CN201089499Y - Children tricycle - Google Patents

Abstract

The utility model discloses a tricycle for children, comprising a main tricycle frame, a front fork connected with a pivot shaft of the main tricycle frame, a handle bar arranged on the upper part of the front fork, a front wheel rotatably arranged on the lower part of the front fork, a seat with the front part arranged on the main tricycle frame, a rear wheel bracket connected with the rear end part of the main tricycle frame, rear wheels which are respectively arranged on the two end parts of the rear wheel bracket rotatably, a handle, hand rests which are formed on the two lateral parts of the seat by the end part of the handle expending downwards, straight tube sections which are formed on the two sides by the hand rests on the two lateral parts being bended backwards, and a 'U' shaped bottom bracing rod which has an upward opening and is fixed on the lower part of the main tricycle frame, wherein, the two end parts of the bottom bracing rod are fixedly connected with the end parts of the straight tube sections on the two sides respectively, the two rear lateral parts of the seat are connected with the hand rests on the two sides. Therefore, the tricycle for children with the structure provides greater seat space for children; moreover, the utility model has simple structure and low production cost.

Description

children's tricycle

technical field

The utility model relates to a bicycle for children, in particular to a tricycle for children.

Background technique

The children's tricycle of prior art comprises main vehicle frame, the front fork that is pivotally connected with main vehicle frame, the handlebar that is arranged on the top of front fork, the front wheel that is rotatably arranged on the bottom of front fork, is arranged on main vehicle A seat on the frame, a rear wheel bracket connected with the rear end of the main vehicle frame, two rear wheels and a push rod that are respectively rotatably arranged at two ends of the rear wheel bracket. The seat is relatively independent. The seat is usually made of parts such as seat board, backrest and armrest, and the seat is usually made of plastic. Due to the high cost of plastic, the seat is relatively small, which makes it inconvenient to compare the children's tricycle. Big children use; and if the seat is to be made bigger, the cost of children's tricycle is higher again.

Contents of the invention

The technical problem to be solved by the utility model is to provide a children's tricycle, which can provide children with a larger seat space.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A children's tricycle comprises a main frame, a front fork pivotally connected with the main frame, a handlebar arranged on the upper part of the front fork, a front wheel rotatably arranged on the lower part of the front fork, and the front part is arranged on the main vehicle The seat on the frame, the rear wheel bracket connected to the rear end of the main frame, the rear wheels respectively rotatably arranged at the two ends of the rear wheel bracket, the push handle, and the push handle downwards Extending the armrests formed on both sides of the seat, the straight pipe sections on both sides formed by bending the armrests on both sides backwards, and the "U-shaped" bottom brace fixed on the lower part of the main frame with the opening upward pole. The two ends of the bottom brace are respectively fixedly connected to the ends of the straight pipe sections on both sides, and the two ends of the bottom brace are respectively fixedly connected to the ends of the straight pipe sections on both sides. The two rear sides of the seat are respectively connected with the straight pipe sections on both sides.

The above-mentioned push handle is a U-shaped bar with an opening downward, and its two ends are respectively connected with the upper ends of the two said handrails. A backrest is arranged at the rear portion of the seat. The lower part of the backrest is rotatably connected with the rear part of the seat, and an anti-rotation mechanism is provided between the backrest and the seat, or an anti-rotation mechanism is provided between the backrest and the armrests on both sides.

The end of the above-mentioned bent section of the handrail can be drawn and inserted into the straight pipe section. The above-mentioned seat is slidably arranged on the main frame along the front-rear direction of the main frame, and a positioning mechanism is arranged between the main frame and the seat, and the distance between the seat and the front fork can be adjusted by the positioning mechanism.

In addition, the first awning bracket, the second awning bracket and the surrounding frame located above the seat are arranged on the armrest. A basket frame is arranged behind the seat, and the front end of the basket frame is connected with the two ends of the bottom brace.

Finally, two pedals symmetrical to the main frame are arranged at the lower part of the main frame, and the rear parts of the pedals are hung on the cross bars of the bottom braces.

Due to the implementation of the above technical solutions, the utility model has the following advantages compared with the prior art:

The end of the push handle of the utility model extends downwards to form the armrests on both sides. The distance between the armrests on both sides limits the size of the seat space. The larger the distance between the armrests on both sides, the larger the seat space.

Description of drawings

Fig. 1 is a perspective view of the utility model;

Fig. 2 is the front view of the utility model;

Fig. 3 is an enlarged view of A in Fig. 2 .

1. Main frame; 1a, straight pipe; 1b, curved pipe of rear extension; 2, front fork; 3, front wheel; 4, handlebar; 5, seat; 6, frame; 7, pedal; 8 1. Rear wheel bracket; 9. Rear wheel; 10. Bottom support rod; 11. Basket frame; 12. Push handle; 13. First roof bracket; 14. Second roof bracket; 15. Positioning mechanism; 16. Handrail; 16a , straight pipe section; 17, backrest; 19, positioning hole; 20, latch; 21, pedal; 61, first arm guard; 62, second arm guard.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail:

Referring to Fig. 1 to Fig. 3, the children's tricycle according to the present embodiment comprises a main frame 1, a front fork 2 pivotally connected with the main frame 1, a handlebar 4 arranged on the top of the front fork 2, a rotatably arranged The front wheel 3 at the bottom of the front fork 2, the seat 5 that is arranged on the main frame 1 at the front, the rear wheel bracket 8 that is connected to the rear end of the main frame 1 in the approximate middle, is rotatably arranged at the rear respectively. The rear wheels 9 at both ends of the wheel bracket 8, the push handle 12, the armrests 16 arranged on both sides of the seat 5, and the two straight pipe sections 16a formed by bending the armrests 16 on both sides backwards are fixedly installed on the main vehicle. The lower opening of the frame 1 is a "U-shaped" bottom brace 10 facing upwards.

The above-mentioned push handle 12 is a U-shaped bar with an opening downward, and the end of the push handle 12 extends downward to form armrests 16 on both sides of the seat 5, and the push handle 12 and the armrests 16 are detachably connected . The push handle 12 can be installed or removed from the children's tricycle according to actual needs. The handrails 16 on both sides are bent backward to form a straight pipe section 16a, and the ends of the bent sections of the handrails 16 can be drawn and inserted into the straight pipe section 16a. Both sides of the seat 5 are arranged on the two straight pipe sections 16a respectively, and the two ends of the above-mentioned bottom brace 10 are respectively fixedly connected to the outer ends of the two straight pipe sections 16a. As above, the push handle 12, the handrail 16, the straight pipe section 16a, the U-shaped bottom brace 10 and the main frame 1 are connected together, and the push handle 12 can be pushed to control the steering of the front wheels 3.

The main frame 1 is composed of a straight pipe portion 1a parallel to the horizontal plane and a curved pipe portion 1b of the rear extension of the straight pipe portion 1a. The seat 5 is slidably arranged on the main frame 1 along the front and rear direction of the main frame 1 . A positioning mechanism 15 is arranged between the seat 5 and the main frame 1 . A plurality of positioning holes 19 are opened on the straight pipe portion 1a along the front-rear direction of the main frame 1 , and the positioning holes 19 are spaced apart by a certain distance. The positioning hole 19 and the latch 20 arranged at the bottom of the seat 5 form a positioning mechanism 15 together. By inserting the latch 20 into the positioning hole 19 at different positions, the relative distance between the seat 5 and the front fork 2 can be adjusted to meet the needs of different children. needs.

The rear portion of above-mentioned seat 5 is rotatably connected with the bottom of backrest 17, and one side (not shown) of cloth cover is provided with on the both sides of backrest 17, and the other side of cloth cover is connected with each armrest 16, in The handrail 16 is provided with a flexible connection belt (not shown) with connectors. When the connectors are buckled together, the connecting straps can prevent the backrest 17 from toppling backwards; untie the connectors, the connecting straps are disconnected, and the degree of expansion of the cloth cover can be adjusted to adjust the inclination of the backrest 17. Simultaneously, described cloth cover can prevent children from falling from the car because of surrounding the space between the sides of armrest 16 and backrest 17 .

In addition, the first awning support 13 , the second awning support 14 and the surrounding frame 6 are also arranged on the armrest 16 . The second roof bracket 14 is located above the seat 5 . The surrounding frame 6 is composed of a first arm 61 and a second arm 62 , and is also located above the seat 5 . One ends of the first arm 61 and the second arm 62 are respectively provided on each armrest 16 , and a locking mechanism is provided between the other end of the first arm 61 and the other end of the second arm 62 . The surrounding frame 6 can be opened or closed by a locking mechanism. Opening the surrounding frame 6 can facilitate children to take a seat, and closing the surrounding frame 6 can ensure the safety of the child when driving.

The children's tricycle in this embodiment also includes a basket 11 arranged at the rear of the main frame 1 and two pedals 7 arranged at the bottom of the main frame 1 . The basket frame 11 is U-shaped, and its two ends are respectively connected with the two ends of the bottom brace 10 . The front upper parts of the two pedals 7 are fixedly arranged on the lower part of the straight pipe part 1b, and the rear parts are hung on the cross bar of the bottom support bar 10 through the hooks arranged thereon.

In summary, the children's tricycle constituted in this way, the two rear side parts of the seat are arranged on the armrests on both sides, can provide children with a larger seat space, and the structure of the whole car is simple, and the basket, hood and surrounding frame, etc. The attachment is easy to set up and the production cost is low.

Claims (10)

1. child's tricycle, it comprises main car frame (1), with described main car frame (1) phase pivot bonded assembly front fork (2), be arranged on the handlebar (4) on the top of described front fork (2), be arranged on the front-wheel (3) of the bottom of described front fork (2) rotationally, the front portion is arranged on the seat (5) on the described main car frame (1), the rear wheel support (8) that is connected with the rearward end of described main car frame (1), be arranged on the trailing wheel (9) at described rear wheel support (8) both ends respectively rotationally, it is characterized in that: described child's tricycle also comprises handle (12), extend to form handrail (16) downwards by the end of described handle (12) in the both sides of described seat (5), the straight length (16a) of the both sides that are bent to form backward by the described handrail (16) of both sides, be fixedly installed on " U-shaped " bottom supporting rod (10) that the opening of the bottom of described main car frame (1) makes progress, two ends of described bottom supporting rod (10) are captiveed joint setting respectively with the end of the described straight lengths in both sides (16a), two rear lateral portion of described seat (5) are connected with the described straight length (16a) of both sides respectively.

2. child's tricycle according to claim 1 is characterized in that: described handle (12) is a U-shaped bar that Open Side Down, and the both ends of described handle (12) removably are connected with two described handrails (16) respectively.

3. child's tricycle according to claim 1 is characterized in that: be provided with backrest (17) at the rear portion of described seat (5).

4. child's tricycle according to claim 3, it is characterized in that: the bottom of described backrest (17) rotates with the rear portion of described seat (5) and is connected, and between described backrest (17) and described seat (5), be provided with rotation preventive mechanism, be provided with rotation preventive mechanism between the described handrail (16) of perhaps described backrest (17) and both sides.

5. child's tricycle according to claim 4 is characterized in that: the both sides frame of described backrest (17) is connected by connecting band with the described handrail (16) of both sides.

6. child's tricycle according to claim 1 is characterized in that: described handrail (16) but the pull ground, end of bending segment insert described straight length (16a).

7. child's tricycle according to claim 6, it is characterized in that: described seat (5) are slidably disposed on the described main car frame (1) along the fore-and-aft direction of described main car frame (1), between described main car frame (1) and described seat (5), be provided with detent mechanism (15), by the distance between described seat of described detent mechanism (15) scalable (5) and the described front fork (2).

8. child's tricycle according to claim 1 is characterized in that: described handrail (16) is provided with first calash bracket (13), be positioned at described seat (5) the top second calash bracket (14) and enclose frame (6).

9. child's tricycle according to claim 1, it is characterized in that: described child's tricycle also comprises the hoop (11) at the rear that is arranged on described seat (5), and the leading section of described hoop (11) is connected with the both ends of described bottom supporting rod (10).

10. child's tricycle according to claim 1, it is characterized in that: be provided with two pedals (7) about described main car frame (1) symmetry in the bottom of described main car frame (1), the rear portion of described pedal (7) is hung on the cross bar of described bottom supporting rod (10).

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