JPH0882347A - Fixing tool for cableway wire - Google Patents

Abstract

PURPOSE: To facilitate setting to a fixed part by a method wherein a cylinder member made of a metal having a taper hole and a wedge member made of a rigid material fitted in a wedge-form manner in the taper hole are provided and the wedge member consists of a plurality of division bodies into which the wedge member is radially divided. CONSTITUTION: When the end part of a cableway wire used in an elevator, a cable, a crane, and a suspension bridge is securely held, a wedge member 3 is applied on the outer peripheral surface of the desired hexagonal part 1a of a compression sleeve 1 and a cylinder member 2 is pressed in the outer periphery of the wedge member from a lateral direction. The division bodies 3a... of the wedge member 3 are mutually compressed internally and the edge part of the wedge member 3 is engaged with a stepped part formed at a boundary between a part 1a compressed for deformation in a hexagonal columnar shape and a part 1b not compressed for deformation, and the cylinder member 2 and the wedge member 3 are coupled to the sleeve 1. Simultaneously, the hexagonal part 1a of the sleeve 1 is further compressed through internal compression of the wedge part 3 and a cableway wire A is further strongly tightened.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fixture for fixing and holding an end of a cableway wire used in elevators, cables, cranes, suspension bridges and the like.

[0002]

2. Description of the Related Art Conventionally, as a means for fixing and holding the end of a cableway wire of this kind, for example, as shown in FIG. The end of the wire (13) is passed through the end of the wire (13) into the wedge-shaped rewinding part (12) and inverted into a loop, and the loop-shaped knot is clamped with a fastener (14) and fixed, or as shown in FIG. There is a method in which the wire (16) is wound around the shaft portion (15) of the fixed portion in a loop shape, and the looped portion is fastened and fixed with the fastener (17).

However, since this type of cableway wire is usually formed by twisting a large number of steel wires or carbon wires together, it has a high hardness, and therefore the work of bending the end portion into a small loop is very complicated. is there. This is particularly problematic when the cableway wire is formed of carbon wire. In addition, in the above-mentioned fastening tool, since the wire is simply crimped from above and below, there is a possibility that the wire may come off unless it is tightened considerably strongly. However, when this wire is strongly tightened with a fastener, there is a problem that the tightened portion is locally damaged, the strength is deteriorated, and the service life is shortened. Further, when tightening the tightening tool, a plurality of bolts and nuts attached to the tightening tool are rotated to a predetermined torque value, which is very troublesome.

[0004]

SUMMARY OF THE INVENTION Therefore, according to the present invention, a wire can be easily and securely fixed firmly by applying a wedge member to a sleeve holding a wire and press-fitting a cylindrical member. A main object of the present invention is to provide a fixing tool that can securely hold a predetermined crimping value at a set crimping value over a predetermined length while maintaining a straight line shape at a low cost with a simple constituent member. .

[0005]

In order to achieve the above object, the present invention takes the following technical means. That is, in the fixture of the cableway wire according to the present invention, the metal compression sleeve (1) inserted through the terminal portion of the cableway wire (A)
including. The metal compression sleeve (1) is formed by alternately forming a plurality of portions that are compressed and deformed into a polygonal cross section such as a hexagon and a portion (1b) that is not compressed and deformed over an appropriate width. The sleeve (1) is fixed to a cableway wire (A) penetrating the shaft core. Further, a metal cylindrical member (2) having a tapered hole (2a), and a wedge member (3) made of a hard material fitted in a wedge shape into the tapered hole are provided, and the wedge member (3) is A plurality of radially divided wedge members (3) having a sleeve insertion hole (3b) having an inner shape along the outer shape of the compressed portion (1a) of the compression sleeve (1). For example, the structure is constituted by three divided bodies (3a).

[0006]

In the fixture configured as described above, as shown in FIG. 3, a wedge member (3) is applied to the outer peripheral surface of a desired hexagonal portion (1a) of the compression sleeve (1), and The cylindrical member (2) is press-fitted at a predetermined pressure from the right side in the figure via an appropriate tool.
As a result, the divided bodies (2a) of the wedge members are compressed inward each other, and as shown in FIG. 4, the edge of the wedge member (3) is compressed with the portion (1a) whose hexagonal column has been compressed and deformed. Undeformed part (1b)
Engaged with the step (1c) formed at the boundary with the cylindrical member (2)
In addition, the wedge member (3) is connected to the sleeve (1).

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The construction of the present invention will be described below based on an embodiment shown in the drawings. 1 to 4 show an embodiment of a fixture of the present invention, which is a cableway wire.
(A) includes a metal compression sleeve (1) inserted into the terminal portion. The compression sleeve (1) is preferably made of a material having relatively low hardness and easily deformable by compression, such as brass or copper. The compression sleeve (1) has a plurality of portions (1a) that are compressed and deformed into a hexagonal column shape over an appropriate width, and a plurality of portions (1b) that are not compressed and deformed and remain in a cylindrical shape are alternately formed. The sleeve (1) is firmly fixed to the cableway wire (A) penetrating through the shaft core by the compression-deformed portion (1a). In the present embodiment, the portions (1a) compressed and deformed into the hexagonal column shape are used.
Are formed, but if the number is two or more, the number is not specified.

Further, in the fixture according to the present invention, there is provided a metal tubular member (2) having a tapered hole (2a) penetrating the shaft core, and a wedge-shaped cutting member fitted into the tapered hole (2b). A frustoconical hard material wedge member (3) is provided. The wedge member (3)
Is the portion of the compression sleeve (1) that has been compressed and deformed on the shaft core.
It has a sleeve insertion hole (3b) of the same inner shape as the outer shape of (1a), that is, a hexagonal shape. Further, the wedge member (3) is composed of a plurality of, for example, three divided bodies (3a) ... The taper angle of the tapered hole (2a) with respect to the axis is preferably 4.30 to 5 degrees. Also, wedge member
Aluminum bronze is preferable as the material of (3), but is not limited to this material. Especially the wedge member (3)
If it has sufficient strength and hardness, it may be made of a hard synthetic resin material, for example, vinyl chloride.

In the fixture constructed as described above, FIG.
The desired hexagonal section (1a) of the compression sleeve (1)
A wedge member (3) is applied to the outer peripheral surface of the cylindrical member (2).
Is pressed in with a predetermined pressure from the right direction in the figure through an appropriate tool. As a result, the divided bodies (2a) of the wedge members are compressed inward each other, and as shown in FIG. 4, the edge of the wedge member (3) is compressed with the portion (1a) whose hexagonal column has been compressed and deformed. Untransformed part
(1b) is engaged with the stepped portion (1c) formed at the boundary with the tubular member
(2) and the wedge member (3) are connected to the sleeve (1). At the same time, due to the inward compression of the wedge member (3), the hexagonal portion (1a) of the inner sleeve (1) is further compressed, and the cableway wire (A) is more tightly held. . The fixing device attached to the cableway wire (A) in this manner attaches the tubular member (2) to the fixing portion by integrating the tubular member (2) into the fixing portion as shown by the phantom line in FIG. It is fixed.
Since the sleeve (1) is formed with a plurality of hexagonal portions (1a) ..., by selecting a desired hexagonal portion (1a), the attachment positions of the tubular member and the wedge member are hooked ( It can be adjusted according to the position of 4).

Although the embodiments considered to be representative of the present invention have been described above, the present invention is not necessarily limited to the structures of these embodiments. For example, compression sleeve
The outer shape of the compressed part (1a) of (1) is not limited to hexagon,
It may be formed in a polygon such as a square or an octagon, and a cylindrical member (2)
The outer peripheral shape is not limited to a circular shape, but may be a polygonal shape or an irregular shape. Also, the number of divisions of the wedge member (3) may be two or four, and the material is a metal material having relatively low hardness,
For example, it is effective to promote the wedge effect by using copper or the like. In addition, the present invention has the constituent requirements,
In addition, the object of the present invention can be achieved and the invention can be appropriately modified and carried out within the range in which the following effects are exhibited.

[0011]

Since the present invention is constructed as described above, the wire is firmly and firmly fixed by applying a wedge member to the compression-deformed portion of the sleeve holding the wire and press-fitting the cylindrical member. In particular, the inward compression of the wedge member further compresses the inner compressed portion of the sleeve, so that the cableway wire can be held tighter. In addition, since the sleeve is formed with a plurality of compression-deformed portions, by selecting these compression-deformed portions, the mounting positions of the tubular member and the wedge member can be adjusted according to the mounted positions and fixed. It can be easily set on the part, and it is a hard wire such as carbon wire because it is crimped and held while keeping the straight shape without bending the wire end in a loop shape. However, it has a remarkable effect that it can be easily fixed and can be provided at low cost because it is composed of a simple member such as a wedge member, a tubular member and a sleeve.

[Brief description of drawings]

FIG. 1 is a perspective view showing a usage example of a fixture according to the present invention.

FIG. 2 is an exploded perspective view of only the wedge member and the tubular member of the fixture.

FIG. 3 is a cross-sectional view showing a process of using the fixture according to the present invention.

FIG. 4 is a cross-sectional view showing a usage state of the fixture according to the present invention.

FIG. 5 is a sectional view showing a conventional fixing means.

FIG. 6 is a cross-sectional view showing another example of conventional fixing means.

[Explanation of symbols]

 (1) Sleeve (1a) Compressed deformation of sleeve (1b) Sleeve not compressed 3b) Sleeve insertion hole of wedge member (A) Cableway wire

Claims (1)

[Claims] 1. A metal compression sleeve (1) inserted through a terminal portion of a cableway wire (A), wherein the metal compression sleeve (1) is compressed and deformed into a polygonal cross section over an appropriate width. 1a) and a plurality of portions (1b) that are not compression-deformed are formed alternately, and the compression-deformed portion forms a sleeve.
(1) is fixed to a cableway wire (A) penetrating the shaft core, and further, a metal tubular member (2) having a tapered hole (2a)
A wedge member (3) made of a hard material that is fitted in a wedge shape into the tapered hole is provided, and the wedge member (3) has a shaft core portion at which a compression-deformed portion (1a) of the compression sleeve (1) is provided. A wedge member (3) having an inner shape sleeve insertion hole (3b) along the outer shape of
Is a cableway wire fixture composed of a plurality of radially divided divisions (3a).