JPH03137364A - Circulation type multistoried parking device - Google Patents

Abstract

PURPOSE:To ensure the safety by pivoting a guide rail in oval form which is installed upright on the outside longitudinally of a cage, a radial arm rotata ble round the center, and No.1, No.2 guides movable in the circumferential and axial directions of the radial arm. CONSTITUTION:Props 2... at the four corners of a base 1 are coupled by beams 3a... installed crosswise so as to form a rigid gate-form frame 4, and a ring- shaped guide rail 5 is fixed to the inside of the end face in the longitudinal direction of this frame 4, and the height is made equal to the spacing of the beam 3a and beam 3c. The four corners are made in curved configuration, and a rotary plate 8 is fixed to the end of a rotary shaft 6 in the center of a middle stage beam 3b, and five arms 9 are fixed in radial arrangement. The arms 9 are coupled with No.1, No.2 guide 10A, 10B, and four guide rollers 11 are provided on the No.1 guide 10A and fitted rotatably on a bushing 13 pinched by a supporting plate 12. Thereby the safety is secured.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a recirculating multi-level parking system, and more particularly to a recirculating multi-level parking system in which cages for loading automobiles can be rotated and circulated even within a narrow site.

[Conventional technology]

In recent years, the lack of parking spaces for cars has become a problem in urban centers, and to solve this problem, multi-story parking systems that can accommodate a large number of cars within a small site area are being constructed in various locations. In this type of multi-level parking system, one is known in which the upper ends of multiple cages carrying cars are suspended from the end of the arm of a rotating rotor, and the cages are circulated by rotating the rotor. . At this time, the number of cars that can be accommodated is determined by the diameter of the rotor, so in order to increase the number of cars that can be accommodated, the diameter must be increased, but at the same time, the driving force of the rotor must also be increased, and the site area If there is a restriction on the number of vehicles, there is a problem that only a limited number of vehicles can be accommodated.

Therefore, a multi-level parking system has been proposed in which a plurality of cages are installed in a lifting device connected by a chain so that the cages are arranged vertically, and the cages can move along an oval circulation path. According to this multilevel parking system, the number of cars that can be accommodated can be increased relative to the site area.

[Problem to be solved by the invention]

However, in multilevel parking systems that incorporate lifting devices connected by chains, each cage must be equipped with a safety device to prevent the cages from falling due to breakage of the chain, etc., making the structure complex and costly. There is also a problem in that it is also quite expensive.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to solve the problems of the above-mentioned conventional techniques, and to provide a circulating multi-level parking system that requires less installation space, has a simple structure, and is highly safe.

[Means to solve the problem]

In order to achieve the above object, the present invention provides an annular guide rail that is erected outside both ends of the cage in the longitudinal direction and has a vertically long oval shape, and that is rotatable about the approximately central position of the annular guide rail. A plurality of arms arranged radially and a first arm movable in the circumferential direction of the annular guide rail.
and a second guide movable in the axial direction of the arm, the guide member having an end face fixed to the end of a support rod for suspending the cage, and each of the above guide members. The device is characterized by comprising a drive device that rotates the arm by winding a chain around the tip of the arm and winding the chain.

[For production]

According to the present invention, an annular guide rail having a vertically long oval shape is erected outside both ends of the cage in the longitudinal direction, and a plurality of arms are arranged radially around a substantially central position of the annular guide rail, Furthermore, the annular guide rail and the arm are connected by a guide member configured by pivotally connecting a first guide that allows the annular guide rail to move freely in the circumferential direction and a second guide that allows the arm to move freely in the axial direction. A support rod for suspending the cage is fixed to the end face of the guide member, a chain is hung around the tip of each arm, and the arm is rotated by winding the chain. Each cage is suspended from the arm via a guide member, and the suspension point of each cage can be moved on the arm along the annular guide rail, rotating even when the arm is in a horizontal state. moment approximately 1
/2, and the load on the drive device is significantly reduced. Moreover, the installation area can be reduced, and the structure can be simplified.

〔Example〕

Hereinafter, a first embodiment of the circulating multilevel parking system according to the present invention will be described.
This will be explained with reference to FIGS. 4 to 4.

In FIG. 1, reference numeral 1 indicates a base, and columns 2, 2, . . . are erected at the four corners of this base. Each pillar 2.2... is a horizontally suspended beam 3a s3a...
・A portal-shaped frame 4 having high rigidity is formed as a whole. An annular guide rail 5 is provided on the inside of the longitudinal end surface 4a of the frame 4.
They are fixed at a distance from each other. This annular guide rail 5 is formed by processing a flat plate, and its overall shape is a vertically elongated oval, its overall width is approximately equal to the spacing between the pillars 2, and its height is between the upper beam 3a and the lower beam 3C. approximately equal to the distance between. Further, its four corners have a curved shape forming part of a circular arc. On the other hand, a rotating shaft 6 is horizontally suspended at the center of the middle beam 3b inside the annular guide rail 5 via a bearing 7. A rotating plate 8 is fixed to the end of the rotating shaft 6. Five arms 9, 9... are fixed radially around this rotating plate 8, and the length of these arms 9, 9... is approximately the length of the annular guide rail 5 in the longitudinal direction. It is set equal to 1/2.

Further, the annular guide rail 5 and the arm 9 are connected by a guide member 10. This guide member 10 is the third
As shown in Figures and Figure 4, the first guide IOA and the second guide
It consists of a guide IOB. Of these, the first guide IOA has four guide rollers 11 arranged in two rows so as to sandwich the arm 9, and the guide rollers 11 are sandwiched between two rectangular support plates 12. It is rotatably fitted into the bushing 13.

A square groove 11a having a width equal to the thickness of the arm is formed at the center of the circumferential surface of the guide roller 11, and both side edges of the arm 9 are engaged with this square groove. Therefore, the first guide IOA can move along the longitudinal direction of the arm 9 while holding the arm 9 therebetween. On the other hand, the second
The guide roller 14 of the guide IOB is rotatably fitted into a bush 16 whose one end is fixed to a triangular support plate 15. A square groove 14a having a width equal to the plate thickness of the annular guide rail 5 is formed at the center of the circumferential surface of the guide roller 14, and both side edges of the annular guide rail 5 are engaged with the square groove 14a. ing. For this reason,
The second guide 10B can move along the circumferential direction of the annular guide rail 5 while holding the annular guide rail 5 therebetween. Furthermore, the first guide 10A and the second guide IO
It is pivotally connected to B by a connecting shaft 17.

Therefore, the guide member 10 composed of the first guide IOA and the second guide 10B is always located at the intersection of the arm 9 and the annular guide rail 5, and this guide member 10 is connected to the rotation of the arm 9. It can move along the axial direction of the arm 9 as the arm 9 moves.

Further, a driving device 1 capable of forward and reverse rotation is provided at approximately the center of the upper beam 3a for rotating the radial arm 9.
8.18 is installed. These two drive devices 18.
18 are designed to be able to rotate synchronously as shown in FIG. Two sprockets 20 of the same size are attached to the ends of the rotating shafts 19 of these drive devices 18 and 18, respectively.
．． 21 is installed, and this sprocket 20.21
Two chains 22 and 23 are wound in opposite directions so as to connect the ends of each arm 9.

In FIG. 1, a chain 22 for rotating the arm 9 counterclockwise has its end fixed to the tip of the arm 9E, and is hung around the arm 9A to hang the tips of the arms 9D, 9C, etc. counterclockwise. It is rotated and guided through a sprocket 20 to a tension device (not shown). On the other hand,
The end of the chain 23 for rotating the arm 9 clockwise is fixed to the tip of the arm 9A, and is looped clockwise around the tips of the arms 9B, 9C, . . . through the sprocket 21. and is guided to a tensioning device (not shown). Therefore, the drive device 1
When the chain 23 is wound up by the forward rotation of the drive unit 8, the arm 9 rotates clockwise.On the other hand, when the chain 22 is wound up by the reverse rotation of the drive device 18, the arm 9 rotates counterclockwise. do. In the above case, for safety, the wound chain 22, 23 can be stored in a predetermined position via a tension device (not shown), and the drive device 18, 18 is equipped with an overwinding prevention device. is provided.

As shown in FIG. 2, each of the above devices is arranged symmetrically with respect to the center position in the longitudinal direction, and the end surface 4a
, 4b, the arms 9.9 can be rotated without synchronization.

But? The guide members 10.10 are also movable in the same opposing position. A support rod 24 is horizontally suspended between each guide member 10 that moves oppositely. This support rod 24 is made of a highly rigid round steel rod, and its end portion is fixed to the inner surface of the inner support plate 12 of the guide member. Further, a cage 25 is suspended from the support rod 24 over its entire length. This cage 25
As shown in FIGS. 1 and 2, it has a sufficient volume to load a car 26, has a shape that allows the car 26 to enter and exit when it is located at the lowest end, and has a rotating structure. The structure has sufficient rigidity to prevent the entire unit from twisting or bending during movement. On the other hand, expanded metal or the like is used for the floor to reduce weight.

In this way, each cage 25 is suspended from the arm 9 via the guide member 10, so that the position of the suspension point of each cage 25 can be moved on the arm 9 along the annular guide rail 5. Therefore, even when the arm 9 is in a horizontal state, the rotational moment can be halved.
The load on the drive device 18 can be significantly reduced.

Next, a method of operating the circulation type multilevel parking apparatus according to this embodiment will be explained. In the parking device according to this embodiment, five cages 25, 25, . . . are provided.

Now, as shown in Figure 1, the cage is at position A-E,
The basic position is a state in which the chains 22, 23 are not wound by the drive device 18. As mentioned above, when the cage 25 is in position C, the automobile 26 can enter and exit the parking device. A switch box 27 for rotating the arm 9 is attached to the support post 2 beside the vehicle entrance. Further, a limit switch (not shown) is provided to accurately stop each cage 25, 25, . . . at position C during rotation.

Here, in order to load the car 26 into the cage 25 at position A when each cage 25, 25... is in the basic position,
Rotate the arm 9A clockwise to move the cage 25 from position A to position C, and place the car 2 in this cage 25.
6 is loaded, the cage 25 from position C is returned to position A by rotating the arm 9A counterclockwise again. On the other hand, in order to load the car 26 into the cage at position E, move the cage 26 from position E to position C by rotating the arm 9E counterclockwise, contrary to the above case, and load the car into the cage 25. 26, and rotate the arm 9E clockwise again to move the cage 25 from position C to position E.
Perform the operation to return to At this time, an overwinding prevention device and a limit switch are activated to prevent the cage 25 from rotating upward beyond position A or position E.

〔Effect of the invention〕

As is clear from the above description, according to the present invention, an annular guide rail is erected, the annular guide rail and the arm are connected by a guide member, and a cage is supported by a support rod fixed to the guide member. Since the arms are suspended and rotated by a chain hanging around the tip of each arm, the installation area is small and it is economical, and the structure is simple and high safety can be ensured. It has the effect of

[Brief explanation of the drawing]

FIG. 1 is a front view showing an embodiment of a circulating multi-level parking system according to the present invention, FIG. 2 is a side view of the same, and FIG. 3 is a front view showing an embodiment of a guide member according to the present invention. Figure 4 is a side view of the same. 2... Support column, 4... Frame, 5... Annular guide rail, 6... Rotating shaft, 9A to 9E... Arm, 1
0... Guide member, 11.14... Guide roller, 1
2.15...Support plate, 17...Connection shaft, 18
... Drive device, 20.21 ... Sprocket, 22
．． 23...Chain, 24...Support rod, 25...
Cage, 26...car.

Claims (1)

[Scope of Claims] It has a plurality of cages for loading automobiles, and the automobiles are accommodated in the cages from predetermined entry/exit positions, and the cages are sequentially moved upward and circulated to park a plurality of automobiles. In the circulating multi-level parking system, a circular guide rail is provided outside both ends of the cage in the longitudinal direction, and has a vertically long oval shape. A first guide movable in the circumferential direction of the annular guide rail and a second guide movable in the axial direction of the arm are pivotally connected, and A guide member having the end of a support rod for suspending the cage fixed to the end face thereof, and a drive having a chain wrapped around the tip of each arm and rotating the arm by winding the chain. A circulating multi-level parking device characterized by comprising: