CN216597032U

CN216597032U - Coaxial cable with protective structure

Info

Publication number: CN216597032U
Application number: CN202123027662.2U
Authority: CN
Inventors: 杨珺; 顾卫中; 王句; 顾宏亮; 陈澍
Original assignee: Suzhou Yongding Cable Technology Co ltd
Current assignee: Suzhou Yongding Cable Technology Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-05-24
Anticipated expiration: 2031-12-03

Abstract

The utility model relates to the technical field of cables, in particular to a coaxial cable with a protective structure, which increases the tensile and bending resistance of the cable, increases the electric power transmission effect of the coaxial cable, increases the use effect of the coaxial cable and improves the practicability; including supporting the core, conductive unit, the insulating layer, the second copper conductor, the band, second sheath and obturator, a plurality of groups of conductive unit use the support core to strand as the center, the insulating layer suit is on a plurality of groups of conductive unit of transposition, conductive unit includes first sheath and first copper conductor, first sheath suit is on first copper conductor, first copper conductor is located first sheath central point and puts, the outer wall of the first sheath of a plurality of groups and the interior wall connection of insulating layer, a plurality of groups of second copper conductor are woven into netted, a plurality of groups of second copper conductor suit are in the insulating layer outer end, the band is around the outer end of adorning at a plurality of groups of second copper conductor, second sheath suit is in the outer end of band.

Description

Coaxial cable with protective structure

Technical Field

The utility model relates to the technical field of cables, in particular to a coaxial cable with a protection structure.

Background

A coaxial cable is a wire and signal transmission line, generally made of four layers of materials: the innermost is a conductive copper wire surrounded by a layer of plastic (used as an insulator or dielectric), the insulator is surrounded by a thin mesh conductor (typically copper or alloy), and the outermost layer of insulation is the outer skin.

Coaxial cables are used for the transmission of analog and digital signals and are suitable for a wide variety of applications, the most important of which are television transmissions, long distance telephone transmissions, short distance connections between computer systems, and local area networks. Coaxial cables are rapidly evolving as a means of transmitting television signals to thousands of households, namely cable televisions. A cable television system may carry tens or even hundreds of television channels, which may range up to tens of kilometers. Coaxial cables have long been an important component of long distance telephone networks.

The existing coaxial cable has poor tensile property in the long-distance transmission process, and the normal use of the coaxial cable is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the coaxial cable with the protection structure, which increases the tensile property and the bending resistance of the cable, increases the power transmission effect of the coaxial cable, increases the use effect of the coaxial cable, and improves the practicability.

The utility model relates to a coaxial cable with a protective structure, which comprises a supporting core body, conductive units, an insulating layer, a second copper conductor, a wrapping tape, a second sheath and a filling body, wherein a plurality of groups of the conductive units are stranded by taking the supporting core body as the center, the insulating layer is sleeved on a plurality of groups of twisted conductive units, each conductive unit comprises a first sheath and a first copper conductor, the first sheath is sleeved on the first copper conductor, the first copper conductor is positioned in the center of the first sheath, the outer walls of a plurality of groups of the first sheaths are connected with the inner wall of the insulating layer, a plurality of groups of the second copper conductors are woven into a net shape, a plurality of groups of the second copper conductors are sleeved at the outer end of the insulating layer, the wrapping tape is wound at the outer ends of the plurality of groups of second copper conductors, the second sheath is sleeved at the outer end of the wrapping tape, and the filling body is filled in gaps between the plurality of groups of conductive units and the insulating layer.

The coaxial cable with the protection structure further comprises a waterproof layer, wherein the waterproof layer is sleeved on the plurality of groups of second copper conductors, and is positioned between the wrapping belt and the plurality of groups of second copper conductors.

The coaxial cable with the protection structure further comprises an insulation shielding layer, wherein the insulation shielding layer is wound on the outer sides of the plurality of groups of conductive units, and the insulation shielding layer is located between the plurality of groups of conductive units and the insulation layer.

According to the coaxial cable with the protection structure, the metal shielding layer is arranged between the wrapping tape and the waterproof layer.

The coaxial cable with the protection structure further comprises a tearing rope, and the tearing rope is installed on the wrapping tape.

According to the coaxial cable with the protection structure, the first sheath is made of silicon rubber.

According to the coaxial cable with the protection structure, the wrapping belt is made of the polytetrafluoroethylene belt.

According to the coaxial cable with the protection structure, the second sheath is a low-smoke halogen-free sheath.

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

the first copper conductor and the second copper conductor are both electric conductors, the first sheath is sleeved on the first copper conductor, when the cable is disassembled, the disassembled first copper conductor can be used independently, the center of a plurality of groups of conductive units is provided with a supporting core body, the tensile strength and the bending resistance of the cable are improved, the mechanical strength of the cable is improved by filling the filling body in the gaps between the plurality of groups of conductive units and the insulating layer, the first sheath plays a role in insulating the first copper conductor, the insulating layer plays a role in protecting and insulating the plurality of groups of conductive units, the wrapping tape is wound at the outer end of the plurality of groups of second copper conductors, the attaching effect of the plurality of groups of second copper conductors and the insulating layer is improved, the electric signal transmission effect of the first copper conductor and the second copper conductor is improved, the second sheath plays a role in insulating and protecting the cable, the electric power transmission effect of the coaxial cable is improved, and the using effect of the coaxial cable is improved, the practicability is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of a coaxial cable of the present invention;

FIG. 3 is a partial enlarged structural view of A of the present invention;

FIG. 4 is a partial enlarged structural view of B of the present invention;

in the drawings, the reference numbers: 1. a support core; 2. a first copper conductor; 3. a first sheath; 4. an insulating layer; 5. a second copper conductor; 6. wrapping belts; 7. a second sheath; 8. a filler; 9. a waterproof layer; 10. an insulating shield layer; 11. and (6) tearing the rope.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1 to 4, a coaxial cable with a shielding structure of the present invention includes a supporting core 1, a conductive unit, an insulating layer 4, the packaging belt comprises a second copper conductor 5, a packaging belt 6, a second sheath 7 and a filler 8, wherein a plurality of groups of conductive units are stranded by taking a supporting core 1 as a center, an insulating layer 4 is sleeved on the stranded plurality of groups of conductive units, each conductive unit comprises a first sheath 3 and a first copper conductor 2, the first sheaths 3 are sleeved on the first copper conductors 2, the first copper conductors 2 are positioned at the center of the first sheaths 3, the outer walls of the plurality of groups of first sheaths 3 are connected with the inner wall of the insulating layer 4, the plurality of groups of second copper conductors 5 are woven into a net shape, the plurality of groups of second copper conductors 5 are sleeved at the outer end of the insulating layer 4, the packaging belt 6 is wound at the outer ends of the plurality of groups of second copper conductors 5, the second sheaths 7 are sleeved at the outer end of the packaging belt 6, and the filler 8 is filled in gaps between the plurality of groups of conductive units and the insulating layer 4; the first copper conductor 2 and the second copper conductor 5 are both electric conductors, the first copper conductor 2 which is split can be used independently when the cable is split by arranging the first sheath 3, the supporting core body 1 is arranged at the center of a plurality of groups of electric conduction units to increase the tensile strength and the bending resistance of the cable, the filling body 8 is filled in the gap between the plurality of groups of electric conduction units and the insulating layer 4 to increase the mechanical strength of the cable, the first sheath 3 plays an insulating role on the first copper conductor 2, the insulating layer 4 plays a role in protecting and insulating the plurality of groups of electric conduction units, the wrapping tape 6 is wound at the outer end of the plurality of groups of second copper conductors 5 to increase the attaching effect of the plurality of groups of second copper conductors 5 and the insulating layer 4 and increase the electric signal transmission effect of the first copper conductor 2 and the second copper conductor 5, the second sheath 7 plays an insulating and protecting role on the cable to increase the electric power transmission effect of the coaxial cable, the use effect of the coaxial cable is improved, and the practicability is improved.

As the optimization of the above embodiment, the waterproof layer 9 is further included, the waterproof layer 9 is sleeved on the plurality of groups of second copper conductors 5, and the waterproof layer 9 is located between the belting 6 and the plurality of groups of second copper conductors 5; through above setting, waterproof layer 9 plays waterproof effect, and waterproof layer 9 plays the guard action to a plurality of groups second copper conductor 5, increases coaxial cable's electric power transmission effect, increases coaxial cable's result of use, improves the practicality.

As a preference of the above embodiment, the insulating and shielding layer 10 is further included, the insulating and shielding layer 10 is wound outside the plurality of groups of conductive units, and the insulating and shielding layer 10 is located between the plurality of groups of conductive units and the insulating layer 4; through the above arrangement, the insulation shielding layer 10 plays an insulation shielding role on a plurality of groups of conductive units, so that the transmission effect of electric signals of the conductive units is increased, the electric power transmission effect of the coaxial cable is increased, and the practicability is improved.

As a preference of the above embodiment, a metal shielding layer is provided between the taping 6 and the waterproof layer 9; through above setting, increase the signal of telecommunication transmission effect of a plurality of groups second copper conductor 5, increase the result of use of cable, improve the practicality.

As a preference of the above embodiment, the bag further comprises a tearing rope 11, and the tearing rope 11 is mounted on the bag belt 6; through the arrangement, the outer protection of the cable is convenient to peel off, the efficiency of peeling off the outer sheath of the cable is increased, the convenience is increased, the using effect of the coaxial cable is increased, and the practicability is improved.

In the above embodiment, the first sheath 3 is preferably made of silicone rubber; through the arrangement, the silicon rubber has good high-temperature resistance, has excellent insulating property, corona resistance and arc resistance, improves the power transmission effect of the coaxial cable, increases the using effect of the coaxial cable, and improves the practicability.

In the above embodiment, preferably, the wrapping tape 6 is made of polytetrafluoroethylene tape; through the setting, the polytetrafluoroethylene area has chemical resistance's good performance, has splendid pliability, compression resilience nature and good anti creep, cold flow characteristic simultaneously, and has higher tensile strength, increases coaxial cable's tensile and bending strength, increases coaxial cable's result of use, improves the practicality.

As a preference of the above embodiment, the second sheath 7 is a low smoke zero halogen sheath; through the arrangement, the low-smoke halogen-free material can reduce toxic and corrosive gases generated during combustion, the environmental friendliness of the coaxial cable is improved, and the practicability is improved.

The utility model relates to a coaxial cable with a protective structure, which is characterized in that a first copper conductor 2 and a second copper conductor 5 are both electric conductors when in work, a first sheath 3 is arranged to be sleeved on the first copper conductor 2, when the cable is detached, the detached first copper conductor 2 can be used independently, a plurality of groups of conductive units are provided with a supporting core body 1 at the center, the tensile strength and the bending resistance of the cable are improved, a filling body 8 is filled in gaps between the plurality of groups of conductive units and an insulating layer 4, the mechanical strength of the cable is improved, the first sheath 3 plays a role in insulating the first copper conductor 2, the insulating layer 4 plays a role in protecting and insulating the plurality of groups of conductive units, a wrapping tape 6 is wound at the outer end of the plurality of groups of second copper conductors 5, the attaching effect of the plurality of groups of second copper conductors 5 and the insulating layer 4 is improved, and the effect of electric signal transmission of the first copper conductor 2 and the second copper conductor 5 is improved, the second sheath 7 provides insulation and protection for the cable.

According to the coaxial cable with the protection structure, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the coaxial cable can be implemented as long as the beneficial effects of the coaxial cable can be achieved; the insulation shielding layer 10 of the coaxial cable with the protection structure is purchased from the market, and the technical personnel in the industry only need to install and operate according to the attached operating instructions.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A coaxial cable with a protection structure is characterized by comprising a supporting core body (1), conductive units, an insulating layer (4), a second copper conductor (5), a wrapping tape (6), a second sheath (7) and a filling body (8), wherein a plurality of groups of the conductive units are stranded by taking the supporting core body (1) as a center, the insulating layer (4) is sleeved on the stranded groups of the conductive units, the conductive units comprise a first sheath (3) and a first copper conductor (2), the first sheath (3) is sleeved on the first copper conductor (2), the first copper conductor (2) is positioned at the center of the first sheath (3), the outer wall of the first sheath (3) is connected with the inner wall of the insulating layer (4), the second copper conductors (5) are woven into a net shape, and the second copper conductors (5) are sleeved on the outer end of the insulating layer (4), the wrapping tape (6) is wound at the outer ends of the groups of second copper conductors (5), the second sheath (7) is sleeved at the outer end of the wrapping tape (6), and the filling body (8) is filled in gaps between the groups of conductive units and the insulating layer (4).

2. The coaxial cable with the protective structure according to claim 1, further comprising a waterproof layer (9), wherein the waterproof layer (9) is sleeved on the plurality of sets of second copper conductors (5), and the waterproof layer (9) is located between the wrapping tape (6) and the plurality of sets of second copper conductors (5).

3. A coaxial cable with protective structure according to claim 1, further comprising an insulating shielding layer (10), wherein said insulating shielding layer (10) is wound outside the plurality of groups of conductive elements, and said insulating shielding layer (10) is located between the plurality of groups of conductive elements and the insulating layer (4).

4. A coaxial cable with protective structure according to claim 2, characterized in that a metal shielding layer is provided between the tape (6) and the waterproof layer (9).

5. The coaxial cable with the protective structure is characterized by further comprising a tearing rope (11), wherein the tearing rope (11) is installed on the wrapping tape (6).

6. A coaxial cable with protective structure according to claim 1, characterized in that the material of said first sheath (3) is silicone rubber.

7. A coaxial cable with protective structure according to claim 1, characterized in that the wrapping tape (6) is made of teflon tape.

8. A coaxial cable with protective structure according to claim 1, characterized in that said second sheath (7) is a low smoke zero halogen sheath.