CN206075929U - A kind of electric automobile charging pile spring cable - Google Patents
A kind of electric automobile charging pile spring cable Download PDFInfo
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- CN206075929U CN206075929U CN201621088352.8U CN201621088352U CN206075929U CN 206075929 U CN206075929 U CN 206075929U CN 201621088352 U CN201621088352 U CN 201621088352U CN 206075929 U CN206075929 U CN 206075929U
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- electric automobile
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Abstract
The utility model discloses a kind of electric automobile charging pile spring cable; including for transmit electric energy and ground protection charging wire and for charging connection confirm shielding line; described charging wire and shielding line are wrapped by non-woven fabrics; restrictive coating is extruded with outside described non-woven fabrics; described restrictive coating outer surface is wavy; and interruption is coated with fluorescence coating; described cable is the spring-like freely stretched, described shielding line be followed successively by from inside to outside pair twist group, wrapped aluminium foil wheat in described pair twist group draw, proof copper-wire braided layer and middle tegillum.Compared with prior art, this utility model has the advantages that easy to use.
Description
Technical field
This utility model belongs to field of cables, more particularly to a kind of electric automobile charging pile spring cable.
Background technology
Electric automobile charging pile cable in the market contributes to connect charging pile or vehicle power supplies electronic vapour
The multicore structure non expandable type cable that car charges, insulating sheath material are generally TPE (thermoplastic elastomer (TPE)).Cable does not make
With or be typically all coiled on charging pile or on ground to cable during charging electric vehicle.This kind of cable be present：One,
Often due to pulling and ground or ladder corner etc. generation friction, long-time friction will cause cable protection to Jing in use
Jacket layer weares and teares.Two, cable long-time is contacted with ground, particularly is easy to be burnt by ground high temperature in summer.Three, in use
The damage of the corrosive liquids such as the soda acid of ground residual is readily accessible, and is easy to cable of making dirty.Four, when not in use
It is suspended on due to spiraling on charging pile also due to its own weight causes the cracking situation of cable.Five, TPE material is present
Bendability is poor, easily the risk of cracking.As above deficiency has led to client, to experience comfort level in use poor,
Cable service life is low, and the equipment cost of charging station is high, the low shortcoming of the safety coefficient during cable use.So, we
A good bending property in use of research and development is needed, cost performance is high, the electric automobile charging pile spring electricity of long service life
Cable.
Utility model content
A kind of problem existed for above-mentioned prior art of the present utility model, there is provided charging electric vehicle easy to use
Stake spring cable.
To solve above-mentioned technical problem, this utility model is achieved through the following technical solutions：A kind of charging electric vehicle
Stake spring cable, it is including for transmitting the charging wire and the shielding line for charging connection confirmation of electric energy and ground protection, described
Charging wire and shielding line it is wrapped by non-woven fabrics, be extruded with restrictive coating outside described non-woven fabrics, described cable is freely to stretch
Spring-like, described restrictive coating outer surface is wavy, and interruption is coated with fluorescence coating, described shielding line from inside to outside according to
It is secondary for pair twist group, wrapped aluminium foil wheat in described pair twist group draw, proof copper-wire braided layer and middle tegillum.
Described pair twist group is formed by two holding wire pair twists, described holding wire include the first conductor and wrap up this first
The insulating barrier of conductor, the cross-sectional area of the first described conductor is 0.75 ± 0.2mm2, conductor structure is 43/0.15.
Described charging wire includes the second conductor and wraps up the insulating barrier of second conductor, described the second conductor it is transversal
Area is 2.5 ± 0.1mm2, conductor structure is 140/0.15.
The hardness of described insulating barrier is 75 ± 5A, and fracture strength is in more than 18MPa.
Described proof copper-wire braided layer is interweaved by some copper wires and into after one with multiply and is covered in described aluminium foil wheat
Surface is drawn to be formed.
Described charging wire, between shielding line and non-woven fabrics, it is filled with nylon yarn.
Compared with prior art, this utility model has advantages below：
1st, with common wire ratio, electric automobile charging pile spring cable causes charging pile cable using using spiral technique
During freely can stretch so that cable will not with ground produce contact, it is therefore prevented that in use Jing often due to pull with ground
Face ladder corner etc. produces friction and damages cable, and it also avoid cable is burnt by summer high-temperature ground, is not easy to do
Dirty cable, is decreased the risk contacted with ground-level corrosion liquid, and this kind of spring cable is in not use, due to which
When being suspended on charging pile the number of turns more as its uniform force and reduce cable cracking risk.So it is considerably improved
Client experience comfort level in use, and also reduce the destroyed risk of cable.Also improve charging pile
Whole service life.
2nd, sheath layer surface is wavy, can increase frictional force during use, and coat fluorescence coating, and fluorescence coating night is sent out
Light facilitates night to use, interruption coating, cost-effective.
3rd, insulant hardness is 75 ± 5A, it is ensured that the flexibility of spring cable, fracture strength are kept away in more than 18MPa
Cable risk cracking is in use exempted from.
4th, packing material uses nylon yarn, is not only able to make the construction of cable more rounding.And cable is using curved
The frictional force between shielding line and holding wire can be effectively reduced during song, is prevented from damaging outer layer, and nylon yarn is had Gao Rou
The advantages of soft, splendid plastic memory, bending restoring force so that the bending recovery effects of spring cable become apparent from.
5th, aluminium foil wheat is drawn.
Description of the drawings
Fig. 1 is cross-sectional structure schematic diagram of the present utility model.
In figure, the 1, second conductor, 2, insulating barrier, 3, nylon yarn, 4, aluminium foil wheat draw, 5, proof copper-wire braided layer, 6, middle tegillum, 7,
Non-woven fabrics, 8, restrictive coating.
Specific embodiment
Below embodiment of the present utility model is elaborated, the present embodiment is with technical solutions of the utility model as front
Put and implemented, give detailed embodiment and specific operating process, but protection domain of the present utility model is not limited
In following embodiments.
Refer to Fig. 1, the electric automobile charging pile spring cable that this utility model is provided, including 3 be used to transmit electric energy
The shielding line confirmed with the charging wire of ground protection and for charging connection, charging wire and shielding line it is wrapped by non-woven fabrics 7, and
Filled nylon silk between charging wire, shielding line and non-woven fabrics, is extruded with restrictive coating 8 outside non-woven fabrics 7.Cable is adopted in manufacturing process
The spring-like of retractable is formed with spiral technique, shielding line is followed successively by a pair twist group, wrapped in pair twist group from inside to outside
On aluminium foil wheat draw 4, proof copper-wire braided layer 5 and middle tegillum 6.Pair twist group is formed by two holding wire pair twists, and holding wire includes first
The insulating barrier 2 of the first conductor of conductor and parcel, the cross-sectional area of the first conductor is 0.75 ± 0.2mm2, conductor structure is 43/
0.15, the i.e. conductor stranded are formed by the monofilament of 43 a diameter of 0.15mm.Charging wire includes that the second conductor 1 and parcel second are led
The insulating barrier 2 of body, the cross-sectional area of the second conductor 1 is 2.5 ± 0.1mm2, conductor structure is 140/0.15, i.e. the conductor is by 140
The monofilament of a diameter of 0.15mm of root is stranded to be formed.
In one optional embodiment of the application, the hardness of insulating barrier 2 is 75 ± 5A, and fracture strength is in more than 18MPa.
In one optional embodiment of the application, proof copper-wire braided layer 5 by 7 a diameter of 0.15mm copper wire and into after one with
16 strands be interweaved be covered in aluminium foil wheat draw 4 surfaces formed, play shielding action, prevent other electromagnetic waves to signal to cable pass
The impact of defeated signal.Certainly, according to practical situation, proof copper-wire braided layer 5 also can be by the copper wire of other quantity and diameter and into one
Afterwards, then with other quantity stock be interweaved be covered in aluminium foil wheat draw 4 surfaces formed.
In one optional embodiment of the application, middle tegillum 6 and restrictive coating 8 by polyether thermoplastic polyurethane into.Aluminum
Paper tinsel wheat drawing 4 not only strengthens shield effectiveness and two core wire roundings is difficult loosely.8 outer surface of restrictive coating for wavy, and
It is disconnected to be coated with fluorescence coating.
In one optional embodiment of the application, the first conductor and the second conductor 1 adopt 60,228 6 class copper conductors of IEC, and
From thinner monofilament, make conductor softness increased the pliability of spring cable, and make spring cable during spiral more
Flexible sizing.
The spiral technological process of the above-mentioned electric automobile charging pile spring cable that the embodiment of the present application is provided is as follows：First,
Cable is wrapped on volume rod, and long and two ends length is rolled up in control.2nd, two ends are fixed with fixture, on request set angle (90 degree, 180
Degree) three, arrangement restocking.4th, baking box is advanced, is heated up.5th, constant temperature sizing.6th, cool down (air-cooled, water-cooled).7th, off-line.8th, it is anti-
Line.9th, measure, prick, bundle.
This utility model has advantages below：
1st, with common wire ratio, electric automobile charging pile spring cable causes charging pile cable using using spiral technique
During freely can stretch so that cable will not produce contact with ground, prevent in use Jing often due to pulling and ground
Ladder corner etc. produces friction and damages cable, and it also avoid cable is burnt by summer high-temperature ground, is not easy to make dirty
Cable, is decreased the risk contacted with ground-level corrosion liquid, and this kind of spring cable is when not in use, due to its circle
Number when being suspended on charging pile as its uniform force and reduce the risk of cable cracking.So it is greatly lowered
The destroyed risk of cable, also improves the whole service life of charging pile.
2nd, sheath layer surface is wavy, increases frictional force, and be interrupted coating fluorescence coating during use, fluorescence coating night
Between light convenient use, interruption coating, it is cost-effective.
3rd, insulant uses high-strength PVC elastomer, and hardness is 75 ± 5A, it is ensured that the flexibility of spring cable.It is disconnected
Resistance to spalling is in more than 18MPa, it is to avoid cable risk cracking in use.This material cost performance is high, not only
Price is less than market TPE prices and this material oil resistivity, corrosion resistance liquid, flexibility are also significantly better than general T PE material,
The safety in utilization that cable is improve on the basis of cost is not increased under complex environment is ensure that, charging station is also reduced
The cost of investment of construction machines.
4th, packing material uses nylon yarn 3, is not only able to make the construction of cable more rounding.And cable is using curved
The frictional force between charging wire and shielding line can be effectively reduced during song, is prevented from damaging outer layer, and nylon yarn 3 is had Gao Rou
The advantages of soft, splendid plastic memory, bending restoring force so that the bending recovery effects of spring cable become apparent from.
5th, middle tegillum 6 and restrictive coating 8 use polyether thermoplastic urethane jacking, with higher mechanicalness
The performance such as energy, wear-resisting, oil resistant, weather-proof, uvioresistant, heat-proof water, cold-resistant, anti tear.So as to solve well cable it is long when
Between out of doors using resistance to rugged environment ability.
Obviously, those skilled in the art can carry out various changes to utility model and modification is new without deviating from this practicality
The spirit and scope of type.So, if it is of the present utility model these modification and modification belong to this utility model claim and its
Within the scope of equivalent technologies, then this utility model is also intended to comprising these changes and modification.
Claims (6)
1. a kind of electric automobile charging pile spring cable, including for transmitting the charging wire of electric energy and ground protection and for charging
Connect the shielding line for confirming, described charging wire and shielding line are wrapped by non-woven fabrics, restrictive coating are extruded with outside described non-woven fabrics,
Characterized in that, described cable is the spring-like freely stretched, described restrictive coating outer surface is wavy, and is interrupted coating
Have a fluorescence coating, described shielding line be followed successively by from inside to outside pair twist group, the wrapped aluminium foil wheat in described pair twist group draw, copper wire
Braiding layer and middle tegillum.
2. a kind of electric automobile charging pile spring cable as claimed in claim 1, it is characterised in that described pair twist group is by two
Root holding wire pair twist is formed, and described holding wire includes the first conductor and wraps up the insulating barrier of first conductor, and described first
The cross-sectional area of conductor is 0.75 ± 0.2mm2, conductor structure is 43/0.15.
3. a kind of electric automobile charging pile spring cable as claimed in claim 1, it is characterised in that described charging wire includes
Second conductor and the insulating barrier of second conductor is wrapped up, the cross-sectional area of the second described conductor is 2.5 ± 0.1mm2, conductor knot
Structure is 140/0.15.
4. a kind of as claimed in claim 2 or claim 3 electric automobile charging pile spring cable, it is characterised in that described insulating barrier
Hardness be 75 ± 5A, fracture strength is in more than 18MPa.
5. a kind of electric automobile charging pile spring cable as claimed in claim 1, it is characterised in that described proof copper-wire braided layer
The aluminium foil wheat described in being covered in that is interweaved by some copper wires and into after one with multiply draws surface to be formed.
6. a kind of electric automobile charging pile spring cable as claimed in claim 1, it is characterised in that described charging wire, screen
Cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621088352.8U CN206075929U (en) | 2016-09-28 | 2016-09-28 | A kind of electric automobile charging pile spring cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621088352.8U CN206075929U (en) | 2016-09-28 | 2016-09-28 | A kind of electric automobile charging pile spring cable |
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| CN206075929U true CN206075929U (en) | 2017-04-05 |
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| CN201621088352.8U Active CN206075929U (en) | 2016-09-28 | 2016-09-28 | A kind of electric automobile charging pile spring cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106448902A (en) * | 2016-09-28 | 2017-02-22 | 浙江卡迪夫电缆有限公司 | Electric vehicle charging pile spring cable |
-
2016
- 2016-09-28 CN CN201621088352.8U patent/CN206075929U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106448902A (en) * | 2016-09-28 | 2017-02-22 | 浙江卡迪夫电缆有限公司 | Electric vehicle charging pile spring cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Electric vehicle charging pile spring cable Effective date of registration: 20190826 Granted publication date: 20170405 Pledgee: Agricultural Bank of China Limited by Share Ltd Pinghu branch Pledgor: Zhejiang Cardiff Cable Co. Ltd. Registration number: Y2019330000033 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |