CN204575874U - Instrument is searched in visual string distortion - Google Patents
Instrument is searched in visual string distortion Download PDFInfo
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- CN204575874U CN204575874U CN201520185125.6U CN201520185125U CN204575874U CN 204575874 U CN204575874 U CN 204575874U CN 201520185125 U CN201520185125 U CN 201520185125U CN 204575874 U CN204575874 U CN 204575874U
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Abstract
The utility model provides a kind of visual string distortion to search instrument, micro-signal is carried out amplitude gain and regulates amplification by its gain driving circuit, electric signal conversion is become mechanical oscillation signal by excitation system, drive shaking platform, standard wave detector and wave detector rigidity to be measured are coupling on this shaking platform by double-sensing signaling interface, the mechanical signal of this shaking platform is converted to electric signal by standard wave detector and wave detector to be measured, the electric signal waveform that standard wave detector and wave detector two sensors to be measured produce is sampled by data acquisition by digital signal acquiring circuit, convert simulating signal to digital signal, digital signal processes by computer digit processes and displays system, so that the standard collected wave detector and wave detector analog electrical signal waveform to be measured are shown in digital form.It is high that instrument measuring accuracy is searched in this visual string distortion, and test index is reliable, and visual, and a difficult problem is searched in the distortion solved in string maintenance process.
Description
Technical field
The utility model relates to geophysical survey utility appliance instrument, particularly visual field seismometer string distortion measurement instrument.
Background technology
Wave detector is the chief component of seismic instrument uphole equipment, in oil seismic exploration, have vital role, its performance direct relation field acquisition quality.Along with increasing of surveying tasks, input amount is increasing, and maintenance quantity also increases thereupon.It is by applying pumping signal to string input end that instrument is searched in the string distortion used in wave detector maintenance at present, judged by sensation movement Vibration Condition in test process, because signal is directly inputted to detector core body, the easy situation occurring damage wave detector, and go the quality judging wave detector by rule of thumb, also the inaccurate phenomenon of test easily occurs.There is no a kind of testing apparatus directly judging geophone distortion by visual pattern in the market, develop visual string distortion and search instrument, the quality of movement distortion index can be observed intuitively, efficiently, improve Detection accuracy, overcome low, the fragile movement of existing tester efficiency and produce the phenomenon judged by accident and cause movement to waste, thoroughly can solve the problem that the test of maintenance geophone distortion is difficult at present.We have invented a kind of visual string distortion newly for this reason and search instrument, solve above technical matters.
Utility model content
The purpose of this utility model be to provide a kind of can intuitively, the quality of fast decision movement distortion, instrument is searched in the visual string distortion that simultaneously improve Detection accuracy.
The purpose of this utility model realizes by following technical measures: instrument is searched in visual string distortion, this visual string distortion is searched instrument and is comprised signal source, gain driving circuit, excitation system, double-sensing signaling interface, digital signal acquiring circuit and computer digit processes and displays system, this gain driving circuit is connected to this signal source, and the micro-signal this signal source transmitted carries out amplitude gain adjustment amplification, this excitation system is connected to this gain driving circuit, the electric signal conversion inputted by this gain driving circuit becomes mechanical oscillation signal, drive the shaking platform on this excitation system, this double-sensing signaling interface is coupling on this shaking platform, and standard wave detector and wave detector rigidity to be measured are coupling on this shaking platform, during the vibration of this shaking platform, the mechanical signal of this shaking platform is converted to electric signal by standard wave detector and wave detector to be measured, this digital signal acquiring circuit is connected to this double-sensing signaling interface, the electric signal waveform that standard wave detector and wave detector two sensors to be measured produce is sampled by data acquisition, simulating signal is converted to digital data transmission to this computer digit processes and displays system, this computer digit processes and displays system is connected to this digital signal acquiring circuit, the digital signal that this digital signal acquiring circuit transmits is processed, so that the standard collected wave detector and wave detector analog electrical signal waveform to be measured are presented in this computer digit processes and displays system in digital form.
The purpose of this utility model also realizes by following technical measures:
This signal source comprises micro-process controllable signal source and pulse positive signal generator, this micro-process controllable signal source produces the reference excitation signal of different frequency, different duty, and this pulse positive signal generator produces the pumping signal of different frequency, different duty.
This gain driving circuit carries out power amplification to micro-signal, to meet the demand of this excitation system.
This visual string distortion is searched instrument and is also comprised analog signal processing display circuit, this analog signal processing display circuit is connected to this double-sensing signaling interface, will under same amplitude-frequency signal excitation, the waveform that standard wave detector and wave detector to be measured produce is simultaneously displayed on same screen, carries out the contrast directly perceived of analog waveform.
This analog signal processing display circuit has USB interface, so that waveform is carried out exterior storage.
This visual string distortion is searched instrument and is also comprised AC/DC and DC/DC change-over circuit, this AC/DC and DC/DC change-over circuit is connected to this signal source, this gain driving circuit, this excitation system, this double-sensing signaling interface, this digital signal acquiring circuit, this computer digit processes and displays system and this analog signal processing display circuit, for foregoing circuit provides different operating voltage.
Instrument is searched in visual string distortion in the utility model, and visual geophone distortion is searched instrument exciting signal source and taked embedded microprocessing, realizes the excited vibration of standard signal, solves the easy problem of dtmf distortion DTMF in testing source source; Take gain driving and output attenuatoin controlling technology, according to wave detector frequency characteristic, change signal source dutycycle and amplitude, solve different model Seismic Detector problem, realize signal source testing requirement under same amplitude versus frequency characte; Adopt the excitation of wave detector sensor external, screen display mode carries out comparison of wave shape, reaches convenient test, accurate quick; Test data is also transferred to computer acquisition record by data collecting card, realizes data analysis.This visual string distortion is searched instrument price and is estimated in 40,000 yuan, every platform visualized distortion is searched instrument and is estimated to test more than wave detector 80 string every day, both improve overhaul efficiency, carry again and ensure that Detection job, there is good economic benefit and social benefit, sum up visual excitation type string distortion detection method simultaneously, form the distortion of a set of maintenance string and search flow process and application.
Accompanying drawing explanation
Fig. 1 is the structural drawing that a specific embodiment of instrument is searched in visual string distortion of the present utility model.
Embodiment
For making above and other object of the present utility model, feature and advantage can become apparent, cited below particularly go out preferred embodiment, and coordinate shown in accompanying drawing, be described in detail below.
As shown in Figure 1, Fig. 1 is the structural drawing that instrument is searched in visual string distortion of the present utility model.This visual string distortion is searched instrument and is made up of micro-process controllable signal source 1, pulse positive signal generator 2, gain driving circuit 3, excitation system 4, double-sensing signaling interface 5, digital signal acquiring circuit 6, computer digit processes and displays system 7, analog signal processing display circuit 8, AC/DC and DC/DC change-over circuit 9.
Micro-process controllable signal source 1, according to different testing requirements, produces the reference excitation signal of different frequency, different duty, realizes the excited vibration of standard signal.
Pulse positive signal generator 2 produces the pumping signal of different frequency, different duty, realizes the excited vibration of single pulse signal.
Gain driving circuit 3 is connected to this micro-process controllable signal source 1 and this pulse positive signal generator 2, to the micro-signal that micro-process controllable signal source 1 and pulse positive signal generator 2 produce, carry out amplitude gain and regulate amplification, signal amplitude can regulate according to the actual requirements, gain driving circuit 3 carries out power amplification to signal simultaneously, to meet the demand of excitation system 4.
Excitation system 4 is connected to gain driving circuit 3, by the electric signal that gain driving circuit 3 inputs, by excitation system 4, electromagnetic signal conversion is become the mechanical oscillation signal of rule, drives the shaking platform be connected on excitation system 4.Shaking platform is a part for excitation system 4.
Double-sensing signaling interface 5 is coupling on the shaking platform of excitation system 4, can standard wave detector and wave detector rigidity to be measured be coupling on the shaking platform of excitation system 4, during shaking platform vibration, the shaking platform mechanical signal of excitation system 4 is converted to electric signal by standard wave detector and wave detector to be measured, exports signal digital signal acquisition circuit 6 and analog signal processing display circuit 8 to simultaneously.
Digital signal acquiring circuit 6 is connected to double-sensing signaling interface 5, the electric signal waveform that standard wave detector and wave detector two sensors to be measured produce is sampled by data acquisition, simulating signal is converted to digital data transmission to computer digit processes and displays system 7.
Computer digit processes and displays system 7 is connected to digital signal acquiring circuit 6, the record data collected are transferred to computing machine by digital signal acquiring circuit 6, utilize software processing, analysis, contrast, the standard wave detector that collects of double-sensing signaling interface 5 and wave detector analog electrical signal waveform to be measured are presented in computer digit processes and displays system 7 in digital form the most at last.
Analog signal processing display circuit 8 is connected to double-sensing signaling interface 5, will under same amplitude-frequency signal excitation, and the waveform that standard wave detector and wave detector to be measured produce is simultaneously displayed on same screen, carries out the contrast directly perceived of analog waveform.Analog signal processing display circuit 8 has USB interface, and waveform can with USB flash disk mode exterior storage.
AC/DC with DC/DC change-over circuit 9 is connected with micro-process controllable signal source 1, pulse positive signal generator 2, gain driving circuit 3, excitation system 4, double-sensing signaling interface 5, digital signal acquiring circuit 6, computer digit processes and displays system 7, analog signal processing display circuit 8, for foregoing circuit provides different operating voltage.
Visual string distortion of the present utility model searches instrument according to different testing requirements, can select the pumping signal being produced different frequency, different duty by micro-process controllable signal source 1 or pulse positive signal generator 2; Select can test geophone distortion, amplitude versus frequency characte, maximum output waveform voltage magnitude etc. during micro-process controllable signal source 1; Strobe pulse positive signal generator 2 can test the coupling and signal attenuation analysis etc. of wave detector.Through gain driving circuit 3, signal amplitude can be carried out amplitude gain according to the actual requirements and be regulated amplification; Electric signal after amplification to be shaken signal by the machinery that conversion after excitation system 4 becomes rule.During shaking platform vibration, the standard wave detector that double-sensing signaling interface 5 is coupled and wave detector to be measured, be converted to electric signal and export digital signal acquiring circuit 6 and analog signal processing display circuit 8 to by mechanical oscillation signal.The waveform that two groups of wave detectors produce is sampled by data acquisition by digital signal acquiring circuit 6 circuit, simulating signal is converted to digital data transmission to computer digit processes and displays system 7, utilize software process, analysis, contrast, net result is shown by the form of computer digit processes and displays system 7.The waveform that two sensors produces, under same amplitude-frequency signal, is presented on screen, and carries out the contrast directly perceived of analog waveform by analog signal processing display circuit 8.AC/DC and DC/DC change-over circuit 9 provides different supply voltages for above all circuit.
Claims (6)
1. instrument is searched in visual string distortion, it is characterized in that, this visual string distortion is searched instrument and is comprised signal source, gain driving circuit, excitation system, double-sensing signaling interface, digital signal acquiring circuit and computer digit processes and displays system, this gain driving circuit is connected to this signal source, and the micro-signal this signal source transmitted carries out amplitude gain adjustment amplification, this excitation system is connected to this gain driving circuit, the electric signal conversion inputted by this gain driving circuit becomes mechanical oscillation signal, drive the shaking platform on this excitation system, this double-sensing signaling interface is coupling on this shaking platform, and standard wave detector and wave detector rigidity to be measured are coupling on this shaking platform, during the vibration of this shaking platform, the mechanical signal of this shaking platform is converted to electric signal by standard wave detector and wave detector to be measured, this digital signal acquiring circuit is connected to this double-sensing signaling interface, the electric signal waveform that standard wave detector and wave detector two sensors to be measured produce is sampled by data acquisition, simulating signal is converted to digital data transmission to this computer digit processes and displays system, this computer digit processes and displays system is connected to this digital signal acquiring circuit, the digital signal that this digital signal acquiring circuit transmits is processed, so that the standard collected wave detector and wave detector analog electrical signal waveform to be measured are presented in this computer digit processes and displays system in digital form.
2. instrument is searched in visual string distortion according to claim 1, it is characterized in that, this signal source comprises micro-process controllable signal source and pulse positive signal generator, this micro-process controllable signal source produces the reference excitation signal of different frequency, different duty, and this pulse positive signal generator produces the pumping signal of different frequency, different duty.
3. instrument is searched in visual string distortion according to claim 1, and it is characterized in that, this gain driving circuit carries out power amplification to micro-signal, to meet the demand of this excitation system.
4. instrument is searched in visual string distortion according to claim 1, it is characterized in that, this visual string distortion is searched instrument and is also comprised analog signal processing display circuit, this analog signal processing display circuit is connected to this double-sensing signaling interface, will under same amplitude-frequency signal excitation, the waveform that standard wave detector and wave detector to be measured produce is simultaneously displayed on same screen, carries out the contrast directly perceived of analog waveform.
5. instrument is searched in visual string distortion according to claim 4, and it is characterized in that, this analog signal processing display circuit has USB interface, so that waveform is carried out exterior storage.
6. instrument is searched in visual string distortion according to claim 4, it is characterized in that, this visual string distortion is searched instrument and is also comprised AC/DC and DC/DC change-over circuit, this AC/DC and DC/DC change-over circuit is connected to this signal source, this gain driving circuit, this excitation system, this double-sensing signaling interface, this digital signal acquiring circuit, this computer digit processes and displays system and this analog signal processing display circuit, for foregoing circuit provides different operating voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520185125.6U CN204575874U (en) | 2015-03-30 | 2015-03-30 | Instrument is searched in visual string distortion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520185125.6U CN204575874U (en) | 2015-03-30 | 2015-03-30 | Instrument is searched in visual string distortion |
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| Publication Number | Publication Date |
|---|---|
| CN204575874U true CN204575874U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520185125.6U Expired - Fee Related CN204575874U (en) | 2015-03-30 | 2015-03-30 | Instrument is searched in visual string distortion |
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| CN (1) | CN204575874U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007370A (en) * | 2019-04-13 | 2019-07-12 | 胜利油田新胜石油物探技术服务有限责任公司 | A kind of general Seismic Detector system and its control method |
| CN111505735A (en) * | 2020-04-22 | 2020-08-07 | 北京港震科技股份有限公司 | Parameter measurement method, device and system of seismic observation instrument |
-
2015
- 2015-03-30 CN CN201520185125.6U patent/CN204575874U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007370A (en) * | 2019-04-13 | 2019-07-12 | 胜利油田新胜石油物探技术服务有限责任公司 | A kind of general Seismic Detector system and its control method |
| CN111505735A (en) * | 2020-04-22 | 2020-08-07 | 北京港震科技股份有限公司 | Parameter measurement method, device and system of seismic observation instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20160330 |