CN201548218U - Ultrasonic thickness gauge - Google Patents
Ultrasonic thickness gauge Download PDFInfo
- Publication number
- CN201548218U CN201548218U CN2009202464325U CN200920246432U CN201548218U CN 201548218 U CN201548218 U CN 201548218U CN 2009202464325 U CN2009202464325 U CN 2009202464325U CN 200920246432 U CN200920246432 U CN 200920246432U CN 201548218 U CN201548218 U CN 201548218U
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- thickness meter
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Abstract
The utility model relates to an ultrasonic thickness gauge, which is applied to the detection of the wall of a container, and mainly consists of a transmitting probe, a transmitting circuit, a receiving probe, a receiving circuit, a counting circuit, a storage and real-time clock circuit, a 232 communication circuit, a keyboard scan, a 128*6 display circuit and a central processor (CPU), wherein the keyboard scan and the 128*6 display circuit are respectively connected with the central processor. The utility model is characterized in that the 232 communication circuit, the counting circuit and the storage and real-time clock circuit are respectively connected with the central processor. The central processor is connected with the transmitting and the receiving circuits through a signal wire, and the transmitting circuit is connected with the transmitting probe; and the receiving circuit is connected with the counting circuit through a signal wire. The ultrasonic thickness gauge has the advantages that: the thickness value of 4096 can be classified to store, the real-time clock circuit can record the happening accurate time of the event, the data is free from being lost after power-off, and the thickness value can be directly read out by the computer through the 232 communication circuit which is connected with the computer.
Description
Technical field
The utility model relates to plant equipment detection technique field, and particularly a kind of supersonic thickness meter of detection receptacle wall thickness is used for the supersonic thickness meter to equipment, container corrosion condition monitoring.
Background technology
At present, most same ultrasonic emitting of ultrasonic thickness measurement and receiving system constitute, and use the segmentation liquid crystal or use the segmentation charactron to show that information demonstration amount is limited, display mode is fixed; And do not have communication function, have shortcomings such as reading of setting data be loaded down with trivial details and not directly perceived.
The utility model content
The purpose of this utility model is: a kind of supersonic thickness meter is provided, realize that a plurality of points of chemical plant installations and container wall thickness detect, can a large amount of thickness data of storage, can realize that historical wall-thickness measurement data and actual measurement wall thickness data compare data transmission to computing machine and can carry out thickness relatively and analyze.
The technical solution adopted in the utility model is: supersonic thickness meter, mainly by transmitting probe, radiating circuit, receiving transducer, accept circuit, counting circuit, storage and real time clock circuit, 232 telecommunication circuits, keyboard scan, 128*6 display circuit, central processing unit (CPU) is formed, keyboard scan is connected central processing unit respectively with the 128*6 display circuit.It is characterized in that: 232 telecommunication circuits, counting circuit and storage and real time clock circuit are connected with central processing unit respectively.On central processing unit, be connected with radiating circuit and radiating circuit is connected with transmitting probe by signal wire.On central processing unit, be connected with and accept receive circuit and receiving circuit is connected with receiving transducer by signal wire.Accepting has signal wire to be connected between circuit and the counting circuit.
The model of described transmitting probe is 5Z10FG-H
The model of described receiving transducer is 5Z10FG-H
Described central processing unit (CPU) is a single-chip microcomputer, and model is AVR Atmega128.
232 telecommunication circuit models are MAX232.
128*6 display circuit model is LZHS12864.
The model of counting circuit is 74HC393.
The real time clock circuit model is DS1302.
The utility model supersonic thickness meter be have ultrasonic thickness test, power supply, data storage, from the advanced ultrasound thickness measuring instrument of comprehensive functions such as normal moveout correction, 232 communications.Principle is: by single-chip microcomputer (AVR) control radiating circuit, by ultrasonic emitting probe emission ultrasound wave, after receiving transducer receives the ultrasound wave that returns, the return voltage signal, signal by amplify, middle week coupling back produces the width of pulse, and the crystal oscillator pulsed modulation of 25MHz in this pulse, is calculated the number of pulse by counter circuit, thereby calculate pulsewidth, obtain length.
Have real-time clock and mass storage, can 4096 one-tenth-value thickness 1/10s of packet memory, have thickness data analysis of trend function, can read the thicknessmeter historical data by 232 telecommunication circuits simultaneously.Be particularly suitable for the application of the occasion of seriously corrodeds such as petrochemical complex.Adopt the ultrasonic measurement principle, be applicable to can make ultrasound wave with certain speed within it portion propagate and the measurement of the various material thicknesses that can obtain reflecting from its back side.
The beneficial effects of the utility model: the utility model supersonic thickness meter
Can 4096 one-tenth-value thickness 1/10s of packet memory, shutdown back data are not lost, and one-tenth-value thickness 1/10 can be connected directly with computer by 232 communications to be read, and makes things convenient for the post-processed of data;
Can be by USB interface to battery charge, battery can use repeatedly, low-voltage prompting, the timing automatic shutdown and manually shutdown combine, make battery operated longer and environmental protection more.
The correct time that real time clock circuit can recording events takes place.
Use 128*64 display circuit (liquid crystal) as main display interface, the convenient use, rich display information and can change displaying contents by programming.
Description of drawings
Fig. 1 is the utility model supersonic thickness meter structural representation.
Among the figure, 1. transmitting probe, 2. radiating circuit, 3. receiving transducer is 4. accepted circuit, 5. counting circuit, 6. storage and real time clock circuit, 7.232 telecommunication circuits, 8. central processing unit, 9. keyboard scan, 10.128*6 display circuit.
Embodiment
Embodiment 1: with a supersonic thickness meter is example, and the utility model is described in further detail.
Consult Fig. 1.The utility model supersonic thickness meter, by transmitting probe 1, radiating circuit 2, receiving transducer 3, accept circuit 4, counting circuit 5, storage and real time clock circuit 6,232 telecommunication circuits 7, keyboard scan 9,128*6 display circuit 10, central processing unit 8 is formed,
232 telecommunication circuits 7, counting circuit 5 and storage and real time clock circuit 6 are connected with central processing unit 8 respectively.232 telecommunication circuits, 7 models are MAX232.The model of counting circuit 5 is 74HC393.Storage and real time clock circuit 6 models are DS1302.
On central processing unit 8, be connected with radiating circuit 2, and radiating circuit 2 is connected by the cassette web member with transmitting probe 1 by signal wire.The model of transmitting probe 1 is 5Z10FG-H.
On central processing unit 8, be connected with acceptance and receive circuit 4, and receiving circuit 4 is connected by the cassette web member with receiving transducer 3 by signal wire.The model of receiving transducer 3 is 5Z10FG-H.
Accepting has signal wire to be connected between circuit 4 and the counting circuit 5.
Claims (8)
1. supersonic thickness meter, mainly by transmitting probe (1), radiating circuit (2), receiving transducer (3), accept circuit (4), counting circuit (5), storage and real time clock circuit (6), 232 telecommunication circuits (7), keyboard scan (9), 128*6 display circuit (10) and central processing unit (8) and form, keyboard scan (9) is connected central processing unit (8) respectively with 128*6 display circuit (10); It is characterized in that: 232 telecommunication circuits (7), counting circuit (5) and storage and real time clock circuit (6) are connected with central processing unit (8) respectively; Central processing unit (8) upward is connected with radiating circuit (2) by signal wire and radiating circuit (2) is connected with transmitting probe (1); Go up to be connected with at central processing unit (8) and accept to receive circuit (4) and receiving circuit (4) is connected with receiving transducer (3) by signal wire; Accepting has signal wire to be connected between circuit (4) and the counting circuit (5).
2. supersonic thickness meter according to claim 1 is characterized in that: the model of described transmitting probe (1) is 5Z10FG-H.
3. supersonic thickness meter according to claim 1 is characterized in that: the model of described receiving transducer (3) is 5Z10FG-H.
4. supersonic thickness meter according to claim 1 is characterized in that: described central processing unit (8) is an AVR Atmega128 single-chip microcomputer.
5. supersonic thickness meter according to claim 1 is characterized in that: 232 telecommunication circuits (7) model is MAX232.
6. supersonic thickness meter according to claim 1 is characterized in that: 128*6 display circuit (10) model is LZHS12864.
7. supersonic thickness meter according to claim 1 is characterized in that: the model of counting circuit (5) is 74HC393.
8. supersonic thickness meter according to claim 1 is characterized in that: real time clock circuit (6) model is DS1302.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202464325U CN201548218U (en) | 2009-10-22 | 2009-10-22 | Ultrasonic thickness gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202464325U CN201548218U (en) | 2009-10-22 | 2009-10-22 | Ultrasonic thickness gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201548218U true CN201548218U (en) | 2010-08-11 |
Family
ID=42603392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202464325U Expired - Lifetime CN201548218U (en) | 2009-10-22 | 2009-10-22 | Ultrasonic thickness gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201548218U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103633951A (en) * | 2013-12-09 | 2014-03-12 | 电子科技大学 | Power amplification circuit and ultrasonic thickness measuring device adopting same |
| CN112945156A (en) * | 2021-04-22 | 2021-06-11 | 北京奥蓝仕技术有限公司 | Testing device and system based on ultrasonic online wall thickness monitoring |
-
2009
- 2009-10-22 CN CN2009202464325U patent/CN201548218U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103633951A (en) * | 2013-12-09 | 2014-03-12 | 电子科技大学 | Power amplification circuit and ultrasonic thickness measuring device adopting same |
| CN112945156A (en) * | 2021-04-22 | 2021-06-11 | 北京奥蓝仕技术有限公司 | Testing device and system based on ultrasonic online wall thickness monitoring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100811 |