CN208753041U - The cooling charging cable of liquid and electric vehicle rapid charging equipment - Google Patents
The cooling charging cable of liquid and electric vehicle rapid charging equipment Download PDFInfo
- Publication number
- CN208753041U CN208753041U CN201821566490.1U CN201821566490U CN208753041U CN 208753041 U CN208753041 U CN 208753041U CN 201821566490 U CN201821566490 U CN 201821566490U CN 208753041 U CN208753041 U CN 208753041U
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- bracket
- cooling
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- 238000001816 cooling Methods 0.000 title claims abstract description 28
- 239000007788 liquid Substances 0.000 title claims abstract description 21
- 239000000498 cooling water Substances 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000011241 protective layer Substances 0.000 claims abstract description 31
- 239000012782 phase change material Substances 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 claims 1
- 239000002826 coolant Substances 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 230000008054 signal transmission Effects 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 229920001684 low density polyethylene Polymers 0.000 description 6
- 239000004702 low-density polyethylene Substances 0.000 description 6
- 239000000741 silica gel Substances 0.000 description 6
- 229910002027 silica gel Inorganic materials 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 239000012188 paraffin wax Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000005439 thermosphere Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 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
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present disclosure discloses a kind of cooling charging cable of liquid and electric vehicle rapid charging equipment, including protective layer, it is arranged at intervals with cavity along its extension direction in the protective layer, cavity inside fills phase-change material；Several brackets are laid in protective layer; multiple receiving bayonets are provided on each bracket; it is respectively used to accommodate and fixes each cable core; cooling water pipe is provided at the center of the bracket; the cooling water pipe includes water inlet pipe and several return pipes; the return pipe exit is equipped with temperature element; Heat Conduction Material is filled in gap between the bracket, cooling water pipe and each cable core; by the temperature for monitoring charging cable; the flow or/and flow velocity of coolant liquid in cooling water pipe are controlled, realizes the active cooling under different charging operating conditions.
Description
Technical field
This disclosure relates to a kind of cooling charging cable of liquid and electric vehicle rapid charging equipment.
Background technique
Electric car has many advantages, such as that zero-emission, low energy consumption, vibrating noise is small, and more friendly for ecological environment,
It is rapidly developed in recent years.With the raising that people require electric car comprehensive performance, quick charge becomes electronic vapour
Vehicle needs the key technology of development at present, and to save driver in the waiting time of charging station, that improves electric car uses body
It tests.But the charging cable of electric car generallys use copper as power transmission material, although its resistance is smaller, with charging
The promotion of electric current, the Joule heat of generation still can increase considerably, if cannot quickly export these heats, be likely to result in
The temperature of cable is excessively high, even results in cable fusing, generates security risk.With the increase of electric car ownership, charging pile
Frequency of use be also continuously improved, the charging cable of high-frequency Reusability is easy to produce more serious heating problem, therefore cold
But it requires also higher.
Existing literature has carried out the improvement of different technologies means also for the above problem, but has some disadvantages,
Such as: a kind of Chinese patent " charging pile cable " notification number is CN206864235U, discloses the fender bracket for running through cable,
For fixing the position of each internal cable core, the buckle resistance energy of cable is improved, but the cable is produced when charging current is higher
Raw heat can not be exported, it is difficult to suitable for the electric vehicle rapid charging with quick charge and high-frequency charge requirement
Stake.
Chinese patent " charging pile cable ", notification number CN206331828U, this document increases cable with armor
Mechanical performance, but its internal cable core arrangement is close, thermal accumlation is be easy to cause in quick charge, and electric power cable core is exhausted
Edge layer, which is such as destroyed, will cause short circuit, or even cause fire.
Utility model content
The disclosure to solve the above-mentioned problems, proposes a kind of cooling charging cable of liquid and electric vehicle rapid charging is set
Standby, the cooling effect of charging cable has been greatly enhanced using the Active liquid type of cooling for the disclosure, reduces charging cable
Temperature improves safety of electric car during quick charge.
To achieve the goals above, the disclosure adopts the following technical scheme that
A kind of cooling charging cable of liquid, including protective layer, the protective layer is interior to be arranged at intervals with along its extension direction
Cavity, cavity inside fill phase-change material；
It is laid with several brackets in the protective layer, multiple receiving bayonets are provided on each bracket, are respectively used to accommodate
And each cable core is fixed, it is provided with cooling water pipe at the center of the bracket, the cooling water pipe includes water inlet pipe and several times
Water pipe, the return pipe exit are equipped with temperature element, fill out in the gap between the bracket, cooling water pipe and each cable core
Heat Conduction Material is filled, by monitoring the temperature of charging cable, the flow or/and flow velocity of coolant liquid in cooling water pipe is controlled, realizes not
With the active cooling under charging operating condition.
It is limited as further, the protective layer is made of the insulating materials of antiwear heat resisting, wraps bracket, each cable
Core and cooling water pipe.
Certainly, protective layer can be multilayer or single layer structure, when it is multilayered structure, can have preferably protection function
Can, guarantee that cable core and cooling water pipe are not damaged, these are the usual means in art technology, and details are not described herein, no
It is multilayer or single layer by protective layer, the protection scope of the disclosure ought to be belonged to.
It is limited as further, the bracket is annular, and outer diameter matches with protective layer internal diameter, internal circumference distribution
There are multiple arc-shaped bayonets for being used to keep each cable core, the internal diameter of bayonet matches with each conductor assembly outer diameter, between adjacent bayonet
The outer diameter of the return pipe of gap and cooling water pipe matches.
The internal diameter of above-mentioned bracket outer diameter and protective layer matches, and refers to that its outer diameter is equal to or is slightly smaller than the interior of protective layer
Diameter guarantees that the outside of bracket can support protective layer, protects not winding and being not easy to press for each cable core to a certain extent
Damage.
It limits as further, is interference fitted between each cable core arc-shaped bayonet corresponding with bracket.
Interference fit connection can guarantee that each bayonet can consolidate on the outside of engaging cable core, guarantee that stablizing for cable core is fixed.
It is limited as further, the water inlet pipe is placed in the center of bracket, and each return pipe is set to branch
Between the adjacent circular arc shape bayonet of frame.
Water inlet pipe is set to center, can be guaranteed equal along the equally distributed each cable core of protective layer inside diameter hoop
Water inlet pipe can be contacted or be closed on, guarantees that the cooling of each cable core is more uniform.
It is limited as further, the cooling water pipe includes at least one water inlet pipe and Duo Gen return pipe composition, water inlet
Tube inlet is connected with the outlet of extraneous cooling water circulation pipe, is more return pipes in cable other end fork and turns back, return water
Pipe outlet is connected with the entrance of extraneous cooling water circulation pipe.
It is limited as further, the water inlet pipe inlet is equipped with adjustable speed water pump, pacifies respectively in return pipe exit
Fill temperature element.
It is limited as further, the temperature element is thermocouple.
It is limited as further, the bracket is multiple, and each bracket presses one on the extending direction of entire cable
Set a distance is uniformly distributed.
By setting multiple for bracket, it can be avoided too long bracket, guarantee that charging cable has normal bending function
Can, and the investment of cost is reduced to a certain extent.
It is limited as further, is clearance fit between the bracket and protective layer.
It is limited as further, the Heat Conduction Material is heat conductive silica gel.
A kind of electric vehicle rapid charging equipment, using the cooling charging cable of aforesaid liquid, one end of the charging cable
It is connected with the electronic control unit of the cooling water circulation pipe of charging equipment and charging equipment, the other end is connected with charging gun
It connects, the electronic control unit connects temperature element, reads temperature signal and controls the stream of circulating chilled water pipeline or cooling water pipe
Amount, the voltage and current of the real-time adjustment charging to match.
Above-mentioned charging equipment includes but is not limited to charging pile.
It is limited as further, the cable core includes but is not limited to electric power cable core, signal control cable core and signal transmission
Cable core, wherein electric power cable core is the conductor of two external package insulating layers, is used for transmission charging current；Signal controls cable core
The external communications cable for successively wrapping up shielded layer and thermal insulation layer, is used for transmission charging control signal；It is outside that signal, which transmits cable core,
The communications cable for wrapping up thermal insulation layer, is used for transmission battery status signal.
Certainly, in other embodiments, when charging equipment replaces with other charging equipments, or filled applied to different
When electric object, above-mentioned cable core replace accordingly, these changes are readily apparent that direct for technical field personnel
Replacement, ought to belong to the protection scope of the disclosure.
Compared with prior art, the disclosure has the beneficial effect that
1, the cooling effect of charging cable has been greatly enhanced by the Active liquid type of cooling for cooling charging cable, reduces
The temperature of charging cable, improves the safety of application during the charging process；
2, the heat that electric power cable core generates quickly is conducted to cooling water by the heat conductive silica gel filled in charging cable
Pipe, enhances the heat transfer between electric power cable core and cooling water pipe, further improves cooling effect；
3, each cable core is maintained a certain distance in charging cable by bracket, reduce the heat between electric power cable core
Transmitting and accumulation, the probability that short circuit occurs when reducing insulating layer damage；
4, under extreme operating condition when the temperature in charging cable is more than setting value, the phase-change material filled in protective layer can be with
Melted by phase transformation and absorb heat, delayed the raising of charging cable temperature, improve safety；
5, it when cooling charging cable is applied to electric vehicle rapid charging, can be read by electronic control unit ECU
Temperature sensor signal on charging cable return pipe and the flow for controlling adjustable speed water pump, can carry out the temperature of charging cable
Real-time monitoring and accurate control, improve the cooling effect under different charging operating conditions and environment temperature.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is the axonometric drawing of the overall structure diagram of the disclosure；
Fig. 2 is the axonometric drawing of the overall structure diagram of the disclosure and Fig. 1 opposite direction；
Fig. 3 is the front view of disclosure overall structure diagram；
Fig. 4 is the A-A cross-sectional view of Fig. 3；
Fig. 5 is the B-B cross-sectional view of Fig. 3；
Fig. 6 is the front view of disclosure protective layer schematic diagram；
Fig. 7 is the A-A cross-sectional view of Fig. 6；
Fig. 8 is the schematic diagram of disclosure bracket；
Fig. 9 is the schematic diagram of disclosure control circuit.
Wherein:
1, protective layer
2, cooling water pipe 2-1, water inlet pipe 2-2-1, return pipe 2-2-2, return pipe 2-2-3, return pipe 2-2-4, return
Water pipe
3-1, electric power cable core 3-2, electric power cable core
4, signal control cable core 4-1-1, signal control communications cable 4-1-2, signal control communications cable 4-2, signal
Control shielded layer 4-3, signal controls thermal insulation layer
5, signal transmission cable core 5-1, signal transmission thermal insulation layer 5-2-1, signal transmission communications cable 5-2-2, signal pass
The defeated communications cable
6-1, thermocouple 6-2, thermocouple 6-3, thermocouple 6-4, thermocouple
7, adjustable speed water pump
8, bracket
9, phase-change material
10, electronic control unit ECU.
Specific embodiment:
The disclosure is described further with embodiment with reference to the accompanying drawing.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
In the disclosure, term for example "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", " side ",
The orientation or positional relationship of the instructions such as "bottom" is to be based on the orientation or positional relationship shown in the drawings, only to facilitate describing this public affairs
The relative for opening each component or component structure relationship and determination, not refers in particular to either component or element in the disclosure, cannot understand
For the limitation to the disclosure.
In the disclosure, term such as " affixed ", " connected ", " connection " be shall be understood in a broad sense, and indicate may be a fixed connection,
It is also possible to be integrally connected or is detachably connected；It can be directly connected, it can also be indirectly connected through an intermediary.For
The related scientific research of this field or technical staff can determine the concrete meaning of above-mentioned term in the disclosure as the case may be,
It should not be understood as the limitation to the disclosure.
Clearly to illustrate technical solution, electric automobile charging station is applied to the charging cable with refrigerating function
Quick charge stake on carry out embodiment and illustrate.But it will be apparent to those skilled in the art that this has cooling function
The charging cable of energy can be applied not only to the charging of electric car, is also applicable to other and needs the quick export of progress hot
Amount guarantees that cable uses in safe equipment or application environment.
With this corresponding, it is only necessary to which each cable core in cooling charging cable is replaced and is adapted to accordingly.
Likewise, there is the charging cable of refrigerating function can also be applied to quickly filling for other electric automobile charging stations for this
In electric equipment, such as charging cabinet.Above-mentioned replacement belongs to what those skilled in the art were readily apparent that, ought to belong to the disclosure
In protection scope.
As shown in Figure 1 and Figure 2, the electronic control unit of the cooling water circulation pipe and charging pile of one end and charging pile
ECU10 is connected, and the other end is connected with charging gun, and structure mainly includes protective layer 1, cooling water pipe 2, bracket 8, thermocouple
6-1, thermocouple 6-2, thermocouple 6-3, thermocouple 6-4, thermocouple 6-5, adjustable speed water pump 7, low density polyethylene (LDPE)/paraffin compound phase
Become material 9 and heat conductive silica gel.
Compatible, in the present embodiment, each cable core includes electric power cable core 3-1, electric power cable core 3-2, signal control cable core
4, signal transmits cable core 5.
As detailed description, protective layer 1 is made of the insulating materials of antiwear heat resisting, for wrapping up electric power cable core 3-1, electricity
Power cable core 3-1, signal control cable core 4, signal transmission cable core 5, bracket 8 and cooling water pipe 2.
As shown in fig. 7, elongatedness direction is distributed toroidal cavity at regular intervals between the inner and outer surfaces of protective layer, annular
Cavity inside fills low density polyethylene (LDPE)/paraffin composite phase change material 9.
As shown in figure 8, bracket 8 is the ring support made of micarex, outer diameter matches with 1 internal diameter of protective layer, interior
There are four for keeping electric power cable core 3-1, electric power cable core 3-2, signal control cable core 4 and signal transmission 5 relative position of cable core in portion
Arc-shaped bayonet, the internal diameter of bayonet matches with each conductor assembly outer diameter, the return water of the distance between adjacent bayonet and cooling water pipe 2
Pipe 2-2-1, return pipe 2-2-2, return pipe 2-2-3, return pipe 2-2-4 match.
Certainly, in other embodiments, bracket 8 can be other insulating materials, be the conventional selection of fields,
This is repeated no more.
As shown in Figure 4, Figure 5, electric power cable core 3-1, electric power cable core 3-2 are the copper core of two external extruded insulation layers, are used for
Transmit charging current.Signal control cable core 4 is the signal control communication line that outside successively extrudes shielded layer 4-1 and thermal insulation layer 4-2
Cable 4-1-1, signal control communications cable 4-1-2, are used for transmission charging control signal.Signal transmission cable core 5 be outside extrude every
Signal transmission communications cable 5-2-1, the signal of thermosphere 5-1 transmits communications cable 5-2-2, is used for transmission battery status signal.
As shown in Figure 4, Figure 5, electric power cable core 3-1, electric power cable core 3-2 are installed into two opposite circular arcs of bracket 8 respectively
In shape bayonet, signal is controlled into cable core 4 and signal transmission cable core 5 is installed into other two arc-shaped bayonet of bracket 8 respectively
In, by being interference fitted fixed position between each cable core and bracket 8；Water inlet pipe 2-1 is placed among bracket 8, by return pipe
2-2-1, return pipe 2-2-2, return pipe 2-2-3, return pipe 2-2-4 are separately mounted between the adjacent circular arc shape bayonet of bracket 8.
Bracket 8 is uniformly distributed at a certain distance on entire cable length, electric power cable core 3-1, electric power cable core 3-2, signal control cable core 4, letter
Number transmission cable core 5, cooling water pipe 2 and bracket 8 assembly be installed into protective layer 1；Match between bracket 8 and protective layer 1 for gap
It closes；Electric power cable core 3-1, electric power cable core 3-2, signal control cable core 4, signal transmission cable core 5, cooling water pipe 2 and branch in protective layer
Fill heat conductive silica gel in gap between frame 8.
As shown in Figure 4, Figure 5, cooling water pipe 2 is by a water inlet pipe 2-1 and return pipe 2-2-1, return pipe 2-2-2, return water
Pipe 2-2-3, return pipe 2-2-4 composition, water inlet pipe 2-1 entrance is connected with the outlet of the cooling water circulation pipe of charging pile, in electricity
Cable other end fork is return pipe 2-2-1, return pipe 2-2-2, return pipe 2-2-3, return pipe 2-2-4 and turns back that return pipe goes out
Mouth is connected with the entrance of the cooling water circulation pipe of charging pile.Adjustable speed water pump 7 is installed in the inlet water inlet pipe 2-1, in return pipe
Thermocouple 6-1, thermocouple 6-2, heat are installed in 2-2-1, return pipe 2-2-2, return pipe 2-2-3, the exit return pipe 2-2-4 respectively
Galvanic couple 6-3, thermocouple 6-4.
As shown in figure 9, thermocouple 6-1, thermocouple 6-2, thermocouple 6-3, thermocouple 6-4 and adjustable speed water pump 7 respectively with fill
The electronic control unit ECU10 of electric stake is connected.
The present embodiment is applied to the operational process of electric vehicle rapid charging stake:
When charging pile carries out quick charge to electric car, adjustable speed water pump 7 is first passed through cooling water with default speed, simultaneously
Thermocouple 6-1, thermocouple 6-2, thermocouple 6-3, thermocouple 6-4 monitor return pipe 2-2-1, return pipe 2-2-2, return pipe in real time
2-2-3, the exit return pipe 2-2-4 temperature and be sent to electronic control unit ECU10.
Signal transmission cable core 5 is used to transmit the battery status information and information of charging pile of electric car, connection charging pile electricity
Sub-control unit ECU10 and electric car electronic control unit.It is passed according to the charging strategy of quick charge and signal transmission cable core 5
The information passed, charging pile electronic control unit ECU10 control the voltage and current of the adjustment charging in real time of cable core 4 by signal.
When the temperature of electric power cable core 3-1,3-2 increase, since bracket 8 makes to have a fixed gap between each cable core and fills
Heat conductive silica gel, the heat generated are quickly absorbed by heat conductive silica gel and are conducted to cooling water pipe 2.Coolant liquid in cooling water pipe 2
It absorbs heat and takes heat out of charging cable, thermocouple 6-1, thermocouple 6-2, thermocouple 6-3, thermocouple 6-4 detection in time
The temperature arrived is higher, and it is higher to represent electric power cable core 3-1, the temperature of electric power cable core 3-2, and charging pile electronic control unit ECU10 is logical
The flow for crossing control adjustable speed water pump 7 increases cooling liquid speed, keeps the temperature of electric power cable core in safe range.
Under extreme operating condition, when adjustable speed water pump 7 reaches maximum stream flow and the temperature of electric power cable core 3-1,3-2 continue to rise and reaches
When certain value, the low density polyethylene (LDPE)/paraffin composite phase change material 9 being filled in the toroidal cavity of protective layer 1, which starts to melt, to be inhaled
Heat, and keep temperature-resistant in the process, delay the rising of electric power cable core 3-1,3-2 temperature, while the electronics control of charging pile
Unit ECU10 processed cuts off the power, and forces to stop charging, to protect charging cable, fire preventing.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Although above-mentioned be described in conjunction with specific embodiment of the attached drawing to the disclosure, model not is protected to the disclosure
The limitation enclosed, those skilled in the art should understand that, on the basis of the technical solution of the disclosure, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within the protection scope of the disclosure.
Claims (10)
1. a kind of cooling charging cable of liquid, it is characterized in that: including protective layer, the protective layer is interior along its extension direction interval
It is provided with cavity, cavity inside fills phase-change material；
It is laid with several brackets in the protective layer, multiple receiving bayonets are provided on each bracket, be respectively used to accommodate and consolidates
Fixed each cable core, is provided with cooling water pipe at the center of the bracket, and the cooling water pipe includes water inlet pipe and several return pipes,
The return pipe exit is equipped with temperature element, fills and leads in the gap between the bracket, cooling water pipe and each cable core
Hot material.
2. the cooling charging cable of a kind of liquid as described in claim 1, it is characterized in that: the bracket is annular, and outer diameter with
Protective layer internal diameter matches, and multiple for keeping the arc-shaped bayonets of each cable core, the internal diameter of bayonet and each is distributed in internal circumference
Conductor assembly outer diameter matches, and the outer diameter of the return pipe in gap and cooling water pipe between adjacent bayonet matches.
3. the cooling charging cable of a kind of liquid as claimed in claim 2, it is characterized in that: each cable core is corresponding with bracket
It is interference fitted between arc-shaped bayonet.
4. the cooling charging cable of a kind of liquid as claimed in claim 2, it is characterized in that: the water inlet pipe is placed in bracket
Heart position, each return pipe are set between the adjacent circular arc shape bayonet of bracket.
5. the cooling charging cable of a kind of liquid as described in claim 1, it is characterized in that: the cooling water pipe includes at least one
Water inlet pipe and Duo Gen return pipe composition, water inlet tube inlet is connected with the outlet of extraneous cooling water circulation pipe, in the cable other end
Fork is more return pipes and turns back that return pipe outlet is connected with the entrance of extraneous cooling water circulation pipe.
6. the cooling charging cable of a kind of liquid as described in claim 1, it is characterized in that: the water inlet pipe inlet is equipped with tune
Fast water pump installs temperature element in return pipe exit respectively.
7. the cooling charging cable of a kind of liquid as described in claim 1, it is characterized in that: the bracket be it is multiple, and each
Frame is uniformly distributed at a certain distance on the extending direction of entire cable.
8. the cooling charging cable of a kind of liquid as described in claim 1, it is characterized in that: between being between the bracket and protective layer
Gap cooperation.
9. a kind of electric vehicle rapid charging equipment, it is characterized in that: application such as liquid of any of claims 1-8 is cold
But charging cable, the electronic control of one end of the charging cable and the cooling water circulation pipe of charging equipment and charging equipment
Unit is connected, and the other end is connected with charging gun, and the electronic control unit connects temperature element, reads temperature signal and controls
The flow of refrigeration water circulation pipe or cooling water pipe, the voltage and current of the real-time adjustment charging to match.
10. a kind of electric vehicle rapid charging equipment as claimed in claim 9, it is characterized in that: the cable core includes but unlimited
Cable core is transmitted in electric power cable core, signal control cable core and signal, wherein electric power cable core is leading for two external package insulating layers
Body is used for transmission charging current；It is the external communications cable for successively wrapping up shielded layer and thermal insulation layer that signal, which controls cable core, for passing
Defeated charging control signal；Signal transmits the communications cable that cable core is external package thermal insulation layer, is used for transmission battery status signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821566490.1U CN208753041U (en) | 2018-09-25 | 2018-09-25 | The cooling charging cable of liquid and electric vehicle rapid charging equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821566490.1U CN208753041U (en) | 2018-09-25 | 2018-09-25 | The cooling charging cable of liquid and electric vehicle rapid charging equipment |
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| CN208753041U true CN208753041U (en) | 2019-04-16 |
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| CN201821566490.1U Expired - Fee Related CN208753041U (en) | 2018-09-25 | 2018-09-25 | The cooling charging cable of liquid and electric vehicle rapid charging equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109215873A (en) * | 2018-09-25 | 2019-01-15 | 山东大学 | The cooling charging cable of liquid and electric vehicle rapid charging equipment |
| CN116072338A (en) * | 2023-04-06 | 2023-05-05 | 亚星线缆集团有限公司 | Submarine ultrahigh-voltage cable with temperature measuring unit |
-
2018
- 2018-09-25 CN CN201821566490.1U patent/CN208753041U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109215873A (en) * | 2018-09-25 | 2019-01-15 | 山东大学 | The cooling charging cable of liquid and electric vehicle rapid charging equipment |
| CN116072338A (en) * | 2023-04-06 | 2023-05-05 | 亚星线缆集团有限公司 | Submarine ultrahigh-voltage cable with temperature measuring unit |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |