CN202362242U

CN202362242U - Volatile phenol determination system

Info

Publication number: CN202362242U
Application number: CN201120475619XU
Authority: CN
Inventors: 顾海东; 殷志成; 周惠; 杨倩
Original assignee: REALSCIENCE TECHNOLOGY BEIJING Ltd
Current assignee: Wuhan Dacheng high and New Technology Co., Ltd.
Priority date: 2011-11-25
Filing date: 2011-11-25
Publication date: 2012-08-01
Anticipated expiration: 2021-11-25

Abstract

The utility model discloses a volatile phenol determination system. The determination system comprises a sample feeding and mixing module, a stripping distillation module, a hybrid reaction module and a detection and analysis module which are sequentially connected through a conduit, wherein the sample feeding and mixing module is used for feeding to-be-tested samples, and injecting bubbles into a testing pipeline by using a bubble injection device so as to carry out spacing processing on the samples; the stripping distillation module is used for blowing air in an analysis pipeline, and blowing a liquid sample in a heating ring to heat, so that the liquid sample is evaporated; the hybrid reaction module is used for re-injecting bubbles into tested liquid so as to carry out spacing on the tested liquid, sequentially adding potassium ferricyanides and 4-aminoantipyrine into the tested liquid, and generating a compound; and the detection and analysis module is used for carrying out absorbance detection on the compound. The volatile phenol determination system disclosed by the utility model improves the test efficiency of volatile phenols, reduces the workload of manual operation, accelerates the test speed of mass samples; meanwhile, by using the volatile phenol determination system, the experimental data is more accurate, and the experimental process is simpler.

Description

A kind of volatile phenol is measured system

Technical field

The utility model relates to the mensuration system, relates in particular to a kind of volatile phenol and measures system.

Background technology

The detection of volatile phenol needs fussy hand operation usually and carries out careful analysis and accomplish in Environmental Water pollution detection work; The sample introduction that comprises sample; The interpolation and the hybrid reaction of different reagent also will be passed through distillation and fraction and collected, and then manual in addition colorimetric calculating concentration.Yet the operating process in the manual inspection process is very complicated, personnel's workload is huge and want the labor time; Work efficiency is very low, and the sample size that can test of a people's every day is very limited, analyzes owing to manual work simultaneously; Error is higher, and accuracy rate is on the low side.

The utility model content

The purpose of the utility model is to provide the volatile phenol that a kind of operating process is simple, workload is little, error is low to measure system, solves the shortcoming that exists in the prior art.

The utility model adopts following technical scheme to realize:

A kind of volatile phenol is measured system, it is characterized in that, this mensuration system comprises sample introduction mixing module, stripping distillation module, hybrid reaction module and the check and analysis module that links to each other successively through conduit, wherein:

Said sample introduction mixing module is used for the entering of testing sample, and utilizes the bubble injection device in the test pipeline, to add bubble sample is carried out the interval processing;

Said stripping distillation module is used for being blown into air to analysis of pipeline, sample liquids is blown into to heat in the heating collar make the sample liquids vaporization;

Said hybrid reaction module is used for injecting bubble to test liquid once more test liquid is carried out the interval, and adds the potassium ferricyanide, 4 amino-antipyrines successively and generate compound;

Said check and analysis module is used for said compound is carried out absorbance detection.

Further; Said sample introduction mixing module is linked to each other successively through conduit by automatic sampler, first bubble injection bottle and the first mixing circle and constitutes; Said automatic sampler is sampled through predefined Automatic Program; Said first bubble injects bottle and has an air inlet and a phosphoric acid inlet, and an end injects bottle through conduit and bubble and links to each other, and the other end links to each other with first T-valve that is positioned at said stripping distillation module through conduit;

Said stripping distillation module is linked to each other successively through conduit by said first T-valve, heating collar and cucurbit and constitutes, and said cucurbit is used to inject sodium hydroxide solution and has waste liquid escape hole and cooling water inlet;

Said hybrid reaction module is injected by second bubble that links to each other successively through conduit that bottle, second mixes circle, second T-valve and the 3rd mixes circle and constitutes, and said second bubble injects bottle and links to each other through conduit with the fraction liquid outlet of said cucurbit,

Said check and analysis module is made up of the flow cell, the CCD detecting device that link to each other through conduit successively; Said flow cell has a light source away from a side of said CCD detecting device; Said light source and said CCD detecting device are positioned on the same plane; Said CCD detecting device is controlled by host computer, is used for testing sample is carried out absorbance detection.

Further, said first, second and third mixing circle all has spiral helicine body.

Further, said first T-valve links to each other with a pneumatic pump.

The useful technique effect that the utility model possesses is: this system has improved the testing efficiency of volatile phenol, has reduced manually-operated workload, has accelerated the test speed of batch samples, make simultaneously experimental data more accurately, experiment flow is easier.

Description of drawings

Fig. 1 is the workflow diagram that the utility model volatile phenol is measured system.

Fig. 2 is the structural drawing that the utility model volatile phenol is measured system.

Embodiment

Through facing the description of embodiment down; To help public understanding the utility model more; But can't be regarded as restriction by the concrete embodiment that the applicant is given to the utility model technical scheme, any definition to parts or technical characterictic change and/or to one-piece construction do form but not the conversion of essence all should be regarded as the protection domain that technical scheme limited of the utility model.

As shown in Figure 1; Volatile phenol mensuration system comprises: sample introduction mixing module 1, stripping distillation module 2, hybrid reaction module 3 and check and analysis module 4; Sample introduction mixing module 1 is used for the entering of testing sample; And utilize the bubble injection device in the test pipeline, to add bubble sample is carried out the interval processing, stripping distillation module 2 is used for being blown into air to analysis of pipeline, sample liquids is blown into to heat in the heating collar make the sample liquids vaporization; Hybrid reaction module 3 is used for injecting bubble to test liquid once more test liquid is carried out the interval, and adds the potassium ferricyanide, 4 amino-antipyrines successively and generate compound; Check and analysis module 4 is used for said compound is carried out absorbance detection.Sample introduction mixing module 1, stripping distillation module 2, hybrid reaction module 3 all link to each other through conduit with check and analysis module 4 successively.

As shown in Figure 2; Sample introduction mixing module 1 injects bottle 12 and first by automatic sampler 11, first bubble to be mixed circle 13 and links to each other successively through conduit and constitute; Automatic sampler 11 is sampled through predefined Automatic Program, and first bubble injects bottle 12 has two inlets, and one is air inlet 121; Another is a phosphoric acid inlet 122; First bubble injects bottle 12 and at test pipeline adding bubble sample is carried out the interval processing, disturbs with the diffusion that prevents different sample rooms, has improved accuracy of test.Phosphoric acid inlet 122 is used to add phosphoric acid reagent, and the purpose that adds phosphoric acid reagent is that follow-up distillation link is remained under the sour environment, guarantees the effect of distillation.The testing sample process gets into the first mixing circle 13 after injecting air and adding phosphoric acid reagent again; The first mixing circle 13 is spiral helicine body; Testing sample and phosphoric acid reagent are fully mixed, enter into first T-valve 22 of stripping distillation module 2 then through conduit.

Stripping distillation module 2 is linked to each other successively through conduit and is constituted by said first T-valve 22, heating collar 23, cucurbit 24; First T-valve 22 links to each other with a pneumatic pump 21; Pneumatic pump 21 is blown into air in pipeline, sample liquids is blown into fast in the heating collar 23 of high temperature, and phenol is vaporization rapidly in the heating collar 23 of 100 deg.c; Pneumatic pump 21 is blown into the process that air has been accelerated distillation, has reduced the time of this course of reaction; Also be provided with waste water discharge opening 242, cooling water inlet 243, waste liquid escape hole 244 and waste liquid escape hole 246 on the cucurbit 24; The high-temperature gas that contains phenol after the vaporization is blown in the cucurbit 24; In condensation process, inject alkaline NaOH through the sodium hydroxide solution inlet 241 that is provided with on the cucurbit 24; Second bubble that the fraction liquid of collecting then is injected in the hybrid reaction module 3 injects bottle 31, and the connectivity port 245 of cucurbit 24 and second bubble of hybrid reaction module 3 inject bottle 31 and link to each other through conduit.

Bottle 31, second mixes circle 32, second T-valve 33 to hybrid reaction module 3 and the 3rd mixing circle 34 constitutes by injecting through the second continuous successively bubble of conduit; Second and third mixes circle and is spiral helicine body; Second bubble injection bottle 31 injects bubble with the bubble injection device once more through air inlet 312 test liquid is carried out the interval, and adds the potassium ferricyanides through potassium ferricyanide inlet 311, and entering second mixes circle 32 and carries out hybrid reaction; After fraction liquid gets into second T-valve 33; Add 4 amino-antipyrines via inlet 331, get into the 3rd and mix circle 34 and continue hybrid reactions, generate red compound at last and be sent in the detection module 4.

Detection module 4 is made up of the flow cell 41, light source 42, CCD detecting device 43 and the host computer 44 that link to each other through conduit successively; Flow cell 41 1 sides are provided with CCD detecting device 43; And opposite side is provided with light source 42; CCD detecting device 43 is by host computer 44 controls, and light source 42 is positioned on the same plane with CCD detecting device 43, is used for testing sample is carried out absorbance detection.Flow cell 41 has two waste liquid escape holes: waste liquid escape hole 411 and waste liquid escape hole 412; The length of flow cell 41 is 200mm; L as shown in Figure 2 is of a size of 200mm, utilizes the CCD detecting device, and the red compound liquid of the long flow cell of 200mm of flowing through is carried out absorbance detection; The detection wavelength is 505nm, goes out the concentration of specimen through COMPUTER CALCULATION.Computing machine carries out concentration and calculates, and accuracy is high, and it is big to analyze data volume.

Certainly; The utility model can also have other various embodiments; Under the situation that does not deviate from the utility model spirit and essence thereof; Those of ordinary skill in the art can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims

1. a volatile phenol is measured system, it is characterized in that, this mensuration system comprises sample introduction mixing module, stripping distillation module, hybrid reaction module and the check and analysis module that links to each other successively through conduit, wherein:

2. volatile phenol according to claim 1 is measured system; It is characterized in that; Said sample introduction mixing module is linked to each other successively through conduit by automatic sampler, first bubble injection bottle and the first mixing circle and constitutes; Said automatic sampler is sampled through predefined Automatic Program; Said first bubble injects bottle and has an air inlet and a phosphoric acid inlet, and an end injects bottle through conduit and bubble and links to each other, and the other end links to each other with first T-valve that is positioned at said stripping distillation module through conduit;

3. volatile phenol according to claim 2 is measured system, it is characterized in that, said first, second and third mixes circle and all have spiral helicine body.

4. volatile phenol according to claim 2 is measured system, it is characterized in that said first T-valve links to each other with a pneumatic pump.