Detachable tray structure

Abstract

A detachable tray structure comprises a first bearing structure and a second bearing structure. A second support structure; the tray foot structures are arranged between the first bearing structure and the second bearing structure, each tray foot structure comprises a first tray foot, a second tray foot and a connecting structure for connecting the first tray foot with the second tray foot, the first tray foot is fixed with the first bearing structure, and the second tray foot is fixed with the second bearing structure. The second tray foot is fixed to the second bearing structure, and the connecting structure is detachably connected with the first tray foot and the second tray foot. The practicability of the detachable tray structure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pallets, in particular to a detachable pallet structure. Background Art

[0002] With the development of industry, lightweight, safety and environmental protection have become important goals of the manufacturing industry. CFRTP (continuous fiber reinforced thermoplastic composite material) is a new type of lightweight composite material. It refers to a new type of thermoplastic composite material with light weight, high strength, high rigidity, high toughness, environmental protection and recyclability, which is formed by processes such as resin melt impregnation and extrusion, with thermoplastic resin as the matrix and continuous fiber as the reinforcing material.

[0003] The development of industry and the Internet has driven the development of logistics and transportation. Wooden and plastic pallets are usually used on the market, but as the requirements for environmental protection, high performance and long life become increasingly prominent, the use of thermoplastic composite materials to replace traditional materials has great potential in the future market.

[0004] Thermoplastic composite pallets are ultimately consumables and are inevitably damaged during use, especially where they frequently collide with forklift tines.

[0005] Therefore, there is a need to improve the impact resistance and repairability of thermoplastic composite pallets. Utility Model Content

[0006] The technical problem solved by the utility model is to provide a detachable tray structure to improve the impact resistance and maintainability of a tray made of thermoplastic composite material.

[0007] In order to solve the above technical problems, an embodiment of the utility model provides a detachable pallet structure, including: a first supporting structure; a second supporting structure; a plurality of pallet foot structures arranged between the first supporting structure and the second supporting structure, the pallet foot structure including a first pallet foot, a second pallet foot and a connecting structure connecting the first pallet foot and the second pallet foot, the first pallet foot is fixed to the first supporting structure, the second pallet foot is fixed to the second supporting structure, and the connecting structure is detachably connected to the first pallet foot and the second pallet foot.

[0008] Optionally, the connecting structure includes a first connecting part, a second connecting part, and a main body part arranged between the first connecting part and the second connecting part, the connecting structure is detachably connected to the first pallet foot via the first connecting part, and the connecting structure is detachably connected to the second pallet foot via the second connecting part, and in the arrangement direction of the first connecting part, the main body part and the second connecting part, the projection range of the first connecting part is located within the projection range of the main body part, and the projection range of the second connecting part is located within the projection range of the main body part.

[0009] Optionally, the connecting structure includes a first surface and a second surface relative to each other, the first surface is located on one side of the first connecting portion, and the second surface is located on one side of the second connecting portion. The connecting structure also includes: a plurality of first grooves and a plurality of first through holes extending from the second surface to the first surface, and the plurality of first grooves and the plurality of first through holes are separate from each other.

[0010] Optionally, the thickness of the outer wall of the main body is greater than the thickness of the outer wall of the first connecting part, and the thickness of the outer wall of the main body is greater than the thickness of the outer wall of the second connecting part. The outer wall of the main body, the outer wall of the first connecting part and the outer wall of the second connecting part are the side walls of the first groove or the side walls of the first through hole located at the edge.

[0011] Optionally, a plurality of the first grooves are distributed at intervals, a plurality of the first through holes are distributed at intervals, a first reinforcing rib structure is provided between adjacent first grooves and first through holes, a plurality of the first reinforcing rib structures form a "well" shape, and the lengths of the plurality of the first reinforcing rib structures are equal.

[0012] Optionally, the number of the first grooves is 5, and the number of the first through holes is 4.

[0013] Optionally, the connection structure further includes: a reinforcing column arranged at the intersection of the first reinforcing rib structure, and the width of the reinforcing column is greater than the thickness of the first reinforcing rib structure.

[0014] Optionally, the cross-sectional shape of the reinforcing column includes a circle or an ellipse.

[0015] Optionally, the diameter of the reinforcing column ranges from 6 mm to 10 mm.

[0016] Optionally, the thickness of the first reinforcing rib structure ranges from 1.5 mm to 2 mm.

[0017] Optionally, the thickness of the outer wall of the main body is in the range of 2 mm to 6 mm.

[0018] Optionally, a projection pattern of the connection structure in the arrangement direction of the first connection part, the main body part and the second connection part includes a rounded rectangle.

[0019] Optionally, the first pallet foot includes a first base and a first welding portion, the first base includes a first connecting side and a first welding side, the first welding portion is arranged on the first welding side, the first welding portion is used to be fixedly connected to the first supporting structure, and in the arrangement direction of the first welding portion and the first base, the projection range of the first base is located within the projection range of the first welding portion.

[0020] Optionally, the connecting structure is detachably connected to the first pallet foot via a snap-fit; the connecting structure also includes: a plurality of first pairs of claws arranged on the side wall of the first connecting portion; the first pallet foot also includes: a plurality of first slots arranged on the side wall of the first connecting side, the first pair of claws are snapped into the first slots to achieve a snap-fit ​​connection between the connecting structure and the first pallet foot, and the positions of the plurality of first slots and the plurality of first pairs of claws correspond one to one.

[0021] Optionally, in the connection direction between the connecting structure and the first pallet foot, the projection pattern of the first base coincides with the projection pattern of the main body; the first connecting part is inserted into the first base through the frame to realize the combination of the connecting structure and the first pallet foot.

[0022] Optionally, a plurality of the first pairs of claws are evenly distributed on each side wall of the first connecting portion; the width of the first slot is greater than the width of the first pair of claws; the width of the first pair of claws ranges from 13 mm to 15 mm.

[0023] Optionally, the first tray foot further includes: a plurality of second grooves and a plurality of second through holes extending from the first connecting side to the first welding side, and the plurality of second grooves and the plurality of second through holes are separate from each other.

[0024] Optionally, a plurality of the second grooves are distributed at intervals, a plurality of the second through holes are distributed at intervals, a second reinforcing rib structure is provided between adjacent second grooves and second through holes, a plurality of the second reinforcing rib structures form a "well" shape, and the lengths of the plurality of the second reinforcing rib structures are equal.

[0025] Optionally, the number of the second grooves is 5, and the number of the second through holes is 4.

[0026] Optionally, the first welding portion is fixed to the first supporting structure by hot-melt welding.

[0027] Optionally, the thickness of the first welding portion ranges from 1 mm to 3 mm.

[0028] Optionally, the second pallet foot includes a second base and a second welding portion, the second base includes a second connecting side and a second welding side, the second welding portion is arranged on the second welding side, the second welding portion is used to be fixedly connected to the second supporting structure, and in the arrangement direction of the second welding portion and the second base, the projection range of the second base is located within the projection range of the second welding portion.

[0029] Optionally, the connecting structure is detachably connected to the second pallet foot via a snap-fit; the connecting structure also includes: a plurality of second pairs of claws arranged on the side wall of the second connecting portion; the second pallet foot also includes: a plurality of second slots arranged on the side wall of the second connecting side, the second pair of claws are snapped into the second slots to achieve a snap-fit ​​connection between the connecting structure and the second pallet foot, and the positions of the plurality of second slots and the plurality of second pairs of claws correspond one to one.

[0030] Optionally, in the connection direction between the connecting structure and the second pallet foot, the projection pattern of the second base coincides with the projection pattern of the main body; the second connecting part is inserted into the second base through the frame to realize the combination of the connecting structure and the second pallet foot.

[0031] Optionally, a plurality of the second pairs of claws are evenly distributed on each side wall of the second connecting portion; the width of the second slot is greater than the width of the second pair of claws; the width of the second pair of claws ranges from 13 mm to 15 mm.

[0032] Optionally, the second tray foot further includes: a plurality of third grooves and a plurality of third through holes extending from the second connecting side to the second welding side, and the plurality of third grooves and the plurality of third through holes are separate from each other.

[0033] Optionally, a number of the third grooves are distributed at intervals, a number of the third through holes are distributed at intervals, a third reinforcing rib structure is provided between adjacent third grooves and third through holes, a number of the third reinforcing rib structures form a "well" shape, and the lengths of the number of the third reinforcing rib structures are equal.

[0034] Optionally, the number of the third grooves is 5, and the number of the third through holes is 4.

[0035] Optionally, the second welding portion is fixed to the second supporting structure by heat-melt welding.

[0036] Optionally, the thickness of the second welding portion ranges from 1 mm to 5 mm.

[0037] Optionally, in an arrangement direction of the first connecting portion, the main body portion and the second connecting portion, a height of the main body portion is greater than a height of the first connecting portion, and a height of the main body portion is greater than a height of the second connecting portion.

[0038] Optionally, a height of the first connecting portion is the same as a height of the second connecting portion.

[0039] Optionally, a plurality of the tray foot structures are arranged in an array.

[0040] Optionally, the first supporting structure includes a flat plate structure; the second supporting structure includes a flat plate structure.

[0041] Optionally, the first supporting structure includes a flat plate structure; the second supporting structure includes a plurality of supporting bars, the plurality of supporting bars are distributed in parallel, and one supporting bar is fixed to a row or a column of the pallet foot structures.

[0042] Optionally, the number of the pallet foot structures includes 9, and the number of the supporting bars includes 3.

[0043] Compared with the prior art, the technical solution of the embodiment of the utility model has the following beneficial effects:

[0044] The detachable pallet structure of the utility model has a connecting structure that is detachably connected to the first pallet foot and the second pallet foot. The connecting structure is easy to disassemble and replace, so that the detachable pallet structure is easy to repair. On the premise of meeting the firmness and load-bearing requirements of the detachable pallet structure, the manufacturing cost of the detachable pallet structure can be reduced, the production efficiency can be improved, and the service life of the detachable pallet structure can be increased.

[0045] Furthermore, the connection structure includes a plurality of first grooves and a plurality of first through holes, and the interior of the connection structure is hollowed out, so that the structure of the connection structure is relatively light, and can reduce material loss and lighten weight.

[0046] Furthermore, the connection structure includes: a reinforcement column arranged at the intersection of the first reinforcing rib structure, the reinforcement column has a large width, which can further improve the strength of the connecting rod structure and improve the impact resistance. BRIEF DESCRIPTION OF THE DRAWINGS

[0047] Figures 1 to 6 This is a structural schematic diagram of a detachable tray structure in one embodiment of the utility model;

[0048] Figure 7 It is a structural schematic diagram of a detachable tray structure in another embodiment of the utility model. DETAILED DESCRIPTION

[0049] As described in the background, there is a need for improvements in the impact resistance and repairability of thermoplastic composite pallets.

[0050] Specifically, the pallet feet of conventional thermoplastic composite pallets are integrated, and are difficult to repair and replace after being damaged by a collision. The pallet has low maintainability and interchangeability, and a short service life.

[0051] In order to solve the above problems, the utility model provides a detachable pallet structure, wherein the connecting structure is detachably connected to the first pallet foot and the second pallet foot, and the connecting structure is easy to disassemble and replace, so that the detachable pallet structure is easy to maintain. Under the premise of meeting the firmness and load-bearing requirements of the detachable pallet structure, the manufacturing cost of the detachable pallet structure can be reduced, the production efficiency can be improved, and the service life of the detachable pallet structure can be increased.

[0052] In order to make the above-mentioned objects, features and beneficial effects of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0053] Figures 1 to 6 It is a structural schematic diagram of a detachable tray structure in one embodiment of the utility model.

[0054] Please refer to Figure 1 , the detachable tray structure comprises:

[0055] A first supporting structure 10;

[0056] A second supporting structure 20;

[0057] A plurality of pallet foot structures 30 are arranged between the first supporting structure 10 and the second supporting structure 20, and the pallet foot structure 30 includes a first pallet foot 31, a second pallet foot 32, and a connecting structure 33 connecting the first pallet foot 31 and the second pallet foot 32, the first pallet foot 31 is fixed to the first supporting structure 10, the second pallet foot 32 is fixed to the second supporting structure 20, and the connecting structure 33 is detachably connected to the first pallet foot 31 and the second pallet foot 32.

[0058] The connection structure 33 of the detachable pallet structure is detachably connected to the first pallet foot 31 and the second pallet foot 32. The connection structure 33 is easy to disassemble and replace, so that the detachable pallet structure is easy to repair. On the premise of meeting the firmness and load-bearing requirements of the detachable pallet structure, the manufacturing cost of the detachable pallet structure can be reduced, the production efficiency can be improved, and the service life of the detachable pallet structure can be increased.

[0059] Please refer to Figure 2 and Figure 3 , Figure 2 yes Figure 1 An exploded schematic diagram of the connection structure 33 is shown in FIG. Figure 3 It is a top view of the connection structure 33 from the surface direction of the first pallet foot 31, and the connection structure 33 includes: a first connection part 331, a second connection part 332 and a main body part 333 arranged between the first connection part 331 and the second connection part 332. The connection structure 33 is detachably connected to the first pallet foot 31 through the first connection part 331, and the connection structure 33 is detachably connected to the second pallet foot 32 through the second connection part 332. In the arrangement direction of the first connection part 331, the main body part 333 and the second connection part 332, the projection range of the first connection part 331 is located within the projection range of the main body part 333, and the projection range of the second connection part 332 is located within the projection range of the main body part 333.

[0060] The projection shape of the connection structure 33 in the arrangement direction of the first connection part 331, the main body part 333 and the second connection part 332 includes a rounded rectangle or a rectangle.

[0061] In this embodiment, the projection pattern of the connection structure 33 in the arrangement direction of the first connection part 331, the main body part 333 and the second connection part 332 comprises a rounded rectangle. The four corners of the rounded rectangle are all arc-shaped, so it is not easily damaged during a collision.

[0062] The projection range of the first connection part 331 is located within the projection range of the main body part 333, and the projection range of the second connection part 332 is located within the projection range of the main body part 333, that is, the area of ​​the main body part 333 is larger than the area of ​​the first connection part 331, and the length and width of the main body part 333 are larger than the length and width of the first connection part 331; the area of ​​the main body part 333 is larger than the area of ​​the second connection part 332, and the length and width of the main body part 333 are larger than the length and width of the second connection part 332.

[0063] Please continue to refer to Figure 2 The connection structure 33 includes a first surface and a second surface relative to each other, the first surface is located on one side of the first connection part 331, and the second surface is located on one side of the second connection part 332. The connection structure 33 also includes: a plurality of first grooves 335 and a plurality of first through holes 334 extending from the second surface to the first surface, the plurality of first grooves 335 and the plurality of first through holes 334 are separate from each other, and the first through holes 334 pass through the connection structure 33.

[0064] The connecting structure 33 includes a plurality of first grooves 335 and a plurality of first through holes 334. The interior of the connecting structure 33 is hollowed out, so that while ensuring the strength of the connecting structure 33, the structure of the connecting structure 33 is relatively light, which can reduce material loss and reduce weight.

[0065] In other embodiments, the connecting structure may not include the first grooves and the first through holes, and the interior of the connecting structure is a solid material with uniform density.

[0066] In this embodiment, the thickness of the outer wall of the main body portion 333 is greater than the thickness of the outer wall of the first connecting portion 331, and the thickness of the outer wall of the main body portion 333 is greater than the thickness of the outer wall of the second connecting portion 332. The outer walls of the main body portion 333, the first connecting portion 331, and the second connecting portion 332 are the side walls of the first grooves 335 or the side walls of the first through holes 334 located at the edges.

[0067] The main body portion 333 is a position where the forklift is likely to collide and impact when lifting the detachable pallet structure. The outer wall of the main body portion 333 has a relatively thick thickness, which can have better impact resistance, so that the durability of the connecting structure 33 is improved.

[0068] In this embodiment, the thickness range of the outer wall of the main body portion 333 is 2 mm to 6 mm.

[0069] Please continue to refer to Figure 2 , a plurality of the first grooves 335 are spaced apart, a plurality of the first through holes 334 are spaced apart, and there is a first reinforcing rib structure 336 between adjacent first grooves 335 and first through holes 334. A plurality of the first reinforcing rib structures 336 form a "well" shape, and the lengths of a plurality of the first reinforcing rib structures 336 are equal.

[0070] A plurality of the first grooves 335 are spaced apart, and a plurality of the first through holes 334 are spaced apart, that is, a plurality of the first grooves 335 are not adjacent to each other, and a plurality of the first through holes 334 are not adjacent to each other. A plurality of the first grooves 335 and a plurality of the first through holes 334 are alternately and evenly distributed, so that the strength distribution of the connecting structure 33 is uniform.

[0071] A plurality of the first reinforcing rib structures 336 form a "well" shape, and the lengths of a plurality of the first reinforcing rib structures 336 are equal, so that a plurality of the first grooves 335 and a plurality of the first through holes 334 are distributed in a "field" shape, which can increase the overall load-bearing and impact resistance capabilities of the connecting structure 33.

[0072] In this embodiment, the number of the first grooves 335 is 5, and the number of the first through holes 334 is 4.

[0073] Please continue to refer to Figure 2 The connection structure 33 further includes: a reinforcing column 337 disposed at the intersection of the first reinforcing rib structure 336, and the width of the reinforcing column 337 is greater than the thickness of the first reinforcing rib structure 336. The larger width of the reinforcing column 337 can further improve the strength of the connecting rod structure 33 and improve the impact resistance.

[0074] In other embodiments, the width of the reinforcement column is greater than and equal to the thickness of the first reinforcement rib structure.

[0075] The cross-sectional shape of the reinforcing column 337 includes a circle or an ellipse.

[0076] In this embodiment, the cross-sectional shape of the reinforcing column 337 includes a circle. The circular reinforcing column 337 is easy to shape.

[0077] In this embodiment, the diameter of the reinforcing column 337 ranges from 6 mm to 10 mm. The diameter range of the reinforcing column 337 is the width.

[0078] In this embodiment, the thickness of the first reinforcing rib structure 336 ranges from 1.5 mm to 2 mm.

[0079] Please continue to refer to Figure 2 The first pallet foot 31 includes a first base 311 and a first welding portion 312. The first base 311 includes a first connecting side and a first welding side. The first welding portion 312 is arranged on the first welding side. The first welding portion 312 is used to be fixedly connected to the first supporting structure 10. In the arrangement direction of the first welding portion 312 and the first base 311, the projection range of the first base 311 is located within the projection range of the first welding portion 312.

[0080] In this embodiment, the first welding portion 312 includes a ring-shaped structure, and the first welding portion 312 exposes the first welding side.

[0081] In this embodiment, the thickness of the first welding portion 312 ranges from 1 mm to 5 mm.

[0082] In this embodiment, the connection structure 33 and the first tray foot 31 are detachably connected via a buckle.

[0083] In other embodiments, the connection structure and the first pallet foot are detachably connected through other means, for example, the connection structure and the first pallet foot are detachably connected through a transverse latch structure.

[0084] Please combine Figures 4 to 6 Continue to refer Figure 2 , Figures 4 to 6 is a schematic diagram of the overall structure in which the connecting structure 33 is fixedly connected to the first pallet foot 31 and the second pallet foot 32. Figure 4 is a side view of a side of the overall structure where no snap connection structure is provided, Figure 5 is a side view of a side of the overall structure where a snap-fit ​​connection structure is provided, Figure 6 for Figure 5 The partially enlarged schematic diagram of the middle area A shows that the connection structure 33 also includes: a plurality of first pairs of claws 338 arranged on the side wall of the first connection portion 331; the first pallet foot 31 also includes: a plurality of first slots 313 arranged on the side wall of the first connection side, the first pair of claws 338 are snapped into the first slots 313 to realize the snap connection between the connection structure 33 and the first pallet foot 31, and the positions of the plurality of first slots 313 and the plurality of first pairs of claws 338 correspond one to one.

[0085] In the connection direction between the connecting structure 33 and the first pallet foot 31 , the projection pattern of the first base 311 coincides with the projection pattern of the main body 333 ; the first connecting portion 331 is inserted into the first base 311 through a frame to realize the combination of the connecting structure 33 and the first pallet foot 31 .

[0086] The first pairs of claws 338 are evenly distributed on each side wall of the first connecting portion 331 .

[0087] In this embodiment, the first pair of claws 338 are distributed on two side walls opposite to the first connecting portion 331, and each side wall is provided with two first pair of claws 338; correspondingly, the first card slots 313 are distributed on the side walls opposite to the first connecting side of the first tray foot 31, and each side wall is provided with two first card slots 313.

[0088] In this embodiment, the width of the first slot 313 is greater than the width of the first pair of claws 338, so as to ensure that the first pair of claws 338 can be inserted into the first slot 313. The width of the first slot 313 and the width of the first pair of claws 338 are dimensions perpendicular to the arrangement direction of the first connecting portion 331, the main body 333 and the second connecting portion 332.

[0089] In this embodiment, the width of the first pair of claws 338 ranges from 13 mm to 15 mm.

[0090] Please continue to refer to Figure 2 and Figure 3, the first tray foot 31 further includes: a plurality of second grooves 314 and a plurality of second through holes 315 extending from the first connection side to the first welding side. The plurality of second grooves 314 and the plurality of second through holes 315 are separated from each other, and the second through holes 315 penetrate through the first tray foot 31.

[0091] The first tray foot 31 includes a plurality of second grooves 314 and a plurality of second through holes 315. The interior of the first tray foot 31 is hollow, so that while ensuring the strength of the first tray foot 31, the structure of the first tray foot 31 is relatively light, which can reduce material loss and weight.

[0092] In other embodiments, the first tray foot may not include the second grooves and the second through holes, and the interior of the first tray foot is a solid material with a uniform density.

[0093] In this embodiment, the plurality of second grooves 314 are spaced apart, the plurality of second through holes 315 are spaced apart, and there is a second reinforcing rib structure 316 between adjacent second grooves 314 and second through holes 315. The plurality of second reinforcing rib structures 316 form a "well" shape, and the lengths of the plurality of second reinforcing rib structures 316 are equal.

[0094] The plurality of second grooves 314 are spaced apart, the plurality of second through holes 315 are spaced apart, that is, the plurality of second grooves 314 are not adjacent to each other, and the plurality of second through holes 315 are not adjacent to each other. The plurality of second grooves 314 and the plurality of second through holes 315 are alternately and evenly distributed, so that the strength distribution of the first tray foot 31 is uniform.

[0095] The plurality of second reinforcing rib structures 316 form a "well" shape, and the lengths of the plurality of second reinforcing rib structures 316 are equal. Thus, the plurality of second grooves 314 and the plurality of second through holes 315 are distributed in a "field" shape, which can increase the overall load-bearing and impact resistance ability of the connection structure 33.

[0096] In this embodiment, the number of the second grooves 314 is 5, and the number of the second through holes 315 is 4.

[0097] In this embodiment, the thickness of the first reinforcing rib structure 336 is greater than the thickness of the second reinforcing rib structure 316, which can further improve the impact resistance of the connection structure 33.

[0098] In other embodiments, the thickness of the first reinforcing rib structure is equal to the thickness of the second reinforcing rib structure.

[0099] In this embodiment, the first welding portion 312 is fixed to the first supporting structure 10 by hot melt welding.

[0100] The material of the first welding part 312 includes glass fiber reinforced polypropylene material. The surface of the first welding part 312 in contact with the first supporting structure 10 is melted by hot melt welding technology, and then solidified after cooling, so as to complete the fixing of the first welding part 312 to the first supporting structure 10 by hot melt welding.

[0101] Please continue to refer to Figure 2 The second pallet foot 32 includes a second base 321 and a second welding portion 322. The second base 321 includes a second connecting side and a second welding side. The second welding portion 322 is arranged on the second welding side. The second welding portion 322 is used to be fixedly connected to the second supporting structure 20. In the arrangement direction of the second welding portion 322 and the second base 321, the projection range of the second base 321 is located within the projection range of the second welding portion 322.

[0102] In this embodiment, the second welding portion 322 includes a ring-shaped structure, and the second welding portion 322 exposes the second welding side.

[0103] In this embodiment, the thickness of the second welding portion 322 ranges from 1 mm to 5 mm.

[0104] In this embodiment, the connection structure 33 and the second tray foot 32 are detachably connected via a buckle.

[0105] In other embodiments, the connection structure and the second pallet foot are detachably connected through other means, for example, the connection structure and the second pallet foot are detachably connected through a transverse latch structure.

[0106] Please continue to refer to Figures 2 to 6 The connection structure 33 also includes: a plurality of second pairs of claws 339 arranged on the side wall of the second connection portion 332; the second pallet foot 32 also includes: a plurality of second slots 323 arranged on the side wall of the second connection side, the second pair of claws 339 are buckled into the second slots 323 to realize the snap connection between the connection structure 33 and the second pallet foot 32, and the positions of the plurality of second slots 323 and the plurality of second pairs of claws 339 correspond one to one.

[0107] In the connection direction between the connecting structure 33 and the second pallet foot 32 , the projection pattern of the second base 321 coincides with the projection pattern of the main body 333 ; the second connecting portion 332 is inserted into the second base 321 through the frame to realize the combination of the connecting structure 33 and the second pallet foot 32 .

[0108] The second pairs of claws 339 are evenly distributed on each side wall of the second connecting portion 332 .

[0109] In this embodiment, the second pair of claws 339 are distributed on two side walls opposite to the second connecting portion 332, and each side wall is provided with two second pair of claws 339; correspondingly, the second card slots 323 are distributed on the side walls opposite to the second connecting side of the second tray foot 32, and each side wall is provided with two second card slots 323.

[0110] In this embodiment, the width of the second slot 323 is greater than the width of the second pair of claws 339, so as to ensure that the second pair of claws 339 can be inserted into the second slot 323. The width of the second slot 323 and the width of the second pair of claws 339 are dimensions perpendicular to the arrangement direction of the first connecting portion 331, the main body 333 and the second connecting portion 332.

[0111] In this embodiment, the width of the second pair of claws 339 is in a range of 13 mm to 15 mm.

[0112] Please continue to refer to Figure 2 and Figure 3 The second pallet foot 32 also includes: a plurality of third grooves and a plurality of third through holes 325 extending from the second connection side to the second welding side, the plurality of third grooves and the plurality of third through holes 325 are separate from each other, and the third through holes 325 pass through the second pallet foot 32.

[0113] The second pallet foot 32 includes a plurality of second pallet feet 32 ​​. The interior of the connection structure 33 is hollowed out, so that while the strength of the second pallet foot 32 is ensured, the structure of the second pallet foot 32 is relatively light, which can reduce material loss and lighten weight.

[0114] In other embodiments, the second pallet foot may not include the third groove and the third through hole, and the interior of the second pallet foot is a solid material with uniform density.

[0115] In this embodiment, a plurality of the third grooves are distributed at intervals, a plurality of the third through holes 325 are distributed at intervals, a third reinforcing rib structure is provided between adjacent third grooves and third through holes 325, a plurality of the third reinforcing rib structures form a "well" shape, and the lengths of the plurality of the third reinforcing rib structures are equal.

[0116] The third grooves are distributed at intervals, and the third through holes 325 are distributed at intervals, that is, the third grooves are not adjacent, and the third through holes 325 are not adjacent. The third grooves and the third through holes 325 are evenly distributed alternately, so that the strength of the second tray foot 32 is evenly distributed.

[0117] A number of the third reinforcing rib structures form a "grid" shape, and the lengths of a number of the third reinforcing rib structures are equal, so that a number of the third grooves and a number of the third through holes 325 are distributed in a "field" shape, which can increase the overall load-bearing and impact resistance capabilities of the connecting structure 33.

[0118] In this embodiment, the number of the third grooves includes 5, and the number of the third through holes 325 includes 4.

[0119] In this embodiment, the thickness of the first reinforcing rib structure 336 is greater than the thickness of the third reinforcing rib structure, which can further improve the impact resistance of the connecting structure 33.

[0120] In other embodiments, the thickness of the first reinforcing rib structure is equal to the thickness of the third reinforcing rib structure.

[0121] In this embodiment, the second welding portion 322 is fixed to the second supporting structure 20 by hot melt welding.

[0122] The material of the second welding portion 322 includes glass fiber-reinforced polypropylene material. The surface of the second welding portion 322 in contact with the second supporting structure 20 is thermally melted through hot melt welding technology, and then solidifies after cooling to complete the fixation of the second welding portion 322 to the second supporting structure 20 by hot melt welding.

[0123] Please continue to refer to Figure 2 , in the arrangement direction of the first connecting portion 331, the main body portion 333, and the second connecting portion 332, the height of the main body portion 333 is greater than the height of the first connecting portion 331, and the height of the main body portion 333 is greater than the height of the second connecting portion 332.

[0124] The height of the main body portion 333 is relatively large, and the main body portion 333 is not provided with snap claws, so that the overall strength of the connecting structure 33 is relatively large, and the impact resistance performance is improved.

[0125] In this embodiment, the height of the first connecting portion 331 is the same as the height of the second connecting portion 332. When disassembling, it is not necessary to distinguish the directions of the first connecting portion 331 and the second connecting portion 332, which is convenient for installation and manufacturing.

[0126] In other embodiments, the height of the first connecting portion can be different from the height of the second connecting portion.

[0127] Please continue to refer to Figure 1 , the first supporting structure 10 includes a flat plate structure; the second supporting structure 20 includes a flat plate structure.

[0128] A plurality of the tray foot structures 30 are arranged in an array on the surface of the first supporting structure 10 and the surface of the second supporting structure 20 .

[0129] In this embodiment, the number of the tray foot structures 30 includes 9, and the tray foot structures 30 are evenly distributed on the surface of the first supporting structure 10 and the surface of the second supporting structure 20 in a 3x3 array.

[0130] In this embodiment, the material of the first supporting structure 10 includes a continuous fiber reinforced thermoplastic composite material (continuous fiber reinforced thermoplastic prepreg, referred to as CFRTP), and the material of the second supporting structure 20 includes a continuous fiber reinforced thermoplastic composite material (continuous fiber reinforced thermoplastic prepreg, referred to as CFRTP).

[0131] The continuous fiber reinforced thermoplastic composite material is a high-strength, high-rigidity, and high-toughness composite material that uses continuous fibers as reinforcement materials and thermoplastic resin as a matrix and is manufactured through a process of melt-impregnating the thermoplastic resin.

[0132] In this embodiment, the material of the connection structure 33 includes glass fiber reinforced polypropylene material.

[0133] In this embodiment, both the first supporting structure 10 and the second supporting structure 20 can be used as bearing surfaces for bearing goods.

[0134] The fork tines of a forklift are inserted between rows or columns of several pallet foot structures 30 to fork up the pallet and the goods. The fork tines are easy to collide with the pallet foot structure 30. The impact resistance of the connecting structure 33 is improved and it is easy to replace, thereby extending the life of the pallet and improving the maintainability.

[0135] Figure 7 It is a structural schematic diagram of a detachable tray structure in another embodiment of the utility model.

[0136] Please refer to Figure 7 , Figure 7 The detachable tray structure and Figure 1 The difference between the detachable pallet structure described in the embodiment is that, in the present embodiment, the first supporting structure 10 comprises a flat plate structure; the second supporting structure comprises a plurality of supporting bars 201, the plurality of supporting bars 201 are distributed in parallel, and one supporting bar 201 is fixed to a row or a column of the pallet foot structures 30.

[0137] A plurality of the tray foot structures 30 are arranged in an array on the surface of the first supporting structure 10 .

[0138] In this embodiment, the number of the pallet foot structures 30 includes 9, and several of the pallet foot structures 30 are evenly distributed on the surface of the first supporting structure 10 in a 3x3 array; the number of the supporting bars 201 includes 3, and one supporting bar 201 is fixed to three of the pallet foot structures 30.

[0139] In this embodiment, the supporting bar 201 is parallel to the width direction of the first supporting structure 10 .

[0140] In this embodiment, the first supporting structure 10 is used as a bearing surface for bearing goods, and the second supporting structure is used as a bottom surface in contact with the bottom surface. The second supporting structure includes a plurality of supporting bars 201, which can save materials while ensuring the strength of the first supporting structure 10, making the pallet lighter.

[0141] Although the utility model is disclosed as above, the utility model is not limited thereto. Any person skilled in the art can make various changes and modifications without departing from the spirit and scope of the utility model. Therefore, the protection scope of the utility model shall be subject to the scope defined by the claims.

Claims

1. A detachable tray structure, characterized in that: include: The first supporting structure; A second supporting structure; A plurality of pallet foot structures are arranged between the first supporting structure and the second supporting structure, the pallet foot structure includes a first pallet foot, a second pallet foot and a connecting structure connecting the first pallet foot and the second pallet foot, the first pallet foot is fixed to the first supporting structure, the second pallet foot is fixed to the second supporting structure, and the connecting structure is detachably connected to the first pallet foot and the second pallet foot.

2. The detachable tray structure according to claim 1, characterized in that: The connection structure includes a first connection part, a second connection part and a main body part arranged between the first connection part and the second connection part. The connection structure is detachably connected to the first pallet foot through the first connection part, and the connection structure is detachably connected to the second pallet foot through the second connection part. In the arrangement direction of the first connection part, the main body part and the second connection part, the projection range of the first connection part is located within the projection range of the main body part, and the projection range of the second connection part is located within the projection range of the main body part.

3. The detachable tray structure according to claim 2, characterized in that: The connection structure includes a first surface and a second surface relative to each other, the first surface is located on one side of the first connection part, and the second surface is located on one side of the second connection part. The connection structure also includes: a plurality of first grooves and a plurality of first through holes extending from the second surface to the first surface, and the plurality of first grooves and the plurality of first through holes are separated from each other.

4. The detachable tray structure according to claim 3, characterized in that: The thickness of the outer wall of the main body is greater than the thickness of the outer wall of the first connecting part, and the thickness of the outer wall of the main body is greater than the thickness of the outer wall of the second connecting part. The outer wall of the main body, the outer wall of the first connecting part and the outer wall of the second connecting part are the side walls of the first groove or the side walls of the first through hole located at the edge.

5. The detachable tray structure according to claim 3, characterized in that: A plurality of the first grooves are distributed at intervals, a plurality of the first through holes are distributed at intervals, a first reinforcing rib structure is provided between adjacent first grooves and first through holes, a plurality of the first reinforcing rib structures form a "well" shape, and the lengths of the plurality of the first reinforcing rib structures are equal.

6. The detachable tray structure according to claim 5, characterized in that: The number of the first grooves is five, and the number of the first through holes is four.

7. The detachable tray structure according to claim 5, characterized in that: The connection structure further includes: a reinforcing column disposed at the intersection of the first reinforcing rib structure, wherein the width of the reinforcing column is greater than the thickness of the first reinforcing rib structure.

8. The detachable tray structure according to claim 7, characterized in that: The cross-sectional shape of the reinforcing column includes a circle or an ellipse.

9. The detachable tray structure according to claim 8, characterized in that: The diameter of the reinforcing column ranges from 6 mm to 10 mm.

10. The detachable tray structure according to claim 7, characterized in that: The thickness of the first reinforcing rib structure ranges from 1.5 mm to 2 mm.

11. The detachable tray structure according to claim 4, characterized in that: The thickness of the outer wall of the main body is in the range of 2 mm to 6 mm.

12. The detachable tray structure according to claim 2, characterized in that: The projection figure of the connection structure in the arrangement direction of the first connection part, the main body part and the second connection part includes a rounded rectangle.

13. The detachable tray structure according to claim 2, characterized in that: The first pallet foot includes a first base and a first welding portion, the first base includes a first connecting side and a first welding side, the first welding portion is arranged on the first welding side, the first welding portion is used to be fixedly connected to the first supporting structure, and in the arrangement direction of the first welding portion and the first base, the projection range of the first base is located within the projection range of the first welding portion.

14. The detachable tray structure according to claim 13, characterized in that: The connecting structure is detachably connected to the first pallet foot via a snap-fit; the connecting structure also includes: a plurality of first pairs of claws arranged on the side wall of the first connecting portion; the first pallet foot also includes: a plurality of first slots arranged on the side wall of the first connecting side, the first pair of claws are snapped into the first slots to achieve a snap-fit ​​connection between the connecting structure and the first pallet foot, and the positions of the plurality of first slots and the plurality of first pairs of claws correspond one to one.

15. The detachable tray structure according to claim 14, characterized in that: In the connection direction between the connection structure and the first pallet foot, the projection pattern of the first base coincides with the projection pattern of the main body; the first connection part is inserted into the first base through the frame to realize the combination of the connection structure and the first pallet foot.

16. The detachable tray structure according to claim 14, characterized in that: The first pair of claws are evenly distributed on each side wall of the first connecting portion; the width of the first slot is greater than the width of the first pair of claws; the width of the first pair of claws ranges from 13 mm to 15 mm.

17. The detachable tray structure according to claim 13, characterized in that: The first tray foot further includes: a plurality of second grooves and a plurality of second through holes extending from the first connecting side to the first welding side, and the plurality of second grooves and the plurality of second through holes are separated from each other.

18. The detachable tray structure according to claim 17, characterized in that: A plurality of the second grooves are distributed at intervals, a plurality of the second through holes are distributed at intervals, a second reinforcing rib structure is provided between adjacent second grooves and second through holes, a plurality of the second reinforcing rib structures form a "well" shape, and the lengths of the plurality of the second reinforcing rib structures are equal.

19. The detachable tray structure according to claim 18, characterized in that: The number of the second grooves is five, and the number of the second through holes is four.

20. The detachable tray structure according to claim 13, characterized in that: The first welding portion is fixed to the first supporting structure by thermal fusion welding.

21. The detachable tray structure according to claim 13, characterized in that: The thickness of the first welding portion ranges from 1 mm to 5 mm.

22. The detachable tray structure according to claim 2, characterized in that: The second pallet foot includes a second base and a second welding portion, the second base includes a second connecting side and a second welding side, the second welding portion is arranged on the second welding side, the second welding portion is used to be fixedly connected to the second supporting structure, and in the arrangement direction of the second welding portion and the second base, the projection range of the second base is located within the projection range of the second welding portion.

23. The detachable tray structure according to claim 22, characterized in that: The connecting structure is detachably connected to the second pallet foot via a buckle; the connecting structure also includes: a plurality of second pairs of claws arranged on the side wall of the second connecting portion; the second pallet foot also includes: a plurality of second slots arranged on the side wall of the second connecting side, the second pair of claws are buckled into the second slots to achieve a buckle connection between the connecting structure and the second pallet foot, and the positions of the plurality of second slots and the plurality of second pairs of claws correspond one to one.

24. The detachable tray structure according to claim 23, characterized in that: In the connection direction between the connection structure and the second pallet foot, the projection pattern of the second base coincides with the projection pattern of the main body; the second connection part is inserted into the second base through the frame to realize the combination of the connection structure and the second pallet foot.

25. The detachable tray structure according to claim 23, characterized in that: The plurality of second pairs of claws are evenly distributed on each side wall of the second connecting portion; the width of the second slot is greater than the width of the second pair of claws; the width of the second pair of claws ranges from 13 mm to 15 mm.

26. The detachable tray structure according to claim 22, characterized in that: The second tray foot further includes: a plurality of third grooves and a plurality of third through holes extending from the second connecting side to the second welding side, and the plurality of third grooves and the plurality of third through holes are separated from each other.

27. The detachable tray structure according to claim 26, characterized in that: Several of the third grooves are distributed at intervals, several of the third through holes are distributed at intervals, a third reinforcing rib structure is provided between adjacent third grooves and third through holes, several of the third reinforcing rib structures form a "well" shape, and the lengths of several of the third reinforcing rib structures are equal.

28. The detachable tray structure according to claim 27, characterized in that: The number of the third grooves is five, and the number of the third through holes is four.

29. The detachable tray structure according to claim 22, characterized in that: The second welding portion is fixed to the second supporting structure by thermal fusion welding.

30. The detachable tray structure according to claim 22, characterized in that: The thickness of the second welding portion ranges from 1 mm to 5 mm.

31. The detachable tray structure according to claim 2, characterized in that: In an arrangement direction of the first connection portion, the main body portion, and the second connection portion, a height of the main body portion is greater than a height of the first connection portion, and a height of the main body portion is greater than a height of the second connection portion.

32. The detachable tray structure according to claim 31, characterized in that: The height of the first connection portion is the same as the height of the second connection portion.

33. The detachable tray structure according to claim 1, characterized in that: A plurality of the tray foot structures are arranged in an array.

34. The detachable tray structure according to claim 33, characterized in that: The first supporting structure includes a flat plate structure; the second supporting structure includes a flat plate structure.

35. The detachable tray structure according to claim 33, characterized in that: The first supporting structure comprises a flat plate structure; the second supporting structure comprises a plurality of supporting bars, the plurality of supporting bars are distributed in parallel, and one supporting bar is fixed to a row or a column of the pallet foot structures.

36. The detachable tray structure according to claim 35, characterized in that: The number of the pallet foot structures includes 9, and the number of the supporting bars includes 3.

Images