CN206209126U - A kind of nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system - Google Patents
A kind of nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system Download PDFInfo
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- CN206209126U CN206209126U CN201621311955.XU CN201621311955U CN206209126U CN 206209126 U CN206209126 U CN 206209126U CN 201621311955 U CN201621311955 U CN 201621311955U CN 206209126 U CN206209126 U CN 206209126U
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Abstract
The utility model discloses a kind of nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system, including sender unit, detection reception device, clamp-type transmitting probe and clamp-type receiving transducer；Clamp-type transmitting probe is connected by cable with the control cabinet of sender unit, and clamp-type receiving transducer is connected by cable with the control cabinet of detection reception device, and tested oil-gas pipeline is penetrated in clamp-type transmitting probe and clamp-type receiving transducer.The system can accurately judge the pipeline rout position of existing Oil-Gas Gathering Transferring Pipeline in the maintenances such as Oil-Gas Gathering Transferring Pipeline cleaning, de-plugging and laying work, and can determine, demarcate the source and trend for distinguishing a certain bar pipeline in a plurality of nearly spacing complex hydrocarbon gathering line, to ensure that the gathering line for needing to safeguard is carried out accurately to safeguard construction, farthest ensure construction safety, prevent the generation of the serious accidents such as wrong environmental pollution, the personal equipment constructed and bring.
Description
Technical field
The utility model is related to a kind of Oil-Gas Gathering Transferring Pipeline coordinate detection system, more particularly to a kind of nearly spacing oil-gas gathering and transportation
Locating pipeling detection system.
Background technology
It is accurate in underground pipeline construction management, pipeline maintenance and replacing engineering with the growing tension of Underground Space Resource
Really the pipeline location of the existing underground pipe network of detection is moved towards with shape, carries out the Detection Techniques of underground utilities under the conditions of non-excavating construction
There is important use value and economic worth with the research and development of equipment.Especially for oil-gas gathering and transferring pipeline, due to fouling,
The many reasons such as burn into erosive wear need to carry out Oil-Gas Gathering Transferring Pipeline and equipment regularly pipeline maintenance and change engineering,
But due to the historical reasons of existing Oil-Gas Gathering Transferring Pipeline construction, waterflood-transmission line, oil product pipeline, gas manifold line are there is in various degree
Interlock embedded Deng gathering line, original embedded lack of standardization, time span of construction is big, complex geologic conditions, and underground pipe network data lacks
The phenomenons such as mistake, greatly affected the construction progress that Oil-Gas Gathering Transferring Pipeline is safeguarded, changes engineering, or even to Oil-Gas Gathering Transferring Pipeline
Safeguard that construction brings great potential safety hazard, therefore the data letter such as pipeline location to underground Oil-Gas Gathering Transferring Pipeline and shape trend
The research of the Detection Techniques and equipment of breath has urgent practicality and importance.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system
System, can accurately judge the pipe of existing Oil-Gas Gathering Transferring Pipeline in the maintenances such as Oil-Gas Gathering Transferring Pipeline cleaning, de-plugging and laying work
Road moves towards position, and can determine, demarcates the source for distinguishing a certain bar pipeline in a plurality of nearly spacing complex hydrocarbon gathering line
And trend, to ensure that the gathering line for needing to safeguard is carried out accurately to safeguard construction, farthest ensure construction safety, prevent
The generation of the serious accidents such as environmental pollution, personal equipment that only mistake construction brings.
The utility model is to be achieved through the following technical solutions：
A kind of nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system, including sender unit, detection reception device, clamp
Formula transmitting probe and clamp-type receiving transducer；Clamp-type transmitting probe is connected by cable with the control cabinet of sender unit,
Clamp-type receiving transducer is connected by cable with the control cabinet of detection reception device, and tested oil-gas pipeline penetrates clamp-type transmitting and visits
In head and clamp-type receiving transducer.
Described sender unit includes master controller；On described master controller interactive connection have signal generator,
Signal-regulated kinase, power amplification circuit, touch display screen and power transfer module, are also associated with frequency and match somebody with somebody on master controller
Humorous capacitance selection circuit, frequency and is also connected, quilt with humorous capacitance selection circuit with clamp-type transmitting probe and power amplification circuit
Survey oil-gas pipeline is penetrated in clamp-type transmitting probe, and battery and charging control circuit, electric power storage are connected with power transfer module
Input has external communication 220V power supplys or directly uses battery on pond and charging control circuit.
Described sender unit also includes sound light alarming circuit, and sound light alarming circuit is connected with master controller.
Using STC15W4K single-chip microcomputers as control core, STC15W4K single-chip microcomputers include internal collection to described master controller
Into reset circuit, 4 groups of High-speed Asynchronous Secial Communication interfaces of independence, 15 high accuracy of 8 road 10-bit high speed A/D and 6 passages
PWM；Signal generator is DDS signal generator；Signal-regulated kinase, the signal for signal generator to be exported carries out signal
Shaping, amplification, to be adapted with power amplification circuit, power amplification circuit uses transformer coupled formula power amplifier, transformation
Device is using armature winding, the Multiple coil annular iron core construction of four secondary windings；Frequency and with humorous capacitance selection circuit, uses
It is consistent in the frequency and the resonant frequency of clamp-type transmitting probe for ensureing excitation signal, make to be in humorous electric capacity and transmitting coil
Series resonance state；Touch display screen resistive touch display screen.
Described DDS signal generator is programmable waveform generator AD9833.
Described detection reception device includes master controller；Interactive connection has power transfer module, signal on master controller
Process circuit, touch display screen and acousto-optic indicating circuit；It is also associated with described master controller with humorous and pre-amplification circuit,
Also it is connected with signal processing circuit with humorous and pre-amplification circuit, lithium battery and charge control electricity is connected with power transfer module
Road.
Described signal processing circuit includes true effective value converting circuit, bandwidth-limited circuit and programmable amplifying circuit,
True effective value converting circuit is connected with the A/D change-over circuits on master controller, bandwidth-limited circuit and programmable amplifying circuit with
Master controller is connected, and is connected with programmable amplifying circuit with humorous and pre-amplification circuit.
Using STC15W4K single-chip microcomputers as control core, STC15W4K single-chip microcomputers include internal collection to described master controller
Into reset circuit, 4 groups of High-speed Asynchronous Secial Communication interfaces of independence, 8 road 10-bit high speed A/D, 15 High-Accuracy PWMs of 6 passages；
Programmable amplifying circuit uses programmable amplifier；Bandwidth-limited circuit uses MAX262 SCFs；RMS conversion
Circuit uses RMS conversion chip AD637；Touch display screen is resistive touch display screen；Master controller and touch show
Screen uses serial communication.
Described programmable amplifier uses binary channels voltage control Amplifier AD605 and 12 voltage output type digital-to-analogue conversions
Device TLV5618.
Described clamp-type transmitting probe uses the non-crystaline amorphous metal of high permeability as the magnetic core of transmitting coil；Clamp-type connects
Receive probe and use the non-crystaline amorphous metal of high permeability as the magnetic core of receiving coil；Wherein, magnetic core is toroidal core.
Compared with prior art, the utility model has following beneficial technique effect：
The nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system that the utility model is provided, oil is carried out using electromagnetic induction principle
Gas gathering line coordinate detection, is a kind of safety and nondestructive detection method.Detected object is the underground utilities with certain electric conductivity.
It uses special sender unit, by clamp coupled method using the magnetic core and coil in clamp as it is primary encourage around
Group come formed around pipeline to be measured certain frequency electromagnetic field signal, this by AC signal produce alternating magnetic field pipe
Line produces induced electromotive force on direction, according to the electric conductivity and comprehensive impedance of pipeline, produces corresponding induced current, the induced electricity
Stream excites secondary electromagnetic field around pipeline, and intensity and the distribution of secondary electromagnetic field are so measured by detecting reception device,
So that it is determined that the route trend of pipeline to be measured, plan-position and buried depth.The characteristics of this method, is Detection location high precision, resists and do
Disturb that ability is strong, applied widely, detection range remote, easily differentiate adjacent lines, method of work is safe and reliable.
Meanwhile, detection reception device uses the non-crystaline amorphous metal of high permeability as the magnetic core of receiving coil, using with humorous electricity
Appearance technology, bandpass filtering frequency selection circuit drastically increases the recognition capability and positional accuracy for receiving signal.
The nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system that the utility model is provided, in Oil-Gas Gathering Transferring Pipeline cleaning, solution
Stifled etc. maintenance can accurately judge the pipeline rout position of existing Oil-Gas Gathering Transferring Pipeline with laying work, and can determine, marks
Surely source and the trend of a certain bar pipeline in a plurality of nearly spacing complex hydrocarbon gathering line are distinguished, to ensure to needing what is safeguarded
Gathering line carry out accurately safeguard construction, farthest ensure construction safety, prevent mistake construction bring environmental pollution,
The generation of the serious accidents such as personal equipment.
Brief description of the drawings
Fig. 1 is system global structure schematic diagram of the present utility model；
Fig. 2 is the theory diagram of sender unit；
Fig. 3 is the theory diagram for detecting reception device.
Specific embodiment
The utility model is described in further detail with reference to specific embodiment, described is to the utility model
Explanation rather than restriction.
Referring to Fig. 1 to Fig. 3, a kind of nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system, including sender unit, detection
Reception device, clamp-type transmitting probe and clamp-type receiving transducer；Clamp-type transmitting probe passes through cable and sender unit
Control cabinet be connected, clamp-type receiving transducer by cable with detect reception device control cabinet be connected, tested oil-gas pipeline is worn
In entering clamp-type transmitting probe and clamp-type receiving transducer.Described clamp-type transmitting probe uses the non-crystaline amorphous metal of high permeability
As the magnetic core of transmitting coil；Clamp-type receiving transducer uses the non-crystaline amorphous metal of high permeability as the magnetic core of receiving coil；Its
In, magnetic core is toroidal core.
Wherein, described sender unit includes master controller；Interactive connection has signal to send out on described master controller
Raw device, Signal-regulated kinase, power amplification circuit, touch display screen and power transfer module, are also associated with frequency on master controller
Rate and also connect with clamp-type transmitting probe and power amplification circuit with humorous capacitance selection circuit, frequency and with humorous capacitance selection circuit
Connect, tested oil-gas pipeline is penetrated in clamp-type transmitting probe, battery and charging control circuit be connected with power transfer module,
Input has external communication 220V power supplys or directly uses battery on battery and charging control circuit；Described signal transmitting
Device also includes sound light alarming circuit, and sound light alarming circuit is connected with master controller.Described detection reception device includes master control
Device processed；Interactive connection has power transfer module, signal processing circuit, touch display screen and acousto-optic indicating circuit on master controller；
Be also associated with described master controller with humorous and pre-amplification circuit, with humorous and pre-amplification circuit also with signal processing circuit
It is connected, lithium battery and charging control circuit is connected with power transfer module；Described signal processing circuit includes real effective
Change-over circuit, bandwidth-limited circuit and programmable amplifying circuit, true effective value converting circuit change electricity with the A/D on master controller
Road is connected, and bandwidth-limited circuit and programmable amplifying circuit are connected with master controller, are put with program control with humorous and pre-amplification circuit
Big circuit is connected.
Specifically, described master controller uses STC15W4K single-chip microcomputers as control core, STC15W4K single-chip microcomputer bags
Include and be internally integrated reset circuit, 4 groups of High-speed Asynchronous Secial Communication interfaces of independence, 15 of 8 road 10-bit high speed A/D and 6 passages
High-Accuracy PWM；Signal generator is DDS signal generator；Signal-regulated kinase, the signal for signal generator to be exported enters
Row signal shaping, amplification, to be adapted with power amplification circuit, power amplification circuit is using transformer coupled formula power amplifier electricity
Road, transformer is using armature winding, the Multiple coil annular iron core construction of four secondary windings；Frequency and with humorous capacitance selection
Circuit, for ensure excitation signal frequency and clamp-type transmitting probe resonant frequency it is consistent, make with humorous electric capacity and transmitting
Coil is in series resonance state；Touch display screen resistive touch display screen.Wherein, described DDS signal generator is for can
Programming waveform generator AD9833.
Using STC15W4K single-chip microcomputers as control core, STC15W4K single-chip microcomputers include internal collection to described master controller
Into reset circuit, 4 groups of High-speed Asynchronous Secial Communication interfaces of independence, 8 road 10-bit high speed A/D, 15 High-Accuracy PWMs of 6 passages；
Programmable amplifying circuit uses programmable amplifier；Bandwidth-limited circuit uses MAX262 SCFs；RMS conversion
Circuit uses RMS conversion chip AD637；Touch display screen is resistive touch display screen；Master controller and touch show
Screen uses serial communication；Described programmable amplifier uses binary channels voltage control Amplifier AD605 and 12 voltage output types
Digital analog converter TLV5618.
Specifically, nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system, including sender unit, detection reception device two
Part；Sender unit need to be used cooperatively with detection reception device.The system applies to tested pipeline using clamp CGCM
Plus the exchange excitation signal of certain frequency, so as to set up alternating magnetic field around tested Oil-Gas Gathering Transferring Pipeline, pipeline is in alternation magnetic
Under the excitation of field, so as to form alternation induced-current, induced-current is propagated and formed around pipeline and handed over along pipeline trend
Varying magnetic field, this is secondary field, and the change so by testing secondary field in receiving terminal can detect, determine the route of pipeline
Trend, plan-position and buried depth.
(1) sender unit：
Sender unit include power transfer module, master controller and signal generator and touch display screen and with this
The clamp-type transmitting probe that device is used cooperatively.Wherein input power uses electric power storage using external communication 220V power supplys or directly
Pond, the various power supplys needed for sender unit is transformed to through power transfer module；Master controller includes master controller CPU, letter
Number generator includes DDS signal generator, and power amplification circuit；Touch display screen uses resistive touch display screen, uses
In selection emission signal frequency and setting transmission power；Clamp-type transmitting probe is by cable and the control cabinet of sender unit
It is connected.The sender unit has impedance matching function, with various tranmitting frequencies and transmission power adjustment function.Signal
The theory diagram of emitter is as shown in Figure 2；Specifically include with lower component：
1. master controller：Sender unit is using high speed, low-power consumption, superpower jamproof STC15W4K single-chip microcomputers conduct
Control core, it has abundant internal resource and external interface circuit, including is internally integrated Special reset circuit, 4 groups of independences
High-speed Asynchronous Secial Communication interface, 8 road 10-bit high speed A/D, 15 High-Accuracy PWMs of 6 passages, be easy to implement power supply monitoring,
The control function of the external modules such as excitation signal control, touch display screen.
2.DDS signal generators：In Oil-Gas Gathering Transferring Pipeline coordinate detection system, to meet different tube diameters, different distance
And under many metal pipe line crossing instances the need for the coordinate detection of metal target pipeline, from low-power consumption, programmable waveform hair
Raw device AD9833 produces four kinds of signals of 400Hz, 8kHz, 30kHz, 80kHz different frequency as excitation signal, so as to user's root
According to selecting to use under different geology and environmental condition.
3. Signal-regulated kinase and power amplification circuit：The major function of Signal-regulated kinase is that programmable waveform occurs
The signal of device output carries out signal shaping, amplifies, to be adapted with power amplification circuit.Power amplification circuit uses transformer
Manifold type power amplifier.To meet the actual need of different geology exciting power different with target pipeline coordinate detection under environmental condition
Will, transformer is using armature winding, the Multiple coil annular iron core construction of four secondary windings.The output of Signal-regulated kinase
The armature winding of transformer is signally attached to, so as to produce four groups of different voltages respectively on four groups of secondary windings of transformer
Pumping signal.This four groups different voltages, the pumping signals of different capacity connect four outputs of dpdt relay and touch respectively
Point, so selects the break-make of control relay by single-chip microcomputer, so that after the pumping signal for gating different winding outputs is applied to
Continuous clamp-type transmitting probe, so as to realize the functions such as power amplification, impedance conversion and load matched, power selection.
4. frequency and with humorous capacitance selection circuit：Frequency and the major function with humorous capacitance selection circuit are to ensure to excite letter
Number frequency and clamp-type transmitting probe resonant frequency it is consistent, make to be in series resonance shape with humorous electric capacity and transmitting coil
State, now resonant circuit impedance is minimum, and electric current is maximum, to improve electromagnetic conversion efficiency, reduces system power dissipation and realizes maximum work
Rate is launched.The capacitance of resonant capacitance by formula according to the frequency of pumping signal and the inductance value of clamp-type transmitting probe calculating and
Test determination, finally completes the gating of different excitation signal resonating at frequencies electric capacity using Single-chip Controlling relay, realizes
The load of sender unit is approximately purely resistive load, and impedance conversion and load matched are completed using power amplifier transformer, realizes
The resonance power transmission and transmitting of clamp-type transmitting probe.
5. touch display screen：The man-machine interface of sender unit uses technical grade serial ports resistive touch display screen, main
Controller and touch display screen use serial communication, and the display interface and layout and logic control function of intelligence are soft using bottom
Part exploitation and composition, signal tranmitting frequency and transmission power can directly be operated packaged in advance by user in touch display screen
Functionality controls realize.Added burden and speed bottle that master controller drives to Liquid Crystal Module interface so can be both reduced
Neck, can support touch screen operation again, easily realize visual dynamic interface.
(2) reception device is detected
Detection reception device include power transfer module, master controller, signal processing circuit and touch display screen and with
The clamp-type receiving transducer that the device is used cooperatively.Detection reception device uses lithium battery power supply, is converted through power transfer module
Various power supplys for needed for detection reception device；Master controller and signal processing circuit include master controller CPU and signal amplify,
The circuits such as bandpass filtering, sound and light alarm；Touch display screen uses resistive touch display screen, for showing framing signal, receiving
The intensity of signal and the degree of correlation with reception signal；Clamp-type receiving transducer is connected by cable with detection reception device.
The theory diagram for detecting reception device is as shown in Figure 3；
1. master controller：Detection reception device is using the scientific and technological STC15W4K of high speed, low-power consumption, superpower jamproof macrocrystalline
Used as control core, it has abundant internal resource and external interface circuit to single-chip microcomputer, including is internally integrated Special reset electricity
Road, 4 groups of High-speed Asynchronous Secial Communication interfaces of independence, 8 road 10-bit high speed A/D, 15 High-Accuracy PWMs of 6 passages are easy to implement
The control function of the external interface circuits such as power supply monitoring, programming amplifying control, the selection of bandpass filtering centre frequency and A/D conversions.
2. humorous and pre-amplification circuit is matched somebody with somebody：In Oil-Gas Gathering Transferring Pipeline coordinate detection system, because secondary field signal is relative
It is weaker, therefore the non-crystaline amorphous metal of high permeability is used as the magnetic core of the receiving coil of clamp-type receiving transducer.It is in addition raising
The recognition capability and positional accuracy of signal are received, using Single-chip Controlling CMOS way Analog Switchs, is formed and signal transmitting
The consistent frequency selection circuit of the exciting signal frequency of device, selection and receiving coil inductance value be adapted with humorous electric capacity, constitute LC
The frequency selection circuit of mode of resonance, farthest improves the reception utilization rate of useful signal, suppresses power supply noise and other interference letters
Number.Pre-amplification circuit uses low noise instrument amplifier INA118, and after LC frequency-selectings and amplifying, preamplification gain is reachable
20db。
3. programmable amplifying circuit：It is that suitable resolution ratio is obtained in whole measurement range, increases the measurement range of system,
System carries out further enhanced processing using programmable amplifier to signal.Binary channels voltage-controlled increasing of the programmable amplifier from low noise
Beneficial amplifier AD605 and 12 voltage output type digital analog converter TLV5618, the reference voltage of digital analog converter is+2.5V.It is single
Piece machine judges to receive the size of signal amplitude according to the result after A/D conversions, goes to control the output of digital analog converter TLV5618
Voltage, and then the size of voltage control Amplifier AD605 is controlled, so as to realize automatically adjusting for reception gain.
4. bandwidth-limited circuit：Due to being mingled with some noises unavoidably in the signal that receives, in order to filter these noises letter
Number, multifrequency point bandpass filtering is realized using MAX262 SCFs, to suppress the interference signal of remaining frequency.
Detection reception device, in order to realize the bandpass filtering of different center frequency point, system clock is obtained band logical by us by frequency dividing
The centre frequency of wave filter, while single-chip microcomputer sets the quality factor and wave filter work of SCF under program
Make mode, so as to realize double second order universal switch electric capacity active band-pass filters.
5. true effective value converting circuit.Signal after bandpass filtering is still AC signal, for ease of single-chip microcomputer analog-to-digital conversion,
This AC signal is converted into reflecting the direct current signal of its virtual value size using RMS conversion chip AD637.
6. touch display screen：The man-machine interface for detecting reception device uses technical grade serial ports resistive touch display screen, main
Controller and touch display screen use serial communication.User needs to select the frequency for receiving signal in touch display screen when in use
Rate, so receive signal size, receive signal intensity and with receive signal degree of correlation and dominant frequency can show in real time
Onto display screen, while also can be by the signal magnitude of tonal variations intuitively reflected measurement.Detection reception device is aobvious in addition
Electricity size can be intuitively shown in display screen, alarm and automatic shutdown can be sent when the low value to protection of electricity.
The nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system that the utility model is provided, oil is carried out using electromagnetic induction principle
Gas gathering line coordinate detection, is a kind of safety and nondestructive detection method.Detected object is the underground utilities with certain electric conductivity.
It uses special sender unit, is encouraged as primary by the use of the toroidal core and coil in clamp by clamp coupled method
Winding come formed around pipeline to be measured certain frequency electromagnetic field signal, this by AC signal produce alternating magnetic field exist
Pipeline produces induced electromotive force on direction, according to the electric conductivity and comprehensive impedance of pipeline, produces corresponding induced current, the sensing
Electric current excites secondary electromagnetic field around pipeline, the intensity of secondary electromagnetic field is so measured by detecting reception device and is divided
Cloth, so that it is determined that the route trend of pipeline to be measured, plan-position and buried depth.The characteristics of this method be Detection location high precision,
Strong antijamming capability, applied widely, detection range are remote, easily differentiate adjacent lines, and method of work is safe and reliable.
Meanwhile, detection reception device uses the non-crystaline amorphous metal of high permeability as the magnetic core of receiving coil, using with humorous electricity
Appearance technology, bandpass filtering frequency selection circuit drastically increases the recognition capability and positional accuracy for receiving signal.
The nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system that the utility model is provided, in Oil-Gas Gathering Transferring Pipeline cleaning, solution
Stifled etc. maintenance can accurately judge the pipeline rout position of existing Oil-Gas Gathering Transferring Pipeline with laying work, and can determine, marks
Surely source and the trend of a certain bar pipeline in a plurality of nearly spacing complex hydrocarbon gathering line are distinguished, to ensure to needing what is safeguarded
Gathering line carry out accurately safeguard construction, farthest ensure construction safety, prevent mistake construction bring environmental pollution,
The generation of the serious accidents such as personal equipment.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appending claims and its equivalent thereof.
Claims (10)
1. a kind of nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system, it is characterised in that received including sender unit, detection
Device, clamp-type transmitting probe and clamp-type receiving transducer；The control that clamp-type transmitting probe passes through cable and sender unit
Case processed is connected, and clamp-type receiving transducer is connected by cable with the control cabinet of detection reception device, and tested oil-gas pipeline penetrates folder
In jaw type transmitting probe and clamp-type receiving transducer.
2. nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system according to claim 1, it is characterised in that described signal
Emitter includes master controller；Interactive connection has signal generator, Signal-regulated kinase, power to put on described master controller
Big circuit, touch display screen and power transfer module, are also associated with frequency and with humorous capacitance selection circuit, frequency on master controller
And be also connected with clamp-type transmitting probe and power amplification circuit with humorous capacitance selection circuit, tested oil-gas pipeline penetrates clamp-type
Battery and charging control circuit are connected with transmitting probe, in power transfer module, it is defeated on battery and charging control circuit
Enter to have external communication 220V power supplys or directly use battery.
3. nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system according to claim 2, it is characterised in that described signal
Emitter also includes sound light alarming circuit, and sound light alarming circuit is connected with master controller.
4. the nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system according to Claims 2 or 3, it is characterised in that described
Using STC15W4K single-chip microcomputers as control core, STC15W4K single-chip microcomputers include being internally integrated reset circuit, 4 groups master controller
15 High-Accuracy PWMs of independent High-speed Asynchronous Secial Communication interface, 8 road 10-bit high speed A/D and 6 passages；Signal generator is
DDS signal generator；Signal-regulated kinase, the signal for signal generator to be exported carry out signal shaping, amplify, so as to
Power amplification circuit be adapted, power amplification circuit use transformer coupled formula power amplifier, transformer using a primary around
The Multiple coil annular iron core construction of group, four secondary windings；Frequency and with humorous capacitance selection circuit, for ensureing excitation signal
The resonant frequency of frequency and clamp-type transmitting probe is consistent, makes to be in series resonance state with humorous electric capacity and transmitting coil；Touch
Touch display screen resistive touch display screen.
5. nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system according to claim 4, it is characterised in that described DDS
Signal generator is programmable waveform generator AD9833.
6. the nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system according to claim 1 or 2 or 3, it is characterised in that described
Detection reception device include master controller；Interactive connection has power transfer module, signal processing circuit, touch on master controller
Display screen and acousto-optic indicating circuit；It is also associated with described master controller with humorous and pre-amplification circuit, with humorous and preceding storing
Big circuit is also connected with signal processing circuit, and lithium battery and charging control circuit are connected with power transfer module.
7. nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system according to claim 6, it is characterised in that described signal
Process circuit include true effective value converting circuit, bandwidth-limited circuit and programmable amplifying circuit, true effective value converting circuit with
A/D change-over circuits on master controller are connected, and bandwidth-limited circuit and programmable amplifying circuit are connected with master controller, with humorous and
Pre-amplification circuit is connected with programmable amplifying circuit.
8. nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system according to claim 7, it is characterised in that described master control
Using STC15W4K single-chip microcomputers as control core, STC15W4K single-chip microcomputers include being internally integrated reset circuit, 4 groups of independences device processed
High-speed Asynchronous Secial Communication interface, 8 road 10-bit high speed A/D, 15 High-Accuracy PWMs of 6 passages；Programmable amplifying circuit uses journey
Control amplifier；Bandwidth-limited circuit uses MAX262 SCFs；True effective value converting circuit is turned using real effective
Change chip AD637；Touch display screen is resistive touch display screen；Master controller and touch display screen use serial communication.
9. nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system according to claim 8, it is characterised in that described is program control
Amplifier uses binary channels voltage control Amplifier AD605 and 12 voltage output type digital analog converter TLV5618.
10. nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system according to claim 1, it is characterised in that described folder
Jaw type transmitting probe uses the non-crystaline amorphous metal of high permeability as the magnetic core of transmitting coil；Clamp-type receiving transducer uses magnetic conduction high
The non-crystaline amorphous metal of rate as receiving coil magnetic core；Wherein, magnetic core is toroidal core.
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| CN201621311955.XU CN206209126U (en) | 2016-12-01 | 2016-12-01 | A kind of nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system |
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| CN201621311955.XU CN206209126U (en) | 2016-12-01 | 2016-12-01 | A kind of nearly spacing Oil-Gas Gathering Transferring Pipeline coordinate detection system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345495A (en) * | 2019-08-08 | 2021-02-09 | 北京蓝星清洗有限公司 | Oil gas quality evaluation system |
| CN113281700A (en) * | 2021-04-20 | 2021-08-20 | 宜宾学院 | Wireless electromagnetic positioning system and method |
| CN114923031A (en) * | 2022-06-17 | 2022-08-19 | 中交第二航务工程局有限公司 | Trenchless detection method for ultra-buried depth complex pipeline in pipe jacking construction |
-
2016
- 2016-12-01 CN CN201621311955.XU patent/CN206209126U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345495A (en) * | 2019-08-08 | 2021-02-09 | 北京蓝星清洗有限公司 | Oil gas quality evaluation system |
| CN113281700A (en) * | 2021-04-20 | 2021-08-20 | 宜宾学院 | Wireless electromagnetic positioning system and method |
| CN113281700B (en) * | 2021-04-20 | 2023-10-31 | 宜宾学院 | Wireless electromagnetic positioning system and method |
| CN114923031A (en) * | 2022-06-17 | 2022-08-19 | 中交第二航务工程局有限公司 | Trenchless detection method for ultra-buried depth complex pipeline in pipe jacking construction |
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