CN201914533U - Unfoldable turnover case - Google Patents

Abstract

The expandable turnover box described in the utility model relates to an expandable turnover box. It is composed of a base plate and 4 side walls; it is characterized in that the 4 sides of the base plate are not spliced with the bottom edges of the 4 side walls; the adjacent sides of the two adjacent side walls pass through the side reinforcement frame and The corner is fixedly connected; the upper reinforcement frame is installed on the top edge of the side wall. The utility model has the advantages of novel structure, simple processing, convenient assembly, low cost, durable, elegant appearance, space-saving, reusable, etc., so it belongs to a new type of openable turnover box integrating economy and practicability .

Description

Expandable turnover box

technical field

The expandable turnover box described in the utility model relates to an expandable turnover box.

Background technique

The turnover boxes currently used on the market are basically fixed and connected with the box panels to form a whole through hinges or staples. If you want to store or transport after use, you need to open the hinges or staples on the bottom plate to lay the box flat, but this kind of flat laying means that two layers of box boards are stacked together, or folded and stacked together , takes up a lot of space, which is not conducive to storage and transportation, and the folded box is damaged, which is not conducive to repeated use. In the existing turnover boxes, after being filled with items and stacked in multiple layers, the lower boxes will be deformed due to force, and cannot be used repeatedly. In view of the above-mentioned problems in the prior art, it is very necessary to research and design a new type of expandable turnover box, so as to overcome the problems in the prior art.

Contents of the invention

In view of the problems existing in the above-mentioned prior art, the purpose of this utility model is to study and design a novel turnover box that can be expanded. It is used to solve the problems existing in the prior art: 1. It needs to be folded to be convenient for storage or transportation; 2. After the goods are loaded, they are stacked in multiple layers, and the lower box is deformed by force and cannot be used repeatedly.

The technical solution of the present utility model is realized in this way:

The expandable turnover box described in the utility model is composed of a base plate and 4 side walls; it is characterized in that the 4 sides of the base plate are not spliced with the bottom edges of the 4 side walls; the adjacent two Adjacent sides of the two side walls are fixedly connected by side reinforcement frames and corners; an upper reinforcement frame is installed on the top edge of the side walls.

The side reinforcement frame described in the utility model includes two sets of side reinforcement frame I and side reinforcement frame II that cooperate with each other and two groups of side reinforcement frame III and side reinforcement frame IV that cooperate with each other; side reinforcement frame I is H-shaped in section It has a long strip structure, and an L-shaped fitting part is processed at one end of the H-shape. The length is shorter than the width of the side reinforcement frame I by a distance of the frame wall. The side reinforcement frame III and the side reinforcement frame I have the same reverse symmetrical shape; Reinforcement frame II is a long strip structure with N-shaped cross section, and an L-shaped fitting part is processed on the inner side of the top of N-type. II is the same reverse symmetrical shape; 4 box sides composed of 4 side walls, and each pair of opposite two box sides is installed with side reinforcement frame I and side reinforcement frame II or side reinforcement frame III and side reinforcement frame IV; Two adjacent reinforcement frames are connected by the fitting part.

The corner described in the utility model includes two groups of corner I and corner II that cooperate with each other and two groups of corner III and corner IV that cooperate with each other; There is a notch at the lower end, the size of the inner section of the corner I matches the size of the outer interface of the upper reinforcing frame, the corner III and the corner I have the same reverse symmetrical shape; the corner II is a square-shaped pipe with a card on one end There is a notch at the lower end of the corner II, the size of the inner section of the corner II coincides with the size of the outer interface of the upper reinforcement frame, and the corner IV and the corner II have the same reverse symmetrical shape; the corner I is installed on the upper part of the side reinforcement frame IV On the upper reinforcement frame, the corner II is installed on the upper reinforcement frame on the upper part of the side reinforcement frame III; the corner III is installed on the upper reinforcement frame on the upper part of the side reinforcement frame II, and the corner IV is installed on the upper reinforcement frame on the upper part of the side reinforcement frame I; the corner passes through The bolts are connected with the upper reinforcement frame; the two adjacent corners are connected with the card slots through the keys.

The base plate and the side wall described in the utility model are made of paper or plastic plates.

The side reinforcement frame I, the side reinforcement frame II, the side reinforcement frame III and the side reinforcement frame IV described in the utility model are made of plastic or sheet metal.

Corner I, corner II, corner III and corner IV described in the utility model are made of plastic or sheet metal.

The base plate and the side wall described in the utility model can be increased into two layers according to the amount of loaded objects.

Before use, install the upper reinforcement frame on the top of the four side walls; then install the two pairs of side reinforcement frame I and side reinforcement frame II on the two corresponding sides of the box body, and also install the two pairs of Install the side reinforcement frame III on the remaining two corresponding sides on the side reinforcement frame IV; then install the corner I on the upper reinforcement frame on the upper part of the side reinforcement frame IV, and install the corner II on the upper part of the side reinforcement frame III On the upper reinforcement frame; the corner III is installed on the upper reinforcement frame on the upper part of the side reinforcement frame II, and the corner IV is installed on the upper reinforcement frame on the upper part of the side reinforcement frame I; each corner is connected with the upper reinforcement frame by bolts. The two adjacent side reinforcement frames are connected by the fitting part, and the two adjacent corners are connected by the key and the slot. The assembled turnover box that can be expanded can hold the goods.

Depending on the weight of the goods, the bottom plate is made into two layers, and the four sides of the bottom plate on both sides must be connected with the bottom edges of the four side walls without splicing to make it integrated, which is more durable.

Also depending on the weight of the goods, the side reinforcement frame is removed, and only the reinforcement frame and corners are installed, so that the weight can be reduced.

After use, remove the corners, side reinforcement frames and upper reinforcement frames, and then spread out the boxes one by one for easy storage and transportation.

The advantage of the utility model is obvious, mainly manifested in:

1. Due to the use of the utility model, in the storage and transportation of the turnover box, there is no need to fold the box body for storage, which will affect future use;

2. Since the utility model is equipped with upper reinforcing frames, side reinforcing frames and corners at the corners of the box body, when the turnover box is filled with goods and stacked in multiple layers, these frames play a supporting role, and the box body will not be damaged due to heavy pressure. Deformation, affect use again.

The utility model has the advantages of novel structure, simple processing, convenient assembly, low cost, durable, elegant appearance, space-saving, reusable, etc., and its large-scale market will definitely produce positive social benefits and significant economic benefits.

Description of drawings

The utility model has 7 accompanying drawings, wherein:

Accompanying drawing 1 is the structural representation of the utility model;

Accompanying drawing 2 is the schematic diagram of the expanded structure of Fig. 1;

Accompanying drawing 3 is the structural diagram of corner I and corner II;

Accompanying drawing 4 is the structural representation of corner III and corner IV;

Accompanying drawing 5 is the structural representation of side reinforcement frame I and side reinforcement frame II;

Accompanying drawing 6 is the structural diagram of side reinforcement frame III and side reinforcement frame IV.

In the figure: 1, bottom plate 2, side wall 3, upper reinforcement frame 4, side reinforcement frame I 5, side reinforcement frame II 6, side reinforcement frame III 7, side reinforcement frame IV 8, fitting part 9, corner I 10 , corner II 11, corner III 12, corner IV 13, notch 14, card key 15, card slot.

Detailed ways

The specific embodiment of the present utility model is shown in accompanying drawing, is made up of base plate 1 and 4 side walls 2; It is characterized in that the 4 sides of described base plate 1 and the bottom edge of 4 side walls 2 are not spliced and connected, The base plate 1 and the side wall 2 are made of paper or plastic plates, and the base plate 1 and the side wall 2 can be increased into two layers according to the amount of heavy objects to be loaded. Adjacent sides of two adjacent side walls 2 are fixedly connected by side reinforcement frames and corners; an upper reinforcement frame 3 is installed on the top edge of the side walls 2 .

The side reinforcement frame includes two sets of side reinforcement frame I4 and side reinforcement frame II5 that cooperate with each other and two sets of side reinforcement frame III6 and side reinforcement frame IV7 that cooperate with each other; One end of the H-shape is processed with an L-shaped fitting part 8, the length of which is one frame wall shorter than the width of the side reinforcement frame I4, and the side reinforcement frame III6 and the side reinforcement frame I4 have the same reverse symmetrical shape; the side reinforcement frame II5 is a section It is an N-shaped strip structure, and an L-shaped fitting part 8 is processed on the inner side of the top of the N-shaped frame. The length is one frame wall shorter than the width of the side reinforcement frame II5. Symmetrical and same shape; 4 box sides composed of 4 side walls 2, and each pair of opposite box sides is equipped with side reinforcement frame I4 and side reinforcement frame II5 or side reinforcement frame III6 and side reinforcement frame IV7 respectively; adjacent The two reinforcing frames are connected through the fitting part 8 . The side reinforcement frame I4, the side reinforcement frame II5, the side reinforcement frame III6 and the side reinforcement frame IV7 are made of plastic or metal plates.

The corners include two sets of cooperating corners I9 and corner II10 and two sets of cooperating corners III11 and corner IV12; corner I9 is a square pipe with a cross-section, and a card slot 15 is processed on the inner side of one end, and a notch is opened at the lower end of corner I9 13. The size of the inner section of the corner I9 matches the size of the outer interface of the upper reinforcing frame 3. The corner III11 and the corner I9 have the same reverse symmetrical shape; the corner II10 is a square pipe with a key 14 processed at one end thereof. There is a notch 13 at the lower end of the corner II10, the size of the inner section of the corner II10 matches the size of the outer interface of the upper reinforcement frame 3, and the corner IV12 and the corner II10 have the same reverse symmetrical shape; the corner I9 is installed on the top of the side reinforcement frame IV7 On the upper reinforcement frame 3, the corner II10 is installed on the upper reinforcement frame 3 on the upper part of the side reinforcement frame III6; the corner III11 is installed on the upper reinforcement frame 3 on the upper part of the side reinforcement frame II5, and the corner IV12 is installed on the upper reinforcement frame on the upper part of the side reinforcement frame I4 3. The corners are connected to the upper reinforcement frame 3 by bolts; two adjacent corners are connected to the slots 15 by the key 14 . Corner I9, corner II10, corner III11 and corner IV12 are made of plastic or metal sheet.

The above is only a preferred embodiment of the present utility model, but the scope of protection of the present utility model is not limited thereto, all those skilled in the art are within the technical scope disclosed in the utility model, according to the present invention Any equivalent replacement or change of the technical solution of the utility model and the concept of the utility model shall be covered within the protection scope of the utility model.

Claims (7)

1. A turnover box that can be expanded is composed of a bottom plate (1) and four side walls (2); it is characterized in that the four sides of the bottom plate (1) and the four side walls (2) The bottom edges are not connected by splicing; the adjacent edges of two adjacent side walls (2) are fixedly connected by side reinforcement frames and corners; an upper reinforcement frame (3) is installed on the top edge of the side walls (2). 2. The expandable turnover box according to claim 1, characterized in that the side reinforcement frame includes two groups of side reinforcement frames I (4) and side reinforcement frames II (5) that cooperate with each other and two groups of side reinforcement frames that cooperate with each other Side reinforcement frame III (6) and side reinforcement frame IV (7); side reinforcement frame I (4) is a strip structure with an H-shaped section, and an L-shaped fitting part (8 ), the length is one frame wall shorter than the width of side reinforcement frame I (4), side reinforcement frame III (6) and side reinforcement frame I (4) are the same reverse symmetrical shape; side reinforcement frame II (5) is the section It is an N-shaped strip structure, and an L-shaped fitting part (8) is processed on the inner side of the N-shaped top. The length of the side reinforcement frame II (5) is shorter than the width of the side reinforcement frame II (5). It has the same shape as the side reinforcement frame II (5) in reverse symmetry; 4 box edges composed of 4 side walls (2), and each pair of opposite two box edges is installed with side reinforcement frame I (4) and side reinforcement frame respectively. The frame II (5) or the side reinforcement frame III (6) is connected with the side reinforcement frame IV (7); two adjacent reinforcement frames are connected through a fitting part (8). 3. The expandable turnover box according to claim 1, characterized in that said corners include two groups of cooperating corners I (9) and corners II (10) and two groups of cooperating corners III (11) and Corner IV (12); Corner I (9) is that the section is a square pipe, and one end of the inner side is processed with a draw-in groove (15), and a notch (13) is provided at the lower end of the corner I (9), and the corner I (9) The size of the internal cross-section of the upper reinforcement frame (3) coincides with the size of the outer interface of the upper reinforcement frame (3). The corner III (11) and the corner I (9) have the same shape of reverse symmetry; the corner II (10) is a square pipe with a cross-section. A key (14) is processed at one end, and a notch (13) is provided at the lower end of the corner II (10). 12) It has the same reverse symmetrical shape as the corner II (10); the corner I (9) is installed on the upper reinforcement frame (3) on the upper part of the side reinforcement frame IV (7), and the corner II (10) is installed on the side reinforcement frame III (6) On the upper upper reinforcement frame (3); corner III (11) is installed on the upper upper reinforcement frame (3) of side reinforcement frame II (5), and corner IV (12) is installed on side reinforcement frame I (4) The upper reinforced frame (3) at the upper part; the corners are connected with the upper reinforced frame (3) by bolts; the two adjacent corners are connected with the card slots (15) by the key (14). 4. The expandable turnover box according to claim 1, characterized in that the bottom plate (1) and side walls (2) are made of paper or plastic sheets. 5. The expandable turnover box according to claim 2, characterized in that said side reinforcement frame I (4), side reinforcement frame II (5), side reinforcement frame III (6) and side reinforcement frame IV ( 7) Made of plastic or sheet metal. 6. The expandable turnover box according to claim 3, characterized in that said corner I (9), corner II (10), corner III (11) and corner IV (12) are made of plastic or sheet metal become. 7. The expandable turnover box according to claim 1, characterized in that the bottom plate (1) and the side wall (2) can be processed into two layers. the

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