CN210555353U

CN210555353U - Electrodynamic balance car's body construction and electrodynamic balance car

Info

Publication number: CN210555353U
Application number: CN201921512705.6U
Authority: CN
Inventors: 陈克
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-05-19
Anticipated expiration: 2029-09-11

Abstract

The utility model discloses an electrodynamic balance car's body construction and electrodynamic balance car. Comprises a first vehicle body and a second vehicle body which are symmetrically arranged and can rotate mutually; be provided with the main shaft between first automobile body and the second automobile body, the main shaft is connected the first automobile body and the second automobile body on both sides, and at least one automobile body can rotate by the relative main shaft, its characterized in that, stop gear is left at first automobile body and second automobile body connection position, stop gear includes pin thread and box, and one of them first automobile body is connected to the pin thread, and another automobile body is connected to the box, and pin thread and box mutually support and ensure that two automobile bodies can not follow the axial separation of main shaft. The utility model discloses use the main shaft of a body structure, reduced the cost of preparation electrodynamic balance car.

Description

Electrodynamic balance car's body construction and electrodynamic balance car

Technical Field

The utility model relates to a balance car, especially an electrodynamic balance car's body construction and electrodynamic balance car.

Background

The operation principle of the electric balance vehicle is mainly based on dynamic stability, a gyroscope and an acceleration sensor in the vehicle body are utilized to detect the change of the posture of the vehicle body, and a servo control system is utilized to accurately drive a motor to carry out corresponding adjustment 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.

The left side and the right side of a traditional balance car are respectively and independently controlled, and two wheels are respectively arranged on the car bodies on the left side and the right side; the vehicle bodies are mostly made of plastic, and in order to ensure the stable connection between the left vehicle body and the right vehicle body and the stable connection between the two vehicle bodies and the corresponding wheels, an aluminum plate for supporting is usually additionally arranged in the vehicle bodies; connect the main shaft through aluminum plate to and connect the axletree through aluminum plate, reach the steadiness of connecting, but such structure is comparatively complicated and the cost is higher.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided an electrodynamic balance car's body construction and electrodynamic balance car.

A vehicle body structure of an electric balance vehicle comprises a first vehicle body and a second vehicle body which are symmetrically arranged and can rotate mutually; the main shaft is arranged between the first vehicle body and the second vehicle body, the main shaft is connected with the vehicle bodies on two sides, at least one vehicle body can rotate relative to the main shaft, the outer end of the main shaft extends to the wheel position, and the axles of the wheels on two sides are respectively embedded into the end part of the main shaft and fixed.

Furthermore, a locking bolt is arranged at the outer end part of the main shaft, and the locking bolt is screwed into the main shaft and locks the axle.

Furthermore, stop gear is left to first automobile body and second automobile body connection position, stop gear includes pin thread and box, and one of them automobile body is connected to the pin thread, and another automobile body is connected to the box, and pin thread and box mutually support and ensure that two automobile bodies can not follow the axial separation of main shaft.

Furthermore, the limiting mechanism also comprises a key and a key slot; the key and the key slot are respectively arranged on the male buckle or the female buckle of different vehicle bodies.

Further, the male buckle is: the inner end of the vehicle body is provided with a convex boss, and the outer edge of the convex boss is provided with a withdrawal prevention strip; the female buckle is as follows: the inner end of the vehicle body is provided with an annular groove; the anti-retreat strip is embedded in the annular groove and is axially limited.

Furthermore, a key groove is formed in the boss, and a key is arranged in the annular groove.

Furthermore, more than one shaft sleeve is arranged on the left side and the right side of the main shaft, and the main shaft is in running fit with the shaft sleeves; the lower side of the shaft sleeve is provided with a fixing buckle which fixes the shaft sleeve and the vehicle body into a whole.

Further, a deflection resetting device is arranged between the main shaft and the vehicle body; the deflection resetting device controls the vehicle body to reset when the vehicle body swings for a certain angle relative to the main shaft.

Furthermore, the deflection resetting device is an elastic steel sheet, the middle part of the elastic steel sheet is pressed on the main shaft and fixed into a whole through a bolt, and two sides of the elastic steel sheet are respectively fixed on the vehicle body.

An electrodynamic balance car, includes foretell vehicle body structure.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a main shaft outer end extends to the wheel position of both sides, and the axletree of both sides wheel imbeds the main shaft tip respectively and fixes, has replaced the aluminum plate design of traditional balance car through the mode of extension main shaft, has simplified the frame structure, has reduced the cost of preparation electrodynamic balance car for the cost reduces.

2. The utility model discloses a axletree direct embedding main shaft tip of wheel is fixed through the locking bolt for the axletree axiality of both sides wheel obtains improving, has further promoted the stability of whole car.

3. The utility model discloses a stop gear is left at first automobile body and second automobile body connection position, and stop gear includes pin thread and box, and pin thread and box mutually support and ensure that two automobile bodies can not follow the axial separation of main shaft, ensure the security of whole car.

4. The utility model discloses a design of key and keyway has injectd two automobile bodies maximum pivot angle each other, ensures that left automobile body and the automobile body on right side are at a suitable within range swing angle all the time, has promoted the security of whole car.

4. The utility model discloses a main shaft left and right sides all is provided with the more than one axle sleeve, bears through the axle sleeve between automobile body and the main shaft, during the use, and the driver can comparatively light control automobile body swing on the main shaft, promotes and controls the travelling comfort.

5. The utility model discloses a beat resetting means when the automobile body for the certain angle of main shaft swing, the control automobile body resets, and this design makes when the balance car does not use, and the automobile body can reply the original position.

Drawings

Fig. 1 is a schematic view of a vehicle body structure of an electric balance vehicle.

Fig. 2 is a schematic view of one of the vehicle bodies of the electric balance vehicle.

Fig. 3 is a schematic view of another vehicle body of the electric balance vehicle.

Fig. 4 is a schematic view of a connection part of a vehicle body and a main shaft of the electric balance vehicle.

Fig. 5 is a schematic view of a yaw returning apparatus of the electric balance car.

Detailed Description

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

Embodiment 1, as shown in fig. 1 to 4, a vehicle body structure of an electric balance vehicle for simplifying vehicle body components of the balance vehicle.

A vehicle body structure of an electric balance vehicle including a vehicle body 10 and wheels 3 fixed to both sides of the vehicle body, the vehicle body comprising:

the vehicle comprises a vehicle body 1, wherein the vehicle body 1 comprises a first vehicle body 11 and a second vehicle body 12 which are symmetrically arranged and can rotate mutually;

and the main shaft 2 is connected with the wheels 3 at two sides and is fixed on the vehicle body 1.

When the electric balance car is in a use state, the car body 1 is at the topmost part. The first body 11 may be a left body and the second body 12 may be a right body. However, the present invention is not limited thereto. When the electric balance car is turned 180 degrees horizontally, the first car body 11 becomes the right car body, and the second car body 12 becomes the left car body.

The first vehicle body 11 and the second vehicle body 12 have substantially the same shape, and the first vehicle body 11 and the second vehicle body 12 can rotate relative to each other, and the limiting mechanism 4 defines the maximum angle of the relative rotation.

And a limiting mechanism 4 is reserved at the connecting part of the first vehicle body 11 and the second vehicle body 12. The limiting mechanism 4 comprises a male buckle 41, a female buckle 44, a key 42 and a key groove 43.

The male buckle comprises: the inner end of the vehicle body is provided with a convex boss, and the outer edge of the convex boss is provided with a withdrawal prevention strip; the female buckle is as follows: the inner end of the vehicle body is provided with an annular groove; the anti-retreat strip is embedded in the annular groove and is axially limited. The male buckle and the female buckle are respectively located at the connection position of the first vehicle body 11 and the second vehicle body 12, and the invention is not limited in this respect as to whether the male buckle and the female buckle are fixedly arranged on the first vehicle body 11 or the second vehicle body 12. The male buckle and the female buckle are matched with each other to connect the first vehicle body 11 and the second vehicle body 12, and the connection mode is stable, so that the first vehicle body 11 and the second vehicle body 12 cannot slide outwards to be separated, and the safety is ensured.

The surface of the male buckle 41 and the female buckle 44 is provided with a key 42 or a key groove 43 for preventing the first vehicle body 11 and the second vehicle body 12 from rotating axially, and the invention is not limited in this respect as to whether the key 42 and the key groove 43 are fixedly arranged on the first vehicle body 11 or the second vehicle body 12.

A gap is reserved between the limiting mechanism 4 and the main shaft 2, and when the left and right vehicle bodies swing back and forth, the main shaft cannot rub with the vehicle bodies.

The main shaft 2 is an integral structure, and in the embodiment, the main shaft 2 adopts a common hollow pipe in the market. More than one shaft sleeve 21 is arranged on the left side and the right side of the main shaft 2, and the main shaft is in running fit with the shaft sleeves; the lower side of the shaft sleeve is provided with a fixing buckle 22, and the shaft sleeve and the vehicle body 1 are fixed into a whole by the fixing buckle 22.

In this embodiment, the shaft sleeves 21 are two on each side, and the total number of the shaft sleeves 21 is four, and the fixing buckles 22 correspond to the shaft sleeves 21 one by one, and the total number of the fixing buckles is four.

The outer end of the main shaft 2 extends to the wheel position, and the axles of the wheels at two sides are respectively embedded into the end part 20 of the main shaft and fixed. And a locking bolt 23 is arranged at the outer end part of the main shaft, and the locking bolt 23 is screwed into the main shaft and locks the axle.

When the electric balance car is in a running process, the shaft sleeve and the main shaft can rotate relatively, and the shaft sleeve bears the weight of the car body and serves as a swinging base point.

The wheels 3 comprise two wheels which extend out from two opposite sides of the vehicle body 1 and are fixed on the main shaft 2. A hub motor is arranged in the wheel, a brushless direct current motor is arranged in the hub, a circuit board is arranged in the frame, and an electronic gyroscope is integrated on the circuit board. The electronic gyroscope detects whether the vehicle body inclines or not, and when the vehicle body inclines, the hub motor generates reverse acting force to keep the vehicle body balanced. And further, according to the inclination direction of the vehicle body, the feedback of the sensors below the left foot and the right foot is used for judging the use intention of the vehicle owner and controlling the vehicle body to regulate and control forwards, backwards, leftwards, rightwards and speed.

Embodiment 2, as shown in fig. 5, this embodiment is substantially the same as embodiment 1, except that a yaw returning device 53 is provided between the main shaft and the vehicle body; the yaw returning device controls the first vehicle body 11 and the second vehicle body 12 to return when the first vehicle body 11 and the second vehicle body 12 swing at a certain angle with respect to the main shaft 2. The deflection resetting device 53 is preferably an elastic steel sheet, the middle part of the elastic steel sheet is pressed on the main shaft 2 and fixed into a whole through a bolt 51, and two sides of the elastic steel sheet are respectively fixed on the corresponding vehicle bodies.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The foregoing embodiments and description of the invention have been provided in the present application for the purpose of illustrating the principles of the invention and is subject to various changes and modifications without departing from the spirit and scope of the invention. All such variations and modifications are intended to be within the scope of the claimed invention.

Claims

1. A vehicle body structure of an electric balance vehicle comprises a first vehicle body (11) and a second vehicle body (12) which are symmetrically arranged and can rotate mutually; be provided with main shaft (2) between first automobile body (11) and second automobile body (12), first automobile body (11) and second automobile body (12) on both sides are connected to main shaft (2), and at least one automobile body can rotate relative to the main shaft, characterized in that, the outer end of main shaft (2) to wheel (3) position extension, axletree (31) of both sides wheel imbed main shaft tip (20) respectively and are fixed.

2. The vehicle body structure of the electric balance vehicle according to claim 1, wherein a locking bolt (23) is provided at an outer end portion of the main shaft, and the locking bolt is screwed into the main shaft (2) and locks the axle (31).

3. The vehicle body structure of the electric balance vehicle according to claim 1, wherein a limiting mechanism (4) is left at the connecting position of the first vehicle body (11) and the second vehicle body (12), the limiting mechanism (4) comprises a male buckle (41) and a female buckle (44), the male buckle (41) is connected with one of the first vehicle bodies (11), the female buckle (44) is connected with the other vehicle body, and the male buckle (41) and the female buckle (44) are matched with each other to ensure that the two vehicle bodies cannot be separated along the axial direction of the main shaft (2).

4. The vehicle body structure of the electric balance vehicle according to claim 3, wherein the stopper mechanism (4) further comprises a key (42) and a key groove (43); the key (42) and the key groove (43) are respectively arranged on male buckles or female buckles of different vehicle bodies.

5. The vehicle body structure of the electric balance vehicle according to claim 3, wherein the male buckle is: the inner end of the vehicle body is provided with a convex boss, and the outer edge of the convex boss is provided with a withdrawal prevention strip; the female buckle is as follows: the inner end of the vehicle body is provided with an annular groove; the anti-retreat strip is embedded in the annular groove and is axially limited.

6. The vehicle body structure of the electric balance vehicle according to claim 5, wherein the boss is provided with a key groove (43), and the annular groove is provided with a key (42).

7. The vehicle body structure of the electric balance vehicle according to claim 1, wherein more than one shaft sleeve (21) is arranged on each of the left side and the right side of the main shaft (2), and the main shaft and the shaft sleeves are in rotating fit; the lower side of the shaft sleeve is provided with a fixing buckle (22), and the shaft sleeve and the vehicle body (1) are fixed into a whole by the fixing buckle (22).

8. The vehicle body structure of the electric balance vehicle according to claim 1, wherein a yaw returning means (53) is provided between the main shaft and the vehicle body; the deflection resetting device controls the first vehicle body (11) and the second vehicle body (12) to reset when the first vehicle body (11) and the second vehicle body (12) swing relative to the main shaft (2) for a certain angle.

9. The vehicle body structure of the electric balance vehicle according to claim 8, wherein the deflection resetting device (53) is an elastic steel plate, the middle part of the elastic steel plate is pressed on the main shaft (2) and fixed into a whole through a bolt (51), and the two sides of the elastic steel plate are respectively fixed on the corresponding vehicle bodies.

10. An electric balance car characterized in that it comprises a car body structure according to any one of claims 1 to 9.