CN108490493A - Conducting wire detection device - Google Patents
Conducting wire detection device Download PDFInfo
- Publication number
- CN108490493A CN108490493A CN201810224278.5A CN201810224278A CN108490493A CN 108490493 A CN108490493 A CN 108490493A CN 201810224278 A CN201810224278 A CN 201810224278A CN 108490493 A CN108490493 A CN 108490493A
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- Prior art keywords
- signal
- pcb board
- bar magnet
- amplifier
- bar
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- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 238000012545 processing Methods 0.000 claims abstract description 49
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 230000003321 amplification Effects 0.000 claims abstract description 23
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims description 13
- 238000012805 post-processing Methods 0.000 claims description 8
- 238000009933 burial Methods 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005672 electromagnetic field Effects 0.000 description 5
- 230000005674 electromagnetic induction Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- 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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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a kind of conducting wire detection devices, including detecting head and handle, it is characterised in that：The detecting head includes H holders, and the handle is connected to the center of H holders；The H holders both ends are respectively arranged with left cone lid and right cone lid, bar magnet reception antenna and bar magnet transmitting antenna is respectively set in the left cone lid and right cone lid, the axis of the bar magnet reception antenna and bar magnet transmitting antenna is orthogonal, it is provided with low-noise amplifier pcb board at the neighbour of the bar magnet reception antenna, drive amplification pcb board is provided at the neighbour of the bar magnet transmitting antenna；Signal conversion and signal processing pcb board are provided in the handle, the signal conversion and signal processing pcb board are electrically connected by cable with low-noise amplifier pcb board and drive amplification pcb board respectively；Speed of detection is fast, simple, intuitive, easy to operate, accuracy is high, can be widely applied to detection zone of ignorance land burial metallic cable, has a good application prospect in anti-terrorism detects and hides danger.
Description
Technical field
The present invention relates to survey meters, and in particular to a kind of conducting wire detection device.
Background technology
Basic electromagnetic principle of induction shows：Alternating electromagnetic field around conductor can be generated on conductor an alternating voltage or
Alternating current.The lasting variation of alternating voltage or alternating current on conductor, to generate a correspondingly alternating voltage.
Two major class of technical method point of underground cables detection at present, i.e. primary field detection and secondary field detection；Primary field is visited
Survey has two kinds, and one is clamp methods, exactly couples a signal to the position that conducting wire is detected the trend of pipeline and buried by receiver
It sets.This method must first know a certain position of conducting wire, can not carry out blind spy, belong to primary field detection.Second is direct method,
Signal is exactly directly connected to the position that conducting wire is detected the trend of pipeline and buried by receiver.This method must first be known
The starting point of conducting wire can not carry out blind spy, also belong to primary field detection.Secondary field detection belongs to electromagnetic induction method, is sent out by transmitter
Change electromagnetic signal, the signal on receiver receiving wire are delivered, this method can carry out blind spy.But electromagnetic induction method is used at present
The transmitter and receiver of underground conducting wire detection is separation, and objective emission machine must have a certain distance ability with receiver
It is detected, it is inconvenient to use.
Invention content
Technical problem to be solved by the invention is to provide a kind of conducting wire detection devices.
In order to solve the above-mentioned technical problem, according to the technique and scheme of the present invention, a kind of conducting wire detection device, including detecting head
And handle, it is characterised in that：The detecting head includes H holders, and the handle is connected to the center of H holders；The H holders two
End is respectively arranged with left cone lid and right cone lid, and bar magnet reception antenna and bar magnet transmitting is respectively set in the left cone lid and right cone lid
The axis of antenna, the bar magnet reception antenna and bar magnet transmitting antenna is orthogonal, is set at the neighbour of the bar magnet reception antenna
It is equipped with low-noise amplifier pcb board, drive amplification pcb board is provided at the neighbour of the bar magnet transmitting antenna；In the handle
It is provided with signal conversion and signal processing pcb board, the signal conversion and signal processing pcb board pass through cable and low noise respectively
Acoustic amplifier pcb board and the electrical connection of drive amplification pcb board.
The signal conversion and signal processing pcb board generate radiofrequency signal, and radiofrequency signal is output to drive amplification PCB
Plate；After drive amplification pcb board is amplified the signal received, emitted by bar magnet transmitting antenna.
Meanwhile the signal of detection is sent to low-noise amplifier pcb board by the bar magnet reception antenna；The low noise is put
Big device pcb board will send signal to signal conversion and signal after the signal received progress noise reduction and enhanced processing by cable
Handle pcb board；Signal is converted and signal processing pcb board receives the signal of low-noise amplifier pcb board output, is amplified and A/
D conversion process, output drive signal to buzzer.
The present invention utilizes electromagnetic induction principle Underground pipeline, this programme to emit day by the bar magnet above underground utilities
Line generates an alternating electromagnetic field, and underground utilities is made to be in electromagnetic field, to apply signal to conductor.It is received again by bar magnet
The small voltage that antenna induction arrives, the signal on Underground pipeline.
The probe of this programme use two mutually perpendicular ferrite-rod antennas of axis, one be used as transmitting antenna, one
It is a to be used as reception antenna.Two mutually perpendicular ferrite-rod antennas of axis, ensure that reception antenna cannot directly receive
The signal that transmitting antenna is sent out, and reception antenna can only also receive the secondary field signal for sensing plain conductor, ensure that hair
Penetrating antenna and reception antenna can simultaneously be placed in same detecting head, easy to use.
It is respectively arranged in the preferred embodiment of conducting wire detection device according to the present invention, the left cone lid and right cone lid
Antenna u-bracket, the bar magnet reception antenna and bar magnet transmitting antenna are respectively installed in antenna u-bracket.
The preferred embodiment of conducting wire detection device according to the present invention, in signal conversion and signal processing pcb board
It is provided with intermediate frequency amplifier, analog-digital converter, signal processing control circuit, radio-frequency signal generator and signal amplifier；It is described
It is provided with low-noise amplifier on low-noise amplifier pcb board, driving amplifier is provided on the drive amplification pcb board；
The signal processing control circuit outputs a control signal to radio-frequency signal generator；Radio-frequency signal generator receives letter
The control signal of number control and treatment circuit output generates radiofrequency signal and is output to signal amplifier, and signal amplifier is to receiving
After signal is amplified, output radiofrequency signal passes through to driving amplifier after driving amplifier is amplified the signal received
Bar magnet transmitting antenna emits；
The signal of detection is sent to low-noise amplifier by the bar magnet reception antenna；The low-noise amplifier will receive
Signal carry out sending signal to intermediate frequency amplifier by cable after noise reduction and enhanced processing；The intermediate frequency amplifier is to receiving
To signal carry out intermediate frequency enhanced processing after be output to analog-digital converter, the analog-digital converter carries out modulus to the signal received
Signal processing control circuit is output to after conversion, signal processing control circuit handles the signal received, output driving letter
Number arrive buzzer.
The preferred embodiment of conducting wire detection device according to the present invention, the handle by connecting seat, cable connection bar, after
It handles bar and cover is constituted；Connecting seat is fixed on the center of H holders；Cable connection bar one end is connect with connecting seat, cable
The other end of connecting rod is connect with post-processing bar, is post-processed and is provided with signal conversion and signal processing pcb board in bar；Cover is arranged
On post-processing bar, buzzer is provided on cover.
The advantageous effect of conducting wire detection device of the present invention is：The present invention is emitted using the mutually perpendicular bar magnet of axis
Antenna and bar magnet reception antenna realize electromagnetic signals and receive the secondary field signal of plain conductor, the underground utilities of realization
Detection, transmitting antenna and reception antenna can simultaneously be placed in same detecting head, speed of detection is fast, simple, intuitive, operation
Convenient, accuracy height, can be widely applied to detection zone of ignorance land burial metallic cable, in anti-terrorism detects and hides danger
It has a good application prospect.
Description of the drawings
Fig. 1 is the structural schematic diagram of conducting wire detection device of the present invention.
Fig. 2 is the structural schematic diagram of detecting head 16 of the present invention.
Fig. 3 is the structural schematic diagram of left cone lid 10 of the present invention.
Fig. 4 is the structural schematic diagram of right cone lid 9 of the present invention.
Fig. 5 is the circuit block diagram of conducting wire detection device of the present invention.
Specific implementation mode
Referring to Fig. 1 to Fig. 5, a kind of conducting wire detection device, including detecting head 16 and handle, the detecting head 16 include H branch
Frame 8, the handle are connected to the center of H holders 8；8 both ends of H holders are respectively arranged with left cone lid 10 and right cone lid 9, institute
It states in left cone lid 10 and right cone lid 9 and bar magnet reception antenna 14 and bar magnet transmitting antenna 15, the bar magnet reception antenna is respectively set
14 and bar magnet transmitting antenna 15 axis it is orthogonal, be provided with low-noise amplifier at the neighbour of the bar magnet reception antenna 14
Pcb board 12 is provided with drive amplification pcb board 13 at the neighbour of the bar magnet transmitting antenna 15；It is provided with signal in the handle
Conversion and signal processing pcb board 20, the signal conversion and signal processing pcb board 20 pass through cable and low noise amplification respectively
Device pcb board 12 and drive amplification pcb board 13 are electrically connected.
The signal conversion and signal processing pcb board 20 generate radiofrequency signal, and radiofrequency signal is output to drive amplification
Pcb board 13；After drive amplification pcb board 13 is amplified the signal received, emitted by bar magnet transmitting antenna；
Meanwhile the signal of detection is sent to low-noise amplifier pcb board 12 by the bar magnet reception antenna 14；The low noise
Acoustic amplifier pcb board 12 will send signal to signal conversion after the signal received progress noise reduction and enhanced processing by cable
And signal processing pcb board 20；Signal is converted and signal processing pcb board 20 receives the signal that low-noise amplifier pcb board 12 exports,
It is amplified and A/D conversion process, output drive signal to buzzer.
In a particular embodiment, antenna u-bracket 11, the magnetic are respectively arranged in the left cone lid 10 and right cone lid 9
Stick reception antenna and bar magnet transmitting antenna are respectively installed in antenna u-bracket.
In a particular embodiment, intermediate frequency amplifier 2, modulus are provided on the signal conversion and signal processing pcb board 20
Converter 3, signal processing control circuit 4, radio-frequency signal generator 7 and signal amplifier 6；The low-noise amplifier pcb board
On be provided with low-noise amplifier 1, be provided with driving amplifier 5 on the drive amplification pcb board；
The signal processing control circuit 4 outputs a control signal to radio-frequency signal generator 7；Radio-frequency signal generator 7 connects
The control signal that signal processing control circuit 4 exports is received, radiofrequency signal is generated and is output to signal amplifier 6, signal amplifier 6 is right
After the signal received is amplified, output radiofrequency signal to driving amplifier 5, driving amplifier 5 puts the signal received
After big, emitted by bar magnet transmitting antenna 15；
The signal of detection is sent to low-noise amplifier 1 by the bar magnet reception antenna 14；The low-noise amplifier 1 will
Signal is sent to intermediate frequency amplifier 2 by cable after the signal progress noise reduction and enhanced processing that receive；The intermediate frequency amplification
Device 2 carries out the signal that receives to be output to analog-digital converter 3 after intermediate frequency enhanced processing, and the analog-digital converter 3 is to the letter that receives
It is output to signal processing control circuit 4 after number carrying out analog-to-digital conversion, signal processing control circuit 4 is at the signal that receives
Reason, output drive signal to buzzer.
In a particular embodiment, the handle is by connecting seat 21, cable connection bar 17, post-processing bar 18 and 19 structure of cover
At；Connecting seat 21 is fixed on the center of H holders 8；17 one end of cable connection bar is connect with connecting seat 21, cable connection bar 17
The other end with post-processing bar 18 connect, post-process bar 18 in be provided with signal convert and signal processing pcb board 20；Cover 19 is set
It sets on post-processing bar 18, buzzer, battery and switch is provided on cover 19.
When specific practical, switch, the work of conducting wire detection device are opened, signal processing control circuit 4 is output a control signal to
Radio-frequency signal generator 7；Radio-frequency signal generator 7 receives the control signal that signal processing control circuit 4 exports, and generates radio frequency letter
Number it is output to signal amplifier 6, after signal amplifier 6 is amplified the signal received, output radiofrequency signal to drive amplification
Device 5 after driving amplifier 5 is amplified the signal received, is emitted by bar magnet transmitting antenna 15, generates alternating electromagnetic field；
When there is pipeline in underground near conducting wire detection device, alternating electromagnetic field applies signal, the bar magnet reception antenna to underground utilities
The signal of detection is sent to low-noise amplifier 1；The low-noise amplifier 1 carries out the signal received at noise reduction and amplification
Signal is sent to intermediate frequency amplifier 2 by cable after reason；The intermediate frequency amplifier 2 carries out intermediate frequency amplification to the signal received
Analog-digital converter 3 is output to after processing, the analog-digital converter 3 is output to after carrying out analog-to-digital conversion to the signal received at signal
Control circuit 4 is managed, signal processing control circuit 4 handles the signal received, output drive signal to buzzer.Work as detection
When first 16, which detect underground, pipeline, buzzer warning is driven.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of being detached from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The range of invention is limited by claim and its equivalent.
Claims (4)
1. a kind of conducting wire detection device, including detecting head (16) and handle, it is characterised in that：The detecting head (16) includes H branch
Frame (8), the handle are connected to the center of H holders (8)；H holders (8) both ends are respectively arranged with left cone lid (10) and the right side
Bar magnet reception antenna (14) and bar magnet transmitting antenna is respectively set in cone lid (9), the left cone lid (10) and right cone lid (9)
(15), the axis of the bar magnet reception antenna (14) and bar magnet transmitting antenna (15) is orthogonal, the bar magnet reception antenna
(14) it is provided with low-noise amplifier pcb board (12) at neighbour, drive is provided at the neighbour of the bar magnet transmitting antenna (15)
Dynamic amplification pcb board (13)；Signal conversion and signal processing pcb board (20), the signal conversion and letter are provided in the handle
Number processing pcb board (20) be electrically connected respectively by cable and low-noise amplifier pcb board (12) and drive amplification pcb board (13)
It connects；
The signal conversion and signal processing pcb board (20) generate radiofrequency signal, and radiofrequency signal is output to drive amplification PCB
Plate (13)；After drive amplification pcb board (13) is amplified the signal received, emitted by bar magnet transmitting antenna；
Meanwhile the signal of detection is sent to low-noise amplifier pcb board (12) by the bar magnet reception antenna (14)；The low noise
Acoustic amplifier pcb board (12) will send signal to signal by cable after the signal received progress noise reduction and enhanced processing and turn
It changes and signal processing pcb board (20)；Signal is converted and signal processing pcb board (20) reception low-noise amplifier pcb board (12) is defeated
The signal gone out, is amplified and A/D conversion process, output drive signal to buzzer.
2. conducting wire detection device according to claim 1, it is characterised in that：In the left cone lid (10) and right cone lid (9)
It is respectively arranged with antenna u-bracket (11), the bar magnet reception antenna and bar magnet transmitting antenna are respectively installed in antenna u-bracket
On.
3. conducting wire detection device according to claim 2, it is characterised in that：Signal is converted and signal processing pcb board (20)
On be provided with intermediate frequency amplifier (2), analog-digital converter (3), signal processing control circuit (4), radio-frequency signal generator (7) and letter
Number amplifier (6)；Low-noise amplifier (1) is provided on the low-noise amplifier pcb board, on the drive amplification pcb board
It is provided with driving amplifier (5)；
The signal processing control circuit (4) outputs a control signal to radio-frequency signal generator (7)；Radio-frequency signal generator (7)
The control signal that signal processing control circuit (4) exports is received, radiofrequency signal is generated and is output to signal amplifier (6), signal is put
After big device (6) is amplified the signal received, output radiofrequency signal to driving amplifier, driving amplifier is to the signal that receives
After being amplified, emitted by bar magnet transmitting antenna；
The signal of detection is sent to low-noise amplifier (1) by the bar magnet reception antenna；The low-noise amplifier (1) will receive
To signal carry out sending signal to intermediate frequency amplifier (2) by cable after noise reduction and enhanced processing；The intermediate frequency amplification
Device (2) is output to analog-digital converter (3) after carrying out intermediate frequency enhanced processing to the signal received, and the analog-digital converter (3) is to receiving
To signal carry out analog-to-digital conversion after be output to signal processing control circuit (4), signal processing control circuit (4) is to the letter that receives
It number is handled, output drive signal to buzzer.
4. conducting wire detection device according to claim 3, it is characterised in that：The handle is connected by connecting seat (21), cable
Extension bar (17), post-processing bar (18) and cover (19) are constituted；Connecting seat (21) is fixed on the center of H holders (8)；Cable connects
Extension bar (17) one end is connect with connecting seat (21), and the other end of cable connection bar (17) is connect with post-processing bar (18), is post-processed
Signal conversion and signal processing pcb board (20) are provided in bar (18)；Cover (19) setting is on post-processing bar (18), cover
(19) buzzer is provided on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810224278.5A CN108490493A (en) | 2018-03-19 | 2018-03-19 | Conducting wire detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810224278.5A CN108490493A (en) | 2018-03-19 | 2018-03-19 | Conducting wire detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108490493A true CN108490493A (en) | 2018-09-04 |
Family
ID=63339947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810224278.5A Pending CN108490493A (en) | 2018-03-19 | 2018-03-19 | Conducting wire detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108490493A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD148259A1 (en) * | 1979-12-21 | 1981-05-13 | Franz Nadler | BODENSONDIERUNGSGERAET |
| DE29612244U1 (en) * | 1996-07-13 | 1996-09-12 | Muntermann, Axel, 35583 Wetzlar | Device for the targeted tracking of electrically conductive connections |
| EP0733916A2 (en) * | 1995-03-24 | 1996-09-25 | silvretta-sherpas Sportartikel GmbH | Portable search apparatus |
| CN101592739A (en) * | 2008-02-29 | 2009-12-02 | 雷迪有限公司 | Survey the transmitter of buried conductor system |
| CN201828671U (en) * | 2010-03-08 | 2011-05-11 | 胡晓剑 | Cable identifying probe |
| CN202033478U (en) * | 2011-04-29 | 2011-11-09 | 中国科学院地质与地球物理研究所 | Very low frequency electromagnetic instrument with orthogonal antenna |
| CN103091715A (en) * | 2011-11-04 | 2013-05-08 | 雷迪有限公司 | Locator For Locating A Current Carrying Conductor |
| CN105116455A (en) * | 2015-09-24 | 2015-12-02 | 长春市泽安科技有限公司 | Detector for composite metals and non-linear nodes |
| CN205049754U (en) * | 2015-09-24 | 2016-02-24 | 长春市泽安科技有限公司 | Compound non -linear node detector of metal |
| CN105629311A (en) * | 2014-10-30 | 2016-06-01 | 陕西高华知本化工科技有限公司 | Concealed wire path detector |
| CN205749934U (en) * | 2016-04-26 | 2016-11-30 | 北京电子科技职业学院 | A kind of underground metal pipeline detector sounding gear |
| CN205826882U (en) * | 2016-07-05 | 2016-12-21 | 公安部物证鉴定中心 | A kind of Portable visual metal detector |
-
2018
- 2018-03-19 CN CN201810224278.5A patent/CN108490493A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD148259A1 (en) * | 1979-12-21 | 1981-05-13 | Franz Nadler | BODENSONDIERUNGSGERAET |
| EP0733916A2 (en) * | 1995-03-24 | 1996-09-25 | silvretta-sherpas Sportartikel GmbH | Portable search apparatus |
| DE29612244U1 (en) * | 1996-07-13 | 1996-09-12 | Muntermann, Axel, 35583 Wetzlar | Device for the targeted tracking of electrically conductive connections |
| CN101592739A (en) * | 2008-02-29 | 2009-12-02 | 雷迪有限公司 | Survey the transmitter of buried conductor system |
| CN201828671U (en) * | 2010-03-08 | 2011-05-11 | 胡晓剑 | Cable identifying probe |
| CN202033478U (en) * | 2011-04-29 | 2011-11-09 | 中国科学院地质与地球物理研究所 | Very low frequency electromagnetic instrument with orthogonal antenna |
| CN103091715A (en) * | 2011-11-04 | 2013-05-08 | 雷迪有限公司 | Locator For Locating A Current Carrying Conductor |
| CN105629311A (en) * | 2014-10-30 | 2016-06-01 | 陕西高华知本化工科技有限公司 | Concealed wire path detector |
| CN105116455A (en) * | 2015-09-24 | 2015-12-02 | 长春市泽安科技有限公司 | Detector for composite metals and non-linear nodes |
| CN205049754U (en) * | 2015-09-24 | 2016-02-24 | 长春市泽安科技有限公司 | Compound non -linear node detector of metal |
| CN205749934U (en) * | 2016-04-26 | 2016-11-30 | 北京电子科技职业学院 | A kind of underground metal pipeline detector sounding gear |
| CN205826882U (en) * | 2016-07-05 | 2016-12-21 | 公安部物证鉴定中心 | A kind of Portable visual metal detector |
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Application publication date: 20180904 |
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