CN110550132A

CN110550132A - Elastic reset device of balance car

Info

Publication number: CN110550132A
Application number: CN201910794004.4A
Authority: CN
Inventors: 陈聪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2019-12-10

Abstract

The invention relates to the field of balance cars, in particular to an elastic resetting device of a balance car, which comprises a main shaft (1) and a stepping piece (2) rotationally connected with the main shaft (1), wherein a mounting hole (3) used for rotating the main shaft (1) is formed in the stepping piece (2), the main shaft (1) is connected with an elastic resetting piece (4) with elastic deformation, the elastic resetting piece (4) comprises a resetting section I (5), a resetting section II (6) and a resetting section III (7), the resetting section II (6) is connected with the main shaft (1), the resetting section I (5) and the resetting section III (7) are respectively positioned at two sides of the main shaft (1), fixing pieces (9) are respectively connected on the resetting section I (5) and the resetting section III (7), and the fixing pieces (9) are connected with the stepping piece (2).

Description

Elastic reset device of balance car

Technical Field

The invention relates to the field of balance cars, in particular to an elastic resetting device of a balance car.

Background

The electric balance car detects the change of the posture of the car body by utilizing a gyroscope and an acceleration sensor in the car body, and accurately drives a motor to carry out corresponding adjustment by utilizing a servo control system so as to keep the balance of the system. Is a novel green and environment-friendly product used as a travel tool and leisure and entertainment by modern people.

Most structures of a balance car in the prior art comprise a plane type base, two pedals are connected to the base, force in a certain direction is applied to the pedals through a driver, the balance car is controlled to move forwards or backwards through the inclining direction of the pedals, the force applied by the two pedals is different to realize the steering of the balance car, but the elastic resetting device of the pedals of the balance car on the market at present adopts a compression spring, the compression spring is very troublesome in the assembling process, and the balance car can be smoothly installed by high proficiency.

Disclosure of Invention

Aiming at the defect of troublesome assembly of the spring in the prior art, the invention provides an elastic resetting device of a balance car.

In order to solve the technical problem, the invention is solved by the following technical scheme: the utility model provides an elasticity resetting means of balance car, includes that main shaft and main shaft rotate the piece of stepping on of being connected, steps on and sets up on the piece and be used for main shaft pivoted mounting hole, is connected with the elasticity piece that resets that has elastic deformation on the main shaft, elasticity piece that resets includes reset section one, reset section two and reset section three, reset section two is connected with the main shaft, reset section one and reset section three are located the main shaft both sides respectively, reset section one and reset section three go up all to be connected with the mounting, the mounting with step on the piece and be connected.

Adopt above-mentioned scheme, reset section one and the section three that resets of the piece that resets on the balance car are connected with stepping on the piece through the mounting, reset section two is connected with the main shaft and is needed advancing when the people of operation balance car, when retreating or turning to, the balance car operator is to stepping on the piece and applying the power of certain direction, it also is the slope form to step on the piece simultaneously, thereby order about the elastic reset piece reset section one and the three distortion elastic deformation of section of resetting, when the people of operation balance car accomplish advancing, when retreating or turning to, the balance car operator is to stepping on the piece and applying power cancellation, the elastic reset section one and the three of section of resetting of piece restore to the throne, the piece resets under the effect that elastic reset piece was reset to the slope, it is more convenient that it does not have fixed direction to install to reset section one and reset section.

Preferably, the treading piece is provided with a first sinking groove for mounting the elastic resetting piece.

By adopting the scheme, the elastic reset piece is positioned in the first sinking groove, the structure is more compact, and the function of limiting the position of the elastic reset piece can be achieved.

preferably, a first avoidance groove for avoiding the torsion of the elastic resetting piece is arranged in the first sinking groove.

by adopting the scheme, the first avoiding groove provides a certain space to ensure the space required by the deformation of the elastic reset piece when the elastic reset piece is elastically deformed.

Preferably, the mounting hole is formed along one side surface of the stepping member, and the central axis of the mounting hole is located on the side surface of the stepping member.

By adopting the scheme, the mounting holes are positioned on one side surface of the treading piece, so that the mounting is more convenient, and the main shaft can be conveniently assembled and disassembled.

Preferably, the second reset section of the elastic reset piece is in an annular shape and is formed by secondary injection molding with the main shaft in an encapsulation mode.

By adopting the scheme, the connection of the secondary injection molding is firmer.

preferably, the main shaft is an elliptic cylinder, and the cross section of the mounting hole is square.

By adopting the scheme, the main shaft is oval, the mounting hole is square, when the main shaft rotates in the mounting hole, the main shaft can only rotate by a moving angle, can not rotate by 360 degrees, and plays a limiting role in ensuring the limit inclined position of the treading piece.

Preferably, the elastic reset piece is in a long strip shape, the main shaft is provided with a clamping hole, and the reset section II is clamped in the clamping hole.

By adopting the scheme, the strip-shaped elastic reset piece is more convenient to mount and saves the cost.

Preferably, the fixing piece is provided with a second sinking groove for avoiding and pressing two ends of the first resetting section and the third resetting section.

By adopting the scheme, the second sinking groove is convenient for fixing the first resetting section and the third resetting section.

Due to the adoption of the technical scheme, the invention has the remarkable technical effects that: the first reset section and the third reset section of the reset piece on the balance car are connected with the treading piece through the fixing piece, the second reset section is connected with the main shaft, when a person operating the balance car needs to move forwards, move backwards or turn, the operator of the balance car applies force in a certain direction to the treading piece, and the treading piece is also inclined, thereby driving the first reset section and the third reset section of the elastic reset piece to be twisted and elastically deformed, when a person operating the balance car finishes advancing, retreating or steering, the force applied by the operator of the balance car to the treading piece is cancelled, the first reset section and the third reset section of the elastic reset piece are reset, the inclined treading piece is reset under the action of the elastic reset piece, the first reset section and the third reset section are respectively positioned at two sides of the main shaft, the installation is more convenient without a fixed direction, because two pedals are separately arranged on the main shaft, the balance car with the elastic reset device is operated to be more smooth when steering.

Drawings

FIG. 1 is an exploded view of an assembly of a resilient return device of a balance car according to an embodiment;

FIG. 2 is an exploded view of the elastic return device of the balance car according to the second embodiment;

Fig. 3 is a schematic structural view of a fixing member in the second embodiment.

The names of the parts indicated by the numerical references in the above figures are as follows: 1. a main shaft; 2. a tread member; 3. mounting holes; 4. an elastic reset member; 5. resetting the first section; 6. a reset section II; 7. a reset section III; 8. sinking a first groove; 9. a fixing member; 10. avoiding the first groove; 11. a clamping hole; 12. sinking a second tank; 13. a first fixed section; 14. a second fixed section; 15. and a third fixing section.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

The first embodiment is as follows:

An elastic reset device of a balance car, firstly referring to fig. 1, comprising a main shaft 1 and a treading piece 2 rotationally connected with the main shaft 1, wherein the main shaft 1 is tubular, the cross section of the main shaft 1 is oval in the embodiment, the treading piece 2 is box-shaped and comprises a box body in an open box body shape and a cover body clamped on the opening of the box body, the box body of the treading piece 2 can be used for installing a control system, a battery and the like of the balance car, the treading piece 2 is provided with two pieces which are arranged side by side along the axial direction of the main shaft 1, a mounting hole 3 used for rotating the main shaft 1 is arranged on the end surface of the box body of the treading piece 2 far away from the opening of the box body, the, but not limited to, the central axis of the mounting hole 3 must be located on one end face of the stepping member 2, the central axis of the mounting hole 3 may be slightly away from the end face of the stepping member 2, but the mounting effect is best when the central axis of the mounting hole 3 is located on the end face of the stepping member 2. An elastic reset piece 4 is connected on a main shaft 1, the elastic reset piece 4 sequentially comprises a reset section I5, a reset section II 6 and a reset section III 7 in an integrated forming mode, the reset section II 6 is connected with the main shaft 1, the reset section I5 and the reset section III 7 are respectively positioned on two sides of the main shaft 1, the elastic reset piece 4 is a strip-shaped sheet body in the embodiment, the reset section II 6 and the main shaft 1 are formed by rubber coating and secondary injection molding, the reset section II 6 is annularly wrapped on the surface of the main shaft 1, a sunken groove I8 for installing the elastic reset piece 4 is formed in one side, away from an opening, of a box body of a treading piece 2, fixing pieces 9 are respectively connected on the reset section I5 and the reset section III 7, the fixing pieces 9 are screws in the embodiment, screw portions are in threaded connection with the treading piece 2, the reset section I5 and the reset section III 7 are connected with the treading piece 2 through the fixing pieces 9, but the, the cross section of the mounting hole 3 is square in the embodiment, because the main shaft 1 is oval and the mounting hole 3 is square in the embodiment, when the main shaft 1 rotates in the mounting hole 3, only the moving angle can be rotated, the main shaft cannot rotate 360 degrees, so that the limiting effect is achieved, when a person operating the balance car needs to move forward, backward or turn, the operator of the balance car applies force in a certain direction to the stepping piece 2, and the stepping piece 2 is also inclined, thereby driving the first reset segment 5 and the third reset segment 7 of the elastic reset piece 4 to be twisted and elastically deformed, when the person operating the balance car finishes advancing, retreating or steering, the operator of the balance car cancels the force applied to the treading piece 2, the first reset section 5 and the third reset section 7 of the elastic reset piece 4 are reset, the inclined treading piece 2 is reset under the action of the elastic reset piece 4, and a first avoiding groove 10 for avoiding the torsion of the elastic reset piece 4 is formed in the first sinking groove 8.

Example two:

The difference between this embodiment and the first embodiment lies in the elastic reset piece 4, and referring to fig. 2 and fig. 3, the elastic reset piece 4 in this embodiment is in a strip shape, the cross sections of the main shaft 1 and the mounting hole 3 in this embodiment are both cylindrical, the main shaft 1 is provided with a clamping hole 11, the middle reset section two 6 of the elastic reset piece 4 is clamped in the clamping hole 11, the reset section one 5 and the reset section three 7 are respectively located at both sides of the main shaft 1, the fixing piece 9 in this embodiment is different from the fixing piece 9 in the first embodiment, the fixing piece 9 in this embodiment includes a fixing section one 13, a fixing section two 14 and a fixing section three 15, the fixing section two 14 is in a semicircular shape and forms a completed circular hole with the mounting hole 3, and the main shaft 1 is rotatably connected in the circular hole, the fixing section one 13 and the fixing section three 15 are respectively located at both sides of the fixing section two 14 in a planar shape and are both connected with the box body of the, and a second sinking groove 12 for compressing the elastic reset piece 4 is formed in one side of the first fixing section 13 and the third fixing section 15 towards the treading piece 2, and two ends of the first resetting section 5 and the third resetting section 7 are fixed through the first sinking groove 8 and the second sinking groove 12.

Claims

1. The utility model provides an elasticity resetting means of balance car, a serial communication port, including main shaft (1) with main shaft (1) rotate be connected step on piece (2), it is used for main shaft (1) pivoted mounting hole (3) to have seted up on piece (2) to trample, be connected with elasticity that has elastic deformation on main shaft (1) and reset piece (4), elasticity resets piece (4) including reset section one (5), reset section two (6) and reset section three (7), reset section two (6) are connected with main shaft (1), reset section one (5) and reset section three (7) are located main shaft (1) both sides respectively, all be connected with mounting (9) on reset section one (5) and reset section three (7), mounting (9) with trample piece (2) and be connected.

2. The elastic reset device of the balance car according to claim 1, wherein the treading member (2) is provided with a first sinking groove (8) for mounting the elastic reset member (4).

3. The elastic resetting device of the balance vehicle as claimed in claim 2, characterized in that a first avoidance groove (10) for avoiding the torsion of the elastic resetting member (4) is provided in the first sinking groove (8).

4. The elastic return device of a balance vehicle according to claim 1, wherein the mounting hole (3) is formed along one side surface of the stepping member (2), and the central axis of the mounting hole (3) is located on the side surface of the stepping member (2).

5. The elastic resetting device of the balance car as claimed in claim 1, characterized in that the resetting section two (6) of the elastic resetting piece (4) is annular and is formed by two-step injection molding with the main shaft (1) in an encapsulation way.

6. The elastic resetting device of the balance car as claimed in claims 4 and 5, characterized in that the main shaft (1) is an elliptic cylinder, and the cross section of the mounting hole (3) is square.

7. The elastic reset device of the balance car according to claim 1, wherein the elastic reset piece (4) is in a long strip shape, the main shaft (1) is provided with a clamping hole (11), and the reset section two (6) is clamped in the clamping hole (11).

8. The elastic resetting device of the balance car as claimed in claim 7, characterized in that the fixing member (9) is provided with a second sinking groove (12) for avoiding and pressing the two ends of the first resetting section (5) and the third resetting section (7).