JPH10129816A - Rack for automatic warehouse - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate a dead space from the rack of an automatic warehouse when a water supply pipe to a sprinkler head is arranged. SOLUTION: A rack is constituted by a first rack unit U1 and a second rack unit U2. The gap between the front colunm 1C and the rear column 1D of the second rack unit U2 is smaller than the gap between the front column 1A and the rear colunm 1B of the second rack unit U1. A water supply pipe 4 is provided on the back of the rear column 1D of the second rack unit U2. A sprinkler head 7a is arranged between the front colunm 1C and the rear column 1D of the second rack unit U2 and a sprinkler head 7b is arranged in the back of the first rack unit U1 and the second rack unit U2 and at the center of the first rack unit U1 and the second rack unit U2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic warehouse rack in which a large number of sprinkler heads are provided.

[0002]

2. Description of the Related Art Heretofore, a set of front and rear columns, a brace attached to each column so as to protrude left and right, and a shelf support for connecting between ends of the front and back brace are formed as one unit. An automatic warehouse consisting of a rack consisting of multiple units connected in the vertical and horizontal directions, and a stacker crane equipped with a slide fork that travels and raises and lowers in front of the rack and puts articles into and out of each frontage of the rack. Are known. In such an automatic warehouse, a large number of sprinkler heads are arranged in a rack as a means for automatically extinguishing a fire that has occurred in the warehouse.

[0003] In order to supply water to the sprinkler head, a water supply pipe is provided along a member constituting a rack. In order to minimize the dead space caused by the piping when piping the water supply pipe, there has been proposed a water supply pipe vertically arranged between the front and rear struts and on the side of the lattice.

[0004]

However, in order to completely eliminate the dead space caused by piping of the water supply pipe, even if the lattice is completely eccentric from the center of the column, the width of the lattice cannot be reduced from the width of the column. It is necessary to put the water supply pipe within the dimension from which the water supply pipe has been subtracted, and there has been a problem that a water supply pipe having a large diameter cannot be used. The number of sprinkler heads that can be attached to one water supply pipe is specified for each diameter of the water supply pipe (of course, the smaller the diameter, the smaller the number of sprinkler heads that can be attached becomes smaller) and arranged. When the number of sprinkler heads increases, it becomes necessary to provide a plurality of water supply pipes between a pair of columns, and there is a problem that piping work becomes complicated.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, a first aspect of the present invention is a first rack having front and rear columns and a plurality of shelves vertically mounted between the front and rear columns. The unit and the second rack unit are juxtaposed via a horizontal brace, and the back of the rear support of the second rack unit is more than the rear of the first support of the first rack unit.
And a water supply pipe of a sprinkler head is provided in a vertical direction behind a rear support of the second rack unit. I have. According to the first aspect of the present invention, the rear rear surface of the first rack unit is in contact with the rear wall of the automated warehouse, or the rear rear surface of the first rack unit is in contact with the rear surface of the first rack unit. Even if the rack is standing upright, the sprinkler head
Of the rack unit can be arranged behind the rear column, and there is no need to provide a new dead space in the front-rear direction and the left-right direction for disposing the water supply pipe.

According to a second aspect of the present invention, there is provided a water supply pipe, comprising: a sprinkler head located at a central portion on the rear side of the adjacent first rack unit and second rack unit;
And a sprinkler head located closer to the front column between the front and rear columns of the rack unit is connected via a laterally arranged branch pipe. According to the second aspect of the present invention, the sprinkler head is provided mainly for extinguishing a fire that has occurred in the rack itself, and is located at a central portion on the rear side of the adjacent first and second rack units. Since water is supplied by a single water supply pipe to a sprinkler head located closer to the front support between the front and rear supports of the second rack unit provided mainly to prevent the spread of fire to an adjacent rack. In addition, the number of water supply pipes provided on the rack itself can be reduced. In particular, if a lattice, which is a reinforcing member, is attached between the front and rear struts of the first rack unit, and the first rack unit to which the lattice is attached and the second rack unit are connected by a horizontal breath, the distance between the front and rear struts can be increased. In this case, the horizontal load applied to the second rack unit can be reduced without providing a lattice between the front and rear struts of the second rack unit, which may interfere with the installation position of the sprinkler head and the lattice. It can be supported by the first rack units located on both sides of the second rack unit.

The invention according to a third aspect of the present invention is directed to a water supply pipe provided on the back of a rear support of the second rack unit, and a central portion on the rear side of the adjacent first and second rack units. The branch pipe connecting the sprinkler head located in the horizontal position is disposed at substantially the same level as the mounting position of the horizontal breath. According to the third aspect of the present invention, when the branch pipe for connecting the water supply pipe and the sprinkler head located at the center on the rear side of the adjacent first rack unit and the second rack unit is installed, the rack is installed. No new dead space is created in the height direction.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings. FIG. 1 is a front view of an automatic warehouse provided with a rack constituted by the rack unit according to the embodiment of the present invention, and FIG. 2 is a side view of FIG. FIG. 3 is a plan view of the rack of FIG. FIG. 4 is a perspective view showing a configuration of the rack unit according to the embodiment of the present invention, and FIG. 5 is a plan view of a first rack unit and a second rack unit. In this embodiment, the right side in FIG.
The left side is described as left, the stacker crane passage side as front, and the depth side of the rack from the stacker crane passage side as rear.

In the present embodiment, the rack R is constructed from a first rack unit U1 and a second rack unit U2. The first rack unit U1 includes a pair of front and rear columns 1A and 1B separated by a predetermined distance, and a pair of front and rear columns 1A and 1B.
Arms 2A and 2B protruding left and right from A and 1B, and shelf supports 3A and 3B connecting between ends of the front and rear arms 2A and 2B. A plurality of vertical portions are also connected by the lattice 5 between the front and rear columns 1A and 1B.

On the other hand, the second rack unit U2 comprises a pair of front and rear columns 1C and 1D separated by a predetermined distance, arms 2C and 2D protruding left and right from the front and rear columns 1C and 1D, and front and rear arms 2C, Shelf supports 3C, 3D connecting end portions of 2D
And The distance between the columns 1C and 1D before and after the second rack unit U2 is smaller than the distance between the columns 1A and 1B before and after the first rack unit U1. A water supply pipe 4 is attached in the vertical direction on the back surface of the column 1D on the rear side of the second rack unit U2.

A sprinkler head 7a is disposed between the columns 1C and 1D before and after the second rack unit U2. The sprinkler head 7a is located behind the first rack unit U1 and the second rack unit U2. 1 rack unit U1
A sprinkler head 7b is also arranged at the center of the second rack unit U2. The sprinkler head 7a is connected to the water supply pipe 4 through a branch pipe 6a, and the sprinkler head 7b is connected to the water supply pipe 4 through a branch pipe 6b.
Linked to

The sprinkler head 7a is disposed mainly to prevent the spread of fire from the rack R in which a fire has occurred to the rack R facing the rack R via a passage L of a stacker crane C described later. The sprinkler head 7b is mainly arranged to extinguish the fire of the rack R itself in which a fire has occurred.

One of the branch pipes 6a passes from a portion connected to the water supply pipe 4 to the space between the arm 2D of the second rack unit U2 provided with the water supply pipe 4 and the horizontal brace 20, and The support 1C and 1D extend from the center of the space between the supports 1C and 1C to a position closer to the support 1C on the front side. Then, the distal end of the extending portion is bent rightward and reaches between the columns 1C and 1D, and the sprinkler head 7a is attached to its free end. Then, a heat collecting plate 8 is attached above the sprinkler head 7a.

The other end of the branch pipe 6a passes under the arm 2D of the second rack unit U2 adjacent in the front-rear direction to the second rack unit U2 in which the water supply pipe 4 is disposed. Similarly to the above, it is extended up to the front column 1C. Then, the distal end of the extending portion is bent rightward and reaches between the columns 1C and 1D, and the sprinkler head 7a is attached to its free end. Above the sprinkler head 7a, a heat collecting plate 8 (see FIG. 5) is attached as described above.

Sprinkler head 7a and heat collecting plate 8
5 is disposed between the front and rear columns 1C and 1D and between the left and right shelf supports 3C and 3D in FIG. 5, and furthermore, the heat collecting plate 8 has a height range of the shelf supports 3C and 3D. It is arranged to fit inside. Therefore, no dead space is generated in any of the front-rear direction, the left-right direction, and the height direction. Further, the heat collecting plate 8 may have a generally used rectangular shape in addition to a rectangular shape in a plan view.

On the other hand, the branch pipe 6b extends rightward from a portion connected to the water supply pipe 4, and a sprinkler head 7b is attached to a tip end thereof. The arrangement position of the branch pipe 6b is substantially at the same level as the mounting position of the horizontal breath 20 that connects the columns 1A and 1B of the first rack unit U1 and the columns 1C and 1D of the second rack unit U2. .

In FIG. 5, a branch pipe 6b extends leftward from a portion connected to the water supply pipe 4, and a second rack unit U2 in which the water supply pipe 4 is disposed, and the second rack unit U2. Unit U
The sprinkler head 7b may be arranged at the center part on the rear side of the first rack unit U1 arranged on the left side of 2 (indicated by the dashed line in FIG. 5).

The operation of assembling the rack R using the first rack unit U1 and the second rack unit U2 will be described. The first rack unit U1 is previously assembled in a factory by integrating a set of front and rear columns 1A and 1B, crosspieces 2A and 2B, shelf supports 3A and 3B, and a lattice 5, and is installed together with the horizontal breath 20 and the like. Transported to the site. Similarly, the second rack unit U2 has a pair of support columns 1C and 1D, crosspieces 2C and 2D, shelf supports 3C,
It is assembled by integrating the 3D, the water supply pipe 4, the branch pipes 6a and 6b, the sprinkler heads 7a and 7b, and the heat collecting plate 8.

At the installation site, the first
And the second rack unit are alternately arranged side by side, and the adjacent first rack unit U1 and second rack unit U2 are connected by the horizontal breath 20 or the like, so that the rack R To build. In addition,
The first rack unit U1 and the second unit U2 are
If necessary, they can be connected in the height direction.

The water supply pipe 4 of the second unit U2 has a lower end connected to a main water supply pipe 30 connected to a water supply source (not shown).
Connected to. The main water supply pipe 30 is piped horizontally in a dead space generated at the lowermost stage of the rack R, and this connection operation can be easily performed using a joint (not shown) or the like. Note that the main water supply pipe 30 may be provided in a dead space generated at the top of the rack R.

The rack R constructed as described above has a first
Rack unit U1 and second rack unit U2
The first rack unit U1 supports the load in the horizontal direction due to the earthquake with the first rack unit U1. Then, when a horizontal load is applied to the second rack unit U2 due to the earthquake, the horizontal load applied to the second rack unit U2 is applied to the second rack unit U2 via the horizontal breath 20 or the like. The first rack unit U1 located on both sides is transmitted to the first rack unit U1.
Rack unit U1 supports the second rack unit U2.

In the rack R having the above-described structure, the columns 1A used for the first rack unit U1,
By making the width of 1B larger than the width of the columns 1C and 1D used in the second rack unit U2, the overall resistance of the rack R to a load in the horizontal direction can be efficiently improved.

The rack R thus constructed and the rack R
A stacker crane C that travels along the path L formed therebetween and puts articles into and out of each shelf of the rack R,
One automatic warehouse is configured, and a plurality of such automatic warehouses are arranged side by side such that the back surfaces of the columns 1B on the rear side of the first rack unit U1 of the rack R are adjacent to each other, thereby forming one automatic warehouse system. Is done.

At this time, the rear surface of the rear column 1D of the second rack unit U2 is located closer to the front of the rack R than the rear surface of the rear column 1B of the first rack unit U1. Since the water supply pipe 4 is attached to the back of the column 1D on the rear side of the second rack unit U2, the rack R
There is no new dead space due to the provision of the water supply pipe 4 in the front-rear direction, and a compact system can be provided.

In this automatic warehouse system, if a fire occurs in the warehouse, the sprinkler head 7 located below the heat collecting plate 8 close to the fire source is opened by the rise in ambient temperature, and the water supply pipe is opened. The water supplied to the branch pipe 6 via 4 is sprinkled.

In the present embodiment, the water supply pipe 4 is mounted on the back of the column 1D on the rear side of the second rack unit U2, but the mounting position of the water supply pipe 4 is not limited to this. . For example, two first
A portion adjacent to the rear column 1B of the rack unit U1,
The water supply pipe 4 may be disposed between the two columns of the second rack units U2 adjacent to each other in the front-rear direction and adjacent to the column 1D on the rear side.

[0027]

As described above, according to the present invention, the back surface of the rear support of the second rack unit is larger than the rear surface of the rear support of the first rack unit by the first rack unit and the second rack unit. Since the water supply pipe of the sprinkler head is provided in the vertical direction behind the rear support of the second rack unit, the water supply pipe is provided close to the front end of the rack unit. Even if the rack is erected in a state where the rear back of the column is in contact with the wall surface of the automatic warehouse, or in a state where the rear of the rear column of the first rack unit is in contact with each other, the rack is erected. There is no need to provide a new dead space in the front and rear direction and the left and right direction of the rack itself, and the rack of the automatic warehouse can be made compact.

Further, according to the present invention, the water supply pipe is provided with a sprinkler head located at a central portion on the rear side of the adjacent first rack unit and second rack unit, and a front and rear column of the second rack unit. The sprinkler head, which is located near the front support, is connected via a horizontally arranged branch pipe, so that it is mainly provided to extinguish a fire that has occurred in the rack itself, Between the sprinkler head located at the central part on the rear side of the adjacent first rack unit and the second rack unit, and the support before and after the second rack unit provided mainly for preventing the spread of fire to the adjacent rack. Water is supplied to the sprinkler head located near the front support by one water supply pipe, and the number of water supply pipes arranged on the rack itself is reduced. It can be reduced. In particular, if a lattice, which is a reinforcing member, is attached between the front and rear struts of the first rack unit, and the first rack unit to which the lattice is attached and the second rack unit are connected by a horizontal breath, the distance between the front and rear struts can be increased. In this case, the horizontal load applied to the second rack unit can be reduced without providing a lattice between the front and rear struts of the second rack unit, which may interfere with the installation position of the sprinkler head and the lattice. The first rack units located on both sides of the second rack unit can support the rack unit, and the durability of the rack against horizontal loads caused by an earthquake is improved.

Further, according to the present invention, the water supply pipe disposed on the back of the rear support of the second rack unit and the central portion on the rear side of the adjacent first and second rack units are provided. The branch pipe connecting the sprinkler head is located at substantially the same level as the mounting position of the horizontal breath, so that the water supply pipe, the first rack unit and the second rack unit are connected to each other.
No new dead space is created in the height direction of the rack when a branch pipe connecting the sprinkler head located at the central part on the rear side of the rack unit is installed.

[Brief description of the drawings]

FIG. 1 is a front view of an automatic warehouse provided with a rack configured by a rack unit according to an embodiment of the present invention.

FIG. 2 is a side view of the rack of FIG. 1;

FIG. 3 is a plan view of the rack shown in FIG. 1;

FIG. 4 is a perspective view illustrating a configuration of a rack unit according to the embodiment of the present invention.

FIG. 5 is a plan view of a first rack unit and a second rack unit.

[Explanation of symbols]

 1A, 1B, 1C, 1D Support 4 Water supply pipe 6a, 6b Branch pipe 7a, 7b Sprinkler head 20 Horizontal breath U1 First rack unit U2 Second rack unit

Claims (3)

[Claims] 1. A first rack unit and a second rack unit having front and rear support columns and shelves vertically mounted between the front and rear support columns are arranged side by side through a horizontal breath.
The rear surface of the rear support of the second rack unit is provided closer to the front ends of the first rack unit and the second rack unit than the rear surface of the rear support of the first rack unit. An automatic warehouse rack, characterized in that a water supply pipe of a sprinkler head is vertically arranged behind a rear support of a rack unit. 2. A water supply pipe, comprising: a sprinkler head located at a central portion on the rear side of a first rack unit and a second rack unit adjacent to each other; and a front column between front and rear columns of the second rack unit. The rack of an automatic warehouse according to claim 1, wherein the sprinkler head is connected to the sprinkler head via a horizontally arranged branch pipe. 3. A water supply pipe disposed on the rear side of a rear support of a second rack unit, and a sprinkler head located at a central portion on the rear side of the adjacent first and second rack units. The rack of an automatic warehouse according to claim 1 or 2, wherein the branch pipes to be connected are disposed at substantially the same level as the mounting position of the horizontal breath.