CN215922865U

CN215922865U - High-strength heterogeneous composite pallet structure

Info

Publication number: CN215922865U
Application number: CN202121633054.3U
Authority: CN
Inventors: 周石信
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2022-03-01
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses a high-strength heterogeneous composite pallet structure which comprises a functional main board, a reinforcing cover plate and a plurality of reinforcing supporting pieces. The functional main board comprises a plurality of convex parts and a plurality of connecting parts for connecting the convex parts, the convex parts have hollow structures, each convex part comprises a convex part top wall and a plurality of convex part side walls, a distance is reserved between each convex part side wall of each convex part and the convex part side wall of the adjacent convex part, and the connecting parts are connected with the convex part side walls of the adjacent convex parts, so that the convex part side walls and the connecting parts form a plurality of grooves. The reinforcing support members are disposed on the second surface of the reinforcing cover plate and extend in a direction away from the reinforcing cover plate. The utility model has smaller thickness and weight, and can set up the stiffening rib in the trough of the functional motherboard according to the weight that the heterogeneous composite pallet structure of high strength bears, and set up the reinforcement post in strengthening the support member, can increase the elasticity that the heterogeneous composite pallet structure of high strength applies.

Description

High-strength heterogeneous composite pallet structure

Technical Field

The utility model relates to the technical field of composite pallet structures, in particular to a high-strength heterogeneous composite pallet structure with a reinforced structure and a reinforced component which can be increased according to the bearing weight.

Background

With the rapid development of electronic commerce and online shopping platforms, the freight storage industry which develops synchronously with the logistics industry also develops rapidly. In order to simultaneously carry a large amount of various goods, the goods are first stacked on the pallet, then the front fork arm of the stacking machine penetrates into a gap between the lower part of the pallet and the ground, and then the pallet is stacked and carried together with the goods placed on the pallet, so that a large amount of goods can be carried at one time.

The traditional pallet is made of wood, the wood has considerable weight, and can be gradually decayed due to moisture or due to factors such as termite and worm damage after long-term use, and the problem of environmental protection can also be involved when the wood is used in large quantities because the wood needs to be felled. Accordingly, high strength heterogeneous composite pallet structures using plastic or metal have been developed, and for example, various metal pallets or plastic pallets have been disclosed in the prior patent documents.

However, the metal pallet or the plastic pallet disclosed in the prior patent document is a structure in which two boards having the same structure are stacked in opposite directions, each board has ribs extending in a single direction, and the pallet formed by combining the two boards can be reinforced in two directions. However, the combination of two boards of the same structure increases the overall thickness and weight of the pallet and occupies a considerable storage space.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a high-strength heterogeneous composite pallet structure, wherein a plurality of convex parts and grooves are formed on a functional main board, the convex parts and the grooves extend along two intersecting directions, and a reinforcing structure is formed on one functional main board in two directions, so that the problems of overlarge overall thickness and weight of the pallet in the prior art can be solved.

The purpose of the utility model is realized by the following technical scheme.

The utility model discloses an embodiment of a high-strength heterogeneous composite pallet structure, which comprises a functional main board, a reinforcing cover plate and a plurality of reinforcing supporting pieces. The functional main board comprises a plurality of convex parts and a plurality of connecting parts for connecting the convex parts, the convex parts have hollow structures, each convex part comprises a convex part top wall and a plurality of convex part side walls, a distance is reserved between each convex part side wall of each convex part and the convex part side wall of the adjacent convex part, and the connecting parts are connected with the convex part side walls of the adjacent convex parts, so that the convex part side walls and the connecting parts form a plurality of grooves. The reinforcing cover plate is arranged on the functional main board and is provided with a first surface and a second surface which are flat and are arranged oppositely, and the first surface is combined with the convex parts and covers the grooves. The reinforcing support members are disposed on the second surface of the reinforcing cover plate and extend in a direction away from the reinforcing cover plate.

In another embodiment, one of the grooves intersects at least one other of the grooves, and the reinforcing supports are disposed in correspondence with the intersection of the grooves.

In another embodiment, the trenches include a plurality of first trenches extending in a first direction and a plurality of second trenches extending in a second direction, the first direction intersecting the second direction.

In another embodiment, the high strength heterogeneous composite pallet structure further comprises a plurality of reinforcing ribs disposed within the grooves, the reinforcing cover covering the reinforcing ribs.

Meanwhile, the material of the stiffener of the present invention is not particularly limited, and any material that does not affect the basic load-bearing capacity of the pallet of the present invention may be used, and preferably, the stiffener is made of a material that can increase the load-bearing capacity of the pallet. For example, a reinforcing rib made of any one or more materials selected from metals, alloys, plastics, polymers, composites, copolymers, reinforced glass fibers, FRP, composite fibers, and high-strength fibers; preferably, reinforcing ribs made of metal or plastic are used.

In another embodiment, the grooves include a plurality of first grooves extending along a first direction and a plurality of second grooves extending along a second direction, the first direction intersects the second direction, the ribs include a plurality of first ribs disposed in the first grooves and extending along the first direction and a plurality of second ribs disposed in the second grooves and extending along the second direction, the first ribs and the second ribs intersect each other in a ratio and have an integrated structure, and the reinforcing support is disposed corresponding to the intersection of the ribs.

In another embodiment, at least one of the protrusions has a depression, and the reinforcing cover has a slot corresponding to the depression.

In another embodiment, the reinforcing support member includes a reinforcing support member body, a coupling flange disposed at an outer periphery of the reinforcing support member body, and at least one first positioning protrusion protruding from the coupling flange in a direction away from the reinforcing support member body, and inserted into the top wall of the convex portion.

In another embodiment, the high strength heterogeneous composite pallet structure further comprises a plurality of reinforcing columns, each of the reinforcing columns is disposed in the reinforcing support body, and two ends of each of the reinforcing columns respectively abut against the reinforcing cover plate and the reinforcing support body.

Meanwhile, the material of the reinforcing column of the present invention is not particularly limited, and any material that does not affect the basic load-bearing capacity of the pallet of the present invention may be used, and preferably, a material that can increase the load-bearing capacity of the pallet is used. For example, a reinforcing column made of any one or more materials selected from metals, alloys, plastics, polymers, composites, copolymers, reinforced glass fibers, FRP, composite fibers, and high-strength fibers; it is preferable to use a reinforcing column made of metal or plastic.

In another embodiment, the reinforcing support body has a cylindrical hollow structure and includes a reinforcing support top wall and a reinforcing support peripheral wall, the assembling flange extends radially from the reinforcing support peripheral wall, the reinforcing support top wall has a second positioning protrusion, one end of the reinforcing column is combined with the second positioning protrusion, and the other end of the reinforcing column abuts against the reinforcing cover plate.

In another embodiment, the reinforcing cover plate has a plurality of welding protrusions having a plurality of welding recesses, and the welding protrusions of the reinforcing cover plate are combined with the welding recesses of the protrusions of the functional motherboard to position the reinforcing cover plate on the functional motherboard.

In another embodiment, the high strength heterogeneous composite pallet structure further comprises a plurality of fasteners, wherein the fasteners fasten the reinforcing cover plate and the protrusions.

In another embodiment, the fasteners include two fastening heads and a through rod, the through rod connects the fastening heads, the through rod is disposed through the protrusion and the reinforcing cover plate, and the fastening heads abut against the reinforcing cover plate and the top wall of the protrusion.

The high-strength heterogeneous composite pallet structure provided by the utility model has the advantages that the convex parts and the grooves extending along the two crossed first directions and the second directions are arranged on the functional main board, the flat reinforcing cover plate is arranged on the functional main board, the structure can be reinforced in the two directions, the thickness and the weight are smaller than those in the prior art, the reinforcing ribs are arranged in the grooves of the functional main board according to the weight borne by the high-strength heterogeneous composite pallet structure, the reinforcing columns are arranged in the reinforcing support pieces, and the application elasticity of the high-strength heterogeneous composite pallet structure can be improved.

Drawings

Fig. 1 is a perspective view of a first embodiment of the high strength heterogeneous composite pallet structure of the present invention.

Fig. 2 is a top view of the high strength heterogeneous composite pallet structure of fig. 1.

Fig. 3 is a bottom view of the high strength heterogeneous composite pallet structure of fig. 1.

Fig. 4 is a cross-sectional view taken along line a-a of fig. 1.

Fig. 5 is an exploded perspective view of a second embodiment of the high strength heterogeneous composite pallet structure of the present invention.

Fig. 6 is a perspective view of a third embodiment of the high strength heterogeneous composite pallet structure of the present invention.

Fig. 7 is a perspective view of another perspective of the high strength heterogeneous composite pallet structure of fig. 6.

Fig. 8 is an exploded perspective view of the high strength heterogeneous composite pallet structure of fig. 6.

Fig. 9 is a cross-sectional view taken along line B-B of fig. 6.

Fig. 10 is a cross-sectional view taken along line C-C of fig. 6.

Fig. 11 is an exploded perspective view of a fourth embodiment of the high strength heterogeneous composite pallet structure of the present invention.

Description of reference numerals: 10-a functional motherboard; 11-a convex part; 12-a connecting part; 13-a trench; 14-a frame; 20-reinforcing cover plates; 21-a first surface; 22-a second surface; 23-welding protrusions; 24-a slot; 30-a reinforcing support; 31-reinforcing the support body; 32-assembling flange; 33-a first positioning lug; 40-reinforcing ribs; 41-a first stiffening rib; 42-a second stiffening rib; 50-a reinforcing column; 60-a fastener; 61-snap joint; 62-a through rod; 100-high strength heterogeneous composite pallet structure; 111-lobe top wall; 112-lobe side walls; 113-a recess; 114-a fusion recess; 121-a first trench; 122-a second trench; 311-reinforcing support top wall; 312-reinforcing support member peripheral walls; 313-a second locating tab; l1-first direction; l2-second direction.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a first embodiment of the high strength heterogeneous composite pallet structure according to the present invention is shown. The high strength heterogeneous composite pallet structure 100 of the present embodiment comprises a functional main board 10, a reinforcing cover 20 and a plurality of reinforcing support members 30. The functional main board 10 includes a plurality of protrusions 11 and a plurality of connecting portions 12 connecting the protrusions 11. Each protrusion 11 has a hollow structure, and each protrusion 11 includes a protrusion top wall 111 and a plurality of protrusion side walls 112, each protrusion side wall 112 of each protrusion 11 has a distance from the protrusion side wall 112 of the adjacent protrusion 11, and the connecting portion 12 connects the protrusion side walls 111 of the adjacent protrusions 11, so that the protrusion side walls 111 and the connecting portion 12 form a plurality of grooves 13. The connecting portion 12 of the present embodiment has a plate-like structure and connects with the lower edge of the protrusion sidewall 112, the connecting portion 12 and the protrusion sidewall 112 are vertically disposed, and the connecting portion 12 and the protrusion top wall 111 are disposed in a flat shape. In another embodiment, the protrusion sidewall 112 may be inclined with respect to the connection portion 12, for example, the protrusion sidewall 112 and the connection portion 12 have an included angle greater than 90 degrees. The projections 11 of the present embodiment are rectangular parallelepipeds, and each projection top wall 111 connects four projection side walls 112. Although the convex portion 11 of the present embodiment is a rectangular parallelepiped, the present invention is not limited to this, and the convex portion 11 may have other shapes, such as a rhombus shape or a circle shape, or a combination of various shapes.

The functional main board 10 of the present embodiment is made of plastic or metal, and can be made by plastic injection molding or metal casting. The projection 11 has a hollow structure for the purpose of weight reduction. In addition, the protrusions 11 of the present embodiment are arranged in parallel along the first direction L1 and the second direction L2, and the first direction L1 and the second direction L2 intersect with each other, so that the protrusion sidewalls 112 of each protrusion 11 are parallel to the first direction L1 and the second direction L2, respectively. The plurality of trenches 12 formed by the spacing between the protrusions 11 also extend along the first direction L1 and the second direction L2. The grooves 12 include a plurality of first grooves 121 extending in a first direction and a plurality of second grooves 122 extending in a second direction L2. The first trench 121 and the second trench 122 intersect each other. In addition, each of the protrusions 11 further includes a recess 113 for further weight reduction. In addition, the functional main board 10 further includes a frame 14, the frame 14 surrounds all the protrusions 11, the connecting portions 12 and the grooves 13, and the frame 14 is disposed perpendicular to the connecting portions 12.

The reinforcing cover plate 20 is disposed on the functional motherboard 10 and has two flat first surfaces 21 and second surfaces 22 disposed opposite to each other, and the first surfaces 21 are combined with the protrusions 11 and cover the grooves 13. The reinforcing cover 20 is in the form of a plate, the reinforcing cover 20 has a plurality of welding protrusions 23, the protrusion 11 has a plurality of welding recesses 114, and the welding protrusions 23 of the reinforcing cover 20 are joined to the welding recesses 114 of the protrusion 11 of the functional main board 10, thereby positioning the reinforcing cover 20 on the functional main board 10. The reinforcing cover plate 20 may be made of plastic or metal, and the reinforcing cover plate 20 and the functional motherboard 10 may be made by heat welding or metal welding. The reinforcing cover 20 further includes a plurality of slots 24, the slots 24 penetrate the first surface 21 and the second surface 22, and the slots 24 are disposed corresponding to the recesses 113 of the protrusions 11 of the functional main board 10. The bottom of the recess 113 also forms a plate-like structure, and the bottom of the recess 113 is flush with the connecting portion 12, so that the bottom of the recess 113 and the connecting portion 12 form a load-bearing surface for the goods on the surface far away from the protrusion 11.

A plurality of reinforcing supports 30 are disposed on the second surface 22 of the reinforcement cover 20 and extend away from the reinforcement cover 20. Each reinforcing support member 30 includes a reinforcing support member body 31, a coupling flange 32 and at least one first positioning protrusion 33, the coupling flange 32 is disposed on the outer periphery of the reinforcing support member body 31, the reinforcing support member body 31 is a cylindrical hollow structure and includes a reinforcing support member top wall 311 and a reinforcing support member outer peripheral wall 312, the reinforcing support member outer peripheral wall 312 extends axially from the reinforcing support member top wall 311, and the coupling flange 32 extends radially from the reinforcing support member outer peripheral wall 312. The first positioning pins 33 protrude from the assembling flange 32 in a direction away from the reinforcing support body 31, and the first positioning pins 33 are inserted into the protrusion top walls 111 of the protrusions 11 through the reinforcing cover plate 20, and the reinforcing support 30 is positioned on the functional main board 10. The plurality of reinforcing support members 30 are arranged in an array on the reinforcing cover plate 20, and the reinforcing support members 30 of the present embodiment are 3 × 3 arrays.

The high strength heterogeneous composite pallet structure 100 of the present embodiment is supported on the ground by the reinforcing support members 30, and each connecting portion 12 of the functional main board 10 forms a carrying surface for carrying goods on the surface far from the convex portion 11. The front fork arm of the forklift can penetrate into the gap between the functional main board 10 and the ground formed by the reinforcing support member 30 to lift the high-strength heterogeneous composite pallet structure 100 for carrying goods.

The high-strength heterogeneous composite pallet structure 100 of the present embodiment has the protruding portions 11 and the grooves 13 of the hollow structure disposed alternately to achieve the effect of light weight. In addition, the protrusions 11 and the grooves 13 are arranged along the first direction L1 and the second direction L2, such that the high-strength hetero-composite pallet structure 100 of the present embodiment has a reinforced structure in the first direction L1 and the second direction L2, that is, the high-strength hetero-composite pallet structure 100 of the present embodiment can achieve a light weight and a two-dimensional reinforced structure with one functional main board 10, and can reduce the space occupied by the high-strength hetero-composite pallet structure 100 and have the same structural strength.

Referring to fig. 5, a second embodiment of the high strength heterogeneous composite pallet structure of the present invention is shown. The high-strength heterogeneous composite pallet structure of the present embodiment has partially the same structure as that of the first embodiment, and therefore the same components are given the same symbols and the description thereof is omitted. The difference between the present embodiment and the first embodiment is that the high strength heterogeneous composite pallet structure of the present embodiment further includes a plurality of reinforcing ribs 40, the reinforcing ribs 40 are disposed in the grooves 13, and the reinforcing cover 20 covers the reinforcing ribs 40. The reinforcing ribs 40 include a plurality of first reinforcing ribs 41 disposed in the first grooves 131 and extending in the first direction L1 and a plurality of second reinforcing ribs 42 disposed in the second grooves 132 and extending in the second direction L2, and the first reinforcing ribs 41 and the second reinforcing ribs 42 intersect each other and have an integrated structure, and the reinforcing support 30 is disposed corresponding to the intersection of the reinforcing ribs 40.

The stiffener 40 can be placed in the groove 13 of the functional motherboard 19 according to the weight range of the high-strength heterogeneous composite pallet structure 100, so as to strengthen the structure of the functional motherboard 10. For example, when the weight of the cargo carried by the functional main board 10 is large, the reinforcing ribs 40 may be placed in the grooves 13.

Please refer to fig. 6, 7, 8, 9 and 10, which illustrate a third embodiment of the high strength heterogeneous composite pallet structure according to the present invention. The high-strength heterogeneous composite pallet structure of the present embodiment has partially the same structure as that of the first embodiment, and therefore the same components are given the same symbols and the description thereof is omitted. The difference between the present embodiment and the first embodiment is that the high strength heterogeneous composite pallet structure 100 of the present embodiment further includes a plurality of reinforcing columns 50, each reinforcing column 50 is disposed in the reinforcing support body 31, and two ends of each reinforcing column abut against the reinforcing cover 20 and the reinforcing support body 31, respectively. Further, the reinforcing support top wall 311 has a second positioning protrusion 313. The reinforcing column 50 of the present embodiment is cylindrical, one end of the reinforcing column 50 is sleeved on the second positioning protrusion 313, the other end of the reinforcing column 50 abuts on the reinforcing cover plate 20, and the reinforcing column 50 also corresponds to the intersection of the first groove 131 and the second groove 132.

The reinforcing columns 50 can increase the supporting force of the reinforcing support 30, and when the functional main board 10 carries a cargo with a large weight, the strength of the reinforcing support 30 can be increased, thereby preventing the reinforcing support 30 from being deformed or damaged due to the overweight of the cargo.

The high strength heterogeneous composite pallet structure 100 of the present embodiment further includes a plurality of fasteners 60, wherein the fasteners 60 are fastened to the reinforcing cover 20 and the protrusion 11 of the functional main board 10. The fastener 60 includes two fastening connectors 61 and a through rod 62, the through rod 62 connects the fastening connectors 61, the through rod 62 penetrates the protrusion 11 and the reinforcing cover 20, and the fastening connectors 61 abut against the reinforcing cover 20 and the protrusion top wall 111 of the protrusion 11, so that the reinforcing cover 20 is positioned on the functional motherboard 10.

Referring to fig. 11, a fourth embodiment of the high strength heterogeneous composite pallet structure according to the present invention is shown. The high-strength heterogeneous composite pallet structure of the present embodiment has partially the same structure as that of the third embodiment, and therefore the same components are given the same symbols and the description thereof is omitted. The difference between the present embodiment and the third embodiment is that the high strength heterogeneous composite pallet structure 100 of the present embodiment further includes a plurality of reinforcing ribs 40, the reinforcing ribs 40 are disposed in the grooves 13, and the reinforcing cover 20 covers the reinforcing ribs 40. The reinforcing ribs 40 include a plurality of first reinforcing ribs 41 disposed in the first grooves 131 and extending in the first direction L1 and a plurality of second reinforcing ribs 42 disposed in the second grooves 132 and extending in the second direction L2, and the first reinforcing ribs 41 and the second reinforcing ribs 42 intersect each other and have an integrated structure, and the reinforcing support 30 is disposed corresponding to the intersection of the reinforcing ribs 40.

According to the high-strength heterogeneous composite pallet structure, the convex parts and the grooves extending along the two crossed first directions and the second directions are arranged on the functional main board, the flat reinforcing cover plate is arranged on the functional main board, a reinforced structure can be obtained in the two directions, the thickness and the weight are smaller than those in the prior art, reinforcing ribs are arranged in the grooves of the functional main board according to the weight borne by the high-strength heterogeneous composite pallet structure, reinforcing columns are arranged in the reinforcing support pieces, and the application elasticity of the high-strength heterogeneous composite pallet structure can be improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the utility model, which is defined by the appended claims and the description of the utility model. Moreover, not all objects, advantages, or features disclosed herein are to be considered as essential to any embodiment or claimed invention. Furthermore, the terms "first," "second," and the like in the description or in the claims are used only for naming components or distinguishing different embodiments or ranges, and are not used for limiting upper or lower limits on the number of components.

Claims

1. The utility model provides a heterogeneous compound pallet structure of high strength which characterized in that: it includes:

the functional main board comprises a plurality of convex parts and a plurality of connecting parts for connecting the convex parts, the convex parts have hollow structures, each convex part comprises a convex part top wall and a plurality of convex part side walls, a distance is reserved between each convex part side wall of each convex part and the convex part side wall of the adjacent convex part, and the connecting parts are connected with the convex part side walls of the adjacent convex parts, so that a plurality of grooves are formed between the convex part side walls and the connecting parts;

the reinforcing cover plate is arranged on the functional main board and is provided with a first surface and a second surface which are flat and opposite to each other, and the first surface is combined with the convex part and covers the groove; and

and the reinforcing supporting pieces are arranged on the second surface of the reinforcing cover plate and extend towards the direction far away from the reinforcing cover plate.

2. The high strength heterogeneous composite pallet structure according to claim 1 wherein: wherein one of said channels intersects at least one other of said channels, said reinforcing support being disposed in correspondence with the intersection of said channels.

3. The high strength heterogeneous composite pallet structure according to claim 2 wherein: the grooves comprise a plurality of first grooves extending along a first direction and a plurality of second grooves extending along a second direction, and the first direction and the second direction are intersected.

4. The high strength heterogeneous composite pallet structure according to claim 1 wherein: the reinforcing cover plate is characterized by further comprising a plurality of reinforcing ribs, the reinforcing ribs are arranged in the grooves, and the reinforcing cover plate covers the reinforcing ribs.

5. The high strength heterogeneous composite pallet structure according to claim 4 wherein: the grooves comprise a plurality of first grooves extending along a first direction and a plurality of second grooves extending along a second direction, the first direction is intersected with the second direction, the reinforcing ribs comprise a plurality of first reinforcing ribs arranged in the first grooves and extending along the first direction and a plurality of second reinforcing ribs arranged in the second grooves and extending along the second direction, the first reinforcing ribs and the second reinforcing ribs are intersected with each other and have an integrated structure, and the reinforcing support pieces are arranged corresponding to the intersections of the reinforcing ribs.

6. The high strength heterogeneous composite pallet structure according to claim 1 wherein: at least one of the convex parts is provided with a concave part, and the reinforcing cover plate is provided with a slotted hole which corresponds to the concave part.

7. The high strength heterogeneous composite pallet structure according to claim 1 wherein: the reinforcing support piece comprises a reinforcing support piece body, an assembling flange and at least one first positioning protruding pin, wherein the assembling flange is arranged on the periphery of the reinforcing support piece body, the first positioning protruding pin protrudes from the assembling flange towards the direction far away from the reinforcing support piece body, and the first positioning protruding pin is inserted into the top wall of the convex part.

8. The high strength heterogeneous composite pallet structure according to claim 7 wherein: the reinforcing support piece is characterized by further comprising a plurality of reinforcing columns, each reinforcing column is arranged in the reinforcing support piece body, and two ends of each reinforcing column are respectively abutted to the reinforcing cover plate and the reinforcing support piece body.

9. The high strength heterogeneous composite pallet structure according to claim 8 wherein: the reinforcing support body is of a cylindrical hollow structure and comprises a reinforcing support top wall and a reinforcing support peripheral wall, the assembling flange extends radially from the reinforcing support peripheral wall, the reinforcing support top wall is provided with a second positioning protruding pin, one end of the reinforcing column is combined with the second positioning protruding pin, and the other end of the reinforcing column abuts against the reinforcing cover plate.

10. The high strength heterogeneous composite pallet structure according to claim 1 wherein: the reinforcing cover plate is provided with a plurality of welding bulges, the convex part is provided with a plurality of welding concave parts, and the welding bulges of the reinforcing cover plate are combined with the welding concave parts, so that the reinforcing cover plate is positioned on the functional main board.

11. The high strength heterogeneous composite pallet structure according to claim 1 wherein: the reinforcing cover plate is characterized by further comprising a plurality of buckling pieces, and the buckling pieces are buckled with the reinforcing cover plate and the convex parts.

12. The high strength heterogeneous composite pallet structure of claim 11 wherein: the buckle spare includes and runs through pole and two buckle joints, it connects to run through the pole buckle joint, it wears to locate to run through the pole the convex part with consolidate the apron, the buckle joint butt in consolidate apron and this convex part the convex part roof.