CN109030713A - A kind of integrated form content of sulfur dioxide determining instrument - Google Patents
A kind of integrated form content of sulfur dioxide determining instrument Download PDFInfo
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- CN109030713A CN109030713A CN201810913717.3A CN201810913717A CN109030713A CN 109030713 A CN109030713 A CN 109030713A CN 201810913717 A CN201810913717 A CN 201810913717A CN 109030713 A CN109030713 A CN 109030713A
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- pump
- pipeline
- container
- valve
- hydrochloric acid
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- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title claims abstract description 112
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 116
- 239000000243 solution Substances 0.000 claims abstract description 116
- 238000006243 chemical reaction Methods 0.000 claims abstract description 77
- 239000007788 liquid Substances 0.000 claims abstract description 53
- 238000005259 measurement Methods 0.000 claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 229920002472 Starch Polymers 0.000 claims abstract description 32
- 235000019698 starch Nutrition 0.000 claims abstract description 32
- 239000008107 starch Substances 0.000 claims abstract description 32
- 238000004448 titration Methods 0.000 claims abstract description 27
- 229940046892 lead acetate Drugs 0.000 claims abstract description 24
- 238000012545 processing Methods 0.000 claims abstract description 21
- 238000011084 recovery Methods 0.000 claims abstract description 21
- 239000002699 waste material Substances 0.000 claims abstract description 21
- 238000010790 dilution Methods 0.000 claims abstract description 19
- 239000012895 dilution Substances 0.000 claims abstract description 19
- 238000011010 flushing procedure Methods 0.000 claims abstract description 19
- PNZVFASWDSMJER-UHFFFAOYSA-N acetic acid;lead Chemical compound [Pb].CC(O)=O PNZVFASWDSMJER-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000003993 interaction Effects 0.000 claims abstract description 9
- 238000009833 condensation Methods 0.000 claims abstract description 4
- 230000005494 condensation Effects 0.000 claims abstract description 4
- 238000005086 pumping Methods 0.000 claims description 16
- 238000009826 distribution Methods 0.000 claims description 13
- 230000008676 import Effects 0.000 claims description 11
- 238000012360 testing method Methods 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 8
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 claims description 4
- 229910052740 iodine Inorganic materials 0.000 claims description 4
- 239000011630 iodine Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 23
- 230000008569 process Effects 0.000 description 10
- 230000006378 damage Effects 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 235000013305 food Nutrition 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 4
- 208000014674 injury Diseases 0.000 description 4
- 238000011017 operating method Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 238000010025 steaming Methods 0.000 description 3
- 239000008400 supply water Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/16—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using titration
- G01N31/166—Continuous titration of flowing liquids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
- G01N31/223—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating presence of specific gases or aerosols
- G01N31/224—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating presence of specific gases or aerosols for investigating presence of dangerous gases
Abstract
The application provides a kind of integrated form content of sulfur dioxide determining instrument, and the instrument includes Instrument shell, and Instrument shell includes bottom plate, middle casing, side body, and two outer walls of middle casing are respectively as front panel and rear panel；Front panel is fixed with sample container, splash head, liquid level sensor, condenser, drop reaction device, colour measurement module；Lead acetate solution container, hydrochloric acid container, starch solution container, waste recovery container, the second hydrochloric acid pump, starch solution pump, flushing pump, plunger valve, titration valve are fixed in middle casing；Rear panel is fixed with steam generator, dilution pumps, condensation water valve, steam valve, check-valves, the first pinch valve, the second pinch valve, the first hydrochloric acid pump, acetic acid lead pump, steam generator water pump, tubular type draining container, air pump；Side body is provided with controller, measurement module, data processing module, titration liquid container, human-computer interaction interface.Using the embodiment of the present application, security risk can be effectively reduced or even avoided.
Description
Technical field
This application involves technical field of food detection, in particular to a kind of integrated form content of sulfur dioxide determining instrument.
Background technique
As the improvement of people's living standards, extensive attention of the food-safety problem increasingly by society.Sulfur dioxide
As a kind of antistaling disinfectant and bleaching agent, it is widely used in the food such as vermicelli, mushroom, dry vegetalbe.And Sulfur Dioxide On Human
There is certain harm, and therefore, in food safety detection, the content of sulfur dioxide is an important indicator.Quick and precisely
Ground determines the content of sulfur dioxide in food, particularly significant for food safety detection.
In the prior art, usually sample to be tested is distilled using conventional method, is then titrated again.The prior art
In, it needs to measure personnel and carries out complicated manual operations, and need numerous glass, area occupied is larger, and measurement operated
Frangible rapid wear in journey.Simultaneously as there can be fierce chemical reaction in continuous mode, and need strong acid and strong base or toxic
The solution of property, sulfur dioxide itself also has injury to human body, in continuous mode, all may cause operator's personal injury with
And the health of operator is endangered, there are biggish security risks.
In addition, the human cost of the prior art is also larger, and measurement accuracy is easy to be affected by human factors, and leads to measurement essence
Spend lower, and sulfur dioxide recovery rate is lower.Usual whole measurement process needs the time of or so hour, determination efficiency
It is lower.
The prior art at least has the following technical problems: area occupied is larger, measures frangible rapid wear in operating process, exists
Biggish security risk.
Summary of the invention
The purpose of the embodiment of the present application is to provide a kind of integrated form content of sulfur dioxide determining instrument, to realize sulfur dioxide
Sensing equipment it is integrated, effectively reduce occupation area of equipment, reduce and even avoid security risk.
The embodiment of the present application provides a kind of integrated form content of sulfur dioxide determining instrument and is achieved in that
A kind of integrated form content of sulfur dioxide determining instrument, the instrument include Instrument shell,
The Instrument shell includes bottom plate, middle casing, side body, and the middle casing is cuboid hollow housing, and setting exists
The interlude of the bottom plate, maximum two outer walls of the area of the middle casing are respectively as side described in front panel and rear panel
Shell is cuboid hollow housing, and an outer wall and the front panel of the side body recline；
The front panel surrounding is with baffle, and the outer wall perpendicular with the front panel of the side body is as the front panel
Right shell body, the overhead gage and right baffle-plate of the front panel are rectangle baffle, and the bottom plate is as under the front panel
Baffle, the bottom plate are also used as the bottom wall of the middle casing, the back casing, the side body；
Distribution is fixed with sample container, splash head, liquid level sensor, condenser, drop reaction in the plate face of the front panel
Device, colour measurement module；
Distribution is fixed with lead acetate solution container, hydrochloric acid solution container, starch solution container, waste recovery in the middle casing
Container, the second hydrochloric acid pump, starch solution pump, flushing pump, plunger valve, titration valve；
Distribution is fixed with steam generator, dilution pumps, condensation water valve, steam valve, check-valves, first in the plate face of the rear panel
Pinch valve, the second pinch valve, the first hydrochloric acid pump, lead acetate solution pump, steam generator water pump, tubular type draining container, air pump；
Distribution is provided with controller, measurement module, data processing module, titration liquid container, the side body in the side body
Side wall be provided with human-computer interaction interface.
In preferred embodiment, the liquid inlet of the first hydrochloric acid pump is connected to by pipeline with hydrochloric acid container, and liquid outlet passes through
Pipeline is connected to the sample container, for adding hydrochloric acid to the sample container；
The steam generator is connected to the sample container by steam valve, the import of the steam valve by pipeline with it is described
The outlet of steam generator connection, the steam valve is connected to by pipeline with the bottom of the sample container；
The import of the condenser is connected to by pipeline with the sample container；
The bottom of the drop reaction device passes through the outlet of pipeline and the condenser；
The inlet of the second hydrochloric acid pump is connected to by pipeline with the hydrochloric acid container, and liquid outlet passes through pipeline and the titration
Reactor connection, for adding hydrochloric acid to the drop reaction device；
The inlet of the lead acetate solution pump is connected to by pipeline with lead acetate solution container, liquid outlet pass through pipeline with it is described
Drop reaction device connection, for adding acetic acid lead solution to the drop reaction device；
The inlet of the starch pump passes through pipeline and the drop reaction by pipeline and starch solution reservoir, liquid outlet
Device connection, for pumping starch solution to the drop reaction device；
The liquid outlet of the buret is connected to by pipeline with the drop reaction device, and predetermined just initial body is filled in the buret
Long-pending standard iodine solution is as titrating solution；
The liquid level sensor connects with signal with the controller, for measuring the liquid volume in the drop reaction device simultaneously
Liquid volume described in real-time transmission is to the controller；
The controller is pumped with first hydrochloric acid and second hydrochloric acid pump connects with signal, for controlling first hydrochloric acid
The hydrochloric acid of pump and second hydrochloric acid pump pumping predetermined volume, connects with signal with the lead acetate solution pump, for controlling
The acetic acid lead solution for stating lead acetate solution pump predetermined volume, connects with signal with the starch pump, for controlling the shallow lake
The starch solution of powder pump pumping predetermined volume, connects with signal with the buret, for controlling the buret to described anti-
Answer device that titrating solution is added dropwise or stops being added dropwise；
The colour measurement module includes RGB LED light source, and the side of the drop reaction device is arranged in, and further includes color sensing
The other side of the drop reaction device is arranged in device, towards the light source, for obtaining solution in the drop reaction device
Rgb value；
The measurement module is used to measure the volume of titrating solution used；
The data processing module is used for the body of titrating solution used in the volume of the titrating solution according to used in titration sample, blank test
The Mass Calculation of long-pending, the described sample to be tested obtains the content of sulfur dioxide in the sample to be tested；
The human-computer interaction interface is used to show the content of the sulfur dioxide, and at least for inputting the sample to be tested
Quality, and the control model for inputting the controller.
In preferred embodiment, the liquid level sensor connects with signal with the controller, and the controller is according to
The liquid volume of drop reaction device controls the second hydrochloric acid pump, the lead acetate solution pump, the starch pump start feed flow or
Stop feed flow；
The colour measurement module connects with signal with the controller, and connects with signal with the measurement module, when described
When the rgb value of solution reaches pre-set value in drop reaction device, the controller, which controls the buret, stops that titrating solution is added dropwise,
The measurement module measures the volume of the titrating solution used；
The data processing module connects with signal with the measurement module, and the measurement module is by the body of the titrating solution used
Product is sent to the data processing module, and containing for sulfur dioxide in the sample to be tested is calculated in the data processing module
Amount.
In preferred embodiment, be further fixed on water tank in the middle casing, the water tank by pipeline respectively with flushing pump,
The water inlet connection of dilution pumps, steam generator water pump, the water outlet of the flushing pump pass through pipeline and the drop reaction device
The water outlet of connection, the dilution pumps is connected to by pipeline with the sample container, and the dilution pumps are for diluting the sample
Hydrochloric acid in container；The steam generator water pump is used to supply water to the steam generator.
In preferred embodiment, the controller is believed with the flushing pump, the dilution pumps, the steam generator water pump
Number connection, for control the flushing pump, the dilution pumps, the steam generator water pump supply water and water supply.
In preferred embodiment, the material returnable is connected to by pipeline with the bottom of the drop reaction device, the pipe
Road is provided with plunger valve, and the controller connects with signal with the plunger valve, for controlling unlatching or the pass of the plunger valve
It closes.
In preferred embodiment, the waste recovery container also passes through the bottom that pipeline is connected to tubular type draining container, described
Steam valve is triple valve, and the import of the steam valve is connected to steam generator, and the first outlet of the steam valve passes through pipeline
With the inlet communication of the tubular type draining container, second outlet is connected to by pipeline with the sample container, the tubular type drain
The outlet of container is connected to the sample container, and the controller connects with signal with the steam valve, for controlling the steaming
The import of steam valve is connected to first outlet or is connected to the second outlet.
In preferred embodiment, the bottom of the tubular type draining container and the connecting pipeline of the waste recovery container are provided with
First pinch valve, when first pinch valve is opened, the connecting line connection, when first pinch valve is closed, the company
Adapter tube roadlock is disconnected, and the controller connects with signal with first pinch valve, for controlling the opening of first pinch valve
Or it closes.
In preferred embodiment, the air pump is used to prevent in the drop reaction device to the condenser pumped air
Solution flow back into the condenser, the pumping hole of the air pump is connected between the drop reaction device and the condenser
Pipeline in, the pumping hole of the air pump and it is described titration generator between pipeline be additionally provided with the second pinch valve, the control
Device processed connects with signal with the air pump, for controlling opening or closing for the air pump, the controller and described the
Two pinch valves connect with signal, and open or close for controlling second pinch valve.
In preferred embodiment, the front panel is provided with multiple perforative preceding pipeline holes, each to need across the front panel
Pipeline the front panel is passed through by the preceding pipeline hole, the quantity of the foreboard pipe hole and described need before described
The quantity of the pipeline of panel matches；
The rear panel be provided with it is multiple it is perforative after pipe holes, each pipeline needed across the rear panel passes through pipe after described
Road hole passes through the rear panel, the quantity and the quantity phase for needing the pipeline across the rear panel of the rear pipe hole
Match；
The side body side wall is provided with multiple perforative side ducts holes and route hole, respectively needs to access the pipeline of the side body
It is accessed by the side ducts hole, the route for respectively needing to access each module of connection of the side body is accessed by the route hole
The side body.
Using a kind of integrated form content of sulfur dioxide determining instrument provided by the embodiments of the present application, Instrument shell can be passed through
Each component is orderly fixed, the integrated of instrument is realized, effectively reduces occupied area, avoids mutual collision or shadow before instrument
The operation of operator is rung, while can also be to avoid the damage of instrument and equipment.In addition, by the way that each solution container is fixed on centre
In shell, it is possible to prevente effectively from container is toppled over or solution leakage, spillage etc. cause personal injury to operator or to behaviour
The health for making personnel damages, and reduces and even avoids security risk.By the way that sample container, the distribution of drop reaction device are fixed on
On front panel, sample can be placed in order to operator, is convenient for operator's observing response process, without interfering with other instrument
Device assembly.Moreover, whole operation process is completed by system, the excessive participation of implementation personnel is not needed, can be further improved
Safety.Error caused by human factor can also be avoided, can effectively improve measurement accuracy.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is that a kind of apparatus structure for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides is vertical
Body figure；
Fig. 2 is a kind of apparatus structure main view for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides
Figure；
Fig. 3 is a kind of apparatus structure main view for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides
Figure；
Fig. 4 is a kind of apparatus structure section view for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides
Figure；
Fig. 5 is that a kind of connection of each component for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides is closed
It is schematic diagram；
Fig. 6 is that a kind of signal of each module for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides connects
Connect relation schematic diagram.
Specific embodiment
The embodiment of the present application provides a kind of integrated form content of sulfur dioxide determining instrument.
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
The application protection all should belong in technical staff's every other embodiment obtained without creative efforts
Range.
Fig. 1 is that a kind of apparatus structure for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides is vertical
Body figure.Fig. 2 is a kind of apparatus structure main view for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides
Figure.Fig. 3 is a kind of apparatus structure main view for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides.
Fig. 4 is a kind of apparatus structure cross-sectional view for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides.Fig. 5
It is a kind of connected relation signal of each component for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides
Figure.Although this application provides as the following examples or method operating procedure shown in the drawings or apparatus structure, based on conventional
It either may include more or less operating procedure or module list in the method or device without creative labor
Member.In the step of there is no necessary causalities in logicality or structure, the execution sequence of these steps or the module of device
Structure is not limited to the embodiment of the present application or execution shown in the drawings sequence or modular structure.The method or modular structure
Device or end product in practice according to embodiment or method shown in the drawings or modular structure in application, can carry out suitable
Sequence executes or parallel execution.
Specifically, described in as shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, a kind of integrated form content of sulfur dioxide survey provided by the present application
A kind of embodiment for determining instrument may include Instrument shell,
The Instrument shell includes bottom plate 201, middle casing 202, side body 205, and the middle casing is cuboid hollow shell
The interlude of the bottom plate is arranged in body, and maximum two outer walls of the area of the middle casing are respectively as 203 He of front panel
Rear panel 204, the side body 205 are cuboid hollow housing, an outer wall of the side body 205 and the front panel 203
It reclines；
203 surrounding of front panel is with baffle, the outer wall conduct perpendicular with the front panel 203 of the side body 205
The right shell body of the front panel, the overhead gage 2031 and right baffle-plate 2032 of the front panel are rectangle baffle, the bottom plate
201 lower baffle plate as the front panel, the bottom plate are also used as the middle casing 202, back casing 206, the side body
205 bottom wall；
In the plate face of the front panel 203 distribution be fixed with sample container 5, splash head 3, liquid level sensor 33, condenser 4,
Drop reaction device 15, colour measurement module 102；
In the middle casing 202 distribution be fixed with lead acetate solution container 17, hydrochloric acid solution container 19, starch solution container,
Waste recovery container 18, the second hydrochloric acid pump 30, starch solution pump 32, flushing pump 2, plunger valve 22, titration valve 23；
Distribution is fixed with steam generator 1, dilution pumps 7, condensation water valve, steam valve, non-return in the plate face of the rear panel 203
Valve, the first pinch valve 12, the second pinch valve 14, the first hydrochloric acid pump 9, lead acetate solution pump 13, steam generator water pump 16, tubular type
Draining container 24, air pump 31；
Distribution is provided with controller 101, measurement module 103, data processing module 104, titration liquid container in the side body 205
20, the side wall of pinch valve 29, the side body 205 is provided with human-computer interaction interface 105.
In Fig. 1, direction is indicated by arrow, it is described above left and right, upper and lower, forward and backward mark to be all oriented to arrow
It is quasi-.
In this example, as shown in figure 1, figure 2, figure 3, figure 4 and figure 5, the liquid inlet of the first hydrochloric acid pump 9 passes through pipeline and salt
Acid solution container 19 is connected to, and liquid outlet is connected to by pipeline with the sample container 5, for adding salt to the sample container 5
Acid, as shown in Fig. 2, the sample container end is provided with splash head 3, the splash head nozzle 3 and the sample container 5
Vessel port connection, and the opening of the sample container 5 is completely covered 3 tube wall of the splash head.；
The steam generator 1 is connected to the sample container 5 by steam valve 10, and the import of the steam valve 10 passes through pipeline
It is connected to the steam generator 1, the outlet of the steam valve 10 is connected to by pipeline with the bottom of the sample container 5；
The import of the condenser 4 is connected to by pipeline with the sample container 5；
The bottom of the drop reaction device 15 passes through the outlet of pipeline and the condenser 4；
The inlet of the second hydrochloric acid pump 30 is connected to by pipeline with the hydrochloric acid container, and liquid outlet passes through pipeline and the drop
The connection of reactor 15 is determined, for adding hydrochloric acid to the drop reaction device 15；
The inlet of the lead acetate solution pump 13 be connected to by pipeline with lead acetate solution container 17, liquid outlet pass through pipeline and
The drop reaction device 15 is connected to, for adding acetic acid lead solution to the drop reaction device 15；
For the inlet of the starch pump 32 by pipeline and starch solution reservoir, liquid outlet is anti-by pipeline and the titration
Device is answered to be connected to, for pumping starch solution to the drop reaction device 15；
The liquid outlet of the buret 21 is connected to by pipeline with the drop reaction device 15, is filled in the buret 21 predetermined
The standard iodine solution of initial volume is as titrating solution.
Fig. 6 is a kind of letter of each module for integrated form content of sulfur dioxide determining instrument that the application one embodiment provides
Number connection relationship diagram.As described in Figure 6, the liquid level sensor 33 connects with signal with the controller 101, for measuring
Liquid volume described in liquid volume in the drop reaction device 15 and real-time transmission is to the controller；
The controller 101 and first hydrochloric acid pump 9 and second hydrochloric acid pump 30 connect with signal, for controlling described the
The hydrochloric acid of 30 pumping predetermined volume of one hydrochloric acid pump 9 and second hydrochloric acid pump, connects with signal with the lead acetate solution pump 13,
The acetic acid lead solution that predetermined volume is pumped for controlling the lead acetate solution pump 13, connects with signal with the starch pump 32,
The starch solution that predetermined volume is pumped for controlling the starch pump 32, connects with signal with the buret 21, for controlling
The buret 21 is added dropwise titrating solution to the reactor 15 or stops being added dropwise；
The colour measurement module 102 includes RGB LED light source, and the side of the drop reaction device 15 is arranged in, further includes color
The other side of the drop reaction device 15 is arranged in color sensor, towards the light source, for obtaining the drop reaction device 15
The rgb value of middle solution；
The measurement module 103 is used to measure the volume of titrating solution used；
The data processing module 104 is used for titrating solution used in the volume of the titrating solution according to used in titration sample, blank test
Volume, the Mass Calculation of the sample to be tested obtain the content of sulfur dioxide in the sample to be tested；
The human-computer interaction interface 105 is used to show the content of the sulfur dioxide, and at least described to test sample for inputting
The quality of product, and the control model for inputting the controller 101.
In this example, the liquid level sensor 33 connects with signal with the controller 101, and the controller 101 is according to institute
The liquid volume for stating drop reaction device 15 controls second hydrochloric acid and pumps 30, the lead acetate solution pump 13, the starch pump 32
Start feed flow or stops feed flow；
Specifically, the controller 101, which controls the second hydrochloric acid pump 30, pumps hydrochloric acid solution, same time control to drop reaction device 15
It makes liquid volume in drop reaction device 15 described in 33 the real time measure of liquid level sensor and real-time transmission is to the controller
101, when the liquid volume reaches preset vol, the controller controls the second hydrochloric acid pump 30 and stops pumping.Then
The lead acetate solution pump 13 is controlled again and pumps acetic acid lead solution to drop reaction device 15, is measured also according to liquid level sensor 33
Liquor capacity control the lead acetate solution pump 13 and stop pumping solution.The control mode and so on of starch pump 32.
The colour measurement module 102 connects with signal with the controller 101, and connects with the measurement module phase signals
It connects, when the rgb value of solution in the drop reaction device reaches pre-set value, the controller controls the buret and stops drop
Add titrating solution, the measurement module measures the volume of the titrating solution used；
The data processing module 104 connects with signal with the measurement module, and the measurement module will the titrating solution used
Volume be sent to the data processing module, sulfur dioxide in the sample to be tested is calculated in the data processing module
Content.
Wherein, the data processing module 104 has storage medium, and the storage medium is stored with computer program, when
The computer program is performed, and the data processing module 105 is calculated in the sample to be tested according to following formula
The content of sulfur dioxide:
Further include water tank 6 in the middle casing 202 in this example, the water tank 6 by pipeline respectively with flushing pump 2, dilution pumps
7, the water inlet connection of steam generator water pump 16, the water outlet of the flushing pump 2 pass through pipeline and the drop reaction device 15
The water outlet of connection, the dilution pumps 7 is connected to by pipeline with the sample container 5, and the dilution pumps are for diluting the sample
Hydrochloric acid in product container；The steam generator water pump 16 is used to supply water to the steam generator 1.On the sample container 5
Side is provided with splash head 3.
In this example, the controller 101 and the flushing pump 2, the dilution pumps 7,16 phase of steam generator water pump
Signal connection, for controlling the flushing pump 2, the dilution pumps 7, the water supply of the steam generator water pump 16 and water supply.
Wherein, the controller 101 also connects with signal with the steam generator 1, and the controller 101 is also used to control the steaming
The power of vapour generator 1, to control its speed for generating steam.
In this example, the waste recovery container 18 is connected to by pipeline with the bottom of the drop reaction device 15, the pipe
Road is provided with plunger valve 22, and the controller 101 connects with signal with the plunger valve 22, for controlling the plunger valve 22
It opens or closes.Pipe when the plunger valve 22 is opened, between the waste recovery container 18 and the drop reaction device 15
Road connection, the plunger valve 22 are used to for the liquid in the reactor 15 being sent into the waste recovery container 18.When described
When plunger valve 22 is closed, the pipeline between the waste recovery container 18 and the drop reaction device 15 is blocked.
In this example, the waste recovery container 18 is also connected to the bottom of tubular type draining container 24, the steaming by pipeline
Steam valve 10 is triple valve, and the import of the steam valve 10 is connected to steam generator 1, and the first outlet of the steam valve 10 passes through
The inlet communication of pipeline and the tubular type draining container 24, second outlet are connected to by pipeline with the sample container 5, the pipe
The outlet of formula draining container 24 is connected to the sample container 5, and the controller 101 connects with signal with the steam valve 10,
Import for controlling the steam valve 10 is connected to first outlet or is connected to the second outlet.
As described in Figure 5, in the application one embodiment, the first outlet of the steam valve 10 and the tubular type draining container
Check-valves 11 is additionally provided between 24.
The connecting pipeline of the bottom of the tubular type draining container 24 and the waste recovery container 18 is provided with the first clamp
Valve 12, when first pinch valve 12 is opened, the connecting line connection, when first pinch valve 12 is closed, the connection
Pipeline blocks, and the controller 101 connects with signal with first pinch valve 12, for controlling first pinch valve 12
It opens or closes.
In continuous mode, the controller 101 controls the first outlet and inlet communication of the steam valve 10, the control
Device 101 processed controls the second pinch valve 14 and closes, and steam enters the tubular type draining container 24 by steam valve 10, by the pipe
Formula draining container 24 enters 5 bottom of sample container, and sulfur dioxide therein is taken out of.
After measurement in waste liquor recovery process, the controller 101 control the second outlet of the steam valve 10 with
Inlet communication, steam are directly entered in the sample container 5 by steam valve 10, and the controller controls the first pinch valve 12 and beats
It opens, steam can flow the solution in the sample container 5 by the tubular type draining container 24 and first pinch valve 12
Enter the waste recovery container 18.
In this example, the air pump 31 is used to prevent in the drop reaction device 15 to 4 pumped air of condenser
Solution flows back into the condenser 4, and the pumping hole of the air pump 31 is connected to the drop reaction device 15 and the condenser 4
Between pipeline in, the pumping hole of the air pump 31 and it is described titration generator 15 between pipeline be additionally provided with the second pinch valve
14, the controller 101 connects with signal with the air pump 31, for controlling opening or closing for the air pump 31, institute
It states controller 101 to connect with signal with second pinch valve 14, be opened or closed for controlling second pinch valve 14.When
When the air pump 31 is opened, air can be injected into the condenser 4.
In this example, the instrument further includes other component, as shown in Figure 1, including pinch valve 28, pinch valve 29, discharge outlet
27, water valve 8, condensed water water inlet 25, condensed water water outlet 26 are condensed, each valve connects with 101 phase signals of controller
It connects, and is controlled by the controller 101.
In this example, as shown in Figure 1, the measurement module 103 may include liquidometer, by measuring in the buret 21
The measure of the change of liquid level obtains the volume of titrating solution used.
And in the application other embodiments, there is piston in the buret 21, the piston is connected with plunger motor,
The measurement module 103 can also calculate the volume of titrating solution used by the travel of plunger motor, specific to measure
Mode, the application are not construed as limiting.
In this example, as shown in Figure 1, the buret 21 is also communicated with titration liquid container 20, for being the buret 21
Titrating solution is provided, the pinch valve 29 between the buret 21 and the titration liquid container 20 is also controlled by the controller 101
It is opened or closed.The buret 21 is connected to by a titration valve 23 with the reactor 15, and the controller 101 passes through
Control titration valve 23 controls starting or stopping for the titration movement of the buret 21.
In the application one embodiment, the controller 101 also has clocking capability, when solution in the reactor 15
When rgb value reaches pre-set value, the controller 101 starts timing, if (such as 30 seconds) described rgb value is not in the given time
Become, then controls the buret 21 and stop titration, the measurement module measures.
In addition, the system also includes power supply, for providing electric energy for each electrical component in the system.The system
It can be used for the measurement of sulfite content.
In the various embodiments described above, the front panel 203 is provided with multiple perforative preceding pipeline holes, each to need before described
The pipeline of panel 203 passes through the front panel 203, the quantity of the foreboard pipe hole and the needs by the preceding pipeline hole
Quantity across the pipeline of the front panel 203 matches；
The rear panel 204 is provided with multiple perforative rear pipe holes, each that the pipeline across the rear panel 204 is needed to pass through institute
Rear pipe hole is stated across the rear panel 204, the quantity of the rear pipe hole and the pipe needed across the rear panel 204
The quantity on road matches；
205 side wall of side body is provided with multiple perforative side ducts holes and route hole, respectively needs to access the side body 205
Pipeline accessed by the side ducts hole, respectively need to access each module of connection of the side body 205 route pass through it is described
The side body 205 is accessed in route hole.
In the application one embodiment, the instrument is additionally provided with transparent door-plate, and the front panel 203 is covered, can be with
Safety is further increased, drop reaction process can also be observed convenient for operator.
Using a kind of embodiment of integrated form content of sulfur dioxide determining instrument provided by the above embodiment, can pass through
Instrument shell orderly fixes each component, realizes the integrated of instrument, effectively reduces occupied area, avoids mutually touching before instrument
The operation of operator is hit or influences, while can also be to avoid the damage of instrument and equipment.In addition, by the way that each solution container is consolidated
It is scheduled in middle casing, it is possible to prevente effectively from container is toppled over or solution leakage, spillage etc. cause personal injury to operator
Or the health of operator is damaged, reduce and even avoids security risk.By the way that sample container, drop reaction device are divided
Cloth is fixed on the front panel, and sample can be placed in order to operator, is convenient for operator's observing response process, without interfering
To other instruments component.Moreover, whole operation process is completed by system, the excessive participation of implementation personnel, Ke Yijin are not needed
One step improves safety.Error caused by human factor can also be avoided, can effectively improve measurement accuracy.
Based on above-mentioned instrument, the application also provides a kind of mode of operation and work using the Instrument measuring sulfur dioxide
Process.Specifically, workflow is as follows:
Scheduled control model is set using the human-computer interaction interface；
Blank test is carried out, the volume of titrating solution used in the blank test is obtained；
It weighs suitable sample to be tested to be put into the sample container, inputs the sample to be tested using the human-computer interaction interface
Quality；
The controller control first hydrochloric acid is pumped, and suitable hydrochloric acid is added into the sample container；
The controller opens the steam generator water pump, and suitable water is injected into the steam generator, using described
Steam generator generates steam；
The controller controls the first outlet and inlet communication of the steam valve, controls second pinch valve and opens, control
The plunger valve is closed, and is carried along into the steam in condenser the whole sulfur dioxide generated in the sample container,
The condenser condenses the steam, enters whole sulfur dioxide in the drop reaction device, the drop reaction
The acetic acid lead solution that the acetic acid lead pump is previously added predetermined volume is controlled by the controller in device；
The controller controls the liquid level sensor and measures liquid volume in the drop reaction device, according to the liquid bulk
Product controls second hydrochloric acid and pumps the hydrochloric acid that predetermined volume is added into the drop reaction device, controls the starch pump to institute
State the starch solution that predetermined volume is added in drop reaction device；
The controller controls the buret and standard iodine solution as titrating solution is added dropwise into the drop reaction device, described
Colour measurement module obtains the rgb value of solution in the reactor in real time；
When the rgb value reaches pre-set value, the controller controls the buret and stops titration, and the measurement module is surveyed
Measure the volume of titrating solution used in titration sample；
Data processing module volume of titrating solution according to used in titration sample, the volume of titrating solution used in blank test, institute
The Mass Calculation for stating sample to be tested obtains the content of sulfur dioxide in the sample to be tested.
Wherein, the carry out blank test, the workflow for obtaining the volume of titrating solution used in the blank test include:
The controller controls second pinch valve and closes, and starts the air pump, controls second hydrochloric acid and pumps to described
The hydrochloric acid of predetermined volume is added in drop reaction device, controls the starch pump and predetermined volume is added into the drop reaction device
Starch solution carries out blank titration；
When the rgb value of solution in the drop reaction device reaches pre-set value, the measurement module measurement obtains the blank
Test the volume of titrating solution used；
The controller opens the plunger valve, and the reaction solution in the drop reaction device is made to flow into the waste recovery container
In；
The controller opens the flushing pump, rinses to the drop reaction device, and the water after flushing passes through the plunger valve stream
Enter in the waste recovery container.
Wherein, in above-mentioned workflow, the controller controls the second outlet and inlet communication of the steam valve, control
Plunger valve processed is opened, and is controlled first pinch valve and is opened；
Flow into the waste liquid in the sample container and the drop reaction device in the waste recovery container；
The controller controls the flushing pump and opens, and controls the plunger valve and opens, rinse to the drop reaction device, rinses
Water afterwards flows into the waste recovery container by the plunger valve.
Using the measuring method provided by the above embodiment, it can use the system automatically determines sample to be tested two
Sulfur oxide content can effectively improve determination efficiency, improve measurement accuracy, improve safety, improve sulfur dioxide recovery rate.
Although this application provides the method operating procedure as described in embodiment or flow chart, based on conventional or noninvasive
The means for the property made may include more or less operating procedure.The step of enumerating in embodiment sequence is only numerous steps
One of execution sequence mode, does not represent and unique executes sequence.It, can when device or client production in practice executes
To execute or parallel execute (such as at parallel processor or multithreading according to embodiment or method shown in the drawings sequence
The environment of reason, even distributed data processing environment).The terms "include", "comprise" or its any other variant are intended to contain
Lid non-exclusive inclusion, so that process, method, product or equipment including a series of elements are not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, product or equipment
Intrinsic element.In the absence of more restrictions, be not precluded include the process, method of the element, product or
There is also other identical or equivalent elements in person's equipment.
Device that above-described embodiment illustrates or module etc. can specifically realize by computer chip or entity, or by having
There is the product of certain function to realize.For convenience of description, it is divided into various modules when description apparatus above with function to retouch respectively
It states.Certainly, the function of each module can be realized in the same or multiple software and or hardware when implementing the application,
The module for realizing same function can be realized by the combination of multiple submodule etc..Installation practice described above is only
Schematically, for example, the division of the module, only a kind of logical function partition, can there is other draw in actual implementation
The mode of dividing, such as multiple module or components can be combined or can be integrated into another system, or some features can be ignored,
Or it does not execute.
It is also known in the art that other than realizing controller in a manner of pure computer readable program code, it is complete
Entirely can by by method and step carry out programming in logic come so that controller with logic gate, switch, specific integrated circuit, programmable
Logic controller realizes identical function with the form for being embedded in microcontroller etc..Therefore this controller is considered one kind
Hardware component, and the structure that the device for realizing various functions that its inside includes can also be considered as in hardware component.Or
Person even, can will be considered as realizing the device of various functions either the software module of implementation method can be hardware again
Structure in component.
The application can describe in the general context of computer-executable instructions executed by a computer, such as program
Module.Generally, program module includes routines performing specific tasks or implementing specific abstract data types, programs, objects, group
Part, data structure, class etc..The application can also be practiced in a distributed computing environment, in these distributed computing environments,
By executing task by the connected remote processing devices of communication network.In a distributed computing environment, program module can
To be located in the local and remote computer storage media including storage equipment.
Each embodiment in this specification is described in a progressive manner, the same or similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.
Although depicting the application by embodiment, it will be appreciated by the skilled addressee that the application there are many deformation and
Variation is without departing from spirit herein, it is desirable to which the attached claims include these deformations and change without departing from the application's
Spirit.
Claims (10)
1. a kind of integrated form content of sulfur dioxide determining instrument, which is characterized in that the instrument includes Instrument shell,
The Instrument shell includes bottom plate, middle casing, side body, and the middle casing is cuboid hollow housing, and setting exists
The interlude of the bottom plate, maximum two outer walls of the area of the middle casing are described respectively as front panel and rear panel
Side body is cuboid hollow housing, and an outer wall and the front panel of the side body recline；
The front panel surrounding is with baffle, and the outer wall perpendicular with the front panel of the side body is as the front panel
Right shell body, the overhead gage and right baffle-plate of the front panel are rectangle baffle, and the bottom plate is as under the front panel
Baffle, the bottom plate are also used as the bottom wall of the middle casing, the back casing, the side body；
Distribution is fixed with sample container, splash head, liquid level sensor, condenser, drop reaction in the plate face of the front panel
Device, colour measurement module；
Distribution is fixed with lead acetate solution container, hydrochloric acid solution container, starch solution container, waste recovery in the middle casing
Container, the second hydrochloric acid pump, starch solution pump, flushing pump, plunger valve, titration valve；
Distribution is fixed with steam generator, dilution pumps, condensation water valve, steam valve, check-valves, first in the plate face of the rear panel
Pinch valve, the second pinch valve, the first hydrochloric acid pump, lead acetate solution pump, steam generator water pump, tubular type draining container, air pump；
Distribution is provided with controller, measurement module, data processing module, titration liquid container, the side body in the side body
Side wall be provided with human-computer interaction interface.
2. a kind of integrated form content of sulfur dioxide determining instrument as described in claim 1, which is characterized in that first hydrochloric acid
The liquid inlet of pump is connected to by pipeline with hydrochloric acid container, and liquid outlet is connected to by pipeline with the sample container, is used for described
Sample container adds hydrochloric acid；
The steam generator is connected to the sample container by steam valve, the import of the steam valve by pipeline with it is described
The outlet of steam generator connection, the steam valve is connected to by pipeline with the bottom of the sample container；
The import of the condenser is connected to by pipeline with the sample container；
The bottom of the drop reaction device passes through the outlet of pipeline and the condenser；
The inlet of the second hydrochloric acid pump is connected to by pipeline with the hydrochloric acid container, and liquid outlet passes through pipeline and the titration
Reactor connection, for adding hydrochloric acid to the drop reaction device；
The inlet of the lead acetate solution pump is connected to by pipeline with lead acetate solution container, liquid outlet pass through pipeline with it is described
Drop reaction device connection, for adding acetic acid lead solution to the drop reaction device；
The inlet of the starch pump passes through pipeline and the drop reaction by pipeline and starch solution reservoir, liquid outlet
Device connection, for pumping starch solution to the drop reaction device；
The liquid outlet of the buret is connected to by pipeline with the drop reaction device, and predetermined just initial body is filled in the buret
Long-pending standard iodine solution is as titrating solution；
The liquid level sensor connects with signal with the controller, for measuring the liquid volume in the drop reaction device simultaneously
Liquid volume described in real-time transmission is to the controller；
The controller is pumped with first hydrochloric acid and second hydrochloric acid pump connects with signal, for controlling first hydrochloric acid
The hydrochloric acid of pump and second hydrochloric acid pump pumping predetermined volume, connects with signal with the lead acetate solution pump, for controlling
The acetic acid lead solution for stating lead acetate solution pump predetermined volume, connects with signal with the starch pump, for controlling the shallow lake
The starch solution of powder pump pumping predetermined volume, connects with signal with the buret, for controlling the buret to described anti-
Answer device that titrating solution is added dropwise or stops being added dropwise；
The colour measurement module includes RGB LED light source, and the side of the drop reaction device is arranged in, and further includes color sensing
The other side of the drop reaction device is arranged in device, towards the light source, for obtaining solution in the drop reaction device
Rgb value；
The measurement module is used to measure the volume of titrating solution used；
The data processing module is used for the body of titrating solution used in the volume of the titrating solution according to used in titration sample, blank test
The Mass Calculation of long-pending, the described sample to be tested obtains the content of sulfur dioxide in the sample to be tested；
The human-computer interaction interface is used to show the content of the sulfur dioxide, and at least for inputting the sample to be tested
Quality, and the control model for inputting the controller.
3. a kind of integrated form content of sulfur dioxide automatic measurement apparatus as described in claim 1, which is characterized in that the liquid level
Sensor connects with signal with the controller, and the controller is according to the liquid volume of drop reaction device control described the
Two hydrochloric acid pump, the lead acetate solution pump, the starch pump start feed flow or stop feed flow；
The colour measurement module connects with signal with the controller, and connects with signal with the measurement module, when described
When the rgb value of solution reaches pre-set value in drop reaction device, the controller, which controls the buret, stops that titrating solution is added dropwise,
The measurement module measures the volume of the titrating solution used；
The data processing module connects with signal with the measurement module, and the measurement module is by the body of the titrating solution used
Product is sent to the data processing module, and containing for sulfur dioxide in the sample to be tested is calculated in the data processing module
Amount.
4. a kind of integrated form content of sulfur dioxide automatic measurement apparatus as described in claim 1, which is characterized in that the centre
Be further fixed on water tank in shell, the water tank by pipeline respectively with flushing pump, dilution pumps, steam generator water pump water inlet
The water outlet of connection, the flushing pump is connected to by pipeline with the drop reaction device, and the water outlet of the dilution pumps passes through pipe
Road is connected to the sample container, and the dilution pumps are used to dilute the hydrochloric acid in the sample container；The steam generator water
Pump to the steam generator for supplying water.
5. a kind of integrated form content of sulfur dioxide automatic measurement apparatus as claimed in claim 4, which is characterized in that the control
Device connects with signal with the flushing pump, the dilution pumps, the steam generator water pump, for controlling the flushing pump, institute
State dilution pumps, steam generator water pump water supply and water supply.
6. a kind of integrated form content of sulfur dioxide automatic measurement apparatus as described in claim 1, which is characterized in that the material returns
Receptacle is connected to by pipeline with the bottom of the drop reaction device, and the pipeline is provided with plunger valve, the controller and institute
It states plunger valve to connect with signal, for controlling opening or closing for the plunger valve.
7. a kind of integrated form content of sulfur dioxide automatic measurement apparatus as described in claim 1, which is characterized in that the waste material
Returnable also passes through the bottom that pipeline is connected to tubular type draining container, and the steam valve is triple valve, the steam valve into
Mouth is connected to steam generator, and the first outlet of the steam valve passes through the inlet communication of pipeline and the tubular type draining container,
Second outlet is connected to by pipeline with the sample container, and the outlet of the tubular type draining container is connected to the sample container,
The controller connects with signal with the steam valve, the import for controlling the steam valve be connected to first outlet or with institute
State second outlet connection.
8. a kind of integrated form content of sulfur dioxide automatic measurement apparatus as claimed in claim 7, which is characterized in that the tubular type
The connecting pipeline of the bottom of draining container and the waste recovery container is provided with the first pinch valve, and first pinch valve is opened
When, connecting line connection, when first pinch valve is closed, the connecting line is blocked, the controller and described the
One pinch valve connects with signal, for controlling opening or closing for first pinch valve.
9. a kind of integrated form content of sulfur dioxide automatic measurement apparatus as described in claim 1, which is characterized in that the air
Pump is described for preventing the solution in the drop reaction device from flowing back into the condenser to the condenser pumped air
The pumping hole of air pump is connected in the pipeline between the drop reaction device and the condenser, the pumping hole of the air pump and institute
The pipeline stated between titration generator is additionally provided with the second pinch valve, and the controller connects with signal with the air pump, uses
In controlling opening or closing for the air pump, the controller connects with signal with second pinch valve, for controlling
The second pinch valve is stated to open or close.
10. a kind of integrated form content of sulfur dioxide determining instrument as described in any one of claim 2,4,6,7,8,9,
It is characterized in that, the front panel is provided with multiple perforative preceding pipeline holes, each that the pipeline across the front panel is needed to pass through institute
Preceding pipeline hole is stated across the front panel, the quantity of the foreboard pipe hole and described needs the pipeline across the front panel
Quantity matches；
The rear panel be provided with it is multiple it is perforative after pipe holes, each pipeline needed across the rear panel passes through pipe after described
Road hole passes through the rear panel, the quantity and the quantity phase for needing the pipeline across the rear panel of the rear pipe hole
Match；
The side body side wall is provided with multiple perforative side ducts holes and route hole, respectively needs to access the pipeline of the side body
It is accessed by the side ducts hole, the route for respectively needing to access each module of connection of the side body is accessed by the route hole
The side body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810913717.3A CN109030713A (en) | 2018-08-13 | 2018-08-13 | A kind of integrated form content of sulfur dioxide determining instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810913717.3A CN109030713A (en) | 2018-08-13 | 2018-08-13 | A kind of integrated form content of sulfur dioxide determining instrument |
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| CN109030713A true CN109030713A (en) | 2018-12-18 |
Family
ID=64632836
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810913717.3A Pending CN109030713A (en) | 2018-08-13 | 2018-08-13 | A kind of integrated form content of sulfur dioxide determining instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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