KR102161919B1 - A prefabricated iron pallet - Google Patents

Abstract

The present invention relates to a prefabricated steel pallet with durability which is lightweight, has excellent support strength, and is easily assembled with a simple structure by forming a pallet in a prefabricated manner using a thin galvanized steel plate. The prefabricated steel pallet according to the present invention comprises: a plurality of fork blocks in which two sets of fork insertion holes, wherein two holes make one set and two sets cross each other, are formed to be spaced at a regular distance; a plurality of connection blocks connected between the fork blocks; four corner blocks connecting four corners to the fork blocks; a plurality of cover plates covering crossing portions of the fork blocks; an upper plate connected to the fork blocks by the connection blocks to cover an assembled upper part; and separation preventing rods installed on the periphery of the upper plate, wherein the fork blocks are realized with a structure of forming the fork insertion holes in the middle by coupling an upper support and a lower support, having a C shape and formed on a flat surface and a curved surface, to face each other such that uneven recesses for strength reinforcement are positioned on the upper part and the lower part of the flat surface and by fastening the curved surface with a bolt and nut.

Description

Prefabricated iron pallet{A prefabricated iron pallet}

The present invention relates to a prefabricated steel pallet used to stably move when loading, unloading, or transporting goods with a forklift, and more particularly, to a prefabricated pallet using a thin-walled galvanized steel sheet, thereby providing light and supportive strength. It relates to a prefabricated steel pallet having excellent and simple structure and durability that is easy to assemble.

In general, a pallet that serves as a support to prevent damage to the object to be loaded or to be transported during loading and transport of raw or semi-finished or finished products at the docks including production sites and goods storage warehouses that handle various goods. These pallets are mainly made of wood in the form of a grid, but this lowers productivity and harms the environment to provide wood, and also has fragility of wood, for example, weak to moisture and weak strength. As a disadvantage, there was a problem that the service life was shortened.

To improve this problem, synthetic resin pallets with improved productivity and longer life have been developed and used, but this also has disadvantages of weak strength and causing environmental pollution when discarded.

In order to solve the shortcomings of wood and synthetic resin pallets as described above, pallets made of steel are mainly used in recent years.These steel pallets mainly consist of a top plate and a bottom plate in a grid shape, and a connector between the top plate and the bottom plate is provided. As a structure that is inserted and fixed by spot welding or the like, it has the advantage of having superior strength and superior productivity compared to wood or synthetic resin materials, and above all, fundamentally preventing problems that harm the environment.

However, the steel pallet is a structure in which a support member is installed inside the upper plate and the lower plate facing each other as disclosed in the prefabricated pallet of utility model registration No. 0360095, and the upper plate has a long length corresponding to the length of the pallet. Since it does not have enough strength to support the weight loaded on the top, it has a vulnerability to bend and bend easily, so the lifespan is short.Especially, the weight of the loaded cargo is unnecessary due to the heavy weight of the empty pallet on which no cargo is placed. There was a problem of excessive increase in logistics costs by acting as a factor of increase.

An object of the present invention is to solve the above problems, and to provide a prefabricated steel pallet with excellent strength and light weight by forming a plurality of unit blocks as a material of a thin galvanized steel sheet and assembling them by connecting them.

The present invention is a means for achieving the above object, a plurality of fork blocks forming two pairs of fork insertion openings intersecting two pairs at regular intervals, and a plurality of connection blocks connected between the fork blocks, Four corner blocks connecting the square corners to the fork block, a plurality of cover plates covering the intersection of the fork blocks, the upper plate covering the assembled upper part connected by the fork block and the connection block, and separation prevention installed on the outer circumference of the upper plate In the prefabricated steel pallet consisting of a liver, the fork block is combined with a c-shaped upper support and lower support formed with uneven grooves for strength reinforcement on the flat surface and the bent surface so that the flat surface is located in the upper and lower parts. And it provides a prefabricated steel pallet, characterized in that it consists of a structure in which a fork insertion hole is formed in the middle by fastening the bent surface as a bolt and a nut.

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In addition, the connection block is installed between the c-shaped upper support having an uneven groove on the flat surface, two c-shaped lower supports coupled to the bent surface of the upper support, and the middle of the upper support. It is characterized by consisting of a structure that is composed of an intermediate support to support the bolt and the nut.

In addition, the corner block is composed of a connecting bar having an arc-shaped corner and an orthogonal portion that is in close contact with and welded to the fork block intersecting through an a-shaped bracket in the inner middle of the corner. It is characterized by being made by screwing an eyebolt that is drilled and a nut is welded to the bottom surface and protruding from the top plate.

As described above, the present invention is a thin material made of galvanized steel, which is formed by connecting a plurality of blocks formed into a pallet to form a pallet, so it is light weight and has excellent strength, so that there is no problem of bending or damage even by repeated loading of heavy objects. Because the loading efficiency is high, logistics costs can be reduced, and the durability is excellent, so it has a long lifespan and is easy to handle, and there are no factors that make the weight of the loaded cargo too heavy, and it provides a luxurious pallet that is beautiful in terms of aesthetics. There is an effect.

1 is an overall perspective view according to an embodiment of the present invention
Figure 2 is a partially exploded perspective view of the present invention
Figure 3 is a partial enlarged longitudinal sectional view of the present invention
4 is a plan view without covering the upper plate
Figure 5 is a partial perspective view showing the intersection of the fork insertion hole
6 is an exploded perspective view of a fork block forming a fork insertion hole
7 is an exploded perspective view of a connection block connected to the side of the fork insertion hole
8 is an exploded perspective view of a corner support

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The prefabricated steel pallet of the present invention is a plurality of fork blocks 20, 20 ′ forming a pair of intersecting fork insertions 10 and 10 ′ of two sets at regular intervals, as shown in FIGS. 1 to 8. ), a plurality of connection blocks 30 and 30 ′ connected between the fork blocks 20 and 20 ′, and 4 connecting the square 41 with the fork blocks 20 and 20 ′. The corner blocks 40 and 40 ′, a plurality of cover plates 50 covering the intersections of the fork blocks 20 and 20 ′, and the fork blocks 20 and 20 ′ and the connection blocks 30 and 30 In the prefabricated steel pallet consisting of an upper plate (60) that is connected by') to cover the assembled upper portion, and a separation preventing section (70) (70') installed on the outer circumference of the upper plate (60), the above. The fork blocks 20 and 20' flatten the U-shaped upper support 24 and the lower support 25 formed on the flat surface 22 and the bent surface 23 with uneven grooves 21 for strength reinforcement. It is characterized in that it has a structure in which a fork insertion hole is formed in the middle by coupling the face 22 so as to be positioned at the upper and lower portions, and fastening the bent face 23 as a bolt 26 and a nut 27.

The connection blocks 30 and 30 ′ have a U-shaped upper support 32 having an uneven groove 21 formed on a flat surface 31, and a bent surface 33 of the upper support 32. It consists of two C-shaped lower supports (34) (34') that are combined, and an intermediate support (35) installed between the lower support (34, 34') to support the middle of the upper support (32). It consists of a structure that is fastened with the bolt 26 and the nut 27.

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The corner blocks 40 and 40 ′ are fork blocks 20 and 20 intersecting an arc-shaped corner 41 and an angled bracket 42 in the middle of the corner 41 It consists of a connecting bar 43 having an orthogonal portion 43' that is in close contact with and welded to, and an eye bolt hole 42-1 is drilled on the upper surface of the bracket 42, and a nut 42-2 is formed on the bottom surface thereof. The eye bolts 42-3 are welded and protruding to the top plate 60 are screwed.

The cover plate 50 is a plate for covering and concealing the holes 42-1 formed in the upper portion of the fork blocks 20 and 20 ′ that are intersected, and is composed of four in the embodiment of the present invention, but this is the pallet 100 It may be added according to the number of fork blocks 20, 20' constituting the.

The upper plate 60 is connected to the fork blocks 20 and 20 ′, the connection blocks 30 and 30 ′, and the corner blocks 40 and 40 ′ to form the upper part of the pallet 100. Covering the pallet 100 is reinforced and a smooth surface is formed (additionally), and a separation prevention gap 70 and 70 ′ is installed to protrude from the surface at the outer periphery thereof to prevent separation of the load.

In assembling the present invention as described above, in the case of the pallet 100 consisting of two sets of two fork insertion holes crossing each other as in the embodiment of the accompanying drawings, the upper support 24 and the lower support 25 are formed on a flat surface ( A number of fork blocks 20 and 20 ′ formed with the fork insertion ports 10 and 10 ′ formed by coupling and fastening the bent surfaces 23 to face each other so that 22) are placed in the upper and lower sides are intersected in succession, and the fork insertion ports 10 ) (10') is formed by being connected to a long length, and a plurality of connection blocks (30, 30') are connected to the side of the bolt (26) and the nut (27) when fastened with the fork insertion hole (10) ( 10') are connected in an intersecting state, and in this state, the four corner blocks 40 and 40' are connected to the four corners 41 so that the orthogonal portions 43' of the connecting bars 43 cross the fork block 20 ) When fastened to (20') and fastened as a bolt (26), a plate-shaped pallet (100) having a certain size in which two sets of fork insertion holes intersect, where the fork blocks (20) (20') cross Since the hole 42-1 is exposed at the upper part of the intersection, if the upper plate 60 is covered and fixed on the entire upper surface while blocking it with the cover plate 50, the unified pallet 100 is assembled. .

An uneven groove 21 is formed on the flat surface 22 of the fork block 20, 20' and the connection block 30, 30' to reinforce the strength. The uneven groove 21 is a fork block ( 20) (20') and the connection blocks (30, 30') are combined in a direction that crosses each other to further improve the strength, and the fork blocks (20, 20') forming the fork insertion holes are in the c-shaped upper part Since the support 24 and the lower support 25 are stacked vertically so that the bent surface 23 is vertically supported, it is possible to sufficiently overcome the load applied from the upper part, and between the fork blocks 20 and 20' The connection blocks 30 and 30 ′ coupled to each other are also coupled to the U-shaped upper support 32 and the bent surface 33 of the upper support 32 as shown in FIG. 7. The bolt consists of two c-shaped lower supports (34) (34') and an intermediate support (35) installed between the lower support (34) (34') needles to support the middle of the upper support (32). Since (26) and the nut (27) are fastened, the connection block (30) (30') is the bent surface (33) of the upper support (32) vertically erected, the lower support (34) (34') and the intermediate support ( By means of 35), a high-strength pallet 100 is constructed that sufficiently bears the weight of the load.

The fork blocks 20 and 20 ′ of the present invention and the connection blocks 30 and 30 ′ and the corner blocks 40 and 40 ′ of the present invention are mainly fastened with the bolt 26 and the nut 27, but necessary The part is fixed by welding. For example, the a-shaped bracket 42 and the connecting bar 43 fixed with a bolt 26 and a nut 27 in the middle of the corner block 40, 40' are welded. It is integrated by means of, and can be welded to the element element by spot welding if necessary.

1 is a diagram showing the overall assembled exemplary view of the present invention. The upper surface represents a beautiful surface by the upper plate 60. If necessary, a non-slip tape or a coating agent may be applied to prevent slipping of the load. Two sets of fork insertion holes 10 and 10' are formed to cross two sets so that the fork of a forklift can be conveniently inserted in any direction, and a separation prevention gap 70, 70 at the outer periphery of the upper plate 60 ') is installed to prevent the load from being dislodged during transport or unloading work.

In addition, the corner blocks 40 and 40 ′ are screwed to the nut 42-2 through the hole 42-1 on the upper surface of the bracket 42 to protrude to the upper plate 60 ( Since 42-3) is installed, it can be conveniently used when lifting the pallet 100 by using a crane other than a forklift by connecting a wire thereto.

As described above, in the present invention, a plurality of fork blocks 20 and 20 ′, connection blocks 30 and 30 ′, and corner blocks 40 and 40 ′ formed of a plurality of thin galvanized steel sheets having a predetermined size (26) and the nut (27) or by forming the pallet 100 combined to be integrated by welding,) fork blocks 20, 20' and connection blocks 30, 30 with reinforced strength as a unit ') to form the pallet 100 with excellent strength, the fragility of the thin galvanized steel sheet is sufficiently reinforced so that it does not have any difficulty in handling the load of the load, and it is lightweight and very light. Since the phosphorus weight is low, logistics cost is reduced and handling is convenient.

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10, 10': Fork insertion port 20, 20': Fork block 21: Uneven groove 22: Flat surface 23: Bending surface 24: Upper support 25: Lower support 26: Bowl 27: Nut 30,30': Connection block 31: Flat Surface 32: upper support 33: bent surface 34,34': lower support 35: intermediate support 40,40': corner block 41: corner 42: bracket 42-1: hole 42-2: nut 42-3: eye bolt 43 : Connection bar 43': Orthogonal part 50: Cover plate 60: Top plate 70,70': Separation prevention interval 100: Pallet

Claims (4)

A plurality of fork blocks 20 and 20 ′ forming two fork insertion openings 10 and 10 ′ that are spaced apart from each other, and connected between the fork blocks 20 and 20 ′. A plurality of connection blocks (30) (30'), four corner blocks (40) (40') connecting the squares (41) to the fork blocks (20) (20'), and the fork blocks (20) ( A plurality of cover plates 50 covering the intersection of 20'), and an upper plate 60 covering the assembled upper part by being connected to the fork blocks 20, 20' and the connection blocks 30, 30', and the upper plate In the prefabricated steel pallet consisting of a separation prevention gap (70) (70') installed on the outer periphery of (60), the fork block (20) (20') has an uneven groove (21) for strength reinforcement and a flat surface ( 22) and the c-shaped upper support 24 and the lower support 25 formed on the bent surface 23 are joined to face each other so that the flat surface 22 is located in the upper and lower parts, and the bent surface 23 is attached to the bolt 26 ) And a nut (27) to form a fork insertion hole in the middle. delete The method of claim 1, wherein the connection block (30) (30') comprises a U-shaped upper support (32) in which an uneven groove (21) is formed on a flat surface (31), and a curved surface of the upper support (32). The intermediate support (35) is installed between the two c-shaped lower supports (34) (34') coupled to the (33) and the lower support (34) (34') to support the middle of the upper support (32). ) And a bolt (26) and a nut (27) for fastening. The fork block according to claim 1, wherein the corner blocks 40 and 40 ′ are intersected through an arc-shaped corner 41 and an a-shaped bracket 42 in the middle of the corner 41 20) It consists of a connection bar 43 having an orthogonal portion 43' that is in close contact with (20') and is welded, and an eye bolt hole 42-1 is drilled on the upper surface of the bracket 42, and a nut Assembled steel pallet, characterized in that the eye bolt (42-3) protruding from the upper plate (60) by welding 42-2) is screwed.

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