Wireless charging electric vehicle electromagnetic environment monitoring device and method

Abstract

The present invention provides a wireless charging electric vehicle electromagnetic environment monitoring device and method, the wireless charging electric vehicle electromagnetic environment monitoring device includes a frame, a first bracket, a second bracket, an alternating electric field sensor, an alternating magnetic field sensor, an alternating current sensor, a data processing module and a display module; a universal wheel is provided at the bottom of the frame; one side of the first bracket is slidably connected to the frame; the second bracket is located at the lower side of the first bracket, and one side is slidably connected to the frame; the alternating electric field sensor is slidably connected to the first bracket; the alternating magnetic field sensor is slidably connected to the second bracket; the alternating current sensor is slidably connected to one side of the frame; the data processing module is connected to the frame, and is electrically connected to the alternating electric field sensor, the alternating magnetic field sensor and the alternating current sensor; the display module is connected to the frame. The wireless charging electric vehicle electromagnetic environment monitoring method uses a correlation function to correct the data to improve the accuracy of the data.

Description

Technical Field

[0001] The present invention belongs to the technical field of electromagnetic environment measurement, and in particular relates to a device and method for monitoring the electromagnetic environment of a wireless charging electric vehicle. Background Art

[0002] With the development and promotion of wireless charging technology in the field of kinetic energy transmission in the automotive field, the potential electromagnetic safety issues that wireless charging may cause to the environment and users have gradually attracted the attention of all sectors of society. The working principle of electromagnetic induction wireless charging is that the alternating current flows through the transmitting coil, generating a changing magnetic field around the transmitting coil. The changing magnetic field will generate an induced current in the nearby receiving coil, thereby completing the energy transmission. During the energy transmission process, electromagnetic interaction will inevitably affect the surrounding environment and organisms. The coupling within the wireless charging system and its coupling with the external environment, vehicles, bogies and other components also pose electromagnetic safety risks.

[0003] Generally, electric vehicle control equipment includes electrical systems, traction systems, braking systems, network control systems, air conditioning systems, etc. Due to the high density of equipment and dense cables, the electromagnetic environment of the control equipment is very complex. In this case, how to achieve electromagnetic compatibility between on-board control devices so that each device can work together without interfering with each other, and more importantly, how to avoid harm to the human body caused by the electromagnetic environment during wireless charging, has become an important issue faced by electric vehicle developers. Therefore, it is necessary to monitor the electromagnetic environment in which wireless charging electric vehicles are charging. Summary of the invention

[0004] The embodiment of the present invention provides a device and method for monitoring the electromagnetic environment of a wireless charging electric vehicle, which is intended to monitor the electromagnetic environment of the wireless charging electric vehicle during charging.

[0005] To achieve the above object, the technical solution adopted by the present invention is:

[0006] In a first aspect, an embodiment of the present invention provides a wireless charging electric vehicle electromagnetic environment monitoring device, comprising:

[0007] The frame has universal wheels at the bottom;

[0008] A first bracket, one side of which is slidably connected to the frame;

[0009] A second bracket, located at the lower side of the first bracket, with one side slidably connected to the frame body;

[0010] An alternating electric field sensor is slidably connected to the first bracket and has the freedom to slide along a straight line in a horizontal plane;

[0011] an alternating magnetic field sensor, slidably connected to the second bracket, wherein a sliding track is parallel to a sliding track of the alternating electric field sensor sliding along the first bracket;

[0012] An alternating current sensor is slidably connected to one side of the frame and has the freedom to slide in a vertical direction;

[0013] a data processing module, connected to the frame and electrically connected to the alternating electric field sensor, the alternating magnetic field sensor and the alternating current sensor, for processing the data detected by the alternating electric field sensor, the alternating magnetic field sensor and the alternating current sensor to obtain the electric field intensity, magnetic field intensity and current intensity of the point to be monitored;

[0014] The display module is connected to the frame and electrically connected to the data processing module, and is used to display the processing result of the data processing module.

[0015] Based on the first aspect, in a possible implementation, it also includes three first drive components connected to the frame, and the power output ends of the three first drive components are respectively connected to the first bracket, the second bracket and the alternating current sensor, so as to respectively drive the first bracket, the second bracket and the alternating current sensor to slide along the frame.

[0016] Based on the first aspect, in a possible implementation, the first drive assembly includes a first power assembly and a first screw, the first power assembly is connected to the frame, one end of the first screw is rotatably connected to the frame, and the other end is connected to the power output end of the first power assembly, the first bracket, the second bracket and the alternating current sensor are respectively threadedly connected to a different first screw, and are slidably connected to two outer first screws.

[0017] Based on the first aspect, in a possible implementation, it also includes two second drive components, the two second drive components are respectively connected to the first bracket and the second bracket, and the power output ends of the two second drive components are respectively connected to the alternating electric field sensor and the alternating magnetic field sensor to drive the alternating electric field sensor to slide along the first bracket and drive the alternating magnetic field sensor to slide along the second bracket.

[0018] Based on the first aspect, in a possible implementation, the second drive assembly includes a second power assembly and a second screw, the second power assembly is connected to the first bracket or the second bracket, one end of the second screw is connected to the power output end of the second power assembly, and is threadedly connected to the alternating electric field sensor or the alternating magnetic field sensor.

[0019] Based on the first aspect, in a possible implementation, it also includes a telescopic frame, a base plate and a third drive assembly, the third drive assembly is connected to the frame body, and the power output end is connected to the telescopic frame to drive the telescopic frame to expand or retract, the upper end of the telescopic frame is connected to the frame body, and the lower end is connected to the base plate, and the base plate is used to abut against the ground.

[0020] Based on the first aspect, in a possible implementation, a remote terminal module is further included, and the data processing module is electrically connected to the remote terminal module to transmit the processed data to the remote terminal module.

[0021] Based on the first aspect, in a possible implementation, the detection frequency range of the alternating electric field sensor is 30 MHz to 3 GHz, the detection frequency range of the alternating magnetic field sensor is 9 kHz to 30 MHz, and the detection frequency range of the alternating current sensor is 9 kHz to 30 MHz.

[0022] In a second aspect, an embodiment of the present invention further provides a method for monitoring the electromagnetic environment of a wireless charging electric vehicle, comprising the following steps:

[0023] A. Move the above-mentioned wireless charging electric vehicle electromagnetic environment monitoring device to the point to be detected, and adjust the positions of the alternating electric field sensor, the alternating magnetic field sensor and the alternating current sensor relative to the frame;

[0024] B. using the alternating electric field sensor, the alternating magnetic field sensor and the alternating current sensor to respectively monitor the electric field strength, magnetic field strength and current strength of the point to be monitored, and transmitting the information to an information processing module;

[0025] C. The data processing module collects the electric field intensity data, the magnetic field intensity data and the current intensity data in a loop, and stores the collected data into a register;

[0026] D. The data processing module reads the historical data in the register, and fits the electric field intensity data curve, the magnetic field intensity data curve and the current intensity data curve according to the historical data, and then establishes the correlation function between each data curve and the other two data curves;

[0027] E. Update the three data curves according to the latest collected data, compare the changes in the correlation function between the data curves before and after the update, determine the corresponding data error probability according to the nonlinear change rate of the correlation function, and use the other two data curves to correct the data with the largest error probability, thereby improving the accuracy of the data;

[0028] F. The data processing module sends the processed receipts to the data display module and the remote terminal module respectively.

[0029] Based on the second aspect, in a possible implementation manner, in step E, correcting the data with the highest error probability includes the following steps:

[0030] E1, using the other two data curves respectively to calculate the calculated values ​​of the data to be calibrated according to the corresponding correlation function;

[0031] E2. assigning weights to the calculated values ​​according to the nonlinear change rate of the correlation function used, and performing weighted averaging on the calculated values;

[0032] E3. Use the calculated value after weighted averaging to refit and update the data curve, and recalculate the change of the correlation function between the data curves. If the nonlinear change rate of the corresponding correlation function is reduced, the correction is terminated, otherwise return to step E2 to adjust the weight of the calculated value.

[0033] The beneficial effect of the wireless charging electric vehicle electromagnetic environment monitoring device provided by the present invention is that compared with the prior art, the wireless charging electric vehicle electromagnetic environment monitoring device provided by the present invention is provided with universal wheels at the bottom of the frame, which can conveniently move the position of the monitoring device, and the alternating electric field sensor, the alternating magnetic field sensor and the alternating current sensor can all be moved relative to the frame, so that the position monitored by the monitoring device can be conveniently adjusted.

[0034] The beneficial effect of the electromagnetic environment monitoring method for wireless charging electric vehicles provided by the present invention is as follows: compared with the prior art, the electromagnetic environment monitoring method for wireless charging electric vehicles provided by the present invention first generates a data curve using historical data, then establishes a correlation function between each data curve and the other two data curves, determines the error probability of the corresponding data according to the nonlinear change rate of the correlation function before and after the data update, and then uses the other two data curves to correct the data with the largest error probability, thereby greatly improving the accuracy of the data. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 A schematic diagram of the three-dimensional structure of the electromagnetic environment monitoring device for wireless charging electric vehicles provided by an embodiment of the present invention;

[0036] Figure 2 A schematic diagram of the main structure of a wireless charging electric vehicle electromagnetic environment monitoring device provided by an embodiment of the present invention;

[0037] Description of reference numerals:

[0038] 10. frame; 11. universal wheel; 12. first bracket; 13. second bracket;

[0039] 21. Alternating electric field sensor; 22. Alternating magnetic field sensor; 23. Alternating current sensor;

[0040] 24. Data processing module; 25. Display module; 31. First power assembly; 32. First screw;

[0041] 41. second power assembly; 42. second screw rod; 51. telescopic frame; 52. bottom plate;

[0042] 53. The third drive assembly. DETAILED DESCRIPTION

[0043] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0044] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means intended to limit the present application and its application or use. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0045] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0046] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps set forth in these embodiments do not limit the scope of the present application. At the same time, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to the actual proportional relationship. The technology, method and equipment known to those of ordinary skill in the relevant field may not be discussed in detail, but in appropriate cases, the technology, method and equipment should be considered as a part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so that once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

[0047] In the description of the present application, it should be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present application; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0048] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" may include both "above" and "below". The device may also be positioned in other different ways, and the spatially relative descriptions used here are interpreted accordingly.

[0049] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of this application.

[0050] Please also read Figure 1 and Figure 2 , the wireless charging electric vehicle electromagnetic environment monitoring device and method provided by the present invention are now described.

[0051] The electromagnetic environment monitoring method of a wireless charging electric vehicle includes a frame 10, a first bracket 12, a second bracket 13, an alternating electric field sensor 21, an alternating magnetic field sensor 22, an alternating current sensor 23, a data processing module 24 and a display module 25; a universal wheel 11 is provided at the bottom of the frame 10; one side of the first bracket 12 is slidably connected to the frame 10; the second bracket 13 is located at the lower side of the first bracket 12, and one side is slidably connected to the frame 10; the alternating electric field sensor 21 is slidably connected to the first bracket 12, and has the freedom to slide along a straight line in a horizontal plane; the alternating magnetic field sensor 22 is slidably connected to the second bracket 13, and the sliding track is aligned with the alternating electric field sensor 2 1 is parallel to the sliding track of the first bracket 12; the alternating current sensor 23 is slidably connected to one side of the frame 10 and has the freedom to slide in the vertical direction; the data processing module 24 is connected to the frame 10 and is electrically connected to the alternating electric field sensor 21, the alternating magnetic field sensor 22 and the alternating current sensor 23, and is used to process the data detected by the alternating electric field sensor 21, the alternating magnetic field sensor 22 and the alternating current sensor 23 to obtain the electric field strength, magnetic field strength and current strength of the point to be monitored; the display module 25 is connected to the frame 10 and is electrically connected to the data processing module 24, and is used to display the processing result of the data processing module 24.

[0052] The beneficial effects of the wireless charging electric vehicle electromagnetic environment monitoring device provided in this embodiment are: compared with the prior art, the wireless charging electric vehicle electromagnetic environment monitoring device provided in this embodiment is provided with a universal wheel 11 at the bottom of the frame 10, which can conveniently move the position of the monitoring device, and the alternating electric field sensor 21, the alternating magnetic field sensor 22 and the alternating current sensor 23 can all be moved relative to the frame 10, so that the monitoring position of the monitoring device can be conveniently adjusted.

[0053] like Figure 1 and Figure 2 As shown, in a specific embodiment, three first drive components are connected to the frame 10, and the power output ends of the three first drive components are respectively connected to the first bracket 12, the second bracket 13 and the alternating current sensor 23, so as to respectively drive the first bracket 12, the second bracket 13 and the alternating current sensor 23 to slide along the frame 10.

[0054] Specifically, the first driving assembly includes a first power assembly 31 and a first screw 32. The first power assembly 31 is connected to the frame 10. One end of the first screw 32 is rotatably connected to the frame 10, and the other end is connected to the power output end of the first power assembly 31. The first bracket 12, the second bracket 13 and the alternating current sensor 23 are respectively threadedly connected to a different first screw 32, and are slidably connected to two outer first screws 32.

[0055] It should be noted that the first bracket 12 is threadedly connected to the first screw 32 on one side, and is slidably connected to the other two first screws 32; the second bracket 13 is threadedly connected to the first screw 32 on the other side, and is slidably connected to the other two first screws 32; the alternating current sensor 23 is threadedly connected to the first screw 32 in the middle position, and is slidably connected to the other two first screws 32; the alternating current sensor 23 is located between the first bracket 12 and the second bracket 13; by controlling different first power assemblies 31 to drive different first screws 32 to rotate, the positions of the first bracket 12, the second bracket 13 and the alternating current sensor 23 can be adjusted.

[0056] like Figure 1 and Figure 2 As shown, in a specific embodiment, two second drive components are also included, and the two second drive components are respectively connected to the first bracket 12 and the second bracket 13, and the power output ends of the two second drive components are respectively connected to the alternating electric field sensor 21 and the alternating magnetic field sensor 22 to drive the alternating electric field sensor 21 to slide along the first bracket 12, and drive the alternating magnetic field sensor 22 to slide along the second bracket 13.

[0057] Specifically, the second driving assembly includes a second power assembly 41 and a second screw 42. The second power assembly 41 is connected to the first bracket 12 or the second bracket 13. One end of the second screw 42 is connected to the power output end of the second power assembly 41, and is threadedly connected to the alternating electric field sensor 21 or the alternating magnetic field sensor 22. By controlling the second power assembly 41 to drive the second screw 42 to rotate, the position of the alternating electric field sensor 21 on the first bracket 12 and the position of the alternating magnetic field sensor 22 on the second bracket 13 can be adjusted.

[0058] like Figure 1 and Figure 2 As shown, in a specific embodiment, it also includes a telescopic frame 51, a base plate 52 and a third driving assembly 53. The third driving assembly 53 is connected to the frame body 10, and the power output end is connected to the telescopic frame 51 to drive the telescopic frame 51 to expand or retract. The upper end of the telescopic frame 51 is connected to the frame body 10, and the lower end is connected to the base plate 52. The base plate 52 is used to abut against the ground.

[0059] It should be noted that after the monitoring device is moved to the specified position, the telescopic frame 51 is controlled to unfold by controlling the third drive component 53, driving the base plate 52 to move downward until the base plate 52 contacts the ground and then lifts up the frame 10 to avoid sliding of the frame 10 during the monitoring process, thereby affecting the monitoring results; specifically, the telescopic frame 51 adopts a diamond-shaped telescopic frame 51, and the third drive component 53 is an electric push rod, a hydraulic cylinder, a cylinder, or other component that can output axial force.

[0060] like Figure 1 and Figure 2 As shown, in a specific implementation, a remote terminal module is also included, and the data processing module 24 is electrically connected to the remote terminal module to transmit the processed data to the remote terminal module; specifically, the remote terminal module can be a mobile phone, a computer, etc.

[0061] like Figure 1 and Figure 2 As shown, in a specific implementation, the detection frequency range of the alternating electric field sensor 21 is 30 MHz to 3 GHz, the detection frequency range of the alternating magnetic field sensor 22 is 9 kHz to 30 MHz, and the detection frequency range of the alternating current sensor 23 is 9 kHz to 30 MHz.

[0062] Based on the same inventive concept, the embodiment of the present application also provides a wireless charging electric vehicle electromagnetic environment monitoring method based on the wireless charging electric vehicle electromagnetic environment monitoring device, comprising the following steps:

[0063] A. Move the wireless charging electric vehicle electromagnetic environment monitoring device to the point to be detected, and adjust the positions of the alternating electric field sensor 21, the alternating magnetic field sensor 22, and the alternating current sensor 23 relative to the frame 10;

[0064] B. Using the alternating electric field sensor 21, the alternating magnetic field sensor 22 and the alternating current sensor 23 to respectively monitor the electric field strength, magnetic field strength and current strength of the point to be monitored, and transmit the information to the information processing module;

[0065] C. The data processing module 24 collects the electric field intensity data, the magnetic field intensity data and the current intensity data in a loop, and stores the collected data into a register;

[0066] D. The data processing module 24 reads the historical data in the register, and respectively fits the electric field intensity data curve, the magnetic field intensity data curve and the current intensity data curve according to the historical data, and then respectively establishes the correlation function between each data curve and the other two data curves;

[0067] E. Update the three data curves according to the latest collected data, compare the changes in the correlation function between the data curves before and after the update, determine the corresponding data error probability according to the nonlinear change rate of the correlation function, and use the other two data curves to correct the data with the largest error probability, thereby improving the accuracy of the data;

[0068] F. The data processing module 24 sends the processed receipts to the data display module 25 and the remote terminal module respectively.

[0069] In a specific implementation, in step E, correcting the data with the highest probability of error includes the following steps:

[0070] E1, using the other two data curves respectively to calculate the calculated values ​​of the data to be calibrated according to the corresponding correlation function;

[0071] E2. assigning weights to the calculated values ​​according to the nonlinear change rate of the correlation function used, and performing weighted averaging on the calculated values;

[0072] E3. Use the calculated value after weighted averaging to refit and update the data curve, and recalculate the change of the correlation function between the data curves. If the nonlinear change rate of the corresponding correlation function is reduced, the correction is terminated, otherwise return to step E2 to adjust the weight of the calculated value.

[0073] The beneficial effect of the electromagnetic environment monitoring method for wireless charging electric vehicles provided by the present embodiment is as follows: compared with the prior art, the electromagnetic environment monitoring method for wireless charging electric vehicles provided by the present embodiment first generates a data curve using historical data, then establishes a correlation function between each data curve and the other two data curves, determines the error probability of the corresponding data according to the nonlinear change rate of the correlation function before and after the data update, and then uses the other two data curves to correct the data with the largest error probability, thereby greatly improving the accuracy of the data.

[0074] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A method for monitoring the electromagnetic environment of a wireless charging electric vehicle, characterized in that: A wireless charging electric vehicle electromagnetic environment monitoring device includes: a frame, a universal wheel is provided at the bottom; a first bracket, one side of which is slidably connected to the frame; a second bracket, located at the lower side of the first bracket, one side of which is slidably connected to the frame; an alternating electric field sensor, which is slidably connected to the first bracket and has the freedom to slide along a straight line in a horizontal plane; an alternating magnetic field sensor, which is slidably connected to the second bracket, and the sliding track is parallel to the sliding track of the alternating electric field sensor along the first bracket; an alternating current sensor, which is slidably connected to one side of the frame and has the freedom to slide in the vertical direction; a data processing module, which is electrically connected to the alternating electric field sensor, the alternating magnetic field sensor and the alternating current sensor, and is used to process data to obtain the electric field strength, magnetic field strength and current strength of the point to be monitored; and a display module, which is connected to the frame and electrically connected to the data processing module, and is used to display the processing results of the data processing module; The wireless charging electric vehicle electromagnetic environment monitoring method: A. Move the wireless charging electric vehicle electromagnetic environment monitoring device to the point to be detected, and adjust the positions of the alternating electric field sensor, the alternating magnetic field sensor, and the alternating current sensor relative to the frame; B. using the alternating electric field sensor, the alternating magnetic field sensor and the alternating current sensor to respectively monitor the electric field strength, magnetic field strength and current strength of the point to be monitored, and transmitting the information to an information processing module; C. The data processing module collects the electric field intensity data, the magnetic field intensity data and the current intensity data in a loop, and stores the collected data into a register; D. The data processing module reads the historical data in the register, and fits the electric field intensity data curve, the magnetic field intensity data curve and the current intensity data curve according to the historical data, and then establishes the correlation function between each data curve and the other two data curves; E. Update the three data curves according to the latest collected data, compare the changes in the correlation function between the data curves before and after the update, determine the corresponding data error probability according to the nonlinear change rate of the correlation function, and use the other two data curves to correct the data with the largest error probability, thereby improving the accuracy of the data; F. The data processing module sends the processed receipts to the data display module and the remote terminal module respectively; Among them, in step E, correcting the data with the highest error probability includes the following steps: E1, using the other two data curves respectively to calculate the calculated values ​​of the data to be calibrated according to the corresponding correlation function; E2. assigning weights to the calculated values ​​according to the nonlinear change rate of the correlation function used, and performing weighted averaging on the calculated values; E3. Use the calculated value after weighted averaging to refit and update the data curve, and recalculate the change of the correlation function between the data curves. If the nonlinear change rate of the corresponding correlation function is reduced, the correction is terminated, otherwise return to step E2 to adjust the weight of the calculated value.

2. The method for monitoring the electromagnetic environment of a wireless charging electric vehicle according to claim 1, characterized in that: It also includes three first drive components connected to the frame, and the power output ends of the three first drive components are respectively connected to the first bracket, the second bracket and the alternating current sensor, so as to respectively drive the first bracket, the second bracket and the alternating current sensor to slide along the frame.

3. The method for monitoring the electromagnetic environment of a wireless charging electric vehicle as claimed in claim 2, characterized in that: The first driving assembly includes a first power assembly and a first screw, the first power assembly is connected to the frame, one end of the first screw is rotatably connected to the frame, and the other end is connected to the power output end of the first power assembly, the first bracket, the second bracket and the alternating current sensor are respectively threadedly connected to a different first screw, and are slidably connected to two outer first screws.

4. The method for monitoring the electromagnetic environment of a wireless charging electric vehicle according to claim 1, characterized in that: It also includes two second drive components, which are respectively connected to the first bracket and the second bracket, and the power output ends of the two second drive components are respectively connected to the alternating electric field sensor and the alternating magnetic field sensor to drive the alternating electric field sensor to slide along the first bracket and drive the alternating magnetic field sensor to slide along the second bracket.

5. The method for monitoring the electromagnetic environment of a wireless charging electric vehicle as claimed in claim 4, characterized in that: The second drive assembly includes a second power assembly and a second screw, the second power assembly is connected to the first bracket or the second bracket, one end of the second screw is connected to the power output end of the second power assembly and is threadedly connected to the alternating electric field sensor or the alternating magnetic field sensor.

6. The method for monitoring the electromagnetic environment of a wireless charging electric vehicle according to claim 1, characterized in that: It also includes a telescopic frame, a base plate and a third driving component, wherein the third driving component is connected to the frame body, and a power output end is connected to the telescopic frame to drive the telescopic frame to expand or retract, the upper end of the telescopic frame is connected to the frame body, and the lower end is connected to the base plate, and the base plate is used to abut against the ground.

7. The method for monitoring the electromagnetic environment of a wireless charging electric vehicle according to claim 1, characterized in that: It also includes a remote terminal module, and the data processing module is electrically connected to the remote terminal module to transmit the processed data to the remote terminal module.

8. The method for monitoring the electromagnetic environment of a wireless charging electric vehicle as claimed in claim 6, characterized in that: The detection frequency range of the alternating electric field sensor is 30 MHz to 3 GHz, the detection frequency range of the alternating magnetic field sensor is 9 kHz to 30 MHz, and the detection frequency range of the alternating current sensor is 9 kHz to 30 MHz.

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