CN211125103U

CN211125103U - Visual communication cable with two layers of sheaths

Info

Publication number: CN211125103U
Application number: CN201921937277.1U
Authority: CN
Inventors: 杨黎歌; 陈国伟; 张永恒; 孙兰知
Original assignee: Echu Special Wire And Cable Kunshan Co ltd
Current assignee: Echu Special Wire And Cable Kunshan Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-28
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a two-layer sheath vision communication cable, including cable and connector, the cable includes the oversheath, oversheath and inboard are provided with the inner sheath, are provided with around the covering between oversheath and the inner sheath, be provided with tin-plated copper foil layer on the circumference inside wall of inner sheath, the inside of inner sheath is provided with a set of conductor, the outside cladding of conductor has the insulating layer, and it has the filling layer to fill between conductor and the tin-plated copper foil layer, the connector includes the shell, the inside of shell is provided with the inner core, be provided with connecting terminal on the inner core, both ends are outwards stretched out about connecting terminal, and connecting terminal and conductor welded connection, the connecting cover hole is installed to the joint on the lateral wall about the shell. The utility model relates to a simple structure, the protection nature is good, is convenient for restore, reduces the two layers of sheath vision communication cable of loss.

Description

Visual communication cable with two layers of sheaths

Technical Field

The utility model relates to a cable technical field specifically is a two-layer sheath vision communication cable.

Background

Along with the development of media, the demand of vision communication cable is bigger and bigger, however present vision communication cable is mostly monolithic structure, generally not restoreing when appearing damaging or after the contact pin fracture, but directly scrapping, has caused serious wasting of resources, is unfavorable for the timely recovery of vision communication transmission simultaneously. Therefore, there is a need for a new type of two-layer sheath visual communication cable that overcomes the above-mentioned deficiencies.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two-layer sheath vision communication cable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a visual communication cable with a two-layer sheath comprises a cable and a connector, wherein the cable comprises an outer sheath, the outer sheath and the inner side are provided with an inner sheath, a wrapping layer is arranged between the outer sheath and the inner sheath, a tin-plated copper foil layer is arranged on the circumferential inner side wall of the inner sheath, a group of conductors are arranged inside the inner sheath, the outer side of the conductor is coated with an insulating layer, a filling layer is filled between the conductor and the tinned copper foil layer, the connector comprises a shell, an inner core is arranged in the shell, a connecting terminal is arranged on the inner core, the left end and the right end of the connecting terminal extend outwards, the connecting terminal is welded with the conductor, the left side wall and the right side wall of the shell are clamped and installed with connecting sleeves, the cable is arranged in the connecting sleeve in a penetrating mode, the left end and the right end of the shell are connected with the pressing sleeves in a threaded mode, the pressing sleeves are arranged outside the connecting sleeve in a sleeved mode, and the pressing sleeves and the connecting sleeve are provided with material injection holes with overlapped positions.

Preferably, the left end and the right end of the shell are provided with connecting seats, the pressing sleeve is provided with an outer connecting sleeve, and the outer connecting sleeve is in threaded connection with the connecting seats.

Preferably, the left side wall and the right side wall of the shell are provided with annular clamping grooves, and the connecting sleeves are matched with the clamping grooves in a clamping mode.

Preferably, the inner sheath and the outer sheath are made of TPU & PUR materials, the wrapping layer is made of PTFE tapes, the filling layer is made of polyester yarns, and the insulating layer is made of HDPE & ETFE materials.

Preferably, the conductor is a single extremely fine copper wire, and two alloy wires are stranded inside the conductor.

Preferably, the conductor is externally provided with a glass fiber rope.

Compared with the prior art, the beneficial effects of the utility model are that: the inner sheath and the outer sheath protect the cable in a double-layer manner, so that the cable has a good protection structure; the cable is cut off after being damaged, the cut cable penetrates through the connecting sleeve and the pressing sleeve, conductors in the cables on the left side and the right side are correspondingly welded on the connecting terminals, then the connecting sleeve is clamped to the shell, the pressing sleeve is connected to the shell in a threaded mode and presses the connecting sleeve to compress the surface of the cable, and finally epoxy resin is injected from the material injection hole. The connection mode is convenient to operate and firm in connection structure. The TPU & PUR material enables the inner sheath and the outer sheath to have good strength and corrosion resistance, the filling layer adopts polyester yarn to increase the protection of the conductor, and the HDPE & ETFE material enables the conductor to have good insulating property. The strength of the conductor can be greatly increased by twisting two alloy wires. The glass fiber ropes are used for improving the strength and the hardness of the whole cable. The utility model relates to a simple structure, the protection nature is good, is convenient for restore, reduces the two layers of sheath vision communication cable of loss.

Drawings

FIG. 1 is a schematic diagram of a two-layer sheath visual communication cable;

fig. 2 is a schematic diagram of a cable structure in a two-layer sheath visual communication cable.

In the figure: 1-cable, 2-outer sheath, 3-wrapping layer, 4-inner sheath, 5-tinned copper foil layer, 6-filling layer, 7-glass fiber rope, 8-conductor, 9-insulating layer, 10-connector, 11-outer shell, 12-inner core, 13-connecting terminal, 14-clamping groove, 15-connecting sleeve, 16-pressing sleeve, 17-material injection hole, 18-connecting base and 19-outer connecting sleeve.

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.

Referring to fig. 1-2, the present invention provides a technical solution: a visual communication cable with two layers of sheaths comprises a cable 1 and a connector 10, wherein the cable 1 comprises an outer sheath 2, the outer sheath 2 and the inner side are provided with an inner sheath 4, a wrapping layer 3 is arranged between the outer sheath 2 and the inner sheath 4, a tinned copper foil layer 5 is arranged on the circumferential inner side wall of the inner sheath 4, a group of conductors 8 are arranged inside the inner sheath 4, an insulating layer 9 is wrapped outside the conductors 8, a filling layer 6 is filled between the conductors 8 and the tinned copper foil layer 5, the connector 10 comprises a shell 11, an inner core 12 is arranged inside the shell 11, a connecting terminal 13 is arranged on the inner core 12, the left end and the right end of the connecting terminal 13 extend outwards, the connecting terminal 13 is welded with the conductors 8, a connecting sleeve 15 is installed on the left side wall and the right side wall of the shell 11 in a clamping manner, the cable 1 is arranged in the connecting, the pressing sleeve 16 is sleeved outside the connecting sleeve 15, and the pressing sleeve 16 and the connecting sleeve 15 are provided with material injection holes 17 with overlapped positions.

The inner sheath 4 and the outer sheath 2 protect the cable 1 in a double-layer manner, so that the cable has a good protection structure; the cable 1 is cut off after being damaged, the cut cable 1 penetrates through a connecting sleeve 15 and a pressing sleeve 16, conductors 8 in the cables 1 on the left side and the right side are correspondingly welded on a connecting terminal 13, then the connecting sleeve 15 is clamped to a shell 11, the pressing sleeve 16 is in threaded connection with the shell 11 and presses the connecting sleeve 15 to press the surface of the cable 1, and finally epoxy resin is injected from an injection hole 17. The connection mode is convenient to operate and firm in connection structure.

Preferably, the left end and the right end of the housing 11 are provided with connecting seats 18, the pressing sleeve 16 is provided with an outer connecting sleeve 19, and the outer connecting sleeve 19 is in threaded connection with the connecting seats 18.

The outer connecting sleeve 19 is in threaded connection with the connecting seat 18, and is convenient to disassemble and assemble.

Preferably, the left and right side walls of the housing 11 are provided with annular clamping grooves 14, and the connecting sleeve 15 is in clamping fit with the clamping grooves 14.

The connecting sleeve 15 is matched with the clamping groove 14 in a clamping mode, and installation is convenient.

Preferably, the inner sheath 4 and the outer sheath 2 are made of TPU & PUR materials, the wrapping layer 3 is made of PTFE tapes, the filling layer 6 is made of polyester yarns, and the insulating layer 9 is made of HDPE & ETFE materials.

The inner sheath 4 and the outer sheath 2 are made of TPU & PUR materials and have good strength and corrosion resistance, the filling layer 6 is made of polyester yarn, the protection of the conductor 8 can be increased, and the conductor 8 is made of HDPE & ETFE materials and has good insulating property.

Preferably, the conductor 8 is a single 0.06 extremely fine copper wire, and two alloy wires are stranded inside the conductor.

Twisting two alloy wires can greatly increase the strength of the conductor 8.

Preferably, the conductor 8 is externally provided with a glass fiber rope 7.

The glass fiber cord 7 is used to improve the strength and rigidity of the entire cable 1.

The utility model discloses a theory of operation is: the inner sheath 4 and the outer sheath 2 of the utility model protect the cable 1 in double layers, so that the cable has a good protection structure; the cable 1 is cut off after being damaged, the cut cable 1 penetrates through a connecting sleeve 15 and a pressing sleeve 16, conductors 8 in the cables 1 on the left side and the right side are correspondingly welded on a connecting terminal 13, then the connecting sleeve 15 is clamped to a shell 11, the pressing sleeve 16 is in threaded connection with the shell 11 and presses the connecting sleeve 15 to press the surface of the cable 1, and finally epoxy resin is injected from an injection hole 17. The connection mode is convenient to operate and firm in connection structure. The outer connecting sleeve 19 is in threaded connection with the connecting seat 18, and is convenient to disassemble and assemble. The connecting sleeve 15 is matched with the clamping groove 14 in a clamping mode, and installation is convenient. The inner sheath 4 and the outer sheath 2 are made of TPU & PUR materials and have good strength and corrosion resistance, the filling layer 6 is made of polyester yarn, the protection of the conductor 8 can be increased, and the conductor 8 is made of HDPE & ETFE materials and has good insulating property. Twisting two alloy wires can greatly increase the strength of the conductor 8. The glass fiber cord 7 is used to improve the strength and rigidity of the entire cable 1.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a two-layer sheath vision communication cable, includes cable (1) and connector (10), its characterized in that: the cable (1) comprises an outer sheath (2), the outer sheath (2) and an inner side are provided with an inner sheath (4), a wrapping layer (3) is arranged between the outer sheath (2) and the inner sheath (4), a tinned copper foil layer (5) is arranged on the inner side wall of the circumference of the inner sheath (4), a group of conductors (8) are arranged inside the inner sheath (4), an insulating layer (9) is wrapped outside the conductors (8), a filling layer (6) is filled between the conductors (8) and the tinned copper foil layer (5), a connector (10) comprises a shell (11), an inner core (12) is arranged inside the shell (11), a connecting terminal (13) is arranged on the inner core (12), the left end and the right end of the connecting terminal (13) extend outwards, the connecting terminal (13) is welded with the conductors (8), and a connecting sleeve (15) is installed on the left side wall and the right, cable (1) wears to establish in adapter sleeve (15), and both ends threaded connection has pressure cover (16) about shell (11), press cover (16) cover to establish the outside at adapter sleeve (15), be provided with the notes material hole (17) of position coincidence on pressure cover (16) and adapter sleeve (15).

2. A two-layer sheath visual communication cable according to claim 1, wherein: both ends are provided with connecting seat (18) about shell (11), press cover (16) to be provided with outer adapter sleeve (19), outer adapter sleeve (19) and connecting seat (18) threaded connection.

3. A two-layer sheath visual communication cable according to claim 1, wherein: the left side wall and the right side wall of the shell (11) are provided with annular clamping grooves (14), and the connecting sleeve (15) is in clamping fit with the clamping grooves (14).

4. A two-layer sheath visual communication cable according to claim 1, wherein: the conductor (8) is a single 0.06 extremely fine copper wire, and two alloy wires are stranded inside the conductor.

5. A two-layer sheath visual communication cable according to claim 1, wherein: and a glass fiber rope (7) is arranged outside the conductor (8).