JP2006020449A - Cable clamp - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cable clamp of simple structure wherein sufficient strength of installation of the cable clamp on a supporting material is obtained, the time required for installing it on a supporting material is shortened, and a machining cost is reduced. <P>SOLUTION: A cable clamp 1 is used so that, when installed on a supporting material, it clamps cables in that position of installation. The cable clamp 1 includes a mount base 2 and a machine screw 3. A leg 7 that is to be fit into a circular hole formed in the supporting material is formed on the rear face of the mount base 2 so that it is protruded from the rear face. A machine screw hole 8 into which the machine screw 3 is to be screwed is so formed that it penetrates the leg 7 as well. A slit 9 is formed in the machine screw hole 8 in the direction of its axis substantially over the entire length of the leg 7. The cable clamp is so constructed that, with the leg 7 fit into the circular hole, the machine screw 3 is firmly screwed into the machine screw hole 8. Thus, the leg 7 is elastically deformed, and the slit is widened. As a result, the leg 7 is fit and secured in the circular hole, and the mount base 2 is fixed on the supporting material. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

The invention of the present application relates to a cable clamp, and in particular, various facilities installed in the factory and in the factory.
The present invention relates to a cable clamp that is used for clamping cables such as electric wiring at a predetermined position of a support member such as a support in an apparatus.

Conventionally, various types of cable clamps have been used. The cable clamp 01 shown in FIG. 8 includes a mount base 02, a screw 03, and a tie band (not shown) as in the invention of the present application. As shown in a), a tap hole 06 is formed in the support material 05 in advance, and in this tap hole 06,
As shown in FIG. 5B, the mount base 02 is fixed to the support member 05 by screwing the screws 03 through the through-holes 08 formed in the central portion of the mount base 02. (See (c) in the figure). For this reason, it is necessary to previously form the tap hole 06 in the support material 05, and the attachment time is increased accordingly, and the processing cost is increased.

The cable clamp is composed of two parts, a leg part fixed to the support member and a clamp part attached to the upper side of the leg part and capable of holding cables. On the other hand, there is a clamp part that can be attached later (Japanese Patent Laid-Open No. Hei 10).
-26262). However, in this case, the structure is somewhat complicated, and the joint part of the two parts becomes the base part of the leg, so the joint strength between the two parts,
If checked, there is a possibility that the holding power of the cables cannot be sufficiently obtained.
JP-A-10-26262

The invention of the present application solves the above-mentioned problems of conventional cable clamps, provides a simple structure, sufficient mounting strength of the cable clamp to the support material, and shortens the mounting time to the support material. Another object of the present invention is to provide a cable clamp that can reduce processing costs.

The above problems can be solved by the following invention described in each claim of the present application.
That is, according to the first aspect of the present invention, a cable clamp that is attached to a support member and used to clamp cables at the attachment position includes a mount base and a screw. The base is provided on the back surface thereof so that a leg portion that fits into a circular hole formed in the support material protrudes, and also through the leg portion,
A screw hole into which the screw is screwed is formed so that a slit is formed along the axial direction of the screw hole over substantially the entire length of the leg portion, and the leg portion is fitted into the circular hole. In this state, the screw is firmly screwed into the screw hole, the leg portion is elastically deformed, and the slit is widened, so that the leg portion is fitted into the circular hole, and the mount base is A cable clamp characterized by being fixed to a support material.

Since the invention described in claim 1 is configured as described above, the cable clamp includes a mount base and a screw, and supports a leg portion provided so as to protrude from the back surface of the mount base. When the screw is tightly screwed into the screw hole penetrating the mount base so as to penetrate the leg part while being inserted into the circular hole formed in the leg part, the leg part is elastically deformed and the slit is widened. Thus, the leg portion is firmly fitted in the circular hole, and the mount base is firmly attached to the support member and fixed. Therefore, with a simple structure, sufficient attachment strength to the support member can be obtained, and the cable clamp with reduced attachment time to the support member and reduced processing costs can be obtained.

The invention described in claim 2 is the cable clamp according to claim 1, wherein the cable clamp further includes a tie band, and the side on which the leg portion protrudes is defined on both sides of the mount base. A bank having an opening through which the tie band is inserted is formed on the opposite side.

This makes it possible to use a tie band to directly clamp the cables, making it easy and reliable to hold the cables, and forming tie bands on both sides of the mount base. The tie band can be easily and reliably locked to the mount base by being inserted through the opening of the bank.

According to a third aspect of the present invention, in the cable clamp of the first or second aspect, the mount base is made of a synthetic resin material.

Thereby, the mount base can be easily manufactured at low cost, and the processing cost of the cable clamp can be further reduced.

As described above, according to the cable clamp of the invention of the present application, a cable clamp having a simple structure, sufficient mounting strength to the support material, reduced mounting time to the support material, and reduced processing costs. Obtainable.

A cable clamp, which is attached to a support member and used to clamp cables at the attachment position, includes a mount base and a screw. The mount base is provided with a leg portion that protrudes into a circular hole formed in the support material on the back surface thereof, and a screw hole into which a screw is screwed is formed so as to penetrate the leg portion. A slit is formed along the axial direction of the screw hole and over substantially the entire length of the leg portion. With the leg part fitted in the circular hole, when the screw is firmly screwed into the screw hole, the leg part elastically deforms and the slit widens,
The leg is firmly fitted in the circular hole so that the mount base is fixed to the support member. The mount base is made of a synthetic resin material.

Next, an embodiment of the present invention will be described.
FIG. 1 is a plan view of a mount base constituting the main body of the cable clamp of the present embodiment, and FIG.
The front view, FIG. 3 is the side view, FIG. 4 is a front view showing a state in which the screw is screwed into the screw hole of the mount base and the leg portion is elastically deformed, and FIG. 5 is the cable clamp. FIG. 6 is a view showing a series of work steps to be attached to the support member, and FIG. 6 is a view showing a state in which the cable clamp clamps the cables.

As shown in these drawings, the cable clamp 1 of this embodiment includes a mount base 2, a screw 3, and a tie band 4. And such a cable clamp 1 is
Installed and fixed in place on the support material 5 such as a support provided in the factory and various facilities and equipment installed in the factory, and clamps (holds) cables such as electric wiring at this mounting position .

The mount base 2 is a portion that forms the main body of the cable clamp 1, and details of its structure are shown in FIGS. 1 to 3. The mount base 2 is made of a synthetic resin material. As shown in these drawings, the mount base 2 has a substantially rectangular shape in plan view, and has a flat portion 10 having a predetermined thickness. Is provided with a leg 7 projecting on its back surface. The leg 7 is fitted into a circular hole 6 formed in the support material 5 when the mount base 2 is attached to the support material 5 (see FIGS. 5A and 5B).

A screw hole 8 is formed in the mount base 2 so as to penetrate the flat portion 10 and the leg portion 7. Further, a slit 9 is cut out in the screw hole 8 along the axial direction and over substantially the entire length of the leg portion 7. The screw 3 is firmly screwed into the screw hole 8 from above in a state where the leg portion 7 is fitted in the circular hole 6 (see FIGS. 5B and 5C). Then
A kind of tapping is performed on the inner peripheral surface of the screw hole 8 to form a female screw. At the same time, the leg portion 7 is elastically deformed to expand its diameter, the slit 9 of the screw hole 8 is expanded (see arrows in FIGS. 4 and 5C), and the leg portion 7 is hard to be fitted into the circular hole 6. To do. Thereby, the leg part 7 is firmly fitted in the circular hole 6, and the mount base 2 is firmly attached to the support member 5 and fixed.

A bank 11 is formed on both sides in the longitudinal direction of the mount base 2 having a substantially rectangular shape in plan view so as to be adjacent to the flat portion 10 and extend in a direction perpendicular to the longitudinal direction of the mount base 2. The both sides in the longitudinal direction of the bank 11 have a slightly larger width, and overhangs 11a projecting in the direction of the flat part 10 are formed (see FIG. 1), and the strength of the bank 11 is improved. ing. Moreover, the base part between the overhang | projection parts 11a of the longitudinal direction both sides of the bank 11 is cut off, and the opening 12 in which the tie band 4 is penetrated is formed there.

Therefore, now, the tie band 4 is inserted into these openings 12 and a plurality of cables 13 are inserted.
When the tie band 4 is bundled and the tie band 4 is tightened, these cables 13 can be clamped (held) at a position where the mount base 2 is attached to the support member 5 as shown in FIG. . As an article to be clamped, such a plurality of cables 13 are used.
The large-diameter straight tubular member (tubular member) 15 may be used in which cables are housed inside (see FIG. 6B).

The tie band 4 has a binding portion 14 at one end, and a hole having a rectangular cross section through which the other end of the tie band 4 passes is formed in the binding portion 14. Once the end is passed through the hole, the other end of the tie band 4 is caused by the reverse meshing of the tooth row formed on the inner peripheral surface of the hole and the tooth row formed on the surface of the tie band 4. The structure cannot be pulled back to the original position again.

Since the present embodiment is configured as described above, the following effects can be obtained.
The cable clamp 1 includes a mount base 2, a screw 3, and a tie band 4, and the leg portion 7 provided on the back surface of the mount base 2 is fitted in a circular hole 6 formed in the support material 5. Then, by simply screwing the screw 3 into the screw hole 8 formed in the mount base 2 so as to penetrate the leg 7, the leg 7 is elastically deformed and the slit 9 is widened. 7 is firmly fitted into the circular hole 6, and the mount base 2 is firmly attached to the support member 5 and fixed. Therefore, with a simple structure, sufficient attachment strength to the support material 5 can be obtained, and the cable clamp 1 in which the attachment time to the support material 5 is shortened and the processing cost is reduced can be obtained.

In addition, since the cable clamp 1 uses the tie band 4 to directly clamp the cables, the cables can be securely and easily held, and the tie band 4 is attached to both sides of the mount base 2. The tie band 4 can be easily and reliably locked to the mount base 2 by being inserted through the openings 12 of the respective banks 11 formed.

Further, since the mount base 2 is made of a synthetic resin material, the mount base 2 can be easily manufactured at low cost, and the processing cost of the cable clamp 1 can be further reduced.

The invention of the present application is not limited to the above embodiments, and various modifications can be made without departing from the scope of the invention.
For example, instead of using the tie band 4, the banks 11 formed on both sides in the longitudinal direction of the mount base 2 are deformed, and as shown in FIG. A shape that can clamp a certain amount of cable stably can also be obtained by bending in the direction and forming a pair of hook-shaped bent portions 16 facing each other.

Further, if the screw hole 8 formed through the flat portion 10 and the leg portion 7 of the mount base 2 is tapered so as to decrease in diameter toward the tip of the leg portion 7, the mount base 2 is removed. When attaching to the support member 5, the fitting of the leg 7 into the circular hole 6 becomes harder, and the mount base 2 can be attached and fixed to the support member 5 more firmly.

It is a top view of the mount base which makes the main body of the cable clamp of a present Example. It is the same front view. It is the same side view. It is a front view which shows the state which the screw was screwed in the screw hole of the mount base, the leg part elastically deformed, and the slit expanded. It is a figure which shows a series of work processes in which the cable clamp is attached to a support material. It is a figure which shows the state which the cable clamp clamped cables. It is a figure which shows the modification of the mount base of a present Example. It is a figure which shows a series of work processes in which the conventional cable clamp is attached to a support material.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Cable clamp, 2 ... Mount base, 3 ... Screw, 4 ... Tie band, 5 ... Support material, 6 ... Circular hole, 7 ... Leg part, 8 ... Screw hole, 9 ... Slit, 10 ... Flat part, 11 ... Bank, 11a
... an overhang part, 12 ... an opening, 13 ... a cable, 14 ... a binding part, 15 ... a tubular object, 16 ... a saddle-shaped bent part.

Claims (3)

A cable clamp that is attached to a support member and used to clamp cables at the attachment position includes a mount base and a screw.
The mount base is provided on the back surface thereof with a leg portion that fits into a circular hole formed in the support material, and the screw into which the screw is screwed so as to penetrate the leg portion. The hole is formed through,
In the screw hole, a slit is formed along the axial direction, over substantially the entire length of the leg,
With the legs inserted into the circular holes, the screws are screwed firmly into the screw holes,
The cable clamp, wherein the leg portion is elastically deformed and the slit is widened so that the leg portion is fitted into the circular hole and the mount base is fixed to the support member. . The cable clamp further comprises a tie band;
The cable clamp according to claim 1, wherein a bank having an opening through which the tie band is inserted is formed on both sides of the mount base on a side opposite to a side from which the leg portion protrudes. . The cable clamp according to claim 1 or 2, wherein the mount base is made of a synthetic resin material.

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