CN210429410U

CN210429410U - Low-delay network cable with shielding function

Info

Publication number: CN210429410U
Application number: CN201921473087.9U
Authority: CN
Inventors: 陈斌
Original assignee: Ningbo Roxtone Audio Technology Co ltd
Current assignee: Ningbo Roxtone Audio Technology Co ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-04-28
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a low delayed net twine of area shielding belongs to pencil technical field. The method comprises the following steps: a plurality of wires, the ground wire, establishment copper wire and sheath, two liang of pair twist twines in a plurality of wires, and the outside cladding of each wire has the insulating layer, and the outside of every two wire of mutual pair twist still cladding has the aluminium foil, and the outside cladding of a plurality of wires has the establishment copper wire, and wherein the inboard of establishment copper wire still is provided with the ground wire, and the outside cladding of establishment copper wire has the sheath. The utility model provides a pair of net twine of low delay of area shielding can realize transmitting low delay, and is flexible good, does benefit to the removal installation, has higher bandwidth, is fit for higher transmission requirement.

Description

Low-delay network cable with shielding function

Technical Field

The utility model relates to a pencil technical field specifically relates to a low delayed net twine of area shielding.

Background

At present, the category 5 line and the category 6 line are mostly in the market, and are the network lines with the highest use frequency in the local area network at present, although the category 5 line and the category 6 line can also support gigabit ethernet, the category 5 line can only reach the gigabit network speed at the highest speed during transportation, and the category 6 line can stably maintain the gigabit network speed. The category 6 network cable is more suitable for complex electronic equipment environments, such as places where a large number of network cables run simultaneously to generate more interference sources, such as factory buildings, construction sites, stages, markets, office areas and the like. However, compared with the super-class 6 line, the transmission attenuation of the super-class 5 line and the super-class 6 line is large, and the signal transmission delay is high.

The novel super category 6 network cable has higher signal transmission frequency and speed, the average bandwidth speed of the category 6 network cable is about 250MHZ, and the speed of the super category 6 network cable is twice that of the super category 6 network cable, so that the super category 6 network cable becomes the most popular twisted pair in a wiring system. The high performance of the super category 6 twisted pair greatly meets the high-speed bandwidth requirement of the data center.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the purpose is to provide a low-delay network cable with a shield, which has good shielding performance, almost eliminates the influence of external crosstalk, and has more stable signal transmission capability.

The specific technical scheme is as follows:

the utility model provides an in the net twine of low delay of area shielding, includes a plurality of wires, the ground wire, works out copper wire and sheath, two liang of pair twist twines in a plurality of wires, and the outside cladding of each wire has the insulating layer, and the outside of every two mutual pair twist's wire still has the cladding to have the aluminium foil, and the outside cladding of a plurality of wires has the work out copper wire, and wherein the inboard of working out the copper wire still is provided with the ground wire, and the outside cladding of working out the.

In the above network cable with shield and low delay, it is also characterized that eight conductors are provided, and the conductors are divided into four groups.

In the foregoing network cable with shielding and low delay, the insulating layer is made of PE (polyethylene).

In the above-mentioned shielded low-delay network cable, it is also characterized that the sheath is made of TPU (Thermoplastic polyurethane elastomer) or PVC (polyvinyl chloride).

In the above-mentioned mesh cable with shield and low delay, it is also characterized in that each wire is made of a plurality of strands of oxygen-free copper wires.

In the above-mentioned mesh cable with shield and low delay, it has the characteristics that every two twisted pairs of the wire groups are arranged in parallel, and the wire pitches of every two twisted pairs are the same.

In the above-mentioned net twine with shielding low delay, still have such a characteristic, the copper wire is woven into copper wire net by a plurality of copper wires mutually perpendicular to weave the copper wire.

The positive effects of the technical scheme are as follows:

the utility model provides a pair of low net twine of delaying of area shielding adopts high strength anaerobic copper wire as the wire, two liang of pair twists of wire, each wire outside cladding has the insulating layer, the outside cladding of per two wires has the aluminium foil, and the outside of all pencil still the cladding has establishment copper wire and sheath, guarantee that this net twine has higher bandwidth, can satisfy higher transmission requirement, this net twine can effectively reduce transmission delay in addition, and has good shielding property, signal transmission ability is more stable.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention, which is a low-delay mesh cable with a shield.

In the drawings: 1. a wire; 2. a ground wire; 3. an insulating layer; 4. aluminum foil; 5. weaving copper wires; 6. a sheath.

Detailed Description

In order to make the utility model realize that technical means, creation characteristics, achievement purpose and efficiency are easily understood and known, the following embodiment is combined with the accompanying drawing 1 to be right the utility model provides a low delayed net twine of area shielding does specifically expoundly.

Fig. 1 is the structure schematic diagram of an embodiment of the utility model discloses a low net twine of postponing of area shielding, in this embodiment, this low net twine of postponing of area shielding mainly includes wire 1, ground wire 2, insulating layer 3, aluminium foil 4, establishment copper wire 5, sheath 6.

In a shielded low-delay network cable, the network cable is a super-6 type network cable, every two wires 1 are twisted in pairs, every two wires 1 form a group, the outer side of each wire 1 is coated with an insulating layer 3, the insulating layer 3 is made of soft materials, the wires 1 are convenient to bend, radiation to the surroundings during information transmission can be effectively avoided, external electromagnetic interference can be resisted, stability and confidentiality in the information transmission process are ensured, mutual interference among the wires 1 is prevented, the outer side of each two wires 1 twisted in pairs is further coated with an aluminum foil 4, interference of external environment on the wires 1 is prevented, accordingly, the anti-interference capability of the wires 1 is enhanced, the outer sides of the wires 1 are provided with braided copper wires 5, the braided copper wires 5 are used for enhancing the strength of the wires, meanwhile, signal attenuation can be reduced, interference of external signals on the network cable is prevented, the inner sides of the braided copper wires 5 are further provided with a ground wire, ground wire 2 is used for ground connection, protection wire 1's transmission, and the outside cladding of establishment copper wire 5 has sheath 6, and protective sheath 6 plays the effect that combines 1 ground wire 2 of wire and protection net twine, has high tensile strength and elongation simultaneously, has wear-resisting, acid and alkali-resistance, resistant oily, the environmental protection, the life of extension net twine.

In a preferred embodiment, as shown in fig. 1, eight wires 1 are provided, and are divided into four groups, so as to reduce the attenuation of signal transmission and reduce the delay of signal transmission.

In a preferred embodiment, as shown in fig. 1, the insulation layer 3 is made of PE, which is a typical thermoplastic, and PE has excellent chemical stability and excellent dielectric properties, ensuring that the wires 1 can be bent and preventing the wires from interfering with each other.

In a preferred embodiment, as shown in fig. 1, the sheath 6 is made of TPU, which has a wide hardness range, high mechanical strength, outstanding cold resistance, good processability, and oil, water, and mold resistance, or the sheath 6 is made of PVC, which has good flame retardancy, good electrical insulation, can be used as a low frequency insulating material, and has good chemical stability.

In a preferred embodiment, as shown in fig. 1, each conductor 1 is a plurality of strands of oxygen-free copper wire, which is typically used for video surveillance and network transmission (surveillance video wire, wired rf wire, hundreds of megabytes of ultra-five types of network wires, gigabytes of six types of wires). Because the oxygen-free copper wire is a copper wire manufactured under the condition of no oxygen, the oxygen-free copper wire is mainly used for preventing the future occurrence of the verdigris (oxidation). So oxygen-free copper: the resistivity is about 0.0165; low-oxygen copper: the resistivity is about 0.0168; and (3) copper regeneration: the resistivity is more than 0.0185. The oxygen-free copper has good transmission effect and good interference resistance. The transmission performance of the network cable can be improved, and the anti-interference capability is improved.

In a preferred embodiment, as shown in fig. 1, every two twisted pairs of the wire sets are arranged in parallel with each other, and the pitches of the two twisted pairs of the wires 1 are the same.

In a preferred embodiment, as shown in fig. 1, the braided copper wire 5 is a copper wire mesh made of several copper wires which are perpendicular to each other.

In the following description, a specific embodiment is described, and it should be noted that the structures, processes and materials described in the following embodiment are only used to illustrate the feasibility of the embodiment, and are not intended to limit the scope of the present invention.

This net twine of low delay of area shielding adopts the wire of stranded anaerobic copper wire, and the outside cladding of each wire has the PE insulating layer, and wherein two liang of pair twists of wire, the outside of the wire of every two mutual pair twists still independent claddings has the aluminium foil, and the outside of all wires and ground wire still claddings has establishment copper wire and sheath, and the sheath can be selected to TPU or PVC material. The network cable has higher bandwidth, more stable signal transmission capability and good shielding performance.

The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.

Claims

1. A shielded low-delay network cable, comprising: the novel wire weaving device comprises a plurality of wires, a ground wire, a weaving copper wire and a sheath, wherein pairwise twisting of the plurality of wires is achieved, the outer side of each wire is wrapped with an insulating layer, each two wires are twisted in pair, the outer side of each wire is further wrapped with an aluminum foil, the outer side of each wire is wrapped with the weaving copper wire, the inner side of each weaving copper wire is further provided with the ground wire, and the outer side of each weaving copper wire is wrapped with the sheath.

2. The mesh cable with shielding and low delay of claim 1, wherein eight wires are provided and divided into four groups.

3. The shielded low-delay network cable according to claim 1, wherein the insulating layer is made of PE.

4. The mesh cable with shielding and low delay of claim 1, wherein the sheath is made of TPU or PVC.

5. The shielded low-delay network cable of claim 1, wherein each conductor is a plurality of strands of oxygen-free copper wires.

6. The mesh cable with shielding and low delay of claim 1, wherein every two twisted wire groups are arranged in parallel, and the twisting distance of every two twisted wire groups is the same.

7. The shielded low-delay network cable of claim 1, wherein the braided copper wires are braided into a copper wire mesh by a plurality of copper wires perpendicular to each other.