Testing device and testing method for charging gun

Abstract

The invention relates to the technical field of testing devices, and discloses a testing device and a testing method for a charging gun, and the testing device for the charging gun comprises a rack, a socket, a rotating mechanism, a driving mechanism, a containing cup and a control device. According to the device, the rotating mechanism is arranged, so that the driving mechanism can be switched between the plugging state and the soaking state, and the socket and the accommodating cup are arranged on the rack and are matched with the driving mechanism, so that multiple plugging test experiments of the charging gun and the plugging test experiment under the condition that the charging gun is coated with a test solution are carried out; according to the method, the charging gun is subjected to a plugging simulation test experiment in a special environment of saline water, acid rain or muddy water, and during testing, multiple plugging test experiments of the charging gun are combined with a plugging test under the condition that the charging gun is coated with a test solution, so that the plugging action of the charging gun can be simulated, the working environment of the charging gun can be simulated, and the testing efficiency of the charging gun is improved. And the accuracy of measured data is further ensured.

Description

Technical Field

[0001] The present invention relates to the technical field of testing devices, and in particular to a testing device and a testing method for a charging gun. Background Art

[0002] At present, in order to ensure the quality of the charging gun and ensure that it can still be used normally after long-term use, a life test is usually performed on it. However, the existing testing device can only simulate the plugging and unplugging action of the charging gun, but cannot simulate the working environment of the charging gun, resulting in a deviation between the data obtained by the testing device and the actual data, causing quality problems for the charging gun. Summary of the invention

[0003] The purpose of the present invention is to provide a testing device and a testing method for a charging gun, which can simulate the plugging and unplugging action of the charging gun and the working environment of the charging gun, thereby ensuring the accuracy of the measured data.

[0004] In order to achieve the above-mentioned purpose, the present invention provides a testing device for a charging gun, comprising: a frame, a socket, a rotating mechanism, a driving mechanism, a containing cup and a control device; the socket, the containing cup and the rotating mechanism are all arranged on the frame, and the socket and the rotating mechanism are arranged correspondingly and spaced along the length direction of the frame, the containing mechanism is located below the rotating mechanism, the socket has a slot on the side facing the rotating mechanism, the containing cup is used to place a test solution, and the cup mouth of the containing cup is arranged toward the rotating mechanism, the slot and the cup mouth are both adapted to the charging gun; the driving mechanism is arranged on the rotating mechanism, and the driving mechanism Used to connect with the charging gun and drive the charging gun to move, the rotating mechanism is used to control the rotation of the driving mechanism so that the driving mechanism can switch between the plug-in state and the immersion state. When the driving mechanism is in the plug-in state, the charging gun provided on the driving mechanism corresponds to the slot, and the driving mechanism can drive the charging gun to move toward the slot. When the driving mechanism is in the immersion state, the charging gun provided on the driving mechanism corresponds to the cup mouth, and the driving mechanism can drive the charging gun to move toward the cup mouth. The socket, the rotating mechanism, and the driving mechanism are electrically connected to the control device respectively.

[0005] Optionally, it also includes a conveying mechanism and a plurality of the accommodating cups, wherein the conveying mechanism is disposed on the frame and is located below the rotating mechanism, the conveying mechanism extends along the length direction of the frame, and the plurality of the accommodating cups are spaced apart on the conveying mechanism, and the conveying mechanism is used to transport the accommodating cups to move along the length direction of the frame.

[0006] Optionally, the charging gun includes a gun body and a handle provided on the gun body, and also includes a clamping mechanism, the clamping mechanism includes a docking plate, a first clamping plate, a second clamping plate and a fastener, one side of the docking plate is connected to the driving mechanism, the first clamping plate is provided on the other side of the docking plate, the second clamping plate is installed on the first clamping plate through the fastener, and a gap is left between the first clamping plate and the second clamping plate, and the gap is used to clamp the handle.

[0007] Optionally, the angle between the extension direction of the gun body and the extension direction of the handle is A, the docking plate includes a first docking portion and a second docking portion, one side of the first docking portion is detachably connected to the driving mechanism, the second docking portion is arranged at the other side of the first docking portion, the angle between the extension direction of the first docking portion and the extension direction of the second docking portion is B, the first clamping plate is arranged on the side of the second docking portion facing the handle, and the angle between the extension direction of the first clamping plate and the extension direction of the second docking portion is C, A+B+C=270°.

[0008] Optionally, the rotating mechanism includes a rotating motor, the rotating motor is arranged on the frame, the rotating motor has an output end extending along the width direction of the frame, and the driving mechanism is arranged at the output end.

[0009] Optionally, the rotating mechanism also includes a transmission gear, a toothed plate and a rotating shaft, the gear is sleeved on the output end, the rotating shaft extends along the width direction of the frame and is rotatably connected to the frame, the toothed plate is sleeved on the rotating shaft and is fan-shaped, the outer peripheral side surface of the toothed plate has a rack, the rack is meshed with the gear, and the driving mechanism is arranged on one side of the toothed plate in the width direction of the frame.

[0010] Optionally, the rotating mechanism also includes a support plate, which includes a plate body and a first extension portion, one side of the plate body is connected to the tooth plate, the first extension portion is arranged on the other side of the plate body and extends along the width direction of the frame, and the driving mechanism is arranged on the side of the first extension portion away from the rotating shaft.

[0011] Optionally, a plurality of the driving mechanisms are included, and the plurality of driving mechanisms are arranged on the tooth plate at intervals along the rotation direction of the tooth plate.

[0012] Optionally, the driving mechanism includes a driving cylinder and a connecting plate, wherein the connecting plate is arranged at a driving end of the driving cylinder, and the connecting plate is used to be connected to the charging gun.

[0013] In order to achieve the same purpose, the present invention also provides a testing method for a charging gun, using the testing device for a charging gun as described above, comprising the following steps:

[0014] S1. Installing the charging gun on the driving mechanism;

[0015] S2, controlling the driving mechanism to rotate to the plug-in and pull-out state through the rotating mechanism, and the driving mechanism first drives the charging gun to be inserted into the slot, and then drives the charging gun to be pulled out of the slot;

[0016] S3, repeat step S2 m times;

[0017] S4, controlling the driving mechanism to rotate to the immersion state through the rotating mechanism, and driving the charging gun to be inserted into the cup mouth and immersed for a period of time, and then driving the charging gun to be pulled out of the cup mouth and left to stand for a certain period of time;

[0018] S5, controlling the driving mechanism to rotate to the plug-in state through the rotating mechanism, and the driving mechanism first drives the charging gun to be inserted into the slot, and then drives the charging gun to be pulled out of the slot;

[0019] S6, repeat step S5 n times;

[0020] S7, driving the charging gun to be inserted into the slot through the driving mechanism, and energizing the socket and the charging gun for a preset time;

[0021] S8, the socket is powered off, the driving mechanism drives the charging gun to be pulled out of the slot, and steps S2-S7 are repeated.

[0022] Compared with the prior art, the test device and test method for a charging gun in an embodiment of the present invention have the following beneficial effects: the present application sets a rotating mechanism so that the driving mechanism can switch between a plug-in state and an immersion state, and sets a socket and a containing cup on the frame to cooperate with the driving mechanism to perform multiple plug-in and pull-out test experiments of the charging gun, and plug-in and pull-out test experiments when covered by a test solution, that is, plug-in and pull-out simulation test experiments in special environments of salt water, acid rain or turbid water. When performing the test, the present application combines multiple plug-in and pull-out test experiments of the charging gun with plug-in and pull-out tests when covered by a test solution, thereby simulating both the plug-in and pull-out actions of the charging gun and the working environment of the charging gun, further ensuring the accuracy of the measurement data. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 is a schematic structural diagram of the testing device for a charging gun according to an embodiment of the present invention;

[0024] Figure 2 is a schematic diagram of the connection structure between the transmission mechanism and the containing cup according to an embodiment of the present invention;

[0025] Figure 3 is a schematic diagram of the connection structure between the clamping mechanism and the charging gun in an embodiment of the present invention;

[0026] Figure 4 is a schematic structural diagram of the rotating mechanism and the driving mechanism in an embodiment of the present invention;

[0027] Figure 5 is a schematic diagram of the connection structure between the rotating mechanism and the driving mechanism in an embodiment of the present invention;

[0028] Figure 6 It is a flow chart of the testing method for the charging gun according to an embodiment of the present invention.

[0029] In the figure, 1, frame; 2, socket; 3, rotating mechanism; 31, rotating motor; 32, transmission gear; 33, tooth plate; 331, rack; 34, rotating shaft; 35, supporting plate; 351, plate body; 352, first extension part; 4, driving mechanism; 41, driving cylinder; 42, connecting plate; 5, accommodating cup; 6, control device; 7, charging gun; 71, gun body; 72, handle; 8, conveying mechanism; 81, conveying crawler; 82, fixing plate; 83, guide rail; 9, clamping mechanism; 91, docking plate; 911, first docking part; 912, second docking part; 92, first clamping plate; 93, second clamping plate; 94, gap. DETAILED DESCRIPTION

[0030] The specific implementation of the present invention is further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0031] In the description of the present invention, it should be understood that the terms "top", "bottom", "inside", "outside", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0032] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0033] like Figure 1As shown, a test device for a charging gun 7 according to an embodiment of the present invention comprises: a frame 1, a socket 2, a rotating mechanism 3, a driving mechanism 4, a containing cup 5 and a control device 6; the socket 2, the containing cup 5 and the rotating mechanism 3 are all arranged on the frame 1, and the socket 2 and the rotating mechanism 3 are arranged correspondingly at intervals along the length direction of the frame 1, the containing mechanism is located below the rotating mechanism 3, the socket 2 has a slot on the side facing the rotating mechanism 3, the containing cup 5 is used to place a test solution, and the cup mouth of the containing cup 5 is arranged toward the rotating mechanism 3, and the slot and the cup mouth are both adapted to the charging gun 7; the driving mechanism 4 is arranged on the rotating mechanism 3 The driving mechanism 4 is used to connect with the charging gun 7 and drive the charging gun 7 to move. The rotating mechanism 3 is used to control the rotation of the driving mechanism 4 so that the driving mechanism 4 can switch between the plug-in state and the immersion state. When the driving mechanism 4 is in the plug-in state, the charging gun 7 provided on the driving mechanism 4 corresponds to the slot, and the driving mechanism 4 can drive the charging gun 7 to move toward the slot. When the driving mechanism 4 is in the immersion state, the charging gun 7 provided on the driving mechanism 4 corresponds to the cup mouth, and the driving mechanism 4 can drive the charging gun 7 to move toward the cup mouth. The socket 2, the rotating mechanism 3, and the driving mechanism 4 are electrically connected to the control device 6 respectively.

[0034] Based on the above scheme, the present application sets a rotating mechanism 3 so that the driving mechanism 4 can switch between the plug-in state and the immersion state, and sets a socket 2 and a containing cup 5 on the frame 1 to cooperate with the driving mechanism 4 to perform multiple plug-in and pull-out test experiments of the charging gun 7, and plug-in and pull-out test experiments when covered with the test solution, that is, plug-in and pull-out test experiments in special environments such as salt water, acid rain, and turbid water, thereby simulating the plug-in and pull-out actions of the charging gun 7 and the working environment of the charging gun 7, thereby ensuring the accuracy of the measurement data.

[0035] like Figure 2 As shown, in order to facilitate the plug-in test experiment in which the charging gun 7 is covered with different test solutions, it also includes a conveying mechanism 8 and a plurality of accommodating cups 5. The conveying mechanism 8 is arranged on the frame 1 and is located below the rotating mechanism 3. The conveying mechanism 8 extends along the length direction of the frame 1. The plurality of accommodating cups 5 are arranged at intervals on the conveying mechanism 8. The conveying mechanism 8 is used to transport the accommodating cups 5 to move along the length direction of the frame 1, and the plurality of accommodating cups 5 are respectively used to place different types of test solutions, and the types of test solutions are salt water simulation solutions, acid rain simulation solutions or turbid water simulation solutions.

[0036] In some embodiments, for ease of use, the conveying mechanism 8 includes a conveying belt 81, a fixed plate 82 and a guide rail 83. The guide rail 83 is arranged on the frame 1, the fixed plate 82 is slidably connected to the guide rail 83, the conveying belt 81 is arranged on the guide rail 83 and is connected to the fixed plate 82, the conveying belt 81 is used to drive the fixed plate 82 to slide along the guide rail 83, and a plurality of accommodating cups 5 are arranged on the fixed plate 82 at intervals.

[0037] like Figure 3 As shown, in order to facilitate use and improve the adaptability of the device, the charging gun 7 includes a gun body 71 and a handle 72 arranged on the gun body 71, and also includes a clamping mechanism 9, the clamping mechanism 9 includes a docking plate 91, a first clamping plate 92, a second clamping plate 93 and a fastener, one side of the docking plate 91 is connected to the driving mechanism 4, the first clamping plate 92 is arranged on the other side of the docking plate 91, the second clamping plate 93 is installed on the first clamping plate 92 through fasteners, and a gap 94 is left between the first clamping plate 92 and the second clamping plate 93, the gap 94 is used to clamp the handle 72, and the gap 94 between the first clamping plate 92 and the second clamping plate 93 is controlled by the fastener, so that the size of the gap 94 can be adjusted according to the specification changes of the charging gun 7, thereby improving the adaptability of the device.

[0038] Optionally, for ease of use, the angle between the extension direction of the gun body 71 and the extension direction of the handle 72 is A, the docking plate 91 includes a first docking portion 911 and a second docking portion 912, one side of the first docking portion 911 is detachably connected to the driving mechanism 4, the second docking portion 912 is provided on the other side of the first docking portion 911, the angle between the extension direction of the first docking portion 911 and the extension direction of the second docking portion 912 is B, the first clamping plate 92 is provided on the side of the second docking portion 912 facing the handle 72, and the extension direction of the first clamping plate 92 is aligned with the extension direction of the second docking portion 912. 2, the angle between the extension directions of the gun body 71 and the first docking portion 911 is C, A+B+C=270°, so that the extension direction of the gun body 71 is perpendicular to the extension direction of the first docking portion 911, which is convenient for installation and use. In addition, docking plates 91 with different angles can be selected according to the specifications of the charging gun 7, so as to ensure that the extension direction of the gun body 71 of charging guns 7 of various specifications can be perpendicular to the extension direction of the first docking portion 911, and there is no need to change the preset rotation angle of the rotating mechanism 3, and it can also ensure that the charging gun 7 can be inserted into the slot or the cup mouth, thereby improving the adaptability to different charging guns 7.

[0039] like Figure 4 and Figure 5 As shown, for ease of use, the rotating mechanism 3 includes a rotating motor 31, which is disposed on the frame 1. The rotating motor 31 has an output end extending along the width direction of the frame 1, and the driving mechanism 4 is disposed at the output end.

[0040] like Figure 4 and Figure 5As shown, in order to facilitate the control of the rotation range of the driving mechanism 4, the rotating mechanism 3 also includes a transmission gear 32, a tooth plate 33 and a rotating shaft 34. The gear is sleeved at the output end, and the rotating shaft 34 extends along the width direction of the frame 1 and is rotatably connected to the frame 1. The tooth plate 33 is sleeved on the rotating shaft 34 and is fan-shaped. The outer peripheral side surface of the tooth plate 33 has a rack 331, and the rack 331 is meshed with the gear. The driving mechanism 4 is arranged on one side of the tooth plate 33 in the width direction of the frame 1. The rotation range of the driving mechanism 4 is controlled by the length of the rack 331, thereby avoiding the driving mechanism 4 from being offset from the slot or the cup mouth.

[0041] like Figure 4 and Figure 5 As shown, in order to ensure the connection strength between the rotating mechanism 3 and the driving mechanism 4, the rotating mechanism 3 also includes a support plate 35, the support plate 35 includes a plate body 351 and a first extension portion 352, one side of the plate body 351 is connected to the tooth plate 33, the first extension portion 352 is arranged on the other side of the plate body 351 and extends along the width direction of the frame 1, and the driving mechanism 4 is arranged on the side of the first extension portion 352 away from the rotating shaft 34.

[0042] like Figure 1 As shown, in order to facilitate repeatability test experiments, a plurality of driving mechanisms 4 are included, and the plurality of driving mechanisms 4 are arranged on the tooth plate 33 at intervals along the rotation direction of the tooth plate 33 .

[0043] like Figure 4 and Figure 5 As shown, for ease of use, the driving mechanism 4 includes a driving cylinder 41 and a connecting plate 42 . The connecting plate 42 is disposed at the driving end of the driving cylinder 41 , and the connecting plate 42 is used to connect to the charging gun 7 .

[0044] like Figure 6 As shown, a test method for a charging gun 7 according to an embodiment of the present invention uses the test device for the charging gun 7 as described above, and includes the following steps:

[0045] S1, installing the charging gun 7 on the driving mechanism 4;

[0046] S2, the driving mechanism 4 is controlled to rotate to the plug-in and pull-out state through the rotating mechanism 3, and the driving mechanism 4 first drives the charging gun 7 to be inserted into the slot, and then drives the charging gun 7 to be pulled out from the slot;

[0047] S3, repeat step S2 m times;

[0048] S4, the driving mechanism 4 is controlled by the rotating mechanism 3 to rotate to the soaking state, and the driving mechanism 4 first drives the charging gun 7 to insert into the cup mouth and soak for a period of time, and then drives the charging gun 7 to be pulled out from the cup mouth and stand for a certain period of time;

[0049] S5, the driving mechanism 4 is controlled by the rotating mechanism 3 to rotate to the plug-in and pull-out state, and the driving mechanism 4 first drives the charging gun 7 to be inserted into the slot, and then drives the charging gun 7 to be pulled out of the slot;

[0050] S6, repeat step S5 n times;

[0051] S7, driving the charging gun 7 to be inserted into the slot through the driving mechanism 4, and energizing the socket 2 and the charging gun 7 for a preset time;

[0052] S8, the socket 2 is powered off, the driving mechanism 4 drives the charging gun 7 to be pulled out from the slot, and steps S2-S7 are repeated.

[0053] Based on the above scheme, the present application combines the multiple plugging and unplugging test experiments of the charging gun 7 with the plugging and unplugging test when covered by the test solution, so as to more realistically simulate the usage state of the charging gun 7, that is, cycling between normal multiple plugging and unplugging and plugging and unplugging under special circumstances, thereby ensuring the accuracy of the measured data.

[0054] In some embodiments, the body of the accommodating cup 5 is longer than the connecting end of the charging gun 7 to ensure that the connecting end of the charging gun 7 can be completely immersed.

[0055] In summary, the embodiment of the present invention provides a testing device and a testing method for a charging gun 7, which enables a driving mechanism 4 to switch between a plug-in state and an immersion state by setting a rotating mechanism 3, and cooperates with the driving mechanism 4 by setting a socket 2 and a containing cup 5 on the frame 1 to perform multiple plug-in and pull-out test experiments of the charging gun 7, and plug-in and pull-out test experiments when covered by a test solution, that is, plug-in and pull-out test experiments in special environments of salt water, acid rain, and turbid water. When performing the test, the present application combines multiple plug-in and pull-out test experiments of the charging gun 7 with the plug-in and pull-out test when covered by a test solution, thereby simulating the plug-in and pull-out action of the charging gun 7 and the working environment of the charging gun 7, thereby ensuring the accuracy of the measured data.

[0056] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principles of the present invention. These improvements and substitutions should also be regarded as the scope of protection of the present invention.

Claims

1. A testing device for a charging gun, characterized in that: include: A frame, a socket, a rotating mechanism, a driving mechanism, a containing cup and a control device; The socket, the accommodating cup and the rotating mechanism are all arranged on the frame, and the socket and the rotating mechanism are arranged correspondingly and spaced along the length direction of the frame, the accommodating cup is located below the rotating mechanism, the socket has a slot on the side facing the rotating mechanism, the accommodating cup is used to place the test solution, and the cup mouth of the accommodating cup is arranged toward the rotating mechanism, and the slot and the cup mouth are both adapted to the charging gun; The driving mechanism is arranged on the rotating mechanism, the driving mechanism is used to connect with the charging gun and drive the charging gun to move, the rotating mechanism is used to control the driving mechanism to rotate, so that the driving mechanism is switched between the plug-in state and the soaking state, when the driving mechanism is in the plug-in state, the charging gun arranged on the driving mechanism corresponds to the slot, and the driving mechanism can drive the charging gun to move toward the slot, when the driving mechanism is in the soaking state, the charging gun arranged on the driving mechanism corresponds to the cup mouth, and the driving mechanism can drive the charging gun to move toward the cup mouth; The socket, the rotating mechanism and the driving mechanism are electrically connected to the control device respectively.

2. The testing device for a charging gun according to claim 1, characterized in that: It also includes a conveying mechanism and a plurality of the accommodating cups, wherein the conveying mechanism is arranged on the frame and is located below the rotating mechanism, the conveying mechanism extends along the length direction of the frame, and the plurality of the accommodating cups are arranged at intervals on the conveying mechanism, and the conveying mechanism is used to transport the accommodating cups to move along the length direction of the frame.

3. The testing device for a charging gun according to claim 1, wherein the charging gun comprises a gun body and a handle provided on the gun body, wherein: It also includes a clamping mechanism, which includes a docking plate, a first clamping plate, a second clamping plate and a fastener. One side of the docking plate is connected to the driving mechanism, the first clamping plate is arranged on the other side of the docking plate, and the second clamping plate is installed on the first clamping plate through the fastener. A gap is left between the first clamping plate and the second clamping plate, and the gap is used to clamp the handle.

4. The testing device for a charging gun according to claim 3, wherein the angle between the extension direction of the gun body and the extension direction of the handle is A, characterized in that: The docking plate includes a first docking portion and a second docking portion, one side of the first docking portion is detachably connected to the driving mechanism, the second docking portion is arranged on the other side of the first docking portion, the angle between the extension direction of the first docking portion and the extension direction of the second docking portion is B, the first clamping plate is arranged on the side of the second docking portion facing the handle, and the angle between the extension direction of the first clamping plate and the extension direction of the second docking portion is C, A+B+C=270°.

5. The testing device for a charging gun according to claim 1, characterized in that: The rotating mechanism comprises a rotating motor, the rotating motor is arranged on the frame, the rotating motor has an output end extending along the width direction of the frame, and the driving mechanism is arranged at the output end.

6. The testing device for a charging gun according to claim 5, characterized in that: The rotating mechanism also includes a transmission gear, a toothed plate and a rotating shaft. The gear is sleeved on the output end. The rotating shaft extends along the width direction of the frame and is rotatably connected to the frame. The toothed plate is sleeved on the rotating shaft and is fan-shaped. The outer peripheral side surface of the toothed plate has a rack, and the rack is meshed with the gear. The driving mechanism is arranged on one side of the toothed plate in the width direction of the frame.

7. The testing device for a charging gun according to claim 6, characterized in that: The rotating mechanism also includes a support plate, which includes a plate body and a first extension portion. One side of the plate body is connected to the tooth plate, the first extension portion is arranged on the other side of the plate body and extends along the width direction of the frame, and the driving mechanism is arranged on the side of the first extension portion away from the rotating shaft.

8. The testing device for a charging gun according to claim 6, characterized in that: The driving mechanism comprises a plurality of driving mechanisms, and the plurality of driving mechanisms are arranged on the tooth plate at intervals along the rotation direction of the tooth plate.

9. The testing device for a charging gun according to claim 1, characterized in that: The driving mechanism includes a driving cylinder and a connecting plate. The connecting plate is arranged at the driving end of the driving cylinder and is used to be connected to the charging gun.

10. A testing method for a charging gun, characterized in that: The testing device for a charging gun as claimed in any one of claims 1 to 9 comprises the following steps: S1. Installing the charging gun on the driving mechanism; S2, controlling the driving mechanism to rotate to the plug-in state through the rotating mechanism, and the driving mechanism first drives the charging gun to be inserted into the slot, and then drives the charging gun to be pulled out of the slot; S3, repeat step S2 m times; S4, controlling the driving mechanism to rotate to the immersion state through the rotating mechanism, and driving the charging gun to be inserted into the cup mouth and immersed for a period of time, and then driving the charging gun to be pulled out of the cup mouth and left to stand for a certain period of time; S5, controlling the driving mechanism to rotate to the plug-in state through the rotating mechanism, and the driving mechanism first drives the charging gun to be inserted into the slot, and then drives the charging gun to be pulled out of the slot; S6, repeat step S5 n times; S7, driving the charging gun to be inserted into the slot through the driving mechanism, and energizing the socket and the charging gun for a preset time; S8, the socket is powered off, the driving mechanism drives the charging gun to be pulled out of the slot, and steps S2-S7 are repeated.

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