CN103255655B

CN103255655B - Composite metal rope

Info

Publication number: CN103255655B
Application number: CN201210035658.7A
Authority: CN
Inventors: 温芫鋐
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-02-16
Filing date: 2012-02-16
Publication date: 2015-08-19
Anticipated expiration: 2032-02-16
Also published as: CN103255655A

Abstract

The invention provides a kind of Composite metal rope, be wound around rope yarn by multiply arrange around one center rope yarn and be together entwined, those are wound around rope yarn and include several rope yarns varied in size, and arrange according to certain way, reduce the situation extended when the present invention uses, in addition, the rope yarn that the present invention is arranged in outside has rounder and more smooth outer surface, after Composite metal rope has been wound around, there is more mellow and fuller, smooth outer surface, and the frictional force produced when can reduce use, make the braking system be suitable for have preferably result of use.

Description

Composite metal rope

Technical field

The present invention relates to a kind of metallic cable of non-cable.

Background technology

Metallic cable is often used in the braking system of bicycle or locomotive, can user press brake handle time interlock brake clamp, make brake be able to normal operation.The metallic cable commonly used is mutually be entwined with multiply metal cord merely mostly, in using the problem often having the large and pliability deficiency of frictional force, in addition, having the situation slightly extended when metallic cable is stressed, reducing causing the sensitivity of braking system.

For reducing the frictional force of metallic cable in time using, once had US Patent No. 986,817 in the rope yarn of metallic cable outer felt around flat, but the inner and outer portions shape difference of this kind of metallic cable is excessive, and make outerly easily to peel off, and affects service life.

Compared to this, there is US Patent No. 3 in addition, 778,993 with US 4,311,001 etc., be that metallic cable is locked close winding, and the cord of Outboard Sections is out of shape, thus obtain more smooth outer surface, but this kind of metallic cable needs metallic cable is out of shape significantly in time making, not only not easily make, also easily damage its engineering properties.In addition, although more smooth with this metallic cable appearance provided, the restriction on being still subject to material and making, cannot avoid producing finedraw or rill on surface, and still can produce certain friction in time using.

On the other hand, have US Patent No. 4,809,492 provide another kind of metallic cable, be wrapped in outside inner rope yarn with several strands of oval rope yarns, rope can be made to have more level and smooth appearance, reduce the rill on surface simultaneously, but, larger space is there is between the rope yarn of this kind of rope medial and lateral, the effective area making rope stressed is reduced, and rope is easily extended when stressed, affect the operating characteristics of braking system.

Summary of the invention

Main purpose of the present invention is to provide a kind of metallic cable, not easily extends in time being subject to External Force Acting, and the frictional force produced in time using is lower.

For reaching above-mentioned purpose, the invention provides a kind of Composite metal rope, comprise one center rope yarn and plural stock is wound around rope yarn, this center rope yarn of those winding rope wire-wounds and arranging around it, those are wound around rope yarns by the outer sequential of this axial cord alignment is internal layer, middle level and skin.Those are wound around rope yarn and divide into the first rope yarn, the second rope yarn, the 3rd rope yarn and the 4th rope yarn according to sectional dimension is ascending, and those winding rope yarns are arranged in Hou Raogai center rope yarn around this center rope yarn and are together wound around.

This internal layer comprises at least six strand of second rope yarn, and the sectional dimension of this second rope yarn is less than or equal to the sectional dimension of this center rope yarn.

This middle level comprises plural stock first rope yarn and plural stock the 3rd rope yarn, and be arranged with one the 3rd rope yarn between every two adjacent the first rope yarns, the quantity of the quantity of this internal layer second rope yarn, the quantity of this middle level first rope yarn and this middle level the 3rd rope yarn is mutually the same.

This skin comprises plural stock the 4th rope yarn, and the quantity of this skin the 4th rope yarn equals the summation of the quantity of this middle level first rope yarn and the quantity of this middle level the 3rd rope yarn.

Those the 4th rope yarns have one to deviate from this center rope yarn outer surface towards the inner surface and of this center rope yarn, and see it by cross section, the curvature of this outer surface is less than the curvature of this inner surface.

The sectional dimension of described center rope yarn is identical with the sectional dimension of described 3rd rope yarn.

The sectional dimension of described second rope yarn is less than the sectional dimension of described center rope yarn.

Described each 3rd rope yarn is with wherein two strand of second rope yarn is adjacent, and described each first rope yarn is with wherein one second rope yarn is adjacent.

See it with cross section, the outer surface of described 4th rope yarn is connected to circle.

Described each 4th rope yarn is adjacent to wherein one first rope yarn and wherein one the 3rd rope yarn.

Described center rope yarn, described first rope yarn, described second rope yarn and the cross sectional shape of described 3rd rope yarn before winding are circular, and the radius of described second rope yarn cross section profile is more than or equal to 0.8 times of described center rope yarn cross section profile radius.

The invention has the advantages that:

The present invention can utilize outer field 4th rope yarn to provide level and smooth outer surface, reduces the frictional force produced when using, simultaneously, space between each layer, especially center rope yarn, space between internal layer and middle level are less, can resist pulling force effect, reduce the situation of stressed prolongation.

Accompanying drawing explanation

Fig. 1 is side view of the present invention.

Fig. 2 is sectional view of the present invention.

Fig. 3 is schematic perspective view of the present invention.

Reference numeral:

1 Composite metal rope 11 center rope yarn 12 first rope yarn 13 second rope yarn

14 the 3rd rope yarn 15 the 4th rope yarn 151 inner surface 152 outer surfaces

Detailed description of the invention

Below only with embodiment, the enforcement aspect that the present invention is possible is described, so and be not used to limit the category of the present invention institute for protection, conjunction is first chatted bright.

Please refer to Fig. 1 to Fig. 3, the invention provides a kind of Composite metal rope 1, is together be entwined after being arranged by multiply rope yarn, as shown in Figure 2, after arrangement, still space may be had, preferably, in time being wound around Composite metal rope 1 between each strand line, larger strength can be utilized to be wound around closely further, and make each strand line be squeezed and slightly change profile, and as US Patent No. 4,311, described in 001, and reduce the space of Composite metal rope inside.In the present embodiment, each rope yarn in Composite metal rope is single metal wire, but, also can use many wires instead and mutually be wound around as the arbitrary stock in the present invention or whole rope yarns.

Composite metal rope 1 of the present invention includes one center rope yarn 11 and is wound around rope yarn with multiply, those winding rope wire-wound center rope yarns 11 and be arranged in around center rope yarn 11, and those are wound around rope yarns by the outside sequential of center rope yarn 11 is internal layer, middle level and skin.Those are wound around rope yarn and divide into the first rope yarn 12, second rope yarn 13, the 3rd rope yarn 14 and the 4th rope yarn 15 according to sectional dimension is ascending, preferably, center rope yarn 11, first rope yarn 12, second rope yarn 13 and the cross sectional shape of the 3rd rope yarn 14 before being wound around or before being squeezed are all circle.

This internal layer comprises multiply second rope yarn 13 of annular array, the sectional dimension of those the second rope yarns 13 is not more than the sectional dimension of center rope yarn 11, internal layer is made to include six strands or more than six strand of second rope yarn 13, the sectional dimension of the second rope yarn 13 can be made to be less than the sectional dimension of center rope yarn 11, make there is gap between each stock second rope yarn 13, preferably, the radius of those the second rope yarn 13 cross section profiles is not less than 0.8 times of this center rope yarn 11 cross section profile radius, and internal layer is just made up of six strand of second rope yarn 13.

This middle level comprises multiply first rope yarn 12 and multiply the 3rd rope yarn 14 of annular array, one the 3rd rope yarn 14 is arranged with between every two adjacent the first rope yarns 12, make the first rope yarn 12 and the 3rd rope yarn 14 spaced-apart relation, the quantity of the first rope yarn 12, the 3rd rope yarn 14 is all identical with the quantity of internal layer second rope yarn 13, is good separately with six strands.Preferably, the sectional dimension of center rope yarn 11 is identical with the sectional dimension of the 3rd rope yarn 14.Those the 3rd rope yarns 14 separately arrangement correspond to the recess formed between every two adjacent second rope yarns 13, make each stock the 3rd rope yarn 14 and wherein two strand of second rope yarn 13 is adjacent, be arranged in the first rope yarn 12 between two adjacent 3rd rope yarns 14 with wherein one second rope yarn 13 is adjacent.

This skin comprises multiply the 4th rope yarn 15 of annular array, and the quantity of those the 4th rope yarns 15 is same as the summation of the quantity of the first rope yarn 12 and the 3rd rope yarn 14 in this middle level, preferably, respectively the 4th rope yarn 15 arranges the recess corresponding to and formed between the first adjacent rope yarn 12 and the 3rd rope yarn 14, makes each stock the 4th rope yarn 15 adjacent to wherein one first rope yarn 12 and wherein one the 3rd rope yarn 14.Respectively the 4th rope yarn 15 has one to deviate from center rope yarn outer surface 152 towards the inner surface 151 and of axial cord line, it is seen with cross section, the curvature of this outer surface 152 is less than the curvature of this inner surface 151, namely this outer surface 152 is compared with this inner surface 151, this outer surface 152 is comparatively smooth, wherein, it is seen equally with cross section, the outer surface 152 of those the 4th rope yarns 15 can be straight line, or as the present embodiment forms camber line, and those outer surfaces 152 can be made further to be connected to circle, the present invention's cross section viewpoint described herein sees it with the cross section of Composite metal rope entirety, as shown in Figure 2, but, if see it with the cross section that the 4th rope yarn 15 is respective, also similar result can be obtained.

The present invention is for being assemblied in the braking system of bicycle, except tool have the dimensions with structural strength except, again with comparatively thin, be good compared with low weight person, in specific embodiment, each strand line can be made as following size:

First rope yarn 12: diameter 0.17mm;

Second rope yarn 13: diameter 0.21mm;

3rd rope yarn 14 and center rope yarn 11: diameter 0.24mm;

4th rope yarn 15: maximum cross-section width 0.32mm;

In other embodiments substituted of the present invention, also the size equal proportion of above-mentioned rope yarn can be zoomed in or out that to change other sizes into harmless.

Utilize said structure, Composite metal rope 1 of the present invention has rounder and more smooth appearance, and the frictional force produced when can be reduced to use, be applied to further in braking system, when user presses brake handle, the present invention can reduce the resistance that Composite metal rope is slided, and then strength user being pressed handle directly reacts on brake, indirectly improves the sensitivity of braking system.

Secondly, internal layer in the present invention and middle level closely arrange around center rope yarn 11, the space of middle body of the present invention can be reduced, especially further each strand line extruding can be reduced space, can in use time reduce stressed and extend phenomenon, and the amplitude that accurately user can be pressed brake handle reacts on brake, obtain preferably result of use.

In addition, between skin of the present invention and middle level, there is suitable gap, the present invention can be bent easily by External Force Acting, and can be arbitrarily angled bending with the car body of bicycle or locomotive, the resistance that the present invention produces is bent, further strengthening aforesaid result of use when decreasing in brake.

In sum, the frictional force that Composite metal rope provided by the present invention not only produces in time using is less, have more better intensity, not easily extend and hold flexible feature, be specially adapted in the braking system of bicycle or locomotive, improve the sensitivity of braking system and use reaction effect, real in having progressive effect.

Claims

1. a Composite metal rope, is characterized in that, comprises:

One center rope yarn and plural stock are wound around rope yarn, this center rope yarn of those winding rope wire-wounds and arranging around it, and those are wound around rope yarns by the outer sequential of this axial cord alignment is internal layer, middle level and skin;

Wherein those are wound around rope yarn and divide into the first rope yarn, the second rope yarn, the 3rd rope yarn and the 4th rope yarn according to sectional dimension is ascending;

Wherein this internal layer comprises at least six strand of second rope yarn, and the sectional dimension of this second rope yarn is less than or equal to the sectional dimension of this center rope yarn;

Wherein this middle level comprises plural stock first rope yarn and plural stock the 3rd rope yarn, and be arranged with one the 3rd rope yarn between every two adjacent the first rope yarns, the quantity of the quantity of this internal layer second rope yarn, the quantity of this middle level first rope yarn and this middle level the 3rd rope yarn is mutually the same;

Wherein this skin comprises plural stock the 4th rope yarn, and the quantity of this skin the 4th rope yarn equals the summation of the quantity of this middle level first rope yarn and the quantity of this middle level the 3rd rope yarn;

Wherein those the 4th rope yarns have one to deviate from this center rope yarn outer surface towards the inner surface and of this center rope yarn, and see it by cross section, the curvature of this outer surface is less than the curvature of this inner surface;

Wherein those are wound around rope yarns and are arranged in Hou Raogai center rope yarn around this center rope yarn and are together wound around.

2. Composite metal rope as claimed in claim 1, it is characterized in that, the sectional dimension of described center rope yarn is identical with the sectional dimension of described 3rd rope yarn.

3. Composite metal rope as claimed in claim 1, it is characterized in that, the sectional dimension of described second rope yarn is less than the sectional dimension of described center rope yarn.

4. Composite metal rope as claimed in claim 1, is characterized in that, described each 3rd rope yarn is with wherein two strand of second rope yarn is adjacent, and described each first rope yarn is with wherein one second rope yarn is adjacent.

5. Composite metal rope as claimed in claim 1, it is characterized in that, see it with cross section, the outer surface of described 4th rope yarn is connected to circle.

6. Composite metal rope as claimed in claim 1, it is characterized in that, described each 4th rope yarn is adjacent to wherein one first rope yarn and wherein one the 3rd rope yarn.

7. the Composite metal rope according to any one of claim 1 to 6, it is characterized in that, described center rope yarn, described first rope yarn, described second rope yarn and the cross sectional shape of described 3rd rope yarn before winding are circular, and the radius of described second rope yarn cross section profile is more than or equal to 0.8 times of described center rope yarn cross section profile radius.