CN209037725U - A two-seater parent-child tricycle with adjustable child seat position - Google Patents

Abstract

The utility model provides two-seater parent-offspring's tricycle of adjustable child seat position, control the trapezoidal connecting rod steering mechanism of its work on front-wheel by steering handle including vehicle frame, the cushion being arranged in above vehicle frame, steering handle, the front-wheel being arranged in below vehicle frame, rear-wheel, pedal, pedal chain-drive mechanism and being arranged in, trapezoidal connecting rod steering mechanism is for making front-wheel steer；The front of vehicle frame is integrally formed an annular brace sliding rail, two-seater parent-offspring's tricycle further includes front seat for children, postposition children's seat, front wheel independent suspension hydraulic spring grease cup damping, battery and rear-wheel assist motor, front wheel independent suspension hydraulic spring grease cup damping includes shock bracket and two dampers, battery is used to provide power for rear-wheel assist motor, and rear-wheel assist motor is used to provide auxiliary power for pedal chain-drive mechanism.The utility model ensure that the visual field for taking children is not blocked, effective shock-absorbing is provided using independent suspension hydraulic spring grease cup shock-damping structure, provides auxiliary power, allow user to ride more labor-saving.

Description

A two-seater parent-child tricycle with adjustable child seat position

technical field

The utility model relates to a child seat, in particular to a two-seat parent-child tricycle capable of adjusting the position of the child seat.

Background technique

With the third consumption upgrade in my country, the tourism industry has grown significantly, and major domestic scenic spots and scenic spots have paid more and more attention to the service experience for consumers. Many consumers choose to rent transportation when they visit the scenic spot, so the design of transportation for the roads inside the scenic spot becomes more and more important. In addition, with the encouragement of the national fertility policy, the proportion of families with two children is increasing year by year. For those parents who travel with one or two children, they need an easy-to-use parent-child transportation vehicle.

At present, the two-seat parent-child tricycles on the domestic and foreign markets are represented by the domestic brand - Leiya's parent-child bicycle. In addition, most of the existing products have no physical shock absorption and no additional auxiliary power.

Judging from the above-mentioned representative two-seater parent-child tricycles, the two front child seats are fixed, and the front seats block the front view of the children on the rear seats in height; In addition, the lack of additional auxiliary power makes riding uphill more laborious.

Utility model content

The technical problem to be solved by the utility model is to provide a two-seat parent-child tricycle capable of ensuring children's field of vision and having shock absorption and auxiliary power, which can adjust the position of the child's seat.

For achieving the above object, the technical scheme of the present utility model is as follows:

A two-seat parent-child tricycle with adjustable child seat position, comprising a frame, a seat cushion arranged above the frame, a steering handle, a front wheel, a rear wheel, a pedal and a pedal chain transmission mechanism arranged below the frame, and The trapezoidal link steering mechanism is arranged on the front wheel and its work is controlled by the steering handle. The trapezoidal link steering mechanism is used to steer the front wheel; the front of the frame is integrally formed with a ring-shaped support rail, which is close to the vehicle One end of the frame is higher than the end of the annular support rail that is far away from the frame;

The two-seat parent-child tricycle also includes a front child seat and a rear child seat. The rear child seat is fixedly arranged on the inner side of the annular support rail, and the front child seat is slidably arranged on the annular support rail and is located at the rear in front of the child seat;

The two-seater parent-child tricycle also includes a front wheel independent suspension hydraulic spring shock absorption mechanism. The front wheel independent suspension hydraulic spring shock absorption mechanism includes a shock absorber bracket and two shock absorbers. The upper end of the shock absorber bracket is connected to the frame and the annular slide rail. The connection is fixedly connected, two shock absorbers are symmetrically arranged on both sides of the shock absorber bracket in an inverted V shape, one end of the shock absorber is connected with the shock absorber bracket, and the other end is connected with the front wheel axle;

The two-seat parent-child tricycle also includes a battery and a rear wheel booster motor. The battery is used to provide power for the rear wheel booster motor, and the rear wheel booster motor is used to provide auxiliary power for the pedal chain transmission mechanism.

In an embodiment of the present invention, the front child seat is slidably arranged on the annular support slide rail through a set of buckles, and the outer side of the annular support slide rail is provided with two symmetrically arranged first slots and two symmetrically arranged second slots, the installation height of the first slot is lower than that of the second slot, wherein the second slot is located on the annular support slide rail installed on the rear child seat, and the first slot is located in the front On the annular support slide rail installed on the child seat, when the clip slides to the slot, it is locked in the slot to limit the position.

In one embodiment of the present invention, the front child seat and the rear child seat are provided with guardrails and five-point safety belts, and the guardrails can be rotatably arranged on the child seat.

In an embodiment of the present invention, the battery is arranged on the frame below the seat cushion, the battery is electrically connected to the rear wheel power assist motor, and the rear wheel power assist motor is connected to the pedal chain transmission mechanism.

Through the above-mentioned technical scheme, the beneficial effects of the present utility model are:

The front child seat of the utility model can be moved back and forth and up and down, so that it is convenient to quickly switch to a 1-seat or 2-seat mode, which ensures that the vision of the seated child is not blocked.

The utility model uses an independent suspension hydraulic spring damping mechanism to provide effective shock absorption, slow down bumps caused by uneven road surfaces, and improve passenger comfort;

The utility model uses the battery and the rear wheel motor to provide auxiliary power, so that the user can ride with less effort.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the structural representation of the utility model;

Figure 2 is a schematic diagram of the use of a single seat of the present invention;

Fig. 3 is the front view of the utility model;

Fig. 4 is an enlarged view of a part of the structure of the utility model;

10. Frame 20, seat cushion 30, steering handle 40, front wheel 50, rear wheel 60, pedal 70, pedal chain transmission mechanism 80, trapezoidal link steering mechanism 90, annular support rail 91, first card slot 92 , second card slot 100, front child seat 110, rear child seat 120, guardrail 130, five-point seat belt 140, buckle 150, front wheel independent suspension hydraulic spring damping mechanism 151, damping bracket 152 , Two shock absorbers 160, battery 170, rear wheel booster motor.

Detailed ways

In order to make it easy to understand the technical means, creation features, achievement goals and effects realized by the present invention, the present invention will be further described below with reference to the specific figures.

Referring to FIGS. 1 to 4 , the present utility model discloses a two-seat parent-child tricycle with adjustable child seat position, including a frame 10, a seat cushion 20 arranged above the frame, a steering handle 30, The lower front wheel 40, the rear wheel 50, the pedal 60, the pedal chain transmission mechanism 70 and the trapezoidal link steering mechanism 80 arranged on the front wheel are controlled by the steering handle. When working, the steering handle 30 drives the trapezoidal link The steering mechanism 80 steers the front wheels 40 .

An annular support slide rail 90 is integrally formed at the front of the vehicle frame 10 . The end of the annular support slide rail 90 close to the vehicle frame is higher than the end of the annular support slide rail away from the vehicle frame. The integral molding improves strength and stability.

The two-seater parent-child tricycle further includes a front child seat 100 and a rear child seat 110. Both the front child seat 100 and the rear child seat 110 are provided with a guardrail 120 and a five-point seat belt 130. The guardrails 120 are It is rotatably arranged on the child seat; the rear child seat 110 is rigidly fixed on the annular support rail 90 and is located inside the annular support rail, and the front child seat 100 is slidably arranged on the annular support rail 90 and located in front of the rear child seat 110, since the two ends of the annular support slide rail 90 are unequal in height, the rear child seat 110 is installed at a higher height, so that the front child seat 100 is seated. The child sitting on the rear child seat 110 will not block the vision of the child sitting on the rear child seat; in order to adjust the position of the front child seat and make the utility model have the function of quickly switching between 1 seat or 2 seats, the front child seat 100 The annular support slide rail 90 is slidably disposed on the annular support slide rail 90 by a set of clips 140 , and two symmetrically arranged first locking grooves 91 and two symmetrically arranged second locking grooves 92 are provided on the outer side of the annular support slide rail 90 . , the height of the first card slot 91 is lower than that of the second card slot 92, wherein the second card slot 92 is located on the annular support rail 90 installed on the rear child seat 110, and the first card slot 91 is located on the front child seat 100. installed on the annular support slide rail 90; the front child seat 100 is rigidly connected to the buckle 140, and the buckle 140 can slide on the annular support slide rail 90 between the first clip slot 91 and the second clip slot 92, When the buckle 140 slides to the card slot, it is locked in the card slot to limit the position. The buckle 140 adopts the spring bolt principle, which is the prior art, and the specific structure and use principle of the buckle are not repeated here. , it only needs to be able to slide on the annular support slide rail 90 and be fixed with the slot; when the clip 140 is located at the position of the first slot 91, the utility model has two seats, and when the clip 140 is located in the second slot When the slot 92 is in the position of the present invention, there is only one seat. When there is one seat, the guardrail 120 of the rear child seat 110 needs to be rotated and folded.

The two-seater parent-child tricycle also includes a front wheel independent suspension hydraulic spring shock absorption mechanism 150. The front wheel independent suspension hydraulic spring shock absorption mechanism 150 includes a shock absorption bracket 151 and two shock absorbers 152. The upper end of the shock absorption bracket 151 is connected to the frame. 10 and the connection of the annular slide rail 90 are fixedly connected, two shock absorbers 152 are symmetrically arranged on both sides of the shock absorber bracket 151 in an inverted V shape, one end of the shock absorber 152 is connected with the shock absorber bracket 151, and the other end is connected with the front wheel axle (not shown in the figure) connection; when in use, the shock-absorbing bracket is subjected to force, and the two shock absorbers 152 buffer the force, which effectively improves the shock-absorbing effect on bumpy road surfaces.

The two-seater parent-child tricycle also includes a battery 160 and a rear wheel booster motor 170. The battery 160 is disposed on the frame 10 below the seat cushion 20, the battery 160 is electrically connected to the rear wheel booster motor 170, and the rear wheel booster motor 170 is connected to the pedal chain transmission mechanism 70 is connected, the battery 160 is used to provide power for the rear wheel assist motor 170, and the rear wheel assist motor 170 drives the pedal chain transmission mechanism 70 to provide auxiliary power under high load conditions such as uphill.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention There will also be various changes and improvements in the new model, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (4)

1. a kind of two-seater parent-offspring's tricycle of adjustable child seat position including vehicle frame, the cushion being arranged in above vehicle frame, turns To handle, the front-wheel being arranged in below vehicle frame, rear-wheel, pedal, pedal chain-drive mechanism and it is arranged on front-wheel by steering handle Hand controls the trapezoidal connecting rod steering mechanism of its work, and trapezoidal connecting rod steering mechanism is for making front-wheel steer；It is characterized in that, described The front of vehicle frame is integrally formed an annular brace sliding rail, and annular brace sliding rail is remote higher than annular brace sliding rail close to one end of vehicle frame One end from vehicle frame；

Two-seater parent-offspring's tricycle further includes front seat for children and postposition children's seat, and postposition children's seat is fixed at annular It supports on the inside of sliding rail, front seat for children is slidably disposed on annular brace sliding rail and is located in front of postposition children's seat；

Two-seater parent-offspring's tricycle further includes a front wheel independent suspension hydraulic spring grease cup damping, and front wheel independent suspension hydraulic spring grease cup subtracts Shake mechanism includes shock bracket and two dampers, the fixed company in the junction of the upper end of shock bracket and vehicle frame and endless glide It connects, two dampers are symmetricly set on shock bracket two sides at inverted V type, and one end of damper is connect with shock bracket, the other end With front-wheel axis connection；

Two-seater parent-offspring's tricycle further includes battery and rear-wheel assist motor, and battery is dynamic for providing for rear-wheel assist motor Power, rear-wheel assist motor are used to provide auxiliary power for pedal chain-drive mechanism.

2. a kind of two-seater parent-offspring's tricycle of adjustable child seat position according to claim 1, which is characterized in that preceding It sets children's seat to be slidably disposed on annular brace sliding rail by one group of buckle, the lateral surface of annular brace sliding rail is equipped with Two symmetrically arranged first card slots and two symmetrically arranged second card slots, the mounting height of the first card slot is lower than the second card Slot, wherein the second card slot is located on the annular brace sliding rail of postposition children's seat installation, the first card slot is located at front seat for children On the annular brace sliding rail of installation, buckle is fastened in card slot when sliding onto card slot and is limited.

3. a kind of two-seater parent-offspring's tricycle of adjustable child seat position according to claim 1, which is characterized in that preceding It sets and is equipped with guardrail and five-point safety band on children's seat and postposition children's seat, guardrail is spindle rotationally arranged in child seat On chair.

4. a kind of two-seater parent-offspring's tricycle of adjustable child seat position according to claim 1, which is characterized in that store Battery is arranged on the vehicle frame below cushion, and battery is electrically connected with rear-wheel assist motor, and rear-wheel assist motor and pedal chain pass The connection of motivation structure.