A high-power charging pile with automatic cooling of the main cable

Abstract

The present invention discloses a high-power charging pile with automatic cooling of a main cable, which relates to the technical field of charging of new energy vehicles, and comprises a box, a power supply, a main cable, a heat dissipation component, a rainwater collection component and a condenser. The power supply is installed in the box, and the heat dissipation component comprises a radiator, a heat dissipation fan and a heat dissipation pipe. The radiator is installed on the upper side of the power supply, and the rainwater collection component is installed on the upper side of the box. The rainwater collection component collects and filters rainwater and then injects the water into the heat dissipation pipe. The radiator transfers the heat of the power supply to the heat dissipation pipe, and the heat dissipation fan dissipates the heat in the heat dissipation pipe. A winding wheel is arranged on one side of the power supply, and the main cable is wound on the surface of the winding wheel. A condenser is arranged in the center of the main cable, and condensate is arranged in the condenser to cool the surrounding cable cores. Insulating liquid is filled between the cable core and the condenser, so as to achieve the cooling effect on the main cable.

Description

Technical Field

[0001] The present invention relates to the technical field of new energy vehicle charging, and in particular to a high-power charging pile with automatic cooling of a main cable. Background Art

[0002] At present, high-power charging piles, as an important part of electric vehicle charging equipment, have broad market prospects and development potential. They are an important part of electric vehicle charging equipment. They can meet the needs of fast and efficient charging, and are of great significance to promoting the popularization and development of electric vehicles. However, long-term high-power charging with traditional high-power charging piles may cause heat to be generated inside the battery, accelerating the aging process of the battery, and the cable will be subjected to higher current and voltage, generating higher temperature, which will greatly reduce the service life and safety of the charging pile. Excessive temperature of the charging pile will lead to reduced charging efficiency and prolonged charging time. Summary of the invention

[0003] The purpose of the present invention is to overcome the deficiencies of the prior art and provide a high-power charging pile with automatic cooling of the main cable, so as to solve the common heating problem of the power supply and cable of the traditional high-power charging pile.

[0004] In order to solve the above technical problems, the present invention adopts the following technical solution: a high-power charging pile with automatic cooling of the main cable, comprising:

[0005] A box, a power supply is installed at the bottom of the box, and a main cable is installed at the output end of the power supply;

[0006] A main cable cooling component, the main cable cooling component comprises a water tank, a first water pump, a second water pump, and a condenser, the condenser is arranged at the center of the main cable, a cable core is arranged around the condenser, a return pipe is arranged around the cable core, a rubber protective sleeve is arranged on the outside of the return pipe, a connecting pipe is arranged between the condenser and the return pipe, the connecting pipes are evenly distributed in the main cable, the water tank is installed in the box body for containing coolant, the first water pump pumps the coolant from the water tank to the condenser, the condensate in the condenser is pumped from the return pipe to the water tank by the second water pump, the space between the condenser and the return pipe is filled with insulating liquid, the condenser is located at the center position to cool the surrounding cable cores, the return pipe is located on the periphery of the cable core, and can also cool the cable core;

[0007] A charging head is placed outside the box, the charging head is installed at the output end of the main cable, a limit block is set between the charging head and the main cable, and the limit block is used to limit the charging head outside the box.

[0008] Preferably, a winding wheel is installed at one end of the power supply, the main cable is wound around the surface of the winding wheel, a motor is installed at one end of the winding wheel, a switch key and a reset key are arranged on the surface of the motor, the motor drives the winding wheel to rotate, the switch key and the reset key are arranged on the outside of the box, the switch key is used to start and stop the motor, the reset key retracts the main cable to the starting position, and the limit block is against the surface of the box.

[0009] Preferably, a rainwater collection assembly is arranged on the top of the box body, and the rainwater collection assembly includes a rain shield and a collection trough. An arc-shaped filter plate is arranged on the upper surface of the rain shield, and both ends of the arc-shaped filter plate extend out of the outside of the box body to shield rainwater. A plurality of filter holes are arranged on the surface of the arc-shaped filter plate, and a collection trough is arranged on the lower side of the arc-shaped filter plate, and rainwater enters the collection trough through the filter holes.

[0010] Preferably, a filter assembly is arranged in the collection tank, and the filter assembly includes a quartz sand layer and an activated carbon layer. The quartz sand layer is placed on the upper side of the activated carbon layer. The quartz sand layer mainly plays a role of physical filtration, and can effectively remove suspended matter and colloidal particles in the water through its pore structure and the interception and sedimentation effects between particles. The activated carbon layer effectively removes organic pollutants in the water.

[0011] Preferably, a heat dissipation component is arranged on the upper side of the power supply, and the heat dissipation component includes a radiator, a heat dissipation fan and a heat dissipation pipe. The radiator is installed on the upper side of the power supply, and the heat dissipation pipes are evenly distributed around the radiator. The heat dissipation pipes are connected by a plurality of guide pipes, and an air outlet is arranged on the surface of the top guide pipe, and a guide plate is arranged on one side of the air outlet. A heat dissipation fan is arranged on the output end of the guide plate. The radiator transfers the heat of the power supply to the heat dissipation pipe, and the liquid in the heat dissipation pipe is vaporized after being heated and enters the guide plate, and the heat dissipation fan fans out the heat in the guide plate.

[0012] Preferably, an outlet pipe is arranged at the lower side of the collecting tank, and the outlet pipe is connected to the guide pipe at the top. A liquid level sensor is arranged at the upper side of the guide pipe at the top, and the liquid level sensor can sense the liquid level in the heat dissipation pipe.

[0013] Preferably, a switch control component is provided at the output end of the outlet pipe, and the switch control component includes a first leak plate and a second leak plate, the first leak plate and the second leak plate are made of metal, and the surfaces of the first leak plate and the second leak plate are respectively provided with a first leak hole and a second leak hole, an electromagnetic switch is provided on one side of the second leak plate, and the electromagnetic switch is controlled by the liquid level sensor, and a dangerous liquid level and a safe liquid level are set in the liquid level sensor. After the dangerous liquid level is reached, the liquid level sensor controls the electromagnetic switch to close, the first leak hole and the second leak hole are in a misaligned state, and the rainwater in the collecting trough cannot continue to transport liquid into the heat dissipation pipe. When the liquid level in the heat dissipation pipe is lower than the safe liquid level, the liquid level sensor controls the electromagnetic switch to open, and the electromagnetic switch controls the second leak plate to slide on the surface of the first floor slab, the first leak hole is aligned with the second leak hole, and the rainwater in the collecting trough transports liquid into the heat dissipation pipe.

[0014] Preferably, a dust removal assembly is arranged between the limit block and the box body, and the dust removal assembly includes a circular ring and a flexible brush. The flexible brush is placed on the inner surface of the circular ring, and the main cable passes through the circular ring and is connected to the limit block. The brush can remove dust from the main cable, and the flexible brush protects the movement of the main cable.

[0015] Preferably, a temperature sensor is provided on one side of the connecting pipe, and the temperature sensor is used to measure the temperature around the cable core. When the temperature of the cable core is too high, the efficiency of the main cable cooling component in transporting the coolant is controlled to ensure that the temperature of the main cable is within a safe range.

[0016] Beneficial effects: The present invention provides a high-power charging pile with automatic cooling of the main cable. The main cable cooling component can simultaneously cool the center and surrounding areas of the main cable, and ensure that the temperature of the main cable is within a safe range through a temperature sensor. The rainwater collection component can filter the collected rainwater and then flow it into the heat dissipation component. The heat dissipation component can cool the power supply to avoid excessive power supply temperature, thereby increasing the service life and charging efficiency of the power supply. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention.

[0018] In the attached picture:

[0019] Figure 1 It is an overall schematic diagram of a high-power charging pile with automatic cooling of the main cable of the present invention.

[0020] Figure 2 It is a cross-sectional view of the main cable of the present invention.

[0021] Figure 3 Schematic diagram of the heat dissipation assembly of the present invention.

[0022] Figure 4 Schematic diagram of the dust removal assembly of the present invention.

[0023] Figure 5 Schematic diagram of the switch control assembly of the present invention.

[0024] Numbers in the figure: 1, box; 2, rain shield; 3, power supply; 4, curved filter plate; 5, filter hole; 6, collection tank; 7, quartz sand layer; 8, activated carbon layer; 9, electromagnetic switch; 10, outlet pipe; 11, charging head; 12, motor; 13, switch; 14, reset button; 15, reel; 16, main cable; 17, water tank; 18, first water pump; 19, second water pump; 20, radiator; 21, Condenser; 22. Cable core; 23. Connecting pipe; 24. Reflux pipe; 25. Rubber protective cover; 26. Temperature sensor; 27. Second leakage hole; 28. Heat dissipation pipe; 29. ​​Guide pipe; 30. Air outlet; 31. Cooling fan; 32. Guide plate; 33. Liquid level sensor; 34. Flexible brush; 35. Limit block; 36. First leakage plate; 37. Second leakage plate; 38. First leakage hole; 39. Ring. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. The following text is only used to describe an implementation method of a high-power charging pile with automatic cooling of the main cable of the present invention, and does not strictly limit the protection scope of the specific request of the present invention.

[0026] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of such features.

[0027] Example: Figure 1-Figure 5 As shown, a high-power charging pile with automatic main cable cooling includes:

[0028] Box 1, such as Figure 1 As shown, a power supply 3 is installed at the bottom of the box 1, and a main cable 16 is installed at the output end of the power supply 3;

[0029] Main cable 16 cooling components, such as Figure 1 and Figure 2As shown, the cooling assembly of the main cable 16 includes a water tank 17, a first water pump 18, a second water pump 19, and a condenser 21. The condenser 21 is arranged at the center of the main cable 16. A cable core 22 is arranged around the condenser 21. A return pipe 24 is arranged around the cable core 22. A rubber protective sleeve 25 is arranged outside the return pipe 24. A connecting pipe 23 is arranged between the condenser 21 and the return pipe 24. The connecting pipe 23 is evenly distributed in the main cable 16. The water tank 17 is installed The box body 1 is used to hold the coolant. The first water pump 18 pumps the coolant from the water tank 17 to the condenser 21. The condensate in the condenser 21 is pumped from the return pipe 24 to the water tank 17 by the second water pump 19. The space between the condenser 21 and the return pipe 24 is filled with insulating liquid. The condenser 21 is located at the center and can cool down the surrounding cable cores 22. The return pipe 24 is located at the periphery of the cable core 22 and can also cool down the cable core 22.

[0030] Charging head 11, such as Figure 1 As shown, the charging head 11 is placed outside the box 1 , and the charging head 11 is installed at the output end of the main cable 16 . A limit block 35 is set between the charging head 11 and the main cable 16 , and the limit block 35 is used to limit the charging head 11 to the outside of the box 1 .

[0031] In an embodiment, Figure 1 As shown, a reel 15 is installed at one end of the power supply 3, and the main cable 16 is wound on the surface of the reel 15. A motor 12 is installed at one end of the reel 15. A switch key 13 and a reset key 14 are arranged on the surface of the motor 12. The motor 12 drives the reel 15 to rotate. The switch key 13 and the reset key 14 are arranged on the outside of the box 1. The switch key 13 is used to start and stop the motor 12. The reset key 14 retracts the main cable 16 to the starting position. The limit block 35 is against the surface of the box 1.

[0032] In an embodiment, Figure 1 As shown, a rainwater collecting assembly is arranged on the top of the box body 1, and the rainwater collecting assembly includes a rain shield 2 and a collecting trough 6. An arc-shaped filter plate 4 is arranged on the upper surface of the rain shield 2, and both ends of the arc-shaped filter plate 4 extend out of the outside of the box body 1 to shield rainwater. A plurality of filter holes 5 are arranged on the surface of the arc-shaped filter plate 4, and a collecting trough 6 is arranged on the lower side of the arc-shaped filter plate 4, and rainwater enters the collecting trough 6 through the filter holes 5.

[0033] In an embodiment, Figure 1As shown, a filter assembly is arranged in the collection tank 6, and the filter assembly includes a quartz sand layer 7 and an activated carbon layer 8. The quartz sand layer 7 is placed on the upper side of the activated carbon layer 8. The quartz sand layer 7 mainly plays a role of physical filtration, and through its pore structure and the interception and sedimentation effect between particles, it can effectively remove suspended matter and colloidal particles in the water. The activated carbon layer 8 effectively removes organic pollutants in the water.

[0034] In an embodiment, Figure 3 As shown, a heat dissipation component is arranged on the upper side of the power supply 3, and the heat dissipation component includes a radiator 20, a heat dissipation fan 31 and a heat dissipation pipe 28. The radiator 20 is installed on the upper side of the power supply 3, and the heat dissipation pipes 28 are evenly distributed around the radiator 20. The heat dissipation pipes 28 are connected by a plurality of guide pipes 29. An air outlet 30 is arranged on the surface of the guide pipe 29 at the top, and a guide plate 32 is arranged on one side of the air outlet 30. A heat dissipation fan 31 is arranged at the output end of the guide plate 32. The radiator 20 transfers the heat of the power supply 3 to the heat dissipation pipe 28. The liquid in the heat dissipation pipe 28 is heated and vaporized to enter the guide plate 32, and the heat dissipation fan 31 fans out the heat in the guide plate 32.

[0035] In an embodiment, Figure 1 As shown, an outlet pipe 10 is arranged at the lower side of the collecting tank 6 , and the outlet pipe 10 is connected to the guide pipe 29 at the top. A liquid level sensor 33 is arranged at the upper side of the guide pipe 29 at the top, and the liquid level sensor 33 can sense the liquid level in the heat dissipation pipe 28 .

[0036] In an embodiment, Figure 5 As shown, a switch control component is provided at the output end of the outlet pipe 10, and the switch control component includes a first leak plate 36 and a second leak plate 37, the first leak plate 36 and the second leak plate 37 are made of metal, and the surfaces of the first leak plate 36 and the second leak plate 37 are respectively provided with a first leak hole 38 and a second leak hole 27, and an electromagnetic switch 9 is provided on one side of the second leak plate 37, and the electromagnetic switch 9 is controlled by the liquid level sensor 33, and a dangerous liquid level and a safe liquid level are set in the liquid level sensor 33. After the dangerous liquid level is reached, the liquid level sensor 33 controls the electromagnetic switch 9 to close, and the first leak hole 38 and the second leak hole 27 are in a dislocated state, and the rainwater in the collection tank 6 cannot continue to transport liquid to the heat dissipation pipe 28. When the liquid level in the heat dissipation pipe 28 is lower than the safe liquid level, the liquid level sensor 33 controls the electromagnetic switch 9 to open, and the electromagnetic switch 9 controls the second leak plate 37 to slide on the surface of the first floor slab, and the first leak hole 38 is aligned with the second leak hole 27, and the rainwater in the collection tank 6 transports liquid to the heat dissipation pipe 28.

[0037] In an embodiment, Figure 4As shown, a dust removal component is arranged between the limit block 35 and the box body 1, and the dust removal component includes a ring 39 and a flexible brush 34. The flexible brush 34 is placed on the inner surface of the ring 39, and the main cable 16 passes through the ring 39 and is connected to the limit block 35. The brush can remove dust from the main cable 16, and the flexible brush 34 protects the movement of the main cable 16.

[0038] In an embodiment, Figure 2 As shown, a temperature sensor 26 is provided on one side of the connecting pipe 23, and the temperature sensor 26 is used to measure the temperature around the cable core 22. When the temperature of the cable core 22 is too high, the efficiency of the cooling component of the main cable 16 in transporting the coolant is controlled to ensure that the temperature of the main cable 16 is within a safe range.

[0039] When the present invention is in use, the rainwater collection component collects rainwater into the collection box, the filter component filters the collected rainwater, the electromagnetic switch 9 controls the filtered rainwater to flow into the heat dissipation pipe 28, when the power supply 3 is overheated, the radiator 20 transfers the heat of the power supply 3 to the heat dissipation pipe 28, the liquid in the heat dissipation pipe 28 is heated and vaporized and enters the guide plate 32, the heat dissipation fan 31 fans out the heat in the guide plate 32, thereby ensuring that the power supply 3 is placed in a safe temperature range, the first water pump 18 pumps the coolant from the water tank 17 to the condenser 21, the The condensate in the condenser 21 is pumped from the reflux pipe 24 to the water tank 17 by the second water pump 19. The condenser 21 is located at the center and can cool the surrounding cable cores 22. The reflux pipe 24 is located on the periphery of the cable core 22 and can also cool the cable core 22, thereby cooling the cable core 22 from the inside to the outside. After the use of the main cable 16, press the reset button 14, and the main cable 16 is automatically retracted by the reel 15. The dust removal component removes dust on the surface of the main cable 16 to keep the surface of the main cable 16 clean and tidy.

[0040] Finally, it should be noted that the above is only a preferred example of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-power charging pile with automatic main cable cooling, characterized by: include: A box, a power supply is installed at the bottom of the box, and a main cable is installed at the output end of the power supply; A heat dissipation component is arranged on the upper side of the power supply, and the heat dissipation component includes a radiator, a heat dissipation fan and a heat dissipation pipe. The radiator is installed on the upper side of the power supply, and the heat dissipation pipes are evenly distributed around the radiator. The heat dissipation pipes are connected by a plurality of guide pipes. An air outlet is arranged on the surface of the guide pipe at the top, and a guide plate is arranged on one side of the air outlet. A heat dissipation fan is arranged at the output end of the guide plate. The radiator transfers the heat of the power supply to the heat dissipation pipe, and the liquid in the heat dissipation pipe is heated and vaporized to enter the guide plate, and the heat dissipation fan fans out the heat in the guide plate. A main cable cooling component, the main cable cooling component comprises a water tank, a first water pump, a second water pump, and a condenser, the condenser is arranged at the center of the main cable, a cable core is arranged around the condenser, a return pipe is arranged around the cable core, a rubber protective sleeve is arranged on the outside of the return pipe, a connecting pipe is arranged between the condenser and the return pipe, the connecting pipes are evenly distributed in the main cable, the water tank is installed in the box body for containing coolant, the first water pump pumps the coolant from the water tank to the condenser, the condensate in the condenser is pumped from the return pipe to the water tank by the second water pump, and the space between the condenser and the return pipe is filled with insulating liquid; A charging head is placed outside the box, the charging head is installed at the output end of the main cable, a limit block is set between the charging head and the main cable, and the limit block is used to limit the charging head outside the box.

2. A high-power charging pile with automatic main cable cooling according to claim 1, characterized in that: A reel is installed at one end of the power supply, the main cable is wound around the surface of the reel, a motor is installed at one end of the reel, a switch key and a reset key are arranged on the surface of the motor, the motor drives the reel to rotate, the switch key and the reset key are arranged on the outside of the box, the switch key is used to start and stop the motor, and when the reset key retracts the main cable to the starting position, the limit block abuts against the surface of the box.

3. A high-power charging pile with automatic main cable cooling according to claim 1, characterized in that: A rainwater collection assembly is arranged on the top of the box body, and the rainwater collection assembly includes a rain shield and a collection trough. An arc-shaped filter plate is arranged on the upper surface of the rain shield, and both ends of the arc-shaped filter plate extend out of the outside of the box body. A plurality of filter holes are arranged on the surface of the arc-shaped filter plate, and a collection trough is arranged on the lower side of the arc-shaped filter plate, and rainwater enters the collection trough through the filter holes.

4. A high-power charging pile with automatic main cable cooling according to claim 3, characterized in that: A filter assembly is arranged in the collecting tank, and the filter assembly comprises a quartz sand layer and an activated carbon layer, wherein the quartz sand layer is arranged on the upper side of the activated carbon layer.

5. A high-power charging pile with automatic main cable cooling according to claim 3, characterized in that: An outlet pipe is arranged at the lower side of the collecting tank, and the outlet pipe is connected to the guide pipe at the top, and a liquid level sensor is arranged at the upper side of the guide pipe at the top.

6. A high-power charging pile with automatic main cable cooling according to claim 5, characterized in that: A switch control component is set at the output end of the outlet pipe, and the switch control component includes a first leak plate and a second leak plate. The first leak plate and the second leak plate are made of metal. The first leak plate and the second leak plate are respectively provided with a first leak hole and a second leak hole on their surfaces. An electromagnetic switch is set on one side of the second leak plate. The electromagnetic switch is controlled by the liquid level sensor. The electromagnetic switch controls the second leak plate to slide on the surface of the first leak plate.

7. A high-power charging pile with automatic main cable cooling according to claim 1, characterized in that: A dust removal assembly is arranged between the limit block and the box body, and the dust removal assembly comprises a circular ring and a flexible brush, wherein the flexible brush is arranged on the inner surface of the circular ring, and the main cable passes through the circular ring and is connected with the limit block.

8. A high-power charging pile with automatic main cable cooling according to claim 1, characterized in that: A temperature sensor is arranged on one side of the connecting pipe, and the temperature sensor is used to measure the temperature around the cable core.

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