CN103674773B - A kind of ultrasound wave specific weight measurer - Google Patents
A kind of ultrasound wave specific weight measurer Download PDFInfo
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- CN103674773B CN103674773B CN201310693748.XA CN201310693748A CN103674773B CN 103674773 B CN103674773 B CN 103674773B CN 201310693748 A CN201310693748 A CN 201310693748A CN 103674773 B CN103674773 B CN 103674773B
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Abstract
The invention discloses a kind of ultrasound wave specific weight measurer, comprise base, ultrasound wave outer cover, test board, ultrasonic transmitter, ultrasonic probe, ultrasonic receiver, display device, pressure transducer, the first analog to digital converter, the second analog to digital converter, central processing module and driver module; Ultrasonic probe, ultrasonic receiver is connected with central processing module with the second analog to digital converter respectively by the first analog to digital converter with pressure transducer; Display device is connected with central processing module by driver module; Ultrasound wave specific weight measurer of the present invention, by the volume of ultrasonic measurement watermelon, and the quality of watermelon is measured by pressure transducer, watermelon density according to maturation is less than water, the density of jejune watermelon is greater than the principle of water, can whether maturation judges to watermelon, and the course of work is simple, easy to operate, measure accurately.
Description
Technical field
The present invention relates to a kind of ultrasound wave specific weight measurer.
Background technology
Lack a kind of method of accurate judgement watermelon maturation for a long time, traditional incision formula and listen the method for sound formula to there are many mistaken ideas always, watermelon incision can be reduced its shelf-life, pat the method for listening sound, very easily occur the judgement of mistake.
Summary of the invention
For the technical matters of above-mentioned existence, the object of the invention is: propose a kind of ultrasound wave specific weight measurer.
Technical solution of the present invention is achieved in that a kind of ultrasound wave specific weight measurer, comprises base, ultrasound wave outer cover, test board, ultrasonic transmitter, ultrasonic probe, ultrasonic receiver, display device, pressure transducer, the first analog to digital converter, the second analog to digital converter, central processing module and driver module; Described ultrasound wave outer cover and test board are all arranged on base, and test board is arranged in ultrasound wave outer cover; Described ultrasonic transmitter has multiple, and multiple ultrasonic transmitter is arranged on ultrasound wave outer cover, and the transmitting terminal of each ultrasonic transmitter is all arranged on the inner side of ultrasound wave outer cover; Described ultrasonic probe, ultrasonic receiver is arranged on the inner side of ultrasound wave outer cover; Described pressure transducer is arranged on test board; Described ultrasonic transmitter sends ultrasound wave by central processing module drived control; Described ultrasonic probe, ultrasonic receiver catches the ultrasound wave that ultrasonic transmitter sends, and by the first analog to digital converter by the signal transmission that captures to central processing module; Described pressure transducer by the second analog to digital converter by the signal transmission that captures to central processing module; Described central processing module by driver module by measurement result display on the display apparatus.
Preferably, described ultrasonic transmitter is uniformly distributed on ultrasound wave outer cover.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
Ultrasound wave specific weight measurer of the present invention, by the volume of ultrasonic measurement watermelon, and the quality of watermelon is measured by pressure transducer, watermelon density according to maturation is less than water, the density of jejune watermelon is greater than the principle of water, can whether maturation judges to watermelon, and the course of work is simple, easy to operate, measure accurately.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solution of the present invention is described further:
Accompanying drawing 1 is the structural representation of a kind of ultrasound wave specific weight measurer of the present invention;
Accompanying drawing 2 is the operational module block scheme of a kind of ultrasound wave specific weight measurer of the present invention;
Accompanying drawing 3 is the circuit diagram of the ultrasonic transmitter of a kind of ultrasound wave specific weight measurer of the present invention;
Accompanying drawing 4 is the circuit diagram of the ultrasonic probe, ultrasonic receiver of a kind of ultrasound wave specific weight measurer of the present invention;
Accompanying drawing 5 is the circuit diagram of the first analog to digital converter of a kind of ultrasound wave specific weight measurer of the present invention;
Accompanying drawing 6 is the circuit diagram of the central processing module of a kind of ultrasound wave specific weight measurer of the present invention;
Accompanying drawing 7 is a kind of display device of ultrasound wave specific weight measurer of the present invention and the circuit diagram of driver module;
Accompanying drawing 8 is a kind of gravity sensor of ultrasound wave specific weight measurer of the present invention and the circuit diagram of the second analog to digital converter;
Wherein: 1, base; 2, ultrasound wave outer cover; 3, test board; 4, ultrasonic transmitter; 5, ultrasonic probe, ultrasonic receiver; 6, display device; 7, sample.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described.
As shown in Figure 1-2, a kind of ultrasound wave specific weight measurer of the present invention, comprises base 1, ultrasound wave outer cover 2, test board 3, ultrasonic transmitter 4, ultrasonic probe, ultrasonic receiver 5, display device 6, pressure transducer, the first analog to digital converter, the second analog to digital converter, central processing module and driver module; Described ultrasound wave outer cover 2 and test board 3 are all arranged on base 1, and test board 3 is arranged in ultrasound wave outer cover 2; Described ultrasonic transmitter 4 has multiple, and multiple ultrasonic transmitter 4 is arranged on ultrasound wave outer cover 2 equably, and the transmitting terminal of each ultrasonic transmitter 4 is all arranged on the inner side of ultrasound wave outer cover 2; Described ultrasonic transmitter 4 is by central processing module drived control; Described ultrasonic probe, ultrasonic receiver 5 is arranged on the inner side of ultrasound wave outer cover 2; Described pressure transducer is arranged on test board 3; Described ultrasonic probe, ultrasonic receiver is connected with central processing module with the second analog to digital converter respectively by the first analog to digital converter with pressure transducer; Described display device 6 is connected with central processing module by driver module.
As shown in figures 3-8, ultrasonic transmitter adopts CX20106 chip, and the Master control chip of central processing module is single chip computer89C51, P2_2 with P2_3 wiring place of ultrasonic transmitter is connected with P2_2 with the P2_3 pin of central processing module; The chip model of ultrasonic probe, ultrasonic receiver is CD4069, the chip model of the first analog to digital converter and the second analog to digital converter is ADC0804CN, P2_0 with the P2_1 pin of ultrasonic probe, ultrasonic receiver is connected with P2_0 with P2_1 wiring place of the first analog to digital converter, and DB0 to the DB7 pin of the first analog to digital converter is connected successively with P10 to the P17 pin of central processing module; The model of pressure transducer is MPX10, and the signal pins of pressure transducer is connected with the IN+ pin of the second analog to digital converter; P4-0 to the P4-5 pin of the second analog to digital converter is connected with P4-0 to the P4-5 pin of central processing module; The chip model of driver module is ATMEGA16, and P00 to the P07 pin of central processing module is connected successively with PC0 to the PC7 pin of driver module; Described display device 6 is arranged on base 1, display device 6 for model be the LCDs of LCD12864A.
During measurement, the sample 7 of watermelon is placed on the central authorities of test board 3, ultrasonic transmitter 4 sends ultrasound wave by central processing module drived control, the ultrasound wave that ultrasonic probe, ultrasonic receiver 5 will capture ultrasonic transmitter 4 and sends, and by the first analog to digital converter, simulating signal is converted into digital signal, transfer to central processing module, calculated the volume of sample 7 by central processing module; The weight signal of sample 7 is passed to central processing module by the second analog to digital converter by the pressure transducer on test board 3, the quality of sample 7 is calculated by central processing module, watermelon density according to maturation is less than water, the density of jejune watermelon is greater than the principle of water, these data of the density of the volume of sample 7, quality and water are carried out simple computation, and by driver module, result is presented in display device 6.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
Ultrasound wave specific weight measurer of the present invention, by the volume of ultrasonic measurement watermelon, and the quality of watermelon is measured by pressure transducer, watermelon density according to maturation is less than water, the density of jejune watermelon is greater than the principle of water, can whether maturation judges to watermelon, and the course of work is simple, easy to operate, measure accurately.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and be implemented; can not limit the scope of the invention with this; all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (2)
1. a ultrasound wave specific weight measurer, is characterized in that: comprise base (1), ultrasound wave outer cover (2), test board (3), ultrasonic transmitter (4), ultrasonic probe, ultrasonic receiver (5), display device (6), pressure transducer, the first analog to digital converter, the second analog to digital converter, central processing module and driver module; Described ultrasound wave outer cover (2) and test board (3) are all arranged on base (1), and test board (3) is arranged in ultrasound wave outer cover (2); Described ultrasonic transmitter (4) has multiple, and multiple ultrasonic transmitter (4) is arranged on ultrasound wave outer cover (2), and the transmitting terminal of each ultrasonic transmitter (4) is all arranged on the inner side of ultrasound wave outer cover (2); Described ultrasonic probe, ultrasonic receiver (5) is arranged on the inner side of ultrasound wave outer cover (2); Described pressure transducer is arranged on test board (3); Described ultrasonic transmitter (4) sends ultrasound wave by central processing module drived control; Described ultrasonic probe, ultrasonic receiver catches the ultrasound wave that ultrasonic transmitter (4) sends, and by the first analog to digital converter by the signal transmission that captures to central processing module; Described pressure transducer by the second analog to digital converter by the signal transmission that captures to central processing module; Measurement result is presented in display device (6) by driver module by described central processing module.
2. ultrasound wave specific weight measurer according to claim 1, is characterized in that: described ultrasonic transmitter (4) is uniformly distributed on ultrasound wave outer cover (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310693748.XA CN103674773B (en) | 2013-12-17 | 2013-12-17 | A kind of ultrasound wave specific weight measurer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310693748.XA CN103674773B (en) | 2013-12-17 | 2013-12-17 | A kind of ultrasound wave specific weight measurer |
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| CN103674773A CN103674773A (en) | 2014-03-26 |
| CN103674773B true CN103674773B (en) | 2015-12-23 |
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| CN111562049B (en) * | 2020-06-03 | 2021-10-08 | 大庆市豪方石油科技有限公司 | Pressure transmitter suitable for high-strength impact |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203705298U (en) * | 2013-12-17 | 2014-07-09 | 苏州市职业大学 | Ultrasonic specific gravity measuring equipment |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58155335A (en) * | 1982-03-12 | 1983-09-16 | Tanaka Kikinzoku Kogyo Kk | Assessement of gold bullion |
| JPS59218947A (en) * | 1983-03-07 | 1984-12-10 | Mitsubishi Electric Corp | Method for measuring distribution of space density by ultrasonic wave and its display device |
| JPS6371631A (en) * | 1986-09-16 | 1988-04-01 | Nippon Steel Chem Co Ltd | Measuring method for fiber block density |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203705298U (en) * | 2013-12-17 | 2014-07-09 | 苏州市职业大学 | Ultrasonic specific gravity measuring equipment |
Non-Patent Citations (1)
| Title |
|---|
| 三维超声容积自动测量技术的准确性及重复性研究;徐辉雄 等;《中国超声医学杂志》;20030331;第19卷(第3期);232-236 * |
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