CN213862523U

CN213862523U - Steering mechanism and balance car

Info

Publication number: CN213862523U
Application number: CN202022239567.8U
Authority: CN
Inventors: 聂爱琴; 朱可可
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-08-03
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a steering mechanism and a balance car, wherein the steering mechanism comprises a driving part, a transmission component, a plurality of steering controllers, a steering information component and motors arranged on two sides of the steering mechanism, the driving part is used for acquiring control information of an operation end and driving the transmission component to rotate according to the control information; the steering information component comprises a left steering information component and a right steering information component which are axially symmetrically arranged along the transmission component; the transmission assembly drives the left steering information assembly and the right steering information assembly to rotate through the driving action of the driving part; the steering controllers respectively drive the corresponding motors on the two sides of the steering mechanism to act according to the action signals of the left steering information component and the right steering information component; the balance car includes shell, whole car control assembly and fixes the wheel of shell both sides, steering mechanism and whole car control assembly all fix in the shell. In this way, the utility model discloses simple structure, equipment are nimble, and steering control is more accurate moreover.

Description

Steering mechanism and balance car

Technical Field

The utility model relates to a balance car technical field especially relates to a steering mechanism and use steering mechanism's balance car.

Background

The balance car is taken as the most popular current tool for riding instead of walk, and is popular among young people due to the fashionable appearance, flexibility and convenience in carrying.

At present, the balance car on the market is controlled to turn mostly through leg control or manual mode control balance car, and this kind of balance car adopts the gyroscope to monitor the balance car and turns to the condition, fixes the gyroscope on the control panel usually, and is fixed control panel and automobile body completely again, and the main control chip on the control panel can be constantly according to the position of gyroscope feedback, combines the positional information of gyroscope, and slewing mechanism pivoted angle according to angle sensor detects out afterwards, and main control chip control balance car turns.

Wherein, to control balance car turn process, the technical scheme who generally adopts is that, the balance car is connected with the mounting in steering mechanism's pivot, is provided with magnet and hall sensor respectively in the both sides of mounting, and when steering mechanism moved, it makes the magnetic field that the magnet formed rotatory thereupon to drive the magnet, perhaps hall sensor rotatory thereupon, leads to exerting the magnetic field change on hall sensor, finally arouses that hall sensor output's hall voltage changes to obtain steering mechanism's angle of turning to.

When the steering mechanism is installed in the mode, the magnetic poles of the magnets correspond to the Hall sensor, the steering direction is prevented from being opposite to the control direction, the assembling difficulty is improved, signals for controlling turning need to be converted, and the accuracy is reduced.

Therefore, it is necessary to design a steering mechanism with simple structure, convenient assembly and high control precision and a balance car using the steering mechanism.

SUMMERY OF THE UTILITY MODEL

Complicated in order to overcome current steering mechanism structure, the assembly requirement is too high, and need realize the problem that turns to the function through many times signal conversion, the utility model discloses a steering mechanism, set up two gyroscopes, connect on steering controller through the circuit board, the gyroscope is fixed on the controller support, a left side has been formed, right turn to the signal subassembly, a left side, right turn to the signal subassembly along transmission assembly axis symmetry, transmission assembly acts on a left side, right turn to the signal subassembly, drive two gyroscopes by transmission assembly and rotate, two steering controller control left and right sides motor respectively, steering controller realizes turning to through the corresponding motor of relative position drive that detects the gyroscope.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a steering mechanism, includes drive division, transmission assembly, a plurality of steering control ware, turns to the information subassembly and sets up the motor of steering mechanism both sides, its characterized in that:

the driving part is used for acquiring control information of the operation end and driving the transmission assembly to rotate according to the control information;

the steering information component comprises a left steering information component and a right steering information component which are axially symmetrically arranged along the transmission component;

the transmission assembly drives the left steering information assembly and the right steering information assembly to rotate through the driving action of the driving part;

and the steering controllers respectively drive the corresponding motors at two sides of the steering mechanism to act according to the action signals of the left steering information component and the right steering information component.

Furthermore, the left steering information assembly and the right steering information assembly respectively comprise a steering controller, a gyroscope and a support for mounting the gyroscope, and the gyroscope is connected with the steering controllers through a circuit board.

Further, the motor includes left motor and right motor, just left motor and right motor with a plurality of steering controller electricity are connected.

Further, the transmission assembly comprises connecting rods, cross beams are arranged on two sides of the connecting rods, the driving portion is connected with the connecting rods and drives the connecting rods to drive the left steering information assembly and the right steering information assembly to rotate through the cross beams.

Furthermore, the transmission assembly is a planetary gear mechanism, and two sides of the planetary gear mechanism are provided with cross beams; the driving part is connected with the planetary gear mechanism and drives the planetary gear mechanism to drive the left steering information component and the right steering information component to rotate through the cross beam.

Furthermore, the planetary gear mechanism comprises a planet carrier, a sun gear, a plurality of planetary gears and a gear ring connected with the planet carrier, wherein the sun gear is arranged in the planet carrier and is connected with the driving part; and the planetary gears are uniformly distributed in the circumferential direction of the sun gear and are meshed with the inner tooth surfaces of the gear rings.

Furthermore, the transmission assembly is a bevel gear mechanism, the bevel gear mechanism comprises a bevel gear column and two bevel gear rims symmetrically arranged along the bevel gear column, one end of the bevel gear column is connected with the driving part, and the other end of the bevel gear column is provided with a bevel gear; the two conical gear rims are respectively meshed with the conical gears so as to drive the left steering information component and the right steering information component to rotate.

Furthermore, the two conical gear rims are of fan-shaped structures and are symmetrically arranged on the two supports respectively.

Further, the driving part is a control lever, and the bottom end of the control lever is connected with the transmission assembly.

Further, the driving part comprises a motor and a circuit board used for acquiring the control information of the operation end, the motor drives the transmission assembly to rotate, and the motor is driven by the controller.

The utility model provides a balance car, includes shell, whole car control assembly and fixes the wheel of shell both sides, the balance car adopts steering mechanism, the drive division set up in shell front side or rear side, steering mechanism with whole car control assembly all fixes in the shell, both sides be provided with respectively on the wheel left side motor and right motor.

Furthermore, the vehicle shell is divided into an upper vehicle shell and a lower vehicle shell, pedals are symmetrically arranged on the left side and the right side of the upper end face of the upper vehicle shell, and a display is arranged in the middle of the upper end face of the upper vehicle shell.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up two gyroscopes, fix on the support afterwards, same steering controller is connected with respective steering controller or two gyroscopes connection to two gyroscopes, both sides support symmetry sets up, it rotates to drive the support under drive assembly's effect, gyroscope position on it takes place corresponding change, main control chip reacts after detecting the relative inclination of two gyroscopes, control turns to, steering mechanism's structure has been optimized, the assembly degree of difficulty has been reduced, drive assembly direct action realizes the position change of two gyroscopes simultaneously, the turn signal conversion number of times has been reduced, control is more accurate.

2. The utility model discloses a set up the multiple transmission assembly that can freely dismantle, with the overall structure modularization, can adopt different transmission assemblies to connect steering control subassembly and coupling assembling cooperation according to actual conditions, simplified the structure, the variety that has improved the mechanism greatly can be applicable to different circumstances.

3. The utility model discloses a set up two gyroscopes, two in-wheel motor on gyroscope and the balance car correspond the one-to-one connection, and its corresponding mode is indefinite, and the position of drive division can freely set up in the front end or the rear end of car shell, and structural design is nimble more changeable, can be applicable to multiple situation.

4. The utility model discloses a set up the main control chip and continuously monitor the gyroscope change, can detect the gyroscope position situation of change in the short time without limit number of times for gyroscope signal rapid change, steering controller amplified current controls the balance car, can conveniently detect out the people and have the wish of using the balance car.

Drawings

Fig. 1 is an isometric view of the present invention;

fig. 2 is an exploded view of the present embodiment 1;

fig. 3 is an isometric view of the internal structure of the present embodiment 1;

FIG. 4 is a right side sectional view of the present embodiment 1;

FIG. 5 is a partial schematic structural view of the present embodiment 1;

FIG. 6 is a front sectional view of the present embodiment 1;

fig. 7 is an exploded view of the present embodiment 2;

FIG. 8 is a schematic view of the internal structure of the present embodiment 2;

FIG. 9 is a schematic view of a part of the internal structure of the present embodiment 2;

FIG. 10 is a plan view of the internal structure of this embodiment 2;

FIG. 11 is a cross-sectional view of FIG. 9;

FIG. 12 is a partial structural view of the present embodiment 2;

FIG. 13 is an enlarged view of a portion A1 of FIG. 12;

fig. 14 is an exploded view of the present embodiment 3;

fig. 15 is an isometric view of the internal structure of this embodiment 3;

FIG. 16 is a plan view showing the internal structure of the present embodiment 3;

FIG. 17 is a sectional view taken along the line A-A;

FIG. 18 is a cross-sectional view taken along the line B-B;

FIG. 19 is a partial structural view of embodiment 3;

FIG. 20 is an enlarged view of a portion of C in FIG. 19;

the parts in the drawings are numbered as follows: 1. a joystick; 2. mounting the shell; 3. getting off the vehicle shell; 4. a wheel; 41. A drive motor; 5. a pedal; 6. a display; 7. a vehicle control assembly; 110. a bearing; 111. a fixing member; 112. a rotating shaft; 120. a connecting rod; 130. a gyroscope; 131. a steering controller; 132. a support; 133. a connecting table; 134. a fixing sheet; 135. a circular shaft; 136. a flange; 137. a spring; 138. a circular bump; 210. a bearing; 211. a fixing member; 212. a rotating shaft; 220. a ring gear; 221. a planetary gear; 222. A sun gear; 223. a planet carrier; 230. a gyroscope; 231. a steering controller; 232. a support; 233. a connecting table; 234. a fixing sheet; 235. a circular shaft; 236. a flange; 237. a spring; 238. a circular bump; 310. A bearing; 311. a fixing member; 312. a rotating shaft; 320. a bevel gear post; 321. a bevel gear rim; 330. a gyroscope; 331. a steering controller; 332. a support; 333. a connecting table; 334. a fixing sheet; 335. A circular shaft; 336. a flange; 337. a spring; 338. a circular bump.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not relevant to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Example 1

Referring to fig. 2, the steering mechanism of the present embodiment includes a driving portion, a transmission assembly, a steering information assembly, and motors disposed on two sides of the steering mechanism, wherein the driving portion is configured to obtain control information of an operation end and drive the transmission assembly to rotate according to the control information; the steering information component comprises a left steering information component and a right steering information component which are axially symmetrically arranged along the transmission component; the transmission assembly drives the left steering information assembly and the right steering information assembly to rotate through the driving action of the driving part; and the steering controllers respectively drive the corresponding motors at two sides of the steering mechanism to act according to the action signals of the left steering information component and the right steering information component.

The left steering information assembly and the right steering information assembly respectively comprise a gyroscope 130 and a support 132, the gyroscope 130 is fixed on the support 132, and the gyroscope 130 is connected with the steering controllers 131 through circuit boards.

In this embodiment, the two gyroscopes 130 are respectively connected to different steering controllers 131 through a circuit board (the two gyroscopes 130 may also be connected to the same steering controller 131 through a circuit board).

In the present embodiment, the steering mechanism may be driven by a physical signal, and the driving part includes the joystick 1 and the connection assembly. (the steering mechanism can also be driven by an electric signal, the driving part comprises a motor, a control chip and a manipulator, the motor is electrically connected with the control chip, the chip is electrically connected with the manipulator, the manipulator can be set into a remote control handle, a remote control rod, a mobile phone, a PAD and other electronic equipment, an action signal is sent out by the manipulator and then transmitted to the control chip, the control chip further controls the motor to rotate, the motor drives a transmission component, and the motor can control the rotation direction of the transmission component by positive rotation and negative rotation.)

Wherein, coupling assembling includes axis of rotation 112, bearing 110 and mounting 111, mounting 111 set up in the outside of axis of rotation 112, bearing 110 set up in the both ends of axis of rotation 112.

As shown in fig. 1, the balance car with the steering mechanism is adopted in this embodiment, which includes the steering mechanism, the car shell, the whole car control assembly 7 and fixes the wheels 4 on both sides of the car shell, the control rod 1 is fixedly connected to the front side or the rear side of the car shell, the control rod 1 bottom end and the rotating shaft 112 are fixedly connected, the steering mechanism and the whole car control assembly 7 are both fixed in the car shell, and the wheels 4 are provided with the driving motor 41.

Pedals 5 are symmetrically arranged on the left side and the right side of the upper end face of the upper vehicle shell 2, and a display 6 is arranged in the middle of the upper end face of the upper vehicle shell 2.

In this embodiment, the transmission assembly is a connecting rod 120, and a through hole is provided in the middle of the connecting rod 120 and beams are provided on both sides of the connecting rod, the through hole is connected with the rotating shaft 112 of the connecting assembly, and the beams are respectively located on the upper sides of the left steering information assembly and the right steering information assembly.

In this embodiment, two connection platforms 133 of equal fixedly connected with in support 132 below, connect platform 133 along support 132 axis symmetry setting and the structure the same, it is fixed that connection platform 133 lower extreme and lower casing 3 are connected, and it has lower semicircle slotted hole to connect platform 133 up end to open, support 132 below is provided with the boss, the boss terminal surface is opened has last semicircle slotted hole, goes up semicircle slotted hole and lower semicircle slotted hole cooperation and connects on a round axle 135, it is provided with stationary blade 134 to connect platform 133 top, stationary blade 134 is half bearing structure, stationary blade 134 passes through the fastener with connection platform 133 and fixes, the half bearing face of stationary blade 134 with the lower semicircle slotted hole cooperation formation through-hole of connection platform, through-hole and round axle 135 cooperation are fixed round axle 135.

Wherein, support 132 is provided with flange 136 near coupling assembling one end, and flange 136 is located the crossbeam of connecting rod under, and when the connecting rod rotated, a side crossbeam acted on flange 136 downwards, and the support 132 that drives the atress rotated around perpendicular to axis of rotation 112 axis direction, flange 136 below is provided with spring 137, the spring 137 lower extreme is connected on the circular lug 138 on lower hull 3, and spring 137 plays the effect of buffering and reseing when support 132 rotates downwards.

In the embodiment, when the signal of the left steering information component is applied to the left driving motor 41, the signal of the right steering information component is applied to the right driving motor 41, and the joystick 1 is fixedly connected to the rear side of the shell, the movement direction of the joystick 1 is consistent with the steering direction of the balance car; when the signal of the left steering information component acts on the right driving motor 41, the signal of the right steering information component acts on the left driving motor 41, the control rod 1 is fixedly connected to the front side of the shell, and the moving direction of the control rod 1 is the same as the steering direction of the balance car.

When a power switch is in a power-on state by pressing the operating lever 1 for a short time, the operating lever 1 is static, the relative positions of the gyroscopes 130 are parallel, and after a main control chip detects a relative position signal, the motor driving module is controlled to output a weak current to keep the balance car in a no-load state; when the control rod 1 shakes rapidly, the gyroscope 130 is controlled to rotate rapidly through the action of the connecting component and the connecting rod 120, and after the main control chip detects a relative position change signal, the motor driving module is controlled to output a strong current to keep the balance car balanced in a manned state; after getting off the balance car, the main control chip can control the motor driving module to output a weak current by pressing the power switch for a short time, or the main control chip controls the motor driving module to output a weak current after detecting that the gyroscope 130 is relatively parallel for a period of time and the motor is also relatively static for a period of time, so that the balance car keeps balance in an idle state.

In this way, adopt steering mechanism's balance car, drive assembly sets to connecting rod 120, through connecting rod 120 with coupling assembling and turn to the information subassembly, when control rod 1 drives the coupling assembling rotation of being connected with it, connecting rod 120 rotates around the axis along with it, connecting rod 120 one side crossbeam pushes down, acts on support 132, drives it and rotates around the axis vertical direction for the relative position of both sides gyroscope 130 changes, and steering controller 131 controls driving motor work according to this change and realizes that the balance car turns to.

Example 2

The steering mechanism of the present embodiment is the same as the driving portion of the steering mechanism of embodiment 1, except for the difference between the transmission assembly and the steering information assembly.

In the present embodiment, the driving part includes the joystick 1 and the connection assembly.

As shown in fig. 7, the transmission assembly of this embodiment employs a planetary gear mechanism, which includes a planet carrier 223, a sun gear 222, a plurality of planet gears 221 and a ring gear 220, two sides of the planet carrier 223 are connected to the lower shell 3 through ears with through holes, and the sun gear 222 is disposed in the planet carrier 223 and is connected to the rotating shaft 212 in a matching manner; a plurality of planet gears 221 are uniformly distributed on the circumference of the sun gear 222 and are meshed with the inner tooth surfaces of the gear ring 220; the gear ring 220 with the planet carrier 223 is fixed through the buckle, just gear ring 220 both sides are provided with the crossbeam.

Wherein, planet carrier 223 central point puts and is provided with the perforation, is provided with planetary gear post and buckle on the planet carrier 223, planetary gear post and buckle are all along circumference evenly distributed, and are a plurality of planetary gear 221 central point puts and is provided with the perforation, and is a plurality of planetary gear 221 connects on the planetary gear post through the perforation cooperation, and is a plurality of planetary gear 221 and sun gear 222 are located in the middle of planet carrier 223 and ring gear 220.

The sun gear 222 is provided with a through hole at a central position, the rotating shaft 212 of the connecting assembly penetrates through the through hole to be connected with the sun gear 222 in a matching manner, the rotating shaft 212 drives the sun gear 222 to rotate, and further drives the planetary gear 221 to rotate, so that the gear ring 220 meshed with the planetary gear 221 rotates.

In this embodiment, each of the left steering information assembly and the right steering information assembly includes a gyroscope 230 and a bracket 232 mounted on the lower shell 3, the gyroscope 230 is fixed on the bracket 232, and the gyroscope 230 and the steering controllers 231 are connected by a circuit board.

Wherein, support 232 below is provided with inside opening has the semi-cylindrical platform 2321 and the circle axle 235 of through-hole, circle axle 235 passes the through-hole, two equal fixedly connected with in two outside positions of the horizontal central line of support 232 connect platform 233, it is fixed with lower casing 3 to connect platform 233 lower extreme, it has the semicircle slotted hole to connect platform 233 up end to open, circle axle 235 both ends and the cooperation of the semicircle slotted hole of connecting platform 233, it is connected with stationary blade 234 to connect platform 233 top, stationary blade 234 is half bearing structure, stationary blade 234 with it is fixed through the fastener to connect platform 233, the semicircular bearing face of stationary blade 234 with the cooperation of the semicircle slotted hole of connecting platform 233 forms circular through-hole, circle axle 235 passes circular through-hole.

Wherein, the brackets 232 are all provided with a flange 236 at the inner side, the flange 236 is positioned below the cross beam, when the cross beam rotates along with the gear ring 220, the cross beam at one side presses down on the flange 236 to drive the stressed bracket 232 to rotate around the direction vertical to the axis of the rotating shaft 212, and the cross beam is positioned above the flange 236; a round lug 238 and a spring 237 are arranged below one end of the bracket 232 close to the connecting component, one end of the spring 237 is connected with the round lug 238, the other end of the spring 237 is connected with the shell 204, and the spring 237 plays roles of buffering and resetting when the bracket 232 rotates downwards.

When the position of the control lever 1 of the steering mechanism of the present embodiment is fixed, the signal of the steering information component acts on the driving motor 41 in a manner opposite to that of the control lever 1 in embodiment 1, so that the movement direction of the control lever 1 is consistent with the steering direction of the balance car, when the control lever 1 is fixedly connected to the rear side of the car shell, the signal of the left steering information component acts on the driving motor 41 on the right, the signal of the right steering information component acts on the driving motor 41 on the left, and the movement direction of the control lever 1 is consistent with the steering direction of the balance car; when the signal of the left steering information component acts on the left driving motor 41, the signal of the right steering information component acts on the right driving motor 41, the control rod 1 is fixedly connected to the front side of the shell, and the moving direction of the control rod 1 is the same as the steering direction of the balance car.

The balance car of the embodiment is the same as the balance car of the embodiment 1 except that the positions of the steering mechanism and the whole car position assembly are different.

The balance car of the present embodiment is used in the same manner as the balance car of embodiment 1.

Example 3

As shown in fig. 14, the transmission assembly of this embodiment employs a bevel gear mechanism, the bevel gear mechanism includes a bevel gear column 320 and two bevel gear rims 321 symmetrically disposed along the rotating shaft 312, a through hole is formed in the axial direction of the bevel gear column 320, one end of the bevel gear column 320 is connected to the rotating shaft 312, and a bevel gear is fixed to the other end of the bevel gear column; the conical gear wheel rims 321 are of sector structures, the two conical gear wheel rims 321 are symmetrically fixed on the two brackets 332 respectively, and two sides of the conical gear are connected with the conical gear wheel rims 321 in a matched mode.

In this embodiment, the two brackets 332 are vertically disposed, a shaft sleeve 3321 is fixed on the inner side end surfaces of the two brackets 332, a circular shaft 335 is disposed in the middle of the two brackets 332, the shaft sleeve 3321 is located at the center of the bracket 332, and the left end and the right end of the circular shaft 335 are respectively connected to the shaft sleeve 3321.

Two central line position department between the support 332 is provided with connects platform 333, it fixes on lower casing 3 to connect platform 333 lower extreme, it has lower semicircle slotted hole to connect platform 333 up end to open, circle 335 is located lower semicircle slotted hole, it is provided with stationary blade 334 to connect platform 333 top, stationary blade 334 is half bearing structure, stationary blade 334 with it is fixed that connect platform 333 passes through the fastener, the semicircle bearing surface of stationary blade 334 with the cooperation of the semicircle slotted hole of connecting platform 333 forms circular through-hole, circle 335 passes circular through-hole.

Wherein, the support 232 is all being close to coupling assembling one end is provided with flange 336, the flange 336 below is provided with circular lug 338, circular lug 338 below is connected with spring 337, and spring 337 plays the effect of buffering and reseing when support 332 rotates downwards.

When the rotating shaft 312 drives the bevel gear column 320 to rotate, the two bevel gear rims 321 engaged with the rotating shaft are driven to rotate at the same time, and the bevel gear rims 321 respectively drive the brackets 332 fixed with the bevel gear rims to rotate around the axis of the circular shaft 335.

When the position of the control lever 1 of the steering mechanism of the embodiment is fixed, the signal of the steering information component acts on the driving motor 41 in the same way as the connection way of the embodiment 1, so that the moving direction of the control lever 1 is consistent with the steering direction of the balance car, when the control lever 1 is fixedly connected to the rear side of the car shell, the signal of the left steering information component acts on the driving motor 41 on the left side, the signal of the right steering information component acts on the driving motor 41 on the right side, and the moving direction of the control lever 1 is consistent with the steering direction of the balance car; when the signal of the left steering information component acts on the right driving motor 41, the signal of the right steering information component acts on the left driving motor 41, the control rod 1 is fixedly connected to the front side of the shell, and the moving direction of the control rod 1 is the same as the steering direction of the balance car.

The above description is only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings of the utility model, or the direct or indirect application in other related technical fields, are included in the patent protection scope of the utility model.

Claims

1. The utility model provides a steering mechanism, includes drive division, transmission assembly, a plurality of steering control ware, turns to the information subassembly and sets up the motor of steering mechanism both sides, its characterized in that:

2. The steering mechanism as claimed in claim 1, wherein each of the left and right steering information assemblies includes a gyroscope and a bracket for mounting the gyroscope, and the gyroscope and the plurality of steering controllers are connected by a wiring board.

3. The steering mechanism as in claim 2, wherein the motor comprises a left motor and a right motor, and wherein the left motor is electrically connected to the right motor and the plurality of steering controllers.

4. The steering mechanism as claimed in claim 2, wherein the transmission assembly comprises a connecting rod with a cross beam arranged on both sides, and the driving part is connected with the connecting rod and drives the connecting rod to drive the left steering information assembly and the right steering information assembly to rotate through the cross beam.

5. The steering mechanism as claimed in claim 2, wherein the transmission assembly is a planetary gear mechanism having cross beams disposed on both sides thereof; the driving part is connected with the planetary gear mechanism and drives the planetary gear mechanism to drive the left steering information component and the right steering information component to rotate through the cross beam.

6. The steering mechanism according to claim 5, wherein the planetary gear mechanism includes a carrier, a sun gear, a plurality of pinion gears, and a ring gear connected to the carrier, the sun gear being disposed in the carrier and connected to the driving portion; and the planetary gears are uniformly distributed in the circumferential direction of the sun gear and are meshed with the inner tooth surfaces of the gear rings.

7. The steering mechanism according to claim 2, wherein the transmission assembly is a bevel gear mechanism, the bevel gear mechanism comprises a bevel gear column and two bevel gear rims symmetrically arranged along the bevel gear column, one end of the bevel gear column is connected with the driving part, and the other end of the bevel gear column is provided with a bevel gear; the two conical gear rims are respectively meshed with the conical gears so as to drive the left steering information component and the right steering information component to rotate.

8. The steering mechanism as claimed in claim 7, wherein both of the bevel gear rims are of a fan-shaped structure and are symmetrically disposed on the two brackets, respectively.

9. The steering mechanism as claimed in any one of claims 1 to 8 wherein the drive portion is a lever, the lever being connected at its lower end to the transmission assembly.

10. The steering mechanism according to any one of claims 1 to 8, wherein the driving portion includes a motor and a controller for acquiring control information of the operation end, the motor drives the transmission assembly to rotate, and the motor is driven by the controller.

11. A balance car, includes shell, whole car control assembly and fixes the wheel of shell both sides, its characterized in that, steering mechanism adopts any one of claims 1 to 10 steering mechanism, the drive division set up in shell front side or rear side, steering mechanism with whole car control assembly all fixes in the shell, both sides be provided with respectively on the wheel left side motor and right motor.

12. The balance car of claim 11, wherein the car shell is divided into an upper car shell and a lower car shell, pedals are symmetrically arranged on the left side and the right side of the upper end surface of the upper car shell, and a display is arranged in the middle of the upper end surface of the upper car shell.