CN218069376U - Compound horizontal watertight giga network cable - Google Patents

Abstract

The utility model discloses a composite transverse watertight gigabit network cable, which comprises a cable body and a wrapping part, wherein the cable body is provided with a serial port signal unit, a power supply unit, a gigabit network cable unit and a control unit; the wrapping part arranged outside the cable body part is provided with a third non-hygroscopic wrapping tape and an outer sheath layer, and a non-hygroscopic filling body is arranged in the wrapping part. The utility model discloses well cable has the transmission requirement that satisfies giga network signal and control signal under satisfying the working tension requirement. The utility model discloses well kilomega network cable insulating layer adopts high temperature resistant solid polytetrafluoroethylene material, prevents to warp when receiving sea water pressure, ensures transmission characteristics. The utility model discloses well giga net twine insulating layer adopts high temperature resistant solid polytetrafluoroethylene material, is suitable for the vulcanization production of sheath, prevents to warp or decompose. The utility model discloses satisfy the horizontal watertight requirement of cable.

Description

Compound transverse watertight gigabit network cable

Technical Field

The utility model belongs to the technical field of the cable technique and specifically relates to a compound horizontal watertight giga network cable is related to.

Background

When marine exploration is carried out, underwater equipment needs to carry out communication network transmission, and the cable is required to be provided with a composite cable consisting of a serial port signal unit and a control cable, so that the use requirement and the transmission requirement of deep water are met. The insulation of a conventional gigabit network cable unit generally adopts a foaming structure, the structure type can be extruded and deformed under the pressure of seawater, the transmission characteristic cannot be maintained, and the gigabit network cable unit can be deformed and even thermally decomposed when being connected with a plug and needs high-temperature and high-pressure vulcanization.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problem, provide a compound horizontal watertight giga network cable, on the basis that realizes the control requirement, under the condition that bears certain work tension, have giga network transmission performance requirement, satisfy horizontal watertight requirement simultaneously, giga net twine unit warp when avoiding receiving sea water pressure, prevents to warp or decompose during the vulcanization operation.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a composite transverse watertight gigabit network cable comprises a cable body and a wrapping part;

the cable body portion includes:

the serial port signal unit is provided with at least one first core wire, the first core wire is provided with a pair of sub first core wires, the two sub first core wires are arranged in a twisted mode, and a first aluminum-plastic composite belt and a first tinned copper wire braided shielding layer are arranged on the outer side of the sub first core wires from inside to outside;

the power supply unit is provided with at least one second core wire, the second core wire is provided with a plurality of second core wires, and a first non-hygroscopic wrapping tape is wrapped outside the second core wires;

the kilomega network cable unit is provided with a plurality of third core wires, each third core wire is provided with a plurality of sub third core wires, each sub third core wire is provided with a tinned copper conductor, an insulating layer is arranged outside the tinned copper conductor, and a second aluminum-plastic composite belt and a second tinned copper wire braided shielding layer are sequentially arranged outside the sub third core wires from inside to outside, wherein the insulating layer is made of a solid polytetrafluoroethylene material;

the control unit is provided with at least one fourth core wire, the fourth core wire is provided with a pair of sub fourth core wires, the two sub fourth core wires are arranged in a twisted pair mode, and a second non-hygroscopic wrapping tape is wrapped outside the sub fourth core wires;

the wrapping part arranged outside the cable body part comprises:

a third non-hygroscopic wrapping tape disposed outside the cable body;

an outer jacket layer disposed outside the third non-hygroscopic lapped tape; wherein a non-hygroscopic filler is provided in the wrapping portion.

Further: the non-hygroscopic filler is non-hygroscopic aramid fiber.

Further: the outer sheath layer is made of chlorosulfonated polyethylene rubber material.

Further: the surface of the outer sheath layer is provided with a convex part with an arc-shaped section, the convex part extends along the axial direction of the cable, and the convex part is provided with a plurality of arc-shaped concave parts.

Compared with the prior art, the utility model discloses following beneficial effect has: (1) The utility model discloses well cable has the transmission requirement that satisfies giga network signal and control signal under satisfying the working tension requirement. (2) The utility model discloses well kilomega network cable insulating layer adopts high temperature resistant solid polytetrafluoroethylene material, prevents to warp when receiving sea water pressure, ensures transmission characteristics. (3) The utility model discloses well kilomega network cable insulating layer adopts high temperature resistant solid polytetrafluoroethylene material, is suitable for the vulcanization production of sheath, prevents to warp or decompose. (4) the utility model discloses satisfy the horizontal watertight requirement of cable.

Drawings

Fig. 1 is a cross-sectional view of a composite transverse watertight gigabit network cable.

Fig. 2 is a partially enlarged view of a gigabit cable unit.

Fig. 3 is a sectional view of the male ring, in which a part of the structure is omitted.

Fig. 4 is a front view of the male ring.

Detailed Description

Example 1

Referring to fig. 1 to 2, a composite transverse watertight gigabit network cable includes a cable body and a wrapping portion. The cable body is provided with a serial port signal unit, a power supply unit, a kilomega network cable unit and a control unit.

The serial port signal unit is provided with at least one first core (in the embodiment, one first core is one), the first core is provided with a pair of sub first cores 11, the two sub first cores 11 are arranged in a twisted pair mode, and a first aluminum-plastic composite belt 12 and a first tinned copper wire braided shielding layer 13 are arranged on the outer side (outside an integral structure formed by the two sub first cores 11) of the sub first cores 11 from inside to outside.

The conductor (sinle silk) of the first heart yearn 11 of serial ports signal unit neutron is the tin-plated copper conductor, and the outside crowded package of tin-plated copper conductor gathers perfluor ethylene propylene insulating layer, and serial ports signal unit adopts first aluminium-plastic composite tape to add first tin-plated copper wire and weaves the shielding layer to the power supply unit electromagnetic field that the shielding closes on prevents interference signal.

The power supply unit is provided with at least one second core wire (one second core wire in the embodiment), the second core wire is provided with a plurality of second core wires 21 (four second core wires in the embodiment), and a first non-hygroscopic wrapping tape 22 is wrapped outside the second core wires 21 (outside the integral structure formed by the four second core wires 21).

The gigabit network cable unit comprises a plurality of third core wires (four third core wires in the embodiment), each third core wire comprises a plurality of sub third core wires 31 (two sub third core wires 31 in the embodiment), each sub third core wire 31 comprises a tinned copper conductor 311, an insulating layer 312 is arranged outside the tinned copper conductor 311, and a second aluminum-plastic composite belt 32 and a second tinned copper wire braided shielding layer 33 are sequentially arranged outside the sub third core wires 31 (outside the integral structure formed by the two sub third core wires 31) from inside to outside.

Conductors in the kilomega network cable units are tinned copper conductors which are stranded by 19 tinned copper wires, the stranding pitch diameter ratio is controlled to be less than 12 times, and the softness and the bending resistance are improved; adopt the tin-plated copper conductor to prevent to extrude solid polytetrafluoroethylene insulation and cause the conductor oxidation.

And an insulating layer, a second aluminum-plastic composite belt (aluminum-plastic composite belt wrapping layer) and a second tinned copper wire braided shielding layer are sequentially arranged outside the conductor in the kilomega network cable unit. The insulating layer is made of solid polytetrafluoroethylene materials so as to meet the characteristic impedance of 120 omega, and the concentricity of the insulating wire core (the third core wire 31) can reach 96 percent or more.

The second aluminum-plastic composite belt 32 and the second tinned copper wire braided shielding layer 33 form composite shielding, the cover overlapping rate of the aluminum-plastic composite belt is not less than 30%, the tinned copper wire braiding density is not less than 90%, the aluminum foil surface is in contact with the braided copper wire, and the shielding effect is greatly improved.

The control unit has at least one fourth core wire (one fourth core wire in the embodiment), the fourth core wire has a pair of sub-fourth core wires 41, the two sub-fourth core wires 41 are arranged in a twisted pair, and a second non-hygroscopic wrapping tape 42 is wrapped outside the sub-fourth core wires 41 (outside the integral structure formed by the two sub-fourth core wires 41).

The wrapping part arranged outside the cable body is provided with a third non-hygroscopic wrapping tape 51, and the third non-hygroscopic wrapping tape 51 is arranged outside the cable body; the outer jacket layer 52 is disposed outside the third non-hygroscopic wrapping tape 51; wherein a non-hygroscopic filler 53 is provided in the wrapping portion.

The outer sheath layer 52 is made of chlorosulfonated polyethylene rubber material, and the chlorosulfonated polyethylene rubber material has excellent transverse water-blocking performance. The non-hygroscopic filler 53 (the non-hygroscopic filler 53 is arranged in the third non-hygroscopic wrapping tape 51 and between the serial port signal unit, the power supply unit, the gigabit network cable unit and the control unit) is arranged in the wrapping part, and the non-hygroscopic filler 53 is made of non-hygroscopic aramid fiber, so that the tensile resistance of the cable is enhanced, and the requirement of long-length use is met.

In an embodiment, the insulating layer is made of solid polytetrafluoroethylene material. The design prevents deformation and even thermal decomposition when the connecting plug is vulcanized at high temperature and high pressure, and does not deform when the connecting plug is under seawater pressure, so that the transmission performance is ensured.

Example 2

The basic scheme is the same as that of embodiment 1, and referring to fig. 3 and 4, a convex part 61 with an arc-shaped cross section is arranged on the surface of the outer sheath layer 52, the convex part 61 extends along the axial direction of the cable, and a plurality of arc-shaped concave parts 62 are arranged on the convex part 61. The convex part can be used for judging whether the cable is twisted or not (can be sensed by manual touch in the case of poor or invisible visual environment), and the design is favorable for the use of the cable. On one hand, the weight of the concave part can be reduced, and the arc-shaped concave part has good safety; on the other hand, installation of cables is facilitated, for example: the concave part can set up the lantern ring as required (the stability of concave part department lantern ring is better in cable axis direction), sets up the counter weight body on the lantern ring.

This embodiment can be further improved: a carbon fibre strip 63 is provided within the boss 61, the above design facilitating the use of the cable.

Above only do the preferred embodiment of the present invention, the protection scope of the present invention is not limited to the above embodiment, all belong to the technical scheme of the present invention all belong to the protection scope of the present invention. For those skilled in the art, numerous modifications can be made without departing from the principles of the invention, and such modifications are intended to be included within the scope of the invention.

Claims (4)

1. A composite transverse watertight gigabit network cable comprises a cable body and a wrapping part, and is characterized in that,

the cable body portion has:

the serial port signal unit is provided with at least one first core wire, the first core wire is provided with a pair of first core wires (11), the two first core wires (11) are arranged in a twisted pair mode, and a first aluminum-plastic composite belt (12) and a first tinned copper wire braided shielding layer (13) are arranged on the outer side of each first core wire (11) from inside to outside;

the power supply unit is provided with at least one second core wire, the second core wire is provided with a plurality of second core wires (21), and a first non-hygroscopic wrapping tape (22) is wrapped outside the second core wires (21);

the gigabit network cable unit is provided with a plurality of third core wires, each third core wire is provided with a plurality of sub third core wires (31), each sub third core wire (31) is provided with a tinned copper conductor (311), an insulating layer (312) is arranged outside the tinned copper conductor (311), a second aluminum-plastic composite belt (32) and a second tinned copper wire braided shielding layer (33) are sequentially arranged outside the sub third core wires (31) from inside to outside, and the insulating layer is made of a solid polytetrafluoroethylene material;

the control unit is provided with at least one fourth core wire, the fourth core wire is provided with a pair of sub fourth core wires (41), the two sub fourth core wires (41) are arranged in a pair-twisting mode, and a second non-hygroscopic wrapping tape (42) wraps the sub fourth core wires (41);

the wrapping part arranged outside the cable body part comprises:

a third non-hygroscopic wrapping tape (51) disposed outside the cable body;

an outer jacket layer (52) disposed outside the third non-hygroscopic wrapping tape (51); wherein, a non-hygroscopic filler (53) is provided in the wrapping section.

2. The composite transverse watertight gigabit network cable as claimed in claim 1, wherein: the non-hygroscopic filler is non-hygroscopic aramid fiber.

3. A composite transverse watertight gigabit network cable according to claim 1, characterized by: the outer sheath layer is made of chlorosulfonated polyethylene rubber material.

4. The composite transverse watertight gigabit network cable as claimed in claim 1, wherein: the surface of the outer sheath layer is provided with a convex part with an arc-shaped section, the convex part extends along the axial direction of the cable, and the convex part is provided with a plurality of arc-shaped concave parts.

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