CN109950739A - A kind of charging gun structure with heating function - Google Patents
A kind of charging gun structure with heating function Download PDFInfo
- Publication number
- CN109950739A CN109950739A CN201910395184.9A CN201910395184A CN109950739A CN 109950739 A CN109950739 A CN 109950739A CN 201910395184 A CN201910395184 A CN 201910395184A CN 109950739 A CN109950739 A CN 109950739A
- Authority
- CN
- China
- Prior art keywords
- protection pipe
- liquid metal
- charging gun
- heat exchanger
- annular
- 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
- 238000010438 heat treatment Methods 0.000 title claims abstract description 21
- 229910001338 liquidmetal Inorganic materials 0.000 claims abstract description 61
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims description 18
- 239000002826 coolant Substances 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 7
- 239000011810 insulating material Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 229910052701 rubidium Inorganic materials 0.000 description 1
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Resistance Heating (AREA)
Abstract
The charging gun structure with heating function that the invention discloses a kind of, including first annular protection pipe and the second ring protection pipe are separately filled with liquid metal in first annular protection pipe and the second ring protection pipe；First annular protection pipe is connected with First Heat Exchanger, and the second ring protection pipe is connected with the second heat exchanger；The surface of first annular protection pipe is covered with the first heater strip, and the surface of the second ring protection pipe is covered with the second heater strip.A kind of charging gun structure with heating function provided in an embodiment of the present invention can not only have been cooled down with rapid cooling using liquid metal, but also reduce the volume and weight of charging gun；And accelerates the fusing of liquid metal at low ambient temperatures using the first heater strip and the second heater strip, solve at the beginning of charging, since liquid metal is unfused in low temperature, to lead to the problem that charging performance is bad.
Description
Technical field
The invention belongs to charging technique field more particularly to a kind of charging gun structures with heating function.
Background technique
The charging gun that the prior art provides, such as the charging gun of tesla, it is electric in charging gun under large current charge load
Line generates a large amount of heat, and Wire temperature increases, and then charge efficiency is caused to decline.To solve this problem, the solution that tesla provides
Certainly scheme are as follows: increase cooling tube in cable, be filled with coolant liquid in cooling tube, the heat transfer that electric wire generates to coolant liquid,
It is circulated by coolant liquid to heat exchanger and carries out heat exchange cooling, the cooling of electric wire is realized with this.
Occurs a kind of new charging gun structure to charge using liquid metal at present.But at the beginning of charging, due to
Liquid metal is unfused at low temperature (for example temperature is in subzero several years), causes charging performance bad.
Summary of the invention
The charging gun structure with heating function that the purpose of the present invention is to provide a kind of is charged and is dissipated using liquid metal
Heat solves at the beginning of charging, since liquid metal is unfused in low temperature, to lead to the problem that charging performance is bad.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of charging gun structure with heating function, including insulation crust, the insulation crust is interior to be equipped with first annular guarantor
Liquid metal is separately filled in pillar and the second ring protection pipe, the first annular protection pipe and the second ring protection pipe；
Liquid metal in the first annular protection pipe is electrically connected to the anode of power supply, in the second ring protection pipe
Liquid metal be electrically connected to the cathode of power supply；
The first annular protection pipe is connected with First Heat Exchanger, and the First Heat Exchanger is used for the first annular guarantor
Liquid metal cooling in pillar；
The second ring protection pipe is connected with the second heat exchanger, and second heat exchanger is used to protect to second annular
Liquid metal cooling in pillar；
The surface of the first annular protection pipe is covered with the first heater strip, the surface covering of the second ring protection pipe
There is the second heater strip.
Optionally, the primary side recycle stream of the First Heat Exchanger is connected with coolant liquid, in the first annular protection pipe
Liquid metal is circulated through the secondary side of the First Heat Exchanger；
The primary side recycle stream of second heat exchanger is connected with coolant liquid, the liquid metal in the second ring protection pipe
It is circulated through the secondary side of second heat exchanger.
Optionally, the first annular protection pipe is equipped with positive terminal, and the second ring protection pipe is equipped with negative terminal.
Optionally, the first annular protection pipe and the second ring protection pipe are hose made of insulating materials.
Optionally, the liquid metal is the liquid metal of low temperature fusible, low-resistivity.
Optionally, first circulation pump is installed in the first annular protection pipe, is installed on the second ring protection pipe
There is second circulation pump.
Optionally, first heater strip and the second heater strip are ring structure.
Optionally, first heater strip and the second heater strip are respectively connected with heating power supply unit.
Optionally, the first annular protection pipe and the second ring protection pipe are articulated structure made of insulating materials
Hard tube.
Compared with prior art, the embodiment of the present invention has the advantages that
A kind of charging gun structure with heating function provided in an embodiment of the present invention both can quickly have been dissipated using liquid metal
Heat drop temperature, and reduce the volume and weight of charging gun；And accelerate liquid metal using the first heater strip and the second heater strip
Fusing at low ambient temperatures solves at the beginning of charging, since liquid metal is unfused in low temperature, to lead to charging performance not
Good problem.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of structural schematic diagram of charging gun structure provided in an embodiment of the present invention.
Fig. 2 is a kind of structural schematic diagram of the charging gun structure with heating function provided in an embodiment of the present invention.
Fig. 3 is a kind of structural schematic diagram of the charging gun structure with voltage-limiting protection function provided in an embodiment of the present invention.
It illustrates:
First annular protection pipe 10, the second ring protection pipe 11, First Heat Exchanger 12, the second heat exchanger 13, first are cooling
Circulator 14, the second cooling-cycle device 15, the first heater strip 16, the second heater strip 17, first pressure sensor 18, second
Pressure sensor 19, first draw back device 20, second draw back device 21.
Specific embodiment
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that disclosed below
Embodiment be only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field
Those of ordinary skill's all other embodiment obtained without making creative work, belongs to protection of the present invention
Range.
Embodiment one
Refering to Figure 1, a kind of structural schematic diagram of charging gun structure, including insulation crust are present embodiments provided,
It is equipped with first annular protection pipe 10 and the second ring protection pipe 11 in the insulation crust, the first annular protection pipe 10 and the
Liquid metal is separately filled in second ring protection pipe 11.The first annular protection pipe 10 of structure in a ring and the second annular are set
The purpose of protection pipe 11 is that, in charging, liquid metal can be in protection pipe internal circulation flow.Therefore, first annular protection
Pipe 10 and the second ring protection pipe 11 are required to installation circulation pump.
Liquid metal in the first annular protection pipe 10 is electrically connected to the anode of power supply, the second ring protection pipe
Liquid metal in 11 is electrically connected to the cathode of power supply.Liquid gold in first annular protection pipe 10 and the second ring protection pipe 11
Belong to respectively as positive wire and cathode conductor, is used for equipment charge.
The first annular protection pipe 10 is connected with First Heat Exchanger 12, and the First Heat Exchanger 12 is used for described first
Liquid metal cooling in ring protection pipe 10.
The second ring protection pipe 11 is connected with the second heat exchanger 13, and second heat exchanger 13 is used for described second
Liquid metal cooling in ring protection pipe 11.
When under high current load, liquid metal generates a large amount of heat.The present embodiment is special using the flowing of liquid metal
Property, rapid cooling, cooling function are realized using First Heat Exchanger 12 and the second heat exchanger 13.
Therefore, a kind of charging gun structure provided in this embodiment replaces traditional electric wire to be powered using liquid metal,
Using the flow behavior of liquid metal, cooled down using heat exchanger, avoids that cooling tube is installed in insulation crust, it both can be fast
Fast radiating and cooling, and the volume and weight of charging gun is reduced, it is more convenient to use.
Embodiment two
On the basis of example 1, the primary side recycle stream of the First Heat Exchanger 12 is connected with coolant liquid, and described first
Liquid metal in ring protection pipe 10 is circulated through the secondary side of the First Heat Exchanger 12.
The primary side recycle stream of second heat exchanger 13 is connected with coolant liquid, the liquid in the second ring protection pipe 11
Metal circulation flows through the secondary side of second heat exchanger 13.
Specifically, the primary side of First Heat Exchanger 12 is connected with the first cooling-cycle device 14, the first cooling-cycle device
Coolant liquid has been circulated in 14.The primary side of second heat exchanger 13 is connected with the second cooling-cycle device 15, and the second cooling follows
Coolant liquid has been circulated in loop device 15.
Optionally, can be cooling by electric refrigeration as the cooling source of cooling-cycle device, cooling tower can also be passed through
Air-cooled form is cooling.Wherein, coolant liquid is water.
Embodiment three
On the basis of example 1, the first annular protection pipe 10 is equipped with positive terminal, second ring protection
Pipe 11 is equipped with negative terminal.Positive terminal and negative terminal are electrically connected the liquid metal in its protection pipe, are respectively used to setting
The standby anode and cathode to charge.
Example IV
On the basis of example 1, the first annular protection pipe 10 and the second ring protection pipe 11 are insulating materials
It is made, prevents other safety accidents such as electric power leakage, short circuit.
Alternatively, first annular protection pipe 10 and the second ring protection pipe 11 are hose construction, hose knot
Structure conveniently rolls storage, reduces occupied space.
Alternatively, first annular protection pipe 10 and the second ring protection pipe 11 are the hard of articulated structure
Pipe, articulated structure storage convenient for folding reduce occupied space.
Embodiment five
On the basis of example 1, the liquid metal is the liquid metal of low temperature fusible, low-resistivity.Utilize liquid
The low temperature fusible characteristic of metal, so that liquid is also presented in liquid metal at normal temperature.Using the low resistivity properties of liquid metal,
So that its charge efficiency is higher and calorific value is less.
It should be noted that there was only mercury in known medium, in simple substance is liquid metal, gallium, rubidium, caesium are low melting point gold
Belong to.
Embodiment six
On the basis of example 1, first circulation pump, second ring are installed in the first annular protection pipe 10
Second circulation pump is installed in shape protection pipe 11.First circulation pump and second circulation pump to liquid metals therein for mentioning respectively
For circulation power.
Embodiment seven
It please refers to shown in Fig. 2, on the basis of example 1, the surface of the first annular protection pipe 10 is covered with first
The surface of heater strip 16, the second ring protection pipe 11 is covered with the second heater strip 17.
Since under some low temperature (for example temperature is in subzero several years), liquid metals is simultaneously unfused, leads to charging performance not
It is good.Therefore, accelerate the fusing of liquid metal at low ambient temperatures using the first heater strip 16 and the second heater strip 17, solution is being opened
When beginning to charge, since liquid metal is unfused in low temperature, lead to the problem that charging performance is bad.
Embodiment eight
On the basis of embodiment seven, first heater strip 16 and the second heater strip 17 are ring structure, the annular
Structure matches with first annular protection pipe 10 and the second ring protection pipe 11, convenient for accelerating the heating fusing of liquid metals.
Embodiment nine
On the basis of embodiment seven, first heater strip 16 and the second heater strip 17 are respectively connected with heating for Denso
It sets, that is to say to the first heater strip 16 and the second heater strip 17 and necessary power supply is provided.
Embodiment ten
, when the pressure of liquid metal is too large or too small, safety can be generated in charging firstly the need of explanation
Hidden danger: when pressure is excessive, there is booster risk；When pressure is too small, there is disclosure risk.
In order to solve the security hidden trouble, please refer to shown in Fig. 3, on the basis of any one above-mentioned embodiment, institute
It states and first pressure sensor 18 is installed in first annular protection pipe 10, second pressure is installed on the second ring protection pipe 11
Force snesor 19.First pressure sensor 18 is used to measure the real-time pressure of liquid metal in first annular protection pipe 10, and second
Pressure sensor 19 is used to measure the real-time pressure of liquid metal in the second ring protection pipe 11.
The charging gun structure further includes first drawing back device 20 and second and drawing back device 21, and described first draws back device 20
It is connected to the first annular protection pipe 10, described second, which draws back device 21, is connected to the second ring protection pipe 11.First draws back
Liquid metal in first annular protection pipe 10 can be drawn back and be stored by device 20.Second, which draws back device 21, to protect the second annular
Liquid metal in pillar 11 is drawn back and is stored.
Further, it described first draws back device 20 and is electrically connected to the first pressure sensor 18, described second draws back
Device 21 is electrically connected to the second pressure sensor 19.
Specifically, when the pressure value of the first pressure sensor 18 is greater than maximum preset value or is less than minimum preset value
When, triggering described first draws back device 20 and draws back the liquid metal in the first annular protection pipe 10.
When the pressure value of the second pressure sensor 19 is greater than maximum preset value or is less than minimum preset value, triggering
Described second, which draws back device 21, draws back the liquid metal in the second ring protection pipe 11.
Therefore, device 20 and second is drawn back using first and draw back device 21, when the pressure value of first pressure sensor 18 is big
In maximum preset value or when being less than minimum preset value, first draws back device 20 for the liquid metal in first annular protection pipe 10
It draws back；When the pressure value of second pressure sensor 19 is greater than maximum preset value or is less than minimum preset value, second draws back dress
21 are set draw back the liquid metal in the second ring protection pipe 11, avoid liquid metal pressure it is too large or too small when generate
Security risk.
As an optional way of the present embodiment, described first, which draws back device 20, draws back pump and the first storage including first
Tank；Described second, which draws back device 21, draws back pump and the second storage tank including second.Pump is drawn back by first annular protection by first
Liquid metal in pipe 10 is drawn back, and is stored in the first storage tank；Drawing back pump by second will be in the second ring protection pipe 11
Liquid metal draw back, and be stored in the second storage tank.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of charging gun structure with heating function, which is characterized in that be equipped with the including insulation crust, in the insulation crust
Liquid is separately filled in one ring protection pipe and the second ring protection pipe, the first annular protection pipe and the second ring protection pipe
State metal；
Liquid metal in the first annular protection pipe is electrically connected to the anode of power supply, the liquid in the second ring protection pipe
State metal is electrically connected to the cathode of power supply；
The first annular protection pipe is connected with First Heat Exchanger, and the First Heat Exchanger is used for the first annular protection pipe
In liquid metal cooling；
The second ring protection pipe is connected with the second heat exchanger, and second heat exchanger is used for the second ring protection pipe
In liquid metal cooling；
The surface of the first annular protection pipe is covered with the first heater strip, and the surface of the second ring protection pipe is covered with
Two heater strips.
2. the charging gun structure with heating function according to claim 1, which is characterized in that
The primary side recycle stream of the First Heat Exchanger is connected with coolant liquid, the liquid metal circulation in the first annular protection pipe
Flow through the secondary side of the First Heat Exchanger；
The primary side recycle stream of second heat exchanger is connected with coolant liquid, the liquid metal circulation in the second ring protection pipe
Flow through the secondary side of second heat exchanger.
3. the charging gun structure with heating function according to claim 1, which is characterized in that in the first annular protection pipe
Equipped with positive terminal, the second ring protection pipe is equipped with negative terminal.
4. the charging gun structure with heating function according to claim 1, which is characterized in that the first annular protection pipe and
Second ring protection pipe is hose made of insulating materials.
5. the charging gun structure with heating function according to claim 2, which is characterized in that the liquid metal is that low temperature is easy
Molten, low-resistivity liquid metal.
6. the charging gun structure with heating function according to claim 1, which is characterized in that in the first annular protection pipe
First circulation pump is installed, second circulation pump is installed on the second ring protection pipe.
7. the charging gun structure with heating function according to claim 1, which is characterized in that first heater strip and second
Heater strip is ring structure.
8. the charging gun structure with heating function according to claim 1, which is characterized in that first heater strip and second
Heater strip is respectively connected with heating power supply unit.
9. charging gun structure according to claim 1, which is characterized in that the first annular protection pipe and the second ring protection
Pipe is the hard tube of articulated structure made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910395184.9A CN109950739A (en) | 2019-05-13 | 2019-05-13 | A kind of charging gun structure with heating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910395184.9A CN109950739A (en) | 2019-05-13 | 2019-05-13 | A kind of charging gun structure with heating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109950739A true CN109950739A (en) | 2019-06-28 |
Family
ID=67017173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910395184.9A Pending CN109950739A (en) | 2019-05-13 | 2019-05-13 | A kind of charging gun structure with heating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109950739A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112234670A (en) * | 2020-09-29 | 2021-01-15 | 广东电网有限责任公司 | Battery charging assembly and battery charging method |
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| CN109599694A (en) * | 2017-09-30 | 2019-04-09 | 比亚迪股份有限公司 | Charging unit and vehicle |
| CN208798300U (en) * | 2018-08-10 | 2019-04-26 | 云南科威液态金属谷研发有限公司 | A kind of liquid metal heat radiation device and its charging pile based on charging pile |
| CN209747785U (en) * | 2019-05-13 | 2019-12-06 | 广东电网有限责任公司 | Charging gun structure with heating function |
-
2019
- 2019-05-13 CN CN201910395184.9A patent/CN109950739A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110186745A1 (en) * | 2008-08-08 | 2011-08-04 | Hiroyasu Kqaga | Charged particle gun and focused ion beam apparatus using the gun |
| CN207015901U (en) * | 2017-06-27 | 2018-02-16 | 百色学院 | A kind of liquid metal transfer cask |
| CN107768776A (en) * | 2017-09-28 | 2018-03-06 | 云南靖创液态金属热控技术研发有限公司 | A kind of battery temperature control device |
| CN109599694A (en) * | 2017-09-30 | 2019-04-09 | 比亚迪股份有限公司 | Charging unit and vehicle |
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| CN209747785U (en) * | 2019-05-13 | 2019-12-06 | 广东电网有限责任公司 | Charging gun structure with heating function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112234670A (en) * | 2020-09-29 | 2021-01-15 | 广东电网有限责任公司 | Battery charging assembly and battery charging method |
| CN112234670B (en) * | 2020-09-29 | 2023-02-07 | 广东电网有限责任公司 | Battery charging assembly and battery charging method |
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