CN214312753U - Waterproof salt-tolerant light-duty composite cable for deep sea - Google Patents

Abstract

The utility model discloses a deep sea is with waterproof salt-tolerant light-duty composite cable, including optic fibre layer, cable layer, weaving layer, power cord layer, waterproof layer, enhancement layer and restrictive coating, optic fibre level in center, including optic fibre unit, crowded package in the outer optic fibre sheath of optic fibre unit, the cable layer is including coaxial cable and the computer cable around optic fibre layer interval arrangement, and the cable layer is still including filling the glue that blocks water between coaxial cable and computer cable, the weaving layer is woven in the outside of cable layer, and the power cord layer sets up around the weaving layer, the waterproof layer is around wrapping in the power cord layer outside, and the enhancement layer includes first enhancement layer and second enhancement layer, first enhancement layer sets up in the power cord layer, the second enhancement layer sets up outside the waterproof layer, the restrictive coating is crowded package outside the second enhancement layer. The cable integrates optical fibers, a computer cable, a coaxial cable and a power line, and solves the problems that a multi-strand cable is large in size, occupies a large space and is twisted in water to damage the cable.

Description

Waterproof salt-tolerant light-duty composite cable for deep sea

Technical Field

The utility model relates to a marine cable field especially relates to a deep sea is with waterproof salt-tolerant light-duty composite cable.

Background

The abundance of mineral resources in the ocean has led to the recent interest of researchers in various fields in exploring deep sea resources. With the deep sea resource exploration, the usage amount of the deep sea cable is increased.

Due to the special environment of deep sea, the material for deep sea cables is required to have higher requirements. The traditional cable has the defects of insufficient mechanical performance, poor water and salt corrosion resistance, single function and large integral volume. The cable can not adapt to the ultrahigh water pressure of deep sea, water seepage occurs, the cable performance is reduced, and even electric leakage occurs; the cable is broken and deformed under the conditions of high pressure, dead weight and wave impact; the salt environment forms complicated chemical reaction corrosion cables; the multifunctional multi-cable parallel connection device has the advantages that the occupied area is large, cables are wound by mutual winding and twisting in water, and the like. Meanwhile, the cable maintenance work in the deep sea field is also a difficult problem, the cost is high, the construction is difficult, and therefore, the long service life is also one of the important conditions of the deep sea cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a deep sea is with waterproof salt-tolerant light-duty composite cable collects optic fibre, computer cable, coaxial cable, power cord in an organic whole to solve that the bulky occupation space of stranded cable is many, intertwine the transposition and strain the cable problem in aqueous.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a deep sea is with light-duty cable of synthesizing of waterproof salt tolerance, includes optical fiber layer, cable layer, weaving layer, power cord layer, waterproof layer, enhancement layer and restrictive coating, the optical fiber layer is located the center, including optical fiber unit, crowded package in the outer optical fiber sheath of optical fiber unit, the optical fiber sheath includes crowded F46 and the stainless steel sheath of wrapping, can guarantee the intensity and the salt corrosion prevention of optical fiber layer.

The cable layer includes coaxial cable and computer cable spaced around the fiber layer, the coaxial cable being RG59 coaxial cable plus F46. The cable layer further comprises water-blocking glue filled between the coaxial cable and the computer cable, and the water-blocking glue is filled in all gaps, so that the cable layer has a longitudinal water-blocking function.

The weaving layer is woven in the outside of cable layer, the power cord layer sets up around the weaving layer, the waterproof layer winds the package in the power cord layer outside, the enhancement layer includes first enhancement layer and second enhancement layer, first enhancement layer sets up in the power cord in situ, the second enhancement layer sets up outside the waterproof layer, and the waterproof layer adopts the plastic-aluminum area to wind the package, can guarantee radial waterproof function.

The first reinforcing layer and the second reinforcing layer are both aramid fiber wire armoring, and the problem of the weight of a traditional steel wire armoring layer is solved. The sheath layer is extruded outside the second reinforcing layer. The sheath layer is a polyurethane sheath and has the characteristics of high strength, good elasticity, good corrosion resistance and the like.

As a further improvement of the above technical solution:

the computer cable comprises a plurality of groups of twisted wire cores and a shielding layer, wherein the wire cores are twisted repeatedly, and each wire core comprises a cable core and an insulating layer arranged outside the cable core. The computer cable is formed by extruding F46 insulating five types of tinned soft conductors, twisting the two insulated soft conductors in pairs to form twisted wires, then twisting the twisted wires in pairs, wherein the twisted wires can be two pairs or multiple pairs, and finally adopting copper wire shielding. Because the tinned wire and the F46 insulation have higher mechanical property and corrosion resistance.

The braided layer is formed by braiding aluminum alloy wires, and the braiding density is not lower than 60%. The interference of the power line to the computer cable and other signal lines is effectively shielded on the premise of light weight.

The power line layer comprises a tinned conductor and a nylon layer extruded outside the tinned conductor. Has excellent mechanical performance.

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

the utility model discloses a deep sea is with waterproof salt-tolerant light-duty composite cable collection optic fibre, computer cable, coaxial cable, power cord in an organic whole, it is many to have solved the big occupation space of stranded cable volume, intertwine transposition and strain the cable problem in aqueous, adopt aramid fiber silk armor, solved the weight problem of traditional steel wire armor, fill the glue that blocks water in the clearance, improved vertical water-blocking ability promptly, be favorable to rounding simultaneously, improved the bulk strength of cable.

Drawings

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

fig. 2 is an enlarged view of a portion a in fig. 1.

Reference numerals: 1. an optical fiber layer; 2. a cable layer; 3. weaving layer; 4. a power line layer; 5. a waterproof layer; 6. a reinforcing layer; 7. a sheath layer; 11. an optical fiber unit; 12. an optical fiber jacket; 21. a coaxial cable; 22. A computer cable; 23. water-blocking glue; 41. tinning a conductor; 42. a nylon layer; 61. a first reinforcing layer; 62. a second reinforcing layer; 221. a cable core; 222. an insulating layer; 223. and a shielding layer.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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.

Example 1

As shown in fig. 1 and fig. 2, including optical fiber layer 1, cable layer 2, weaving layer 3, power cord layer 4, waterproof layer 5, enhancement layer 6 and restrictive coating 7, optical fiber layer 1 is located the center, including optical fiber unit 11, crowded package is in optical fiber sheath 12 outside optical fiber unit 11, cable layer 2 is including coaxial cable 21 and the computer cable 22 around optical fiber layer 1 interval arrangement, cable layer 2 is still including filling the glue 23 that blocks water between coaxial cable 21 and computer cable 22, weaving layer 3 weaves in the outside of cable layer 2, power cord layer 4 sets up around weaving layer 3, waterproof layer 5 winds the package in the power cord layer 4 outside, enhancement layer 6 includes first enhancement layer 61 and second enhancement layer 62, first enhancement layer 61 sets up in power cord layer 4, second enhancement layer 62 sets up outside waterproof layer 5, restrictive coating 7 is crowded package outside second enhancement layer 62. The computer cable 22 includes multiple twisted sets of twisted pairs of wire cores and a shield 223, the wire cores including a cable core 221 and an insulation layer 222 disposed outside the cable core 221. The braiding layer 3 is formed by braiding aluminum alloy wires, and the braiding density is 70%. The power cord layer 4 includes a conductor 41 of a tin-plated type and a nylon layer 42 extruded over the conductor.

Example 2

As shown in fig. 1 and fig. 2, including optical fiber layer 1, cable layer 2, weaving layer 3, power cord layer 4, waterproof layer 5, enhancement layer 6 and restrictive coating 7, optical fiber layer 1 is located the center, including optical fiber unit 11, crowded package is in optical fiber sheath 12 outside optical fiber unit 11, cable layer 2 is including coaxial cable 21 and the computer cable 22 around optical fiber layer 1 interval arrangement, cable layer 2 is still including filling the glue 23 that blocks water between coaxial cable 21 and computer cable 22, weaving layer 3 weaves in the outside of cable layer 2, power cord layer 4 sets up around weaving layer 3, waterproof layer 5 winds the package in the power cord layer 4 outside, enhancement layer 6 includes first enhancement layer 61 and second enhancement layer 62, first enhancement layer 61 sets up in power cord layer 4, second enhancement layer 62 sets up outside waterproof layer 5, restrictive coating 7 is crowded package outside second enhancement layer 62. The computer cable 22 includes multiple twisted sets of twisted pairs of wire cores and a shield 223, the wire cores including a cable core 221 and an insulation layer 222 disposed outside the cable core 221. The braiding layer 3 is formed by braiding aluminum alloy wires, and the braiding density is 80%. The power cord layer 4 includes a conductor 41 of a tin-plated type and a nylon layer 42 extruded over the conductor.

The prepared cable integrates optical fibers, a computer cable, a coaxial cable and a power line, and solves the problems that a multi-strand cable is large in size, occupies a large space, and is twisted in water to damage the cable.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (4)

1. The utility model provides a deep sea is with waterproof salt-tolerant light-duty composite cable which characterized in that: comprises an optical fiber layer (1), a cable layer (2), a braided layer (3), a power supply line layer (4), a waterproof layer (5), a reinforcing layer (6) and a sheath layer (7), wherein the optical fiber layer (1) is positioned at the center and comprises an optical fiber unit (11) and an optical fiber sheath (12) extruded outside the optical fiber unit (11), the cable layer (2) comprises coaxial cables (21) and computer cables (22) which are arranged at intervals around the optical fiber layer (1), the cable layer (2) further comprises a water-blocking glue (23) filled between the coaxial cables (21) and the computer cables (22), the braided layer (3) is braided outside the cable layer (2), the power supply line layer (4) is arranged around the braided layer (3), the waterproof layer (5) is wrapped outside the power supply line layer (4), the reinforcing layer (6) comprises a first reinforcing layer (61) and a second reinforcing layer (62), the power cable is characterized in that the first reinforcing layer (61) is arranged in the power cable layer (4), the second reinforcing layer (62) is arranged outside the waterproof layer (5), and the sheath layer (7) is extruded outside the second reinforcing layer (62).

2. The deep-sea waterproof salt-tolerant light-weight composite cable according to claim 1, characterized in that: the computer cable (22) comprises a plurality of groups of twisted-pair wire cores and a shielding layer (223), wherein the wire cores comprise a cable core (221) and an insulating layer (222) arranged outside the cable core (221).

3. The deep sea waterproof salt-tolerant light-weight composite cable according to claim 2, characterized in that: the weaving layer (3) is formed by weaving aluminum alloy wires, and the weaving density is not lower than 60%.

4. The deep sea waterproof salt-tolerant light-weight composite cable according to claim 3, characterized in that: the power wire layer (4) comprises a tinned conductor (41) and a nylon layer (42) extruded outside the tinned conductor.

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