JPH0330027Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to an improvement of an assembly type shelf in which shelf boards are detachably attached to supports.

(Prior art) Conventionally, a prefabricated shelf is constructed by attaching shelf boards made of thin steel plates to supports made of angle iron etc. using bolts, etc., and the supports are usually connected to each other by the shelf boards. However, if the mounting force of the shelf board is insufficient, there will be a problem that the support column will tilt or easily sway. Therefore, the above-mentioned support column and shelf board are connected through a corner plate and a large number of bolts are used. It was installed firmly.

Also, in order to reduce the number of mounting bolts mentioned above,
For example, as shown in Utility Model Publication No. 57-1795,
A state in which a mounting bracket with a pair of side pieces that press the shelf side plates is arranged on the inner surface of the corner part of the shelf, and the latching protrusion provided on the side piece is engaged with the latching hole of the shelf side plate. The corner portion of the shelf board is fixed to the column by screwing a single mounting bolt inserted from the outside of the corner of the column into the central plate piece of the mounting bracket. However, with the shelf board fixed to the pillar with a single mounting bolt as shown above,
Since all the load acting on the shelf board must be supported by the mounting bolts mentioned above, problems such as loosening and breakage of the mounting part are likely to occur, and to prevent this, support protrusions are formed on the sides of the pillars. However, it is necessary to configure the shelf board to be supported by this supporting protrusion,
The structure is complicated, and the shelf board cannot be slid up and down, making it difficult to adjust the height.

(Purpose of the invention) The present invention was made to eliminate the above-mentioned drawbacks, and it is possible to firmly attach the shelf board to the support by simply tightening a single mounting bolt, and at the same time, it does not complicate the structure. To provide an assembly type shelf that can stably support the load of shelf boards without causing any problems.

(Structure of the invention) The prefabricated shelf according to the invention is a shelf board comprising a support having a pair of walls made of angle iron or the like, a top plate made of steel plate or the like, and a side plate protruding downward from the periphery of the top plate. and a corner whose upper side is locked to the inner surface of the side plate by the locking member and the engagement hole, and whose lower side is locked to the inner surface of the support column by the locking member and the engagement hole. and a plate, by drawing the corner plate toward the inner surface of the corner portion of the support column and pressing the locking member against the circumferential surface of the engagement hole, the state of engagement between the side plate and the corner plate is maintained. Mounting bolts are provided at the corners of the pillars to maintain the engagement between the pillars and the corner plates.

(Example) In Fig. 1, 1 is a column made of angle iron, 2
3 is a shelf plate made of a thin steel plate, and 3 is a corner plate disposed on the inner surface of the support column 1. Above pillar 1
has a pair of wall surfaces 4, 4 orthogonal to each other, and a large number of elongated holes 5 extending in the length direction are formed in each wall surface at predetermined intervals. Further, a mounting seat 6 that bulges inward is formed on the pillar 1 by pressing the corner portion from the outside surface, etc., and a mounting bolt 7 for mounting the corner plate 3 is formed on this mounting seat 6. An insertion hole 8 is formed.

The shelf board 2 is composed of a top plate 9 and four side plates 10 that are connected to the peripheral edge of the top plate 9 and protrude downward,
Engagement holes 12 and 13 are formed at the side end portions of each side plate 10, into which pins 11 as locking members for locking the corner plate 3 are engaged. The pin 11 is composed of a head 14, a shaft 15, and a flange-like bulge 16 formed at the tip thereof.
The diameter of this bulging portion 16 is formed to be slightly smaller than the diameter of the engagement holes 12 and 13.

The corner plate 3 has an upper side abutting the corner part of the shelf board 2 and a side plate 1 between the corner plate 3 and the wall surface 4 of the support column 1.
0, and the lower side is attached to the support 1 with the above mounting bolt 7.
and a pair of mounting plates 17, 17 that are attached via pins 11, and the upper and lower sides of each mounting plate 17 have engagement holes 18, 1 for the pins 11.
9 and 20 are formed. This engagement hole 18,1
9 and 20 are large diameter holes 21 located on the corner side.
and a small-diameter inclined groove portion 22 extending obliquely downward from the side portion of the large-diameter hole portion 21, and the hole diameter of the large-diameter hole portion 21 is formed to be slightly larger than the bulge portion 16 of the pin 11; The inclined groove portion 22 is formed to be slightly larger than the diameter of the shaft portion 15 of the pin 11.
Further, at the center of the corner of the corner plate 3, a mounting seat 2 corresponding to the mounting seat 6 and the insertion hole 8 is provided.
3 and an insertion hole 24 are formed.

Engagement holes 18, 19, 2 of the corner plate 3
0 is the large diameter hole of the engagement holes 18 and 19 with a predetermined gap A provided between the corner plate 3 and the side plate 10 of the shelf board 2 so that they face each other, as shown in FIG. The parts 21, 21 are the engagement holes 1 of the shelf side plate 10.
2 and 13, respectively, and as shown in FIG.
The large diameter hole 21 is set to face the lower end of the elongated hole 5 of the support column 1.

To assemble a shelf using each of the above members, shelf board 2
The tip of the pin 11 passing through the engaging hole 12 of the corner plate 3 is inserted into the engaging hole 18 of the shelf board 2.
The corner plate 3 is locked to the inner surface of the corner part of the support column 1, and the tip of the pin 11 passing through the elongated hole 5 of the support column 1 is inserted into the engagement holes 19, 20 of the corner plate 3, and the pin 11 is inserted through the corner plate 3. Temporarily fix the shelf board 2 to the support 1. Next, the shaft portion of the mounting bolt 7 is inserted into the insertion hole 8 of the support column 1 and the insertion hole 24 of the corner plate 3, and then the nut 25 is screwed onto the tip thereof.

After temporarily fixing the four corners of the shelf board 2 to the pillars 1 as described above, the shelf board 2 is fixed to the pillars 1 by tightening the mounting bolts 7. That is, by tightening the mounting bolt 7, the corner plate 3 shifts from the state shown in FIG. 4A to the state shown in FIG. is engagement hole 1
8, 19, 20 from the large diameter hole portion 21 to the inclined groove portion 22
move inward and come into contact with its end face. As a result, a shearing force is applied to the pin 11 by this contact portion, and this force causes the side plate 10 of the shelf board 2 and the corner plate 3 to
Relative movement between the upper side and the lower side of the corner plate 3 and the column 1 is prevented. Therefore, this engaged state is maintained, and the shelf board 2 is fixed to the support column 1 via the corner plate 3. In addition, the shelf board 2 is fixed to the support post 1 by sandwiching the side plate 10 of the shelf board 2 between the mounting plate 17 of the corner plate 3 and the wall surface 4 of the support support 1.

In this way, by the simple operation of tightening the mounting bolt 7, the side plate 10 of the shelf board 2 and the upper side of the corner plate 3 are engaged via the pin 11, and the lower side of the corner plate 3 and the support 1, the load acting on the shelf board 2 can be dispersed and supported by each engaging part and the mounting bolts 7, and in combination with the clamping action of the side plate 10, the shelf board 2 can be 2 can be connected to the pillar 1, and the pillars 1 erected at the four corners can be connected via the shelf board 2.
can be maintained in a stable standing position.

Further, in the above embodiment, each engagement hole 18, 19,
Since the inclined groove part 22 is provided in the corner plate 3, by tightening the mounting bolt 7, the corner plate 3
The upper end can be raised to come into contact with the lower surface of the top plate 9, and the pin 11 located on the lower side of the corner plate 3 can be pushed down to
As a result, the shelf board 2 and the support column 1 are more firmly connected via the corner plate 3.

In the above embodiment, the pin 11 is used as a locking member that engages the side plate 10 of the shelf board 2 and the upper side of the corner plate 3, and also engages the lower side of the corner plate 3 and the support 1. Instead of the pin 11, a structure may be adopted in which the side plate 10 of the shelf board 2 and the wall surface 4 of the support column 1 are provided with cut-and-raised pieces or protrusions corresponding to the engagement holes 18, 19, and 20.

Alternatively, of the two locking members provided on the upper side of the corner plate 3, the locking member located inward may be omitted. Furthermore, the elongated hole 5 of the support column 1
Instead, a round hole corresponding to the large diameter hole portion 21 of the engagement hole 20 may be provided.

(Effect of the invention) As explained above, the present invention engages the side plate of the shelf and the upper side of the corner plate by fitting the locking member into the engagement hole, and also engages the side plate of the shelf board with the upper side of the corner plate. By tightening the mounting bolts inserted through the corners of the column and the corner plate while the parts and the pillars are engaged, a predetermined engagement force is applied to each engaging part to maintain the engaged state. As a result, the load acting on the shelf board can be distributed and supported by each of the above-mentioned engaging parts and mounting bolts, and this works in conjunction with the clamping action of sandwiching the side plate of the shelf board between the corner plate and the support column. The shelf board can be firmly connected to the support. Therefore,
With the simple operation of tightening a single mounting bolt,
It is possible to assemble a shelf that can effectively prevent the occurrence of loosening or breakage of attachment parts.

[Brief explanation of the drawing]

FIG. 1 is an exploded perspective view showing an embodiment of the assembly type shelf according to the present invention, FIG. 2 is a plan sectional view of the shelf, and FIG.
The figure is a view taken along the - line in FIG. 2, and FIGS. 4A and 4B are explanatory diagrams showing the assembly process of the shelf. 1... Support column, 2... Shelf board, 3... Corner plate, 4... Wall surface, 5... Long hole, 7... Mounting bolt, 9... Top plate, 10... Side plate, 11... Pin ( locking member), 12, 13, 18, 19, 20...
Engagement hole.

Claims (1)

[Scope of utility model registration request] A support with a pair of walls made of angle iron or the like;
A shelf board comprising a top plate made of a steel plate material or the like and a side plate projecting downward from the peripheral edge of the top plate; is provided with a corner plate that is locked to the inner surface of the support column by a locking member and an engagement hole, and the corner plate is pulled toward the inner surface of the corner portion of the support column so that the locking member is inserted into the engagement hole. A mounting bolt is provided at the corner portion of the support column to maintain the engaged state between the side plate and the corner plate and to maintain the engaged state between the support support and the corner plate by pressing against the peripheral surface. Assembly type shelf.