CN217360123U

CN217360123U - Automatic test system for electric automobile direct-current charging pile

Info

Publication number: CN217360123U
Application number: CN202220939704.5U
Authority: CN
Inventors: 郑泽林; 代星攀; 高冉; 张康迪
Original assignee: Henan Yubao Information Technology Co ltd
Current assignee: Henan Yubao Information Technology Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-09-02
Anticipated expiration: 2032-04-22

Abstract

The utility model belongs to the technical field of fill electric pile test, especially, electric automobile direct current fills electric pile automatic test system, to test system when the operation, it is relatively poor with the socket connection stability that charges to fill electric pile vehicle plug, can not in time remind the problem when pine takes off, the following scheme is put forward now, and it includes test system, and test system is connected with and fills electric pile vehicle plug including charging socket, contactor, fuse, shunt, high voltage direct current power supply, voltage current detection module, central control unit and load on the socket that charges, fixed mounting has first L shaped plate and second L shaped plate on the socket that charges, is equipped with extrusion fixed establishment on first L shaped plate and the second L shaped plate, be equipped with warning mechanism on the first L shaped plate, extrusion fixed establishment includes two extrusion poles. The utility model discloses can increase and fill the stability that electric pile vehicle plug and charging socket are connected, can remind when the pine takes off simultaneously.

Description

Automatic test system for electric automobile direct-current charging pile

Technical Field

The utility model relates to a fill electric pile test technical field, especially relate to an electric automobile direct current fills electric pile automatic test system.

Background

The function of the charging pile is similar to that of an oiling machine in a gas station, the charging pile can be fixed on the ground or on the wall, is installed in public buildings (public buildings, markets, public parking lots and the like) and residential area parking lots or charging stations, can charge electric vehicles of various models according to different voltage levels, and needs to be tested when the charging pile is used.

By search, publication (bulletin) no: the patent document CN207263852U discloses a test system for a dc charging pile of an electric vehicle, which includes a charging socket, a contactor, a fuse, a shunt, a high-voltage dc power supply, a voltage and current detection module, a central control unit and a load; the input end of the charging socket is connected with a direct current charging pile vehicle plug, the output end of the charging socket is connected with the contactor, the load is connected with the output end of the contactor, the control end of the contactor is connected with the output end of the central control unit, and the fuse protector and the shunt are connected between the contactor and the load in series; the voltage and current detection module is in communication connection with the central control unit, the output end of the high-voltage direct-current power supply is connected to the output end of the contactor, and the communication end of the high-voltage direct-current power supply is in communication connection with the central control unit. A high-voltage direct-current power supply provides analog battery voltage, and the problem of failure in detection of the voltage at the outer sides of K1 and K2 (shown in GB/T18487.1-2015 attached drawing B.1) in the pre-charging process is solved.

Above-mentioned test system when the operation, it is relatively poor to fill electric pile vehicle plug and charging socket connection stability, can not in time remind when pine takes off, therefore we have proposed an electric automobile direct current fills electric pile automatic test system for solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and filling electric pile vehicle plug relatively poor with the socket connection stability that charges, can not in time remind the shortcoming during pine takes off, and the electric automobile direct current who provides fills electric pile automatic test system.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automatic testing system for a direct-current charging pile of an electric automobile comprises a testing system, wherein the testing system comprises a charging socket, a contactor, a fuse, a shunt, a high-voltage direct-current power supply, a voltage and current detection module, a central control unit and a load, a charging pile vehicle plug is connected to the charging socket, a first L-shaped plate and a second L-shaped plate are fixedly mounted on the charging socket, an extrusion fixing mechanism is arranged on the first L-shaped plate and the second L-shaped plate, a reminding mechanism is arranged on the first L-shaped plate, the extrusion fixing mechanism comprises two extrusion rods, one ends of the two extrusion rods are respectively contacted with the top and the bottom of the charging pile vehicle plug, one ends of the two extrusion rods, which are far away from each other, are fixedly mounted with one end of a first spring, one sides of the first L-shaped plate and the second L-shaped plate are respectively provided with a chute, and the outer sides of the two extrusion rods are respectively connected with the inner walls of the two chutes in a sliding manner, the other ends of the two first springs are fixedly connected with the inner wall of one side of the two sliding grooves respectively.

Preferably, remind the mechanism including fixed mounting in the mounting box of first L shaped plate one side, slidable mounting has the connecting plate in the mounting box, and one side fixed mounting of connecting plate has the board that resets, and the one side of the board that resets contacts with the one end that fills electric pile vehicle plug.

Preferably, one side fixed mounting of connecting plate has first conducting block, and fixed mounting has the second conducting block on the inner wall of one side of mounting box, and fixed mounting has warning light and power on the first L shaped plate, and first conducting block, warning light, power and second conducting block connect gradually through the wire.

Preferably, a rectangular groove is formed in one side of the first L-shaped plate, and the outer side of the reset plate is in sliding connection with the inner wall of the rectangular groove.

Preferably, one end of a second spring is fixedly mounted on the inner wall of one side of the rectangular groove, and the other end of the second spring is fixedly connected with the inner wall of one side of the rectangular groove.

Compared with the prior art, the utility model has the advantages of:

(1) according to the scheme, the charging pile vehicle plug is inserted into the charging socket, and the two extrusion rods are abutted to the outer side of the charging pile vehicle plug along with the rightward movement of the charging pile vehicle plug, so that the charging pile vehicle plug is extruded and fixed, and the connection stability of the charging pile vehicle plug and the charging socket is improved;

(2) when the vehicle plug of the charging pile is loosened, the second spring resets to enable the reset plate to move leftwards, so that the first conductive block is in contact with the second conductive block, a circuit formed by the first conductive block, the prompting lamp, the power supply and the second conductive block is conducted, and the indicating lamp is turned on, so that people can be reminded;

the utility model discloses can increase and fill the stability that electric pile vehicle plug and charging socket are connected, can remind when the pine takes off simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of an automatic testing system for a dc charging pile of an electric vehicle according to the present invention;

fig. 2 is an enlarged schematic structural diagram of a portion a in fig. 1 of an automatic testing system for a direct current charging pile of an electric vehicle according to the present invention;

fig. 3 is the utility model provides a circuit diagram of electric automobile direct current fills electric pile automatic test system's first conducting block, warning light, power and second conducting block.

In the figure: 1. testing the system; 2. a charging socket; 3. a first L-shaped plate; 4. a second L-shaped plate; 5. charging pile vehicle plug; 6. a chute; 7. an extrusion stem; 8. a first spring; 9. a warning light; 10. a reset plate; 11. a second spring; 12. a connecting plate; 13. mounting a box; 14. a second conductive block; 15. a first conductive block.

Detailed Description

The technical solutions in the present embodiment will be clearly and completely described below with reference to the drawings in the present embodiment, and it is obvious that the described embodiments are only a part of the embodiments, and not all of the embodiments.

Example one

Referring to fig. 1-3, an automatic test system for a direct current charging pile of an electric vehicle comprises a test system 1, wherein the test system 1 comprises a charging socket 2, a contactor, a fuse, a shunt, a high-voltage direct current power supply, a voltage and current detection module, a central control unit and a load, the input end of the charging socket is connected with a vehicle plug of the direct current charging pile, the output end of the charging socket is connected with the contactor, the load is connected with the output end of the contactor, the control end of the contactor is connected with the output end of the central control unit, and the fuse and the shunt are connected in series between the contactor and the load; the voltage and current detection module is in communication connection with the central control unit, the output end of the high-voltage direct-current power supply is connected with the output end of the contactor, and the communication end of the high-voltage direct-current power supply is in communication connection with the central control unit, which is already disclosed in the publication: the patent document of CN207263852U discloses the prior art.

Be connected with on the socket 2 that charges and fill electric pile vehicle plug 5, fixed mounting has first L shaped plate 3 and second L shaped plate 4 on the socket 2 that charges, be equipped with extrusion fixed establishment on first L shaped plate 3 and the second L shaped plate 4, be equipped with warning mechanism on the first L shaped plate 3, extrusion fixed establishment includes two stripper bars 7, the one end of two stripper bars 7 respectively with fill electric pile vehicle plug 5's top and bottom contact, the equal fixed mounting in one end that two stripper bars 7 kept away from each other has the one end of first spring 8, spout 6 has all been seted up to one side of first L shaped plate 3 and second L shaped plate 4, the outside of two stripper bars 7 respectively with the inner wall sliding connection of two spout 6, the other end of two first springs 8 respectively with one side inner wall fixed connection of two spout 6.

In this embodiment, remind the mechanism including fixed mounting in the mounting box 13 of 3 one sides of first L shaped plate, slidable mounting has connecting plate 12 in mounting box 13, and one side fixed mounting of connecting plate 12 has board 10 that resets, and one side of board 10 that resets contacts with the one end that fills electric pile vehicle plug 5.

In this embodiment, a first conductive block 15 is fixedly mounted on one side of the connecting plate 12, a second conductive block 14 is fixedly mounted on an inner wall of one side of the mounting box 13, the indicator light 9 and the power supply are fixedly mounted on the first L-shaped plate 3, and the first conductive block 15, the indicator light 9, the power supply and the second conductive block 14 are sequentially connected through a wire.

In this embodiment, a rectangular groove is formed in one side of the first L-shaped plate 3, and the outer side of the reset plate 10 is slidably connected to the inner wall of the rectangular groove.

In this embodiment, one end of the second spring 11 is fixedly mounted on the inner wall of one side of the rectangular groove, and the other end of the second spring 11 is fixedly connected with the inner wall of one side of the rectangular groove.

When needing to explain, two first springs 8 cooperate two squeeze bar 7 to filling electric pile vehicle plug 5's clamping-force, be greater than second spring 11's bounce-back far away, that is to say, two squeeze bar 7 are when filling electric pile vehicle plug 5 and carry out the centre gripping, second spring 11 is in the contraction state, the power that second spring 11 resumes deformation is less than two squeeze bar 7's clamping-force, consequently, can not make the clamping-action of two squeeze bar 7 disappear, probably have certain influence, but can not influence the implementation of scheme.

In the embodiment, when the charging pile vehicle plug 5 is inserted on the charging socket 2, during the insertion process, the right end of the charging pile vehicle plug 5 presses the two extrusion rods 7, so that the two extrusion rods 7 press the two first springs 8, and the two extrusion rods 7 are abutted against the outer side of the charging pile vehicle plug 5 along with the rightward movement of the charging pile vehicle plug 5, thereby extruding and fixing the charging pile vehicle plug 5, increasing the stability of the connection between the charging pile vehicle plug 5 and the charging socket 2, meanwhile, when the charging pile vehicle plug 5 is inserted in the charging socket 2, the reset plate 10 is pushed to move rightwards, the reset plate 10 presses the second spring 11 and drives the connecting plate 12 to move rightwards, the connecting plate 12 drives the first conductive block 15 to move rightwards, so that the first conductive block 15 is separated from the second conductive block 14, when the charging pile vehicle plug 5 is released, the second spring 11 resets, so that the reset plate 10 moves leftwards, the first conductive block 15 is in contact with the second conductive block 14, the circuit formed by the first conductive block 15, the prompting lamp 9, the power supply and the second conductive block 14 is conducted, the indicating lamp 9 is turned on, and people can be reminded.

Example two

The difference from the first embodiment is that: a first conductive block 15 is fixedly mounted on one side of the connecting plate 12, a second conductive block 14 is fixedly mounted on the inner wall of one side of the mounting box 13, a prompt lamp 9 and a power supply are fixedly mounted on the first L-shaped plate 3, the first conductive block 15, the prompt lamp 9, the power supply and the second conductive block 14 are sequentially connected through a wire, a transparent lampshade (not shown in the figure) is fixedly mounted on the first L-shaped plate 3, and the prompt lamp 9 is located in the transparent lampshade.

The rest is the same as the first embodiment.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. An automatic testing system of a direct-current charging pile of an electric automobile comprises a testing system (1), wherein the testing system (1) comprises a charging socket (2), a contactor, a fuse, a shunt, a high-voltage direct-current power supply, a voltage and current detection module, a central control unit and a load, and a charging pile vehicle plug (5) is connected onto the charging socket (2), the automatic testing system is characterized in that a first L-shaped plate (3) and a second L-shaped plate (4) are fixedly mounted on the charging socket (2), an extrusion fixing mechanism is arranged on the first L-shaped plate (3), the extrusion fixing mechanism comprises two extrusion rods (7), one ends of the two extrusion rods (7) are respectively contacted with the top and the bottom of the vehicle plug (5), and one ends of the two extrusion rods (7) which are far away from each other are fixedly mounted with one end of a first spring (8), spout (6) have all been seted up to one side of first L shaped plate (3) and second L shaped plate (4), the outside of two extrusion stems (7) respectively with the inner wall sliding connection of two spout (6), the other end of two first springs (8) respectively with one side inner wall fixed connection of two spout (6).

2. The automatic testing system of the electric automobile direct-current charging pile according to claim 1, wherein the reminding mechanism comprises a mounting box (13) fixedly mounted on one side of the first L-shaped plate (3), a connecting plate (12) is slidably mounted in the mounting box (13), a reset plate (10) is fixedly mounted on one side of the connecting plate (12), and one side of the reset plate (10) is in contact with one end of the charging pile vehicle plug (5).

3. The automatic testing system of the electric vehicle direct-current charging pile according to claim 2, wherein a first conductive block (15) is fixedly mounted on one side of the connecting plate (12), a second conductive block (14) is fixedly mounted on the inner wall of one side of the mounting box (13), the prompting lamp (9) and the power supply are fixedly mounted on the first L-shaped plate (3), and the first conductive block (15), the prompting lamp (9), the power supply and the second conductive block (14) are sequentially connected through wires.

4. The automatic testing system of the electric vehicle direct-current charging pile according to claim 2, wherein a rectangular groove is formed in one side of the first L-shaped plate (3), and the outer side of the reset plate (10) is in sliding connection with the inner wall of the rectangular groove.

5. The automatic testing system of the electric vehicle direct current charging pile according to claim 4, wherein one end of a second spring (11) is fixedly installed on the inner wall of one side of the rectangular groove, and the other end of the second spring (11) is fixedly connected with the inner wall of one side of the rectangular groove.