CN203224479U - Singlechip-based ultrasonic detection device - Google Patents
Singlechip-based ultrasonic detection device Download PDFInfo
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- CN203224479U CN203224479U CN 201320196631 CN201320196631U CN203224479U CN 203224479 U CN203224479 U CN 203224479U CN 201320196631 CN201320196631 CN 201320196631 CN 201320196631 U CN201320196631 U CN 201320196631U CN 203224479 U CN203224479 U CN 203224479U
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Abstract
The utility model discloses a singlechip-based ultrasonic detection device which comprises a transmitting circuit, a probe, an amplitude limiting circuit, an amplifying circuit, a filtering circuit, an analog/digital (A/D) converter, a singlechip, a communication interface circuit, a liquid crystal display screen and a data storage device, wherein the signal input end of the transmitting circuit is connected with the signal output end of the singlechip; the signal output end of the probe is connected with the signal input end of the amplitude limiting circuit; the signal output end of the amplitude limiting circuit is connected with the signal input end of the amplifying circuit; the signal output end of the amplifying circuit is connected with the signal input end of the filtering circuit; the signal output end of the filtering circuit is connected with the signal input end of the A/D converter; and the signal output end of the A/D converter is connected with the signal input end of the singlechip. According to the device, width and repetition frequency of exciting pulse and an amplification factor of the amplifying circuit can be regulated, and functions such as real-time signal display and external communication can be realized.
Description
Technical field
The utility model relates to a kind of ultrasonic detection device, particularly relates to a kind of SCM Based ultrasonic detection device.
Background technology
Ultrasound examination in occupation of main status, is widely used in fields such as metal, nonmetallic materials and medical instrument in Non-Destructive Testing.In recent years based on the infotech develop rapidly of microelectronics and computer technology, the Ultrasonic NDT instrument has also obtained the unprecedented motive force of development, for the reliability and the raising detection efficiency that improve detection, the Ultrasound Instrument of development digitizing, intellectuality, robotization, image conversion is an important trend of current Non-Destructive Testing field development.And there are problems such as poor accuracy, precision is low, volume is big, power consumption is big, man-machine interface is unfriendly in traditional supersonic reflectoscope.
The utility model content
The purpose of this utility model is that a kind of degree of accuracy height, power consumption is little and volume is little SCM Based ultrasonic detection device are provided in order to address the above problem.
The utility model is achieved through the following technical solutions:
A kind of SCM Based ultrasonic detection device, comprise radiating circuit, probe, amplitude limiter circuit, amplifying circuit, filtering circuit, A/D converter, single-chip microcomputer, communication interface circuit, LCDs and data-carrier store, the signal input part of described radiating circuit is connected with the signal output part of described single-chip microcomputer, the signal output part of described probe is connected with the signal input part of described amplitude limiter circuit, the signal output part of described amplitude limiter circuit is connected with the signal input part of described amplifying circuit, the signal output part of described amplifying circuit is connected with the signal input part of described filtering circuit, the signal output part of described filtering circuit is connected with the signal input part of described A/D converter, the signal output part of described A/D converter is connected with the signal input part of described single-chip microcomputer, the FPDP of described single-chip microcomputer is connected with the FPDP of described communication interface circuit and described data-carrier store, and the signal output part of described single-chip microcomputer is connected with the signal input part of described LCDs.
Further, described amplifying circuit comprises first amplifier, second amplifier, diode, first electric capacity, second electric capacity, first resistance, second resistance, the 3rd resistance, the 4th resistance, the 5th resistance and potentiometer, one end of described first electric capacity is connected with the electrode input end of described first amplifier and first end of described first resistance respectively, the cathode output end of described first amplifier is connected with first end of described second resistance, second end of described second resistance is connected with the output terminal of described first amplifier and first end of described second electric capacity respectively, second end of described second electric capacity is connected with first end of described potentiometer, first end of the sliding end of described potentiometer and described the 4th resistance is connected, second end of described the 4th resistance is connected with the negative input of described second amplifier, the electrode input end of described second amplifier respectively with first end of described the 3rd resistance, first end of the 5th resistance and the positive pole of diode are connected, and second end of the negative pole of described diode and described the 5th resistance is connected with the output terminal of described second amplifier respectively.
The beneficial effects of the utility model are:
The enlargement factor that adopts the utility model can regulate width and repetition frequency and the amplifying circuit of driving pulse; Can also realize simultaneously signal real-time demonstration, storage and with outside function such as communicate by letter.
Description of drawings
Fig. 1 is the structured flowchart of the SCM Based ultrasonic detection device of the utility model;
Fig. 2 is the circuit diagram of amplifying circuit in the utility model.
Embodiment
The utility model is described in further detail below in conjunction with drawings and the specific embodiments:
As shown in Figure 1, the SCM Based ultrasonic detection device of the utility model, comprise radiating circuit, probe, amplitude limiter circuit, amplifying circuit, filtering circuit, A/D converter, single-chip microcomputer, communication interface circuit, LCDs and data-carrier store, the signal input part of described radiating circuit is connected with the signal output part of described single-chip microcomputer, the signal output part of described probe is connected with the signal input part of described amplitude limiter circuit, the signal output part of described amplitude limiter circuit is connected with the signal input part of described amplifying circuit, the signal output part of described amplifying circuit is connected with the signal input part of described filtering circuit, the signal output part of described filtering circuit is connected with the signal input part of described A/D converter, the signal output part of described A/D converter is connected with the signal input part of described single-chip microcomputer, the FPDP of described single-chip microcomputer is connected with the FPDP of described communication interface circuit and described data-carrier store, and the signal output part of described single-chip microcomputer is connected with the signal input part of described LCDs.
Ultrasonic transmit circuit is responsible for producing the ultrasound wave of driving pulse voltage and adjustable repetitive frequency.Receiving circuit at first with the feeble signal that reflects through processing of circuit such as amplification, filtering, by the A/D change-over circuit signal is gathered then and with the signal gathered through the data single-chip microcomputer.Single-chip microcomputer is mainly finished the signal processing algorithm of computation structure complexity, improves precision and the data-handling capacity of ultrasonic inspection instrument.
As shown in Figure 2, described amplifying circuit comprises the first amplifier A1, the second amplifier A2, diode VD, first capacitor C 1, second capacitor C 2, first resistance R 1, second resistance R 2, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5 and potentiometer RP1, one end of described first capacitor C 1 is connected with the electrode input end of the described first amplifier A1 and first end of described first resistance R 1 respectively, the cathode output end of the described first amplifier A1 is connected with first end of described second resistance R 2, second end of described second resistance R 2 is connected with the output terminal of the described first amplifier A1 and first end of described second capacitor C 2 respectively, second end of described second capacitor C 2 is connected with first end of described potentiometer RP1, the sliding end of described potentiometer RP1 is connected with first end of described the 4th resistance R 4, second end of described the 4th resistance R 4 is connected with the negative input of the described second amplifier A2, the electrode input end of the described second amplifier A2 respectively with first end of described the 3rd resistance R 3, first end of the 5th resistance R 5 is connected with the positive pole of diode VD, and second end of the negative pole of described diode VD and described the 5th resistance R 5 is connected with the output terminal of the described second amplifier A2 respectively.
Claims (2)
1. SCM Based ultrasonic detection device, it is characterized in that: comprise radiating circuit, probe, amplitude limiter circuit, amplifying circuit, filtering circuit, A/D converter, single-chip microcomputer, communication interface circuit, LCDs and data-carrier store, the signal input part of described radiating circuit is connected with the signal output part of described single-chip microcomputer, the signal output part of described probe is connected with the signal input part of described amplitude limiter circuit, the signal output part of described amplitude limiter circuit is connected with the signal input part of described amplifying circuit, the signal output part of described amplifying circuit is connected with the signal input part of described filtering circuit, the signal output part of described filtering circuit is connected with the signal input part of described A/D converter, the signal output part of described A/D converter is connected with the signal input part of described single-chip microcomputer, the FPDP of described single-chip microcomputer is connected with the FPDP of described communication interface circuit and described data-carrier store, and the signal output part of described single-chip microcomputer is connected with the signal input part of described LCDs.
2. SCM Based ultrasonic detection device according to claim 1, it is characterized in that: described amplifying circuit comprises first amplifier, second amplifier, diode, first electric capacity, second electric capacity, first resistance, second resistance, the 3rd resistance, the 4th resistance, the 5th resistance and potentiometer, one end of described first electric capacity is connected with the electrode input end of described first amplifier and first end of described first resistance respectively, the cathode output end of described first amplifier is connected with first end of described second resistance, second end of described second resistance is connected with the output terminal of described first amplifier and first end of described second electric capacity respectively, second end of described second electric capacity is connected with first end of described potentiometer, first end of the sliding end of described potentiometer and described the 4th resistance is connected, second end of described the 4th resistance is connected with the negative input of described second amplifier, the electrode input end of described second amplifier respectively with first end of described the 3rd resistance, first end of the 5th resistance and the positive pole of diode are connected, and second end of the negative pole of described diode and described the 5th resistance is connected with the output terminal of described second amplifier respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320196631 CN203224479U (en) | 2013-04-18 | 2013-04-18 | Singlechip-based ultrasonic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320196631 CN203224479U (en) | 2013-04-18 | 2013-04-18 | Singlechip-based ultrasonic detection device |
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| Publication Number | Publication Date |
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| CN203224479U true CN203224479U (en) | 2013-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320196631 Expired - Fee Related CN203224479U (en) | 2013-04-18 | 2013-04-18 | Singlechip-based ultrasonic detection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954585A (en) * | 2016-04-22 | 2016-09-21 | 广东顺威精密塑料股份有限公司 | Ultrasonic power supply automatic frequency tracking system based on single-chip microcomputer (SCM) control |
| CN106525964A (en) * | 2016-12-05 | 2017-03-22 | 无锡艾科瑞思产品设计与研究有限公司 | Portable household food safety detection system |
| CN108488636A (en) * | 2018-01-24 | 2018-09-04 | 天津大学 | A kind of detecting system applied to shoal buried pipes supersonic sounding and positioning |
-
2013
- 2013-04-18 CN CN 201320196631 patent/CN203224479U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954585A (en) * | 2016-04-22 | 2016-09-21 | 广东顺威精密塑料股份有限公司 | Ultrasonic power supply automatic frequency tracking system based on single-chip microcomputer (SCM) control |
| CN106525964A (en) * | 2016-12-05 | 2017-03-22 | 无锡艾科瑞思产品设计与研究有限公司 | Portable household food safety detection system |
| CN108488636A (en) * | 2018-01-24 | 2018-09-04 | 天津大学 | A kind of detecting system applied to shoal buried pipes supersonic sounding and positioning |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131002 Termination date: 20140418 |