JPH0748084A - Adjustable drum hanging bracket - Google Patents

Abstract

(57) [Summary] (Correction) [Purpose] To provide a drum suspension fitting that can handle all drums with one type even if the size of the drum to be transported changes. [Structure] A drum 5 around which a cable is wound is mounted on a drum suspension fitting 1, and a suspension wire 3 and a hooking wire 4 provided on both ends of an arm 2 of the fitting are respectively attached to a drum shaft 6 and a derrick hook 7 of a transportation means. In the drum hanging metal fitting 1 used for hanging and carrying the drum 5 while lifting it, the length of the arm 2 and the drum shaft 6 of the hanging metal fitting are made variable according to the size of the drum 5, and at the same time, the hanging wire 3 and the hook. Hanging wire 4 to drum hanging metal fitting 1
A variable drum suspension fitting that variably supplies from the attached storage drums 12 and 13.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hanging fitting used when a drum around which a cable is wound is hoisted and conveyed by the principle of a balance.

[0002]

2. Description of the Related Art Cables are usually wound around a reel for storage.
Transport again. A cable wound around a winding frame is called a drum, and usually a hole is provided at the center of the drum for passing a drum shaft for convenience of transportation.

For transporting a small drum, a drum shaft is passed through the center of the winding frame, and the drum shaft is supported and transported by, for example, a transport vehicle equipped with a forklift.

However, in order to carry the drum around which the super-heavy cable is wound, a hanging metal fitting is used, and the drum is hoisted and carried according to the principle of the balance. That is, as shown in FIG. 4, the drum shaft 6 is passed through the center of one drum 5, the arm 2 of the other hanging metal fitting 1 is provided at both ends thereof, and the shaft hanging wire 3a and the hook hanging wire 4 are provided at one end thereof.
a set of 2 wires, and at the other end similarly set 2
Attach a total of four wires (3b and 4b). Then, hook the hook hanging wires 4a and 4b at both ends of the arm 2 of the hanging metal fitting 1 on the derrick hook 7 of a carrying means such as a crane, and at the same time attach the shaft hanging wires 3a and 3b at both ends of the arm 2 of the hanging metal fitting 1. The drum shaft 6 passed through the drum 5 is hung on both ends of the drum 5, and the drum is lifted by a crane through the hanging metal fitting 1 to be transported.

In the transportation of the cable drum using the above-mentioned hanging metal fitting, various drums to be transported include those having a wide width or a narrow width, and those having a large or small flange on the drum reel. Size drums are targeted.

Therefore, the length of the arm of the hanging metal fitting must be changed according to the width of the drum, and the length of the shaft passing through the drum must also be changed. Further, the length of the shaft suspension wire must be changed according to the size of the flange of the drum reel, and naturally, the size of the drum to be transported also affects the length of the hooking wire.

Conventionally, when the size of a drum to be transported changes, a hanging metal fitting having an arm length suitable for it is prepared, and
Shaft suspension wires and hook-hanging wires have also been prepared on a case-by-case basis according to the size of the drum to be transported and the circumstances of transportation means such as a crane.

[0008]

As described above, since the conventional hanging metal fittings have constant arm lengths, when carrying several types of drums having different outer width dimensions, the hanging metal fittings for the drum types are prepared. It is necessary and not economical.

Further, when transporting several types of drums having different flange diameters, it is necessary to prepare two shaft suspension wires and two hook-hanging wires corresponding to the types of drums, which is uneconomical and easily erroneous. .

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems of the prior art and to provide a drum suspension fitting that can handle all the drums with one type even if the size of the drum to be transported is changed.

[0011]

The above problems are solved by providing a drum suspension of the present invention.

That is, 1) A drum formed by winding a cable around a drum shaft through which a drum shaft can be passed in the center, using a drum suspension fitting, and a shaft suspension wire provided on both ends of an arm of the drum suspension fitting main body. To the drum suspension fitting body passing through the center of the drum at both ends of the drum shaft attached thereto, and hooking wires provided at both ends of the arm of the drum suspension fitting body to the derrick hook to have the derrick hook. In the drum hanging fitting used when carrying the drum while hoisting the drum by carrying means, according to the outer width dimension of the drum to be carried, the arm length of the drum hanging fitting body and the drum shaft attached to the body. A shaft suspending hanger which is variable in length and simultaneously hangs from both ends of the arm of the drum suspending metal fitting to both ends of the drum shaft. Variable drum hanger, characterized in that the hooking length variable wire hung on yer length and the derrick hook.

2) The arms of the drum hanging metal fitting main body are made of two steel frames which can be overlapped with each other and have holes through which fixing means are inserted in the overlapping portions, and are adapted to the outer width dimension of the drum to be transported. The two steel frames or tubular shafts so that the shaft-hanging wires from both ends of the arm of the drum-hanging fitting have lengths of the arm of the drum-hanging fitting that are easily hooked at both ends of the shaft passed through the drum to be transported. The variable drum suspension fitting according to the above 1), wherein the length of the arm of the drum suspension fitting is adjusted by stacking, aligning the holes, and passing through a fixing means.

3) The drum shafts attached to the main body of the drum hanging metal fitting can be superposed by inserting one tubular shaft into the other tubular shaft, and two drum shafts having holes through which fixing means pass are provided at mutually overlapping portions. In order to easily hook the shaft suspension wires from both ends of the arm of the drum suspension fitting of variable length on both ends of the drum shaft according to the outer width of the drum to be transported, The variable drum suspension fitting according to the above 1), characterized in that the length of the drum shaft is adjusted by stacking two annular shafts, aligning the holes, and passing the fixing means.

4) A storage drum into which the shaft suspension wire can be wound and a storage drum into which the hook hanging wire can be wound are provided at both ends of the arm whose length of the drum suspension metal fitting is adjustable. However, the wire is taken in and out from the storage drum according to the flange diameter of the drum and the distance to the derrick hook, and the lengths of the shaft suspension wire and the hook hanging wire are adjusted, 1). The variable drum suspension fittings described.

5) A wire having a large number of ring-shaped hooks attached to the drum hanging metal fitting main body is prepared in advance, and the wire of the ring-shaped hooks is attached according to the outer width dimension and / or the flange diameter of the drum to be transported. The variable drum suspension fitting according to 1) above, which is adapted to adjust a length of a shaft lifting wire and a hook hanging wire by selecting a position.

With the above-mentioned drum hanging metal fitting of the present invention,
Even if the size of the drum to be transported is changed, one type of drum suspension fitting can be used.

The gist of the present invention is that the length of the arm of the drum suspension fitting used for carrying the cable drum is variable, and the length of the drum shaft attached to the drum suspension fitting is also variable, and the wire used is long. The height of the drum can be changed, and the hanging metal fittings can be provided, or a wire having a large number of ring-shaped hooks of one type can be prepared separately from the drum hanging metal fittings to support lifting of many types of drums. Therefore, according to the present invention, the economical efficiency and workability of hanging the drum can be significantly improved.

The variable drum suspension fitting of the present invention is suitable for carrying a drum around which a super heavy weight cable is wound.
It goes without saying that it can also be used to carry a cable drum that can be carried without using a smaller normal hanging metal fitting.

In the variable drum suspension fitting of the present invention,
The steel frame used for the arm of the drum hanging metal fitting body is not only a normal U-shaped steel frame that is suitable for stacking, but it may be a tubular shaft such as the one used for the attached drum shaft, or other flat metal fittings. But good.

Further, instead of dealing with the adjustment of the lengths of the shaft suspension wire and the hook hanging wire by disposing the storage drum on the arm of the drum suspension fitting body of the present invention and winding the wire around the storage drum, A kind of wire having a large number of ring-shaped hooks attached to the hanging fitting body of the present invention,
By preparing the required number of wires, it is possible to deal with them in place of the wires that conventionally required many types and the number of wires.

[0022]

Embodiments of the present invention will be described with reference to FIGS. However, the following examples do not limit the present invention.

(Embodiment 1) In FIG. 1, an arm 2 of a drum hanging metal fitting main body 1 of the present invention is composed of two steel frames 2a and 2b having holes through which fixing means are provided in mutually overlapping portions. Adjust the length according to the outer width of
The two steel frames 2a and 2b are aligned with the length adjusting holes 8 so that they are in proper positions, and are fixed with fixing bolts / nuts 9.

On the other hand, as shown in FIG. 2, the tubular shaft 6 attached to the drum hanging metal fitting body 1 of the present invention is preliminarily combined with the two tubular shafts 6a and 6b so as to have an outer width of the drum 5 to be transported. Adjust the length in accordance with the length adjustment hole 1
Set to 0 and fix with fixing bolts / nuts 11. The combined tubular shaft 6 is passed through the center hole of the drum 5.

The shaft suspension wire 3 is attached to the pull-out shaft 6 from the shaft suspension wire accommodating drums 12 provided on both sides of the arm 2 of the drum suspension fitting main body 1. Next, pull out the hook hanging wire 4 from the storage drum 14 capable of winding the hook hanging wire arranged on both sides of the arm 2 of the drum hanging metal fitting body 1, and attach it to the derrick hook 7 of the crane (not shown). Carry.

(Embodiment 2) In the method of the present invention described in Embodiment 1 in which the drum 5 to be conveyed is hoisted and conveyed by the variable drum hanging metal fitting 1, the drum hanging metal fitting body 1 is used.
As a shaft hanging wire 3 attached to the shaft 6 passing through the arm 2 and the drum 5 and a hook hanging wire 4 to be hooked on the derrick hook 7, a wire 16 having a large number of hook portions 15 shown in FIG. Tie the arm 2 of the metal fitting body 1 to the shaft 6 and the derrick hook 7,
Others are transported in the same manner as in Example 1.

[0027]

EFFECTS OF THE INVENTION By using the variable drum suspension fitting of the present invention, conventionally, for various drums of different sizes, a drum suspension fitting having good compatibility is prepared for each drum according to its size. Compared to the circumstances, it is very economical because one type of variable drum suspension fitting can be used.

Conventionally, for various drums of different sizes, the shaft hanging wire and the hook hanging wire prepared according to the size of each drum are accommodated in the accommodating drum provided on the arm of the variable drum hanging metal fitting body. By making it possible to use it by winding it as a variable length wire, it becomes unnecessary to prepare many kinds of shaft suspension wires and hook hook wires, which not only makes it very economical but also This led to the prevention of mistakes such as selection mistakes and improved workability.

[Brief description of drawings]

FIG. 1 is an explanatory view showing an example of transportation of a drum using a variable drum suspension fitting of the present invention.

FIG. 2 is an explanatory view showing an example of a drum shaft attached to the variable drum suspension fitting of the present invention.

FIG. 3 is a perspective view showing an example of a wire having a large number of hooking portions, which is attached to the variable drum suspension fitting of the present invention in advance.

FIG. 4 is an explanatory view showing a typical example of transporting a drum using a conventional drum suspension fitting.

[Explanation of symbols]

 1 drum hanging metal fitting body 2 drum hanging metal fitting arm 2a, 2b left and right parts of drum hanging metal fitting 3 shaft hanging wire 3a, 3b left, right shaft hanging wire 4 hook hanging wire 4a, 4b left, right Hooking wire 5 Cable drum 6 Shafts 6a, 6b Left and right parts of shaft 7 Derrick hook 8 Holes for adjusting arms of drum hanging bracket 9 Bolts / nuts for fixing arms of drum hanging bracket 10 Shaft adjusting hole 11 Shaft fixing bolts / nuts 12 Shaft hanging wire housing drum 13 Hook hanging wire housing drum 14 Wire hooking part 15 Wire with many hooking parts

Claims (5)

[Claims] 1. A drum having a cable wound around a winding frame through which a drum shaft can be passed in the center, using a drum suspension fitting, and shaft suspension wires provided on both ends of an arm of the drum suspension fitting main body. Hang on both ends of the drum shaft attached to the main body of the drum hanging fitting that passed through the center of the drum,
In the drum hanging metal fitting used when the hook hanging wires provided at both ends of the arm of the drum hanging metal fitting body are hooked on the derrick hook and the drum is lifted by the carrying means having the derrick hook, According to the outer width of the drum, the length of the arm of the main body of the drum hanging fitting and the length of the drum shaft attached to the main body are made variable, and at the same time from both ends of the arm of the main body of the drum hanging fitting to both ends of the drum shaft. A variable drum suspension fitting, wherein the length of the hanging wire for hanging the shaft and the length of the hook hanging wire for hanging on the derrick hook are made variable. 2. Arms of the drum hanging metal fitting main body are made of two steel frames which can be overlapped with each other and have holes through which fixing means pass through at mutually overlapping portions, and are adapted to the outer width dimension of the drum to be transported. The two steel frames or tubular shafts so that the shaft-hanging wires from both ends of the arm of the drum-hanging fitting have lengths of the arm of the drum-hanging fitting that are easily hooked at both ends of the shaft passed through the drum to be transported. 2. The variable drum suspension fitting according to claim 1, wherein the length of the arm of the drum suspension fitting is adjusted by overlapping, aligning the holes, and passing a fixing means. 3. A drum shaft attached to the drum suspension fitting body can be superposed by inserting one tubular shaft into the other tubular shaft, and two drum shafts having holes through which fixing means pass are provided at mutually overlapping portions. In order to easily hook the shaft suspension wires from both ends of the arm of the drum suspension fitting of variable length on both ends of the drum shaft according to the outer width of the drum to be transported, Stack the tubular shafts of the book,
The variable drum suspension fitting according to claim 1, wherein the length of the drum shaft is adjusted by aligning the holes and passing a fixing means. 4. A storage drum capable of winding the shaft suspension wire and a storage drum capable of winding the hook hanging wire are provided at both ends of an arm whose length of the drum suspension metal fitting is adjustable. The length of the shaft suspension wire and the hook hooking wire is adjusted by moving a wire in and out of the storage drum according to a flange diameter of the drum and a distance to the derrick hook. The variable drum suspension fittings described. 5. A wire having a large number of ring-shaped hooks attached to the body of the drum suspension fitting is prepared in advance, and the wire of the ring-shaped hooks is provided in accordance with the outer width dimension and / or the flange diameter of the drum to be transported. 2. The variable drum suspension fitting according to claim 1, wherein the position is selected to correspond to the adjustment of the length of the shaft lifting wire and the adjustment of the hook hanging wire.