CN203672853U - Chemical engineering automatic moisture titrator - Google Patents
Chemical engineering automatic moisture titrator Download PDFInfo
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- CN203672853U CN203672853U CN201320756116.9U CN201320756116U CN203672853U CN 203672853 U CN203672853 U CN 203672853U CN 201320756116 U CN201320756116 U CN 201320756116U CN 203672853 U CN203672853 U CN 203672853U
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Abstract
The utility model provides a chemical engineering automatic moisture titrator. The chemical engineering automatic moisture titrator comprises a reaction tank, a sampling module, a titration module, a display module and a control module, wherein a magnetic stirrer is arranged at the bottom of the reaction tank; the sampling module comprises an injection pump and a peristaltic pump which are used for injecting a sample to be detected into the reaction tank; the titration module is used for injecting a titration reagent into the reaction tank through a burette; the display module is used for displaying detected parameters of the sample liquid to be detected; the control module is connected with the sampling module, the titration module and the display module. The chemical engineering automatic moisture titrator provided by the utility model adopts fully-automatic control, is high in accuracy, can detect the hardness of a water quality, is high in detection efficiency, can determine a titration terminal through the change of colors, is multi-functional, and can determine the titration terminal through either the change of electric potential or the change of colors.
Description
Technical field
The utility model relates to the automatic moisture content titrator of a kind of chemical industry, belongs to chemical industry instrument field.
Background technology
Autotitrator is the laboratory volumetric apparatus with high analyte precision, have perfect and powerful function, can be applicable to the fields such as food, medicine inspection, disease control, check, commodity inspection, water treatment, oil, chemical industry, ocean, electric power, environmental protection, new forms of energy, teaching, scientific research.Instrument adopts modular design, is made up of capacity titration apparatus, control device and measurement mechanism three parts.Instrument has the functions such as pre-titration, default endpoint titration, blank titration and manual titration can generate voluntarily special titration mode, has expanded Instrumentation Operating Areas.When use, the reagent solution of known accurate concentration (being standard solution) is titrated to by buret in the solution of predicting of substance, until institute's reagent adding and predicting of substance are by stoichiometry quantitative response, obtained the content of predicting of substance by concentration and consumption volume, be a kind of method of determining titration end-point, generally determine terminal by measuring potential change or change color.But, mostly there is the shortcoming that precision is low in the titrator using at present, simultaneously, because testing sample is various, in the time repeatedly carrying out a large amount of titration operation, be difficult to remain the precision of titration, and function singleness, can only be measured maybe and can only be measured by change color by potential change, and will not possess the titrator of these two kinds of functions simultaneously.
Utility model content
Based on the problems referred to above, the technical problems to be solved in the utility model is to provide the automatic moisture content titrator of a kind of chemical industry, and it adopts Automatic Control, and precision is high, can detect water hardness, and detection efficiency is high.
For solving above technical matters, the utility model has adopted following technical scheme:
The automatic moisture content titrator of a kind of chemical industry, comprising: reactive tank, and the bottom of described reactive tank is provided with magnetic stirrer; Sampling module, comprise liquid container to be measured, sampling pump, sampling valve, intermediate receptacle, syringe pump, soda liquor container and peristaltic pump, described syringe pump is arranged in intermediate receptacle, described liquid container to be measured, sampling pump, sampling valve, syringe pump are connected successively with reactive tank, described soda liquor container, peristaltic pump and cleaning valve are connected successively, liquid to be measured is injected intermediate receptacle by described sampling pump, syringe pump injects reactive tank by liquid to be measured again from intermediate receptacle, and described peristaltic pump injects cleaning fluid described reactive tank from soda liquor container; Titration module, comprise vs container, plug, drain pipe, T-valve and the buret with scale, described vs container bottom is provided with liquid outlet, described plug is connected with described liquid outlet, one end of described drain pipe and described plug are set-located, the other end of described drain pipe is connected with T-valve, and described T-valve is connected with the buret with scale respectively, and described buret is injected into vs in described reactive tank; Display module, for showing the location parameter of liquid to be measured; Control module, is electrically connected with described sampling pump, sampling valve, syringe pump, magnetic stirrer, peristaltic pump and titration pump.
Further, described titrator also comprises buzzer siren, and described buzzer siren and control module are electrically connected.
Further, described control module is computer.
Further, described titrator also comprises camera, and described camera is connected with control module, and the result of production is transferred to control module.
Further, described control module is also connected with the thermal printer of the report of output print at any time.
Further, on described peristaltic pump, be provided with speed governing knob.
Further, described buret is kapillary.
Adopt above technical scheme, the obtained beneficial effect of the utility model is:
The automatic moisture content titrator of chemical industry described in the utility model, it adopts Automatic Control, precision is high, can detect water hardness, and detection efficiency is high, also can measure titration end-point by change color, functional diversities, both can be measured also and can be measured by change color by potential change simultaneously.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, technology of the present utility model is described in further detail:
Fig. 1 is the schematic diagram of the automatic moisture content titrator of the utility model chemical industry.
Embodiment
As shown in Figure 1, be the schematic diagram of the automatic moisture content titrator of chemical industry described in the utility model, the automatic moisture content titrator of chemical industry described in the utility model comprises reactive tank 6, sampling module, titration module, display module and control module 13.
Reactive tank 6 is for splendid attire solution to be measured and vs, it is the container carrying out for reacting, the top, side of reactive tank 6 is provided with overflow vent, below reactive tank 6, be provided with floss hole, the bottom of reactive tank 6 is provided with the magnetic stirring apparatus 14 for stirring or heat, magnetic stirring apparatus 14 is for helping the liquid in reactive tank 6 fully to react, magnetic stirring apparatus 14 adopts direct current generator, noise is little, speed governing is steady, totally enclosed type heating plate can be made auxiliary heating and use, the stirrer being refined into by teflon and high-quality magnet steel, high temperature resistant, wear-resisting, resistance to chemical attack, magnetic is strong.Can in airtight container, adjust mixed work, it is very good and convenient to use.
Described sampling module comprises liquid container 1 to be measured, sampling pump 15 and is arranged on the syringe pump 18 in intermediate receptacle 5, described liquid container to be measured 1, sampling pump 15, sampling valve 4 and syringe pump 18 are connected successively, the liquid to be measured in liquid container 1 to be measured is injected intermediate receptacle 5 by sampling pump 15, syringe pump 18 injects reactive tank 6 from intermediate receptacle 5 is interior by liquid to be measured again, between sampling pump 15 and intermediate receptacle 5, be also provided with sample valve 4, sample valve 4 is connected with control module 13 respectively with sampling pump 15, the injection that technician can Long-distance Control testing sample.
Sampling module also comprises soda liquor container 10 and peristaltic pump 9, described soda liquor container 10, peristaltic pump 9 and cleaning valve 8 are connected successively, peristaltic pump 9 injects reactive tank 6 by cleaning fluid from soda liquor container 10, between peristaltic pump 9 and reactive tank 6, cleaning valve 8 is set, peristaltic pump 9 is connected with control module 13 respectively with cleaning valve 8, the injection that technician can Long-distance Control cleaning fluid.On described peristaltic pump 9, be also provided with speed governing knob, in titration process, according to the titration process rotary peristaltic pump 9 speed governing knobs that show, control peristaltic pump 9 high speeds, low speed, stepping rotation or stop operating.
Titration module, comprise vs container 2, plug, drain pipe, titration pump 3, T-valve and at least one buret with scale, described vs container bottom is provided with liquid outlet, described plug is connected with described liquid outlet, one end of described drain pipe and described plug are set-located, the other end of described drain pipe is connected with T-valve, described T-valve is connected with the buret with scale respectively, described buret carries out titration to the liquid to be measured in different reactive tanks respectively, efficiency is higher, titration pump 3 injects reactive tank 6 by buret by vs, vs mixes with testing sample, described buret is kapillary, be convenient to flow accurately to control.
Display module comprises potential electrode 7, signal converter 11 and shows output module 12, show that output module 12 is by serial ports and control module 13 communications, potential electrode 7 is arranged in reactive tank 6, potential electrode 7 contacts with the liquid to be measured in reactive tank 6, and the numerical value measuring is sent to signal converter 11, detection numerical value is transferred to control module 13 by signal converter 11, shows that output module 12 is presented at these numerical value on interface.
As preferably, described titrator also comprises a camera 16, camera 16 can be monitored in real time and produce the solution in reactive tank 6, and the result of production is transferred to control module 13, then control module 13 is converted into the numerical information of analog quantity by analog to digital conversion the color space model of digital quantity, controller records and analyzes the color space model of the solution in the reactive tank 6 in titration process, further control titration pump 3, and finally judge titration catastrophe point by color space model, the real-time collection of illustrative plates of complete operation, shows final measurement result.Described control module 13 is also connected with a thermal printer 17, the report of output print at any time.
As preferably, described titrator also comprises buzzer siren, and described buzzer siren is connected with control module 13, and in the time that the numerical value recording reaches titration end-point value, control module 13 is controlled buzzer siren and given the alarm.
Titrator described in the utility model adopts Automatic Control, and precision is high, can detect water hardness, and detection efficiency is high, also can measure titration end-point by change color, functional diversities simultaneously.
Finally it should be noted that: these are only preferred embodiment of the present utility model; be not limited to the utility model; although the utility model is had been described in detail with reference to embodiment; for a person skilled in the art; its technical scheme that still can record aforementioned each embodiment is modified; or part technical characterictic is wherein equal to replacement; but all within spirit of the present utility model and principle; any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. the automatic moisture content titrator of chemical industry, is characterized in that, comprising:
Reactive tank, the bottom of described reactive tank is provided with magnetic stirrer;
Sampling module, comprise liquid container to be measured, sampling pump, sampling valve, intermediate receptacle, syringe pump, soda liquor container and peristaltic pump, described syringe pump is arranged in intermediate receptacle, described liquid container to be measured, sampling pump, sampling valve, syringe pump are connected successively with reactive tank, described soda liquor container, peristaltic pump and cleaning valve are connected successively, liquid to be measured is injected intermediate receptacle by described sampling pump, syringe pump injects reactive tank by liquid to be measured again from intermediate receptacle, and described peristaltic pump injects cleaning fluid described reactive tank from soda liquor container;
Titration module, comprise vs container, plug, drain pipe, T-valve and at least one buret with scale, described vs container bottom is provided with liquid outlet, described plug is connected with described liquid outlet, one end of described drain pipe and described plug are set-located, the other end of described drain pipe is connected with T-valve, and described T-valve is connected with the buret with scale respectively, and described buret is injected into vs in described reactive tank;
Display module, for showing the location parameter of liquid to be measured;
Control module, is electrically connected with described sampling pump, sampling valve, syringe pump, magnetic stirrer, peristaltic pump and titration pump.
2. the automatic moisture content titrator of chemical industry according to claim 1, is characterized in that: also comprise buzzer siren, described buzzer siren and control module are electrically connected.
3. the automatic moisture content titrator of chemical industry according to claim 1, is characterized in that: described control module is computer.
4. the automatic moisture content titrator of chemical industry according to claim 1, is characterized in that: also comprise camera, described camera is connected with control module, and the result of production is transferred to control module.
5. the automatic moisture content titrator of chemical industry according to claim 1, is characterized in that: described control module is also connected with the thermal printer of the report of output print at any time.
6. the automatic moisture content titrator of chemical industry according to claim 1, is characterized in that: on described peristaltic pump, be provided with speed governing knob.
7. the automatic moisture content titrator of chemical industry according to claim 1, is characterized in that: described buret is kapillary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320756116.9U CN203672853U (en) | 2013-11-25 | 2013-11-25 | Chemical engineering automatic moisture titrator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320756116.9U CN203672853U (en) | 2013-11-25 | 2013-11-25 | Chemical engineering automatic moisture titrator |
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| CN203672853U true CN203672853U (en) | 2014-06-25 |
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| CN201320756116.9U Expired - Fee Related CN203672853U (en) | 2013-11-25 | 2013-11-25 | Chemical engineering automatic moisture titrator |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730202A (en) * | 2015-04-13 | 2015-06-24 | 菏泽学院 | Automatic acid-base titration instrument |
| CN105424867A (en) * | 2015-11-15 | 2016-03-23 | 常州大学 | Direct-connecting double-translation sodium hydroxide calibration device in sulfur determinator |
| TWI561307B (en) * | 2016-02-05 | 2016-12-11 | Birdie Classic Co Ltd | Automatic Titrating System |
| CN110243994A (en) * | 2019-07-15 | 2019-09-17 | 王飞 | A kind of spectrum-current potential-temperature multidimensional titration instrument and its application method |
| CN110632248A (en) * | 2019-08-29 | 2019-12-31 | 王飞 | Signal acquisition method for multidimensional titration analysis |
| CN111929294A (en) * | 2020-07-13 | 2020-11-13 | 吴建美 | System and method for detecting water quality through image vision |
| CN112611833A (en) * | 2020-12-28 | 2021-04-06 | 浙江大学昆山创新中心 | Automatic titration device for chemical oxygen demand |
| CN112697959A (en) * | 2020-12-25 | 2021-04-23 | 北京金醍环境技术有限公司 | High-precision quantitative titration method and device applied to water quality online monitoring equipment |
| CN113156052A (en) * | 2021-04-20 | 2021-07-23 | 德州职业技术学院 | Device for improving titration precision of chemical analysis |
-
2013
- 2013-11-25 CN CN201320756116.9U patent/CN203672853U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730202A (en) * | 2015-04-13 | 2015-06-24 | 菏泽学院 | Automatic acid-base titration instrument |
| CN105424867A (en) * | 2015-11-15 | 2016-03-23 | 常州大学 | Direct-connecting double-translation sodium hydroxide calibration device in sulfur determinator |
| TWI561307B (en) * | 2016-02-05 | 2016-12-11 | Birdie Classic Co Ltd | Automatic Titrating System |
| CN110243994A (en) * | 2019-07-15 | 2019-09-17 | 王飞 | A kind of spectrum-current potential-temperature multidimensional titration instrument and its application method |
| CN110632248A (en) * | 2019-08-29 | 2019-12-31 | 王飞 | Signal acquisition method for multidimensional titration analysis |
| CN111929294A (en) * | 2020-07-13 | 2020-11-13 | 吴建美 | System and method for detecting water quality through image vision |
| CN112697959A (en) * | 2020-12-25 | 2021-04-23 | 北京金醍环境技术有限公司 | High-precision quantitative titration method and device applied to water quality online monitoring equipment |
| CN112611833A (en) * | 2020-12-28 | 2021-04-06 | 浙江大学昆山创新中心 | Automatic titration device for chemical oxygen demand |
| CN113156052A (en) * | 2021-04-20 | 2021-07-23 | 德州职业技术学院 | Device for improving titration precision of chemical analysis |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20171125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |