CN219134281U

CN219134281U - Foldable trailer for children

Info

Publication number: CN219134281U
Application number: CN202320028359.4U
Authority: CN
Inventors: 崔建
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-06
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses a foldable child trailer, which consists of two groups of rear wheel supporting pieces, front wheel supporting pieces and a trailer frame, wherein the two groups of rear wheel supporting pieces are respectively used for connecting two rear wheels, the front wheel supporting pieces are used for connecting two front wheels, and the trailer frame is of a foldable trailer structure; when folding the trailer frame, firstly, fold upper support tube and lower support tube by pressing plastic bending joint, then hinge-fold first cross tube and second cross tube, make upper enclosing tube move down towards the direction of lower enclosing tube and fold, simultaneously under the prerequisite that seat support front tube, seat support back tube and support connecting tube's mutual hinge connection constitutes coupling assembling, seat tube moves down towards the direction of lower enclosing tube and folds, then fold back tube in the top of seat tube, fold the push rod of falling J type at last, can realize the folding of whole children trailer, fold conveniently, reduce the volume, occupation space is reduced, and convenient to use.

Description

Foldable trailer for children

Technical Field

The utility model belongs to the technical field of children trailers, and particularly relates to a foldable children trailer.

Background

The children's trailer is widely used in tourist attractions, airports and life, for example, kindergarten children on the way of going up and down, do not want to walk, can adopt the trailer to drag back, and current commonly used children's trailer comprises trailer frame, children's seat frame, wheel and shallow pole, and whole trailer design is fixed knot constructs, and its volume can not change, inconvenient folding, and the volume is big occupation space is big, inconvenient when depositing and carrying.

Therefore, we propose a foldable child trailer which is convenient to fold, can reduce the occupied space of the trailer when being stored, and is convenient to use to solve the problems.

Disclosure of Invention

The present utility model aims to provide a foldable child trailer, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a collapsible child trailer comprising:

the trailer frame is of a folding trailer structure;

the rear wheel supporting pieces are provided with two groups, the two groups of rear wheel supporting pieces are respectively arranged at the left side and the right side of the rear end of the trailer frame, and the two groups of rear wheel supporting pieces are respectively used for connecting the two rear wheels;

the front wheel support piece is of a U-shaped structure, the front wheel support piece is arranged at the bottom of the front end of the trailer frame, and the left end and the right end of the front wheel support piece are respectively connected with the two front wheels;

the two rear wheel supporting pieces are connected through a transverse U-shaped pipe, a reinforcing rod is arranged on the inner side of the front wheel supporting piece of the U-shaped structure, the transverse U-shaped pipe is fixedly connected with the reinforcing rod through a longitudinal reinforcing rod, a connecting plate which extends backwards is fixedly arranged at the center of the transverse U-shaped pipe, and an inverted J-shaped push rod is connected to the connecting plate through a bending joint.

The trailer frame comprises an upper enclosing pipe, a lower enclosing pipe, two first connecting iron sheets rotationally connected to the inner side of the front end of the lower enclosing pipe and symmetrically arranged left and right, two first cross pipes with one ends rotationally connected with the two first connecting iron sheets respectively and the other ends rotationally connected with the left and right ends of the upper enclosing pipe, two second connecting iron sheets rotationally connected to the inner side of the front end of the upper enclosing pipe and symmetrically arranged left and right, two second cross pipes with one ends rotationally connected with the two second connecting iron sheets respectively and the other ends rotationally connected with the left and right ends of the lower enclosing pipe respectively, a front transverse supporting plate and a rear transverse connecting plate which are symmetrically arranged on the inner side of the lower enclosing pipe, two first connecting blocks which are symmetrically arranged on the front transverse supporting plate, two second connecting blocks which are symmetrically arranged on the rear transverse connecting plate, two seat supporting front pipes with one ends rotationally connected with the two first connecting blocks respectively and the other ends rotationally connected with seat pipes, two seat supporting front pipes with one ends rotationally connected with the two second seat supporting front pipes respectively and the other ends rotationally connected with the back supporting rear supporting pipes, and seat supporting front and rear supporting seat supporting connecting pipes which are symmetrically connected with the seat supporting front and rear supporting seat connecting pipes.

The seat tube is hinged with the back tube.

The rear wheel support piece comprises an upper support tube fixedly connected with the upper enclosing tube, a lower support tube fixedly connected with the lower enclosing tube, and a plastic bending joint for connecting the upper support tube and the lower support tube, wherein the rear wheel is a universal wheel fixed on the lower support tube, and the transverse U-shaped tube is fixedly connected with the lower support tubes on the two rear wheel support pieces.

The front wheel support is fixed at the bottom of the front end of the lower surrounding pipe.

The utility model has the technical effects and advantages that: the foldable child trailer consists of two groups of rear wheel supporting pieces, front wheel supporting pieces and a trailer frame, wherein the two groups of rear wheel supporting pieces are respectively used for connecting two rear wheels, the front wheel supporting pieces are used for connecting two front wheels, and the trailer frame is of a foldable trailer structure;

when folding the trailer frame, firstly, fold upper support tube and lower support tube by pressing plastic bending joint, then hinge-fold first cross tube and second cross tube, make upper enclosing tube move down towards the direction of lower enclosing tube and fold, simultaneously under the prerequisite that seat support front tube, seat support back tube and support connecting tube's mutual hinge connection constitutes coupling assembling, seat tube moves down towards the direction of lower enclosing tube and folds, then fold back tube in the top of seat tube, fold the push rod of falling J type at last, can realize the folding of whole children trailer, fold conveniently, reduce the volume, occupation space is reduced, and convenient to use.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the trailer frame of the present utility model;

fig. 3 is a schematic structural view of the rear wheel support of the present utility model.

In the figure:

1. a rear wheel support; 2. a rear wheel; 3. a front wheel support; 4. a front wheel; 5. a trailer frame; 6. a transverse U-shaped tube; 7. a reinforcing rod; 8. a longitudinal reinforcing rod; 9. a connecting plate; 10. an inverted J-shaped push rod;

501. an upper enclosure pipe; 502. a lower surrounding pipe; 503. a first connecting iron piece; 504. a first cross tube; 505. a second connecting iron sheet; 506. a second cross tube; 507. a front transverse support plate; 508. a rear transverse connection plate; 509. a first connection block; 510. a second connection block; 511. a seat tube; 512. a seat support front tube; 513. a back rest tube; 514. a seat support rear tube; 515. supporting the connecting pipe;

101. an upper support tube; 102. a lower support tube; 103. and (5) bending the joint by plastic.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The present utility model provides a collapsible child trailer as shown in figures 1-3, comprising two sets of rear wheel supports 1, front wheel supports 3 and a trailer frame 5;

the trailer frame 5 is a folding trailer structure; the two groups of rear wheel supporting pieces 1 are respectively arranged at the left side and the right side of the rear end of the trailer frame 5, and the two groups of rear wheel supporting pieces 1 are respectively used for connecting the two rear wheels 2; the front wheel support 3 is of a U-shaped structure, the front wheel support 3 is arranged at the bottom of the front end of the trailer frame 5, and the left end and the right end of the front wheel support 3 are respectively connected with the two front wheels 4;

the two rear wheel supports 1 are connected through a transverse U-shaped pipe 6, the reinforcing rod 7 is arranged on the inner side of the front wheel support 3 of the U-shaped structure, the transverse U-shaped pipe 6 is fixedly connected with the reinforcing rod 7 through a longitudinal reinforcing rod 8, a connecting plate 9 which extends backwards is fixedly arranged at the center of the transverse U-shaped pipe 6, an inverted J-shaped push rod 10 is connected to the connecting plate 9 through a bending joint, the inverted J-shaped push rod 10 is connected with the connecting plate 9 through the bending joint, the inverted J-shaped push rod 10 can be folded after the trailer frame 5 is folded, and the folding is convenient and the unfolding is also convenient.

The trailer frame 5 comprises an upper enclosing pipe 501, a lower enclosing pipe 502, two first connecting iron sheets 503 which are rotationally connected to the inner side of the front end of the lower enclosing pipe 502 and are symmetrically arranged left and right, two first cross pipes 504 which are rotationally connected to the two first connecting iron sheets 503 respectively at one ends and rotationally connected to the left and right ends of the upper enclosing pipe 501 respectively at the other ends, two second connecting iron sheets 505 which are rotationally connected to the inner side of the front end of the upper enclosing pipe 501 and are symmetrically arranged left and right, two second cross pipes 506 which are rotationally connected to the two second connecting iron sheets 505 respectively at one ends and rotationally connected to the left and right ends of the lower enclosing pipe 502 respectively at one ends, a front transverse supporting plate 507 and a rear transverse connecting plate 508 which are symmetrically arranged on the inner side of the lower enclosing pipe 502 from front to back, two second connecting blocks 509 which are symmetrically arranged on the rear transverse connecting plate 508 respectively at one ends and two seat support front pipes 512 which are rotationally connected to the two first connecting blocks 509 respectively at the other ends and are rotationally connected to the seat pipes 511 respectively, and a rear supporting pipe 512 which is rotationally connected to the seat support pipes 514 respectively at the other ends and a rear supporting pipe 514. The seat tube 511 is hingedly connected to the back tube 513 and the first cross tube 504 is hingedly connected to the second cross tube 506.

The rear wheel support 1 comprises an upper support tube 101 fixedly connected with an upper surrounding tube 501, a lower support tube 102 fixedly connected with a lower surrounding tube 502, and a plastic bending joint 103 for connecting the upper support tube 101 and the lower support tube 102, the rear wheel 2 is a universal wheel fixed on the lower support tube 102, and a transverse U-shaped tube 6 is fixedly connected with the lower support tubes 102 on the two rear wheel support 1; the front wheel support 3 is fixed to the bottom of the front end of the down tube 502.

When the foldable child trailer is used for folding the trailer frame 5, the upper supporting tube 101 and the lower supporting tube 102 are folded in half by pressing the plastic bending joint 103, then the first cross tube 504 and the second cross tube are hinged and folded, so that the upper surrounding tube 501 moves downwards towards the direction of the lower surrounding tube 502 to be folded, meanwhile, under the premise that the connecting assembly is formed by mutually hinged connection of the seat supporting front tube 512, the seat supporting rear tube 514 and the supporting connecting tube 515, the seat tube 511 moves downwards towards the direction of the lower surrounding tube 502 to be folded, then the back leaning tube 513 is folded above the seat tube 511, and finally the inverted J-shaped push rod 10 is folded, so that the folding of the whole child trailer can be realized, the folding is convenient, the volume is reduced, the occupied space is reduced, and the use is convenient.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A collapsible child trailer comprising:

a trailer frame (5), wherein the trailer frame (5) is a folding trailer structure;

the rear wheel support pieces (1), wherein the rear wheel support pieces (1) are provided with two groups, the two groups of rear wheel support pieces (1) are respectively arranged at the left side and the right side of the rear end of the trailer frame (5), and the two groups of rear wheel support pieces (1) are respectively used for connecting the two rear wheels (2);

the front wheel support (3), the front wheel support (3) is of a U-shaped structure, the front wheel support (3) is arranged at the bottom of the front end of the trailer frame (5), and the left end and the right end of the front wheel support (3) are respectively connected with the two front wheels (4);

two back wheel support piece (1) are connected through horizontal U-shaped pipe (6), and the inboard of front wheel support piece (3) of U type structure is equipped with stiffener (7), through vertical stiffener (8) fixed connection between horizontal U-shaped pipe (6) and stiffener (7), the fixed connecting plate (9) that extend the setting backward that are equipped with in horizontal U-shaped pipe (6) center department, be connected with on connecting plate (9) through bending joint and fall J type push rod (10).

2. A collapsible child trailer according to claim 1, wherein: the trailer frame (5) comprises an upper enclosing pipe (501), a lower enclosing pipe (502), two first connecting iron sheets (503) rotationally connected to the inner side of the front end of the lower enclosing pipe (502) and symmetrically arranged left and right, two first cross pipes (504) with one end rotationally connected to the two first connecting iron sheets (503) respectively and the other end rotationally connected to the left and right ends of the upper enclosing pipe (501), two second connecting iron sheets (505) rotationally connected to the inner side of the front end of the upper enclosing pipe (501) and symmetrically arranged left and right, two second cross pipes (506) with one end rotationally connected to the two second connecting iron sheets (505) respectively and the other end rotationally connected to the left and right ends of the lower enclosing pipe (502), a front transverse supporting plate (507) and a rear transverse connecting plate (508) which are symmetrically arranged on the inner side of the lower enclosing pipe (502), two first connecting blocks (509) which are symmetrically arranged left and right on the front transverse supporting plate (507), two second connecting blocks (510) which are symmetrically arranged on the rear transverse connecting plate (508) respectively, a seat (512) with one end rotationally connected to the two first connecting blocks (509) respectively and the other ends of the front seat (512) respectively Two seat support rear pipes (514) with one ends respectively connected with the two second connecting blocks (510) in a rotating way and the other ends respectively connected with the backrest pipe (513) in a rotating way, and support connecting pipes (515) for connecting the seat support front pipe (512) and the seat support rear pipe (514) which are symmetrical in front-back.

3. A collapsible child trailer according to claim 2, wherein: the seat tube (511) is hinged with the backrest tube (513).

4. A collapsible child trailer according to claim 2, wherein: the rear wheel support (1) comprises an upper support tube (101) fixedly connected with an upper surrounding tube (501), a lower support tube (102) fixedly connected with a lower surrounding tube (502), and a plastic bending joint (103) for connecting the upper support tube (101) and the lower support tube (102), wherein the rear wheel (2) is a universal wheel fixed on the lower support tube (102), and the transverse U-shaped tube (6) is fixedly connected with the lower support tubes (102) on the two rear wheel support (1).

5. A collapsible child trailer according to claim 2, wherein: the front wheel support (3) is fixed at the bottom of the front end of the down tube (502).