CN219215128U - Shallow convenient to fold - Google Patents

Abstract

The utility model discloses a cart convenient to fold, which comprises a handle frame, a front foot rest, a joint clamping seat, a rear foot rest and a seat frame, wherein the seat frame is movably connected to the front foot rest, the handle frame and the rear foot rest are movably connected to the joint clamping seat, and the front foot rest is fixed on the joint clamping seat and further comprises: the upper connecting piece is movably arranged on the inner side wall of the handle frame; one end of the lower connecting piece is movably arranged on the inner side wall of the rear foot rest, and the other end of the lower connecting piece is rotationally connected with the seat frame; the conductive connector comprises a first connecting sheet and a conductive seat. According to the technical scheme, under the action of the conducting seat and the connecting pieces, the rotating points among the handle frame, the front foot rest and the rear foot rest are at least two more, so that the folding is smoother, the whole shape is rectangular after folding, the folding effect is better, and the folding device is not easy to automatically unfold.

Description

Shallow convenient to fold

Technical Field

The utility model relates to the technical field of strollers, in particular to a cart convenient to fold.

Background

The baby carrier is one of the baby carriers which are convenient for children to rest and reduce the burden of caregivers when the baby carrier is at home, and the baby carrier is folded along with the progress of technology when the baby carrier with different functions is tried out successively.

The folding baby carrier is a baby carrier which is convenient to carry by folding a handle frame, a front foot rest and a rear foot rest together.

Only three rotation points are arranged between the rear foot rest and the front foot rest, nylon cloth for containing things is arranged between the rear foot rest and the front foot rest and close to the bottom, and a seat is arranged on the upper portion of the rear foot rest and the front foot rest, so that the nylon cloth is compressed and stacked along with the compression of the rear foot rest, the front foot rest and the handle frame when the folding device is folded, and the folding device is not smooth when the folding device is folded because of only three rotation points, and the whole side face of the folding device is arranged in a triangle after the folding device is folded, so that the folding effect is also not good.

Disclosure of Invention

The utility model aims to solve the defects of the prior art that the folding is blocked and the folding effect is poor, and provides a trolley convenient to fold.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a shallow convenient to fold, includes hand (hold) frame, preceding foot rest, joint cassette, back foot rest and seat frame, wherein, seat frame swing joint is on preceding foot rest, hand (hold) frame and back foot rest swing joint are on the joint cassette, preceding foot rest is fixed on the joint cassette, still includes:

the upper connecting piece is movably arranged on the inner side wall of the handle frame;

one end of the lower connecting piece is movably arranged on the inner side wall of the rear foot rest, and the other end of the lower connecting piece is rotationally connected with the seat frame;

the conducting connecting piece comprises a first connecting piece and a conducting seat, wherein a movable piece is inserted among the lower end of the upper connecting piece, the upper end of the first connecting piece and the upper end of the conducting seat, and the lower ends of the first connecting piece and the conducting seat are both connected with the seat frame in a rotating mode.

Further, the upper connecting piece comprises a second connecting piece, the upper end of the second connecting piece is rotationally connected with a third connecting piece rotationally connected to the inner side wall of the handle frame, and the lower end of the second connecting piece is rotationally connected to the conducting seat;

further, the lower connecting piece comprises a fourth connecting piece which is rotatably connected to the inner side wall of the rear foot rest;

further, the joint clamping seat comprises an upper joint seat fixedly arranged on the handle frame and a lower joint seat fixedly arranged on the front foot rest, the upper joint seat and the lower joint seat are rotationally connected, the upper joint seat is fixedly connected with a locking piece, the locking piece is provided with a bayonet, and the lower joint seat is slidably connected with a locking rod which can be clamped on the bayonet of the locking piece;

further, a reset spring positioned in the handle frame and a control rod with a bulge are arranged on the locking rod, and the bulge on the control rod is clamped on the locking rod;

further, the movable piece is a pin;

further, the first connecting piece, the second connecting piece and the third connecting piece are all metal sheets.

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

through above-mentioned technical scheme, under the effect of conducting seat, a plurality of connection piece, the rotation point between hand (hold) frame, preceding foot rest and the back foot rest is more two more, and is more smooth and easy like this when folding, and the overall shape is the rectangle moreover after folding, and folding effect is better, is difficult for automatic expansion.

Drawings

Fig. 1 is a schematic front view of a cart for easy folding according to the present utility model;

FIG. 2 is an exploded view of a portion of a convenient-to-fold cart according to the present utility model;

FIG. 3 is a schematic side view of a portion of a foldable cart according to the present utility model;

FIG. 4 is a schematic view of a foldable cart according to the present utility model after being folded;

fig. 5 is a schematic view of a rotation point of a cart portion for facilitating folding according to the present utility model.

In the figure: 1 handle frame, 2 joint cassette, 3 preceding foot rest, 4 back foot rest, 5 fourth connection piece, 6 second connection piece, 7 conducting base, 8 first connection piece, 9 bayonet socket, 10 seat frame, 11 locking lever, 12 locking piece.

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.

The terms such as "upper", "lower", "left", "right", "middle" and "a" and the like are also used herein for descriptive purposes only and are not intended to limit the scope of the utility model for which the utility model may be practiced or for which the relative relationship may be altered or modified without materially altering the technology.

Referring to fig. 1-4, a cart convenient to fold, including a handle frame 1, a front foot rest 3, a joint clamping seat 2, a rear foot rest 4 and a seat frame 10, wherein, the seat frame 10 is movably connected on the front foot rest 3, the handle frame 1 and the rear foot rest 4 are movably connected on the joint clamping seat 2, the front foot rest 3 is fixed on the joint clamping seat 2, and further comprises:

and the upper connecting piece is movably arranged on the inner side wall of the handle frame 1, the upper connecting piece comprises a second connecting piece 6, the upper end of the second connecting piece 6 is rotationally connected with a third connecting piece rotationally connected with the inner side wall of the handle frame 1, and the lower end of the second connecting piece 6 is rotationally connected with a conducting seat 7.

And one end of the lower connecting piece is movably arranged on the inner side wall of the rear foot rest 4, the other end of the lower connecting piece is rotationally connected with the seat frame 10, and the lower connecting piece comprises a fourth connecting piece 5 rotationally connected with the inner side wall of the rear foot rest 4.

The conducting connecting piece, the conducting connecting piece includes first connecting piece 8 and conduction seat 7, alternates between the lower extreme of last connecting piece, the upper end of first connecting piece 8 and the upper end of conduction seat 7 has the moving part, and the moving part is the pin, and the lower extreme of first connecting piece 8 and conduction seat 7 all rotates with seat frame 10 to be connected.

Through under the effect of conducting seat, a plurality of connection piece, the rotation point between handle frame 1, preceding foot rest 3 and the back foot rest 4 is more two more at least, and is more smooth and easy like this when folding, and the overall shape is the rectangle after folding moreover, and folding effect is better, is difficult for automatic expansion.

The joint cassette 2 comprises an upper joint seat fixedly installed on the handle frame 1 and a lower joint seat fixedly installed on the front foot rest 3, the upper joint seat and the lower joint seat are rotationally connected, a locking piece 12 is fixedly connected to the upper joint seat, a bayonet 9 is arranged on the locking piece 12, a locking rod 11 capable of being clamped on the bayonet 9 on the locking piece 12 is slidably connected to the lower joint seat, a reset spring positioned in the handle frame 1 and a control rod with a bulge are installed on the locking rod 11, the bulge on the control rod is clamped on the locking rod 11, one end of the control rod is controlled by a pressing button positioned on the inner side wall of a transverse handle of the handle frame 1, when the button is pressed, the control rod moves upwards to drive the locking rod 11 to be separated from the bayonet 9, the locking rod is convenient to fold, and when the baby carrier is unfolded and molded, the locking rod 11 is aligned with the bayonet 9 and is directly clamped in the bayonet 9 to realize locking.

The first connecting piece 8, the second connecting piece 6 and the third connecting piece are all metal sheets, and the metal sheets are relatively common, easy to mold and manufacture and durable.

In fig. 5, a is the rotation point of the second connection piece 6 and the third connection piece, B is the rotation point of the second connection piece 6, the conduction seat 7, and the first connection piece 8, C is the rotation point of the rear foot rest 4 and the fourth connection piece 5, D is the rotation point of the fourth connection piece 5 and the seat frame 10, E is the rotation point of the seat frame 10 and the front foot rest 3, F is the rotation point of the rear foot rest 4 and the lower joint seat, G is the rotation point of the lower joint seat and the upper joint seat, and H is the rotation point of the seat frame 10, the conduction seat 7, and the first connection piece 8.

The handle frame 1, the front foot rest 3, the joint clamping seat 2, the rear foot rest 4 and the seat frame 10 are all in the prior art, and the connection relationship and the structure thereof are not described in detail.

In the present utility model, the terms "mounted," "connected," "secured," and the like are to be construed broadly, unless otherwise specifically indicated and defined.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a shallow convenient to fold, includes hand (hold) frame (1), preceding foot rest (3), joint cassette (2), back foot rest (4) and seat frame (10), wherein, seat frame (10) swing joint is on preceding foot rest (3), hand (hold) frame (1) and back foot rest (4) swing joint are on joint cassette (2), preceding foot rest (3) are fixed on joint cassette (2), its characterized in that still includes:

the upper connecting piece is movably arranged on the inner side wall of the handle frame (1);

one end of the lower connecting piece is movably arranged on the inner side wall of the rear foot rest (4), and the other end of the lower connecting piece is rotationally connected with the seat frame (10);

the conducting connecting piece comprises a first connecting piece (8) and a conducting seat (7), wherein a movable piece is inserted between the lower end of the upper connecting piece, the upper end of the first connecting piece (8) and the upper end of the conducting seat (7), and the lower ends of the first connecting piece (8) and the conducting seat (7) are rotationally connected with a seat frame (10).

2. A trolley for facilitating folding according to claim 1, wherein the upper connecting piece comprises a second connecting piece (6), a third connecting piece rotatably connected to the inner side wall of the handle frame (1) is rotatably connected to the upper end of the second connecting piece (6), and the lower end of the second connecting piece (6) is rotatably connected to the conducting base (7).

3. A pushchair convenient to fold according to claim 1, wherein said lower connecting member comprises a fourth connecting piece (5) rotatably connected to the inner side wall of the rear foot rest (4).

4. The cart convenient to fold according to claim 1, wherein the joint clamping seat (2) comprises an upper joint seat fixedly installed on the handle frame (1) and a lower joint seat fixedly installed on the front foot rest (3), the upper joint seat and the lower joint seat are rotationally connected, a locking piece (12) is fixedly connected to the upper joint seat, a bayonet (9) is formed in the locking piece (12), and a locking rod (11) capable of being clamped on the bayonet (9) on the locking piece (12) is connected to the lower joint seat in a sliding manner.

5. A pushchair convenient to fold according to claim 4, wherein said locking lever (11) is provided with a return spring located in the handle frame (1) and a lever with a projection, said projection being clamped on the locking lever (11).

6. A pushchair according to claim 1, wherein said movable member is a pin.

7. A pushchair convenient to fold according to claim 1, wherein said first (8), second (6) and third connecting pieces are metal sheets.

Images