CN208187987U - A kind of measurement device that the measurement of Phenol for Waste Water content uses - Google Patents
A kind of measurement device that the measurement of Phenol for Waste Water content uses Download PDFInfo
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- CN208187987U CN208187987U CN201820665507.2U CN201820665507U CN208187987U CN 208187987 U CN208187987 U CN 208187987U CN 201820665507 U CN201820665507 U CN 201820665507U CN 208187987 U CN208187987 U CN 208187987U
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- waste water
- quantity tube
- piston rod
- rack
- water supply
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Abstract
A kind of device that the measurement of Phenol for Waste Water content uses, it is poor to solve low determination efficiency, security risk and accuracy, the device are as follows: one group of automatic liquid feeder, waste water quantitative water supply to be measured part and distilled water quantitative water supply part respectively with drop reaction tube inlet pipeline connection, it is connect simultaneously with controller circuitry, controller is also connected with light source and display output unit control.Beneficial effect is: high degree of automation eliminates safe hidden trouble, as a result accurately.
Description
Technical field
The utility model relates to a kind of equipment that water analysis detection uses, especially a kind of measurement of Phenol for Waste Water content makes
Measurement device.
Background technique
In the prior art, the waste water usually by concentration containing phenol higher than 1000mg/L is known as high-concentration phenolic wastewater.Phenol will be contained
Waste water of the concentration less than 1000mg/L is known as low concentration phenol wastewater.The chemical company in China includes petrochemical plant, coal gasification
Factory, coking of coal factory, plastic molding and processing plant, pharmaceutical factory, paper mill etc. can generate a large amount of high-concentration phenolic wastewater.But because production purpose,
The difference such as process flow causes Phenol for Waste Water type and content to have very big difference.
Phenolic substances is a kind of prototype matter poisonous substance, and to all toxic effect of various bions, and phenolic substances is to water
Body water source, aquatile, crops can also produce serious influence, be Environmental Protection Agency (EPA) list 129 in priority acccess control
One of pollutant, in China, phenol wastewater is also listed in one of the harmful waste water of emphasis solution, China in water pollution control
Environmental regulation provides that the volatile phenol first discharge standard of trade effluent is 0.5mg/L；The volatile phenol content of Drinking Water must be small
In 0.002mg/L.
At present in the determination method of Phenol for Waste Water content, National Standard Method (HJ503-2009) point is can be used in volatile phenol
Analysis, and the measurement of difficult volatile phenol and total phenol content can only be using the method for titration.Titration method has the disadvantage that
1. operating personnel's large labor intensity, operating efficiency are low.
2. being that can not carry out in closed glass container with titration process, the poisonous and harmful chemical reagent of volatilization can be to reality
It tests the healthy and safe of personnel and causes certain threat.
3. the color change situation of color indicator can only be felt to judge by operator to color, but every
Individual has nothing in common with each other to the vision of color, so will cause when measuring same wastewater sample, measurement result has biggish
Deviation.
4. testing procedure is cumbersome, the detection scale of automation, mass cannot achieve.
Summary of the invention
To overcome in the prior art, there is the above deficiency in the titration method that the measurement of difficult volatile phenol and total phenol content uses,
The utility model discloses the measurement device that a kind of measurement of Phenol for Waste Water content uses.
The scheme that the utility model realizes that goal of the invention uses is:
The device includes: one group of automatic liquid feeder, drop reaction pipe, light source, controller, display output unit, to be measured
Waste water quantitative water supply part and distilled water quantitative water supply part；
One group of automatic liquid feeder, waste water quantitative water supply to be measured part and the distilled water quantitative water supply part respectively with
Drop reaction tube inlet pipeline connection, while being connect with controller circuitry, controller is also controlled with light source and display output unit
Connection；
The automatic liquid feeder includes: rack, quantity tube, quantity tube piston rod, piston rod control slide plate, control electricity
Machine, lead screw, travelling nut and quantity tube efferent duct；
The quantity tube is fixed on the rack, and quantity tube piston rod is connect with piston rod control slide plate, piston rod control
Slide plate is flexibly connected with what rack composition opposite can be slided, and travelling nut, mobile spiral shell are fixedly connected on piston rod control slide plate
Mother connect with threads of lead screw, and lead screw one end is rotatablely installed on the rack, and the other end is connect with control motor, and control motor is mounted on
In rack, quantity tube efferent duct is connected to quantity tube one end.
The beneficial effects of the utility model are:
1., now can be automatic by the utility model by the mode of operation that solution, stirring, color judgement is originally manually added dropwise
It realizes, reduces the operation intensity of operating personnel.
2. titration process carries out in closed glass container, poisonous and harmful chemical reagent is avoided to experimenter's body
Injury.
3. avoiding difference of the experimenter because of colour vision, analysis precision is improved.
4. the automatic sampling apparatus of the utility model is, it can be achieved that waste water phenol content is full-automatic, detection work (one of mass
Secondary property can carry out 16 sample detections).
5. the utility model structure is simple, small in size, performance is stablized, and laboratory and scene is suitble to do industry.
6. color sensor is contactless, lossless with titer reagent in the detection process, without current potential in potentiometric titration
Maintenance, guarantee and the loss supplement of electrode.
7. color sensor changes suitable for various colors, signal stabilization, the titration of all colours indicator method can be applied to
The judgement of terminal.
Detailed description of the invention
The utility model is described with reference to the accompanying drawing.
Attached drawing 1 is the assay device structures schematic diagram that the utility model uses.
Attached drawing 2 is the utility model automatic liquid feeder structural schematic diagram.
In attached drawing: 1 automatic liquid feeder, 1.1 racks, 1.2 quantity tubes, 1.3 quantity tube piston rods, the control of 1.4 piston rods
Slide plate, 1.5 control motors, 1.6 lead screws, 1.7 travelling nuts, 1.8 quantity tube efferent ducts,
2 drop reaction pipes, 3 light sources, 4 controllers, 5 display output units, 6 waste water quantitative water supply to be measured parts, 7 distilled water
Quantitative water supply part.
Specific embodiment
A kind of measurement device that the measurement of Phenol for Waste Water content uses, the device include: one group of automatic liquid feeder 1, drop
Determine reaction tube 2, light source 3, controller 4, display output unit 5, waste water quantitative water supply to be measured part 6 and distilled water quantitative water supply portion
Divide 7；
One group of automatic liquid feeder 1, waste water quantitative water supply to be measured part 6 and the distilled water quantitative water supply part 7 is divided
Be not connected to 2 entrance pipe of drop reaction pipe, at the same with 4 circuit connection of controller, controller 4 also with light source 3 and display export
The control connection of unit 5；
The automatic liquid feeder 1 includes: rack 1.1, quantity tube 1.2, quantity tube piston rod 1.3, piston rod control
Slide plate 1.4, control motor 1.5, lead screw 1.6, travelling nut 1.7 and quantity tube efferent duct 1.8；
The quantity tube 1.2 is fixed in rack 1.1, and quantity tube piston rod 1.3 and piston rod control slide plate 1.4 connect
It connects, piston rod controls slide plate 1.4 and is flexibly connected with what the composition of rack 1.1 opposite can be slided, and piston rod controls fixed on slide plate 1.4
It is connected with travelling nut 1.7, travelling nut 1.7 is threadedly coupled with lead screw 1.6, and 1.6 one end of lead screw is rotatably installed in rack 1.1
On, the other end is connect with control motor 1.5, and control motor 1.5 is mounted in rack 1.1, quantity tube efferent duct 1.8 and quantity tube
The connection of 1.2 one end.
In use, waste water quantitative water supply to be measured part 6 and distilled water quantitative water supply part 7 enter with drop reaction pipe 2 respectively
Mouth pipeline connection, quantitatively injects waste water and distilled water to be measured to drop reaction pipe 2.
Automatic liquid feeder 1 quantitatively instills reaction solution to drop reaction pipe 2, and reaction solution of the present invention has: sulfuric acid, bromine
Standard liquid and potassium iodide, sulfuric acid, bromine standard liquid and potassium iodide, each reaction solution respectively correspond an automatic liquid feeder 1.
Automatic liquid feeder 1, control motor 1.5 are driven lead screw 1.6 to drive travelling nut 1.7 mobile, travelling nut 1.7
Piston rod control slide plate 1.4 is driven to slide, piston rod control slide plate 1.4 drives quantity tube piston rod 1.3 that will send out in quantity tube 1.2
Thermal response liquid is released quantity tube 1.2 and is entered to drop reaction pipe 2.
Using the present invention according to the requirement of the capacity method titration total phenol of bromination, total phenol content in waste water is detected,
The concentration value of measurement device input 0.1mol/L sodium thiosulfate standard solution through the invention, inputs the quality to solubilizer
Value, successively are as follows: (1+1) sulfuric acid 10ml, 0.1mol/L bromine standard liquid 25ml, 10%KI solution 10ml, 10g/L starch solution 1ml.So
The blank assay of distilled water is carried out afterwards, and addition (1+1) sulfuric acid 10ml, 0.1mol/L bromine standard liquid of successively fixing time 25ml, 10%KI is molten
Liquid 10ml, 10g/L starch solution 1ml and buret；0.1mol/L sodium thiosulfate standard solution is then full of quantity tube, and
After excluding the bubble in quantity tube.It presses start key to start to detect, after to be detected, display consumption sodium thiosulfate standard is molten
The blank value V of liquid0, blank value is inputted instrument, waste water total phenol content is then treated and is detected: successively fix time addition (1+
1) sulfuric acid 10ml, 0.1mol/L bromine standard liquid 25ml, 10%KI solution 10ml, 10g/L starch solution 1ml, will in buret
0.1mol/L sodium thiosulfate standard solution is full of quantity tube, and excludes the bubble in buret.Start to detect, it is to be detected to finish
Afterwards, the blank value V of display consumption sodium thiosulfate standard solution1.The result of waste water total phenol content is most shown on display screen finally
W or printer output.
Wherein, the calculation formula of waste water total phenol content: WTotal phenol(mg/L)=0.1*(V1-V0)*15.68*1000*B/V
In formula:
V0: blank assay consumes the volume of sodium thiosulfate standard solution, ml
V1: sample consumes the volume of sodium thiosulfate standard solution, ml
V: sample volume, ml
B: wastewater dilution multiple
0.1: Concentration of Sodium Thiohsulfate Standard Solution, mol/L
15.68: with the comparable phenol content of 1mol sodium thiosulfate, mg
1000: unit conversion has g/L to be scaled mg/L
The requirement for being titrated difficult volatile phenol according to direct bromination using the present invention carries out volatile phenol content difficult in waste water
Detection, the concentration value of measurement device input 0.1mol/L sodium thiosulfate standard solution through the invention, inputs to solubilizer
Mass value, successively are as follows: (1+1) sulfuric acid 10ml, 0.1mol/L bromine standard liquid 25ml, 10%KI solution 10ml, 10g/L starch solution
1ml.Then the blank assay of distilled water is carried out, successively fix time addition (1+1) sulfuric acid 10ml, 0.1mol/L bromine standard liquid 25ml,
10%KI solution 10ml, 10g/L starch solution 1ml is in buret, by 0.1mol/L sodium thiosulfate standard solution full of quantitative
Pipe, and exclude the bubble in buret.Start key is pressed to start to detect, after to be detected, display consumption sodium thiosulfate mark
The blank value V of quasi- solution0, blank value is inputted into instrument, waste water difficulty volatile phenol content is then treated and is detected: successively being fixed time
(1+1) sulfuric acid 10ml, 0.1mol/L bromine standard liquid 25ml, 10%KI solution 10ml, 10g/L starch solution 1ml is added in buret,
0.1mol/L sodium thiosulfate standard solution is full of quantity tube, and excludes the bubble in buret.Start key is pressed to start to examine
It surveys, after to be detected, the blank value V of display consumption sodium thiosulfate standard solution2.Waste water hardly possible is most shown on display screen finally
The result W of volatile phenol content or printer output.
Wherein, the calculation formula of waste water difficulty volatile phenol content:
WDifficult volatile phenol(mg/L)=0.1*(V1-V0)*15.68*1000*B/V
In formula:
V0: blank assay consumes the volume of sodium thiosulfate standard solution, ml
V2: sample consumes the volume of sodium thiosulfate standard solution, ml
V: sample volume, ml
B: wastewater dilution multiple
0.1: Concentration of Sodium Thiohsulfate Standard Solution, mol/L
15.68: with the comparable phenol content of 1mol sodium thiosulfate, mg
1000: unit conversion has g/L to be scaled mg/L.
Claims (1)
1. the measurement device that a kind of measurement of Phenol for Waste Water content uses, it is characterised in that:
The device includes: one group of automatic liquid feeder (1), drop reaction pipe (2), light source (3), controller (4), display output list
First (5), waste water quantitative water supply to be measured part (6) and distilled water quantitative water supply part (7)；
One group of automatic liquid feeder (1), waste water quantitative water supply to be measured part (6) and the distilled water quantitative water supply part (7)
Be connected to respectively with drop reaction pipe (2) entrance pipe, at the same with controller (4) circuit connection, controller (4) also with light source (3)
It controls and connects with display output unit (5)；
The automatic liquid feeder (1) includes: rack (1.1), quantity tube (1.2), quantity tube piston rod (1.3), piston rod
Control slide plate (1.4), control motor (1.5), lead screw (1.6), travelling nut (1.7) and quantity tube efferent duct (1.8)；
The quantity tube (1.2) is fixed on rack (1.1), quantity tube piston rod (1.3) and piston rod control slide plate (1.4)
Connection, piston rod control slide plate (1.4) and are flexibly connected with what rack (1.1) composition opposite can be slided, and piston rod controls slide plate
(1.4) it is fixedly connected on travelling nut (1.7), travelling nut (1.7) is threadedly coupled with lead screw (1.6), lead screw (1.6) one end
It is rotatably installed on rack (1.1), the other end is connect with control motor (1.5), and control motor (1.5) is mounted on rack (1.1)
On, quantity tube efferent duct (1.8) is connected to quantity tube (1.2) one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665507.2U CN208187987U (en) | 2018-05-07 | 2018-05-07 | A kind of measurement device that the measurement of Phenol for Waste Water content uses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665507.2U CN208187987U (en) | 2018-05-07 | 2018-05-07 | A kind of measurement device that the measurement of Phenol for Waste Water content uses |
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| Publication Number | Publication Date |
|---|---|
| CN208187987U true CN208187987U (en) | 2018-12-04 |
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| CN201820665507.2U Active CN208187987U (en) | 2018-05-07 | 2018-05-07 | A kind of measurement device that the measurement of Phenol for Waste Water content uses |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109358040A (en) * | 2018-05-07 | 2019-02-19 | 萍乡煤科环保科技有限公司 | A kind of measuring method of Phenol for Waste Water content and the measurement device used |
-
2018
- 2018-05-07 CN CN201820665507.2U patent/CN208187987U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109358040A (en) * | 2018-05-07 | 2019-02-19 | 萍乡煤科环保科技有限公司 | A kind of measuring method of Phenol for Waste Water content and the measurement device used |
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