Electric vehicle AC charging pile

Abstract

The utility model provides an AC charging pile for electric vehicles, including a panel, an upper cover, a first circuit board, a second circuit board, a sealing ring, a middle shell, a charging line, and a back cover; a display screen is provided in the middle of the panel; a lower concave portion is provided on the side of the upper cover facing the panel, the panel is fitted in the lower concave portion of the upper cover, and a threading hole is provided in the middle of the upper cover; the connecting line of the display screen is connected to the first circuit board through the threading hole; a connecting pin is provided on the side of the second circuit board facing the first circuit board, and the first circuit board is connected to the connecting pin of the second circuit board; the first circuit board is located on the side of the second circuit board facing the upper cover; the upper cover and the middle shell are snapped with the first snap buckle of the middle shell through the slot of the upper cover, and a sealing ring is provided on the edge between the upper cover and the middle shell; the middle shell and the back cover are snapped with the second snap buckle of the back cover through the slot of the middle shell. The utility model has a good waterproof and dustproof effect and is convenient for on-site installation.

Description

Technical Field

[0001] The utility model relates to a charging pile, in particular to an AC charging pile for an electric vehicle. Background Art

[0002] In recent years, the production and sales of electric vehicles have grown rapidly, and electric vehicles have entered more and more households. In the domestic market, the proportion of electric vehicles is also increasing. Electric vehicles have no exhaust pollution, do not need to be refueled, and have low operating costs.

[0003] Electric vehicles need to be charged frequently. In addition to the charging piles installed by car owners in the community, some charging places are also needed in the city or on the road to meet the charging needs of electric vehicles when traveling. Summary of the invention

[0004] In view of the deficiencies in the prior art, the embodiment of the utility model provides an AC charging pile for electric vehicles, which has a compact structure, good waterproof and dustproof effects, and is convenient for on-site installation. To achieve the above technical objectives, the technical solution adopted by the embodiment of the utility model is:

[0005] The utility model embodiment provides an electric vehicle AC charging pile, including a panel, an upper cover, a first circuit board, a second circuit board, a sealing ring, a middle shell, a charging cable, and a rear cover;

[0006] A display screen is provided in the middle of the panel; a lower concave portion is provided on the side of the upper cover facing the panel, the panel is fitted in the lower concave portion of the upper cover, and a threading hole is provided in the middle of the upper cover; the connecting wire of the display screen is connected to the first circuit board through the threading hole;

[0007] A connecting pin is provided on a side of the second circuit board facing the first circuit board, and the first circuit board is connected to the connecting pin of the second circuit board; the first circuit board is located on a side of the second circuit board facing the upper cover;

[0008] A slot is provided on the inner side of the edge of the upper cover facing the middle shell, and a first buckle is provided on the edge of the middle shell facing the upper cover; the upper cover and the middle shell are snap-fitted with each other through the slot of the upper cover and the first buckle of the middle shell, and a sealing ring is provided on the edge between the upper cover and the middle shell;

[0009] The rear wall of the middle shell is a whole wall plate, and the second circuit board is provided with a male connector for incoming wires on the side facing the middle shell, and the male connector for incoming wires passes through the rear wall of the middle shell; the second circuit board is fixed on the rear wall of the middle shell; the charging line passes into the middle shell from the bottom of the middle shell and is connected to the output end of the second circuit board;

[0010] A female incoming line connection socket is provided on the side of the back cover facing the middle shell, which is used for plugging and connecting with the male incoming line connection plug on the second circuit board; a card slot is provided on the inner side of the edge of the middle shell facing the back cover, and a second card buckle is provided on the edge of the back cover facing the middle shell; the middle shell and the back cover are snapped together through the card slot of the middle shell and the second card buckle of the back cover.

[0011] Furthermore, an NFC near field communication module is installed on the first circuit board.

[0012] Furthermore, a wire inlet is provided on the top of the rear cover and is sealed with a sealing plug.

[0013] Furthermore, a heat dissipation grille is provided on the back side of the rear cover, and the heat dissipation grille extends from the back side of the rear cover to the side surface of the rear cover.

[0014] Furthermore, a first reinforcing rib is provided on the inner side of the side wall of the middle shell.

[0015] Furthermore, a second reinforcing rib is provided inside the side wall of the rear cover.

[0016] Furthermore, a level indicator is provided on the rear cover.

[0017] The beneficial effects of the technical solution provided by the embodiment of the utility model are:

[0018] 1) The waterproof and dustproof level reaches IP54.

[0019] 2) It is convenient for on-site installation and improves the efficiency of on-site installation.

[0020] 3) Has good heat dissipation performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The figure is a schematic diagram of the structure of an AC charging pile for an electric vehicle in an embodiment of the utility model. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] The structure of the AC charging pile needs to be scientific and reasonable. On the one hand, it should be easy for manufacturers to assemble and have good waterproof and dustproof effects. On the other hand, it should be able to meet the needs of rapid on-site installation.

[0024] like Figure 1As shown, an AC charging pile for electric vehicles proposed in an embodiment of the utility model includes a panel 1, an upper cover 2, a first circuit board 3, a second circuit board 4, a sealing ring 5, a middle shell 6, a charging cable 7, and a rear cover 8;

[0025] The panel 1 is provided with a display screen 101 in the middle; a lower concave portion 201 is provided on the side of the upper cover 2 facing the panel 1, the panel 1 is fitted in the lower concave portion 201 of the upper cover 2, and a threading hole 202 is provided in the middle of the upper cover 2; the connection wire of the display screen 101 is connected to the first circuit board 3 through the threading hole 202; since the panel 1 is fitted in the lower concave portion 201 of the upper cover 2, the sealing between the panel 1 and the upper cover 2 can be maintained for a long time; the two can be fitted together by a sealant;

[0026] A connecting pin 401 is provided on the side of the second circuit board 4 facing the first circuit board 3, and the first circuit board 3 is connected to the connecting pin 401 of the second circuit board 4; that is, electrical connection and structural connection are achieved at the same time; the first circuit board 3 is located on the side of the second circuit board 4 facing the upper cover 2; specifically, an NFC near-field communication module 301 is installed on the first circuit board 3; the first circuit board 3 is closer to the upper cover 2 than the second circuit board 4, which can ensure that the communication signal between the NFC near-field communication module and the user's mobile phone and other terminals is better;

[0027] A slot is provided on the inner side of the edge of the upper cover 2 facing the middle shell 6, and a first buckle 601 is provided on the edge of the middle shell 6 facing the upper cover 2; the upper cover 2 and the middle shell 6 are snapped together through the slot of the upper cover 2 and the first buckle 601 of the middle shell 6, and a sealing ring 5 is provided on the edge between the upper cover 2 and the middle shell 6; the sealing performance after the upper cover 2 and the middle shell 6 are snapped together can be ensured;

[0028] The rear wall of the middle shell 6 is a whole wall panel, and the second circuit board 4 is provided with an incoming line connection male connector 402 on the side facing the middle shell 6, and the incoming line connection male connector 402 passes through the rear wall of the middle shell 6; the second circuit board 4 is fixed on the rear wall of the middle shell 6; the charging line 7 penetrates into the middle shell 6 from the bottom of the middle shell 6 and is connected to the output end of the second circuit board 4; through the above structural connection, the panel 1, the upper cover 2, the first circuit board 3, the second circuit board 4, the sealing ring 5, the middle shell 6 and the charging line 7 can be connected into an integral component, which is used as an integral component when the AC charging pile leaves the factory, and can be quickly connected to the rear cover 8 during on-site installation; and the waterproof and dustproof effect of the integral component can be ensured;

[0029] The side of the back cover 8 facing the middle shell 6 is provided with an incoming line connection female socket 801 for plugging and connecting with the incoming line connection male plug 402 on the second circuit board 4; the inner side of the edge of the middle shell 6 facing the back cover 8 is provided with a slot, and the edge of the back cover 8 facing the middle shell 6 is provided with a second buckle 802; the middle shell 6 and the back cover 8 are snapped together with the second buckle 802 of the back cover 8 through the slot of the middle shell 6; when installing on site, the back cover 8 is fixed to a wall or a bracket, and then the integral parts (panel 1, upper cover 2, first circuit board 3, second circuit board 4, sealing ring 5, middle shell 6 and charging cable 7) connected as one at the factory are snapped onto the back cover 8, which simplifies the on-site installation steps and improves the installation efficiency; the incoming line female socket 801 on the back cover 8 can be connected to the AC power line on site;

[0030] Furthermore, a wire inlet is provided at the top of the rear cover 8 and is sealed with a sealing plug 803; the wire inlet at the top of the rear cover 8 can be reserved for users to select an alternative AC power line connection method;

[0031] Furthermore, a heat dissipation grille 804 is provided on the back of the rear cover 8, and the heat dissipation grille 804 extends from the back of the rear cover 8 to the side of the rear cover 8; the heat dissipation grille 804 may be hollow to enhance the heat dissipation effect; since the circuit boards are enclosed in the integral component, the rear cover 8 does not need to be sealed;

[0032] Furthermore, a first reinforcing rib 602 is provided on the inner side of the side wall of the middle shell 6 to enhance the structural strength of the middle shell 6;

[0033] Furthermore, a second reinforcing rib 805 is provided inside the side wall of the rear cover 8 to enhance the structural strength of the rear cover 8 .

[0034] Furthermore, a level indicator 806 is provided on the rear cover 8 to facilitate the installer to obtain the horizontal position of the rear cover 8 when installing it.

[0035] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. An AC charging pile for electric vehicles, characterized in that: It comprises a panel (1), an upper cover (2), a first circuit board (3), a second circuit board (4), a sealing ring (5), a middle shell (6), a charging cable (7), and a back cover (8); A display screen (101) is provided in the middle of the panel (1); a lower recess (201) is provided on the side of the upper cover (2) facing the panel (1); the panel (1) is fitted in the lower recess (201) of the upper cover (2); a threading hole (202) is provided in the middle of the upper cover (2); a connecting wire of the display screen (101) is connected to the first circuit board (3) through the threading hole (202); A connecting pin (401) is provided on a side of the second circuit board (4) facing the first circuit board (3), and the first circuit board (3) is connected to the connecting pin (401) of the second circuit board (4); the first circuit board (3) is located on a side of the second circuit board (4) facing the upper cover (2); A slot is provided on the inner side of the edge of the upper cover (2) facing the middle shell (6), and a first buckle (601) is provided on the edge of the middle shell (6) facing the upper cover (2); the upper cover (2) and the middle shell (6) are buckled together via the slot of the upper cover (2) and the first buckle (601) of the middle shell (6), and a sealing ring (5) is provided on the edge between the upper cover (2) and the middle shell (6); The rear wall of the middle shell (6) is a whole wall panel; the second circuit board (4) is provided with an incoming line connection male connector (402) on the side facing the middle shell (6); the incoming line connection male connector (402) passes through the rear wall of the middle shell (6); the second circuit board (4) is fixed on the rear wall of the middle shell (6); the charging line (7) passes into the middle shell (6) from the bottom of the middle shell (6) and is connected to the output end of the second circuit board (4); A female incoming line connection socket (801) is provided on the side of the back cover (8) facing the middle shell (6) for plugging and connecting with a male incoming line connection socket (402) on the second circuit board (4); a card slot is provided on the inner side of the edge of the middle shell (6) facing the back cover (8), and a second card buckle (802) is provided on the edge of the back cover (8) facing the middle shell (6); the middle shell (6) and the back cover (8) are card-connected via the card slot of the middle shell (6) and the second card buckle (802) of the back cover (8).

2. The electric vehicle AC charging pile according to claim 1, characterized in that: An NFC near field communication module (301) is installed on the first circuit board (3).

3. The electric vehicle AC charging pile according to claim 1, characterized in that: A wire inlet is provided on the top of the rear cover (8) and is sealed with a sealing plug (803).

4. The electric vehicle AC charging pile according to claim 1, characterized in that: A heat dissipation grille (804) is provided on the back of the rear cover (8), and the heat dissipation grille (804) extends from the back of the rear cover (8) to the side of the rear cover (8).

5. The electric vehicle AC charging pile according to claim 1, characterized in that: A first reinforcing rib (602) is provided on the inner side of the side wall of the middle shell (6).

6. The electric vehicle AC charging pile according to claim 1, characterized in that: A second reinforcing rib (805) is provided inside the side wall of the rear cover (8).

7. The electric vehicle AC charging pile according to claim 1, characterized in that: A level indicator (806) is provided on the rear cover (8).

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