Electric vehicle charging pile

Abstract

The utility model discloses an electric automobile charging pile which comprises an installation base, a charging pile body is connected to the middle of the top of the installation base, a sealing protection shell is connected to the position, located on the outer side of the charging pile body, of the top of the installation base, and a drying and cooling box is connected to the top of the front section of the sealing protection shell. The drying and cooling box and the charging pile body are directly provided with a plurality of ventilation openings, a plurality of air inlets are formed in the front side of the drying and cooling box, a drying agent adsorption layer is connected to the front side in the drying and cooling box, a semiconductor refrigeration plate is connected to the bottom of the rear side of the drying agent adsorption layer in the drying and cooling box, and an exhaust fan is connected to the top of the rear end of the sealing protective shell. Compared with the prior art, the charging pile has the advantages that the sealed protective shell is arranged outside the charging pile main body, and the charging pile main body can be sealed, protected, dried and cooled by matching with a route which can dry and cool input gas from the upper part of the front end and discharge gas from the bottom and the upper part of the rear side.

Description

Technical Field

[0001] The utility model relates to the technical field of electric vehicle charging piles, in particular to an electric vehicle charging pile. Background Art

[0002] A charging pile is a device that replenishes electricity for electric vehicles. Its function is similar to that of a gas pump in a gas station. It can be fixed on the ground or wall and installed in public buildings and residential parking lots. It can charge various types of electric vehicles according to the adjusted voltage and current.

[0003] Most public charging piles in the prior art are installed outdoors, so the protection requirements for the charging piles are generally high. In some places with better environments, only distribution cabinet-style charging piles are generally required. However, in some harsh environments, if they are installed outdoors for a long time, the charging pile equipment is prone to serious damage and corrosion, which results in a shorter service life of the charging pile and is prone to charging accidents. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide an electric vehicle charging pile in view of the disadvantage that the charging pile is not smooth in the harsh environment mentioned in the background technology.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is as follows: an electric vehicle charging pile, comprising a mounting base, a charging pile body is connected in the middle of the top of the mounting base, a sealing protective shell is connected to the top of the mounting base located outside the charging pile body, a drying and cooling box is connected to the top of the front section of the sealing protective shell, a plurality of vents are directly provided between the drying and cooling box and the charging pile body, and a plurality of air inlets are provided on the front side of the drying and cooling box;

[0006] A desiccant adsorption layer is connected to the front side of the drying and cooling box, a supporting mesh plate is connected to the front and rear of the desiccant adsorption layer, and a semiconductor refrigeration plate is connected to the bottom of the rear side of the desiccant adsorption layer in the drying and cooling box;

[0007] An exhaust fan is connected to the top of the rear end of the sealed protective shell, a sealing plate is directly connected to the inner wall of the sealed protective shell in the middle of both sides of the charging pile body, an air guide port is provided at the bottom of the sealing plate, a protective top plate is connected to the charging pile body and the top of the sealed protective shell, and a power supply battery and a controller are connected inside the protective top plate.

[0008] Furthermore, the bottom heat dissipation surface of the semiconductor refrigeration plate extends to the outside and is connected to a heat dissipation metal plate, which facilitates the semiconductor refrigeration plate to perform rapid heat dissipation operations.

[0009] Furthermore, the outside of the drying and cooling box is connected to a first air guide cover that cooperates with the air inlet, the rear side of the mounting base is connected to a second air guide cover that cooperates with the exhaust fan, and the first air guide cover and the second air guide cover are respectively connected to a first electrically controlled valve and a second electrically controlled valve, to facilitate internal sealing settings.

[0010] Furthermore, the rear side of the charging pile body and the rear side of the sealed protective shell are respectively connected with a first sealed maintenance door and a second sealed maintenance door to facilitate maintenance operations.

[0011] Furthermore, a temperature and humidity sensor is connected to the inner side of the sealed protective shell to facilitate sensing of internal temperature and humidity.

[0012] Furthermore, a solar power panel is connected to the outer side of the top of the protective roof, and an adapter electrically connected to the solar power panel and a power supply battery is connected inside the protective roof to facilitate solar power supply operations.

[0013] The advantage of an electric vehicle charging pile of the utility model over the prior art is that the utility model provides a sealed protective shell on the outside of the charging pile body, which can be used to dry and cool the gas input from the front end and discharged from the bottom and the rear end, so as to seal and protect the charging pile body and dry and cool it. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a first structural schematic diagram of an electric vehicle charging pile of the utility model.

[0015] Figure 2 This is a second structural schematic diagram of an electric vehicle charging pile of the utility model.

[0016] Figure 3 The utility model is a front cross-sectional structural schematic diagram of an electric vehicle charging pile.

[0017] Figure 4 The utility model is a side sectional structural schematic diagram of an electric vehicle charging pile.

[0018] Figure 5 yes Figure 4 Schematic diagram of the structure of part A.

[0019] As shown in the figure: 1. Installation base; 2. Charging pile body; 3. Sealed protective shell; 4. Drying and cooling box; 5. Ventilation port; 6. Desiccant adsorption layer; 7. Supporting mesh plate; 8. Semiconductor refrigeration plate; 9. Heat dissipation metal plate; 10. Air inlet; 11. First air guide cover; 12. Exhaust fan; 13. Second air guide cover; 14. Sealing plate; 15. Air guide port; 16. First electric control valve; 17. Second electric control valve; 18. First sealed maintenance door; 19. Second sealed maintenance door; 20. Temperature and humidity sensor; 21. Protective top plate; 22. Power supply battery; 23. Controller; 24. Solar power supply panel; 25. Adapter. DETAILED DESCRIPTION

[0020] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0021] Combined with Figure 1-5 A charging pile for an electric vehicle comprises a mounting base 1, a charging pile body 2 is connected to the middle of the top of the mounting base 1, a sealing protective shell 3 is connected to the top of the mounting base 1 located outside the charging pile body 2, a first sealing maintenance door 18 and a second sealing maintenance door 19 are respectively connected to the rear side of the charging pile body 2 and the rear side of the sealing protective shell 3, that is, the charging pile body 2 can be sealed through the sealing protective shell 3, and the equipment can be maintained through the first sealing maintenance door 18 and the second sealing maintenance door 19.

[0022] Combined with Figure 4-5 The top of the front section of the sealed protective shell 3 is connected with a drying and cooling box 4, and the drying and cooling box 4 and the charging pile body 2 are directly provided with a plurality of ventilation holes 5, and the front side of the drying and cooling box 4 is provided with a plurality of air inlets 10; the front side of the drying and cooling box 4 is connected with a desiccant adsorption layer 6, and the drying and cooling box 4 is connected with a supporting mesh plate 7 before and after the desiccant adsorption layer 6, that is, the desiccant adsorption layer 6 can be clamped by the supporting mesh plate 7, and the desiccant adsorption layer 6 can adsorb humid gas in the air, and the bottom of the rear side of the desiccant adsorption layer 6 in the drying and cooling box 4 is connected with a semiconductor refrigeration plate 8, and the semiconductor refrigeration plate The bottom heat dissipation surface 8 extends to the outside and is connected to a heat dissipation metal plate 9. The semiconductor refrigeration plate 8 can perform gas cooling operations. The heat dissipation metal plate 9 can quickly dissipate heat for the semiconductor refrigeration plate 8. The inner side of the sealed protective shell 3 is connected to a temperature and humidity sensor 20, and the internal temperature and humidity can be sensed by the temperature and humidity sensor 20. The top of the rear end of the sealed protective shell 3 is connected to an exhaust fan 12. The middle of both sides of the charging pile body 2 is directly connected to the inner wall of the sealed protective shell 3. A sealing plate 14 is provided at the bottom of the sealing plate 14, that is, gas can be extracted by the exhaust fan 12, thereby performing internal circulation ventilation operations.

[0023] During specific implementation: gas is extracted through the exhaust fan 12, and multiple air inlets 10 enter the drying and cooling box 4 for drying and cooling operations. The dry and low-temperature gas can be introduced into the sealed protective shell 3 through multiple ventilation holes 5. The air guide port 15 can ensure that the dry and low-temperature gas is guided from top to bottom and then from bottom to top, which can completely ensure the internal gas discharge operation.

[0024] The charging pile body 2 and the sealed protective shell 3 are jointly connected with a protective top plate 21 on the top, a power supply battery 22 and a controller 23 are connected inside the protective top plate 21, a solar power supply panel 24 is connected to the outside of the top of the protective top plate 21, and an adapter 25 electrically connected to the solar power supply panel 24 and the power supply battery 22 is connected inside the protective top plate 21.

[0025] In specific implementation: the power supply battery 22 and the controller 23 can be used to independently charge the pile body 2 to supply power and control the electrical components on the sealed protective housing 3, and the solar power supply panel 24 can be used to perform solar power supply operations.

[0026] The outside of the drying and cooling box 4 is connected to a first air guide hood 11 that matches the air inlet 10, and the rear side of the mounting base 1 is connected to a second air guide hood 13 that matches the exhaust fan 12. The first air guide hood 11 and the second air guide hood 13 are respectively connected to a first electrically controlled valve 16 and a second electrically controlled valve 17. The air inlet 10 and the exhaust fan 12 can be closed and opened by the first electrically controlled valve 16 and the second electrically controlled valve 17. They can be opened when ventilation is needed and closed when ventilation is not needed, thereby facilitating internal sealing and protection operations.

[0027] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. An electric vehicle charging pile, comprising a mounting base (1), wherein a charging pile body (2) is connected to the middle of the top of the mounting base (1), characterized in that: The top of the mounting base (1) is located outside the charging pile body (2) and is connected to a sealed protective shell (3); the top of the front section of the sealed protective shell (3) is connected to a drying and cooling box (4); the drying and cooling box (4) and the charging pile body (2) are directly provided with a plurality of ventilation openings (5); and the front side of the drying and cooling box (4) is provided with a plurality of air inlets (10); The drying and cooling box (4) is provided with a desiccant adsorption layer (6) connected to the front side thereof, the drying and cooling box (4) is provided with a supporting mesh plate (7) connected to the front and rear of the desiccant adsorption layer (6), and the drying and cooling box (4) is provided with a semiconductor refrigeration plate (8) connected to the bottom of the rear side of the desiccant adsorption layer (6); The top of the rear end of the sealed protective shell (3) is connected to an exhaust fan (12); the middle of both sides of the charging pile body (2) is directly connected to the inner wall of the sealed protective shell (3) and a sealing plate (14); the bottom of the sealing plate (14) is provided with an air guide port (15); the charging pile body (2) and the top of the sealed protective shell (3) are connected to a protective top plate (21); a power supply battery (22) and a controller (23) are connected inside the protective top plate (21).

2. The electric vehicle charging pile according to claim 1, characterized in that: The bottom heat dissipation surface of the semiconductor refrigeration plate (8) extends to the outside and is connected to a heat dissipation metal plate (9).

3. The electric vehicle charging pile according to claim 1, characterized in that: The drying and cooling box (4) is provided with a first air guide cover (11) matched with the air inlet (10) on the outside, and the mounting base (1) is provided with a second air guide cover (13) matched with the exhaust fan (12) on the rear side. The first air guide cover (11) and the second air guide cover (13) are respectively connected with a first electrically controlled valve (16) and a second electrically controlled valve (17).

4. The electric vehicle charging pile according to claim 1, characterized in that: The rear side of the charging pile body (2) and the rear side of the sealed protective shell (3) are respectively connected with a first sealed maintenance door (18) and a second sealed maintenance door (19).

5. The electric vehicle charging pile according to claim 1, characterized in that: A temperature and humidity sensor (20) is connected to the inner side of the sealed protective housing (3).

6. The electric vehicle charging pile according to claim 1, characterized in that: A solar power supply panel (24) is connected to the outer side of the top of the protective top plate (21), and an adapter (25) electrically connected to the solar power supply panel (24) and the power supply storage battery (22) is connected inside the protective top plate (21).

Images