CN203601477U - Electric three-wheel baby carriage with shock absorption function - Google Patents

Abstract

The utility model discloses an electronic tricycle bassinet with shock-absorbing function, including the automobile body main part, install in a preceding wheel in automobile body main part the place ahead, install in two rear wheels at automobile body main part rear, install in the anterior locomotive of automobile body main part and install in the seat on automobile body main part upper portion, its characterized in that: a yielding space is arranged between the rear part of the vehicle body main body and the two rear wheels, and a damping device is arranged in the yielding space. Through being equipped with one between automobile body main part rear portion and two rear wheels and stepping down the space to be equipped with damping device in this stepping down the space, can improve the travelling comfort and the security of this electronic tricycle bassinet greatly through this damping device, can make children realize the shock attenuation function effect of moving away to avoid possible earthquakes through damping spring compression buffering in the use.

Description

Electric three-wheel baby carriage with shock absorption function

technical field

The utility model relates to the technology in the field of an electric three-wheel baby carriage, in particular to an electric three-wheel baby carriage with a shock-absorbing function.

Background technique

Ordinary three-wheeled electric vehicles are generally composed of two rear wheels, a front wheel, body, drive gearbox, seat, pedals and front, and their driving stability is better than that of bicycles and two-wheeled electric vehicles at low speeds. Therefore, small electric tricycles are popular among children. However, the existing electric tricycles have complex structures, large body, disharmonious body frame structure, inconvenient assembly, and low safety factor. At the same time, with the improvement of people's living standards, the requirements for children's products are getting higher and higher. Electric tricycles The comfort and safety performance of the electric tricycle need to be further improved, which is mainly reflected in the shock absorber frame of the electric tricycle. In the prior art, it has not been found that a shock absorber is installed on the electric tricycle, so that the electric tricycle is greatly reduced. The comfort of a three-wheel stroller.

Contents of the invention

In view of this, the utility model aims at the deficiencies of the prior art, and its main purpose is to provide a more comfortable and safe electric tricycle baby carriage with a shock-absorbing function.

In order to achieve the above purpose, the utility model adopts the following technical solutions: an electric three-wheeled stroller with shock absorption function, including a body body, a front wheel installed in front of the body body, and two rear wheels installed in the rear of the body body. Wheels, a front mounted on the front of the body body and a seat mounted on the top of the body body, a space for relief is provided between the rear of the body body and the two rear wheels, and a shock absorbing device is arranged in the space for relief.

As a preferred solution, the two rear wheels are connected by a rear wheel shaft, a suspension frame is set between the rear wheel shaft and the middle part of the main body of the vehicle body, and the shock absorbing device is installed on the rear part of the main body of the vehicle body and the suspension frame between.

As a preferred solution, the shock absorbing device includes a limit rod and a shock absorbing spring. The shock absorbing spring is arranged on the suspension frame and above the rear wheel axle. One end of the limit rod is installed at the rear of the vehicle body, and the other end Insert the center of the shock spring.

As a preferred solution, the suspension frame is provided with an accommodating groove for accommodating a shock absorbing spring above the rear wheel axle, and the shock absorbing spring is placed in the accommodating groove; Install the mounting hole of the limit rod, the upper end of the limit rod is installed on the installation hole, the lower part of the limit rod passes through the middle part of the shock absorbing spring, and the upper part of the limit rod is a cylindrical shape that resists the upward movement of the shock absorbing spring As for the limiting block, the cross-sectional diameter of the upper part of the limiting rod is greater than the diameter of the damping spring.

As a preferred solution, a movable space for the limit rod to move up and down with the expansion and contraction of the shock absorbing spring is provided between the lower end of the limit rod and the bottom of the accommodating groove.

As a preferred solution, mounting grooves are provided on both sides of the middle part of the vehicle body, and the suspension frame includes a left suspension frame and a right suspension frame, and one end of the left suspension frame and the right suspension frame is installed on the rear axle The upper end and the other end are respectively installed on the installation grooves on both sides of the middle part of the vehicle body.

As a preferred solution, the two rear wheels are a left rear wheel and a right rear wheel, and a drive gearbox is arranged between the right suspension frame and the right rear wheel.

As a preferred solution, foot pedals are respectively installed on both sides of the bottom of the vehicle body.

As a preferred solution, a steering handle is installed above the front of the vehicle, the steering handle is connected to the front wheels through a steering shaft, and the steering shaft passes through the front of the vehicle to connect with the front wheels.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, which are as follows: the utility model is provided with a space for giving way between the rear part of the vehicle body main body and the two rear wheels, and in the space for giving way There is a shock absorbing device, which can greatly improve the comfort and safety of the electric tricycle stroller, and can enable the child to achieve the function of shock absorbing and shock absorbing through the compression and buffering of the shock absorbing spring during use, and the The whole structure of the electric tricycle baby carriage is simple, convenient to assemble, low in cost, and conducive to large-scale production and market promotion.

Description of drawings:

Fig. 1 is the perspective view of the preferred embodiment of the utility model;

Fig. 2 is the exploded view of the preferred embodiment of the utility model;

Fig. 3 is a sectional view of a preferred embodiment of the present utility model.

Explanation of the accompanying drawings:

10. Body body

11. Suspension frame

111. Left suspension frame 112. Right suspension frame

12. Mounting slot 13. Pedal

20. Front wheel

30. Rear wheel

31. Left rear wheel 32. Right rear wheel

40. Front

41. Direction handle 42. Steering shaft

50. seat

60. Give way

70. Shock absorbing device

71. Limit rod 72. Damping spring

73. Accommodating groove 74. Mounting hole

711. Limit block

80. Drive gearbox

Detailed ways:

Please refer to shown in Fig. 1 to Fig. 3, it has shown the specific structure of the preferred embodiment of the present utility model, a kind of electric tricycle stroller with damping function, comprises vehicle body main body 10, is installed in vehicle body main body 10 fronts A front wheel 20, two rear wheels 30 installed on the rear of the body body 10, a headstock 40 installed on the front portion of the body body and a seat 50 installed on the top of the body body 10, the rear portion of the body body 10 is connected to the two A relief space 60 is provided between the rear wheels 30 , and a shock absorbing device 70 is disposed in the relief space 60 . The two rear wheels 30 are connected through a rear axle, and a suspension frame 11 is erected between the rear axle and the middle part of the vehicle body 10 .

The shock absorbing device 70 is installed between the rear portion of the vehicle body body 10 and the suspension frame 11 .

The shock absorbing device 70 includes a limiting rod 71 and a shock absorbing spring 72. The shock absorbing spring 72 is arranged on the suspension frame 11 and above the rear wheel axle. Insert the shock absorbing spring 72 middle part.

The suspension frame 11 is located above the rear axle and is provided with an accommodating groove 73 for accommodating the shock absorbing spring 72, and the shock absorbing spring 72 is arranged in the accommodating groove 73; The mounting hole 74 of the rod 71, the upper end of the limiting rod 71 is installed on the mounting hole 74, the lower part of the limiting rod 71 passes through the middle part of the damping spring 72, and the upper part of the limiting rod 71 is used to resist the upward movement of the damping spring 72 Cylindrical limit block 711, the cross-sectional diameter of the upper part of the limit rod 71 is greater than the diameter of the damping spring 72, the diameter of the damping spring 72 refers to the cross-sectional diameter of a cylinder with the damping spring 72 as the same size In this way, the damping spring 72 can be prevented from passing through the limit block 711 on the upper part of the limit rod 71 and slipping over the limit block 711 to lose the shock absorbing effect. A movable space 75 for the limit rod 71 to move up and down with the expansion and contraction of the damping spring 72 is provided between the lower end of the limit rod 71 and the bottom of the accommodating groove 73 . When the shock absorbing spring 72 shrinks, the maximum movable distance of the lower end of the limit rod 71 is in contact with the bottom of the accommodation groove 73. When the shock absorbing spring 72 is opened, the lower end of the limit rod 71 is separated from the bottom of the accommodation groove 73 to form the aforementioned 75 movable spaces.

Both sides of the middle part of the vehicle body body 10 are provided with mounting grooves 12, and the suspension frame 11 includes a left suspension frame 111 and a right suspension frame 112, and one end of the left suspension frame 111 and the right suspension frame 112 is installed on the rear axle , and the other ends are respectively installed on the installation grooves 12 on both sides of the middle part of the vehicle body body 10 . The two rear wheels 30 are a left rear wheel 31 and a right rear wheel 32 , and a drive gearbox 80 is arranged between the right suspension frame 112 and the right rear wheel 32 .

Foot boards 13 are installed on both sides of the bottom of the vehicle body body 10 .

A steering handle 41 is installed above the headstock 40 , and the steering handle 41 is connected with the front wheels 20 through a steering shaft 42 , and the steering shaft 42 passes through the headstock 40 and is connected with the front wheels 20 . .

The key points of the present utility model are: by providing a space for giving way between the rear part of the vehicle body main body and the two rear wheels, and providing a shock absorbing device in the space for making way, the electric three-wheel drive can be greatly improved by the shock absorbing device. The comfort and safety of the three-wheeled stroller can enable children to realize the function of shock absorption and shock absorption through the compression and buffering of the shock-absorbing spring during use, and the overall structure of the electric three-wheeled stroller is simple, easy to assemble, and low in cost. mass production and marketing.

The above are only preferred embodiments of the present utility model, and do not limit the technical scope of the present utility model in any way, so any minor modifications, equivalent changes and changes made to the above embodiments according to the technical essence of the present utility model Modifications still belong to the scope of the technical solution of the utility model.

Claims (9)

1. An electric three-wheel baby carriage with shock absorbing function, comprising a body body, a front wheel installed in the front of the body body, two rear wheels installed in the rear of the body body, a headstock installed in the front of the body body, and an installation The seat on the upper part of the vehicle body is characterized in that: a relief space is provided between the rear part of the vehicle body and the two rear wheels, and a shock absorbing device is arranged in the relief space. 2. According to claim 1, an electric three-wheel baby carriage with shock absorbing function is characterized in that: said two rear wheels are connected by a rear wheel shaft, and a suspension is set between the rear wheel shaft and the middle part of the vehicle body. The vehicle frame, the shock absorbing device is installed between the rear part of the vehicle body main body and the suspension vehicle frame. 3. According to claim 2, an electric three-wheel baby carriage with shock absorbing function is characterized in that: the shock absorbing device includes a limit rod and a shock absorbing spring, and the shock absorbing spring is arranged on the suspension frame and located at Above the rear wheel axle, one end of the limit rod is installed on the rear part of the main body of the vehicle body, and the other end is inserted into the middle part of the damping spring. 4. According to claim 3, an electric three-wheel baby carriage with shock absorbing function is characterized in that: said suspension frame is located above the rear wheel axle and is provided with an accommodating groove for accommodating shock absorbing springs, said absorbing The shock spring is placed in the accommodating groove; the rear part of the vehicle body is provided with a mounting hole for installing a limit rod, the upper end of the limit rod is installed on the mounting hole, and the lower part of the limit rod passes through the shock absorber In the middle of the spring, the upper part of the limiting rod is a cylindrical limiting block that resists the upward movement of the damping spring, and the cross-sectional diameter of the upper part of the limiting rod is greater than the diameter of the damping spring. 5. An electric three-wheel baby carriage with shock absorbing function according to claim 4, characterized in that: between the lower end of the limit rod and the bottom of the accommodating tank, there is a spacer for the limit rod to expand and contract with the shock absorbing spring. Movable space for up and down activities. 6. According to claim 3, an electric three-wheel baby carriage with shock absorbing function is characterized in that: installation grooves are provided on both sides of the middle part of the vehicle body, and the suspension frame includes a left suspension frame and a right suspension frame. Vehicle frame, one end of the left suspension vehicle frame and the right suspension vehicle frame are installed on the rear wheel axle, and the other ends are respectively installed on the installation grooves on both sides of the middle part of the vehicle body. 7. According to claim 6, a kind of electric three-wheel stroller with shock absorbing function is characterized in that: said two rear wheels are left rear wheel and right rear wheel, between said right suspension frame and right rear wheel A drive gearbox is provided. 8 . The electric three-wheel baby carriage with shock absorbing function according to claim 1 , wherein pedals are respectively installed on both sides of the bottom of the vehicle body. 9. According to claim 1, an electric three-wheel baby carriage with shock absorbing function is characterized in that: a direction handle is installed above the front of the vehicle, and the direction handle is connected to the front wheel through a steering shaft, and the steering shaft passes through The headstock is connected with the front wheels.

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