external force; a first positive device having two first elastic devices; one end of each of the first elastic devices is coupled to one side of the frame, and the other end is coupled to the front steering shaft in the middle to facilitate Each of the front wheels is back; and a second positive device having two second elastic devices; one end of each of the second elastic devices is coupled to one side of the frame, and the other end is coupled to the rear steering shaft in the middle to facilitate Each of the rear wheels is back. A new electric vehicle according to claim 1, wherein The protection bar assembly further includes two connecting portions, two connecting portions are disposed on two sides of the vehicle body, and a front end of each of the connecting portions is movably connected with the first portion, and each of the connecting portions is rear The end is movably connected to the second portion. A new electric vehicle according to claim 2, characterized in that The first portion further has a first upper rod, a first lower rod, and a first connecting rod connecting the first upper rod and the first lower rod; The second portion further has a second upper rod, a second lower rod, and a second connecting rod connecting the second upper rod and the second lower rod; Each of the connecting portions includes an upper link and a lower link; Each end of the first upper rod is inserted into a front end of the corresponding upper link, and each end of the second upper rod is inserted into a rear end of the corresponding upper link; each end of the first lower rod is inserted correspondingly The front end of the lower link, each end of the second lower rod is inserted into a rear end of the corresponding lower link. A new electric vehicle according to claim 3, characterized in that The first portion, the second portion, and each of the connecting portions each have a vertically disposed guard bar; The first part of the guard bar is disposed on the outer side of the first upper rod and the first lower rod; the second partial guard board is disposed on the outer side of the second upper rod and the second lower rod; A guard bar of the connecting portion is disposed outside the upper link and the lower link. A new electric vehicle according to any one of claims 1 to 4, characterized in that A rear end of each of the front connecting rods is disposed on the front steering shaft; a rear end of each of the rear connecting rods is disposed on the rear steering shaft. A new electric vehicle according to claim 5, characterized in that The front steering shaft in the middle is fixedly disposed with a rearwardly extending returning rod, the rear end of which is connected to the two first elastic devices; each of the first elastic devices is connected to the frame One end is at a rear side of the other end of the first elastic device; An end of the rear connecting rod in the middle is connected to the two second elastic devices; an end of each of the second elastic devices connected to the frame is at a front side of the other end of the second elastic device . A new electric vehicle according to claim 6, wherein Each of the first elastic means and each of the second elastic means has at least two sets of elastic members arranged in parallel, and each set of the elastic members has at least two extension springs connected end to end. A new electric vehicle according to claim 1, wherein The front wheel in the middle has a larger diameter and width than the other two of the front wheels; The diameter and width of the rear wheel in the middle is greater than the other two of the rear wheels; The new electric vehicle further includes a driving device, a brake device, and a hand brake device; the driving device is configured to drive the front wheel and/or the rear wheel in the middle; the brake device is configured to block in the middle The front wheel and/or the rear wheel in the middle rotates, the hand brake device being configured to block the front wheel in the middle and/or the rear wheel in the middle to rotate. The electric vehicle of claim 1 further comprising: a front steering device configured to urge the front wheel in the middle to steer to steer three of the front wheels synchronously via the first linkage rod; a rear steering device comprising two pedals, a steering rod and two pull wires; The middle portion of the steering rod is fixed to the rear steering shaft in the middle, and both ends of the steering rod are located on both sides of the rear steering shaft in the middle in the width direction of the vehicle body; each of the A pull wire connects one of the pedals and one end of the steering rod. A new electric vehicle according to claim 1, wherein The front and rear ends of the frame are curved and tilted upward; The vehicle body further includes an outer casing and a curved door disposed on an upper side of the frame; The outer casing may be made of a transparent and hard material; the outer casing is in a capsule shape; the middle portion of the outer casing is a double-layer hollow structure and has an opening; The curved door is mounted to the double layer hollow structure and configured to open and close the opening.