CN215183251U - Sealed corrosion-resistant multi-core detecting photoelectric composite cable - Google Patents

Abstract

The utility model belongs to the technical field of photoelectric composite cable technique and specifically relates to a sealed anticorrosive type holds lotus multicore and surveys photoelectric composite cable. Photoelectric composite cable that a plurality of composite cables are constituteed, composite cable includes optical fiber core and cable core, optical fiber core and a plurality of cable core transposition stranding form, the cross-section of outer coating steel wire is fan-shaped, it hinders the anticorrosive hypersonic medium of hydrogen to fill between outer coating and the interior coating, the utility model discloses a structural design, through the outer coating that comprises trapezoidal cross-section steel wire that sets up, the interior coating that the circular steel wire of cooperation is constituteed, corrosion and hydrogen between the inside and outside armour to the influence of nonrust steel pipe optical fiber attenuation have been reduced, it is stable to ensure the optical fiber attenuation, reduce the hydrogen damage, have heat-resisting low temperature resistant, advantages such as safety ring protect, the fan-shaped no space that makes between steel wire and the steel wire of cooperation, the breaking force of reinforcing product, the wearability for the seal is better, photoelectric composite cable long service life, simultaneously can prevent the overflow, anticorrosion, and the pliability is high, and logging efficiency is high.

Description

Sealed corrosion-resistant multi-core detecting photoelectric composite cable

Technical Field

The utility model belongs to the technical field of the composite cable technique and specifically relates to a sealed anticorrosive type holds lotus multicore and surveys photoelectric composite cable.

Background

The cable is an electric energy or signal transmission device, usually comprises several or several groups of wire, is the essential equipment of transmission photoelectric information, in order to make the cable increase the life of cable, can increase the multilayer protection often, wherein the armor is an extremely important safeguard means, the armor of current composite cable is double-deck steel wire hinge and closes at the outer layer of composite cable, the armor of this kind of mode can appear loosing the head because the gap is great between the steel wire in long-time use or transportation, swell, jump silk, disconnected silk and rupture scheduling problem, in view of this, we propose sealed anticorrosive type load-bearing multicore and survey photoelectric composite cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealed anticorrosive type holds lotus multicore detection photoelectric composite cable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a sealed anticorrosive type holds load multicore and surveys photoelectric composite cable, including composite cable and the armor of installing in composite cable, composite cable includes optic fibre, stainless steel pipe, sheath, copper wire, insulating boot, graphite coating, cotton thread packing, semi-conductive belt, interior layer, hinders hydrogen anticorrosive hypersonic medium, hinders hydrogen heat transfer anticorrosive film, outer coating from inside to outside in proper order;

1-20 optical fibers, and a gap for filling fiber paste is reserved between the stainless steel tube and the optical fibers;

the structure of composite cable is N +1 shape, and N is the cable core, and 1 is the optical fiber core, cable core and optical fiber core transposition setting, the outside of cable core is equipped with semi-conductive area.

As a further improvement of the technical scheme, N is 1 or 6.

As a further improvement of the technical scheme, the inner layer is a round steel wire, and the outer layer is a special-shaped steel wire.

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

in this sealed anticorrosive type holds load multicore and surveys photoelectric composite cable, through the outer covering of forming by the special-shaped cross-section steel wire that sets up, the built-in layer of cooperation circular steel wire constitution, including anticorrosive packing, composite cable's wearability and leakproofness have further been strengthened, the armor of having solved traditional double-deck circular steel wire and constituteing can appear loosing the head in long-time use or transportation, the swell, jump the silk, the trouble of broken silk and rupture scheduling problem, wherein the cross section dysmorphism of steel wire replaces circularly, it is fan-shapedly to make between steel wire and the steel wire not have the space, strengthen the breaking force of product, wearability, make the seal better, cable long service life, simultaneously can the anti-overflow, anticorrosion, and the pliability is high, hydrogen loss resistance, logging efficiency is high.

Drawings

Fig. 1 is one of the overall structural diagrams of embodiment 1 of the present invention;

fig. 2 is a second schematic view of the overall structure of embodiment 1 of the present invention;

fig. 3 is a schematic cross-sectional view of an armor structure according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of an optical fiber core according to embodiment 1 of the present invention;

fig. 5 is a schematic structural view of a cable core according to embodiment 1 of the present invention.

The various reference numbers in the figures mean:

100. a composite cable;

110. an optical fiber core; 111. an optical fiber; 112. a stainless steel tube; 113. a sheath; 114. hydrogen absorbing fiber paste;

120. a cable core; 121. an insulating sleeve; 122. a copper wire; 123. a semiconducting tape; 124. filling cotton threads;

200. armoring;

210. an interior layer; 220. an outer covering layer; 230. hydrogen-resistant anticorrosive high sound velocity medium 231, hydrogen-resistant heat transfer anticorrosive film.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, 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", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

Referring to fig. 1 to 5, the present embodiment provides a sealed and corrosion-resistant multi-core probe photoelectric composite cable, which includes a composite cable 100 and an armor 200 installed in the composite cable 100, wherein the composite cable 100 sequentially includes, from inside to outside, an optical fiber 111, a stainless steel pipe 112, a sheath 113, a copper wire 122, an insulating sheath 121, a graphite coating 125, a cotton wire filler 124, a semi-conductive tape 123, an inner layer 210, a hydrogen-blocking and corrosion-resistant high-acoustic-velocity medium 230, a hydrogen-blocking and heat-transfer corrosion-resistant film 231, an outer layer 220, and the size of the photoelectric composite cable: 5.6, 8.0, 11.8, 12.7 and 13.2mm and can resist the temperature within 150-260 ℃;

the optical fiber 111, the stainless steel tube 112 and the sheath 113 form an optical fiber core 110, the optical fiber 111 is arranged inside the steel tube 112, and the stainless steel tube 112 is arranged inside the sheath 113;

the insulating bush 121 and the copper wire 122 jointly constitute the cable core 120, the copper wire 122 sets up inside the insulating bush 121, and the insulating bush 121 coats outward has the graphite coating for provide the interference killing feature to the insulating bush 121.

In this embodiment, 1 to 20 optical fibers 111 are provided, a gap for filling the fiber paste 114 is left between the stainless steel tube 112 and the optical fibers 111, the optical fibers 111 are filled with the fiber paste, the stainless steel tube 112 is used for covering the outside, the stainless steel tube 112 does not tightly wrap the optical fibers 111, and the hydrogen absorption fiber paste 114 is preferably a low-viscosity imported product.

Further, the composite cable 100 has an N +1 shape, N is the cable core 120, 1 is the optical fiber core 110, the cable core 120 and the optical fiber core 110 are twisted, a semi-conductive tape 123 is disposed outside the cable core 120, and the semi-conductive tape 123 achieves a shielding effect through an electromagnetic wave absorption manner.

Specifically, N is 1 or 6, when N is 1, one cable core 120 and one optical fiber core 110 are woven, and when N is 6, an auxiliary rubber tube is added, and at this time, the auxiliary rubber tube, the optical fiber core 110 and the cable core 120 are twisted together to form a cable.

Further, interior layer 210 is circular steel wire, and exterior layer 220 is the shaped steel wire, and the cross section dysmorphism of steel wire replaces circularly, and fan-shaped benefit is: no gap exists between the steel wires, the tensile force of the product is enhanced, the tightness is good, and the tensile force of the steel wires is large.

The utility model discloses when using, at first the outer layer 220 that the dysmorphism steel wire is constituteed is inseparabler for traditional circular steel wire transposition, no space between steel wire and the steel wire, be equipped with between inner layer 210 and the outer layer 220 and hinder the anticorrosive hypersonic medium of hydrogen 230 and hinder hydrogen heat transfer anticorrosive film 231, hinder the anticorrosive hypersonic medium of hydrogen 230 and hinder hydrogen heat transfer anticorrosive film 231 and can eliminate the influence of corrosion and hydrogen between the interior outer armour to optic fibre 111 decay in the nonrust steel pipe, ensure that optic fibre 111 decay is stable, reduce the hydrogen damage, it is better to provide sufficient anticorrosive effect and leakproofness simultaneously, promote composite cable 100's life.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. Sealed anticorrosive type holds load multicore and surveys photoelectric composite cable, include composite cable (100) and install armor (200) in composite cable (100), its characterized in that: the composite cable (100) sequentially comprises an optical fiber (111), a stainless steel pipe (112), a sheath (113), a copper wire (122), an insulating sleeve (121), a graphite coating (125), a cotton wire filler (124), a semi-conducting belt (123), an inner layer (210), a hydrogen-resistant and anti-corrosion high-sound-velocity medium (230), a hydrogen-resistant and heat-transfer anti-corrosion film (231) and an outer layer (220) from inside to outside; the optical fiber (111), the stainless steel tube (112) and the sheath (113) form an optical fiber core (110), the optical fiber (111) is arranged inside the stainless steel tube (112), and the stainless steel tube (112) is arranged inside the sheath (113); the cable core (120) is formed by the insulating sleeve (121) and the copper wire (122) together, and the copper wire (122) is arranged inside the insulating sleeve (121).

2. The sealed anticorrosion load-bearing multi-core detection photoelectric composite cable according to claim 1, wherein: 1-20 optical fibers (111) are arranged, and a gap for filling hydrogen absorption fiber paste (114) is reserved between the stainless steel tube (112) and the optical fibers (111).

3. The sealed anticorrosion load-bearing multi-core detection photoelectric composite cable according to claim 1, wherein: the structure of composite cable (100) is N +1 shape, and N is cable core (120), and 1 is optical fiber core (110), cable core (120) and optical fiber core (110) transposition setting, the outside of cable core (120) is equipped with semi-conducting belt (123).

4. The sealed anticorrosion load-bearing multi-core detection photoelectric composite cable according to claim 3, wherein: and N is 1 or 6.

5. The sealed anticorrosion load-bearing multi-core detection photoelectric composite cable according to claim 1, wherein: the inner layer (210) is a round steel wire, and the outer layer (220) is a sector trapezoid steel wire.

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