JPH036753Y2 - - Google Patents

Description

[Detailed description of the invention] Industrial field of application The present invention relates to a three-dimensional storage device using a lift device, which is used, for example, in a multi-story parking lot where cars are transferred over multiple floors using a lift device. .

Conventional technology For example, as a multi-story parking lot,
As seen in No. 20354, a car is placed on a pallet placed on a lift device, the lift device is operated to raise the car together with the pallet to a desired level (floor), and then the traveling truck is transferred. A system is provided in which, after the pallet is delivered to the device along with the car, the pallet can be delivered to the parking section by the operation of the delivery device, thereby allowing the pallet to be put into the warehouse, and by the reverse operation, the pallet can be taken out of the warehouse.

Problems to be solved by the invention In the above-mentioned multi-story parking lot, a safety fence is installed on the first floor, which is the floor for loading and unloading cars, and is located on the side of the lift device. is equipped with an opening/closing door for the driver to enter and exit. However, since the door can be opened and closed at all times, there is a risk that a driver or the like may accidentally enter the lift section while the lift device is in operation, which is very dangerous.
In particular, the car that is about to enter the garage is stopped on the lift device via a pallet, and the driver opens the door and exits the lift section, then returns to the car and opens the door due to, for example, something left behind. If the lift device had already switched to automatic operation, the door would collide with the building structure, not only damaging the car but also injuring the driver.

The purpose of the present invention is to provide a three-dimensional storage device using a lift device that can ensure sufficient safety by preventing people from entering the lift section when the lift device is in operation. .

Means for Solving the Problems In order to solve the above problems, the three-dimensional storage device using a lift device in the present invention is a lift device that transfers cargo across a loading/unloading floor and multiple floors having storage sections. A safety fence is provided on the side of the lift device on the loading/unloading floor, a part of the safety fence is formed into an opening/closing door, and a locking device for locking the closing position of the opening/closing door; and a control device for locking the locking device when the device is in operation.

According to the configuration of the present invention, when the lift device is in operation, the control device is activated and the locking device locks the opening/closing door in the closed position. Therefore, it is possible to prevent a person from accidentally opening the opening/closing door and entering the lift section while the lift device is in operation.

Embodiment An embodiment of the present invention will be described below based on the drawings.

FIGS. 1 and 2 show a multi-story parking lot, which is an example of a multi-story storage system. Reference numeral 1 denotes a building, which has a loading/unloading work space 2 in the center, and this loading/unloading work space 2 is narrowed to form multiple floors on both sides. In other words, the pillar members 3 erected at appropriate intervals and the beam members 4 passed between these pillar members 3 are used to provide access to the first floor 5, second floor 6, third floor 7, and 4, which are the loading/unloading floors.
Floor 8 is formed. A plurality of parking sections (storage sections) 10 are formed in the horizontal direction 9 on the second to fourth floors 6, 7, and 8. These parking sections 10 are comprised of a pair of support rods in the horizontal direction 9 attached to the beam member 4, and a plurality of idle rollers attached to these support rods. The parking section 10 on the first floor 5 is divided by drawing white lines on the floor. On the first floor 5 in the loading/unloading work space 2, there is a pallet 11 for mounting on a vehicle.
A lift device 12 is provided for lifting the floor to each floor 6, 7, and 8. This lift device 12
It consists of a drive unit 14 disposed in a recess 13 formed in the floor, a pantograph (a cylinder device may be used) 15 that performs telescopic vertical movement, and a lifting platform 16 attached to the upper end of this pantograph 15. When the platform 16 is lowered to its lowest position, the upper surface of the pallet 11 placed thereon is set to be flush with or almost flush with the floor surface. Note that the number of lift devices 12 installed may be either single or multiple. Within the loading/unloading work space 2, trolleys 17 that can freely run in the horizontal direction 9 are provided corresponding to each of the second and higher floors 6, 7, and 8, respectively. This trolley 17
includes a pair of main frames 18 in the horizontal direction 9,
A pair of left and right sub-frames 19 connecting the ends of these main frames 18 form a framework with a lift space 20 in the center, and running wheels attached to the ends of the main frame 18 are connected to each floor. By supporting the running rail 21 provided on the lower surface of the carry-in/out work space 2 of 8 to 8, it is possible to move freely in the horizontal direction 9, and the running drive device is connected to the trolley 1.
It is provided on the 7 side. The trolley 17 is provided with a delivery device 22 that can freely deliver the pallets 11 to and from the parking section 10. This delivery device 22 includes a pair of movable bases 23A, 23B in the horizontal direction 9, which are supported by the sub-frame 19 and are movable in the horizontal direction 9, and these movable bases 23A, 23B.
, a plurality of support rollers attached to the upper surfaces of both movable platforms 23A and 23B, and a chain conveyor attached to movable platforms 23A and 23B. A car 24 is an example of a load, and grooves 26 are formed in the pallet 11 to guide the wheels 25 of the car. A turntable 28 is provided on the first floor 5 near the entrance 27. A height detection device 29 is provided in the vehicle running section between the turntable 28 and the lift device 12. An operation chamber 30 is provided on the side of the turntable 28, and an operation panel 31 that is a control device is provided in this operation chamber 30. Further, on the first floor 5, a safety fence is provided around the lift device 12. In other words, the safety fence is the turntable 2.
It consists of a front safety fence 32 on the opposite side from 8 and a side safety fence 33 on the floor side of the first floor 5.
2 may be deleted so that the vehicle 24 can pass through.
As shown in FIGS. 1 to 3, a door 35 that can be opened and closed via a door plate 34 is formed in a part of the side safety fence 33, and a locking device 36 for the door 35 is provided. It will be done. This locking device 36 is
When the lift device 12 is in operation, it is controlled by the operation panel 31 to lock the opening/closing door 35 in the closed position. 37 indicates a pine switch.

Next, the effect will be explained.

In the multi-story parking lot with the above configuration, the warehousing operation is carried out by first lowering the lifting platform 16 using the lift device 12, making the pallet 11 placed on it flush with the first floor floor surface, and then placing the car 24 on the pallet 11. to be imported. When the vehicle is imported, if the vehicle height is within the height restriction range, the vehicle is imported as is without any detection. When the vehicle height is above the height limit, it is detected by the height detection device 29,
Therefore, it is detected that the height is above the height limit. After this detection, the car 24 is transferred onto the pallet 11. At this time, the warehousing floor of the car 24 has been determined. In other words, if the vehicle height is within the height restriction range, it will be stored on the second floor 6 or the third floor 7.
If the height is above the height limit, it will be stored on the 4th floor 8. The car 24 is parked at a fixed position on the pallet 11 by automatic warehousing operation using the operation panel 31.
The pallet 11 is lifted by the operation of the lift device 12.
However, at this time, the carts 17 for floors 6 to 8 that are to be stocked are stopped directly above the lift device 12, and the movable platforms 23A, 23
B are separated from each other. Therefore, the pallet 11 is positioned above the movable platforms 23A, 23B through the expanded elevating space 20, and then moved closer together with the movable platforms 23A, 23B and lowered by lowering the elevating platform 16. , the pallet 11 can be transferred to the trolley 17. Next, the trolley 17 is caused to run and stopped facing the target parking section 10,
The vehicle can then be stored in the parking section 10 by operating a chain conveyor or the like.

It should be noted that unloading can be performed by performing the reverse operation to that described above.

For example, when parking the car 24 on the pallet 11
The driver who has parked the vehicle above gets off the vehicle 24, opens the door 35, exits the lift section, and then closes the door 35. This closing movement may be automatic using a spring or the like. When the driver leaves the opening/closing door 35 and steps on the mat switch 37, a detection signal A is input from the mat switch 37 to the operation panel 31 side, and a lock signal B is applied from the operation panel 31 side to the lock device 36 based on the detection signal A. As a result, the locking device 36 is locked, and the opening/closing door 35 can no longer be opened. The lock release signal C is
This is automatically given when an empty pallet 11 is placed on the lift section in order to move on to the unloading operation or to move on to the reloading operation again. Furthermore,
It may be given by detecting that the lifting platform 16 of the lift device 12 has reached its lower limit.

In addition to the vehicle 24, various cargoes can be handled, and loading and unloading can also be carried out without using the pallet 11.

Effects of the Invention According to the present invention having the above configuration, for example, by controlling the locking device to lock while the lift device is in operation, it is possible to prevent a person from opening the opening/closing door and entering the lift section while the lift device is in operation. be able to. This makes it possible to ensure safety and prevent damage to the car when the driver gets on and off the car in the lift section during loading and unloading, especially when adopted in a multi-story parking lot.

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention, with FIG. 1 being a longitudinal side view, FIG. 2 being a partially cutaway plan view, and FIG. 3 being an explanatory view of the main parts. 2... Loading/unloading work space, 5... 1st floor (loading/unloading floor), 6... 2nd floor, 7... 3rd floor, 8... 4th floor, 1
0...Parking section (storage section), 11...Pallet, 1
2...Lift device, 16...Elevating platform, 17...Dolly, 22...Delivery device, 24...Car (cargo),
28...turntable, 29...height detection device, 30...operation room, 31...operation panel, 33...
Side safety fence, 34... Door, 35... Door, 36... Lock device, 37... Matsuto switch.

Claims (1)

[Scope of utility model registration request] A lift device is provided that transfers cargo between a loading/unloading floor and multiple floors having storage sections, a safety fence is provided on the side of the lift device on the loading/unloading floor, and a portion of this safety fence can be opened/closed. A three-dimensional structure using a lift device, characterized in that a lock device is formed on the door and locks the closing position of the opening/closing door, and a control device locks the lock device when the lift device is in operation. expression storage device.