CN211877838U - Infrared thermal imaging defect nondestructive testing device based on DSP - Google Patents
Infrared thermal imaging defect nondestructive testing device based on DSP Download PDFInfo
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- CN211877838U CN211877838U CN201921052237.9U CN201921052237U CN211877838U CN 211877838 U CN211877838 U CN 211877838U CN 201921052237 U CN201921052237 U CN 201921052237U CN 211877838 U CN211877838 U CN 211877838U
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- excitation source
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Abstract
The utility model relates to an infrared thermal imaging defect nondestructive test device based on DSP, a serial communication port, the device includes: the system comprises a storage battery (101), a DC12V power supply box (102), a storage battery management system (103), an inverter (104), a wireless router (105), a thermal infrared imager (106), a DSP micro-processor (107), an excitation source (108), a cloud deck (109), an LCD display screen (110), a laser range finder (111), a computer (112) and an ARM micro-processor (113). The device meets the requirement of detecting the defects of the composite material, realizes non-contact detection of the composite material, has high detection speed and accurate result, and greatly improves the detection efficiency. The utility model provides a nondestructive test device can extensively be used for infrared nondestructive test field, has wide application prospect.
Description
Technical Field
The utility model relates to an infrared nondestructive test technical field specifically is an infrared thermal imaging defect nondestructive test device based on DSP.
Background
With the development of material technology, composite materials are applied more and more widely in the industrial field, and therefore, the tasks of detection, maintenance and repair of the composite materials are more and more prominent. At present, the composite material defect detection mainly adopts an ultrasonic method and an X-ray method, but the detection result is not ideal from the view of the actual detection effect. The problems of low detection speed, inaccurate detection result and the like mainly exist.
At present, an active excitation method is mainly adopted for infrared nondestructive testing devices at home and abroad, wherein an excitation source mainly adopts a pulse flash lamp. In the mode of pulse flash lamp excitation, the excitation time is short due to low excitation energy, which is not beneficial to analyzing the defect depth and defect position of the composite material, and the detection effect of the thicker composite material is poor.
Therefore, the infrared thermal imaging defect nondestructive testing device based on the DSP is provided, and the problems in the background can be well solved.
Disclosure of Invention
An object of the utility model is to provide an infrared thermal imaging defect nondestructive test device based on DSP to solve the problem that proposes in the above-mentioned background art.
In consideration of performance of various aspects of a nondestructive defect detection system, the device adopts a DSP chip TMS320F2812 which is introduced by TI company as a main controller in the invention process, the TMS320F2812 chip is a digital processing chip designed for control functions, adopts a high-performance static CMOS technology, and is very suitable for controlling related functional modules of the nondestructive detection device. On the basis, an ARM11 processor chip released by Samsung corporation is adopted, the ARM11 processor chip is mainly responsible for processing infrared thermal imaging pictures of the whole nondestructive testing system, and the ARM11 processor chip has the characteristics of low power consumption, cutting capability and the like and is very suitable for processing the infrared thermal imaging pictures.
An infrared thermal imaging defect nondestructive testing device based on DSP includes: the System comprises a storage Battery, a DC12V power supply box, a storage Battery Management System (BMS), an inverter, a wireless router, a thermal infrared imager, a DSP microprocessor, an excitation source, a holder, an LCD display screen, a laser range finder, a computer and an ARM microprocessor;
the storage battery is used for supplying power to the whole detection device;
the DC12V power supply box is used for converting the voltage of the storage battery into DC12V voltage for the wireless routing and the infrared thermal imager to use;
the storage battery management system is used for managing the storage battery inner core and monitoring the running condition of the battery in real time;
the inverter is used for inverting the voltage of the storage battery, and the inverted voltage is used by the excitation source;
the wireless router is used for transmitting the picture information between the thermal infrared imager and the computer;
the thermal infrared imager is used for collecting thermal infrared imaging pictures;
the DSP microprocessor is used for processing signal instructions sent by the computer and controlling equipment connected with a port of the DSP microprocessor;
the excitation source is used for exciting the measured object;
the holder is used for controlling the excitation source to rotate left and right and pitch up and down;
the LCD display screen is used for displaying the state information of the whole detection device;
the laser range finder is used for measuring the distance between the midpoint of the connecting line of the excitation source and the measured object;
the computer is used for processing the thermal imaging picture returned by the thermal imager and sending a control instruction to the DSP microprocessor;
the utility model provides an infrared thermal imaging nondestructive defect detection device based on DSP which characterized in that: the storage battery is connected with the DC12V power supply box, the DC12V power supply box converts the voltage of the storage battery, the converted voltage is used by a wireless router, the thermal infrared imager, the ARM micro processor and the DSP micro processor, the storage battery is connected with the storage battery management system, the storage battery management system collects the state information of the storage battery, the storage battery management system is connected with the DSP micro processor, the storage battery management system transmits the collected state information of the storage battery to the DSP micro processor, the DSP micro processor is connected with the LCD screen, the DSP micro processor processes and prints the information collected by the storage battery management system on the LCD screen, the storage battery is connected with the inverter, the inverter is connected with an excitation source, the inverter inverts the storage battery into proper voltage for the excitation source to use, the DSP micro processor is connected with the holder, and the computer is connected with the DSP micro processor, the computer sends a control instruction to the DSP microprocessor, the DSP microprocessor analyzes the instruction and controls the rotation and the pitching of the holder, and the excitation source is arranged on the holder. The laser range finder is connected with the DSP microprocessor, the computer sends a control instruction to the DSP microprocessor, the DSP microprocessor analyzes the instruction and controls the laser range finder, the laser range finder returns measured data to the DSP microprocessor, and the DSP microprocessor processes and prints the data on the LCD display screen. The DSP micro processor is connected with the thermal infrared imager, the thermal infrared imager is connected with the ARM micro processor, the DSP micro processor controls the thermal infrared imager focal length, the thermal infrared imager collects the thermal infrared imaging picture of the measured object, the collected thermal infrared imaging picture is transmitted to the ARM micro processor to be processed, the ARM micro processor is connected with the wireless router, the wireless router is connected with a computer, the wireless router transmits the thermal imaging picture processed by the ARM micro processor to the computer, and the computer stores the processed picture and marks the defect position.
The utility model discloses a nondestructive test device that provides can accomplish work such as processing, storage, defect position mark from the collection of picture. The composite material defect position judging, identifying and marking device can quickly judge, identify and mark the defect position of the composite material, greatly improves the working efficiency of engineering personnel, and has a good application prospect.
Other features, characteristics and advantages of the present invention will become more apparent after reading the detailed description of the embodiments of the present invention, when taken in conjunction with the following drawings.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the infrared thermal imaging defect nondestructive testing device based on DSP of the present invention;
Detailed Description
The following detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.
FIG. 1 is the utility model relates to a DSP-based infrared thermal imaging defect nondestructive testing device's overall structure schematic diagram. The method comprises the following steps: the system comprises a storage battery (101), a DC12V power supply box (102), a storage battery management system (103), an inverter (104), a wireless router (105), a thermal infrared imager (106), a DSP micro-processor (107), an excitation source (108), a cloud deck (109), an LCD display screen (110), a laser range finder (111), a computer (112) and an ARM micro-processor (113);
the storage battery (101) is used for supplying power to the whole detection device;
a DC12V power box (102) for converting battery voltage to DC12V voltage for wireless routing and thermal infrared imager use;
the storage battery management system (103) is used for managing an inner core of the storage battery and detecting the running condition of the storage battery in real time;
the inverter (104) is used for inverting the voltage of the storage battery, and the inverted voltage is used by the excitation source;
the wireless router (105) is used for transmitting the picture information between the thermal infrared imager and the computer;
the thermal infrared imager (106) is used for acquiring thermal infrared imaging pictures;
the DSP microprocessor (107) is used for processing signal instructions sent by the computer and controlling equipment connected with the port of the DSP microprocessor;
an excitation source (108) for exciting an object to be measured;
the holder (109) is used for controlling the excitation source to rotate left and right and pitch up and down;
the LCD display screen (110) is used for displaying the state information of the whole detection device;
the laser range finder (111) is used for measuring the distance between the midpoint of the connecting line of the excitation source and a measured object;
the computer (112) is used for processing the thermal imaging picture returned by the thermal imager and sending a control instruction to the DSP microprocessor;
the ARM micro-processor (113) is used for processing the infrared thermal imaging pictures collected by the infrared thermal imager;
the technical scheme is as follows: the DC12 power supply box (102) converts the voltage of the storage battery (101) into DC12V for the wireless router (105), the ARM microprocessor (113), the thermal infrared imager (106) and the DSP microprocessor (107) to use. The storage battery management system (103) is used for monitoring the state information of the storage battery (101), the state information of the storage battery (101) is collected by the storage battery management system (103) and then is transmitted into the DSP micro processor (107), and the DSP micro processor (107) prints the state information of the storage battery (101) on the LCD display screen (110). The inverter (104) inverts the voltage of the battery (101), and the voltage inverted by the inverter (104) is used by the excitation source (108). The thermal infrared imager is used for collecting thermal infrared imaging pictures, the thermal infrared imager (106) transmits the collected thermal infrared imaging pictures to the ARM micro-processor (113) for processing, the ARM micro-processor (313) transmits the processed thermal infrared imaging pictures to the computer (312) through the wireless router (305), and the computer (312) performs work such as defect marking, defect picture storage and the like on the processed pictures. The computer (312) sends a control instruction to the DSP microprocessor (307), and after the DSP microprocessor (307) receives the control instruction, the rotation of the holder (309) and the laser range finder (311) can be controlled. The shooting direction of the thermal infrared imager (306) can be controlled through the holder (309), the distance between the excitation source (308) and a measured object can be measured through the laser range finder (311), and then the included angle between the excitation source (308) and the horizontal axis can be adjusted.
The whole device has a good detection effect on the defect detection of the composite material, has an important significance on delivery detection and the like of the composite material, and greatly improves the detection efficiency. The device has high stability and strong anti-interference performance, can adapt to a severe external environment, and has a good application prospect.
Claims (2)
1. An infrared thermal imaging defect nondestructive testing device based on DSP includes: the system comprises a storage battery (101), a DC12V power supply box (102), a storage battery management system (103), an inverter (104), a wireless router (105), a thermal infrared imager (106), a DSP micro-processor (107), an excitation source (108), a cloud deck (109), an LCD display screen (110), a laser range finder (111), a computer (112) and an ARM micro-processor (113);
the storage battery (101) is used for supplying power to the whole detection device;
a DC12V power box (102) for converting battery voltage to DC12V voltage for wireless routing and thermal infrared imager use;
the storage battery management system (103) is used for managing an inner core of the storage battery and detecting the running condition of the storage battery in real time;
the inverter (104) is used for inverting the voltage of the storage battery, and the inverted voltage is used by the excitation source;
the wireless router (105) is used for transmitting the picture information between the thermal infrared imager and the computer;
the thermal infrared imager (106) is used for acquiring thermal infrared imaging pictures;
the DSP microprocessor (107) is used for processing signal instructions sent by the computer and controlling equipment connected with the port of the DSP microprocessor;
an excitation source (108) for exciting an object to be measured;
the holder (109) is used for controlling the excitation source to rotate left and right and pitch up and down;
the LCD display screen (110) is used for displaying the state information of the whole detection device;
the laser range finder (111) is used for measuring the distance between the midpoint of the connecting line of the excitation source and a measured object;
the computer (112) is used for processing the thermal imaging picture returned by the thermal imager and sending a control instruction to the DSP microprocessor;
and the ARM micro-processor (113) is used for processing the infrared thermal imaging pictures collected by the thermal infrared imager.
2. The DSP-based infrared thermal imaging defect nondestructive testing device according to claim 1, characterized in that: the storage battery (101) is respectively connected with the DC12V power supply box (102), the storage battery management system (103) and the inverter (104), the DC12V power supply box (102) is respectively connected with the wireless router (105), the thermal infrared imager (106) and the ARM micro-processor (113), the system comprises a DSP (digital signal processor) micro-processor (107), a storage battery management system (103), an inverter (104), an excitation source (108), a cradle head (109), an LCD (liquid crystal display) screen (110), a laser range finder (111) and a thermal infrared imager (106), wherein the DSP micro-processor (107), the inverter (104) and the excitation source (108) are connected, the DSP micro-processor (107) is respectively connected with the excitation source (108), the cradle head (109), the LCD screen (110), the laser range finder (111) and the thermal infrared imager (106), the thermal infrared imager (106) is connected with an ARM micro-processor (113), the ARM micro-processor (113) is connected with a wireless router (105), the wireless router (105) is connected with a computer (112), and the.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921052237.9U CN211877838U (en) | 2019-07-01 | 2019-07-01 | Infrared thermal imaging defect nondestructive testing device based on DSP |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921052237.9U CN211877838U (en) | 2019-07-01 | 2019-07-01 | Infrared thermal imaging defect nondestructive testing device based on DSP |
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| CN211877838U true CN211877838U (en) | 2020-11-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110333267A (en) * | 2019-07-01 | 2019-10-15 | 武汉科技大学 | One kind being based on RSBSS Infrared Non-destructive Testing thermal imaging imperfection image processing method and system |
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2019
- 2019-07-01 CN CN201921052237.9U patent/CN211877838U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110333267A (en) * | 2019-07-01 | 2019-10-15 | 武汉科技大学 | One kind being based on RSBSS Infrared Non-destructive Testing thermal imaging imperfection image processing method and system |
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