CN111071086A - Novel independent wind channel direct current fills electric pile - Google Patents
Novel independent wind channel direct current fills electric pile Download PDFInfo
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- CN111071086A CN111071086A CN201911373781.8A CN201911373781A CN111071086A CN 111071086 A CN111071086 A CN 111071086A CN 201911373781 A CN201911373781 A CN 201911373781A CN 111071086 A CN111071086 A CN 111071086A
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- charging
- box body
- charging box
- heat dissipation
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 29
- 230000000712 assembly Effects 0.000 claims abstract description 5
- 238000000429 assembly Methods 0.000 claims abstract description 5
- 230000005855 radiation Effects 0.000 claims description 9
- 238000005260 corrosion Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 230000007306 turnover Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- 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
- B60L53/302—Cooling of charging equipment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a novel independent air channel direct current charging pile, which comprises a charging box body, an electric control box door and a charging gun interface, wherein the charging gun interface is embedded in the middle of one side of the charging box body, the electric control box door is rotationally connected with the charging box body through a hinge, two direct current charging assemblies are arranged in parallel in an inner cavity of the charging box body, side radiating fans are fixedly bolted on the surfaces of two sides of the inner cavity of the charging box body, and a duct fan is fixedly bolted on the middle of the inner cavity of the charging box body and the side wall of an auxiliary duct. Meanwhile, a plurality of groups of fans are combined for heat dissipation, so that the heat dissipation efficiency is improved.
Description
Technical Field
The invention relates to the field of electric automobile accessories, in particular to a novel independent air duct direct current charging pile.
Background
Compared with an alternating-current charging pile, the direct-current charging pile is mostly installed in an outdoor and humid underground garage, even if a protective cover is arranged, the mad severe weather cannot be avoided, and the internal components of the equipment are easy to damage due to poor external environment and poor heat dissipation performance.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a novel independent air duct direct current charging pile.
In order to achieve the purpose, the invention adopts the following technical scheme: novel stake of independent wind channel direct current charging, including charging box, automatically controlled chamber door and the rifle interface that charges, the rifle interface gomphosis that charges is at the side one side middle part of charging the box, rotate the connection through the hinge between automatically controlled chamber door and the charging box, charging box inner chamber parallel mount has two direct current assemblies that charge, charging box's inner chamber both sides fixed surface bolted connection has side radiator fan, charging box's inner chamber middle part and the lateral wall bolted connection of supplementary duct are fixed with the duct fan, the fixed solenoid valve body that has cup jointed in bottom one side of supplementary duct.
As a further description of the above technical solution:
the bottom of the charging box body is provided with an anti-corrosion base, the middle of the top surface of the charging box body is provided with an auxiliary duct, two sides of the top surface of the charging box body are symmetrically provided with independent air channels, the side surface of the charging box body is provided with a side heat dissipation plate, a charging display panel is fixed to the surface middle upper portion of the electric control box door in an embedded mode, door plate heat dissipation holes are evenly formed in the side face of the electric control box door, and a door lock main body is fixed to the front side middle portion of the electric control box.
As a further description of the above technical solution:
the ducted fan is symmetrically installed in two rows, an air draft type duct is arranged at the top of the ducted fan, an air blowing type duct is arranged at the bottom of the ducted fan, and the top and the bottom of the ducted fan are connected through opposite circuits.
As a further description of the above technical solution:
the side heat dissipation fans are symmetrically installed in two rows, the top horizontal planes and the bottom horizontal planes of the side heat dissipation fans fall between the two rows of ducted fan end faces, and the wind directions of the side heat dissipation fans are consistent with the wind directions of the ducted fans at the corresponding positions.
As a further description of the above technical solution:
the electromagnetic valve body adopts a valve body with an Internet of things interface, integrates a water level monitoring sensor and adopts a turnover butterfly valve.
As a further description of the above technical solution:
the surface of the side heat dissipation plate is fixedly embedded with a heat dissipation dustproof net, a heat dissipation through hole of the side heat dissipation plate is punched to be hexagonal, and the vertical plane of the end face of the side heat dissipation plate is retracted into the vertical plane of the side face of the charging box body.
The invention has the following beneficial effects:
1. according to the invention, double direct current charging equipment is adopted, so that the utilization rate of the charging pile is improved, and meanwhile, the independent air channels are adopted, so that the heat dissipation performance of the independent charging equipment of the charging pile is improved, the heat dissipation efficiency is improved, and heat exchange between the charging pile and the independent charging equipment is avoided;
2. the rainwater collecting and radiating device adopts the hollow duct to collect rainwater, is provided with the electromagnetic valve, can radiate the interior of the charging pile by utilizing the natural cooling performance of the rainwater, and simultaneously adopts the combination type of a plurality of groups of fans to radiate heat, so that the radiating efficiency is improved.
Drawings
Fig. 1 is a main structural diagram of a novel independent air duct direct-current charging pile provided by the invention;
fig. 2 is a front view of the dc charging pile with the novel independent air duct according to the present invention;
fig. 3 is a side view of the dc charging pile with the independent air duct according to the present invention;
fig. 4 is an internal structure diagram of the novel independent air duct dc charging pile provided by the invention.
Illustration of the drawings:
1. a charging box body; 2. an anti-corrosion base; 3. an electric control box door; 4. charging the display panel; 5. an independent air duct; 6. an auxiliary duct; 7. heat dissipation holes in the door panel; 8. a charging gun interface; 9. a door lock main body; 10. a side heat dissipation plate; 11. an electromagnetic valve body; 12. a DC charging assembly; 13. a side heat radiation fan; 14. a ducted fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, one embodiment of the present invention is provided: a novel independent air channel direct current charging pile comprises a charging box body 1, an electric control box door 3 and a charging gun interface 8, wherein in work, a charging gun is directly inserted behind the charging gun interface 8, meanwhile, a power supply of the charging gun is directly and electrically connected with equipment, the charging gun interface 8 is embedded in the middle of one side of the side surface of the charging box body 1, the electric control box door 3 is rotatably connected with the charging box body 1 through a hinge, and other modes can be adopted for realizing rotation, including but not limited to various modes such as a pin shaft, a hinge, a sliding chute and the like, two direct current charging assemblies 12 are parallelly installed in an inner cavity of the charging box body 1, the direct current charging assemblies 12 belong to the existing fully developed technology, according to various patent documents such as a patent No. CN107681706A (direct current charging pile) and a patent No. CN105337382B (non-vehicle-mounted intelligent direct current charging pile), the actual working principle of the, the application is not further described, the two side surfaces of the inner cavity of the charging box body 1 are fixedly bolted with side heat dissipation fans 13, the middle part of the inner cavity of the charging box body 1 and the side wall of the auxiliary duct 6 are fixedly bolted with a duct fan 14, the heat dissipation fans and the duct fan can be realized by adopting a traditional duct type fan or a high-grade fan driven by a brushless motor and the like, the service life of the proper fan rotating speed is selected, one side of the bottom of the auxiliary duct 6 is fixedly sleeved with an electromagnetic valve body 11, the surface of the inner cavity of the auxiliary duct 6 is coated with a nano anticorrosive layer, a substrate of the auxiliary duct 6 adopts a galvanized stainless steel plate as a substrate, the bottom of the charging box body 1 is provided with an anticorrosive base 2, the middle part of the top surface of the charging box body 1 is provided with the auxiliary duct 6, the two sides of the top surface of the charging box body 1 are symmetrically provided with independent air ducts, the side surface of the charging box body 1 is provided with a side heat radiation plate 10, the middle upper part of the surface of the electric control box door 3 is embedded and fixed with a charging display panel 4, the side surface of the electric control box door 3 is uniformly provided with door plate heat radiation holes 7, the middle part of one side of the front surface of the electric control box door 3 is embedded and fixed with a door lock main body 9, the ducted fans 14 are symmetrically installed in two rows, the top parts of the ducted fans 14 are provided with air draft type ducts, the bottom parts of the ducted fans are provided with air draft ducts, the top parts and the bottom parts of the ducted fans are in opposite circuit connection methods, the side heat radiation fans 13 are symmetrically installed in two rows, the top horizontal planes and the bottom horizontal planes of the side heat radiation fans 13 are both arranged between the end surfaces of the two rows of the ducted fans 14, the wind direction of the side heat radiation fans 13 is consistent with the wind direction of the duct, refer to patent CN206582379U (an electromagnetic valve based on thing networked control), and the integrated water level monitoring sensor of solenoid valve body 11, and solenoid valve body 11 adopts the upset butterfly valve, the fixed surface gomphosis of side heating panel 10 has the heat dissipation dust screen, and the heat dissipation through-hole punching press of side heating panel 10 is the hexagon, also can the punching press be other heat dissipation through-holes, there is not the specificity requirement, the through-hole satisfy radiating demand density can, and the vertical plane intussuseption of the terminal surface of side heating panel 10 is in the vertical plane of side of the box that charges 1.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. Novel stake of independent wind channel direct current charging, including charging box (1), automatically controlled chamber door (3) and rifle interface (8) that charges, rifle interface (8) gomphosis is in the side one side middle part of charging box (1), automatically controlled chamber door (3) and the box that charges rotate between (1) through the hinge and connect its characterized in that: the charging box is characterized in that two direct-current charging assemblies (12) are arranged in parallel in an inner cavity of the charging box body (1), side cooling fans (13) are bolted to surface fixing bolts on two sides of the inner cavity of the charging box body (1), ducted fans (14) are fixed to the middle of the inner cavity of the charging box body (1) and side walls of the auxiliary ducted duct (6) in a bolted mode, and an electromagnetic valve body (11) is fixedly sleeved on one side of the bottom of the auxiliary ducted duct (6).
2. The novel direct-current charging pile with the independent air duct according to claim 1, is characterized in that: the bottom of the charging box body (1) is provided with an anti-corrosion base (2), an auxiliary duct (6) is arranged in the middle of the top surface of the charging box body (1), an independent air duct (5) is symmetrically arranged on two sides of the top surface of the charging box body (1), the top end face of the independent air duct (5) is sealed, a side heat dissipation plate (10) is arranged on the side surface of the charging box body (1), a charging display panel (4) is fixed to the surface of the electric control box door (3) in an embedded mode in the upper portion of the surface of the electric control box door, door plate heat dissipation holes (7) are evenly formed in the side face of the electric control box door (3), and a door lock main body (9).
3. The novel direct-current charging pile with the independent air duct according to claim 1, is characterized in that: the ducted fan (14) is symmetrically installed in two rows, an air draft type duct is arranged at the top of the ducted fan (14), an air blowing type duct is arranged at the bottom of the ducted fan, and the top and the bottom of the ducted fan are connected by opposite circuits.
4. The novel direct-current charging pile with the independent air duct according to claim 1, is characterized in that: the side heat radiation fans (13) are symmetrically installed in two rows, the top horizontal plane and the bottom horizontal plane of each side heat radiation fan (13) are located between the end faces of the two rows of ducted fans (14), and the wind direction of each side heat radiation fan (13) is consistent with that of the corresponding ducted fan (14).
5. The novel direct-current charging pile with the independent air duct according to claim 1, is characterized in that: the electromagnetic valve body (11) adopts a valve body with an Internet of things interface, the electromagnetic valve body (11) integrates a water level monitoring sensor, and the electromagnetic valve body (11) adopts a turnover butterfly valve.
6. The novel direct-current charging pile with the independent air duct according to claim 1, is characterized in that: the surface of the side heat dissipation plate (10) is fixedly embedded with a heat dissipation dustproof net, a heat dissipation through hole of the side heat dissipation plate (10) is punched to be hexagonal, and the vertical plane of the end face of the side heat dissipation plate (10) is retracted into the vertical plane of the side face of the charging box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911373781.8A CN111071086A (en) | 2019-12-27 | 2019-12-27 | Novel independent wind channel direct current fills electric pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911373781.8A CN111071086A (en) | 2019-12-27 | 2019-12-27 | Novel independent wind channel direct current fills electric pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111071086A true CN111071086A (en) | 2020-04-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911373781.8A Pending CN111071086A (en) | 2019-12-27 | 2019-12-27 | Novel independent wind channel direct current fills electric pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111071086A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111993933A (en) * | 2020-09-03 | 2020-11-27 | 蒋知秋 | Self-protection type new energy automobile that prevents destruction fills electric pile |
| CN113276704A (en) * | 2021-05-24 | 2021-08-20 | 魏杰 | New energy automobile charges rifle with filling electric pile |
| CN113910945A (en) * | 2020-07-08 | 2022-01-11 | 中国科学院理化技术研究所 | Fill electric pile thermal management system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105337382A (en) * | 2015-08-21 | 2016-02-17 | 国网天津市电力公司 | Non-vehicle-mounted intelligent DC charging pile |
| CN205694036U (en) * | 2016-06-17 | 2016-11-16 | 江阴市宇飞新型容器有限公司 | It is provided with the charging pile of heat abstractor |
| CN206582379U (en) * | 2017-03-07 | 2017-10-24 | 江苏盐阜电站阀门辅机制造有限公司 | A kind of magnetic valve controlled based on Internet of Things |
| CN207069644U (en) * | 2017-08-01 | 2018-03-02 | 深圳市英威腾电气股份有限公司 | A kind of charging pile |
| CN207665355U (en) * | 2017-12-30 | 2018-07-27 | 江苏云创新能源发展有限公司 | A kind of anti-water cooling charging pile |
| CN108544975A (en) * | 2018-06-25 | 2018-09-18 | 芜湖华佳新能源技术有限公司 | A kind of outdoor charging pile of new-energy automobile |
| CN109152290A (en) * | 2018-09-05 | 2019-01-04 | 安顺云首创科技开发有限公司 | A kind of radiator of automobile charging pile |
| WO2019062961A1 (en) * | 2017-09-30 | 2019-04-04 | 比亚迪股份有限公司 | Charging device and charging pile |
| CN211765014U (en) * | 2019-12-27 | 2020-10-27 | 广州锐速智能科技股份有限公司 | Novel independent wind channel direct current fills electric pile |
-
2019
- 2019-12-27 CN CN201911373781.8A patent/CN111071086A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105337382A (en) * | 2015-08-21 | 2016-02-17 | 国网天津市电力公司 | Non-vehicle-mounted intelligent DC charging pile |
| CN205694036U (en) * | 2016-06-17 | 2016-11-16 | 江阴市宇飞新型容器有限公司 | It is provided with the charging pile of heat abstractor |
| CN206582379U (en) * | 2017-03-07 | 2017-10-24 | 江苏盐阜电站阀门辅机制造有限公司 | A kind of magnetic valve controlled based on Internet of Things |
| CN207069644U (en) * | 2017-08-01 | 2018-03-02 | 深圳市英威腾电气股份有限公司 | A kind of charging pile |
| WO2019062961A1 (en) * | 2017-09-30 | 2019-04-04 | 比亚迪股份有限公司 | Charging device and charging pile |
| CN207665355U (en) * | 2017-12-30 | 2018-07-27 | 江苏云创新能源发展有限公司 | A kind of anti-water cooling charging pile |
| CN108544975A (en) * | 2018-06-25 | 2018-09-18 | 芜湖华佳新能源技术有限公司 | A kind of outdoor charging pile of new-energy automobile |
| CN109152290A (en) * | 2018-09-05 | 2019-01-04 | 安顺云首创科技开发有限公司 | A kind of radiator of automobile charging pile |
| CN211765014U (en) * | 2019-12-27 | 2020-10-27 | 广州锐速智能科技股份有限公司 | Novel independent wind channel direct current fills electric pile |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113910945A (en) * | 2020-07-08 | 2022-01-11 | 中国科学院理化技术研究所 | Fill electric pile thermal management system |
| CN111993933A (en) * | 2020-09-03 | 2020-11-27 | 蒋知秋 | Self-protection type new energy automobile that prevents destruction fills electric pile |
| CN111993933B (en) * | 2020-09-03 | 2021-06-04 | 高燕妮 | Self-protection type new energy automobile that prevents destruction fills electric pile |
| CN113276704A (en) * | 2021-05-24 | 2021-08-20 | 魏杰 | New energy automobile charges rifle with filling electric pile |
| CN113276704B (en) * | 2021-05-24 | 2023-09-19 | 国网浙江省电力有限公司嵊泗县供电公司 | Charging pile for new energy automobile charging gun |
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Inventor after: He Weiqiang Inventor after: Zhang Min Inventor after: Qin Jian Ji Inventor after: Liang Tiande Inventor after: Wu Wenbang Inventor before: He Weiqiang Inventor before: Zhang Ming Inventor before: Qin Jian Ji Inventor before: Liang Tiande Inventor before: Wu Wenbang |
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