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CN109398123A - A kind of high-power charging gun of built-in liquid cooling apparatus - Google Patents

A kind of high-power charging gun of built-in liquid cooling apparatus Download PDF

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Publication number
CN109398123A
CN109398123A CN201811106550.6A CN201811106550A CN109398123A CN 109398123 A CN109398123 A CN 109398123A CN 201811106550 A CN201811106550 A CN 201811106550A CN 109398123 A CN109398123 A CN 109398123A
Authority
CN
China
Prior art keywords
cooling tube
built
liquid
power
temperature
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
CN201811106550.6A
Other languages
Chinese (zh)
Inventor
徐扬
贾海峰
王志鹏
王文霞
杨勇
张蕊
李其峰
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.)
Weihai City Hong Lin Electric Power Technology Ltd By Share Ltd
Original Assignee
Weihai City Hong Lin Electric Power Technology Ltd By Share 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 Weihai City Hong Lin Electric Power Technology Ltd By Share Ltd filed Critical Weihai City Hong Lin Electric Power Technology Ltd By Share Ltd
Priority to CN201811106550.6A priority Critical patent/CN109398123A/en
Publication of CN109398123A publication Critical patent/CN109398123A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20272Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/12Electric charging stations
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/14Plug-in electric vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)

Abstract

The invention discloses a kind of high-power charging gun of built-in liquid cooling apparatus, including DC power line, ring type conduit and temperature-reducing medium, the DC power line is built-in with cooling tube, is equipped with coolant liquid in the cooling tube;Power ground, cold liquid inlet DC+, cold liquid outlet DC-, connecting terminal DC-, connecting terminal DC+, cooling tube inlet pipe, cooling tube outlet pipe, inlet conduit, liquid outlet conduit and several signal wires are equipped with inside the DC power line;The ring type conduit configured in a manner of spiral two-row structure connecting terminal DC-, connecting terminal DC+, cooling tube inlet pipe, cooling tube outlet pipe tail end, be equipped with temperature-reducing medium outside ring type conduit.Originally practical to pass through the key components such as the temperature-reducing medium of the power leads of built-in coolant liquid, the cold fluid catheter of ring type and sealing, under the premise of completing high-power quick charge, the temperature rise of each conducting position is set to be less than setting fiducial temperature, so that the bulk temperature of charging gun equipment efficiently works in safe and reliable range.

Description

A kind of high-power charging gun of built-in liquid cooling apparatus
[technical field]
The present invention relates to the technical fields of charging gun, the technology neck of the high-power charging gun of especially built-in liquid cooling apparatus Domain.
[background technique]
When the high-power charging of electric car is to shorten the charging time, improve car owner's charging consumption experience and solve overlength Between charge Anxiety the problems such as and the New-type charge technology that proposes.It can be divided into that conduct direct current is high-power to fill on high-power charging technique Electricity, the high-power charging of induced AC and wireless high-power charging.High-power charging since the charging time is short, can and conventional fuel oil Vehicle refueling time is consistent, and can greatly improve the consumption experience of car owner, at the same also meet electric car course continuation mileage 400~ 500 kilometers of quick benefit electricity demanding.
The high-power charging technique application scenarios in current China specifically include that the charging demand for electric vehicles of long course continuation mileage, The electric car for meeting 400~500kM of continuation of the journey quickly mends electricity demanding;City taxi, logistic car, long-distance operation electric car fill Electricity demanding solves the problems, such as that charging is slow and influences operation income;Parking stall is not fixed in the big cities such as Beijing, Shanghai, Shenzhen and Guangzhou Electric car car owner's charge requirement, solve the demand of public quick charge.It, will be right after high-power charging technique demonstrating running The industry development of electric car and electrically-charging equipment brings exemplary role, and numerous car owners will thoroughly change the " continuation of the journey of original electric car Mileage is short, the charging time is long, inconvenient to use " old impression, further prominent electric car environmental protection, science and technology, cost of use Low advantage.
For this purpose, the high-power charging gun of built-in liquid cooling apparatus of the invention, the power leads of built-in coolant liquid pass through structure Rational design, main material, auxiliary material selection in, also focused on while having taken into account safe and reliable, rolling resistance characteristic environmental protection, Light-weighted thinking;Circulating type conduit increases the contact area with terminal component, more effectively solution heat dissipation problem;And it is secondary The temperature-reducing medium of encapsulation process, so that the heat dissipation of built-in liquid cooled module is more rationally and efficient.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, a kind of high-power charging of built-in liquid cooling apparatus is proposed Rifle is completed greatly by key components such as the temperature-reducing mediums of the power leads of built-in coolant liquid, the cold fluid catheter of ring type and sealing Under the premise of power quick charge, the temperature rise of each conducting position is made to be less than setting fiducial temperature, so that charging gun equipment Bulk temperature efficiently works in safe and reliable range.
To achieve the above object, the invention proposes a kind of high-power charging guns of built-in liquid cooling apparatus, including DC power Line, ring type conduit and temperature-reducing medium, the DC power line are built-in with cooling tube, are equipped with coolant liquid, cooling tube in the cooling tube It is mounted on the center inside DC power line;The cooling tube includes cooling tube inlet pipe and cooling tube outlet pipe;The DC is dynamic Be equipped with inside the line of force power ground, cold liquid inlet DC+, cold liquid outlet DC-, connecting terminal DC-, connecting terminal DC+, cooling tube inlet pipe, Cooling tube outlet pipe, inlet conduit, liquid outlet conduit and several signal wires;The ring type conduit is in a manner of spiral two-row structure Configure connecting terminal DC-, connecting terminal DC+, cooling tube inlet pipe, cooling tube outlet pipe tail end, be equipped with cooling outside ring type conduit and be situated between Matter.
Preferably, the built-in cooling tube is located at the center of DC power line, built-in cooling tube is crimped with DC copper wire It is molded as one, and devises the arrangement mode of one-in-and-one-out, can effectively take away the power line high current when charging normal Generated heat.
Preferably, rational design of the high-power charging cable Jing Guo structure, main material, auxiliary material selection in, it is simultaneous Environmental protection, light-weighted thinking are also focused on while having cared for safe and reliable, rolling resistance characteristic.
Preferably, the ring type conduit is configured in a manner of spiral two-row structure in male terminal tail end.To male terminal pressure Meet area, contact cools down, socket female terminal crimping area so that the temperature rise of each conducting position is less than setting fiducial temperature.
Preferably, the temperature-reducing medium, is to the reliable connection type of cooled region interior design and to carry out secondary close The problems such as envelope processing, effective solution charging plug internal temperature is excessively high.
Preferably, the cooling tube is the nylon tube of high thermal conductivity, while guaranteeing good insulation effect, moreover it is possible to hard Gu durable.
Beneficial effects of the present invention:
The present invention passes through the crucial group such as temperature-reducing medium of the power leads of built-in coolant liquid, the cold fluid catheter of ring type and sealing Part makes the temperature rise of each conducting position be less than setting fiducial temperature, so that filling under the premise of completing high-power quick charge The bulk temperature of electric rifle equipment efficiently works in safe and reliable range.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of cooling cross-section of cable signal of DC power line of high-power charging gun of built-in liquid cooling apparatus of the present invention Figure;
Fig. 2 is a kind of charging cable structural schematic diagram of the high-power charging gun of built-in liquid cooling apparatus of the present invention;
Fig. 3 is a kind of charging gun plug end schematic diagram of the high-power charging gun of built-in liquid cooling apparatus of the present invention;
Fig. 4 is a kind of overall diagram of the high-power charging gun of built-in liquid cooling apparatus of the present invention.
In figure: 1-DC power line, 2- power ground, 3- cold liquid inlet DC+, 4- cold liquid outlet DC-, 5- connecting terminal DC-, 6- Connecting terminal DC+, 7- cooling tube inlet pipe, 8- cooling tube outlet pipe, 11- inlet conduit, 12- liquid outlet conduit;Other is all signal Line.
[specific embodiment]
Refering to fig. 1, Fig. 2, Fig. 3 and Fig. 4, the present invention, including DC power line 1, ring type conduit and temperature-reducing medium 20, the DC Power line 1 is built-in with cooling tube, is equipped with coolant liquid in the cooling tube, cooling tube is mounted on the centre bit inside DC power line 1 It sets;The cooling tube includes cooling tube inlet pipe 7 and cooling tube outlet pipe 8;Power ground 2, cold is equipped with inside the DC power line 1 Liquid import DC+3, cold liquid outlet DC-4, connecting terminal DC-5, connecting terminal DC+6, cooling tube inlet pipe 7, cooling tube outlet pipe 8, inlet Conduit 11, liquid outlet conduit 12 and several signal wires;The ring type conduit is configured in a manner of spiral two-row structure in connecting terminal DC-5, connecting terminal DC+6, cooling tube inlet pipe 7, cooling tube outlet pipe 8 tail end, be equipped with temperature-reducing medium 20 outside ring type conduit.
Specifically, the built-in cooling tube is located at the center of DC power line, built-in cooling tube is crimped into DC copper wire Type is integrated, and devises the arrangement mode (topology layout figure is as shown in Figure 1) of one-in-and-one-out, can effectively be taken away normal Heat caused by power line high current when charging.
Preferably, rational design of the high-power charging cable Jing Guo structure, main material, auxiliary material selection in, it is simultaneous Environmental protection, light-weighted thinking are also focused on while having cared for safe and reliable, rolling resistance characteristic.
(it is located at shown in Fig. 3 preferably, the ring type conduit is configured in a manner of spiral two-row structure in male terminal tail end Temperature-reducing medium 20 inside).Male terminal crimping area, contact cool down, socket female terminal crimping area, so that each conductive part The temperature rise of position is less than setting fiducial temperature.
Preferably, the temperature-reducing medium 20, is to the reliable connection type of cooled region interior design and to carry out secondary The problems such as encapsulation process, effective solution charging plug internal temperature is excessively high (configuration such as Fig. 3 shows).
Specifically, the cooling tube is the nylon tube of high thermal conductivity, while guaranteeing good insulation effect, moreover it is possible to firm It is durable.
The course of work of the present invention:
A kind of high-power charging gun of built-in liquid cooling apparatus of the present invention during the work time, is described with reference to the drawings.
The high-power charging cable (Fig. 2) of built-in cooling oil device is the pass of the high-power charging gun of built-in liquid cooling apparatus One of key asembly.Its termination refrigeration equipment, another termination charging gun plug.Cooling tube material uses the nylon material of high thermal conductivity It is made, while guaranteeing good insulation effect, moreover it is possible to sturdy and durable.Cooling tube 11,12 is built in DC power line and big Rational design (section such as Fig. 1) of the power charging cable 1 Jing Guo structure, crimping is shaped to entirety, and can efficiently take away work The heat that high current is generated in cable inner when making, to reduce the fiducial temperature of cable assembly.
High-power charging gun plug is the critical component of the high-power charging gun of built-in liquid cooling apparatus.Its termination is high-power Charging cable, the other end pick up end socket, and internal key liquid cooled module includes: ring type conduit and temperature-reducing medium 20.Its middle ring The configuration of formula conduit in male terminal tail end, coolant liquid through 7 cooling tubes into entering male end sub-district, and to male terminal crimping area, contact to, Socket female terminal crimping area is cooled down, and the temperature rise of each conducting position is made to be less than setting fiducial temperature, goes out to flow by 8 cooling tubes Out.Temperature-reducing medium 20 uses a kind of special substance, has reliable connection function to cooling zone and has carried out secondary seal processing, from And liquid cooled module is made to play temperature with high efficiency in charging gun plug inside.
Coolant liquid is delivered to inlet conduit 11 along conduit by cooling device by the present invention, through cold liquid inlet DC+3 into Enter, and the cold fluid catheter of the ring type for flowing to male terminal tail end, flowed out by cold liquid outlet DC-4, is most flowed back afterwards through liquid outlet conduit 12 To cooling device.So circulation, in addition the particular arrangement of temperature-reducing medium 20 forms high-power charging connection liquid cooled module device, So that the temperature rise of each conducting position is less than setting fiducial temperature, ensure that the high-power charging gun charging time is short, safe and efficient, just Prompt charge function is expected.
The cooling medium that the present invention uses is cooling oil.Sensitive thermal balance ability, superpower capacity of heat transmission, guarantee are filled The optimum working temperature of electric facility;The operating temperature section of ultra-wide is all good selection of electrically-charging equipment liquid cooling effect.
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 (3)

1. a kind of high-power charging gun of built-in liquid cooling apparatus, it is characterised in that: including DC power line (1), ring type conduit and drop Warm medium (20), the DC power line (1) are built-in with cooling tube, are equipped with coolant liquid in the cooling tube, cooling tube is mounted on DC On the internal center of power line (1);The cooling tube includes cooling tube inlet pipe (7) and cooling tube outlet pipe (8);The DC is dynamic Power ground (2), cold liquid inlet DC+ (3), cold liquid outlet DC- (4), connecting terminal DC- (5), connecting terminal are equipped with inside the line of force (1) DC+ (6), cooling tube inlet pipe (7), cooling tube outlet pipe (8), inlet conduit (11), liquid outlet conduit (12) and several signal wires; The ring type conduit is configured in a manner of spiral two-row structure in connecting terminal DC- (5), connecting terminal DC+ (6), cooling tube inlet pipe (7), the tail end of cooling tube outlet pipe (8), ring type conduit outside are equipped with temperature-reducing medium (20).
2. a kind of high-power charging gun of built-in liquid cooling apparatus as described in claim 1, it is characterised in that: the cooling tube position In the center of DC power line, cooling tube is crimped with DC copper wire and is molded as one.
3. a kind of high-power charging gun of built-in liquid cooling apparatus as described in claim 1, it is characterised in that: the cooling tube is The nylon tube of high thermal conductivity.
CN201811106550.6A 2018-09-21 2018-09-21 A kind of high-power charging gun of built-in liquid cooling apparatus Pending CN109398123A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811106550.6A CN109398123A (en) 2018-09-21 2018-09-21 A kind of high-power charging gun of built-in liquid cooling apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811106550.6A CN109398123A (en) 2018-09-21 2018-09-21 A kind of high-power charging gun of built-in liquid cooling apparatus

Publications (1)

Publication Number Publication Date
CN109398123A true CN109398123A (en) 2019-03-01

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Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11279246B2 (en) * 2019-11-22 2022-03-22 Joong Ang Control Co., Ltd. Conduit structure for charging gun
CN114389079A (en) * 2020-10-16 2022-04-22 张家港友诚新能源科技股份有限公司 Liquid cooling plug connector of power heart yearn
WO2022226730A1 (en) * 2021-04-26 2022-11-03 浙江吉利控股集团有限公司 Liquid-cooled charging cable and electric vehicle charging pile

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011230530A (en) * 2010-04-23 2011-11-17 Mitsubishi Motors Corp Electric vehicle
US20160221458A1 (en) * 2015-01-30 2016-08-04 Ford Global Technologies, Llc Vehicle Conductive Charge Port Having Cooling Infrastructure
CN206633834U (en) * 2017-04-07 2017-11-14 南京康尼新能源汽车零部件有限公司 Charging electric vehicle rifle based on cooling cable
CN206639641U (en) * 2017-04-07 2017-11-14 南京康尼新能源汽车零部件有限公司 A kind of cooling cable system for the high-power charging of electric automobile
CN108258479A (en) * 2018-03-26 2018-07-06 洛阳正奇机械有限公司 A kind of special DC+ of high-power charging gun and DC- and cold liquid cold end
CN108307611A (en) * 2018-03-26 2018-07-20 洛阳正奇机械有限公司 A kind of cold liquid cooling terminal connecting pipe component of the special DC+ of high-power charging gun and DC- strings
CN108306134A (en) * 2018-03-26 2018-07-20 洛阳正奇机械有限公司 A kind of connection structure of the software conducting wire and charging gun liquid cooling terminal of the special liquid cooling cable of high-power charging pile
CN108372794A (en) * 2018-04-24 2018-08-07 上海上汽安悦充电科技有限公司 A kind of charging gun with cooling line switching device
CN209948156U (en) * 2018-09-21 2020-01-14 威海市泓淋电力技术股份有限公司 High-power charging gun with built-in liquid cooling device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011230530A (en) * 2010-04-23 2011-11-17 Mitsubishi Motors Corp Electric vehicle
US20160221458A1 (en) * 2015-01-30 2016-08-04 Ford Global Technologies, Llc Vehicle Conductive Charge Port Having Cooling Infrastructure
CN206633834U (en) * 2017-04-07 2017-11-14 南京康尼新能源汽车零部件有限公司 Charging electric vehicle rifle based on cooling cable
CN206639641U (en) * 2017-04-07 2017-11-14 南京康尼新能源汽车零部件有限公司 A kind of cooling cable system for the high-power charging of electric automobile
CN108258479A (en) * 2018-03-26 2018-07-06 洛阳正奇机械有限公司 A kind of special DC+ of high-power charging gun and DC- and cold liquid cold end
CN108307611A (en) * 2018-03-26 2018-07-20 洛阳正奇机械有限公司 A kind of cold liquid cooling terminal connecting pipe component of the special DC+ of high-power charging gun and DC- strings
CN108306134A (en) * 2018-03-26 2018-07-20 洛阳正奇机械有限公司 A kind of connection structure of the software conducting wire and charging gun liquid cooling terminal of the special liquid cooling cable of high-power charging pile
CN108372794A (en) * 2018-04-24 2018-08-07 上海上汽安悦充电科技有限公司 A kind of charging gun with cooling line switching device
CN209948156U (en) * 2018-09-21 2020-01-14 威海市泓淋电力技术股份有限公司 High-power charging gun with built-in liquid cooling device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11279246B2 (en) * 2019-11-22 2022-03-22 Joong Ang Control Co., Ltd. Conduit structure for charging gun
CN114389079A (en) * 2020-10-16 2022-04-22 张家港友诚新能源科技股份有限公司 Liquid cooling plug connector of power heart yearn
WO2022226730A1 (en) * 2021-04-26 2022-11-03 浙江吉利控股集团有限公司 Liquid-cooled charging cable and electric vehicle charging pile

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Application publication date: 20190301

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