JPH0685230U - palette - Google Patents

Abstract

(57) [Summary] (Modified) [Purpose] To provide a pallet that is lightweight, easy to carry, can be disassembled when not in use, and can be resized according to the load. The pallet 1 includes a pair of horizontal members 2 and 2, a plurality of connecting members 3 for connecting the horizontal members 2, and four vertical members 4 that are in contact with the outer side of the horizontal member 2 and are made of aluminum. And the connecting member 3 were joined with a bolt. Horizontal member 2
Extending in the axial direction on the outer side of the and engaging portions 22, 23 on the opening
A groove portion 21 provided with a support plate 60 made of iron or stainless steel on the inner surface of the contact portion with the horizontal member 2 so that the lower end portion is aligned with the lower end portion 46 of the vertical member 4 inside the vertical member 4.
A screw block 51 having a screw hole 52 is inserted into the groove portion 21 of the horizontal member 2, and the screw hole 52 of the vertical member 4 and the support plate 60 is inserted.
Through holes 42, 43 and 61, 63 are provided at positions opposed to the through holes 42, 61, 43, 6 from the inside of the vertical member 4.
The bolts 70 and 71 were screwed and joined to the screw holes 52 and 52 through 2.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a pallet used in the field of logistics.

[0002]

[Prior art]

 Conventionally, in the field of physical distribution, various pallets have been used to place products, assembly parts, etc., and convey them to a desired place.

[0003]

[Problems to be solved by the device]

 However, the pallets that have been provided so far have the advantage that they are sturdy and not easily broken because they are constructed by welding iron material or stainless steel material, but they are heavy and inconvenient to carry, and they cannot be disassembled. It requires a large space to accommodate the pallet used, it is not easy to change the pallet size according to the size of the product to be loaded, etc. However, there was a problem that rust prevention treatment was necessary for the product.

[0004]

[Means for Solving the Problems]

 The present application has been made to solve the above problems, and the pallet according to claim 1 has a pair of horizontal members, a plurality of connecting members that connect the horizontal members, and at least four outer members of the horizontal member. The vertical members of the book are each made of aluminum, the horizontal member and the connecting member are joined by bolts, and the horizontal member and the vertical member extend in the axial direction on the outer side of the horizontal member and are locked in the opening. A groove portion provided with a portion, and inside the above-mentioned vertical member, the lower end portion is aligned with the lower end portion of the vertical member, and an iron or stainless steel support plate is provided on the inner surface of the contact portion with the horizontal member. Insert a screw block having a screw hole into the screw hole, provide a through hole at a position facing the screw hole of the vertical member and the support plate, and attach a bolt to the screw hole from the inside of the vertical member through the through hole. Screwed and joined Than it is.

In the pallet according to the second aspect, a leg portion is attached to the lower end portion of the vertical member, and a caster support portion extending in the axial direction of the vertical member is formed on the leg portion.

[0006]

【Example】

 Embodiments of the present invention will be described below with reference to the accompanying drawings. FIG. 1 shows the entire pallet according to the first embodiment. The pallet 1 shown is a pair of horizontal members 2 extending substantially parallel to the horizontal direction, and a plurality of horizontal members 2 for connecting both end portions and a central portion of the horizontal members 2. It is composed of a number of connecting members 3 and four vertical members 4, and the horizontal members 2, the connecting members 3 and the vertical members 4 are all made of aluminum.

As shown in FIGS. 2 and 3, the horizontal member 2 is a hollow member having a rectangular cross section formed by molding aluminum, and has groove portions 21 and 21 along the axial direction above and below an outer portion. Locking portions 22 and 23 are formed at the top and bottom of the opening 21 so as to face each other.

As shown in FIG. 4, the connecting member 3 is a hollow member formed of aluminum and having a rectangular cross section. Each of the connecting members 3 has a substantially C-shaped groove 31 extending in the axial direction near the corner of the inner peripheral surface. Formed. These connecting members 3 are arranged between the horizontal members 2 and 2 at right angles to the horizontal members 2 and 2, and are screwed (not shown) into the groove 31 through through holes (not shown) provided in the horizontal members 2 and 2. ) Are screwed together and connected. The connecting portion between the horizontal member 2 and the connecting member 3 may be reinforced with a reinforcing member such as a metal plate.

As shown in FIG. 2, the vertical member 4 is a hollow member formed of aluminum and having a square cross section, and has substantially C-shaped grooves 41 extending in the axial direction at the four corners of the inner peripheral surface. And is joined to the horizontal member 2 as follows.

That is, screw blocks 51, 51 each having three screw holes 52 formed at equal intervals are inserted into the groove portions 21, 21 of the horizontal member 2, and the screw blocks 51, 51 are connected to the vertical member abutting portions. To place. On the other hand, through holes 42 and 43 are formed in the horizontal member contact portion of the vertical member 4, and through holes 44 and 43 are formed coaxially with the through holes 42 and 43 on the opposite side wall facing the contact portion. 45 is formed. The intervals between the through holes 42, 43 and the through holes 44, 45 are equal to the intervals between the groove portions 21, 21.

Next, inside the horizontal member contact portion of the vertical member 4, the support plate 60 in which the through holes 61 and 62 are formed in the iron plate or the stainless plate is inserted. The distance between the through holes 61 and 62 is equal to the distance between the groove portions 21 and 21. Further, the distance from the lower through hole 62 to the lower end portion 63 of the support member is the same as the distance from the lower through hole 43 of the vertical member 4 to the lower end portion 46 of the vertical member. Therefore, by inserting the support plate 60 into the vertical member 4 and aligning their lower ends 63 and 46, the through holes 61 and 42 and the through holes 62 and 43 are aligned.

Then, bolts 70 and 71 (see FIG. 3) are inserted through the through holes 44 and 45 of the vertical member 4, and these bolts 70 and 71 are inserted into the through holes 61 and 62 of the support plate 60 and the through holes of the vertical member 4. The horizontal member 2 and the vertical member 4 are joined by being screwed into the central screw holes 52, 52 of the screw blocks 51, 51 via 42, 43.

Then, as shown in FIG. 2, both ends of the U-shaped cross section 81 are outwardly bent to cover the vertical member 4 with a pad 80 having flanges 82 and 82 formed thereon, and Bolts (not shown) are screwed into the screw holes 52, 52 of both ends of the screw blocks 51, 51 through the through holes 83, 84 provided in the portion 82, and the vertical member 4 is stably held by the pad 80. Hold.

Finally, a washer 91 having a through hole 93 in the center and a washer base 94 having a cylindrical boss 97 inserted into the through hole 93 are combined to form a leg portion 90. Are abutted against the lower end of the vertical member 4 and fixed by screwing the screws 98 into the groove portions 41 of the vertical member 4 through the screw washers 92 and 95 provided in the washer 91 and the washer base 94, respectively. To do. Also, the end opening of the horizontal member 2 and the upper end opening of the vertical member 4 are covered with caps (not shown).

Although the leg portion 90 is configured by combining the washer 91 and the washer base 94, it may be integrally formed of a metal material or a hard synthetic resin, or the leg portion 90 and the support plate 60. May be integrally formed of a metal material.

As described above, the horizontal member 2, the connecting member 3, and the vertical member 4 are assembled, the pallet 1 shown in FIG. 1 is manufactured, and a load such as a product is placed on the connecting member 3. The load of the load is transmitted to the vertical member 4 via the connecting member 3 and the horizontal member 2. The load acting on the horizontal member 2 is transmitted from the screw block 51 arranged in the groove 21 of the horizontal member 2 to the support plate 60 via the bolts 70 and 71, and further from the support plate 60 to the leg portion. 90 is transmitted. Therefore, since the load is not directly applied to the through holes 42 and 43 of the vertical member 4 made of aluminum, the vertical member 4, especially the through holes 42 and 43 are not damaged or spread.

When changing the position of the vertical member 4 according to the size change of the product to be loaded, the pad 80 is removed, the bolts 70 and 71 are loosened, and the vertical member 4 and the screw blocks 51 and 51 are moved. Reassemble according to the assembly procedure. When increasing the number of vertical members 4, the vertical members 4 are attached according to the above-mentioned assembly procedure. Further, when the space between the horizontal members 2 is widened or narrowed, the connection member is replaced with a corresponding size.

5 and 6 show a connecting portion between the horizontal member 2 and the vertical member 4 in the pallet according to the second embodiment. In the pallet of the present embodiment, a block 110 for mounting casters is provided below the vertical member 4. It differs from the pallet of the first embodiment in the point.

In the block 110, the inner diameter of the cylindrical main body 111 is the same as the through hole 96 formed in the boss portion 97 of the washer base 94, and the cylindrical step portion into which the boss portion 97 can be inserted at the lower end of the inner circumference. 112 (see FIG. 6) is formed. The restricting portions 113, 114, 115, 116 have a shape in which one cylindrical body is divided into four along the axial direction, and the inner diameter of each is outward and parallel to the outer periphery of the main body 111. It is integrally formed at equal intervals. Further, in the two adjoining restricting portions 115 and 116, a part of the opposing edge portions (dotted line portions) 115a and 116a are evenly cut along the longitudinal direction, and the cut edge portions are cut off. A ridge 117 protruding outward from the main body 111 is formed between the 115a and 116a.

As shown in FIG. 6, the block 110 is inserted into the lower end opening of the vertical member 4 fixed to the horizontal member 2, and the ridge 117 and the edges of the restricting portions 115 and 116 are attached to the support plate 60. Along with the contact, the edge portion of the other regulating portion abuts on the inner peripheral surface of the vertical member 4, and the upper end portion abuts on the bolt head 72 for positioning. The leg portion 90 is fixed by inserting the cylindrical boss portion 97 of the washer base 94 into the main body step portion 112. The shaft 121 of the caster 120 inserted through the through hole 96 of the washer base 94 is stably supported by the through hole 96 and the block body 111.

The shape of the block 110 is not limited to the above-mentioned embodiment, and may be any shape that can stably support the shaft 121 of the caster 120 inserted in the lower end portion of the vertical member 4. Further, the block 110 and the support plate 60, or in addition to these, the leg portion 90 may be integrally formed of a metal material. Further, as shown in FIG. 7, the pallet 1 may be reinforced by connecting the upper portion of the vertical member 4 with the horizontal member 2'and the connecting member 3 '.

[0022]

[Effect of device]

 As is clear from the above description, since the pallet according to claim 1 is made of aluminum, it is lightweight and easy to carry. In addition, when not in use, the bolt can be removed and each member can be disassembled and stored, reducing the storage space. Further, it is easy to freely change the pallet size according to the load. Furthermore, since aluminum is softer than iron or stainless steel, it does not damage the products to be loaded and does not require anti-corrosion treatment unlike iron.

Further, according to the pallet according to the second aspect, the casters can be stably supported on the lower end portion of the vertical member.

[Brief description of drawings]

FIG. 1 is a perspective view of a pallet according to the present invention.

FIG. 2 is an exploded perspective view of a connecting portion between a horizontal member and a vertical member.

FIG. 3 is a sectional view of a connecting portion between a horizontal member and a vertical member.

FIG. 4 is a cross-sectional view of a connecting member.

FIG. 5 is an exploded perspective view of a connecting portion between a horizontal member and a vertical member in a pallet according to a second embodiment.

FIG. 6 is a sectional view of a connecting portion between a horizontal member and a vertical member in a pallet according to a second embodiment.

FIG. 7 is a perspective view of a pallet in which an upper portion of a vertical member is connected to a horizontal member by a connecting member.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Pallet, 2 ... Horizontal member, 3 ... Connection member, 4 ... Vertical member, 21 ... Groove part, 22,23 ... Locking part, 42, 42 ...
Through hole, 60 ... Support plate, 61, 62 ... Through hole, 70, 7
1 ... Bolts, 80 ... Pads, 90 ... Legs, 110 ... Blocks, 120 ... Casters.

Claims (2)

[Scope of utility model registration request] 1. A pair of horizontal members, a plurality of connecting members for connecting the horizontal members, and at least four vertical members in contact with an outer portion of the horizontal member are each formed of aluminum, and the horizontal member and the connecting member. Are joined by bolts, and the horizontal member and the vertical member are provided with a groove portion that extends in the axial direction and has an engaging portion at the opening, on the outer portion of the horizontal member,
Inside the vertical member, a lower end is aligned with the lower end of the vertical member, an iron or stainless steel support plate is provided on the inner surface of the contact portion with the horizontal member, and a screw block having a screw hole is inserted in the groove of the horizontal member. Then, a through hole is provided at a position facing the screw hole of the vertical member and the support plate, and a bolt is screwed and joined to the screw hole from the inside of the vertical member through the through hole. palette. 2. The pallet according to claim 1, wherein a leg portion is attached to a lower end portion of the vertical member, and a caster support portion extending in the axial direction of the vertical member is formed on the leg portion.