CN112117035A - High pliability TPU elastomer unmanned aerial vehicle type cable that waits - Google Patents

High pliability TPU elastomer unmanned aerial vehicle type cable that waits Download PDF

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Publication number
CN112117035A
CN112117035A CN202011005721.3A CN202011005721A CN112117035A CN 112117035 A CN112117035 A CN 112117035A CN 202011005721 A CN202011005721 A CN 202011005721A CN 112117035 A CN112117035 A CN 112117035A
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layer
cable
reinforced
aerial vehicle
unmanned aerial
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CN112117035B (en
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杨春贵
刘凤梅
赵明祥
杨俊驿
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Kunming Kunbao Wire & Cable Manufacturing Co ltd
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Kunming Kunbao Wire & Cable Manufacturing Co ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/04Flexible cables, conductors, or cords, e.g. trailing cables
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/02Disposition of insulation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28Protection against damage caused by moisture, corrosion, chemical attack or weather
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H01B7/2806Protection against damage caused by corrosion
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29Protection against damage caused by extremes of temperature or by flame
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29Protection against damage caused by extremes of temperature or by flame
    • H01B7/295Protection against damage caused by extremes of temperature or by flame using material resistant to flame

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Abstract

The invention discloses a high-flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable which comprises a framework, a wire core body, a metal shielding layer and a reinforced tensile layer, wherein the wire core body is fixedly connected to the outside of the framework, a connecting wire is connected to the outside of the wire core body, polyurethane is filled between the wire core body and the connecting wire, and the reinforced tensile layer is connected to the outside of the metal shielding layer in a wrapping mode. This resistant type cable of high pliability TPU elastomer unmanned aerial vehicle, when unmanned aerial vehicle is in high temperature or microthermal environment, because the weatherability of cable is strong, make the difficult emergence of cable damage, guarantee that unmanned aerial vehicle can normal work, and the tensile strength and the pliability of cable are high, install the cable or be difficult for taking place the broken string in the use to unmanned aerial vehicle, thereby further assurance cable is not fragile, when meetting some special cases, because the strong adaptability of cable, can improve life, prevent the inside delaminating of cable.

Description

High pliability TPU elastomer unmanned aerial vehicle type cable that waits
Technical Field
The invention relates to the technical field of cable correlation, in particular to a high-flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable.
Background
The cable is a very common cable in daily life to also there is the cable in unmanned aerial vehicle's internals, and unmanned aerial vehicle uses extensively, when unmanned aerial vehicle worked in some special environment, need extremely strict to its inside cable requirement.
General unmanned aerial vehicle cable, when unmanned aerial vehicle is in high temperature or microthermal environment, because the weatherability of cable is poor, lead to the cable to take place to damage easily, cause unmanned aerial vehicle unable normal work, and the tensile strength and the pliability of cable are poor, take place the broken string in installing the cable or the use to unmanned aerial vehicle, thereby cause the damage of cable more easily, when meetting some special cases, because the adaptability of cable is poor, lead to life weak point, and the inside easy delaminating of cable, consequently, we provide a high pliability TPU elastomer unmanned aerial vehicle resistant type cable, so that solve the problem that proposes in the aforesaid.
Disclosure of the invention
The invention aims to provide a high-flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable, which aims to solve the problems that when an unmanned aerial vehicle is in a high-temperature or low-temperature environment, the cable is easy to damage due to poor weather resistance of the cable, so that the unmanned aerial vehicle cannot work normally, the tensile strength and flexibility of the cable are poor, the cable is broken during installation or use of the unmanned aerial vehicle, so that the cable is easy to damage, and when some special conditions are met, the cable is short in service life due to poor adaptability of the cable, and the interior of the cable is easy to delaminate.
In order to achieve the purpose, the invention provides the following technical scheme: the high-flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable comprises a framework, a cable core body, a metal shielding layer and a reinforced tensile layer, wherein the cable core body is fixedly connected to the outside of the framework, a connecting wire is connected to the outside of the cable core body, polyurethane is filled between the cable core body and the connecting wire, the reinforced insulating layer is connected to the outer cladding of the connecting wire, the metal shielding layer is connected to the outer cladding of the reinforced insulating layer, the reinforced tensile layer is connected to the outer cladding of the metal shielding layer, the connecting layer is connected to the outer cladding of the reinforced tensile layer, the connecting layer is connected to the outer cladding of the connecting layer, the reinforced flexible layer is connected to the outer cladding of the reinforced flexible layer, and the reinforced weather-resistant layer is connected to the outer cladding of the reinforced corrosion-resistant layer;
strengthen anti erosion layer and include polyester rubber isolation layer, nanometer aluminium oxide layer and nanometer carborundum layer, the outside cladding of polyester rubber isolation layer is connected with nanometer aluminium oxide layer, and the outside cladding of nanometer aluminium oxide layer is connected with nanometer carborundum layer, strengthens the same cladding of anti erosion layer outside and is connected with the metallic shield layer, strengthen resistant layer including outer jacket, aramid fiber tensile layer and ethylene copolymer layer of waiting, the outside winding of outer jacket is connected with the aramid fiber tensile layer, and the outside cladding of aramid fiber tensile layer is connected with ethylene copolymer layer, the inside of strengthening resistant layer of waiting is provided with the second draw-in groove, and strengthens the inside through connection of resistant layer and have a linking bolt to the upper end of linking bolt is provided with regulating part, the inside of linking layer is provided with first draw-in groove.
Preferably, the longitudinal section of the wire core body is fan-shaped, the wire core body is arranged on the framework at equal angles, and the longitudinal section of the framework is in a cross shape.
Preferably, the reinforced insulating layer comprises an ethylene propylene rubber layer, a low-smoke halogen-free crosslinked polyethylene insulating material layer and a low-smoke halogen-free flame-retardant crosslinked polyolefin insulating material, the ethylene propylene rubber layer is coated and connected with the low-smoke halogen-free crosslinked polyethylene insulating material layer, and the low-smoke halogen-free crosslinked polyethylene insulating material layer is coated and connected with the low-smoke halogen-free flame-retardant crosslinked polyolefin insulating material.
Preferably, the reinforced insulating layer comprises an ethylene propylene rubber layer, a low-smoke halogen-free crosslinked polyethylene insulating material layer and a low-smoke halogen-free flame-retardant crosslinked polyolefin insulating material, the ethylene propylene rubber layer is coated and connected with the low-smoke halogen-free crosslinked polyethylene insulating material layer, and the low-smoke halogen-free crosslinked polyethylene insulating material layer is coated and connected with the low-smoke halogen-free flame-retardant crosslinked polyolefin insulating material.
Preferably, the reinforcing tensile layer comprises an outer sheath, tensile steel wires, rubber anti-drawing wires and high-elasticity polyethylene carbon fibers, the tensile steel wires are arranged inside the outer sheath, the rubber anti-drawing wires are arranged outside the tensile steel wires, and the high-elasticity polyethylene carbon fibers are connected to the outer side of the outer sheath.
Preferably, the outer sheath is annularly distributed on the metal shielding layer, and the longitudinal section of the outer sheath is triangular.
Preferably, the rubber tensile wires are arranged in three ends of the outer sheath, and the outer sheath and the high-elasticity polyethylene carbon fibers are distributed in a staggered mode.
Preferably, the reinforced flexible layer comprises a first TPU material layer, a metal wire woven layer and a second TPU material layer, the metal wire woven layer is wound and connected to the outer portion of the first TPU material layer, and the second TPU material layer is connected to the outer portion of the metal wire woven layer in a wrapping mode.
Preferably, the connection wires are uniformly distributed outside the wire core body, and the connection wires are connected with the wire core body in a winding mode.
Preferably, the first clamping grooves are arranged on the connecting layer at equal intervals, and the first clamping grooves are connected with the connecting bolt in a threaded mode.
Preferably, the adjusting portions are symmetrically arranged about a horizontal midperpendicular of the joining bolt, and the joining bolt is arranged at equal angles on the reinforced weather-resistant layer.
Compared with the prior art, the novel beneficial effects of the invention are as follows: according to the high-flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable, when an unmanned aerial vehicle is in a high-temperature or low-temperature environment, due to the fact that the cable is high in weather resistance, the cable is not prone to damage, and normal work of the unmanned aerial vehicle is guaranteed, the tensile strength and flexibility of the cable are high, and the cable is not prone to breaking in the process of installing the cable or using the unmanned aerial vehicle, so that the cable is further guaranteed not to be prone to damage;
1. the cable core is provided with the framework and the reinforced flexible layer, the longitudinal section of the framework is in a cross shape, so that the cable core body is more standard and convenient to mount in the cable, the strength and toughness of the cable can be increased, the strength of the cable can be further increased through the reinforced flexible layer, the extensibility and elasticity of the cable are improved, the cable is not easily broken when the unmanned aerial vehicle is mounted or used, the high flexibility effect of the cable is ensured, the tensile capacity of the cable can be further improved through the reinforced tensile layer, and the cable is not easily damaged;
2. the cable is provided with the polyurethane and the reinforced weather-resistant layer, the polyurethane is filled between the cable core body and the connecting wire, air in the cable can be discharged, a gap is filled, the roundness of the cable is ensured, the weather resistance is improved, the running temperature in the cable can be stabilized through the ethylene propylene rubber layer, the weather resistance is further improved, the weather resistance of the cable can be further improved through the reinforced weather-resistant layer, and therefore the cable is further prevented from being damaged;
3. be equipped with fire-retardant cross-linking polyolefin insulating material of low smoke and zero halogen and first TPU material layer, have good waterproof, grease proofing, anticorrosion and ageing resistance through first TPU material layer, improve the adaptability of cable, in order to deal with the particular case, thereby can prolong the life of cable, through the EP rubbers layer after that, the life of improvement cable that can step forward, because link bolt angle setting on strengthening resistant layer of waiting, can fix spacingly to each layer, prevent the delaminating.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of the metal shielding layer and the reinforced tensile layer in front view;
FIG. 3 is a schematic side view of a cross-sectional structure of a reinforced insulation layer according to the present invention;
FIG. 4 is a schematic side cross-sectional view of a reinforced flexible layer of the present invention;
FIG. 5 is a schematic cross-sectional side view of an enhanced erosion resistant layer according to the present invention;
FIG. 6 is a schematic side sectional view of the reinforced weatherable layer of the present invention;
FIG. 7 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 8 is a side view cross-sectional view of a connection between a tie layer and a first card slot of the present invention;
FIG. 9 is a schematic diagram of a side view cross-sectional structure of the connection between the core body and the connecting wire according to the present invention.
In the figure: 1. a framework; 2. a wire core body; 3. a reinforcing insulating layer; 301. an ethylene propylene rubber layer; 302. a low-smoke halogen-free crosslinked polyethylene insulating material layer; 303. low-smoke halogen-free flame-retardant cross-linked polyolefin insulating material; 4. a polyurethane; 5. a metal shielding layer; 6. a reinforced tensile layer; 601. an outer sheath; 602. a tensile steel wire; 603. drawing resistance of rubber; 604. high-elastic polyethylene carbon fibers; 7. a reinforced flexible layer; 701. a first layer of TPU material; 702. a wire braid; 703. a second layer of TPU material; 8. reinforcing the erosion resistant layer; 801. a polyester rubber barrier layer; 802. a nano aluminum oxide layer; 803. a nano silicon carbide layer; 9. a reinforced weatherable layer; 901. an outer jacket; 902. an aramid tensile layer; 903. an ethylene copolymer layer; 10. connecting wires; 11. a tie layer; 12. a first card slot; 13. connecting the plug; 14. an adjustment section; 15. and a second card slot.
Detailed Description
The technical solutions in the novel embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the novel embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the novel embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the novel concept, are within the scope of the novel concept of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: a high-flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable comprises a framework 1, a wire core body 2, a reinforced insulating layer 3, an ethylene propylene rubber layer 301, a low-smoke halogen-free crosslinked polyethylene insulating material layer 302, a low-smoke halogen-free flame-retardant crosslinked polyolefin insulating material 303, polyurethane 4, a metal shielding layer 5, a reinforced tensile layer 6, an outer sheath 601, a tensile steel wire 602, a rubber anti-drawing wire 603, a high-elasticity polyethylene carbon fiber 604, a reinforced flexible layer 7, a first TPU material layer 701, a metal wire weaving layer 702, a second TPU material layer 703, a reinforced anti-erosion layer 8, a polyester rubber isolating layer 801, a nano alumina layer 802, a nano silicon carbide layer 803, a reinforced weather-resistant layer 9, an outer sheath 901, an aramid fiber tensile layer 902, an ethylene copolymer layer 903, a connecting wire 10, a connecting layer 11, a first clamping groove 12, a connecting bolt 13, an adjusting part 14 and a second clamping groove 15, wherein the wire core body 2 is fixedly, the outside of the wire core body 2 is connected with a connection wire 10, polyurethane 4 is filled between the wire core body 2 and the connection wire 10, the outside of the connection wire 10 is coated and connected with a reinforced insulating layer 3, the outside of the reinforced insulating layer 3 is coated and connected with a metal shielding layer 5, the outside of the metal shielding layer 5 is coated and connected with a reinforced tensile layer 6, the outside of the reinforced tensile layer 6 is coated and connected with a connection layer 11, the outside of the connection layer 11 is coated and connected with a reinforced flexible layer 7, the outside of the reinforced flexible layer 7 is coated and connected with a reinforced anti-erosion layer 8, and the outside of the reinforced anti-erosion layer 8 is coated and connected with a reinforced weather-;
strengthen anti erosion layer 8 and include polyester rubber isolation layer 801, nanometer alumina layer 802 and nanometer carborundum layer 803, polyester rubber isolation layer 801's outside cladding is connected with nanometer alumina layer 802, nanometer alumina layer 802's outside cladding is connected with nanometer carborundum layer 803, strengthen that the same cladding of 8 outsides on erosion layer is connected with metal shielding layer 5, it includes outer jacket 901 to strengthen resistant layer 9, aramid fiber tensile layer 902 and ethylene copolymer layer 903, the outside winding of outer jacket 901 is connected with aramid fiber tensile layer 902, aramid fiber tensile layer 902's outside cladding is connected with ethylene copolymer layer 903, it is provided with second draw-in groove 15 to strengthen the inside of resistant layer 9, and strengthen the inside through connection of resistant layer 9 and have the joining bolt 13, and the upper end of joining bolt 13 is provided with regulating part 14, the inside of joining layer 11 is provided with first draw-in groove 12.
As shown in fig. 1, the longitudinal section of the wire core body 2 is fan-shaped, the wire core body 2 is arranged on the framework 1 at equal angles, and the longitudinal section of the framework 1 is cross-shaped, so that the wire core body 2 is more standard and convenient to install in the cable, and the strength and toughness of the cable can be increased;
as shown in fig. 1 and fig. 3, the reinforced insulation layer 3 comprises an ethylene-propylene rubber layer 301, a low-smoke halogen-free crosslinked polyethylene insulation layer 302 and a low-smoke halogen-free flame-retardant crosslinked polyolefin insulation material 303, the low-smoke halogen-free crosslinked polyethylene insulation layer 302 is coated and connected outside the ethylene-propylene rubber layer 301, the low-smoke halogen-free crosslinked polyolefin insulation material 303 is coated and connected outside the low-smoke halogen-free crosslinked polyethylene insulation layer 302, because the low-smoke halogen-free flame-retardant cross-linked polyolefin insulating material 303 has the advantages of high flame retardant property, electrical property, mechanical property, irradiation resistance and service life property, and the ethylene propylene rubber layer 301 has better temperature resistance level, insulation performance, physical and mechanical performance and ageing resistance, so that the running temperature in the cable can be stabilized, therefore, the service life of the cable is prolonged, the weather resistance of the cable can be improved, and the cable is not easy to damage;
as shown in fig. 1 and 2, the reinforced tensile layer 6 includes an outer sheath 601, a tensile steel wire 602, a rubber tensile wire 603 and a high-elasticity polyethylene carbon fiber 604, the tensile steel wire 602 is arranged inside the outer sheath 601, the rubber tensile wire 603 is arranged outside the tensile steel wire 602, and the high-elasticity polyethylene carbon fiber 604 is connected to the outer side of the outer sheath 601, so that the tensile capability of the cable can be improved;
as shown in fig. 1 and 2, the outer sheath 601 is annularly distributed on the metal shielding layer 5, the longitudinal cross section of the outer sheath 601 is triangular, the compression resistance of the cable can be improved, the rubber anti-drawing wires 603 are arranged in three ends of the outer sheath 601, and the outer sheath 601 and the high-elasticity polyethylene carbon fibers 604 are distributed in a staggered manner, so that the tensile capacity of the cable is further improved, and the cable is not easily damaged.
As in fig. 1 and 4, the reinforced flexible layer 7 includes a first TPU material layer 701, a metal wire braid layer 702 and a second TPU material layer 703, the metal wire braid layer 702 is connected to the outside winding of the first TPU material layer 701, the second TPU material layer 703 is connected to the outside cladding of the metal wire braid layer 702, the strength of the cable can be further increased, and the extensibility and the elasticity of the cable are improved, the cable is installed on the unmanned aerial vehicle or the cable is not easily broken in the using process, so that the high flexible effect of the cable is ensured, and the first TPU material layer 701 has good water resistance, oil resistance, corrosion resistance and aging resistance, the service life of the cable can be further increased, and the adaptability of the cable is improved, so as to deal with special situations.
As shown in fig. 1 and 9, the connection wires 10 are uniformly distributed outside the core body 2, and the connection wires 10 are connected with the core body 2 in a winding manner, so that the connection stability between the core bodies 2 can be improved.
Like in fig. 7 and 8 first draw-in groove 12 equidistant setting on linking layer 11, and first draw-in groove 12 is connected with linking bolt 13 adopts the mode of screw thread, provides the height to fixed stable between each layer, the installation of being convenient for, and regulation portion 14 is in linking bolt 13 the level perpendicular bisector symmetry setting, and links bolt 13 and equidistant setting on strengthening resistant layer 9, can fix spacingly to each layer, prevents the delaminating.
The working principle is as follows: when the high-flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable is used, firstly, as shown in a figure 1, a figure 7 and a figure 8, as the longitudinal section of the framework 1 is in a cross shape, the framework 1 optimizes the internal structure of the cable, the cable core body 2 is more standard and convenient to install in the cable, and the strength and toughness of the cable are increased, in the process of processing the cable, the first clamping grooves 12 are arranged and installed at equal intervals on the connecting layer 11, the holes are punched at the positions corresponding to the first clamping grooves 12, the connecting bolts 13 penetrate through the holes to be connected with the second clamping grooves 15 and the first clamping grooves 12, so that each layer is fixed and limited, delamination is prevented, when the unmanned aerial vehicle is in a high-temperature or low-temperature environment, polyurethane 4 is filled between the cable core body 2 and the connecting wires 10, the air in the cable can be discharged, gaps are filled, and the roundness of the cable is ensured, the weather resistance is improved;
then, with reference to fig. 1, 3 and 9, the low-smoke halogen-free flame-retardant crosslinked polyolefin insulating material 303 has the advantages of high flame retardant property, electrical property, mechanical property, irradiation resistance and service life property due to the low-smoke halogen-free flame-retardant crosslinked polyolefin insulating material 303, and the ethylene propylene rubber layer 301 has good temperature resistance level, insulation property, physical and mechanical properties and aging resistance, so that the operating temperature inside the cable can be stabilized, the service life of the cable can be prolonged, the weather resistance of the cable can be improved, the cable is not easy to damage, due to the two layers arranged at different positions of the metal shielding layer 5, external interference and mutual interference between the cable core bodies 2 inside the cable can be effectively shielded, good shielding property and interference resistance can be provided for the cable, and the connecting wire 10 is connected with the cable core bodies 2 in a winding manner, the stability of connection between the wire core bodies 2 can be improved;
subsequently, as shown in fig. 1, fig. 2 and fig. 4, the stability of the cable can be increased by the outer sheath 601, and then the outer sheath 601 and the high-elasticity polyethylene carbon fiber 604 are distributed in a staggered manner, so that the tensile strength of the cable can be further improved, because the rubber anti-drawing wires 603 are arranged in the three ends of the outer sheath 601, the tensile resistance of the outer sheath 601 can be increased, the first TPU material layer 701 and the second TPU material layer 703 have good water resistance, oil resistance, corrosion resistance and aging resistance, so that the service life of the cable can be further prolonged, the adaptability of the cable can be improved to meet special conditions, the strength of the cable can be further increased by the wire braid 702, and the stretchability and elasticity of the cable can be improved, the cable is not easy to break when the unmanned aerial vehicle is installed or used, so that the high flexibility effect of the cable is ensured, and the further cable is not easy to damage;
finally, as shown in fig. 1, 5 and 6, the reinforced anti-corrosion layer 8 enables the cable to have high mechanical strength and excellent chemical resistance, and also enables the cable to have excellent hydrolysis resistance, oil resistance and fuel resistance, and further improves the adaptability of the cable, the ethylene copolymer layer 903 is made of a thermoplastic elastomer material with cold resistance reaching-50 ℃, so that the cable does not crack when working in a low-temperature environment, the weather resistance of the cable is further improved, the tensile strength of the cable can be further improved through the aramid fiber tensile layer 902, the flexibility is good, and the high-flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable has good oxidation resistance and flame resistance, and can work in a special environment, and the whole process of using the TPU elastomer unmanned aerial vehicle weather-resistant cable with high flexibility is realized.
Although the novel 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 (10)

1. The utility model provides a high pliability TPU elastomer unmanned aerial vehicle type cable of nai time, includes skeleton (1), sinle silk body (2), metallic shield layer (5) and strengthens tensile layer (6), its characterized in that: the outside of the framework (1) is fixedly connected with a wire core body (2), the outside of the wire core body (2) is connected with a connecting wire (10), polyurethane (4) is filled between the wire core body (2) and the connecting wire (10), the outer part of the connecting wire (10) is coated and connected with a reinforced insulating layer (3), and the outside of the reinforced insulating layer (3) is coated and connected with a metal shielding layer (5), the outer part of the metal shielding layer (5) is coated and connected with a reinforced tensile layer (6), and the outer part of the reinforced tensile layer (6) is coated and connected with a connecting layer (11), the outer part of the connecting layer (11) is coated and connected with the connecting layer (11), the outer part of the connecting layer (11) is coated and connected with the reinforced flexible layer (7), the reinforced flexible layer (7) is coated and connected with a reinforced erosion-resistant layer (8), the reinforced anti-erosion layer (8) is coated and connected with a reinforced weather-resistant layer (9);
the reinforced anti-erosion layer (8) comprises a polyester rubber isolation layer (801), a nano aluminum oxide layer (802) and a nano silicon carbide layer (803), the outer part of the polyester rubber isolation layer (801) is wrapped and connected with the nano aluminum oxide layer (802), the outer part of the nano aluminum oxide layer (802) is wrapped and connected with the nano silicon carbide layer (803), the outer part of the reinforced anti-erosion layer (8) is also wrapped and connected with a metal shielding layer (5), the reinforced weather-resistant layer (9) comprises an outer protective layer (901), an aramid tensile layer (902) and an ethylene copolymer layer (903), the outer part of the outer protective layer (901) is wound and connected with the aramid tensile layer (902), the outer part of the aramid tensile layer (902) is wrapped and connected with the ethylene copolymer layer (903), a second clamping groove (15) is arranged inside the reinforced weather-resistant layer (9), and a connecting bolt (13) is penetratingly connected inside the reinforced weather, and the upper end of the connecting bolt (13) is provided with an adjusting part (14), and the inside of the connecting layer (11) is provided with a first clamping groove (12).
2. The high flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable of claim 1, characterized in that: the longitudinal section of the wire core body (2) is fan-shaped, the wire core body (2) is arranged on the framework (1) at equal angles, and the longitudinal section of the framework (1) is in a cross shape.
3. The high flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable of claim 1, characterized in that: the reinforced insulating layer (3) comprises an ethylene propylene rubber layer (301), a low-smoke halogen-free crosslinked polyethylene insulating material layer (302) and a low-smoke halogen-free flame-retardant crosslinked polyolefin insulating material (303), the ethylene propylene rubber layer (301) is coated and connected with the low-smoke halogen-free crosslinked polyethylene insulating material layer (302), and the low-smoke halogen-free crosslinked polyethylene insulating material layer (302) is coated and connected with the low-smoke halogen-free flame-retardant crosslinked polyolefin insulating material (303).
4. The high flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable of claim 1, characterized in that: the reinforced tensile layer (6) comprises an outer sheath (601), tensile steel wires (602), rubber anti-drawing wires (603) and high-elasticity polyethylene carbon fibers (604), the tensile steel wires (602) are arranged inside the outer sheath (601), the rubber anti-drawing wires (603) are arranged outside the tensile steel wires (602), and the high-elasticity polyethylene carbon fibers (604) are connected to the outer side of the outer sheath (601).
5. The high flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable of claim 4, characterized in that: the outer sheath (601) is annularly distributed on the metal shielding layer (5), and the longitudinal section of the outer sheath (601) is triangular.
6. The high flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable of claim 4, characterized in that: the rubber anti-drawing wires (603) are arranged in three ends of the outer sheath (601), and the outer sheath (601) and the high-elasticity polyethylene carbon fibers (604) are distributed in a staggered mode.
7. The high flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable of claim 1, characterized in that: the reinforced flexible layer (7) comprises a first TPU material layer (701), a metal wire woven layer (702) and a second TPU material layer (703), the metal wire woven layer (702) is wound outside the first TPU material layer (701) and connected with the metal wire woven layer, and the second TPU material layer (703) is connected with the metal wire woven layer (702) in a wrapping mode outside the metal wire woven layer (702).
8. The high flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable of claim 1, characterized in that: the binding wires (10) are uniformly distributed outside the wire core body (2), and the binding wires (10) are connected with the wire core body (2) in a winding mode.
9. The high flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable of claim 1, characterized in that: the first clamping grooves (12) are arranged on the connecting layer (11) at equal intervals, and the first clamping grooves (12) are connected with the connecting bolt (13) in a threaded mode.
10. The high flexibility TPU elastomer unmanned aerial vehicle weather-resistant cable of claim 1, characterized in that: the adjusting parts (14) are symmetrically arranged relative to the horizontal middle vertical line of the connecting bolt (13), and the connecting bolt (13) is arranged at equal angles on the reinforced weather-resistant layer (9).
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104538110A (en) * 2015-01-20 2015-04-22 中利科技集团股份有限公司 Connecting cable used in electric vehicle
CN207731714U (en) * 2017-12-28 2018-08-14 中东线缆制造有限责任公司 A kind of power cable that tension is antitorque
WO2019095703A1 (en) * 2017-11-16 2019-05-23 中天科技装备电缆有限公司 Composite cable for variable frequency propulsion system for ships and offshore platforms
CN210443324U (en) * 2019-10-09 2020-05-01 广东金科电缆实业有限公司 Flame-retardant cable

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104538110A (en) * 2015-01-20 2015-04-22 中利科技集团股份有限公司 Connecting cable used in electric vehicle
WO2019095703A1 (en) * 2017-11-16 2019-05-23 中天科技装备电缆有限公司 Composite cable for variable frequency propulsion system for ships and offshore platforms
CN207731714U (en) * 2017-12-28 2018-08-14 中东线缆制造有限责任公司 A kind of power cable that tension is antitorque
CN210443324U (en) * 2019-10-09 2020-05-01 广东金科电缆实业有限公司 Flame-retardant cable

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Denomination of invention: A weatherproof cable with high flexibility and toughness TPU elastomer for UAV

Effective date of registration: 20230103

Granted publication date: 20220503

Pledgee: Qidian Credit Union of Chenggong District Rural Credit Cooperative, Kunming

Pledgor: KUNMING KUNBAO WIRE & CABLE MANUFACTURING Co.,Ltd.

Registration number: Y2022530000038