KR100891038B1 - Assembly type pallet for loading articles - Google Patents

Abstract

Disclosed is a prefabricated pallet for article loading. The disclosed prefabricated pallets include: a lower frame installed in parallel in one direction, a coupling part having at least one groove formed on an upper side of the lower frame, an upper frame inserted into the coupling part and interconnecting the lower frame; Characterized in that the upper frame is provided with a separation prevention portion to prevent the separation from the coupling.

Pallet, engaging projection, insertion groove, inner projection, opening

Description

Prefabricated pallets for loading goods {ASSEMBLY TYPE PALLET FOR LOADING ARTICLES}

The present invention relates to a pallet, and more particularly, it is possible to easily change the size of the pallet for each model size while the load is evenly distributed by placing the upper surface of the lower frame and the upper frame of the pallet on the same plane It is related with the prefabricated pallet for.

In general, pallets disposed at the bottom of the cargo to facilitate forklift transportation have been widely used in most factories or piers made of wood or synthetic resin.

The wooden pallet is weak in corrosiveness and durability, and is easily damaged by loads, impacts and vibrations applied to the pallet when loading cargo, and it is difficult to replace only the damaged part.

Pallets made of synthetic resin have been devised to compensate for the problems of the wooden pallets, but such pallets are required to have a large injection molding machine by assembling the whole or a single upper or lower plate by bolting. Partial replacement and repair are difficult problems, and it is difficult to replace and repair only the damaged part, so the whole pallet needs to be replaced with new ones, and there are many loss of resources.

In addition, the conventional pallet has a problem that the working time is long due to the relatively complicated shape and assembly process.

In addition, the conventional pallet is a factor that increases the logistics cost due to the heavy load of itself, and the production cost increases by manufacturing a separate pallet when the specifications of the pallet change. Therefore, there is a need for improvement.

The present invention has been made by the necessity as described above, and an object of the present invention is to provide a prefabricated pallet for loading goods which can prevent breakage due to weakness of corrosion and durability by using wooden pallets.

In addition, the present invention is used for the loading of articles that can prevent the production cost is increased by the need for a large injection molding machine by assembling the upper or lower plate by a bolt fastening in the whole using a pallet made of synthetic resin The purpose is to provide a prefabricated pallet.

In addition, an object of the present invention is to provide a prefabricated pallet for loading goods that can prevent the maintenance cost is increased by replacing the entire pallet when a part of the pallet is damaged.

In addition, an object of the present invention is to provide a prefabricated pallet for loading the article simply applying to the assembly use to minimize the existing complex shape and complex assembly.

In addition, the present invention is a factor that increases the logistics cost due to the heavy weight of the conventional pallet, and when the specifications of the pallet changes the production cost can be prevented from increasing the production cost by manufacturing a separate pallet The purpose is to provide a prefabricated pallet.

In addition, an object of the present invention is to provide a prefabricated pallet for loading goods that can prevent the waste of resources and pollution of the environment when the conventional pallet is damaged.

Prefabricated pallet for loading according to the present invention comprises: a lower frame installed in one direction in parallel, a coupling portion formed at least one groove on the upper side of the lower frame, and inserted into the coupling portion to interconnect the lower frame The upper frame and the upper frame is configured to include a departure prevention portion to prevent the separation from the coupling.

Preferably, the separation prevention portion is configured to include a coupling protrusion protruding in the direction of the upper frame from the lower frame, and the insertion groove provided on the lower side of the upper frame in order to insert the coupling projection.

And, the side of the engaging projection is provided with an inclined lower inclined surface, the upper inclined surface is also provided on the side of the insertion groove to guide the sliding in contact with the lower inclined surface.

In addition, an inner protrusion protrudes inside the insertion groove in a direction toward the coupling protrusion.

In addition, the upper frame and the lower frame is characterized in that the molded from a plastic (plastic) or plastic composite (plastic composite) material.

The lower side of the lower frame is opened to form an opening.

The upper frame is coupled to the coupling part to form an upper surface of the upper surface of the upper frame and the upper surface of the lower frame.

In addition, a friction protrusion protrudes from the surface of the lower frame.

The upper frame is extruded and cut by length to be coupled to the lower frame.

As described above, the assembled pallet for goods according to the present invention, unlike the conventional invention by using a plastic (plastic) or plastic composite (plastic composite) to provide improved corrosion resistance and durability than wood to provide durability of the pallet It can extend the life.

In addition, the present invention can reduce the production cost by eliminating the need for a large injection molding machine by the upper frame and the lower frame are mutually coupled in a grid shape.

In addition, the present invention can reduce the maintenance cost because only the upper frame or lower frame corresponding to a part of the pallet is broken.

In addition, the present invention can reduce the logistics cost by the internal load is formed in the lower frame and the hollow portion is formed in the upper frame to reduce the cost, and if the size of the pallet is changed, after disassembling the upper frame and the lower frame By assembling, there is no need to produce additional pallets, thereby reducing production costs.

In addition, the present invention can shorten the time according to the assembly and fabrication because of the simple configuration of the pallet.

In addition, the present invention by forming a friction protrusion on the upper and lower parts of the pallet, it is possible to prevent the product loaded on the pallet to slip.

In addition, the present invention can prevent the waste of resources by using a plastic composite that reuses broken waste pallets, waste wood (WOOD), pevinyl, waste plastics, and the like.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the prefabricated pallet for loading according to the present invention. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

1 is a perspective view of the assembled pallet for loading goods according to an embodiment of the present invention, Figure 2 is an exploded perspective view of the assembled pallet for goods shown in Figure 1, Figure 3 is a "AA" of FIG. Figure 4 is a side cross-sectional view, Figure 4 is a view showing a state in which the upper frame and the lower frame separated in Figure 2, Figure 5 is a view showing that the friction projection protruding on the surface of the lower frame shown in Figure 2, 6 is a view showing that the friction projection protruding in the lower side of the lower frame shown in FIG.

Prefabricated pallets for loading the article according to an embodiment of the present invention is a lower frame 10 installed in parallel in one direction, the coupling part 20 formed at least one groove on the upper side of the lower frame 10, and It is inserted into the coupling portion 20 includes an upper frame 30 for connecting the lower frame 10 and the separation prevention portion 40 to prevent the upper frame 30 is separated from the coupling portion 20. It is configured by.

The lower frame 10 is formed by injection molding, and the lower side of the lower frame 10 is opened to form the opening 14.

The lower frame 10 as described above is provided with an inner space 16 is formed in the cross-sectional shape '' 'shape.

In the inner space 16 of the lower frame 10, the partition member 18 is formed to protrude to the rigid reinforcement of the structure.

The lower frame 10 is installed in parallel in one direction, spaced apart from each other at a certain distance.

Wherever the lower frame 10 intersects and meets the upper frame 30, a coupling groove 22 is formed to form a coupling portion 20.

The coupling groove 22 has a groove shape in which the upper surface 12 of the lower frame 10 intersecting the upper frame 30 is bent downward.

The depth of the coupling groove 22 is the upper surface 12 of the upper frame 30 and the upper surface of the lower frame 10 in the state that the upper frame 30 is inserted into the coupling groove 22. (32) It is decided in the technical idea to form the same plane.

The upper frame 30 is composed of a coupling body portion 36 on the left and right sides and a central groove portion 34 in the center.

The coupling body portion 36 has a hollow portion formed therein for weight reduction and material cost reduction, and an inner partition 38 for structural rigidity reinforcement is installed in the hollow portion.

Coupling body portion 36 is provided on both left and right sides of the center groove portion 34, but this is only by the embodiment, the formation position and number of the coupling body portion 36 and the central groove portion 34 is increased or decreased Of course it can be.

The separation prevention part 40 for preventing the upper frame 30 from being separated from the lower frame 10 includes a coupling protrusion 42 protruding from the lower frame 10 toward the upper frame 30; The coupling protrusion 42 is configured to include an insertion groove 44 provided on the lower side of the upper frame 30.

In addition, the side of the engaging projection 42 is provided with a lower inclined surface 43 of the inclined shape, the upper side of the inclined shape on the side of the insertion groove 44 to guide the sliding in contact with the lower inclined surface (43). An inclined surface 45 is provided.

As a result, the coupling protrusion 42 and the insertion groove 44 are gradually narrowed in cross-sectional area toward the upper side (see FIG. 3).

That is, the coupling protrusion 42 is provided with a lower inclined surface 43 inclined to have a gradually narrower cross-sectional area from the lower side (see Fig. 3) toward the upper side.

In addition, an upper inclined surface 45 of an inclined shape is provided to have an increasingly narrow cross-sectional area from the lower side (see FIG. 3) to the upper side in the inner side of the insertion groove 44 into which the coupling protrusion 42 is inserted.

Thus, when the coupling protrusion 42 is inserted into the insertion groove 44, the upper inclined surface 45 is slid along the lower inclined surface 43, the coupling protrusion 42 is the insertion groove ( After completion of the insertion into the 44, the upper inclined surface 45 presses the side surface of the lower inclined surface 43, so that the engaging projection is coupled to the insertion groove in an interference fit manner so that the upper frame 30 is the lower frame 10 ) To prevent them from escaping.

In addition, an inner protrusion 50 protrudes in the direction toward the coupling protrusion 42 inside the insertion groove 44.

The inner protrusion 50 limits the depth of insertion of the coupling protrusion 42, so that the upper frame 30 is more stably coupled to the lower frame 10.

Prefabricated pallet for the article loading according to an embodiment of the present invention including the upper frame 30 and the lower frame 10 is formed of a plastic or plastic composite material, in addition to the present invention using a variety of materials It is possible to manufacture a prefabricated pallet for loading goods.

The plastic composite is a material produced by reusing broken waste pallet, waste wood (WOOD), waste vinyl, waste plastic, and the like, which can prevent waste of resources.

The plastic composite has been mainly used to replace wood, and since then, a large amount of plastic materials have been widely used not only for building materials but also for wood use such as furniture manufacturing.

The prefabricated pallets made of plastic composites have low water absorption and excellent properties in terms of dimensional stability and weight, texture, and sound when knocked, compared to pallets made of wood. Even similar and good workability has the advantage.

The pre-fabricated pallet for loading the goods is used to transport a variety of things, including doors, and is excluded from quarantine in the importing country because it uses plastic composites, not wood.

As shown in FIGS. 1 and 2, a pallet having no friction protrusion 60 formed on upper and lower surfaces of the lower frame 10, and as shown in FIGS. 5 and 6, of the lower frame 10. Pallets in which a plurality of friction protrusions 60 are formed on upper and lower surfaces thereof may be referred to as one embodiment of a prefabricated pallet for loading goods according to the present invention.

The friction protrusion 60 is to give a friction force to prevent the movement of the load on the upper surface 12 of the lower frame 10, the friction protrusion 60 for this is the lower frame 10 Protruding from the upper surface (12).

In addition, a plurality of friction protrusions 60 protrude from the lower surface of the lower frame 10 in order to prevent the lower frame 10 from slipping on the ground.

In addition, a plurality of friction protrusions 60 may be formed to protrude from the upper surface 32 of the upper frame 30 as necessary.

The upper frame 30 is extruded and cut for each length to be coupled to the lower frame 10.

That is, the lower frame 10 is injection-molded, but the upper frame 30 is extrusion-molded, so it is only required to cut the length of the upper frame 30 for each model, so that no additional mold cost is required, thereby reducing the production cost. Savings.

Prefabricated pallet for the article having the above configuration is preferably made of any one of plastic, plastic composite, in addition, it is possible to manufacture a prefabricated pallet for loading according to the present invention using a variety of materials.

In addition, the prefabricated pallet for loading the article according to the present invention is based on a structure that is cross-coupled to each other in a lattice shape, even if the size of the unloaded articles and the like is easy to change the design, the working speed is improved.

It will be described the assembled state of the pre-fabricated pallet for loading goods according to the embodiment of the present invention having the configuration as described above.

In consideration of the size of the prefabricated pallet for loading goods, the lower frame 10 is installed in parallel in one direction.

At this time, the coupling groove 22 of the lower frame 10 spaced apart from each other to form a straight line in the direction to be combined with the upper frame 30.

The upper frame 30 is coupled to the coupling part 20 of the lower frame 10 installed in the above state.

Due to this, the coupling protrusion 42 is inserted into the insertion groove 44 is to be combined in the interference fit method.

The upper inclined surface 45 presses the lower inclined surface 43 of the coupling protrusion 42 by having elasticity for restoring to its original state, so that the upper frame 30 is separated from the lower frame 10. Will be prevented.

The lower frame 10 has an inner space 16, and the upper frame 30 also has a hollow portion, thereby reducing the material cost of the prefabricated pallet for loading the goods, thereby reducing the logistics cost by reducing the load.

In addition, the prefabricated pallet for the article is made of a plastic composite material, which is an environmentally friendly material, and can bring about reuse of resources and reduction of waste.

On the other hand, the upper frame 30 is coupled to the lower frame 10 so that each of the upper surface (12, 32) to form the same plane, uniform load is distributed on the pallet to prevent damage to the pallet as much as possible do.

However, the upper surface 32 of the upper frame 30 is located below the upper surface 12 of the lower frame 10 will also be another embodiment of the present invention.

In addition, the upper frame 30 and the lower frame 10 are detachable in a fitting manner, thereby making it easy to freely change and assemble when changing the model of the pallet, and keep only a corresponding part in case of partial damage. The cost is reduced.

In addition, unlike the conventional invention, the prefabricated pallet for loading the article provides improved corrosion resistance and durability than wood due to the use of a plastic composite, thereby extending the life span of the pallet.

In addition, since the upper frame 30 and the lower frame 10 are coupled to each other in a lattice shape, production cost can be reduced by not requiring a large injection molding machine.

In addition, when a part of the pallet is damaged, maintenance costs may be reduced since only the upper frame 30 or the lower frame 10 needs to be replaced.

In addition, since the inner space 16 is formed in the lower frame 10 and the hollow part is formed in the upper frame 30, the load thereof is lightened, thereby reducing the logistics cost.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art to which the art belongs can make various modifications and other equivalent embodiments therefrom. Will understand.

Therefore, the true technical protection scope of the present invention will be defined by the claims.

1 is a perspective view of the assembled pallet mounting article according to an embodiment of the present invention.

Figure 2 is an exploded perspective view of the assembled pallet for the article shown in FIG.

3 is a side cross-sectional view of "A-A" in FIG.

FIG. 4 is a diagram illustrating a state in which an upper frame and a lower frame are separated in FIG. 2.

5 is a view showing that the friction protrusion protruding on the surface of the lower frame shown in FIG.

6 is a view showing that the friction protrusion protruding from the lower side of the lower frame shown in FIG.

<Description of Symbols for Main Parts of Drawings>

10: lower frame 12: upper surface

14: opening 16: inner space

18: partition member 20: coupling portion

22: coupling groove 30: upper frame

32: upper surface 34: center groove

36: coupling body portion 38: the inner partition

40: departure prevention part 42: coupling protrusion

43: lower slope 44: insertion groove

45: upper inclined surface 50: inner projection

60: friction protrusion

Claims (9)

A lower frame installed in one direction in parallel; Coupling portion formed at least one groove in the upper side of the lower frame; An upper frame inserted into the coupling part and interconnecting the lower frames; And It includes a departure prevention portion for preventing the upper frame is separated from the coupling portion, The detachment preventing portion and the engaging projection formed to protrude in the direction of the upper frame from the lower frame, It includes an insertion groove provided on the lower side of the upper frame in order to insert the coupling protrusion, The side surface of the coupling protrusion is provided with an inclined lower inclined surface, the prefabricated pallet for the goods loading, characterized in that the inclined top inclined surface is provided on the side of the insertion groove to guide the sliding in contact with the lower inclined surface. delete delete The method of claim 1, Prefabricated pallet for the article loading, characterized in that the inner groove is formed protruding in the direction toward the coupling projection inside the insertion groove. The method of claim 1, The upper frame and the lower frame is a prefabricated pallet for goods, characterized in that molded from a plastic (plastic) or plastic composite (plastic composite) material. The method of claim 1, The lower side of the lower frame is open to form a prefabricated pallet for the opening, characterized in that to form an opening. The method of claim 1, The upper frame is coupled to the coupling portion, the upper surface of the upper frame and the upper surface of the lower frame is a prefabricated pallet for loading, characterized in that to form the same plane. The method of claim 1, Prefabricated pallet for the goods loading, characterized in that the projection of the friction projection is formed on the surface of the lower frame. The method of claim 1, The upper frame is extruded pre-fabricated pallet for loading, characterized in that cut by the length to be coupled to the lower frame.

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