CN210052554U - Bending-resistant communication cable - Google Patents

Abstract

The utility model discloses a resistant communication cable of buckling, communication cable is by outer to interior including outer sheath, tinned wire woven shield, film inner sheath respectively to and many sinle silks. Preferably, each wire core comprises an insulating layer and a copper core wire from outside to inside respectively, and the copper core wire is a multi-strand flexible oxygen-free copper wire. The communication cable adopts the outer sheath, the tinned copper wire braided shielding layer, the film inner sheath and the multi-layer protection and shielding mechanism of a plurality of wire cores, so that good shielding performance is provided, and the bending resistance is excellent; allowable bend radius: the cable can reach 4 times of the outer diameter when being fixedly laid. The bending life can reach 50 times/min and more than 600 ten thousand times, and the smooth operation of various applications is ensured. Various wire core quantity specifications can be made as required, and different use occasions are satisfied. The device is suitable for communication line connection of various mobile mechanical parts.

Description

Bending-resistant communication cable

Technical Field

The utility model belongs to the technical field of the communication transmission cable, concretely relates to resistant communication cable of buckling.

Background

In the modern intelligent manufacturing era, various mechanical arms and moving parts are provided with driving devices, and power and control signals, namely communication signals, need to be transmitted through cable connection. The mechanical arms often move frequently, the moving angle is large, and the connected cables are required to have the technical characteristics of bending resistance and long service life.

Disclosure of Invention

The utility model aims to solve the technical problem that to the not enough among the above-mentioned prior art, provide a communication cable of resistant buckling of stranded wire.

The utility model provides a technical scheme that technical problem adopted is:

the utility model provides a resistant communication cable that buckles, communication cable includes outer sheath, tinned wire woven shield layer, film inner sheath to interior respectively to and many sinle silks. The inner sheath is preferably a special wear-resistant PVC sheath, and the outer sheath is preferably a special low-viscosity, oil-resistant and wear-resistant PUR sheath; the tinned wire braided shield layer has a braiding density of more than 85%.

Further, each wire core respectively includes insulating layer and copper core from outside to inside. The insulating layer is preferably made of special high-strength TPE or PVC materials.

Further, the copper core wire is a plurality of strands of flexible oxygen-free copper wires. Preferably conforms to the category 6 conductor in the GB/T3956-2008 standard.

Can endure high frequency and large-angle bending for a long time.

Furthermore, a reinforcing wire is also arranged in the film inner sheath. Preferably, steel wires are used to increase the strength of the cable and control the bending angle.

The utility model has the advantages that:

the communication cable adopts the outer sheath, the tinned copper wire braided shielding layer, the film inner sheath and the multi-layer protection and shielding mechanism of a plurality of wire cores, so that good shielding performance is provided, and the bending resistance is excellent; allowable bend radius: the cable can reach 4 times of the outer diameter when being fixedly laid. The bending life can reach 50 times/min and more than 600 ten thousand times, and the smooth operation of various applications is ensured. Various wire core quantity specifications can be made as required, and different use occasions are satisfied. The device is suitable for communication line connection of various mobile mechanical parts.

Drawings

Fig. 1 is a cross-sectional view of a communication cable of an embodiment;

description of reference numerals:

1-outer sheath, 2-tinned copper wire braided shielding layer, 3-thin film inner sheath, 4-wire core, 5-insulating layer, 6-copper core wire and 7-reinforcing wire.

Detailed Description

The following is a specific embodiment of the present invention, and as shown in fig. 1, a bending-resistant communication cable comprises, from outside to inside, an outer sheath 1, a tinned copper wire braided shield 2, a film inner sheath 3, and 12 wire cores 4; each wire core 4 comprises an insulating layer 5 and a copper core wire 6 from outside to inside; the copper core wire 6 is a plurality of strands of flexible oxygen-free copper wires. And a reinforcing wire 7 made of steel wire is also arranged in the film inner sheath 3.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art. Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.

Claims (3)

1. A resistant communication cable that buckles which characterized in that: the communication cable comprises an outer sheath, a tinned copper wire braided shielding layer, a film inner sheath and a plurality of wire cores from outside to inside, and reinforcing wires are further arranged in the film inner sheath.

2. The bend-resistant communications cable of claim 1, wherein: each wire core comprises an insulating layer and a copper core wire from outside to inside respectively.

3. The bend-resistant communications cable of claim 2, wherein: the copper core wire is a plurality of strands of flexible oxygen-free copper wires.