CN109991302A - A kind of water body oxidation-reduction potential on-line determination apparatus and method - Google Patents
A kind of water body oxidation-reduction potential on-line determination apparatus and method Download PDFInfo
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- CN109991302A CN109991302A CN201910361964.1A CN201910361964A CN109991302A CN 109991302 A CN109991302 A CN 109991302A CN 201910361964 A CN201910361964 A CN 201910361964A CN 109991302 A CN109991302 A CN 109991302A
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- reduction potential
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- oxidation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/416—Systems
Abstract
The invention discloses a kind of water body oxidation reduction potential determination apparatus and method, it is related to environmental monitoring technology field, including shell, oxidation reduction potential determination instrument, sender unit, mechanical system and water storage barrel, oxidation reduction potential determination instrument is used to measure the oxidation-reduction potential of water body in water storage barrel；Sender unit is used for the data that real-time Transmission analyzer measures；Mechanical system is for controlling moving up and down for water storage barrel；Water storage barrel equal uncovered, and intermediate installation metal hollow casing up and down, the probe of oxidation reduction potential determination instrument, which enters in metal center casing, to be measured.The present apparatus can make water body to be measured be rapidly achieved the uniformity and stability of fluid, oxidation-reduction potential on-line monitoring probe can obtain stable indicating value within a very short time, it can be shortened the stable time, improve accuracy and reproducibility, working efficiency can be effectively improved, ensure the oxidation-reduction potential of METHOD FOR CONTINUOUS DETERMINATION water body in short time interval, really realizes the on-line determination of the oxidation-reduction potential of water body.
Description
Technical field
The present invention relates to environmental monitoring technology field more particularly to a kind of water body oxidation-reduction potential on-line determination device with
Method.
Background technique
Oxidation-reduction potential reflects macroscopical oxidation-reducibility that all substances in aqueous solution show.Redox
Current potential is higher, and oxidisability is stronger, and current potential is lower, and reproducibility is stronger.Oxidation reduction potential determination method general at present is generally adopted
With portable instrument in-site detecting at the scene.Since oxidation-reduction potential is constantly in and ceaselessly changes water body in flow process
In state, and most of natural waters or even tap water water body are uneven, therefore at the scene in measurement water body when oxidation-reduction potential,
It is more difficult to obtain metastable reading, usually occurs measuring the problem that reproducibility is low, minute is long.
As the dynamics that departments at different levels supervise black and odorous water and creek continues to increase, to the water quality of black and odorous water and creek
The demand that situation is managed in real time is increasingly urgent to.It is less with the product of oxidation-reduction potential on-line determination on the market, it has released
Equipment show instrument indicating value difficulty mostly and stablize, the deficiencies of accuracy is low and fault high, for China's environmental improvement, black smelly water
The online water quality monitoring work implemented during body regulation is made troubles.
Through retrieving, do not find at present disclosed water body oxidation-reduction potential on-line determination method or apparatus patent application or
Utility model.
Summary of the invention
The purpose of the present invention is to provide a kind of water body oxidation reduction potential determination device and method, to solve existing skill
Foregoing problems present in art.
To achieve the goals above, The technical solution adopted by the invention is as follows:
A kind of water body oxidation reduction potential determination device, including shell, oxidation reduction potential determination instrument, signal transmitting dress
It sets, mechanical system and water storage barrel, the oxidation reduction potential determination instrument are used to measure the oxidation-reduction potential of water body in water storage barrel；
The sender unit is used for the data that real-time Transmission analyzer measures；The mechanical system for control the water storage barrel and
Its hollow bushing inner probe is moved up and down with external even sample device；
The water storage barrel equal uncovered, and intermediate installation metal hollow casing up and down, the oxidation reduction potential determination instrument
Probe is located in metal center casing, and survey timing probe, which is moved downward at window, to be measured.
Preferably, the mechanical system includes multiple chain groups, and each chain group includes fixed pulley, chain and gear, institute
It states chain and component to be controlled is connected with the gear by the fixed pulley.
Preferably, the metal hollow casing is formed by 2 aluminum alloy hollow pipe nestings, and inner tube is fixed on where water storage barrel
Top of space, play support and fixed outer tube；Outer tube is movable, is connected with the chain group of mechanical device；Internal layer is empty
It is probe and cleaning infiltration sponge inside heart pipe, is provided with the window of probe measurement；Outer hollow bottom of the tube is that plane mesh is even
Sample device；Relative motion can be carried out between two casings.
Preferably, the even sample device of the plane mesh is made of the rotatable flexible glue circular blade of two panels, is had on blade small
Hole；
Two panels mesh blade is rotated to aperture lap position when as uniform water sample, water sample can be made to pass through from aperture；With
It draws water when draining, two blades rotate whole to closing, can water sample be promoted or are discharged；
The even sample device of electric plane mesh automatically controlled can move up and down, and the even sample device plane is parallel with cylinder barrel bottom surface
And the center point diameter 3cm range is hollow.
Preferably, the inner tube upper end successively has cleaning sponge and probe protection sponge, has in the cleaning sponge
Pure sprinkler head, the pure sprinkler head and purified water bottle have piping connection；The cleaning sponge upper end is probe protection sponge,
There is probe protection solution spray head in the probe protection sponge；The probe lower end has the closed end moved simultaneously with probe.
Preferably, the water storage barrel is made of pmma material, and damming bucket bottom is connected to the stainless steel base of hollow out.
Preferably, floating body can be installed additional when described device is used as mobile monitoring, floating body can be taken out when as fixed monitoring station.
Preferably, described device further includes that power-supply system is deployed in instrument internal, provides power supply for whole device；
It is whole inside the water body oxidation reduction potential determination device to be supported by metallic support, it is placed in anti-corrosion plastic shell
It is interior.
Preferably, described device further includes purified water bottle and pure water bottle cap, and the pure water bottle cap is arranged on shell top
Pure water is filled into the purified water bottle by the pure water cover by portion, for measuring front and back cleaning probe and water storage barrel.
It is a further object of the present invention to provide a kind of water body oxidation reduction potential determination methods, comprising the following steps:
S1 is opened soft with the operation of this water body oxidation reduction potential determination matched with devices on computer or mobile phone before the assay
Part, setting minute, frequency cycle, bucket enter the depth of water body, even sample device movement velocity, even sample number, pop one's head in into water
After body time, reading number, scavenging period and count parameter, click " starting to measure ", device is opened according to the parameter of program setting
Begin to run；
S2, water storage barrel are inserted into water body to be measured under the control of mechanical system, and water sample to be measured enters in the water storage barrel；Net
The even sample device of sieve-like is pumped with the speed of 5~8cm/s, stirs water body to be measured；
S3, after hours, measurement probe enters in water body even sample device after sponge cleaning cleaned in protection sponge, together
When start to measure oxidation-reduction potential, pure water cleans probe with the bucket wall of the water storage barrel by spray head after measurement；
S4, the potential data that the measurement probe measurement obtains are transferred data at terminal by sender unit,
Complete unitary determination.
The beneficial effects of the present invention are:
A kind of water body oxidation-reduction potential on-Line Monitor Device provided by the invention can make water body to be measured be rapidly achieved fluid
Uniformity and stability, oxidation-reduction potential on-line monitoring probe obtains stable indicating value within a very short time, significantly
The stabilization time for shortening instrument indicating value in signal period during oxidation-reduction potential on-line determination improves redox electricity
The accuracy and reproducibility of position on-line determination, can effectively improve working efficiency, it is ensured that can continuously survey in very short time interval
Determine the oxidation-reduction potential of water body, really realizes the on-line determination of the oxidation-reduction potential of water body.
Detailed description of the invention
Fig. 1 is water body redox on-line determination device standby mode schematic diagram in embodiment 1；
Fig. 2 is water body redox on-line determination working state of device schematic diagram in embodiment 1；
Fig. 3 is probe positions schematic diagram in metal hollow casing；
Fig. 4 is water body oxidation-reduction potential on-line determination device appearance main view；
Fig. 5 is water body oxidation-reduction potential on-line determination device appearance left view；
Fig. 6 is water body oxidation-reduction potential on-line determination device appearance top view；
Sender unit -1, power supply -2, oxidation reduction potential determination instrument -3, floating body -5 of pure water filler cover -4,
Floating body -6, metal hollow casing -7, purified water bottle -8, fixed pulley -9,10 mechanical gear -11 of chain -, the even sample of mesh
Device -12, damming bucket bottom support frame -13, integrated apparatus shell -14, mechanical system -15, probe protection liquid sponge -
16, probe cleans sponge and pure water water outlet -17, and water storage barrel -18, oxidation-reduction potential probe -19, interior hollow stem is visited
Head window mouth -20.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing, to the present invention into
Row is further described.It should be appreciated that the specific embodiments described herein are only used to explain the present invention, it is not used to
Limit the present invention.
Embodiment 1
The present embodiment provides a kind of water body oxidation-reduction potential on-line determination devices, as Figure 1-Figure 2, a kind of water
Body oxidation-reduction potential on-line determination device, its internal structure mainly include sender unit 1, power supply 2, oxidation-reduction potential
Analyzer 3 and probe 16, metal hollow casing 7 and its even sample device 12 of internal element, purified water bottle 8, water storage barrel 18, mesh,
Floating body 5 and 6, mechanical device combination and internal all pipelines etc., all components are dismountable separate modular individual, each mould
Block is screwed or nested mode is assembled in rectangular anticorrosion shell.Shell is uncapped in side, can be right after uncapping
All parts are replaced, repaired or are safeguarded.
As shown in Figure 1, water storage barrel 18 is organic glass material, it is located at the water body oxidation-reduction potential on-line determination device
Bottom middle, water storage barrel two sides be may be selected place floating body 5,6；Metal hollow casing 7 is vertically arranged in water storage barrel；Gold
Belong to hollow bushing to be formed by 2 aluminum alloy hollow pipe nestings, internal layer hollow pipe is fixed on the top of space where water storage barrel, plays branch
The effect of support and fixed outer tube；Outer tube is movable, is connected with the chain group of mechanical device；Inside internal layer hollow pipe for probe and
Cleaning infiltrates sponge, is provided with pure sprinkler head in cleaning sponge, is connected between the spray head and purified water bottle by pipeline；It is provided with
The window of probe measurement；Outer hollow bottom of the tube is the even sample device of plane mesh；Relative motion can be carried out between two casings.
As shown in figure 3, the metal sleeve upper end has cleaning sponge, there is pure sprinkler head in sponge；Cleaning sponge to
Upper 5cm is probe protection sponge, and protecting has probe protection solution spray head in sponge；Probe lower end has simultaneously moves with probe
Closed end.When probe use finishes, probe will be moved up, and reach protection sponge after first passing through cleaning sponge, at this time closed end
It will pop one's head in and form confined space with protection sponge, probe protects solution to spray, and makes probe infiltration in protection solution.
Setting mechanical device combines in the middle part of the water body oxidation-reduction potential on-line determination device, is controlled by mechanical system 15
Each device movement, including water storage barrel, metal hollow casing and the even sample device being arranged in outside metal hollow casing.Mechanical system packet
Multiple chain groups are included, each chain group includes fixed pulley, chain and gear, and the chain will be to be controlled by the fixed pulley
Component is connected with the gear.
Metal hollow casing 7, damming bucket bottom support base 13 use aluminum alloy materials in the present embodiment, it can also be used
The metal materials such as his stainless steel.
Power supply 2 provides the power supply of all components；The oxidation reduction potential determination instrument 3 of device top center can load different instrument
The instrument of device producer connects the probe in inner sleeve；With 4G after the reception oxidation reduction potential determination instrument data of sender unit 1
The transmission of network signal form.
Purified water bottle 8 provides pure water used in probe and water storage barrel cleaning.
Embodiment 2
The present embodiment provides water body oxidation-reduction potential on-line determination device in embodiment 1 is used, redox electricity is carried out
The method of position on-line determination, comprising the following steps:
1. fixed device or the measurement that suspends
The water body oxidation-reduction potential on-line determination device can be mounted in fixed monitoring station waterborne and small-sized shifting respectively
On dynamic monitoring ship, it is only necessary to guarantee that the water body oxidation-reduction potential on-line determination bottom of device plane is located at the water surface or less 5cm
, the application method of two kinds of carrying modes is identical, and mobile monitoring ship must have the function of fixed position.
Additionally can be by adding floating body in measurement device, being suspended in it in water body to be measured can also carry out aoxidizing also
The measurement of former current potential.
2. location parameter is arranged
The water body oxidation-reduction potential on-line determination device must be mounted on metastable position, round tank before
Bottom surface is downward.Opening device and the mobile phone or computer being connect with device, after successful connection, editor's measurement oxidation on program software
The method of reduction potential, input minute, frequency cycle, bucket enter the depth, even sample device movement velocity, even sample time of water body
Number, probe save after entering the parameters such as water body time, reading number, scavenging period and number, click " operation method ", the oxygen
Changing reduction potential on-line determination device can start according to procedure operation.
3. starting to measure
Water storage barrel is inserted into water body to be measured under the action of the chain device of mechanical system, and water enters in water storage barrel, at this time
The even sample device of the mesh being mounted on central tube outer tube is started since top in the speed of 5~8cm/s by chain device
Lower reciprocating motion keeps water body to be measured in water storage barrel full and uniform；Even sample device working procedure can be set in software, default into
Row 3 times reciprocating motions, the even sample work of single about 20s；
After hours to even sample device, for redox measurement probe after cleaning in protection sponge, cleaned sponge is clear
Enter in water body to be measured after washing, starts simultaneously at the oxidation-reduction potential for measuring water body to be measured；After measurement probe obtains reading, with oxygen
Change the connected sender unit of reduction potential analyzer to transfer data on mobile phone or computer software, that is, completes primary survey
It is fixed.In order to guarantee test accuracy, it usually needs measured to water body multiple.
In order to guarantee that measurement experiment is more acurrate, cleaning procedure can be added before and after each measurement, i.e., by device
Pure water cleans probe and bucket wall.The water body oxidation-reduction potential on-line determination device within the inoperative period in
Machine power down mode when needing promptly to measure, can wake up it by controlling software.
By using above-mentioned technical proposal disclosed by the invention, following beneficial effect has been obtained:
A kind of water body oxidation-reduction potential on-Line Monitor Device provided by the invention can make water body to be measured be rapidly achieved fluid
Uniformity and stability, oxidation-reduction potential on-line monitoring probe obtains stable indicating value within a very short time, significantly
The stabilization time for shortening instrument indicating value in signal period during oxidation-reduction potential on-line determination improves redox electricity
The accuracy and reproducibility of position on-line determination, can effectively improve working efficiency, it is ensured that can continuously survey in very short time interval
Determine the oxidation-reduction potential of water body, really realizes the on-line determination of the oxidation-reduction potential of water body.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
Depending on protection scope of the present invention.
Claims (10)
1. a kind of water body oxidation reduction potential determination device, which is characterized in that including shell, oxidation reduction potential determination instrument, letter
Number emitter, mechanical system and water storage barrel, the oxidation reduction potential determination instrument are used to measure the oxidation of water body in water storage barrel
Reduction potential；The sender unit is used for the data that real-time Transmission analyzer measures；The mechanical system is for controlling institute
State moving up and down for water storage barrel；
The water storage barrel equal uncovered, and intermediate installation metal hollow casing up and down, the probe of the oxidation reduction potential determination instrument
It is measured in into metal center casing.
2. water body oxidation reduction potential determination device according to claim 1, which is characterized in that the mechanical system includes
Multiple chain groups, each chain group include fixed pulley, chain and gear, and the chain is by the fixed pulley by group to be controlled
Part is connected with the gear.
3. water body oxidation reduction potential determination device according to claim 1, which is characterized in that the metal hollow casing
It is formed by 2 aluminum alloy hollow pipe nestings, inner tube is fixed on the top of space where water storage barrel, plays the work of support with fixed outer tube
With；Outer tube is movable, is connected with the chain group of mechanical device；It is probe and cleaning infiltration sponge inside internal layer hollow pipe, opens
The window for thering is probe to measure；Outer hollow bottom of the tube is the even sample device of plane mesh；Relative motion can be carried out between two casings.
4. water body oxidation reduction potential determination device according to claim 3, which is characterized in that the plane mesh is even
Sample device is made of the rotatable flexible glue circular blade of two panels, there is aperture on blade；
Two panels mesh blade is rotated to aperture position and is overlapped when as uniform water sample, water sample can be made to pass through from aperture；As pumping
When water drains, two blades are rotated to closing entirety, can water sample be promoted or are discharged；
The even sample device of electric plane mesh automatically controlled can move up and down, and the even sample device plane is parallel with cylinder barrel bottom surface and round
Diameter 3cm range is hollow at the heart.
5. water body oxidation reduction potential determination device according to claim 3, which is characterized in that the inner tube upper end according to
It is secondary that there is cleaning sponge and probe protection sponge, have pure sprinkler head in the cleaning sponge, the pure sprinkler head with it is pure
Water bottle has piping connection；The cleaning sponge upper end is probe protection sponge, has probe protection molten in the probe protection sponge
Liquid spray head；The probe lower end has the closed end moved simultaneously with probe.
6. water body oxidation reduction potential determination device according to claim 1, which is characterized in that the water storage barrel, which uses, to be had
The production of machine glass material, damming bucket bottom are connected to the stainless steel base of hollow out.
7. water body oxidation reduction potential determination device according to claim 1, which is characterized in that described device is used as movement
Floating body can be installed when monitoring additional, floating body can be taken out when as fixed monitoring station.
8. water body oxidation reduction potential determination device according to claim 1, which is characterized in that described device further includes electricity
Source system deployment is in instrument internal；
It is whole inside the water body oxidation reduction potential determination device to be supported by metallic support, it is placed in anti-corrosion plastic shell.
9. water body oxidation reduction potential determination device according to claim 1, which is characterized in that described device further includes pure
Water purifying bottle and pure water bottle cap, pure water bottle cap setting is in cover top portion, by the pure water cover to the pure water
Pure water is filled in bottle, for measuring front and back cleaning probe and water storage barrel.
10. a kind of water body oxidation reduction potential determination method, which comprises the following steps:
S1 opens the operating software with this water body oxidation reduction potential determination matched with devices on computer or mobile phone before the assay,
When setting minute, frequency cycle, bucket enter the depth of water body, even sample device movement velocity, even sample number, probe and enter water body
Between, reading number, after scavenging period and count parameter, click " starting to measure ", device starts to transport according to the parameter of program setting
Row；
S2, water storage barrel are inserted into water body to be measured under the control of mechanical system, and water sample to be measured enters in the water storage barrel；Mesh
Even sample device is pumped with the speed of 5~8cm/s, stirs water body to be measured；
S3, after hours, measurement probe enters in water body even sample device after sponge cleaning cleaned in protection sponge, opens simultaneously
Begin measurement oxidation-reduction potential, and pure water is cleaned by bucket wall of the spray head to probe and the water storage barrel after measurement；
S4, the potential data that the measurement probe measurement obtains are transferred data at terminal by sender unit, are completed
Unitary determination.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361964.1A CN109991302B (en) | 2019-04-30 | 2019-04-30 | Online measuring device and method for oxidation-reduction potential of water body |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361964.1A CN109991302B (en) | 2019-04-30 | 2019-04-30 | Online measuring device and method for oxidation-reduction potential of water body |
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| CN109991302B CN109991302B (en) | 2022-02-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112042589A (en) * | 2020-09-09 | 2020-12-08 | 上海海洋大学 | ORP value-based intelligent mobile oxygenation device and oxygenation method thereof |
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| CN109991302B (en) | 2022-02-08 |
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