CN206990428U - A kind of permanganate index analysis analyzer based on flow injection - Google Patents
A kind of permanganate index analysis analyzer based on flow injection Download PDFInfo
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- CN206990428U CN206990428U CN201720918421.1U CN201720918421U CN206990428U CN 206990428 U CN206990428 U CN 206990428U CN 201720918421 U CN201720918421 U CN 201720918421U CN 206990428 U CN206990428 U CN 206990428U
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Abstract
The utility model discloses a kind of permanganate index based on flow injection to analyze analyzer, including the first pump, the second pump, the 3rd pump, the 4th pump, the 5th pump, the 6th pump, the first four-way, digestion system, the second four-way, the 3rd four-way, gas-liquid separator, waste liquid tank, carrier gas device, light source, colorimetric cylinder, detector.A kind of permanganate index analysis analyzer based on flow injection of the utility model is the equipment that Flow Injection Analysis is combined with gas-phase molecular absorption spectrometry method.Sample and reagent are pumped into instrument by band liquid pump.Instrument internal is configured with digestion system, Separate System of Water-jet, colorimetric system.
Description
Technical field
Analytical instrument is the utility model is related to, is analyzed more particularly, to a kind of permanganate index based on flow injection
Instrument.
Background technology
According to《The measure of 11892-89 water quality permanganates》Middle operation, 1, resolution when the bath temperature such as have to again
To boiling, timing could be started 30 minutes.Otherwise oxidation efficiency can be influenceed.2nd, sodium oxalate and potassium permanganate react, and temperature is necessary
Otherwise control easily causes test error at 80 DEG C or so.3rd, terminal colour judges, personal deviation is larger.Need design a kind of
Permanganate index analyzes analyzer to solve the problems, such as that error is big in traditional detection mode.
Utility model content
The purpose of this utility model is that providing a kind of permanganate index analysis analyzer based on flow injection is intended to
Solve the above problems.
To achieve these goals, the technical solution of the utility model is a kind of permanganate based on flow injection of design
Index analysis analyzer, including the first pump, the second pump, the 3rd pump, the 4th pump, the 5th pump, the 6th pump, the first four-way, resolution system
System, the second four-way, the 3rd four-way, gas-liquid separator, waste liquid tank, carrier gas device, light source, colorimetric cylinder, detector；Described 1st
The reduction of fractions to a common denominator does not connect the first pump, the second pump, the 3rd pump, digestion system；The digestion system connects the first four-way and the second four-way；The
Two four-ways connect the 4th pump, the 5th pump, digestion system, the 3rd four-way respectively；3rd four-way connects the 6th pump, second respectively
Four-way, carrier gas device, gas-liquid separator；The gas-liquid separator connects the 3rd four-way, waste liquid tank respectively；The carrier gas device connects
Connect the 3rd four-way；The light source connects colorimetric cylinder；The colorimetric cylinder connection light source, gas-liquid separator, detector.
The first pump carrier fluid is water sample, the second pump carrier fluid is potassium permanganate, the 3rd pump carrier fluid be sulfuric acid or sodium hydroxide,
4th pump carrier fluid is sulfuric acid, the 5th pump carrier fluid is natrium nitrosum, the 6th pump carrier fluid is ethanol solution hydrochloride.
The digestion system is heated at constant temperature system.
Application method of the present utility model includes acid process and basic process：
Acid process：Chlorine ion concentration is less than 300mg/L, and sample mixes with sulfuric acid solution and liquor potassic permanganate successively, then
By 100 DEG C of isothermal reactor, reducing substances reacts with potassium permanganate in sample.Remaining potassium permanganate and nitrite
Solution mixes, and nitrite consumes remaining potassium permanganate.Remaining natrium nitrosum and acidic alcohol reaction generation titanium dioxide
Nitrogen, it is measured by carrier gas stripping, then by gas-liquid separation, mixed gas into colorimetric cylinder.
Basic process：Chlorine ion concentration is more than 300mg/L, and sample mixes with sodium hydroxide solution and liquor potassic permanganate successively
Close, then by 100 DEG C of isothermal reactor, reducing substances reacts with potassium permanganate in sample.Remaining potassium permanganate and sulphur
Acid solution and nitrite solution mixing, nitrite consume remaining potassium permanganate.Remaining natrium nitrosum and hydrochloric acid second
Alcohol reaction generation nitrogen dioxide, is measured by carrier gas stripping, then by gas-liquid separation, mixed gas into colorimetric cylinder.
In the above method preferably：Sulfuric acid solution concentration is 10% to 100%, preferably 33%；Liquor potassic permanganate concentration is
0.001mol/L to 0.1mol/L, preferably 0.002mol/L；Nitrite solution concentration is 0.002mol/L to 0.25mol/L,
It is preferred that 0.005mol/L；Concentration of sodium hydroxide solution is 2% to 50%, preferably 50%；Heated at constant temperature digestion condition is 90 DEG C to 105
DEG C, preferably 98 DEG C.
The advantages of the utility model and beneficial effect are：A kind of permanganate based on flow injection of the utility model refers to
Number analysis analyzer is the equipment that Flow Injection Analysis is combined with gas-phase molecular absorption spectrometry method.Sample and reagent pass through band liquid pump pump
Enter instrument.Instrument internal is configured with digestion system, Separate System of Water-jet, colorimetric system.
Brief description of the drawings
Fig. 1 is the new schematic diagram of this practicality.
Wherein, the first pump 1, the second pump 2, the 3rd pump 3, the 4th pump 4, the 5th pump 5, the 6th pump 6, the first four-way 7, resolution system
The 8, second four-way 9 of system, the 3rd four-way 10, gas-liquid separator 11, waste liquid tank 12, carrier gas device 13, light source 14, colorimetric cylinder 15, inspection
Survey device 16.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Implement below
Example is only used for clearly illustrating the technical solution of the utility model, and can not limit protection model of the present utility model with this
Enclose.
Embodiment：
It is a kind of based on flow injection permanganate index analysis analyzer, including the first pump 1, the second pump 2, the 3rd pump 3,
4th pump 4, the 5th pump 5, the 6th pump 6, the first four-way 7, digestion system 8, the second four-way 9, the 3rd four-way 10, gas-liquid separator
11st, waste liquid tank 12, carrier gas device 13, light source 14, colorimetric cylinder 15, detector 16；First four-way 7 connect respectively the first pump 1,
Second pump 2, the 3rd pump 3, digestion system 8；The digestion system 8 connects the first four-way 7 and the second four-way 9；Second four-way 9 is distinguished
Connect the 4th pump 4, the 5th pump 5, digestion system 8, the 3rd four-way 10；3rd four-way 10 connects the 6th pump the 6, the 2nd 4 respectively
Logical 9, carrier gas device 13, gas-liquid separator 11；The gas-liquid separator 11 connects the 3rd four-way 10, waste liquid tank 12 respectively；It is described
Carrier gas device 13 connects the 3rd four-way 10；The light source 14 connects colorimetric cylinder 15；The colorimetric cylinder 15 connects light source 14, gas-liquid point
From device 11, detector 16.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model technical principle is not departed from, some improvements and modifications can also be made, these change
Enter and retouch and also should be regarded as the scope of protection of the utility model.
Claims (1)
- A kind of 1. permanganate index analysis analyzer based on flow injection, it is characterised in that：Including the first pump, the second pump, It is 3rd pump, the 4th pump, the 5th pump, the 6th pump, the first four-way, digestion system, the second four-way, the 3rd four-way, gas-liquid separator, useless Liquid bath, carrier gas device, light source, colorimetric cylinder, detector；First four-way connects the first pump, the second pump, the 3rd pump, disappeared respectively Solution system；The digestion system connects the first four-way and the second four-way；Second four-way connects the 4th pump, the 5th pump, resolution respectively System, the 3rd four-way；3rd four-way connects the 6th pump, the second four-way, carrier gas device, gas-liquid separator respectively；The gas Liquid/gas separator connects the 3rd four-way, waste liquid tank respectively；The carrier gas device connects the 3rd four-way；The light source connects colorimetric cylinder； The colorimetric cylinder connection light source, gas-liquid separator, detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720918421.1U CN206990428U (en) | 2017-07-27 | 2017-07-27 | A kind of permanganate index analysis analyzer based on flow injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720918421.1U CN206990428U (en) | 2017-07-27 | 2017-07-27 | A kind of permanganate index analysis analyzer based on flow injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206990428U true CN206990428U (en) | 2018-02-09 |
Family
ID=61417161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720918421.1U Active CN206990428U (en) | 2017-07-27 | 2017-07-27 | A kind of permanganate index analysis analyzer based on flow injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206990428U (en) |
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2017
- 2017-07-27 CN CN201720918421.1U patent/CN206990428U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201211 Address after: Building 6, no.4288 Hutai Road, Baoshan District, Shanghai, 201906 Patentee after: SHANGHAI BEIYU ANALYTICAL INSTRUMENTS Co.,Ltd. Address before: No.68, Dongnan Avenue, Changshu Southeast Economic Development Zone, Suzhou, Jiangsu Province, 215500 Patentee before: SUZHOU BEIYU ENVIRONMENTAL PROTECTION INSTRUMENT MANUFACTURING Co.,Ltd. |