CN201707301U - Perchloric COD and permanganate index automatic analyzer - Google Patents
Perchloric COD and permanganate index automatic analyzer Download PDFInfo
- Publication number
- CN201707301U CN201707301U CN2010201599667U CN201020159966U CN201707301U CN 201707301 U CN201707301 U CN 201707301U CN 2010201599667 U CN2010201599667 U CN 2010201599667U CN 201020159966 U CN201020159966 U CN 201020159966U CN 201707301 U CN201707301 U CN 201707301U
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- cod
- automatic analyzer
- permanganate index
- analyzer
- titration
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Abstract
A perchloric COD and permanganate index automatic analyzer comprises a control cabinet and a flow bin, wherein the control cabinet is installed as a single board computer that is generally provided with a temperature controller and a touch screen that have liquid crystal displays; and the flow bin is generally provided with a metering pump, a digestion reactor, an optical analyzer and a titrator which are sequentially and mutually connected. The perchloric COD and permanganate index automatic analyzer is characterized in that: the optical analyzer is connected with the touch screen by an optical fiber sensor; by adopting the optical fiber to conduct the luminosity detection data, the stability and reliability of the instrument is greatly improved; a peristaltic pump driven by a stepping motor is used for microtitration, thus raising the titration accuracy and resolution; and a multi-inlet and single-outlet combination valve (resistant to acid-alkali corrosion) is designed, thus simplifying the structure and improving the reliability.
Description
Technical field
The utility model relates to a kind of automatic analyzer, and especially a kind of automatic analyzer of measuring high chlorine COD, permanganate index belongs to the environmental protection machinery technical field.
Background technology
Chinese invention patent application 200310114531.5 discloses a kind of multi-functional water quality COD on-line automatic analyzer, its water sampling unit, analytical reagent storage element are connected with metering units respectively, metering units, clear up reaction member, optical analysis unit, waste liquid storage element and are connected to each other successively.Above-mentioned each unit is installed in last, right, the following cavity of same cabinet respectively.Its industrial computer, solid-state relay, power supply, flow signal modular converter are installed in the left cavity of cabinet.LCDs and card reader are installed in the cabinet upper front.The patent No. is the automatic analyzer that 03250310.5 Chinese utility model patent discloses chemical oxygen demand (COD) in a kind of seawater, comprises electric control gear, optical detection apparatus, photoelectric commutator, amplifier, digital indicator, computer data processing unit and liquid flow path.Its electric control gear mainly is made up of control circuit and gauge tap and power supply; Optical detection apparatus mainly is made up of light source, optical flow cell, and light source is a light emitting diode; Photoelectric commutator is made up of photoelectric tube and support circuit thereof; Liquid flow path has sample flow path, promotion liquid stream, oxidation liquid stream, acidifying solution stream, reduction colour developing liquid stream and analyzing and testing stream.
Though above-mentioned automatic analyzer differs from one another, all exist defective, relatively poor such as stability and reliability, the equipment complexity, maintenance is big, and maintenance cost is high.
The utility model content
At the deficiencies in the prior art, technical problem to be solved in the utility model provides a kind of high chlorine COD, permanganate index automatic analyzer, with stability and the reliability that has improved instrument, simplified structure, improve titration precision and resolution, reduce application cost.
For solving described technical matters, technical solution adopted in the utility model is, a kind of high chlorine COD, permanganate index automatic analyzer, and it comprises control box and flow process storehouse; Control box is set to single card microcomputer, conventional temperature controller, the touch-screen that is provided with liquid crystal display on the single card microcomputer, and flow process storehouse routine is provided with interconnected successively volume pump, clears up reactor, optical analyzer, titrator; Described photometric analyzer is connected with touch-screen with Fibre Optical Sensor.
Above-mentioned automatic analyzer, its titrator is made of titration cup, the titration pump that is connected with titration cup and the magnetic stirrer that is arranged under the titration cup; Its titration pump is set to the stepper motor peristaltic pump.
Above-mentioned automatic analyzer, it is provided with and advances one more and go out combination valve, this combination valve respectively with clear up reactor and be connected with titrator.
This high chlorine COD, permanganate index automatic analyzer potassium permanganate are oxygenant, heat under the alkaline hydrolysis condition and clear up, and adopt the concentration of COD in the photometric titration detection reaction liquid; Under acid condition, heat and clear up, then measure permanganate index.Its photometric detection The data fiber optic conduction has improved the stability and the reliability of instrument greatly; Carry out microtitration with stepper motor driven peristaltic pump, improved titration precision and resolution; And designed and advanced one more and go out combination valve (acid-alkali-corrosive-resisting), simplified the structure, improved reliability.
Description of drawings
Below in conjunction with drawings and the specific embodiments the utility model is further described.
Fig. 1 is a structural representation of the present utility model.
Embodiment
This high chlorine COD, permanganate index automatic analyzer, as shown in Figure 1, it comprises control box 9 and flow process storehouse 3, control box 9 is set to single card microcomputer, conventional temperature controller 11, the touch-screen 10 that is provided with liquid crystal display on the single card microcomputer, flow process storehouse 3 routines are provided with interconnected successively volume pump 1, clear up reactor 2, optical analyzer 8 and by titration cup 5, the stepper motor peristaltic pump 8 that is connected with titration cup 5 and be arranged on the titrator that the magnetic stirrer 7 under the titration cup 5 constitutes; Its optical analyzer 8 usefulness Fibre Optical Sensors 6 are connected with touch-screen 10.Its clear up reactor 2 and titrator respectively with advance one more and go out combination valve 4 and be connected.
This high chlorine COD, permanganate index automatic analyzer are oxygenant with potassium permanganate, heat under the alkaline hydrolysis condition and clear up, and adopt the concentration of COD in the photometric titration detection reaction liquid; Under acid condition, heat and clear up, then measure permanganate index.Its photometric detection The data fiber optic conduction has improved the stability and the reliability of instrument greatly; Carry out microtitration with stepper motor driven peristaltic pump, improved titration precision and resolution; And designed and advanced one more and go out combination valve (acid-alkali-corrosive-resisting), simplified the structure, improved reliability.
Claims (3)
1. one kind high chlorine COD, permanganate index automatic analyzer, it comprises control box and flow process storehouse; Control box is set to single card microcomputer, conventional temperature controller, the touch-screen that is provided with liquid crystal display on the single card microcomputer, and flow process storehouse routine is provided with interconnected successively volume pump, clears up reactor, optical analyzer, titrator; It is characterized in that: photometric analyzer is connected with touch-screen with Fibre Optical Sensor.
2. high chlorine COD according to claim 1, permanganate index automatic analyzer is characterized in that: described titrator is made of titration cup, the titration pump that is connected with titration cup and the magnetic stirrer that is arranged under the titration cup; Its titration pump is set to the stepper motor peristaltic pump.
3. high chlorine COD according to claim 1, permanganate index automatic analyzer is characterized in that: it is provided with and advances one more and go out combination valve, this combination valve respectively with clear up reactor and be connected with titrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201599667U CN201707301U (en) | 2010-04-15 | 2010-04-15 | Perchloric COD and permanganate index automatic analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201599667U CN201707301U (en) | 2010-04-15 | 2010-04-15 | Perchloric COD and permanganate index automatic analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201707301U true CN201707301U (en) | 2011-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201599667U Expired - Fee Related CN201707301U (en) | 2010-04-15 | 2010-04-15 | Perchloric COD and permanganate index automatic analyzer |
Country Status (1)
| Country | Link |
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| CN (1) | CN201707301U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692415A (en) * | 2012-05-31 | 2012-09-26 | 广州市怡文环境科技股份有限公司 | Acid and alkali permanganate index on-line one-machine monitoring system and detection method thereof |
| CN107091839A (en) * | 2017-06-08 | 2017-08-25 | 上海兆极环境科技有限公司 | A kind of novel laboratory on-line intelligence titrator |
| CN109060786A (en) * | 2018-08-25 | 2018-12-21 | 成都凯天电子股份有限公司 | Measure the detection method of industrial wastewater sulfuric acid concentration content |
-
2010
- 2010-04-15 CN CN2010201599667U patent/CN201707301U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692415A (en) * | 2012-05-31 | 2012-09-26 | 广州市怡文环境科技股份有限公司 | Acid and alkali permanganate index on-line one-machine monitoring system and detection method thereof |
| CN102692415B (en) * | 2012-05-31 | 2016-01-20 | 广州市怡文环境科技股份有限公司 | Acid, alkali one machine permanganate index on-line monitoring system and detection method thereof |
| CN107091839A (en) * | 2017-06-08 | 2017-08-25 | 上海兆极环境科技有限公司 | A kind of novel laboratory on-line intelligence titrator |
| CN109060786A (en) * | 2018-08-25 | 2018-12-21 | 成都凯天电子股份有限公司 | Measure the detection method of industrial wastewater sulfuric acid concentration content |
| CN109060786B (en) * | 2018-08-25 | 2023-12-05 | 成都凯天电子股份有限公司 | Detection method for measuring sulfuric acid concentration content of industrial wastewater |
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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: 20110112 Termination date: 20120415 |