CN214216049U

CN214216049U - Four-wheel front steering damping structure of electric vehicle

Info

Publication number: CN214216049U
Application number: CN202120210984.1U
Authority: CN
Inventors: 李伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-09-17
Anticipated expiration: 2031-01-26

Abstract

The utility model relates to an electric motor car technical field, concretely relates to electric motor car four-wheel front portion turns to shock-absorbing structure, include the body frame, turn to the subassembly, sway subassembly, damper and remove the subassembly, sway the subassembly and be equipped with two, two sway subassembly symmetric distribution in body frame front end both sides, every the sway the subassembly outside and all be equipped with the removal subassembly, every sway the inside damper that all is equipped with of subassembly, every the damper upper end is connected with body frame front end upside, every the damper lower extreme is connected with swaying the subassembly, turn to the subassembly setting inside the body frame front end, just turn to subassembly lower extreme both sides and correspond with the removal subassembly respectively and be connected. The utility model discloses a set up the subassembly that sways, let the removal subassembly when passing unevenness's road surface, be the swinging motion for the body frame, let the body frame keep relatively steady, set up damper, when the swinging motion is done to the removal subassembly, what the buffering removal subassembly brought rocks, reduces the impact force of removal subassembly to the body frame.

Description

Four-wheel front steering damping structure of electric vehicle

Technical Field

The utility model relates to an electric motor car technical field, concretely relates to electric motor car four-wheel front portion turns to shock-absorbing structure.

Background

The electric four-wheel vehicle sold in the market at present is composed of a frame, a motor, a battery, a controller, a handlebar vertical shaft, a front fork, two front wheels, two rear wheels and the like. However, the center of gravity of the electric four-wheel vehicle is generally high and unstable, and the vehicle body jolts seriously when the vehicle passes through an uneven road surface in the driving process, so that a driver cannot hold a steering wheel when steering is realized, sharp turning is caused, the center of gravity of the vehicle body deviates, and the side turning is caused, and the driving safety is reduced.

In view of this, it is necessary to provide a four-wheel front steering damping structure for an electric vehicle, so as to solve the problems that the center of gravity of the electric vehicle is generally high and unstable, and the vehicle body jolts seriously when the vehicle passes through an uneven road surface in the driving process, so that a driver cannot hold a steering wheel when steering is realized, and sharp turns are caused to cause the center of gravity of the vehicle body to shift and turn over, thereby reducing the driving safety.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model provides an electric motor car four-wheel front portion turns to shock-absorbing structure for solve the high unstability of the general focus of prior art, the car is when the in-process of traveling passes unevenness, and the automobile body jolts seriously, thereby lets navigating mate can't hold the steering wheel when realizing turning to, causes sharp turn to make the skew of automobile body focus take place to turn on one's side, reduces the security scheduling problem of traveling.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the steering and damping structure for the front part of four wheels of the electric vehicle comprises a main frame, a steering assembly, a swinging assembly, a damping assembly and a moving assembly;

the utility model discloses a swing assembly, including swing assembly, body frame front end, swing assembly, swing assembly, and swing assembly.

Further, every the subassembly that sways includes rocking arm, lower rocking arm and knuckle, both sides all correspond with body frame upper end side around the upper end of going up the rocking arm and rotate through the articulated elements and be connected, go up the rocking arm lower extreme and pass through fixing bolt with the knuckle upper end and be connected, rocking arm upper end and body frame lower extreme side pass through the articulated elements and rotate and be connected down, the rocking arm lower extreme passes through fixing bolt with the knuckle lower extreme and is connected.

Further, every damper includes telescopic link and damping spring, the body frame upper end is connected with fixed horizontal pole, the telescopic link upper end corresponds to rotate through the articulated elements with fixed horizontal pole side and is connected, the telescopic link lower extreme corresponds to rotate through the articulated elements with lower rocking arm lower extreme and is connected.

Further, the removal subassembly includes that tire, hub are stopped and the connecting axle, the tire sets up in the hub side surface, the hub is stopped and is set up in the inboard middle part of hub, connecting axle one end is passed hub and is stopped the middle-end and be connected with the knuckle middle part, just the hub rotates with the connecting axle to be connected.

Further, the steering assembly comprises a direction push rod, a steering shaft and a steering shaft collet, the steering shaft collet is arranged on the lower side of the front end of the main frame, the lower end of the steering shaft penetrates through the middle of the steering shaft collet and is connected with the steering shaft collet in a rotating mode, the number of the direction push rods is two, every direction push rod inner end is connected with the steering shaft middle end in a rotating mode through a hinge piece in a corresponding mode, and every direction push rod outer end is connected with one side of the inner end of the hub in a rotating mode.

Furthermore, a transmission rod is arranged at the upper end of the steering shaft, the lower end of the transmission rod is connected with the steering shaft through an outward joint, and the upper end of the transmission rod is connected with the control assembly through the outward joint.

Compared with the prior art, the utility model, following beneficial effect has:

the utility model discloses an electric motor car four-wheel front portion turns to shock-absorbing structure, set up the subassembly that sways, let remove the subassembly when passing unevenness's road surface, do the swing motion for the body frame, let the body frame keep relatively steady, reduce whole range of rocking, thereby improve and rotate flexibility and travelling comfort, set up shock-absorbing assembly, when removing the subassembly and being swayd, the buffering removes rocking that the subassembly brought, reduce the impact force of removing the subassembly to the body frame, the setting turns to the subassembly, the angle of removal subassembly is adjusted in convenient control, thereby realize overall structure's turning to, set up the removal subassembly, convenient bulk movement, it stops to remove the subassembly and set up the hub, the convenience is promptly stopped when taking place the accident and is removed the subassembly.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of a four-wheel front steering damping structure of an electric vehicle according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

reference numerals referred to in the drawings are: the main frame 1, the tire 2, go up rocking arm 3, the car hub 4, connecting axle 5, damping spring 6, lower rocking arm 7, telescopic link 8, steering spindle 9, direction push rod 10, fixed horizontal pole 11, articulated elements 12, transfer line 13, universal joint 14, knuckle 15, the hub 16 of stopping, fixing bolt 17.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

Example one

As shown in fig. 1-2, the steering and shock-absorbing structure for the front part of four wheels of an electric vehicle comprises a main frame 1, a steering component, a swinging component, a shock-absorbing component and a moving component;

the subassembly that sways is equipped with two, and two sway the subassembly symmetric distribution in 1 front end both sides of body frame, every sways the subassembly outside and all is equipped with the removal subassembly, and every sways the inside damper that all is equipped with of subassembly, and every damper upper end is connected with 1 front end upper side of body frame, and every damper lower extreme is connected with swaying the subassembly, turns to the subassembly setting inside 1 front end of body frame, and turns to subassembly lower extreme both sides and correspond with the removal subassembly respectively and be connected.

Each swinging assembly comprises an upper rocker arm 3, a lower rocker arm 7 and a steering knuckle 15, the front side and the rear side of the upper end of the upper rocker arm 3 are correspondingly and rotatably connected with the side surface of the upper end of the main frame 1 through a hinge 12, the lower end of the upper rocker arm 3 is connected with the upper end of the steering knuckle 15 through a fixing bolt 17, the upper end of the lower rocker arm 7 is rotatably connected with the side surface of the lower end of the main frame 1 through the hinge 12, and the lower end of the lower rocker arm 7 is connected with the lower end of the steering. The swing assembly is provided with the upper rocker arm 3 and swings 7 downwards, the movable assembly is convenient to swing relative to the main frame 1 when passing through the uneven road surface, the main frame 1 is kept relatively stable, the overall swing range is reduced, the rotation flexibility and the traveling comfort are improved, the steering knuckle 15 is arranged, and the upper rocker arm 3 and the lower swing assembly are convenient to swing 7 and are connected with the movable assembly.

Every shock-absorbing component includes telescopic link 8 and damping spring 6, and 1 upper end of body frame is connected with fixed

horizontal pole

11, and 8 upper ends of telescopic link correspond to rotate through articulated elements 12 with fixed horizontal pole 11 side and are connected, and 8 lower extremes of telescopic link correspond to rotate through articulated elements 12 with 7 lower extremes of lower rocking arm and are connected. Damping component sets up telescopic link 8, conveniently sways subassembly and body frame sliding connection, sets up damping spring 6, when removing the subassembly and be the swing motion, the buffering removes rocking that the subassembly brought, reduces the impact force that removes the subassembly to body frame 1.

Example two

Each swinging assembly comprises an upper rocker arm 3, a lower rocker arm 7 and a steering knuckle 15, the front side and the rear side of the upper end of the upper rocker arm 3 are correspondingly and rotatably connected with the side surface of the upper end of the main frame 1 through a hinge 12, the lower end of the upper rocker arm 3 is connected with the upper end of the steering knuckle 15 through a fixing bolt 17, the upper end of the lower rocker arm 7 is rotatably connected with the side surface of the lower end of the main frame 1 through the hinge 12, and the lower end of the lower rocker arm 7 is connected with the lower end of the steering knuckle 15 through the fixing bolt 17. The swing assembly is provided with the upper rocker arm 3 and swings 7 downwards, the movable assembly is convenient to swing relative to the main frame 1 when passing through the uneven road surface, the main frame 1 is kept relatively stable, the overall swing range is reduced, the rotation flexibility and the traveling comfort are improved, the steering knuckle 15 is arranged, and the upper rocker arm 3 and the lower swing assembly are convenient to swing 7 and are connected with the movable assembly.

horizontal pole

The movable assembly comprises a tire 2, a hub 4, a hub brake 16 and a connecting shaft 5, the tire 2 is arranged on the side surface of the hub 4, the hub brake 16 is arranged in the middle of the inner side of the hub 4, one end of the connecting shaft 5 penetrates through the middle ends of the hub 4 and the hub brake 16 and is connected with the middle of a steering knuckle 15, and the hub 4 is rotatably connected with the connecting shaft 5. Remove the subassembly and set up car hub 4, fixed tire 2 of easy to assemble and hub 16 of stopping set up the hub 16 of stopping, and the convenience sets up connecting axle 5 at emergency stop car hub 4 when the accident, makes things convenient for car hub 4 and sways the subassembly and even rotates.

The steering assembly comprises direction push rods 10, steering shafts 9 and steering shaft supports, the steering shaft supports are arranged on the lower side of the front end of the main frame 1, the lower ends of the steering shafts 9 penetrate through the middle parts of the steering shaft supports and are connected with the steering shaft supports in a rotating mode, the number of the direction push rods 10 is two, the inner ends of the direction push rods 10 correspond to the middle ends of the steering shafts 9 in a rotating mode through hinged parts 12, and the outer ends of the direction push rods 10 are connected with one side of the inner end of the hub 4 in a rotating mode. The steering assembly is provided with a steering shaft 9, a direction push rod 10 is conveniently connected and controlled, a steering shaft bottom support is arranged, the steering shaft 9 is conveniently connected with the main frame 1 to rotate, the direction push rod 10 is arranged, the steering shaft 9 is conveniently rotated to drive the direction push rod 10 to slide, and therefore the hub 4 is driven to steer.

The upper end of the steering shaft 9 is provided with a transmission rod 13, the lower end of the transmission rod 13 is connected with the steering shaft 9 through a universal joint 14, and the upper end of the transmission rod 13 is connected with the control assembly through the universal joint 14. The steering shaft 9 is provided with a transmission rod 13 which is convenient to be connected with a direction assembly for transmission.

The advantages of the second embodiment over the first embodiment are: remove the subassembly and set up car hub 4, the fixed tire 2 of easy to assemble and hub 16 of stopping, it stops 16 to set up the hub, the convenience is at emergency stop car hub 4 when the accident takes place, set up connecting axle 5, make things convenient for car hub 4 and swing the subassembly and link to rotate, it sets up steering spindle 9 to turn to the subassembly, make things convenient for connection control direction push rod 10, set up the steering spindle collet, make things convenient for steering spindle 9 to be connected with body frame 1 and rotate, set up direction push rod 10, make things convenient for steering spindle 9 rotatory drive direction push rod 10 to slide, thereby drive car hub 4 and turn to, steering spindle 9 sets up transfer line 13, the transmission is connected with the direction subassembly to the convenience.

The utility model discloses a use method:

when the steering wheel is used, the steering wheel is manually controlled, the steering shaft 9 is controlled to rotate through the transmission rod 13, the steering shaft 9 drives the two hubs 4 to rotate through the direction push rod 10, and the steering function is achieved.

The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. Electric motor car four-wheel front portion turns to shock-absorbing structure, its characterized in that: comprises a main frame (1), a steering component, a swinging component, a damping component and a moving component;

the subassembly that sways is equipped with two, two sway the subassembly symmetric distribution in body frame (1) front end both sides, every sway the subassembly outside and all be equipped with the removal subassembly, every sway the inside damper assembly that all is equipped with of subassembly, every the damper assembly upper end is connected with body frame (1) front end upper side, every the damper assembly lower extreme with sway the subassembly and be connected, turn to the subassembly setting inside body frame (1) front end, just turn to subassembly lower extreme both sides and correspond with the removal subassembly respectively and be connected.

2. The four-wheel front steering shock-absorbing structure of an electric vehicle according to claim 1, wherein: every the subassembly that sways includes rocking arm (3), lower rocking arm (7) and knuckle (15), both sides all correspond through articulated elements (12) with body frame (1) upper end side around last rocking arm (3) upper end and rotate and be connected, go up rocking arm (3) lower extreme and knuckle (15) upper end and be connected through fixing bolt (17), rocking arm (7) upper end is passed through articulated elements (12) with body frame (1) lower extreme side and is rotated and be connected down, rocking arm (7) lower extreme passes through fixing bolt (17) with knuckle (15) lower extreme and is connected down.

3. The four-wheel front steering shock-absorbing structure of an electric vehicle according to claim 2, wherein: every shock-absorbing component includes telescopic link (8) and damping spring (6), body frame (1) upper end is connected with fixed horizontal pole (11), telescopic link (8) upper end corresponds through articulated elements (12) with fixed horizontal pole (11) side and rotates and be connected, telescopic link (8) lower extreme corresponds through articulated elements (12) with lower rocking arm (7) lower extreme and rotates and be connected.

4. The four-wheel front steering shock-absorbing structure of an electric vehicle according to claim 3, wherein: remove the subassembly and include tire (2), hub (4), hub (16) and connecting axle (5) of stopping, tire (2) set up in hub (4) side surface, hub (16) of stopping set up in hub (4) inboard middle part, connecting axle (5) one end is passed hub (4) and hub and is stopped (16) middle-end and be connected with knuckle (15) middle part, just hub (4) rotate with connecting axle (5) and be connected.

5. The four-wheel front steering shock-absorbing structure of an electric vehicle according to claim 4, wherein: the steering assembly comprises a direction push rod (10), a steering shaft (9) and a steering shaft bottom support, the steering shaft bottom support is arranged on the lower side of the front end of the main frame (1), the lower end of the steering shaft (9) penetrates through the middle of the steering shaft bottom support and is connected with the steering shaft bottom support in a rotating mode, the direction push rod (10) is provided with two ends, each end of the direction push rod (10) corresponds to and rotates with the middle end of the steering shaft (9) through an articulated piece (12) to be connected with the direction push rod (10) in a rotating mode, and each end of the direction push rod (10) is connected with one side of the inner end of the hub (4) in a rotating mode.

6. The four-wheel front steering shock-absorbing structure of an electric vehicle according to claim 5, wherein: the steering mechanism is characterized in that a transmission rod (13) is arranged at the upper end of the steering shaft (9), the lower end of the transmission rod (13) is connected with the steering shaft (9) through a universal joint (14), and the upper end of the transmission rod (13) is connected with the control assembly through the universal joint (14).