CN113050177A - Portable geological transmitter - Google Patents
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- CN113050177A CN113050177A CN202110477061.7A CN202110477061A CN113050177A CN 113050177 A CN113050177 A CN 113050177A CN 202110477061 A CN202110477061 A CN 202110477061A CN 113050177 A CN113050177 A CN 113050177A
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- 238000013461 design Methods 0.000 abstract description 4
- 230000003321 amplification Effects 0.000 description 7
- 238000003199 nucleic acid amplification method Methods 0.000 description 7
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- 238000011161 development Methods 0.000 description 3
- 230000005672 electromagnetic field Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
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- 230000005540 biological transmission Effects 0.000 description 2
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- 238000005457 optimization Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
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Abstract
The invention discloses a portable geological transmitter, which comprises a box body, a box cover and a box panel, wherein a front panel device group and a back panel device group are arranged on the front side and the back side of the box panel, and a battery mounting seat are arranged in the box body; the panel front device group comprises a socket, a switch, a wiring terminal and a test port, the panel back device group comprises three power devices, a power fuse holder, a driving plate, a main control plate, three voltage sensors, a current sensor and a power detection plate, the number of the power devices is respectively a first IGBT, a second IGBT and a third IGBT, the number of the socket is four, the socket is respectively a main power supply input port, a battery charging port, an excitation input port and a parallel operation control port, the main power supply input port is electrically connected with the power fuse holder, and the battery charging port is electrically connected with a battery. The invention has compact structure, small volume and convenient carrying, and realizes the miniaturization and portability of the transmitter through reasonable combination design of the case and the panel.
Description
Technical Field
The invention belongs to the field of geological detection equipment, and particularly relates to a portable geological transmitter.
Background
The electromagnetic detection technology is a geophysical method for researching the distribution of alternating electromagnetic fields excited in the earth by natural and artificial (controllable) field sources according to the electromagnetic induction principle and researching the underground electrical and geological characteristics by the observed electromagnetic field distribution.
The electromagnetic detection technology is rapidly developed at home and abroad in recent years, and the range of problems to be solved is continuously expanded, such as national mineral resources, engineering geological exploration, underground water and geothermal investigation, environmental disaster geological investigation and archaeology, underground pipeline and buried object detection, seawater backflow and underground pollution range definition, underground mining roadway and interwell observation and the like, almost relates to each field of geophysical exploration, obtains good effects, and becomes one of indispensable geophysical exploration methods which are spotlighted by people.
The electromagnetic research of our country starts late, the theoretical research and the instrument development of the electromagnetic detection technology are still in the primary stage, the instrument development is originally created in a few parts, most of the instruments are developed and improved on the basis of foreign instruments, the existing medium-power geological transmitter is complex in structure, heavy in weight and inconvenient to carry, the research and the development of the medium-power portable geological transmitter in China are blank, and therefore the medium-power geological transmitter which is simple in structure and convenient to carry is urgently needed to be designed.
Disclosure of Invention
In view of the above defects or improvement requirements of the prior art, the invention provides a portable geological transmitter, which can effectively solve the problems of complex structure, heavy weight and inconvenience in carrying of the geological transmitter, and realize miniaturization, portability and high efficiency of the transmitter.
To achieve the above object, according to one aspect of the present invention, there is provided a portable geological transmitter comprising a box body, a box cover detachably attached to the top of the box body, and a box panel installed in the box body, wherein a front panel device group and a back panel device group are provided on the front and back surfaces of the box panel,
a battery and a battery mounting seat are arranged in the box body, and the battery is mounted in the battery mounting seat;
the front panel device group comprises a socket, a switch, a binding post and a test port, the back panel device group comprises a power device, a power fuse holder, a driving plate, a main control plate, a voltage sensor, a current sensor and a power supply detection plate, the number of the power devices is three, the power devices are respectively a first IGBT, a second IGBT and a third IGBT, and:
the number of the patch ports is four, the patch ports are respectively a main power supply input port, a battery charging port, an excitation input port and a parallel operation control port, the main power supply input port is electrically connected with the power supply fuse holder, the battery charging port is electrically connected with a battery, the excitation input port is electrically connected with the main control board, the parallel operation control port is electrically connected with the excitation input port, the switch is electrically connected with the main control board, two wiring terminals and two testing ports are provided, one wiring terminal is electrically connected with the second IGBT, the other wiring terminal is electrically connected with the third IGBT, and each testing port is electrically connected with one wiring terminal;
the driving plate is electrically connected with the first IGBT, the second IGBT and the third IGBT respectively, the first IGBT is electrically connected with the second IGBT, the second IGBT is electrically connected with the third IGBT, the driving plate is electrically connected with the main control plate, the current sensor and the voltage sensor are electrically connected with the power supply detection plate respectively, and the power supply fuse holder is electrically connected with the first IGBT.
Preferably, the panel back device group further includes a heat sink, and the first IGBT, the second IGBT, and the third IGBT are fixed to the heat sink.
Preferably, the panel back device group further includes a fan, the fan is located between the heat sink and the chassis panel, and the fan is electrically connected to the main control board.
Preferably, the side wall of the box body is provided with a vent at a position corresponding to the heat sink, the inner wall of the box body is provided with a ventilation gasket strip at a position corresponding to the vent, and the heat sink is pressed on the ventilation gasket strip.
Preferably, the panel back device group further includes a temperature sensor, and the temperature sensor is electrically connected to the main control board.
Preferably, the panel front device group further includes a display screen, and the display screen is electrically connected to the main control board.
Preferably, the panel front device group further comprises a status indicator lamp arranged beside the display screen, and the status indicator lamp is electrically connected with the main control panel.
Preferably, the panel back device group further includes a printed board mounting bracket, and the driving board and the main control board are electrically connected and fixed on the back of the chassis panel through the printed board mounting bracket.
Preferably, the battery safety seat is arranged on the side wall of the box body and is electrically connected with the battery.
Preferably, the number of the switches is four, and a switch indicator lamp for indicating the state of the switch is arranged beside each of three switches, and the switch indicator lamp is electrically connected with the main control board.
In general, compared with the prior art, the above technical solution contemplated by the present invention can achieve the following beneficial effects:
1) the invention adopts a pulse type high-efficiency solid-state power amplification design method, adopts a novel IGBT power device optimization circuit design to improve the power capacity, controls the whole transmitter through the control panel, detects the voltage and the current of the power supply detection board and drives the IGBT power device through the drive board, thereby realizing the purpose of geological transmission. The invention realizes the beauty, miniaturization and portability of the transmitter through the reasonable combined design of the case and the panel, and solves the problems of complex structure, heavy weight and inconvenient carrying of the geological transmitter.
2) The invention adopts the IGBT power device optimization circuit, can realize multi-domain waveform emission, can make the emitter compatible with two emission waveforms of a time domain and a frequency domain by controlling the current duty ratio and expanding the frequency band range, solves the problems of single emission waveform and limited exploration method, and meets the requirements of a plurality of detection methods such as transient electromagnetism, controllable sources and the like.
3) The invention can realize the function of improving the transmitting power by parallel connection among a plurality of transmitters by parallel connection of input excitation signals and series connection of output excitation signals, and meets the requirement of a user on larger transmitting power.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a schematic view of the interior of the case of the present invention;
FIG. 4 is a schematic front view of the present invention;
FIG. 5 is a rear view of a panel of a housing according to the present invention;
FIG. 6 is a block diagram of circuitry for implementing geological emission in accordance with the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Referring to fig. 1 to 6, the portable geological transmitter comprises a box body 1, a box cover 2 and a case panel 3, wherein the box cover 2 is detachably connected to the top of the box body 1, the rear sides of the box body 1 and the box cover 2 are connected through a hinge, the front sides of the box body 1 and the box cover 2 can be locked through a lock catch, and a portable handle 31 is arranged on the front side of the box body 1. The case panel 3 is installed in the case 1, and is preferably fixed in the case by screws. The front and the back of the case panel 3 are provided with a panel front device group and a panel back device group, a battery 5 and a battery mounting seat 4 are arranged in the case body 1, the battery 5 is installed in the battery mounting seat 4, and a battery limiting pad 33 is arranged in the battery mounting seat 4 to prevent the battery 5 from shaking. The letter mark at the upper center position of the front face of the chassis panel 3 is a transmitter name.
The panel front device group comprises a socket, a switch 6, a binding post and a test socket 8, the panel rear device group comprises three power devices, a power fuse holder 9, a driving plate 10, a main control plate 11, a voltage sensor 12, a current sensor 13 and a power supply detection plate 14, the number of the power devices is respectively a first IGBT15, a second IGBT16 and a third IGBT17, and the battery 5 is electrically connected with the power supply detection plate 14 and comprises:
referring to fig. 4, there are four patch ports, namely, a main power supply input port 18, a battery charging port 19, an excitation input port 20 and a parallel operation control port 21, and text labels of the patch ports are respectively located at the central positions below the patch ports. The main power input port 18 can be directly connected with an external direct current power supply, the main power input port 18 is electrically connected with the power fuse holder 9, the power fuse holder 9 is electrically connected with the first IGBT15, and the power fuse holder 9 is provided with a fuse to protect the input direct current. The battery charging port 19 is electrically connected with the battery 5, and the battery charging port 19 can be connected with external direct current to charge the battery 5; the excitation input port 20 is electrically connected with the main control board 11, the parallel operation control port 21 is electrically connected with the excitation input port 20, the excitation input port 20 provides excitation input for a transmitter through an external exciter, the parallel operation control port 21 is used for realizing parallel operation control of the transmitter, the switches 6 are electrically connected with the main control board 11, preferably four switches 6 are arranged, and each switch 6 is electrically connected with the main control board 11. The lower parts of the four switches 6 are provided with corresponding character marks, wherein the switch indicator lamps 30 for indicating the states of the switches 6 are respectively arranged beside the first three switches 6 from left to right, for example, a red light indicates that the switches 6 are closed, a green light indicates that the switches 6 are opened, and the switch indicator lamps 30 are respectively and electrically connected with the main control panel 11. The four switches 6 implement an on/off function for the transmitter, a transmission function, a reset function, and a display function, respectively.
The number of the terminals and the number of the test ports 8 are two, the two terminals are a first terminal 71 and a second terminal 72 respectively, the first terminal 71 is electrically connected with the second IGBT16, the second terminal 72 is electrically connected with the third IGBT17, and each test port 8 is electrically connected with one of the terminals respectively; the test port 8 realizes the output of the emission frequency or the time domain current waveform, and the test port 8 is used for conveniently testing the output voltage.
The current sensor 13 is connected with the main power supply input port 18 and is used for measuring the direct current input by the direct current power supply, and the voltage sensor 12 is connected with the test port 8 and is used for measuring the output time domain or frequency domain transmitting voltage, so that the control and monitoring of the transmitter are realized.
Referring to fig. 5, the first IGBT15 is electrically connected to the second IGBT16, the second IGBT16 is electrically connected to the third IGBT17, the first IGBT15 is used for turning on and off an input voltage, the second IGBT16 and the third IGBT17 are used for performing H-bridge pulse type power amplification on a dc input voltage, the driving board 10 is electrically connected to the main control board 11, the driving board 10 is connected to the first IGBT15, the second IGBT16 and the third IGBT17, power amplification is performed by driving the IGBTs, and the current sensor 13 and the voltage sensor 12 are electrically connected to the power supply detection board 14, respectively.
Further, the panel back device group further comprises a heat sink, and the first IGBT15, the second IGBT16, and the third IGBT17 are all fixed on the heat sink, so that the three power devices can dissipate heat conveniently.
Further, the lateral wall of the box body 1 is provided with a vent 22 at a position corresponding to the heat sink, the vent 22 is preferably arranged at the right middle part of the box body 1, the inner wall of the box body 1 is provided with a ventilation gasket strip 23 at a position corresponding to the vent 22, and the heat sink is pressed on the ventilation gasket strip 23. The ventilation gasket 23 is reliably fixed at the ventilation opening 22 of the box body 1 to ensure that no gap exists between the radiator and the inner wall of the box body 1.
Further, the panel back device group further includes a temperature sensor 24, the temperature sensor 24 is electrically connected to the main control board 11 to monitor the temperature of the air outlet of the transmitter, and preferably, the temperature sensor 24 is also fixed to the heat sink.
Further, the panel back device group further comprises a fan, the fan is located between the radiator and the case panel 3, the radiator is fixed on the back of the panel through the fan, the fan is electrically connected with the main control board 11, and the fan contributes to better heat dissipation of the radiator. A fan air inlet 34 is arranged in the right side of the front face of the case panel 3, and a handle 32 is arranged below the right side of the front face of the case panel 3.
Further, the front panel device group further includes a display screen, the display screen is electrically connected to the main control board 11, the status indicator lamp 27 is electrically connected to the main control board 11, and the front panel device group further includes a status indicator lamp 27 disposed beside the display screen. The first display screen 25 on upper portion shows input voltage in fig. 4, the second display screen 26 on lower portion shows temperature, time delay, battery 5 voltage and electric current, two display screens are located the top position in quick-witted case panel 3 middle part, there is input voltage's characters sign above the first display screen 25 that leans on, the right has three status indicator lamp 27 from top to bottom, there is corresponding characters sign on status indicator lamp 27 the right, there are four status indicator lamps 27 on the second display screen 26 the right that leans on down from top to bottom, there is corresponding characters sign on status indicator lamp 27 the right.
The upper three status indicator lamps 27 respectively display the low voltage, the over-temperature and the over-current alarm of the battery 5, and the lower four status indicator lamps 27 respectively represent the left display screen to display the temperature, the time delay, the voltage and the current of the battery 5.
Further, the panel back device group further includes a printed board mounting bracket 28, and the driving board 10 and the main control board 11 are electrically connected and fixed on the back of the chassis panel 3 through the printed board mounting bracket 28, preferably in the middle of the back.
Further, the battery safety device also comprises a battery safety seat 29 arranged on the side wall of the box body 1, and the battery safety seat 29 is electrically connected with the battery 5. A battery safety seat 29 is installed at a rear sidewall of the case 1 near the battery 5. The battery fuse holder 29 is used for installing a fuse to prevent the internal control circuit of the transmitter from being damaged due to short circuit.
The components of the invention realize geological exploration through the following working processes: the main power supply interface is connected with a direct current power supply, the excitation input interface is connected with an external exciter, the first binding post 71 and the second binding post 72 are respectively connected with the ground, the switch 6 is turned on, the battery 5 supplies power to the power supply detection board 14, the power supply detection board 14 supplies power to the main control board 11 and the drive board 10, the switch 6 with the reset function is pressed, the switch 6 with the transmitting function is pressed, direct current of the direct current power supply flows to the second IGBT161 and the third IGBT17 through the power supply safety seat 9 and the first IGBT15 to carry out power conversion, power amplification is realized, pulse signals are formed, the direct current is introduced into the ground through the first binding post 71 and the second binding post 72 (the first binding post 71 and the second binding post 72 are connected with a transmitting antenna), an electromagnetic field is generated in the ground, geological exploration is realized, and the state indicating lamp 27 beside the display screen and.
Referring to fig. 6, the invention has a control circuit and a main circuit, the control circuit includes a power circuit, a single chip, a failure alarm circuit, a parameter display circuit, a CPLD, an IGBT driving circuit and a parameter detection circuit, the main circuit has a pulse power amplifier circuit, the pulse power amplifier circuit is mainly composed of a first IGBT15, a second IGBT161 and a third IGBT17, the power circuit is integrated on a power pickup board 14, the single chip, the failure alarm circuit, the parameter display circuit and the CPLD are integrated on a main control board 11, the IGBT driving circuit is integrated on a driving board 10, the parameter detection circuit is integrated on the power pickup board 14, the battery 5 is respectively and electrically connected with the power circuit and the parameter detection circuit, the power circuit is respectively and electrically connected with the single chip, the CPLD, the IGBT driving circuit and the parameter detection circuit, the single chip is respectively and electrically connected with the failure alarm circuit, the parameter display circuit, The parameter detection circuit is electrically connected with the CPLD, the CPLD is electrically connected with the IGBT drive circuit, the IGBT drive circuit is used for driving the first IGBT15, the second IGBT161 and the third IGBT17 of the pulse type power amplification circuit to work, a direct current power supply connected with the main power supply interface is connected with the input end of the pulse type power amplification circuit, and the output end of the pulse type power amplification circuit is connected with the transmitting antenna; an excitation signal input by the exciter firstly enters the CPLD, then the CPLD drives the first IGBT15, the second IGBT161 and the third IGBT17 of the pulse type power amplifier circuit to work through the IGBT driving circuit to form a pulse signal, and the pulse signal is transmitted out through the transmitting antenna. The input end and the output end of the pulse type power amplifier circuit are respectively provided with a voltage transformer (PT) and a Current Transformer (CT)), the voltage transformer and the current transformer are respectively connected with a parameter detection circuit, the parameter detection circuit is respectively electrically connected with a voltage sensor, a current sensor and a temperature sensor, the parameter detection circuit sends detected parameters to a singlechip, and after the singlechip processes the parameters, the singlechip carries out fault alarm through a fault alarm circuit and/or carries out parameter display on a display through a parameter display circuit; the parameter detection circuit is provided with an emission current sampling port, and a test port 8 is arranged at the emission current sampling port.
It is to be understood that the foregoing are many different embodiments or examples of the different features of the present embodiments. Specific examples of components and arrangements are described above to simplify the illustrative embodiments. These are, of course, merely examples and are not intended to limit the embodiments, and for example, device dimensions are not limited to the ranges or values disclosed, but may depend on processing conditions and/or desired properties of the device.
Moreover, the formation of a first feature over or on a second feature in the description that follows may include embodiments in which the first and second features are formed in direct contact, and may also include embodiments in which additional features may be formed interposing the first and second features, such that the first and second features may not be in direct contact, although the various features may be drawn arbitrarily to varying proportions for simplicity and clarity of illustration.
Spatially relative terms, such as "under," "below," "lower," "above," "upper," and the like, may be used herein to describe one element or feature's relationship to another element or feature(s) as illustrated in the figures.
These spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be oriented in different ways (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A portable geological transmitter comprises a box body, a box cover and a case panel, wherein the box cover is detachably connected with the top of the box body, the case panel is arranged in the box body, a panel front device group and a panel back device group are arranged on the front surface and the back surface of the case panel, the geological transmitter is characterized in that,
a battery and a battery mounting seat are arranged in the box body, and the battery is mounted in the battery mounting seat;
the front panel device group comprises a socket, a switch, a binding post and a test port, the back panel device group comprises a power device, a power fuse holder, a driving plate, a main control plate, a voltage sensor, a current sensor and a power supply detection plate, the number of the power devices is three, the power devices are respectively a first IGBT, a second IGBT and a third IGBT, and:
the number of the patch ports is four, the patch ports are respectively a main power supply input port, a battery charging port, an excitation input port and a parallel operation control port, the main power supply input port is electrically connected with the power supply fuse holder, the battery charging port is electrically connected with a battery, the excitation input port is electrically connected with the main control board, the parallel operation control port is electrically connected with the excitation input port, the switch is electrically connected with the main control board, two wiring terminals and two testing ports are provided, one wiring terminal is electrically connected with the second IGBT, the other wiring terminal is electrically connected with the third IGBT, and each testing port is electrically connected with one wiring terminal;
the driving plate is electrically connected with the first IGBT, the second IGBT and the third IGBT respectively, the first IGBT is electrically connected with the second IGBT, the second IGBT is electrically connected with the third IGBT, the driving plate is electrically connected with the main control plate, the current sensor and the voltage sensor are electrically connected with the power supply detection plate respectively, and the power supply fuse holder is electrically connected with the first IGBT.
2. A portable geological transmitter according to claim 1 and wherein said panel back assembly further comprises a heat sink, said first IGBT, said second IGBT and said third IGBT being secured to said heat sink.
3. A portable geological transmitter as defined in claim 2 wherein said set of panel back-side devices further comprises a fan, said fan being located between said heat sink and said chassis panel and said fan being electrically connected to said dashboard.
4. A portable geological transmitter as defined in claim 2, wherein said side walls of said container body are provided with ventilation openings at positions corresponding to said heat sink, and said inner walls of said container body are provided with ventilation strips at positions corresponding to said ventilation openings, said heat sink being pressed against said ventilation strips.
5. A portable geological transmitter as defined in claim 1 wherein said set of panel back-side devices further comprises a temperature sensor, said temperature sensor being electrically connected to said main control panel.
6. A portable geological transmitter as defined in claim 1 wherein said set of panel front means further comprises a display screen, said display screen being electrically connected to said main control panel.
7. A portable geological transmitter as defined in claim 6, wherein said set of panel front means further comprises status lights disposed alongside said display screen, said status lights being electrically connected to said main control panel.
8. The portable geological transmitter of claim 1 wherein the panel back assembly further comprises a printed board mounting bracket, and wherein the drive board and the main control board are electrically connected and are secured to the back of the chassis panel by the printed board mounting bracket.
9. A portable geological transmitter as defined in claim 1 and further comprising a battery safety socket mounted on a side wall of said container, said battery safety socket being electrically connected to said battery.
10. A portable geological transmitter as defined in claim 1 wherein said switches are four and three of said switches are each provided with a switch indicator for indicating the status of the switch, said switch indicator being electrically connected to said main control panel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110477061.7A CN113050177A (en) | 2021-04-29 | 2021-04-29 | Portable geological transmitter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110477061.7A CN113050177A (en) | 2021-04-29 | 2021-04-29 | Portable geological transmitter |
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| CN113050177A true CN113050177A (en) | 2021-06-29 |
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| CN202110477061.7A Pending CN113050177A (en) | 2021-04-29 | 2021-04-29 | Portable geological transmitter |
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Application publication date: 20210629 |