CN215184480U

CN215184480U - Comprehensive radio frequency cable

Info

Publication number: CN215184480U
Application number: CN202120847564.4U
Authority: CN
Inventors: 李凤芝; 刘德友; 赵聪; 柴勇
Original assignee: Tianjin Aoxuntong Cable Technology Development Co ltd
Current assignee: Tianjin Aoxuntong Cable Technology Development Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-12-14
Anticipated expiration: 2031-04-23

Abstract

The utility model belongs to the wire and cable field relates to a synthesize radio frequency cable, include: a plurality of coaxial sinle silk, a plurality of signal group, first enhancement core, a plurality of second enhancement core, the filling layer, the isolation layer, second shielding layer and third restrictive coating, wherein, coaxial sinle silk from interior to exterior includes first conductor in proper order, the first insulation layer, first shielding layer, first restrictive coating, a plurality of coaxial sinle silk and signal group evenly set up in the first enhancement core outside with the looks interval, a plurality of second enhancement cores evenly set up in the clearance of coaxial sinle silk and signal group, the filling layer sets up at coaxial sinle silk, the signal group, first enhancement core and second enhancement core's the outside and in the clearance, the isolation layer, second shielding layer and third restrictive coating set gradually in the outside of filling layer. According to the utility model discloses a synthesize radio frequency cable, can realize radio frequency signal and digital signal's high-efficient transmission to improve the tensile ability of dragging of cable when improving the whole interference killing feature of cable.

Description

Comprehensive radio frequency cable

Technical Field

The utility model belongs to the wire and cable field especially relates to a synthesize radio frequency cable.

Background

The wire and cable is widely applied to the fields of building electricity, rail transit, medical care, ocean development, petrochemical industry, aerospace, and the like, and is an important component for transmitting energy and signals. With the continuous development of science and technology and the continuous improvement of application requirements of an application end, especially with the continuous complexity and integration of a wire and cable laying environment, how to improve the mechanical performance and the anti-interference capability of a wire and cable while ensuring the transmission efficiency of the wire and cable has important significance. The comprehensive performance of the electric wire and the cable depends on the whole material selection and the structural design, in recent years, research and development design of the comprehensive cable become important directions, energy and signal transmission is realized in one circuit, or multiple signals are realized in one circuit, the circuit integration level can be improved, the occupied resources of the circuit are reduced, and the integration of an application end is utilized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a synthesize radio frequency cable.

According to the utility model discloses an aspect provides a synthesize radio frequency cable, include: a plurality of coaxial sinle silk, a plurality of signal group, first enhancement core, a plurality of second enhancement core, the filling layer, the isolation layer, second shielding layer and third restrictive coating, wherein, coaxial sinle silk from interior to exterior includes first conductor in proper order, the first insulation layer, first shielding layer, first restrictive coating, the signal group includes two signal sinle silk, ground wire and second restrictive coating, a plurality of coaxial sinle silk and signal group looks interval ground evenly set up in the first enhancement core outside, a plurality of second enhancement cores evenly set up in the clearance of coaxial sinle silk and signal group, the filling layer sets up at coaxial sinle silk, the signal group, the outside and the clearance of first enhancement core and second enhancement core, the isolation layer, second shielding layer and third restrictive coating set gradually in the outside of filling layer.

According to the utility model discloses an exemplary embodiment, in the coaxial sinle silk, first conductor is silver-plated copper wire conductor, and first insulating layer is the polytetrafluoroethylene insulating layer, and first shielding layer is silver-plated copper wire weaving layer, first restrictive coating perfluor ethylene propylene restrictive coating.

According to the utility model discloses an exemplary embodiment, in the signal group, two signal core pair twist settings, the ground wire setting is in the clearance of signal core, and the cladding of second restrictive coating is in the outside of signal core and ground wire, and the signal core includes second conductor and second insulating layer, and the second conductor is silver-plated copper conductor, and the second insulating layer is for gathering perfluor ethylene propylene insulating layer, and the second restrictive coating is for gathering perfluor ethylene propylene restrictive coating.

According to the exemplary embodiment of the present invention, the first reinforcement core includes a first reinforcement core inner component and a first reinforcement core cladding layer coated outside the first reinforcement core inner component, wherein the first reinforcement core inner component is an aramid reinforcement core, and the first reinforcement core cladding layer is a polyvinyl chloride layer.

According to the utility model discloses an exemplary embodiment, the second reinforcement core is aramid fiber reinforcement core.

According to the exemplary embodiment of the present invention, the filling layer water blocking colloid.

According to the utility model discloses an exemplary embodiment, the isolation layer adopts fire-retardant non-woven fabrics to make around the package.

According to the utility model discloses an exemplary embodiment, the second shielding layer is tinned wire weaving layer.

According to an exemplary embodiment of the present invention, the third sheath layer is a polyurethane outer sheath layer.

Compared with the prior art, the utility model discloses a synthesize radio frequency cable through material selection and comprehensive structural design, can realize radio frequency signal and digital signal's high-efficient transmission to improve the tensile ability of dragging of cable when improving the whole interference killing feature of cable.

Drawings

Fig. 1 is a schematic cross-sectional view of an integrated radio frequency cable according to the present invention;

in the figure, 1-coaxial wire core, 11-first conductor, 12-first insulating layer, 13-first shielding layer, 14-first sheath layer, 2-signal wire group, 21-signal wire core, 211-second conductor, 212-second insulating layer, 22-ground wire, 23-second sheath layer, 3-first reinforcing core, 31-first reinforcing core inner component, 32-first reinforcing core cladding layer, 4-second reinforcing core, 5-filling layer, 6-isolation layer, 7-second shielding layer and 8-third sheath layer.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, an integrated radio frequency cable includes: the coaxial cable comprises a plurality of coaxial cable cores 1, a plurality of signal wire groups 2, a first reinforcing core 3, a plurality of second reinforcing cores 4, a filling layer 5, an isolating layer 6, a second shielding layer 7 and a third sheath layer 8.

Specifically, coaxial sinle silk 1 includes first conductor 11 from interior to exterior in proper order, first insulating layer 12, first shielding layer 13, first restrictive coating 14, signal group 2 includes two signal sinle silks 21, ground wire 22 and second restrictive coating 23, a plurality of coaxial sinle silks 1 evenly set up in the first 3 outsides of strengthening with signal group 2 looks interval ground, a plurality of second are strengthened core 4 and evenly set up in coaxial sinle silk 1 and signal group 2's clearance, filling layer 5 sets up at coaxial sinle silk 1, signal group 2, first outside and the clearance of strengthening core 4 and second are strengthened core 3 and second, isolation layer 6, second shielding layer 7 and third restrictive coating 8 set gradually in filling layer 5's the outside.

In the coaxial sinle silk 1, first conductor 11 is silver-plated copper conductor, and first insulating layer 12 is the polytetrafluoroethylene insulating layer, and first shielding layer 13 is silver-plated copper braided layer, first restrictive coating 14 perfluor ethylene propylene restrictive coating. The coaxial wire core 1 is used for transmitting radio frequency signals.

In the signal line group 2, two signal core 21 pair twist settings, ground wire 22 sets up in signal core 21's clearance, and second restrictive coating 23 cladding is in the outside of signal core 21 and ground wire 22, and signal core 21 includes second conductor 211 and second insulating layer 212, and second conductor 211 is silver-plated copper conductor, and second insulating layer 212 is for gathering perfluor ethylene propylene insulating layer, and second restrictive coating 23 is for gathering perfluor ethylene propylene restrictive coating. The signal line group 2 is used to transmit digital signals. The ground wire 22 is used for grounding, and the electricity safety of the terminal equipment is ensured.

The first reinforcement core 3 includes a first reinforcement core inner component 31 and a first reinforcement core cladding 32 coated outside the first reinforcement core inner component 31, wherein the first reinforcement core inner component 31 is an aramid reinforcement core, and the first reinforcement core cladding 32 is a polyvinyl chloride layer.

The second reinforcing core 4 is an aramid reinforcing core.

The first core 3 and the second core 4 provide the cable with a resistance to pulling in its entirety.

The filling layer 5 is water-blocking colloid.

The isolation layer 6 is made of flame-retardant non-woven fabric in a wrapping mode. The flame-retardant non-woven fabric improves the flame-retardant performance of the cable while ensuring the fastening and roundness of the cable.

The second shielding layer 7 is a tinned copper wire braid. The tinned wire braided layer has improved the electromagnetic shield effect of cable.

The third sheath layer 8 is a polyurethane outer sheath layer.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. An integrated radio frequency cable, comprising: a plurality of coaxial sinle silk (1), a plurality of signal group (2), first enhancement core (3), a plurality of second enhancement core (4), filling layer (5), isolation layer (6), second shielding layer (7) and third restrictive coating (8), wherein, coaxial sinle silk (1) from interior to exterior includes first conductor (11) in proper order, first insulating layer (12), first shielding layer (13) and first restrictive coating (14), signal group (2) include two signal sinle silk (21), ground wire (22) and second restrictive coating (23), a plurality of coaxial sinle silk (1) and signal group (2) looks interval ground evenly set up in the first enhancement core (3) outside, a plurality of second enhancement core (4) evenly set up in the clearance of coaxial sinle silk (1) and signal group (2), filling layer (5) set up at coaxial sinle silk (1), signal group (2), In the outsides and gaps of the first reinforcing core (3) and the second reinforcing core (4), the isolating layer (6), the second shielding layer (7) and the third sheath layer (8) are sequentially arranged on the outside of the filling layer (5).

2. The integrated radio frequency cable according to claim 1, wherein in the coaxial cable core (1), the first conductor (11) is a silver-plated copper wire conductor, the first insulating layer (12) is a polytetrafluoroethylene insulating layer, the first shielding layer (13) is a silver-plated copper wire braid layer, and the first sheath layer (14) is a perfluoroethylene propylene sheath layer.

3. The integrated radio frequency cable according to claim 1, wherein in the signal line group (2), two signal wire cores (21) are twisted in pairs, the ground wire (22) is disposed in a gap between the signal wire cores (21), the second sheath layer (23) covers the signal wire cores (21) and the ground wire (22), the signal wire cores (21) include a second conductor (211) and a second insulating layer (212), the second conductor (211) is a silver-plated copper conductor, the second insulating layer (212) is a fluorinated ethylene propylene insulating layer, and the second sheath layer (23) is a fluorinated ethylene propylene sheath layer.

4. The integrated radio frequency cable according to claim 1, wherein the first reinforcement core (3) comprises a first reinforcement core inner component (31) and a first reinforcement core cladding (32) coated outside the first reinforcement core inner component (31), wherein the first reinforcement core inner component (31) is an aramid reinforcement core and the first reinforcement core cladding (32) is a polyvinyl chloride layer.

5. -integrated radiofrequency cable according to claim 1, characterized in that the second reinforcing core (4) is an aramid reinforcing core.

6. -integrated radio frequency cable according to claim 1, characterized in that said filling layer (5) is a water-blocking glue.

7. An integrated radio frequency cable according to claim 1, characterized in that the insulating layer (6) is made by wrapping a flame-retardant non-woven fabric.

8. -the integrated radio frequency cable according to claim 1, characterized in that said second shielding layer (7) is a braided layer of tinned copper wire.

9. -the integrated radio frequency cable according to claim 1, characterized in that said third sheath layer (8) is a polyurethane outer sheath layer.