CN218839214U - Double-liquid-cooling charging gun shared liquid cooling source - Google Patents
Double-liquid-cooling charging gun shared liquid cooling source Download PDFInfo
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- CN218839214U CN218839214U CN202220889544.8U CN202220889544U CN218839214U CN 218839214 U CN218839214 U CN 218839214U CN 202220889544 U CN202220889544 U CN 202220889544U CN 218839214 U CN218839214 U CN 218839214U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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Abstract
A double liquid cooling charging guns share a liquid cooling source, and the double liquid cooling charging guns comprise a U-shaped liquid storage tank, a cooling unit, a power supply and a control unit; the U-shaped liquid storage tank is of a hollow U-shaped structure made of rectangular metal tubes, the cooling unit is fixedly arranged in the middle of the U-shaped liquid storage tank, and the power supply and the control unit are fixedly arranged on two sides of the U-shaped liquid storage tank to form a liquid cooling source with a compact space structure; the power module in the cooling unit is provided with two sets of power pumps, and each power pump independently outputs one path of cooling liquid to carry out liquid cooling on one set of liquid cooling charging gun and cable; one cooling source can be used for two 600A liquid cooling charging guns to charge two electric vehicles at the same time. In addition, the cooling unit is provided with the microchannel radiator with excellent heat dissipation performance, so that the temperature rise of the liquid cooling charging gun and the cable can be well controlled during large-current quick charging of the electric automobile, and the requirements of a super quick charging system on the volume of a liquid cooling source, the heat dissipation efficiency, the working energy consumption and the working reliability are fully met.
Description
Technical Field
The utility model relates to an electric automobile technical field that charges, concretely relates to cold rifle of charging of biliquid shares liquid cold source.
Background
The electric automobile is rapidly developed due to the advantages of no exhaust emission and no environmental pollution, and becomes a future development direction in the automobile field. At present, two factors are mainly used for restricting the development of the electric automobile: firstly, the battery has short cruising ability; second, the duration of charging. The problem of short battery endurance needs to be solved by improving the energy density of the lithium battery through the development of the lithium battery technology, but correspondingly, the charging time of the lithium battery is further prolonged.
Adopt 600A heavy current quick charge can show the charge time who shortens the lithium cell, but heavy current charging can lead to the high temperature problem of rifle terminal and cable conductor that charges, the terminal that uses liquid cooling technique cooling rifle and the conductor of cable can solve the high temperature problem, but corresponding must form a complete set and use special liquid cooling source, just can guarantee that "liquid cooling direct current charging rifle + liquid cooling cable" can not be overheated when bearing the charging current of 500A-1200A within range safely, nevertheless lack the special liquid cooling source who forms a complete set specially for cooling liquid cooling cable at present.
The existing liquid cooling source is replaced by a small hydraulic station of a hydraulic system after transformation, and the liquid cooling source can only be provided with a liquid cooling charging gun for charging. The liquid cold source structure comprises a case, an oil storage tank, a power pump, a radiating fin and a fan, wherein the space occupied by the oil storage tank in the liquid cold source is about one third of the volume of the whole liquid cold source, so that the existing liquid cold source has the problem of large overall volume and cannot be integrated in a charging pile; meanwhile, the existing liquid cooling source has the problems of poor heat dissipation effect and high power consumption in the working process, the temperature of the cooling liquid can be continuously increased when the charging gun and the cable are charged for a long time, and the charging gun and the cable cannot be effectively cooled well, so that the charging system is poor in reliability.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the background art, the utility model discloses a double liquid cooling charging gun sharing liquid cooling source, which comprises a U-shaped liquid storage box, a cooling unit, a direct current switch power supply and a control unit; the U-shaped liquid storage tank is of a hollow U-shaped structure made of a rectangular metal pipe; the cooling unit comprises a cooling unit mounting frame, a heat dissipation module and a power module. The heat dissipation module is fixedly arranged in the cooling unit mounting frame, the power module is fixedly arranged on a lower fixing plate of the cooling unit mounting frame, and the heat dissipation module and the power module are connected into a whole by the cooling unit mounting frame; the power module is provided with two motors and two liquid pumps, and every liquid pump can independently export the coolant liquid and carry out the liquid cooling heat dissipation for No. one, no. two liquid cooling charging guns and cable respectively, and a liquid cooling source can take two liquid cooling charging guns to charge for two electric automobile simultaneously. The cooling unit is fixedly arranged in the middle of the U-shaped liquid storage box, the direct-current switching power supply and the control unit are fixedly arranged on two sides of the U-shaped liquid storage box, and a liquid cooling source shared by the two liquid cooling charging guns and having a compact space structure is formed; in addition, the micro-channel heat radiator with excellent heat radiation performance is arranged in the cooling unit, and a good heat radiation effect can be achieved under the driving of a small-power heat radiation fan, so that when two 600A liquid cooling charging guns are used for simultaneously charging two electric vehicles respectively, the terminals of the charging guns and conductors of cables can achieve good liquid cooling heat radiation.
In order to realize the utility model aims at, the utility model adopts the following technical scheme: the device comprises a U-shaped liquid storage tank, a cooling unit, a direct-current switching power supply and a control unit; the U-shaped liquid storage box is a U-shaped liquid storage box body formed by connecting rectangular hollow pipes, and a cavity of each rectangular hollow pipe is a liquid storage space; a liquid cooling source mounting bottom plate is arranged at the bottom of the U-shaped liquid storage box body and used for mounting and fixing a liquid cooling source shared by the double liquid cooling charging guns in the charging pile; two liquid storage tank liquid outlets are arranged on the upper surface of the bottom of the U-shaped liquid storage tank body, a liquid level observation window is arranged on the front part close to the upper part of the left side of the U, and a liquid charging port, a liquid inlet and an air exhaust port are arranged at the top of the vertical side of the U; the cooling unit adopts the modular structure design, includes: the cooling unit mounting frame, the heat dissipation module and the power module are arranged on the base; the cooling unit mounting frame comprises an upper fixing plate and a lower fixing plate, a heat dissipation module is arranged between the upper fixing plate and the lower fixing plate and is fixedly connected with the cooling unit mounting frame through a screw rod, a power module is fixedly arranged below the lower fixing plate and forms a complete cooling unit module after being assembled, two power systems of a motor A and a liquid pump A and a motor B and a liquid pump B are arranged in the power module, and two paths of cooling liquid are output to be a first cooling liquid, a second cooling liquid charging gun and a cable for cooling liquid; the cooling unit is fixedly arranged in the middle of the U-shaped liquid storage box body; the direct-current switching power supply and the control unit are respectively and fixedly arranged on the two outer side surfaces of the U-shaped liquid storage tank; the heat dissipation module, the power module and the U-shaped liquid storage tank are connected through a cooling liquid pipeline. Liquid outlet pipes connected to liquid outlets of the liquid pump A and the liquid pump B are respectively used for connecting liquid inlets of the liquid cooling cable DC + electrodes of the charging guns I and II; two liquid return pipes connected to the liquid cooling source heat dissipation module A are respectively used for connecting liquid outlets of the liquid cooling cable DC-electrodes of the charging guns I and II. The direct-current switch power supply, the control unit and the power module are electrically connected; the liquid cold source is electrically connected with the charging pile; the control unit is in communication connection with the charging pile.
Furthermore, the cooling unit comprises a heat dissipation module A, a heat dissipation module B and a cooling fan, wherein the cooling fan is fixedly arranged between the heat dissipation module A and the heat dissipation module B; when the heat radiation fan works, the inlet air and the outlet air of the heat radiation fan pass through the heat radiation module, and the heat of the heat radiation module is taken away by the flowing air flow.
Furthermore, the heat dissipation module A and the heat dissipation module B both comprise two micro-channel radiators which are fixedly connected in an up-down overlapping manner; radiating module A, radiating module B sets up the purpose of two microchannel radiators, because in the structural design of this liquid cold source, square or the cuboid liquid reserve tank of former liquid cold source has been replaced with U style of calligraphy liquid reserve tank, the coolant liquid total amount of storage does not reduce in the liquid reserve tank, and at radiating module A, radiating module B all sets up two microchannel radiators, the microchannel radiator has also been full of the coolant liquid, it can be at the corresponding increase heat radiating area of limited internal volume to set up a plurality of microchannel radiators, make it have splendid radiating effect, the small volume in the liquid cooling source and radiating effect's perfect unity have been realized, consequently, make the liquid cooling source can integrate inside filling electric pile.
The heat dissipation module A is provided with two liquid inlets: a liquid inlet a and a liquid inlet b; the heat radiation module A is provided with a liquid path serial interface and a liquid outlet of the heat radiation module A. The liquid inlet a of the heat dissipation module A is connected with a first liquid return pipe; a liquid inlet b of the heat dissipation module A is connected with a No. II liquid return pipe; the serial connection port of the liquid path of the heat radiation module A is connected through a cooling liquid pipeline, and the liquid outlet of the heat radiation module A is connected to the heat radiation module B through the cooling liquid pipeline; hot cooling liquid flowing out of the No. one and No. two liquid-cooling charging gun cables respectively enters a first micro-channel radiator of the heat dissipation module A, and then enters a second micro-channel radiator through a serial connection port of a liquid path of the heat dissipation module A, so that the circulating cooling of the cooling liquid in the heat dissipation module A is completed; the heat radiation module B is provided with a liquid inlet of the heat radiation module B, a liquid path serial interface of the heat radiation module B and a liquid outlet of the heat radiation module B; the liquid inlet of the heat dissipation module B is connected with the liquid outlet of the heat dissipation module A through a cooling liquid pipeline, the liquid pipeline serial port of the heat dissipation module B is connected through a cooling liquid pipeline, and the liquid outlet of the heat dissipation module B is connected with the liquid inlet of the U-shaped liquid storage box through a cooling liquid pipeline; the cooling liquid which flows out from the liquid outlet of the heat dissipation module A and is cooled down after being cooled down enters a first micro-channel radiator from the liquid inlet of the heat dissipation module B, and then enters a second micro-channel radiator through the liquid path serial port of the heat dissipation module B, so that the cooling liquid is circulated in the heat dissipation module B and is cooled down again; and finally entering a U-shaped liquid storage tank.
Furthermore, the power module also comprises a motor A, a liquid pump A, a motor B and a liquid pump B; a motor A; the liquid inlet a of the liquid pump A and the liquid inlet B of the liquid pump B are connected with the liquid outlet of the U-shaped liquid storage box through cooling liquid pipelines.
Furthermore, two liquid inlets of the heat dissipation module A are respectively provided with two temperature sensors; and the liquid outlets of the liquid pump A and the liquid pump B are respectively provided with a pressure sensor. The temperature sensor and the pressure sensor are respectively electrically connected with the control unit.
Furthermore, the cooling liquid pipeline inside the liquid cooling source is a polytetrafluoroethylene corrugated pipe, the liquid cooling source and four cooling liquid pipelines externally connected are polytetrafluoroethylene corrugated pipes, and the outer wall of each corrugated pipe is provided with a flame-retardant glass fiber net.
Furthermore, protection plates are arranged in front of and behind the U-shaped liquid storage tank, and through holes are formed in the protection plates in an array mode.
Further, the cooling liquid is one of transformer oil, silicone oil, electronic fluoride liquid and ethylene glycol antifreeze liquid.
When one electric automobile charges or two electric automobiles charge simultaneously, fill electric pile and send the instruction according to the condition, the control unit of liquid cold source receives the instruction of filling electric pile and starts liquid pump work. The cooling liquid in the U-shaped liquid storage tank is sucked and driven by the liquid pump, the cooling liquid passes through a cable conductor of the liquid cooling gun and a terminal of the liquid cooling gun, then returns to the U-shaped liquid storage tank after the cooling unit of the liquid cooling source dissipates heat, and the cooling liquid circularly flows to exchange heat between the charging gun and the cable and the liquid cooling source until super quick charging is completed. The control unit always carries the liquid cooling cables out of the liquid cooling gun and the cables through the cooling liquid, a temperature sensor arranged at an inlet of the liquid cooling module A detects the temperature of the cooling liquid flowing out of the liquid cooling cables, the control unit controls the rotating speed of a motor and a cooling fan according to the temperature of the cooling liquid flowing out of the liquid cooling cables, when the 600A current is charged, the temperature rise of the cooling liquid of the liquid cooling gun and the cables is controlled to be below 40K, when the temperature exceeds a set temperature, the control unit can control the rotating speed of the motor and the rotating speed of the fan to be increased, the circulating flow of the cooling liquid and the air quantity flowing through the cooling module A and the cooling module B are increased, the cooling effect is improved, the temperature rise of the cooling liquid flowing back to a liquid cooling source from the liquid cooling cables is ensured to be lower than 40K, and the control process adopts closed-loop PID control; a high temperature problem of super quick charge rifle terminal and cable conductor has been fine solved to double liquid cooling rifle that charges sharing liquid cooling source. The pressure sensor is used for monitoring the pressure of the system and preventing the liquid cooling source from generating pipeline faults due to overhigh pressure of the cooling liquid.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has: the utility model discloses a double liquid cooling charging gun sharing liquid cooling source, which comprises a U-shaped liquid storage tank, a cooling unit, a direct current switch power supply and a control unit; the U-shaped liquid storage tank is of a hollow U-shaped structure made of a rectangular metal pipe; the cooling unit includes: cooling unit mounting bracket and heat dissipation module and power module. The cooling unit is fixed in the middle of the U-shaped liquid storage tank, the U-shaped upper opening of the U-shaped liquid storage tank is opened, and the cooling unit is very convenient to assemble and beneficial to mass production. The power module is provided with two cooling pumps, namely a first liquid-cooling charging gun and a second liquid-cooling charging gun, and a cable is used for liquid-cooling heat dissipation; direct current switching power supply, the fixed setting of control unit constitute a compact two liquid cold rifle that charges of spatial structure and share liquid cold source in U style of calligraphy liquid reserve tank both sides, and this liquid cold source has small in size's advantage, can integrate inside filling electric pile. The requirements of the super charging system on the volume, the cooling efficiency, the working energy consumption and the working reliability of a liquid cooling source are fully met.
Drawings
FIG. 1 is a schematic view of an appearance of a liquid cooling source shared by two liquid cooling charging guns;
FIG. 2 is a schematic diagram of an overall structure of a liquid cooling source shared by two liquid cooling charging guns;
FIG. 3 is a schematic view of a U-shaped liquid storage tank;
FIG. 4 is a schematic view of a cooling unit;
FIG. 5 is a schematic view of a cooling unit mounting bracket configuration;
FIG. 6 is an exploded view of a heat dissipation module;
FIG. 7 is a first schematic view of a heat dissipation module;
fig. 8 is a second schematic structural diagram of a heat dissipation module;
FIG. 9 is a schematic view of an electrode-connected liquid pump;
FIG. 10 is a schematic view of a single motor driving liquid cooling source pipeline connection;
FIG. 11 is a schematic diagram of the pipeline connection of the dual motor-driven liquid cooling source.
In the figure: 1. a U-shaped liquid storage tank; 1.1, a U-shaped liquid storage tank body; 1.2, a liquid storage tank bottom plate; 1.3, a liquid inlet of a U-shaped liquid storage tank; 1.4, a U-shaped liquid storage tank liquid outlet a;1.5, a U-shaped liquid storage tank liquid outlet b;1.6, a U-shaped liquid storage tank exhaust port; 1.7, a U-shaped liquid storage tank liquid level observation window; 1.8, a liquid filling opening of a U-shaped liquid storage tank; 1.9, a liquid cooling source fixing plate; 2. a cooling unit; 2.1, a cooling unit mounting rack; 2.1.1, an upper fixing plate; 2.1.2, a lower fixing plate; 2.2, a heat dissipation module; 2.2.1, a heat dissipation module A;2.2.1.1, a liquid inlet a of the heat dissipation module A;2.2.1.2, a liquid inlet b of the heat dissipation module A; 2.2.1.3, temperature sensor A;2.2.1.4, temperature sensor B;2.2.1.5, a liquid path serial interface of the heat dissipation module A; 2.2.1.6, a liquid outlet of the heat dissipation module A; 2.2.2, a heat radiation module B;2.2.2.1, a liquid inlet of a heat dissipation module B; 2.2.2.2, a liquid path serial interface of the heat radiation module B; 2.2.2.4, a liquid outlet of the heat dissipation module B; 2.2.3, a heat radiation fan; 2.3, a power module; 2.3.1, motor A;2.3.2, motor B;2.3.3, liquid pump A;2.3.3.1, liquid inlet of liquid pump A; 2.3.3.2, pressure sensor A;2.3.3.3, liquid outlet of liquid pump A; 2.3.4, liquid pump B;2.3.4.1, liquid inlet of liquid pump B; 2.3.4.2, pressure sensor B;2.3.4.3, liquid outlet of liquid pump B; 3. A direct current switching power supply; 4. a control unit.
Detailed Description
The purpose of the invention is to protect all the technical improvements that come within the scope of the invention by the following examples.
A double liquid cooling charging gun shares a liquid cooling source, which comprises a U-shaped liquid storage tank 1, a cooling unit 2, a direct current switch power supply 3 and a control unit 4; u style of calligraphy liquid reserve tank 1 includes that rectangle cavity tubular product connects the both sides top that constitutes U style of calligraphy liquid reserve tank body 1.1U word and is equipped with: a liquid storage tank liquid inlet 1.3, a liquid storage tank air outlet 1.6 and a liquid storage tank liquid inlet 1.8; the upper surface of the bottom of the U-shaped liquid storage box body (1.1) is provided with: a liquid outlet a1.4 of the liquid storage tank and a liquid outlet b1.5 of the liquid storage tank are respectively provided with a liquid level observation window 1.7 near the upper part in front of the left vertical edge, and a liquid cold source fixing plate 1.9 is arranged at the bottom of the U-shaped liquid storage tank;
the cooling unit 2 comprises a cooling unit mounting frame 2.1, a heat dissipation module 2.2 and a power module 2.3; the cooling unit mounting rack 2.1 comprises an upper fixing plate 2.1.1 and a lower fixing plate 2.1.2, and the upper fixing plate 2.1.1 and the lower fixing plate 2.1.2 are connected through a screw rod; the heat dissipation module 2.2 is fixedly arranged between the upper fixing plate 2.1.1 and the lower fixing plate 2.1.2, and the power module 2.3 is fixedly arranged at the lower part of the lower fixing plate 2.1.2; the cooling unit 2 is fixedly arranged in the middle of the U-shaped liquid storage box body 1.1. Protection plates are arranged in front of and behind the U-shaped liquid storage tank 1, and through holes are arranged on the protection plates in an array manner;
the power module 2.3 comprises a motor A2.3.1, a motor B2.3.2, a liquid pump A2.3.3 and a liquid pump B2.3.4, and the motor is in transmission connection with the liquid pump. The direct current switch power supply 3 and the control unit 4 are respectively and fixedly arranged on the two outer side surfaces of the U-shaped liquid storage box body 1.1; the heat dissipation module 2.2, the power module 2.3 and the U-shaped liquid storage box body 1.1 are connected through a cooling liquid pipeline;
the heat dissipation module 2.2 comprises a heat dissipation module A2.2.1, a heat dissipation module B2.2.2 and a heat dissipation fan 2.2.3, wherein the heat dissipation fan 2.2.3 is fixedly arranged between the heat dissipation module A2.2.1 and the heat dissipation module B2.2.2;
the heat dissipation module A2.2.1 and the heat dissipation module B2.2.2 both comprise two micro-channel radiators which are fixedly connected in an up-down overlapping manner; the heat dissipation module A2.2.1 is provided with a heat dissipation module A liquid inlet a2.2.1.1, a heat dissipation module A liquid inlet b2.2.1.2, a heat dissipation module A liquid path serial port 2.2.1.5 and a heat dissipation module A liquid outlet 2.2.1.6. The liquid inlet a2.2.1.1 of the heat dissipation module A is connected with a No. one liquid return pipe 2.2.1.7; a liquid inlet b2.2.1.2 of the heat dissipation module A is connected with a secondary liquid return pipe 2.2.1.8; a temperature sensor A2.2.1.3 and a temperature sensor B2.2.1.4 are respectively arranged at the connecting part; the liquid path serial port 2.2.1.5 of the heat radiation module A is connected through a cooling liquid pipeline, and the liquid outlet 2.2.1.6 of the heat radiation module A is connected to the heat radiation module B2.2.2 through a cooling liquid pipeline; the heat radiation module B2.2.2 is provided with a liquid inlet 2.2.2.1 of the heat radiation module B, a liquid path serial interface 2.2.2.2 of the heat radiation module B and a liquid outlet 2.2.2.4 of the heat radiation module B; a liquid inlet 2.2.2.1 of the heat dissipation module B is connected with a liquid outlet 2.2.1.6 of the heat dissipation module A through a cooling liquid pipeline, a liquid path serial port 2.2.2 of the heat dissipation module B is connected with a cooling liquid pipeline, a liquid outlet 2.2.2.4 of the heat dissipation module B is connected with a liquid inlet 1.3 of a U-shaped liquid storage tank through a cooling liquid pipeline, and a liquid outlet a1.4 of the U-shaped liquid storage tank is connected with a liquid inlet 2.3.3.1 of a liquid pump A; a liquid outlet B1.5 of the U-shaped liquid storage tank is connected with a liquid inlet 2.3.4.1 of the liquid pump B;
the power module 2.3 comprises a motor A2.3.1, a motor B2.3.2, a liquid pump A2.3.3 and a liquid pump B2.3.4. The liquid pump A2.3.3 is connected with the motor A2.3.1; the liquid pump B2.3.4 is connected with the motor B2.3.2; and each operates independently. The liquid pump A2.3.3 and the liquid pump B2.3.4 are respectively provided with: liquid inlet 2.3.3.3 of liquid pump A, liquid outlet 2.3.3.1 of liquid pump A, liquid inlet 2.3.4.1 of liquid pump B, and liquid outlet 2.3.4.3 of liquid pump B. A liquid inlet 2.3.3.3 of the liquid pump A is connected with a liquid outlet a1.4 of the U-shaped liquid storage tank; a liquid inlet 2.3.4.1 of the liquid pump B is connected with a liquid outlet B1.5 of the U-shaped liquid storage tank; the liquid outlet 2.3.3.1 of the liquid pump A is connected with the liquid outlet pipe 2.3.3.1 of the liquid pump A; the liquid outlet 2.3.4.3 of the liquid pump B is connected with the liquid outlet pipe 2.3.4.4 of the liquid pump B. A liquid outlet 2.3.3.1 of the liquid pump A is provided with a pressure sensor A2.3.3.2; a liquid outlet 2.3.4.3 of the liquid pump B is provided with a pressure sensor B2.3.4.2;
the control unit 4, the direct-current switching power supply 3, the cooling fan 2.2.3, the motor A2.3.1, the motor B2.3.2, the temperature sensor A2.2.1.3, the temperature sensor B2.2.1.4, the pressure sensor A2.3.3.2 and the pressure sensor B2.3.4.2 are correspondingly and respectively electrically connected with the control unit 4. The control unit 4 is electrically connected and in communication connection with the charging pile;
the internal connecting pipeline of the liquid cold source adopts a polytetrafluoroethylene corrugated pipe; liquid cold source and the pipeline of charging gun's cable electrode connection: the liquid outlet pipe 2.3.3.1 of the liquid pump A and the liquid return pipe 2.2.1.7 of the liquid pump A, the liquid outlet pipe 2.3.4.4 of the liquid pump B and the liquid return pipe 2.2.1.8 of the liquid pump B adopt polytetrafluoroethylene corrugated pipes, and the outer walls of the liquid outlet pipes are all woven with flame-retardant glass fiber nets.
The double-liquid-cooling charging gun shares a liquid cooling source, and the cooling liquid is one of transformer oil, silicon oil, electronic fluoride liquid and ethylene glycol antifreeze liquid.
The part of the utility model not detailed is prior art.
Claims (8)
1. The utility model provides a two liquid cold rifle that charge share liquid cold source which characterized by: comprises a U-shaped liquid storage box (1), a cooling unit (2), a direct current switch power supply (3) and a control unit (4);
u style of calligraphy liquid reserve tank (1) includes that rectangle hollow tube connects and constitutes U style of calligraphy liquid reserve tank body (1.1), and the both sides top of U style of calligraphy liquid reserve tank body (1.1) U word is equipped with: the liquid storage tank comprises a liquid storage tank liquid inlet (1.3), a liquid storage tank air outlet (1.6), a liquid storage tank liquid filling port (1.8), a liquid storage tank liquid outlet a (1.4), a liquid storage tank liquid outlet b (1.5), a liquid level observation window (1.7) is arranged in front of the U-shaped vertical edge and close to the upper part, and a liquid cooling source fixing plate (1.9) is arranged at the bottom of the U-shaped liquid storage tank;
the cooling unit (2) comprises a cooling unit mounting frame (2.1), a heat dissipation module (2.2) and a power module (2.3); the cooling unit mounting rack (2.1) comprises an upper fixing plate (2.1.1) and a lower fixing plate (2.1.2), wherein the upper fixing plate (2.1.1) and the lower fixing plate (2.1.2) are connected through a screw rod; the heat dissipation module (2.2) is fixedly arranged between the upper fixing plate (2.1.1) and the lower fixing plate (2.1.2), and the power module (2.3) is fixedly arranged below the lower fixing plate (2.1.2); the cooling unit (2) is fixedly arranged in the middle of the U-shaped liquid storage box body (1.1); the power module (2.3) comprises a motor A (2.3.1), a motor B (2.3.2), a liquid pump A (2.3.3) and a liquid pump B (2.3.4), and the motor is in transmission connection with the liquid pump; the power module (2.3) is fixedly arranged on the lower plate surface of the lower fixing plate (2.1.2);
the direct-current switching power supply (3) and the control unit (4) are respectively and fixedly arranged on the two outer side surfaces of the U-shaped liquid storage box body (1.1); the heat dissipation module (2.2), the power module (2.3) and the U-shaped liquid storage box body (1.1) are connected through a cooling liquid pipeline.
2. The dual liquid-cooled charging gun sharing liquid-cooled source of claim 1, wherein: the heat dissipation module (2.2) comprises a heat dissipation module A (2.2.1), a heat dissipation module B (2.2.2) and a heat dissipation fan (2.2.3), wherein the heat dissipation fan (2.2.3) is fixedly arranged between the heat dissipation module A (2.2.1) and the heat dissipation module B (2.2.2).
3. The dual liquid-cooled charging gun sharing liquid-cooled source as claimed in claim 2, wherein: the heat dissipation module A (2.2.1) and the heat dissipation module B (2.2.2) respectively comprise two micro-channel radiators which are fixedly connected in an up-down overlapping mode; the heat radiation module A (2.2.1) is provided with a liquid inlet a (2.2.1.1) of the heat radiation module A, a liquid inlet b (2.2.1.2) of the heat radiation module A, a liquid path serial interface (2.2.1.5) of the heat radiation module A and a liquid outlet (2.2.1.6) of the heat radiation module A; a liquid inlet a (2.2.1.1) of the heat dissipation module A is connected with a liquid return pipe of a No. one charging gun, and a liquid inlet b (2.2.1.2) of the heat dissipation module A is connected with a liquid return pipe of a No. two charging gun; a liquid inlet a (2.2.1.1) and a liquid inlet B (2.2.1.2) of the heat dissipation module A are respectively provided with a temperature sensor A (2.2.1.3) and a temperature sensor B (2.2.1.4); the liquid path serial interface (2.2.1.5) of the heat radiation module A is connected through a cooling liquid pipeline, and the liquid outlet (2.2.1.6) of the heat radiation module A is connected to the heat radiation module B (2.2.2) through a cooling liquid pipeline; a liquid inlet (2.2.2.1) of the heat dissipation module B, a liquid path serial interface (2.2.2.2) of the heat dissipation module B and a liquid outlet (2.2.2.4) of the heat dissipation module B are arranged on the heat dissipation module B (2.2.2); a liquid inlet (2.2.2.1) of the heat dissipation module B is connected with a liquid outlet (2.2.1.6) of the heat dissipation module A through a cooling liquid pipeline, a liquid path serial port (2.2.2.2) of the heat dissipation module B is connected through a cooling liquid pipeline, and a liquid outlet (2.2.2.4) of the heat dissipation module B is connected with a liquid inlet (1.3) of the U-shaped liquid storage box through a cooling liquid pipeline.
4. The dual liquid-cooled charging gun sharing liquid-cooled source as claimed in claim 3, wherein: the power module (2.3) also comprises a motor A (2.3.1), a motor B (2.3.2), a liquid pump A (2.3.3) and a liquid pump B (2.3.4); the liquid pump A (2.3.3) is connected with the motor A (2.3.1), and the liquid pump B (2.3.4) is connected with the motor B (2.3.2) and works independently; liquid pump A (2.3.3), liquid pump B (2.3.4) are equipped with respectively: a liquid inlet (2.3.3.3) of the liquid pump A, a liquid outlet (2.3.3.1) of the liquid pump A, a liquid inlet (2.3.4.1) of the liquid pump B and a liquid outlet (2.3.4.3) of the liquid pump B; a liquid inlet (2.3.3.3) of the liquid pump A is connected with a liquid outlet a (1.4) of the U-shaped liquid storage tank; a liquid inlet (2.3.4.1) of the liquid pump B is connected with a liquid outlet B (1.5) of the U-shaped liquid storage tank; a liquid outlet (2.3.3.1) of the liquid pump A is connected with a liquid-cooling cable charging gun I and a liquid-cooling cable inlet; a liquid outlet (2.3.4.3) of the liquid pump B is connected with a liquid cooling cable charging gun of the second type and a liquid cooling cable inlet; a liquid outlet (2.3.3.1) of the liquid pump A is provided with a pressure sensor A (2.3.3.2); a liquid outlet (2.3.4.3) of the liquid pump B is provided with a pressure sensor B (2.3.4.2).
5. The dual liquid-cooled charging gun sharing liquid-cooled source as claimed in claim 4, wherein: the direct-current switching power supply (3), the cooling fan (2.2.3), the motor A (2.3.1), the motor B (2.3.2), the temperature sensor A (2.2.1.3), the temperature sensor B (2.2.1.4), the pressure sensor A (2.3.3.2) and the pressure sensor B (2.3.4.2) are electrically connected with the control unit (4); the control unit (4) is electrically connected with the charging pile and is in communication connection with the charging pile.
6. The dual liquid-cooled charging gun sharing liquid-cooled source as claimed in claim 5, wherein: the cooling liquid pipeline adopts a polytetrafluoroethylene corrugated pipe, the outer wall of the cooling liquid pipeline is woven with a flame-retardant glass fiber net, and the electrode connecting ends of the cooling liquid pipeline and the charging gun cable are respectively provided with a miniature ball valve.
7. The dual liquid-cooled charging gun sharing liquid-cooled source of claim 1, wherein: protection plates are arranged on the front end face and the rear end face of the U-shaped liquid storage tank (1), and through holes are formed in the protection plates in an array mode.
8. The dual liquid-cooled charging gun sharing liquid-cooled source as claimed in claim 3, wherein: the cooling liquid is one of transformer oil, silicone oil, electronic fluoride liquid and glycol antifreeze liquid.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117301912A (en) * | 2023-11-14 | 2023-12-29 | 深圳永泰数能科技有限公司 | Liquid cooling charging pile capable of being automatically distributed according to needs |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117301912A (en) * | 2023-11-14 | 2023-12-29 | 深圳永泰数能科技有限公司 | Liquid cooling charging pile capable of being automatically distributed according to needs |
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