JP2596019Y2 - Equipment for cable extension - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for extending a cable.

[0002]

2. Description of the Related Art For example, when a cable is wired in a cave, the cable is supported by a cable fitting protruding from a wall of the cave, and the cable is supported on the cable fitting. The work, that is, the wire drawing work, is complicated, and a device for improving the workability is desired.

In view of this point, the present invention has been devised for the purpose of providing an apparatus for cable extension which improves workability of the extension operation.

[0004]

A supporting bracket is removably attached to a distal end of an existing cable receiver at a base thereof, and a mounting edge formed of a mounting hole or a mounting notch which is long in a direction crossing the cable is attached to the supporting bracket. A substantially U-shaped support rod portion of the cable hanger is inserted through the mounting edge portion by utilizing its elasticity, and the locking portions provided at both ends of the support rod portion are locked. The cable hanger has a structure in which a guide piece that is freely rotated by contacting the cable is attached to a support rod portion of a main rod including the support rod portion and the locking portion.

[0005]

1 and 2 show a first embodiment, FIG. 3 shows a second embodiment, and FIGS. 4 and 5 show an embodiment of an apparatus for extending a cable in a sinus according to the present invention. 6 shows a third embodiment, FIG. 6 shows a fourth embodiment, FIG. 7 shows a fifth embodiment, respectively, and FIGS. 8 and 9 show supporting brackets used in the first to fifth embodiments. .

FIG. 10 shows a sixth embodiment, FIG. 11 shows a seventh embodiment, FIG. 12 shows an eighth embodiment, FIG. 13 shows a ninth embodiment, and FIG. 14 shows a tenth embodiment. FIG. 15 and FIG. 16 show a support fitting used in the sixth to tenth embodiments.

FIGS. 8 and 9 show the first to fifth embodiments.
The first metal bracket B1 in each of the first and second embodiments, the second cable bracket B2 in the third embodiment, the third cable bracket B3 in the fourth embodiment, and the fifth embodiment. In the example, the metal fittings are mounted on a board B 'for mounting a receiving object, and the first cable hanger Da is mounted on the supporting bracket A1.

In the sixth to tenth embodiments, FIG.
Using the support A2 shown in FIG. 15 and FIG. 15, the first cable receiver B1 in the sixth embodiment, the second cable receiver B2 in the seventh embodiment, and the second cable receiver B2 in the eighth embodiment. Four cable receivers B4, the board B 'in the ninth embodiment, and the rail trough Bb in the tenth embodiment, and a second cable hanger D attached to the support bracket A2.
b is assembled.

The first cable hanger Da used in the first to fifth embodiments forms a support rod 1 by bending a metal rod into a U-shape, and connects both ends of the support rod 1 to an arc. Are bent into a U-shape in the directions facing each other to form locking pieces 2, 2, and the U of the supporting rod 1 is provided between the locking pieces 2, 2 and the supporting rod 1.
The supporting rod portion 1 is bent in a U-shape in a side view with respect to the
The main body 4 is formed by forming the operation pieces 3 and 3 in the direction opposite to the direction in which the locking piece 2 projects from the main body 4, and penetrates the support rod 1 of the main body 4. A large number of guide pieces (made of synthetic resin) 5, 5...
A base 6 'of a regulating rod 6 having a guide piece 5, 5 ... pivotally supported at its intermediate portion in the same manner as the main rod 4 is rotatably assembled. Is provided with a hook 7 which is engaged with the other side of the receiving rod portion 1 so as to be freely engaged and disengaged. The elastic pieces of the main rod 4 allow the engaging pieces 2 and 2 to approach each other. The hook 7 of the regulating rod 6 is engaged with the receiving rod 1 so as to be freely engaged and disengaged.

The second cable hanger Db used in the sixth to tenth embodiments has a deformed U-shape by bending one side of the U-shape of the main rod 4 to provide an arc portion 8, while forming the first cable hanger. The operation piece 3 provided in Da is omitted, and the guide piece 5 is positioned near the locking piece 2, and the rest is configured in substantially the same manner as the first cable hanger Da.

In the figure, 9 is each cable hanger D
The receiving ring is attached to a and Db.

The support bracket A1 used in the first to fifth embodiments (hereinafter, referred to as a first support bracket) is formed by assembling a metal main frame 10 and a holding frame 11 with each other. 10 is a pair of first and second side pieces 12b, 12b 'opposed to each other via the center piece 12a and the center piece 12a.
A support portion 13 comprising a center piece 13a and a pair of first and second side pieces 13b and 13b 'opposed to each other via the center piece 13a via the center piece 13a.
The main body frame 10 is formed by welding one end in the longitudinal direction. The mounting hole 1 through which the tip 2a of the locking piece 2 of the first hanger Da passes through the first side piece 12b of the mounting portion 12 of the main frame 10.
4 is formed longer in the direction crossing the cable C in use, while the main rod 4 is inserted through the second side piece 12b 'so that the locking piece 2 overlaps the side piece 13b'. A mounting notch 15 to be aligned is provided to be long in the same direction as the mounting hole 14,
The inner diameter of the mounting notch 15 is substantially equal to the lateral width of the main rod 4 of the first cable hanger Da, and the opening width is substantially equal to the inner diameter of the mounting hole 14 in the longitudinal direction.

The notch 16 provided near the center of the rear end of the mounting notch 15 so as to be similar to the mounting hole 14 is intended to reduce the weight.

The holding frame 11 is formed in a frame shape opposed to the support portion 13 of the main frame 10 and includes a center piece 11a and a pair of side pieces 11b and 11b '. 11 so that the one side piece 11b of the support portion 13 is located outside the one side piece 13b of the support portion 13 and the other side piece 13b 'is located on the other side piece 13b' of the support portion 13. Then, the two screws 11 and 13 are overlapped with each other, and the fastening screw 1 is inserted into the through holes 17 and 17 provided in each one of the side pieces 11b and 13b.
8, the screw tip 18a is screwed into a nut member 19 welded to the inner surface of one side piece 13b of the support portion 13, and the main frame 10 and the holding frame 11 are assembled to each other as described above. The metal fitting A1 is configured.

The support fitting (hereinafter referred to as a second support fitting) A2 used in the sixth to tenth embodiments is a first support fitting A
The main frame 10 is formed by welding one end in the longitudinal direction of the flat mounting portion 12A to the second side piece 13b 'of the supporting portion 13 configured in the same manner as the first supporting portion 13. A mounting notch 15 is provided in the portion 12A similarly to the first support fitting A1, and the main rod 4 of the second cable hanger Db is inserted into and engaged with the mounting notch 15, and the holding frame 11 and the It is configured in combination with the coil spring 20.

[0016]

FIG. 1 is a front view, and FIG. 2 is a side view. This first embodiment is based on an existing first cable receiver B1.
The other side piece 11b 'of the holding frame 11 is engaged with the groove 80, and the groove 80 is inserted between this side piece 11b' and the other side piece 13b 'of the main frame support 13. Bottom piece 80a
The first support bracket A1 is fixed to the first cable receiving object B1 by tightening the tightening screw 18 with the interposition of the first support bracket A1 and the operating piece 3 is used to reduce the diameter between the support rods 1 and 1 through the opening. The support rod 1 is engaged with the mounting notch 15,
The locking piece 2 is supported by the side piece 12b 'of the support fitting mounting portion 12, and the first hanger Da is assembled to the first support fitting A1 to form the present apparatus.

Note that the regulating rod 6 in the first embodiment is
In the drawing, the so-called jumping due to a height difference or the like is prevented as much as possible during the extension work of the cable C so that the cable C is always in contact with the guide piece 5 so that the movement of the cable C is smooth.

[0018]

FIG. 3 is a front view of a second embodiment, and FIG.
In this embodiment, the mounting direction of the first support member A1 to the cable receiving member B1 is changed in the same manner as in the first embodiment, and the first supporting member A1 is held by clamping the entire front end of the groove 80 of the first cable receiving member B1. An embodiment in which the metal fitting A1 is attached to the supporting hardware B1 and the slope is located in a cave is shown, and the rest is the same as the first embodiment.

[0019]

[Third Embodiment] A third embodiment is directed to a first cable receiving member B1.
FIG. 4 shows a partially cutaway front view, FIG. 5 shows a plan view, and the rest is almost the same as the first embodiment.

[0020]

Fourth Embodiment FIG. 6 is a front view of the fourth embodiment. The cable receiver of this embodiment, that is, the third cable receiver B3 has a distal end bent in an L-shape in the lateral direction. This example of the apparatus is configured by assembling the first support fitting A1 on the tip end with the fastening screw 18 so as to stand upright.

In this example of the apparatus, the first hanger Da is arranged in the horizontal direction, so that the guide piece 5 assembled to the regulating rod 6 is rotated in contact with the cable C, so that the towing operation of the cable C can be smoothly performed. It is made to be performed.

[0022]

Fifth Embodiment A fifth embodiment shown in FIG. 7 shows an example in which the device of the present invention is installed on a metal mounting board B 'which is installed in a tunnel to mount a cable receiving object. In the example, the first cable hanger D using the mounting hole 14 is used.
a is attached to the first support fitting A1.

[0023]

Sixth Embodiment FIG. 10 is a front view of a sixth embodiment. In the sixth embodiment, a first cable fitting B1 is formed by using a second support fitting A2 in which the holding frame 11 is omitted in the same manner as in the first embodiment. The second support bracket A2 is combined with a second cable hanger Db to obtain the present apparatus.

In the sixth embodiment, when an external force is applied to the second cable hanger Db in the upward direction in FIG. 10 during the cable extending operation, the guide piece 5 or the receiving ring 9 is connected to the second support bracket A2. Since it is arranged close to the mounting portion 12A, it comes into contact with the mounting portion 12A to regulate the external force.

In the first to fifth embodiments,
The side piece 12b of the mounting portion 12 is adapted to correspond to the external force.

The remaining points are almost the same as those in the first embodiment, and the description is omitted.

[0027]

Seventh Embodiment FIG. 11 shows a front view of the seventh embodiment.
In the seventh embodiment, a holding frame 11 and a main frame 10 are combined with each other, and a coil spring 20 is interposed between one side piece 11b of the holding frame 11 and one supporting portion side piece 13b of the main frame 10. In this way, the space between the other side piece 11b 'of the holding frame 11 and the other side piece 13b' of the support portion 13 is maintained, so that it can be easily assembled with the second cable receiving member B2. Things.

The remaining points are the same as in the sixth embodiment.

[0029]

Eighth Embodiment A cable receiver B4 according to an eighth embodiment shown in FIG. 12 has a tip portion bent in an L-shape in the vertical direction, and a second cable hanger Db is attached to the tip portion. The device according to the present invention is configured by attaching the second support fitting A2.

The rest is almost the same as in the sixth embodiment.

[0031]

Ninth Embodiment FIG. 13 is a front view of a ninth embodiment.

In the ninth embodiment, the second cable hanger Db
And a second support fitting A2 to which a mounting board B 'is attached. The remainder is the same as in the sixth embodiment.

[0033]

[Tenth Embodiment] The tenth embodiment is directed to a cable receiver B1, B2, B provided in the sinus passage according to the first to ninth embodiments.
3, B4 and the substrate B 'constitute a cable receiver, while the trough Bb is used as a cable receiver.
The second cable hanger D as shown in FIG.
b.

[0034]

Other Embodiments Of course, the second cable hanger Da may be applied to the first support A1, or the first cable hanger Db may be applied to the second support A2.

If one end of a string such as a chain is attached to each of the cable hangers Da and Db, and the other end is attached to the support brackets A2 and A1, the cable C can be moved to the cable receiving side. There is no danger that the hangers Da and Db will fall.

For example, the cable hanger used for the second support A2 does not necessarily require the locking piece 2,
A screw may be screwed into both ends of the main rod 4 to replace the locking piece 2.

[0037]

[Effect of the Invention] Since the present invention has the configuration as described above,
This device can be easily obtained by attaching a support bracket and detachably attaching a cable hanger to the support bracket, and therefore, a device for guiding a cable can be easily obtained. Workability can be improved.

[Brief description of the drawings]

FIG. 1 is a front view of a first embodiment.

FIG. 2 is a side view of the first embodiment.

FIG. 3 is a front view of a second embodiment.

FIG. 4 is a partially cutaway front view of the third embodiment.

FIG. 5 is a plan view of a third embodiment.

FIG. 6 is a front view of a fourth embodiment.

FIG. 7 is a front view of a fifth embodiment.

FIG. 8 is a front view of a first support fitting.

FIG. 9 is a side view of the first support fitting.

FIG. 10 is a front view of a sixth embodiment.

FIG. 11 is a front view of a seventh embodiment.

FIG. 12 is a front view of the eighth embodiment.

FIG. 13 is a front view of the ninth embodiment.

FIG. 14 is a front view of the tenth embodiment.

FIG. 15 is a front view of a second support fitting.

FIG. 16 is a plan view of a second support fitting.

[Explanation of symbols]

 Da 1st cable hanger Db 2nd cable hanger A1 1st support bracket A2 2nd support bracket B1 1st cable support B2 2nd cable support B3 Third cable support B4 Fourth cable support B 'Mounting board Bb Trough 1 Supporting rod 2 Locking piece 4 Main rod 5 Guide piece

Claims (1)

(57) [Scope of request for utility model registration] 1. A supporting bracket is detachably attached to a distal end portion of an existing cable receiver at a base portion, and a mounting edge portion including a long mounting hole or a mounting cutout in a direction crossing the cable is provided on the supporting bracket. A substantially U-shaped support rod portion of the cable hanger is inserted into the edge portion by utilizing its elasticity, and the locking portions provided at both ends of the support rod portion are locked, and the cable hanger includes: An apparatus for extending a cable, wherein a guide piece which is freely rotatable by contacting the cable is attached to a supporting rod portion of a main rod comprising the receiving rod portion and a locking portion.