JP2001080898A - Heavy weight conveyer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a heavy WEIGHT conveyer capable of conveying a relatively heavy object over a long lift stroke by a small-sized driver also in this case capable of improving conveying efficiency. SOLUTION: This conveyer, comprising a guide unit 5 or the like extended in a vertical direction of an inclined part 1 to be arranged almost in parallel, cable unit 6 connected to heavy weight 2, 3, and a driver 7 driving the heavy weights 2, 3 through this cable unit 6, loads the heavy weight 2 in a lower part of one guide unit also the other heavy weight 3 in an upper part of the other guide unit 5, a pair of these heavy weights 2, 3 are connected in both ends of the cable unit 6, by driving an intermediate part of this cable unit 6 by the driver 7, the heavy weight 2 rises on a guide unit 4 also the other heavy weight 3 is lowered down by its own weight on the guide unit 5, that is, a pair of heavy weights 2, 3 are lifted as a well bucket type.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heavy object transport device for transporting a heavy object along an inclined portion.

[0002]

2. Description of the Related Art Conventionally, a guide extending on an inclined portion having a height difference such as a stair, a bogie guided by the guide and ascending / descending the inclined portion, and a cord connected to the bogie. There has been proposed a heavy material transporting device that includes a winding body type driving body that winds a heavy object, and loads and transports a heavy object on the cart.

Incidentally, as related to this kind of conventional technology, for example, JP-A-63-300100, JP-A-7-267599, and JP-A-8-7319.
No. 6 publication.

[0004]

In the above-mentioned prior art, a driving unit of a winding drum type is provided. For example, when this driving unit is formed of a small chain block or the like, a required driving force cannot be obtained. At the same time, there is a problem that the up-and-down stroke is short due to the limitation of the chain winding allowance.

[0005] In addition, when a driver such as a large winch is used, a relatively heavy load can be transported over a long ascending and descending stroke, but there is a problem that it is difficult to transport the large winch and secure an installation place. Was.

The present invention has been made in view of such a situation in the prior art, and an object of the present invention is to enable a relatively small heavy body to transport a relatively heavy object over a long ascending and descending stroke, and to improve the transportation efficiency at that time. It is an object of the present invention to provide a heavy object transport device that can be improved.

[0007]

In order to achieve the above object, the invention according to claim 1 of the present invention is directed to a guide body extending vertically in an inclined portion to guide a heavy object, and a guide member for guiding the heavy object. In a heavy object transporting apparatus including a connected cord-like body and a driving body that drives the heavy object via the cord-like body, a pair of the guides is disposed substantially in parallel, and the pair of guides is provided. One of the heavy objects is placed on one of the upper part and the other lower part of the other, and the pair of heavy objects is connected to both ends of the cord-like body. , The pair of heavy objects is lifted and lowered in a slidable manner.

According to the first aspect of the present invention, a heavy object is placed on the upper part of the inclined part, and another heavy object is placed on the lower part of the inclined part. Since the object is lifted and lowered in a hanging manner, a relatively heavy load can be carried by a small driving body, and even when the cord is relatively long, the cord can be driven by the above-described driving body. Since there is no restriction on the winding allowance, the lifting stroke can be lengthened. At this time, a pair of heavy objects can be transported at the same time as described above, so that the transportation efficiency can be improved.

The invention according to a second aspect of the present invention is the invention according to the first aspect, wherein a wheel is provided below the heavy object.

[0010] In the second aspect of the present invention having the above-described structure, the heavy load can be placed directly on the guide by rolling the wheels of the heavy load. It is not necessary to do so, and the transportation efficiency can be further improved from this point.

According to a third aspect of the present invention, in the first aspect of the invention, one of the pair of heavy objects is a balancing weight for obtaining a balance with the other.

In the invention according to the third aspect of the present invention, even if there is a heavy object only in one of the upper part and the lower part of the inclined portion, the balance with the heavy object is obtained. Since the weight is used, the counterweight and the heavy object can be transported in a hanging manner.

According to a fourth aspect of the present invention, in the first aspect of the present invention, one of the pair of heavy objects is connected to the cable-like body connected to the other one of the guide members. The guide member guides the other heavy object with the other heavy object.

In the invention according to the fourth aspect of the present invention, when there is a heavy object only in one of the upper part and the lower part of the inclined portion, the balance with the heavy object can be obtained by the guide body. Since the guide member guides the cord along the guide, a heavy object can be transported more easily than providing a counterweight.

[0015]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing an embodiment of a heavy goods transport apparatus according to the present invention.

FIG. 1 is a side view of a heavy object transport device according to an embodiment of the present invention, FIG. 2 is a plan view of the heavy object transport device of the present embodiment, and FIG. 3 is provided on the heavy object transport device of the present embodiment. FIG. 4 is a plan view showing a driven body and a peripheral portion thereof, and FIG. 4 is a plan view illustrating a procedure for carrying a heavy object by the heavy object carrying device of the present embodiment.

The inclined portion 1 shown in FIG. 1 includes a plurality of steps, and a pair of heavy objects 2 and 3 move up and down the inclined portion 1.
One of the heavy objects 2 is an object that needs to be transported to be installed on the upper part of the inclined portion 1, for example, a package of equipment such as a safety fence, and the other heavy object 3 has the above-mentioned weight. A balancing weight for obtaining a balance with the object 2.

Further, the heavy object transporting device of the present embodiment
A pair of guides 4 and 5 extending in the vertical direction of the inclined portion 1 and guiding the pair of heavy objects 2 and 3, respectively;
Are connected to both ends thereof, and a driving body 7 around which an intermediate portion of the rope 6 is wound to drive the heavy objects 2 and 3.

Wheels 8 are provided at the bottoms of the heavy objects 2 and 3, respectively. The pair of guides 4 and 5 are disposed substantially parallel to each other and connected to each other via a connecting member 9 shown in FIG. 3, and upper and lower slopes 10 and lower slopes are provided at upper and lower ends of the guides 4 and 5, respectively. 11 are connected.
Further, the guide body 4 has two guide rails 4a, and similarly, the other guide body 5 also has two guide rails 5a.

As shown in FIG. 3, the driving body 7 is a small one called a winder, and is mounted on a base 12 and has a driving pulley 13 around which the cord 6 is wound.
An operation unit 14 for operating the drive pulley 13 has a forward rotation switch 14a and a reverse rotation switch 14b. Also, the base 12
It is arranged above the guides 4 and 5 and is connected to the guides 4 and 5 via the above-mentioned connecting member 10. A pair of guide pulleys 15a and 15b that are close to each other are arranged near the drive pulley 13, and at the lower end of the base 12,
Another pair of guide pulleys 16a, 16b located on straight lines extending the center lines in the longitudinal direction of the guides 4, 5, respectively.
Is installed. In order to perform roping of the rope 6, one end 6a of the rope 6 is first connected to the guide pulleys 15b, 1b.
After being wound around each of the drive pulleys 6b and 6b, it is wound around each of the guide pulleys 15a and 16a.

In this embodiment, when the heavy object 2 located below the inclined portion 1 is transported upward, one end 6a of the cord 6 is connected to the heavy object 2 and
The other heavy object 3 is arranged at the upper end of the cable 3, and the other end of the cord 6 is connected to the heavy object 3. Next, when the drive pulley 13 is rotated in the forward direction by operating the forward switch 14a of the operation unit 14, the cord 6 is driven clockwise in FIG. The other heavy object 3 is lifted on the guide body 5 by its own weight.
Descend on top. In this way, when the weight 2 rises and reaches the upper part of the inclined portion 1 via the upper slope 10,
After removing one end 6a of the cord 6 from the heavy object 2, the heavy object 2 is transported to a predetermined place, for example, a safety fence installation place.

Next, when the heavy object 2 is transported from the lower part to the upper part of the inclined part 1 again, as shown in FIG. And reverse
When the reverse rotation switch 14b of the operation unit 14 is operated to rotate the drive pulley 13 in the reverse rotation direction, the rope 6 is driven in the counterclockwise direction in FIG. At the same time, the heavy object 2 descends on the guide body 5 by its own weight.

In this embodiment constructed as described above, after the heavy objects 2 and 3 are placed on the upper and lower portions of the inclined portion 1 respectively, the pair of heavy objects 2 and 3 are lifted and lowered in a slidable manner, so that the size is small. The relatively heavy weight 2 can be transported by the driving body 7 and even if the rope 6 is relatively long, the rope 6 can be driven by the driving body 7 and there is no limitation on the winding allowance. Therefore, the up-and-down stroke can be lengthened.

In this embodiment, the wheels 8 of the heavy objects 2 and 3 are rolled to move the heavy objects 2 and 3 to the guides 4 and 5.
Since it can be placed directly on the top, there is no need to load and unload the heavy objects 2 and 3, and the transportation efficiency can be improved.

In this embodiment, the case where the weight 2 is present only at the lower portion of the inclined portion 1 is exemplified. However, since the weight 3 is used as a counterweight to obtain the balance with the weight 2, the weight of the weight 2 is obtained. Objects 2 and 3 can be transported in a hanging manner. Further, the heavy object 3 is connected to the cord 6 connected to the heavy object 3.
Is a guide member that moves up and down along the guide members 4 and 5, and the guide member obtains a balance with the heavy object 2.
The heavy object 2 can be transported more easily than providing a counterweight.

Further, in the present embodiment, the case where the heavy object 2 is provided only at the lower part of the inclined part 1 is exemplified. Can be transported. In this case, a pair of heavy objects can be transported at the same time, so that the transport efficiency can be improved.

[0027]

As described above, according to the first aspect of the present invention,
According to the invention according to the present invention, since a heavy object is placed on each of the upper part and the lower part of the inclined part, the pair of heavy objects is lifted and lowered in a hanging manner, so that a relatively heavy heavy object can be carried by a small driving body. In addition, since the driving body is driven while the cord is wound thereon, there is no limit on the amount of winding of the cord, so that the up-and-down stroke can be lengthened. At this time, the pair of heavy objects can be transported at the same time, so that the transportation efficiency can be improved.

Further, according to the invention of claim 2 of the present invention, since the wheels of the heavy object can be rolled to place the heavy object directly on the guide, there is no need to load and unload the heavy object. From this point, the transportation efficiency can be further improved.

According to the third aspect of the present invention, even if there is a heavy object only in one of the upper part and the lower part of the inclined portion, the counterweight for obtaining the balance with the heavy object. , The counterweight and the heavy object can be transported in a hanging manner.

According to the fourth aspect of the present invention, when there is a heavy object only in one of the upper part and the lower part of the inclined portion, the balance with the heavy object can be obtained by the guide body. Since the guide member guides the cord-like body along the guide body, a heavy object can be transported more easily than providing a counterweight.

[Brief description of the drawings]

FIG. 1 is a side view of a heavy goods transport device according to an embodiment of the present invention.

FIG. 2 is a plan view of the heavy load carrying device of the present embodiment.

FIG. 3 is a plan view showing a driving body provided in the heavy load carrying device of the present embodiment and a peripheral portion thereof.

FIG. 4 is a plan view illustrating a procedure for transporting a heavy object by the heavy object transport device of the present embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Inclined part 2 Heavy object 3 Heavy object (balance weight) 4, 5 Guide body 6 Corded body 7 Drive body 8 Wheel 10 Upper slope 11 Lower slope 12 Base 13 Drive pulley 14 Operation part

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Toshie Komori 1-6-6 Kandanishikicho, Chiyoda-ku, Tokyo F-term in Hitachi Building Systems Co., Ltd. (Reference) 3F333 AA06 AB09 AD08 BA01 BD05 BF01 BG04 CB04 CB09 CB14 FA21

Claims (4)

[Claims] 1. A guide body extending in a vertical direction of an inclined portion and guiding a heavy object, a cable-like body connected to the heavy object,
And a driving body for driving the heavy object through the cord-like body, wherein a pair of the guides are disposed substantially in parallel, and an upper portion and an upper portion of one of the pair of guides are provided. The heavy objects are placed one by one on the lower part, and the pair of heavy objects are connected to both ends of the cord-like body, and the intermediate part of the cord-like body is driven by the driving body to thereby form the pair of heavy objects. A heavy object transport device characterized in that a heavy object is lifted and lowered in a hanging manner. 2. The heavy object transporting device according to claim 1, wherein wheels are provided below the heavy object. 3. The heavy load carrying device according to claim 1, wherein one of the pair of heavy loads is a counterweight for obtaining a balance with the other. 4. One of the pair of heavy objects is a guide member for guiding a cable-like body connected to the one heavy object along the guide member. 2. The heavy object transporting device according to claim 1, wherein a balance is obtained.