CN110057968A - A kind of full-automatic permanganate index analyzer of modularization - Google Patents
A kind of full-automatic permanganate index analyzer of modularization Download PDFInfo
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- CN110057968A CN110057968A CN201910452524.7A CN201910452524A CN110057968A CN 110057968 A CN110057968 A CN 110057968A CN 201910452524 A CN201910452524 A CN 201910452524A CN 110057968 A CN110057968 A CN 110057968A
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- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 41
- 238000004458 analytical method Methods 0.000 claims abstract description 26
- 238000003860 storage Methods 0.000 claims abstract description 25
- 238000004448 titration Methods 0.000 claims abstract description 21
- 239000008236 heating water Substances 0.000 claims abstract description 19
- 238000012360 testing method Methods 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 4
- 238000005070 sampling Methods 0.000 claims abstract description 4
- 238000012546 transfer Methods 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 239000002699 waste material Substances 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 9
- ZNCPFRVNHGOPAG-UHFFFAOYSA-L sodium oxalate Chemical compound [Na+].[Na+].[O-]C(=O)C([O-])=O ZNCPFRVNHGOPAG-UHFFFAOYSA-L 0.000 claims description 6
- 229940039790 sodium oxalate Drugs 0.000 claims description 6
- 238000003760 magnetic stirring Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000012864 cross contamination Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- OQVYMXCRDHDTTH-UHFFFAOYSA-N 4-(diethoxyphosphorylmethyl)-2-[4-(diethoxyphosphorylmethyl)pyridin-2-yl]pyridine Chemical compound CCOP(=O)(OCC)CC1=CC=NC(C=2N=CC=C(CP(=O)(OCC)OCC)C=2)=C1 OQVYMXCRDHDTTH-UHFFFAOYSA-N 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- 238000003287 bathing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000012286 potassium permanganate Substances 0.000 description 2
- -1 Fig. 5-7 Substances 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 240000005373 Panax quinquefolius Species 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000004457 water analysis Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
-
- 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
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
-
- 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
Abstract
The present invention relates to a kind of full-automatic permanganate index analyzers of modularization, comprising: a support frame plates, the location and installation for each functional module；A sample cup placement module, for placing specimen cup to be measured；One water-bath analysis module detects the titration that specimen cup carries out heating water bath and completes reagent；One automation sample pipettes module, for transfer of the specimen cup between specimen cup placement module and water-bath analysis module；One full-automatic sample introduction module, reagent required for testing are quantitatively adding in specimen cup in order；One reagent storage module, reagent needed for storage test, and be connected with the full-automatic sample introduction module.Index analysis instrument of the present invention uses modularized design, and modules have independent function, and each functional unit degree of coupling is low in system, it breaks down and is easy to repair, it is designed using four-way sampling system, effectively avoids the cross contamination between different reagents, measuring accuracy is high.
Description
Technical field
The present invention relates to water analysis fields, and in particular to a kind of full-automatic permanganate index analyzer of modularization.
Background technique
Permanganate index refers in acid or alkaline medium, using potassium permanganate as oxidant, is disappeared when handling water sample
The amount of consumption is indicated with the mg/L of oxygen.Nitrite, ferrous salt in water, the reducing inorganics such as sulfide object and in this condition
The organic matter that can be oxidized down can consume potassium permanganate.Therefore, permanganate index often by as surface water body by organic dirt
Contaminate the overall target of object and reducing inorganic object pollution level.
Accuracy of Permanganate Index Determination mainly mostly uses the side of the heating water bath oxalatimetry of national standard GB11892-1989 at present
Method, that there are sample and reagent dosages is big for this method, analysis it is time-consuming it is cumbersome, precision is not good enough, is difficult to the disadvantages of batch quantity analysis.
Patent CN208188060U discloses a kind of permanganate index analyzer, including rack and is set in rack
Ontology, be provided with heating device and titration outfit in ontology, be provided with and multiple uniformly divide on body along rack width direction
Cloth sets rim of a cup, sets rim of a cup and liquid holding cup bottom is clamped, be fixed with several support rods being arranged along the length of the rack in rack,
Support rod top surface be placed with along rack width direction setting delivery sheet, delivery sheet offer it is multiple with set rim of a cup match and with Sheng
The impenetrating mouth of liquid cup clamping, the cup edge of liquid holding cup are fixed with the ring abutted when liquid holding cup is clamped with impenetrating mouth with feeding plate top surface
Block is provided in rack and drives delivery sheet to be transferred to liquid holding cup and place the feed device of mouth clamping.
Though complete machine is all made of integration however, the permanganate index analyzer realizes the process of automatical analysis
It designs, each functional unit degree of coupling is excessively high in system, production and assembly, detection debugging, Breakdown Maintenance, product liter for equipment
Grade all causes great puzzlement.
Summary of the invention
The purpose of the present invention is to solve the above-mentioned problems and provides a kind of full-automatic permanganate index of modularization point
Analyzer.
The purpose of the present invention is achieved through the following technical solutions:
A kind of full-automatic permanganate index analyzer of modularization, comprising:
One support frame plates, the location and installation for each functional module；
A sample cup placement module, for placing specimen cup to be measured；
One water-bath analysis module detects the titration that specimen cup carries out heating water bath and completes reagent；
One automation sample pipettes module, for specimen cup turning between specimen cup placement module and water-bath analysis module
It moves；
One full-automatic sample introduction module, reagent required for testing are quantitatively adding in specimen cup in order；
One reagent storage module, reagent needed for storage test, and be connected with the full-automatic sample introduction module；
Wherein, support frame as described above plate is L-shaped, and including bottom and the side for being vertical at bottom avris, the specimen cup is put
Module, water-bath analysis module and reagent storage module is set to be sequentially arranged in the bottom of support frame as described above plate, the automation sample
Product pipette the upper end that module activities are set to support frame as described above plate side, and the full-automatic sample introduction module is set to support frame as described above plate side
Top in portion and positioned at the water-bath analysis module.
Further, the specimen cup placement module includes one or more groups of movable commodity shelfs, and described move is set
Rack is equipped with multiple for placing the through-hole of specimen cup.
Further, the through-hole is arranged in array on the movable commodity shelf, the movable commodity shelf lower part
It is corresponding with the through-hole to be equipped with gasket.
Further, the water-bath analysis module includes heating water bath unit and Sample Titration Assay unit, the water
Bathing heating unit includes water bath, heating element, sample cup holder and temperature sensor, and the heating element is placed in water bath
It is interior, multiple sample cup holders and temperature sensor are equipped in the water bath, each sample cup holder is located above heating element；It is described
Sample Titration Assay unit be located at heating water bath unit side, including titrimetry position, reagent liquid feeding position and waste collection position.
Further, the titrimetry position includes the container for placing specimen cup, the magnetic stirring apparatus of bottom setting
And temperature controller, side wall are equipped with the camera and titration process color collector of acquisition titration process video；The examination
Agent liquid feeding position includes the container for placing specimen cup and its magnetic stirring apparatus of bottom setting；The waste collection position includes waste liquid
Cup, the waste liquid bottom of a cup portion connect waste liquid cylinder by pipeline.
Further, it includes X-axis unit, Y-axis unit and the Z for controlling three degree of freedom that the automation sample, which pipettes module,
Axle unit, the X-axis unit include first straight line mould group, the first heavy sliding rail and first servo motor, the Y-axis unit
Electronic clamping jaw is equipped with including second straight line mould group, the second heavy sliding rail and the second servo motor, the Z axis unit.
Further, the first straight line mould group is high precision ball screw rod straight line mould group, the high precision ball screw rod
Straight line mould group connects first servo motor, drives the rotation of high precision ball screw rod straight line mould group by first servo motor, drives Y
Axle unit moves on the first heavy sliding rail, and the second straight line mould group is high precision ball screw rod straight line mould group, connection the
Two servo motors, the second servo motor drive the rotation of second straight line mould group, and Z axis unit is driven to move on the second heavy sliding rail,
The Z axis unit is trapezoidal screw mould group or transmission belt mould group, and electronic clamping jaw is driven to move up and down.
Further, the reagent storage module includes sulfuric acid solution storage container, sodium hydroxide solution storage container, height
Potassium manganate solution storage container and sodium oxalate solution storage container.
Further, the full-automatic sample introduction module includes that four groups of sample-adding units and a mobile feed head, the movement add
Sample head is movably arranged at support frame as described above plate side, and is horizontally moved, and every group of sample-adding unit includes a syringe pump and one or four
Logical reversal valve, the four-way reversing valve are respectively equipped with pure water port input, reagent port input, sample outlet end mouth and syringe pump and connect
Connect port, the four-way reversing valve is connect by syringe pump connectivity port with the syringe pump, the mobile feed head with it is described
The sample outlet end mouth of four-way reversing valve connects.
Further, four groups of sample-adding units include sulfuric acid solution sample-adding unit, sodium hydroxide solution sample-adding unit, height
Potassium manganate solution is loaded unit and sodium oxalate solution is loaded unit, passes through the reagent port input and full-automatic sample introduction mould respectively
Block connection.
Permanganate index analyzer concrete operating principle of the present invention is that sample to be measured is fitted into specimen cup, can be with
Need to be arranged multiple test samples according to experiment, it is medium to be checked that the specimen cup equipped with sample is placed on specimen cup placement module
It surveys, when test, pipettes module by automating sample and specimen cup is automatically transferred to water-bath analysis module, water-bath analysis module pair
Specimen cup carries out heating water bath setting time and temperature, will be required for test by full-automatic sample introduction module after reaching requirement
Reagent quantitatively sequentially adds in specimen cup in order, completes the titration detection of reagent, whole experiment process is performed fully automatic, and presses
According to setting program, the test of multiple samples can be carried out simultaneously, greatly improve working efficiency.
Compared with prior art, the invention has the following advantages that
1, using modularized design, modules have independent function, when a certain module breaks down, as long as to corresponding
Module is overhauled or is replaced, and whole device is avoided to paralyse；
2, specimen cup placement module is set as removable, is similar to drawer drawing and pulling type, convenient disposably to place multiple samples
Cup, and be numbered, formula test can be programmed.
3, it is designed using 4 channel sampling systems, effectively avoids the cross contamination between different reagents, improve experimental result data
Confidence level, no pipeline multiplexing, reduces multiplexing line clear cumbersome during being loaded and throws liquid stream journey, improve liquid feeding efficiency, save
Analyze minute.
4, the longer X-axis unit of stroke and Y-axis unit are used into high precision ball screw rod straight line mould group: ensured it is long away from
From under, high load condition, positioning accuracy reaches 0.05mm, even up to arrives 0.01mm, and common screw rod or transmission belt mould group
Precision is only 0.1-0.5mm；
5, multiple samples are heated using a big water bath, heating temperature is uniform, and the heating environment of each sample is identical, inspection
Precision is surveyed to improve.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram of support frame plates of the present invention；
Fig. 3,4 be specimen cup placement module of the present invention structural schematic diagram；
Fig. 5~7 are the structural schematic diagram of water-bath analysis module of the present invention；
Fig. 8 is the structural schematic diagram that present invention automation sample pipettes module；
Fig. 9 is the structural schematic diagram of the full-automatic sample introduction module of the present invention；
Figure 10 is the schematic illustration of the full-automatic sample introduction module of the present invention.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
A kind of full-automatic permanganate index analyzer of modularization, such as Fig. 1, comprising:
One support frame plates 1, for the location and installation of each functional module, as shown in Figure 2；Support frame plates 1 are L-shaped, including bottom
Portion 101 and the side 102 for being vertical at 101 avris of bottom, specimen cup placement module 2, water-bath analysis module 3 and reagent storage
Module 4 is sequentially arranged in the bottom of support frame plates 1 101, is automated sample and is pipetted the side that module 5 is movably arranged at support frame plates
102 upper end, full-automatic sample introduction module 6 are set to the top on 1 side of support frame plates and being located at water-bath analysis module 3, automatically
Sample introduction module 6, water-bath analysis module 3 and automation sample pipette module 5 and connect with control equipment, and control equipment is set to branch
The back side of support plate 1 is controlled using controller well known in the prior art, such as PLC.
A sample cup placement module 2, for placing specimen cup 7 to be measured, such as Fig. 3,4, specimen cup placement module 2 includes one
Group or multiple groups movable commodity shelf 201, movable commodity shelf 201 are equipped with multiple for placing the through-hole 202 of specimen cup 7.Through-hole
202 are arranged in array on movable commodity shelf 201, and 201 lower part of movable commodity shelf is corresponding with through-hole 202 equipped with gasket
203, specimen cup placement module is set as removable, is similar to drawer drawing and pulling type, convenient disposably to place multiple specimen cups, goes forward side by side
Row number, and can be set.
One water-bath analysis module 3 detects the titration that specimen cup 7 carries out heating water bath and completes reagent, such as Fig. 5-7, water
Bathing analysis module 3 includes heating water bath unit 301 and heating water bath unit 302, and heating water bath unit 301 includes water bath
3011, heating element 3012, sample cup holder 3013 and temperature sensor 3014, heating element 3012 are placed in water bath 3011,
Multiple sample cup holders 3013 and temperature sensor 3014 are equipped in water bath 3011, each sample cup holder 3013 is located at heating element
3012 tops；Heating water bath unit 302 is located at 301 side of heating water bath unit, including titrimetry position 3021, reagent liquid feeding position
3022 and waste collection position 3023.Titrimetry position 3021 includes the container for placing specimen cup 7, the magnetic agitation of bottom setting
Device and temperature controller, side wall are equipped with the camera and titration process color collector of acquisition titration process video；Reagent adds
Liquid level 3022 includes the container for placing specimen cup 7 and its magnetic stirring apparatus of bottom setting；Waste collection position 3023 includes waste liquid
Cup, the waste liquid bottom of a cup portion connect waste liquid cylinder by pipeline.
One automation sample pipettes module 5, for specimen cup 7 between specimen cup placement module 2 and water-bath analysis module 3
Transfer, such as Fig. 8, automation sample pipette module 5 include control three degree of freedom X-axis unit 501, Y-axis unit 502 and Z
Axle unit 503, X-axis unit 501 include the heavy sliding rail 5012 of first straight line mould group 5011, first and first servo motor 5013, Y
Axle unit 502 includes the heavy sliding rail 5022 of second straight line mould group 5021, second and the second servo motor 5023, on Z axis unit 503
Equipped with electronic clamping jaw 504.First straight line mould group 5011 is high precision ball screw rod straight line mould group, the high precision ball screw rod straight line
Mould group connects first servo motor 5013, drives the rotation of high precision ball screw rod straight line mould group by first servo motor 5013,
Y-axis unit 502 is driven to move on the first heavy sliding rail 5012, second straight line mould group 5021 is high precision ball screw rod straight line mould
Group connects the second servo motor 5023, and the second servo motor 5023 drives second straight line mould group 5021 to rotate, and drives Z axis unit
503 move on the second heavy sliding rail 5022, and Z axis unit 503 is trapezoidal screw mould group or transmission belt mould group, drives electronic clamping jaw
It moves up and down.
One full-automatic sample introduction module 6, reagent required for testing are quantitatively adding in order in specimen cup 7, such as Fig. 9, entirely
Automatic sampling module 6 includes that four groups of sample-adding units and a mobile feed head 602, mobile feed head 602 are movably arranged at support frame plates 1
Side, and be horizontally moved, every group of sample-adding unit includes a syringe pump 601 and a four-way reversing valve 603, four-way reversing valve
603 are respectively equipped with pure water port input, 601 connectivity port of reagent port input, sample outlet end mouth and syringe pump, four-way reversing valve
603 are connect by 601 connectivity port of syringe pump with syringe pump 601, the sample outlet end of mobile feed head 602 and four-way reversing valve 603
Mouth connection.Four groups of sample-adding units include sulfuric acid solution sample-adding unit, sodium hydroxide solution sample-adding unit, liquor potassic permanganate sample-adding
Unit and sodium oxalate solution are loaded unit, are connect respectively by reagent port input with full-automatic sample introduction module.
Concrete operating principle, as shown in Figure 10, mobile feed head can be moved linearly back and forth horizontally in shell, will be tried
Agent is accurately added in test specimen cup, and the waste collection of cleaning is into waste liquid pool.Using the cooperation of syringe pump and four-way reversing valve,
Four-way reversing valve is equipped with pure water port input, reagent port input, sample outlet end mouth and syringe pump connectivity port, passes through control four
Port valve is led to, and forms the various workings such as closing, cleaning, sample introduction, and each group reagent is all made of independent syringe pump and four-way
Reversal valve, can not only fully ensure that accurate, the quick control of sample-adding, and can completely avoid the cross contamination of reagent, and set
Cleaning function has been set, every time using mobile feed head is rinsed, has fully ensured that the precision of test.
One reagent storage module 4, reagent needed for storage test, and be connected with full-automatic sample introduction module 6, reagent stores mould
Block 4 includes sulfuric acid solution storage container, sodium hydroxide solution storage container, liquor potassic permanganate storage container and sodium oxalate solution
Storage container.
Permanganate index analyzer concrete operating principle of the present invention is that sample to be measured is fitted into specimen cup, can be with
Need to be arranged multiple test samples according to experiment, it is medium to be checked that the specimen cup equipped with sample is placed on specimen cup placement module
It surveys, when test, pipettes module by automating sample and specimen cup is automatically transferred to water-bath analysis module, water-bath analysis module pair
Specimen cup carries out heating water bath setting time and temperature, will be required for test by full-automatic sample introduction module after reaching requirement
Reagent quantitatively sequentially adds in specimen cup in order, completes the titration detection of reagent, whole experiment process is performed fully automatic, and presses
According to setting program, the test of multiple samples can be carried out simultaneously, greatly improve working efficiency.
The above description of the embodiments is intended to facilitate ordinary skill in the art to understand and use the invention.
Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein general
Principle is applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to the above embodiments, ability
Field technique personnel announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be of the invention
Within protection scope.
Claims (10)
1. a kind of full-automatic permanganate index analyzer of modularization characterized by comprising
One support frame plates (1), the location and installation for each functional module；
A sample cup placement module (2), for placing specimen cup to be measured (7)；
One water-bath analysis module (3) detects the titration that specimen cup (7) carry out heating water bath and complete reagent；
One automation sample pipettes module (5), for specimen cup (7) in specimen cup placement module (2) and water-bath analysis module (3)
Between transfer；
One full-automatic sample introduction module (6), reagent required for testing are quantitatively adding in order in specimen cup (7)；
One reagent storage module (4), reagent needed for storage test, and be connected with the full-automatic sample introduction module (6)；
Wherein, support frame as described above plate (1) is L-shaped, including bottom (101) and is vertical at the side of bottom (101) avris
(102), the specimen cup placement module (2), water-bath analysis module (3) and reagent storage module (4) are sequentially arranged in described
The bottom (101) of support frame plates (1), the automation sample pipette the side that module (5) is movably arranged at support frame as described above plate
(102) upper end, the full-automatic sample introduction module (6) are set on support frame as described above plate (1) side and are located at the water-bath and analyze
The top of module (3).
2. the full-automatic permanganate index analyzer of a kind of modularization according to claim 1, which is characterized in that described
Specimen cup placement module (2) includes one or more groups of movable commodity shelfs (201), and the movable commodity shelf (201) is equipped with more
A through-hole (202) for being used to place specimen cup (7).
3. the full-automatic permanganate index analyzer of a kind of modularization according to claim 2, which is characterized in that described logical
Hole (202) is arranged in array on the movable commodity shelf (201), and movable commodity shelf (201) lower part leads to described
Hole (202) is corresponding to be equipped with gasket (203).
4. the full-automatic permanganate index analyzer of a kind of modularization according to claim 1, which is characterized in that the water
Bath analysis module (3) includes heating water bath unit (301) and heating water bath unit (302),
The heating water bath unit (301) includes water bath (3011), heating element (3012), sample cup holder (3013) and temperature
It spends sensor (3014), the heating element (3012) is placed in water bath (3011), is set in the water bath (3011)
There are multiple sample cup holders (3013) and temperature sensor (3014), each sample cup holder (3013) is located on heating element (3012)
Side；
The heating water bath unit (302) is located at heating water bath unit (301) side, including titrimetry position (3021), examination
Agent liquid feeding position (3022) and waste collection position (3023).
5. the full-automatic permanganate index analyzer of a kind of modularization according to claim 4, which is characterized in that described
Titrimetry position (3021) includes the container for placing specimen cup (7), the magnetic stirring apparatus and temperature controller of bottom setting, side
Wall is equipped with the camera and titration process color collector of acquisition titration process video；
The reagent liquid feeding position (3022) includes the container for placing specimen cup (7) and its magnetic stirring apparatus of bottom setting；
The waste collection position (3023) includes waste liquid cup, which connects waste liquid cylinder by pipeline.
6. the full-automatic permanganate index analyzer of a kind of modularization according to claim 1, which is characterized in that it is described from
It includes X-axis unit (501), Y-axis unit (502) and the Z axis unit for controlling three degree of freedom that dynamicization sample, which pipettes module (5),
(503), the X-axis unit (501) includes first straight line mould group (5011), the first heavy sliding rail (5012) and the first servo electricity
Machine (5013), the Y-axis unit (502) include that second straight line mould group (5021), the second heavy sliding rail (5022) and second are watched
It takes motor (5023), the Z axis unit (503) is equipped with electronic clamping jaw (504).
7. the full-automatic permanganate index analyzer of a kind of modularization according to claim 6, which is characterized in that described
First straight line mould group (5011) is high precision ball screw rod straight line mould group, and high precision ball screw rod straight line mould group connection first is watched
Motor (5013) are taken, the rotation of high precision ball screw rod straight line mould group is driven by first servo motor (5013), drives Y-axis unit
(502) it is moved on the first heavy sliding rail (5012),
The second straight line mould group (5021) is high precision ball screw rod straight line mould group, is connected the second servo motor (5023),
Second servo motor (5023) drives second straight line mould group (5021) rotation, drives Z axis unit (503) in the second heavy sliding rail
(5022) it is moved on,
The Z axis unit (503) is trapezoidal screw mould group or transmission belt mould group, and electronic clamping jaw is driven to move up and down.
8. the full-automatic permanganate index analyzer of a kind of modularization according to claim 1, which is characterized in that the examination
Agent storage module (4) include sulfuric acid solution storage container, sodium hydroxide solution storage container, liquor potassic permanganate storage container and
Sodium oxalate solution storage container.
9. the full-automatic permanganate index analyzer of a kind of modularization according to claim 1, which is characterized in that described complete
Automatic sampling module (6) includes that four groups of sample-adding units and one mobile feed head (602), mobile feed head (602) activity are set
In support frame as described above plate (1) side, and it is horizontally moved,
Every group of sample-adding unit includes a syringe pump (601) and a four-way reversing valve (603), the four-way reversing valve (603) point
Not She You pure water port input, reagent port input, sample outlet end mouth and syringe pump (601) connectivity port, four-way commutation
Valve (603) is connect by syringe pump (601) connectivity port with the syringe pump (601), the mobile feed head (602) with it is described
The sample outlet end mouth of four-way reversing valve (603) connects.
10. the full-automatic permanganate index analyzer of a kind of modularization according to claim 9, which is characterized in that described
Four groups of sample-adding units include sulfuric acid solution sample-adding unit, sodium hydroxide solution sample-adding unit, liquor potassic permanganate sample-adding unit and
Sodium oxalate solution is loaded unit, is connect respectively by the reagent port input with full-automatic sample introduction module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910452524.7A CN110057968A (en) | 2019-05-28 | 2019-05-28 | A kind of full-automatic permanganate index analyzer of modularization |
Applications Claiming Priority (1)
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| CN110542741A (en) * | 2019-09-30 | 2019-12-06 | 济南盛泰电子科技有限公司 | Full-automatic permanganate index analyzer |
| CN112710533A (en) * | 2021-01-19 | 2021-04-27 | 浙江大学 | Bionic taste sense system for food detection |
| CN113311177A (en) * | 2020-09-25 | 2021-08-27 | 上海安杰环保科技股份有限公司 | Full-automatic chemical oxygen demand analyzer based on different liquid transfer flow paths |
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