CN211742690U

CN211742690U - Cable for unmanned aerial vehicle

Info

Publication number: CN211742690U
Application number: CN202020735741.5U
Authority: CN
Inventors: 刘信化; 杜毅
Original assignee: Shanghai Wempe Gradually Cable Co ltd
Current assignee: Shanghai Wempe Gradually Cable Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-10-23
Anticipated expiration: 2030-05-07

Abstract

The utility model relates to an electric wire and cable manufacturing technical field of electrical machinery and equipment manufacturing, and disclose a cable for unmanned aerial vehicle, including the inner conductor, the fixed insulator that has cup jointed in the outside of inner conductor, the inner conductor one side that the insulator was kept away from is fixed to have cup jointed the inlayer conductor, the inlayer conductor is kept away from one side of insulator and is fixed to have cup jointed outer conductor, the fixed sheath that has cup jointed in one side that the inlayer conductor was kept away from to outer conductor. This cable for unmanned aerial vehicle, inner conductor through having adopted silver-plated copper line, make the cable have good electric conductivity and heat conductivity, the decay among the cable signal transmission process has been reduced to insulator materials inlayer foaming polyethylene, the self weight of cable has effectively been reduced simultaneously, inner conductor all adopts silver-plated copper line to weave with outer conductor, density is big, thereby make unmanned aerial vehicle at electronic reconnaissance, GPS satellite positioning and electronic countermeasure anti-interference ability reinforce, make cable signal transmission's reliability obtain improving.

Description

Cable for unmanned aerial vehicle

Technical Field

The utility model relates to an electric wire and cable manufacturing technical field of electrical machinery and equipment manufacturing specifically is a cable for unmanned aerial vehicle.

Background

The cable used by the unmanned aerial vehicle generally comprises a complete machine cable (namely a fuselage cable), an oil tank cable, an oil pump current sensor switching cable, a steering engine cable, an engine cable and the like.

Along with the continuous development of science and technology and the demand in each field, the unmanned aerial vehicle demand of different usage is increasing day by day, general unmanned aerial vehicle is in high altitude flight, owing to receive the pulling force, the power of swaying when cable self gravity and flight, the cable should guarantee signal transmission's stability can not be interrupted in transmission process, and the signal transmission cable that current unmanned aerial vehicle used, mostly be conventional cable, self weight is big, the tensile torsional strength is not enough, often cause power supply and signal interruption, safety and poor stability, can not satisfy the user demand completely.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model provides a cable for unmanned aerial vehicle, it is stable to possess signal transmission, advantages such as the security is strong, general unmanned aerial vehicle has been solved in high altitude flight, owing to receive the pulling force, the power of swaing when cable self gravity and flight, the cable should guarantee signal transmission's stability can not break in transmission process, and the signal transmission cable that current unmanned aerial vehicle used, mostly be conventional cable, self weight is big, tensile torsional strength is not enough, often cause power supply and signal interruption, safety and stability are poor, can not satisfy user demand's problem completely.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cable for unmanned aerial vehicle, includes the inner conductor, the insulator has been cup jointed to the outside of inner conductor is fixed, the inner conductor one side that the insulator was kept away from is fixed to be cup jointed the inlayer conductor, the outer conductor has been cup jointed to one side that the inlayer conductor kept away from the insulator is fixed, the fixed sheath that has cup jointed in one side that the inlayer conductor was kept away from to the outer conductor.

Preferably, the inner conductor is made of a single-stranded 0.9mm silver-plated copper wire.

Preferably, the insulator is made of foamed polyethylene and high-density polyethylene, and the outer diameter of the insulator is 3.2 mm.

Preferably, the inner layer conductor and the outer layer conductor are made of silver-plated copper wires.

Preferably, the sheath is made of fluorinated ethylene propylene, and the outer diameter of the sheath is 5 mm.

Compared with the prior art, the utility model provides a cable for unmanned aerial vehicle possesses following beneficial effect:

1. this cable for unmanned aerial vehicle, inner conductor through having adopted silver-plated copper line, make the cable have good electric conductivity and heat conductivity, the decay among the cable signal transmission process has been reduced to insulator materials inlayer foaming polyethylene, the self weight of cable has effectively been reduced simultaneously, inner conductor all adopts silver-plated copper line to weave with outer conductor, density is big, thereby make unmanned aerial vehicle at electronic reconnaissance, GPS satellite positioning and electronic countermeasure anti-interference ability reinforce, make cable signal transmission's reliability obtain improving.

2. According to the cable for the unmanned aerial vehicle, the silver-plated copper wire is adopted, so that the cable has excellent corrosion resistance and high-temperature oxidation resistance, the sheath is made of the fluorinated ethylene propylene material, and the outer layer of the cable has excellent heat resistance, low friction, non-adhesiveness, lubricity, chemical corrosion resistance, thermal stability and electrical insulation, is high-temperature resistant and flame retardant, does not damage a human body, and is high in safety.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

fig. 2 is a side view and sectional view of the structure of the present invention.

Wherein: 1. an inner conductor; 2. an insulator; 3. an inner layer conductor; 4. an outer conductor; 5. a sheath.

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. 1-2, a cable for an unmanned aerial vehicle includes an inner conductor 1, the inner conductor 1 is made of a silver-plated copper wire with a single strand of 0.9mm, which improves welding performance, silver has high chemical stability and can resist corrosion of alkali and some organic acids, the impedance characteristic of the cable is 50 Ω, an insulator 2 is fixedly sleeved outside the inner conductor 1, the insulator 2 is made of foamed polyethylene and high-density polyethylene by a double-layer co-extrusion process, the inner layer foamed polyethylene is effectively protected by outer layer polyethylene, so that the service life of the cable is prolonged, the outer diameter of the insulator 2 is 3.2mm, and when the outer diameter is smaller than the size, an excellent insulation effect cannot be ensured, the inner conductor 3 is fixedly sleeved on one side of the inner conductor 1 away from the insulator 2, the outer conductor 4 is fixedly sleeved on one side of the inner conductor 3 away from the, inner conductor 3 all adopts silver-plated copper wire material with outer conductor 4, inner conductor 3 makes unmanned aerial vehicle reconnaissance in the electron with outer conductor 4's double-deck silver-plated copper wire weave density big, the anti interference ability is strong in GPS satellite positioning and the electronic countermeasure, make the reliability of cable to improve, outer conductor 4 keeps away from one side of inner conductor 3 and fixedly cup joints sheath 5, sheath 5 adopts and gathers perfluor ethylene propylene material, it has good heat resistance to gather perfluor ethylene propylene, low friction nature, inadhesion and lubricity, chemical corrosion resistance, thermal stability and electrical insulation, high temperature resistant, difficult fire just do not have any harm to the human body, make the cable skin have characteristics such as high strength and high temperature resistance, and this sheath 5 external diameters is 5mm, 5 mm's size has guaranteed that the perfluor ethylene propylene material mass energy that sheath 5 adopted is complete to exert the effect.

When the cable is used, the cable has excellent electrical conductivity and thermal conductivity and high-temperature oxidation resistance, attenuation in the cable signal transmission process is reduced by the inner layer foamed polyethylene made of the insulator 2, the self weight of the cable is effectively reduced, the inner layer conductor 3 and the outer layer conductor 4 are woven by the silver-plated copper wires, the density is high, interference resistance of the unmanned aerial vehicle in electronic reconnaissance, GPS satellite positioning and electronic countermeasure is high, reliability of cable signal transmission is improved, the sheath 5 is made of the polyfluorinated ethylene propylene material, the outer layer of the cable has excellent heat resistance, low friction, non-adhesiveness and lubricity, chemical corrosion resistance, thermal stability and electrical insulation, high temperature resistance, flame retardancy, no damage to a human body and high safety.

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

1. A cable for unmanned aerial vehicle, includes inner conductor (1), its characterized in that: the outer side of the inner conductor (1) is fixedly sleeved with the insulator (2), one side of the inner conductor (1) far away from the insulator (2) is fixedly sleeved with the inner conductor (3), one side of the inner conductor (3) far away from the insulator (2) is fixedly sleeved with the outer conductor (4), and one side of the outer conductor (4) far away from the inner conductor (3) is fixedly sleeved with the sheath (5).

2. The cable for the unmanned aerial vehicle according to claim 1, wherein: the inner conductor (1) is made of a single-stranded silver-plated copper wire with the thickness of 0.9 mm.

3. The cable for the unmanned aerial vehicle according to claim 1, wherein: the insulator (2) is made of foamed polyethylene and high-density polyethylene, and the outer diameter of the insulator (2) is 3.2 mm.

4. The cable for the unmanned aerial vehicle according to claim 1, wherein: the inner layer conductor (3) and the outer layer conductor (4) are made of silver-plated copper wires.

5. The cable for the unmanned aerial vehicle according to claim 1, wherein: the sheath (5) is made of fluorinated ethylene propylene, and the outer diameter of the sheath (5) is 5 mm.