CN214847796U

CN214847796U - Spiral optical rotation electric composite cable

Info

Publication number: CN214847796U
Application number: CN202022792840.XU
Authority: CN
Inventors: 王晓禹
Original assignee: Shanghai Xiqi Electronic Technology Co ltd
Current assignee: Shanghai Xiqi Electronic Technology Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-11-23
Anticipated expiration: 2030-11-26

Abstract

The utility model relates to the technical field of optical cables, in particular to a spiral rotation optical electric composite cable, which comprises a reinforced layer and an outer protective layer, wherein the inner side of the outer protective layer is fixedly connected with the outer side of the reinforced layer, because bending-resistant optical fibers are adopted, the loss addition caused by spiral bending of the optical cable can be effectively eliminated, the connection communication capacity of the optical cable can be much higher than that of a common cable, the spiral rotation optical electric composite cable has the advantages of softness and small bending radius, can adapt to the laying occasions with small bending diameters such as equipment and the like, can protect the optical fibers from the influence of external mechanical stress, has excellent compression resistance and impact resistance, can meet the environmental requirements of oil resistance, corrosion resistance and the like, can resist electromagnetic interference in optical communication, can not generate distortion or loss danger to transmission signals, and can be used as a pure communication optical cable in some occasions where electric communication is forbidden, the potential safety hazard and dangerous factors such as electric sparks can not be brought.

Description

Spiral optical rotation electric composite cable

Technical Field

The utility model relates to an optical cable technical field specifically is a spiral rotation electric composite cable.

Background

Optical fiber is an emerging communication technology as a medium for transmitting information in modern communication networks, shows unprecedented superiority from the beginning, and attracts great interest and attention of people. In the short twenty years, rapid development has been achieved.

Because the optical fiber transmission has the advantages of large transmission capacity, electromagnetic interference resistance and strong confidentiality, the optical cable has wide application market in the aspects of signal transmission and the like, and various optical cables with special functions can be transported along with the gradual refinement of the application market. Accordingly, there is an increasing demand for a spiral optical rotation electric composite cable.

At present, in some semi-moving photoelectric connection positions, the traditional optical cable connection needs to leave a very long margin, and the extra length is randomly accumulated, so that the space is wasted, and the artificial damage of cables is easily caused; or the plugging and unplugging are carried out for many times, the service life of the joint is damaged, and the real-time work of the equipment or the cabinet in the moving process cannot be realized. The spiral rotation electric composite cable can well realize the characteristic, and therefore, the spiral rotation electric composite cable is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spiral rotation electric composite cable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a spiral shell rotation electricity composite cable, includes enhancement layer and outer jacket, the inboard of outer jacket and the outside fixed connection of enhancement layer, the inboard of enhancement layer is equipped with optical fiber unit, central element, fills core and electric unit, and central element is located the center of enhancement layer, central element is formed by the bonding of glass short fiber, fill the core and form for aramid fiber extrusion molding nylon, the enhancement layer is made by aramid fiber, glass fiber, poly p-phenylene bisoxazole or carbon fiber.

Preferably, the optical fiber unit is formed by combining at least 1 optical fiber and a polyurethane sheath coated outside the optical fiber, and the outer diameters of the optical fiber unit and the electrical unit are both in the interval of 1.5 mm-2.5 mm.

Preferably, the number of the optical fiber units and the number of the electrical units are within the interval of 3 to 8.

Preferably, the electric unit is formed by twisting one of a bare copper wire, a tinned copper wire or a silvered copper wire and then extruding a polyethylene sheath.

Preferably, the optical fiber unit and the electrical unit are fixedly connected with each other in a twisted manner.

Preferably, the optical fiber unit is made of a bend-resistant optical fiber, and the outer diameter of the optical fiber unit is not more than 10 mm.

Preferably, the spiral diameter of the photoelectric composite cable is 20mm to 100 mm.

Preferably, the number of spiral turns of the photoelectric composite cable is 5-50.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, owing to adopted resistant crooked optic fibre, can effectively eliminate optical cable itself because the loss that the helical bending brought is additional, its connection communication ability can be than general cable be much higher, can reach the multiple of several orders of magnitude even.

2. The utility model discloses in, spiral rotation electric composite cable has the advantage that softness, bending radius are little, can adapt to the occasion of laying of small bending diameter such as equipment to can protect optic fibre to avoid external mechanical stress's influence, have splendid resistance to compression and shock resistance.

3. The utility model discloses in, spiral rotation electric composite cable can satisfy environmental requirement such as resistant oil and corrosion-resistant to electromagnetic interference can be resisted to optical communication, can not produce the danger of distorting or losing to transmission signal, and in some occasions of forbidding to use the telecommunications, this spiral rotation electric composite cable can regard as a pure communication optical cable to use, can not bring risk factors such as potential safety hazard and electric spark.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a flow chart of the assembly process of the present invention;

fig. 3 is an appearance schematic diagram of the present invention.

In the figure: 1-optical fiber unit, 2-central element, 3-core filler, 4-electric unit, 5-reinforcing layer and 6-outer protective layer.

Detailed Description

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a spiral shell rotation electricity composite cable, includes enhancement layer 5 and outer jacket 6, the inboard of outer jacket 6 and the outside fixed connection of enhancement layer 5, the inboard of enhancement layer 5 is equipped with optical fiber unit 1, central element 2, fills core 3 and electric unit 4, and central element 2 is located the center of enhancement layer 5, central element 2 is formed by the bonding of glass short fiber, fill core 3 and form for aramid fiber extrusion molding nylon, the enhancement layer 5 is made by aramid fiber, glass fiber, the two oxazoles of poly-p-phenylene or carbon fiber.

The optical fiber unit 1 is formed by combining at least 1 optical fiber and a polyurethane sheath coated outside the optical fiber, the outer diameters of the optical fiber unit 1 and the electric unit 4 are all within a range of 1.5-2.5 mm, the numbers of the optical fiber unit 1 and the electric unit 4 are all within a range of 3-8, the electric unit 4 is formed by extruding the polyethylene sheath after being twisted by one of a bare copper wire, a tinned copper wire or a silvered copper wire, the optical fiber unit 1 and the electric unit 4 are fixedly connected in a mutual twisting mode, the optical fiber unit 1 is made of bending-resistant optical fibers, the outer diameter of the optical fiber unit 1 is not more than 10mm, the spiral diameter of the photoelectric composite cable is 20-100 mm, and the number of spiral turns of the photoelectric composite cable is 5-50.

Compared with the conventional photoelectric composite cable on the market at present, the spiral optical rotation electric composite cable comprises the following components in percentage by weight: the spiral optical rotation electric composite cable has the characteristics of small outer diameter, strong practical pertinence, bending resistance, simple and convenient use and operation, easy processing and manufacturing, high cost performance and the like, has strong market competitive advantage, can effectively eliminate loss attachment caused by spiral bending of the optical cable, has much higher connection communication capacity than that of a common cable even reaching multiples of several orders of magnitude due to the adoption of the bending-resistant optical fiber, has the advantages of softness and small bending radius, can adapt to small bending diameter laying occasions such as equipment and the like, can protect the optical fiber from the influence of external mechanical stress, has excellent compression resistance and impact resistance, can meet the environmental requirements of oil resistance, corrosion resistance and the like, can resist electromagnetic interference in optical communication, cannot generate distortion or loss danger to transmission signals, and can not use electric communication in some occasions, the spiral optical rotation electric composite cable can be used as a pure communication optical cable, and cannot bring potential safety hazards, electric sparks and other dangerous factors.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. A spiral rotation electric composite cable comprises a reinforced layer (5) and an outer protective layer (6), and is characterized in that: the inboard outside fixed connection with enhancement layer (5) of outer jacket (6), the inboard of enhancement layer (5) is equipped with optical fiber unit (1), central component (2), fills core (3) and electric unit (4), and central component (2) are located the center of enhancement layer (5), central component (2) are formed by the bonding of glass short fiber, fill core (3) and form for aramid extrusion molding nylon, and enhancement layer (5) are made by aramid fiber, glass fiber, poly p-phenylene bisoxazole or carbon fiber.

2. A helically rotating electrical composite cable according to claim 1, wherein: the optical fiber unit (1) is formed by combining at least 1 optical fiber and a polyurethane sheath coated outside the optical fiber, and the outer diameters of the optical fiber unit (1) and the electric unit (4) are within the interval of 1.5-2.5 mm.

3. A helically rotating electrical composite cable according to claim 1, wherein: the number of the optical fiber units (1) and the number of the electrical units (4) are within the interval of 3-8.

4. A helically rotating electrical composite cable according to claim 1, wherein: the electric unit (4) is formed by twisting one of a bare copper wire, a tinned copper wire or a silvered copper wire and then extruding a polyethylene sheath.

5. A helically rotating electrical composite cable according to claim 1, wherein: the optical fiber unit (1) and the electric unit (4) are fixedly connected in a mutual twisting mode.

6. A helically rotating electrical composite cable according to claim 1, wherein: the optical fiber unit (1) is made of bending-resistant optical fibers, and the outer diameter of the optical fiber unit (1) is not more than 10 mm.

7. A helically rotating electrical composite cable according to claim 1, wherein: the spiral diameter of the photoelectric composite cable is 20 mm-100 mm.

8. A helically rotating electrical composite cable according to claim 1, wherein: the number of spiral turns of the photoelectric composite cable is 5-50.