Child bicycle

Abstract

The utility model relates to the technical field of bicycles, in particular to a child bicycle which comprises a main frame used for supporting the whole bicycle, wheels used for moving are arranged at the front end and the rear end of the bottom of the main frame, a cross beam is arranged at the front end of the top of the main frame, a cushion outer skin is arranged at the rear end of the top of the main frame, and a fixing pipe is arranged at the front end of the main frame. According to the bicycle with the auxiliary wheels, the auxiliary wheels are arranged on the two sides of the front wheel and the two sides of the rear wheel respectively, so that the bicycle is prevented from turning on one side, the comfort degree of a child in the riding process is improved through the spring cushion, the softness degree of the cushion is further improved through the filling layer, and the bicycle is more comfortable to use. The front view lamp is arranged to achieve illumination at night, the universal ball is embedded in the fixing pipe to achieve rotary connection, so that the angle of the front view lamp is further adjusted by manually rotating the front view lamp, and carried objects are conveniently loaded by arranging the storage box.

Description

TECHNICAL FIELD

[0001] The utility model relates to a bicycle technical field, concretely is a children's bicycle. BACKGROUND

[0002] Children's bicycle is a big category in children's car, and the children's car includes four categories of children's bicycle, children's stroller, baby walker and children's tricycle, bicycle is also called pedal car or bicycle, which is usually a small land vehicle with two wheels. People ride the car with their feet on the pedals, which is a green and environmentally friendly means of transportation. Children's bicycle, the rear wheel of the children's bicycle is usually provided with a supporting auxiliary wheel assembly on both sides, which can prevent children from falling down when riding;

[0003] The utility model discloses a children's bicycle in the announcement No. CN216140106U, including main frame, front wheel, rear wheel and the auxiliary wheel assembly for being established at the left and right sides of rear wheel, the auxiliary wheel assembly includes auxiliary wheel frame and the auxiliary wheel of being rotated and established on auxiliary wheel frame, auxiliary wheel frame is rotationally connected with main frame, and the children's bicycle further includes the locking mechanism of locking the position of auxiliary wheel frame and main frame and the unlocking mechanism of unlocking the locking mechanism, the locking mechanism includes the locking piece of being slidably established on one of the two components of auxiliary wheel frame and main frame, and the locking piece can cooperate or disengage with the other component of auxiliary wheel frame and main frame, and the unlocking mechanism includes the unlocking piece of being slidably established on auxiliary wheel frame or main frame, and the unlocking piece is fixedly connected or cooperates with the locking piece.

[0004] The above technical scheme, by setting up the auxiliary wheel frame of children's bicycle can rotate relative to main frame to make auxiliary wheel assembly fold or use, the unlocking operation of locking mechanism is convenient, and the use of children's bicycle is convenient, but the installation of auxiliary wheel only on rear wheel cannot completely avoid the fall of bicycle, the smooth seat cushion in the riding process of children can easily lead to the separation of seat cushion, when the light is needed when traveling at night, multi-angle illumination cannot be carried out, it is inconvenient to disassemble and install the auxiliary wheel, and the objects carried on the body cannot be loaded when riding. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a children's bicycle to solve the above-mentioned background art of the children's bicycle with the authorization announcement No. CN216140106U, but the installation of auxiliary wheel only on rear wheel cannot completely avoid the fall of bicycle, the smooth seat cushion in the riding process of children can easily lead to the separation of seat cushion, the bumping of uneven ground when riding cannot reduce the shock feeling, the seat cushion is too hard to cause damage to the body of children after long time riding, multi-angle illumination cannot be carried out when the light is needed when traveling at night, it is inconvenient to disassemble and install the auxiliary wheel, and the objects carried on the body cannot be loaded when riding.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A child bicycle, including a main frame for supporting the whole, the main frame bottom end is provided with wheels for moving, the main frame top end is provided with a crossbeam, the main frame top rear end is provided with a seat cover, the main frame front end is provided with a fixed tube, the middle of the main frame is provided with a storage assembly, the storage assembly includes a storage box and a lock catch provided on the upper end of the storage box, and the wheels are symmetrically provided with auxiliary wheels at the left and right ends.

[0008] Preferably, the seat cover is internally provided with a spring pad, a filling layer and a shock pad from top to bottom, the lower end of the spring pad is adhesively fixed with the upper end of the filling layer, and the lower end of the filling layer is adhesively fixed with the upper end of the shock pad.

[0009] In the utility model, the spring pad is arranged to increase the comfort of children when riding, the filling layer is arranged to further increase the softness of the seat cover, and the shock pad is arranged to prevent the ground from causing large amplitude bumping of the bicycle when encountering uneven ground.

[0010] Preferably, the lock catch is provided with a lock hole in the front half, the lock catch with the lock hole is hingedly connected with the upper end of the storage box, the lock catch away from the lock hole is welded and fixed with the upper surface of the storage box, the storage box is provided with a lock ring at the position corresponding to the lock hole, the size of the lock ring is smaller than the size of the lock hole, sponge pads are arranged around the inside of the storage box, and the sponge pads are adhesively fixed with the inside of the storage box.

[0011] In the utility model, the storage box is arranged to facilitate loading of objects, and the sponge pads are arranged around the inside of the storage box to prevent the objects from being damaged due to bumping of the inner wall caused by bumps of the road surface during riding.

[0012] Preferably, the front end of the main frame is welded and fixed with the rear end of the fixed tube, the front end of the fixed tube is provided with a front light, the rear half of the front light is provided with a universal ball, the universal ball is embedded in the inside of the fixed tube, and the size of the universal ball is matched with the size of the inner diameter of the fixed tube.

[0013] In the utility model, the front light is arranged to realize night lighting, the universal ball is embedded in the inside of the fixed tube to realize rotary connection, and the angle of the front light is further adjusted by manually rotating the front light.

[0014] Preferably, the crossbeam is symmetrically provided with handles at the two ends, rubber sleeves are sleeved on the outer surfaces of the handles, the inner diameter of the rubber sleeve is matched with the outer diameter of the handle, and the rubber sleeve is insertedly fixed with the handle.

[0015] In the utility model, the rubber sleeve is arranged to increase the friction when the child holds the handle, prevent the child from holding the handle due to insufficient strength, and reduce the damage to the hands of the child caused by the hard handle during long-time riding.

[0016] Preferably, the side end of the auxiliary wheel arranged symmetrically is provided with a connecting rod, one end of the connecting rod is welded and fixed with the auxiliary wheel, a threaded hole is formed in the upper surface of the connecting rod away from the auxiliary wheel, the side surface of the wheel is symmetrically provided with a connecting pipe, a circular hole is formed in the upper surface of the connecting pipe corresponding to the threaded hole, the inner diameter of the connecting pipe is matched with the outer diameter of the connecting rod, and a screw is arranged in the circular hole.

[0017] In the utility model, the connecting rod of the auxiliary wheel is screw-connected with the connecting pipe of the wheel, so that the auxiliary wheel is convenient to disassemble and assemble, the auxiliary wheel is disassembled by unscrewing the screw, and the auxiliary wheel is assembled by screwing the screw.

[0018] Preferably, the lock ring is internally provided with a lock, and the upper surface of the cushion cover is provided with a plurality of convex points.

[0019] In the utility model, the safety performance of the storage box is increased by the lock, the friction of the cushion is increased by the convex points, and the child is prevented from falling off the cushion.

[0020] Compared with the prior art, the utility model has the beneficial effects that:

[0021] 1. The utility model discloses a structure that the auxiliary wheel is arranged on the both sides of the front and rear wheels of the bicycle, the friction of the cushion is increased by the convex points, the child is prevented from falling off the cushion, the comfort degree of the child when riding is increased by the spring pad, the softness of the cushion is further increased by the filling layer, the front vision lamp is used for illuminating at night, the universal ball is embedded in the fixed pipe to realize the rotary connection, the angle of the front vision lamp is adjusted by manually rotating the front vision lamp, the connecting rod of the auxiliary wheel is screw-connected with the connecting pipe of the wheel, the auxiliary wheel is convenient to disassemble and assemble, and the object carried is loaded by the storage box.

[0022] 2. The utility model discloses a structure that the sponge pad is arranged in the storage box, the object is prevented from being damaged by the impact of the inner wall caused by the bumping of the road surface during the riding process, the rubber sleeve is used for increasing the friction when the child holds the handle, the child is prevented from holding the handle due to the small strength, meanwhile, the rubber sleeve can reduce the damage to the hands of the child caused by the hard handle during the long time riding, and the safety performance of the storage box is increased by the lock. DRAWINGS

[0023] Figure 1 It is a structure diagram of the main frame and the wheel of the utility model child bicycle.

[0024] Figure 2The utility model discloses a whole structure schematic diagram of children's bicycle.

[0025] Figure 3 The utility model discloses a connecting rod and connecting pipe structure schematic diagram.

[0026] Figure 4 The utility model discloses a lock catch and lock hole and sponge pad structure schematic diagram.

[0027] Figure 5 The utility model discloses a lock hole and lock ring structure schematic diagram.

[0028] Figure 6 The utility model discloses a fixed pipe and front sight lamp and universal ball structure schematic diagram.

[0029] Figure 7 The utility model discloses a spring pad and filling layer and shock pad structure schematic diagram.

[0030] The meaning of each reference numeral in the drawing is as follows:

[0031] 1, main frame, 10, seat cushion outer skin, 100, convex point, 101, spring pad, 102, filling layer, 103, shock pad, 11, storage box, 110, lock catch, 1100, lock hole, 111, lock ring, 112, sponge pad, 113, lock, 12, fixed pipe, 120, front sight lamp, 121, universal ball, 13, crossbeam, 130, handle, 131, rubber sleeve,

[0032] 2, wheel, 20, auxiliary wheel, 21, connecting rod, 210, screw hole, 22, connecting pipe, 220, round hole, 23, screw. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative work belong to the protection scope of the utility model.

[0034] Please refer to Figures 1-7 The embodiment provides a technical scheme:

[0035] The utility model provides a child bicycle, including the main frame 1 for supporting whole, the bottom front and rear end of main frame 1 is equipped with the wheel 2 for moving, the top front end of main frame 1 is equipped with crossbeam 13, the top rear end of main frame 1 is equipped with the seat cover 10, and the front end of main frame 1 is equipped with fixed tube 12, the middle part of main frame 1 is equipped with storage assembly, and the storage assembly includes storage box 11 and the lock catch 110 equipped with the upper end of storage box 11, and the both ends of wheel 2 are symmetrically equipped with auxiliary wheel 20.

[0036] In the embodiment, the seat cover 10 is internally sequentially provided from top to bottom with a spring pad 101, a filling layer 102 and a shock pad 103, the lower end of the spring pad 101 is adhesively fixed with the upper end of the filling layer 102, and the lower end of the filling layer 102 is adhesively fixed with the upper end of the shock pad 103.

[0037] In the utility model, the shock pad 103 is arranged to prevent the ground from causing a large degree of bumping to the bicycle when encountering uneven ground, the filling layer 102 is arranged to further increase the softness of the seat cover, and the spring pad 101 is arranged to increase the comfort of children when riding the bicycle.

[0038] Secondly, the lock catch 110 is provided with a lock hole 1100 in the front half, the lock catch 110 with one end of the lock hole 1100 is hingedly connected with the upper end of the storage box 11, the lock catch 110 away from the other end of the lock hole 1100 is welded and fixed with the upper surface of the storage box 11, the storage box 11 is provided with a lock ring 111 corresponding to the lock hole 1100, the size of the lock ring 111 is smaller than the size of the lock hole 1100, the storage box 11 is internally provided with a sponge pad 112 around, and the sponge pad 112 is adhesively fixed with the inside of the storage box 11.

[0039] In the utility model, the sponge pad 112 is arranged in the inside of the storage box 11 to prevent the bumping of the road surface during riding from causing objects to impact the inner wall and thus causing damage to the objects, and the storage box 11 is arranged to facilitate loading the carried objects.

[0040] Specifically, the front end of the main frame 1 is welded and fixed with the rear end of the fixed tube 12, the front end of the fixed tube 12 is provided with a front light 120, the rear half of the front light 120 is provided with a universal ball 121, the universal ball 121 is embedded in the inside of the fixed tube 12, and the size of the universal ball 121 is adapted to the inner diameter size of the fixed tube 12.

[0041] In the utility model, the universal ball 121 is embedded in the inside of the fixed tube 12 to realize rotary connection, so as to further adjust the angle of the front light 120 by manually rotating the front light 120, and the front light 120 is arranged to realize night lighting.

[0042] Further, the handle 130 is symmetrically arranged at both ends of the cross beam 13, and rubber sleeves 131 are arranged on the outer surfaces of the symmetric handles 130, the inner diameter of the rubber sleeves 131 is matched with the outer diameter of the handles 130, and the rubber sleeves 131 are inserted and fixed with the handles 130.

[0043] In the utility model, the rubber sleeves 131 can reduce the damage of the hard handles 130 to the hands of children during long-time riding, and the rubber sleeves 131 increase the friction force when the children hold the handles 130, so that the children cannot hold the handles 130 due to the small strength.

[0044] It should be noted that the auxiliary wheels 20 are symmetrically arranged and provided with connecting rods 21, one end of the connecting rod 21 is welded and fixed with the auxiliary wheel 20, a threaded hole 210 is formed in the upper surface of the connecting rod 21 away from the auxiliary wheel 20, the connecting pipes 22 are symmetrically arranged on the side surfaces of the wheels 2, a circular hole 220 is formed in the upper surface of the connecting pipe 22 corresponding to the threaded hole 210, the inner diameter of the connecting pipe 22 is matched with the outer diameter of the connecting rod 21, and the screw 23 is arranged in the circular hole 220 and screwed with the threaded hole 210.

[0045] In the utility model, the connecting rod 21 of the auxiliary wheel 20 is screwed with the connecting pipe 22 of the wheel 2, so that the auxiliary wheel 20 can be conveniently disassembled and assembled, the screw 23 is unscrewed to disassemble the auxiliary wheel 20, and the screw 23 is screwed to assemble the auxiliary wheel 20, the auxiliary wheels 20 are arranged on both sides of the front and rear wheels 2, and the bicycle is prevented from overturning.

[0046] Finally, the lock 113 is arranged in the lock ring 111, and the convex points 100 are arranged on the upper surface of the cushion cover 10.

[0047] In the utility model, the convex points 100 increase the friction force of the cushion, prevent the cushion from being too slippery and causing the children to fall off the cushion, and the lock 113 increases the safety performance of the storage box 11.

[0048] When a children's bicycle of this embodiment is in use, first, the lower end of the spring pad 101 is glued and fixed to the upper end of the filling layer 102, and the lower end of the filling layer 102 is glued and fixed to the upper end of the shock-absorbing pad 103, and then the seat cushion outer skin 10 is covered on the glued overall outer surface, and the lock buckle 110 with one end of the lock hole 1100 is hinged to the upper end of the storage box 11, and the lock buckle 110 at the end away from the lock hole 1100 is welded and fixed to the upper surface of the storage box 11, and sponge pads 112 are arranged around the inside of the storage box 11, and the sponge pads 112 are glued and fixed to the inside of the storage box 11, and the front end of the main frame 1 is welded and fixed to the rear end of the fixed tube 12, and the universal ball 121 of the rear half of the front light 120 is embedded in the fixed tube 12, and the rubber sleeve 131 is plugged and fixed to the handle 130. Finally, the connecting rod 21 of the auxiliary wheel 20 is threadedly connected to the connecting tube 22 of the wheel 2;

[0049] When the ground is uneven, the shock-absorbing pad 103 is provided to reduce the significant bumps caused by the ground to the bicycle, the filling layer 102 is provided to further increase the softness of the seat cushion, and the spring pad 101 is provided to increase the comfort of the child when riding the bicycle;

[0050] When objects need to be loaded, a storage box 11 is provided to facilitate loading of the carried objects. A sponge pad 112 is provided inside the storage box 11 to prevent objects from hitting the inner wall due to bumps on the road during riding, thereby preventing damage to the objects.

[0051] When lighting is needed at night, the front light 120 is provided to achieve nighttime lighting. The universal ball 121 is embedded in the fixed tube 12 to achieve a rotational connection, so that the angle of the front light 120 can be adjusted by manually rotating the front light 120.

[0052] When riding for a long time, the rubber cover 131 can reduce the damage to the child's hands caused by the handle 130 being too hard during long riding. At the same time, the rubber cover 131 increases the friction when the child holds the handle 130, preventing the child from being unable to hold the handle 130 due to insufficient strength.

[0053] When the auxiliary wheel 20 needs to be disassembled, the connecting rod 21 of the auxiliary wheel 20 is threadedly connected to the connecting pipe 22 of the wheel 2, which facilitates the disassembly and installation of the auxiliary wheel 20. By providing auxiliary wheels 20 on both sides of the front and rear wheels 2, the bicycle can be prevented from tipping over.

[0054] When valuables need to be loaded, the lock 113 is provided to increase the safety of the storage box 11, and the protrusion 100 is provided to increase the friction of the seat cushion to prevent the seat cushion from slipping too much and causing children to fall on the seat cushion.

Claims

1. A children's bicycle, comprising a main frame (1) for supporting the whole, wherein the front and rear ends of the bottom of the main frame (1) are both provided with wheels (2) for movement, characterized in that: The front end of the top of the main frame (1) is provided with a crossbeam (13), the rear end of the top of the main frame (1) is provided with a seat cushion skin (10), the front end of the main frame (1) is provided with a fixing tube (12), the middle of the main frame (1) is provided with a storage component, the storage component includes a storage box (11) and a lock (110) provided at the upper end of the storage box (11), and auxiliary wheels (20) are symmetrically provided at the left and right ends of the wheel (2).

2. A children's bicycle according to claim 1, characterized in that: The seat cushion outer skin (10) is provided with a spring pad (101), a filling layer (102) and a shock-absorbing pad (103) in sequence from top to bottom. The lower end of the spring pad (101) is bonded and fixed to the upper end of the filling layer (102), and the lower end of the filling layer (102) is bonded and fixed to the upper end of the shock-absorbing pad (103).

3. The children's bicycle according to claim 1, characterized in that: A locking hole (1100) is provided on the front half of the lock buckle (110), the lock buckle (110) with one end of the locking hole (1100) is hinged to the upper end of the storage box (11), and the lock buckle (110) away from the end of the locking hole (1100) is welded and fixed to the upper surface of the storage box (11), and a locking ring (111) is provided at a position corresponding to the locking hole (1100) of the storage box (11), and the size of the locking ring (111) is smaller than the size of the locking hole (1100), and sponge pads (112) are provided around the inside of the storage box (11), and the sponge pads (112) are bonded and fixed to the inside of the storage box (11).

4. The children's bicycle according to claim 1, characterized in that: The front end of the main frame (1) is welded and fixed to the rear end of the fixed tube (12); the front end of the fixed tube (12) is provided with a headlight (120); the rear half of the headlight (120) is provided with a universal ball (121); the universal ball (121) is embedded in the interior of the fixed tube (12); the size of the universal ball (121) is adapted to the inner diameter of the fixed tube (12).

5. The children's bicycle according to claim 1, characterized in that: The two ends of the crossbeam (13) are symmetrically provided with handles (130), and the outer surfaces of the handles (130) are symmetrically covered with rubber sleeves (131). The inner diameter of the rubber sleeve (131) is adapted to the outer diameter of the handle (130), and the rubber sleeve (131) is plugged and fixed to the handle (130).

6. The children's bicycle according to claim 1, characterized in that: A connecting rod (21) is provided at the side end of the auxiliary wheel (20) which is symmetrically arranged. One end of the connecting rod (21) is welded and fixed to the auxiliary wheel (20). A threaded hole (210) is provided on the upper surface of the connecting rod (21) away from the end of the auxiliary wheel (20). A connecting pipe (22) is symmetrically provided on the side surface of the wheel (2). A circular hole (220) is provided on the upper surface of the connecting pipe (22) at a position corresponding to the threaded hole (210). The inner diameter of the connecting pipe (22) is adapted to the outer diameter of the connecting rod (21). A screw (23) is provided inside the circular hole (220). The screw (23) passes through the circular hole (220) and is threadedly connected to the threaded hole (210).

7. The children's bicycle according to claim 3, characterized in that: A lock (113) is provided inside the lock ring (111), and a plurality of protrusions (100) are provided on the upper surface of the seat cushion outer skin (10).

Images