CN216119672U

CN216119672U - Flat USB photoelectric composite cable

Info

Publication number: CN216119672U
Application number: CN202122180318.0U
Authority: CN
Inventors: 余军; 王瑶
Original assignee: Suzhou Fuertai Optoelectronic Technology Co ltd
Current assignee: Suzhou Fuertai Optoelectronic Technology Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-03-22
Anticipated expiration: 2031-09-09

Abstract

The utility model relates to the technical field of cables, in particular to a flat USB photoelectric composite cable which comprises a cable body, wherein the cable body comprises cable cores which are distributed at intervals in parallel, interval filling strips are arranged between adjacent cable cores, aluminum foil mylar is extruded outside the cable cores and provided with arc depressions bending towards the interval filling strips, an inner sheath is extruded outside the aluminum foil mylar and provided with inner folds bending towards the arc depressions, the inner folds are distributed at equal intervals along the width direction parallel to the cable body, a braided shield is extruded outside the inner sheath, a hollow filling strip is arranged in the braided shield and located in the depressions of the inner folds, and an outer sheath is extruded outside the braided shield. The cable adopts a flat design, has regular appearance, separates each wire core through the interval filling strips, tightly fills the wire cores, avoids the wire core pieces from being wound mutually, has good anti-kink effect, and improves the compression resistance of the cable body by designing the inner folds on the inner sheath.

Description

Flat USB photoelectric composite cable

Technical Field

The utility model relates to the technical field of cables, in particular to a flat USB photoelectric composite cable.

Background

USB3.1 is the latest USB specification, which was initiated by intel, etc., and has increased data transfer speeds up to 10 giga per second. Compared with the USB3.0 technology, the USB3.1 uses a more efficient data coding system and provides more than one time of effective data throughput rate, and is completely downward compatible with the existing USB connector and cable, so that the USB3.1 is expected to be a transmission interface of a mobile phone, a tablet, a computer and the like.

Most of the existing USB3.1 photoelectric composite cables are round cables, and have the defect of large volume, and the round cables are easily twisted in a frequently bent environment. Therefore, a flat USB photoelectric composite cable is provided.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a flat USB photoelectric composite cable, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a flat USB photoelectric cables, includes the cable body, the cable body is equipped with the interval filler strip including the sinle silk that is parallel interval distribution between the adjacent sinle silk, the sinle silk is crowded package outward has the aluminium foil wheat to draw, the aluminium foil wheat is drawn and is equipped with to the crooked circular arc of interval filler strip sunken, the aluminium foil wheat is drawn and is crowded package outward and has the inner sheath, the inner sheath is equipped with to the sunken crooked interior fold of circular arc, interior fold is equidistant distribution along the width direction that is on a parallel with the cable body, the outer crowded package of inner sheath has the woven shield, the depressed part that just is located interior fold in the woven shield is equipped with hollow filler strip, the outer crowded package of woven shield has the oversheath.

Optionally, the sinle silk includes optic fibre, four strands of signal lines, two strands of power cords and one strand control line, the aluminium foil mylar is equipped with four circular cavities that hold optic fibre, signal line, power cord and control line, optic fibre is four core multimode optical fibre, and four strands of signal lines and two strands of power cords are all crowded outward to be wrapped up around the band.

Optionally, the end of the interval filler strip close to the wire core is an arc-shaped sunken end, the end of the interval filler strip close to the arc-shaped sunken end is a flat end, and a round hole is formed in the center of the interval filler strip.

Optionally, the longitudinal section of the hollow filling strip is circular.

Optionally, the inner sheath is a silicon rubber insulating sheath, the braided shield is a braided shield with an aluminum foil, and the longitudinal sections of the braided shield and the outer sheath are in a long circular hole shape.

Optionally, the outer sheath is integrally formed with convex ribs, longitudinal sections of the convex ribs are semicircular, and the convex ribs are evenly distributed along the outer wall of the outer sheath in a long circle shape.

Compared with the prior art, the utility model has the following beneficial effects: the cable adopts a flat design, has regular appearance, separates each wire core through the interval filling strips, tightly fills the wire cores, avoids the mutual winding of wire core pieces, has good anti-kink effect, ensures that the cable body has the tendency of outward expansion by designing the inner folds on the inner sheath, and improves the pressure resistance of the cable body.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention.

In the figure: 1. a wire core; 101. an optical fiber; 102. a signal line; 103. a power line; 104. a control line; 2. spacing filler strips; 3. aluminum foil mylar; 4. the arc is concave; 5. an inner sheath; 6. inward folding; 7. weaving shielding; 8. hollow filling strips; 9. an outer sheath; 10. and (4) convex edge strips.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1, the present invention provides a flat USB photoelectric composite cable, which includes a cable body, the cable body includes a core 1 distributed in parallel at intervals, the core 1 is composed of an optical fiber 101, four signal lines 102, two power lines 103 and a control line 104, the optical fiber 101 is a four-core multimode optical fiber, and wrapping tapes are respectively extruded outside the four signal lines 102 and the two power lines 103. The signal line 102 includes a twisted pair, a digital ground line, and a signal line aluminum foil layer covering the twisted pair and the digital ground line, and the signal line aluminum foil layer has a conductive surface facing inward and contacting the digital ground line. The power conductor 103 includes a power conductor and an HDPE insulating jacket extruded over the power conductor. The control line 104 includes two control line conductors, an insulating layer extruded on the control line conductors, and an aluminum foil layer extruded on the insulating layer for the control line, a ground wire is provided between the aluminum foil layer for the control line and the insulating layer, and the conductive surface of the aluminum foil layer for the control line faces inward and contacts with the ground wire. An interval filling strip 2 is arranged between adjacent wire cores 1, an aluminum foil mylar 3 is extruded outside the wire cores 1, and the aluminum foil mylar 3 is provided with four circular cavities for accommodating optical fibers 101, signal lines 102, power lines 103 and control lines 104.

Aluminium foil wheat draws 3 and is equipped with the circular arc sunken 4 to the interval filler strip 2 crooked, and the one end that interval filler strip 2 is close to sinle silk 1 is the arc sunken end, and the one end that interval filler strip 2 is close to circular arc sunken 4 is the flat end, and the round hole has been seted up in the center department of interval filler strip 2.

Aluminium foil wheat 3 is crowded package outward has inner sheath 5, inner sheath 5 is silicon rubber insulating sheath, inner sheath 5 is equipped with to the sunken 4 crooked interior folds 6 of circular arc, interior folds 6 is equidistant distribution along the width direction that is on a parallel with the cable body, inner sheath 5 is crowded package outward has braided shield 7, braided shield 7 is for taking the aluminium foil braided shield, the sunken department that just is located interior folds 6 in the braided shield 7 is equipped with hollow filler strip 8, the longitudinal section of hollow filler strip 8 is ring shape. The hollow filler strips 8 and the spacing filler strips 2 are used for improving the tensile capacity of the cable body. The braided shield 7 is externally extruded with an outer sheath 9, and the longitudinal sections of the braided shield 7 and the outer sheath 9 are in a long circular hole shape. The outer sheath 9 is integrally formed with bead strips 10, the longitudinal sections of the bead strips 10 are semicircular, and the bead strips 10 are evenly distributed along the outer wall of the outer sheath 9 in a long circle shape. The convex ribs 10 are worn before the outer sheath 9, so that the service life of the outer sheath 9 is prolonged.

The cable adopts a flat design, the appearance is regular, the wire cores 1 are separated by the interval filling strips 2, the wire cores 1 are tightly filled, the wire cores 1 are prevented from being mutually wound, the anti-kink effect is good, the inner folds 6 are designed on the inner sheath 5, so that the cable body has the tendency of outward expansion, and the pressure resistance of the cable body is improved.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flat type USB photoelectricity composite cable which characterized in that: including the cable body, the cable body is equipped with interval filler strip (2) including sinle silk (1) that is parallel interval distribution between adjacent sinle silk (1), sinle silk (1) outer crowded package has aluminium foil wheat to draw (3), aluminium foil wheat draws (3) and is equipped with to the arc that interval filler strip (2) are crooked sunken (4), aluminium foil wheat draws (3) outer crowded package has inner sheath (5), inner sheath (5) are equipped with to the interior pleat (6) of arc sunken (4) crooked, interior pleat (6) are equidistant distribution along the width direction that is on a parallel with the cable body, inner sheath (5) outer crowded package has woven shield (7), the sunken department of just being located interior pleat (6) in woven shield (7) is equipped with hollow filler strip (8), woven shield (7) outer crowded package has oversheath (9).

2. The flat USB photoelectric composite cable according to claim 1, wherein: sinle silk (1) includes optic fibre (101), four strands of signal line (102), two strands of power cord (103) and one strand control line (104), aluminium foil wheat draws (3) and is equipped with four circular cavities that hold optic fibre (101), signal line (102), power cord (103) and control line (104), optic fibre (101) are four-core multimode fiber, and four strands of signal line (102) and two strands of power cord (103) are all crowded outward and are wrapped around the band.

3. The flat USB photoelectric composite cable according to claim 1, wherein: the one end that interval filler strip (2) are close to sinle silk (1) is the arc sunken end, the one end that interval filler strip (2) are close to circular arc sunken (4) is the flush end, the round hole has been seted up in the center department of interval filler strip (2).

4. The flat USB photoelectric composite cable according to claim 1, wherein: the longitudinal section of the hollow filling strip (8) is in a circular ring shape.

5. The flat USB photoelectric composite cable according to claim 1, wherein: the inner sheath (5) is a silicon rubber insulating sheath, the braided shield (7) is a braided shield with aluminum foil, and the longitudinal sections of the braided shield (7) and the outer sheath (9) are in a long circular hole shape.

6. The flat USB photoelectric composite cable according to claim 1, wherein: the outer sheath (9) is integrally formed with convex ribs (10), the longitudinal sections of the convex ribs (10) are semicircular, and the convex ribs (10) are uniformly distributed in a long circle shape along the outer wall of the outer sheath (9).