CN208706298U - A kind of new-energy automobile high-speed high-power charging tensile flexible cable - Google Patents
A kind of new-energy automobile high-speed high-power charging tensile flexible cable Download PDFInfo
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- CN208706298U CN208706298U CN201821266192.0U CN201821266192U CN208706298U CN 208706298 U CN208706298 U CN 208706298U CN 201821266192 U CN201821266192 U CN 201821266192U CN 208706298 U CN208706298 U CN 208706298U
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Abstract
The utility model discloses a kind of new-energy automobile high-speed high-power charging tensile flexible cable, cable is followed successively by cable core, non-woven fabrics wrapping layer and sheath from the inside to the outside；The cable core includes a control conductor, six roots of sensation crosslinked polyethylene tracheae, three power wire cores and two auxiliary cores；The crosslinked polyethylene intratracheally leads to cooling liquid.Crosslinked polyethylene tracheae is arranged in the cable of the utility model, and in the logical cooling liquid of crosslinked polyethylene tracheae, cooling cable increases the current-carrying capability of cable due to charging process excessive heating, under same Ampere currents, can reduce the cross section of cable to 20% or so.
Description
Technical field
The utility model relates to new-energy automobile field, refers in particular to a kind of new-energy automobile high-speed high-power charging soft electricity of tension
Cable.
Background technique
New-energy automobile technology develops rapidly in recent years, while requiring matched cable performance very high.New energy vapour
Vehicle and charging unit require cable to have the characteristics such as fire-retardant, wear-resisting, halogen-free environmental.New-energy automobile charging cable use environment
Meeting contact mineral oil, gasoline, diesel oil etc., therefore it is required that cable cover(ing) has good oil resistivity.New-energy automobile high speed is big
Power charging tensile flexible cable is connect for charging station charging pile with New-energy electric vehicle charging system, and needs are smaller when use
Bending radius, pliability to cable and tension degree require very high.
Utility model content
The purpose of this utility model is to solve the problems, such as of the existing technology, provides a kind of new-energy automobile high-speed high-power
Charge tensile flexible cable.
Realizing the technical solution of the utility model aim is: a kind of new-energy automobile high-speed high-power charging soft electricity of tension
Cable is followed successively by cable core, non-woven fabrics wrapping layer and sheath from the inside to the outside；
The cable core includes a control conductor, six roots of sensation crosslinked polyethylene tracheae, three power wire cores and two auxiliary lines
Core；The crosslinked polyethylene intratracheally leads to cooling liquid.
Three power wire cores tangent setting two-by-two, is externally formed with three gaps；A piece control conductor and two
Root auxiliary core is separately positioned in aforementioned three gaps, and tangent with two power wire cores respectively；The six roots of sensation crosslinking is poly-
Ethylene tracheae is divided into three groups, and every group two are separately positioned on control conductor and auxiliary core two sides.
The power wire core successively control conductor group, aluminium-plastic tape and shielding layer of copper wires from the inside to the outside；The control line
Core group is made of six roots of sensation control conductor insulating core, and six equal part of six roots of sensation control conductor insulating core is uniformly arranged, in center gap part
Control conductor is arranged to fill；The control conductor filling forms puffy filling using polypropylene mesh split fibre rope.
The control conductor insulating core includes control core conductor and control core insulation layer；The control core conductor is adopted
Add copper foil wire twisted with six class copper wires, twisting pitch is no more than 12 times of conductor diameter.
The six equal part stranding of six roots of sensation control conductor insulating core forms control conductor group, and laying up pitch is not more than 10 times.
The non-woven fabrics wrapping layer uses with a thickness of 0.12mm, and width is the non-woven fabrics of 40mm, the overlap rate of non-woven fabrics
15%~20%.
The power wire core includes power core conductor and power wire core insulating layer；The auxiliary core includes auxiliary core
Conductor and auxiliary core insulating layer.
Using above-mentioned technical proposal, the utility model has following beneficial outcomes: (1) the cable setting of the utility model
Crosslinked polyethylene tracheae, in the logical cooling liquid of crosslinked polyethylene tracheae, cooling cable makes cable due to charging process excessive heating
Current-carrying capability increase, the cross section of cable under same Ampere currents, can be reduced to 20% or so.
(2) copper foil wire is added in the utility model among control core conductor, and tension degree greatly improves.
(3) the crosslinked polyethylene tracheorrhaphy inner and outer tubes of the utility model, intermediate woven with aramid fiber yarn is reinforced, then passes through
Irradiation technique, so that inner tube outer tube is preferably combined together, load-bearing tensile capacity is stronger.
(4) the control conductor group of the utility model is arranged using the petal designs such as six, increases cable in use
The stability of structure, while improving mutual stretching resistance.
(5) the control conductor filling of the utility model is filled using the non-hygroscopic material virgin pp with tensile property
Rope, is placed in control conductor group center, increases the stretching resistance of control conductor group.
(6) three kinds of cores of the utility model because its conductor diameter it is inconsistent, therefore it is thick to squeeze out the different insulation of nominal thickness
Degree.In order to reach irradiation behaviour most preferably, energy, road number, dosage have Bu Tong been selected not according to insulation thickness and outer diameter respectively
Same irradiation parameters.
(7) the jacket surface appearance of the utility model greatly increases the frictional force of cable cover(ing) in cloudy surface frosted type,
Reduce the abrasion of cable appearance in use, while increasing the usage experience sense of client.
Detailed description of the invention
In order to make the content of the utility model be easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model, in which:
Fig. 1 is the structural schematic diagram of the utility model.
Numbering in the drawing are as follows:
Control conductor 1, control core conductor 11, control core insulation layer 12, control conductor fill 13, aluminium-plastic tape
14, shielding layer of copper wires 15, crosslinked polyethylene tracheae 2, power wire core 3, power core conductor 31, power wire core insulating layer 32, auxiliary
Index contour core 4, auxiliary core conductor 41, auxiliary core insulating layer 42, non-woven fabrics 5, sheath 6.
Specific embodiment
(embodiment 1)
See that Fig. 1, a kind of new-energy automobile high-speed high-power charging tensile flexible cable are followed successively by cable core, nonwoven from the inside to the outside
Cloth wrapping layer 5 and sheath 6；
Cable core includes a control conductor 1,2, three power wire cores 3 of six roots of sensation crosslinked polyethylene tracheae and two auxiliary cores
4；Lead to cooling liquid in crosslinked polyethylene tracheae 2.
The tangent setting two-by-two of three power wire cores 3, is externally formed with three gaps；A piece control conductor 1 and two auxiliary
Core 4 is separately positioned in aforementioned three gaps, and tangent with two power wire cores 3 respectively；Six roots of sensation crosslinked polyethylene tracheae 2
Three groups are divided into, every group two are separately positioned on 4 two sides of control conductor 1 and auxiliary core.
Power wire core 3 successively control conductor group, aluminium-plastic tape 14 and shielding layer of copper wires 15 from the inside to the outside；Control conductor group
It is made of six roots of sensation control conductor insulating core, six equal part of six roots of sensation control conductor insulating core is uniformly arranged, and is arranged in center gap part
Control conductor filling 13；Control conductor filling 13 forms puffy filling using polypropylene mesh split fibre rope, and color is white
Color.
Control conductor insulating core includes control core conductor 11 and control core insulation layer 12；Control core conductor 11 uses
Six class copper wires add copper foil wire twisted, and twisting pitch is no more than 12 times of conductor diameter.
Six equal part stranding of six roots of sensation control conductor insulating core forms control conductor group, and laying up pitch is not more than 10 times.
For non-woven fabrics wrapping layer 5 using with a thickness of 0.12mm, width is the non-woven fabrics of 40mm, the overlap rate 15% of non-woven fabrics~
20%.
Power wire core 3 includes power core conductor 31 and power wire core insulating layer 32；Auxiliary core 4 is led including auxiliary core
Body 41 and auxiliary core insulating layer 42.
Specifically, production technology is according to the following steps:
Step 1: determining the construction of cable as shown in Figure 1；
Step 2: production control core conductor 11, power core conductor 31 and auxiliary core conductor 41；
Power core conductor 31 and auxiliary core conductor 41 are twisted using six class copper wires；
Control core conductor 11 adds copper foil wire twisted using six class copper wires, and twisting pitch is no more than 12 times of conductor diameter；
The following steps are included:
Six class copper wires are divided equally into six equal parts and carry out bundle strand, direction dextrad, pitch is not more than 12 times；
Copper foil wire is subjected to bundle strand, direction dextrad, pitch is not more than 12 times；
By after bundle strand six class copper wires and copper foil wire carry out multiple strand, copper foil wire strand is placed in centre, and six class copper wire strands exist
It is arranged around copper foil wire strand by six equal parts, direction left-hand, pitch is not more than 12 times.
Step 3: squeezing out control core insulation layer 12, power wire core insulating layer 32 and auxiliary core insulating layer 42；
It squeezes out irradiation second third using import extruding machine to insulate, insulation thickness average value: control core insulation layer 12 is not less than
0.6mm, auxiliary core insulating layer 42 are not less than 1.1mm not less than 0.8mm, power wire core insulating layer 32；
Control conductor insulated wire cores, power wire core 3 and auxiliary core 4 are irradiated, each core irradiation parameters are as follows:
Power wire core 3: the road energy 2.5MeV, Shu Xia number 10, dosage setting 0.8m/min/mA；
Auxiliary core 4: the road energy 2.5MeV, Shu Xia number 10, dosage setting 1.0m/min/mA；
Control conductor insulated wire cores: the road energy 1.4MeV, Shu Xia number 38, dosage setting 5.0m/min/mA.
Make to irradiate the insulation tensile strength of second third not less than 12MPa, elongation at break not less than 300%.
Step 4: laying up pitch is not more than 10 times, direction by six roots of sensation control conductor insulating core stranding composition control core group
Dextrad；Center-filled control conductor filling 13, the white fluffy Enhanced type pure polypropylene mesh that specification is 27000dt tear fine
Dimension rope；
Step 5: the wrapped aluminium-plastic tape 14 outside the control conductor group containing filling that step 4 obtains, then carry out copper
Silk braiding, forms shielding layer of copper wires 15；
Aluminium-plastic tape 14 with a thickness of 0.05mm, width is 10~15mm, and the overlap rate of aluminium-plastic tape band is 15%
~20%；
Count >=80% of proof copper-wire braided, 40~50 ° of angle of weave, according to shielding layer of copper wires calculation formula: P=
(2p-p2)*100Wherein P is count, p is unidirectional coverage coefficient, m be braider same direction number of spindles,
N is every ingot litzendraht wire radical, d is braided wires string diameter, D is the braiding preamble outside diameter of cable, L is lay of braiding.Select copper wire string diameter
For 0.13mm, number of spindles is selected as the braider of 16 ingots, and it is 9 copper wires that every ingot radical, which is calculated, and the pitch of braid shielded is little
In 25.06；
Step 6: production crosslinked polyethylene tracheae 2；
Crosslinked polyethylene is drawn into the inner tube of required size；
Reinforced on inner pipe using aramid fiber yarn braiding；Per share 2 specifications of 24 ingots are used to be woven for the aramid fiber yarn of 300dt
Reinforce, count >=70%, 45 ° of angle；
Crosslinked polyethylene outer tube is squeezed out outside inner tube after braiding；
Irradiation, irradiation parameters: energy 2.5MeV, dosage setting 1.0m/min/mA, two layers of total wall thickness 2.0mm.
Step 7: according to the structure that step 1 determines, by the crosslinked polyethylene tracheae 2 and control conductor 1, power after irradiation
4 stranding of core 3 and auxiliary core；
Step 8: wrapped non-woven fabrics 5, then extrude sheath 6；
Nonwoven thickness is 0.12mm, and width 40mm, overlap rate is 15%~20%；
The die sleeve of the mold core, 34.0mm of selecting 28.5mm extrudes one layer of flame-proof abrasion-resistant cloudy surface type polyurethane and forms sheath 6, squeezes
Temperature out are as follows: the first 150 DEG C of area；Second 165 DEG C of area；165 DEG C of third area；4th 165 DEG C of area；5th 170 DEG C of area；6th area
170℃；170 DEG C of District 7；175 DEG C of Section Eight；9th 175 DEG C of area, extruded velocity 1.5m/min.Jacket thickness is 3.2mm, is resisted
Zhang Qiangdu is not less than 500% not less than 25MPa, elongation at break, and tear strength is not less than 45N/mm, and appearance is ground in cloudy surface
Sand mold.
Particular embodiments described above carries out the purpose of the utility model patent, technical scheme and beneficial effects
It is further described, it should be understood that being not used to limit the foregoing is merely specific embodiment of the utility model
The utility model processed, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done,
It should be included within the scope of protection of this utility model.
Claims (7)
- The tensile flexible cable 1. a kind of new-energy automobile high-speed high-power charges, it is characterised in that be followed successively by cable core, nothing from the inside to the outside Woven fabric wrapping layer (5) and sheath (6)；The cable core includes that a control conductor (1), six roots of sensation crosslinked polyethylene tracheae (2), three power wire cores (3) and two are auxiliary Index contour core (4)；Lead to cooling liquid in the crosslinked polyethylene tracheae (2).
- The tensile flexible cable 2. a kind of new-energy automobile high-speed high-power according to claim 1 charges, it is characterised in that: institute Three power wire core (3) tangent settings two-by-two are stated, three gaps are externally formed with；A piece control conductor (1) and two it is auxiliary Index contour core (4) is separately positioned in aforementioned three gaps, and tangent with two power wire cores (3) respectively；The six roots of sensation crosslinking Polyethylene tracheae (2) is divided into three groups, and every group two are separately positioned on control conductor (1) and auxiliary core (4) two sides.
- The tensile flexible cable 3. a kind of new-energy automobile high-speed high-power according to claim 2 charges, it is characterised in that: institute State power wire core (3) successively control conductor group, aluminium-plastic tape (14) and shielding layer of copper wires (15) from the inside to the outside；The control line Core group is made of six roots of sensation control conductor insulating core, and six equal part of six roots of sensation control conductor insulating core is uniformly arranged, in center gap part Control conductor is set and fills (13)；The control conductor filling (13) forms puffy using polypropylene mesh split fibre rope and fills out It fills.
- The tensile flexible cable 4. a kind of new-energy automobile high-speed high-power according to claim 3 charges, it is characterised in that: institute Stating control conductor insulating core includes control core conductor (11) and control core insulation layer (12)；The control core conductor (11) Add copper foil wire twisted using six class copper wires, twisting pitch is no more than 12 times of conductor diameter.
- The tensile flexible cable 5. a kind of new-energy automobile high-speed high-power according to claim 4 charges, it is characterised in that: institute It states six equal part stranding of six roots of sensation control conductor insulating core and forms control conductor group, laying up pitch is not more than 10 times.
- The tensile flexible cable 6. a kind of new-energy automobile high-speed high-power according to claim 5 charges, it is characterised in that: institute Non-woven fabrics wrapping layer (5) are stated using with a thickness of 0.12mm, width is the non-woven fabrics of 40mm, the overlap rate 15% of non-woven fabrics~ 20%.
- The tensile flexible cable 7. a kind of new-energy automobile high-speed high-power according to claim 6 charges, it is characterised in that: institute Stating power wire core (3) includes power core conductor (31) and power wire core insulating layer (32)；The auxiliary core (4) includes auxiliary Cable core conductor (41) and auxiliary core insulating layer (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821266192.0U CN208706298U (en) | 2018-08-07 | 2018-08-07 | A kind of new-energy automobile high-speed high-power charging tensile flexible cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821266192.0U CN208706298U (en) | 2018-08-07 | 2018-08-07 | A kind of new-energy automobile high-speed high-power charging tensile flexible cable |
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| CN208706298U true CN208706298U (en) | 2019-04-05 |
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| CN201821266192.0U Active CN208706298U (en) | 2018-08-07 | 2018-08-07 | A kind of new-energy automobile high-speed high-power charging tensile flexible cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109148015A (en) * | 2018-08-07 | 2019-01-04 | 远东电缆有限公司 | A kind of new-energy automobile high-speed high-power charging tensile flexible cable and its production technology |
| US11935672B2 (en) | 2021-07-30 | 2024-03-19 | Aptiv Technologies AG | Power cable assembly for a power distribution system having an integrated cooling system |
-
2018
- 2018-08-07 CN CN201821266192.0U patent/CN208706298U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109148015A (en) * | 2018-08-07 | 2019-01-04 | 远东电缆有限公司 | A kind of new-energy automobile high-speed high-power charging tensile flexible cable and its production technology |
| US11935672B2 (en) | 2021-07-30 | 2024-03-19 | Aptiv Technologies AG | Power cable assembly for a power distribution system having an integrated cooling system |
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