Heat dissipation matching structure of charging pile
By adopting a dual-channel cooling-reducing heat-dissipation matching structure in the charging pile, combined with radiation refrigeration coating and intelligent fan control, the problem of poor heat dissipation in traditional charging piles in high-temperature environments is solved, and more efficient heat dissipation effect is achieved, improving the stability and safety of the equipment.
Patent Information
- Application Number
- CN202421975433.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-15
- Publication Date
- 2025-03-25
- Estimated Expiration
- 2034-08-15
AI Technical Summary
The heat dissipation solution of traditional charging piles is difficult to effectively deal with the strong solar radiation and internally generated high temperatures in high temperature environments, resulting in safety issues such as overheating, damage and even fire.
The cooling coordination structure of dual air duct cooling is adopted. By setting a cooling air duct and a radiation refrigeration coating in the charging pile shell, combining the first and second deflectors, air inlets and exhaust ports, fans and other components, efficient cooling of the power module is achieved, and the fan speed is monitored and adjusted in real time through the temperature sensor and control motherboard.
It effectively reduces the surface temperature of the charging pile, improves heat dissipation efficiency, enhances the stability and safety of the equipment, and avoids equipment damage and fire risks caused by overheating.
Smart Images
Figure CN222663206U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electric vehicle charging, in particular to a heat dissipation matching structure of a charging pile. Background Art
[0002] With the widespread popularity of electric vehicles, the demand for charging piles has increased dramatically, especially under high temperature conditions in summer. The heat generated by the internal power modules of outdoor charging piles during charging increases dramatically, and traditional heat dissipation solutions are difficult to effectively cope with the strong solar radiation and the high temperature generated internally. This will not only hinder the normal operation of the charging piles, but may also cause safety issues such as equipment overheating and damage or even fire. Therefore, how to solve the heat dissipation problem of charging piles to ensure their stable operation is a key challenge in the current technological development.
[0003] The current heat dissipation structure design generally has the defect of being unable to effectively curb airflow backflow, resulting in poor heat dissipation effect; and the existing heat dissipation solutions often ignore the temperature uniformity inside the charging pile, resulting in local overheating and affecting the stable operation of the equipment; the heat dissipation design has deficiencies in overall and local thermal balance. Utility Model Content
[0004] The utility model aims to solve the technical problem of providing a heat dissipation coordination structure of a charging pile adopting dual air duct cooling. The heat dissipation coordination structure is designed with two first guide plates, which prevent airflow backflow through the two first guide plates.
[0005] In order to solve the above technical problems, the technical solution of the heat dissipation coordination structure of a charging pile in the utility model is:
[0006] It includes a charging pile shell, in which a heat dissipation duct is arranged; a power module is connected to the heat dissipation duct; first guide plates are connected to the left and right sides of the power module; a first air inlet is arranged on one side of the charging pile shell, and a first exhaust port is arranged on the other side; the power module is communicated with the first air inlet and the first exhaust port respectively; a first air intake fan is connected to the side of the power module close to the first air inlet; a first exhaust fan is installed on the side of the first exhaust port; a top cover is installed on the upper end of the charging pile shell; a second air outlet hole communicated with the heat dissipation duct is opened on the top cover; a second air inlet hole communicated with the heat dissipation duct is opened below the charging pile shell; a second air intake fan is installed below the heat dissipation duct.
[0007] The surface of the charging pile housing is coated with a radiation cooling coating.
[0008] The thickness of the radiation cooling coating is 0.5 mm.
[0009] A fan bracket is connected below the heat dissipation air duct; and the second air intake fan is installed above the fan bracket.
[0010] A left door is installed on the left side of the charging pile housing; the first air inlet is opened on the left door; a right door is installed on the right side of the charging pile housing; the first exhaust port is opened on the right door; and the first exhaust fan is installed on the left side of the right door.
[0011] The left and right sides of the charging pile housing are both connected with hanging ears.
[0012] A second guide plate is connected inside the top cover.
[0013] A first temperature sensor is installed at the first air inlet; a second temperature sensor is installed above the power module; a third temperature sensor is installed at the first exhaust port; a charging pile control mainboard is also installed in the charging pile shell; the charging pile control mainboard is respectively connected to the first temperature sensor, the second temperature sensor, the third temperature sensor, the first intake fan, the first exhaust fan and the second intake fan.
[0014] The technical effects that can be achieved by the utility model are:
[0015] 1. The utility model is coated with a radiation cooling coating on the surface of the charging pile shell, through which the heat load of the charging pile shell can be reduced and its surface temperature can be lowered;
[0016] 2. The utility model is provided with two air ducts, one of which is fed with air from the first air inlet, passes through the inside of the power module and is then discharged from the first exhaust port, and the other air duct is a heat dissipation air duct, which is fed with air from the second air inlet, passes through the heat dissipation air duct and is then discharged from the second air outlet; the utility model cools the outside and inside of the power module respectively through the two air ducts, and the cooling effect is good; and two first guide plates are provided, which are respectively located on the left and right sides of the power module, and the two first guide plates are used to prevent the airflow from flowing back, thereby achieving efficient heat dissipation;
[0017] 3. The utility model is provided with a first temperature sensor, a second temperature sensor and a third temperature sensor to monitor the temperature inside the charging pile shell in real time, and controls the rotation speed of the first air intake fan, the first exhaust fan and the second air intake fan through the charging pile control mainboard according to the obtained temperature value, so as to more effectively cope with the heat dissipation challenge of the charging pile in a high temperature environment and improve the stability and safety of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments:
[0019] Figure 1 It is a structural schematic diagram of a heat dissipation coordination structure of a charging pile of the utility model;
[0020] Figure 2It is a three-dimensional diagram of the heat dissipation coordination structure of a charging pile of the utility model;
[0021] Figure 3 This is a transverse cross-sectional view of a heat dissipation coordination structure of a charging pile of the utility model;
[0022] Figure 4 It is a longitudinal cross-sectional view of a heat dissipation coordination structure of a charging pile of the utility model;
[0023] Figure 5 This is a circuit connection diagram of the charging pile control mainboard. DETAILED DESCRIPTION
[0024] The utility model is further described in detail below in conjunction with the accompanying drawings.
[0025] See also Figures 1 to 5 .
[0026] A heat dissipation coordination structure of a charging pile comprises a charging pile shell 1, a heat dissipation duct 31 is arranged in the charging pile shell 1, a power module 13 is connected in the heat dissipation duct 31, and first guide plates 15 are connected to the left and right sides of the power module 13; a first air inlet 9 is arranged on one side of the charging pile shell 1, and a first exhaust port 12 is arranged on the other side; the power module 13 is communicated with the first air inlet 9 and the first exhaust port 12 respectively, a first air inlet fan 14 is connected to the side of the power module 13 close to the first air inlet 9, and a first exhaust fan 17 is installed on the side of the first exhaust port 12; a top cover 2 is installed on the upper end of the charging pile shell 1, and a top cover 2 is installed on the top A second air outlet 3 communicating with the heat dissipation duct 31 is provided on the cover 2, a second air inlet 5 communicating with the heat dissipation duct 31 is provided below the charging pile shell 1, a second air intake fan 20 is installed below the heat dissipation duct 31, specifically, a fan bracket 19 is connected below the heat dissipation duct 31, and the second air intake fan 20 is installed above the fan bracket 19; specifically, a left door 8 is installed on the left side of the charging pile shell 1, and a first air inlet 9 is opened on the left door 8; a right door 11 is installed on the right side of the charging pile shell 1, a first exhaust port 12 is opened on the right door 11, and a first exhaust fan 17 is installed on the left side of the right door 11.
[0027] The utility model is provided with two air ducts in the charging pile housing 1. The first air duct takes in air from the first air inlet 9, passes through the inside of the power module 13, and finally exhausts air from the first exhaust port 12 (refer to Figure 3), which air duct mainly cools down the inside of the power module 13; the second air duct is the heat dissipation air duct 31, which takes in air from the second air inlet 5, passes through the heat dissipation air duct 31 and finally discharges air from the second air outlet 3. This air duct mainly cools down the outside of the power module 13. Preferably, a second guide plate 21 is connected to the top cover 2, and the second guide plate 21 is used to guide the air duct; the utility model has a better cooling effect by designing the above two air ducts; and by connecting the first guide plates 15 on both sides of the power module 13, the two first guide plates 15 prevent the air flow from flowing back, thereby achieving efficient heat dissipation.
[0028] The surface of the charging pile housing 1 is coated with a radiation cooling coating, and the thickness of the radiation cooling coating is preferably 0.5 mm. The utility model can reduce the heat load of the charging pile housing 1 and lower its surface temperature through the radiation cooling coating.
[0029] The left and right sides of the charging pile housing 1 are connected with hanging ears 7, and the two hanging ears 7 are used to hang the charging gun.
[0030] A first temperature sensor 23 is installed at the first air inlet 9, a second temperature sensor 24 is installed above the power module 13, a third temperature sensor 25 is installed at the first exhaust port 12, and a charging pile control mainboard 22 is also installed in the charging pile shell 1, and the charging pile control mainboard 22 is respectively connected to the first temperature sensor 23, the second temperature sensor 24, the third temperature sensor 25, the first air intake fan 14, the first exhaust fan 17 and the second air intake fan 20; the utility model monitors the internal temperature of the charging pile shell 1 in real time through the first temperature sensor 23, the second temperature sensor 24, and the third temperature sensor 25, and controls the rotation speeds of the first air intake fan 14, the first exhaust fan 17 and the second air intake fan 20 through the charging pile control mainboard 22 according to the obtained temperature value, so as to more effectively cope with the heat dissipation challenge of the electric charging pile in a high temperature environment and improve the stability and safety of the equipment.
[0031] In general, the utility model shows significant advantages in heat dissipation efficiency, energy consumption, space utilization and temperature control accuracy. It can more effectively cope with the heat dissipation challenges of charging piles in high temperature environments and improve the stability and safety of the equipment.
Claims
1. A heat dissipation coordination structure of a charging pile, comprising a charging pile housing (1), characterized in that: A heat dissipation duct (31) is provided in the charging pile housing (1); a power module (13) is connected in the heat dissipation duct (31); first guide plates (15) are connected to the left and right sides of the power module (13); a first air inlet (9) is provided on one side of the charging pile housing (1), and a first air outlet (12) is provided on the other side; the power module (13) is communicated with the first air inlet (9) and the first air outlet (12) respectively; the power module (13) is provided with a first air inlet (9) and a first air outlet (12) in the power module (13); A first air intake fan (14) is connected to the air intake port (9); a first exhaust fan (17) is installed on the side of the first exhaust port (12); a top cover (2) is installed on the upper end of the charging pile housing (1); a second air outlet hole (3) communicating with a heat dissipation duct (31) is provided on the top cover (2); a second air intake hole (5) communicating with the heat dissipation duct (31) is provided below the charging pile housing (1); and a second air intake fan (20) is installed below the heat dissipation duct (31).
2. The heat dissipation coordination structure of a charging pile according to claim 1, characterized in that: The surface of the charging pile housing (1) is coated with a radiation cooling coating.
3. The heat dissipation coordination structure of a charging pile according to claim 2, characterized in that: The thickness of the radiation cooling coating is 0.5 mm.
4. The heat dissipation coordination structure of a charging pile according to claim 1, characterized in that: A fan bracket (19) is connected below the heat dissipation air duct (31); and the second air intake fan (20) is installed above the fan bracket (19).
5. The heat dissipation coordination structure of a charging pile according to claim 1, characterized in that: A left door (8) is installed on the left side of the charging pile housing (1); the first air inlet (9) is opened on the left door (8); a right door (11) is installed on the right side of the charging pile housing (1); the first exhaust port (12) is opened on the right door (11); and the first exhaust fan (17) is installed on the left side of the right door (11).
6. The heat dissipation coordination structure of a charging pile according to claim 1, characterized in that: The left and right sides of the charging pile housing (1) are both connected with hanging ears (7).
7. The heat dissipation coordination structure of a charging pile according to claim 1, characterized in that: A second guide plate (21) is connected inside the top cover (2).
8. The heat dissipation coordination structure of a charging pile according to claim 1, characterized in that: A first temperature sensor (23) is installed at the first air inlet (9); a second temperature sensor (24) is installed above the power module (13); a third temperature sensor (25) is installed at the first exhaust port (12); a charging pile control mainboard (22) is also installed in the charging pile housing (1); the charging pile control mainboard (22) is respectively connected to the first temperature sensor (23), the second temperature sensor (24), the third temperature sensor (25), the first air intake fan (14), the first exhaust fan (17) and the second air intake fan (20).