CN2328009Y - Detector for hidden troubles of dam - Google Patents
Detector for hidden troubles of dam Download PDFInfo
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- CN2328009Y CN2328009Y CN 97228830 CN97228830U CN2328009Y CN 2328009 Y CN2328009 Y CN 2328009Y CN 97228830 CN97228830 CN 97228830 CN 97228830 U CN97228830 U CN 97228830U CN 2328009 Y CN2328009 Y CN 2328009Y
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- 238000001514 detection method Methods 0.000 claims abstract description 40
- 238000005259 measurement Methods 0.000 claims abstract description 22
- 239000012528 membrane Substances 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims description 7
- 230000005669 field effect Effects 0.000 claims description 4
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- 230000001360 synchronised effect Effects 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 238000011835 investigation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000013517 stratification Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000010287 polarization Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000003325 tomography Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- IYLGZMTXKJYONK-ACLXAEORSA-N (12s,15r)-15-hydroxy-11,16-dioxo-15,20-dihydrosenecionan-12-yl acetate Chemical compound O1C(=O)[C@](CC)(O)C[C@@H](C)[C@](C)(OC(C)=O)C(=O)OCC2=CCN3[C@H]2[C@H]1CC3 IYLGZMTXKJYONK-ACLXAEORSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- IYLGZMTXKJYONK-UHFFFAOYSA-N ruwenine Natural products O1C(=O)C(CC)(O)CC(C)C(C)(OC(C)=O)C(=O)OCC2=CCN3C2C1CC3 IYLGZMTXKJYONK-UHFFFAOYSA-N 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
A detector for hidden troubles of dam is composed of casing, panel, LCD screen, membrane keyboard, program controlled switch circuit board consisting of electronic analog switch circuit and constant current control circuit, microcomputer circuit board, data circuit board consisting of preamplifier, channel switch, low-pass filter and program controlled amplifier circuit consisting of analog switch and operational amplifier, and power supply circuit board. The detector is widely applicable to general investigation of river reservoir dam engineering, hidden danger and leak detection thereof and geological exploration. The method can quickly detect the dam leak, and has high measurement precision and resolution and simple and convenient operation.
Description
The utility model relates to a kind of water conservancy projects detection instrument, more particularly, relates to a kind of detection instrument for hidden peril in dyke.
Mostly existing detection instrument for hidden peril in dyke is conventional electric logging device, though also can obtain result of detection to a certain extent, has many problems, low as measuring accuracy.When the measurement primary field, need problems such as wait is electric certainly stablizes with polarization, and very difficult stablizing also can appear at same measurement point duplicate measurements sometimes in actual measurement, and the difference as a result that obtains is excessive.When measuring secondary field, only characterize the attenuation characteristic of secondary fields with several integrated values, integration window is fixed, and the attenuation of secondary field changes with the difference of medium, so and actual conditions have greater difference.In addition, can exist and only adapt to static measurement, the incompatibility kinetic measurement, can not be fast image data in large quantities, problem such as interference free performance is poor, and sensitivity and resolution are not high, and automaticity is low, and complex operation and recording mode are not good.The needs that can not adapt to the hydraulic engineering modernization construction.
The purpose of this utility model provides a kind of measuring accuracy height, resolution height, fast, the intelligentized detection instrument for hidden peril in dyke of measuring speed.
The purpose of this utility model is achieved in that the design feature of detection instrument for hidden peril in dyke is:
(1) fuselage is made up of casing 13, panel 19, casing 13 is common rectangular parallelepiped, be panel 19 above, LCD LCDs 1 and membrane keyboard 2 are installed on the panel 19, synchronous socket 3 also is installed, high direct voltage feeder ear 4, power supply output terminal 5, continuous depth measurement power supply output terminal 6, continuous depth measurement power supply output terminal 7, measured signal input end 8, charging input socket 9, charging indicator light 10, socket communication 11, power switch 12 on the panel 19.
(2) casing inside is equipped with program-controlled switching circuit plate 15, microcomputer circuit plate 16 and data circuit plate 17 and power supply circuit board 18.
(3) program-controlled switching circuit plate 15 is multi-channel electrode power supplies, total AB, A1B1, A2B2 ... nine pairs of electrodes of A8B8, this nine couples power supply passage is made up of electronic analog switch circuit, constant-current control circuit, described electronic analog switch circuit by VMOS field effect transistor M1, M2 ... M5 forms, the VMOS pipe drives by the isolated drive circuit that triode T1, T2, T3 and transformer B1, B2, B3 form, and constant-current control circuit also is to realize by VMOS pipe M6.
(4) described data circuit plate 17 is provided with pre-amplifier N1, N2, to detecting voltage is to amplify by pre-amplifier N1, to detecting electric current is to amplify by pre-amplifier N2, its output is by voltage and current channel change-over switch N4, the anti-jamming circuit of forming through 50 hertz of trapper N6 and low-pass filter N8 again, enter the programmable amplifying circuit of forming by analog switch N5 and operational amplifier N7, its output signal is through absolute value circuit N10 and cell measurement circuit and channel measurement change-over switch N9, enter analog to digital converter N11, in addition, also have the self-adaptation dynamics compensation circuits that constitutes by N1 and N3 with spontaneous potential " push away " from circuit.
What (5) described microcomputer circuit plate 16 adopted routine is CPU with the single card microcomputer, is the microprocessor of output with the LCDs.
In order to be illustrated more clearly in detection instrument for hidden peril in dyke of the present utility model, its architectural feature is described in detail below in conjunction with accompanying drawing.
Fig. 1 is a detection instrument for hidden peril in dyke panel synoptic diagram.
Fig. 2 looks the A-A diagrammatic cross-section for the detection instrument for hidden peril in dyke right side.
Fig. 3 is the detection instrument for hidden peril in dyke schematic perspective view.
Fig. 4 is a detection instrument for hidden peril in dyke continuous stratification electric sounding profile survey method wiring synoptic diagram.
Fig. 5 is the structured flowchart of detection instrument for hidden peril in dyke.
Fig. 6 is the circuit diagram of program-controlled switching circuit plate.
Fig. 7 is the circuit diagram of data circuit plate.
Fig. 8 is the circuit diagram of microcomputer circuit plate.
By Fig. 1,3 as can be known, the detection instrument for hidden peril in dyke panel is provided with the LCD LCDs 1 that the observation test situation is used, 4 * 4 membrane keyboards 2, wherein (0)-(9) and decimal key are numerical key, (Y) key is an acknowledgement key, (N) key is a cancel key, and (S) key is the record key, and (RT) key is the hard reset key.
By Fig. 2,4 as can be known fuselage the casing 13 of a rectangular parallelepiped is arranged, panel 19 is buckled in forms casing on the casing, be provided with frame 14 in the casing 13, and on four circuit boards, they are respectively program-controlled switching circuit plate 15, microcomputer circuit plate 16, data circuit plate 17 and power supply circuit board 18.
In order to install, to overhaul conveniently, frame 14 is made plate frame structure, two parallel vertical plate 14-2 are fixedly connected into square sheet frame up and down abreast with two transverse plate 14-1, make groove 14-3 in transverse plate 14-1 inwall correspondence up and down then, the program-controlled switching circuit plate 15 in the instrument, microcomputer circuit plate 16, data circuit plate 17 are inserted corresponding groove 14-3 respectively.As the design in the accompanying drawing 2 is to make three couples of corresponding groove 14-3 on corresponding up and down transverse plate 14-1, the program-controlled switching circuit plate 15 that detection instrument is used, microcomputer circuit plate 16, data circuit plate 17 inserts respectively among the groove 14-3, power supply circuit board 18 is fixed by bolts on the sidewall of vertical plate 14-2, install and the maintenance circuit board for convenient, the upper end of vertical plate 14-2 is fixed on the inwall of panel 19, so that the heart yearn of socket is connected with program-controlled electronic switch module input end on the program-controlled switching circuit plate 15 on each wiring board, "+" utmost point of high direct voltage feeder ear 4 connects with input end on the program-controlled switching circuit plate 15, "-" utmost point of high direct voltage feeder ear 4 connects with another input end on the program-controlled switching circuit plate 15, " A " of power supply output terminal 5 connects with the sample resistance on the program-controlled switching circuit plate 15, M in the measured signal input end 8, N connects with data circuit plate 17 respectively, charging input socket 9 connects with power supply circuit board 18, socket communication 11 respectively with microcomputer circuit plate 16 on input, output and ground connect, and each key on LCD LCDs 1 and the membrane keyboard 2 links to each other with counter element on the microcomputer circuit plate 16 respectively.
Referring to Fig. 5 and 6, program-controlled switching circuit plate 15 is made up of following elements, model is that Q3:C and two Sheffer stroke gates of Q3:D among the Q3 of 74HCOO are formed oscillator, pulse signal is exported to Q1:A among Q1 that model is 74HC08 and the Q2, Q1B and Q2:A, Q2:B, at nine and door, each controls triode T1 again respectively with door, T2, nine triodes of T9, triode is again by nine transformer B1, B2, B9 and corresponding rectification circuit are formed isolated drive circuit, driving is by M1, M2, M3, the electronic analog swtich that VMOS such as M4 and M5 field effect transistor is formed, the DC voltage of battery or high pressure generator input is distributed single channel electrodes of A B, or multiple-way supply electrode A 1B1, A2B2, A3B3 ... A8B8, totally eight the tunnel.In addition, in program-controlled switching circuit plate 15, also has the constant-current circuit of forming by VMOS field effect transistor M6 and voltage stabilizing diode Z1 and Z2 and resistance R 25, R26 and R27, to constant artificial detection electric field of transmitting electrode.
As shown in Figure 7; data circuit plate 17 composed as follows; concerning the voltage input; by diode D1; D4; D7; D8 and voltage stabilizing diode D2 and D3 form input voltage protection circuit; input voltage is defeated by voltage and current channel change-over switch N4 after the pre-amplification of pre-amplifier N1; the anti-jamming circuit of forming through 50 hertz of trapper N6 and low-pass filter N8 again; enter by analog switch N5; resistance R 14; R15; R16 ... the resistor network that R22 forms; with the programmable amplifier of forming by operational amplifier N7; the bipolar signal of amplifier output is become unipolar signal through the absolute value circuit of operational amplifier N10; change-over switch N9 through battery measurement and channel measurement; be defeated by analog to digital converter N11 and change, its digital signal then is defeated by microprocessor and is handled.
In data circuit plate 17, also have the self-adaptation dynamics compensation circuits of forming by N1 and N3, this circuit is used for spontaneous potential " is pushed away ", makes N1 be output as zero, eliminates from electrical interference with this, and just so-called top is from circuit.
In data circuit plate 17, the used model of each device is a pre-amplifier, and the model of N1 is AD620, and the model of N2 is AD202.Analog switch, the model of N4, N9 are ADG411, and the model of N5 is ADG502.The model of operational amplifier N3 and N8 is AD711, and the model of N6 and N10 is AD290, and the model of N7 is AD625.The model of analog to digital converter N11 is AD1674.
Fig. 8 is the circuit diagram of microcomputer circuit plate 16.By model is that 8751 conventional single-chip microcomputer is made CPU, being equipped with model again is the latch D2 of 74HC373, model is the D15 of 74HC374, D16 and D18, model is the program storage D4 of 27C512, with model be the data-carrier store D6 of DS1230, D7, and other circuit, as model is the communication interface D3 of MAX202, model is the logical circuit D5 of GAL16V8, model is the impact damper D14 of 74HC138, with model be the triple gate D19 of 74HC125, with model as output be that the LCDs D8 of E1330FBA and the model that matches with it are the microprocessor that 62256 storer D9 is formed.
Power supply circuit board 18 can adopt existing power supply circuit board.
Detection instrument for hidden peril in dyke of the present utility model is owing to adopted the program-controlled switching circuit plate of hyperchannel power supply, data circuit plate with the synchronizing sequence sampling, under the control of program, can realize the continuous stratification detection, be convenient to tested section is carried out rapid data collection, and, help investigating thoroughly dam hidden danger or geologic anomaly distribution situation by special-purpose microprocessor generation apparent resistivity sectional contour line figure, GTG figure, resistivity tomography figure etc.Cloth utmost point mode is flexible, can adopt the equidistant split pole that concerns, also can adopt the logarithmic relationship split pole.
Advantage of the present utility model is a lot, and is both targeted to detection of hidden troubles in dams, keeps and improved the performance and the technical indicator of usual electricity instrument again.Its continuous stratification electric sounding profile survey; Quick detection dykes and dams leak is set up stabilized uniform and is surveyed electric field, and functions such as some survey or scan mode measurement spontaneous potential are detection instrument of the present utility model and create.Advanced novel design also makes this Instrument measuring precision height, and resolution height, speed are fast, intelligent, so it is again a kind of electric method meter of excellent performance, can do to comprise that the various usual electricities of induced polarization method measure.This detection instrument adopts large screen display, has character reminding, man-machine conversation, shows measurement data and curve in real time, data storage, data query, with function such as PC communication.All functions are finished by built-in microcomputer automatic control.
This detection instrument is widely used in the engineering generaI investigation of rivers reservoir dam and hidden danger and vulnerability detection, and the ore deposit is looked in water detection, and railroad bridge, structure foundation are detected, various engineerings and geologic prospectings such as ruins archaeology.
Detection instrument of the present utility model does not need utility appliance, gets final product the profile survey of continuous stratification electric sounding, is convenient to detailed survey dam hidden danger or geologic anomaly distribution situation, energy quick detection dykes and dams leak, and the stable and uniform electric field is powered, is set up in constant current.The influence of quantization error has been eliminated from electric mode in unique top, and the top is effective from electricity, time response is fast, has improved the measurement degree, the two-forty sampling, digitized processing, eliminated interference better, further improved measuring accuracy, the resolution height, can accurately offer an explanation the feeble signal of 1 μ V, complete machine does not have the zero interference of wafing of passage, and intelligent degree height is easy and simple to handle.This detection instrument can be joined the special purpose computer interpretation software, can generate various corresponding section curve figure, apparent resistivity section isoline figure rapidly, and result such as resistivity tomography.
Claims (10)
1, a kind of detection instrument for hidden peril in dyke, by casing, panel, and a plurality of circuit boards form, it is characterized in that:
1. fuselage is made up of casing (13), panel (19), casing (13) is common rectangular parallelepiped, be panel (19) above, LCD LCDs (1) and membrane keyboard (2) are installed on the panel (19), synchronous socket (3), high direct voltage feeder ear (4), power supply output terminal (5), continuous depth measurement power supply output terminal (6), continuous depth measurement power supply output terminal (7), measured signal input end (8), charging input socket (9), charging indicator light (10), socket communication (11), power switch (12) also are installed on the panel (19);
2. casing inside is equipped with program-controlled switching circuit plate (15), microcomputer circuit plate (16) and data circuit plate (17) and power supply circuit board (18);
3. program-controlled switching circuit plate (15) is the multi-channel electrode power supply, total AB, A1B1, A2B2 ... nine pairs of electrodes of A8B8, this nine couples power supply passage is made up of electronic analog switch circuit, constant-current control circuit, described electronic analog switch circuit by VMOS field effect transistor M1, M2 ... M5 forms, the VMOS pipe drives by the isolated drive circuit that triode T1, T2, T3 and transformer B1, B2, B3 form, and constant-current control circuit also is to realize by VMOS pipe M6;
4. described data circuit plate (17) is provided with pre-amplifier N1, N2, to detecting voltage is to amplify by pre-amplifier N1, to detecting electric current is to amplify by pre-amplifier N2, its output is by voltage and current channel change-over switch N4, the anti-jamming circuit of forming through 50 hertz of trapper N6 and low-pass filter N8 again, enter the programmable amplifying circuit of forming by analog switch N5 and operational amplifier N7, its output signal enters analog to digital converter N11 through absolute value circuit N10 and cell measurement circuit and channel measurement change-over switch N9;
What 5. described microcomputer circuit plate (16) adopted routine is CPU with the single card microcomputer, is the microprocessor of output with the LCDs.
2, detection instrument for hidden peril in dyke as claimed in claim 1, it is characterized in that "+" utmost point of high direct voltage feeder ear (4) connects with input end on the program-controlled switching circuit plate (15), "-" utmost point of high direct voltage feeder ear (4) connects with another input end on the program-controlled switching circuit plate (15), " A " of power supply output terminal (5) connects with the sample resistance on the program-controlled switching circuit plate (15), M in the measured signal input end (8), N connects with data circuit plate (17) respectively, charging input socket (9) connects with power supply circuit board (18), socket communication (11) respectively with microcomputer circuit plate (16) on input, output and ground connect, and each key on LCD LCDs (1) and the membrane keyboard (2) links to each other with counter element on the microcomputer circuit plate (16) respectively.
3, detection instrument for hidden peril in dyke as claimed in claim 1 is characterized in that being provided with in the casing (13) frame (14), and program-controlled switching circuit plate (15), microcomputer circuit plate (16), data circuit plate (17) and power supply circuit board (18) are arranged on the frame.
4, detection instrument for hidden peril in dyke as claimed in claim 1, it is characterized in that the self-adaptation dynamics compensation circuits that constitutes by N1 and N3 with spontaneous potential " push away " from circuit.
5, detection instrument for hidden peril in dyke as claimed in claim 1 is characterized in that pre-amplifier, and the model of N1 is AD620, and the model of N2 is AD202.
6, detection instrument for hidden peril in dyke as claimed in claim 1 is characterized in that analog switch, and the model of N4, N9 is ADG411, and the model of N5 is ADG502.
7, detection instrument for hidden peril in dyke as claimed in claim 1, the model that it is characterized in that operational amplifier N3 and N8 is AD711, and the model of N6 and N10 is AD290, and the model of N7 is AD625.
8, detection instrument for hidden peril in dyke as claimed in claim 1, the model that it is characterized in that analog to digital converter N11 is AD1674.
9,, it is characterized in that with model being that 8751 conventional single-chip microcomputer is made CPU as the claim 1 tin detection instrument for hidden peril in dyke of stating.
10, detection instrument for hidden peril in dyke as claimed in claim 1 is characterized in that power supply circuit board (18) adopts existing power supply circuit board.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 97228830 CN2328009Y (en) | 1997-12-04 | 1997-12-04 | Detector for hidden troubles of dam |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 97228830 CN2328009Y (en) | 1997-12-04 | 1997-12-04 | Detector for hidden troubles of dam |
Publications (1)
Publication Number | Publication Date |
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CN2328009Y true CN2328009Y (en) | 1999-07-07 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 97228830 Expired - Fee Related CN2328009Y (en) | 1997-12-04 | 1997-12-04 | Detector for hidden troubles of dam |
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CN (1) | CN2328009Y (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100434915C (en) * | 2004-05-28 | 2008-11-19 | 哈尔滨工程大学 | Dam latent danger detecting underwater robot system and detecting method |
-
1997
- 1997-12-04 CN CN 97228830 patent/CN2328009Y/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100434915C (en) * | 2004-05-28 | 2008-11-19 | 哈尔滨工程大学 | Dam latent danger detecting underwater robot system and detecting method |
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