JP2550025Y2 - Cable support bracket - Google Patents

Description

[Detailed description of the invention] "Industrial application field" The invention is a cable support for supporting a cable inserted into a slab through hole formed in a floor surface for laying a cable of a high-rise building such as a building, a hotel or an apartment. About metal fittings.

2. Description of the Related Art Conventionally, a cable is penetrated into a slab through hole formed in a floor surface on which a cable is laid, and a two-part cylindrical metal slab pot capable of positioning the cable in a center portion. Is inserted into the slab through hole, and the slab pot is filled with a refractory filler to seal the gap.

Further, when supporting and fixing a cable penetrating the inside of the slab through hole, the cable is clamped and fixed, and a cable supporting bracket that can be fixed to the slab pot is used.

"Problem to be solved by the present invention" Conventionally, a slab pot inserted into a slab through hole is:
Various sizes are used depending on the diameter of the cable to be penetrated.

For this reason, there has been a drawback that a number of cable support fittings fixed to the slab pot are required according to the type of the slab pot.

For this reason, there are drawbacks in that the management and handling of the cable support bracket are troublesome, and mass production is not possible, resulting in an increase in cost.

The present invention has been made in view of the above-mentioned conventional drawbacks, and has as its object to provide a cable support fitting that can be easily mounted and fixed to slab pots of various sizes.

Means for Solving the Problems In order to achieve the above object, the present invention provides a pair of cable clamping plates having a substantially semicircular concave portion formed in a central portion, which can clamp and fix a cable. Bolts each end formed at both ends of a pair of cable clamping plates,
Insertion holes for bolts and the like for tightening and fixing with tightening fixtures such as nuts, a pair of outwardly protruding base plates respectively fixed to lower ends of the pair of cable clamping plates, and a protrusion of the pair of base plates A cable support member main body comprising a pair of long holes formed in the pair of base plates such that the directions have a long diameter, and an upper portion of a slab pot capable of supporting the pair of base plates of the cable support member body A pair of substantially U-shaped support brackets having a locking portion that can be locked to the main body, a pair of insertion holes such as bolts respectively formed in upper pieces of the pair of support brackets, and a pair of the cable support bracket main body. A cable support fitting is constituted by fixing fittings such as bolts and nuts for tightening and fixing the pair of support fittings and the pair of base plates through the long holes of the base plate.

Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the drawings.

In the embodiment shown in FIGS. 1 to 8, reference numeral 1 denotes a slab through hole formed in the floor surface 2.

Reference numeral 3 denotes a cable penetrated into the slab through hole 1.

Reference numeral 4 denotes a slab pot made of a two-piece metal material into which the cable 3 can be positioned at a substantially central portion inserted into the slab through hole 1.

Reference numeral 5 denotes a cable support fitting of the present invention mounted on the upper part of the slab pot 4. The cable support fitting 5 has a substantially semicircular concave portion 6, 6 in which the cable 3 can be clamped and fixed at the center. A pair of formed cable holding plates 7, 7 and insertion holes 8, 8, 8, such as bolts formed on both ends of the pair of cable holding plates 7, 7, respectively.
8 and a pair of base plates 9, 9 projecting outward fixed to the lower end portions of the pair of cable holding plates 7, 7, respectively by welding or the like, and capable of being supported on the upper portion of the slab pot 4. And a pair of long holes 10 formed in the pair of base plates 9 and 9 such that the projecting direction of the pair of base plates 9 and 9 is a long diameter.
A positioning bracket 13 comprising a bolt 11 which is fixed to the position of the slab pot 4 so as to be adjustable in position and which can be brought into contact with an upper inner wall surface of the slab pot 4 and a nut 12 which is screwed with the bolt 11; Bolts 14, 8 inserted into the bolt insertion holes 8, 8 and 8
14. Tightening fixtures 16, 16 comprising nuts 15, 15 screwed to the bolts 14, 14.

Therefore, the slab pot 4 is inserted into the slab through hole 1 after the cable 3 is passed through the slab through hole 1 and the slab pot 4 is assembled so that the cable 3 is located at the center.

At this time, the upper flange portion 4a of the slab pot 4 comes into contact with the upper edge of the slab through hole 1.

Next, a portion of the cable 3 located above the slab pot 4 is tightened and fixed by the cable support 5 and the cable support 5 is locked on the upper portion of the slab pot 4.

That is, bolts 14, 14 are inserted into insertion holes 8, 8, and 8, 8, respectively, of bolts and the like at both ends of the pair of cable clamping plates 7, 7, and nuts 15, 15 are screwed into the bolts 14, 14, respectively. And a pair of cable clamping plates 7, 7
The cable 3 can be clamped and fixed in the recesses 6, 6.

In addition, bolts are inserted into the long holes 10, 10 of the pair of base plates 9, 9.
11 and 11, respectively, and the heads 11a and 1 of the bolts 11 and 11 are inserted.
In the state where 1a is in contact with the upper inner wall surface of the slab pot 4, the nuts 12, 12 are screwed and fixed to the bolts 11, 11, respectively.
The cable support 5 is locked to the slab pot 4.

Thereafter, the slab pot 4 is filled with a refractory filler 17 to close the gap.

Positioning brackets can be used for slab pots of different sizes.
By changing the position of the thirteenth, it is possible to easily mount as shown in FIG.

"Different Embodiments of the Present Invention" Next, different embodiments of the present invention shown in FIGS. 9 to 25 will be described. In the description of these embodiments, the same components as those of the embodiment of the present invention will be denoted by the same reference numerals, and redundant description will be omitted.

The main difference between the embodiment shown in FIGS. 9 to 14 and the embodiment of the present invention is that the cable support fitting 5A is a cable support fitting main body 5 formed as shown in FIGS. 1 to 8. And a pair of support fittings 1 capable of supporting a pair of base plates 9 of the cable support fitting body 5.
8 and 18, the pair of support fittings 18 and 18 are a U-shaped support fitting main body 19, and this support fitting main body 19
A locking portion 20 formed on the lower piece 19a of the slab pot 4 and locking the upper inner wall surface of the slab pot 4;
In the case where the refractory filler 17 is formed in the shape of a truncated cone on the upper part of the slab pot 4 by using the cable support fitting 5A thus configured in that it is constituted by the bolt insertion hole 21 formed in the b. Can be used for

In addition, a pair of base plates 9, 9 having long holes 10, 10 and a pair of support brackets 18, 18 are also provided for slab pots having different sizes.
Bolts 11, 11 respectively inserted into the bolt insertion holes 21, 21 formed in the nut, and nuts screwed with the bolts 11, 11
Mounting can be easily performed by adjusting the positions of the positioning fittings 13 and 13 composed of 12 and 12.

In the embodiment of FIGS. 15 to 17, the main difference from the embodiment of the present invention is that a pair of support fittings 18A, 18A having locking portions 22, 22 formed at the distal ends of lower pieces 19a, 19a are provided. In the same manner as in the embodiment of the present invention, the cable supporting bracket 5B configured as described above is similar to the embodiment of the present invention in that the cable supporting bracket 5B is used by being attached to the cable supporting bracket main body 5 so that the opening side is located inside. An effect can be obtained.

In the embodiment of FIGS. 18 to 20, the main difference from the embodiment of the present invention is that a base plate 9A supported on the upper portion of the slab pot 4 and a portion near one end of the base plate 9A are located on both sides. After cutting to a substantially central portion, the fixed-side cable clamping plate 23 is formed by bending so that the central portion becomes the concave portion 6 at a substantially right angle, and the fixing brackets 16 and 16 are tightened to the fixed-side cable clamping plate 23. A movable-side cable clamping plate 24 having a concave portion 6 formed in a central portion capable of being fixedly fastened; and a base plate having a longer diameter in a direction outward from a position closer to the central portion of the base plate 9A.
The same operation and effect can be obtained in the cable supporting bracket 5C configured as described above in that the cable supporting bracket 5C is configured by the pair of elongated holes 10 and 10 formed in 9A.

In addition, the 21st is attached to the base plate 9A of the cable support bracket 5C.
As shown in the figure, a pair of support fittings 18, 18 may be attached and used.

The main difference between the embodiment of FIGS. 22 to 24 and the embodiment of the present invention is that a cable hole 26 having a cutout 25 is formed in a base plate 9B. The same operation and effect can be obtained even with the cable support fitting 5D using the plate 9B.

In addition, the 25th is attached to the base plate 9B of the cable support fitting 5D.
As shown in the figure, a pair of support fittings 18, 18 may be attached and used.

In the embodiment of the present invention, a bolt and a nut are used as the positioning metal fitting and the fastening metal fitting. However, the present invention is not limited to this, and a rivet or the like may be used.

"Effect of the present invention" As is clear from the above description, the present invention has the following effects.

(1) a pair of cable clamping plates having a substantially semi-circular concave portion capable of clamping and fixing the cable at the center;
Bolts, insertion holes for bolts and the like for tightening and fixing both ends formed at both ends of the pair of cable holding plates with tightening fixtures such as nuts, and lower end portions of the pair of cable holding plates. A cable support fitting body comprising a pair of fixedly protruding outwardly extending base plates and a pair of long holes formed in the pair of base plates such that the projecting direction of the pair of base plates has a long diameter; A pair of substantially U-shaped support brackets having a locking portion that can be locked to an upper part of a slab pot capable of supporting a pair of base plates of the cable support bracket main body; The pair of support brackets and the pair of base plates are tightened and fixed through the insertion holes of the bolts and the like formed in the upper pieces and the elongated holes of the pair of base plates of the cable support bracket main body. The slab pot can be easily changed from a large slab pot to a small slab pot by changing the position of the positioning fittings to be attached to the long holes formed in the pair of base plates. Can be locked.

Therefore, it is not necessary to prepare a cable support fitting of a type corresponding to the size of the slab pot as in the related art, so that storage and inventory management are easy and economical use is possible.

(2) According to the above (1), mass production is possible and cost can be reduced.

(3) According to the above (1), the cable can be securely locked to the slab pot.

Therefore, it is possible to reliably prevent the movement of the cable and the deflection at the slab pot portion, and to efficiently prevent the occurrence of a gap.

(4) According to (1), since the structure is simple, it can be easily installed.

(5) According to the above (1), even when the refractory filler is raised on the upper part of the slab pot, the cable can be supported in a state of being locked to the slide pot.

(6) Claim 3 has the same effect as (1) to (4).

[Brief description of the drawings]

1 is a cross-sectional view showing a use state of the present invention, FIG. 2 is a plan view of FIG. 1, and FIGS. 3 to 7 are front views, plan views, and bottom views showing an embodiment of the present invention. , Side view, FIG.
FIG. 8 is a sectional view taken along line 7, FIG. 8 is a sectional view showing an embodiment of the present invention mounted on a large slab pot, FIG.
FIG. 14, FIG. 15 to FIG. 17, FIG. 18 to FIG. 20, FIG.
FIG. 22, FIG. 22 to FIG. 24, and FIG. 25 are explanatory views showing different embodiments of the present invention. 1: Slab through hole, 2: Floor, 3: Cable, 4: Slab pot, 5, 5A to 5D: Cable support bracket, 6: Concave, 7: Cable clamp plate, 8: Bolt insertion hole, 9, 9A , 9B: base plate, 10:
Slot, 11: Bolt, 12: Nut, 13: Positioning bracket, 14: Bolt, 15: Nut, 16: Tightening fixture, 17: Fireproof filler, 18, 18A: Support bracket, 19: Support bracket body, 20 : Locking part,
21: bolt insertion hole, 22: locking portion, 23: fixed-side cable clamping plate, 24: movable-side cable clamping plate, 25: notch.

Continued on the front page (56) References Japanese Utility Model Sho 55-126018 (JP, U) Japanese Utility Model Sho 55-89457 (JP, U) Japanese Utility Model Hei 2-67184 (JP, U)

Claims (3)

(57) [Scope of request for utility model registration] 1. A pair of cable clamping plates each having a substantially semicircular concave portion at which a cable can be clamped and fixed at a central portion, and a pair of cable clamping plates formed at both ends of the pair of cable clamping plates. An insertion hole for a bolt or the like for tightening and fixing both ends with a fastening fixture such as a bolt and a nut, a pair of outwardly protruding base plates fixed to lower ends of the pair of cable clamping plates, and a pair of the base plates, respectively. A cable supporting member main body comprising a pair of long holes formed in the pair of base plates such that the projecting direction of the base plate becomes a long diameter, and supporting the pair of base plates of the cable supporting member main body. A pair of substantially U-shaped support brackets having a locking portion that can be locked to an upper portion of a slab pot that can be formed, and insertion holes for bolts and the like formed in upper pieces of the pair of support brackets, respectively. The cable support bracket pair of base plates the pair of support brackets and a pair of base plates and bolts for fastening the through long hole of the main body, the cable supporting bracket, characterized in that comprising a fixing bracket such as a nut. 2. A base plate capable of being supported on an upper portion of a slab pot, and a fixed portion having a substantially semi-circular arc-shaped concave portion for holding and fixing a cable in a central portion formed on one side surface of the base plate. A movable cable holding plate having a side cable holding plate and a substantially semi-arc-shaped concave portion for holding and fixing a cable in a central portion which can be attached to face the fixed side cable holding plate. And inserting the movable-side cable holding plate into the insertion holes such as bolts formed at both ends of the movable-side cable holding plate and the fixed-side cable holding plate for fastening and fixing the movable-side cable holding plate to the fixed-side cable holding plate. A fastening fixture consisting of a bolt to be bolted and a nut or the like screwed to the bolt, and a pair of long holes formed in the base plate so as to have a longer diameter in the outward direction than the central portion of the base plate, This Cable support bracket characterized by comprising a pair of upper inner wall surface and the contact securing may bolts each mounted slab pots elongated holes, alignment ferrule of nuts. 3. A base plate capable of being supported on an upper part of a slab pot, a cable insertion hole having a cutout opening outwardly formed at a substantially central portion of the base plate so that a cable can be positioned, and A fixed-side cable clamping plate having a substantially semi-arc-shaped concave portion for clamping and fixing a cable in a central portion fixed so as to be positioned on a side opposite to the notch portion of the cable insertion hole; A movable-side cable holding plate having a substantially semicircular concave portion for holding and fixing a cable in a central portion which can be attached to face the cable holding plate, and a movable-side cable holding plate. A bolt inserted into an insertion hole such as a bolt formed at both ends of the movable-side cable clamping plate and the fixed-side cable clamping plate to be tightened and fixed to the fixed-side cable clamping plate; and A pair of elongated hole and fastened bracket made of nuts, formed on the base plate so that the major axis outward from the center portion toward the base plate to be engaged,
A cable support fitting comprising bolts, nuts, and other positioning fittings that can be fixedly contactable with the upper inner wall surface of the slab pot attached to each of the pair of long holes.