JPH11180507A - Ventilating device for automatic storage and retrieval system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To generate a wind in the direction of a shelf by the air collided to a wind guide plate by the movement of a crane to ventilate an automatic storage and retrieval system by providing the wind guide plate for guiding the air generated by traveling to the load on a shelf on a strut erected on a carrying-in and carrying-out traveling crane. SOLUTION: A crane 5 is rolled on a rail by the traveling wheels of a lower frame, and two struts for a wind guide plate 57 and a drive unit are loaded on the upper part of the lower frame. Square frames are formed on the front side surfaces of the struts with a prescribed space, and mutually connected by a vertical bar to form a frame body, and the wind guide plate 57 is mounted on the frame body. The wind guide plate 57 is mounted in such a manner as to be rockable at a prescribed angle to the arrowed advancing direction A of the crane 5, so that a wind is generated in the arrowed direction B when the air is collided to the wind guide plate 57. When it is not required to guide the wind to the load on a shelf 3, the wind guide plate 57 is housed along the traveling direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to the storage of fruits such as tangerines and fresh vegetables, and the cultivation and growth of mushrooms and the like for a certain period of time. The present invention relates to a ventilator for an automatic warehouse suitable for storing in an air-conditioned atmosphere.

[0002]

2. Description of the Related Art As a conventional automatic warehouse ventilation device, for example, an automatic warehouse ventilation device disclosed in Japanese Patent Application Laid-Open No. 9-159238 will be described with reference to FIGS. Articles 102 are stored in a multi-stage storage shelf constructed of angles.

A rail 103 is laid on the floor between the stacked articles 102. On the ceiling of the automatic warehouse, a rail 104 (FIG. 15) parallel to the rail 103 is provided. In FIG. 14, a moving table 107 moves along rails 103 and 104. The moving table 107 is constructed in a frame shape by two pillars 105 on the left and right, a lower part 106a, and an upper part 106b. 106a on the bottom
Is slidably fitted to the rail 103, and the upper side 106 b is slidably fitted to the rail 104. A drive unit 108 such as a motor is mounted on a lower side of one of the pillars 105. Therefore, when the driving unit 108 is driven, the moving table 107 moves the rails 103, 1
Along 04, it moves between the stacked articles 102.

As shown in FIG. 14 and FIG.
5 has a large number of fans 113 along the pillars.
Are mounted in multiple stages. The fan 113 reciprocates between the articles 102 along the rails 103 and 104 integrally with the moving table 107 and winds on the articles 102 (FIG. 15).
(See the dashed arrow in FIG. 3).

[0005]

As described above, Japanese Patent Application Laid-Open No.
An air conditioner for an automatic warehouse as disclosed in JP-A-159238 requires electric power for driving the fan because the fan 113 is used. Further, mounting the fan 113 increases the cost, and further reduces the wind generated by the fan 113. Use a converter to change the strength
It was necessary to change the number of rotations of the 13 drive motor.
For this reason, electric power for the motor for driving the fan 113 is required, which increases the running cost and increases the fan 1
In order to change the strength of the air flow and to install the 13, the use of a converter has increased the cost.

Further, the crane must be run at a low speed in order to sufficiently send air between the articles, and it is necessary to modify the travel control of the crane.

An object of the present invention is to provide an automatic warehouse having an inexpensive ventilator, focusing on the above conventional problems.

[0008]

In order to achieve the above-mentioned object, a first invention of a ventilation device for an automatic warehouse according to the present invention is arranged laterally in a warehouse at a predetermined interval. Automatic with a shelf for vertically stacking loads at predetermined intervals, and a traveling crane for loading and unloading the shelves between the shelves, and movably disposed between the shelves. In a ventilating device of a warehouse, a wind guide plate for guiding wind generated by traveling to a load on a shelf is provided on a support standing on a traveling crane for loading and unloading. Thus, when the crane moves, the air hitting the wind guide plate generates wind in the direction of the shelf, and can perform ventilation. For this reason, it is not necessary to use a fan and not only does the cost increase, but also the power for driving the fan becomes unnecessary and the running cost is reduced.

A second invention is based on the first invention,
The wind guide plate was provided at least on the column on the side where the traveling crane for storage and retrieval was located at the innermost position. For this reason, only the wind guide plate is provided on the column at the innermost side, not on the other columns, and all shelves within the range where the crane moves can be ventilated, and the number of wind guide plates can be reduced. It can be reduced and cost is reduced.

A third invention is based on the first invention or the second invention, and wind guide plates are provided on both sides of a column so as to guide wind to respective shelves on both sides. Thus, when the crane moves, wind is generated in the direction of the shelves on both sides. Therefore, the shelves on both sides can be ventilated simultaneously.

According to a fourth aspect of the present invention, the wind guide plate is rotated so as to be accommodated in the traveling direction when it is unnecessary to guide the wind to the load on the shelf, mainly based on the first to third aspects. It is freely or swingably attached. For this reason,
When it is not necessary, ventilation can be prevented, and the wind intensity can be made variable by adjusting the rotation angle or the swing angle. Therefore, it is possible to change the wind intensity without changing the speed of the crane, and it is not necessary to change the rotation speed of the fan using a converter. Eliminates the need for maintenance.

A fifth aspect of the present invention is directed to any one of the first to fourth aspects of the present invention, wherein one wind guide plate is provided so as to send the wind vertically from above to below the shelf, or , It was divided into a plurality of parts, arranged and attached. For this reason,
All shelves can be ventilated from the top to the bottom of the shelf,
Further, since the guide plate is divided into a plurality of parts, it is possible to ventilate only the necessary shelves at the lower position from above the shelves.

According to a sixth aspect of the present invention, the wind guide plate is attached to the column so as to send wind between the loads on the shelves. Therefore, efficient ventilation can be achieved without obstructing the flow of wind.

According to a seventh aspect of the present invention, there is provided a shelf which is arranged in a warehouse at predetermined intervals in a horizontal direction and has a plurality of shelves loaded with loads at predetermined intervals in a vertical direction, and is moved between shelves. In a ventilation system for an automatic warehouse having a traveling crane for loading and unloading the shelves, the wind generated by traveling on a support standing on the traveling crane for loading and unloading the wind from above and below the warehouse. Alternatively, a wind guide plate that guides upward from below is provided. For this reason, the wind can be guided in the vertical direction of the warehouse, and ventilation between the upper and lower sides of the warehouse becomes possible.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of a ventilation device for an automatic warehouse according to the present invention will be described below with reference to FIGS.
FIG. 1 is a front view of a ventilation device of an automatic warehouse according to one embodiment,
FIG. 2 is a plan view of a ventilation device of an automatic warehouse according to one embodiment,
FIG. 3 is a side view of the ventilation device of the automatic warehouse according to one embodiment,
FIG. 4 is a detailed perspective view of the wind guide plate 57.

1 to 4, reference numeral 1 denotes a closed space for a warehouse closed by an enclosure 2. In this closed space 1, two rows of shelves 3 and shelves 3 and a crane between the two shelves 3 are provided. Travel passage 4
A traveling crane 5 for loading and unloading, which travels along the shelf 3 along the inside;
A conveyor 6 and a conveyor 6 are arranged in front of the two shelves 3 (left side in FIG. 2), respectively, and a traverser 7 and a traverser 7 are arranged in front of the two conveyors 6 (left side in FIG. 2). A duct 8 for introducing air maintained at a constant temperature by the device 11 and an entrance 9 are provided. The entrance 9 is provided with an automatic opening / closing door 10.

The shelves 3 have posts 31 erected at predetermined intervals.
Is formed in a frame shape by a load receiving material 32 or the like laterally protruding between adjacent posts 31 in the front-rear direction (the left-right direction in FIG. 2). I have.

The crane 5 is conventionally known except that a wind guide plate 57, which will be described later, which is the gist of the present invention, is mounted. The lower frame 51 has traveling wheels 52 mounted thereon and has rails. 13, two pillars 53 and a pillar 53 are provided on the upper part of the lower frame 51.
And a drive unit stored in the cover 60, a control device 60a, and the like.

The shelves 3 and the shelves 3 are connected by a connecting member 34a, and a guide rail 12 for anti-sway is provided on the connecting member 34a. Rolling wheels 52e, which roll on the side surfaces of the guide rails 12, are provided at the upper ends of the columns 53 of the crane 3,
52 e is mounted, and a lifting carriage 54 is mounted between the supports 53, and a transfer means such as a running fork is mounted on the lifting carriage 54.

A rectangular frame 55 is formed by horizontal bars 53a, 53b and 53c on the front side (left side in FIGS. 2 and 3) of the column 53, and a predetermined space is provided below the frame 55 at a predetermined interval. A frame 55 is formed, and the frames 55, 55 are connected to vertical bars 55a,
A frame 56 is formed by being connected by 55b, and a wind guide plate 57 is attached to the frame 56. The mounting position of the wind guide plate 57 is a position facing the space portion 34 (space for loading the running fork) above the load 33a stored in the storage portion 33.

The wind guide plate 57 is inclined at a predetermined angle with respect to the traveling direction arrow A of the crane as shown in FIGS. 5 and 6, and when air hits the wind guide plate 57, it moves in the direction of arrow B. Such a state in which wind is generated is called a ventilation mode.

When it is not necessary to ventilate, the wind guide plate 57 is swung in the direction of the arrow about the ZZ axis so that the front view of the wind guide plate 57 shown in FIG. 7 and the wind guide plate shown in FIG. It can be as shown in a plan view of the guide plate 57. When the wind is to be guided from above to below the warehouse or vice versa, or when a weak wind is required, the wind may be swung about the ZZ axis by an angle of, for example, 45 degrees.

Furthermore, when there is no need for ventilation, FIG.
The wind guide plate 57 shown in FIG. 9 and the plan view of the wind guide plate 57 shown in FIG. 10 can be formed by rotating the wind guide plate 57 shown in FIG. When changing the wind intensity, the wind guide plate 57 is used.
May be changed.

A wind guide plate 57 provided on a column at the innermost side of the crane 5 may be provided on the frame 56 as shown in the plan view of FIG.

FIG. 12 shows a structure in which the wind guide plate 57 is swung.
Bracket 5 attached to guide plate 57 at 6a
7a is swingably mounted with a pin 57d, and the hydraulic cylinder 5
9. The guide plate for wind 57
To swing to the position shown by the broken line.

FIG. 13 shows another structure for swinging the wind guide plate 57. A bracket 57a attached to the wind guide plate 57 is attached to a bracket 56a attached to the frame 56 by a pin 57d so as to swing freely. A lever 57b is attached to the wind guide plate 57, and the lever 57b is pulled by a spring 57c. The wire 57 is pulled by a wire rope 60 with a force larger than the pulling force of the spring 57c, so that the position shown in the drawing is kept. Loosens the wire rope 60 and swings the wind guide plate 57 to the position indicated by the broken line. The above is the embodiment in which the wind guide plate 57 is swung, and another structure may be used. The structure for rotating the wind guide plate 57 may be a hydraulic cylinder, a spring and a wire rope, or any structure.

FIG. 14 is a block diagram of a control system of the ventilation control device. When the ventilation mode is input from the external input unit to the control device 60a, the wind guide plate 57 is in a state as shown in FIGS. 5 and 6 and the crane 5 moves from the entrance of the automatic warehouse 1 to the end while sending the wind. In some cases, the crane 5 may go from the entrance of the automatic warehouse 1 to the innermost position and return at regular intervals.

Further, it is possible to operate the wind guide plate by manually turning on the switch without input to the control device 60a from the outside, and to make the crane 5 run.

When the automatic mode is input from the external input section to the control device 60a, the automatic guide mode is input to the control device 60a, and when the temperature difference at each position of the shelf is equal to or more than a predetermined value (S1), the wind guide plate is automatically set. In the state 57 shown in FIGS. 5 and 6, the crane 5 goes from the entrance of the automatic warehouse 1 to the innermost position and returns while sending the wind.

The difference in temperature at each position on the shelf input to the controller 60a is equal to or less than a predetermined value (S1).
2) In the above case (in this case, S1> S2), the angle of the wind guide plate 47 is controlled to generate a relatively weak wind, and the crane 5 goes from the entrance of the automatic warehouse 1 to the innermost position and returns. Come.

With the above-described configuration, when the crane 5 moves in the warehouse, the air hitting the wind guide plate 57 generates wind in the direction of the shelf, so that the shelf can be ventilated.

The wind guide plate 57 can be rotated or swung to adjust the intensity of the wind generated upon hitting the wind guide plate 57.

The difference between the measured temperatures at the respective points measured by the temperature sensor causes the wind guide plate 57
The intensity of the wind generated by changing the rotation angle or the swing angle is adjusted.

The wind guide plate is rotatably or swingably mounted so as to be stored in the running direction when it is unnecessary to guide the wind to the load on the shelf. For this reason, ventilation can be avoided when not needed.

[Brief description of the drawings]

FIG. 1 is a front view of an automatic warehouse according to one embodiment of the present invention.

FIG. 2 is a plan view of an automatic warehouse according to one embodiment of the present invention.

FIG. 3 is a side view of an automatic warehouse according to one embodiment of the present invention.

FIG. 4 is a detailed perspective view of a wind guide plate 57 of the automatic warehouse according to one embodiment of the present invention.

FIG. 5 is a front view of a wind guide plate 57 of the automatic warehouse according to one embodiment of the present invention.

FIG. 6 is a plan view of a wind guide plate 57 of the automatic warehouse according to one embodiment of the present invention.

FIG. 7 is a front view of a wind guide plate 57 of the automatic warehouse according to one embodiment of the present invention.

FIG. 8 is a plan view of a wind guide plate 57 of an automatic warehouse according to one embodiment of the present invention.

FIG. 9 is a front view of a wind guide plate 57 of the automatic warehouse according to one embodiment of the present invention.

FIG. 10 is a plan view of a wind guide plate 57 of the automatic warehouse according to one embodiment of the present invention.

FIG. 11 is a plan view of another embodiment of the wind guide plate 57.

FIG. 12 is a diagram of a structure in which a wind guide plate 57 swings.

FIG. 13 is a view of another structure for swinging the wind guide plate 57.

FIG. 14 is a block diagram of a control system of the ventilation control device.

FIG. 15 is a perspective view of a conventional ventilation device of an automatic warehouse.

FIG. 16 is a front view of a conventional automatic warehouse ventilation device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Closed space 2 Enclosure wall 3 Shelf 33 Storage part 33a Load 5 Crane 53 Support 11 Air conditioner 54 Frame 57 Wind guide plate 60a Control device

Claims (7)

[Claims] 1. A shelf which is arranged in a warehouse at a predetermined interval in a horizontal direction and at a predetermined interval in a vertical direction, and is movably arranged between shelves for stacking loads in a multistage manner with a predetermined interval in a longitudinal direction. In a ventilation system for an automatic warehouse having a traveling crane for loading and unloading the load on the shelf, a wind guide plate for guiding wind generated by traveling on a column installed on the traveling crane for loading and unloading to the load on the shelf. A ventilator for an automatic warehouse, characterized by the provision of: 2. The automatic warehouse ventilator according to claim 1, wherein the wind guide plate is provided at least on a column on a side where the traveling crane for entering and exiting the warehouse is located at the innermost position. Ventilation equipment. 3. The automatic warehouse ventilator according to claim 1, wherein the wind guide plates are provided on both sides of the column to guide the wind to the respective shelves on both sides. Ventilation equipment. 4. The ventilation device for an automatic warehouse according to claim 1, wherein the wind guide plate comprises:
A ventilation device for an automatic warehouse, wherein the ventilation device is rotatably or swingably mounted so as to be stored in the traveling direction when it is unnecessary to guide the wind to the load on the shelf. 5. The ventilation device for an automatic warehouse according to claim 1, wherein the wind guide plate comprises:
One to send the wind vertically from the top of the shelf to the bottom,
Alternatively, a ventilation device for an automatic warehouse, wherein the ventilation device is divided into a plurality of parts, arranged and attached. 6. A ventilation device for an automatic warehouse, wherein the wind guide plate is attached to a support post so as to send wind between loads on shelves. 7. A shelf which is arranged in the warehouse at a predetermined interval in the horizontal direction and at a predetermined interval in the vertical direction, and is movably arranged between shelves for stacking loads in a multistage manner with a predetermined interval in the vertical direction. In a ventilator for an automatic warehouse having a traveling crane for loading and unloading the shelves, a wind generated by traveling on a column standing upright on the traveling crane for loading and unloading the warehouse from above or below from below the warehouse. A ventilation device for an automatic warehouse, which is provided with a guide plate for wind that leads to the wind.