CN110853813B - Power supply cable of quick charging pile and manufacturing method thereof - Google Patents

Power supply cable of quick charging pile and manufacturing method thereof Download PDF

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Publication number
CN110853813B
CN110853813B CN201911178519.8A CN201911178519A CN110853813B CN 110853813 B CN110853813 B CN 110853813B CN 201911178519 A CN201911178519 A CN 201911178519A CN 110853813 B CN110853813 B CN 110853813B
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layer
filling
flexible
charging
flame
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CN201911178519.8A
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CN110853813A (en
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陶青连
周丽
朱德庆
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Anhui Sihui Cable Co ltd
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Anhui Sihui Cable 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
    • H01B7/17Protection 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
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/22Sheathing; Armouring; Screening; Applying other protective layers
    • 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
    • H01B7/282Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
    • H01B7/2825Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
    • 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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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Insulated Conductors (AREA)

Abstract

The invention discloses a power supply cable of a quick-charging pile, which comprises an outer protection layer, wherein a flexible protection layer is arranged in the outer protection layer, flexible fillers are arranged in the flexible protection layer, flexible filling strips distributed in an axial array mode are further arranged in the flexible protection layer, a shielding layer is arranged in the flexible protection layer, a flame-retardant layer is arranged in the shielding layer, an elastic lining frame is arranged in the flame-retardant layer, flame-retardant asbestos is filled in a gap between the elastic lining frame and the flame-retardant layer, buffering filling is arranged in the elastic lining frame, charging cables distributed in an axial array mode are arranged in the elastic lining frame, communication lines are arranged in the center of the charging cables, and shielding materials are filled between the charging cables and the communication lines. The invention has good heat and cold resistance, good flame retardant property, timely charging feedback, favorable protection of the rechargeable battery, good waterproof effect, good deformation resistance, difficult fracture and high charging efficiency, and can not influence charging under the condition of hot or cold days.

Description

Power supply cable of quick charging pile and manufacturing method thereof
Technical Field
The invention relates to the field of new energy automobiles, in particular to a power supply cable of a quick-charging pile and a manufacturing method thereof.
Background
The charging pile (bolt) can realize timing, electricity metering and money metering charging and can be used as a citizen electricity purchasing terminal. Meanwhile, in order to improve the efficiency and the practicability of public charging piles (bolts), the functions of one pile (bolt) for charging more and charging electric bicycles are added in future, so far, electric vehicle charging stations in China are mostly limited to electric buses or internal group vehicles, a charging station service network really facing different users is not established, and the charging stations can be divided into floor type charging piles and wall-mounted charging piles according to installation modes. The floor type charging pile is suitable for being installed on a parking space which is not close to a wall body. The wall-hanging fills electric pile and is fit for installing the parking stall of being close to the wall body, divide into public electric pile and the special electric pile that fills according to the installation site, public electric pile that fills is built and combines the parking berth in public parking area (storehouse), the electric pile that fills that provides public charging service for social vehicle, the stake of filling of using oneself is built at individual own parking stall (storehouse), the electric pile that fills that provides to charge for private user, fill the parking stall construction that the electric pile generally combines parking area (storehouse). The protection grade of the charging pile installed outdoors is not lower than IP54, the protection grade of the charging pile installed indoors is not lower than IP32, however, the charging pile power supply cable is an important part no matter what kind of charging pile, and the rapid charging pile power supply cable and the manufacturing method thereof are provided for the situation.
Disclosure of Invention
The invention aims to provide a power supply cable for a quick-charging pile and a manufacturing method thereof, which have the advantages of good heat and cold resistance, no influence on charging under the condition of hot or cold weather, good flame retardant property, timely charging feedback, contribution to protecting a rechargeable battery, good waterproof effect, good deformation resistance effect, difficulty in fracture and high charging efficiency.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a fill electric pile supply cable soon, it is outer including the protection, be equipped with flexible protective layer in the protection ectonexine, be equipped with flexible stopping in the flexible protective layer, still be equipped with the flexible packing strip that axial array distributes in the flexible protective layer, be equipped with the shielding layer in the flexible protective layer, be equipped with fire-retardant layer in the shielding layer, be equipped with elasticity inside lining frame in the fire-retardant layer, space between elasticity inside lining frame and the fire-retardant layer is filled there is fire-retardant asbestos, be equipped with the buffering in the elasticity inside lining frame and fill, be equipped with the charging cable that axial array distributes in the elasticity inside lining frame, charging cable central point puts and is equipped with the communication line, it has shielding material to fill between charging cable and the communication line.
Furthermore, be equipped with the division board that axial array distributes in the charging cable, the division board top all is equipped with first fixed ball, and the top is equipped with the fixed ball of second jointly in the division board, and the fixed ball of second is equipped with the superconducting metal line that axial array distributes all around, all is equipped with the shielding piece between superconducting metal line and the fixed ball of second, all is equipped with the soaking material between superconducting metal line and the division board.
Further, the buffer filling is made of flame-retardant polyurethane elastic materials and is in a Kevlar layer structure of a flexible protection layer.
A manufacturing method of a power supply cable of a quick-charging pile comprises the following steps:
the method comprises the following steps: putting graphite into a ball milling tank, adding ball milling beads, sequentially adding dry ice and liquid nitrogen, finally adding polyethylene resin, sealing the ball milling tank, and carrying out ball milling reaction to obtain graphene-polyethylene resin;
step two: mixing and granulating the material produced in the step one to obtain the cable material, and producing a protective outer layer by using the cable material;
step three: tightly pushing the superconducting metal wire against the partition plate, filling the shielding block, filling the soaking material, installing the communication wire between the charging cables, and filling the shielding material;
step four: filling buffer filling after the elastic lining frame is installed, wrapping the flame-retardant layer on the elastic lining frame, and filling flame-retardant asbestos;
step five: twisting the flexible filling strips, filling flexible filling materials, attaching the flexible protective layer to the surface of the shielding layer, and then filling the cable installed in the step four into the shielding layer;
step six: and adhering the protective outer layer on the surface of the flexible protective layer, and performing heat treatment to ensure that no gap exists between the protective outer layer and the flexible protective layer.
The invention has the beneficial effects that:
1. the invention has good heat and cold resistance, does not influence charging under the condition of hot or cold days, has good flame retardant property, and simultaneously has timely charging feedback, thereby being beneficial to protecting the rechargeable battery;
2. the invention has the advantages of good waterproof effect, good deformation resistance effect, difficult fracture and high charging efficiency.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the construction of the power supply cable of the quick-charging pile of the present invention;
fig. 2 is a schematic structural diagram of a part of a power supply cable of the quick-charging pile.
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.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
The utility model provides a fill electric pile supply cable fast and preparation method thereof, including protection skin 1, as shown in fig. 1, be equipped with flexible protective layer 2 in the protection skin 1, be equipped with flexible stopping 21 in the flexible protective layer 2, still be equipped with flexible packing strip 22 of axial array distribution in the flexible protective layer 2, be equipped with shielding layer 3 in the flexible protective layer 2, be equipped with fire-retardant layer 4 in the shielding layer 3, be equipped with elastic lining frame 5 in the fire-retardant layer 4, the space between elastic lining frame 5 and the fire-retardant layer 4 is filled with fire-retardant asbestos 51, be equipped with buffering packing 52 in the elastic lining frame 5, be equipped with charging cable 6 of axial array distribution in the elastic lining frame 5, charging cable 6 central point puts and is equipped with communication line 7, it is filled with shielding material 53 to fill between charging cable 6 and communication line 7.
The charging cable 6 is provided with partition plates 61 distributed in an axial array manner, as shown in fig. 2, the top ends of the partition plates 61 are provided with first fixing balls 62, the top ends of the partition plates 61 are provided with second fixing balls 63, the peripheries of the second fixing balls 63 are provided with superconducting metal wires 66 distributed in an axial array manner, shielding blocks 64 are arranged between the superconducting metal wires 66 and the second fixing balls 63, and soaking materials 65 are arranged between the superconducting metal wires 66 and the partition plates 61.
The buffer filler 52 is made of flame-retardant polyurethane elastic material and has a flexible protective layer 2 Kevlar layer structure.
A manufacturing method of a power supply cable of a quick-charging pile comprises the following steps:
the method comprises the following steps: putting graphite into a ball milling tank, adding ball milling beads, sequentially adding dry ice and liquid nitrogen, finally adding polyethylene resin, sealing the ball milling tank, and carrying out ball milling reaction to obtain graphene-polyethylene resin;
step two: mixing and granulating the material produced in the step one to obtain the cable material, and producing the protective outer layer 1 by using the cable material;
step three: tightly pressing the superconducting metal wire 66 against the partition plate 61, filling the shielding block 64, filling the soaking material 65, then installing the communication wire 7 between the charging cables 6, and filling the shielding material 53;
step four: after the elastic lining frame 5 is installed, the buffer filling 52 is filled, and then the flame-retardant layer 4 is wrapped on the elastic lining frame 5 and then filled with flame-retardant asbestos 51;
step five: twisting the flexible filling strips 22, filling the flexible filling materials 21, attaching the flexible protective layer 2 to the surface of the shielding layer 3, and then filling the cable installed in the step four into the shielding layer 3;
step six: and adhering the protective outer layer 1 on the surface of the flexible protective layer 2, and performing heat treatment to ensure that no gap exists between the protective outer layer 1 and the flexible protective layer 2.
Example 1
A manufacturing method of a power supply cable of a quick-charging pile comprises the following steps:
the method comprises the following steps: putting graphite into a ball milling tank, adding ball milling beads, sequentially adding dry ice and liquid nitrogen, finally adding polyethylene resin, sealing the ball milling tank, and carrying out ball milling reaction to obtain graphene-polyethylene resin;
step two: mixing and granulating the material produced in the step one to obtain the cable material, and producing the protective outer layer 1 by using the cable material;
step three: tightly pressing the superconducting metal wire 66 against the partition plate 61, filling the shielding block 64, filling the soaking material 65, then installing the communication wire 7 between the charging cables 6, and filling the shielding material 53;
step four: after the elastic lining frame 5 is installed, the buffer filling 52 is filled, and then the flame-retardant layer 4 is wrapped on the elastic lining frame 5 and then filled with flame-retardant asbestos 51;
step five: twisting the flexible filling strips 22, filling the flexible filling materials 21, attaching the flexible protective layer 2 to the surface of the shielding layer 3, and then filling the cable installed in the step four into the shielding layer 3;
step six: and adhering the protective outer layer 1 on the surface of the flexible protective layer 2, and performing heat treatment to ensure that no gap exists between the protective outer layer 1 and the flexible protective layer 2.
The buffer filler 52 is made of flame-retardant polyurethane elastic material and has a flexible protective layer 2 Kevlar layer structure.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims (3)

1. A power supply cable of a quick-charging pile comprises a protective outer layer (1) and is characterized in that, the flexible protective layer (2) is arranged in the protective outer layer (1), flexible fillers (21) are arranged in the flexible protective layer (2), flexible filling strips (22) distributed in an axial array manner are further arranged in the flexible protective layer (2), a shielding layer (3) is arranged in the flexible protective layer (2), a flame-retardant layer (4) is arranged in the shielding layer (3), an elastic lining frame (5) is arranged in the flame-retardant layer (4), flame-retardant asbestos (51) is filled in a gap between the elastic lining frame (5) and the flame-retardant layer (4), buffer filling (52) is arranged in the elastic lining frame (5), charging cables (6) distributed in an axial array manner are arranged in the elastic lining frame (5), a communication line (7) is arranged at the center of each charging cable (6), and shielding materials (53) are filled between each charging cable (6) and the communication line (7);
be equipped with division board (61) that axial array distributes in charging cable (6), division board (61) top all is equipped with first fixed ball (62), and the top is equipped with second fixed ball (63) jointly in division board (61), and second fixed ball (63) are equipped with superconducting metal line (66) that axial array distributes all around, all are equipped with shielding block (64) between superconducting metal line (66) and second fixed ball (63), all are equipped with soaking material (65) between superconducting metal line (66) and division board (61).
2. The power supply cable of the quick-charging pile as claimed in claim 1, wherein the buffer filler (52) is made of flame-retardant polyurethane elastomer and the flexible protective layer (2) is of Kevlar layer structure.
3. The manufacturing method of the power supply cable of the quick-charging pile according to claim 1, characterized by comprising the following steps:
the method comprises the following steps: putting graphite into a ball milling tank, adding ball milling beads, sequentially adding dry ice and liquid nitrogen, finally adding polyethylene resin, sealing the ball milling tank, and carrying out ball milling reaction to obtain graphene-polyethylene resin;
step two: mixing and granulating the material produced in the step one to obtain the cable material, and producing a protective outer layer (1) by using the cable material;
step three: tightly pushing a superconducting metal wire (66) against the partition plate (61), filling a shielding block (64), filling a soaking material (65), installing a communication wire (7) between the charging cables (6), and filling a shielding material (53);
step four: after the elastic lining frame (5) is installed, filling buffer filling (52), then wrapping the flame-retardant layer (4) on the elastic lining frame (5) and filling flame-retardant asbestos (51);
step five: twisting flexible filling strips (22), filling flexible filling materials (21), attaching the flexible protective layer (2) to the surface of the shielding layer (3), and then filling the cable installed in the fourth step into the shielding layer (3);
step six: the protective outer layer (1) is adhered to the surface of the flexible protective layer (2), and no gap is formed between the protective outer layer (1) and the flexible protective layer (2) through heat treatment.
CN201911178519.8A 2019-11-27 2019-11-27 Power supply cable of quick charging pile and manufacturing method thereof Active CN110853813B (en)

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Application Number Priority Date Filing Date Title
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CN110853813B true CN110853813B (en) 2021-09-28

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1154650A (en) * 1966-09-08 1969-06-11 Kabel Metallwerke Ghh Heavy Duty Cable with Metal Sheath.
WO1986003329A1 (en) * 1984-11-29 1986-06-05 Habia Cable Sa Fire-proof flexible insulating coating for conduits, electric wires and optical fibres
CN1248241C (en) * 2000-05-15 2006-03-29 泰科电子有限公司 Vapor proof high speed communications cable and method of manufacturing same
CN204117662U (en) * 2014-09-09 2015-01-21 沈阳长城电缆实业有限公司 A kind of multi-functional composite medium-pressure power cable

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012146542A (en) * 2011-01-13 2012-08-02 Yazaki Corp Cable
CN204614466U (en) * 2015-05-26 2015-09-02 何纪江 The industrial cable of a kind of high pressure resistant high-temp anti-corrosion
CN205645382U (en) * 2016-01-30 2016-10-12 浙江自强电缆有限公司 Strenghthened type three -sphase four -wire system power cable
CN108899111A (en) * 2018-06-28 2018-11-27 怀宁宜庆电线电缆有限公司 A kind of high temperature resistant charging cable for electric vehicle
CN209433932U (en) * 2018-12-18 2019-09-24 神龙汽车有限公司 A kind of charging pile power cable
CN209266059U (en) * 2018-12-20 2019-08-16 宝应县嘉永电器有限公司 A kind of wear-resisting photovoltaic cable with inner supporting structure

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1154650A (en) * 1966-09-08 1969-06-11 Kabel Metallwerke Ghh Heavy Duty Cable with Metal Sheath.
WO1986003329A1 (en) * 1984-11-29 1986-06-05 Habia Cable Sa Fire-proof flexible insulating coating for conduits, electric wires and optical fibres
CN1248241C (en) * 2000-05-15 2006-03-29 泰科电子有限公司 Vapor proof high speed communications cable and method of manufacturing same
CN204117662U (en) * 2014-09-09 2015-01-21 沈阳长城电缆实业有限公司 A kind of multi-functional composite medium-pressure power cable

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Address after: No.6 Longxiang Road, Longhu Industrial Park, Huaibei Economic Development Zone, Anhui Province 235000

Patentee after: ANHUI SIHUI CABLE Co.,Ltd.

Address before: 235000 No. 6, Longxiang Road, Longhu Industrial Park, economic development zone, Duji District, Huaibei City, Anhui Province

Patentee before: ANHUI SIHUI CABLE Co.,Ltd.

PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of invention: A fast charging station power supply cable and its production method

Effective date of registration: 20231129

Granted publication date: 20210928

Pledgee: Bank of China Limited Huaibei branch

Pledgor: ANHUI SIHUI CABLE Co.,Ltd.

Registration number: Y2023980068459