Junction box, geophysical information acquisition device and data acquisition method

Abstract

The invention discloses a junction box, a geophysical information acquisition device and a data acquisition method. The junction box comprises a first shell, a plurality of electric signal binding post assemblies, a plurality of magnetic signal aviation plugs and a signal output cable. A first circuit board unit is arranged in the first shell; the plurality of electric signal binding post assemblies are arranged on the first shell and electrically connected with the first circuit board unit, each electric signal binding post assembly comprises a first binding post and a second binding post, and the first binding post and the second binding post are used for being electrically connected with a first sensor. The plurality of magnetic signal aviation plugs are arranged on the first shell and electrically connected with the first circuit board unit, and the magnetic signal aviation plugs are used for being electrically connected with the second sensor. The signal output cable is arranged on the first shell, one end of the signal output cable is electrically connected with the multiple electric signal binding post assemblies and the multiple magnetic signal aviation plugs through the first circuit board unit, and the other end of the signal output cable extends out of the first shell to be used for outputting magnetic induction signals and potential difference signals.

Description

Technical Field

[0001] The present application relates to the technical field of natural resource and energy exploration, and in particular to a junction box, a geophysical information acquisition device and a data acquisition method. Background Art

[0002] In geophysical exploration, electric field sensors and magnetic field sensors are needed for detection. Magnetic induction signals and electric field signals are collected by magnetic field sensors and electric field sensors, and the magnetic field sensors and electric field sensors transmit the collected data to the collector through the junction box. However, the existing junction box has a single wiring method and it is difficult to meet the data collection needs of multiple electrical signals and magnetic signals at the same time. Summary of the invention

[0003] The present application aims to propose a junction box, a geophysical information acquisition device and a data acquisition method, which can simultaneously meet the data acquisition requirements of multiple electrical signals and magnetic signals.

[0004] In a first aspect, an embodiment of the present application provides a junction box, comprising:

[0005] A first housing, wherein a first circuit board unit is disposed in the first housing;

[0006] A plurality of electrical signal terminal assemblies, each of which is disposed on the first housing and electrically connected to the first circuit board unit, each of which comprises a first terminal and a second terminal, the first terminal and the second terminal being used to electrically connect to a first sensor, the first sensor being used to collect a potential difference signal of an investigation area;

[0007] A plurality of magnetic signal aerial plugs, each of which is disposed on the first housing and electrically connected to the first circuit board unit, and the magnetic signal aerial plugs are used to electrically connect to a second sensor, and the second sensor is used to collect a magnetic induction signal of a preset measuring point;

[0008] A signal output cable, wherein the signal output cable is arranged on the first shell, one end of the signal output cable is electrically connected to a plurality of the electrical signal terminal assemblies and a plurality of the magnetic signal aviation plugs through the first circuit board unit, and the other end of the signal output cable extends out of the first shell for outputting the magnetic induction signal and the potential difference signal.

[0009] In some embodiments of the present application, there are five electrical signal terminal assemblies in total.

[0010] In some embodiments of the present application, there are three magnetic signal aviation plugs in total.

[0011] In some embodiments of the present application, a plurality of first through holes are provided on the first shell body, the plurality of first through holes correspond to a plurality of first binding posts, and each of the first binding posts is correspondingly penetrated through the first through hole and electrically connected to the first circuit board unit.

[0012] In some embodiments of the present application, a plurality of second through holes are provided on the first shell, the plurality of second through holes correspond to a plurality of second binding posts, and each second binding post is correspondingly penetrated through the second through hole.

[0013] In some embodiments of the present application, a plurality of third through holes are provided on the first shell, the plurality of third through holes correspond to the plurality of magnetic signal aviation plugs, and each of the magnetic signal aviation plugs is correspondingly penetrated on the third through hole.

[0014] In some embodiments of the present application, a fourth through hole is provided on the first shell, and the signal output cable is passed through the fourth through hole.

[0015] In some embodiments of the present application, a protective cover is provided on the fourth through hole, and the signal output cable is provided in the protective cover.

[0016] In some embodiments of the present application, the other end of the signal output cable is provided with a signal output aviation plug.

[0017] In some embodiments of the present application, the first shell includes a box body and a cover plate, the box body is provided with a plurality of first screw holes, the cover plate is provided with a plurality of second screw holes, the plurality of first screw holes correspond to the plurality of second screw holes, and the plurality of first screw holes are connected with the plurality of second screw holes by screws.

[0018] In a second aspect, an embodiment of the present application provides a geophysical information collection device, including:

[0019] A sensor assembly, wherein the sensor assembly comprises a first sensor, a second sensor and a third sensor, wherein the first sensor is used to collect a potential difference signal of an exploration area, the second sensor is used to collect a magnetic induction signal of the exploration area, and the third sensor is used to collect a seismic wave signal of the exploration area;

[0020] The above-mentioned junction box, the first sensor is electrically connected to the electrical signal terminal assembly of the junction box, and the second sensor is electrically connected to the magnetic signal aviation plug of the junction box;

[0021] A collector, the signal output cable of the junction box and the third sensor are both electrically connected to the collector, and the collector is used to condition and store the potential difference signal, the magnetic induction signal and the seismic wave signal;

[0022] A dot measurement device, the dot measurement device is used to obtain dot measurement data of the survey area;

[0023] The host computer, the collector and the dot measuring device are both communicatively connected to the host computer, and the host computer is used to control the operation of the collector and the dot measuring device, and to obtain the status data of the collector, the status data of the dot measuring device and the dot measurement data.

[0024] In a third aspect, an embodiment of the present application provides a data collection method, which is applied to the geophysical information collection device as described above, comprising:

[0025] The dot-marking measuring device receives working parameter data, which is sent by the host computer and includes working parameters for dot-marking measurement;

[0026] The dot measurement device performs dot measurement according to the working parameter data in response to the start instruction to obtain dot measurement data;

[0027] The dot measuring device sends the dot measuring data to the host computer;

[0028] The collector collects potential difference signals, magnetic induction signals and seismic wave signals through the junction box and sensor components;

[0029] The collector sends the potential difference signal, the magnetic induction signal and the seismic wave signal to the host computer.

[0030] In an embodiment of the present application, the junction box includes multiple magnetic signal aviation plugs and multiple electrical signal terminal assemblies, providing multiple magnetic induction signal channels and multiple potential difference signal channels, and can simultaneously electrically connect multiple first electrical signal sensors, second electrical signal sensors and second sensors, thereby simultaneously transmitting multiple magnetic induction signals and multiple potential difference signals through signal output cables, thereby meeting data acquisition requirements under different acquisition methods.

[0031] Additional aspects and advantages of the present application will be given in part in the description below, and in part will become apparent from the description below, or will be learned through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] The present application is further described below with reference to the accompanying drawings and embodiments, wherein:

[0033] Figure 1 Functional block diagram of an embodiment of a geophysical information acquisition device provided by the present application;

[0034] Figure 2 A schematic diagram of a junction box embodiment provided by the present application;

[0035] Figure 3 An exploded view of an embodiment of a junction box provided in the present application;

[0036] Figure 4 A schematic diagram of a collector embodiment provided in this application;

[0037] Figure 5 An exploded view of an embodiment of a collector provided in this application;

[0038] Figure 6 A top view of the second box body of the collector embodiment provided in the present application;

[0039] Figure 7 An axonometric view of a second box body of a collector embodiment provided in the present application;

[0040] Figure 8 A schematic diagram of a cover body of a collector embodiment provided in the present application;

[0041] Fig. 9 A schematic diagram of a communication terminal device of a collector embodiment provided by the present application;

[0042] Fig.10 An exploded diagram of a communication terminal device of a collector embodiment provided in the present application;

[0043] Fig.11 A schematic diagram of the structure of an embodiment of a dot measuring device provided in the present application;

[0044] Fig.12 An exploded view of a fourth housing of the dot-marking measurement device embodiment provided by the present application;

[0045] Fig.13 A flowchart of a dot measurement method according to an embodiment of a dot measurement device provided in the present application;

[0046] Fig.14 A schematic structural diagram of a sixth box body of the dot measuring device embodiment provided by the present application;

[0047] Fig.15 A schematic structural diagram of a cover member of an embodiment of a dot-marking measuring device provided in the present application;

[0048] Fig.16 A circuit diagram of a second LORA module of an embodiment of a dot measurement device provided in the present application;

[0049] Fig.17 A circuit diagram of a first WIFI module of an embodiment of a dot measuring device provided in the present application;

[0050] Fig.18 A circuit diagram of a third Bluetooth module of an embodiment of the dot measuring device provided in this application;

[0051] Fig.19 A circuit diagram of a second mobile public network module of an embodiment of a dot measurement device provided in the present application;

[0052] Fig. 20 A circuit diagram of a second GPS module of an embodiment of a dot measuring device provided by the present application;

[0053] Fig.21 A schematic diagram of an electronic device embodiment provided by the present application;

[0054] Fig. 22 A schematic diagram of an embodiment of a dot measurement control device provided in the present application;

[0055] Fig.23 A functional block diagram of an embodiment of a data transmission device provided in the present application;

[0056] Fig.24 A circuit diagram of a third MCU of an embodiment of a data transmission device provided by the present application;

[0057] Fig.25 A circuit diagram of a relay of an embodiment of a data transmission device provided in the present application;

[0058] Fig.26 A circuit diagram of a USB chip of an embodiment of a data transmission device provided in this application;

[0059] Fig. 27 A schematic diagram of a communication base station device according to an embodiment of a data transmission device provided in the present application.

[0060] Reference numerals:

[0061] A first sensor 100 , a second sensor 101 , a third sensor 102 , a dot measuring device 103 , a junction box 104 , a communication base station device 105 , a communication terminal device 106 , and a data transmission device 107 .

[0062] The first shell 200 , the first through hole 201 , the second through hole 202 , the third through hole 203 , the first box body 204 , the cover plate 205 , the first circuit board unit 206 , the first terminal 207 , the second terminal 208 , the magnetic signal aviation plug 209 , the signal output cable 210 , the signal output aviation plug 211 , and the protective cover 212 .

[0063] The second shell 300, the second box body 301, the first limiting portion 302, the second limiting portion 303, the third limiting portion 304, the fourth limiting portion 305, the cover body 306, the first reinforcing rib 307, the second reinforcing rib 308, the third reinforcing rib 309, the fourth reinforcing rib 310, the first connecting portion 311, the second connecting portion 312, the third box body 313, the first aviation plug 314, the second aviation plug 315, the charging communication interface 316, the second circuit board unit 317, the first battery 318, the third shell 319, the fourth box body 320, the fifth box body 321, the third circuit board unit 322, the second battery 323, and the bracket 324.

[0064] The fourth shell 400, the sixth box body 401, the seventh box body 402, the cover 403, the top plate 404, the first side plate 405, the second side plate 406, the third side plate 407, the fourth side plate 408, the third connecting part 409, the fourth connecting part 410, the fifth through hole 411, the first supporting part 412, the fifth connecting part 413, the second supporting part 414, the sixth connecting part 415, the third supporting part 416, the fourth circuit board unit 417, the third battery 418, the vertical pole 419, the connecting part 420, the electronic device 421, the processor 422, the memory 423, the dot measurement control device 424, the receiving module 425, the dot measurement module 426, and the sending module 427.

[0065] The third MCU 500 , the power supply end 501 , the host computer 502 , the first USB interface 503 , the relay 504 , the second USB interface 505 , the USB chip 506 , the ACDC unit 507 , and the collector 508 . DETAILED DESCRIPTION

[0066] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0067] In the description of the present application, it should be understood that the descriptions involving orientation, such as the orientation or positional relationship indicated as up, down, etc., are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply 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 application.

[0068] In the description of this application, "a plurality" means more than two. If there is a description of "first" or "second", it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0069] In the description of this application, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in this application based on the specific content of the technical solution.

[0070] Refer to the following Figures 1 to 27 A geophysical information collection device according to an embodiment of the present application is described.

[0071] The present application embodiment provides a geophysical information collection device, such as Figure 1 As shown, including:

[0072] A sensor assembly, the sensor assembly includes a first sensor 100, a second sensor 101 and a third sensor 102, the first sensor 100 is used to collect a potential difference signal of the survey area, the second sensor 101 is used to collect a magnetic induction signal of the survey area, and the third sensor 102 is used to collect a seismic wave signal of the survey area;

[0073] Collector 508, the first sensor 100, the second sensor 101 and the third sensor 102 are all electrically connected to the collector 508, and the collector 508 is used to condition and store the potential difference signal, the magnetic induction signal and the seismic wave signal;

[0074] A dot measuring device, which is used to obtain dot measuring data of the survey area;

[0075] The host computer 502, the collector 508 and the dot measuring device are all communicatively connected to the host computer 502. The host computer 502 is used to control the operation of the collector 508 and the dot measuring device, and to obtain the status data of the collector 508, the status data of the dot measuring device and the dot measurement data. The status data of the collector 508 is used to indicate the working status of the collector 508, and the status data of the dot measuring device is used to indicate the working status of the dot measuring device.

[0076] In the embodiment of the present application, the first sensor 100 collects the potential difference signal of the survey area, the second sensor 101 collects the magnetic induction signal of the survey area, and the third sensor 102 collects the seismic wave signal of the survey area. The collector 508 conditions and stores the potential difference signal, the magnetic induction signal and the seismic wave signal so as to transmit the potential difference signal, the magnetic induction signal and the seismic wave signal to the host computer 502. The dot measurement device obtains the dot measurement data of the survey area, and then transmits the dot measurement data to the host computer 502. The potential difference signal, the magnetic induction signal, the seismic wave signal and the dot measurement data received by the host computer 502 can be used in a method of comprehensively utilizing a variety of geophysical information exploration technologies.

[0077] Refer to the following Figures 2 to 3 A junction box 104 according to an embodiment of the present application is described.

[0078] The present application embodiment provides a junction box 104, such as Figure 2 As shown, including:

[0079] A first housing 200 , in which a first circuit board unit 206 is disposed;

[0080] A plurality of electrical signal terminal assemblies, each of which is disposed on the first housing 200 and electrically connected to the first circuit board unit 206, each of which includes a first terminal 207 and a second terminal 208, and the first terminal 207 and the second terminal 208 are both electrically connected to the first sensor 100;

[0081] A plurality of magnetic signal aviation plugs 209 , which are all disposed on the first housing 200 and electrically connected to the first circuit board unit 206 , and the magnetic signal aviation plugs 209 are electrically connected to the second sensor 101 ;

[0082] The signal output cable 210 is arranged on the first shell 200, one end of the signal output cable 210 is electrically connected to multiple electrical signal terminal assemblies and multiple magnetic signal aviation plugs 209 through the first circuit board unit 206, and the other end of the signal output cable 210 extends out of the first shell 200 and is electrically connected to the collector 508.

[0083] In the embodiment of the present application, the junction box 104 includes multiple magnetic signal aerial plugs 209 and multiple electrical signal terminal assemblies, providing multiple magnetic field signal channels and multiple potential difference signal channels, and can electrically connect multiple first sensors 100 and second sensors 101 at the same time. The other end of the signal output cable 210 is used to connect the collector 508, so that multiple magnetic induction signals and multiple potential difference signals are simultaneously transmitted to the collector 508 through the signal output cable 210, thereby meeting the data acquisition requirements under different acquisition methods.

[0084] In some embodiments of the present application, the first terminal 207 and the second terminal 208 in the electrical signal terminal assembly are used to input the potential signal of the first potential point and the potential signal of the second potential point collected by the first sensor 100, that is, input the potential difference signal. The first sensor 100 can use any one of a stainless steel electrode rod, a copper electrode rod and a non-polarized electrode. The first sensor 100 is connected to the first terminal 207 and the second terminal 208 respectively through wires.

[0085] In some implementations of the present application, the second sensor 101 may be any one of a magnetic bar, a coil, and a fluxgate.

[0086] In one embodiment of the present application, Figure 2 As shown, there are 5 electrical signal terminal assemblies and 3 magnetic signal aviation plugs 209.

[0087] In some implementations of the present application, the number of electrical signal terminal assemblies and magnetic signal aviation plugs 209 can be adjusted according to the application scenario.

[0088] In some embodiments of the present application, the first shell 200 is provided with corresponding signal interface identifiers at the positions of the first terminal 207 , the second terminal 208 , and the magnetic signal aviation plug 209 .

[0089] In one embodiment of the present application, Figure 3 As shown, a plurality of first through holes 201 are provided on the first shell 200 , and the plurality of first through holes 201 correspond to a plurality of first connecting posts 207 . Each first connecting post 207 is correspondingly disposed on the first through hole 201 and is electrically connected to the first circuit board unit 206 .

[0090] In this embodiment, a plurality of first through holes 201 are arranged in a row on the first shell 200, and each first terminal 207 is passed through the corresponding first through hole 201, so that one end of the first terminal 207 can extend into the interior of the first shell 200, thereby facilitating electrical connection with the first circuit board unit 206 inside the first shell 200.

[0091] In one embodiment of the present application, Figure 3 As shown, a plurality of second through holes 202 are disposed on the first shell 200 , and the plurality of second through holes 202 correspond to a plurality of second connecting posts 208 , and each second connecting post 208 is correspondingly penetrated on the second through hole 202 .

[0092] In this embodiment, a plurality of second through holes 202 are arranged in a row on the first shell 200, and each second terminal 208 is passed through the corresponding second through hole 202, so that one end of the second terminal 208 can extend into the interior of the first shell 200, thereby facilitating electrical connection with the first circuit board unit 206 inside the first shell 200.

[0093] In some embodiments of the present application, the plurality of first through holes 201 and the plurality of second through holes 202 are disposed on the same surface of the first housing 200 .

[0094] In one embodiment of the present application, Figure 3 As shown, a plurality of third through holes 203 are provided on the first shell 200 , and the plurality of third through holes 203 correspond to a plurality of magnetic signal aviation plugs 209 , and each magnetic signal aviation plug 209 is correspondingly penetrated on the third through hole 203 .

[0095] In this embodiment, multiple third through holes 203 are respectively arranged on different surfaces of the first shell 200, and each magnetic signal plug 209 is inserted into the corresponding third through hole 203, so that one end of the magnetic signal plug 209 can extend into the interior of the first shell 200, thereby facilitating electrical connection with the first circuit board unit 206 inside the first shell 200.

[0096] In one embodiment of the present application, a fourth through hole is provided on the first housing 200 , and the signal output cable 210 is passed through the fourth through hole.

[0097] In this embodiment, the signal output cable 210 is inserted into the fourth through hole, so that one end of the signal output cable 210 can penetrate into the first shell 200 and be electrically connected to the first circuit board unit 206, thereby electrically connecting multiple electrical signal terminal assemblies and multiple magnetic signal aviation plugs 209 through the first circuit board unit 206.

[0098] In one embodiment of the present application, Figure 3 As shown, a protective cover 212 is disposed on the fourth through hole, and the signal output cable 210 is disposed in the protective cover 212 .

[0099] In this embodiment, when the signal output cable 210 is subjected to tension or torsion, the contact portion with the fourth through hole is easily damaged. By providing a protective cover 212 on the fourth through hole and arranging the signal output cable 210 in the protective cover 212, the signal output cable 210 can be protected from damage.

[0100] In one embodiment of the present application, a signal output aviation plug 211 is disposed at the other end of the signal output cable 210 .

[0101] In this embodiment, the other end of the signal output cable 210 is electrically connected to the collector 508 through the signal output aviation plug 211 to perform data transmission.

[0102] In one embodiment of the present application, Figure 3 As shown, the first shell 200 includes a first box body 204 and a cover plate 205. The first box body 204 is provided with a plurality of first screw holes, and the cover plate 205 is provided with a plurality of second screw holes. The plurality of first screw holes correspond to the plurality of second screw holes, and the plurality of first screw holes and the plurality of second screw holes are all connected by screws.

[0103] In this embodiment, the first housing 200 includes a first box body 204 and a cover plate 205 . The first box body 204 and the cover plate 205 are connected by screws, so that the first box body 204 can be easily assembled and disassembled.

[0104] Refer to the following Figures 4 to 10 The collector 508 according to the embodiment of the present application is described.

[0105] The embodiment of the present application provides a collector 508, such as Figures 4 to 5 As shown, including:

[0106] A second shell 300, on which a first interface unit is disposed, and the first interface unit is used to input a potential difference signal, a magnetic induction signal and a seismic wave signal;

[0107] A second circuit board unit 317, the second circuit board unit 317 is arranged in the second housing 300, and a signal acquisition unit and a first communication unit are arranged on the second circuit board unit 317, the signal acquisition unit is electrically connected to the first interface unit for collecting potential difference signals, magnetic induction signals and seismic wave signals, and the signal acquisition unit is electrically connected to the first communication unit for transmitting the state data of the collector 508 to the host computer 502, and receiving the control instructions sent by the host computer 502, and the control instructions are used to control the working state of the collector 508;

[0108] The first battery 318 is disposed in the second shell 300 for power supply. A limiting assembly is disposed in the second shell 300 for abutting against the first battery 318 so that the first battery 318 is fixed in the second shell 300 .

[0109] In the embodiment of the present application, the first battery 318 is abutted against by a limiting assembly so that the first battery 318 is fixed in the second shell 300 and does not shake. When the first battery 318 fails and needs to be repaired or replaced, the first battery 318 can be easily removed.

[0110] In some implementations of the present application, the first communication unit includes a first mobile public network module, and the collector 508 communicates with the host computer 502 through the first mobile public network module to transmit data. The first mobile public network module can be a 4G communication module, a 5G communication module, etc.

[0111] In one embodiment of the present application, Figure 5 As shown, the second housing 300 includes a second box body 301 and a third box body 313, and the second box body 301 is connected to the third box body 313 by screws.

[0112] In this embodiment, the opening of the second box body 301 corresponds to the opening of the third box body 313 in size, and the opening of the second box body 301 and the opening of the third box body 313 are connected by screws to assemble the second housing 300. The first battery 318 is fixed in the second box body 301, and the second circuit board unit 317 is fixedly installed in the third box body 313, thereby protecting the first battery 318 and the second circuit board unit 317 from mechanical damage.

[0113] In one embodiment of the present application, Figures 6 to 8 As shown, the first battery 318 is arranged in the second box body 301, and the first limiting portion 302, the second limiting portion 303, the third limiting portion 304, the fourth limiting portion 305 and the cover body 306 are arranged in the second box body 301, the first limiting portion 302 abuts against the first side wall of the first battery 318, the second limiting portion 303 abuts against the second side wall of the first battery 318, the third limiting portion 304 abuts against the third side wall of the first battery 318, and the fourth limiting portion 305 abuts against the fourth side wall of the first battery 318, the first limiting portion 302 is provided with a first connecting portion 311, the second limiting portion 303 is provided with a second connecting portion 312, the cover body 306 abuts against the top of the first battery 318, and the cover body 306 is respectively connected to the first connecting portion 311 and the second connecting portion 312 by screws.

[0114] In this embodiment, the first limiting portion 302, the second limiting portion 303, the third limiting portion 304, and the fourth limiting portion 305 are respectively arranged on the four side walls of the second box body 301, and the accommodating cavity formed between the first limiting portion 302, the second limiting portion 303, the third limiting portion 304, and the fourth limiting portion 305 corresponds to the size of the first battery 318, and the first battery 318 is placed in the accommodating cavity. The first limiting portion 302, the second limiting portion 303, the third limiting portion 304, and the fourth limiting portion 305 respectively abut against the first side wall, the second side wall, the third side wall, and the fourth side wall of the first battery 318, so that the first battery 318 will not shake in the horizontal direction. The cover body 306 abuts against the top of the first battery 318, and the cover body 306 is respectively connected to the first connecting portion 311 and the second connecting portion 312 by screws, so that the first battery 318 will not shake in the vertical direction. The spaces between the first limiting portion 302 , the second limiting portion 303 , the third limiting portion 304 , the fourth limiting portion 305 and the four side walls of the second box body 301 are convenient for wiring.

[0115] In some implementations of the present application, the first limiting portion 302 , the second limiting portion 303 , the third limiting portion 304 , and the fourth limiting portion 305 are all limiting plates.

[0116] In one embodiment of the present application, Figure 6 to Figure 7 As shown, a plurality of first reinforcing ribs 307 are arranged between the first limiting portion 302 and the first side wall of the second box body 301, a plurality of second reinforcing ribs 308 are arranged between the second limiting portion 303 and the second side wall of the second box body 301, a plurality of third reinforcing ribs 309 are arranged between the third limiting portion 304 and the third side wall of the second box body 301, and a plurality of fourth reinforcing ribs 310 are arranged between the fourth limiting portion 305 and the fourth side wall of the second box body 301.

[0117] In this embodiment, the first reinforcing rib 307 , the second reinforcing rib 308 , the third reinforcing rib 309 and the fourth reinforcing rib 310 can increase the structural strength of the second box body 301 and improve the stability.

[0118] In one embodiment of the present application, the signal acquisition unit includes a filter amplifier unit, an analog-to-digital conversion unit and a first control subunit. The filter amplifier unit is electrically connected to the first interface unit, the analog-to-digital conversion unit is electrically connected to the filter amplifier unit, the analog-to-digital conversion unit is electrically connected to the first control subunit, and the first control subunit is electrically connected to the first communication unit.

[0119] In this embodiment, the filter amplifier subunit filters and amplifies the potential difference signal, magnetic induction signal and seismic wave signal, and the analog-to-digital conversion subunit, and then performs analog-to-digital conversion through the analog-to-digital conversion subunit and inputs it into the first control subunit. The first control subunit stores and transmits the collected potential difference signal, magnetic induction signal and seismic wave signal to the host computer 502.

[0120] In some embodiments of the present application, the filtering and amplifying subunit and the analog-to-digital conversion subunit adopt existing filtering and amplifying circuits and analog-to-digital conversion circuits, for example, the signal conditioning unit and analog-to-digital conversion unit in the patent document with publication number CN220820269U are used to perform filtering and amplifying and analog-to-digital conversion.

[0121] In some implementations of the present application, the first control subunit includes a first MCU and a CPLD, the first MCU is electrically connected to the CPLD, the CPLD is electrically connected to the analog-to-digital conversion subunit, and the first MCU can perform multi-channel data acquisition through the CPLD.

[0122] An embodiment of the present application further includes a first GPS module, and the first GPS module is electrically connected to the first control subunit.

[0123] In this embodiment, the first control subunit obtains the time source through the first GPS module to perform high-precision timing to ensure the accuracy of synchronously collecting the potential difference signal, the magnetic induction signal and the seismic wave signal.

[0124] In one embodiment of the present application, Figure 4 As shown, the first interface unit includes a first aerial plug 314 and a second aerial plug 315. The first aerial plug 314 is used to input a potential difference signal and a magnetic induction signal, and the second aerial plug 315 is used to input a seismic wave signal.

[0125] In some embodiments of the present application, the first interface unit further includes a charging communication interface 316, which is electrically connected to the first control subunit, and is connected to the host computer 502 through the charging communication interface 316 and the data line, so as to perform data transmission with the host computer 502, and charge the first battery 318 through the charging communication interface 316. The charging communication interface 316 can adopt a Type-C interface.

[0126] In one embodiment of the present application, Fig. 9 As shown, the collector 508 also includes a communication terminal device 106, and the communication terminal device 106 includes a third housing 319, such as Fig.10 As shown, a third circuit board unit 322 and a second battery 323 are disposed in the third shell 319, and a second control subunit and a second communication unit are disposed on the third circuit board unit 322. The second control subunit is electrically connected to the second communication unit. The second communication unit is used to communicate with the first communication unit and the host computer 502, and the second battery 323 is used for power supply.

[0127] Some implementation methods of this application, such as Fig. 9 As shown, the communication terminal device 106 also includes a bracket 324, and the housing is fixedly mounted on the bracket 324. The bracket 324 can be a triangular bracket. The third housing 319 includes a fourth box body 320 and a fifth box body 321, and the fourth box body 320 is connected to the fifth box body 321 by screws.

[0128] In this embodiment, the first communication unit also includes a first Bluetooth module. The second communication unit includes a second Bluetooth module and a first LORA module. The collector 508 is connected to the second Bluetooth module through the first Bluetooth module, and can transmit data with the communication terminal device 106. The communication terminal device 106 is networked with the host computer 502 through the first LORA module, and can transmit data with the host computer 502. In exploration environments such as no man's land, high mountains, and swamps, the first mobile public network module of the collector 508 cannot receive signals, and thus cannot directly transmit data with the host computer 502. The collector 508 transfers data by transmitting status data to the communication terminal device 106, and sends the status data to the host computer 502 through the communication terminal device 106. In the exploration area where the first mobile public network module of the collector 508 can receive signals, there is no need to use the communication terminal device 106 for data transfer, and there is no need to carry the communication terminal device 106.

[0129] In some implementations of the present application, the second control subunit includes a second MCU.

[0130] In some implementation modes of the present application, the second communication unit further includes a first Beidou communication module, and the communication terminal device 106 can also perform data transmission with the host computer 502 through the first Beidou communication module.

[0131] Refer to the following Figures 11 to 22 A dot measurement device and a dot measurement method according to an embodiment of the present application are described.

[0132] The present application embodiment provides a dot measurement device, such as Figure 11 to Figure 12 As shown, including:

[0133] Fourth housing 400;

[0134] A fourth circuit board unit 417, which is disposed in the fourth housing 400, and is provided with a control unit, a positioning unit and a third communication unit, the control unit is electrically connected to the positioning unit, the control unit is electrically connected to the third communication unit, and the third communication unit is used for communication with the host computer 502;

[0135] A third battery 418, which is disposed in the fourth housing 400 and is used for power supply;

[0136] The control unit is used to perform dot measurement methods, such as Fig.13 As shown, the dot measurement method includes:

[0137] Step S100: receiving working parameter data, the working parameter data is sent by the host computer 502, and the working parameter data includes working parameters for dot measurement;

[0138] Step S200: in response to the start instruction, controlling the positioning unit to perform dot measurement according to the working parameter data, thereby obtaining dot measurement data;

[0139] Step S300: sending the dot measurement data to the host computer 502 via the third communication unit.

[0140] In this embodiment, since the dot measurement device is communicatively connected to the host computer 502, when the surveyors conduct dot measurement at various locations in the survey area, the host computer 502 can configure the working parameters of the dot measurement device in real time and obtain dot measurement data, thereby improving work efficiency.

[0141] In some implementations of the present application, in the above step S200, the start instruction may be sent by the host computer 502 or by a mobile terminal with a dot measurement APP installed. The start instruction is used to instruct the dot measurement device to start the dot measurement work.

[0142] In some embodiments of the present application, the third communication unit adopts a wireless communication method. For example, the third communication unit includes a second LORA module, a first WIFI module, a third Bluetooth module, and a second mobile public network module. Figures 16 to 19 As shown, Fig.16 This is the circuit diagram of the second LoRa module. Fig.17 is a circuit diagram of the first WIFI module, Fig.18 This is the circuit diagram of the third Bluetooth module. Fig.19 The circuit diagram of the second mobile public network module is shown in FIG. The dot measurement device transmits data wirelessly to the host computer 502 through any one of the second LORA module, the first WIFI module, the third Bluetooth module and the second mobile public network module, thereby transmitting the dot measurement data to the host computer 502. The positioning unit includes a second GPS module, and the positioning information is obtained through the second GPS module to obtain the dot measurement data. Fig. 20 As shown, Fig. 20 This is the circuit diagram of the second GPS module.

[0143] In some implementations of the present application, the third communication unit sends a data packet including a device identification of the dot measurement device and dot measurement data to the host computer 502. The host computer 502 identifies the dot measurement device through the device identification in the data packet and obtains the corresponding dot measurement data.

[0144] In some implementations of the present application, the data packet is encrypted, and the third communication unit encrypts the data packet and transmits it to the host computer 502 to protect data security. For example, the data packet is encrypted by public key encryption technology.

[0145] In some embodiments of the present application, Fig.11 As shown, a vertical pole 419 is also included, and the fourth housing 400 is mounted on the vertical pole 419. A connecting piece 420 is provided on the vertical pole 419 for fixing and connecting items such as a mobile phone holder, so as to place the mobile phone.

[0146] In one embodiment of the present application, the fourth housing 400 includes a sixth box body 401 and a seventh box body 402 , and the sixth box body 401 is connected to the seventh box body 402 by screws.

[0147] In this embodiment, Fig.12 As shown, the fourth shell 400 is composed of a sixth box body 401 and a seventh box body 402, and the sixth box body 401 and the seventh box body 402 are connected by screws, which is convenient for disassembly and assembly, and convenient for maintenance of the fourth circuit board unit 417 and the third battery 418 in the fourth shell 400.

[0148] In one embodiment of the present application, Fig.12 As shown, it also includes:

[0149] A cover 403, wherein a third battery 418 is accommodated in the cover 403;

[0150] like Fig.14 As shown, the bottom of the sixth box body 401 is spaced apart with a first receiving portion 412 and a second receiving portion 414, the first receiving portion 412 is used to receive one end of the bottom of the third battery 418, the second receiving portion 414 is used to receive the other end of the bottom of the third battery 418, the cover 403 is fixedly connected to the first receiving portion 412, and the cover 403 is fixedly connected to the second receiving portion 414.

[0151] In this embodiment, the third battery 418 is accommodated in the cover 403, and the third battery 418 is placed on the first receiving portion 412 and the second receiving portion 414. The first receiving portion 412 receives one end of the bottom of the third battery 418, and the second receiving portion 414 receives the other end of the bottom of the third battery 418. The cover 403 is fixedly connected to the first receiving portion 412 and the second receiving portion 414, thereby fixing the third battery 418 in the sixth box body 401.

[0152] In some embodiments of the present application, the cover 403 is connected to the first receiving portion 412 and the second receiving portion 414 by snapping.

[0153] In one embodiment of the present application, Fig.14 As shown, a third receiving portion 416 is provided at the bottom of the sixth box body 401 , and the third receiving portion 416 is located between the first receiving portion 412 and the second receiving portion 414 .

[0154] In this embodiment, the third receiving portion 416 is used to receive the middle of the bottom of the third battery 418 , so that the third battery 418 is installed more stably in the sixth box body 401 .

[0155] In one embodiment of the present application, Fig.15 As shown, the cover 403 includes a top plate 404, a first side plate 405 extending downward from a first side of the top plate 404, a second side plate 406 extending downward from a second side of the top plate 404, a third side plate 407 extending downward from a third side of the top plate 404, and a fourth side plate 408 extending downward from a fourth side of the top plate 404.

[0156] In this embodiment, the first side plate 405, the second side edge, the third side plate 407 and the fourth side plate 408 are respectively used to limit the four sides of the third battery 418, and the top plate 404 limits the top of the third battery 418, so that the third battery 418 is stably accommodated in the cover 403.

[0157] In one embodiment of the present application, Fig.15As shown, the first side panel 405 has a third connecting portion 409 extending outward, the second side panel 406 has a fourth connecting portion 410 extending outward, the first receiving portion 412 has a fifth connecting portion 413 extending outward, the second receiving portion 414 has a sixth connecting portion 415 extending outward, the third connecting portion 409 is connected to the fifth connecting portion 413 by screws, and the fourth connecting portion 410 is connected to the sixth connecting portion 415 by screws.

[0158] In this embodiment, the third connecting part 409 is connected to the fifth connecting part 413 by screws, so that the first side panel 405 is fixedly connected to the first receiving part 412, and the fourth connecting part 410 is connected to the sixth connecting part 415 by screws, so that the second side panel 406 is fixedly connected to the second receiving part 414, thereby installing the cover 403 in the sixth box body 401.

[0159] In one embodiment of the present application, Fig.15 As shown, a plurality of fifth through holes 411 are provided on the top plate 404 .

[0160] In this embodiment, a plurality of fifth through holes 411 are provided on the top plate 404 to ventilate and dissipate heat for the third battery 418 .

[0161] In one embodiment of the present application, the length of the first side plate 405 is smaller than the first side length of the top plate 404, the length of the second side plate 406 is smaller than the second side length of the top plate 404, the length of the third side plate 407 is smaller than the third side length of the top plate 404, and the length of the fourth side plate 408 is smaller than the fourth side length of the top plate 404.

[0162] In this embodiment, the top plate 404 needs to correspond to the size of the third battery 418, so the lengths of the first side, the second side, the third side and the fourth side of the top plate 404 correspond to the lengths of the four side surfaces of the third battery 418, respectively, so as to cover the top of the third battery 418. Since the length of the first side plate 405 is less than the length of the first side of the top plate 404, the length of the second side plate 406 is less than the length of the second side of the top plate 404, the length of the third side plate 407 is less than the length of the third side of the top plate 404, and the length of the fourth side plate 408 is less than the length of the fourth side of the top plate 404, therefore, while the third battery 418 is limited by the first side plate 405, the second side plate 406, the third side plate 407 and the fourth side plate 408, the four side surfaces of the third battery 418 will not be completely covered, which is conducive to the heat dissipation of the third battery 418.

[0163] In one embodiment of the present application, the heights of the third side plate 407 and the fourth side plate 408 are both smaller than the height of the third battery 418 .

[0164] In this embodiment, since the height of the third side plate 407 and the fourth side plate 408 is less than the height of the third battery 418, the third side plate 407 and the fourth side plate 408 can limit the third battery 418, and the coverage area of ​​the third battery 418 is small, which is beneficial to the heat dissipation of the third battery 418.

[0165] In addition, the present application embodiment provides a dot measurement method, which is applied to the dot measurement device as described above. Fig.13 As shown, the method includes:

[0166] Step S100: receiving working parameter data, the working parameter data is sent by the host computer 502, and the working parameter data includes working parameters for dot measurement;

[0167] Step S200: in response to the start instruction, controlling the positioning unit to perform dot measurement according to the working parameter data, thereby obtaining dot measurement data;

[0168] Step S300: sending the dot measurement data to the host computer 502 via the third communication unit.

[0169] The dot measurement method provided in the embodiment of the present application can achieve the same beneficial effects as the embodiment of the dot measurement device described above, and will not be described again here to avoid repetition.

[0170] In addition, the present application embodiment provides an electronic device 421, such as Fig.21 As shown, including:

[0171] at least one processor 422;

[0172] At least one memory 423, used to store at least one program;

[0173] When at least one program is executed by at least one processor 422 , the dot measurement method described above is implemented.

[0174] The electronic device 421 provided in the embodiment of the present application can implement each process implemented in the above method embodiment and achieve the same beneficial effects. To avoid repetition, it will not be described again here.

[0175] In addition, an embodiment of the present application provides a computer-readable storage medium, in which a program executable by a processor is stored. When the program executable by the processor is executed by the processor, it is used to implement the dot measurement method as described above.

[0176] The computer-readable storage medium provided in the embodiment of the present application can implement each process implemented in the above method embodiment and achieve the same beneficial effects. To avoid repetition, it will not be described here.

[0177] In addition, the present application embodiment provides a dot measurement control device 424, such as Fig. 22 As shown, including:

[0178] The receiving module 425 is used to receive working parameter data, which is sent by the host computer 502 and includes working parameters for dot measurement;

[0179] The dot measurement module 426 is used to control the positioning unit to perform dot measurement according to the working parameter data in response to the start instruction, so as to obtain dot measurement data;

[0180] The sending module 427 is used to send the dot measurement data to the host computer 502 through the third communication unit.

[0181] The dot measurement control device 424 provided in the embodiment of the present application can implement each process implemented in the above method embodiment and achieve the same beneficial effects. To avoid repetition, it will not be described again here.

[0182] Refer to the following Figure 23 to Figure 26 A data transmission device 107 and a geophysical information collection device according to an embodiment of the present application are described.

[0183] like Fig.23 As shown, the embodiment of the present application provides a data transmission device 107, including:

[0184] The third MCU500;

[0185] The switch unit, the third MCU 500 is electrically connected to the control end of the switch unit, and the first end of the switch unit is used to electrically connect to the power supply end 501;

[0186] A second interface unit, wherein the second end of the switch unit is electrically connected to the first end of the second interface unit, and the second end of the second interface unit is used to electrically connect to the collector 508;

[0187] A data transmission unit, one end of the data transmission unit being electrically connected to the third end of the second interface unit;

[0188] A third interface unit, the other end of the data transmission unit is electrically connected to the first end of the third interface unit, and the second end of the third interface unit is used to electrically connect to the host computer 502;

[0189] The voltage detection module is electrically connected to the third MCU 500 to detect the working voltage of the third interface unit.

[0190] In the embodiment of the present application, the collector 508 is electrically connected to the second interface unit, the host computer 502 is electrically connected to the third interface unit, and the collector 508 and the host computer 502 perform wired data transmission through the second interface unit, the data transmission unit and the third interface unit. If the voltage detection module does not detect the working voltage of the third interface unit, it indicates that the third interface unit is idle and there is no data transmission between the host computer 502 and the collector 508, then the third MCU500 controls the switch unit to close, and the power supply end 501 supplies power to the collector 508 through the switch unit and the second interface unit to charge the collector 508 without adding additional charging equipment. Fig.24 As shown, Fig.24 is a circuit diagram of the third MCU500.

[0191] In some implementations of the present application, the voltage detection module may use a voltage sampling resistor or a voltage sensor to detect the operating voltage of the third interface unit.

[0192] In one embodiment of the present application, Fig.23 As shown, the switch unit includes multiple switch modules, the second interface unit includes multiple first USB interfaces 503, the multiple switch modules correspond to the multiple first USB interfaces 503, the first ends of the multiple switch modules are all used to electrically connect to the power supply end 501, the second ends of the multiple switch modules correspond to the first ends of the multiple first USB interfaces 503, the second ends of the multiple first USB interfaces 503 are all used to electrically connect to the collector 508, the third ends of the multiple first USB interfaces 503 are all electrically connected to the data transmission unit, and the third MCU500 is electrically connected to the control ends of the multiple switch modules.

[0193] In this embodiment, since the second interface unit includes multiple first USB interfaces 503, multiple collectors 508 can be electrically connected through the second end of the first USB interface 503, thereby realizing electrical connection between the multiple collectors 508 and the power supply end 501 or the host computer 502. The host computer 502 can batch acquire data of the multiple collectors 508, and the power supply end 501 can batch charge the multiple collectors 508, which is easy to use.

[0194] In some embodiments of the present application, the charging communication interface 316 on the collector 508 is connected to the first USB interface 503 via a USB Type-C cable, and the first USB interface 503 adopts a USB 3.0 interface. The first end of the first USB interface 503 is a terminal for power supply, the second end of the first USB interface 503 is a terminal for data transmission, and the third end of the first USB interface 503 is a terminal for data transmission.

[0195] In one embodiment of the present application, the switch module includes a relay 504 .

[0196] In this embodiment, the switch module uses a relay 504, such as Fig.25 As shown, Fig.25 504 is a circuit diagram of the relay 504. The first end of the relay 504 is used to electrically connect to the power supply end 501, and the second end of the relay 504 is electrically connected to the first end of the first USB interface 503. The third MCU 500 is electrically connected to the control end of the relay 504, so as to control the conduction or disconnection between the first end and the second end of the relay 504.

[0197] In some implementations of the present application, the switch module may also adopt other types of analog switches or dot switches.

[0198] In one embodiment of the present application, Fig.23 As shown, the third interface unit includes a second USB interface 505 , a first end of the second USB interface 505 is connected to the other end of the data transmission unit, and a second end of the second USB interface 505 is used to electrically connect to the host computer 502 .

[0199] In this embodiment, the host computer 502 is connected to the second USB interface 505 via a USB cable to achieve electrical connection with the collector 508 , thereby reading data in the collector 508 .

[0200] In one embodiment of the present application, Fig.23 As shown, the data transmission unit includes a USB chip 506 .

[0201] In some implementations of the present application, the data transmission unit uses a USB chip 506, such as Fig.26 As shown, Fig.26 is a circuit diagram of the USB chip 506. The second USB interface 505 and the plurality of first USB interfaces 503 perform data transmission via the USB chip 506.

[0202] In one embodiment of the present application, Fig.23 As shown, an ACDC unit 507 is also included, one end of the ACDC unit 507 is used to be electrically connected to the power supply end 501, and the other end of the ACDC unit 507 is electrically connected to the first end of the switch unit.

[0203] In this embodiment, the ACDC unit 507 converts the alternating current provided by the power supply end 501 into direct current with a preset voltage, thereby supplying power to the plurality of first USB interfaces 503 and charging the collector 508 .

[0204] In some implementations of the present application, the power supply end 501 is a mains power supply end, and the ACDC unit 507 uses an ACDC circuit to convert 220V AC power into 5V DC power to power the multiple first USB interfaces 503.

[0205] In one embodiment of the present application, Fig. 27 As shown, it also includes a communication base station device 105, which includes a second WIFI module, a second Beidou communication module, a third mobile public network module and a third LORA module. The communication base station device 105 is wirelessly connected to the host computer through the second WIFI module for data transmission. The communication base station device 105 can be wirelessly connected to the communication terminal device 106 of the collector through the second Beidou communication module or the third LORA module for data transmission. The communication base station device 105 can be wirelessly connected to the first mobile public network module of the collector through the third mobile public network module for data transmission.

[0206] In addition, an embodiment of the present application provides a data collection method, which is applied to the above-mentioned geophysical information collection device, including:

[0207] Step S1: the dot measuring device receives working parameter data, which is sent by the host computer 502 and includes working parameters for dot measuring;

[0208] Step S2: the dot measurement device responds to the start instruction and performs dot measurement according to the working parameter data to obtain dot measurement data;

[0209] Step S3: the dot measuring device sends the dot measuring data to the host computer 502;

[0210] Step S4: the collector 508 collects potential difference signals, magnetic induction signals and seismic wave signals through the junction box and the sensor assembly;

[0211] Step S5: the collector 508 sends the potential difference signal, the magnetic induction signal and the seismic wave signal to the host computer 502 .

[0212] It will be appreciated by those skilled in the art that all or some of the steps and systems in the disclosed method above may be implemented as software, firmware, hardware and appropriate combinations thereof. Some physical components or all physical components may be implemented as software executed by a processor, such as a central processing unit, a digital signal processor or a microprocessor, or may be implemented as hardware, or may be implemented as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on a computer-readable medium, which may include a computer storage medium (or a non-transitory medium) and a communication medium (or a temporary medium). As known to those skilled in the art, the term computer storage medium includes volatile and non-volatile, removable and non-removable media implemented in any method or technology for storing information (such as computer-readable instructions, data structures, program modules or other data). Computer storage media include, but are not limited to, RAM, ROM, EEPROM, flash memory or other memory technologies, CD-ROM, digital versatile disks (DVD) or other optical disk storage, magnetic cassettes, magnetic tapes, disk storage or other magnetic storage devices, or any other medium that may be used to store desired information and may be accessed by a computer. Furthermore, it is well known to those skilled in the art that communication media typically embodies computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave or other transport mechanism, and may include any information delivery media.

[0213] The embodiments of the present application are described in detail above in conjunction with the accompanying drawings, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present application.

Claims

1. A junction box, characterized in that: include: A first housing, wherein a first circuit board unit is disposed in the first housing; A plurality of electrical signal terminal assemblies, each of which is disposed on the first housing and electrically connected to the first circuit board unit, each of which comprises a first terminal and a second terminal, the first terminal and the second terminal being used to electrically connect to a first sensor, the first sensor being used to collect a potential difference signal of an investigation area; A plurality of magnetic signal aerial plugs, each of which is disposed on the first housing and electrically connected to the first circuit board unit, and the magnetic signal aerial plugs are used to electrically connect to a second sensor, and the second sensor is used to collect a magnetic induction signal of a preset measuring point; A signal output cable, wherein the signal output cable is arranged on the first shell, one end of the signal output cable is electrically connected to a plurality of the electrical signal terminal assemblies and a plurality of the magnetic signal aviation plugs through the first circuit board unit, and the other end of the signal output cable extends out of the first shell for outputting the magnetic induction signal and the potential difference signal.

2. The junction box according to claim 1, characterized in that: There are five electrical signal terminal assemblies in total, and three magnetic signal aviation plugs in total.

3. The junction box according to claim 1, characterized in that: The first shell is provided with a plurality of first through holes, the plurality of first through holes correspond to the plurality of first binding posts, and each of the first binding posts is correspondingly arranged on the first through hole and electrically connected to the first circuit board unit.

4. The junction box according to claim 1, characterized in that: The first shell is provided with a plurality of second through holes, the plurality of second through holes correspond to the plurality of second binding posts, and each of the second binding posts is correspondingly penetrated through the second through hole.

5. The junction box according to claim 1, characterized in that: The first shell is provided with a plurality of third through holes, the plurality of third through holes correspond to the plurality of magnetic signal aviation plugs, and each of the magnetic signal aviation plugs is correspondingly penetrated through the third through hole.

6. The junction box according to claim 1, characterized in that: The first shell is provided with a fourth through hole, and the signal output cable is passed through the fourth through hole.

7. The junction box according to claim 6, characterized in that: A protective cover is disposed on the fourth through hole, and the signal output cable is disposed in the protective cover.

8. The junction box according to claim 1, characterized in that: The other end of the signal output cable is provided with a signal output aviation plug.

9. A geophysical information collection device, characterized in that: include: A sensor assembly, wherein the sensor assembly comprises a first sensor, a second sensor and a third sensor, wherein the first sensor is used to collect a potential difference signal of an exploration area, the second sensor is used to collect a magnetic induction signal of the exploration area, and the third sensor is used to collect a seismic wave signal of the exploration area; The junction box according to any one of claims 1 to 8, wherein the first sensor is electrically connected to an electrical signal terminal assembly of the junction box, and the second sensor is electrically connected to a magnetic signal aviation plug of the junction box; A collector, the signal output cable of the junction box and the third sensor are both electrically connected to the collector, and the collector is used to condition and store the potential difference signal, the magnetic induction signal and the seismic wave signal; A dot measurement device, the dot measurement device is used to obtain dot measurement data of the survey area; The host computer, the collector and the dot measuring device are both communicatively connected to the host computer, and the host computer is used to control the operation of the collector and the dot measuring device, and to obtain the status data of the collector, the status data of the dot measuring device and the dot measurement data.

10. A data collection method, characterized in that: The geophysical information acquisition device as claimed in claim 9 comprises: The dot-marking measuring device receives working parameter data, which is sent by the host computer and includes working parameters for dot-marking measurement; The dot measuring device responds to the start instruction and performs dot measurement according to the working parameter data to obtain dot measurement data; The dot measuring device sends the dot measuring data to the host computer; The collector collects potential difference signals, magnetic induction signals and seismic wave signals through the junction box and sensor components; The collector sends the potential difference signal, the magnetic induction signal and the seismic wave signal to the host computer.

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