JP2679672B2 - Cable drum carrier - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a carrying device for a cable drum, and more particularly, to a carrying device on which a brim of the cable drum can be placed to easily carry the cable drum.

[0002]

2. Description of the Related Art Conventionally, in a construction site where electrical work is carried out, after carrying a cable drum around which a cable is wound into the site, the cable drum is moved to a required position and the cable is pulled out to carry out the electrical work. ing.

[0003]

By the way, the cable drum is composed of a cylindrical body around which the cable is wound and disc-shaped collars provided at both ends of the body in the axial direction. The wound cable drum weighs 1
It will be about tons. Then, conventionally, in order to move the cable drum at a construction site, the left and right brims of the cable drum are moved while rolling on the floor. At that time, as described above, since the weight of the cable drum is about 1 ton, several workers are required to move one cable drum, and there is a drawback that the work efficiency is poor. Moreover, when carrying a cable drum into an existing building for electrical work, it is necessary to lay a veneer on the floor so that the cable drum does not damage the floor of the building. However, there is also a drawback that it takes time to carry in and carry the cable drum.

[0004]

[Means for Solving the Problems] In view of such circumstances,
The present invention relates to a frame that supports a brim of a cable drum, a pair of left and right rollers rotatably provided at one end side of the frame with a predetermined space therebetween, and a pair of rollers provided between the pair of rollers. An inlet for introducing a collar, and a caster rotatably provided on the other end side of the frame and rotatable by 360 degrees with respect to the frame,
A stopper formed on the side opposite to the introduction port in the longitudinal direction of the frame, engaged with a collar mounted on the frame from the introduction port, and positioning the collar at a predetermined position in the longitudinal direction of the frame ; Above the inlet side
And a connecting portion for engagement with collar, the stopper height
Set it higher than the height of the connecting part and place it on the frame above.
Place the brim of the cable drum and engage the stopper and the connecting part.
When assembled, the axis of the cable drum is aligned with the above frame.
So that it is located closer to the roller than the center in the longitudinal direction.
In addition, the above inlet is rotating while a pair of left and right rollers are rotating.
Provided closer to the center of the frame than the heart
Hold the brim of the cable drum to and fix it to the frame
It is intended to provide a carrying device for a cable drum provided with a clamp mechanism .

[0005]

[Action] When moving the cable drum in such a configuration, first, the transporter of the cable drum is prepared one, you placed on a frame one of the flange of the cable drum from the inlet. At this time, the inlet is a pair of left and right.
It is provided closer to the center of the frame than the center of rotation of the rollers.
Therefore, when placing the collar on the connecting part of the frame,
The collar does not move and the collar is smooth on the carrier.
Can be placed on. And placed on the frame
The collar is positioned by being engaged with the stopper and the connecting portion.
However, at this time, set the height of the stopper above the height of the connecting portion.
Since it is also set high, the cable
The collar of the ram was placed and engaged with the stopper and the connecting portion.
In this case, the axis of the cable drum is
Be positioned closer to the roller than the center in the longitudinal direction.
Therefore, most loads on cable drums are
Casters have relatively low strength as they hang on
Can be used. In this way
The collar placed on the frame is framed by the clamp mechanism.
Since it is fixed to the system, it is safe to perform the following work.
Can be. That, if rolling the other flange while advancing the conveyor supporting the one collar Press Ke Burudoramu can easily move the cable drum. Further, since one brim of the cable drum is placed on the carrying device, when it is necessary to largely change the direction of the cable drum when moving the cable drum, the carrying device carrying one brim is required. By moving in an arc shape, the direction can be changed very easily. By the way, in the conventional case that does not use a carrier,
Although 4 to 5 workers were required to move one cable drum, the present invention allows the cable drum to be easily carried by two workers. Further, by preparing two transportation devices and supporting and moving both flanges of the cable drum by them, the cable drum can be transported more easily. Moreover, in this case, the cable drum is completely supported by the two carrying devices, and the brim of the cable drum does not contact the floor. Therefore, when transporting the cable drum in an existing building, it is not necessary to cover the floor with a veneer plate or the like to prevent damage.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the illustrated embodiments. In FIGS.
It is a carrying device for carrying (see FIG. 5). The carrying device 1 includes a frame 3 that supports a cable drum 2. The frame 3 includes a pair of left and right elongated guide portions 3a and 3b, and in FIGS. 1 and 2, the bifurcated holding portions 3c and 3d are respectively connected to the right end portions of the guide portions 3a and 3b. ing. The guide portions 3a and 3b and the holding portions 3c and 3d are
The plate-shaped first connecting portion 3e and the U-shaped plate-shaped second connecting portion 3f are integrally connected, and the upper surfaces of the horizontal portions of both members are at the same height. The distance between the left and right holding portions 3c and 3d is set larger than the thickness of the flange 2A of the cable drum 2 placed on the frame 3, and the holding portions 3c and 3d have the same diameter. , Rollers 4 and 4'having the same width are rotatably provided. The space between the holding parts 3c and 3d and the first connecting part 3e constitute the inlet A, and the collar 2A of the cable drum 2 is introduced from the inlet A to make the second connection. The collar 2A is placed on the portion 3f . It should be noted that both rollers 4, 4'are set such that the centers of rotation are located on the same straight line, and the first connecting portion 3e is arranged on both rollers 4, 4 '.
It is located closer to the central portion in the longitudinal direction of the frame 3 than the rotation center of the. On the other hand, the left end portions of the guide portions 3a and 3b are free ends 3a 'and 3b' that face each other, and the free end portions 3a 'and 3b' are formed on both sides of the movable member 5. 5a and 5b are slidably penetrated. The movable member 5 is formed in a box shape with its opening facing downward, and is movable in the longitudinal direction along the guide portions 3a and 3b. Guide parts 5a, 5
Bolts 6 are screwed into the threaded portions of b. The bolts 6 are loosened to move the movable member 5 to the required positions in the longitudinal direction of the guide portions 3a, 3b, and then the bolts 6 The guide parts 5a, 5b by tightening the
The movable member 5 can be fixed to the. A rotatable caster 7 is accommodated inside the movable member 5, and the connecting portion 7a of the caster 7 is superposed on the horizontal portion 5c of the movable member 5 from below by four bolts 8. It is fixed to the horizontal portion 5c. Therefore, the caster 7 can freely rotate 360 degrees with respect to the movable member 5 and the frame 3 in the horizontal plane. As shown in FIG. 1, in the present embodiment, the center of rotation when the caster 7 rotates in a horizontal plane with respect to the movable member 5, that is, the center C1 of the connecting portion 7a of the caster 7, is the center of the square horizontal portion 5c. It matches the center. Further, in the present embodiment, the height of the horizontal portion 5c of the movable member 5 is set higher than the upper surfaces of the above-mentioned connecting portions 3e and 3f. In this embodiment, the movable member 5, the guide portions 3a and 3b, the holding portions 3c and 3d, and the connecting portions 3e and 3f described above constitute the frame 3. On the center side of the frame 3 configured as described above, the guide portions 3a and 3b, the edge portion 5c ′ of the horizontal portion 5c of the movable member 5, and the second connecting portion 3 are provided.
A concave portion is formed by f and. In this embodiment, the flange 2 of the cable drum 2 is connected to the frame 3 from the introduction port A.
When A is introduced, one circumferential position of the collar 2A is supported on the second connecting portion 3f, and another circumferential position of the collar 2A is supported on the horizontal portion 5 of the movable member 5.
It is adapted to engage the edge 5c 'of c. In this way, by engaging the brim 2A with the edge portion 5c 'as a stopper, the brim 2A can be positioned at a predetermined longitudinal position on the frame 3 (see FIG. 2). In addition, in this embodiment, the brim 2 of the cable drum 2 is used.
When the A is placed and positioned on the frame 3 as described above, the movable member 5 has a clamp mechanism 1 as a fixing means so that the collar 2A does not move on the frame 3.
1 is provided. The clamp mechanism 11 includes a movable member 5
It is composed of a pair of brackets 12 connected to both side portions of and a tightening bolt 13 screwed to them, and a pin-shaped handle 14 is attached to the head of the tightening bolt 13. Then, as described above, the cable drum 2
When the collar 2A is supported and positioned on the frame 3, the handle 14 rotates both tightening bolts 13 to firmly clamp the collar 2A from both sides by their tip portions, thereby fixing the collar 2A to the frame 3. can do. Further, in this embodiment, when the brim 2A of the cable drum 2 is supported and positioned on the frame 3,
The axis C2 of the cable drum 2 where the center of gravity of the cable drum 2 is located is located above the second connecting portion 3f of the frame 3 (see FIGS. 1 and 6). In other words, the brim 2A of the cable drum 2 on the frame 3
When is mounted, the load point of the cable drum 2 is on the second connecting portion 3f. With this structure, after supporting the brim 2A of the cable drum 2 on the frame 3,
When fixed by the clamp mechanism 11, the cable drum 2
Since most of the load on the rollers is applied to the rollers 4 and 4 ', therefore, the casters 7 having relatively low strength can be used. (Explanation of Operation) In the above configuration, as shown in FIGS. 5 to 6, the cable drum 2 in which the cable 15 is wound around the body 2B.
The case of carrying one carrying device 1 of the present embodiment will be described. That is, in this case, first, in order to mount the brim 2A of the cable drum 2 on the carrying device 1, the auxiliary tool 16 shown in FIG. 7 is prepared. This auxiliary tool 1
6 includes a groove-shaped guide portion 16a having a U-shaped cross section, and flat plate-shaped mounting portions 16b and 16c at both front and rear ends of the guide portion 16a. Then, the mounting portion 16b on the front side is superposed on the first connecting portion 3e serving as the introduction port A of the carrying device 1 from above, while the mounting portion 16c on the rear side is overlapped.
On the floor. Then, in this state, the collar 2A on the right side of the cable drum 2 is rolled on the auxiliary tool 16, and the collar 2 is formed on the second connecting portion 3f of the frame 3.
Place A. At this time, as described above, the first connecting portion 3e of the frame 3 is provided on the inner side of the rotation center of the rollers 4 and 4 ', and the mounting portion 16b on the front side of the assisting tool 16 is provided. Since the first connecting portion 3e is superposed from above, the end of the frame 3 on the movable member 5 side is pushed downward by the load of the collar 2A rolling on the auxiliary tool 16. Therefore, when the collar 2A is placed on the second connecting portion 3f of the frame 3, the carrier device 1 is not displaced, and the collar 2A can be smoothly placed on the carrier device 1. In this manner, when the collar 2A is placed on the second connecting portion 3f of the frame 3 and then the collar 2A is further rotated, the other circumferential portion of the collar 2A serves as a stopper edge 5c '. , The collar 2A is positioned at a predetermined position on the frame 3 (FIGS. 1, 2, and 6). At this time, the axial center C2 of the cable drum 2, that is, the position of the center of gravity, is located vertically above the second connecting portion 3f. As a result, most of the load of the cable drum 2 is applied to the rollers 4 and 4 ', so that it is not necessary to use a caster 7 having a high strength, although the caster 7 is single. Next, as described above, when the right brim 2A is placed on the frame 3 of the carrying device 1, the brim 2A is clamped by the clamp mechanism 11 and the brim 2A is fixed to the frame 3, and then the auxiliary tool 1 is used.
6. Remove 6 from carrier 1. In this state, each of the left and right collars 2A may be pushed or pulled by one operator to roll and move the cable drum 2. At this time, in this embodiment, since the right brim 2A is supported by the carrier device 1, even two workers can easily move the cable drum 2. Further, when it is necessary to largely change the direction of the cable drum 2 during movement, the brim 2A mounted on the carrying device 1 may be moved in a large arc shape. By doing so, the direction of the cable drum 2 can be changed very easily. It is needless to say that the fixed position of the movable member 5 in the longitudinal direction of the frame 3 is adjusted before starting the transportation work depending on the size of the diameter of the flange 2A of the cable drum 2. And in this case, the brim 2A
Depending on the diameter of the cable, the axis C2 of the cable drum 2 may be located on the center side in the longitudinal direction of the frame 3 from the position on the second connecting portion 3f described above. At this time, one edge in the circumferential direction of the brim 2A placed on the upper surface of the second connecting portion 3f in the above-described embodiment is located at the inner edge portion 3f 'of the upper surface of the second connecting portion 3f (Fig. 2 (see 2). In other words, in this case, the collar 2A is supported by the edge portion 5c 'as a stopper and the edge portion 3f' of the second connecting portion 3f , and at the same time functions as a fixing means .
Movement of the frame 3 by an edge 3f of the second coupling portion 3f is ing to be blocked. As above mentioned, according to this embodiment, it can be easily moved one cable drum 2 with only two operators, moreover be performed easily turning the cable drum 2 in movement can Ru. Contact name in the embodiment described above, by using the carrier device 1 only one, has been described for moving the cable drum 2 is placed one of the flange 2A of the cable drum 2 in the transport device 1, 2 Cable drum 2 using carrier 1 of platform
Both the left and right collars 2A may be placed on the carrier device 1 and carried. In this case, the movement of the cable drum 2 is further facilitated, and damage to the floor surface at the moving location can be prevented. Therefore, when it is necessary to carry the cable drum 2 into an existing building for electrical work,
There is no need to cover the floor of the building with plywood. Therefore, conventionally, the work of covering the floor with a veneer plate or the like to prevent the floor from being damaged can be omitted, so that the work efficiency can be further improved.

[0007]

As described above, according to the present invention, the flare
A pair of left and right rollers are used to introduce the collar onto the frame.
Since it is provided closer to the center of the frame than the center of rotation of
The carrier is positioned when the collar is placed on the frame connection.
Places the collar smoothly on the carrier without misalignment
The effect of being able to do is obtained. And flare
Place the collar of the cable drum on the cable and connect it with the stopper.
When the cable drum is engaged with the
On the roller side of the longitudinal center of the frame
Most of the cable drums will be located
Load will be applied to the rollers, and as a result,
You can use a relatively low strength
The effect is obtained. In this way
The collar placed on the frame is framed by the clamp mechanism.
Since it is fixed to the frame, you can work safely.
The effect is obtained.

[Brief description of the drawings]

FIG. 1 is a plan view showing an embodiment of the present invention.

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a left side view of FIG. 2;

FIG. 4 is a right side view of FIG.

FIG. 5 shows a cable drum 2 according to the carrying device 1 of the present invention.
Front view showing the state during transportation

6 is a right side view of FIG.

FIG. 7 is a perspective view of an auxiliary tool 16 used when the collar A is placed on the carrying device 1.

[Explanation of symbols]

1 Carrying Device 2 Cable Drum 2A Collar 2B Body 3 Frame 4, 4'Roller 5 Movable Member 5c 'Edge (Stopper) 7 Caster 11 Clamp Mechanism (Fixing Means) A Inlet C2 Shaft Center of Cable Drum 2

Claims (2)

(57) [Claims] 1. A frame for supporting a brim of a cable drum, a pair of left and right rollers rotatably provided at one end of the frame with a predetermined space therebetween, and an upper frame provided between the pair of rollers. An inlet for introducing the brim, and rotatably provided on the other end side of the frame,
In addition, the caster that can rotate 360 degrees with respect to the frame is formed on the side opposite to the introduction port in the longitudinal direction of the frame, and engages with the collar mounted on the frame from the introduction port, and the collar is framed. a stopper you positioned at a predetermined position in the longitudinal direction of, provided on the inlet side
The height of the stopper is set to be higher than the height of the connecting portion.
Place the collar of the cable drum on the above frame.
When engaged with the stopper and the connecting part, the cable drum
The axis of is more than the center of the frame in the longitudinal direction.
It is configured so that it is located on the roller side, and the above-mentioned inlet is on the left.
Installed on the center side of the frame rather than the center of rotation of the pair of right rollers.
In addition, the cable drum collar is clamped between the above frames.
And a clamp mechanism for fixing the frame to the frame . 2. The frame in the longitudinal direction thereof
On the opposite side of the inlet, the required length along the length of the frame
Is equipped with a movable member that can be moved to
With the casters and the clamp mechanism,
In addition, the stopper is provided by the edge of the upper surface of the movable member.
The cable drum transport device according to claim 1, wherein the cable drum transport device is configured as follows .