CN113674926A - Method for producing charging pile cable by using composite flame retardant and charging pile cable - Google Patents
Method for producing charging pile cable by using composite flame retardant and charging pile cable Download PDFInfo
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- CN113674926A CN113674926A CN202110929453.2A CN202110929453A CN113674926A CN 113674926 A CN113674926 A CN 113674926A CN 202110929453 A CN202110929453 A CN 202110929453A CN 113674926 A CN113674926 A CN 113674926A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/221—Sheathing; Armouring; Screening; Applying other protective layers filling-up interstices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0225—Three or more layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0291—Disposition of insulation comprising two or more layers of insulation having different electrical properties
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/428—Heat conduction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Engineering & Computer Science (AREA)
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- Power Engineering (AREA)
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- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The application discloses a method for producing a charging pile cable by using a composite flame retardant and the charging pile cable, wherein the method comprises the following steps: wrapping at least one cable core for carrying current on a first insulating layer to obtain at least one first cable; wrapping at least one cable core for control with a second insulating layer to obtain at least one second cable; arranging the at least one first cable and the at least one second cable according to the line sequence of the electric vehicle charging pile cables; a third insulating layer is wrapped outside the at least one arranged first cable and the at least one arranged second cable to form charging pile cables; and filling spaces among the cables of the charging pile cable with a flame retardant, wherein the flame retardant is an insulating flame retardant. Through the application, the problem that the existing charging cable cannot meet the requirements is solved, and therefore the relatively safe charging pile cable is provided.
Description
Technical Field
The application relates to the field of cables, in particular to a method for producing a charging pile cable by using a composite flame retardant and the charging pile cable.
Background
Now along with electric automobile's development, fill electric pile's quantity more and more.
For the alternating-current pile, most domestic slow charging piles or charging boxes adopt 220v alternating-current charging, the output current is 16A or 32A, the theoretical power can reach 3.3kw or 6.6kw, and the alternating-current charging speed is still very slow in consideration of 10% power loss, for example, for an electric automobile with the electric quantity of a common battery of about 20kwh, the full charging can be realized within 6-8 hours by adopting a 3.3kw alternating-current charging mode.
In order to accelerate the charging time, the electric vehicle is expected to use a relatively large power to charge, so the direct-current charging pile is generally used for charging, the requirement on the charging cable is higher and higher, the problem of safety may occur under the condition of high power, and the existing charging cable cannot meet the requirement.
Disclosure of Invention
The embodiment of the application provides a method for producing a charging pile cable by using a composite flame retardant and a charging pile cable, and at least solves the problem that the existing charging cable cannot meet the requirements.
According to one aspect of the application, a method for producing a charging pile cable by using a composite flame retardant is provided, which comprises the following steps: wrapping at least one cable core for carrying current on a first insulating layer to obtain at least one first cable; wrapping at least one cable core for control with a second insulating layer to obtain at least one second cable; arranging the at least one first cable and the at least one second cable according to the line sequence of the electric vehicle charging pile cables; a third insulating layer is wrapped outside the at least one arranged first cable and the at least one arranged second cable to form charging pile cables; and filling spaces among the cables of the charging pile cable with a flame retardant, wherein the flame retardant is an insulating flame retardant.
Further, arranging the at least one first cable and the at least one second cable in line order of the electric vehicle charging pile cables comprises: and placing the at least one cable and the at least one second cable on a bracket, wherein the bracket is made of an insulating material, and the line sequence on the bracket is arranged according to the line sequence of the electric vehicle charging pile cables.
Further, the first insulating layer and the second insulating layer are different in material.
Further, the material of the first insulating layer is composed of the following materials in parts by weight: 30-45 parts of rubber, 20-25 parts of butyl rubber, 5-13 parts of magnesium oxide, 4-8 parts of an anti-aging agent, 2-6 parts of zinc borate, 12-26 parts of acetylene black, 6-18 parts of nano zinc oxide, 12-21 parts of tetrabromobisphenol, 15-24 parts of natural rubber, 3-8 parts of an ethylene-octene copolymer, 9-16 parts of kieselguhr, 8-17 parts of polyvinyl chloride, 1-5 parts of tricresyl phosphate and 6-14 parts of chlorinated paraffin.
Further, the material of the second insulating layer is composed of the following materials in parts by weight: 100 parts of polyvinyl chloride resin, 24-26 parts of trioctyl trimellitate, 10-12 parts of refined dioctyl terephthalate, 4.5-5.5 parts of epoxidized soybean oil, 18-20 parts of calcium carbonate, 6.5-7.5 parts of calcium-zinc composite stabilizer, 1-1.5 parts of polyethylene wax, 0.14-0.16 part of phenolic antioxidant, 0.5-2 parts of acrylate resin, 2.8-3.2 parts of barium sulfate and 1.4-1.6 parts of silicone powder.
Further, the material of the third insulating layer is composed of the following materials in parts by weight: 50-80 parts of polyvinyl chloride resin, 100-160 parts of calcium carbonate, 3-8 parts of quartz, 8-16 parts of carbon black, 23-43 parts of chlorinated paraffin and 6-10 parts of dioctyl phthalate.
Further, wrapping at least one cable core for control around a second insulation layer to obtain the at least one second cable comprises: and wrapping the electromagnetic signal shielding layer on the outer layer of the at least one cable core for control, and then including the second insulating layer to obtain the at least one second cable.
Further, the flame retardant is a thermally conductive flame retardant.
Further, the heat-conducting flame retardant consists of a main material, an auxiliary material and a first auxiliary agent, wherein the mass ratio of the main material to the auxiliary material is (85-95): (5-15) of a surfactant, the mass of the first auxiliary agent is 0.2-2% of the total mass of the main material and the auxiliary material, the main material comprises spherical magnesium hydroxide and a fibrous structure, the mass ratio of the spherical magnesium hydroxide to the fibrous structure is 5: 1-20: 1, the fibrous structure is one or more of needle-shaped magnesium hydroxide, glass fiber and fibrous wollastonite, the auxiliary material is one or more of glass fiber, wollastonite, alumina, silicon carbide, silicon nitride and aluminum nitride, the first auxiliary agent is one or more of vinyl silane, amino silane, epoxy silane, acyloxy silane, polysiloxane, stearic acid, magnesium stearate, zinc stearate, aluminate and titanate.
According to another aspect of the application, a charging pile cable is further provided, and is prepared by using the method.
In the embodiment of the application, at least one first cable is obtained by wrapping at least one cable core for passing current on a first insulating layer; wrapping at least one cable core for control with a second insulating layer to obtain at least one second cable; arranging the at least one first cable and the at least one second cable according to the line sequence of the electric vehicle charging pile cables; a third insulating layer is wrapped outside the at least one arranged first cable and the at least one arranged second cable to form charging pile cables; and filling spaces among the cables of the charging pile cable with a flame retardant, wherein the flame retardant is an insulating flame retardant. Through the application, the problem that the existing charging cable cannot meet the requirements is solved, and therefore the relatively safe charging pile cable is provided.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
fig. 1 is a flow chart of a method of producing a charging pile cable using a composite flame retardant according to an embodiment of the present application;
fig. 2 is a cut-away schematic view of a charging post cable according to an embodiment of the application.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
It should be noted that the steps illustrated in the flowcharts of the figures may be performed in a computer system such as a set of computer-executable instructions and that, although a logical order is illustrated in the flowcharts, in some cases, the steps illustrated or described may be performed in an order different than presented herein.
In the present embodiment, a method for producing a charging pile cable by using a composite flame retardant is provided, and fig. 1 is a flowchart of a method for producing a charging pile cable by using a composite flame retardant according to an embodiment of the present application, as shown in fig. 1, the flowchart includes the following steps:
step S102, wrapping at least one cable core for carrying current on a first insulating layer to obtain at least one first cable;
step S104, wrapping at least one cable core for control with a second insulating layer to obtain at least one second cable;
in an alternative embodiment, the at least one second cable is obtained by wrapping the electromagnetic signal shielding layer with the at least one cable core outer layer for control and then including the second insulating layer.
Step S106, arranging the at least one first cable and the at least one second cable according to the line sequence of the electric vehicle charging pile cables;
step S108, a third insulating layer is wrapped outside the at least one arranged first cable and the at least one arranged second cable to form charging pile cables;
and S110, filling spaces among all cables of the charging pile cables with flame retardants, wherein the flame retardants are insulating flame retardants.
In the steps, the insulating layer is wrapped on the outer layer of the cable core, and the flame retardant is filled, so that the safety of the cable is further improved.
In an optional manner, the arranging the at least one first cable and the at least one second cable in a line order of the electric vehicle charging pile cables includes: and placing the at least one cable and the at least one second cable on a bracket, wherein the bracket is made of an insulating material, and the line sequence on the bracket is arranged according to the line sequence of the electric vehicle charging pile cables.
Since the cable requirements for passing current and for control are different, in an alternative embodiment the materials of the first and second insulating layers are different.
For example, the material of the first insulating layer is composed of the following materials in parts by weight: 30-45 parts of rubber, 20-25 parts of butyl rubber, 5-13 parts of magnesium oxide, 4-8 parts of an anti-aging agent, 2-6 parts of zinc borate, 12-26 parts of acetylene black, 6-18 parts of nano zinc oxide, 12-21 parts of tetrabromobisphenol, 15-24 parts of natural rubber, 3-8 parts of an ethylene-octene copolymer, 9-16 parts of kieselguhr, 8-17 parts of polyvinyl chloride, 1-5 parts of tricresyl phosphate and 6-14 parts of chlorinated paraffin.
For example, the material of the second insulating layer is composed of the following materials in parts by weight: 100 parts of polyvinyl chloride resin, 24-26 parts of trioctyl trimellitate, 10-12 parts of refined dioctyl terephthalate, 4.5-5.5 parts of epoxidized soybean oil, 18-20 parts of calcium carbonate, 6.5-7.5 parts of calcium-zinc composite stabilizer, 1-1.5 parts of polyethylene wax, 0.14-0.16 part of phenolic antioxidant, 0.5-2 parts of acrylate resin, 2.8-3.2 parts of barium sulfate and 1.4-1.6 parts of silicone powder.
The third insulating layer is a skin, which is required to be more wear-resistant, and in an alternative embodiment, the material of the third insulating layer is composed of the following materials in parts by weight: 50-80 parts of polyvinyl chloride resin, 100-160 parts of calcium carbonate, 3-8 parts of quartz, 8-16 parts of carbon black, 23-43 parts of chlorinated paraffin and 6-10 parts of dioctyl phthalate.
In an alternative embodiment, the flame retardant is a thermally conductive flame retardant. The heat-conducting flame retardant consists of a main material, an auxiliary material and a first auxiliary agent, wherein the mass ratio of the main material to the auxiliary material is (85-95): (5-15) of a surfactant, the mass of the first auxiliary agent is 0.2-2% of the total mass of the main material and the auxiliary material, the main material comprises spherical magnesium hydroxide and a fibrous structure, the mass ratio of the spherical magnesium hydroxide to the fibrous structure is 5: 1-20: 1, the fibrous structure is one or more of needle-shaped magnesium hydroxide, glass fiber and fibrous wollastonite, the auxiliary material is one or more of glass fiber, wollastonite, alumina, silicon carbide, silicon nitride and aluminum nitride, the first auxiliary agent is one or more of vinyl silane, amino silane, epoxy silane, acyloxy silane, polysiloxane, stearic acid, magnesium stearate, zinc stearate, aluminate and titanate.
The embodiment also provides a charging pile cable prepared by the method. Fig. 2 is a schematic sectional view of a charging pile cable according to an embodiment of the present application, as shown in fig. 2, including at least one first cable obtained by wrapping at least one cable core 1 for passing current around a first insulating layer 2, and at least one second cable obtained by wrapping at least one cable core for controlling around a second insulating layer; a third insulating layer 3 is wrapped outside the at least one arranged first cable and the at least one arranged second cable; and the flame retardant 4 is filled in the space between the cables of the charging pile cable to form the charging pile cable. Optionally, the at least one second cable is obtained by wrapping the electromagnetic signal shielding layer 5 around the at least one cable core for control and then including the second insulating layer.
In an optional embodiment, the outer layer of the cable may further include temperature measuring sensors, and the temperature measuring sensors are distributed at a predetermined distance from the outermost layer of the cable. The temperature measurement sensor sends an early warning signal to the charging pile through the wireless communication module under the condition that the temperature of the outer layer of the cable exceeds a threshold value, and the charging pile can directly give an alarm after receiving the early warning signal.
As another optional embodiment, after receiving the warning signal, the charging post may further send a cut-off command through a control signal line inside the charging cable, where the cut-off command is used to cut off charging of the electric vehicle. The electric automobile can also send the command that the electric automobile can resolve through the control signal line, wherein, the command is used for reporting an emergency and asking for help or increased vigilance fill electric pile cable outlet wire temperature.
The cable can be additionally provided with temperature measuring sensors, the temperature measuring sensors are arranged outside the first cable at intervals, the temperature measuring sensors are adjacently provided with wireless communication devices, and the temperature measuring sensors and the wireless communication devices are powered by current generated by sensing an electric field in the first cable. And after receiving the early warning signal, the charging pile acquires the temperature in the temperature sensor inside the cable, judges whether the temperature of the temperature sensor inside the cable exceeds a threshold value, sends a cutting-off command if the temperature of the temperature sensor inside the cable exceeds the threshold value, and does not send the cutting-off command if the temperature of the temperature sensor inside the cable does not exceed the threshold value.
There are many ways for the inside temperature sensor or the temperature measuring device of cable or temperature sensing chip, for example, the temperature sensing chip who is used for the inside cable includes: the coil is used for inducing an electric field and/or a magnetic field generated when current flows in the cable core and supplying power to the temperature sensing chip after induction: the temperature measuring module is used for measuring the temperature of the cable core; a wireless communication module for wirelessly transmitting at least the temperature out of the cable; and a memory alloy switch which, in an on state, causes the coil to supply power to the temperature measurement module and the wireless communication module, and, in an off state, stops supplying power to the temperature measurement module and the wireless communication module, wherein the memory alloy switch switches between the on state and the off state using elongation and contraction of a memory alloy.
Optionally, one end of the memory alloy switch is connected in series with the coil, the other end of the memory alloy switch is connected in series with the temperature measurement module and the wireless communication module, the memory alloy switch is communicated with the coil and the temperature measurement module and the wireless communication module in a conducting state, and the memory alloy switch is disconnected from the coil and the temperature measurement module and the wireless communication module in a disconnecting state.
Optionally, memory alloy silk in the memory alloy switch is encapsulated in having certain space and box body, the box body be the cuboid, the cuboid is provided with the conducting strip with length direction vertically both sides side, conducting strip in the side in the both sides side with the coil is connected, conducting strip in another side in the both sides side with temperature measurement module with wireless communication module connects, memory alloy silk is in shrink or extension on the length direction breaks down the coil with temperature measurement module with be connected between the wireless communication module, intercommunication under the extended state the coil with temperature measurement module with wireless communication module.
The problem that the existing charging cable cannot meet the requirements is solved through the implementation, and therefore the relatively safe charging pile cable is provided.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. A method for producing a charging pile cable by using a composite flame retardant is characterized by comprising the following steps:
wrapping at least one cable core for carrying current on a first insulating layer to obtain at least one first cable;
wrapping at least one cable core for control with a second insulating layer to obtain at least one second cable;
arranging the at least one first cable and the at least one second cable according to the line sequence of the electric vehicle charging pile cables;
a third insulating layer is wrapped outside the at least one arranged first cable and the at least one arranged second cable to form charging pile cables;
and filling spaces among the cables of the charging pile cable with a flame retardant, wherein the flame retardant is an insulating flame retardant.
2. The method of claim 1, wherein arranging the at least one first cable and the at least one second cable in line order of electric vehicle charging post cables comprises:
and placing the at least one cable and the at least one second cable on a bracket, wherein the bracket is made of an insulating material, and the line sequence on the bracket is arranged according to the line sequence of the electric vehicle charging pile cables.
3. The method of claim 1, wherein the first insulating layer and the second insulating layer are different materials.
4. The method of claim 3, wherein the material of the first insulating layer is comprised of, by weight:
30-45 parts of rubber, 20-25 parts of butyl rubber, 5-13 parts of magnesium oxide, 4-8 parts of an anti-aging agent, 2-6 parts of zinc borate, 12-26 parts of acetylene black, 6-18 parts of nano zinc oxide, 12-21 parts of tetrabromobisphenol, 15-24 parts of natural rubber, 3-8 parts of an ethylene-octene copolymer, 9-16 parts of kieselguhr, 8-17 parts of polyvinyl chloride, 1-5 parts of tricresyl phosphate and 6-14 parts of chlorinated paraffin.
5. The method of claim 3, wherein the material of the second insulating layer is composed of the following parts by weight:
100 parts of polyvinyl chloride resin, 24-26 parts of trioctyl trimellitate, 10-12 parts of refined dioctyl terephthalate, 4.5-5.5 parts of epoxidized soybean oil, 18-20 parts of calcium carbonate, 6.5-7.5 parts of calcium-zinc composite stabilizer, 1-1.5 parts of polyethylene wax, 0.14-0.16 part of phenolic antioxidant, 0.5-2 parts of acrylate resin, 2.8-3.2 parts of barium sulfate and 1.4-1.6 parts of silicone powder.
6. The method according to any one of claims 1 to 5, wherein the material of the third insulating layer is composed of the following parts by weight of material:
50-80 parts of polyvinyl chloride resin, 100-160 parts of calcium carbonate, 3-8 parts of quartz, 8-16 parts of carbon black, 23-43 parts of chlorinated paraffin and 6-10 parts of dioctyl phthalate.
7. The method according to any one of claims 1 to 5, wherein wrapping at least one cable core for control around a second insulating layer to obtain the at least one second cable comprises:
and wrapping the electromagnetic signal shielding layer on the outer layer of the at least one cable core for control, and then including the second insulating layer to obtain the at least one second cable.
8. The method of any one of claims 1 to 5, wherein the flame retardant is a thermally conductive flame retardant.
9. The method according to claim 8, wherein the heat-conducting flame retardant consists of a main material, an auxiliary material and a first auxiliary agent, wherein the mass ratio of the main material to the auxiliary material is (85-95) to (5-15), the mass of the first auxiliary agent is 0.2-2% of the total mass of the main material and the auxiliary material, the main material comprises spherical magnesium hydroxide and a fibrous structure, the mass ratio of the spherical magnesium hydroxide to the fibrous structure is 5: 1-20: 1, the fibrous structure is one or more of needle-like magnesium hydroxide, glass fiber and fibrous wollastonite, the auxiliary material is one or more of glass fiber, wollastonite, aluminum oxide, silicon carbide, silicon nitride and aluminum nitride, and the first auxiliary agent is one or more of vinyl silane, amino silane, epoxy silane, acyloxy silane, polysiloxane, stearic acid, magnesium stearate, magnesium hydroxide, aluminum oxide, silicon carbide, magnesium hydroxide, aluminum oxide, silicon carbide, silicon nitride, magnesium hydroxide, aluminum oxide, magnesium oxide, one or more of zinc stearate, aluminate and titanate.
10. A charging post cable prepared using the method of any one of claims 1 to 9.
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| CN202110929453.2A CN113674926B (en) | 2021-08-13 | 2021-08-13 | Method for producing charging pile cable by using composite flame retardant and charging pile cable |
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| CN202110929453.2A CN113674926B (en) | 2021-08-13 | 2021-08-13 | Method for producing charging pile cable by using composite flame retardant and charging pile cable |
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| CN113674926B CN113674926B (en) | 2023-08-25 |
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