CN210942746U

CN210942746U - Folding turnover box

Info

Publication number: CN210942746U
Application number: CN201921944085.3U
Authority: CN
Inventors: 任向征; 李春亮; 申雪峰
Original assignee: Chaho Tianjin Technology Co ltd
Current assignee: Chaho Tianjin Technology Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-07-07
Anticipated expiration: 2029-11-12

Abstract

The utility model provides a folding turnover box, which comprises a bottom plate, side plates and end plates; the bottom plate comprises a left bottom plate and a right bottom plate, and the left bottom plate and the right bottom plate are connected through a first connecting rod; the left bottom plate and the right bottom plate are also connected through a screw rod and a sliding rod; the two side plates are respectively connected to the opposite sides of the connected side of the left bottom plate and the right bottom plate; mounting grooves are formed in the left bottom plate and the right bottom plate, one end of the telescopic rod is fixed in the mounting grooves, and the other end of the telescopic rod is hinged to the bottom of the side plate; the end plates comprise a first end plate and a second end plate, and the first end plate and the second end plate are connected through a second connecting rod; the first end plate is hinged to one side of the side plate through a hinge, and the second end plate is provided with an end plate fixing mechanism; the hinge is a double hinge structure. The folding turnover box of the utility model can open the baffles on four sides, thereby facilitating the taking and placing of articles; and the size of the turnover box is adjustable, and the universality is good.

Description

Folding turnover box

Technical Field

The utility model belongs to the technical field of the commodity circulation transportation and specifically relates to a folding turnover case is related to.

Background

With the development of production, various goods need to be carried, circulated and stored frequently in production workshops, warehouses, places for transporting goods and the like. Boxes required in these locations are not only strong, durable and convenient, but also have been folded for storage purposes in order to reduce the space required to store empty boxes or to prevent damage to the boxes by squeezing when empty boxes are stored.

Although all the four side baffles of the existing folding turnover box are hinged, the hinged baffles can not be completely opened, and can generate obstruction when articles are taken and placed, so that the use process is inconvenient and the operation is troublesome; and the size of the existing folding turnover box is fixed, and the folding turnover box can only contain a fixed amount of articles, cannot adjust the size of the turnover box according to the number of the articles, and has poor universality.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims to provide a folding turnover box, which can open the four-side baffle plates to facilitate the taking and placing of articles; and the size of the turnover box is adjustable, and the universality is good.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a folding turnover box comprises a bottom plate, side plates, end plates, telescopic rods, a side plate fixing mechanism, hinges, an end plate fixing mechanism and support legs;

the supporting legs are fixed below the bottom plate, the bottom plate comprises a left bottom plate and a right bottom plate, the left bottom plate and the right bottom plate are connected through a first connecting rod, one end of the first connecting rod is fixedly connected with the left side of the right bottom plate, and the other end of the first connecting rod is inserted into a cavity formed in the left bottom plate from the right side of the left bottom plate; the left bottom plate and the right bottom plate are further connected through a screw rod and a sliding rod, the screw rod and the sliding rod are both parallel to the first connecting rod, and the screw rod is rotated to realize the approaching and the separating of the left bottom plate and the right bottom plate;

the two side plates are respectively connected to the opposite sides of the connected side of the left bottom plate and the right bottom plate; mounting grooves are formed in the left bottom plate and the right bottom plate, one end of the telescopic rod is fixed in the mounting grooves, and the other end of the telescopic rod is hinged to the bottom of the side plate; a side plate fixing mechanism is arranged on the side plate;

the end plates comprise a first end plate and a second end plate, the first end plate and the second end plate are connected through a second connecting rod, one end of the second connecting rod is fixedly connected with one side of the second end plate, and the other end of the second connecting rod is inserted into a cavity arranged in the first end plate from one side of the first end plate; the first end plate is hinged to one side of the side plate through a hinge, and the second end plate is provided with an end plate fixing mechanism; the hinge is a double hinge structure.

Further, the side plate fixing mechanism comprises a groove arranged at the lower part of the side plate and a 7-shaped bolt inserted in the groove; the bottom of the bolt penetrates out of the bottom of the side plate and is inserted into the inserting hole formed in the bottom plate.

Furthermore, the end plate fixing mechanism comprises a fixing lug, a sliding block, a connecting rod and a fixing rod;

a cavity is arranged in the second end plate, a transverse long and narrow through hole communicated with the cavity is formed in the side face of the second end plate, and a sliding groove with the same shape as the through hole is formed in the side wall of the cavity opposite to the through hole; a sliding block is arranged in the sliding groove in a sliding mode and penetrates through the through hole; one end of the connecting rod is hinged with the sliding block, the other end of the connecting rod is hinged with one end of the fixing rod, and the other end of the fixing rod penetrates out of the top or the bottom of the second end plate upwards or downwards; the end part of the side plate which is not hinged with the end plate is fixedly provided with a fixing lug, and the fixing lug is provided with a fixing groove for inserting a fixing rod.

Furthermore, a limiting rod is inserted into the sliding block, and a limiting hole for fixing the limiting rod is formed in the sliding groove.

Further, folding turnover case still includes the apron, and when the head rod was pulled out, the apron was taken on the head rod, and the lower surface of apron is equipped with and is used for the draw-in groove of card on the head rod.

Furthermore, the lower surface of right side bottom plate is equipped with and is used for blocking the apron and with the fixture block one-to-one of draw-in groove, apron and fixture block are fixed through alternate inserted bar.

Furthermore, one end of the screw rod is rotatably arranged on the left bottom plate, the other end of the screw rod penetrates through the right bottom plate from left to right, and a part of the screw rod, which penetrates out of the right bottom plate, is sleeved with a hoop;

slide bar one end is fixed on left bottom plate, and the other end passes right bottom plate from the left hand right side, and the part cover of just wearing out right bottom plate is equipped with the clamp.

Further, the clamp comprises 2 arc-shaped clamp pieces, a stud and a nut; one end of each of the 2 hoop sheets is hinged, the other end of one hoop sheet is hinged with a stud, the hoop sheet (34) is fixed on the bottom plate, and the other end of the other hoop sheet is provided with a notch for clamping the stud; the nut is sleeved on the stud.

Furthermore, the screw rod consists of 2 sections of detachable fixed screw rods and movable screw rods; the fixed screw is rotationally connected with the left bottom plate, and the length of the fixed screw is 1-5cm longer than the width of the right bottom plate; the movable screw rod is detachably connected with the end part of the fixed screw rod; and a placing groove for placing the movable screw is arranged on the side wall of the bottom plate.

Furthermore, the end part of the fixed screw rod is provided with a slot, and the end part of the movable screw rod is provided with a plug which is used for being inserted into the slot.

Compared with the prior art, folding turnover case have following advantage:

(1) the bottom plate of the folding turnover box comprises a left bottom plate and a right bottom plate which are connected by a first connecting rod, and due to the existence of the first connecting rod, a screw rod and a sliding rod, when the screw rod is rotated, the left bottom plate and the right bottom plate can be separated, so that the width of the bottom plate is widened, the capacity of the turnover box is increased, and when the large capacity is not needed, the left bottom plate and the right bottom plate are pushed together; meanwhile, the end plate also consists of a first end plate and a second end plate, the using principle is the same as that of the bottom plate, the width of the bottom plate is increased, and the width of the end plate is correspondingly increased. The side plates are hinged with the telescopic rods in the mounting grooves on the bottom plate, so that the side plates are convenient to fold and support, the end plates are not arranged on the bottom plate but hinged on the side plates through hinges, and therefore the side plates can be supported and fixed when the box is used, a box body structure with openings in the front side, the rear side and the top is formed, articles can be placed conveniently, and after the articles are placed, the end plates are unfolded and fixed, so that a complete box body structure is formed; alternatively, the two side plates and the end plate can be fixed before placing the articles, and only one side surface is opened. When the turnover box is not used, the side plates are folded, and then the end plates are folded on the side plates. The side plates and the end plates of the turnover box can be opened, so that articles can be conveniently placed; and the bottom plate and the end plate have adjustable sizes, the required sizes can be selected according to the effect, and the universality is good.

(2) The curb plate of folding turnover case pass through the bolt and realize fixing, simple structure, convenient operation.

(3) End plate fixed establishment including fixed ear, slider, connecting rod and dead lever, the slider slides and sets up in the spout of horizontal setting, slider, connecting rod and dead lever are articulated in proper order, the second end plate is worn out to the dead lever. When the slider slides from left to right, the slider drives the connecting rod to gradually change from an inclined state to a vertical state, and simultaneously, the fixing rod is ejected out of the second end plate and inserted into the fixing hole of the fixing lug, so that the end part is fixed. When the slider slides from right to left, the connecting rod becomes the tilt state by vertical state, and the dead lever is in the indentation second end plate under the drive of connecting rod, and the dead lever no longer inserts in the fixed orifices simultaneously, this moment alright in order to open the end plate. The sliding block is also provided with a limiting rod, and when the limiting rod is inserted into the limiting hole, the position of the sliding block at the moment can be fixed.

(4) Folding turnover case still including the apron, the apron can be taken on the head rod, conveniently places article, the lower surface of apron is equipped with the draw-in groove, can make the apron card on the head rod and not slide. The clamping block is arranged below the right bottom plate, and the cover plate can be clamped on the clamping block when the cover plate is not used, so that the cover plate is prevented from being lost and is convenient to take.

(5) Screw rod and slide bar on the cover be equipped with the clamp, one of them clamp piece of clamp is fixed on the bottom plate, when screw rod and slide bar moved the position that needs, sheatheeing in the clamp and screwing up, realize the rigidity to screw rod and slide bar.

(6) Screw rod constitute by 2 sections detachable clamping screw and activity screw rods, when the turnover case that does not need wide size, can tear movable screw rod open, prevent that screw rod overlength from influencing the use. The bottom plate is also provided with a placing groove for conveniently placing the movable rod.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of an unfolding structure of a folding turnover box according to an embodiment of the present invention;

fig. 2 is a schematic view of a folding structure of the folding turnover box according to the embodiment of the present invention;

fig. 3 is a side view of a folding structure of the folding turnover box according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a bottom plate according to an embodiment of the present invention;

fig. 5 is a schematic view of a reverse structure of a bottom plate according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of an end plate according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a clamp according to an embodiment of the present invention;

fig. 8 is a partial enlarged view of a portion a according to an embodiment of the present invention;

fig. 9 is a partial enlarged view of a portion B according to an embodiment of the present invention;

fig. 10 is an installation view of the screw according to the embodiment of the present invention.

Description of reference numerals:

1-a left bottom plate; 2-right bottom plate; 3-a first connecting rod; 4-cover plate; 5-a clamping groove; 6-screw rod; 7-a slide bar; 8, clamping a hoop; 9-a leg; 10-side plate; 11-mounting grooves; 12-a telescopic rod; 13-side plate fixing mechanism; 14-a jack; 15-fixing the ear; 16-a fixed groove; 17-a hinge; 18-a first end plate; 19-a second end plate; 20-a second connecting rod; 21-an end plate fixing mechanism; 22-placing the groove; 23-a fixture block; 24-a plunger; 25-a chute; 26-a slide block; 27-a connecting rod; 28-a fixing bar; 29-a limiting rod; 30-a limiting hole; 31-a through hole; 32-grooves; 33-a bolt; 34-a clip sheet; 35-a stud; 36-a nut; 37-slot; 38-plug.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1

Fig. 1 is a schematic view of an unfolding structure of a folding turnover box according to an embodiment of the present invention; fig. 2 is a schematic view of a folding structure of the folding turnover box according to the embodiment of the present invention; fig. 3 is a side view of the folding structure of the folding turnover box according to the embodiment of the present invention.

As shown in fig. 1-3, a folding turnover box comprises a bottom plate, side plates 10, end plates, telescopic rods 12, a side plate fixing mechanism 13, hinges 17, an end plate fixing mechanism 21 and support legs 9;

the supporting legs 9 are fixed below the bottom plate, the bottom plate comprises a left bottom plate 1 and a right bottom plate 2, the left bottom plate 1 and the right bottom plate 2 are connected through a first connecting rod 3, one end of the first connecting rod 3 is fixedly connected with the left side of the right bottom plate 2, the other end of the first connecting rod 3 is inserted into a cavity formed in the left bottom plate 1 from the right side of the left bottom plate 1, and the first connecting rod 3 can slide in the cavity so as to insert and extract the first connecting rod 3 into and out of the left bottom plate 1; the left bottom plate 1 and the right bottom plate 2 are further connected through a screw 6 and a sliding rod 7, the screw 6 and the sliding rod 7 are both parallel to the first connecting rod 3, and the screw 6 is rotated to realize the approaching and the separating of the left bottom plate 1 and the right bottom plate 2;

the two side plates 10 are respectively connected to the opposite sides of the connected side of the left bottom plate 1 and the right bottom plate 2; the left bottom plate 1 and the right bottom plate 2 are both provided with mounting grooves 11, one end of the telescopic rod 12 is fixed in the mounting groove 11, and the other end of the telescopic rod is hinged with the bottom of the side plate 10; a side plate fixing mechanism 13 is arranged on the side plate 10;

the end plates comprise a first end plate 18 and a second end plate 19, the first end plate 18 and the second end plate 19 are connected through a second connecting rod 20, one end of the second connecting rod 20 is fixedly connected with one side of the second end plate 19, the other end of the second connecting rod 20 is inserted into a cavity formed in the first end plate 18 from one side of the first end plate 18, and the second connecting rod 20 can slide in the cavity so as to insert and extract the second connecting rod 20 into and out of the first end plate 18; the first end plate 18 is hinged to one side of the side plate 10 through a hinge 17, and an end plate fixing mechanism 21 is arranged on the second end plate 19; the hinge 17 has a double hinge structure.

The operating principle of the folding turnover box described in this embodiment is as follows:

the existence of the first connecting rod 3, the screw 6 and the slide bar 7 connects the left base plate 1 and the right base plate 2 as a whole, and the first connecting rod 3 can be inserted into and drawn out of the inside of the left base plate 1. When the screw 6 is rotated, the left bottom plate 1 and the right bottom plate 2 can be separated, so that the width of the bottom plates is widened, and the capacity of the turnover box is increased; when large capacity is not needed, the left bottom plate 1 and the right bottom plate 2 are pushed together by reversely rotating the screw 6; at the same time, the end plate is also composed of a first end plate 18 and a second end plate 19, the using principle is the same as that of the bottom plate, the width of the bottom plate is increased, and the width of the end plate is correspondingly increased.

The telescopic link 12 in curb plate 10 and the mounting groove 11 on the bottom plate is articulated, makes things convenient for the curb plate to fold and prop up, and when folding curb plate 10, telescopic link 12 is elongated and is stretched out mounting groove 11, and when expanding and prop up curb plate 10, telescopic link 13 shortens and in the indentation mounting groove 11, in order to make things convenient for from this to prop up curb plate 10, later fixes through fixed establishment.

The end plates are not arranged on the bottom plate, but hinged on the side plates 10 through hinges 17, when the box is used, articles can be placed only by supporting 2 side plates to form a box body structure with openings on the front side, the rear side and the top, and the box is not convenient to place due to the fact that the end plates are shielded in the prior art; or one of the end plates is fixed and one end plate is reserved, so that the object can be placed. The side plates and the end plates of the turnover box can be opened, so that articles can be conveniently placed; and the bottom plate and the end plate have adjustable sizes, the required sizes can be selected according to the effect, and the universality is good.

Example 2

Fig. 6 is a schematic structural diagram of an end plate according to an embodiment of the present invention; fig. 8 is a partial enlarged view of a portion a according to an embodiment of the present invention; fig. 9 is a partial enlarged view of a portion B according to an embodiment of the present invention.

On the basis of the above embodiment, exemplarily, as shown in fig. 8, the side plate fixing mechanism 13 includes a groove 32 provided at a lower portion of the side plate 10 and a 7-type latch 33 inserted in the groove 32; the bottom of the bolt 33 penetrates through the bottom of the side plate 10 and is inserted into the insertion hole 14 arranged on the bottom plate.

Illustratively, as shown in fig. 6, the end plate fixing mechanism 21 includes a fixing lug 15, a slider 26, a connecting rod 27 and a fixing rod 28;

a cavity is arranged in the second end plate 19, a transverse long and narrow through hole 31 communicated with the cavity is arranged on the side surface of the second end plate 19, and a sliding groove 25 with the same shape as the through hole 31 is arranged on the side wall of the cavity opposite to the through hole 31; a sliding block 26 is arranged in the sliding groove 25 in a sliding manner, and the sliding block 26 penetrates through the through hole 31; one end of the connecting rod 27 is hinged with the sliding block 26, the other end of the connecting rod is hinged with one end of a fixing rod 28, and the other end of the fixing rod 28 penetrates out of the top or the bottom of the second end plate 19 upwards or downwards; the end of the side plate 10 not hinged with the end plate is fixedly provided with a fixing lug 15, and the fixing lug 15 is provided with a fixing groove 16 for inserting a fixing rod 28.

Specifically, the number of the connecting rods 27 and the number of the fixing rods 28 are 2, one fixing rod 28 penetrates upwards through the top of the second end plate 19, and the other fixing rod 28 penetrates downwards through the bottom of the second end plate 19.

Specifically, a limiting rod 29 is inserted on the sliding block 26, limiting holes 30 for fixing the limiting rod 29 are arranged in the sliding groove 25, and the number of the limiting holes 30 is 2, and the limiting holes are respectively located at two ends of the sliding groove 5, namely, the starting position and the ending position of the sliding block 26.

the side plate 10 is fixed through the bolt 33, and the structure is simple and the operation is convenient.

The end plate fixing mechanism 21 comprises a fixing lug 15, a sliding block 26, a connecting rod 27 and a fixing rod 28, wherein the sliding block 26 is arranged in a sliding groove 25 which is transversely arranged in a sliding mode, the sliding block 26, the connecting rod 27 and the fixing rod 28 are sequentially hinged, and the fixing rod 28 penetrates out of the second end plate 19. As shown in fig. 6, when the sliding block 26 slides from left to right, the sliding block 26 drives the connecting rod 27 to gradually change from the inclined state to the vertical state, and simultaneously, the fixing rod 28 is ejected out of the second end plate 19 and inserted into the fixing groove 16 of the fixing lug 15, thereby fixing the end plate. When the sliding block 26 slides from right to left, the connecting rod 27 changes from the vertical state to the inclined state, the fixing rod 28 is retracted into the second end plate 19 under the driving of the connecting rod 27, and meanwhile, the fixing rod 28 is no longer inserted into the fixing groove 16, so that the end plate can be opened. The slide block 26 is further provided with a limiting rod 29, and when the limiting rod 29 is inserted into the limiting hole 30, the position of the slide block can be fixed.

Example 3

Fig. 4 is a schematic structural diagram of a bottom plate according to an embodiment of the present invention; fig. 5 is a schematic view of a reverse structure of a bottom plate according to an embodiment of the present invention; fig. 7 is a schematic structural view of a clamp according to an embodiment of the present invention; fig. 10 is an installation view of the screw according to the embodiment of the present invention.

On the basis of the above embodiment, for example, as shown in fig. 4 to 5, the folding turnover box further includes a cover plate 4, when the first connecting rod 3 is pulled out, the cover plate 4 is lapped on the first connecting rod 3, and a clamping groove 5 for clamping on the first connecting rod 3 is arranged on a lower surface of the cover plate 4.

Specifically, the lower surface of the right bottom plate 2 is provided with clamping blocks 23 which are used for clamping the cover plate 4 and correspond to the clamping grooves 5 one by one, and the cover plate 4 and the clamping blocks 23 are fixed through inserting insertion rods 24.

The cover plate 4 can be lapped on the first connecting rod 7, so that articles can be placed conveniently, and the lower surface of the cover plate 4 is provided with the clamping groove 5, so that the cover plate 4 can be clamped on the first connecting rod 7 without sliding. The clamping block 23 is arranged below the right bottom plate 2, and the cover plate 4 can be clamped on the clamping block 23 when the cover plate 4 is not used, so that the cover plate is prevented from being lost and is convenient to take.

Illustratively, one end of the screw 6 is rotatably mounted on the left bottom plate 1, the other end of the screw passes through the right bottom plate 2 from left to right, and a hoop 8 is sleeved on a part of the screw which penetrates out of the right bottom plate 2;

slide bar 7 one end is fixed on left bottom plate 1, and the other end passes right bottom plate 2 from the left hand right side, and the partial cover of just wearing out right bottom plate 2 is equipped with clamp 8.

Illustratively, as shown in fig. 7, the clamp 8 includes 2 arc-shaped clamp pieces 34, a stud 35 and a nut 36; the 2 hoop sheets 34 are respectively an upper hoop sheet and a lower hoop sheet, one end of each hoop sheet 34 is hinged, the other end of each lower hoop sheet is hinged with a stud 35, the hoop sheets 34 are fixed on the bottom plate, and the other end of each upper hoop sheet is provided with a notch for clamping the studs 35; the nut 36 is sleeved on the stud 35.

One clamp sheet 34 of the clamp 8 is fixed on the bottom plate, when the screw 6 and the slide bar 7 move to a required position, the upper clamp sheet is buckled on the screw 6 and the slide bar 7, the stud is rotated to enable the stud 35 to be clamped in the notch of the upper clamp sheet, the nut 36 is screwed, the upper clamp sheet and the lower clamp sheet are tightly buckled on the screw 6 and the slide bar 7, and the position fixing of the screw 6 and the slide bar 7 is realized.

Specifically, as shown in fig. 10, the screw 6 is composed of 2 detachable fixed screws and movable screws; the fixed screw is rotationally connected with the left bottom plate 1, and the length of the fixed screw is 1-5cm longer than the width of the right bottom plate 2; the movable screw rod is detachably connected with the end part of the fixed screw rod; the side wall of the bottom plate is provided with a placing groove 22 for placing the movable screw rod.

Specifically, the end of the fixed screw is provided with an insertion slot 37, and the end of the movable screw is provided with a plug 38 inserted into the insertion slot 37.

Screw rod 6 comprises 2 sections detachable fixed screw and movable screw, when the turnover case that does not need wide size, can tear movable screw down, prevents that the screw rod overlength from influencing the use. The bottom plate is also provided with a placing groove for conveniently placing the movable rod.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a folding turnover case which characterized in that: comprises a bottom plate, a side plate (10), an end plate, an expansion rod (12), a side plate fixing mechanism (13), a hinge (17), an end plate fixing mechanism (21) and a supporting leg (9);

the supporting legs (9) are fixed below the bottom plate, the bottom plate comprises a left bottom plate (1) and a right bottom plate (2), the left bottom plate (1) and the right bottom plate (2) are connected through a first connecting rod (3), one end of the first connecting rod (3) is fixedly connected with the left side of the right bottom plate (2), and the other end of the first connecting rod is inserted into a cavity arranged in the left bottom plate (1) from the right side of the left bottom plate (1); the left bottom plate (1) and the right bottom plate (2) are further connected with a sliding rod (7) through a screw (6), the screw (6) and the sliding rod (7) are both parallel to the first connecting rod (3), and the screw (6) is rotated to realize the approaching and the separating of the left bottom plate (1) and the right bottom plate (2);

the two side plates (10) are respectively connected to the opposite sides of the side where the left bottom plate (1) and the right bottom plate (2) are connected; the left bottom plate (1) and the right bottom plate (2) are respectively provided with a mounting groove (11), one end of the telescopic rod (12) is fixed in the mounting groove (11), and the other end of the telescopic rod is hinged with the bottom of the side plate (10); a side plate fixing mechanism (13) is arranged on the side plate (10);

the end plates comprise a first end plate (18) and a second end plate (19), the first end plate (18) and the second end plate (19) are connected through a second connecting rod (20), one end of the second connecting rod (20) is fixedly connected with one side of the second end plate (19), and the other end of the second connecting rod is inserted into a cavity arranged in the first end plate (18) from one side of the first end plate (18); the first end plate (18) is hinged to one side of the side plate (10) through a hinge (17), and an end plate fixing mechanism (21) is arranged on the second end plate (19); the hinge (17) is of a double-hinge structure.

2. The folded tote of claim 1, wherein: the side plate fixing mechanism (13) comprises a groove (32) arranged at the lower part of the side plate (10) and a 7-shaped plug pin (33) inserted in the groove (32); the bottom of the bolt (33) penetrates out of the bottom of the side plate (10) and is inserted into the insertion hole (14) formed in the bottom plate.

3. The folded tote of claim 1, wherein: the end plate fixing mechanism (21) comprises a fixing lug (15), a sliding block (26), a connecting rod (27) and a fixing rod (28);

a cavity is formed in the second end plate (19), a transverse long and narrow through hole (31) communicated with the cavity is formed in the side face of the second end plate (19), and a sliding groove (25) which is the same as the through hole (31) in shape is formed in the side wall of the cavity, which is opposite to the through hole (31); a sliding block (26) is arranged in the sliding groove (25) in a sliding manner, and the sliding block (26) penetrates through the through hole (31); one end of the connecting rod (27) is hinged with the sliding block (26), the other end of the connecting rod is hinged with one end of the fixing rod (28), and the other end of the fixing rod (28) penetrates out of the top or the bottom of the second end plate (19) upwards or downwards; the end part of the side plate (10) which is not hinged with the end plate is fixedly provided with a fixing lug (15), and the fixing lug (15) is provided with a fixing groove (16) for inserting a fixing rod (28).

4. The folded tote of claim 3, wherein: a limiting rod (29) is inserted into the sliding block (26), and a limiting hole (30) used for fixing the limiting rod (29) is formed in the sliding groove (25).

5. The folded tote of claim 1, wherein: the folding turnover box further comprises a cover plate (4), when the first connecting rod (3) is pulled out, the cover plate (4) is lapped on the first connecting rod (3), and a clamping groove (5) used for being clamped on the first connecting rod (3) is formed in the lower surface of the cover plate (4).

6. The folded tote of claim 5, wherein: the lower surface of the right bottom plate (2) is provided with clamping blocks (23) which are used for clamping the cover plate (4) and correspond to the clamping grooves (5) one by one, and the cover plate (4) and the clamping blocks (23) are fixed through inserting rods (24).

7. The folded tote of claim 1, wherein: one end of the screw rod (6) is rotatably arranged on the left bottom plate (1), the other end of the screw rod penetrates through the right bottom plate (2) from left to right, and a clamp (8) is sleeved on the part penetrating out of the right bottom plate (2);

slide bar (7) one end is fixed on left bottom plate (1), and the other end passes right bottom plate (2) from the left hand right side, and the part cover of wearing out right bottom plate (2) is equipped with clamp (8).

8. The folded tote of claim 7, wherein: the clamp (8) comprises 2 arc-shaped clamp sheets (34), a stud (35) and a nut (36); one end of each of the 2 hoop sheets (34) is hinged, the other end of one hoop sheet (34) is hinged with a stud (35), the hoop sheets (34) are fixed on the bottom plate, and the other end of the other hoop sheet (34) is provided with a notch for clamping the stud (35); the nut (36) is sleeved on the stud (35).

9. The folded tote of claim 7, wherein: the screw (6) consists of 2 detachable fixed screws and a movable screw; the fixed screw is rotationally connected with the left bottom plate (1), and the length of the fixed screw is 1-5cm longer than the width of the right bottom plate (2); the movable screw rod is detachably connected with the end part of the fixed screw rod; the side wall of the bottom plate is provided with a placing groove (22) for placing the movable screw rod.

10. The folded tote of claim 9, wherein: the end part of the fixed screw rod is provided with an inserting groove (37), and the end part of the movable screw rod is provided with a plug (38) which is used for being inserted into the inserting groove (37).