CN202177610U - Automatic injection type titration digital display carbon and sulfur conjunction-measuring analyzer - Google Patents
Automatic injection type titration digital display carbon and sulfur conjunction-measuring analyzer Download PDFInfo
- Publication number
- CN202177610U CN202177610U CN2011202567009U CN201120256700U CN202177610U CN 202177610 U CN202177610 U CN 202177610U CN 2011202567009 U CN2011202567009 U CN 2011202567009U CN 201120256700 U CN201120256700 U CN 201120256700U CN 202177610 U CN202177610 U CN 202177610U
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- carbon
- sulfur
- photoelectric conversion
- conversion device
- load driving
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Abstract
An automatic injection type titration digital display carbon and sulfur conjunction-measuring analyzer comprises a carbon and sulfur absorption cup, an external button, a power supply, a single-chip microcomputer micro control unit (MCU), a photoelectric conversion device, an operational amplifier, a load driving circuit, an injection type titration device, a pressure sensor, an analog to digital (A/D) converter and a displayer. The photoelectric conversion device is arranged in the carbon and sulfur cup, the output of the photoelectric conversion device is connected to the single-chip microcomputer MCU through the operational amplifier, the external button is connected with the single-chip microcomputer MCU, the output of the single-chip microcomputer MCU is connected to the load driving circuit, the pressure sensor is connected to the displayer through the A/D converter, the load driving circuit is connected with the injection type titration device, and the power supply is used for supplying power. The automatic injection type titration digital display carbon and sulfur conjunction-measuring analyzer achieves control of automatic detection of carbon and sulfur, is high in automation, analytical speed, analytical precision and accuracy and improves working efficiency of testing and detecting workers.
Description
Technical field
The utility model belongs to ultimate analysis instrument technical field, is a kind of full-automatic injecting formula titrimetry digital display carbon sulphur translocation analyser.
Background technology
The titrimetry carbon and sulfur analytical instrument is on a kind of easy titration platform, and titration method is measured series of standards material or sample material by hand, and the hand-kept standard substance consumes the volume V that demarcates liquid
Mark(unit is a milliliter), the hand-kept sample material consumes the volume V that demarcates liquid
Examination(unit is a milliliter) is again according to the carbon of the standard substance that standard substance indicated or the normal concentration content C of sulphur
Mark, the concentration content C that converts and draw sample material
ExaminationOr in the hope of the concentration mapping to standard substance of the volume of standard substance, the manual drawing working curve checks in its concentration content according to the volume that sample material consumed then on working curve.
Concrete computing formula:
Titrimetry carbon and sulfur analytical instrument in the past; Though apparatus structure is simple, stable, have that automaticity is low, inconvenient operation, carbon sulphur detect and be manual titration, measurement result hand computation or check in shortcomings such as measurement result, inefficiency from the working curve of drawing.
Summary of the invention
The problem that the utility model will solve is: when the available technology adopting titrimetry is carried out analysis of carbon and sulfur, all be the mode of manual titration, the carbon and sulfur analytical instrument automaticity that is adopted is low, and measuring process is loaded down with trivial details, inefficiency.
The technical scheme of the utility model is: full-automatic injecting formula titrimetry digital display carbon sulphur translocation analyser; Comprise carbon sulfur-absorbing cup, external key, power supply, single-chip microprocessor MCU, photoelectric conversion device, operational amplifier, load driving circuits, injecting type titration apparatus, pressure transducer, A/D converter and display; Photoelectric conversion device is arranged on the carbon sulfur-absorbing cup; The output of photoelectric conversion device is connected to single-chip microprocessor MCU through operational amplifier; External key connects single-chip microprocessor MCU; Single-chip microprocessor MCU exports load driving circuits to, and the output of load driving circuits connects the injecting type titration apparatus, and the input end of pressure transducer connects the injecting type titration apparatus; Output terminal is connected to display through A/D converter, and power supply is to single-chip microprocessor MCU, photoelectric conversion device, operational amplifier, load driving circuits, pressure transducer, A/D converter and monitor power supply.
The utility model is provided with end print, the output connecting terminal PRN device of display.
A/D converter is 12 A/D converters.
The utility model to existing titrimetry carbon and sulfur analytical instrument have that automaticity is low, inconvenient operation, carbon sulphur detect and be manual titration, measurement result hand computation or check in shortcoming such as measurement result, inefficiency from the working curve of drawing and design and develop.The utility model all adopts the injecting type automatic titering process to the detection of carbon-sulfure elements; Two elements of carbon sulphur can detect simultaneously, adopt technology such as photoelectric conversion device and operational amplifier, single-chip microprocessor MCU and load driving circuits, injecting type titration apparatus to realize the control that carbon sulphur is detected automatically, and measurement result adopts A/D converter to realize the digitizing of measurement result; Digitized testing result can directly be printed; Be convenient to file, compare with carbon-sulfure elements content in the traditional hand titration measuring material, automaticity is improved; Analysis speed, analytical precision and accuracy are improved, have improved chemical examination testing staff's work efficiency.The utility model can be widely used in carbon, the element sulphur Determination on content in the pig iron, cast iron, magnesium iron, carbon junction steel, alloy steel, stainless steel, the high-abrasive material in the metal industry such as iron and steel, metallurgy, machinery, casting.
Description of drawings
Fig. 1 is the utility model structured flowchart.
Embodiment
As shown in Figure 1; The utility model comprises carbon sulfur-absorbing cup, external key, power supply, single-chip microprocessor MCU, photoelectric conversion device, operational amplifier, load driving circuits, injecting type titration apparatus, pressure transducer, A/D converter and display; Photoelectric conversion device is arranged on the carbon sulfur-absorbing cup; The output of photoelectric conversion device is connected to single-chip microprocessor MCU through operational amplifier; External key connects single-chip microprocessor MCU, and single-chip microprocessor MCU exports load driving circuits to, and the output of load driving circuits connects the injecting type titration apparatus; The input end of pressure transducer connects the injecting type titration apparatus; Output terminal is connected to display through A/D converter, and pressure transducer is used to detect the pressure differential that the carbon sulfur-absorbing cup absorbs front and back, and power supply is to single-chip microprocessor MCU, photoelectric conversion device, operational amplifier, load driving circuits, pressure transducer, A/D converter and monitor power supply.
Send operational order through external key to single-chip microcomputer, single-chip microprocessor MCU is sent the analytical test instruction, and photoelectric conversion device is made up of light source and silicon photocell; Along with the variation of solution colour in the carbon sulfur-absorbing cup, the light signal of light source that sees through carbon sulfur-absorbing cup solution in the photoelectric conversion device is along with changing, along with the faint direct current signal of change in optical signal silicon photocell output respective change; Silicon photocell output concatenation operation amplifier input terminal, operational amplifier output terminal voltage is also along with variation, and operational amplifier output terminal is connected with single-chip microprocessor MCU; Single-chip microcomputer is monitored operational amplifier output terminal voltage in real time; According to the variation of each output end voltage of operational amplifier, single-chip microprocessor MCU is sent the different frequency that correspondence opens or closes for a long time, the short period opens or closes, the short time opens or closes several kinds of states, and the said time is controlled by SCM program automatically; Each frequency is the control signal that detects carbon-sulfure elements; Through load driving circuits, the liquid electromagnetic valve in the injecting type titration apparatus sends control signal, carries out the titration work of corresponding time; Because the work of Single-chip Controlling injecting type titration apparatus; Realize that carbon sulphur testing process is full-automatic, reduce the error that factor such as artificial is brought, improved accuracy of detection.
Work along with the injecting type titration apparatus; The height of the volumetric solution that detection carbon sulphur is used also changes; Etch-proof pressure transducer is realized the collection of measurement data is amplified; 12 analog-digital converters of high precision are realized the digitizing of data-switching and measurement result, print testing result through terminal device.
Claims (3)
1. full-automatic injecting formula titrimetry digital display carbon sulphur translocation analyser; It is characterized in that comprising carbon sulfur-absorbing cup, external key, power supply, single-chip microprocessor MCU, photoelectric conversion device, operational amplifier, load driving circuits, injecting type titration apparatus, pressure transducer, A/D converter and display; Photoelectric conversion device is arranged on the carbon sulfur-absorbing cup; The output of photoelectric conversion device is connected to single-chip microprocessor MCU through operational amplifier, and external key connects single-chip microprocessor MCU, and single-chip microprocessor MCU exports load driving circuits to; The output of load driving circuits connects the injecting type titration apparatus; The input end of pressure transducer connects the injecting type titration apparatus, and output terminal is connected to display through A/D converter, and power supply is to single-chip microprocessor MCU, photoelectric conversion device, operational amplifier, load driving circuits, pressure transducer, A/D converter and monitor power supply.
2. full-automatic injecting formula titrimetry digital display carbon sulphur translocation analyser according to claim 1 is characterized in that being provided with end print, the output connecting terminal PRN device of display.
3. full-automatic injecting formula titrimetry digital display carbon sulphur translocation analyser according to claim 1 and 2 is characterized in that A/D converter is 12 A/D converters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202567009U CN202177610U (en) | 2011-07-20 | 2011-07-20 | Automatic injection type titration digital display carbon and sulfur conjunction-measuring analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202567009U CN202177610U (en) | 2011-07-20 | 2011-07-20 | Automatic injection type titration digital display carbon and sulfur conjunction-measuring analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202177610U true CN202177610U (en) | 2012-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202567009U Expired - Fee Related CN202177610U (en) | 2011-07-20 | 2011-07-20 | Automatic injection type titration digital display carbon and sulfur conjunction-measuring analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202177610U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007272A (en) * | 2014-05-28 | 2014-08-27 | 宁波管通机械有限公司 | Automatic carbon-sulphur joint detection instrument |
-
2011
- 2011-07-20 CN CN2011202567009U patent/CN202177610U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007272A (en) * | 2014-05-28 | 2014-08-27 | 宁波管通机械有限公司 | Automatic carbon-sulphur joint detection instrument |
| CN104007272B (en) * | 2014-05-28 | 2016-01-20 | 宁波管通机械有限公司 | Automatic carbon sulphur combined measuring instrument |
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Legal Events
| 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: 20120328 Termination date: 20130720 |