Geomagnetic field measuring device with wireless transmission function

Abstract

The utility model discloses a geomagnetic field measuring device with a wireless transmission function. The geomagnetic field measuring device comprises a single-chip microcomputer; and an analog-to-digital converter; the system further comprises a three-dimensional magnetic field detection module, the three-dimensional magnetic field detection module comprises a Hall sensor, the Hall sensor is electrically connected with the single-chip microcomputer through an analog-to-digital converter and used for measuring a space magnetic field and generating analog signals, and the analog-to-digital converter is used for converting the analog signals into digital signals and sending the digital signals to the single-chip microcomputer. And the positioning module is electrically connected with the single-chip microcomputer and is used for measuring the latitude, longitude and altitude of the position where the three-dimensional magnetic field detection module is located. According to the utility model, the magnetic field measurement technology and the positioning technology are combined, the magnetic field information and the geographical location information are displayed at the same time, the blank in the market is filled, the cost is low, the measurement site selection is more flexible, the data transmission real-time performance is enhanced, and the device can be loaded on an unmanned aerial vehicle, overcomes terrain obstacles, measures the geomagnetic field of a certain point, and is convenient to use. And more accurate geomagnetism at a certain position can be obtained and recorded.

Description

TECHNICAL FIELD

[0001] The utility model relates to a geomagnetic field measuring device with wireless transmission function. BACKGROUND

[0002] The magnetic field measuring device is a device for detecting and measuring the strength and direction of the magnetic field, which is widely used in many fields. Common magnetic field measuring devices generally use the following sensors: Hall effect sensor, magnetometer, superconducting electronic interference device, fiber optic magnetometer, magnetic resistance sensor, current magnetic field sensor, etc.

[0003] The magnetic field measuring devices on the market can only display magnetic field measurement data, cannot obtain geographic location information, and cannot be directly used for geomagnetic field measurement. At the same time, the measuring devices generally have the defects of large size and poor portability, which limits their direct application in the field of geomagnetic field measurement.

[0004] At the same time, the magnetic field measuring devices on the market generally lack a quick installation structure for use with a drone. This makes it extremely difficult to measure the geomagnetic field in areas with rugged terrain and difficult access. Due to certain complex terrain conditions, traditional measurement methods not only consume time but also have limited accuracy. Therefore, there is an increasing demand for a magnetic field measuring device that can be efficiently mounted on a drone and quickly installed. Such a device will greatly improve the convenience and accuracy of geomagnetic field measurement in complex environments, providing important technical support for related research and application. SUMMARY

[0005] The utility model aims at the deficiency existing in the prior art and provides a geomagnetic field measuring device with wireless transmission function, which not only combines magnetic field measurement technology with positioning technology, displays magnetic field information and geographic location information at the same time, fills the gap in the market, has lower cost, is more flexible in measuring location selection, enhances real-time data transmission, can be loaded on a drone, overcomes terrain obstacles, measures the geomagnetic field of a certain point, and obtains and records more accurate geomagnetic data of a certain position.

[0006] To solve the above technical problems, the utility model adopts the following technical scheme:

[0007] A geomagnetic field measuring device with wireless transmission function comprises

[0008] A single-chip microcomputer;

[0009] An analog-to-digital converter;

[0010] Characterized in that:

[0011] It further comprises

[0012] The three-dimensional magnetic field detection module comprises a Hall sensor, the Hall sensor is electrically connected to a single-chip microcomputer through an analog-to-digital converter, is used for measuring a space magnetic field and generating an analog signal, and the analog-to-digital converter is used for converting the analog signal into a digital signal and sending the digital signal to the single-chip microcomputer;

[0013] and a positioning module, the positioning module is electrically connected to the single-chip microcomputer, and is used for measuring longitude, latitude and altitude of a position where the three-dimensional magnetic field detection module is located.

[0014] Through the design of the above structure, the magnetic field measurement technology and the positioning technology can be combined, the magnetic field information and the geographic position information can be displayed at the same time, the blank in the market is filled, the cost is lower, the measurement place is more flexible, the data transmission real-time performance is enhanced, the device can be loaded on a unmanned aerial vehicle, the topographic obstacles can be overcome, the geomagnetic field of a point can be measured, and the more accurate geomagnetic of a position can be obtained and recorded.

[0015] Further, the positioning module comprises a GPS locator and a Beidou satellite positioning instrument, and is used for obtaining geographic position information of a measurement point.

[0016] Further, the three-dimensional magnetic field detection module further comprises a sensor fixing block, three mutually orthogonal surfaces of the sensor fixing block are each provided with a mounting hole, and the Hall sensor is arranged in the mounting hole and is used for obtaining three components of the space magnetic field.

[0017] Further, the display screen is electrically connected to the single-chip microcomputer and is used for displaying the magnetic field information and the geographic position information.

[0018] Further, the device further comprises a wireless communication module, the single-chip microcomputer is used for sending the digital signal to a data receiving end through the wireless communication module, and the wireless communication module comprises one of a Bluetooth module, a Zigbee module, a Wi-Fi module, a 4G module and a 5G module.

[0019] Further, the device further comprises a data storage module, the data storage module is electrically connected to the single-chip microcomputer and is used for storing data.

[0020] Further, the device further comprises a rechargeable battery and an interface, the interface is electrically connected to the single-chip microcomputer through the rechargeable battery and is used for supplying power to the magnetic field measurement device.

[0021] Further, the device further comprises a clamp, the clamp is used for connecting the magnetic field measurement device to the unmanned aerial vehicle.

[0022] Further, the clamp comprises a bottom plate, a first clamping block, a second clamping block and a clamping mechanism, the first fastener is connected to the bottom plate, the first clamping block and the second clamping block are detachably connected to the bottom plate through the second fastener, and the clamping mechanism is arranged on the top of the first clamping block.

[0023] Further, the clamping mechanism comprises a cover, a first clamping arm, a second clamping arm and a third clamping arm, the cover is connected to the first clamping block, one end of the first clamping arm is obliquely connected to the cover, the other end of the first clamping arm is connected to the second clamping arm through a third fastener, and the second clamping arm is connected to the third clamping arm through a third fastener.

[0024] The utility model discloses have the following beneficial effects because of adopting above-mentioned technical scheme:

[0025] 1, the utility model discloses adopt " magnetic field measurement + positioning " mode, can record geographic position information while measuring magnetic field data, and real -time remote transmission will measurement result. Only need to select a point when measuring, and the three -dimensional magnetic field intensity of the position where the point is located is measured by three -dimensional magnetic field detection module, and the latitude and altitude of the point are shown through three -dimensional component determination magnetic field direction, then through wireless transmission module, the data obtained in measurement are remote transmission, and real -time record on data receiving end, thereby, the magnetic field and geographic position information of a point in real -time can be obtained.

[0026] 2, the utility model discloses not only can combine magnetic field measurement technology and positioning technology, show magnetic field information and geographic position information simultaneously, fill the blank on the market, and the cost is lower, and the measurement site selection is more flexible, and the real -time nature of data transmission is enhanced, can be loaded on unmanned plane simultaneously, overcome topographic barrier, measure the geomagnetic field of a point, obtain and record the geomagnetism of a position more accurately. BRIEF DESCRIPTION OF DRAWINGS

[0027] The utility model will be further described in connection with the drawings:

[0028] Figure 1 It is the structural schematic diagram of a kind of geomagnetic field measuring device with wireless transmission function of the utility model;

[0029] Figure 2 It is the internal structure schematic diagram in the utility model;

[0030] Figure 3 It is the structural schematic diagram of sensor fixing block in the utility model;

[0031] Figure 4 It is the circuit schematic diagram in the utility model;

[0032] Figure 5 It is the structural schematic diagram of clamp in the utility model.

[0033] In the diagram: 1-Housing; 2-Display screen; 3-Microcontroller; 4-Positioning module; 5-3D magnetic field detection module; 6-Analog-to-digital converter; 7-Data storage module; 8-Wireless communication module; 9-Rechargeable battery; 10-Interface; 11-Breadboard; 12-Sensor fixing block; 13-Mounting hole; 14-First substrate; 15-Second substrate; 16-Clamp; 17-Base plate; 18-First fastener; 19-First clamping block; 20-Second clamping block; 21-Second fastener; 22-Cover; 23-First clamping arm; 24-Second clamping arm; 25-Third clamping arm; 26-Third fastener. Detailed Implementation

[0034] It should be noted that, unless otherwise specified, the embodiments and features described in this application can be combined with each other. The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0035] To enable those skilled in the art to better understand the present invention, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort should fall within the protection scope of the present invention.

[0036] It should be noted that the terms "first," "second," etc., in the specification, claims, and accompanying drawings of this utility model are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence. Furthermore, the terms "comprising" and "having," and any variations thereof, are intended to cover non-exclusive inclusion.

[0037] like Figures 1 to 5 As shown, this utility model discloses a geomagnetic field measuring device with wireless transmission function, including a housing 1. A first substrate 14 and a second substrate 15 are disposed inside the housing 1. The first substrate 14 is provided with a microcontroller 3, an analog-to-digital converter 6, a three-dimensional magnetic field detection module 5, and a breadboard 11. The breadboard 11 is a SYB-170 perforated breadboard.

[0038] The three-dimensional magnetic field detection module 5 includes a Hall sensor, which is electrically connected to the microcontroller 3 via an analog-to-digital converter 6. The Hall sensor is used to measure the spatial magnetic field and generate an analog signal. The analog-to-digital converter 6 is used to convert the analog signal into a digital signal and send it to the microcontroller 3.

[0039] The three-dimensional magnetic field detection module 5 further comprises a sensor fixing block 12, three mutually orthogonal surfaces of the sensor fixing block 12 are each provided with a mounting hole 13, and the Hall sensors are respectively arranged in the mounting holes 13 and used for acquiring three components of a space magnetic field.

[0040] The outer side of the shell 1 is provided with a display screen 2, the display screen 2 is electrically connected with the single-chip microcomputer 3 and used for displaying magnetic field information and geographic position information.

[0041] The side of the single-chip microcomputer 3 is connected with a data storage module 7, the data storage module 7 is located above the analog-digital converter 6, the data storage module 7 is electrically connected with the single-chip microcomputer 3 and used for storing data.

[0042] The side of the single-chip microcomputer 3 is located above a breadboard 11 and connected with a positioning module 4, the positioning module 4 is electrically connected with the single-chip microcomputer 3 and used for measuring the longitude, latitude and altitude of the position where the three-dimensional magnetic field detection module 5 is located.

[0043] The positioning module 4 comprises a GPS locator and a Beidou satellite positioning instrument, both of which are known technologies and used for acquiring geographic position information of a measurement point.

[0044] The second substrate 15 is provided with a wireless communication module 8, a rechargeable battery 9 and an interface 10.

[0045] The single-chip microcomputer 3 is used for sending digital signals to a data receiving end through the wireless communication module 8, and the wireless communication module 8 comprises one of a Bluetooth module, a Zigbee module, a Wi-Fi module, a 4G module or a 5G module.

[0046] The interface 10 is electrically connected to the single-chip microcomputer 3 through the rechargeable battery 9 and used for supplying power to the magnetic field measuring device.

[0047] Through the design of the above structure, the magnetic field measuring technology and the positioning technology can be combined, the magnetic field information and the geographic position information can be displayed, the blank in the market is filled, the cost is low, the measurement location is more flexible, the real-time performance of data transmission is enhanced, the magnetic field measuring device can be loaded on a drone, the terrain obstacles can be overcome, the geomagnetic field of a point can be measured, and the geomagnetic of a position can be acquired and recorded more accurately.

[0048] The top of the shell 1 is connected with a clamp 16, the clamp 16 is used for connecting the magnetic field measuring device to the drone.

[0049] The clamp 16 comprises a bottom plate 17, a first clamping block 19, a second clamping block 20 and a clamping mechanism, the first fastener 18 is connected to the bottom plate 17, the first clamping block 19 and the second clamping block 20 are detachably connected to the bottom plate 17 through the second fastener 21, and the clamping mechanism is arranged at the top of the first clamping block 19.

[0050] The clamping mechanism comprises a cover 22, a first clamping arm 23, a second clamping arm 24 and a third clamping arm 25, the cover 22 is connected to the first clamping block 19, one end of the first clamping arm 23 is obliquely connected to the cover 22, the other end of the first clamping arm 23 is connected to the second clamping arm 24 through a third fastener 26, and the second clamping arm 24 is connected to the third clamping arm 25 through the third fastener 26.

[0051] The utility model discloses in actual use, first through three mutually vertical setting's hall sensor on three-dimensional magnetic field detection module 5, the space magnetic field three components of a certain point position are measured, output analog signal, analog signal is handled through analog-digital converter 6, and output digital signal to singlechip 3.

[0052] Positioning module 4 obtains the geographic position information of the measuring point, and the single-chip microcomputer 3 receives and processes the data from the three-dimensional magnetic field detection module 5 and the positioning module 4, and stores the data in the data storage module 7, and drives the display screen 2 and the wireless communication module 8 at the same time, transmits the data to the data receiving end, realizes the acquisition and storage of data.

[0053] The above is only the specific embodiment of the utility model, but the technical features of the utility model are not limited to this. Any simple change, equivalent replacement or modification for realizing basically same technical effect on the basis of the utility model is covered in the protection scope of the utility model.

Claims

1. A geomagnetic field measuring device with wireless transmission function, comprising a single-chip microcomputer; and an analog-to-digital converter; characterized in that it further comprises a three-dimensional magnetic field detection module, which comprises a Hall sensor, the Hall sensor being electrically connected to the single-chip microcomputer through the analog-to-digital converter, for measuring a space magnetic field and generating an analog signal, and the analog-to-digital converter being used for converting the analog signal into a digital signal and sending it to the single-chip microcomputer; and a positioning module, which is electrically connected to the single-chip microcomputer, for measuring the longitude, latitude and altitude of the location where the three-dimensional magnetic field detection module is located.

2. The geomagnetic field measuring device with wireless transmission function according to claim 1, characterized in that: The positioning module comprises a GPS locator and a Beidou satellite positioning instrument.

3. The geomagnetic field measuring device with wireless transmission function according to claim 1, characterized in that: The three-dimensional magnetic field detection module further comprises a sensor fixing block, three mutually orthogonal surfaces of the sensor fixing block are each provided with a mounting hole, and the Hall sensor is arranged in the mounting hole, for acquiring three components of the space magnetic field.

4. The geomagnetic field measuring device with wireless transmission function according to claim 1, characterized in that: It further comprises a display screen, which is electrically connected to the single-chip microcomputer, for displaying magnetic field information and geographic position information.

5. The geomagnetic field measuring device with wireless transmission function according to claim 1, characterized in that: It further comprises a wireless communication module, and the single-chip microcomputer is used for sending the digital signal to a data receiving end through the wireless communication module, the wireless communication module comprising one of Bluetooth, Zigbee, Wi-Fi, 4G module or 5G module.

6. The geomagnetic field measuring device with wireless transmission function according to claim 1, characterized in that: It further comprises a data storage module, which is electrically connected to the single-chip microcomputer, for storing data.

7. The geomagnetic field measuring device with wireless transmission function according to claim 1, characterized in that: It further comprises a rechargeable battery and an interface, the interface being electrically connected to the single-chip microcomputer through the rechargeable battery, for supplying power to the magnetic field measuring device.

8. The geomagnetic field measuring device with wireless transmission function according to claim 1, characterized in that: It further comprises a clamp, which is used for connecting the magnetic field measuring device to a UAV.

9. The geomagnetic field measuring device with wireless transmission function according to claim 8, characterized in that: The clamp comprises a bottom plate, a first clamping block, a second clamping block and a clamping mechanism, the bottom plate is connected with a first fastener, the first clamping block and the second clamping block are detachably connected to the bottom plate through a second fastener, and the clamping mechanism is arranged on the top of the first clamping block.

10. The geomagnetic field measuring device with wireless transmission function according to claim 9, characterized in that: The clamping mechanism comprises a cover, a first clamping arm, a second clamping arm and a third clamping arm, the cover is connected to the first clamping block, one end of the first clamping arm is obliquely connected to the cover, the other end of the first clamping arm is connected to the second clamping arm through a third fastener, and the second clamping arm is connected to the third clamping arm through the third fastener.

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