CN206804514U - A kind of ammonia nitrogen water quality in-line analyzer - Google Patents
A kind of ammonia nitrogen water quality in-line analyzer Download PDFInfo
- Publication number
- CN206804514U CN206804514U CN201720632849.XU CN201720632849U CN206804514U CN 206804514 U CN206804514 U CN 206804514U CN 201720632849 U CN201720632849 U CN 201720632849U CN 206804514 U CN206804514 U CN 206804514U
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- unit
- pump
- water quality
- ammonia nitrogen
- way valve
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Abstract
The utility model is applied to measure surface water, the ammonia nitrogen water quality in-line analyzer of Polluted Source Water more particularly to a kind of, solves the problems, such as that the injecting pump structure in existing water quality online analyzer is complicated, cost is higher.The analyzer includes sampling unit, reaction member, reagent memory cell, photometer unit, agitating unit, board unit and display control unit；Sampling unit includes sampling pump, the sample cell and switching solenoid valve that are sequentially connected with sampling pump；Reaction member includes ten-way valve and syringe pump；Reagent memory cell and photometer unit are connected with ten-way valve respectively；Mixing container, mixing pump and the ammonia that agitating unit includes being sequentially connected absorb container；Container is mixed to be connected with photometer unit；Board unit is connected with photometer unit and display control unit respectively；Display control unit is industrial computer.The utility model has the advantages of measurement accuracy is higher, installation cost and relatively low maintenance cost.
Description
Technical field
It the utility model is related to Water Test Kits, and in particular to a kind of to be applied to measure surface water, the ammonia nitrogen of Polluted Source Water
Water quality online analyzer.
Background technology
The increase of organic nitrogen and various content of inorganic nitrogen in water, can cause aqueous bio and the amount reproduction of microorganism,
Dissolved oxygen is consumed, deteriorates Water quality, when serious, eutrophication occurs in the closure water body such as lake, reservoir, causes algae
Class breaks out.In terms of industrial water, the ammonia nitrogen in water can cause the heavy corrosion of copper tubing, and normal production is impacted.
The ammonia nitrogen contained in Raw Drinking Water and industrial circulating cooling water, the chlorine as disinfectant can be largely consumed, influences sterilization effect
Fruit.In recent years, with the increasingly continuous development of expansion and industrial or agricultural of urban population, water environment pollution accident occurs repeatedly, right
People, animal, which are formed, to be seriously endangered.Many lakes and reservoir because nitrogen, phosphorus discharge caused by body eutrophication, serious threat to the mankind
Production and living and the ecological balance.
Patent " Water Test Kits " (Authorization Notice No. of the proposition of Shimadzu Scisakusho Ltd：CN 203519618
U), it is proposed that a kind of Water Test Kits that sample cell can be cleaned automatically, the air stirring part of the device directly with
Syringe pump connects, cause used in syringe pump pump line need specially treated, syringe pump is needed specific customization, complicated, so as to
The cost of device is caused to greatly improve.
Utility model content
To solve, the injecting pump structure in existing water quality online analyzer is complicated, causes the cost of device is higher to ask
Topic, the utility model provide the ammonia nitrogen water quality that a kind of injecting pump structure is simple, installation cost and maintenance cost are relatively low and divided online
Analyzer.
Technical scheme provided by the utility model is：
A kind of ammonia nitrogen water quality in-line analyzer, including sampling unit, reaction member, reagent memory cell 6, photometer unit
10th, agitating unit, board unit 11 and display control unit 12；Sampling unit includes being used to extract the sampling pump 1 of sample, with adopting
The sample cell 2 and switching solenoid valve 3 that sample pump 1 is sequentially connected；Reaction member includes ten-way valve 4 and syringe pump 5, the ten-way valve 4
It is connected respectively with switching solenoid valve 3, syringe pump 5 and reagent memory cell 6, reagent storage unit 6 is used to deposit each reaction reagent；
Photometer unit 10 is connected with ten-way valve 4；Mixing container 9, mixing pump 8 and the ammonia that agitating unit includes being sequentially connected are inhaled
Receptacle 7；Container 9 is mixed to be connected with photometer unit 10；Board unit 11 is controlled with photometer unit 10 and display respectively
Unit 12 processed connects；Display control unit 12 is industrial computer, and the industrial computer controls sampling pump 1, switching solenoid valve 3, stirred respectively
Mix the keying of pump 8, ten-way valve 4 and syringe pump 5.
Further, photometer unit 10 includes middle supporter 108, digestion tube 101, the temperature sensor for being provided with through hole
103rd, resistive heater 102, LED light source and photoelectric detector；Resistive heater 102 is wrapped in the outer surface of digestion tube 101, temperature
Sensor 103 is arranged on the surface of digestion tube 101, and digestion tube 101 is arranged in the through hole of supporter 108, LED light source and photoelectricity
Detector is arranged in supporter 108, and one end is stretched into the through hole of supporter 108.
Further, LED light source is reference LED light source 104 and measurement LED light source 105, and photoelectric detector is reference photoelectricity
Detector 106 and measuring photodetector 107.
Further, it is provided with sample cell 2 and overflows port 21, solenoid purge valve 23 and discharge outlet magnetic valve 22, cleaning
Magnetic valve 23 and discharge outlet magnetic valve 22 are connected with industrial computer respectively.
Further, reagent memory cell 6 includes the dilution water receptacle 61 being connected respectively with ten-way valve 4, reagent container 62
With standard liquid container 63.
Further, board unit 11 is single-chip microcomputer.
Further, ten-way valve 4 is using technical grade ten-way valve 4, and syringe pump 5 is using technical grade syringe pump 5.
Further, sampling pump 1 uses peristaltic pump.
The advantages of the utility model is：
1. the agitating unit in the utility model is connected with photometer unit, stirring action is completed in digestion tube, without
It is connected with syringe pump.Therefore, syringe pump of the present utility model is without specific customization, and simple in construction, for conventional pumps, (such as Nanjing is moistened
The ZSB-LS injection series pump of fluid control devices Co., Ltd research and development), installation cost and maintenance cost are relatively low.
2. agitating unit of the present utility model is provided with phosphoric acid air-washer, the ammonia in air can be avoided to influence measurement knot
Fruit, improve measurement result precision.
3. photometer unit of the present utility model using double-light-source structured, can effectively reduce the color because of water body, muddiness etc.
The measurement error brought so that the measurement result precision of the device is higher.
4. the utility model is provided with board unit and display control unit, make analyzer that there is simple to operate, automation
The advantages that degree is high, stable.
5. the utility model use ten-way valve compared with traditional multiple valve, it is simple in construction, sealing it is more good.
6. the utility model separates online and manual measurement using switching solenoid valve, ensure on-line measurement process, can be at any time
Switching carries out manual measurement, and both will not influence each other.
Brief description of the drawings
Fig. 1 is utility model works principle schematic；
Fig. 2 is the utility model photometer cellular construction schematic diagram.
Reference：1- sampling pumps, 2- sample cells, 3- switching solenoid valves, 4- ten-way valves, 5- syringe pumps, the storage of 6- reagents
Unit, 7- ammonias absorption container, 8- mixing pumps, 9- mixing containers, 10- photometer units, 11- board units, 12- are shown
Control unit, 13- waste liquid barrels；
21- overflows port, 22- discharge outlet magnetic valves, 23- solenoid purge valves；
The offline ports of 31-, the online ports of 32-；
61- dilutes water receptacle, 62- reagent containers, 63- standard liquid containers；
101- digestion tubes, 102- resistive heaters, 103- temperature sensors, 104- reference LED light sources, 105- measurements LED
Light source, 106- reference photoelectric detectors, 107- measuring photodetectors, 108- supporters.
Embodiment
Content of the present utility model is described in further detail below in conjunction with the drawings and specific embodiments：
As shown in figure 1, a kind of ammonia nitrogen water quality in-line analyzer, including sampling unit, reaction member, reagent memory cell 6,
Photometer unit 10, agitating unit, board unit 11 and display control unit 12；Sampling unit includes being used to extract adopting for sample
Sample pump 1, the sample cell 2 and switching solenoid valve 3 being sequentially connected with sampling pump 1；The online port 32 of switching solenoid valve 3 and offline end
The measurement of mouth 31 shares a passage.Reaction member includes ten-way valve 4 and syringe pump 5, the ten-way valve 4 respectively with switching solenoid valve
3rd, syringe pump 5 and reagent memory cell 6 connect, and reagent storage unit 6 is used to deposit each reaction reagent；Photometer unit 10 and ten
Port valve 4 connects；Mixing container 9, mixing pump 8 and the ammonia that agitating unit includes being sequentially connected absorb container 7, mixing pump 8
For extracting air, ammonia absorbs container 7 and is used to remove the ammonia in air；Digestion tube of the stirring action in photometer unit
Completed in 101, stirring sample presentation air used need to be through phosphoric acid pickling.Container 9 is mixed to be connected with photometer unit 10；Mainboard
Unit 11 is connected with photometer unit 10 and display control unit 12 respectively；Display control unit 12 is industrial computer, and industrial computer divides
Not Kong Zhi sampling pump 1, switching solenoid valve 3, mixing pump 8, ten-way valve 4 and syringe pump 5, be mainly used in realizing the display and control of system
System.
As shown in Fig. 2 photometer unit 10 includes middle supporter 108, digestion tube 101, the TEMP for being provided with through hole
Device 103, resistive heater 102, LED light source and photoelectric detector；Resistive heater 102 is wrapped in the outer surface of digestion tube 101,
Temperature sensor 103 is arranged on the surface of digestion tube 101, and digestion tube 101 is arranged in the through hole of supporter 108, LED light source and
Photoelectric detector is arranged in supporter 108, and one end is stretched into the through hole of supporter 108, and LED light source is reference LED light source
104 and measurement LED light source 105, photoelectric detector is reference photoelectric detector 106 and measuring photodetector 107.
It is provided with sample cell 2 and overflows port 21, solenoid purge valve 23 and discharge outlet magnetic valve 22, industrial computer controls respectively
Solenoid purge valve 23 and discharge outlet magnetic valve 22.
The dilution water receptacle 61, reagent container 62 and titer that reagent memory cell 6 includes being connected with ten-way valve 4 respectively hold
Device 63.
Board unit 11 is single-chip microcomputer, is mainly used in being responsible for signal acquisition, amplification and processing.
Ten-way valve 4 is mainly used in the collection distribution of each reagent, and each road works independently, do not influenced each other.The utility model is adopted
With technical grade ten-way valve, its valve module has integrated with controlled motor, and only need to add driver can be used directly；
Syringe pump 5 is mainly used in extracting each pipeline reagent, the power as sampling.The utility model is injected using technical grade
Pump, be conventional pumps (such as Nanjing moisten fluid control devices Co., Ltd research and development ZSB-LS injection series pumps), its pump group part with
Motor becomes one, and only need to add driver can be used directly；Agitating unit is mainly used in being stirred reagent.Sampling
Pump 1 uses peristaltic pump.
The basic procedure for extracting reagent is as follows：After the preprocessed device processing of water sample, sampled through peristaltic pump into sample cell 2,
When needing on-line measurement, the online port 32 of switching solenoid valve 3 is opened, and syringe pump 5 coordinates with ten-way valve 4 to be taken out from sample cell 2
Water sampling；When needing off-line measurement, the offline port 31 of switching solenoid valve 3 is opened, and syringe pump 5 coordinates from offline with ten-way valve 4
Port 31 samples, and then syringe pump 5 coordinates with ten-way valve 4 extracts remaining reagent successively according to setting rule, and reagent aspiration finishes
Afterwards, pump into photometer digestion tube 101, then agitate air to mix through air stirring pump 8 and carry out chromogenic reaction and extinction
Angle value is measured, and absorbance is handled through CPU and converted, final output ammonia nitrogen concentration value, tests the discharging of waste liquid of completion to waste liquid barrel
In 13.
Agent combination mainly includes：1L reagent As (salicylic acid+sodium nitroprusside), 1L reagent B (DCCAs
Sodium+sodium hydroxide), 1L reagent Cs (sodium citrate), 500mL standard liquids (ammonium chloride titer), 10L zero points water (zero standard with it is clear
Wash reagent)；
Although what embodiment of the present utility model was announced is preferred embodiment, be not limited thereto, this area it is general
Logical technical staff, easily according to above-described embodiment, understands spirit of the present utility model, and makes different amplification and change, but
Without departing from spirit of the present utility model, all in the scope of protection of the utility model.
Claims (8)
- A kind of 1. ammonia nitrogen water quality in-line analyzer, it is characterised in that：Including sampling unit, reaction member, reagent memory cell (6), photometer unit (10), agitating unit, board unit (11) and display control unit (12)；The sampling pump (1) that sampling unit includes being used to extract sample and the sample cell (2) that sampling pump (1) is sequentially connected and switching Magnetic valve (3)；Reaction member includes ten-way valve (4) and syringe pump (5), the ten-way valve (4) respectively with switching solenoid valve (3) and syringe pump (5) connect；Reagent memory cell (6) is connected with ten-way valve (4), for depositing each reaction reagent；Photometer unit (10) is connected with ten-way valve (4)；Mixing container (9), mixing pump (8) and the ammonia that agitating unit includes being sequentially connected absorb container (7)；Mix Container (9) is connected with photometer unit (10)；Board unit (11) is connected with photometer unit (10) and display control unit (12) respectively；Display control unit (12) is industrial computer, and the industrial computer controls sampling pump (1), switching solenoid valve (3), mixing pump respectively (8), the keying of ten-way valve (4) and syringe pump (5).
- 2. ammonia nitrogen water quality in-line analyzer according to claim 1, it is characterised in that：Photometer unit (10) includes centre Supporter (108), digestion tube (101), temperature sensor (103), resistive heater (102), LED light source and light provided with through hole Photodetector；Resistive heater (102) is wrapped in the outer surface of digestion tube (101), and temperature sensor (103) is arranged on digestion tube (101) surface, digestion tube (101) are arranged in the through hole of supporter (108), and LED light source and photoelectric detector are arranged on branch In support body (108), and one end is stretched into the through hole of supporter (108).
- 3. ammonia nitrogen water quality in-line analyzer according to claim 2, it is characterised in that：LED light source is reference LED light source (104) and LED light source (105) is measured, photoelectric detector is reference photoelectric detector (106) and measuring photodetector (107).
- 4. according to the ammonia nitrogen water quality in-line analyzer described in claim 1 or 2 or 3, it is characterised in that：Sample cell is set on (2) There are spilling port (21), solenoid purge valve (23) and discharge outlet magnetic valve (22), solenoid purge valve (23) and discharge outlet magnetic valve (22) it is connected respectively with industrial computer.
- 5. ammonia nitrogen water quality in-line analyzer according to claim 4, it is characterised in that：Reagent memory cell (6) includes dividing The dilution water receptacle (61) not being connected with ten-way valve (4), reagent container (62) and standard liquid container (63).
- 6. ammonia nitrogen water quality in-line analyzer according to claim 5, it is characterised in that：Board unit (11) is single-chip microcomputer.
- 7. ammonia nitrogen water quality in-line analyzer according to claim 6, it is characterised in that：Ten-way valve (4) uses technical grade ten Port valve, syringe pump (5) use technical grade syringe pump.
- 8. ammonia nitrogen water quality in-line analyzer according to claim 7, it is characterised in that：Sampling pump (1) uses peristaltic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720632849.XU CN206804514U (en) | 2017-06-02 | 2017-06-02 | A kind of ammonia nitrogen water quality in-line analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720632849.XU CN206804514U (en) | 2017-06-02 | 2017-06-02 | A kind of ammonia nitrogen water quality in-line analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206804514U true CN206804514U (en) | 2017-12-26 |
Family
ID=60744764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720632849.XU Expired - Fee Related CN206804514U (en) | 2017-06-02 | 2017-06-02 | A kind of ammonia nitrogen water quality in-line analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206804514U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109142224A (en) * | 2018-10-12 | 2019-01-04 | 山东师范大学 | A kind of intelligent portable ammonia nitrogen detector |
| CN109283137A (en) * | 2018-09-30 | 2019-01-29 | 宁波万泽微测环境科技股份有限公司 | A kind of ammonia nitrogen in-line analyzer |
| CN109283138A (en) * | 2018-09-30 | 2019-01-29 | 宁波万泽微测环境科技股份有限公司 | A kind of quantitative sample injection system |
| CN112147136A (en) * | 2020-10-19 | 2020-12-29 | 黑龙江峰向标科技有限公司 | Photoelectric colorimetric measuring device for water quality analysis and measuring method thereof |
| CN112161978A (en) * | 2020-09-29 | 2021-01-01 | 上海亨通海洋装备有限公司 | Nutrient salt water quality analyzer |
-
2017
- 2017-06-02 CN CN201720632849.XU patent/CN206804514U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283137A (en) * | 2018-09-30 | 2019-01-29 | 宁波万泽微测环境科技股份有限公司 | A kind of ammonia nitrogen in-line analyzer |
| CN109283138A (en) * | 2018-09-30 | 2019-01-29 | 宁波万泽微测环境科技股份有限公司 | A kind of quantitative sample injection system |
| CN109283138B (en) * | 2018-09-30 | 2021-08-31 | 宁波万泽微测环境科技股份有限公司 | Quantitative sample introduction system |
| CN109142224A (en) * | 2018-10-12 | 2019-01-04 | 山东师范大学 | A kind of intelligent portable ammonia nitrogen detector |
| CN112161978A (en) * | 2020-09-29 | 2021-01-01 | 上海亨通海洋装备有限公司 | Nutrient salt water quality analyzer |
| CN112147136A (en) * | 2020-10-19 | 2020-12-29 | 黑龙江峰向标科技有限公司 | Photoelectric colorimetric measuring device for water quality analysis and measuring method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20200602 |