CN205022773U - Electromobile for children - Google Patents

Abstract

(B, ) the utility model relates to an electromobile for children, which comprises a vehicle rack, the front wheel subassembly, the rear wheel subassembly, actuating mechanism, the front wheel subassembly includes the front axle, two front wheels, the rear wheel subassembly includes the trailing axle, two rear wheels, the frame rotates with the trailing axle mutually to be connected, electromobile for children still includes the directional control device, directional control device and front axle looks fixed connection, electromobile for children includes still that both ends are rotated with front axle and trailing axle respectively mutually and is connected and can makes the front wheel that is located one side of electromobile for children and the distance between the rear wheel be less than the front wheel of the opposite side that is located electromobile for children and the connecting rod of the distance between the rear wheel along with the rotation of directional control device, the both ends of connecting rod are located electromobile for children's the left and right sides respectively. The utility model discloses an it makes the front wheel that is located electromobile for children one side and the distance between the rear wheel be less than the front wheel that is located the electromobile for children opposite side and the distance between the rear wheel to rotate the directional control device to realize turning to of electromobile for children. (B, )

Description

electric car for children

technical field

The utility model relates to an electric vehicle for children.

Background technique

Children's electric vehicles in the prior art (for example, the authorized announcement number is CN204236696U, and the authorized announcement date is 2015-4-1), including a frame, a front wheel assembly arranged on the front side of the frame, and a wheel assembly arranged on the rear side of the frame. A rear wheel assembly, a direction control device and a drive device for controlling the movement direction of the children's electric vehicle. The direction control device includes a steering rod assembly, a steering wheel arranged at the rear bottom of the vehicle frame, and a transmission rod whose two ends are respectively directly or indirectly connected to the steering rod assembly and the steering wheel, and the steering wheel and the steering rod assembly are driven by the transmission rod. The steering wheel is driven to rotate, and the driving device includes a motor fixedly arranged on the vehicle frame, and the motor drives the front wheel assembly to drive the electric vehicle to run. The children's electric vehicle can turn the steering wheel to control the steering wheel arranged at the rear of the vehicle frame, and the rotation of the steering wheel drives the whole vehicle to turn.

Utility model content

The technical problem to be solved by the utility model is to provide a children's electric vehicle with different steering control methods.

In order to solve the above technical problems, a kind of technical scheme that the utility model adopts is:

An electric vehicle for children, comprising a frame, a front wheel assembly arranged at the bottom front of the frame, a rear wheel assembly arranged at the rear of the bottom of the frame, and used to drive the electric vehicle for children The drive mechanism, the front wheel assembly includes a front wheel shaft extending along the left and right direction of the children's electric vehicle, and two front wheels that are respectively rotatably connected to the two ends of the front wheel shaft, and the The rear wheel assembly includes a rear wheel shaft extending along the left-right direction of the children's electric vehicle, and two rear wheels that are respectively rotatably connected to the two ends of the rear wheel shaft. The wheel shafts are connected in rotation, and the children's electric vehicle also includes a direction control device that is connected in rotation with the frame and can control the movement direction of the children's electric vehicle, and the direction control device is connected with the front The wheel shafts are fixedly connected, and the children's electric vehicle also includes two ends that are respectively rotatably connected to the front wheel shaft and the rear wheel shaft and can be positioned at the The distance between the front wheel and the rear wheel on one side of the children's electric vehicle is smaller than the distance between the front wheel and the rear wheel on the other side of the children's electric vehicle, and the two ends of the connecting rod The parts are respectively located on the left and right sides of the electric vehicle for children.

Specifically, when the children's electric vehicle is running in a straight line, the connection point between the direction control device and the front wheel shaft and the connection point between the vehicle frame and the rear wheel shaft are on the same line as the line. The connecting rods described above intersect.

Specifically, the direction control device includes a vertical rod whose lower end is fixedly connected with the front wheel shaft and extends in the vertical direction, an operating member fixedly connected with the upper end of the vertical rod, and the vertical rod The rod is rotatably connected with the vehicle frame.

More specifically, the operating member is a steering rod, a steering wheel or a handle.

Specifically, the rotation axis between the direction control device and the vehicle frame, the rotation axis between the connecting rod and the front wheel shaft, the connection between the connecting rod and the rear wheel shaft The rotation axis, the rotation axis of the vehicle frame and the rear wheel shaft all extend along the up and down direction.

More specifically, the direction control device is parallel to the axis of rotation of the vehicle frame and the connecting rod is parallel to the axis of rotation of the front wheel shaft, and the connecting rod is parallel to the axis of rotation of the front wheel shaft. The rotation axis of the rear wheel shaft and the vehicle frame are parallel to the rotation axis of the rear wheel shaft.

Specifically, the frame includes a frame body extending in the front-to-rear direction, a first sleeve formed at the front end of the frame body, and a second sleeve formed at the rear end of the frame body. The bushing, the direction control device is rotatably inserted in the first bushing, the rear axle is provided with a rotating member rotatably inserted in the second bushing, the The connecting rod is rotatably connected with the front wheel shaft and the rear wheel shaft through the first rotating shaft and the second rotating shaft respectively.

Specifically, the drive mechanism includes a motor fixedly connected to the frame, a drive wheel assembly fixedly connected to the frame and driven to rotate by the motor, and used to drive the motor A transmission device that is in transmission connection with the drive wheel assembly.

More specifically, the transmission device is a transmission belt.

Specifically, the distance between the connection point between the direction control device and the front wheel shaft and the two front wheels is equal, and the connection point between the vehicle frame and the rear wheel shaft is at the same distance from the two front wheels. The rear wheels are equally spaced.

The orientation words such as front, rear, left, right, up, and down mentioned above are defined in the orientation of children's electric vehicles in normal use.

The scope of the present utility model is not limited to technical solutions formed by a specific combination of the above technical features, but also covers other technical solutions formed by any combination of the above technical features or equivalent features. For example, a technical solution formed by replacing the above-mentioned features with (but not limited to) technical features with similar functions disclosed in this application.

Due to the application of the above-mentioned technical solutions, the utility model has the following advantages compared with the prior art: the utility model makes the front wheel shaft and the rear wheel shaft rotate at a certain angle and in the opposite direction through the rotation direction control device, so that the children's electric vehicle is located The distance between the front wheel and the rear wheel on one side is smaller than the distance between the front wheel and the rear wheel on the other side of the children's electric vehicle, thereby realizing the steering of the children's electric vehicle.

Description of drawings

Accompanying drawing 1 is the structural representation of the utility model;

Among them: 1. Frame; 2. Front axle; 3. Front wheel; 4. Rear axle; 5. Rear wheel; 6. Seat; 7. Rotating part; 8. Vertical rod; 9. Operating part; 10. Connecting rod ; 11, the frame body; 12, the first bushing; 13, the second bushing; 14, the first shaft; 15, the second shaft; 21, the motor; 22, the drive wheel assembly;

detailed description

As shown in accompanying drawing 1, a kind of children's electric vehicle comprises a vehicle frame 1, a front wheel 3 assembly arranged at the bottom front part of the vehicle frame 1, a rear wheel 5 assembly arranged at the bottom rear part of the vehicle frame 1, and is used to drive children Driving mechanism for electric vehicle movement.

The front wheel assembly includes a front wheel shaft 2 extending along the left-right direction of the children's electric vehicle, and two front wheels 3 respectively rotatably connected to the two ends of the front wheel shaft 2, and the rear wheel assembly includes a Rear axle 4, two rear wheels 5 that are rotatably connected with the two ends of rear axle 4 respectively.

The vehicle frame 1 includes a vehicle frame body 11 extending in the front-rear direction, a first sleeve 12 formed at the front end of the vehicle frame body 11, a second sleeve 13 formed at the rear end of the vehicle frame body 11, and an electric vehicle for children. It also includes a seat 6 fixedly arranged on the vehicle frame body 11. The vehicle frame 1 is rotatably connected with the rear wheel shaft 4, specifically, the rear wheel shaft 4 is provided with a rotating part 7, and the rotating part 7 is rotatably inserted in the second sleeve 13 so that the vehicle frame 1 and the rear wheel shaft 4 rotate connect.

The driving mechanism includes a motor 21 fixedly connected to the frame 1 (specifically, the frame body 11 ), and a drive wheel assembly 22 fixedly connected to the frame 1 (specifically, the frame body 11 ) and driven by the motor 21 . A transmission device 23 for transmission connection of the motor 21 and the drive wheel assembly 22 . The transmission device 23 is a transmission belt, of course, transmission devices 23 such as chains and gears are also feasible.

The children's electric vehicle also includes a direction control device that is rotatably connected to the vehicle frame 1 and can control the direction of motion of the children's electric vehicle. within 12. Specifically, the direction control device includes a vertical rod 8 whose lower end is fixedly connected with the front wheel shaft 2 and extends in the vertical direction, and an operating member 9 fixedly connected with the upper end of the vertical rod 8, and the vertical rod 8 rotates with the vehicle frame 1 Connection, that is, the vertical rod 8 is rotatably inserted in the first sleeve 12 so that when the rotating operation member 9 drives the vertical rod 8 to rotate around its own axis, the vertical rod 8 can drive the front wheel shaft 2 to rotate. The operating part 9 is a direction rod, a steering wheel or a handle.

The children's electric vehicle also includes two ends that are rotatably connected to the front wheel shaft 2 and the rear wheel shaft 4 through the first rotating shaft 14 and the second rotating shaft 15 respectively, and can be positioned at the front of one side of the children's electric car as the direction control device rotates. The distance between the wheel 3 and the rear wheel 5 is smaller than the distance between the front wheel 3 and the rear wheel 5 on the other side of the children's electric vehicle. The two ends of the connecting rod 10 are respectively located on the left and right sides of the children's electric vehicle Both sides, in this embodiment, the front end of the connecting rod is located on the left side of the children's electric vehicle, and the rear end is located on the right side of the children's electric vehicle. When the children's electric vehicle travels along a straight line, the connecting point between the direction control device and the front axle 2 and the connecting point between the vehicle frame 1 and the rear axle 4 are intersected by the connecting rod 10 at the straight line.

The direction control device and the rotation axis of the vehicle frame 1 (that is, the axis of the vertical rod 8 itself), the rotation axis of the connecting rod 10 and the front wheel shaft 2 (that is, the axis of the first rotating shaft 14), the connecting rod 10 and the axis of rotation of the rear axle 4 (i.e. the axis of the second rotating shaft 15), the axis of rotation of the vehicle frame 1 and the rear axle 4 (i.e. the axis of rotation of the rotating member 7) all extend along the up-down direction. The direction control device is parallel to the axis of rotation of the vehicle frame 1 (i.e. the axis of the vertical rod 8 itself) and the axis of rotation of the connecting rod 10 and the front wheel shaft 2 (i.e. the axis of the first rotating shaft 14), The connecting rod 10 is parallel to the rotation axis of the rear wheel shaft 4 (ie the axis of the second rotating shaft 15 ) and the rotation axis of the vehicle frame 1 and the rear wheel shaft 4 (ie the axis of the rotating member 7 itself).

The distance from the connection point between the direction control device and the front wheel shaft 2 to the two front wheels 3 is equal, and the distance from the connection point between the vehicle frame 1 and the rear wheel shaft 4 to the two rear wheels 5 is equal. When the children's electric vehicle is running in a straight line, the vehicle frame 1, the direction control device, the front wheel assembly and the rear wheel assembly are on the vertical plane where the connection point between the direction control device and the front wheel shaft 2 and the connection point between the vehicle frame 1 and the rear wheel shaft 4 are located. bilateral symmetry.

Working principle: When the motor 21 drives the driving wheel assembly 22 to move to a certain speed of the children's electric car, the counterclockwise rotation of the operating part 9 drives the vertical rod 8 to rotate around its own axis, and then drives the front wheel shaft 2 to rotate counterclockwise, and the two front The wheel 3 rotates at a certain angle with the front wheel shaft 2, and at the same time, under the action of the connecting rod 10, the rear wheel shaft 4 rotates clockwise, and the two rear wheels 5 rotate at a certain angle with the rear wheel shaft 4, so that they are located on the left side of the children's electric vehicle. The distance between the front wheel 3 and the rear wheel 5 is smaller than the distance between the front wheel 3 and the rear wheel 5 on the right side of the children's electric car, so that the children's electric car can turn to the left; At 9 o'clock, the children's electric vehicle can be turned to the right.

As mentioned above, we have fully described according to the purpose of the utility model, but the utility model is not limited to the above-mentioned embodiment and implementation method. Practitioners in the relevant technical fields can make different changes and implementations within the scope permitted by the technical ideas of the present utility model .

Claims (10)

1. a children's electric motor vehicle, comprise vehicle frame (1), be arranged on the front component of described vehicle frame (1) front portion, the end, be arranged on the wheel assembly at described vehicle frame (1) rear portion, the end, for driving the driver train of described children's electric motor vehicle motion, it is characterized in that: described front component comprises the front wheel spindle (2) that the left and right directions along described children's electric motor vehicle extends, rotate with the both ends of described front wheel spindle (2) two front-wheels (3) respectively that be connected, described wheel assembly comprises the hind axle (4) that the left and right directions along described children's electric motor vehicle extends, rotate with the both ends of described hind axle (4) two trailing wheels (5) respectively that be connected, described vehicle frame (1) rotates with described hind axle (4) and is connected, described children's electric motor vehicle also comprises rotating with described vehicle frame (1) and is connected and can controls the directional controller of the sense of motion of described children's electric motor vehicle, described directional controller and described front wheel spindle (2) are fixedly connected, described children's electric motor vehicle also comprises both ends and rotates with described front wheel spindle (2) and described hind axle (4) respectively and be connected and the distance between the front-wheel of the side being positioned at described children's electric motor vehicle (3) and trailing wheel (5) can be made to be less than the connecting rod (10) of the distance between the front-wheel (3) of the opposite side being positioned at described children's electric motor vehicle and trailing wheel (5) along with the rotation of described directional controller, the both ends of described connecting rod (10) lay respectively at the left and right sides of described children's electric motor vehicle.

2. children's electric motor vehicle according to claim 1, it is characterized in that: when described children's electric motor vehicle linearly travels, point of connection place straight line and the described connecting rod (10) of the point of connection of described directional controller and described front wheel spindle (2) and described vehicle frame (1) and described hind axle (4) are crossing.

3. children's electric motor vehicle according to claim 1, it is characterized in that: described directional controller comprises bottom and described front wheel spindle (2) is fixedly connected and the montant (8) extended along the vertical direction, the operating parts (9) that is fixedly connected with the upper end of described montant (8), and described montant (8) rotates with described vehicle frame (1) and is connected.

4. children's electric motor vehicle according to claim 3, is characterized in that: described operating parts (9) is direction lever, bearing circle or handle.

5. children's electric motor vehicle according to claim 1, is characterized in that: center of rotation, the described vehicle frame (1) of the rotational axis line of the rotational axis line of described directional controller and described vehicle frame (1), described connecting rod (10) and described front wheel spindle (2), described connecting rod (10) and described hind axle (4) extend all along the vertical direction with the rotational axis line of described hind axle (4).

6. children's electric motor vehicle according to claim 5, it is characterized in that: rotational axis line and the described connecting rod (10) of described directional controller and described vehicle frame (1) parallel with the rotational axis line of described front wheel spindle (2), center of rotation and the described vehicle frame (1) of described connecting rod (10) and described hind axle (4) parallel with the rotational axis line of described hind axle (4).

7. children's electric motor vehicle according to claim 1 or 5, it is characterized in that: described vehicle frame (1) comprises the frame body (11) extended along the longitudinal direction, be formed in first sleeve pipe (12) of the leading section of described frame body (11), be formed in second sleeve pipe (13) of the rearward end of described frame body (11), described directional controller can be plugged in described the first sleeve pipe (12) rotationally, described hind axle (4) is provided with the tumbler (7) that can be plugged in rotationally in described the second sleeve pipe (13), described connecting rod (10) to rotate with described front wheel spindle (2) and described hind axle (4) respectively by the first rotating shaft (14) and the second rotating shaft (15) and is connected.

8. children's electric motor vehicle according to claim 1, is characterized in that: described driver train comprise be fixedly connected with described vehicle frame (1) motor (21), to be fixedly connected with described vehicle frame (1) and to be driven the drive wheel assemblies (22), the driving device (23) for described motor (21) and described drive wheel assemblies (22) being in transmission connection that rotate by described motor (21).

9. children's electric motor vehicle according to claim 8, is characterized in that: described driving device (23) is driving band.

10. children's electric motor vehicle according to claim 1, it is characterized in that: described directional controller is equal to the distance of the front-wheel (3) described in two with the point of connection of described front wheel spindle (2), described vehicle frame (1) is equal to the distance of the trailing wheel (5) described in two with the point of connection of described hind axle (4).