CN214296004U

CN214296004U - Foldable trolley

Info

Publication number: CN214296004U
Application number: CN202021736579.5U
Authority: CN
Inventors: 张飞鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-09-28
Anticipated expiration: 2030-08-19

Abstract

A foldable trolley comprises a trolley frame and a wheel body, wherein the wheel body is rotatably connected to the bottom of the trolley frame, the trolley frame comprises a front support, a side support and a rear support which are connected, and the wheel body is connected to the bottoms of the front support and the rear support when rotating; the side brackets are connected between the front bracket and the rear bracket, and the front bracket, the side brackets and the rear bracket form a frame structure; the side support comprises a first U-shaped frame and a second U-shaped frame which are arranged in a crossed mode, the first U-shaped frame is connected to the top of the front support in an inclined mode, and the second U-shaped frame is connected to the top of the rear support in an inclined mode; compared with the prior art, the bottom support is carried out on the hanging bag through the arrangement of the first U-shaped frame and the second U-shaped frame, the first U-shaped frame and the second U-shaped frame are supported in a cross mode through the arrangement of the first inclined support and the second inclined support, the first U-shaped frame and the second U-shaped frame have better stability in use, and meanwhile the hanging bag is supported through the arrangement of the third U-shaped frame and the fourth U-shaped frame, so that the hanging bag has better stability.

Description

Foldable trolley

Technical Field

The utility model belongs to the technical field of the handcart, especially, relate to a collapsible handcart.

Background

The handcart is a transport vehicle pushed and pulled by human power, which is the ancestor of all vehicles, although the technology of transporting materials of the handcart is continuously developed, the handcart is still used as an indispensable transport tool, and the handcart is widely applied in production and life because of low cost, simple maintenance, convenient operation and light dead weight, can work in places where motor vehicles are inconvenient to use, and is very convenient for transporting lighter objects in short distance.

The handcart for different purposes has different vehicle body structures, most of the general four-wheel handcart has a cargo platform, the special handcart has various structures, some vehicle bodies are made into box shapes and are suitable for carrying light-weight articles which are convenient to load and unload, and the rest vehicle bodies extend out of the brackets and are convenient for placing parts such as rods, shafts, pipes and the like; some vehicle bodies are completely matched with goods, such as gas cylinder vehicles, some vehicle bodies are quite small and exquisite, can be folded and are convenient to carry, and some vehicle bodies are convenient to load and unload barreled goods such as barreled liquid, paper rolls and the like, and two flat steels on the vehicle bodies form low and short inclined planes so as to be beneficial to rolling up and down the barreled goods, such as barrel-shaped goods loading and unloading vehicles, modern trolleys are provided with rolling bearings, and wheels are made of solid tires or pneumatic tires.

When the bag is hung to needs setting up on the handcart, current handcart is fixed structure usually, and the taking in of handcart of being not convenient for is not being suitable for and occupies great space, and foldable handcart atress degree is lower usually, is not convenient for place heavier article.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome the defect among the above-mentioned prior art, provide a safe and reliable, be convenient for fold, collapsible handcart that the atress degree is high.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a foldable trolley comprises a trolley frame and a wheel body, wherein the wheel body is rotatably connected to the bottom of the trolley frame, the trolley frame comprises a front support, a side support and a rear support which are connected, and the wheel body is connected to the bottoms of the front support and the rear support when rotating; the side brackets are connected between the front bracket and the rear bracket, and the front bracket, the side brackets and the rear bracket form a frame structure; the side support comprises a first U-shaped frame and a second U-shaped frame which are arranged in a crossed mode, the first U-shaped frame is connected to the top of the front support in an inclined mode, and the second U-shaped frame is connected to the top of the rear support in an inclined mode; the front support is connected with first inclined supports which are arranged in a crossed mode with the first U-shaped frames on two sides, the rear support is connected with second inclined supports which are arranged in a crossed mode with the second U-shaped frames on two sides, and the first inclined supports are connected with the second inclined supports.

As a preferred scheme of the utility model, first U type frame links to each other with the top of fore-stock both sides simultaneously, and first U type frame downward sloping towards the after-poppet, and second U type frame links to each other with the top of after-poppet both sides simultaneously, and second U type frame downward sloping towards the after-poppet.

As an optimized scheme of the utility model, rotate through the round pin axle between first U type frame and the second U type frame and be connected, the bottom of first U type frame and second U type frame is located same height, and this round pin axle is located the bottom top of first U type frame and second U type frame.

As a preferred scheme of the utility model, first bracing is connected in fore-stock bottom both sides, and first bracing inclines upward towards the after-poppet, and the second bracing is connected in after-poppet bottom both sides, and the second bracing inclines upward towards the fore-stock.

As a preferred scheme of the utility model, rotate through the round pin axle between first bracing and the second bracing and connect, this round pin hub connection is in the tip of first bracing and second bracing.

As an optimized scheme of the utility model, rotate through the round pin axle between first bracing and the first U type frame and be connected, also rotate through the round pin axle between second bracing and the second U type frame and be connected.

As an optimized scheme of the utility model, first bracing is equipped with third U type frame with the junction of first U type frame, and third U type frame top is connected on the first bracing of both sides, and the junction of second bracing and second U type frame is equipped with fourth U type frame, and fourth U type frame top is connected on the second bracing of both sides.

As the utility model discloses an optimal scheme, the fore-stock includes the bracing piece of vertical setting and the crossbeam that the level set up, and the bracing piece is connected relatively in the both ends of crossbeam, and the crossbeam is connected in the bracing piece bottom, is fixed with telescopic pull rod on the crossbeam, and the bracing piece top of relative setting even has preceding string bag pipe.

As an optimized scheme of the utility model, the rear bracket includes U type frame, and U type frame top even has the back to hang the bag pipe.

As a preferred embodiment of the present invention, the wheel body includes a universal wheel.

The beneficial effects of the utility model are that, compare with prior art: through the setting of first U type frame and second U type frame, carry out the bottom sprag to hanging the bag, and the setting of first bracing and second bracing carries out cross support to first U type frame and second U type frame for first U type frame and second U type frame in use have better stability, and the setting of third U type frame and fourth U type frame supports hanging the bag simultaneously, makes to hang the bag and have better stability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a right side view of the present invention;

fig. 4 is a side view of the present invention;

reference numbers in the figures: the bag hanging device comprises a front support 1, support rods 1-1, cross beams 1-2, front bag hanging pipes 1-3, telescopic pull rods 1-4, side supports 2, a first U-shaped frame 2-1, a second U-shaped frame 2-2, a first inclined support 2-3, a second inclined support 2-4, a third U-shaped frame 2-5, a fourth U-shaped frame 2-6, a rear support 3, a U-shaped frame 3-1, rear bag hanging pipes 3-2 and universal wheels 4.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the accompanying drawings.

As shown in fig. 1-4, a foldable handcart comprises a frame and a wheel body, wherein the wheel body is rotatably connected to the bottom of the frame, the frame comprises a front bracket 1, a side bracket 2 and a rear bracket 3 which are connected, and the wheel body is connected to the bottoms of the front bracket 1 and the rear bracket 3 when rotating; the side bracket 2 is connected between the front bracket 1 and the rear bracket 3, and the front bracket 1, the side bracket 2 and the rear bracket 3 form a frame structure; the side bracket 2 comprises a first U-shaped frame 2-1 and a second U-shaped frame 2-2 which are arranged in a crossed manner, the first U-shaped frame 2-1 is connected to the top of the front bracket 1 in an inclined manner, and the second U-shaped frame 2-2 is connected to the top of the rear bracket 3 in an inclined manner; two sides of the front bracket 1 are connected with first inclined struts 2-3 which are arranged in a cross way with the first U-shaped frame 2-1, two sides of the rear bracket 3 are connected with second inclined struts 2-4 which are arranged in a cross way with the second U-shaped frame 2-2, and the first inclined struts 2-3 are connected with the second inclined struts 2-4.

The front support 1 and the rear support 3 are arranged in parallel, the width of the front support 1 is larger than that of the rear support 3, the front support 1 and the rear support 3 are connected to form a frame structure under the action of the side support 2, the bottoms of the first U-shaped frame 2-1 and the second U-shaped frame 2-2 are horizontal cross supports between the front support 1 and the rear support 3, and the first U-shaped frame 2-1 and the second U-shaped frame 2-2 are U-shaped structures with upward openings.

The front support 1 comprises a vertically arranged support rod 1-1 and a horizontally arranged cross beam 1-2, the support rod 1-1 is oppositely connected to two ends of the cross beam 1-2, the cross beam 1-2 is connected to the bottom of the support rod 1-1, a telescopic pull rod 1-4 is fixed on the cross beam 1-2, the top of the oppositely arranged support rod 1-1 is connected with a front bag hanging pipe 1-3, the rear support 3 comprises a U-shaped frame 3-1, and the top of the U-shaped frame 3-1 is connected with a rear bag hanging pipe 3-2.

The first U-shaped frame 2-1 is connected with the tops of two sides of the front support 1 at the same time, the first U-shaped frame 2-1 is connected to the front bag hanging pipe 1-3, the first U-shaped frame 2-1 is rotatably connected with the front bag hanging pipe 1-3 through a pin shaft, the front bag hanging pipe 1-3 is of a U-shaped structure with a downward opening, the front bag hanging pipe 1-3 is sleeved on the support rod 1-1, and the front bag hanging pipe 1-3 can be separated from the support rod 1-1 through upward extraction, so that the first U-shaped frame 2-1 is separated from the front support 1.

The first U-shaped frame 2-1 is inclined downward toward the rear bracket 3, the second U-shaped frame 2-2 is simultaneously connected to the top portions of both sides of the rear bracket 3, and the second U-shaped frame 2-2 is inclined downward toward the rear bracket 3.

The second U-shaped frame 2-2 is connected with the tops of two sides of the rear support 3 at the same time, the second U-shaped frame 2-2 is connected to the rear hanging bag pipe 3-2, the second U-shaped frame 2-2 is rotatably connected with the rear hanging bag pipe 3-2 through a pin shaft, the rear hanging bag pipe 3-2 is of a U-shaped structure with a downward opening, the rear hanging bag pipe 3-2 is sleeved on the U-shaped frame 3-1, and the rear hanging bag pipe 3-2 can be separated from the U-shaped frame 3-1 through upward extraction, so that the second U-shaped frame 2-2 can be separated from the rear support 3 together.

The first U-shaped frame 2-1 and the second U-shaped frame 2-2 are rotatably connected through a pin shaft, the bottoms of the first U-shaped frame 2-1 and the second U-shaped frame 2-2 are positioned at the same height, and the pin shaft is positioned above the bottoms of the first U-shaped frame 2-1 and the second U-shaped frame 2-2.

The first inclined struts 2-3 are connected to two sides of the bottom of the front support 1, the first inclined struts 2-3 are connected to the bottom of the supporting rods 1-1, the first inclined struts 2-3 are rotatably connected with the supporting rods 1-1 through pin shafts, the first inclined struts 2-3 incline upwards towards the rear support 3, the second inclined struts 2-4 are connected to two sides of the bottom of the rear support 3, the second inclined struts 2-4 are connected to the bottom of the U-shaped frame 3-1, the second inclined struts 2-4 are rotatably connected with the U-shaped frame 3-1 through pin shafts, and the second inclined struts 2-4 incline upwards towards the front support 1.

The first inclined strut 2-3 and the second inclined strut 2-4 are rotatably connected through a pin shaft, the pin shaft is connected to the end portions of the first inclined strut 2-3 and the second inclined strut 2-4, the first inclined strut 2-3 is rotatably connected with the first U-shaped frame 2-1 through a pin shaft, and the second inclined strut 2-4 is also rotatably connected with the second U-shaped frame 2-2 through a pin shaft.

The joint of the first inclined strut 2-3 and the first U-shaped frame 2-1 is provided with a third U-shaped frame 2-5, the top of the third U-shaped frame 2-5 is connected to the first inclined strut 2-3 at two sides, the joint of the second inclined strut 2-4 and the second U-shaped frame 2-2 is provided with a fourth U-shaped frame 2-6, and the top of the fourth U-shaped frame 2-6 is connected to the second inclined strut 2-4 at two sides.

The bottoms of the third U-shaped frame 2-5 and the fourth U-shaped frame 2-6 form a horizontally arranged cross bar, the bottoms of the first U-shaped frame 2-1, the second U-shaped frame 2-2, the third U-shaped frame 2-5 and the fourth U-shaped frame 2-6 are positioned on the same horizontal height, and the bottoms of the first U-shaped frame 2-1, the second U-shaped frame 2-2, the third U-shaped frame 2-5 and the fourth U-shaped frame 2-6 are used for supporting a hanging bag.

The wheel body includes universal wheel 4, and universal wheel 4 connects in fore-stock 1 bottom, and universal wheel 4 passes through the screw connection in fore-stock 1 bottom.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more here: the front support 1, the support rods 1-1, the cross beams 1-2, the front bag hanging pipes 1-3, the telescopic pull rods 1-4, the side supports 2, the first U-shaped frame 2-1, the second U-shaped frame 2-2, the first inclined support 2-3, the second inclined support 2-4, the third U-shaped frame 2-5, the fourth U-shaped frame 2-6, the rear support 3, the U-shaped frames 3-1, the rear bag hanging pipes 3-2, the universal wheels 4 and other terms are used, but the possibility of using other terms is not excluded; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A foldable trolley comprises a trolley frame and a wheel body, wherein the wheel body is rotatably connected to the bottom of the trolley frame, the foldable trolley is characterized in that the trolley frame comprises a front support (1), a side support (2) and a rear support (3) which are connected, and the wheel body is connected to the bottoms of the front support (1) and the rear support (3) when rotating; the side support (2) is connected between the front support (1) and the rear support (3), and the front support (1), the side supports (2) and the rear support (3) form a frame structure in an enclosing mode; the side support (2) comprises a first U-shaped frame (2-1) and a second U-shaped frame (2-2) which are arranged in a crossed mode, the first U-shaped frame (2-1) is connected to the top of the front support (1) in an inclined mode, and the second U-shaped frame (2-2) is connected to the top of the rear support (3) in an inclined mode; two sides of the front support (1) are connected with first inclined struts (2-3) which are arranged in a crossed manner with the first U-shaped frames (2-1), two sides of the rear support (3) are connected with second inclined struts (2-4) which are arranged in a crossed manner with the second U-shaped frames (2-2), and the first inclined struts (2-3) are connected with the second inclined struts (2-4); the first inclined support (2-3) is rotationally connected with the first U-shaped frame (2-1) through a pin shaft, and the second inclined support (2-4) is rotationally connected with the second U-shaped frame (2-2) through a pin shaft; the connecting part of the first inclined support (2-3) and the first U-shaped frame (2-1) is provided with a third U-shaped frame (2-5), the top of the third U-shaped frame (2-5) is connected to the first inclined support (2-3) on two sides, the connecting part of the second inclined support (2-4) and the second U-shaped frame (2-2) is provided with a fourth U-shaped frame (2-6), and the top of the fourth U-shaped frame (2-6) is connected to the second inclined support (2-4) on two sides.

2. A foldable trolley according to claim 1, characterized in that the first U-shaped frame (2-1) is connected to the top of both sides of the front frame (1) at the same time, and the first U-shaped frame (2-1) is inclined downwards towards the rear frame (3), and the second U-shaped frame (2-2) is connected to the top of both sides of the rear frame (3) at the same time, and the second U-shaped frame (2-2) is inclined downwards towards the rear frame (3).

3. A foldable trolley according to claim 1, characterized in that the first U-shaped frame (2-1) and the second U-shaped frame (2-2) are pivotally connected by means of a pin, the bottom of the first U-shaped frame (2-1) and the bottom of the second U-shaped frame (2-2) being located at the same height, and the pin being located above the bottom of the first U-shaped frame (2-1) and the second U-shaped frame (2-2).

4. A foldable trolley according to claim 1, characterized in that the first diagonal braces (2-3) are attached to the front frame (1) on both sides of the bottom, and the first diagonal braces (2-3) are inclined upwards towards the rear frame (3), and the second diagonal braces (2-4) are attached to the rear frame (3) on both sides of the bottom, and the second diagonal braces (2-4) are inclined upwards towards the front frame (1).

5. A foldable trolley according to claim 4, characterized in that the first diagonal brace (2-3) and the second diagonal brace (2-4) are pivotally connected to each other by means of a pin, which is connected to the ends of the first diagonal brace (2-3) and the second diagonal brace (2-4).

6. The foldable trolley according to claim 1, wherein the front support (1) comprises a vertically arranged support rod (1-1) and a horizontally arranged cross beam (1-2), the support rod (1-1) is relatively connected to two ends of the cross beam (1-2), the cross beam (1-2) is connected to the bottom of the support rod (1-1), a telescopic pull rod (1-4) is fixed on the cross beam (1-2), and a front bag hanging pipe (1-3) is connected to the top of the relatively arranged support rod (1-1).

7. A foldable trolley according to claim 1, characterized in that the rear frame (3) comprises a U-shaped frame (3-1), and the top of the U-shaped frame (3-1) is connected with a rear bag hanging tube (3-2).

8. A foldable trolley according to claim 1, characterized in that the wheels comprise universal wheels (4).