CN108922658A - A kind of high-power charging gun cable with refrigerating function - Google Patents
A kind of high-power charging gun cable with refrigerating function Download PDFInfo
- Publication number
- CN108922658A CN108922658A CN201810875308.9A CN201810875308A CN108922658A CN 108922658 A CN108922658 A CN 108922658A CN 201810875308 A CN201810875308 A CN 201810875308A CN 108922658 A CN108922658 A CN 108922658A
- Authority
- CN
- China
- Prior art keywords
- charging gun
- insulating layer
- core
- refrigerating function
- lumen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 claims abstract description 30
- 239000004020 conductor Substances 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 8
- 239000005030 aluminium foil Substances 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 35
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 102000012758 APOBEC-1 Deaminase Human genes 0.000 description 1
- 108010079649 APOBEC-1 Deaminase Proteins 0.000 description 1
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 241000676840 Elater Species 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
- H01B7/423—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation using a cooling fluid
-
- 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
- H01B7/0045—Cable-harnesses
-
- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/182—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments
- H01B7/1825—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments forming part of a high tensile strength core
Abstract
The invention discloses a kind of high-power charging gun cable with refrigerating function; including the outer protection pipe with lumen; it is characterized in that; the second core for being provided with the first core for being used for transmission DC power anode electric current in the lumen that the outer protection pipe surrounds and being used for transmission DC power cathode electric current; first core and the second core structure are identical; it is in multilayer pipe structure; and cooling tube, plain conductor and the first insulating layer are respectively included from inside to outside; the plain conductor is wrapped on cooling tube, and first insulating layer is wrapped in outside plain conductor.The present invention can increase charge power, reduce the charging time, and the charging gun cable weight increased to promote charge power is small.
Description
【Technical field】
The present invention relates to the technical fields of power equipment, use more particularly to a kind of high-power charging gun with refrigerating function
Cable.
【Background technique】
Electric car is more more and more universal, and charging technique is also all new with day with electric car industrial expansion.Exchange at present
The maximum charging current of charging pile is 63A, and the maximum charging current of direct-current charging post is 250A, and the power of charging is less than 150KW.
The general automobile charging time needs 1.5 to 2 hours under the power, and course continuation mileage is about 400km.With conventional fuel oil engine phase
Than Rechargeable vehicle convenience is low, and car owner needs to endure charging bring anxiety for a long time when long journey.If passed through with the prior art
Increase charging gun cable conductor sectional area to increase current-carrying capacity, and it is overweight to will cause cable, it has not been convenient to mention rifle charging, heavier rifle
Also Rechargeable vehicle interface can be caused to bear.
【Summary of the invention】
The object of the invention is to solve the problems of the prior art, a kind of high-power charging gun with refrigerating function is proposed
The charging gun cable weight that with cable, charge power can be increased, reduce the charging time, and increased to promote charge power
It is small.
To achieve the above object, the invention proposes a kind of high-power charging gun cable with refrigerating function, including tool
There is the outer protection pipe of lumen, which is characterized in that be provided in the lumen that the outer protection pipe surrounds and be used for transmission direct current
First core of the positive electrode current in source and the second core for being used for transmission DC power cathode electric current, first core and the second line
Cored structure is identical, is in multilayer pipe structure, and respectively include cooling tube, plain conductor and the first insulating layer, institute from inside to outside
It states plain conductor to be wrapped on cooling tube, first insulating layer is wrapped in outside plain conductor.
Preferably, multiple groups control line group is additionally provided in the lumen that the outer protection pipe surrounds, every group of control line group
Outside be provided with second insulating layer, close to the inner wall of the second insulating layer at be provided with shielded layer, set in the shielded layer
It is equipped at least two groups control metal wire, is enclosed with third insulating layer on the lateral wall of every group of control metal wire.
Preferably, the shielded layer includes wire sheathing and the aluminium foil on the inside of wire sheathing, the third
Insulating layer is located at aluminium foil inside.
Preferably, the plain conductor is twisted by stranded copper wire, and close with the stranding distance of 10-15 times of twisted outer diameter
It is wrapped on the cooling tube.
Preferably, doping is provided with reinforced wire in the plain conductor, the material of the reinforced wire be nylon yarn and/or
Anti- elater.
Preferably, being additionally provided with the first vehicle interior supply lines and the second vehicle in the lumen that the outer protection pipe surrounds
The outside of in-line power line, the first vehicle interior supply lines and the second vehicle interior supply lines is enclosed with the 4th absolutely respectively
Edge layer.
Preferably, ground line is additionally provided in the lumen that the outer protection pipe surrounds, package outside the ground line
There is the 5th insulating layer.
Preferably, wrapping layer is additionally provided on the lumen wall that the outer protection pipe surrounds, it is each in the wrapping layer
Place is provided with filler between gap.
Beneficial effects of the present invention：Respectively to transmit the first core and the second core of positive and negative direct current in the present invention
The cooling tube of inside setting will will form cooling circuit after further connection circulating cooling machine, by leading on the outside of cooling tube
Plain conductor is arranged in the mode for crossing twisted winding, so that the heat that generates when conveying electric current of the first core and the second core can be with
Cooled pipe, which is quickly taken out of in circulating cooling machine, to be discharged, and the temperature of the first core and the second core is reduced, due to the first core
Weakened with the second core by the restricted influence of temperature, so as to improve the current-carrying capacity of cable, improves charge power, reduce charging
Time, because not being to increase current-carrying capacity by increasing the sectional area mode of conductor, the filling for increasing for promotion charge power
Electric rifle cable weight is small；By reinforced wire will be arranged in plain conductor, the mechanics of the first core and the second core can be improved
Intensity improves the service life of cable.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
【Detailed description of the invention】
Fig. 1 is sectional view of the invention；
Fig. 2 is the enlarged drawing in the portion A in Fig. 1.
In figure：The first core of 1-, the second core of 2-, the first control line of 3- group, the second control line of 4- group, 5- third control line
Group, the first vehicle interior of 6- supply lines, the second vehicle interior of 7- supply lines, 8- filler, 9- ground line, 10- wrapping layer, 11-
Outer protection pipe, 101- cooling tube, 102- plain conductor, the first insulating layer of 103-, 301- control metal wire, the insulation of 302- third
Layer, 303- aluminium foil, 304- wire sheathing, 305- second insulating layer, the 4th insulating layer of 61-, the 5th insulating layer of 91-.
【Specific embodiment】
Refering to fig. 1 and Fig. 2, a kind of high-power charging gun cable with refrigerating function of the present invention, including with lumen
Outer protection pipe 11, which is characterized in that be provided in the lumen that the outer protection pipe 11 surrounds and be used for transmission DC power supply just
First core 1 of electrode current and the second core 2 for being used for transmission DC power cathode electric current, first core 1 and the second line
2 structure of core is identical, is in multilayer pipe structure, and respectively includes being used for transmission gas and/or liquid from inside to outside as cooling
Cooling tube 101, plain conductor 102 and the first insulating layer 103 of medium, the plain conductor 102 are wrapped on cooling tube 101,
First insulating layer 103 is wrapped in outside plain conductor 102.
Wherein, the material of the cooling tube 101 can be PVC, PE, PP, polyolefin, nylon, polyurethane, polytetrafluoroethylene (PTFE)
Or one of silica gel etc., the material of cooling tube 101 is configured as mono-layer tube or multi-layered composite pipe.The material of first insulating layer
It can be one of PVE, PE, TPE, EPR, HEPR, EY, TPU, polyolefin or silica gel etc.；The material of outer protection pipe 11 can
Think one of PVE, PE, TPE, TPU, polyolefin or silica gel etc..
The plain conductor 102 is twisted by stranded copper wire, and is wound around with the stranding distance of 10-15 times of twisted outer diameter
On the cooling tube 101.Doping is provided with reinforced wire in the plain conductor 102, the material of the reinforced wire be nylon yarn and/
Or anti-elater.
The first vehicle interior supply lines 6 and the second vehicle interior are additionally provided in the lumen that the outer protection pipe 11 surrounds
The outside of supply lines 7, the first vehicle interior supply lines 6 and the second vehicle interior supply lines 7 is enclosed with the 4th insulation respectively
Layer 61.
It is additionally provided with ground line 9 in the lumen that the outer protection pipe 11 surrounds, is enclosed with the 5th outside the ground line 9
Insulating layer 91.
It is additionally provided with wrapping layer 10 on the lumen wall that the outer protection pipe 11 surrounds, it is empty everywhere in the wrapping layer 10
Filler 8 is provided between gap.
It is additionally provided with multiple groups control line group in the lumen that the outer protection pipe 11 surrounds, is set on the outside of every group of control line group
Be equipped with second insulating layer 305, close to the inner wall of the second insulating layer 305 at be provided with shielded layer, setting in the shielded layer
There are at least two groups to control metal wire 301, is enclosed with third insulating layer 302 on the lateral wall of every group of control metal wire 301.The screen
Covering layer includes wire sheathing 304 and the aluminium foil 303 positioned at 304 inside of wire sheathing, and the third insulating layer 302 is located at aluminium
303 inside of foil.
Embodiment one,
The control line group is three groups, including the first control line group 3, the second control line group 4 and third control line group 5,
In control metal wire 301 in the first control line group 3 and the second control line group 4 be respectively two, the control in third control line group 5
Metal wire 301 processed is five.
Embodiment two,
The control line group is three groups, including the first control line group 3, the second control line group 4 and third control line group 5,
In control metal wire 301 in the first control line group 3 and the second control line group 4 be respectively two, the control in third control line group 5
Metal wire 301 processed is seven.
The course of work of the present invention：
A kind of high-power charging gun cable with refrigerating function of the present invention, cooling tube 101 in the first core 1 and the
Cooling tube 101 in two cores 2 is respectively connected to outlet and the refluxing opening of circulating cooling machine in one end of cable, in the another of cable
End is by fittings, so that circulation loop is formed, after circulating cooling machine exports coolant liquid or gas as cooling medium, gold
Belonging to the heat that conducting wire 102 is generated when transmitting electric current will quickly be taken out of cable；Control line group is for connecting power end and filling
The control line joint at electric rifle end, transmission of control signals；First vehicle interior supply lines 6 and the second vehicle interior supply lines 7 are used
The electric elements inside connection external charging power supply and electric car, to provide the temporary electricity of electric elements, ground line 9 can be prevented
Only short-circuit, filler 8 is filled between the insulating layer of each route, to avoid the sliding of each route, keeps configuration.
The cooling tube being arranged respectively to the first core and the second core inside that transmit positive and negative direct current in the present invention,
Cooling circuit will be will form after further connection circulating cooling machine, set by way of twisted winding on the outside of cooling tube
Plain conductor is set, the heat that the first core and the second core are generated when conveying electric current, which is cooled to manage, quickly to be taken out of
It is discharged in circulating cooling machine, reduces the temperature of the first core and the second core, since the first core and the second core are by temperature
Restricted influence weakens, and so as to improve the current-carrying capacity of cable, improves charge power, the charging time is reduced, because not passing through
The sectional area mode for increasing conductor increases current-carrying capacity, so the charging gun cable weight increased to promote charge power is small；
The optional material diversification of cooling tube, the first insulating layer and outer protection pipe, can optimize the cost of cable；By by plain conductor
Interior setting reinforced wire, can be improved the mechanical strength of the first core and the second core, improve the service life of cable.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (8)
1. a kind of high-power charging gun cable with refrigerating function, the outer protection pipe with lumen, it is characterised in that：It is described
It is provided with the first core for being used for transmission DC power anode electric current in the lumen that outer protection pipe surrounds and is used for transmission direct current
Second core of power cathode electric current, first core and the second core structure are identical, are in multilayer pipe structure, and by interior
Cooling tube, plain conductor and the first insulating layer are respectively included outward, the plain conductor is wrapped on cooling tube, and described first absolutely
Edge layer is wrapped in outside plain conductor.
2. the high-power charging gun cable with refrigerating function as described in claim 1, it is characterised in that：The outer protection
It is additionally provided with multiple groups control line group in the lumen that pipe surrounds, is provided with second insulating layer on the outside of every group of control line group, close to institute
It states and is provided with shielded layer at the inner wall of second insulating layer, at least two groups control metal wire, every group of control are provided in the shielded layer
Third insulating layer is enclosed on the lateral wall of metal wire processed.
3. the high-power charging gun cable with refrigerating function as claimed in claim 2, it is characterised in that：The shielded layer packet
Wire sheathing and the aluminium foil on the inside of wire sheathing are included, the third insulating layer is located at aluminium foil inside.
4. the high-power charging gun cable with refrigerating function as described in claim 1, it is characterised in that：The plain conductor
It is twisted by stranded copper wire, and is wound around on the cooling tube with the stranding distance of 10-15 times of twisted outer diameter.
5. the high-power charging gun cable with refrigerating function as claimed in claim 4, it is characterised in that：The plain conductor
Middle doping is provided with reinforced wire, and the material of the reinforced wire is nylon yarn and/or anti-elater.
6. the high-power charging gun cable with refrigerating function as claimed in claim 2, it is characterised in that：The outer protection
The first vehicle interior supply lines and the second vehicle interior supply lines, first vehicle interior are additionally provided in the lumen that pipe surrounds
The outside of supply lines and the second vehicle interior supply lines is enclosed with the 4th insulating layer respectively.
7. the high-power charging gun cable with refrigerating function as claimed in claim 6, it is characterised in that：The outer protection
It is additionally provided with ground line in the lumen that pipe surrounds, the 5th insulating layer is enclosed with outside the ground line.
8. the high-power charging gun cable with refrigerating function as claimed in claim 7, it is characterised in that：The outer protection
It is additionally provided with wrapping layer on the lumen wall that pipe surrounds, is provided with filler between gap everywhere in the wrapping layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810875308.9A CN108922658A (en) | 2018-08-03 | 2018-08-03 | A kind of high-power charging gun cable with refrigerating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810875308.9A CN108922658A (en) | 2018-08-03 | 2018-08-03 | A kind of high-power charging gun cable with refrigerating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108922658A true CN108922658A (en) | 2018-11-30 |
Family
ID=64393173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810875308.9A Pending CN108922658A (en) | 2018-08-03 | 2018-08-03 | A kind of high-power charging gun cable with refrigerating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108922658A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109935415A (en) * | 2019-02-25 | 2019-06-25 | 顺科新能源技术股份有限公司 | A kind of portable charged rifle structure with refrigerating function |
| CN110010286A (en) * | 2019-02-25 | 2019-07-12 | 顺科新能源技术股份有限公司 | A kind of fixing type electric vehicle charging pile cooling system |
| CN111540528A (en) * | 2020-06-09 | 2020-08-14 | 瑞安达光电科技有限公司 | Liquid cooling cable for high-power charging |
| US20200350098A1 (en) * | 2019-05-01 | 2020-11-05 | Prysmian S.P.A. | Cable assembly |
| US11433773B2 (en) * | 2018-09-18 | 2022-09-06 | Bayerische Motoren Werke Aktiengesellschaft | Charging harness unit for a battery of a motor vehicle |
| US11935672B2 (en) | 2021-07-30 | 2024-03-19 | Aptiv Technologies AG | Power cable assembly for a power distribution system having an integrated cooling system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206741986U (en) * | 2017-04-28 | 2017-12-12 | 深圳宝兴电线电缆制造有限公司 | Electric automobile cools down charging cable |
| JP2018018809A (en) * | 2017-01-05 | 2018-02-01 | 株式会社フジクラ | Feed cable and connector-fitted feed cable |
| CN208589277U (en) * | 2018-08-03 | 2019-03-08 | 威海市泓淋电力技术股份有限公司 | A kind of high-power charging gun cable with refrigerating function |
-
2018
- 2018-08-03 CN CN201810875308.9A patent/CN108922658A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018018809A (en) * | 2017-01-05 | 2018-02-01 | 株式会社フジクラ | Feed cable and connector-fitted feed cable |
| CN206741986U (en) * | 2017-04-28 | 2017-12-12 | 深圳宝兴电线电缆制造有限公司 | Electric automobile cools down charging cable |
| CN208589277U (en) * | 2018-08-03 | 2019-03-08 | 威海市泓淋电力技术股份有限公司 | A kind of high-power charging gun cable with refrigerating function |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11433773B2 (en) * | 2018-09-18 | 2022-09-06 | Bayerische Motoren Werke Aktiengesellschaft | Charging harness unit for a battery of a motor vehicle |
| CN109935415A (en) * | 2019-02-25 | 2019-06-25 | 顺科新能源技术股份有限公司 | A kind of portable charged rifle structure with refrigerating function |
| CN110010286A (en) * | 2019-02-25 | 2019-07-12 | 顺科新能源技术股份有限公司 | A kind of fixing type electric vehicle charging pile cooling system |
| US20200350098A1 (en) * | 2019-05-01 | 2020-11-05 | Prysmian S.P.A. | Cable assembly |
| US11804315B2 (en) * | 2019-05-01 | 2023-10-31 | Prysmian S.P.A. | EV charging cable system with cooling |
| CN111540528A (en) * | 2020-06-09 | 2020-08-14 | 瑞安达光电科技有限公司 | Liquid cooling cable for high-power charging |
| US11935672B2 (en) | 2021-07-30 | 2024-03-19 | Aptiv Technologies AG | Power cable assembly for a power distribution system having an integrated cooling system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108922658A (en) | A kind of high-power charging gun cable with refrigerating function | |
| CN208589277U (en) | A kind of high-power charging gun cable with refrigerating function | |
| CN108847316B (en) | Parallel cooling mode of liquid cooling cables DC + and DC-special for 600A direct current charging pile | |
| CN100585753C (en) | Power cable line | |
| US7238887B2 (en) | DC superconducting cable | |
| CN111968782A (en) | Cable assembly | |
| EP3770925B1 (en) | Heavy-current charging cable for charging an electric vehicle | |
| CN212322712U (en) | Liquid cooling cable | |
| CN108879823A (en) | Liquid-cooled charging system for electric automobile and its liquid cooling method | |
| JP2006012776A (en) | Superconductive cable | |
| US4204129A (en) | Capacitance-compensated cable | |
| CN108461204B (en) | Connection structure of software wire and liquid cooling electrode of special liquid cooling cable of high-power charging pile | |
| CN102868359A (en) | Alternating-current motor driver and transmission device | |
| KR20070112172A (en) | Superconductive cable and dc power transmission using the superconductive cable | |
| CN207097480U (en) | Electric automobile DC charging flat cable | |
| JP2006012775A (en) | Superconductive cable | |
| CN213601674U (en) | Cross-linked polyethylene insulation high-density polyethylene sheath water-blocking power cable | |
| CN214226600U (en) | Novel air-cooled large-current direct-current quick-charging cable | |
| CN209822359U (en) | High-voltage strong-pulse-current flexible coaxial cable | |
| CN219393020U (en) | Flexible high-temperature-resistant self-cooling charging cable | |
| CN218038677U (en) | High-power charging cable | |
| CN209249255U (en) | A kind of flat transformer | |
| CN216212388U (en) | High-power cable for electric automobile charging pile | |
| CN218676566U (en) | Liquid cooling cable and charging equipment | |
| CN217690600U (en) | Electric automobile quick charging cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |