JP5417282B2 - Cable clamp - Google Patents

Description

  The present invention relates to a cable retainer used when a communication line such as an optical cable or a telephone line is branched from a main line or pulled into a building from a utility pole.

  What is configured by protruding a latching hook that latches on a branch hardware or a building wall surface, etc. at one end in the longitudinal direction of the retainer main body in which a winding part that winds and holds the support wire is arranged side by side. (For example, Patent Documents 1 and 2).

JP 2004-343834 A Japanese Utility Model Publication 3-47399

  In the conventional structure, the support wire is pulled and fixed to the winding portion and wound and fixed, and the support wire is stretched.For example, the communication wire is supported and retained on the support wire. Not only is the winding operation for the winding part complicated, but because it is not configured to assemble a plurality of support wires, when retaining multiple communication lines, the number of retaining devices Need.

  An object of the present invention is not only to avoid winding work but also to provide a cable retainer that can be secured by separately assembling support wires for a plurality of communication lines and the like.

  A clasp main body, and a clasp for projecting at one end in the longitudinal direction of the main body to catch a clasp ring at the tip of a clasp provided on a building or the like, the clasp main body is The first and second pairs of clamping members are overlapped with each other via the hooks and clamped to each other by a clamping bolt and a clamping nut screwed to the clamping bolt. Each of the ends along the longitudinal direction is provided with a holding groove for engaging and holding a half of the cable support line, and one end of each of the holding members that overlaps the holding groove on the outer surface with respect to the inner side surface Provided with a second clamping groove for engaging one half of the other cable support line, and a clamping groove for engaging the other half of the other cable support line relative to the second clamping groove in the clamping material. Overlapped and assembled so as not to overlap with the clamping bolt Additional clamping member assembled with belt and nut in said clamping member is of a configuration provided on the outer side surface and opposing surface.

  According to the present invention, it is possible to provide a fastening device that can be assembled without the need to bend and deform the support wires and improve workability. Sometimes it can be freely assembled independently of the other support lines, and the space area when holding a plurality of cables can be simplified and the appearance can be improved.

Sectional drawing which shows a use condition. Xx sectional view taken on the line of FIG. Sectional drawing which decomposed | disassembled and showed a part of use condition. Sectional drawing. The side view of FIG. FIG.

  The drawings show one embodiment of a cable clamp according to the present invention, in which one, two or three cable support lines are selectively clamped and one or With two cables (support lines) retained, one or two additional cables can be applied to retain two or three cables (support lines). The selection of the number of cables to be fastened is made up of the clasp main body 1A and the hook 5 alone, or one or both of the pair of additional holding members 2, 2 'are assembled to the main body 1A of the clasp A This can be achieved by assembling by using the bolts 13 and 13 'and the assembling nuts 14 and 14' so as to retain a plurality of support lines (with the same retaining direction).

  The clasp main body 1A is configured such that a pair of clamping members 1 and 1 'are fastened to each other by a clamping bolt 3 and a clamping nut 4 via a latching rod 5, and the support wire a is clamped by the clamping materials 1 and 1'. , It functions as the retainer A alone.

  That is, the ring-shaped hooking ring 5a formed by the hooking hook 5 is hooked on a receiving material 6 provided on the wall surface w of the house, for example, a cable holding point, and a single cable support line a is attached. It functions as a retainer A by retaining, and when retaining two or three cables, add one or both of a pair of additional sandwiching materials 2, 2 'to the additional state. It functions as a main body 1A of a certain retainer A.

  The pair of sandwiching materials 1 and 1 ′ are substantially symmetrical rectangular parallelepipeds, and one sandwiching material 1 has a fitting groove 7 at the center along the longitudinal direction of the inner surface 1 a facing the other sandwiching material 1 ′. The through hole 8 and the second through hole 9 are sequentially arranged from the rear end surface 1d in the direction of the front end surface 1c, and on one side along the longitudinal direction of the inner side surface 1a, one end on the front and rear front end surface 1c side and the rear end surface 1d side A holding groove 11A for holding the support line a with the other end opened is provided, and, similarly to the holding groove 11A, another support line with the other end on the front end face 1c side and the other end on the rear end face 1d side opened. The second clamping groove 11B for clamping a 'is provided on one side of the outer side surface 1b with respect to the inner side surface 1a along the longitudinal direction on the distal end surface 1c side from the position of the through hole 8.

  The through hole 8 has a large diameter on the outer side surface 1b side and the clamping nut 4, and the second through hole 9 has a large diameter on the inner side surface 1a and engages the assembly nut 14. The fitting groove 7 is adapted to fit one of the end portions of the L-shaped leg flange portions 5b, 5b of the hooking rod 5.

  The other holding material 1 ′ includes a fitting groove 7 ′, a through hole 8 ′, and a second through hole 9 ′, like the one holding material 1, and, similarly to the one holding material 1, Engaging grooves 11A ′ and 11B ′ are provided, and the through hole 8 ′ on the one holding member 1 side has a part of a large diameter to engage the holding nut 4, whereas each part has the same diameter. The only difference is that the clamping bolt 3 is inserted as a columnar shape. As described above, the clamping bolt 3 is substantially symmetrical with respect to one clamping material 1.

  In addition, 1'a of illustration shows the inner surface of the other clamping material 1 ', 1'b shows an outer side surface similarly, 1'c shows a front end surface, 1'd shows a rear end surface.

  A pair of additional sandwiching materials 2, 2 '(similar to the sandwiching materials 1, 1', made of weathering resin) are substantially symmetrical with each other, and the front end surfaces 1c, 1 of the sandwiching materials 1, 1 ' Clamping on one side of the inner side surfaces 2a, 2'a, which is formed of a rectangular parallelepiped having a length that overlaps with a part of the ′ c side and faces the outer side surfaces 1b, 1′b of the clamping members 1, 1 ′ A holding groove that engages one half of the support line a in the same manner as the holding grooves 11B and 11B ′ at a position facing the holding grooves 11B and 11B ′ formed on the outer surfaces 1b and 1′b of the materials 1 and 1 ′. 11C, 11C ′ are provided, and the direction opposite to the holding grooves 11C, 11C ′, that is, the additional holding members 2, 2 ′, facing the outer side surfaces 1b, 1′b (of the holding members 1, 1 ′). Between the inner side surfaces 2a and 2'a and the outer side surfaces 2b and 2'b with respect to the inner side surfaces 2a and 2'a, screws are attached to the assembly nuts 14 and 14 '. There are provided through-holes 12 and 12 'for the assembly bolts 13 and 13' to be combined.

  The hooking rod 5 is bent into an annular shape that forms the center of the metal rod to form the hooking ring 5a, and a pair of leg rods 5b, 5b arranged in parallel with each other from the hooking ring 5a portion is provided at the tip portion. Are formed in an L shape bent at right angles in opposite directions.

  Then, the latching rod 5 is combined with the one holding member 1 so that the one leg rod 5b is fitted into the fitting groove 7, and is supported by the holding grooves 11A and 11A 'on the inner side surfaces 1a and 1'a. Both the holding members 1 and 1 are engaged so that the line a is engaged and the other holding member 1 'is fitted to the fitting groove 7' and the other leg rod 5b of the latching rod 5 is fitted. 'Are combined so that the inner side surfaces 1a and 1'a overlap with each other, and the tip of the clamping bolt 3 is inserted through the insertion hole 8' on the other clamping material 1 'side to penetrate the other clamping material 1' side. By screwing and tightening to the holding nut 4 pre-engaged with the hexagonal large-diameter portion of the insertion hole 8, the holding device A in one use state of the embodiment holding the support wire a can be obtained. The optical cable Ca provided with the support wire a by hooking the retaining ring 5a of the tool A on the receiving material 6 provided on the wall surface w of the house is, for example, the wall It is anchoring to w.

  The first and second pair of holding members 1 and 1 ′ are formed of a fastening tool main body and a hooking rod 5, which are configured by tightening a clamping bolt 3 and a clamping nut 4 via a hooking rod 5. A new (another) support line a ′ is engaged between the holding groove 11B of the outer surface 1b on the one holding member 1 side and the holding groove 11C of one additional holding member 2 of the holding device A in the working state. In such a manner, the assembly bolt 13 is screwed into the assembly nut 14 pre-engaged with the large diameter portion of the second through-hole 9 from the outer surface 2b side of the additional holding member 2 through the through-hole 12 and tightened. Then, the new support line a ′ is assembled in addition to the clasp A.

  In this assembled state, the additional clamping material 2 is arranged at a position that does not overlap with the clamping bolt 3 that clamps the clamping materials 1 and 1 ′, so that the clamping bolt 3 can be tightened or loosened freely. To be done.

  Similarly, another new support line a ″ is engaged between the holding groove 11C ′ of another additional holding material 2 ′ and the holding groove 11B ′ of the outer surface 1′b on the other holding material 1 ′ side. In this manner, an assembly nut 14 'previously engaged with the large diameter portion of the second through hole 9' is attached to the assembly bolt 13 'through the through hole 12' from the outside of the other additional sandwiching material 2 '. Are screwed together and tightened, the support line a ″ is additionally assembled to the retainer A, and even in this assembled state, the additional clamping material 2 ′ clamps the clamping materials 1 and 1 ′ together. Since the clamping bolt 3 is arranged at a position that does not overlap, the clamping bolt 3 can be tightened or loosened freely.

  In addition, the support which clamped the additional clamping materials 2 and 2 'to the clamping materials 1 and 1' using the assembly bolts 13 and 13 'and the assembly nuts 14 and 14', and was clamped by the clamping materials 1 and 1 '. When it becomes necessary to add and hold one or both of the support lines a ′ and a ″ to the line a, the assembly bolts 13 and 13 ′ are loosened as appropriate, and the support lines a ′ and a ″. One or both of them may be sandwiched between the sandwiching materials 1 and 1 'and the additional sandwiching materials 2 and 2' and held.

  Further, the illustrated support lines a, a ′, and a ″ are configured so as to be integrated with the optical cable main line and the reinforcing line so that the optical cable is formed, and the support lines a, a ′, a ″ are assembled to the clasp A while being integrated with the optical cable main line and the like. However, it may be partly separated from a reinforcing wire or the like (generally performed), and the separated part may be assembled to the retainer A. The application of not only support lines but also support lines for telephone lines and power lines is not denied.

1, 1 'clamping material 1a, 1'a inner side surface 1b, 1'b outer side surface 2, 2' additional clamping material 3 clamping bolt 4 clamping nut 5 retaining rod 6 receiving material 11A, 11'A clamping groove 11B, 11'B 2nd clamping groove 11C, 11'C Holding groove 13 Assembly bolt 14 Assembly nut

Claims (1)

  A clasp main body, and a clasp for projecting at one end in the longitudinal direction of the main body to catch a clasp ring at the tip of a clasp provided on a building or the like, the clasp main body is The first and second pairs of clamping members are overlapped with each other via the hooks and clamped to each other by a clamping bolt and a clamping nut screwed to the clamping bolt. Each of the ends along the longitudinal direction is provided with a holding groove for engaging and holding a half of the cable support line, and one end of each of the holding members that overlaps the holding groove on the outer surface with respect to the inner side surface Provided with a second clamping groove for engaging one half of the other cable support line, and a clamping groove for engaging the other half of the other cable support line relative to the second clamping groove in the clamping material. Overlapped and assembled so as not to overlap with the clamping bolt Additional clamping member assembled with belt and nut in said clamping member, provided on the outer surface and the opposing surface, the cable anchor member.

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