JP2847502B2 - Bookcase fire support - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a support for a bookcase, and more particularly to a fireproof support having a fireproof function.

[0002]

2. Description of the Related Art The applicant of the present invention has filed a patent application for the invention of this kind of fireproof column with Japanese Patent Application No. 7-74802. As shown in FIG. 3, the refractory strut has projecting pieces (52) and (52) for mounting reinforcing rods protruding from upper and lower sides of left and right sides of a square tubular core pillar (51), respectively. Around (51)
Surrounded by two opposed right and left column-shaped support covers (53) and (53), and a vertically long hole (5) provided on the side surface of each support cover (53).
4) is fitted to the protruding piece (52), and is provided with locking holes (55) and (55) which are vertically arranged at key points on the front and rear surfaces of each of the divided column covers (53). Is an inward-shaped vertical bracket (56)
The left and right support covers (53) and (53) are integrally connected by engaging locking pieces (57) and (57) provided above and below the inner end of the support.

[0003] On the outer surface of the bracket (56), support holes (58) and (58) are vertically arranged.
At 8), hooks (60) (60) at the inner end of the shelf receiver (59) are engaged.

The core column (51) and the column covers (53) and (53) are suitably fixed on a base plate (61), and are provided between the core column (51) and the column covers (53) and (53). Is filled with a refractory material (62).

[0005]

In the above-mentioned refractory column, the protruding pieces (52) (52) for attaching the reinforcing rods have vertically long core columns (5).
1) It is provided near the upper and lower ends, and the upper and lower protruding pieces (52) (52)
Because the distance between them is large, when attaching the divided support covers (53) (53) around the core post (51),
(54), it is not easy to insert the protruding piece (52),
Takes a long time, Ru workability is poor there.

The thickness of the bracket (56) in the front-rear direction is provided between the rear edge of the shelf placed on the shelf receiver (59) and the support cover (53) due to the presence of the bracket (56). corresponding to the dead space occurs, as well as a disadvantage, appearance on the even you have problems.

An object of the present invention is to improve the workability of such a fire-supporting strut of a bookshelf and to obtain a fire-proofing strut in which no dead space is generated between the shelf and an attached shelf board.

[0008]

According to the present invention, the above-mentioned problem is solved as follows. (1) A notch is formed in the front and rear sides of a core post having connecting rod mounting projections protruding from both left and right side surfaces, and a notch into which the projections can be fitted is provided. The front and rear strut covers having the opposite U-shaped cross section have an abutment with the periphery of the core post and are in contact with each other, and both strut covers are connected to each other with a connecting piece, and the elongated hole is formed in the strut cover. The periphery of the core pillar is covered with a refractory material, leaving a space in which the hooks at the rear end of the shelf receiver fitted and locked into the space can be fitted.

(2) In the preceding paragraph, a horizontal support rod penetrating through the refractory material is provided in the core column.

(3) In the above item (1) or (2), one end of the connecting piece is fixed to the inner surface of one of the column covers, and the other end is connected to a locking hole provided in both column covers. It shall have a locking claw that can be stopped.

[0011]

FIG. 1 is an exploded perspective view showing an upper portion and a lower portion of an embodiment of a fireproof column of a library according to the present invention.
(1) is a core pillar which is the center of the refractory strut, which is made of a steel tube square tube, and which is welded to the center of a steel plate square base plate (2) in an upright state.

On the diagonal line of the base plate (2), for example, two mounting holes (3) and (3) for buried bolts buried in a concrete foundation are formed. the internal side, a total of four L-shaped inwardly directed receiving hole (4) is bored.

[0013] The center pillar (1) is positioned on the center line on both left and right sides .
The connecting rod mounting projections (5) and (6) are welded to the upper and lower portions of the housing. In addition, on the center line on both front and rear sides of the core post (1)
A plurality of holding holes (7) and (7) are drilled in
A support rod (8) facing in the front-rear direction is inserted into the holes (7) (7).
And welded.

FIG. 2 is a plan view of the assembled refractory strut of the present invention cut at a suitable height by a horizontal plane.

As shown in FIG. 1 and FIG.
(1) is surrounded by front and rear strut covers (9) and (9).

Each pillar cover (9) is provided with inward pieces (11) and (11) from both side ends of the vertical base piece (10), and is opposed to the inner end of each inward piece (11) and (11). The bent pieces (12) (12) facing in the direction are provided, and the outward piece (13) is continuously provided at the tip of each bent piece (12).

At positions corresponding to the protruding pieces (5) and (6) on each bent piece (12), outward cutouts (14) and (14) which can be fitted to the respective protruding pieces (5) and (6). 15) is provided.

[0018] The center line of the base piece (10), a plurality of elongated holes hook piece of the rear end of the receiving shelves (not shown) capable of being engaged (16), upper and lower
Are provided side by side .

The bent piece (12) has a number of vertically long locking holes (17) arranged vertically.

At the lower end of the corner where the base piece (10) and the inward piece (11) intersect, an L-shaped locking piece in a plan view that can be properly fitted into the receiving hole (4) of the base plate (2). (18) is protruding.

Inward pieces (11) on both sides of the front column cover (9)
When the two column covers (9) and (9) are assembled, they are fitted and locked in the vertically long locking holes (17) of the rear column cover (9), so that the two column covers (9) A connecting piece (20) having an engaging claw (19) at the inner end for connecting the (9) to each other is welded or stapled.

The assembling of the refractory strut is performed as follows. First, as shown in FIG. 2, the outer periphery of the core pillar (1) is surrounded by four block-shaped refractory materials (21), and the front and rear refractory materials (21) are provided at the key points. by the through-hole (22) in the supporting <br/> Ji杆(8), is supported by a supporting rod (8).

At this time, the front and rear refractory materials (21) and the support
-The distance between the inner surface of the base piece (10) of (9) and the vertical hole (16)
The hook at the rear end of the mated and locked shelf receiver contacts the refractory material (21).
It is determined so as not and Turkey.

Then, the left and right refractory materials (21) and (21) are sandwiched between the left and right outwardly facing pieces (13) and (13) of the front and rear support covers (9) and (9), so that the connecting piece (20) is provided. The two pillar covers (9) and (9) are connected by fitting and locking the locking claws (19) at the inner ends of the rear pillar covers (9) into the locking holes (17) of the rear pillar cover (9). At this time, the support rod (8) passes through the through hole (22) of the refractory material (21) and abuts on the inner surface of the base piece (10) of the support cover (9).

At this time, the notch on the inner surface of each support cover (9)
(14) and (15) are fitted to the protruding pieces (5) and (6), and the strut cover (9)
The bent pieces (12) and (12) on the inner surface of (9) are in close contact with each other.

Next, the locking pieces (18) at the lower ends of the two support posts (9) are fitted and locked in the L-shaped receiving holes (4) of the base plate (2).

In this way, a refractory post is assembled in which the outer periphery of the core post (1) is surrounded by the refractory material (21), and the outer periphery is further surrounded by the two post covers (9) (9).

[0028]

(A) According to the first aspect of the present invention, the front and rear column covers are in close contact with each other, and the shelf support is a column cover.
3 is locked directly to the vertical hole in the
Since there is no shelf support bracket (56) such as the one described above, the dead space can be eliminated by that much, and the shelf support can be brought close to the fireproof support, which is advantageous, and the number of parts is small, and the work efficiency is low. improves.

(B) According to the second aspect of the present invention, the refractory material is supported by the support rod, and does not move unnecessarily.

(C) According to the invention of claim 3, before and after
The support cover is made of connecting pieces that are not visible from outside.
It is convenient because it is simply connected.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a main part of an embodiment of a refractory post of a book shelf according to the present invention.

FIG. 2 is a cross-sectional plan view of a main part of the refractory post shown in FIG.

3 is an exploded perspective view showing the lower portion of the refractory strut conventional bookshelf.

[Explanation of symbols]

(1) Core pillar (2) Base plate (3) Mounting hole (4) Receiving hole (5) (6) Projection piece (7) Holding hole (8) Support rod (9) Post cover (10) Base piece (11 ) Inward piece (12) Bent piece (13) Outward piece (14) (15) Notch (16) Vertical hole (17) Lock hole (18) Lock piece (19) Lock claw (20) Connecting piece (21) Fireproof material (22) Through hole (51) Core pillar (52) Projection piece (53) Post cover (54) Vertical hole (55) Lock hole (56) Bracket (57) Lock piece (58) Support Hole (59) Shelf support (60) Hook (61) Base plate (62) Refractory

Claims (3)

(57) [Claims] 1. A notch in which a projecting piece for fitting a connecting rod is protruded from both left and right side surfaces is provided on an opposing surface thereof. the front and rear strut cover opposing co-section having a hole, with abuts spaced between the periphery of the core columns, both post cover, with a connection piece connected to each other, and in the support column cover, the The hook at the rear end of the shelf receiver
A fire-resistant support for a bookshelf, wherein a periphery of a core pillar is covered with a refractory material while leaving a space in which it can be fitted . 2. The refractory support column of a bookshelf according to claim 1, wherein a horizontal support rod penetrating the refractory material penetrates the core column. 3. A connecting piece has one end of one strut cover
3. The refractory post according to claim 1 or 2, wherein the post is fixed to the surface and has, at the other end, a locking claw that can be locked in a locking hole provided in each of the support posts.