WO2024074033A1

WO2024074033A1 - Recyclable foldable turnover box

Info

Publication number: WO2024074033A1
Application number: PCT/CN2023/090715
Authority: WO
Inventors: 沈茂
Original assignee: 浙江明丰实业股份有限公司; 小得环保科技(无锡)有限公司
Priority date: 2022-10-06
Filing date: 2023-04-26
Publication date: 2024-04-11
Also published as: CN219044547U

Abstract

A recyclable foldable turnover box, comprising an outer box bag (1) and an inner support frame (2), wherein the outer box bag wraps the inner support frame, the outer box bag comprises a box bag body (3) and a box cover body (4), and a connected opening and closing structure (5) is arranged between the box cover body and the box bag body; and the inner support frame is arranged in the outer box bag and is configured to support and shape the outer box bag, and folding hinge structures (6) are arranged on two symmetrical side frames of the inner support frame, so that the inner support frame can be folded, and the whole turnover box can be folded by means of the folding of the inner support frame. The outer box bag of the turnover box can be unfolded and shaped when using same by means of the inner support frame in the outer box bag, and can also be synchronously folded by means of the folding of the inner support frame, thereby folding the whole turnover box; moreover, the folding hinge structures on the inner support frame do not fold when subjected to a vertical stacking force, and thus a strong support strength is provided; the structure is simple, and cyclic operation and use are facilitated; and the outer box bag also has a good sealing performance, and achieves moisture-proof and heat-insulation effects.

Description

A recyclable foldable turnover box

Technical Field

The utility model relates to the technical field of turnover boxes, in particular to a recyclable foldable turnover box.

Background technique

Logistics turnover boxes are referred to as logistics boxes or turnover boxes. They are easy to turn around, neatly stacked, and easy to manage, so they are widely used in various industries. Existing turnover boxes mainly include a box body and a box cover. When in use, the items are placed in the box body, then the box cover is closed, and the items are stacked on the delivery vehicle for transportation. During the transportation process, the turnover boxes are directly stacked.

Since the turnover boxes are stacked when in use, the stacking force strength in the up and down directions must be ensured. Therefore, the existing turnover boxes are usually composed of a bottom surface and a side panel fixed to the bottom surface. The whole is an integrated fixed structure and cannot be folded. Although the supporting strength is guaranteed, when not in use, a single turnover box is in the state of a rectangular or cube, which occupies a large space and is inconvenient for storage. Therefore, a Chinese patent (publication number CN216547247U) was proposed for a foldable hollow plate turnover box that is easy to store, including a bottom plate, two parallel side walls of the bottom plate are hinged with a side panel, and another The two parallel side walls are each provided with two groups of parallel sliding grooves, and a connecting plate is slidably provided in each group of sliding grooves. The connecting plate is provided with a slider which moves along the length direction of the sliding groove, and the slider drives the connecting plate to move along the length direction of the sliding groove and drives the connecting plate to be arranged perpendicular to the bottom plate, and the connection between the connecting plate and the side plate is connected by a locking assembly; although the above patent realizes convenient folding use, the folding structure adopted is relatively complicated, and the operation is relatively troublesome when used in a circular operation. At the same time, there are many gaps between the connecting plates. When used for some items with sealing and moisture-proof requirements, additional sealing is required, which causes inconvenience in use, so it needs to be improved.

Utility Model Content

The purpose of the utility model is to solve the problems raised in the above background technology and provide a recyclable Stack turnover boxes.

In order to solve the above technical problems, the technical solution of the utility model is: a recyclable foldable turnover box, including an outer box bag and an inner support frame, the outer box bag is wrapped outside the inner support frame, the outer box bag includes a box bag body and a box cover body, and a connecting opening and closing structure is provided between the box cover body and the box bag body; the inner support frame is arranged in the outer box bag to support and shape it, and the inner support frame is provided with a folding hinge structure on its symmetrical two side frames to enable it to be folded, and the turnover box can be folded as a whole through the folding of the inner support frame.

In the above-mentioned recyclable foldable turnover box, the inner support frame includes a front support frame, a rear support frame, a left support frame, and a right support frame. The folding hinge structure is symmetrically arranged on the left support frame and the right support frame, so that the left and right support frames are folded in the vertical direction through the folding hinge structure, and the inner support frame props up and shapes the outer box bag through its four plates.

In the above-mentioned recyclable foldable turnover box, the left support frame and the right support frame are respectively composed of two symmetrical folding frames, and the folding hinge structure is a hinge joint arranged between the two folding frames and between the two folding frames and the front support frame and the rear support frame.

In the above-mentioned recyclable foldable turnover box, a plurality of reinforcing rods are fixedly provided on the front support frame and the rear support frame respectively.

In the above-mentioned recyclable foldable turnover box, the upper opening of the outer box bag has a support frame fixing edge, which plays a positioning role for the inner support frame in the outer box bag; the opening and closing structure is arranged on the box cover body and the support frame fixing edge.

In the above-mentioned recyclable foldable turnover box, the opening and closing structure adopts a zipper structure, and the zipper structure is respectively fixed on the box cover body and the fixed edge of the support frame.

In the above-mentioned recyclable foldable turnover box, the inner support frame adopts a metal support frame structure.

In the above-mentioned recyclable foldable turnover box, the bag body and the box cover of the outer box bag are fixedly covered with a thermal insulation layer.

The beneficial effects of the utility model are:

The turnover box of the utility model is composed of an outer box bag and an inner support frame. The inner support frame in the outer box bag can be used to stretch and shape the outer box bag when it is used, and the outer box bag can be synchronously folded by the folding of the inner support frame to achieve overall folding. The folding hinge structure on the inner support frame will not fold when subjected to the force of stacking up and down, and has strong supporting strength. The structure is simple and easy to use for cyclic operation. At the same time, the outer box bag has good sealing performance and has the effect of moisture-proof and heat-insulating.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a perspective view of the utility model (in the open state);

Fig. 2 is a perspective view of the utility model (folded state);

FIG3 is an enlarged view of portion A in FIG1 ;

FIG4 is a perspective view of the inner support frame (in the open state for use) of the present invention;

5 and 6 are three-dimensional views of the inner support frame (in two folding states) of the present invention.

Detailed ways

In order to make the purpose, technical scheme and advantages of the implementation mode of the utility model clearer, the technical scheme in the implementation mode of the utility model will be clearly and completely described in combination with the drawings in the implementation mode of the utility model; in the description of the utility model, it should be understood that the terms "upper", "lower", The directions or positional relationships indicated by “front”, “back”, “left”, “right”, “vertical”, “horizontal”, “bottom”, “inside” and “outside” are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the equipment or components referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the present invention.

The utility model is further described below in conjunction with the accompanying drawings.

Please refer to Figures 1 to 5. The utility model provides a recyclable foldable turnover box, including an outer box bag 1 and an inner support frame 2. The outer box bag 1 includes a box bag body 3 and a box cover body 4. The outer box bag 1 is wrapped outside the inner support frame 2. The inner support frame 2 includes a front support frame 7, a rear support frame 8, a left support frame 9, and a right support frame 10. The adjacent support frame sides are connected. Preferably, the inner support frame 2 adopts a metal support frame structure, but the inner support frame 2 can also be made of other structural materials.

The inner support frame 2 is arranged in the outer bag 1, and its four support frames are opened to support and shape the outer bag. The inner support frame 2 is provided with a symmetrical folding hinge structure 6 on its left support frame 9 and right support frame 10. The left support frame 9 and the right support frame 10 are respectively composed of two symmetrical folding frames 15, and the front support frame 7 and the rear support frame 8 can also choose the same structure; specifically, the folding hinge structure 6 is a hinge joint 61 arranged between the two folding frames 15, and between the two folding frames 15 and the front support frame 7 and the rear support frame 8; when folded for use, it is directly toward The force is applied inward, so that the left and right support frames are folded in the vertical direction through the folding hinge structure 6, and then the inner support frame 2 is folded as a whole through the folding of the left and right support frames, and the outer box bag is folded synchronously through the folding of the inner support frame, so that the turnover box is folded as a whole through the folding of the inner support frame 2, which is very convenient for cyclic operation; and the folding hinge structure on the inner support frame will not fold when subjected to the force of stacking up and down, and has a strong supporting strength. In actual measurements, the bearing capacity of the inner support frame 2 of the utility model when stacked up and down is more than 300KG.

A connecting opening and closing structure 5 is provided between the box cover body 4 and the box bag body 3, and a support frame fixing edge 11 is provided at the upper opening of the outer box bag 1, and the support frame fixing edge 11 plays a role in positioning the inner support frame 2 in the outer box bag 1; at the same time, the opening and closing structure 5 is preferably a zipper structure, and the zipper structure is respectively fixed on the box cover body 4 and the support frame fixing edge 11.

Furthermore, in order to improve the supporting strength of the inner support frame 2, a plurality of reinforcing rods 7-8 are fixedly provided on the front support frame 7 and the rear support frame 8 respectively.

Furthermore, in order to improve the moisture-proof, sealing and heat-insulating effects of the entire turnover box, the bag body 3 and the box cover body 4 of the outer box bag 1 are fixedly covered with a layer of insulation layer.

It should be noted that the folding hinge structure 6 is a hinge joint 61 arranged between the two folding supports 15, and between the two folding supports 15 and the front support frame 7, the rear support frame 8; the hinge joint 61 does not have an automatic reset function, and because the inner support frame is upright and supported on the work surface when unfolded and used, the inner support frame can be opened to any angle without being wrapped in an outer box bag. The principle is similar to the outdoor windshield in the prior art. One end of the outdoor windshield is not even closed, and the overall shape can be maintained without deformation after unfolding.

In actual use, the turnover box can be first opened to a half-open state, and then when filling the turnover box, several goods of appropriate size can be selected to fill each layer of the turnover box, so that the inner support frame can be continuously expanded to ensure that the turnover box does not deform after being expanded; and at the beginning of filling, when selecting goods, choose goods that are significantly smaller than the opening on the outer box bag, and the goods can be put into the turnover box from the half-open opening. Therefore, no matter at which stage of filling the turnover box, the goods can be put in, ensuring the availability of the turnover box during normal use.

At the same time, in actual use, the interior of the recyclable foldable turnover box is filled with goods, more specifically, it is in a state of being full. Each turnover box is very full, and there is no moving space that allows the goods to move easily. The hinge will not rotate to a large angle, and the overall shape of the turnover box can be maintained; taking a step back, even if the side wall of the turnover box of the present application is deformed, the deformation of the front support frame, the rear support frame, the left support frame, and the right support frame still occurs on the same horizontal plane, just like the aforementioned outdoor windshield, its placement shape can be variable, but the changing shape will not change the height of the plane where its upper end is located; for the present application, the deformed inner support frame composed of the front support frame, the rear support frame, the left support frame, and the right support frame can still support the top or bottom surface of the recyclable foldable turnover box stacked in the upper and lower directions to ensure stability during stacking; and the relationship between deformation and the stability of the present application itself during use is not a technical problem to be solved by the present application, and even after the side wall is deformed, the turnover box can still achieve the technical effects of carrying goods, folding conveniently, and not folding when subjected to the force of stacking up and down.

The above is a detailed introduction to a recyclable foldable turnover box provided by an embodiment of the utility model. Specific examples are used in this article to illustrate the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the technical solution disclosed by the utility model; at the same time, for general technical users in this field, according to the idea of the utility model, there will be changes in the specific implementation method and application scope. In summary, the content of this specification should not be understood as a limitation of the utility model.

Claims

A recyclable foldable turnover box, characterized in that it includes an outer box bag (1) and an inner support frame (2), wherein the outer box bag (1) is wrapped outside the inner support frame (2), the outer box bag (1) includes a box bag body (3) and a box cover body (4), and an opening and closing structure (5) is provided between the box cover body (4) and the box bag body (3); the inner support frame (2) is arranged in the outer box bag (1) to support and shape it, and the inner support frame (2) is provided with a folding hinge structure (6) on its symmetrical two side panels to enable it to be folded, and the turnover box can be folded as a whole by folding the inner support frame (2).
A recyclable foldable turnover box according to claim 1, characterized in that: the inner support frame (2) includes a front support frame (7), a rear support frame (8), a left support frame (9), and a right support frame (10), and the folding hinge structure (6) is symmetrically arranged on the left support frame (9) and the right support frame (10), so that the left and right support frames can be folded in the vertical direction through the folding hinge structure (6), and the inner support frame (2) props up and shapes the outer box bag (1) through its four plates.
A recyclable foldable turnover box according to claim 2, characterized in that: the left support frame (9) and the right support frame (10) are respectively composed of two symmetrical folding frames (15), and the folding hinge structure (6) is a hinge joint (61) arranged between the two folding frames (15), and between the two folding frames (15) and the front support frame (7) and the rear support frame (8).
The recyclable foldable turnover box according to claim 2 is characterized in that a plurality of reinforcing rods (7-8) are fixedly provided on the front support frame (7) and the rear support frame (8), respectively.
A recyclable foldable turnover box according to claim 1, characterized in that: the upper opening of the outer box bag (1) has a support frame fixing edge (11), and the support frame fixing edge (11) plays a positioning role for the inner support frame (2) in the outer box bag (1); the opening and closing structure (5) is arranged on the box cover body (4) and the support frame fixing edge (11).
The recyclable foldable turnover box according to claim 5 is characterized in that the opening and closing structure (5) adopts a zipper structure, and the zipper structure is respectively fixed on the box cover (4) and the support frame fixed edge (11).
The recyclable foldable turnover box according to claims 1 to 6 is characterized in that the inner support frame (2) adopts a metal support frame structure.
The recyclable foldable turnover box according to claims 1 to 6 is characterized in that the bag body (3) and the cover body (4) of the outer bag (1) are fixedly covered with a thermal insulation layer.