JPH035643Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Field of Application] The present invention relates to a multilevel parking device that can make effective use of parking spaces.

[Conventional technology]

BACKGROUND ART Recently, in order to effectively utilize parking spaces, a multi-story parking device, for example, as disclosed in Japanese Patent Publication No. 55-49229, has been developed.

FIG. 7 shows this type of multi-level parking system. In this multi-level parking system, two link arms 13 are arranged at regular intervals on each side of the lower floor 11, and these four links The upper floor 15 is supported by the arm 13, and the upper floor 15 is raised and lowered by rotating the link arm 13, as shown by the two-dot chain line in the figure.

[Problem that the invention attempts to solve]

However, in such conventional multilevel parking systems, an electric motor is generally used to rotate the link arm 13, and there is a problem in that an external power source is required.

In addition, an elevating type multilevel parking device has been developed, but in this case as well, an electric motor is used to raise and lower the suspended floor, and there is a problem in that an external power source is required.

[Purpose of invention]

The present invention solves the above-mentioned problems, and aims to provide a multi-story parking system in which a suspended floor can be easily raised and lowered by human power.

[Means for solving problems]

The multilevel parking device according to the present invention includes a rotating shaft that is bridged between a pair of pillars that are erected at a constant interval, and has a pinion fixed at a predetermined position, and a rotating mechanism that rotates this rotating shaft. , a balance rod placed on the rotating shaft and having a rack formed in its middle portion to mesh with the pinion; a weight placed at one end of the balance rod; and a weight placed at the other end on which a car is placed. It has a suspended floor.

[Effect of invention]

In the present invention, when the rotating shaft is rotated by the rotating mechanism, the pinion rotates, and the balance rod, which has a rack that meshes with the pinion, moves toward the weight or the suspended bed.

Therefore, when the suspended floor is in contact with the ground, if a car is placed on the suspended floor, the rotation mechanism is rotated, and the balance rod is moved to the weight side, the weight side with the rotating shaft as the fulcrum. The moment on the suspended floor side increases, and the moment on the suspended floor side decreases. As a result, the suspended floor side of the balance rod rises, and a space for accommodating other vehicles is formed below the suspended floor.

On the other hand, if the rotating mechanism is rotated and the balance rod is moved to the suspended floor side when the suspended floor on which the car is placed is raised, the moment on the weight side with the rotating shaft as the fulcrum decreases, and the suspended floor The side moment increases. As a result, the suspended bed side of the balance rod descends,
The suspended floor lowers towards the ground.

[Example of idea]

Hereinafter, details of the present invention will be described with reference to an embodiment shown in the drawings.

1 and 2 show an embodiment of the multilevel parking system of the present invention, and in FIG.
Reference numeral 1 denotes a support, which is made up of a pair of support members 21a and 21b that stand on a base 23 at a constant interval. These support members 21a, 21b are
It is supported by brackets 22a and 22b on a base 23, and a reinforcing beam 22 is installed horizontally on the upper part of the column members 21a and 21b. A rotating shaft 27, to which a pinion 25 is fixed to the intermediate portion, is horizontally bridged between the support members 21a and 21b. This rotating shaft 27 is adapted to be manually rotated by a rotating mechanism 29.

The handle shaft 31 of the rotation mechanism 29 is arranged horizontally, and one end of the handle shaft 31 is supported by a bearing 32a fixed in the middle of one of the support members 21a. Further, the other side of the handle shaft 31 is supported by a bearing 32b fixed to the upper end of a support column 34 erected on the base 23.

The free end of the handle shaft 31 has an operating handle 3
3 is fixed. Further, a first sprocket 35 is fixed to the bearing 32a side of the handle shaft 31, and is rotated by rotation of the operating handle 33. A second sprocket 37 is fixed to one end of the rotating shaft 27. A roller chain 39 is stretched between the first and second sprockets 33 and 37.

Note that the rotation mechanism 29 has an appropriate reduction ratio in order to reduce the rotational force of the operating handle 33 and to prevent rapid movement of the balance rod, which will be described later.

Further, a ratchet mechanism (not shown) for preventing reverse rotation is arranged on the handle shaft 31.

On the rotating shaft 27, there is a balance rod 43 having a rack 41 formed in the middle thereof which meshes with the pinion 25.
is placed.

As shown in FIG. 1, a hook 45 is rotatably supported at one end of the balance rod 43, and a rectangular parallelepiped made of iron, concrete, etc. A weight 49 of the shape is suspended. Furthermore, a hanging tool 55 is attached to the other end of the balancing rod 43 and is rotatable with respect to the balancing rod 43.
5 supports a suspended floor 53 on which a car 51 is placed.

The suspended floor 53 is a floor portion 53 on which the automobile 51 is placed.
a, a U-shaped hanging part 53b that supports this floor part 53a, and three support beams 53c that connect this hanging part 53b to a hanging tool 55.

FIG. 3 shows details of the rotating shaft 27 to which the pinion 25 is fixed in the intermediate part.
are rotatably supported at both ends by bearings 57 and 59 fixed on seats 58a and 58b fixed to the upper ends of the respective support members 21a and 21b, respectively.

FIG. 4 shows a rack 41 formed in the middle part of the balance rod 43. This rack 41 is formed along an arc-shaped recess 61, and
3, the meshing with the pinion 25 is ensured.

FIG. 5 shows a state in which the rack 41 is meshed with the pinion 25.

FIGS. 6a and 6b show a wheel stop 63 that prevents the car 51 from falling from the floor 53a when the car 51 is mounted on the floor 53a of the suspended floor 53. Floor part 53 of suspended floor 53
They are arranged before and after a (opening of the suspended floor 53).

This wheel stopper 63 has bent portions 65a at the upper and lower ends,
The wheel stop main body 65 having the wheel stopper body 65b is attached to the floor portion 53a.
It is configured to be rotatably fixed to a bracket 67 fixed to the
It is biased in the direction of arrow A in the figure. Further, a stopper 69 is fixed below the bracket 67 of the wheel stopper body 65 to prevent its rotation.

In such a wheel chock 63, when the floor portion 53a of the suspended floor 53 is in the air, the wheel chock main body 65 is upright as shown in FIG. 6a, and the automobile 5
1 wheel is prevented from moving.

On the other hand, when the suspended floor 53 touches the ground, the wheel stop main body 65 lies on its side, as shown in FIG. 6b, so that the wheels can pass over the top thereof.

In the multilevel parking device configured as described above, when the operating handle 33 of the rotation mechanism 29 is manually rotated, the handle shaft 31 and the first sprocket 3 are rotated.
5. The second sprocket 37 and the rotating shaft 27 rotate, and as a result, the pinion 25 rotates, and the balance rod 43, on which the rack 41 that meshes with the pinion 25 is formed, moves toward the weight 49 or the hanging floor 53 side. Move to.

Therefore, when the car 51 is placed on the floor 53a and the balance rod 43 is moved toward the weight 49 while the floor 53a of the suspended floor 53 is in contact with the ground, the rotating shaft 27 is used as the fulcrum. The moment on the weight 49 side increases, and the moment on the suspended floor 53 side decreases.

As a result, the side of the suspended floor 53 of the balance rod 43 rises, and a space for accommodating another vehicle 51 is formed below the floor portion 53a of the suspended floor 53.

On the other hand, in a state where the suspended floor 53 on which the automobile 51 is placed is raised, the balance rod 43 is moved to the suspended floor 53.
When moving to the side, the weight 4 with the rotating shaft 27 as the fulcrum
The moment on the 9 side decreases, and the moment on the suspended floor 53 side increases.

As a result, the suspended floor 53 side of the balance rod 43 is lowered, and the suspended floor 53 moves toward the ground.

In the multilevel parking apparatus configured as described above, the operating handle 33 can be easily rotated by human power, so that the suspended floor 53 can be easily raised and lowered by human power.

In the multilevel parking system configured as described above, for example, the load of the suspended floor 53 is 300 kg, the load of the car 51 is 1000 kg, the distance from the fulcrum of the balance rod 43 to the weight 49 is 0.75 m, and the fulcrum of the balance rod 43 is 0.75 m. If the distance from the suspended floor 53 is 1.75 m, the dead weight of the weight 49 is 3033 kg.

In this case, if the length from the fulcrum to the weight 49 or the suspended floor 53 is changed by 1 cm, then 43
A change in moment of Kg-m will occur.

Therefore, from the fulcrum, the weight 49 or the suspended floor 53
Even if the change in length is minute, a moment sufficient to raise and lower the suspended floor 53 and the automobile 51 can be easily obtained.

[Effect of idea]

As described above, according to the present invention, a multi-level parking device is provided with a rotary shaft that is bridged between a pair of pillars erected at regular intervals, and has a pinion fixed at a predetermined position; a rotating mechanism for rotating the balance rod, a balance rod placed on the rotating shaft and having a rack in the middle that meshes with the pinion, a weight disposed at one end of the balance rod, and the other end of the balance rod. Since the system is constructed with a suspended floor placed on the floor on which the car is placed, the suspended floor can be easily raised and lowered by human power, no power equipment such as an electric motor is required, and the equipment cost of the device is low. There is.

[Brief explanation of drawings]

Fig. 1 is a side view showing an embodiment of the multi-story parking system of the present invention, Fig. 2 is a front view of the multi-story parking system shown in Fig. 1, and Fig. 3 is a perspective view showing details of the rotation axis shown in Fig. 2. , Fig. 4 is a perspective view showing details of the rack formed on the balance rod in Fig. 2, Fig. 5 is a side view showing the pinion and rack in mesh, and Fig. 6 a and b are wheel stops. FIG. 7 is a side view showing a conventional multilevel parking system. 21a, 21b... Support member, 25... Pinion, 27... Rotating shaft, 29... Rotating mechanism, 33...
...operation handle, 35...first sprocket,
37... Second sprocket, 39... Roller chain, 41... Rack, 43... Balance rod, 49
... Weight, 53 ... Suspended floor.

Claims (1)

[Claims for Utility Model Registration] (1) A rotating shaft that is bridged between a pair of pillars erected at a constant interval and has pinions fixed at required locations, and a rotating mechanism that rotates this rotating shaft. a balance rod placed on the rotating shaft and having a rack formed in the middle portion to mesh with the pinion; a weight placed at one end of the balance rod; and a weight placed at the other end on which a car is mounted. A multi-level parking device characterized by having a suspended floor for parking. (2) The rotation mechanism includes a first sprocket that rotates by rotation of the operating handle, a second sprocket fixed to the rotating shaft, and the first and second sprockets.
A multi-story parking system according to claim 1, which comprises a roller chain that extends over a sprocket.