CN108806851A - A kind of special liquid cooling cable of new-energy automobile direct current 600A charging guns - Google Patents
A kind of special liquid cooling cable of new-energy automobile direct current 600A charging guns Download PDFInfo
- Publication number
- CN108806851A CN108806851A CN201810574607.9A CN201810574607A CN108806851A CN 108806851 A CN108806851 A CN 108806851A CN 201810574607 A CN201810574607 A CN 201810574607A CN 108806851 A CN108806851 A CN 108806851A
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- China
- Prior art keywords
- liquid cooling
- charging
- direct current
- conducting wire
- charging gun
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
Abstract
A kind of special liquid cooling cable of new-energy automobile direct current 600A charging guns includes the outer quilt of liquid cooling cable insulation（1）Be arranged outside liquid cooling cable insulation quilt（1）Interior PE lines（11）With several signal wires（10）, the outer quilt of the liquid cooling cable insulation（1）Inside it is additionally provided with two liquid cooling cables of direct current DC+ and direct current DC-, in addition, the liquid cooling terminal tails of the special liquid cooling cable of new-energy automobile direct current 600A charging guns of the present invention are set as flexure type, the bending cavity of charging gun can be preferably adapted to, deformation of the oversheath insulating sleeve of liquid cooling cable by charging gun bending cavity when is effectively avoided or reduced, can effectively ensure that the cooling passage of liquid cooling cable is unimpeded.It is finally reached the purpose for effectively avoiding charging gun terminal and software conducting wire that superheating phenomenon occurs in charging process.
Description
Technical field
The present invention relates to high-power charging pile technical field, specifically a kind of special adaptation charging of high-power charging pile
Rifle is bent cavity liquid cooling cable, and one end of the liquid cooling cable uses the connector that charging gun tail portion bending liquid cooling terminal is liquid cooling cable
It is connect with charging gun, which is adapted to the bending cavity of charging gun just, ensures liquid cooling cable jacket insulating sleeve warp
Indeformable or deflection is minimum after the bending cavity of overcharge rifle, ensures that the cooling passage of liquid cooling cable can be unblocked.
The cooling passage of two liquid cooling cables of DC+ and DC- concatenates in charging gun to be connected to, and is had between two liquid cooling cables of DC+ and DC-
Coolant liquid is circulated and is cooled down.
Background technology
It is well known, the popularization and application with World Developed Countries to New-energy electric vehicle, domestic New-energy electric vehicle
Make rapid progress, industry is vibrant.Because New-energy electric vehicle does not have exhaust emissions, environmental protection is positive to grow rapidly；And fuel oil
Automobile will be gradually backed out the arena of history.With the disappearance of fuel-engined vehicle, the gas station associated with it will also complete its history
Mission instead will be the charging station of nationwide, and the hardware facility of charging station is finally high-power charging pile.With
For electric bus charging, if being charged with present middle power charging pile, three hours need to be used full of storage battery, are taken longer.
The connection of the power supply and charging gun of middle power charging pile is dry type integrated cable.Middle power charging pile, DC voltage
750 volts, output current is less than 250 amperes, by taking the charging of the electric bus of ordinary vehicle type as an example, is at least needed full of full automobile battery
Three hours.When charging current reaches 250 ampere-hours, the software conducting wire of integrated cable and the terminal temperature of charging gun are up to
1200C and cannot work.Because the charge efficiency of middle power charging pile is not high, the needs of new-energy automobile development cannot be met,
The high-power charging pile that the country is researching and developing, its technical parameter:1000~1500 volts of DC charging voltage exports DC current
500~600 amperes, if being charged using high-power charging pile, by taking the charging of the electric bus of ordinary vehicle type as an example, full of full vehicle electricity
Bottle only need 15 minutes just it is much of that；High-power charging pile charge efficiency is high, is the main product of the following charging station.
High-power charging pile exports 500~600 amperes of direct current, connects the cable of charging pile power supply and charging gun and to carry
600 amperes of electric current must use liquid cooling cable.Charging gun is made of gun body and charging plug, and the gun body handle of charging gun is to filling
It is bending cavity between the charging plug of electric rifle, liquid cooling cable is connected with charging gun, and liquid cooling cable has to pass through the curved of charging gun
Bent cavity, this is not problem for dry type integrated cable, and is problematic for liquid cooling cable, and problem is to be related to liquid cooling
The oversheath insulating sleeve of the minimum bending radius of cable, liquid cooling cable can be deformed upon in the bending intracavitary of charging gun, directly
Influence the access of coolant liquid.
Invention content
The object of the present invention is to provide a kind of special liquid cooling cables of new-energy automobile direct current 600A charging guns.
It can solve two above-mentioned technical problems:First, the heat dissipation problem of dry type integrated cable, second is that liquid cooling cable with
Charging gun connects, and liquid cooling cable passes through the bending cavity of charging gun, and the oversheath insulating sleeve of liquid cooling cable is in charging gun
Bending intracavitary can deform upon, and influence the circulation problem of coolant liquid.The technical solution used for：Use the coolant liquid circulated
The software conducting wire of cable is cooled down, can accomplish that the section of liquid cooling cable software conducting wire is only 35~60 square millimeters,
It is 70 square millimeters of power charging pile dry type integrated cable also small than in, and Integral cable outer diameter is also only 39 millimeters,
As the outer diameter of traditional dry type integrated cable.It is bent liquid cooling terminal using tail portion, after being assembled with charging gun, adaptation is filled just
The bending cavity of electric rifle, ensure liquid cooling cable jacket insulating sleeve by charging gun bending cavity is indeformable or deflection
It is minimum, ensure that the cooling passage of liquid cooling cable is unblocked.Ensure the special liquid cooling electricity of new-energy automobile direct current 600A charging guns
Cable can safely carry 600 amperes of electric current.
To achieve the goals above, present invention employs following technical solutions：
A kind of special liquid cooling cable of new-energy automobile direct current 600A charging guns, including outside liquid cooling cable insulation quilt and be arranged in liquid cooling
Cable insulation is outer by interior PE lines and several signal wires, and the liquid cooling cable insulation is outer by the interior direct current DC+ and straight of being additionally provided with
Two liquid cooling cables of DC- are flowed, every cable is made of software conducting wire and oversheath insulating sleeve, the oversheath of direct current DC+ cables
Insulating sleeve is red, and the oversheath insulating sleeve of direct current DC- cables is black, and software conducting wire is arranged in outer jacket insulation set
In pipe, the gap being arranged between software conducting wire and oversheath insulating sleeve is cooling passage, two software conducting wires
One end is both connected on tail portion bending liquid cooling terminal, and the other end is separately connected there are one noncontact electrode；
The tail portion bending liquid cooling terminal includes charging gun liquid cooling terminal body, is the silent hollow structure in one end open one end；
The front end of each charging gun liquid cooling terminal body is the opening terminals being correspondingly connected with software conducting wire, and tail end is and electric vehicle
The silent plug end that charging socket is correspondingly connected with；The opening terminal ends and charging gun liquid of two charging gun liquid cooling terminal bodies
It is arc-shaped bend structure in the middle part of cold terminal body, and the bending angle at two positions is consistent, bending direction is opposite；It is close to close
Between two charging gun liquid cooling terminal bodies at mouthful plug end by the connecting pipe component that insulate be connected both inside it is empty
Chamber, and insulation connecting pipe component is perpendicular to the plane of bending of two charging gun liquid cooling terminal bodies；One end end of software conducting wire
It is electrically connected in the internal cavities of opening terminals, the oversheath insulating sleeve of corresponding portion is pressed in opening by hoop sleeve
On the outer wall of terminals；
There are two the noncontact electrode settings, and each noncontact electrode includes the electrode body for having cavity structure, electrode sheet
One end of body is provided with conducting wire connector, and conducting wire connector is connected with the liquid cooling channel of liquid cooling cable；It is also set on electrode body
It sets there are one coolant liquid inlet and outlet, the coolant liquid inlet and outlet are connected with conducting wire connector；The other end end of software conducting wire
It is electrically connected in the internal cavities of conducting wire connector, the oversheath insulating sleeve of corresponding portion is pressed in conducting wire by hoop sleeve and connects
On the outer wall of interface, cooling passage is connected with the coolant liquid of noncontact electrode inlet and outlet.
In order to solve above-mentioned technical proposal, be equipped on the outer diameter of two charging guns liquid cooling terminal body of the present invention with
The evagination openings that inside is connected, and the outer end of the two evagination openings is connected to charging gun liquid by the connecting pipe component that insulate
The internal cavities of cold terminal body.
In order to solve above-mentioned technical proposal, close to silent plug on the outer diameter of charging gun liquid cooling terminal body of the present invention
End position is provided with the locating piece outstanding for being connect with charging gun gun body, and evagination openings are arranged in the front end of locating piece,
The curvature of the charging gun liquid cooling terminal body is corresponding with the charging gun bending curvature of cavity consistent；Described two charging guns
The evagination openings inner end of liquid cooling terminal body is both provided with 900Bend pipe, 900Bend pipe is located at corresponding charging gun liquid cooling terminal sheet
In the cavity of body, and pass to the cavity bottom of charging gun liquid cooling terminal body.
In order to solve above-mentioned technical proposal, the one of evagination openings inner circle of the present invention is provided with internal thread, another
Evagination openings outer circle is provided with external screw thread；The insulation connecting pipe component includes insulated conduit, insulation locking nut, trumpet type
Nut and sealing ring, insulated conduit are hollow structure, which is cooling passage, is arranged on the both ends end face of conduit
There is annular groove, sealing ring is provided in annular groove；One end of insulated conduit is provided with the openings with one of liquid cooling terminal
Matched external screw thread is locked by insulating nut at cooperation；The other end of insulated conduit is set as inverted cone-shaped structure, leads to
The external screw thread of the internal thread and another openings of crossing trumpet type nut screws cooperation, and the inner conical surface of trumpet type nut compresses insulation
The male cone (strobilus masculinus) of conduit；The open joint end outer wall is equipped with gingival cyst of mucous gland in the newborn button, and oversheath insulating sleeve is buckled by clip casing pressure gingival cyst of mucous gland in the newborn
On；The end of the silent plug end is additionally provided with insulating sheath.
In order to solve above-mentioned technical proposal, electrode mounting hole, electrode body are additionally provided on electrode body of the present invention
It is fixedly connected with electrode mounting plate by electrode mounting hole.
In order to solve above-mentioned technical proposal, coolant liquid inlet and outlet of the present invention are arranged in the root rear end of electrode body,
It is vertical with the section of electrode body;Gingival cyst of mucous gland in the newborn is provided on the outer diameter of conducting wire connector root to buckle, oversheath insulating sleeve passes through
Clip casing pressure gingival cyst of mucous gland in the newborn is buckled；
In order to solve above-mentioned technical proposal, clip of the present invention is hollow cylindrical structure, is surfaces externally and internally before locking
Smooth hollow cylindrical structure is plastic deformation to and conducting wire connector and the matching of the outer wall gingival cyst of mucous gland in the newborn mouth at open joint end after locking
The shape of conjunction.
In order to solve above-mentioned technical proposal, the bore area of two coolant liquids inlet and outlet of the present invention is both provided with interior spiral shell
Line is separately connected coolant liquid inlet and outlet quick union, and one is coolant liquid inlet port, the other is cooling fluid outlet.
In order to solve above-mentioned technical proposal, software conductor part of the present invention includes software copper stranded conductor and protection network, soft
Body copper stranded conductor runs through the inside for being embedded in protection network, and it is logical that cricoid coolant liquid is provided between oversheath insulating sleeve and protection network
Road；The software copper stranded conductor is strands core, and section is 35~60 square millimeters；The strands core is small by more
The tin-coated copper single line of diameter is twisted into small strand, and the multiple small strand is twisted into a software conducting wire；The protection network is plating
Tin copper wire line mesh grid.
In order to solve above-mentioned technical proposal, one end of software conducting wire of the present invention is connect with tail portion bending liquid cooling terminal
When, software copper stranded conductor and protection network semicircle are crimped on the inner wall of tail portion bending liquid cooling terminal, and cooling passage, which extends to, to be filled
Electric rifle liquid cooling terminal cavities bottom.
Compared with prior art, the beneficial effects of the invention are as follows：A kind of new-energy automobile direct current 600A of the present invention
The 90 of a protrusion are respectively set in the middle part of liquid cooling terminal DC+ and DC- for charging gun special liquid cooling cable0Bend pipe openings, and
By insulation connecting pipe component by two 90 in charging gun0Bend pipe openings correspond to connection and get up, when two 600A direct currents fill
The electric special liquid cooling terminal of rifle is soft with the special liquid cooling cable of the 600A charging guns of new-energy automobile direct current described in background technology respectively
Body conducting wire is correspondingly connected with, and coolant liquid is entered by a liquid cooling cable noncontact electrode, and coolant liquid can be:Pure water, transformer
Oil, transformer silicon oil, fluorination liquid ... etc.) electrode crossed by the Quick connecting pipe fitting of red cable+DC, into insulating sleeve, led across software
Line reaches 600A DC charging rifles special liquid cooling terminal cavities bottom.Coolant liquid returns to the 90 of liquid cooling terminal inner cavity0Bend pipe,
Enter the 90 of the liquid cooling terminal inner cavity of another liquid cooling cable by the connecting pipe component that insulate0Bend pipe reaches the cable liquid cooling end
The intracavity bottom of son is flowed further along the cooling passage of another liquid cooling cable, passes through its software conducting wire, finally soft by this
The electrode outflow of body conducting wire connection, returns to cooling device, to form the cycle of coolant liquid, and then circulated in coolant liquid
Software conducting wire is cooled down in the process, is finally reached and effectively charging gun terminal and software conducting wire is avoided to occur in charging process
The purpose of superheating phenomenon.In addition, the liquid cooling terminal tails of the special liquid cooling cable of new-energy automobile direct current 600A charging guns of the present invention
It is set as bending inwardly and downwardly type, liquid cooling terminal curves inwardly conducive to the connection of software conducting wire and liquid cooling terminal, also allows for outer shield
Cover the assembly of insulating sleeve;Liquid cooling terminal is bent downwardly the bending cavity that can be preferably adapted to charging gun, effectively avoids or subtracts
Deformation when the oversheath insulating sleeve of small liquid cooling cable is by charging gun bending cavity, can effectively ensure that the cooling of liquid cooling cable
Liquid channel is unimpeded.
Description of the drawings
Fig. 1 is the special liquid cooling construction of cable schematic diagram of new-energy automobile direct current 600A charging guns of the present invention；
Fig. 2 is the structural schematic diagram of the special liquid cooling terminal of 600A DC charging rifles.
Fig. 3 is the internal structure schematic diagram of one of liquid cooling terminal in Fig. 2.
Fig. 4 is the structural schematic diagram of insulation connecting pipe component in Fig. 2；
Fig. 5 is the structural schematic diagram of insulated conduit in Fig. 4；
Fig. 6 is the structural schematic diagram of noncontact electrode；
Fig. 7 is the structural schematic diagram of software conducting wire and oversheath insulating sleeve；
In figure：1, the outer quilt of liquid cooling cable insulation；2, software conducting wire；3, oversheath insulating sleeve；4, noncontact electrode;5, tail portion is curved
Bent liquid cooling terminal；6, clip；7, coolant liquid imports and exports quick union；8, teflon insulation washer；9, signal wire；10,PE
Line；
201, cooling passage；202, software copper stranded conductor；203, protection network；
51, charging gun liquid cooling terminal body；52, silent plug end；53, be open terminals；54, locating piece；55, evagination penetrates through
Mouthful；56,900Bend pipe；57, insulate connecting pipe component；58, it is threadedly coupled mouth；50, insulating sheath；571, insulated conduit；572,
Insulate locking nut；573, trumpet type nut；574, sealing ring；575, annular groove.
401, electrode body；402, electrode mounting hole；403, coolant liquid is imported and exported；404, conducting wire connector；406, electrode
Mounting plate.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
A kind of special liquid cooling cable of new-energy automobile direct current 600A charging guns, including quilt outside liquid cooling cable insulation（1）With set
Set the quilt outside liquid cooling cable insulation（1）Interior PE lines（10）With several signal wires（9）, the outer quilt of the liquid cooling cable insulation（1）
Two liquid cooling cables of direct current DC+ and direct current DC- are inside additionally provided with, every cable is by software conducting wire（2）With oversheath insulating sleeve
(3）Composition, the oversheath insulating sleeve (3 of direct current DC+ cables）For red, the oversheath insulating sleeve (3 of direct current DC- cables）
For black, software conducting wire（2）It is arranged in outer jacket insulation casing (3）It is interior, software conducting wire（2）With oversheath insulating sleeve (3）
Between the gap that is arranged be cooling passage（201）, two software conducting wires（2）One end be both connected to tail portion bending liquid cooling
Terminal (5）On, the other end is separately connected there are one noncontact electrode (4）；
The tail portion bending liquid cooling terminal (5）It is during one end open one end is silent including charging gun liquid cooling terminal body (51)
Hollow structure；The front end of each charging gun liquid cooling terminal body (51) is and software conducting wire（2）The opening terminals being correspondingly connected with
(53), tail end is the silent plug end (52) being correspondingly connected with electric vehicle charging socket；Two charging gun liquid cooling terminal bodies
(51) it is arc-shaped bend structure in the middle part of opening terminals (53) end and charging gun liquid cooling terminal body (51), and two
The bending angle at position is consistent, and bending direction is opposite；Two charging gun liquid cooling terminal bodies at silent plug end (52)
(51) it is connected the internal cavities of both by the connecting pipe component (57) that insulate between, and the connecting pipe component (57) that insulate is vertical
In the plane of bending of two charging gun liquid cooling terminal bodies (51)；Software conducting wire（2）One end end be electrically connected at opening and connect
In the internal cavities of line end (53), the oversheath insulating sleeve (3 of corresponding portion）Pass through clip（6）Set is pressed in opening terminals
(53) on outer wall；
The noncontact electrode (4）There are two settings, and each noncontact electrode includes the electrode body for having cavity structure
（401）, electrode body（401）One end be provided with conducting wire connector（404）, conducting wire connector（404）With the liquid of liquid cooling cable
Cold passage is connected；Electrode body（401）On also set up there are one coolant liquid import and export（403）, the coolant liquid inlet and outlet
（403）With conducting wire connector（404）It is connected；Software conducting wire（2）Other end end be electrically connected conducting wire connector（404）'s
In internal cavities, the oversheath insulating sleeve (3 of corresponding portion）Pass through clip（6）Set is pressed in conducting wire connector（404）It is outer
On wall, cooling passage（201）With noncontact electrode (4）Coolant liquid inlet and outlet（403）It is connected.
The evagination openings being connected with inside are equipped on the outer diameter of described two charging gun liquid cooling terminal bodies (51)
（55）, and the outer end of the two evagination openings (55) passes through the connecting pipe component that insulate（57）It is connected to charging gun liquid cooling terminal body
(51) internal cavities.It is provided with close to silent plug end (52) position on the outer diameter of the charging gun liquid cooling terminal body (51)
Locating piece (54) outstanding for being connect with charging gun gun body, evagination openings（55）Front end in locating piece (54) is set,
The curvature of the charging gun liquid cooling terminal body (51) is corresponding with the charging gun bending curvature of cavity consistent；It is described two to fill
Evagination openings (55) inner end of electric rifle liquid cooling terminal body (51) is both provided with 900Bend pipe (56), 900Bend pipe (56) be located at pair
In the cavity for the charging gun liquid cooling terminal body (51) answered, and pass to the cavity bottom of charging gun liquid cooling terminal body (51).Its
In evagination openings (55) inner circle be provided with internal thread, another evagination openings (55) outer circle is provided with external screw thread；Institute
It includes insulated conduit (571), insulation locking nut (572), trumpet type nut (573) and sealing to state insulation connecting pipe component (57)
It encloses (574), insulated conduit (571) is hollow structure, which is cooling passage, the both ends end face of conduit (571)
On be provided with annular groove (575), is provided with sealing ring (574) in annular groove (575)；Insulated conduit（571）One end be provided with
With openings (55) matched external screw thread of one of liquid cooling terminal, passes through insulating nut (572) at cooperation and lock；Absolutely
The other end of edge conduit (571) is set as inverted cone-shaped structure, passes through internal thread and another perforation of trumpet type nut (573)
The external screw thread of mouth (55) screws cooperation, and the inner conical surface of trumpet type nut (573) compresses the male cone (strobilus masculinus) of insulated conduit (571)；It is described
Open joint end（53）Outer wall is equipped with gingival cyst of mucous gland in the newborn button, oversheath insulating sleeve (3）Pass through clip（6）Casing pressure gingival cyst of mucous gland in the newborn is buckled；It is described
The end of silent plug end (52) is additionally provided with insulating sheath（510）.
The electrode body（401）On be additionally provided with electrode mounting hole（402）, electrode body（401）It is installed by electrode
Hole（402）It is fixedly connected with electrode mounting plate（406）.The coolant liquid inlet and outlet（403）It is arranged in electrode body（401）Root
Portion rear end, with electrode body（401）Section it is vertical;The conducting wire connector（404）Gingival cyst of mucous gland in the newborn button is provided on the outer diameter of root
（405）, oversheath insulating sleeve (3）Pass through clip（6）Casing pressure gingival cyst of mucous gland in the newborn is buckled；
The clip（6）It is the hollow cylindrical structure that surfaces externally and internally is smooth before locking for hollow cylindrical structure, locking
After be plastic deformation to and conducting wire connector（404）With open joint end（53）The matched shape of outer wall gingival cyst of mucous gland in the newborn mouth.Described two
A coolant liquid inlet and outlet（403）Bore area be both provided with internal thread, be separately connected coolant liquid inlet and outlet quick union (8）,
One is coolant liquid inlet port, the other is cooling fluid outlet.
The software conductor part includes software copper stranded conductor（202）And protection network（203）, software copper stranded conductor（202）Run through
It is embedded in protection network（203）Inside, oversheath insulating sleeve (3）With protection network（203）Between be provided with cricoid coolant liquid
Channel（201）；The software copper stranded conductor（202）For strands core, section is 35~60 square millimeters；The strands
Core is twisted into small strand by the tin-coated copper single line of more minor diameters, and the multiple small strand is twisted into a software conducting wire；Institute
State protection network（203）It is tin-coated copper silk thread mesh grid.The software conducting wire（2）One end and tail portion bending liquid cooling terminal (5）Even
When connecing, software copper stranded conductor（202）And protection network（203）Semicircle is crimped on tail portion bending liquid cooling terminal (5）Inner wall on, cooling
Liquid channel（201）Extend to charging gun liquid cooling terminal (5）Cavity bottom.
Operation principle:Coolant liquid is entered by a liquid cooling cable noncontact electrode, and coolant liquid can be:Pure water, transformation
Device oil, transformer silicon oil, fluorination liquid ... etc.) electrode crossed by the Quick connecting pipe fitting of (red) cable+DC, into insulating sleeve, across soft
Body conducting wire reaches 600A DC charging rifles special liquid cooling terminal cavities bottom.Coolant liquid returns to the 90 of liquid cooling terminal inner cavity0It is curved
Pipe enters the 90 of the 600A DC charging rifles special liquid cooling terminal inner cavity of another liquid cooling cable by the connecting pipe component that insulate0
Bend pipe reaches the intracavity bottom of the special liquid cooling terminal of cable 600A DC charging rifles, further along the cold of another liquid cooling cable
But liquid channel is flowed, and passes through its software conducting wire, is finally flowed out by the noncontact electrode of software conducting wire connection, is returned to cooling dress
It sets, to form the cycle of coolant liquid, and then software conducting wire is cooled down during coolant liquid circulates, finally reached
To the purpose for effectively avoiding charging gun and software conducting wire that superheating phenomenon occurs in charging process.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of special liquid cooling cable of new-energy automobile direct current 600A charging guns, including quilt outside liquid cooling cable insulation（1）And setting
The quilt outside liquid cooling cable insulation（1）Interior PE lines（10）With several signal wires（9）, the outer quilt of the liquid cooling cable insulation（1）It is interior
Two liquid cooling cables of direct current DC+ and direct current DC- are additionally provided with, every cable is by software conducting wire（2）With oversheath insulating sleeve
(3）Composition, the oversheath insulating sleeve (3 of direct current DC+ cables）For red, the oversheath insulating sleeve (3 of direct current DC- cables）
For black, software conducting wire（2）It is arranged in outer jacket insulation casing (3）It is interior, software conducting wire（2）With oversheath insulating sleeve (3）
Between the gap that is arranged be cooling passage（201）, it is characterized in that：Two software conducting wires（2）One end be both connected to tail
Portion is bent liquid cooling terminal (5）On, the other end is separately connected there are one noncontact electrode (4）；
The tail portion bending liquid cooling terminal (5）It is during one end open one end is silent including charging gun liquid cooling terminal body (51)
Hollow structure；The front end of each charging gun liquid cooling terminal body (51) is and software conducting wire（2）The opening terminals being correspondingly connected with
(53), tail end is the silent plug end (52) being correspondingly connected with electric vehicle charging socket；Two charging gun liquid cooling terminal bodies
(51) it is arc-shaped bend structure in the middle part of opening terminals (53) end and charging gun liquid cooling terminal body (51), and two
The bending angle at position is consistent, and bending direction is opposite；Two charging gun liquid cooling terminal bodies at silent plug end (52)
(51) it is connected the internal cavities of both by the connecting pipe component (57) that insulate between, and the connecting pipe component (57) that insulate is vertical
In the plane of bending of two charging gun liquid cooling terminal bodies (51)；Software conducting wire（2）One end end be electrically connected at opening and connect
In the internal cavities of line end (53), the oversheath insulating sleeve (3 of corresponding portion）Pass through clip（6）Set is pressed in opening terminals
(53) on outer wall；
The noncontact electrode (4）There are two settings, and each noncontact electrode includes the electrode body for having cavity structure
（401）, electrode body（401）One end be provided with conducting wire connector（404）, conducting wire connector（404）With the liquid of liquid cooling cable
Cold passage is connected；Electrode body（401）On also set up there are one coolant liquid import and export（403）, the coolant liquid inlet and outlet
（403）With conducting wire connector（404）It is connected；Software conducting wire（2）Other end end be electrically connected conducting wire connector（404）'s
In internal cavities, the oversheath insulating sleeve (3 of corresponding portion）Pass through clip（6）Set is pressed in conducting wire connector（404）It is outer
On wall, cooling passage（201）With noncontact electrode (4）Coolant liquid inlet and outlet（403）It is connected.
2. the special liquid cooling cable of new-energy automobile direct current 600A charging guns as described in claim 1, it is characterized in that：It is described two
The evagination openings being connected with inside are equipped on the outer diameter of charging gun liquid cooling terminal body (51)（55）, and the two evaginations
The outer end of openings (55) passes through the connecting pipe component that insulate（57）It is connected to the internal cavities of charging gun liquid cooling terminal body (51).
3. the special liquid cooling cable of new-energy automobile direct current 600A charging guns as described in claim 1, it is characterized in that：The charging
Silent plug end (52) position is provided with outstanding be used for and charging gun gun body on the outer diameter of rifle liquid cooling terminal body (51)
The locating piece (54) of connection, evagination openings（55）Front end in locating piece (54), the charging gun liquid cooling terminal body are set
(51) curvature is corresponding with the charging gun bending curvature of cavity consistent；Described two charging gun liquid cooling terminal bodies (51)
Evagination openings (55) inner end is both provided with 900Bend pipe (56), 900Bend pipe (56) is located at corresponding charging gun liquid cooling terminal body
(51) in cavity, and the cavity bottom of charging gun liquid cooling terminal body (51) is passed to.
4. the special liquid cooling cable of new-energy automobile direct current 600A charging guns as claimed in claim 2, it is characterized in that：One of them
Evagination openings (55) inner circle is provided with internal thread, another evagination openings (55) outer circle is provided with external screw thread；The insulation
Connecting pipe component (57) includes insulated conduit (571), insulation locking nut (572), trumpet type nut (573) and sealing ring
(574), insulated conduit (571) is hollow structure, which is cooling passage, on the both ends end face of conduit (571)
It is provided with annular groove (575), sealing ring (574) is provided in annular groove (575)；Insulated conduit（571）One end be provided with
Openings (55) matched external screw thread of one of liquid cooling terminal passes through insulating nut (572) at cooperation and locks；Insulation
The other end of conduit (571) is set as inverted cone-shaped structure, passes through internal thread and another openings of trumpet type nut (573)
(55) external screw thread screws cooperation, and the inner conical surface of trumpet type nut (573) compresses the male cone (strobilus masculinus) of insulated conduit (571)；Described
Open joint end（53）Outer wall is equipped with gingival cyst of mucous gland in the newborn button, oversheath insulating sleeve (3）Pass through clip（6）Casing pressure gingival cyst of mucous gland in the newborn is buckled；It is described to close
The end of mouth plug end (52) is additionally provided with insulating sheath（510）.
5. the special liquid cooling cable of new-energy automobile direct current 600A charging guns as described in claim 1, it is characterized in that：The electrode
Ontology（401）On be additionally provided with electrode mounting hole（402）, electrode body（401）Pass through electrode mounting hole（402）It is fixedly connected with
Electrode mounting plate（406）.
6. the special liquid cooling cable of new-energy automobile direct current 600A charging guns as described in claim 1, it is characterized in that：The cooling
Liquid is imported and exported（403）It is arranged in electrode body（401）Root rear end, with electrode body（401）Section it is vertical;It is described to lead
Line connector（404）Gingival cyst of mucous gland in the newborn button is provided on the outer diameter of root（405）, oversheath insulating sleeve (3）Pass through clip（6）Casing pressure gingival cyst of mucous gland in the newborn
It buckles.
7. the special liquid cooling cable of new-energy automobile direct current 600A charging guns as described in claim 4 or 6, it is characterized in that：It is described
Clip（6）It is the hollow cylindrical structure that surfaces externally and internally is smooth before locking, plasticity becomes after locking for hollow cylindrical structure
Shape be and conducting wire connector（404）With open joint end（53）The matched shape of outer wall gingival cyst of mucous gland in the newborn mouth.
8. the special liquid cooling cable of new-energy automobile direct current 600A charging guns as described in claim 1, it is characterized in that：It is described two
Coolant liquid is imported and exported（403）Bore area be both provided with internal thread, be separately connected coolant liquid inlet and outlet quick union (8）, one
A is coolant liquid inlet port, the other is cooling fluid outlet.
9. the special liquid cooling cable of new-energy automobile direct current 600A charging guns as described in claim 1, it is characterized in that：The software
Conductor part includes software copper stranded conductor（202）And protection network（203）, software copper stranded conductor（202）Through being embedded in protection network（203）
Inside, oversheath insulating sleeve (3）With protection network（203）Between be provided with cricoid cooling passage（201）；The software
Copper stranded conductor（202）For strands core, section is 35~60 square millimeters；The strands core is by more minor diameters
Tin-coated copper single line is twisted into small strand, and the multiple small strand is twisted into a software conducting wire；The protection network（203）It is tin plating
Copper wire line mesh grid.
10. the special liquid cooling cable of new-energy automobile direct current 600A charging guns as claimed in claim 9, it is characterized in that：It is described soft
Body conducting wire（2）One end and tail portion bending liquid cooling terminal (5）When connection, software copper stranded conductor（202）And protection network（203）Semicircle pressure
It is connected on tail portion bending liquid cooling terminal (5）Inner wall on, cooling passage（201）Extend to charging gun liquid cooling terminal (5）Cavity
Bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810574607.9A CN108806851B (en) | 2018-06-06 | 2018-06-06 | Special liquid cooling cable of new energy automobile direct current 600A rifle that charges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810574607.9A CN108806851B (en) | 2018-06-06 | 2018-06-06 | Special liquid cooling cable of new energy automobile direct current 600A rifle that charges |
Publications (2)
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| CN108806851A true CN108806851A (en) | 2018-11-13 |
| CN108806851B CN108806851B (en) | 2021-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810574607.9A Active CN108806851B (en) | 2018-06-06 | 2018-06-06 | Special liquid cooling cable of new energy automobile direct current 600A rifle that charges |
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| Country | Link |
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| CN (1) | CN108806851B (en) |
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| CN109301963A (en) * | 2018-11-15 | 2019-02-01 | 珠海格力电器股份有限公司 | Flat wire winding, motor stator and motor |
| CN111376762A (en) * | 2020-03-20 | 2020-07-07 | 中国矿业大学 | High-power charging connector cooling device for new energy automobile |
| CN113140370A (en) * | 2021-04-29 | 2021-07-20 | 河南讯达电缆有限公司 | New energy automobile fills electric pile private cable |
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| CN113140370B (en) * | 2021-04-29 | 2022-11-29 | 河南讯达电缆有限公司 | New energy automobile fills electric pile private cable |
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| CN108806851B (en) | 2021-01-01 |
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