CN212541944U - Control and data transmission cable for drag chain system - Google Patents

Abstract

The utility model discloses a control and data transmission cable for drag chain system in the technical field of cable, including restrictive coating and sinle silk, the restrictive coating cup joints outside the sinle silk, the restrictive coating includes oversheath and inner sheath, be provided with the weaving layer between oversheath and the inner sheath, be provided with the non-woven fabrics between inner sheath and the weaving layer for the cable can not be because drag chain surface makes a round trip to rub and impairs in the use; the cable core wraps between the inner sheaths, the cable core comprises an optical fiber core and a conductor core, the optical fiber core comprises an optical fiber and a polypropylene protective layer, the polypropylene protective layer wraps the outer side of the optical fiber, the conductor core comprises an insulating layer and a metal core, and the insulating layer wraps the outer side of the metal core, so that the original transmission performance of the traditional data cable is kept, and the defects that the traditional data cable is hard and difficult to bend and break are overcome.

Description

Control and data transmission cable for drag chain system

Technical Field

The utility model relates to the technical field of cables, specifically be a control and data transmission cable for tow chain system.

Background

Various automated devices with a drag chain device are on the market more and more, for example: overhead tunnel formula warehouse stores and draws equipment, stone material wood working equipment, quick conveying system, outdoor hoisting equipment, industrial robot etc. these equipment are all connected with the control box through data transmission cable, and data transmission cable needs to remove along with equipment instrument, tensile, buckle etc..

The data transmission cable used at present is manufactured by adopting a single conductor or a single stranded conductor with a larger diameter and a common polyethylene insulation and polyvinyl chloride sheath material and a traditional process, the cable is hard and not easy to bend integrally, the cable is easy to break after being bent, and the mechanical property of the polyvinyl chloride material is low. The cable with the structure can be reused in the drag chain for a long time, has short service life and poor stability, increases the maintenance cost of equipment, influences the normal operation of the equipment and the system, and endangers the safety of the equipment and the personnel.

Based on this, the utility model designs a control and data transmission cable for tow chain system to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tow chain is control and data transmission cable for system to solve the cable that proposes in the above-mentioned background art and return the use for a long time in the tow chain, the life-span is short, and poor stability has influenced the normal function of equipment and system, endangers the problem of equipment and personal safety.

In order to achieve the above object, the utility model provides a following technical scheme: a control and data transmission cable for a drag chain system comprises a sheath layer and a wire core, wherein the sheath layer is sleeved outside the wire core and comprises an outer sheath and an inner sheath, a woven layer is arranged between the outer sheath and the inner sheath, and non-woven fabric is arranged between the inner sheath and the woven layer, so that the cable cannot be damaged due to back-and-forth friction on the surface of a drag chain in the using process;

the cable core wraps between the inner sheaths, the cable core comprises an optical fiber core and a conductor core, the optical fiber core comprises an optical fiber and a polypropylene protective layer, the polypropylene protective layer wraps the outer side of the optical fiber, the conductor core comprises an insulating layer and a metal core, and the insulating layer wraps the outer side of the metal core, so that the original transmission performance of the traditional data cable is kept, and the defects that the traditional data cable is hard and difficult to bend and break are overcome.

As a further proposal of the utility model, the outer sheath adopts wear-resistant and elastic polyurethane elastomer material, and the elastomer material can not produce adhesion with the surface of the drag chain in the using process.

As a further scheme of the utility model, the inner sheath is the filling layer, comprises thermoplastic rubber, guarantees the circularity of cable, improves traditional data cable wholly difficult buckling, easy cracked not enough on the hard side.

As a further aspect of the present invention, the fiber woven layer is a high modulus polyethylene fiber, having better flexibility.

As a further aspect of the present invention, the optical fiber adopts multimode optical fiber, and maintains the original transmission performance of the conventional data cable.

As a further aspect of the present invention, the metal core is formed by twisting several metal wires, the metal wires include several thin and soft bare copper wires and at least one steel wire, and the tolerance of the metal core to bending is improved.

As a further proposal of the utility model, the insulating layer adopts the mixed polyethylene material, plays the buffer protection to the metal core.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses rational in infrastructure, the preparation is convenient, through the installation to restrictive coating and sinle silk, has both kept the original transmission performance of traditional data cable, can improve again that traditional data cable is whole difficult for buckling partially, easy cracked not enough, effectively strengthens the mechanical properties of cable for the cable can not be because drag chain surface friction back and forth and impaired in the use, elastomeric material can not produce the adhesion with the drag chain surface in the use, the cable can be in drag chain device free activity.

Drawings

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

Fig. 1 is a schematic view of the overall structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the optical fiber cable comprises an outer sheath 1, an inner sheath 2, a woven layer 3, non-woven fabrics 4, optical fibers 5, a polypropylene protective layer 6, an insulating layer 7 and a metal core 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a control and data transmission cable for a drag chain system comprises a sheath layer and a wire core, wherein the sheath layer is sleeved outside the wire core and comprises an outer sheath 1 and an inner sheath 2, a woven layer 3 is arranged between the outer sheath 1 and the inner sheath 2, and a non-woven fabric 4 is arranged between the inner sheath 2 and the woven layer 3, so that the cable cannot be damaged due to back-and-forth friction on the surface of a drag chain in the using process;

the sinle silk parcel is between inner sheath 2, and the sinle silk includes 5 cores of optic fibre and conductor core, and 5 cores of optic fibre include optic fibre 5 and polypropylene sheath 6, and the cladding of polypropylene sheath 6 is in the outside of optic fibre 5, and the conductor core includes insulating layer 7 and metal core 8, and the insulating layer 7 cladding has both kept the original transmission performance of traditional data cable, can improve traditional data cable again and wholly be difficult for buckling, easy cracked not enough partially.

The outer sheath 1 is made of wear-resistant and elastic polyurethane elastomer materials, and the elastomer materials cannot be adhered to the surface of the drag chain in the using process.

The inner sheath 2 is a filling layer and is made of thermoplastic rubber, so that the roundness of the cable is guaranteed, and the defects that the traditional data cable is hard and difficult to bend and break are overcome.

The fiber braided layer 3 is made of high-modulus polyethylene fibers and has good flexibility.

The optical fiber 5 adopts the multimode optical fiber 5, and the original transmission performance of the traditional data cable is kept.

The metal core 8 is formed by mutually twisting a plurality of metal wires, and the metal wires comprise a plurality of thin and soft bare copper wires and at least one steel wire, so that the bending tolerance of the metal core is improved.

The insulating layer 7 is made of mixed polyethylene material, and plays a role in buffering and protecting the metal core 8.

The working principle is as follows: firstly, the insulating layer 7 is coated on the outer side of the metal core 8, then the polypropylene protective layer 6 is coated on the outer side of the optical fiber 5, then the optical fiber 5 core and the conductor core are coated in the inner sheath 2, then the non-woven fabric 4 is arranged between the inner sheath 2 and the woven layer 3, and finally the outer sheath 1 is sleeved on the outermost layer.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. The utility model provides a tow chain system is with control and data transmission cable, includes restrictive coating and sinle silk, its characterized in that: the sheath layer is sleeved outside the wire core and comprises an outer sheath (1) and an inner sheath (2), a woven layer (3) is arranged between the outer sheath (1) and the inner sheath (2), and a non-woven fabric (4) is arranged between the inner sheath (2) and the woven layer (3);

the utility model provides a cable core, including the sinle silk parcel between inner sheath (2), the sinle silk includes optical fiber core and conductor core, the optical fiber core includes optic fibre (5) and polypropylene sheath (6), the outside at optic fibre (5) is wrapped in polypropylene sheath (6), the conductor core includes insulating layer (7) and metal core (8), the outside at metal core (8) is wrapped in insulating layer (7).

2. The control and data transmission cable for a towline system according to claim 1, wherein: the outer sheath (1) is made of a wear-resistant and elastic polyurethane elastomer material.

3. The control and data transmission cable for a towline system according to claim 1, wherein: the inner sheath (2) is a filling layer and is made of thermoplastic rubber, and the roundness of the cable is guaranteed.

4. The control and data transmission cable for a towline system according to claim 1, wherein: the woven layer (3) is made of high-modulus polyethylene fibers.

5. The control and data transmission cable for a towline system according to claim 1, wherein: the optical fiber (5) adopts a multimode optical fiber.

6. The control and data transmission cable for a towline system according to claim 1, wherein: the metal core (8) is formed by mutually twisting a plurality of metal wires, and each metal wire comprises a plurality of thin and soft bare copper wires and at least one steel wire.

7. The control and data transmission cable for a towline system according to claim 1, wherein: the insulating layer (7) is made of mixed polyethylene material.

Images