CN111413414A - Zero-sound calibration device of ultrasonic system - Google Patents
Zero-sound calibration device of ultrasonic system Download PDFInfo
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- CN111413414A CN111413414A CN202010200197.9A CN202010200197A CN111413414A CN 111413414 A CN111413414 A CN 111413414A CN 202010200197 A CN202010200197 A CN 202010200197A CN 111413414 A CN111413414 A CN 111413414A
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- ultrasonic system
- caliper
- mark
- receiving transducer
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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
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/10—Number of transducers
- G01N2291/102—Number of transducers one emitter, one receiver
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
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- Acoustics & Sound (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The invention relates to a zero-sound calibration device of an ultrasonic system, which comprises a transmitting transducer assembly, a receiving transducer assembly and a mark adjusting assembly, wherein the receiving transducer assembly comprises a movable receiving transducer, a plurality of sliding grooves are formed in the mark adjusting assembly, a mark origin point is arranged at the top end of the mark adjusting assembly, the transmitting transducer assembly is arranged at one end of the mark adjusting assembly, and the receiving transducer assembly is arranged on the mark adjusting assembly and is in sliding connection with the mark adjusting assembly. The zero-sound calibration device of the ultrasonic system has the advantages of convenience in operation, reduction in operation time, improvement in working efficiency, good controllability and the like.
Description
Technical Field
The invention relates to the technical field of zero-sound time calibration, in particular to a zero-sound time calibration device of an ultrasonic system.
Background
The sound wave transmission method is a method for transmitting and receiving sound waves between the pre-buried sound measuring tubes and detecting the integrity of the pile body by actually measuring the relative changes of acoustic parameters such as sound time, frequency, amplitude attenuation and the like of the sound waves transmitted in a concrete medium.
In order to ensure the accuracy of the detection result, the radial transducer needs to be regularly subjected to system delay t0And (5) calibrating. The conventional method is to hold the radial transducer with two hands and place the transducer in a water tank, and acquire data by changing the distance of the radial transducer for many times. The conventional practice has the following disadvantages:
(1) due to manual operation, multiple persons are required to cooperate to complete the operation;
(2) the stability of the handheld radial transducer is not high, and data have errors.
To this end, we have developed a zero acoustic calibration apparatus for ultrasound systems that addresses the above shortcomings.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the zero-sound calibration device of the ultrasonic system, which has the advantages of convenience in operation, reduction in operation time, improvement on working efficiency, good controllability and the like.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an ultrasonic system zero-sound time calibration device, includes a transmitting transducer subassembly, a receiving transducer subassembly and a mark adjusting part, receiving transducer subassembly includes a mobilizable receiving transducer, be equipped with a plurality of spouts on the mark adjusting part, and the top department of mark adjusting part is equipped with a mark origin, transmitting transducer subassembly sets up one end department of mark adjusting part, receiving transducer subassembly sets up on the mark adjusting part, and with mark adjusting part sliding connection.
Preferably, the transmitting transducer assembly comprises a transmitting transducer and a fixed caliper, the transmitting transducer is fixedly connected with the fixed caliper, and the fixed caliper is connected with the sliding groove.
Preferably, the receiving transducer assembly further comprises a movable caliper, a fixing device adjuster is arranged at the top end of the movable caliper, the receiving transducer is fixedly connected with the movable caliper, and the movable caliper is slidably connected with the sliding groove.
Preferably, a plurality of positioning holes are formed in the length direction of the fixed caliper, a fixing bolt penetrates through each positioning hole, and the fixed caliper is vertically fixed on the sliding groove through the fixing bolt.
Preferably, a plurality of buckle holes are formed in the length direction of the movable caliper, a movable buckle is inserted into one buckle hole, and the movable caliper and the sliding groove are connected in an inserting mode through the movable buckle.
Preferably, when the transmitting transducer abuts against the receiving transducer, one side of the movable caliper away from the receiving transducer coincides with the mark origin.
Preferably, the mark adjusting assembly further comprises a bottom plate and a graduated scale, and the graduated scale is arranged on one side of the bottom plate in the length direction and is connected with the bottom plate.
Preferably, the sliding groove is arranged in the length direction of the bottom plate, and the sliding groove is arranged in parallel with the graduated scale.
Preferably, one side of the bottom plate close to the graduated scale is provided with a plurality of fixing device adjusters.
Preferably, the number of the sliding grooves is 2.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the operation is convenient, the invention integrates the operation and the measurement, thereby greatly reducing the operation time of detection personnel and improving the working efficiency;
2. the device can be placed vertically or horizontally during calibration, and can ensure that the axes of the transmitting transducer and the receiving transducer are kept parallel.
Drawings
FIG. 1 is a schematic structural diagram of a zero-sound time calibration device of an ultrasonic system.
Detailed Description
The invention is described in further detail below with reference to the figures and the embodiments.
In fig. 1, an ultrasonic system zero acoustic timing calibration apparatus includes a transmitting transducer assembly, a receiving transducer assembly, and a timing adjustment assembly.
The receiving transducer assembly comprises a movable receiving transducer 9, a plurality of sliding grooves 7 are formed in the marking adjusting assembly, a marking original point 61 is arranged at the top end of the marking adjusting assembly, the transmitting transducer assembly is arranged at one end of the marking adjusting assembly, the receiving transducer assembly is arranged on the marking adjusting assembly, and the receiving transducer assembly is connected with the marking adjusting assembly in a sliding mode.
The receiving transducer assembly also includes a movable caliper 2. The top end of the movable caliper 2 is provided with a fixing device adjustor 5, the receiving transducer 9 is fixedly connected with the movable caliper 2, and the movable caliper 2 is slidably connected with the sliding groove 7, so that the operation and the measurement are convenient.
The transmitting transducer assembly comprises a transmitting transducer 8 and a fixed caliper 1. The transmitting transducer 8 is fixedly connected with the fixed caliper 1, and the fixed caliper 1 is connected with the sliding groove 7. When the transmitting transducer 8 is abutted to the receiving transducer 9, one side of the movable caliper 2, which is far away from the receiving transducer 9, is overlapped with the mark origin 61, so that the calibration control is facilitated.
A plurality of positioning holes 11 are formed in the length direction of the fixed caliper 1. A fixing bolt 3 penetrates through each positioning hole 11, and the fixing caliper 1 is vertically fixed on the sliding groove 7 through the fixing bolt 3.
A plurality of snap holes 21 are provided in the length direction of the movable caliper 2. A movable buckle 4 is inserted into each buckle hole 21, the movable caliper 2 and the sliding groove 7 are connected through the movable buckle 4 in an inserting mode, and the number of the sliding grooves 7 is 2.
The mark adjustment assembly further comprises a base plate 10 and a scale 6. The graduated scale 6 is arranged on one side of the length direction of the bottom plate 10, the graduated scale 6 is connected with the bottom plate 10, and one side of the bottom plate 10 close to the graduated scale 6 is provided with a plurality of fixing device regulators 5. The chute 7 is provided in the longitudinal direction of the base plate 10. The chute 7 is arranged in parallel with the graduated scale 6.
The technical scheme comprises the following operation steps:
1. the transmitting transducer is fixed to a fixed caliper and the receiving transducer is fixed to a movable caliper.
2. The transmitting transducer is closely attached to the receiving transducer, and the reading l of the graduated scale at the moment is recorded1。
3. Moving the movable caliper a distance along the chute (usually taking an integer for convenient calculation), fixing and recording the reading l on the scale by the fixing device adjuster2。
4. Transducer surface distance l ═ l2-l1。
5. The device and the transducer are placed in a water tank filled with clear water, and the sound time t when the surface distance of the transducer is l is measured through a system.
6. Repeating the steps 2-5 to obtain the surface distances l of a plurality of groups of transducersiAnd its corresponding acoustic time ti。
7. Through a plurality of groups of test data, corresponding sound time-space linear regression curves are made,
t＝t0+bl
in the formula: b-slope of the line;
l-near transducer surface distance;
t-sound;
t0-an instrument system delay time; the delay time t of the instrument system can be obtained0. Finally, will t0Is arranged in the instrument.
The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (10)
1. An ultrasonic system zero-sound calibration device, characterized in that: including a transmitting transducer subassembly, a receiving transducer subassembly and a mark adjusting part, receiving transducer subassembly includes a mobilizable receiving transducer, be equipped with a plurality of spouts on the mark adjusting part, and the top department of mark adjusting part is equipped with a mark initial point, transmitting transducer subassembly sets up mark adjusting part's one end department, receiving transducer subassembly sets up on the mark adjusting part, and with mark adjusting part sliding connection.
2. The ultrasonic system zero acoustic calibration device of claim 1, wherein the transmitting transducer assembly comprises a transmitting transducer and a fixed caliper, the transmitting transducer is fixedly connected to the fixed caliper, and the fixed caliper is connected to the chute.
3. The ultrasonic system zero acoustic calibration device of claim 2, wherein the receiving transducer assembly further comprises a movable caliper, a fixture adjuster is disposed at a top end of the movable caliper, the receiving transducer is fixedly connected to the movable caliper, and the movable caliper is slidably connected to the chute.
4. The ultrasonic system zero-sound calibration device according to claim 2, wherein a plurality of positioning holes are formed in the length direction of the fixed caliper, and a fixing bolt is inserted into one of the positioning holes, and the fixing bolt vertically fixes the fixed caliper to the sliding groove.
5. The ultrasonic system zero-sound calibration device according to claim 3, wherein a plurality of snap holes are formed in the length direction of the movable caliper, a movable snap is inserted into one of the snap holes, and the movable caliper is inserted into the sliding groove through the movable snap.
6. The ultrasonic system zero acoustic timing device of claim 5, wherein a side of the movable caliper away from the receiving transducer coincides with the origin of the mark when the transmitting transducer abuts the receiving transducer.
7. The ultrasonic system zero-acoustic timing device of claim 3, wherein the mark adjustment assembly further comprises a base plate and a scale, the scale being disposed on one side of the base plate in the longitudinal direction and connected to the base plate.
8. The ultrasonic system zero-acoustic calibration device according to claim 7, wherein the slide groove is provided in a longitudinal direction of the base plate, and the slide groove is provided in parallel with the scale.
9. The ultrasonic system zero acoustic timing device of claim 8, wherein a side of the base plate adjacent to the scale is provided with a plurality of the fixture adjusters.
10. The ultrasonic system zero acoustic timing device of claim 9, wherein the number of the slide grooves is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010200197.9A CN111413414A (en) | 2020-03-20 | 2020-03-20 | Zero-sound calibration device of ultrasonic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010200197.9A CN111413414A (en) | 2020-03-20 | 2020-03-20 | Zero-sound calibration device of ultrasonic system |
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| Publication Number | Publication Date |
|---|---|
| CN111413414A true CN111413414A (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010200197.9A Pending CN111413414A (en) | 2020-03-20 | 2020-03-20 | Zero-sound calibration device of ultrasonic system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235955A (en) * | 2021-12-16 | 2022-03-25 | 江苏省特种设备安全监督检验研究院 | Ultrasonic flaw detection tool for crane |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206235600U (en) * | 2016-10-25 | 2017-06-09 | 广西交通规划勘察设计研究院有限公司 | A kind of anechoic tank device for calibrating supersonic reflectoscope system delay time |
| CN207571080U (en) * | 2017-11-21 | 2018-07-03 | 浙江三新检测校准有限公司 | Supersonic reflectoscope test device |
| CN112305068A (en) * | 2020-09-16 | 2021-02-02 | 扬州坤焰材料科技有限公司 | Ultrasonic zero-sound-time testing tool and testing method thereof |
| CN214845015U (en) * | 2021-04-27 | 2021-11-23 | 健研检测集团有限公司 | Zero-sound time calibrating device |
-
2020
- 2020-03-20 CN CN202010200197.9A patent/CN111413414A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206235600U (en) * | 2016-10-25 | 2017-06-09 | 广西交通规划勘察设计研究院有限公司 | A kind of anechoic tank device for calibrating supersonic reflectoscope system delay time |
| CN207571080U (en) * | 2017-11-21 | 2018-07-03 | 浙江三新检测校准有限公司 | Supersonic reflectoscope test device |
| CN112305068A (en) * | 2020-09-16 | 2021-02-02 | 扬州坤焰材料科技有限公司 | Ultrasonic zero-sound-time testing tool and testing method thereof |
| CN214845015U (en) * | 2021-04-27 | 2021-11-23 | 健研检测集团有限公司 | Zero-sound time calibrating device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235955A (en) * | 2021-12-16 | 2022-03-25 | 江苏省特种设备安全监督检验研究院 | Ultrasonic flaw detection tool for crane |
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