CN210200398U - Communication cable - Google Patents
Communication cable Download PDFInfo
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- CN210200398U CN210200398U CN201920458462.6U CN201920458462U CN210200398U CN 210200398 U CN210200398 U CN 210200398U CN 201920458462 U CN201920458462 U CN 201920458462U CN 210200398 U CN210200398 U CN 210200398U
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- cable
- insulating layer
- communication cable
- shielding layer
- steel wire
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Abstract
The utility model discloses a communication cable, including cable core, insulating layer, natural rubber, chloroprene rubber, shielding layer, silvering copper wire, plastic-aluminum composite tape, galvanized steel wire, tin-plated steel wire, restrictive coating, PVE material and polyethylene, the surface of cable core is provided with the insulating layer, and the surface of insulating layer is provided with the shielding layer, and the surface of shielding layer is provided with the restrictive coating. The utility model discloses an use of insulating layer, be convenient for make and insulate between cable core and the external environment, avoid naked electric wire to cause the short circuit, influence communication cable's normal use, use through the shielding layer, be convenient for shield high frequency and low frequency interference simultaneously, the normal transport of communication cable signal has been guaranteed effectively, it is poor to have solved current communication cable interference killing feature, can't shield high frequency and low frequency simultaneously effectively, can cause the signal transmission ability variation of cable, make the unable normal transmission of signal, the problem of communication cable's practicality has been reduced.
Description
Technical Field
The utility model relates to a communication equipment technical field specifically is a communication cable.
Background
The communication cable is a cable for high-frequency carrier wave and digital communication and signal transmission for short-distance audio communication and long-distance, is one of five cable products in China, and can be divided into six series of products according to the application and the application range of the communication cable, namely, urban communication cables (including paper insulation urban telephone cables and polyolefin insulation polyolefin sheath urban telephone cables), long-distance symmetrical cables (including paper insulation high-low frequency long-distance symmetrical cables, copper core foam polyethylene high-low frequency long-distance symmetrical cables and digital transmission long-distance symmetrical cables), coaxial cables (including small coaxial cables, medium coaxial cables and tiny coaxial cables), submarine cables (divided symmetrical submarine cables and coaxial submarine cables), optical fiber cables (including traditional cable types, strip array types and framework types), radio frequency cables (including symmetrical radio frequency and coaxial radio frequency), and the existing communication cables have poor anti-interference capability, the high frequency and the low frequency cannot be effectively and simultaneously shielded, the signal transmission capacity of the cable is poor, signals cannot be normally transmitted, and the practicability of the communication cable is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a communication cable possesses the strong advantage of interference killing feature, and it is poor to have solved current communication cable interference killing feature, can't shield high frequency and low frequency simultaneously effectively, can cause the signal transmission ability variation of cable, makes the unable normal transmission of signal, has reduced communication cable's the problem of practicality.
In order to achieve the above object, the utility model provides a following technical scheme: the communication cable comprises a cable core, an insulating layer, natural rubber, chloroprene rubber, a shielding layer, silver-plated copper wires, an aluminum-plastic composite tape, galvanized steel wires, tinned steel wires, a sheath layer, PVE materials and polyethylene, wherein the insulating layer is arranged on the surface of the cable core, the shielding layer is arranged on the surface of the insulating layer, and the sheath layer is arranged on the surface of the shielding layer.
Preferably, the number of the cable cores is four, and the cable cores are formed by twisting a plurality of mutually insulated wires or conductors.
Preferably, the insulating layer comprises natural rubber, the natural rubber is wrapped on the surface of the cable core, chloroprene rubber is wrapped on one side, away from the cable core, of the natural rubber, the shielding layer comprises silver-plated copper wires, the silver-plated copper wires are wrapped on the surface of the chloroprene rubber, an aluminum-plastic composite belt is wrapped on one side, away from the chloroprene rubber, of the silver-plated copper wires, a zinc-plated steel wire is wrapped on one side, away from the silver-plated copper wires, of the aluminum-plastic composite belt, and a tin-plated steel wire is wrapped on one side, away from the aluminum-plastic composite belt.
Preferably, the sheath layer comprises a PVE material, the PVE material is wrapped on the surface of the tin-plated steel wire, and polyethylene is wrapped on one side, away from the tin-plated steel wire, of the PVE material.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses an use of insulating layer, be convenient for insulate between messenger's cable core and the external environment, avoid naked electric wire to cause the short circuit, influence communication cable's normal use, use through the shielding layer, be convenient for shield high frequency and low frequency interference simultaneously, the normal transport of communication cable signal has been guaranteed effectively, use through the restrictive coating, be convenient for protect external friction collision and high temperature etc. avoided the cable core to cause the damage, it is poor to have solved current communication cable interference killing feature, can't shield high frequency and low frequency simultaneously effectively, can cause the signal transport ability variation of cable, make the unable normal transmission of signal, the problem of communication cable's practicality has been reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the insulating layer of the present invention;
FIG. 3 is a schematic view of the shielding layer structure of the present invention;
fig. 4 is a schematic view of the structure of the sheath layer of the present invention.
In the figure: 1 cable core, 2 insulating layers, 21 natural rubber, 22 chloroprene rubber, 3 shielding layers, 31 silver-plated copper wires, 32 aluminum-plastic composite tapes, 33 zinc-plated steel wires, 34 tin-plated steel wires, 4 sheath layers, 41PVE materials and 42 polyethylene.
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. 1-4, a communication cable comprises a cable core 1, an insulating layer 2, a natural rubber 21, a chloroprene rubber 22, a shielding layer 3, a silver-plated copper wire 31, an aluminum-plastic composite tape 32, a galvanized steel wire 33, a tinned steel wire 34, a sheath layer 4, a PVE material 41 and a polyethylene 42, wherein the cable core 1 is formed by twisting a plurality of mutually insulated wires or conductors, the insulating layer 2 is arranged on the surface of the cable core 1, the insulating layer 2 comprises the natural rubber 21, the natural rubber 21 is wrapped on the surface of the cable core 1, the chloroprene rubber 22 is wrapped on one side of the natural rubber 21 away from the cable core 1, insulation between the cable core 1 and the external environment is facilitated by using the insulating layer 2, short circuit of exposed wires is avoided, and normal use of the communication cable is affected, the shielding layer 3 is arranged on the surface of the insulating layer 2, the shielding layer 3 comprises the silver, the silver-plated copper wire 31 is wrapped on the surface of the chloroprene rubber 22, one side of the silver-plated copper wire 31, which is far away from the chloroprene rubber 22, is wrapped with the aluminum-plastic composite tape 32, one side of the aluminum-plastic composite tape 32, which is far away from the silver-plated copper wire 31, is wrapped with the galvanized steel wire 33, one side of the galvanized steel wire 33, which is far away from the aluminum-plastic composite tape 32, is wrapped with the tinned steel wire 34, the shielding layer 3 is used to shield high-frequency and low-frequency interference simultaneously, so that the normal transmission of communication cable signals is effectively ensured, the surface of the shielding layer 3 is provided with the sheath layer 4, the sheath layer 4 comprises a PVE material 41, the PVE material 41 is wrapped on the surface of the tinned steel wire 34, one side of the PVE material 41, which is far away from the tinned steel wire 34, is wrapped with the polyethylene 42, the sheath layer 4 is used, the high frequency and the low frequency can not be effectively shielded simultaneously, the signal transmission capability of the cable is deteriorated, the signal can not be normally transmitted, and the practicability of the communication cable is reduced.
When in use, the natural rubber 21, the chloroprene rubber 22, the silver-plated copper wire 31, the aluminum-plastic composite tape 32, the galvanized steel wire 33, the tinned steel wire 34, the PVE material 41 and the polyethylene 42 are sequentially wrapped on the surface of the cable core 1, the natural rubber 21 and the chloroprene rubber 22 have good insulativity, the exposed cable core 1 can be prevented from being contacted with each other to cause short circuit, the silver-plated copper wire 31 and the aluminum-plastic composite tape 32 can effectively shield high-frequency signal interference, the galvanized steel wire 33 and the tinned steel wire 34 can effectively shield low-frequency signal interference, the effect of shielding interference signals with different frequencies at the same time is achieved, the PVE material 41 and the polyethylene 42 have good wear resistance and high temperature resistance, the damage to the cable core 1 caused by friction and high temperature can be avoided, the problem that the existing communication cable has poor anti-interference capability, the high frequency and the low frequency can not be effectively shielded at the same time, and, the signal can not be transmitted normally, and the practicability of the communication cable is reduced.
In summary, the following steps: this communication cable, use through insulating layer 2, be convenient for insulate between messenger's cable core 1 and the external environment, avoid naked electric wire to cause the short circuit, influence communication cable's normal use, use through shielding layer 3, be convenient for shield high frequency and low frequency interference simultaneously, the normal transport of communication cable signal has been guaranteed effectively, use through restrictive coating 4, be convenient for protect external friction collision and high temperature etc, the cable core 1 has been avoided causing the damage, it is poor to have solved current communication cable interference killing feature, can't shield high frequency and low frequency simultaneously effectively, can cause the signal transmission ability variation of cable, make the unable normal transmission of signal, the problem of communication cable's practicality has been reduced.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a communication cable, includes cable core (1), insulating layer (2), natural rubber (21), chloroprene rubber (22), shielding layer (3), silver-plated copper wire (31), plastic-aluminum composite belt (32), galvanized steel wire (33), tinned steel wire (34), restrictive coating (4), PVE material (41) and polyethylene (42), its characterized in that: the cable comprises a cable core (1) and is characterized in that an insulating layer (2) is arranged on the surface of the cable core (1), a shielding layer (3) is arranged on the surface of the insulating layer (2), and a sheath layer (4) is arranged on the surface of the shielding layer (3).
2. A communications cable according to claim 1, wherein: the number of the cable cores (1) is four, and the cable cores are formed by twisting a plurality of mutually insulated wires or conductors.
3. A communications cable according to claim 1, wherein: the cable is characterized in that the insulating layer (2) comprises natural rubber (21), the natural rubber (21) is wrapped on the surface of the cable core (1), chloroprene rubber (22) is wrapped on one side, away from the cable core (1), of the natural rubber (21), the shielding layer (3) comprises silver-plated copper wires (31), the silver-plated copper wires (31) are wrapped on the surface of the chloroprene rubber (22), aluminum-plastic composite belts (32) are wrapped on one sides, away from the chloroprene rubber (22), of the silver-plated copper wires (31), the aluminum-plastic composite belts (32) are wrapped on one sides, away from the silver-plated copper wires (31), of the aluminum-plastic composite belts (32) are provided with zinc-plated steel wires (33), and one sides, away from the aluminum-plastic composite belts (32), of the.
4. A communications cable according to claim 3, wherein: the sheath layer (4) comprises PVE materials (41), the PVE materials (41) wrap the surface of the tinned steel wire (34), and polyethylene (42) wraps one side, away from the tinned steel wire (34), of the PVE materials (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920458462.6U CN210200398U (en) | 2019-11-04 | 2019-11-04 | Communication cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920458462.6U CN210200398U (en) | 2019-11-04 | 2019-11-04 | Communication cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210200398U true CN210200398U (en) | 2020-03-27 |
Family
ID=69877677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920458462.6U Active CN210200398U (en) | 2019-11-04 | 2019-11-04 | Communication cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210200398U (en) |
-
2019
- 2019-11-04 CN CN201920458462.6U patent/CN210200398U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200521 Address after: Yangxiang Town Industrial Zone, Yixing City, Wuxi City, Jiangsu Province (Batang Village) Patentee after: Jiangsu Ancheng Cable Co., Ltd Address before: 330000 No. 2 Changshan Street, Jinxian County, Nanchang City, Jiangxi Province Patentee before: Liu Lei |