CN106627222A - Portable safe intelligent charging gun - Google Patents

Portable safe intelligent charging gun Download PDF

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Publication number
CN106627222A
CN106627222A CN201611162385.7A CN201611162385A CN106627222A CN 106627222 A CN106627222 A CN 106627222A CN 201611162385 A CN201611162385 A CN 201611162385A CN 106627222 A CN106627222 A CN 106627222A
Authority
CN
China
Prior art keywords
charging
gun body
gun
charging contacts
type intelligent
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
Application number
CN201611162385.7A
Other languages
Chinese (zh)
Inventor
刘卫国
唐世锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Zhonghao Electric Technology Co ltd
Original Assignee
Zhejiang Zhonghao New Wisdom Energy Developments Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Zhonghao New Wisdom Energy Developments Ltd filed Critical Zhejiang Zhonghao New Wisdom Energy Developments Ltd
Priority to CN201611162385.7A priority Critical patent/CN106627222A/en
Publication of CN106627222A publication Critical patent/CN106627222A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B60L53/10—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 characterised by the energy transfer between the charging station and the vehicle
    • B60L53/14—Conductive energy transfer
    • 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
    • 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
    • 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
    • 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
    • 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
    • Y02T90/14—Plug-in electric vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Toys (AREA)

Abstract

The invention discloses a portable safe intelligent charging gun. The portable safe intelligent charging gun comprises a right gun body shell and a left gun body shell which form a gun body shell, the right gun body shell is symmetrical to the left gun body shell, the gun body shell is of an integrally-formed smooth transition structure which comprises a complete inner cavity, and a charging assembly is fixedly arranged in the inner cavity and comprises a charging gun head and a charging cable. The portable safe intelligent charging gun is safe and reliable when charging is conducted and long in service life.

Description

A kind of portable secured type intelligent charge rifle
Technical field
The present invention relates to the technical field of the charging equipment of electric automobile or hybrid vehicle, more particularly to it is a kind of portable Formula safe type intelligent charging gun.
Background technology
Charging gun common on the market at present, disclosure satisfy that the charge requirement of different types of new-energy automobile substantially, but It is that it remains many weak points.Specifically, by socket between the charging gun contact and socket of traditional product Elastic deeping connects, and mesh sheet elasticity is good when new, and plug is good with female contact, with the increase of access times, elasticity Mesh sheet occur it is aging, so as to cause charging gun plug and the bad situation of female contact.Additionally, the temperature of existing charging gun is protected Shield is generally arranged on lead below, when charging wire is selected, there is enough current-carrying capacities certainly, therefore it is to temperature rise reacting condition It is insensitive and cannot detect charging gun plug because caused by loose contact temperature rise change, once breaking down, plug will go out , both there is potential safety hazard in the situation that existing high temperature burns out, the replacement cost of charging gun is increased again.
Though city residents' energy consumption is provided with peak-trough electricity, people return from work charging direct to new-energy automobile when then exactly occupy People's peak of power consumption, not only electricity price is expensive, also increased pressure to urban electricity supply, if charging gun can be realized to the reasonable of residential electricity consumption Distribution, can both save residential electricity consumption cost, and urban electricity supply pressure is alleviated again.
Generally, there is the unreal situation that charges in large current charge, and in new-energy automobile small part electricity is only consumed In the case of amount, then large current charge need not be used, and weak current can be adopted, slowly be filled.And the charging of existing family expenses charging gun Electric current only has a kind of pattern, it is impossible to according to actual conditions reasonable distribution charging current, both increased residential electricity consumption load, affects again The service life of automobile batteries.
In sum, the improvement of charging gun how is realized, potential safety hazard is reduced, residential electricity consumption cost is saved, extends product Service life, then become Ge great manufacturers urgent problem.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, it is an object of the present invention to provide a kind of portable secured type intelligence Energy charging gun, it is safe and reliable during charging, and long service life.Concrete technical scheme is as follows：
A kind of portable secured type intelligent charge rifle, including the left outside shell of gun body right casing, gun body, the gun body right casing and gun body Left outside shell constitutes gun body shell, and symmetrically, the gun body shell is formed in one for the gun body right casing and the left outside shell of gun body Formula rounding off structure, including a complete inner chamber, the inner chamber is fixedly installed the formula rounding off structure that is integrally formed There is charging assembly, the charging assembly includes charging pipette tips and charge cable.
Further, the inner chamber top is provided with square assembly cavity, and in the square assembly cavity ARM control panels are provided with, The square assembly cavity left surface is provided with Multi-Function Keyboard, and the square assembly cavity top is provided with display screen, the multifunction key The operation of disk is shown in display screen by ARM control panels.
Further, also including temperature sensor, charging contacts L1, charging contacts PE are provided with the charging pipette tips, are filled Electrical contact N, guiding contact CP, guiding contact CC, the temperature sensor is located between charging contacts L1 and charging contacts PE, fills In working of plastics between electrical contact PE and charging contacts N, the temperature sensor is by the monitoring temperature electricity in ARM control panels Road direction display screen reflects the temperature rise situation of charging gun.
Further, also including shield line tail pipe, the shield line tail pipe is made using soft plastic material, and electric wire is by described Shield line tail pipe is connected, and powers for electric automobile with charging contacts L1, charging contacts PE, charging contacts N in the charging pipette tips, The top of the charging pipette tips is stretched out from gun body head, and the tail end of the shield line tail pipe stretches out from gun body shank.
Further, also including hasp, the hasp connection charging pipette tips and cradle.
Further, also including button set, the button is sheathed on gun body right casing and is connected with the top of the left outside shell of gun body Place.
Further, the ARM control panels are connected by guiding contact CC and guiding contact CP with electric automobile, Yong Hutong Cross Multi-Function Keyboard and display screen intelligent selection it is strong, in, weak third gear electric current.
Further, the display screen is connected with the ARM control chips in ARM control panels, and user passes through Multi-Function Keyboard According to the random subscription time of charge period or cancellation reservation.
Beneficial effects of the present invention：Charging pipette tips cradle is reliably connected, and security is good；
, closest to the embedded temperature sensor in place, fill so as to most true reflection with two major loops on the jack for docking car The temperature rise situation of electric rifle, once there is temperature anomaly, you can alarm is carried out by display screen, safety is greatly reduced hidden Suffer from, the service life of product is extended again；
Intelligent selection is strong, in, weak third gear electric current, can both mitigate domestic power burden, can also extend automobile batteries service life；
According to the random subscription time of charge period or cancellation reservation, daily life had both been facilitated significantly, it is right to be capable of achieving again The reasonable distribution of residential electricity consumption, saves residential electricity consumption spending.
Description of the drawings
Fig. 1 is the portable secured type intelligent charge rifle structural representation of the present invention；
Fig. 2 is the portable secured type intelligent charge rifle side view；
Fig. 3 is the portable secured type intelligent charge rifle front view；
Fig. 4 is A-A sectional views；
Fig. 5 is B-B sectional views.
Reference implication in figure：1- gun body right casings；The left outside shell of 2- gun bodies；3- charging pipette tips；4- charging contacts L1；5- Charging contacts PE；6- charging contacts N；7- guides contact CP；8- guides contact CC；9- protects line tail pipe；10- temperature sensors； 11- hasps；12- button sets；13- display screens；14- Multi-Function Keyboards, 15-ARM control panels.
Specific embodiment
Below in conjunction with the accompanying drawings the invention will be further described.
As shown in figure 1, the portable secured type intelligent charge rifle of the present invention, including the left outside shell 2 of gun body right casing 1, gun body, Charging pipette tips 3, charging contacts L1 4, charging contacts PE 5, charging contacts N 6, guiding contact CP 7, guiding contact CC 8, shield Line tail pipe 9, temperature sensor 10, hasp 11, button set 12, display screen 13, Multi-Function Keyboard 14, ARM control panels 15.
Gun body shell is made up of gun body right casing 1 and the left outside shell 2 of gun body, the gun body right casing 1 and the left outside phase of shell 2 of gun body It is mutually symmetrical.The gun body shell is formed in one formula rounding off structure, and the formula rounding off structure that is integrally formed is including one Individual complete inner chamber, the inner chamber is fixedly installed charging assembly, and the charging assembly includes charging pipette tips 3 and charge cable, The inner chamber top is provided with square assembly cavity, and ARM control panels 15 are provided with the square assembly cavity, and the square assembly cavity is left Side is provided with Multi-Function Keyboard 14, and the square assembly cavity top is provided with display screen 13, and the operation of the Multi-Function Keyboard 14 is led to Cross ARM control panels 15 and be shown in display screen 13.
Charging contacts L1 4, charging contacts PE 5, charging contacts N 6, guiding contact CP are provided with the charging pipette tips 3 7th, contact CC 8 is guided, the temperature sensor 10 is located between charging contacts L1 4 and charging contacts PE 5, charging contacts PE In working of plastics between 5 and charging contacts N 6, the temperature sensor 10 by the temperature monitoring circuit in ARM control panels to Display screen 13 reflects the temperature rise situation of charging gun, reduces potential safety hazard, extends product service life.
The shield line tail pipe 9 is made using soft plastic material, prevents in operation to the damage of charging wire rod, electricity Line is connected by the shield line tail pipe 9 with charging contacts L1 4, charging contacts PE 5, charging contacts N 6 in the charging pipette tips 3 Connect, and power for electric automobile, the top of the charging pipette tips 3 is stretched out from gun body head, the tail end of the shield line tail pipe is from rifle Body shank stretches out.
The hasp 11 is used to ensure being reliably connected for charging pipette tips 3 and cradle that security to be good.
Button set 12 located at the top junctions of gun body right casing 1 and the left outside shell 2 of gun body, be easy to operate charging gun with Cradle is switched on or switched off.
ARM control panels are connected by guiding contact CC 8 and guiding contact CP 7 with electric automobile, user is passed through many Function keyboard 14 and the intelligent selection of display screen 13 be strong, in, weak third gear electric current.Before charge initiation, ARM control panels select user It is strong, in, weak third gear electric current pass through the maximum current that wire circuit notifies this function of car end to provide, due to generally, by force Be present the unreal situation that charges in electric current, in the case where electric automobile only consumes small part electric current, then need not be filled with heavy current Electricity, and weak current can be adopted, slowly fill.The design can then make user pass through Multi-Function Keyboard 14 and the intelligent selection of display screen 13 By force, in, weak third gear electric current, can both mitigate domestic power burden, can also extend automobile batteries service life.
The display screen 13 is connected with the ARM control chips in ARM control panels, and user can pass through the basis of Multi-Function Keyboard 14 The random subscription time of charge period cancels reservation, can be user's dynamic by display screen 13 when ARM control chips start timing The information such as remaining time that start are shown, and automatic charges, and daily life had both been facilitated significantly, is capable of achieving again to occupying The reasonable distribution of civilian electricity, saves residential electricity consumption spending.

Claims (8)

1. a kind of portable secured type intelligent charge rifle, including gun body right casing（1）, the left outside shell of gun body（2）, it is characterised in that： The gun body right casing（1）With the left outside shell of gun body（2）Composition gun body shell, the gun body right casing（1）With the left outside shell of gun body（2） Symmetrically, the gun body shell is formed in one formula rounding off structure, and the formula rounding off structure that is integrally formed includes One complete inner chamber, the inner chamber is fixedly installed charging assembly, and the charging assembly includes charging pipette tips（3）And charging wire Cable.
2. the as claimed in claim 1 portable secured type intelligent charge rifle, it is characterised in that：The inner chamber top is arranged There is square assembly cavity, in the square assembly cavity ARM control panels are provided with（15）, the square assembly cavity left surface is provided with multi-functional Keyboard（14）, the square assembly cavity top is provided with display screen（13）, the Multi-Function Keyboard（14）Operation by ARM controls Plate（15）It is shown in display screen（13）.
3. the as claimed in claim 1 or 2 portable secured type intelligent charge rifle, it is characterised in that：Also pass including temperature Sensor（10）, the charging pipette tips（3）Inside it is provided with charging contacts L1（4）, charging contacts PE（5）, charging contacts N（6）, guiding touch Head CP（7）, guiding contact CC（8）, the temperature sensor（10）Located at charging contacts L1（4）With charging contacts PE（5）Between, Charging contacts PE（5）With charging contacts N（6）Between working of plastics in, the temperature sensor（10）By ARM control panels（15） In temperature monitoring circuit to display screen（13）The temperature rise situation of reflection charging gun.
4. the as claimed in claim 1 or 2 portable secured type intelligent charge rifle, it is characterised in that：Also include shield line tail Pipe（9）, the shield line tail pipe（9）Made using soft plastic material, electric wire is by the shield line tail pipe（9）With the charging gun Head（3）Middle charging contacts L1（4）, charging contacts PE（5）, charging contacts N（6）Connection, and power for electric automobile, the charging Pipette tips（3）Top stretch out from gun body head, it is described shield line tail pipe（9）Tail end stretch out from gun body shank.
5. the as claimed in claim 1 or 2 portable secured type intelligent charge rifle, it is characterised in that：Also include hasp （11）, the hasp（11）Connection charging pipette tips（3）With cradle.
6. the as claimed in claim 1 or 2 portable secured type intelligent charge rifle, it is characterised in that：Also include button set （12）, the button set（12）Located at gun body right casing（1）With the left outside shell of gun body（2）Top junction.
7. the as claimed in claim 1 or 2 portable secured type intelligent charge rifle, it is characterised in that：The ARM control panels （15）By guiding contact CC（8）With guiding contact CP（7）It is connected with electric automobile, user passes through Multi-Function Keyboard（14）With it is aobvious Display screen（13）Intelligent selection is strong, in, weak third gear electric current.
8. the as claimed in claim 7 portable secured type intelligent charge rifle, it is characterised in that：The display screen（13）With ARM control chips connection in ARM control panels, user passes through Multi-Function Keyboard（14）According to the random subscription time of charge period or Cancel reservation.
CN201611162385.7A 2016-12-15 2016-12-15 Portable safe intelligent charging gun Pending CN106627222A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611162385.7A CN106627222A (en) 2016-12-15 2016-12-15 Portable safe intelligent charging gun

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611162385.7A CN106627222A (en) 2016-12-15 2016-12-15 Portable safe intelligent charging gun

Publications (1)

Publication Number Publication Date
CN106627222A true CN106627222A (en) 2017-05-10

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ID=58822498

Family Applications (1)

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CN201611162385.7A Pending CN106627222A (en) 2016-12-15 2016-12-15 Portable safe intelligent charging gun

Country Status (1)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108528256A (en) * 2018-05-11 2018-09-14 深圳市鑫海林电子科技有限公司 A kind of electric vehicle intelligent sharing AC charging system
CN109435751A (en) * 2018-10-25 2019-03-08 重庆金康动力新能源有限公司 A kind of method and system of electric car charge control
CN110481359A (en) * 2019-09-23 2019-11-22 吉林大学 A kind of new-energy automobile charging gun
CN110626191A (en) * 2018-06-25 2019-12-31 泰连意大利经销公司 Electrical input connector unit for charging an electric or hybrid vehicle
CN113479083A (en) * 2021-08-18 2021-10-08 绿能慧充数字技术有限公司 Protection device and method for safe use of direct current charging gun
CN114128076A (en) * 2019-07-01 2022-03-01 菲尼克斯电动交通有限公司 Temperature-monitored plug-in connector component for charging

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104659844A (en) * 2013-11-21 2015-05-27 西安丁子电子信息科技有限公司 Charging head capable of setting output parameters
CN104882939A (en) * 2015-06-04 2015-09-02 深圳市沃特沃德科技有限公司 Charging current control method and charging current control system for mobile intelligent terminal
CN105576745A (en) * 2015-12-25 2016-05-11 华立科技股份有限公司 Simple billing and charging gun with protective function and charging method
CN105634070A (en) * 2016-02-26 2016-06-01 苏州智绿环保科技有限公司 Charging gun
CN105720420A (en) * 2016-04-21 2016-06-29 深圳宝兴电线电缆制造有限公司 DC charging pistol of electromobile
CN105738741A (en) * 2016-04-05 2016-07-06 常胜 Alternating current charging pile function testing device
CN106114273A (en) * 2016-08-18 2016-11-16 深圳市华鸿贤精密技术有限公司 A kind of charging gun

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104659844A (en) * 2013-11-21 2015-05-27 西安丁子电子信息科技有限公司 Charging head capable of setting output parameters
CN104882939A (en) * 2015-06-04 2015-09-02 深圳市沃特沃德科技有限公司 Charging current control method and charging current control system for mobile intelligent terminal
CN105576745A (en) * 2015-12-25 2016-05-11 华立科技股份有限公司 Simple billing and charging gun with protective function and charging method
CN105634070A (en) * 2016-02-26 2016-06-01 苏州智绿环保科技有限公司 Charging gun
CN105738741A (en) * 2016-04-05 2016-07-06 常胜 Alternating current charging pile function testing device
CN105720420A (en) * 2016-04-21 2016-06-29 深圳宝兴电线电缆制造有限公司 DC charging pistol of electromobile
CN106114273A (en) * 2016-08-18 2016-11-16 深圳市华鸿贤精密技术有限公司 A kind of charging gun

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108528256A (en) * 2018-05-11 2018-09-14 深圳市鑫海林电子科技有限公司 A kind of electric vehicle intelligent sharing AC charging system
CN110626191A (en) * 2018-06-25 2019-12-31 泰连意大利经销公司 Electrical input connector unit for charging an electric or hybrid vehicle
CN110626191B (en) * 2018-06-25 2024-05-14 泰连意大利经销公司 Electrical input connector unit for charging an electric or hybrid vehicle
CN109435751A (en) * 2018-10-25 2019-03-08 重庆金康动力新能源有限公司 A kind of method and system of electric car charge control
CN114128076A (en) * 2019-07-01 2022-03-01 菲尼克斯电动交通有限公司 Temperature-monitored plug-in connector component for charging
CN110481359A (en) * 2019-09-23 2019-11-22 吉林大学 A kind of new-energy automobile charging gun
CN113479083A (en) * 2021-08-18 2021-10-08 绿能慧充数字技术有限公司 Protection device and method for safe use of direct current charging gun

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Address after: 311200 No.191 Hongda Road, Qiaonan block, Xiaoshan Economic and Technological Development Zone, Xiaoshan District, Hangzhou City, Zhejiang Province

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Address before: 310000 Room 305, Wangjiang International Centre, Shangcheng District, Hangzhou, Zhejiang, China, 3

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Application publication date: 20170510

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