Upright post and tray adopting same
阅读说明:本技术 立柱及采用该立柱的托盘 (Upright post and tray adopting same ) 是由 不公告发明人 于 2020-07-10 设计创作,主要内容包括:本申请公开了一种立柱及采用该立柱的托盘。立柱具有柱状本体,柱状本体的顶部外周设有突出柱状本体的顶面的至少两个顶部凸台,其中柱状本体在至少两个顶部凸台处的内部设有沿柱状本体的中心轴线方向上下贯通的立柱安装孔。托盘包括顶板、底板和多个立柱,其中顶板、立柱和底板从上到下依次连接。每个立柱具有柱状本体,柱状本体的顶部外周设有突出柱状本体的顶面的至少两个顶部凸台。柱状本体在至少两个顶部凸台处的内部设有沿柱状本体的中心轴线方向上下贯通的立柱安装孔。本申请的立柱及采用该立柱的托盘组装方便,强度高。(The application discloses stand and adopt tray of this stand. The stand has the column body, and the top periphery of column body is equipped with two at least top bosss of the top surface of outstanding column body, and wherein the column body is equipped with the stand mounting hole that link up from top to bottom along the central axis direction of column body in the inside of two at least top bosss departments. The tray comprises a top plate, a bottom plate and a plurality of stand columns, wherein the top plate, the stand columns and the bottom plate are sequentially connected from top to bottom. Every stand has the column body, and the top periphery of column body is equipped with two at least top bosss of the top surface of outstanding column body. The column body is provided with vertical column mounting holes which are vertically communicated along the direction of the central axis of the column body in the inner parts of the bosses at the two tops. The stand of this application and adopt the tray equipment of this stand convenient, intensity is high.)
1. The utility model provides a stand, its characterized in that, the stand has the column body, the top periphery of column body is equipped with the protrusion at least two top bosss of the top surface of column body, wherein the column body is in at least two the inside of top boss department is equipped with along the stand mounting hole that link up from top to bottom of the central axis direction of column body.
2. The stud of claim 1, wherein the outer periphery of the cylindrical body is provided with an upper mounting wall between two adjacent top bosses.
3. The column according to claim 1 or 2, wherein the bottom periphery of the columnar body is provided with at least two bottom bosses protruding out of the bottom surface of the columnar body, wherein the top bosses and the bottom bosses are arranged in pairs in an opposite manner, and the interiors of the at least two top bosses and the corresponding interiors of the oppositely arranged bottom bosses are communicated up and down along the central axis direction of the columnar body.
4. The stud of claim 3, wherein the periphery of the cylindrical body is provided with a lower mounting wall between two adjacent bottom bosses.
5. The column according to claim 1, wherein the interior of the columnar body is vertically penetrated along the central axis thereof, and a central reinforcing rib extending along the central axis thereof is provided in the middle of the columnar body.
6. The column according to claim 5, wherein the cross section of the central reinforcing rib is annular, and the central reinforcing rib is connected to the inner side wall of the cylindrical body via a plurality of connecting ribs spaced apart from each other.
7. The column according to claim 1, wherein the inner side wall of the columnar body is distributed with reinforcing ribs extending along the direction of the central axis thereof.
8. The stud of claim 3, having four of the top bosses and four of the bottom bosses, wherein an interior of each top boss is in communication with an interior of a corresponding oppositely disposed bottom boss.
9. The utility model provides a tray, its characterized in that, the tray includes roof, bottom plate and a plurality of stand, wherein the roof the stand with the bottom plate from the top down connects gradually, every the stand has a column body, the top periphery of column body is equipped with the salient two at least top bosss of the top surface of column body, wherein the column body is at least two the inside of top boss department is equipped with the edge the stand mounting hole that link up from top to bottom in the central axis direction of column body.
10. A pallet as claimed in claim 9, wherein the back of said top panel is provided with top panel locating recesses and said top bosses are operatively insertable into corresponding said top panel locating recesses.
11. A pallet as claimed in claim 9, wherein the periphery of said top panel positioning recess is provided with a top panel groove, and the top periphery of said post is provided with an upper mounting wall between two adjacent top bosses, said mounting wall being operatively embedded in said top panel groove.
12. A pallet as claimed in claim 9 or 10, wherein the front face of the base plate is provided with base plate locating recesses, and the bottom periphery of the cylindrical body is provided with at least two bottom bosses protruding from the bottom face of the cylindrical body, the bottom bosses being operatively inserted into the corresponding base plate locating recesses.
13. The tray of claim 12, wherein the periphery of the floor positioning groove is provided with a floor groove, and the bottom periphery of the upright post is provided with a lower mounting wall between two adjacent bottom bosses, the lower mounting wall being operatively embedded in the floor groove.
14. A pallet as claimed in claim 9, wherein said top panel is provided with a plurality of top panel mounting holes and said bottom panel is provided with a plurality of bottom panel mounting holes; and the tray further comprises a plurality of connecting pieces, wherein each connecting piece sequentially penetrates through the corresponding top plate mounting hole, the upright post mounting hole and the bottom plate mounting hole to sequentially connect the top plate, the upright post and the bottom plate.
15. The tray of claim 9, wherein the top panel is formed by joining an upper panel and a lower panel to each other, wherein a reinforcement is disposed between the upper panel of the top panel and the lower panel of the top panel, and wherein at least a portion of the reinforcement between the upper panel of the top panel and the lower panel of the top panel is disposed directly above the post.
16. A pallet as claimed in claim 9 or 15, characterised in that the base plate is formed by an upper plate and a lower plate which are connected to each other, that a reinforcement is also provided between the upper plate of the base plate and the lower plate of the base plate, and that at least a part of the reinforcement between the upper plate of the base plate and the lower plate of the base plate is located directly below the uprights.
17. The pallet of claim 15, wherein the reinforcement is a steel tube.
18. The tray of claim 9, wherein the top plate is formed by connecting an upper plate and a lower plate with each other, a plurality of top plate protrusions are distributed on the inner surface of at least one of the upper plate of the top plate and the lower plate of the top plate, and at least a part of the top plate protrusions are sequentially connected together through convex ribs; and/or the bottom plate is formed by mutually connecting an upper plate and a lower plate, a plurality of reinforcing protrusions are distributed on the inner surface of at least one of the upper plate of the bottom plate and the lower plate of the bottom plate, and at least part of the reinforcing protrusions are sequentially connected together through convex ribs.
19. The tray according to claim 9, wherein the bottom periphery of the columnar body is provided with at least two bottom bosses protruding out of the bottom surface of the columnar body, wherein the top bosses and the bottom bosses are arranged opposite to each other in pairs, and the interiors of the at least two top bosses and the interiors of the corresponding oppositely arranged bottom bosses penetrate up and down along the central axis direction of the columnar body.
20. Tray according to claim 9, characterized in that the top and/or bottom plate is made by a double layer blister process.
Technical Field
The invention relates to a logistics appliance, in particular to a tray.
Background
At present, the pallet generally comprises a wooden pallet and a plastic pallet. Plastic pallets are classified in production, and can be basically classified into the following categories: injection molding trays, blow molding trays, single layer blister molding trays, double layer blister molding trays, pressure injection molding trays, rotational molding trays. However, there are some disadvantages in different environments, cargo requirements, transportation and handling, etc. in the market:
1. the injection molding tray has the following defects: the tray has short service life, poor impact resistance, heavy weight, poor skid resistance in low-temperature refrigeration storage, brittle materials and the like, and most of the trays cannot be maintained.
2. The blow molding tray has the following defects: the pallet has low cargo strength, can not be loaded on a goods shelf, has poor local pressure resistance and poor skid resistance under high load, and can not be maintained.
3. The single-layer plastic-uptake forming tray has the following defects: the tray has low strength, cannot be loaded on a goods shelf, has poor local pressure resistance, poor skid resistance and incapability of maintenance under high load, has a plurality of groove structures on the surface, and cannot meet the requirements on sanitation, surface smoothness and other goods. The local part has uneven wall thickness.
4. The double-layer plastic-uptake forming tray has the following defects: when the hollow structure is in a high load state, the local pressure resistance is poor (static load), the skid resistance is poor, and the maintenance cannot be carried out; due to the process, the tray with a complex structure cannot be made, and the phenomenon of uneven wall thickness exists locally (tray corners).
5. The disadvantages of the injection molding tray are that: solid structure, heavy weight of tray, bad skid resistance, no maintenance, low yield and high cost.
6. The rotational molding has the following defects: the pallet has low cargo strength, can not be loaded on a goods shelf, has poor local pressure resistance, poor skid resistance, low yield and can not be maintained when in high load.
Accordingly, there is a need to provide a better pallet, e.g., for ease of maintenance, strength, and/or slip resistance.
Disclosure of Invention
The invention aims to provide a tray and parts thereof which are convenient to maintain, high in strength and/or better in skid resistance.
In order to achieve the above object, according to a first aspect of the present invention, there is provided a column having a columnar body, wherein the periphery of the top of the columnar body is provided with at least two top bosses protruding out of the top surface of the columnar body, and the columnar body is provided with column mounting holes penetrating up and down along the central axis direction of the columnar body inside the at least two top bosses.
In one embodiment, an upper mounting wall is arranged on the periphery of the columnar body between two adjacent top bosses.
In one embodiment, the periphery of the bottom of the columnar body is provided with at least two bottom bosses protruding out of the bottom surface of the columnar body, wherein the top bosses and the bottom bosses are arranged in pairs in an opposite manner, and the interiors of the at least two top bosses and the corresponding interiors of the oppositely arranged bottom bosses are communicated up and down along the direction of the central axis of the columnar body.
In one embodiment, a lower mounting wall is arranged on the periphery of the columnar body between two adjacent bottom bosses.
In one embodiment, the interior of the columnar body is vertically through along the central axis direction thereof, and the middle part of the columnar body is provided with a central reinforcing rib extending along the central axis thereof.
In one embodiment, the cross section of the central reinforcing rib is annular, and the central reinforcing rib is connected to the inner side wall of the columnar body through a plurality of connecting ribs which are spaced from each other.
In one embodiment, the inner side wall of the columnar body is distributed with reinforcing ribs extending along the central axis direction of the columnar body.
In one embodiment, the pillar has four top bosses and four bottom bosses, wherein the inside of each top boss and the inside of the corresponding bottom boss which is arranged oppositely are vertically through.
According to a second aspect of the present invention, a pallet is provided, which includes a top plate, a bottom plate, and a plurality of columns, wherein the top plate, the columns, and the bottom plate are connected in sequence from top to bottom, each column has a cylindrical body, at least two top bosses protruding from a top surface of the cylindrical body are disposed on a top periphery of the cylindrical body, and column mounting holes penetrating up and down along a central axis direction of the cylindrical body are disposed inside the cylindrical body at the at least two top bosses.
In one embodiment, the back surface of the top plate is provided with a top plate positioning groove, and the top boss is operatively inserted into the corresponding top plate positioning groove.
In one embodiment, the top plate positioning groove is provided with a top plate groove at the periphery, and the top periphery of the upright post is provided with an upper mounting wall between two adjacent top bosses, and the mounting wall is operatively embedded in the top plate groove.
In one embodiment, the front surface of the bottom plate is provided with bottom plate positioning grooves, the periphery of the bottom of the columnar body is provided with at least two bottom bosses protruding out of the bottom surface of the columnar body, and the bottom bosses are operatively inserted into the corresponding bottom plate positioning grooves.
In one embodiment, the bottom plate positioning groove is provided with a bottom plate groove at the periphery, and the bottom periphery of the upright post is provided with a lower mounting wall between two adjacent bottom bosses, and the lower mounting wall is operatively embedded in the bottom plate groove.
In one embodiment, the top plate is provided with a plurality of top plate mounting holes, and the bottom plate is provided with a plurality of bottom plate mounting holes; and the tray further comprises a plurality of connecting pieces, wherein each connecting piece sequentially penetrates through the corresponding top plate mounting hole, the upright post mounting hole and the bottom plate mounting hole to sequentially connect the top plate, the upright post and the bottom plate.
In one embodiment, the top plate is formed by connecting an upper plate and a lower plate, a reinforcing member is arranged between the upper plate of the top plate and the lower plate of the top plate, and at least a part of the reinforcing member between the upper plate of the top plate and the lower plate of the top plate is arranged right above the upright.
In one embodiment, the bottom plate is formed by connecting an upper plate and a lower plate, a reinforcing member is also arranged between the upper plate of the bottom plate and the lower plate of the bottom plate, and at least a part of the reinforcing member between the upper plate of the bottom plate and the lower plate of the bottom plate is arranged right below the upright post.
In one embodiment, the reinforcement is a steel tube.
In one embodiment, the top plate is formed by connecting an upper plate and a lower plate, a plurality of top plate bulges are distributed on the inner surface of at least one of the upper plate of the top plate and the lower plate of the top plate, and at least a part of the top plate bulges are sequentially connected together through convex ribs; and/or the bottom plate is formed by mutually connecting an upper plate and a lower plate, a plurality of reinforcing protrusions are distributed on the inner surface of at least one of the upper plate of the bottom plate and the lower plate of the bottom plate, and at least part of the reinforcing protrusions are sequentially connected together through convex ribs.
In one embodiment, the periphery of the bottom of the columnar body is provided with at least two bottom bosses protruding out of the bottom surface of the columnar body, wherein the top bosses and the bottom bosses are arranged in pairs in an opposite manner, and the interiors of the at least two top bosses and the corresponding interiors of the oppositely arranged bottom bosses are communicated up and down along the direction of the central axis of the columnar body.
In one embodiment, the top plate and/or the bottom plate are made by a double-layer plastic uptake process.
According to a third aspect of the present invention, there is provided a manufacturing method of a plate material having an upper plate, the manufacturing method including the steps of:
extruding a second material different from the first material to a die through a second extrusion apparatus while extruding the first material to the die through a first extrusion apparatus, so that the first material and the second material are at least partially mixed in a molten state in the die to form an upper plate, and so that a material of a part of a surface of the upper plate is the first material and a material of another part of the surface is the second material, the first material and the second material being two different materials.
In one embodiment, the first material and the second material have different hardnesses.
In one embodiment, the first material is selected from one of the following materials: PE, PET, PVC, PS, and PMMA; and the second material is selected from one of the following materials: TPE, TPU, SBS, TPO and TPS.
In one embodiment, the surface of the upper plate formed of the first material is lower than the surface of the upper plate formed of the second material.
In one embodiment, the manufacturing method further comprises the steps of: providing a lower plate, and connecting the upper plate and the lower plate with each other through a double-layer plastic uptake process.
In one embodiment, the manufacturing method further comprises the steps of: a stiffener is placed between the upper plate and the lower plate in a two-layer blister process.
According to a fourth aspect of the present invention, there is provided a sheet material, which has an upper plate to which an anti-slip band is attached, and in which a portion of the upper plate on which the anti-slip band is provided has, in order from top to bottom, an anti-slip layer, a mixed layer and a base material layer, wherein the mixed layer is formed by mixing a first material and a second material different from the first material, and wherein the anti-slip layer is made of the second material.
In one embodiment, the mixed layer is formed by fusing a first material and a second material with each other.
In one embodiment, the second material is selected from one of the following materials: TPE, TPU, SBS, TPO and TPS.
In one embodiment, the material of the substrate layer is selected from one of the following materials: PE, PET, PVC, PS, and PMMA.
In one embodiment, the thickness of the anti-slip layer is 1-4 mm.
In one embodiment, the thickness of the mixed layer is 0.5-2 mm, preferably 1-1.5 mm.
In one embodiment, the height of the anti-slip belt protruding from the surface of the upper plate is 0.5-3 mm, preferably 1-2 mm.
In one embodiment, the anti-slip layer has a hardness of 65 to 75 HS.
In one embodiment, the width of the anti-slip band is 30mm to 60mm, preferably 40mm to 50 mm.
In one embodiment, a plurality of anti-slip bands spaced apart from each other are distributed on the upper plate.
In one embodiment, the plate further has a lower plate connected to the other surface of the upper plate opposite to the surface provided with the anti-slip band, and the upper plate and the lower plate are hollow.
In one embodiment, the upper plate and the lower plate are manufactured by a double-layer plastic uptake process.
In one embodiment, a reinforcement is disposed between the upper plate and the lower plate.
In one embodiment, the reinforcement is a steel tube.
According to a fifth aspect of the present invention, there is provided a pallet, which comprises at least a top plate, wherein the top plate is made of the above-mentioned sheet material.
According to a sixth aspect of the present invention, there is provided a pallet comprising a top plate, a bottom plate and a plurality of columns, the top plate, the columns and the bottom plate being connected in this order from top to bottom via a connecting member, wherein the connecting member comprises:
the main connecting piece is provided with a rod-shaped main body and a clamping hook arranged at the bottom end of the rod-shaped main body; and
an auxiliary connector having a rod-shaped main body and operatively inserted into an end of the main connector where the hook is provided.
In one embodiment, the rod-shaped main body of the main connector is internally provided with a hollow channel extending along the central axis of the rod-shaped main body, the side wall defining the hollow channel is provided with a first limit stop, and the outer wall of the rod-shaped main body of the auxiliary connector is provided with a second limit stop, wherein the second limit stop is operatively abutted against the first limit stop.
In one embodiment, a spigot platform is disposed in the hollow channel of the primary connector above the first stop platform, and the secondary connector is provided with a barb, wherein the barb is between the second stop platform and an end of the secondary connector, and the barb is operable to hook over the spigot platform.
In one embodiment, a cap is arranged at the top end of the main connecting piece, the diameter of the cap is larger than that of the rod-shaped main body, and a water outlet is arranged on the side wall of the bottom end of the rod-shaped main body of the main connecting piece, and is communicated with the hollow channel and led to the outside.
In one embodiment, the hollow channel extends through the entire stem body of the primary connector and the cap.
In one embodiment, the side wall of the rod-shaped main body of the auxiliary connecting piece is provided with a dismounting groove.
In one embodiment, the bottom end of the main connecting piece is provided with two mutually separated support arms, and the outer side of each support arm is provided with the clamping hook.
In one embodiment, the primary and secondary connectors are each made of plastic.
In one embodiment, the main connector and the auxiliary connector are both made of plastic-added fiberglass.
According to a seventh aspect of the present invention, there is provided a connector comprising:
the main connecting piece is provided with a rod-shaped main body and a clamping hook arranged at the bottom end of the rod-shaped main body; and
an auxiliary connector having a rod-shaped main body and operatively inserted into an end of the main connector where the hook is provided.
According to an eighth aspect of the present application, there is provided a tray comprising:
a top plate;
a base plate; and
the top plate, the upright post and the bottom plate are sequentially connected from top to bottom; wherein
The top plate has an upper plate and a lower plate connected to each other, and/or the bottom plate has an upper plate and a lower plate connected to each other.
In one embodiment, the tray has a plurality of posts, each of which has one end detachably connected to the top plate and the other end detachably connected to the bottom plate.
In one embodiment, the top plate is provided with a plurality of top plate mounting holes, the bottom plate is provided with a plurality of bottom plate mounting holes, the tray is provided with a plurality of stand columns, and each stand column is provided with a stand column mounting hole; and the tray further comprises a plurality of connecting pieces, wherein each connecting piece sequentially penetrates through the corresponding top plate mounting hole, the upright post mounting hole and the bottom plate mounting hole to sequentially connect the top plate, the upright post and the bottom plate.
In one embodiment, when the top plate has an upper plate and a lower plate connected to each other, a reinforcing member is provided between the upper plate of the top plate and the lower plate of the top plate.
In one embodiment, at least a portion of the reinforcement between the upper plate of the top plate and the lower plate of the top plate is positioned directly above the stud.
In one embodiment, the reinforcement between the upper plate of the top plate and the lower plate of the top plate is a steel pipe.
In one embodiment, when the top plate has an upper plate and a lower plate connected to each other, a plurality of top plate protrusions are distributed on an inner surface of at least one of the upper plate of the top plate and the lower plate of the top plate, wherein at least a part of the top plate protrusions are sequentially connected together through a rib.
In one embodiment, when the base plate has an upper plate of the base plate and a lower plate of the base plate connected to each other, a reinforcement is provided between the upper plate of the base plate and the lower plate of the base plate.
In one embodiment, at least a portion of the reinforcement between the upper plate of the base plate and the lower plate of the base plate is positioned directly below the stud.
In one embodiment, the reinforcement between the upper plate of the base plate and the lower plate of the base plate is a steel pipe.
In one embodiment, when the bottom plate has an upper plate and a lower plate connected to each other, a plurality of reinforcing protrusions are distributed on an inner surface of at least one of the upper plate of the bottom plate and the lower plate of the bottom plate, wherein at least a part of the reinforcing protrusions are sequentially connected together by a rib.
In one embodiment, the top plate and/or the bottom plate are made by a double-layer plastic uptake process.
In one embodiment, the back surface of the top plate is provided with a top plate positioning groove, the top plate mounting hole is formed in the position of the top plate positioning groove, the top end of the upright post is provided with a top boss, and the top boss is matched with the corresponding top plate positioning groove.
In one embodiment, the top plate positioning groove is provided with a top plate groove at the periphery, and the top part of the upright post is provided with an upper mounting wall at the periphery, and the mounting wall is operatively embedded into the top plate groove.
In one embodiment, the top periphery of the top plate positioning groove is provided with an annular bulge protruding out of the back surface of the top plate.
In one embodiment, the top plate is provided with at least three rows of top plate positioning grooves which are spaced from each other, and the number of each row of top plate positioning grooves is at least three.
In one embodiment, four top plate positioning grooves are respectively arranged at four corners of the top plate, and each top plate positioning groove is provided with at least two top plate mounting holes.
In one embodiment, the front surface of the base plate is provided with a base plate positioning groove, the base plate mounting hole is formed in the position of the base plate positioning groove, the bottom end of the upright post is provided with a bottom boss, and the bottom boss is matched with the corresponding base plate positioning groove.
In one embodiment, the bottom plate positioning groove is provided with a bottom plate groove at the periphery, and the bottom periphery of the upright post is provided with a lower mounting wall which is operatively embedded in the bottom plate groove.
In one embodiment, the top periphery of the bottom plate positioning groove is provided with an annular bulge protruding out of the front surface of the bottom plate.
In one embodiment, the bottom plate is provided with at least three rows of bottom plate positioning grooves spaced apart from each other, and the number of the bottom plate positioning grooves in each row is at least three.
In one embodiment, four bottom plate positioning grooves are respectively arranged at four corners of the bottom plate, and each bottom plate positioning groove is provided with at least two bottom plate mounting holes.
In one embodiment, the top plate, the upright and the bottom plate are removably attached to each other.
In one embodiment, the front surface of the top plate is provided with a plurality of anti-slip bands, and the anti-slip bands are made of TPE, TPU, SBS, TPO or TPS materials.
In one embodiment, the front surface of the top plate is provided with a plurality of anti-slip bands, and the anti-slip bands are 0.5mm to 3mm higher than the front surface of the top plate, preferably 1mm to 2mm higher.
In one embodiment, the connecting member includes a main connecting member and an auxiliary connecting member, wherein the main connecting member sequentially passes through the top plate, the upright post and the bottom plate along a first direction, and the auxiliary connecting member at least partially passes through the bottom plate along a second direction opposite to the first direction and is connected to the main connecting member in a clamping manner.
According to a ninth aspect of the present invention, there is also provided a tray comprising:
a top plate;
a base plate; and
the top plate, the upright post and the bottom plate are sequentially connected from top to bottom; wherein
The top plate and/or the bottom plate are/is manufactured through a double-layer plastic suction process.
The tray of this application has following advantage:
1. the advantages of the injection molding and double-layer plastic uptake process structure are combined, so that the product has the characteristics of high strength of the injection molding tray and the characteristics of light weight, long service life, low temperature resistance and the like of the hollow molding tray.
2. The tray adopts the assembly molding, can install fast and dismantle, but local maintenance.
3. The anti-skid property is good, and the anti-skid belt is not easy to fall off.
4. The cost is low.
Drawings
Fig. 1 is a perspective view of a tray according to an embodiment of the present invention.
Fig. 2 is an exploded perspective view of the tray of fig. 1.
Fig. 3 is a perspective view of the top plate of the tray of fig. 1.
Fig. 3A is an enlarged view of a portion a in fig. 3.
Fig. 4 is an exploded perspective view of the top plate of fig. 3.
Fig. 4A is an enlarged view of a portion B in fig. 4.
Fig. 5 is a perspective view of the bottom plate of the tray of fig. 1.
Fig. 5A is an enlarged view of a portion C in fig. 5.
Fig. 6 is an exploded perspective view of the base plate of fig. 5.
Fig. 7 is a perspective view showing the arrangement of the steel pipes and the columns of the pallet of fig. 1.
Fig. 8 is a perspective view of a column of the pallet of fig. 1.
FIG. 9 is a partial view of the pallet of FIG. 1, partially broken away to show the mounting of the posts.
FIG. 10 is a perspective view of a primary connection according to an embodiment of the present invention.
Fig. 11 is a front view of the primary connector of fig. 10.
Fig. 12 is a side view in partial cross-section of the main link of fig. 10.
Fig. 13 is a perspective view of an auxiliary connection member according to an embodiment of the present invention.
Fig. 14 is a front view of the auxiliary connection member of fig. 13.
Fig. 15 is a side view of the auxiliary connection of fig. 13.
FIG. 16 is a partial front view of the tray of FIG. 1, taken along the central axis of the connector assembly.
FIG. 17 is a partial perspective view of the pallet of FIG. 1, partially cut away to show the connection of the top deck, the uprights, the bottom deck, and the connector assemblies.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings in order to more clearly understand the objects, features and advantages of the present invention. It should be understood that the embodiments shown in the drawings are not intended to limit the scope of the present invention, but are merely intended to illustrate the spirit of the technical solution of the present invention.
In the following description, for the purposes of illustrating various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that the embodiments may be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with this application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.
Throughout the specification and claims, the word "comprise" and variations thereof, such as "comprises" and "comprising," are to be understood as an open, inclusive meaning, i.e., as being interpreted to mean "including, but not limited to," unless the context requires otherwise.
Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
As used in this specification and the appended claims, the singular forms "a", "an", and "the" include plural referents unless the context clearly dictates otherwise. It should be noted that the term "or" is generally employed in its sense including "and/or" unless the context clearly dictates otherwise.
In the following description, for the purposes of clearly illustrating the structure and operation of the present invention, directional terms will be used, but terms such as "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be construed as words of convenience and should not be construed as limiting terms.
Fig. 1 and 2 show a perspective view and an exploded view, respectively, of a tray according to an embodiment of the present invention. As shown in fig. 1 and 2, the
Fig. 3-3A and 4-4A show structural views of the
More specifically, the upper plate 201 of the top plate has a base plate 2011. A slip-resistant band 2012 is attached to the base 2011. Typically, a plurality of spaced and parallel anti-slip bands 2012 are provided on the upper plate 201 of the top plate. Of course, the slip bands 2012 may intersect. The width of the antiskid belt is 30 mm-60 mm, preferably 40 mm-50 mm. The slip band 2012 is at least partially embedded within the base 2011 and protrudes from the surface of the base 2011. The height of the anti-slip belt protruding out of the surface of the substrate is 0.5-3 mm, preferably 1-2 mm. Therefore, the part of the upper plate 201 of the top plate, which is provided with the anti-slip belt 2012, is provided with the anti-slip layer, the mixed layer and the base material layer from top to bottom in sequence, wherein the base material layer is made of a first material, and the anti-slip layer is made of a second material. The mixed layer is formed by mixing two different materials, namely a first material and a second material. Preferably, the mixed layer is formed by fusing the first material and the second material with each other. Therefore, the antiskid belt can be firmly fixed on the base plate and cannot easily fall off in the using process. Preferably, the hardness of the anti-slip layer is 65-75 HS. In one embodiment, the thickness of the anti-slip layer is 1mm to 4mm, preferably 2mm to 3 mm. The thickness of the mixed layer is 0.5mm to 2mm, preferably 1mm to 1.5 mm. The first material may be selected from one of the following materials: PE, PET, PVC, PS, and PMMA. The second material may be selected from one of the following materials: TPE, TPU, SBS, TPO and TPS.
With continued reference to fig. 3 and 4, the
An
In manufacturing the
As shown in fig. 5, 5A and 6, the
The
The base plate positioning recess 3012 is provided with a
An upper surface 3025 of the lower plate 302 of the
In manufacturing the
As shown in fig. 7 and 8, the
The top periphery of the columnar body 401 is provided with four top bosses 405 protruding the top surface of the columnar body, wherein the interior of the columnar body at the at least two top bosses 405 penetrates up and down along the central axis direction of the columnar body, thereby forming a column mounting hole 406. The inner side of the sidewall defining the post mounting hole 406 is provided with a reinforcement 4061. In another embodiment, the top periphery of the cylindrical body may form 2 or 3 or more top bosses. The number of post mounting holes 406 may be 2, 3, or more. The outer periphery of the cylindrical body 401 is provided with an upper mounting wall 409 between two adjacent top bosses 402. The upper mounting wall 409 may be fitted into the
The periphery of the bottom of the columnar body 401 is provided with four bottom bosses 407 protruding the bottom surface of the columnar body, wherein the top boss 405 and the bottom boss 407 are arranged in pairs and oppositely, and the inside of the top boss and the inside of the corresponding oppositely-arranged bottom boss are vertically communicated along the direction of the central axis of the columnar body to form a column mounting hole 406. In another embodiment, the bottom periphery of the cylindrical body may form 2 or 3 or more bottom bosses. The number of post mounting holes 406 may be 2, 3, or more. The outer periphery of the cylindrical body 401 is provided with a lower mounting wall 408 between two adjacent bottom bosses 407. The lower mounting wall 408 may be recessed into the
As shown in fig. 10 to 17, the
As shown in fig. 10 to 12, the main connector 51 has a rod-shaped
As shown in fig. 13 to 15, the
When the assembling process is carried out, firstly, the top plate, the upright posts and the bottom part are sequentially overlapped together from top to bottom, and two ends of each upright post are respectively arranged in the corresponding top plate positioning groove of the top plate and the corresponding bottom plate positioning groove of the bottom plate. Then, the connecting piece passes through the corresponding roof mounting hole, the stand mounting hole and the bottom plate mounting hole in sequence to connect the
When a certain part is damaged and needs to be replaced, the connecting pieces can be sequentially taken down, the top plate, the upright post and the bottom plate are separated, the damaged part is replaced, and then the parts are assembled in the above mode. Therefore, the tray of the application is convenient to assemble, can be rapidly assembled and disassembled, and is convenient to maintain.
While the preferred embodiments of the present invention have been described in detail above, it should be understood that aspects of the embodiments can be modified, if necessary, to employ aspects, features and concepts of the various patents, applications and publications to provide yet further embodiments.
These and other changes can be made to the embodiments in light of the above detailed description. In general, in the claims, the terms used should not be construed to be limited to the specific embodiments disclosed in the specification and the claims, but should be construed to include all possible embodiments along with the full scope of equivalents to which such claims are entitled.
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