CN2212193Y - Voice identifichtion material position measuring and controlling instrument - Google Patents
Voice identifichtion material position measuring and controlling instrument Download PDFInfo
- Publication number
- CN2212193Y CN2212193Y CN 94229538 CN94229538U CN2212193Y CN 2212193 Y CN2212193 Y CN 2212193Y CN 94229538 CN94229538 CN 94229538 CN 94229538 U CN94229538 U CN 94229538U CN 2212193 Y CN2212193 Y CN 2212193Y
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- computer system
- amplifying circuit
- integrated package
- peripheral resistance
- controlling instrument
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- 239000000463 material Substances 0.000 title claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000005259 measurement Methods 0.000 claims abstract description 4
- 230000036581 peripheral resistance Effects 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 8
- 230000003321 amplification Effects 0.000 claims description 4
- 230000003116 impacting effect Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 2
- 230000002411 adverse Effects 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000004568 cement Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000005251 gamma ray Effects 0.000 description 1
- 238000005480 shot peening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model relates to a voice identification material position measuring and controlling instrument which is composed of a machine frame, a power supply board, a sensor head, a sound transmission piece, an amplifying circuit, and a computer system. In the utility model, the sensor head which is installed at a material position measuring point converts sound of different loudness into corresponding electric signals which are transmitted to the amplifying circuit; the sound is sent out by the impact of materials which are at different material positions; the amplifying circuit converts the received electric signals into pulse signals which are transmitted to the computer system for processing; then, effective signals are output by the computer system to an execution mechanism; consequently, material position control is realized. The utility model has the advantages of accurate measurement, high reliability, strong capability of interference rejection, and off-site operation, being particularly suitable for material position measurement and control in adverse environments.
Description
The utility model belongs to the level measuring and controlling instrument that industry spot is used, particularly a kind of measurement and control instrument of discerning material level according to the material level variation alternative sounds that material impacting sent.
Level of filler material control, the general aborning experience with the operator of China, thereby the very difficult accuracy that guarantees material level had both influenced product quality, throughput rate, wasted energy again.In the manufacture of cement, existing grog level measuring and controlling instrument is a gamma ray instrument, the gamma-rays infringement health that this kind instrument produces, moreover exist and difficulty is installed, can not therefore be difficult to promote away from shortcomings such as bad working environment, poor reliability, price are expensive.
The purpose of this utility model is to overcome the deficiency of prior art, and a kind of voice recognition level measuring and controlling instrument is provided, and this kind instrument is not only harmless to health, and easy for installation, and is simple to operate.
The level measuring and controlling instrument of realization the utility model purpose is made up of frame, power panel, sensor head, transmission sound part, amplifying circuit and computer system.All components and parts of frame support and installation amplifying circuit, computer system; The transmission sound part connects tested material level place and sensor head; The input end of the output termination amplifying circuit of sensor head, the sound of the different sizes that material impacting is sent during with different material level converts the electric signal of corresponding size to and is defeated by amplifying circuit; The input end of the output termination computer system of amplifying circuit is transformed into pulse signal with its electric signal amplification that receives, filtering, amplification again, full-wave rectification, stack, after oppositely and is defeated by computer system; The material level control executing mechanism of the output termination industry spot of computer system is handled back output useful signal with its pulse signal that receives and is given topworks, thereby realizes the control of material level.
In order to realize the purpose of this utility model better, as follows according to the structure of the designed amplifying circuit of above-mentioned overall plan, computer system and transmission sound part:
Amplifying circuit is by prime amplifier, and the voltage-controlled active filter of second order, low-pass filter, amplifier, full wave rectifier, superimposer, reverser and two triggers are formed.
Computer system is made up of microcomputer, two-way photoisolator, driver, signal Great Power Driver and display device, the input end of microcomputer connects No. one photoisolator and driver, and output terminal connects No. one photoisolator, signal Great Power Driver and display device.
The transmission sound part is metal bar or metal tube, and itself and tested material level place link are horn-like, and size is determined according to the scene.
Concrete structure of the present utility model is provided by following embodiment and accompanying drawing thereof.
Fig. 1 is a kind of structure diagram of the voice recognition level measuring and controlling instrument that proposes according to the utility model;
Fig. 2 is the use installation diagram of voice recognition level measuring and controlling instrument;
Fig. 3 is the fundamental diagram of voice recognition level measuring and controlling instrument;
Fig. 4 is the block scheme of amplifying circuit;
Fig. 5 is a kind of electrical schematic diagram of amplifying circuit;
Fig. 6 is the structured flowchart of computer system;
Fig. 7 is the structural drawing of transmission sound part.
Below in conjunction with accompanying drawing structure of the present utility model is described further.
Embodiment:
Voice recognition level measuring and controlling instrument in the present embodiment, its structure as shown in Figure 1, form by sensor head 1, power panel 2, amplifying circuit 3, the department of computer science frame 5 of unifying, reometer 6, digital display screen 7, knob 8, reset switch 9 and switch 10 are housed on frame 5 shells.The structure of amplifying circuit 3 such as Fig. 4, shown in Figure 5, its prime amplifier is by integrated package 741 and peripheral resistance R thereof
1R
2R
3R
4And capacitor C
1C
2Constitute, the voltage-controlled active filter of second order is by integrated package 324 and peripheral resistance R thereof
9R
10R
11And capacitor C
4C
5Constitute, amplifier is by integrated package 324 and peripheral resistance R thereof
12R
13, potentiometer W constitutes, full wave rectifier is by integrated package 324 and peripheral resistance R thereof
14R
15R
16R
17, diode D constitutes, superimposer is by integrated package 324 and peripheral resistance R thereof
18R
19R
20And capacitor C
6Constitute, trigger is made of integrated package 324.The structure of computer system as shown in Figure 6, the model of microcomputer 4 is MCS-518031, the photoisolator of its input end is that TPL-521, driver are 7407, the photoisolator of its output terminal also is TPL-521.Principle of work as shown in Figure 3, the sound of the sensor head 1 different sizes that material impacting is sent during with different material level convert the electric signal of corresponding size to and are defeated by amplifying circuit 3, amplifying circuit is transformed into pulse signal with its electric signal that receives and is defeated by computer system, computer system is handled back output useful signal with the pulse signal that receives and is given topworks, thereby realizes the control of material level.
Level measuring and controlling instrument in the present embodiment is used for the cement clinker material level and detects, and its mounting means as shown in Figure 2.Transmission sound part 11 is an iron pipe, its horn-like end and 12 welding of blanking iron pipe, and its other end is connected with sensor head 1.When cement clinker 13 fell from stove 14, bump iron pipe 12 will be sounded, and this vibration signal is delivered to sensor head 1 by transmission sound part 11 with the speed more than 5000m/second.
Concrete structure of the present utility model is not limited to the foregoing description, and its protection domain is determined by claims.
The utility model not only can be used for cement mill grog material level and detects, and the material level that also can be used in the industries such as food, chemical industry, casting, shot-peening detects, and in a word, every material level changes can send alternative sounds, can carry out observing and controlling with this instrument.
The utlity model has following advantage:
1, can reach the requirement of level measuring and controlling in the production, guarantee the control height of material level, thereby improved productivity ratio, save the energy.
2, use sonic detection, and can operate away from rugged environment, be conducive to operator's health.
3, simple in structure, used components and parts do not have specific (special) requirements, are convenient to produce in enormous quantities.
4, be easy to install, easy to operate, the reliability height is anti-interference strong.
5, cost is low, and volume is little.
Claims (5)
1, a kind of voice recognition level measuring and controlling instrument is characterized in that this measurement and control instrument is made up of frame (5), power panel (2), sensor head (1), transmission sound part (11), amplifying circuit (3) and computer system,
Frame (5) supports and installs all components and parts of amplifying circuit, computer system,
Transmission sound part (11) connects tested material level place and sensor head (1),
The output terminal of sensor head (1) receives the input end of big circuit (3), and the sound of the different sizes that material impacting is sent during with different material level converts the electric signal of corresponding size to and is defeated by amplifying circuit,
The input end of the output termination computer system of amplifying circuit (3) is transformed into pulse signal with its electric signal amplification that receives, filtering, amplification again, full-wave rectification, stack, after oppositely and is defeated by computer system,
The material level control executing mechanism of the output termination industry spot of computer system is handled back output useful signal with its pulse signal that receives and is given topworks, thereby realizes the control of material level.
2, level measuring and controlling instrument according to claim 1 is characterized in that amplifying circuit (3) is made up of prime amplifier, the voltage-controlled active filter of second order, low-pass filter, amplifier, full wave rectifier, superimposer, reverser and two triggers.
3, level measuring and controlling instrument according to claim 1 and 2, it is characterized in that computer system is made up of microcomputer (4), two-way photoisolator, driver, signal Great Power Driver and display device, the input end of microcomputer (4) connects No. one photoisolator and driver, and output terminal connects No. one photoisolator, signal Great Power Driver and display device.
4, level measuring and controlling instrument according to claim 2 is characterized in that:
Prime amplifier is by integrated package 741 and peripheral resistance R thereof
1R
2R
3R
4And capacitor C
1C
2Constitute,
The voltage-controlled active filter of second order is by integrated package 324 and peripheral resistance R thereof
5R
6R
7R
8And capacitor C
2Constitute,
Low-pass filter is by integrated package 324 and peripheral resistance R thereof
9R
10R
11And capacitor C
4C
5Constitute,
Amplifier is by integrated package 324 and peripheral resistance R thereof
12R
13, potentiometer W constitutes,
Full wave rectifier is by integrated package 324 and peripheral resistance R thereof
14R
15R
16R
17, diode D constitutes,
Superimposer is by integrated package 324 and peripheral resistance R thereof
18R
19R
20And capacitor C
6Constitute,
Reverser is by integrated package 324 and peripheral resistance R thereof
21R
22R
23And capacitor C
7Constitute,
Trigger is made of integrated package 324.
5, level measuring and controlling instrument according to claim 1 is characterized in that transmission sound part (11) is metal bar or metal tube, and itself and tested material level place link are horn-like.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94229538 CN2212193Y (en) | 1994-08-29 | 1994-08-29 | Voice identifichtion material position measuring and controlling instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94229538 CN2212193Y (en) | 1994-08-29 | 1994-08-29 | Voice identifichtion material position measuring and controlling instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2212193Y true CN2212193Y (en) | 1995-11-08 |
Family
ID=33841843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94229538 Expired - Fee Related CN2212193Y (en) | 1994-08-29 | 1994-08-29 | Voice identifichtion material position measuring and controlling instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2212193Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105236044A (en) * | 2015-11-09 | 2016-01-13 | 江南大学 | Method for detecting and displaying storage state of pithead coal bunker |
| CN105292834A (en) * | 2015-11-09 | 2016-02-03 | 江南大学 | Bin space sensing device for ground coal bin |
| CN105371918A (en) * | 2015-11-09 | 2016-03-02 | 江南大学 | Coal bunker location detection method |
| CN115449586A (en) * | 2022-09-08 | 2022-12-09 | 河钢乐亭钢铁有限公司 | Sound analysis-based alloy blanking condition detection device and method |
| CN116198998A (en) * | 2022-12-27 | 2023-06-02 | 北新集团建材股份有限公司 | A kind of unloading device and bin system |
| CN119781004A (en) * | 2023-09-28 | 2025-04-08 | 广州极飞科技股份有限公司 | Material delivery detection device, detection method and unmanned equipment |
-
1994
- 1994-08-29 CN CN 94229538 patent/CN2212193Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105236044A (en) * | 2015-11-09 | 2016-01-13 | 江南大学 | Method for detecting and displaying storage state of pithead coal bunker |
| CN105292834A (en) * | 2015-11-09 | 2016-02-03 | 江南大学 | Bin space sensing device for ground coal bin |
| CN105371918A (en) * | 2015-11-09 | 2016-03-02 | 江南大学 | Coal bunker location detection method |
| CN105292834B (en) * | 2015-11-09 | 2017-11-21 | 江南大学 | A kind of ground coal bunker position in storehouse sensing device |
| CN115449586A (en) * | 2022-09-08 | 2022-12-09 | 河钢乐亭钢铁有限公司 | Sound analysis-based alloy blanking condition detection device and method |
| CN116198998A (en) * | 2022-12-27 | 2023-06-02 | 北新集团建材股份有限公司 | A kind of unloading device and bin system |
| CN119781004A (en) * | 2023-09-28 | 2025-04-08 | 广州极飞科技股份有限公司 | Material delivery detection device, detection method and unmanned equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |