CN103278859B - Based on the Signal reception disposal system of underground cable comprehensive detection system - Google Patents
Based on the Signal reception disposal system of underground cable comprehensive detection system Download PDFInfo
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- CN103278859B CN103278859B CN201310226023.XA CN201310226023A CN103278859B CN 103278859 B CN103278859 B CN 103278859B CN 201310226023 A CN201310226023 A CN 201310226023A CN 103278859 B CN103278859 B CN 103278859B
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Abstract
The present invention relates to a kind of Signal reception disposal system based on underground cable comprehensive detection system, its technical characterstic is: comprise interconnective signal receiving device and display pen recorder, this signal receiving device comprises frame and Signal reception treatment circuit, this frame comprises control enclosure, handle, support bar, first antenna box and the second antenna box, this Signal reception treatment circuit comprises two prime filtering circuits, two pre-amplification circuits, two rear class filtering circuits, signal processing circuit, voltage table and DC voltage output end mouth, this display pen recorder comprises power circuit, flush bonding processor, signal amplification circuit, analog to digital conversion circuit, storer, LCD display and keyboard circuit.The present invention is reasonable in design, and it is used double reception antenna to coordinate receiving circuit and is processed by display pen recorder, and make the control accuracy of frequency higher, frequency is more stable, reduces detection difficulty, alleviates the labour intensity of testing staff.
Description
Technical field
The invention belongs to cable detection technical field, especially a kind of Signal reception disposal system based on underground cable comprehensive detection system.
Background technology
In electrical power transmission system, a lot of power cable is buried under the ground, and these cables are likely through complicated landform or the situation such as to cross the ocean and sea.When safeguarding underground cable, need accurately to locate underground cable, follow the trail of, identify and depth measurement, although in work progress, draw the mark having wiring diagram and some, but have that some are smudgy, trend not clear and inaccurate place, in mining process, not only causes a large amount of manpowers and the waste of material resources unavoidably, inefficiency, but also there will be and dig mistake and cause heavy losses.Existing underground cable pick-up unit ubiquity precision is low, function singleness and operation use inconvenience etc. problem.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the Signal reception disposal system based on underground cable comprehensive detection system that a kind of accuracy of detection is high, powerful and easy to use is provided.
The present invention solves its technical matters and takes following technical scheme to realize:
Based on a Signal reception disposal system for underground cable comprehensive detection system, comprise interconnective signal receiving device and display pen recorder, described signal receiving device comprises frame and Signal reception treatment circuit, this frame comprises control enclosure, handle, support bar, the first antenna box and the second antenna box, handle is arranged on the side of control enclosure, support bar is packed in the bottom of control enclosure, two antenna boxes are packed on support bar, an antenna is all installed in each antenna box, control enclosure is provided with voltage table and gauge tap, be provided with voltage output end mouth in the side of control enclosure, described Signal reception treatment circuit is arranged in control enclosure, this signal receiving circuit comprises two prime filtering circuits, two pre-amplification circuits, two rear class filtering circuits, signal processing circuit, voltage table and DC voltage output end mouth, two antennas be arranged in antenna box are connected with prime filtering circuit respectively, each prime filtering circuit and pre-amplification circuit, rear class filtering circuit is connected successively, two rear class filtering circuits are all connected on the input end of signal processing circuit, signal processing circuit output signal is connected on voltage table and DC voltage output end mouth, this DC voltage output end mouth exports d. c. voltage signal on display pen recorder, described display pen recorder comprises power circuit, flush bonding processor, signal amplification circuit, analog to digital conversion circuit, storer, LCD display and keyboard circuit, described power circuit is connected with other modules and realizes function of supplying power, signal amplification circuit amplifies the DC voltage that signal receiving device exports and exports analog to digital conversion circuit to, simulating signal is converted to digital signal and outputs to flush bonding processor by analog to digital conversion circuit, and this flush bonding processor is also connected with LCD display, keyboard circuit, storer.
And, antenna in described antenna box is made up of bar magnet and two coils, two coils to install around on bar magnet and mutually isolated respectively, and two antennas are arranged in antenna box for receiving the radiofrequency signal that given off by cable and sending signal receiving circuit to by certain angle and distance.
And described control enclosure side is also provided with earphone and volume adjustment knob.
And described flush bonding processor also connects the GPS module that can provide locating information.
And described described flush bonding processor also connects one and carries out the data communication module of data transmission with host computer.
And described storer comprises RAM storer and ROM storer.
Advantage of the present invention and good effect are:
1, the signal receiving device in native system uses double reception antenna to coordinate receiving circuit, when detecting without the need to hand reset, detection difficulty being reduced and improves the accuracy detected.
2, the signal receiving device compact conformation in native system is also furnished with voltage table and earphone, can show detected state intuitively, alleviate the labour intensity of testing staff.
3, display pen recorder in native system can signal receiving device export signal calculate, obtain cable institute buried depth degree and record path and be presented in LCD display, on electronic chart, demonstrate path simultaneously, achieve live detection and go out the degree of depth that cable imbeds and by path tag in the first-class function of electronic chart, operating personnel are allowed to see result very intuitively, decrease complexity and the difficulty of manual detection, and make detection data more accurate, simultaneously cable walk path and be presented on the electronic chart of LCD display, this signal receiving device of convenient for maintaining people finder uses double reception antenna to coordinate receiving circuit, when detecting without the need to hand reset, detection difficulty is reduced and improves the accuracy detected.
4, the present invention is reasonable in design, itself and high-power signal emitter, loading coil form underground cable comprehensive detection system, make the control accuracy of frequency higher, frequency is more stable, use double reception antenna to coordinate receiving circuit simultaneously, and show at display pen recorder, detection difficulty reduced and improves the accuracy detected, alleviating the labour intensity of testing staff.
Accompanying drawing explanation
Fig. 1 is system connection diagram of the present invention;
Fig. 2 is the rack construction schematic diagram of signal receiving device;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the Signal reception treatment circuit block scheme of signal receiving device;
Fig. 5 is the antenna structure view in antenna box;
Fig. 6 is the circuit block diagram of display pen recorder;
Fig. 7 is the connection diagram of the underground cable comprehensive detection system be made up of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
Based on a Signal reception disposal system for underground cable comprehensive detection system, as shown in Figure 1, interconnective signal receiving device and display pen recorder is comprised; Described signal receiving device comprises frame and Signal reception treatment circuit, as shown in Figures 2 and 3, frame comprises control 1 box, handle 4, support bar 3, first antenna box 5 and the second antenna box 6, handle is arranged on the side of control enclosure, support bar is packed in the bottom of control enclosure, two antenna boxes are packed on support bar, all install an antenna in each antenna box.Being provided with voltage table 9 for showing magnitude of voltage and depth value and gauge tap 10 at control enclosure upper surface, being provided with volume adjustment knob 2, earphone 7 and voltage output end mouth 8 in the side of control enclosure, the volume of volume adjustment knob for regulating earphone to export.
Signal reception treatment circuit is arranged in control enclosure, as shown in Figure 4, Signal reception treatment circuit is connected with the antenna in two antenna boxes, and this signal receiving circuit comprises two prime filtering circuits, two pre-amplification circuits, two rear class filtering circuits, signal processing circuit, voltage table and DC voltage output end mouths.Two antennas are connected with prime filtering circuit respectively, each prime filtering circuit is connected successively with pre-amplification circuit, rear class filtering circuit, two rear class filtering circuits are all connected on the input end of signal processing circuit, processed by the signal of signal processing circuit to input, the output terminal of signal processing circuit is connected on voltage table and DC voltage output end mouth.Two antennas are formed by bar magnet and two coils as shown in Figure 5, two coils to install around on bar magnet and mutually isolated respectively, two antennas are arranged in antenna box by certain angle and distance, receive the radiofrequency signal given off by cable, and send signal receiving circuit to.Prime filtering circuit in signal receiving circuit and rear class filtering circuit by discharge circuit and the electronic component such as resistance, electric capacity composition bandwidth-limited circuit and filter out undesired signal, the amplifying circuit that pre-amplification circuit is made up of amplifier and the electronic component such as resistance, electric capacity, sends into late-class circuit after the signal received by antenna amplifies.Signal processing circuit is made up of electronic components such as integrated operational amplifier circuit, diode, resistance, electric capacity, the radiofrequency signal that front stage circuits inputs is converted to d. c. voltage signal and outputs to voltage table and DC voltage output end mouth.Voltage table is used for the DC voltage value of display depth signal, to calculate current detection cable institute buried depth degree according to this magnitude of voltage.
The DC voltage output end mouth of signal receiving device in use, is connected on the signal input terminal of display pen recorder by connecting line by signal receiving device.Then detection streamer from the initiating terminal that the earth imbedded by cable.From the voltage table of signal receiving device, read-out voltage value calculates cable institute buried depth degree, also the LCD display of display pen recorder, directly can read cable institute buried depth degree.
As shown in Figure 6, show pen recorder and comprise power circuit, flush bonding processor, signal amplification circuit, analog to digital conversion circuit, RAM storer, ROM storer, GPS module, LCD display and keyboard circuit.The input end of described power circuit connects battery, exports+12V ,-12V ,+5V ,+3.3V ,+1.8V via voltage stabilizing chip, is supplied to other circuit and uses.Described signal amplification circuit is made up of elements such as OP07 amplifier chip and resistance, form the direct current signal amplifying circuit that an enlargement factor is 10 times, signal amplification circuit amplifies the DC voltage that signal receiving device exports and exports analog to digital conversion circuit to.Described analog to digital conversion circuit uses the analog-digital chip of a slice 16bit, the simulating signal after signal amplification circuit process is converted to digital signal, and is sent to flush bonding processor by spi bus.Described flush bonding processor uses the ep3c40FPGA chip of a slice altera company, the soft core flush bonding processor of inner generation NIOSII, it calculates the digital signal that analog to digital conversion circuit exports, obtain corresponding cable institute buried depth angle value, this flush bonding processor is also connected with LCD display, keyboard circuit, RAM storer, ROM storer, GPS module, LCD display resolution is 800*640 colorful display screen, the content such as electronic chart, actions menu can be shown, use parallel bus to be connected with flush bonding processor.Keyboard circuit adopts 4*4 keyboard, provides 16 buttons to carry out the operations such as inquiry to displaying contents.RAM storer uses the SDRAM chip of 8MByte, and after device power starts, program is loaded into RAM and runs, and RAM is also for the variable used when program is run provides space.ROM storer is for storing flush bonding processor configuration file and program.GPS module, for receiving global satellite positioning signals and sending signal to flush bonding processor, after flush bonding processor carries out analyzing and processing to positioning signal, by path tag on electronic chart, obtains the trajectory diagram of cable.Flush bonding processor can also connect a data communication module, and such as RS232 communication module or USB communication module send the data of preserving in memory to host computer, do further process by host computer.
The workflow of display pen recorder is: flush bonding processor constantly reads the data of AD converter by spi bus, and according to the corresponding lists in ROM storer, inquires the depth value that current voltage value is corresponding, and show in LCD display.According to the GPS information received, current position coordinates is presented on electronic chart.Can following functions be realized by keyboard:
(1) when pressing preservation button: the current depth value measured is preserved in ROM, and generates a serial number, position coordinates is preserved simultaneously simultaneously.
(2) when pressing query key: enter query State, the depth registration that ROM stores now is shown, and serial number when demonstrating preservation before each record.
(3) under query State, press or lower key time: a certain bar depth registration that LCD display shows and serial number are selected in highlighted display.
(4) under query State, by delete key: a certain bar depth registration selected before will deleting.
(5) when receiving data query instruction from data communication module: will be sent disposable for the depth data being kept at ROM by data communication module.
As shown in Figure 7, the present invention and high-power signal emitter, loading coil is combined and is formed the comprehensive detection function of underground cable comprehensive detection system realization to underground cable, the output terminal of the high-power signal emitter in this detection system is connected with loading coil, this loading coil to be sleeved on cable to be detected and to produce radiofrequency signal under the control of high-power signal emitter, carry out voltage display by voltage table after signal receiving device received RF signal and voltage outputted on display pen recorder, display pen recorder outputs in LCD display after calculating the voltage received and shows cable institute buried depth degree, simultaneously can also by path tag on electronic chart, obtain the trajectory diagram of cable.
It is emphasized that; embodiment of the present invention is illustrative; instead of it is determinate; therefore the present invention includes the embodiment be not limited to described in embodiment; every other embodiments drawn by those skilled in the art's technical scheme according to the present invention, belong to the scope of protection of the invention equally.
Claims (3)
1., based on a Signal reception disposal system for underground cable comprehensive detection system, comprise interconnective signal receiving device and display pen recorder, described signal receiving device comprises frame and Signal reception treatment circuit, this frame comprises control enclosure, handle, support bar, the first antenna box and the second antenna box, handle is arranged on the side of control enclosure, support bar is packed in the bottom of control enclosure, two antenna boxes are packed on support bar, an antenna is all installed in each antenna box, control enclosure is provided with voltage table and gauge tap, be provided with voltage output end mouth in the side of control enclosure, it is characterized in that: described Signal reception treatment circuit is arranged in control enclosure, this signal receiving circuit comprises two prime filtering circuits, two pre-amplification circuits, two rear class filtering circuits, signal processing circuit, voltage table and DC voltage output end mouth, two antennas be arranged in antenna box are connected with prime filtering circuit respectively, each prime filtering circuit and pre-amplification circuit, rear class filtering circuit is connected successively, two rear class filtering circuits are all connected on the input end of signal processing circuit, signal processing circuit output signal is connected on voltage table and DC voltage output end mouth, this DC voltage output end mouth exports d. c. voltage signal on display pen recorder, described display pen recorder comprises power circuit, flush bonding processor, signal amplification circuit, analog to digital conversion circuit, storer, LCD display and keyboard circuit, described power circuit is connected with other modules and realizes function of supplying power, signal amplification circuit amplifies the DC voltage that signal receiving device exports and exports analog to digital conversion circuit to, simulating signal is converted to digital signal and outputs to flush bonding processor by analog to digital conversion circuit, and this flush bonding processor is also connected with LCD display, keyboard circuit, storer,
Antenna in described antenna box is made up of bar magnet and two coils, two coils to install around on bar magnet and mutually isolated respectively, and two antennas are arranged in antenna box for receiving the radiofrequency signal that given off by cable and sending signal receiving circuit to by certain angle and distance;
Described flush bonding processor also connects the GPS module that can provide locating information;
Described flush bonding processor also connects one and carries out the data communication module of data transmission with host computer.
2. the Signal reception disposal system based on underground cable comprehensive detection system according to claim 1, is characterized in that: described control enclosure side is also provided with earphone and volume adjustment knob.
3. the display pen recorder based on underground cable comprehensive detection system according to claim 1, is characterized in that: described storer comprises RAM storer and ROM storer.
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6407550B1 (en) * | 1998-08-19 | 2002-06-18 | Metrotech Corporation | Line locator with accurate horizontal displacement detection |
WO2004070444A1 (en) * | 2003-01-31 | 2004-08-19 | Corning Incorporated | Multiple core microstructured optical fibers and methods using said fibers |
CN1908688A (en) * | 2006-08-22 | 2007-02-07 | 沈阳电力工程技术研究所 | Built-in type low-voltage cable detecting device |
CN101365954A (en) * | 2005-06-20 | 2009-02-11 | 无线电探测有限公司 | A radio mode selectivity block for a detector for detecting a buried current carrying conductor |
CN101526628A (en) * | 2008-03-03 | 2009-09-09 | 雷迪有限公司 | A detector for calculating the distortion of an electromagnetic field produced by a buried current carrying conductor |
CN102840924A (en) * | 2011-06-22 | 2012-12-26 | 严煜 | Cable monitoring device |
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6407550B1 (en) * | 1998-08-19 | 2002-06-18 | Metrotech Corporation | Line locator with accurate horizontal displacement detection |
WO2004070444A1 (en) * | 2003-01-31 | 2004-08-19 | Corning Incorporated | Multiple core microstructured optical fibers and methods using said fibers |
CN101365954A (en) * | 2005-06-20 | 2009-02-11 | 无线电探测有限公司 | A radio mode selectivity block for a detector for detecting a buried current carrying conductor |
CN1908688A (en) * | 2006-08-22 | 2007-02-07 | 沈阳电力工程技术研究所 | Built-in type low-voltage cable detecting device |
CN101526628A (en) * | 2008-03-03 | 2009-09-09 | 雷迪有限公司 | A detector for calculating the distortion of an electromagnetic field produced by a buried current carrying conductor |
CN102840924A (en) * | 2011-06-22 | 2012-12-26 | 严煜 | Cable monitoring device |
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