CN118205421A - Grid cooling fin applicable to liquid cooling preassembled charging station and charging station thereof - Google Patents
Grid cooling fin applicable to liquid cooling preassembled charging station and charging station thereof Download PDFInfo
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- CN118205421A CN118205421A CN202410630556.2A CN202410630556A CN118205421A CN 118205421 A CN118205421 A CN 118205421A CN 202410630556 A CN202410630556 A CN 202410630556A CN 118205421 A CN118205421 A CN 118205421A
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- 238000001816 cooling Methods 0.000 title claims abstract description 105
- 239000007788 liquid Substances 0.000 title claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 239000000110 cooling liquid Substances 0.000 claims description 29
- 210000001124 body fluid Anatomy 0.000 claims description 3
- 239000010839 body fluid Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 15
- 239000000463 material Substances 0.000 description 8
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920002545 silicone oil Polymers 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/302—Cooling of charging equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a grid cooling fin suitable for a liquid cooling preassembled charging station and a charging station thereof, and relates to the technical field of charging stations, wherein the grid cooling fin comprises a fixed shaft and a driving shaft, the driving shaft is fixedly connected with a plurality of driving belt pulleys with the same diameter, the fixed shaft is rotationally connected with a plurality of driven belt pulleys with different diameters, and belts are sleeved on the driving belt pulleys and the driven belt pulleys; each passive belt wheel is fixedly connected with an independently arranged main radiating fin, and a plurality of main radiating fins are sequentially stacked; the driving shaft is connected with a driving mechanism. The charging module in the device is completely a liquid-cooled charging module, the whole system is completely isolated from the external environment, the protection, the stability and the environmental adaptability of the charging equipment can be effectively improved through heat exchange between the cooling fin and the external environment, the noise of the system is effectively reduced, the occurrence of complaints of disturbance people is reduced, and the comprehensive service efficiency of the whole charging station is improved.
Description
Technical Field
The invention relates to the technical field of charging stations, in particular to a grid cooling fin suitable for a liquid cooling preassembled charging station and a charging station thereof.
Background
The charging pile in the charging infrastructure is taken as an important component part of the whole industrial chain of the electric automobile, and is a necessary condition for supporting the industrial application and the scale development of the electric automobile. The charging pile can be fixed on the ground or a wall, is installed in a parking lot or a charging station of a public building and residential areas, and can charge various types of electric automobiles according to different voltage levels. The input end of the charging pile is directly connected with an alternating current power grid, and the output end of the charging pile is provided with a charging plug for charging the electric automobile.
The existing charging pile is low in working efficiency, long in charging time, and after long-time working, the heat of the chassis is large, so that the chassis is not beneficial to more efficient and safe charging, and the whole chassis is required to be cooled to help the chassis to be more rapidly and safely charged. The existing main ventilation and heat dissipation modes are through air modes, and the through air modes have the problems of high equipment failure rate, poor safety, high operation and maintenance cost, high noise and the like, and along with the increase of the requirement on the charging speed, high-power charging not only means higher voltage and higher current, but also means the expansion of the power of the whole machine, and the whole noise and the like of the equipment are more serious under the condition of expanding the power.
Disclosure of Invention
In order to solve the problems in the prior art, the grid cooling fin suitable for the liquid cooling preassembled charging station and the charging station thereof are provided.
The technical scheme adopted for solving the technical problems is as follows:
The invention provides a grid radiating fin suitable for a liquid cooling preassembled charging station, which comprises a fixed shaft and a driving shaft, wherein the driving shaft is fixedly connected with a plurality of driving belt pulleys with the same diameter, the fixed shaft is rotationally connected with a plurality of driven belt pulleys with different diameters, and belts are sleeved on the driving belt pulleys and the driven belt pulleys; each passive belt wheel is fixedly connected with an independently arranged main radiating fin, and a plurality of main radiating fins are sequentially stacked; the driving shaft is connected with a driving mechanism, the driving mechanism comprises a hydraulic cylinder, and further comprises a storage tank capable of storing heated expansion liquid, the storage tank is communicated with the hydraulic cylinder, a piston is connected in the hydraulic cylinder in a sliding mode, the heated expansion liquid is located on one side of the piston and can drive the piston to move, and the driving shaft can be driven to rotate when the piston moves.
Preferably, the two ends of the main radiating fin are slidably connected with a left radiating fin and a right radiating fin which can move in opposite directions or in opposite directions.
Preferably, the left radiating fin is fixedly connected with a second rack, and the right radiating fin is fixedly connected with a third rack; the main radiating fin is also rotationally connected with a duplex gear, and two gears of the duplex gear are respectively meshed with the second rack and the third rack.
Preferably, the main cooling fin is rotationally connected with a plurality of fourth gears with different diameters, the diameters of a plurality of duplex gears are different, the fixed shaft is fixedly connected with a long gear, and the plurality of fourth gears are all meshed with the same long gear.
The liquid cooling preassembly charging station comprises the grid radiating fin applicable to the liquid cooling preassembly charging station, and comprises a charging pile, wherein a charging host is arranged in the charging pile.
Preferably, the storage box and the hydraulic cylinder are both connected with the charging host, and the piston is also connected with a spring for resetting the piston.
Preferably, the piston is fixedly connected with a piston rod, and the piston rod is fixedly connected with a first rack; the charging pile is rotationally connected with a second gear, the second gear is coaxially connected with a third gear, the third gear is meshed with the first rack, the driving shaft is fixedly sleeved with a first gear, and the first gear is meshed with the second gear.
Preferably, the charging host is internally provided with a cooling pipe, independent cavities are formed in the main radiating fin, the left radiating fin and the right radiating fin, the cooling pipe is respectively communicated with the corresponding cavities through a plurality of hoses, and the other end of the cavity is communicated with a cooling liquid tank through a return pipe.
Preferably, the charging pile comprises a direct current module, a metering module, a man-machine module, a pile body fluid cold source and a charging control module, and the charging host comprises an alternating current module, a power module, a rectifying cabinet fluid cold source and a power control module.
Preferably, the electronic device is attached to the cooling pipe, cooling liquid in the cooling pipe enters the cavity through the hose after being pressurized by the circulating pump, heat is conducted out by the main radiating fin, the left radiating fin and the right radiating fin, and cooled cooling liquid flows back to the cooling liquid tank through the return pipe.
Compared with the prior art, the invention has the beneficial effects that:
According to the application, in a mode of attaching electronic devices such as a power device MOS tube, a power diode and the like to the cooling tube, cooling liquid in the cooling tube enters the cavity through the hose after being pressurized by the circulating pump, the main cooling fin, the left cooling fin and the right cooling fin conduct heat, cooled cooling liquid flows back to the cooling liquid tank through the return pipe, the charging module is completely isolated from the external environment by the liquid cooling type charging module, and the protection, stability and environmental adaptability of the charging equipment can be effectively improved through the cooling fin, the noise of the system is effectively reduced, the occurrence of complaints of disturbance people is reduced, and the comprehensive service efficiency of the whole charging station is improved.
The aluminum-based grid radiating fin is selected as a main radiating material, the radiating fin adopts aluminum alloy as a main material, and the radiating area and the heat conducting property are increased through special process treatment, and meanwhile, the aluminum-based grid radiating fin also has the advantages of light weight, high corrosion resistance, good processability and the like, and is suitable for radiating application in various electronic equipment.
According to the application, the plurality of main cooling fins which are stacked are arranged, and as the temperature rises, liquid in the storage box is heated and expands to drive the hydraulic cylinder to work, and the hydraulic cylinder can drive the driving shaft to rotate.
The long gear is arranged in the application, and because the position of the long gear is not moved, when the main radiating fin performs circular motion, the long gear can drive the fourth gear to rotate, the fourth gear can drive the duplex gear to rotate, and the duplex gear drives the left radiating fin and the right radiating fin to move away from each other, so that the area for increasing heat can be effectively enlarged, better heat dissipation can be facilitated, and better heat exchange with the external environment is facilitated.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is an overall perspective view of the present invention;
fig. 2 is an overall perspective view (in an operating state) of the present invention;
FIG. 3 is an overall front view of the present invention;
FIG. 4 is an overall side view of the present invention;
FIG. 5 is a perspective view of a portion of the structure of the storage tank of FIG. 2;
FIG. 6 is a perspective view of a portion of the left fin structure of FIG. 1;
FIG. 7 is a diagram of a heat sink cooling system according to the present invention;
fig. 8 is a schematic view of the cold preassembled charging station structure of the present invention.
Reference numerals illustrate:
1, charging piles; 2, driving shaft; 3, driving a belt pulley; 4, fixing the shaft; 5 main cooling fins; 6 left radiating fins; 7 long gears; 8, a belt; 9a storage box; 10, a hydraulic cylinder; 11 a first gear; a second gear; 13a third gear; 14 a first rack; 15 a fourth gear; 16 duplex gears; 17 right cooling fins; 18 a second rack; 19a third rack; 20 charging host; 21 a cooling tube; 22 hoses; 23 a passive pulley.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
As shown in fig. 1-8, the embodiment provides a liquid cooling preassembly charging station, which comprises a grid radiating fin suitable for the liquid cooling preassembly charging station, wherein the grid radiating fin comprises a fixed shaft 4 and a driving shaft 2, the driving shaft 2 is fixedly connected with a plurality of driving belt pulleys 3 with the same diameter, the fixed shaft 4 is rotationally connected with a plurality of driven belt pulleys 23 with different diameters, and a belt 8 is sleeved on the driving belt pulleys 3 and the driven belt pulleys 23.
Each driven belt wheel 23 is fixedly connected with an independently arranged main radiating fin 5, and a plurality of main radiating fins 5 are sequentially stacked; the driving shaft 2 is connected with a driving mechanism.
The driving mechanism comprises a hydraulic cylinder 10 and a storage tank 9 capable of storing heated expansion liquid, the storage tank 9 is communicated with the hydraulic cylinder 10, a piston is connected in a sliding mode in the hydraulic cylinder 10, the heated expansion liquid is located on one side of the piston and can drive the piston to move, and the driving shaft 2 can be driven to rotate when the piston moves.
When the driving shaft 2 rotates, the belt 8 can drive the driven pulleys 23 to rotate simultaneously, and different main cooling fins 5 can be driven to rotate at different positions due to different diameters of the driven gears 23, and after the main cooling fins 5 rotate to the proper positions by reasonably adjusting the diameters of the driven pulleys 23, the main cooling fins 5 can be dispersed, so that better heat dissipation is facilitated.
The left radiating fin 6 and the right radiating fin 17 which can move oppositely or separately are connected with the two ends of the main radiating fin 5 in a sliding manner, and the radiating area can be effectively increased through the separate movement of the left radiating fin 6 and the right radiating fin 17.
The left radiating fin 6 is fixedly connected with a second rack 18, and the right radiating fin 17 is fixedly connected with a third rack 19; the main cooling fin 5 is also rotationally connected with a duplex gear 16, the duplex gear 16 comprises two gears, the two gears are fixedly connected, the two gears are respectively meshed with a second rack 18 and a third rack 19, and when the duplex gear 16 rotates, the left cooling fin 6 and the right cooling fin 17 can be driven to move away from or towards each other simultaneously.
The main cooling fin 5 is rotationally connected with a plurality of fourth gears 15 with different diameters, a plurality of duplex gears 16 with different diameters, the fixed shaft 4 is fixedly connected with a long gear 7, and a plurality of fourth gears 15 are meshed with the same long gear 7.
The diameter of the fourth gear 15 is matched with the diameter of the driven pulley 23, the diameters of the fourth gear 15 and the duplex gear 16 are matched, and the diameters of the fourth gear 15 are different due to different rotation angles of the plurality of main cooling fins 5, so that the same moving distance of the left cooling fins 6 and the right cooling fins 17 is finally ensured.
The liquid cooling preassembly type charging station comprises a charging pile 1, wherein a charging host 20 is arranged in the charging pile 1; the driving mechanism comprises a hydraulic cylinder 10, and the hydraulic cylinder 10 can drive the driving shaft 2 to rotate.
The charging host 20 is also connected with a storage tank 9, heated expansion liquid is arranged in the storage tank 9, the storage tank 9 is communicated with a hydraulic cylinder 10, a piston is slidably connected in the hydraulic cylinder 10, the heated expansion liquid is positioned on one side of the piston, and the piston is also connected with a spring for resetting the piston.
The piston is fixedly connected with a piston rod, and the piston rod is fixedly connected with a first rack 14; the charging pile 1 is rotationally connected with a second gear 12, the second gear 12 is coaxially and fixedly connected with a third gear 13, the third gear 13 is meshed with a first rack 14, a first gear 11 is fixedly sleeved on the driving shaft 2, and the first gear 11 is meshed with the second gear 12.
The heated expansion liquid can be kerosene or other liquid which can be heated and expanded, and when heated, the heated expansion liquid can be expanded so as to push the piston to move, the spring can be used for resetting the piston, one end of the spring is connected with the piston, the other end of the spring is connected with the hydraulic cylinder 10, and the spring is sleeved on the piston rod.
The diameter of the second gear 12 is larger than that of the first gear 11, the diameter of the second gear 12 is larger than that of the third gear 13, and the second gear 12 is meshed with the third gear 13 through a plurality of gears with different diameters, so that the movement amplification can be realized, the piston rod can be moved for a small distance, and the driving shaft 2 can be driven to rotate for a large distance.
The charging host 20 is internally provided with a cooling pipe 21, the main cooling fin 5, the left cooling fin 6 and the right cooling fin 17 are internally provided with cavities which are independently arranged, the cooling pipe 21 is respectively communicated with the corresponding cavities through a plurality of hoses 21, and the other end of the cavity is communicated with a cooling liquid tank through a return pipe.
The charging pile 1 comprises a direct current module, a metering module, a man-machine module, a pile body fluid cold source and a charging control module, and the charging host 20 comprises an alternating current module, a power module, a rectifying cabinet fluid cold source and a power control module. In terms of embedded software, the charging equipment needs to have the basic function of the charging equipment, and the general requirement on the off-vehicle charger of the electric automobile is met.
And (3) an exchange module: the main functions of the circuit breaker are to realize the breaking and closing of the power supply incoming line and provide the functions of overcurrent on the alternating current side, surge protection and the like.
And a power module: the device mainly comprises a liquid cooling charging module, a power change-over switch and the like; the power unit mainly realizes the functions of AC/DC conversion, switching of the power unit and the like, and provides DC electric energy matched with vehicle charging. The module adopts a liquid cooling heat dissipation process, so that the heat dissipation capacity is strong, and the noise is zero; the module has IP65 high protection level, and is suitable for various working scenes with severe environments; has the functions of hot plug and battery reverse connection protection, and is convenient to use.
The liquid cooling charging module consists of a three-phase active PFC, a DC/DC conversion circuit, an auxiliary power supply, an input and output detection circuit and a protection circuit. The CAN bus realizes the communication between the charging module and the control module and the current equalizing effect among a plurality of charging modules.
The electronic device is attached to the cooling pipe 21, cooling liquid in the cooling pipe 21 enters the cavity through the hose after being pressurized by the circulating pump, heat is led out by the main cooling fin 5, the left cooling fin 6 and the right cooling fin 17, and the cooled cooling liquid flows back to the cooling liquid tank through the return pipe.
The cooling system mainly comprises a circulating pump, a fan, a sensor, an electric control system and the like; the liquid cooling charging module is mainly used for conveying cooling liquid through a pipeline of the liquid cooling charging module, so that continuous cooling of heating elements of the liquid cooling charging module is realized, heat is taken away rapidly in a short time, and the charging module is ensured to operate at a safe temperature.
And a power control module: the electric interface comprises alternating current side sampling and control, charging module communication, liquid cooling system control and the like, and achieves the functions of upper and lower and charging control modules, lower and charging modules, power change-over switch communication and the like.
And a direct current module: the device mainly comprises a direct current fuse, a direct current contactor, a sampling shunt, a bleeder and the like; and providing functions of vehicle charging power loop passage, output short circuit, overcurrent protection and the like.
And a metering module: the device mainly comprises a metering shunt, a direct-current electric energy meter, a direct-current gun wire, an electronic lock control board and the like; the charging interface is mainly provided for the charging vehicle, and the charging electric quantity is accurately measured.
And a charging control module: the electric interface comprises a charging connection control guide, BMS communication, direct current side sampling and control and the like, and mainly achieves the functions of charging control guide detection, battery Management System (BMS) communication, control and state acquisition of direct current output loop switch equipment, metering data acquisition, start-stop of a liquid cooling source, state acquisition of liquid level pressure of the liquid cooling source and the like of a vehicle, and issues charging current and voltage regulation instructions and the like to a power module according to charging requirements of the vehicle.
The charging station charging module is to completely adopt a liquid cooling type charging module, the charging module PCB area is completely isolated from the aluminum-based heat dissipation plate of the charging module, the whole system including the charging module is completely isolated from the external environment, and the aluminum-based grid cooling fin is in heat exchange with the external environment, so that the protection, stability and environmental adaptability of the charging equipment are effectively improved. The system effectively reduces the noise of the system, reduces the occurrence of complaints of disturbing people, and improves the comprehensive service efficiency of the whole charging station.
The material of the heat sink is selected to take into account the combined effects of a number of factors. On the premise of meeting the heat dissipation requirement of the equipment, materials with high heat conductivity, good corrosion resistance and light weight are selected as much as possible so as to achieve the best heat dissipation effect and equipment performance. Meanwhile, factors such as processability and cost of materials are required to be considered, so that the selected materials can meet the requirements of practical application.
The aluminum-based grid radiating fin is selected as a main radiating material, the radiating fin adopts aluminum alloy as a main material, and the radiating area and the heat conducting property are increased through special process treatment, and meanwhile, the aluminum-based grid radiating fin also has the advantages of light weight, high corrosion resistance, good processability and the like, and is suitable for radiating application in various electronic equipment.
The cooling liquid is a main heat dissipation medium for liquid cooling heat dissipation, and the heat emitted by the charging module is taken away through convection heat exchange of the cooling liquid, so that the cooling liquid is a key factor for liquid cooling heat dissipation, and affects the heat dissipation level of the cold plate and even the whole liquid cooling system.
The environment temperature of the liquid cooling unit is minus 35 ℃ to plus 50 ℃, and the freezing point of the cooling liquid used by the liquid cooling unit is required to be lower than minus 35 ℃ in order to adapt to the low-temperature environment. Although the fluorinated liquid and the heat conductive silicone oil have excellent low-temperature performance, the fluorinated liquid and the heat conductive silicone oil have poor heat exchange performance and are not suitable for being used as cooling liquid. The freezing point of deionized water is 0 ℃, the low-temperature use requirement of the liquid cooling unit is not met, the freezing point of the 56% glycol aqueous solution is below-35 ℃, and the glycol aqueous solution has higher stability, so that the 56% glycol aqueous solution is selected as the cooling liquid of the liquid cooling system.
The circulation pump conveys the cooling liquid into the cooling pipe 21 of the liquid cooling charging module at a certain flow rate and pressure, after entering the cooling pipe 21, the cooling liquid absorbs heat generated by the heating element in the charging module through convection heat exchange to heat, and meanwhile the heating element in the charging module is cooled. The heated cooling liquid flows back into the cavities of the main cooling fin 5, the left cooling fin 6 and the right cooling fin 17, and performs secondary heat exchange with the outside air.
The circulating pump is used as a power element of the whole liquid cooling heat dissipation system, and is used for overcoming the resistance in a circulating pipeline and driving cooling liquid to enter heat dissipation circulation. When selecting the circulation pump, consideration is given to satisfying the maximum liquid supply flow rate. The circulation pump flow should be at least greater than 5.6L/min. In addition, in the circulation pump type, besides the flow rate meeting the requirement, the total pressure loss of the system pipeline, the valve and the radiator also needs to be considered by the circulation pump lift.
A heat dissipation method based on the liquid cooling preassembled charging station comprises the following steps:
S1: the heat of the electronic device is transferred through the cooling pipe 21, the cooling liquid in the cooling pipe 21 enters the cavity through the hose after being pressurized by the circulating pump, the heat is led out by the main cooling fin 5, the left cooling fin 6 and the right cooling fin 17, and the cooled cooling liquid flows back to the cooling liquid tank through the return pipe;
S2: along with the rise of temperature, the heated expansion liquid can expand when being heated, so as to push the piston to move and drive the first gear 14 to move, the first rack 14 drives the third gear 13 and the second gear 12 to rotate, the second gear 12 drives the first gear 11 to rotate, the first gear 11 drives the driving shaft 2 to rotate, and the driving shaft 2 drives the driving belt pulley 3 to rotate;
S3: the driving pulley 3 drives the driven pulley 23 to rotate through the belt 8, the driven pulley 23 drives the main radiating fin 5 to rotate, the main radiating fin drives the fourth gear 15 to do circular motion, meanwhile, the fourth gear 15 is meshed with the long gear 7, the long gear 7 drives the fourth gear 15 to rotate, the fourth gear 15 drives the duplex gear 16 to rotate, and the duplex gear 16 drives the left radiating fin 6 and the right radiating fin 17 to move away from each other, so that the radiating area is increased.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a be applicable to liquid cooling preassembly type charging station grid fin, includes fixed axle (4) and driving shaft (2), its characterized in that, driving shaft (2) fixedly connected with a plurality of driving pulley (3) that the diameter is the same, fixed axle (4) rotate and are connected with a plurality of different passive pulleys (23) of diameter, driving pulley (3) with cover is equipped with belt (8) on passive pulleys (23); each driven belt wheel (23) is fixedly connected with an independently arranged main radiating fin (5), and a plurality of main radiating fins (5) are sequentially stacked; the driving shaft (2) is connected with a driving mechanism, the driving mechanism comprises a hydraulic cylinder (10), the driving mechanism further comprises a storage tank (9) capable of storing heated expansion liquid, the storage tank (9) is communicated with the hydraulic cylinder (10), a piston is connected in the hydraulic cylinder (10) in a sliding mode, the heated expansion liquid is located on one side of the piston and can drive the piston to move, and the driving shaft (2) can be driven to rotate when the piston moves.
2. A grid fin for a liquid cooled preassembled charging station according to claim 1, wherein the two ends of the main fin (5) are slidably connected with a left fin (6) and a right fin (17) which can move toward or away from each other.
3. A grid fin for a liquid cooled preassembled charging station according to claim 2, wherein the left fin (6) is fixedly connected with a second rack (18) and the right fin (17) is fixedly connected with a third rack (19); the main radiating fin (5) is also rotationally connected with a duplex gear (16), and two gears of the duplex gear (16) are respectively meshed with a second rack (18) and a third rack (19).
4. A grid fin for a liquid cooling preassembly charging station according to claim 3, wherein the main fin (5) is rotatably connected with a plurality of fourth gears (15) with different diameters, a plurality of duplex gears (16) with different diameters, the fixed shaft (4) is fixedly connected with a long gear (7), and the plurality of fourth gears (15) are all meshed with the same long gear (7).
5. A liquid cooling preassembled charging station, which is characterized in that the grid radiating fin suitable for the liquid cooling preassembled charging station is adopted according to claim 4 and comprises a charging pile (1), wherein a charging host (20) is arranged in the charging pile (1).
6. The liquid-cooled preloaded charging station according to claim 5, characterized in that the storage tank (9) and the hydraulic cylinder (10) are both connected to the charging master (20), and the piston is further connected with a spring for piston return.
7. The liquid-cooled preloaded charging station according to claim 6, characterized in that the piston is fixedly connected with a piston rod, which is fixedly connected with a first rack (14); the charging pile (1) is rotationally connected with a second gear (12), the second gear (12) is coaxially connected with a third gear (13), the third gear (13) is meshed with the first rack (14), a first gear (11) is fixedly sleeved on the driving shaft (2), and the first gear (11) is meshed with the second gear (12).
8. The liquid cooling preassembled charging station according to claim 5, wherein a cooling tube (21) is arranged in the charging host (20), cavities which are independently arranged are formed in the main cooling fin (5), the left cooling fin (6) and the right cooling fin (17), the cooling tube (21) is respectively communicated with the corresponding cavities through a plurality of hoses (21), and the other end of the cavity is communicated with a cooling liquid tank through a return tube.
9. The liquid cooling preassembled charging station according to claim 5, wherein the charging pile (1) comprises a direct current module, a metering module, a man-machine module, a pile body fluid cold source and a charging control module, and the charging host (20) comprises an alternating current module, a power module, a rectifying cabinet fluid cold source and a power control module.
10. The liquid cooling preassembled charging station according to claim 8, wherein the electronic device is attached to the cooling tube (21), the cooling liquid in the cooling tube (21) enters the cavity through the hose after being pressurized by the circulating pump, the main cooling fin (5), the left cooling fin (6) and the right cooling fin (17) conduct out heat, and the cooled cooling liquid flows back to the cooling liquid tank through the return pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410630556.2A CN118205421B (en) | 2024-05-21 | 2024-05-21 | Grid cooling fin applicable to liquid cooling preassembled charging station and charging station thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410630556.2A CN118205421B (en) | 2024-05-21 | 2024-05-21 | Grid cooling fin applicable to liquid cooling preassembled charging station and charging station thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102082309A (en) * | 2009-11-27 | 2011-06-01 | 尹学军 | Method for quickly supplementing electric energy of electric vehicle and power supply unit thereof |
| US20160134001A1 (en) * | 2014-11-06 | 2016-05-12 | Sandvik Mining And Construction Oy | Mining machine and charging station comprising refrigeration circuits |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102082309A (en) * | 2009-11-27 | 2011-06-01 | 尹学军 | Method for quickly supplementing electric energy of electric vehicle and power supply unit thereof |
| US20120326665A1 (en) * | 2009-11-27 | 2012-12-27 | Xuejun Yin | Method for quickly supplying electric energy to electric vehicle and power supply device thereof |
| US20160134001A1 (en) * | 2014-11-06 | 2016-05-12 | Sandvik Mining And Construction Oy | Mining machine and charging station comprising refrigeration circuits |
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