CN105866247A - Device and method for detecting sticking compactness of steel plate - Google Patents
Device and method for detecting sticking compactness of steel plate Download PDFInfo
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- CN105866247A CN105866247A CN201610240799.0A CN201610240799A CN105866247A CN 105866247 A CN105866247 A CN 105866247A CN 201610240799 A CN201610240799 A CN 201610240799A CN 105866247 A CN105866247 A CN 105866247A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
Abstract
The invention provides a device and method for detecting sticking compactness of a steel plate. The device comprises a plurality of transmitting transducers used for transmitting ultrasonic waves, a plurality of receiving transducers used for receiving ultrasonic waves, a scanning device and a data processing system, wherein the transmitting transducers, the receiving transducers and the data processing system are sequentially connected, the scanning device is connected with the data processing system in parallel, and the data processing system comprises an amplifier used for amplifying signals received by the receiving transducers and an oscilloscope used for graphic display of data. By the adoption of the device and method, components are not damaged, detection is reliable, work load is small, working efficiency is high, and vacancy degree can be detected qualitatively and quantitatively.
Description
Technical field
The present invention relates to civil construction project field, be specifically related to a kind of steel sticking compactness detection device and side
Method.
Background technology
Steel-bonded reinforcement is also known as affixing steel plate reinforcement, is that steel plate uses high performance epoxies adhesive bond in mixed
The surface of solidifying soil component, makes steel plate and concrete form unified entirety, and the tensile strength utilizing steel plate good reaches
To strengthening component load-bearing ability and the purpose of rigidity, bridge, house etc. can be reinforced.Therefore steel plate
Sticking Quality directly affects the performance of consolidation effect, thus the detection to its sticking Quality is most important.
Below for conventional detection method:
Bore extracting core process, is specially and concrete randomly selects certain test point perforate, extracts concrete core sample inspection
Survey, thus sticking Quality is judged, but component itself can be caused damage by this method；
Artificial hammering method, is specially and manually taps steel plate, judge whether to come to nothing and substantially judge from its sounding situation
Coming to nothing degree, this method is only capable of the bonding situation qualitatively judging steel plate with concrete, it is impossible to accurately judge steel sticking
The degree come to nothing.
Damaging detection method in above method can cause damage, a lot of occasions to use to concrete.Artificial percussion
Nondestructive determination affected by experience and the subjective consciousness of operator, testing result is the most objective, accurate.
Through retrieval, Application No. 201310656933.1, entitled " a kind of steel pipe void ultrasonic on-line checking system
System " patent application disclose following technical scheme:
" the 1. ultrasonic on-line detecting system of steel pipe void, it is characterised in that: include existing for detecting steel pipe
The detection device (1) of the data message sending sound of steel pipe when being tapped, described detection device (1) will inspection
The data message output measured is to data processing unit (2), and described data processing unit (2) receives detection dress
When putting the sound (1) transmitted, the velocity of sound, amplitude, frequency and waveform parameter information, and by above-mentioned information
Reason, calculating, it is judged that the concrete uniformity in this steel pipe is the best.
The most according to claim 1, a kind of ultrasonic on-line detecting system of steel pipe void, be further characterized in that:
Described data processing unit (2) include value information during the sound for storing standardization steel pipe storage module (21),
Value information when the sound connecing the standardization steel pipe that collecting/storing module (21) transmits, and to be measured be newly received
The detection information of steel pipe compares, it is judged that the diagnostic module (22) of this steel pipe whether existing defects problem.
A kind of ultrasonic on-line detecting system of steel pipe void the most according to claim 1, is further characterized in that:
The ultrasonic on-line detecting system of this steel pipe void, also includes alarm unit (3), described alarm unit (3) and number
Connect according to processing unit (2), receive the command information that data processing unit (2) transmits.”
But technique scheme can only carry out qualitative detection to whether coming to nothing of steel pipe, it is impossible to journey of coming to nothing steel pipe
Degree carries out rational judgment, and detection object is only limitted to standardized steel pipe, and detection range is narrow.
Separately there are Application No. 200910183514.4, the patent Shen of entitled " ultrasonic testing method for steel pipe void "
Please disclose following technical scheme:
" ultrasonic testing method for steel pipe void is characterized in that, the method comprises the following steps；
Step 1 determines the detection section of every steel pipe, arranges some surveys line in steel tube surface, and every survey line divides
Cloth is at the two ends of steel pipe cross section diameter, and each survey line is uniformly distributed in steel tube surface；
The step 2 hand hammer each survey line of section each to arch rib taps, according to knock to the concrete dense in steel pipe
Solidity tentatively judges, and result sentenced in record, place is sentenced defective place and detects object as emphasis；
Step 3 tool ruler measures the diameter of each section survey line, and record；
Each survey line detection device, at steel tube surface daubing coupling agent, is detected by step 4, and record
During the sound that instrument shows, the velocity of sound, amplitude, frequency and waveform parameter；
The multi-group data of upper step record is analyzed calculating by step 5, draws the uniform shape of the concrete in pipe
Condition；
If step 6 steel pipe inner concrete uniformity is good, then carry out managing the quantitative Analysis of interior defect, by inspection
Survey the sound duration that device is measured, calculate defective value in the pipe of each section；If steel pipe inner concrete uniformity is not
Good, then reach a conclusion, complete detection.”
Above scheme has a problem in that
Firstly, it is necessary to tap to carry out artificial preliminary judgement with hand hammer, Subjective Factors is big.
Secondly, take surface to survey, for detecting whole section, need on tested component, arrange a lot of test point,
Increase detection workload, inefficiency.
Finally, detection data message is too many, is not set up data handling system, whole detection process and data
Process work is numerous and diverse.
Therefore this area remains a need for one not damaged member, detection is reliable, workload is little, work efficiency is high, can determine
Property detection by quantitative steel plate comes to nothing the device of degree or/and method.
Summary of the invention
For overcoming prior art light plate to paste compactness detection device and the deficiency of method, the present invention provides a kind of
Detection is reliable, workload is little, work efficiency is high, can qualitative and quantitative detection come to nothing the steel sticking degree of compaction of degree
Detection device and method.Concrete scheme is as follows:
A kind of steel sticking compactness detection device, described detection device includes changing for the transmitting launching ultrasound wave
Can device, for receiving reception transducer, scanning means and the data handling system of ultrasound wave；
Described transmitting transducer, described reception transducer are sequentially connected with described data handling system, described scanning
Device one end connects described transmitting transducer, and the other end connects described reception transducer, described data handling system
Including for amplifying the amplifier of the signal that described reception transducer receives and showing for data being carried out figure
The oscillograph shown.
According to a preferred embodiment of the present invention, described data handling system includes data memory module, data
Analyzing module and warning module, described data memory module, described data analysis module depend on described warning module
Secondary connection.
According to a preferred embodiment of the present invention, described data analysis module include computational methods select module and
Comparison of computational results module, described computational methods select module, described comparison of computational results module to be connected with each other.
A kind of steel sticking compactness inspection method, comprises the steps:
S1, corresponding in steel plate concrete component both sides and arrange some test points equably；
S2, each described transmitting transducer is arranged on the test point of steel plate side, each described reception is changed
Can be arranged on the test point of concrete side by device；
S3, connecting described data handling system and each described reception transducer, described scanning means is at test point
In the range of component carried out particles, each test point information is measured simultaneously, and the most described reception transducer will letter
Number input described data handling system process, last output detections is as a result, it is desirable to carry out the inspection in next region
During survey, detection device is moved to corresponding position.
According to a preferred embodiment of the present invention, described step S3 specifically includes following steps:
The signal that S31, described reception transducer receive is amplified by described amplifier, and amplified signal is subsequently
It is transferred to described data memory module；
The amplified signal received is delivered to described data analysis module by S32, described data memory module
(42)；
S33, the described data analysis module signal to receiving carry out computational analysis, and described oscillograph is to described number
The pattern carrying out waveform according to the signal analyzing module output shows, then will analyze signal transmission to described early warning mould
Block, described warning module shows the analysis result of described data analysis module, if data are beyond preset range, then
Carry out early warning；If data are within normal range, then display is normal.
According to a preferred embodiment of the present invention, described step S33 includes the meter selecting to be applicable to different occasion
The step of calculation method and the step comparing the most different computational solution precision.
The technical scheme that the present invention provides has the advantages that
1, the ultrasonic on-line detecting system of steel pipe void only has data processing unit, and it is according to the detection received
During the sound that device transmits, the velocity of sound, amplitude, frequency and waveform parameter information, carry out above-mentioned information processing, counting
Calculating, it is judged that the concrete uniformity in this steel pipe is the best, the program also has storage module, alarm unit,
But all it is only capable of detecting whether steel pipe comes to nothing with concrete location for paste, it is impossible to the degree of coming to nothing is detected, i.e. can not
Detection by quantitative is come to nothing degree.The technical scheme that the present invention provides except whether coming to nothing steel plate with concrete is carried out
Detection, also by concrete algorithm, calculates the degree of coming to nothing of steel plate, thus preferably detection steel plate is with mixed
The sticking Quality of solidifying soil, preferably keeps in repair, and occurs with Accident prevention.
2, the step 4 of ultrasonic testing method for steel pipe void is at steel tube surface daubing coupling agent, to each survey line
Detect with detection device, relatively time-consuming at steel tube surface daubing coupling agent, and this step needs each survey
Line detects one by one, relatively time-consuming, and workload is big, and uses scanning means in the scheme that the present invention provides, can be right
Different test points scan automatically, and the time is short, is not required to detect one by one, and workload is little, and work efficiency is high.
3, the step 2 of ultrasonic testing method for steel pipe void needs to tap, so with hand hammer survey line each to arch rib
Carrying out just sentencing to the concrete density in steel pipe according to knock afterwards, result sentenced in record, will sentence defective
Place detect object as emphasis because tap performed by operator, the custom of different operating personnel differs
Sample, dynamics is different, and careful degree is the most different, and the hand hammer used may also can differ, therefore subjective because of
Element impact is bigger, it is more likely that impact just sentences result, misses defective place, and its Detection accuracy needs to be carried
Rise.The detection method that this programme provides is detection automatically, it is not necessary to manually taps steel plate, therefore there is not subjectivity
The impact of factor, detection reliability is high.
4, ultrasonic testing method for steel pipe void needs manually to use hand hammer to tap, and need to smear one by one coupling
Agent, operation is complicated loaded down with trivial details, and the technical method that the present invention provides is without manual operation, easy to use.
The detection appliance arrangement that 5, this programme provides is light and handy, harmless, highly sensitive, the suitability is good,
Penetration power is strong, can obtain result of detection in time, and can the device that is currently running of On line inspection and equipment.
6, use space crossed to survey method, arrange that test point is less, and component can be scanned in a big way,
Thus obtain testing result more accurately.
In addition to objects, features and advantages described above, the present invention also have other purpose, feature and
Advantage.Below with reference to accompanying drawings, the present invention is further detailed explanation.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, required in embodiment being described below
Accompanying drawing to be used is briefly described, it is therefore apparent that drawings discussed below is only some realities of the present invention
Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to root
Other accompanying drawing is obtained, wherein according to these accompanying drawings:
Fig. 1 is the schematic diagram of the detection device that the technical program provides；
Fig. 2 is the measuring points placement figure of ultrasound probe；
Fig. 3 is ultrasonic propagation route map during steel plate unsticking；
In figure: 1, transmitting transducer, 2, receive transducer, 3, scanning means, 4, data handling system,
41, data memory module, 42, data analysis module, 43, warning module, 44, amplifier, 45, oscillography
Device；
01, steel plate, 02, concrete.
Detailed description of the invention
Below in conjunction with the accompanying drawing of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete retouching
State, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.
Referring to Fig. 1～Fig. 3, a kind of steel sticking compactness detection device, including multiple ultrasonic for launching
The transmitting transducer 1 of ripple, multiple for receiving at the reception transducer 2 of ultrasound wave, scanning means 3 and data
Reason system 4.
Described transmitting transducer 1, described reception transducer 2 are sequentially connected with described data handling system 4, institute
Stating scanning means 3 one end and connect described transmitting transducer 1, the other end connects described reception transducer 2, described
Data handling system 4 includes the amplifier 44 for amplifying the signal that described reception transducer 2 receives and uses
In data being carried out the oscillograph 45 that figure shows.
A kind of steel sticking compactness inspection method, comprises the steps:
S1, corresponding in steel plate concrete component both sides and arrange some test points equably；
S2, each described transmitting transducer 1 is arranged on the test point of steel plate 01 side, simultaneously by each
Described reception transducer 2 is arranged on the test point that concrete 02 side is corresponding；
S3, connecting described data handling system 4 and each described reception transducer 2, described scanning means 3 exists
Component carries out in the range of test point particles, and each test point information is measured simultaneously, the most described reception transducing
Device 2 inputs a signal into described data and processes is that 4 systems process, and last output detections is as a result, it is desirable under carrying out
During the detection in individual region, detection device is moved to corresponding position.
Refer to Fig. 2, the ultrasound examination point of steel plate 01 side be designated as M1～M8 (as a example by this sentences 8 test points,
Determine as required in actually detected), the ultrasound examination point of concrete 02 side is designated as N1～N8, M1～M8
Place is all disposed with described transmitting transducer 1, is all disposed with described reception transducer 2 at N1～N8, after deploying,
Described scanning means 3 carries out particles in the range of test point to component, then starts detection.During detection,
Ultrasound wave launched by each described transmitting transducer 1 at test point M1～M8 simultaneously, each at test point N1～N8
The individual described the most correspondingly received ultrasound wave of reception transducer 2, N1 receives the ultrasound wave that M1 launches, and N2 receives M2 and sends out
The ultrasound wave penetrated, the like.Each test point is uniformly distributed according to detection needs.
For ensureing the accuracy of test result, in test process, it is necessary to use same detection device, with a pair
Transmitting-receiving transducer, same voltage and identical tranmitting frequency.
Between ultrasonic air, details are as follows for the Cleaning Principle of cross-pair survey method:
Please continue to refer to Fig. 2 and Fig. 3, after launching according to polyhedron, the beeline between 2 can draw Fig. 3
Along the path that beeline is M1RN1 of steel plate between shown M1 and N1, therefore, pass based on ultrasound wave
Defeated principle, knowsWherein,Transmitting for described transmitting transducer 1
Distance the shortest between probe and the receiving transducer of described reception transducer 2,It is along steel between two probes
The beeline of plate 01.
If the velocity of sound of steel plate takes vc=5700m/s counts, according to model structure sectional dimension By tc=tsObtain vc=3651.5m/s, therefore can learn steel sticking quality condition.
Steel sticking defect mainly shows as unsticking, and detection by quantitative unsticking size has its higher limit, higher limit be by
Be later than refracted wave or diffracted wave in transmitted wave to arrive test point and fail to become caused by Mintrop wave, therefore ultrasound wave around
After being emitted through cavity defect by the propagation time of inside concrete arrival reception transducer it is again:
Then come to nothing or the actually limit value of unsticking thickness detection by quantitative is hmax=(tα-t)·vk
Wherein D is the thickness of concrete 02 between test point；α is angle of incidence；vkAerial for ultrasound wave
Spread speed；D is steel plate thickness.
Further, described data handling system 4 includes data memory module 41, data analysis module 42 and
Warning module 43, described data memory module 41, described data analysis module 42 and described warning module 43
Being sequentially connected with, described amplifier 44 connects described data memory module 41, and described oscillograph 45 connects described
Warning module 43.
Further, described data analysis module 42 includes that computational methods select module and comparison of computational results mould
Block, described computational methods select module, described comparison of computational results module to be connected with each other.
Further, described step S3 specifically includes following steps:
The signal that S31, described reception transducer 2 receive is amplified by described amplifier 44, amplified signal
It is then transferred to described data memory module 41；
The amplified signal received is delivered to described data analysis mould by S32, described data memory module 41
Block 42；
S33, the described data analysis module 42 signal to receiving carry out computational analysis, it is judged that method includes Mintrop wave
Method (sound velocity method), waveform recognition method, Mintrop wave frequency method and first wave amplitude method etc., described oscillograph during sound
The signal of 45 pairs of described data analysis module 42 outputs carries out the pattern of waveform and shows, then will analyze signal and pass
Transporting to described warning module 43, described warning module 43 shows the analysis result of described data analysis module 42,
If data exceed preset range, then carrying out early warning, and the qualitative assessment steel sticking amount of coming to nothing, i.e. degree of compaction is big
Little；If data are within normal range, then display is normal.
Further, described step S33 includes the step selecting to be applicable to the computational methods of different occasion and compares
The step of different computational solution precision, specially arranges automatic function selecting key, and the inside is worked out multiple steel plate and glued
The determination methods module of patch quality, chooses different methods as required and is analyzed judging.
The foregoing is only embodiments of the invention, not thereby limit the scope of patent protection of the present invention, every
Utilize equivalent structure or equivalence flow process conversion that description of the invention and accompanying drawing content made, directly or indirectly use
In the technical field that other is relevant, the most in like manner it is included in the scope of patent protection of the present invention.
Claims (6)
1. a steel sticking compactness detection device, it is characterised in that described detection device includes multiple use
In launching the transmitting transducer (1) of ultrasound wave, multiple reception transducer (2) for receiving ultrasound wave, sweeping
Imaging apparatus (3) and data handling system (4)；
Multiple described transmitting transducers (1), multiple described reception transducer (2) and described data handling system
(4) being sequentially connected with, described scanning means (3) one end connects described transmitting transducer (1), and the other end is even
Connecing described reception transducer (2), described data handling system (4) includes for amplifying described reception transducer
(2) amplifier (44) of the signal received and for data being carried out the oscillograph (45) that figure shows.
Steel sticking compactness detection device the most according to claim 1, it is characterised in that described number
Data memory module (41), data analysis module (42) and warning module (43) is included according to processing system (4),
Described data memory module (41), described data analysis module (42) are with described warning module (43) successively
Connect.
Steel sticking compactness detection device the most according to claim 2, it is characterised in that described number
Include that interconnective computational methods select module and comparison of computational results module according to analyzing module (42).
4. a steel sticking compactness inspection method, it is characterised in that comprise the steps:
S1, corresponding in steel plate concrete component both sides and arrange some test points equably；
S2, multiple described transmitting transducers (1) are arranged on the test point of steel plate (01) side, simultaneously
Multiple described reception transducers (2) are arranged on the test point of concrete (02) side；
S3, connect described data handling system (4) and each described reception transducer (2), described scanning dress
Putting (3) and component carries out in the range of test point particles, each test point information is measured simultaneously, then institute
Stating reception transducer (2) and inputting a signal into described data and process is that (4) system processes, last output detections
During as a result, it is desirable to carry out the detection in next region, detection device is moved to corresponding position.
Steel sticking compactness inspection method the most according to claim 4, it is characterised in that described step
Rapid S3 specifically includes following steps:
The signal that S31, described reception transducer (2) receive is amplified by described amplifier (44), amplified
Signal be then transferred to described data memory module (41)；
The amplified signal received is delivered to described data and divides by S32, described data memory module (41)
Analysis module (42)；
S33, the described data analysis module (42) signal to receiving carry out computational analysis, described oscillograph (45)
The signal exporting described data analysis module (42) carries out the pattern of waveform and shows, then will analyze signal and pass
Transporting to described warning module (43), described warning module (43) shows described data analysis module (42)
Analysis result, if data are beyond preset range, then carries out early warning；If data are within normal range, then just showing
Often.
Steel sticking compactness inspection method the most according to claim 4, it is characterised in that described step
Rapid S33 includes the step selecting to be applicable to the computational methods of different occasion and compares the most different computational solution precision
Step.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610240799.0A CN105866247A (en) | 2016-04-18 | 2016-04-18 | Device and method for detecting sticking compactness of steel plate |
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| CN201610240799.0A CN105866247A (en) | 2016-04-18 | 2016-04-18 | Device and method for detecting sticking compactness of steel plate |
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Cited By (4)
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| CN107037123A (en) * | 2016-11-21 | 2017-08-11 | 上海同济建设工程质量检测站 | A kind of detection method of grouting material fullness degree |
| CN108254440A (en) * | 2018-02-01 | 2018-07-06 | 湖南大学 | It is a kind of to detect robot and the method using detection robot detection concrete filled steel tube pouring quality |
| CN112179741A (en) * | 2020-10-15 | 2021-01-05 | 北京市第三建筑工程有限公司 | Structure and method for verifying compactness of steel pipe concrete column core |
| CN116399948A (en) * | 2023-04-26 | 2023-07-07 | 水利部交通运输部国家能源局南京水利科学研究院 | Method and system for monitoring local void of sluice concrete bottom plate |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107037123A (en) * | 2016-11-21 | 2017-08-11 | 上海同济建设工程质量检测站 | A kind of detection method of grouting material fullness degree |
| CN107037123B (en) * | 2016-11-21 | 2019-11-05 | 上海同济建设工程质量检测站 | A kind of detection method of grouting material fullness degree |
| CN108254440A (en) * | 2018-02-01 | 2018-07-06 | 湖南大学 | It is a kind of to detect robot and the method using detection robot detection concrete filled steel tube pouring quality |
| CN108254440B (en) * | 2018-02-01 | 2020-10-30 | 湖南大学 | Detection robot and method for detecting concrete-filled steel tube pouring quality by using same |
| CN112179741A (en) * | 2020-10-15 | 2021-01-05 | 北京市第三建筑工程有限公司 | Structure and method for verifying compactness of steel pipe concrete column core |
| CN116399948A (en) * | 2023-04-26 | 2023-07-07 | 水利部交通运输部国家能源局南京水利科学研究院 | Method and system for monitoring local void of sluice concrete bottom plate |
| CN116399948B (en) * | 2023-04-26 | 2023-11-07 | 水利部交通运输部国家能源局南京水利科学研究院 | Method and system for monitoring local void of sluice concrete bottom plate |
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Application publication date: 20160817 |
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| RJ01 | Rejection of invention patent application after publication |