CN207140838U - A kind of charging electric vehicle post of good heat dissipation effect - Google Patents

Abstract

The utility model relates to the technical field of charging columns, in particular to a charging column for electric vehicles with good heat dissipation effect, which includes a base on which a column is fixed, a socket is provided on the sealing door, and a charging gun is inserted on the socket. A circuit board is installed in the column, circuit components are installed on the circuit board, blowers are connected to both sides of the base through brackets, air ducts are connected to both sides of the column, the air outlet of the blower is connected to the inside of the air duct, and the inner walls on both sides of the column are evenly spaced A plurality of diffused air nozzles are installed, and the diffused air nozzles are connected with the corresponding air ducts. There are multiple cooling holes on the outer wall on both sides of the cylinder. A cooling circulation pump is installed on the top surface of the cylinder. A set of heat exchange tubes are fixed on the inner wall of the cylinder. And the heat exchange tube is located at the back side of the circuit board, and the inlet and outlet of the heat exchange tube are connected with the cooling circulation pump. The utility model utilizes two heat dissipation modes of air cooling and oil cooling to dissipate heat at the same time, so that the internal circuit components of the charging column can be dissipated in time and fully.

Description

A Charging Column for Electric Vehicles with Good Heat Dissipation Effect

technical field

The utility model relates to the technical field of charging columns, in particular to an electric vehicle charging column with good heat dissipation effect.

Background technique

The function of the charging pile is similar to the refueling machine in the gas station. It can be fixed on the ground or wall, and installed in public buildings (public buildings, shopping malls, public parking lots, etc.) and residential area parking lots or charging stations. Charge all models of electric vehicles. The input end of the charging pile is directly connected to the AC grid, and the output end is equipped with a charging plug for charging the electric vehicle.

Due to the large amount of heat dissipation in the system of the charging column, a strong and effective cooling method is required to dissipate the heat in a timely manner, so as to avoid the problem of internal circuit burnout caused by excessive heat accumulation. Especially in summer, the heat cannot be discharged in time.

Utility model content

The purpose of the utility model is to solve the disadvantages of single heat dissipation mode and poor heat dissipation effect of the charging column in the prior art, and propose a charging column for electric vehicles with good heat dissipation effect.

In order to achieve the above object, the utility model adopts the following technical solutions:

Design an electric vehicle charging column with good heat dissipation effect, including a base, a column is fixed on the base, a sealed door is hinged on one side of the column, a socket is provided on the sealed door, and the plug A charging gun is inserted into the base, and a circuit board is installed in the column, and circuit components are installed on the circuit board, and the circuit components are connected to the charging gun through a connecting wire, and blowers are connected to both sides of the base through brackets, so Both sides of the column are connected with air ducts, the air outlet of the blower communicates with the inside of the air duct, and the inner walls of both sides of the column are evenly spaced with a plurality of diffused air nozzles, and the diffused air nozzles communicate with the corresponding air ducts , there are a plurality of heat dissipation holes on the outer walls of both sides of the cylinder, a cooling circulation pump is installed on the top surface of the cylinder, a group of heat exchange tubes are fixed on the inner wall of the cylinder, and the heat exchange tubes are located on the back side of the circuit board , the inlet and outlet of the heat exchange tube are connected with the cooling circulation pump.

Preferably, a plurality of cooling fins are evenly and equidistantly fixed on the rear side of the column, and the cooling fins are specifically copper sheet-like structures.

Preferably, support rods are fixed at the four corners of the top surface of the column, and a waterproof cover is welded on the support rod, and the waterproof cover has an arc-shaped structure.

Preferably, a filter screen is installed on the heat dissipation holes.

The electric vehicle charging column with good heat dissipation effect proposed by the utility model has the beneficial effect that: by improving the internal structure of the original electric vehicle charging column, it can simultaneously use two heat dissipation methods of air cooling and oil cooling to dissipate heat, In this way, the internal circuit components of the charging column can be dissipated in time and fully, and at the same time, the oil-cooled heat dissipation method will not cause the problem of circuit short circuit caused by liquid leakage, ensuring the safety performance of the internal components of the charging column.

Description of drawings

Fig. 1 is a schematic diagram of the internal structure of an electric vehicle charging post with good heat dissipation effect proposed by the utility model;

Fig. 2 is a side view structural schematic diagram of a charging column for an electric vehicle with good heat dissipation effect proposed by the utility model.

In the figure: cooling circulation pump 1, waterproof cover 2, heat dissipation hole 3, airtight door 4, socket socket 5, charging gun 6, connecting wire 7, base 8, bracket 9, air duct 10, blower 11, heat sink 12, Filter screen 13, support rod 14, cylinder 15, circuit element 16, diffuser nozzle 17, circuit board 18, heat exchange tube 19.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Fig. 1-2, an electric vehicle charging column with good heat dissipation effect includes a base 8, a column 15 is fixed on the base 8, a sealed door 4 is hinged on one side of the column 15, and a socket is provided on the sealed door 4 5. A charging gun 6 is inserted into the socket 5, a circuit board 18 is installed in the column body 15, and a circuit element 16 is installed on the circuit board 18. The circuit element 16 is connected to the charging gun 6 through the connecting line 7, and the column body 15 top The four corners of the surface are fixed with support rods 14, and the waterproof cover 2 is welded on the support rods 14, and the waterproof cover 2 is an arc structure. The charging gun 6 is used to charge the electric vehicles that need to be charged. When charging, the rainwater directly washes over the charging column, causing damage to it.

The two sides of the base 8 are connected with the blower 11 through the bracket 9, the two sides of the cylinder 15 are connected with the air duct 10, the air outlet of the blower 11 is connected with the inside of the air duct 10, and the inner walls of the two sides of the cylinder 15 are evenly spaced with a plurality of scattered air Nozzle 17, and the scattered air nozzle 17 communicates with the corresponding air duct 10, a plurality of heat dissipation holes 3 are opened on the outer wall of the cylinder 15, a filter screen 13 is installed on the heat dissipation holes 3, and a cooling circulation pump is installed on the top surface of the cylinder 15 1. A group of heat exchange tubes 19 are fixed on the inner wall of the cylinder 15, and the heat exchange tubes 19 are located on the back side of the circuit board 18, and the inlet and outlet of the heat exchange tubes 19 are connected with the cooling circulation pump 1; There are multiple cooling fins 12, and the cooling fins 12 are specifically copper sheet-like structures.

Utilize blower 11 to blow air into air duct 10, and use multiple diffuser nozzles 17 to evenly disperse the wind force inside column 15, cool down the internal electrical components, and start cooling circulation pump 1 at the same time. The liquid is silicone oil, which has good thermal conductivity and insulation performance. The silicone oil circulates in the heat exchange tube 19 to take the heat out of the column 15 in time. At the same time, it uses air cooling and oil cooling to dissipate heat, which greatly improves heat dissipation. As a result, the heat sink 12 has a good auxiliary heat dissipation effect, and the filter screen 13 on the heat dissipation hole 3 can effectively isolate external dust and prevent it from entering the cylinder 15 and causing damage to the circuit element 16.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (4)

1. An electric vehicle charging column with good heat dissipation effect, comprising a base (8), a column (15) is fixed on the base (8), and a sealed door (4) is hinged on one side of the column (15) , the airtight door (4) is provided with a receptacle (5), and a charging gun (6) is inserted into the receptacle (5), and it is characterized in that a circuit is installed in the cylinder (15) board (18), on which a circuit element (16) is installed, and the circuit element (16) is connected to the charging gun (6) through a connection line (7), and the two sides of the base (8) A blower (11) is connected with a support (9), and an air duct (10) is connected to both sides of the column (15), and the air outlet of the blower (11) communicates with the inside of the air duct (10). (15) A plurality of loose air nozzles (17) are installed at even intervals on the inner walls of both sides, and the scattered air nozzles (17) communicate with the corresponding air ducts (10), and the outer walls of the cylinder (15) both sides A plurality of heat dissipation holes (3) are opened, a cooling circulation pump (1) is installed on the top surface of the cylinder (15), a group of heat exchange tubes (19) are fixed on the inner wall of the cylinder (15), and the heat The exchange tube (19) is located at the rear side of the circuit board (18), and the inlet and outlet of the heat exchange tube (19) are connected with the cooling circulation pump (1). 2. A charging column for electric vehicles with good heat dissipation effect according to claim 1, characterized in that, a plurality of cooling fins (12) are fixed on the rear side of the column (15) at equal intervals, and the The heat sink (12) is specifically a copper sheet structure. 3. A charging column for electric vehicles with good heat dissipation according to claim 1, characterized in that, the four corners of the top surface of the column (15) are fixed with support rods (14), and the support rods (14) are A waterproof cover (2) is welded, and the waterproof cover (2) is an arc structure. 4. The electric vehicle charging post with good heat dissipation effect according to claim 1, characterized in that a filter screen (13) is installed on the heat dissipation hole (3).