CN212990716U

CN212990716U - Festoon cable

Info

Publication number: CN212990716U
Application number: CN202021144740.XU
Authority: CN
Inventors: 黄胜
Original assignee: Shanghai Lansheng Special Cable Co ltd
Current assignee: Shanghai Lansheng Special Cable Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-04-16
Anticipated expiration: 2030-06-19

Abstract

The utility model provides a drags and makes cable, including sinle silk and protective sheath, the sinle silk wraps up in the protective sheath, the sinle silk includes optic fibre core, central reinforced core and conductor core, conductor core and optic fibre core are provided with two sets ofly, and distribute in the both sides of central reinforced core, the optic fibre core includes optic fibre, polypropylene sheath, aramid fiber filler core and stainless steel reinforced corrugated spring tube, the conductor core includes metal core and insulating layer, the protective sheath includes fibre weaving layer, lubricating layer and protective layer, drags and makes cable cross section and personally submits the platykurtic, has reduced the bending radius of cable, and aramid fiber filler core is filled between polypropylene sheath and stainless steel reinforced corrugated spring tube, as the buffering between optic fibre and the stainless steel reinforced corrugated spring tube, and middle reinforced core adopts the elasticity inoxidizing coating to have better flexibility, and this elastic deformation helps reducing the load and the deflection of conductor core, the resistance of the conductor core to bending is improved.

Description

Festoon cable

Technical Field

The utility model relates to a wire and cable technical field, in particular to drags and makes cable.

Background

The conductor of the common drag cable is a single-core copper conductor, and is a transmission lead made of an electrical copper wire blank through processes of drawing, annealing and the like, the production process of the conductor is simple, the conductor becomes hard and brittle due to factors such as oxidation, heating and the like in the long-term use process, the common cable adopts a layer of polyolefin sheath structure, the protective layer needs to obtain strong electric power support and large amount of information transmission in the operation process of mechanical equipment, and needs to be rapidly moved with equipment instruments at high frequency, the traditional communication cable can only provide information transmission, and the cable is easy to damage due to poor mechanical strength when the protective layer is rapidly moved together with the equipment, so that various electrical properties of the cable are influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a drag order cable to solve the problem of proposing among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a drags and makes cable, including sinle silk and protective sheath, the sinle silk parcel is in the protective sheath, the sinle silk includes that optic fibre core, center strengthen core and conductor core, conductor core and optic fibre core are provided with two sets ofly, and distribute in the both sides of strengthening the core at the center, the optic fibre core includes that optic fibre, polypropylene sheath, aramid fiber silk fill core and stainless steel strengthen the ripple spring tube, the conductor core includes metal core and insulating layer, the insulating layer cladding is in the outside of metal core, the protective sheath includes fibre weaving layer, lubricant layer and protective layer, the cladding of fibre weaving layer is in the outside of lubricant layer, the protective layer cladding is in the outside of fibre weaving layer.

As the preferred technical scheme of the utility model, drag the transversal platykurtic of making the cable.

As the preferred technical scheme of the utility model, optic fibre adopts multimode fiber.

As the utility model discloses a preferred technical scheme, the metal core is formed by the mutual transposition of several metal silks, the metal silk includes several thin soft naked copper wire and an at least steel wire.

As the preferred technical scheme of the utility model, the fibre weaving layer is high-modulus polyethylene fiber.

As the preferred technical scheme of the utility model, the lubricant layer cover constitutes for TPE elastic material.

As a preferred technical solution of the present invention, the protective layer is made of thermoplastic rubber.

As the preferred technical scheme of the utility model, the insulating layer comprises butyronitrile compound layer.

The utility model discloses the beneficial effect who reaches is:

drag the transversal platykurtic of personally submitting of cable, the bending radius of cable has been reduced, aramid fiber silk fills the core and fills between polypropylene sheath and stainless steel enhancement ripple spring pipe, as the buffering between optic fibre and the stainless steel enhancement ripple spring pipe, middle enhancement core adopts the elasticity inoxidizing coating to have better flexibility, and, this elasticity inoxidizing coating not only plays the buffer protection to the conductor core, and it can produce elastic deformation when buckling, this elastic deformation helps reducing the load and the deflection of conductor core, improve the endurance ability of conductor core to buckling.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a cross-sectional view of the present invention.

In the figure: 1. an optical fiber; 2. a polypropylene protective layer; 3. filling aramid fiber yarns into a core; 4. stainless steel reinforced corrugated spring tube; 5. a metal core; 6. an insulating layer; 7. a fiber braid layer; 8. a lubricating layer; 9. a protective layer; 10. a central reinforcing core.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, the utility model provides a drag order cable, including sinle silk and protective sheath, its characterized in that, the sinle silk parcel is in the protective sheath, the sinle silk includes optical fiber core, central enhancement core 10 and conductor core, conductor core and optical fiber core are provided with two sets ofly, and distribute in the both sides of central enhancement core 10, the optical fiber core includes optic fibre 1, polypropylene sheath 2, aramid fiber silk fill core 3 and stainless steel reinforced corrugated spring pipe 4, the conductor core includes metal core 5 and insulating layer 6, the insulating layer 6 cladding is in the outside of metal core 5, the protective sheath includes fibre weaving layer 7, lubricating layer 8 and protective layer 9, the cladding of fibre weaving layer 7 is in the outside of lubricating layer 8, the cladding of protective layer 9 is in the outside of fibre weaving layer 7.

The cross section of the cable is flat. The optical fiber 1 is a multimode optical fiber. The metal core 5 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. The fiber braided layer 7 is high modulus polyethylene fiber. The lubricating layer 8 is made of TPE elastic material. The protective layer 9 is made of thermoplastic rubber. The insulating layer is composed of a butyronitrile compound layer.

The specific working principle is as follows: optical fiber core, central core 10 and conductor core parcel are strengthened in the protective sheath, and conductor core and optical fiber core distribute in the both sides of central core 10 of strengthening, and optical fiber core from interior to exterior is optic fibre 1, polypropylene sheath 2, aramid fiber silk core 3 and stainless steel reinforced corrugated spring pipe 4, and the cladding of fiber weaving layer 7 is in the outside of lubricating layer 8, and the cladding of protective layer 9 is in the outside of fiber weaving layer 7.

The utility model discloses the beneficial effect who reaches is: drag the transversal platykurtic of personally submitting of cable, the bending radius of cable has been reduced, aramid fiber silk fills the core and fills between polypropylene sheath and stainless steel enhancement ripple spring pipe, as the buffering between optic fibre and the stainless steel enhancement ripple spring pipe, middle enhancement core adopts the elasticity inoxidizing coating to have better flexibility, and, this elasticity inoxidizing coating not only plays the buffer protection to the conductor core, and it can produce elastic deformation when buckling, this elastic deformation helps reducing the load and the deflection of conductor core, improve the endurance ability of conductor core to buckling.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a drag and make cable, includes sinle silk and protective sheath, its characterized in that, the sinle silk parcel is in the protective sheath, the sinle silk includes optical fiber core, central core (10) and conductor core of strengthening, conductor core and optical fiber core are provided with two sets ofly, and distributes in the both sides of central core (10) of strengthening, the optical fiber core includes optic fibre (1), polypropylene sheath (2), aramid fiber silk core (3) and stainless steel reinforced corrugated spring pipe (4), the conductor core includes metal core (5) and insulating layer (6), the outside at metal core (5) is wrapped in insulating layer (6), the protective sheath includes fibre weaving layer (7), lubricating layer (8) and protective layer (9), cladding in the outside of lubricating layer (8) of fibre weaving layer (7), the cladding of protective layer (9) is in the outside of fibre weaving layer (7).

2. A festoon cable as claimed in claim 1, wherein the festoon cable is flat in cross-section.

3. A festoon cable according to claim 1, characterised in that the optical fibres (1) are multimode fibres.

4. A festoon cable according to claim 1, characterised in that said metal core (5) is formed by a plurality of metal wires twisted with each other, said metal wires comprising a plurality of fine, soft, bare copper wires and at least one steel wire.

5. A festoon cable according to claim 1, characterised in that said woven layer of fibres (7) is high modulus polyethylene fibres.

6. A festoon cable according to claim 1, characterised in that said lubricating layer (8) is of TPE elastomeric material.

7. A festoon cable according to claim 1, characterised in that the protective layer (9) is of thermoplastic rubber.