CN218525328U - Insulated wire core and tensile control handle wire for suspension - Google Patents

Abstract

The utility model belongs to the technical field of the cable, concretely relates to insulated wire core and hang and use tensile control handle line. The utility model discloses a: the conductor is formed by mixing and twisting a fifth type conductor and a plurality of aramid fiber yarns; and the insulating sleeve is sleeved outside the conductor. The utility model is used for solve the control handle line length of driving use and be in for a long time and hang, even frequently receive under the tensile condition of slant, appear disconnected core, contact failure technical problem easily.

Description

Insulated wire core and tensile control handle wire for suspension

Technical Field

The utility model belongs to the technical field of the cable, concretely relates to insulated wire core and hang and use tensile control handle line.

Background

Along with the rapid development of manufacturing industry, standard factory buildings and workpieces with large mass are more and more, the traveling crane has great use, and the unmanned traveling crane generally has two control modes, one is remotely controlled through a remote controller and is controlled through a control handle wire hung from a traveling crane control box and is used for being connected with a traveling crane control handle. Nevertheless the brake valve lever line is in daily use, except that receive gravity when static hanging and drag, when operating personnel can hand driving brake valve lever and then the driving motion, the brake valve lever line still can receive the inclined pulling force, especially when operating personnel can not in time follow the driving motion, the brake valve lever line can receive bigger pulling force. The phenomena of core breaking and poor contact of the control handle wire are caused by the conditions, and great hidden danger is brought to the safety production of enterprises.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming prior art's not enough, provides an insulating sinle silk and hangs with tensile brake valve lever line for solve the brake valve lever line length period that the driving used and be in and hang, even frequently receive under the tensile condition of slant, appear disconnected core, contact failure technical problem easily.

The utility model provides an above-mentioned technical problem's technical scheme as follows: an insulated wire core comprising:

the conductor is formed by mixing and twisting a fifth type conductor and a plurality of aramid fiber yarns;

and the insulating sleeve is sleeved outside the conductor.

The utility model discloses well conductor is the fifth type conductor that uses, is a conductor that has many monofilament bunches, and insulating sinle silk is stranded many monofilaments and many aramid fiber silk, can strengthen the tensile strength of sinle silk.

Further: the insulating sleeve is made of polyvinyl chloride.

The beneficial effects of the step are as follows: the polyvinyl chloride has good low-temperature resistance, can keep softness within the range of minus 40 ℃ to 70 ℃, can not be hardened in a low-temperature environment in winter, and can keep the hook of the control handle line to be smoothly opened and closed when the control handle line moves left and right on a trolley moving mechanism of the travelling crane.

Further: and the fifth type of conductor is made of oxygen-free copper.

The beneficial effects of the step are as follows: oxygen-free copper has good electrical conductivity and flexibility.

The utility model also provides a hang and use tensile control handle line, include:

the cable core is formed by stranding a plurality of insulating wire cores;

the aramid fiber rope is filled in gaps among the plurality of insulating wire cores in the cable core;

the lapping layer is formed by lapping the cable core by a non-woven fabric belt;

the pair of steel wire ropes are symmetrically arranged on two sides of the cable core;

and the outer sheath is sleeved outside the cable core and the pair of steel wire ropes.

The utility model provides a cable core is formed by many insulation core transposition, has good tensile strength, guarantees normal use under this kind of complicated operating mode.

Further, the method comprises the following steps: the diameter of the steel wire rope is 3mm.

The beneficial effects of the step are as follows: the 3mm wire rope provides good tensile properties to the greatest extent without affecting the curling and bending of the control handle wire.

Further: the twisting directions of the pair of steel wire ropes are opposite.

The beneficial effects of the step are as follows: the steel wire ropes in opposite twisting directions can enable the control handle wire to release internal stress, and no distortion is generated during hanging.

Further: the outer sheath is made of polyurethane elastomer.

The beneficial effects of the step are as follows: the polyurethane elastomer has good low-temperature resistance, can be bent freely even in winter when driving outdoors, and cannot be hardened.

The utility model has the advantages that:

1. in the composite conductor technology, the conductor is formed by twisting high-strength aramid fiber yarns and monofilaments of a fifth type of conductor in a composite manner, so that the tensile property of the conductor is improved;

2. two steel wire ropes with opposite twisting directions and an outer diameter of 3mm are arranged at 180-degree intervals, the steel wire ropes are special steel wire ropes for elevator trailing cables, are good in flexibility and can be bent for millions of times, the tensile strength of the whole cable is greatly improved, the steel wire ropes are suitable for large-length suspension, and meanwhile, the design of the steel wire ropes with opposite twisting directions can effectively guarantee that the cable eliminates internal stress and cannot be twisted;

3. the cold-resistant polyurethane elastomer sheath material has excellent performances of oil resistance, water resistance, wear resistance, aging resistance and the like.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic cross-sectional structure diagram of a tensile control handle wire for suspension according to the present invention.

Reference numerals:

1-a conductor; 2-an insulating sleeve; 3-aramid fiber rope; 4-wrapping a covering; 5-a steel wire rope; 6-outer sheath.

Detailed Description

Embodiments of the present invention will be described in detail with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, are used in the positional or positional relationships indicated in the drawings, merely for convenience of description and simplicity of description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Examples

As shown in fig. 1, the utility model provides an insulated wire core, include:

the conductor 1 is formed by mixing and twisting a fifth type conductor and a plurality of aramid fiber yarns;

and the insulating sleeve 2 is sleeved on the outer side of the conductor 1.

The utility model discloses well conductor 1 is the fifth type conductor that uses, is a conductor that has many monofilament bunches, and insulation core is the mixed transposition of many monofilaments and many aramid fiber silk, can strengthen the tensile strength of sinle silk.

Wherein, the material of insulating cover 2 is polyvinyl chloride. The polyvinyl chloride has good low-temperature resistance, can keep softness within the range of-40 ℃ to 70 ℃, cannot be hardened in a low-temperature environment in winter, and can keep the hook of the control handle line to be smoothly opened and closed when the control handle line moves left and right on a trolley movement mechanism of a travelling crane.

And the fifth type of conductor is made of oxygen-free copper. Oxygen-free copper has good electrical conductivity and flexibility.

The utility model also provides a hang and use tensile control handle line, include:

the cable core is formed by stranding a plurality of insulating wire cores;

the aramid fiber rope 3 is filled in gaps among the plurality of insulated wire cores in the cable core;

the winding layer 4 is formed by winding the cable core by a non-woven fabric belt;

the pair of steel wire ropes 5 are symmetrically arranged on two sides of the cable core;

and the outer sheath 6 is sleeved outside the cable core and the pair of steel wire ropes 5.

The utility model provides a cable core is formed by many insulation core transposition, has good tensile strength, guarantees normal use under this kind of complicated operating mode.

Wherein the diameter of the steel wire rope 5 is 3mm. The 3mm wire rope 5 provides good tensile properties to the maximum extent without affecting the curling and bending of the control handle wire.

Wherein the twisting directions of the pair of steel wire ropes 5 are opposite. The steel wire ropes 5 in opposite twisting directions can enable the control handle wire to release internal stress, and no distortion is generated during hanging.

The outer sheath 6 is made of polyurethane elastomer. The polyurethane elastomer has good low-temperature resistance, can be bent freely even in winter when driving outdoors, and cannot be hardened.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (7)

1. An insulated wire core, comprising:

the conductor is formed by mixing and twisting a fifth type conductor and a plurality of aramid fiber yarns;

and the insulating sleeve is sleeved outside the conductor.

2. The insulated wire core of claim 1, wherein the insulating jacket is made of polyvinyl chloride.

3. The insulated wire core of claim 1, wherein the fifth type of conductor is oxygen-free copper.

4. A suspended tensile control handle strand, comprising:

a cable core formed by stranding a plurality of the insulated wire cores according to any one of claims 1 to 3;

the aramid fiber rope is filled in gaps among the plurality of insulated wire cores in the cable core;

the lapping layer is formed by lapping the cable core by a non-woven fabric belt;

the pair of steel wire ropes are symmetrically arranged on two sides of the cable core;

and the outer sheath is sleeved outside the cable core and the pair of steel wire ropes.

5. A suspended tension control handle cord according to claim 4, wherein the wire rope has a diameter of 3mm.

6. A suspended tension control handle cord according to claim 4, wherein the pair of said steel cords are twisted in opposite directions.

7. The suspended tensile control handle strand as claimed in claim 4, wherein the outer sheath is made of a polyurethane elastomer.

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