CN213799845U - Portable child's bike - Google Patents

Abstract

The utility model discloses a portable perambulator relates to the perambulator field, including the connecting pipe, the top of connecting pipe has cup jointed the receipts and has closed the joint, the connecting pipe is keeping away from to close the one end of closing the joint and extends and has cup jointed preceding foot pipe, the connecting pipe is keeping away from to close to extend to cup joint back foot pipe in the one end of closing the joint, preceding foot pipe is pegged graft in the one end of keeping away from the connecting pipe and is had the front wheel seat, the back foot pipe has cup jointed the rear wheel seat in the one end of keeping away from the connecting pipe, the rear wheel has been cup jointed to the bottom of rear wheel seat, the side bolt horizontally connect of preceding foot pipe has the connection iron sheet, the bottom triangular cover of connecting pipe has inserted the seat socket, the inboard side joint of seat socket has the handrail. The utility model discloses device design simple structure convenient operation makes wholly can overturn folding and can the fixed action adopting multidirectional regulation locking's structure, lets whole portable application when having the polytropy more.

Description

Portable child's bike

Technical Field

The utility model relates to a perambulator technical field specifically is a portable perambulator.

Background

The baby carrier is a large class among children's toys, including four classes of children's bicycle, children's shallow, baby walker, children's tricycle, and the age range that is suitable for children is 4 ~ 8 years old, combines children's age and stature height when choosing, selects suitable size, the bicycle that the saddle height was in 435 ~ 635mm range promptly, the brake lever size of hand brake need be paid attention to when choosing the vehicle, still need pay attention to when buying the baby carrier and look over age group's sign, buy suitable product according to children's age.

Present child's bike is great convenient inadequately when carrying, and the integrated design makes and has brought certain inconvenience when folding carrying simultaneously, and folding node is with several positions for folding volume after folding still can't satisfy present people's portable demand, needs many people or many hands to cooperate when folding just can accomplish, lets accomodate folding not to have the simplicity, is unfavorable for present children's use of going on a journey.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable perambulator, it is great convenient inadequately to solve present perambulator that proposes in the above-mentioned background art when carrying, integrated design makes and has brought certain inconvenience when folding and carrying simultaneously, folding node is with several positions, make folding volume still can't satisfy present people's portable demand, need many people or many hands to cooperate when folding just can accomplish, let accomodate folding not have the simplicity, be unfavorable for the problem that present children went on a journey to use.

In order to achieve the above object, the utility model provides a following technical scheme:

a portable child bike comprises a connecting pipe, wherein a folding joint is sleeved at the top end of the connecting pipe, a front foot pipe is sleeved at one end, far away from the folding joint, of the connecting pipe in an extending mode, a rear foot pipe is sleeved at one end, far away from the folding joint, of the connecting pipe in an extending mode, a front wheel seat is inserted into one end, far away from the connecting pipe, of the front foot pipe, a front wheel is sleeved at the bottom end of the front wheel seat, a rear wheel seat is fixedly sleeved at one end, far away from the connecting pipe, of the rear foot pipe, a rear wheel is sleeved at the bottom end of the rear wheel seat, a connecting iron sheet is horizontally connected with a side bolt of the front foot pipe, a seat socket is inserted into a bottom triangular sleeve of the connecting pipe, an armrest is clamped at the inner side edge of the seat socket, a backrest adjusting seat is obliquely clamped at the side edge of the seat socket, a backrest pipe is inserted into one end, far away from the seat socket, and a front canopy frame is arranged at the side edge of the backrest adjusting seat, the folding joint is fixedly inserted with a handle pipe at one end far away from the connecting pipe, a handle sleeve is fixedly sleeved at the outer side edge of the handle pipe, a seat pipe is connected between seat sockets by a side rivet, an adjusting joint is fixedly sleeved at the butt joint position of the pipe body of the seat pipe, a rest plate pipe is assembled on the adjusting joint, a top block is clamped at the inner side edge of the seat socket, a lock head is clamped at one side edge far away from the seat socket by the top block, a rest plate joint is fixedly sleeved at one side edge of the adjusting joint, a gear is meshed at the inner side edge of the adjusting joint, segmented teeth are uniformly arranged at the inner side edge of the seat socket, pull wires are inserted at the inner side edge of the handle pipe, a limit gear is clamped at the inner side edge of the folding joint, a brake pedal is arranged at the inner side edge of the rear wheel seat, a brake pin is inserted at the inner side edge of the rear wheel seat, and a collar is sleeved at the inner side edge of the rest plate joint, the outer side edge of the inner side column body of the rest board joint is sleeved with a spring, a socket cover is in butt joint with the socket sockets of the seat, a handrail locking block is vertically inserted into the top surface of the socket cover in an inserting mode, a first spring is horizontally and fixedly clamped between the lock head and the socket cover, and a second spring is in butt joint with the bottom end of the handrail locking block.

As a preferred embodiment of the present invention: the number of connecting pipe is two, and two connecting pipes are parallel to each other and arrange the setting downwards to one side, and the fixed cover in bottom of connecting pipe has connect the triangle cover, and receive the fixed lock joint of joint and overlap the side position at the triangle cover, receive the three socket joint of joint and all fix the one end position of cup jointing at connecting pipe and handle pipe, the front foot pipe is the inboard side position of one end of triangle cover of pegging graft respectively in U-shaped both ends.

As a preferred embodiment of the present invention: the back foot pipe is the setting of H shape, and the top of back foot pipe is pegged graft to one side inside the triangle cover other end cuff of connecting pipe, forms three horn-shaped structures between back foot pipe, preceding foot pipe and the triangle cover, and the number of preceding wheel seat is two, and two preceding wheel seats symmetry respectively upwards peg graft in the front of the bottom surface of foot pipe near two corner positions, and two preceding wheel seats have an oriented structure, and the fixed bottom position that has the back foot pipe of cup jointing of back wheel seat symmetry respectively, and the back wheel seat has the brake structure.

As a preferred embodiment of the present invention: the one end horizontal bolted connection of connecting the iron sheet and keeping away from the preceding foot pipe has the connection plastic, and connect the plastic and be keeping away from the one end horizontal bolted connection of connecting the iron sheet and in the outside limit position of back foot pipe, the level of symmetry sets up respectively and is close to the top position between preceding foot pipe and back foot pipe, the number of seat socket is two, and two seat sockets symmetry respectively are vertical to setting up the side position between the triangular sleeve of connecting pipe bottom, the open end butt joint of rest board pipe is in the open end position of seat pipe, the outside limit position between the connecting pipe is extended to the rest board pipe, adjust the joint and fix cup joint position between the butt joint end of rest board pipe and seat pipe.

As a preferred embodiment of the present invention: the handrail is the inboard side position of U-shaped both ends all fixed rolling disc joint at the seat socket that is provided with, and the back pipe is U-shaped and both ends are pegged graft respectively inside two tops cutting ferrule that the seat was adjusted to the back, and the top of back pipe is provided with the regulation plectrum, and the handle cover is the preparation of soft sponge material, and the top of handle pipe is provided with the one hand and closes the structure of closing, and the seat pipe level is fixed to be set up between two seat sockets position, and the tapered end joint is in the inboard side tapered end inslot portion that the seat was adjusted to the back.

As a preferred embodiment of the present invention: the one end of rest board joint is inserted in the inboard side position in both ends of rest board pipe to one side, and the outside limit of gear and the mutual tooth joint setting of the inboard side of rest board joint, and the one end of acting as go-between is fixed to be set up inside one hand receipts are closed to the plectrum, and the other end is fixed to be set up inside the inboard movable block of receipts joint.

Compared with the prior art, the beneficial effects of the utility model are that:

the folding structure is more convenient and efficient by designing a one-hand folding structure, the seat socket is also provided with a flange, when the seat socket is rotated, the flange pushes the handrail locking block to move downwards to overcome the spring force and separate from a corresponding groove on the handrail seat, so that the handrail can be turned to achieve the folding purpose, the flange is separated from the handrail locking block when the seat socket is unfolded, the handrail locking block is inserted into the corresponding groove of the handrail under the action of the spring force, the rest plate shifting hand is pulled, the top ring is twisted by pulling a wire, the top ring pushes the gear to separate the gear from the matching teeth on the joint of the rest plate, so as to realize the adjustment function of the rest plate, the operation one-hand folding is operated, the top block is pulled by the wire, the top block is provided with an inclined plane, the inclined plane on the top block pushes the gear, the gear is separated from the matching teeth arranged on the plastic in the joint under the action of the spring force, so as to achieve the unlocking function, and the spring supports the locking head to be buckled at the inner side position of the seat socket to play a locking stabilizing role, the handrail locking piece can reciprocate under the support of spring two to the regulatory action of handrail, thereby the neck ring has restricted the rotation of gear and has carried out the rotation effect of screens formula under the support of spring, device design simple structure convenient operation, structure having adopted multidirectional regulation locking makes whole can overturn foldingly and can the fixed action, more portable application when letting whole have the polytropy.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of a portable child's vehicle;

FIG. 2 is a schematic view of the seat jack connection details of a portable child's vehicle;

FIG. 3 is a schematic structural view of a seat jack front view explosion-assembled connection detail of a portable stroller;

FIG. 4 is a schematic structural view of a seat jack side view explosion-assembled connection detail of a portable child's vehicle;

FIG. 5 is a schematic view of the construction of the joint explosive splicing connection details of the folding joint of the portable child's vehicle;

FIG. 6 is a schematic structural view of a rear wheel seat explosion splice connection detail of a portable child's vehicle.

In the figure: 1-connecting pipe; 2-folding joints; 3-front leg tube; 4-rear foot tube; 5-front wheel seat; 6-front wheel; 7-rear wheel seat; 8-rear wheel; 9-connecting iron sheets; 10-seat socket; 11-resting plate and tube; 12-an adjustment joint; 13-a handrail; 14-backrest adjusting seat; 15-a back tube; 16-front canopy frame; 17-a handle tube; 18-handle sleeve; 19-seat tube; 20-a top block; 21-a lock head; 22-resting plate joint; 23-a gear; 24-segmented teeth; 25-pulling the wire; 26-a limit gear; 27-a brake pedal; 28-brake pin, 29-collar; 30-a spring; 31-a socket cover; 32-armrest locking pieces; 33-a first spring; 34-spring two.

Detailed Description

Referring to fig. 1, in an embodiment of the present invention, a portable stroller comprises a connecting pipe 1, a folding joint 2 is sleeved on the top end of the connecting pipe 1, a front leg pipe 3 is sleeved on one end of the connecting pipe 1 away from the folding joint 2, the number of the connecting pipe 1 is two, the two connecting pipes 1 are arranged in parallel and obliquely downward, a triangular sleeve is fixedly sleeved on the bottom end of the connecting pipe 1, the folding joint 2 is fixedly fastened at a side position of the triangular sleeve, three sleeving openings of the folding joint 2 are fixedly sleeved at one end positions of the connecting pipe 1 and a handle pipe 17, two ends of the front leg pipe 3 are respectively inserted at an inner side position of one end of the triangular sleeve, a rear leg pipe 4 is sleeved on one end of the connecting pipe 1 away from the folding joint 2, a front wheel seat 5 is inserted at one end of the front leg pipe 3 away from the connecting pipe 1, a front wheel 6 is sleeved on the bottom end of the front wheel seat 5, the rear foot tube 4 is fixedly sleeved with a rear wheel seat 7 at one end far away from the connecting tube 1, the rear foot tube 4 is arranged in an H shape, the top end of the rear foot tube 4 is obliquely inserted inside the other end opening of the triangular sleeve of the connecting tube 1, a triangular structure is formed among the rear foot tube 4, the front foot tube 3 and the triangular sleeve, the number of the front wheel seats 5 is two, the two front wheel seats 5 are respectively and symmetrically and vertically inserted upwards in the bottom surface of the front foot tube 3 and close to two corner positions, the two front wheel seats 5 have an orientation structure, the rear wheel seats 7 are respectively and symmetrically fixed and sleeved with the bottom end position of the rear foot tube 4, the rear wheel seats 7 have a brake structure, the bottom end of the rear wheel seat 7 is sleeved with a rear wheel 8, the side bolt of the front foot tube 3 is horizontally connected with a connecting iron sheet 9, the bottom end triangular sleeve of the connecting tube 1 is inserted with a seat socket 10, the connecting iron sheet 9 is horizontally connected with a connecting plastic cement at one end far away from the front foot tube 3, the connecting plastic is horizontally bolted at the outer side of the rear foot tube 4 at one end far away from the connecting iron sheet 9, and is symmetrically and horizontally arranged between the front foot tube 3 and the rear foot tube 4 and close to the top end position, the number of the seat sockets 10 is two, the two seat sockets 10 are respectively symmetrically and vertically arranged at the side edge position between the triangular sleeves at the bottom end of the connecting tube 1, the inner side edge of the seat socket 10 is clamped with an armrest 13, the side edge of the seat socket 10 is obliquely clamped with a backrest adjusting seat 14, the backrest adjusting seat 14 is inserted with a backrest tube 15 at one end far away from the seat socket 10, the side edge of the backrest adjusting seat 14 is provided with a front canopy frame 16, the folding joint 2 is fixedly inserted with a handle tube 17 at one end far away from the connecting tube 1, the outer side edge of the handle tube 17 is fixedly sleeved with a handle sleeve 18, the U-shaped two ends of the armrest 13 are fixedly provided with rotating discs which are clamped at the inner side edge position of the seat socket 10, the backrest tube 15 is U-shaped, two ends of the backrest tube are respectively inserted into the top end clamping sleeves of the two backrest adjusting seats 14, the top end of the backrest tube 15 is provided with an adjusting shifting piece, the handle sleeve 18 is made of soft sponge materials, and the top end of the handle tube 17 is provided with a single-hand folding structure;

referring to fig. 2-6, in the embodiment of the present invention, a portable children's carriage is provided, wherein a seat tube 19 is riveted to a side edge between seat sockets 10, an adjusting joint 12 is fixedly sleeved to a butt joint position of the seat tube 19, an opening end of a rest plate tube 11 is butted to an opening end position of the seat tube 19, the rest plate tube 11 extends to an outer side edge position between connecting tubes 1, the adjusting joint 12 is fixedly sleeved to a position between the butt joint ends of the rest plate tube 11 and the seat tube 19, the rest plate tube 11 is assembled on the adjusting joint 12, a top block 20 is fastened to an inner side edge of the seat sockets 10, a lock 21 is fastened to a side edge of the top block 20 far away from the seat sockets 10, the seat tube 19 is horizontally and fixedly disposed between the two seat sockets 10, the lock 21 is fastened to an inner side lock groove of a backrest adjusting seat 14, a rest plate joint 22 is fixedly sleeved to a side edge of the adjusting joint 12, the gear 23 is geared with the inner side of the adjusting joint 12, one end of the rest board joint 22 is obliquely inserted in the inner side positions of two ends of the rest board pipe 11, the outer side of the gear 23 is geared with the inner side of the rest board joint 22, the inner side of the seat socket 10 is evenly provided with segmented teeth 24, the inner side of the handle pipe 17 is inserted with a stay wire 25, one end of the stay wire 25 is fixedly arranged in a one-hand folding shifting piece, the other end of the stay wire 25 is fixedly arranged in an inner side movable block of the folding joint 2, the inner side of the folding joint 2 is clamped with a limit gear 26, the inner side of the rear wheel seat 7 is provided with a brake pedal 27, the inner side of the rear wheel seat 7 is inserted with a brake pin 28, the inner side of the rest board joint 22 is sleeved with a collar 29, the outer side of the inner side column of the rest board joint 22 is sleeved with a spring 30, a socket cover 31 is butted between the seat sockets 10, the top surface of the socket cover 31 is vertically inserted with a handrail lock block 32, a first spring 33 is horizontally fixed and clamped between the lock head 21 and the socket cover 31, and a second spring 34 is butted at the bottom end of the armrest locking block 32.

The components are standard parts in general or known to those skilled in the art, and their structure and principle are known to those skilled in the art through technical manuals or through routine experimentation.

The utility model discloses a theory of operation is:

pulling a backrest puller to pull a backrest pulling block through a pull wire 25, wherein the backrest pulling block pushes a lock 21 to move in a lock groove through an inclined groove to realize the clamping and separation of the lock 21 and a segmented tooth 24 on a seat socket, an inclined surface is arranged on the seat socket 10, the inclined surface on an adjusting seat lifts a top block 20 when the seat socket 10 is pushed forwards, the inclined surface on the top block 20 pushes the lock 21 open, so that the lock 21 overcomes a spring behind the lock to move inwards, the seat socket is adjusted backwards, the lock 21 moves outwards under the driving of the spring force, in addition, a flange is also arranged on the seat socket 10, when the seat socket 10 is rotated, the flange pushes an armrest locking block to overcome the spring force to move downwards, the armrest locking block can be separated from a corresponding groove on the armrest seat, the armrest 13 can be turned over, the purpose of folding is achieved, the flange is separated from the armrest locking block when the armrest locking block is unfolded, the armrest locking block is inserted into the corresponding groove of the armrest 13 under the action of the spring force, pulling a rest board shifting hand, twisting a top ring through a pull wire, pushing a gear 23 by the top ring, separating the gear 23 from a matching tooth on a rest board joint 22, realizing a rest board adjusting function, folding the rest board with a single hand, pulling a top block through a pull wire 25, arranging an inclined plane on the top block, pushing the gear 23 by the inclined plane on the top block, separating the gear 23 from the matching tooth arranged on the plastic in the joint under the action of a spring force to achieve an unlocking function, connecting a left brake pedal 27 and a right brake pedal 27 through the pull wire, stepping down the brake pedal 27, pushing a brake pin 28 to be inserted into a brake matching hole of a rear wheel under the action of the spring force by the inclined plane on the brake pedal 27, installing a rear wheel shaft with a groove on a rear wheel assembly, clamping a quick release iron sheet into the groove of the rear wheel shaft under the action of the spring force to lock the rear wheel 8, supporting a lock 21 by a spring I33 to be clamped at the inner side position of the seat socket 10 to play a clamping stabilizing role, and enabling an armrest lock block 32 to move up and down under the support of a spring II 34, to facilitate the adjustment of the armrest 13, the collar 29 limits the rotation of the gear 23 to a detent-type rotation supported by the spring 30.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A portable buggy comprises a connecting pipe (1) and is characterized in that a folding joint (2) is sleeved at the top end of the connecting pipe (1), a front foot tube (3) is sleeved at one end, far away from the folding joint (2), of the connecting pipe (1), a rear foot tube (4) is sleeved at one end, far away from the folding joint (2), of the connecting pipe (1), a front wheel seat (5) is inserted into one end, far away from the connecting pipe (1), of the front foot tube (3), a front wheel (6) is sleeved at the bottom end of the front wheel seat (5), a rear wheel seat (7) is fixedly sleeved at one end, far away from the connecting pipe (1), of the rear foot tube (4), a rear wheel (8) is sleeved at the bottom end of the rear wheel seat (7), a connecting iron sheet (9) is horizontally connected with a side bolt of the front foot tube (3), a seat socket (10) is inserted into a triangular connecting pipe at the bottom end of the connecting pipe (1), the backrest adjusting device is characterized in that an armrest (13) is clamped on the inner side edge of the seat socket (10), a backrest adjusting seat (14) is obliquely clamped on the side edge of the seat socket (10), a backrest pipe (15) is inserted into one end, far away from the seat socket (10), of the backrest adjusting seat (14), a front canopy frame (16) is arranged on the side edge of the backrest adjusting seat (14), a handle pipe (17) is fixedly inserted into one end, far away from the connecting pipe (1), of the folding joint (2), a handle sleeve (18) is fixedly sleeved on the outer side edge of the handle pipe (17), a seat pipe (19) is riveted on the side edge between the seat sockets (10), an adjusting joint (12) is fixedly sleeved on the butt joint position of the seat pipe (19), a rest board pipe (11) is assembled on the adjusting joint (12), a top block (20) is clamped on the inner side edge of the seat socket (10), and a lock head (21) is clamped on one side edge, far away from the seat socket (10) of the top block (20), a rest plate joint (22) is fixedly sleeved on one side of the adjusting joint (12), a gear (23) is connected with the inner side of the adjusting joint (12) in a tooth mode, segmented teeth (24) are evenly arranged on the inner side of the seat socket (10), a pull wire (25) is inserted into the inner side of the handle pipe (17), a limiting gear (26) is connected with the inner side of the folding joint (2) in a clamping mode, a brake pedal (27) is arranged on the inner side of the rear wheel seat (7), a brake pin (28) is inserted into the inner side of the rear wheel seat (7), a collar (29) is sleeved on the inner side of the rest plate joint (22), a spring (30) is sleeved on the outer side of an inner side column of the rest plate joint (22), a socket cover (31) is connected between the seat socket (10) in a butt mode, and a handrail lock block (32) is vertically inserted into the top surface of the socket cover (31), a first spring (33) is horizontally and fixedly clamped between the lock head (21) and the socket cover (31), and a second spring (34) is butted at the bottom end of the armrest locking block (32).

2. The portable child's bike as claimed in claim 1, wherein the number of the connecting tubes (1) is two, and the two connecting tubes (1) are arranged in parallel and obliquely downward, a triangular sleeve is fixedly sleeved on the bottom end of the connecting tube (1), the folding joint (2) is fixedly fastened to the side position of the triangular sleeve, three sleeved openings of the folding joint (2) are fixedly sleeved on one end positions of the connecting tube (1) and the handle tube (17), and the two ends of the front foot tube (3) are respectively inserted in the inner side position of one end of the triangular sleeve.

3. The portable child car according to claim 1, wherein the rear foot tube (4) is arranged in an H shape, the top end of the rear foot tube (4) is obliquely inserted into the other end opening of the triangular sleeve of the connecting pipe (1), a triangular structure is formed among the rear foot tube (4), the front foot tube (3) and the triangular sleeve, the number of the front wheel seats (5) is two, the two front wheel seats (5) are respectively and symmetrically and vertically inserted upwards at the bottom surface of the front foot tube (3) to be close to two corner positions, the two front wheel seats (5) have an orientation structure, the rear wheel seats (7) are respectively and symmetrically and fixedly sleeved with the bottom end positions of the rear foot tube (4), and the rear wheel seats (7) have a brake structure.

4. Portable buggy according to claim 1, characterised in that the connecting iron sheet (9) is horizontally bolted with connecting plastic at the end remote from the front foot tube (3), the connecting plastic is horizontally bolted at the outer side of the rear foot tube (4) at one end far away from the connecting iron sheet (9) and is respectively symmetrically and horizontally arranged between the front foot tube (3) and the rear foot tube (4) near the top end, the number of the seat sockets (10) is two, and two seat sockets (10) are respectively symmetrically and vertically arranged at the side positions between the triangular sleeves at the bottom ends of the connecting pipes (1), the opening ends of the rest plate pipes (11) are butted at the opening end positions of the seat pipes (19), the rest plate pipes (11) extend to the outer side positions between the connecting pipes (1), and the adjusting joints (12) are fixedly sleeved at the positions between the butted ends of the rest plate pipes (11) and the seat pipes (19).

5. The portable child's vehicle of claim 1, wherein the U-shaped armrest (13) has two ends fixedly provided with a rotating disc fastened to the inner side of the seat sockets (10), the U-shaped backrest tube (15) has two ends respectively inserted into the top end sleeves of the two backrest adjusting seats (14), the top end of the backrest tube (15) is provided with an adjusting dial, the handle sleeve (18) is made of soft sponge material, the top end of the handle tube (17) is provided with a one-hand folding structure, the seat tube (19) is horizontally and fixedly provided between the two seat sockets (10), and the lock (21) is fastened to the inner side lock groove of the backrest adjusting seat (14).

6. The portable child's vehicle as claimed in claim 1, wherein one end of the resting plate joint (22) is obliquely inserted into the inner side positions of the two ends of the resting plate tube (11), the outer side of the gear (23) and the inner side of the resting plate joint (22) are in toothed connection with each other, one end of the pull wire (25) is fixedly arranged inside the one-hand folding shifting piece, and the other end of the pull wire is fixedly arranged inside the inner movable block of the folding joint (2).

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