CN208206861U - A kind of device of quick nondestructive measurement soil redox potential - Google Patents
A kind of device of quick nondestructive measurement soil redox potential Download PDFInfo
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- CN208206861U CN208206861U CN201820244311.6U CN201820244311U CN208206861U CN 208206861 U CN208206861 U CN 208206861U CN 201820244311 U CN201820244311 U CN 201820244311U CN 208206861 U CN208206861 U CN 208206861U
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- soil
- storage room
- sample storage
- reservoir chamber
- sample
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Abstract
The utility model discloses a kind of devices of quick nondestructive measurement soil redox potential, including power device, transmission device, sample storage room, reservoir chamber and four electrode systems;The measurement that field carries out the oxidation-reduction potential of soil on the spot can be carried on;Power device can provide power for the transmission device, by the soil compression in sample storage room, soil in sample storage room can quick nondestructive acquisition on the spot obtain, do not need acquisition soil sealing transport to testing location, it ensure that the fresh of soil, reduce soil collection transportation cost;During compacting soil, the moisture stress in soil is flowed out in reservoir chamber, and four electrode systems are transported in the water transport in reservoir chamber, and quick nondestructive measures the oxidation-reduction potential of soil;During measuring current potential, electrode does not need to contact with soil, reduces the damage of electrode, extends the service life of electrode, improves the accuracy of potential measurement.
Description
Technical field
The utility model relates to Environmental Chemistry technical fields, and in particular to a kind of quick nondestructive measurement redox of soil electricity
The device of position.
Background technique
The oxidation-reduction potential of soil is related to the content of oxidized and reduced substance in soil.The redox of soil
Current potential is the important indicator of soil property, is affected to agricultural husbandry sector, while larger to soil environment itself affect.
In the related technology, the measurement of soil redox potential generallys use platinum electrode direct measuring method or depolarising method.
Two methods are required to be placed directly within platinum electrode in fresh soil and are measured.
But inventors have found that being required to for platinum electrode being placed directly within newly when platinum electrode direct measuring method or depolarising method measurement
In fresh soil;And platinum electrode is not absolute electrode, is trapped in soil sample for a long time, itself easily occurs oxidation and leads to measured value
Inaccuracy has damage to electrode itself.
Utility model content
In view of this, the embodiments of the present invention provide the detection of a kind of couple of soil moisture Eh, complete indirectly to soil
The detection of earth Eh, and do not need that electrode is placed in soil for a long time, soil is measured to the undamaged quick nondestructive of electrode itself
The device of oxidation-reduction potential.
In order to solve the above technical problems, the utility model embodiment the technical solution adopted is that, a kind of measurement of quick nondestructive
The device of soil redox potential, including power device, transmission device, sample storage room, reservoir chamber and four electrode systems, it is described dynamic
Power device is connect with the transmission device;The sample storage room stores soil sample, and the power of the transmission device transmission power device is extremely
Compacted samples in the sample storage room;The reservoir chamber is located at the lower section of the sample storage room, stores the moisture in soil sample;The water storage
The water sample stored in room is transmitted to the current potential of the four electrode systems measurement soil sample.
Preferably, permeable rock layer is equipped between the sample storage room and reservoir chamber.
Preferably, the transmission device includes drive rod and piston, and one end of the drive rod and the power device connect
It connects, the other end is connect with the piston.
Preferably, the piston is located in the sample storage room, and aperture, the small hole location are arranged on the side wall of the sample storage room
In the top of the piston.
Preferably, the lower part of the reservoir chamber is V-shape, is equipped with the ventilative sharp mouth of opening, the ventilative point at its end
Mouth sets gradually permeable stone, expanded polytetrafluoroethylsealing film layer and wire netting from inside to outside.
Preferably, the top of the sample storage room is passed through from the top cover by top seal, the drive rod.
Preferably, the power device includes rotating disc and rotating bar, and the rotating bar is cross, the rotating disc position
It is connect in cross searching, and with the drive rod.
Compared with the relevant technologies, the technical solution that the embodiments of the present invention provide has the benefit that this reality
With the device of novel quick nondestructive measurement soil redox potential, field can be carried on and carry out redox of soil electricity on the spot
The measurement of position;Power device can provide power for the transmission device, the soil by the soil compression in sample storage room, in sample storage room
Acquisition can be acquired by quick nondestructive on the spot, not need acquisition soil sealing transport to testing location, ensure that the fresh of soil, reduction
Soil collection transportation cost;During compacting soil, the moisture stress in soil is flowed out in reservoir chamber, the water in reservoir chamber
Transport to four electrode systems, quick nondestructive measures the oxidation-reduction potential of soil;During measuring current potential, electrode is not needed and soil
Earth contact, reduces the damage of electrode, extends the service life of electrode.
Detailed description of the invention
Fig. 1 is the utility model embodiment structural schematic diagram;
Fig. 2 is the ventilative sharp mouth structure schematic diagram of the utility model embodiment;
Fig. 3 is the utility model embodiment power device schematic diagram;
Wherein: power device 1, rotating disc 11, rotating bar 12, transmission device 2, drive rod 21, piston 22, sample storage room 3,
Side wall 31, aperture 32, permeable stone 33, expanded polytetrafluoroethylsealing film layer 34, wire netting 35, top cover 36, ventilative sharp mouth 37, water storage
Room 4, four electrode systems 5, permeable rock layer 6.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is further described.
Referring to FIG. 1, the embodiments of the present invention provide a kind of quick nondestructive measurement soil redox potential
Device, including power device 1, transmission device 2, sample storage room 3, reservoir chamber 4 and four electrode systems 5, the power device 1 with it is described
Transmission device 2 connects, and air compressor machine or engine can be used in power device 1;The sample storage room 3 stores soil sample, is highly 40cm,
Field acquires soil sample into sample storage room 3 in real time, does not need acquisition sealing transport to test point, reduces labor intensity, save
Cost improves the accuracy of potential measurement;The power that the transmission device 2 transmits power device 1 is pressed into the sample storage room 3
Real soil sample;The reservoir chamber 4 is located at the lower section of the sample storage room 3, stores the moisture in soil sample, passes through vacuum before storage moisture
Pump realizes that sample storage room 3 and reservoir chamber 4 keep negative pressure, hypoxia;In compacting process, the moisture in soil flows out therewith, until institute
It states and is stored in reservoir chamber 4;The water sample stored in the reservoir chamber 4 is transmitted to the current potential that four electrode system 5 measures soil sample, can
The oxidation-reduction potential of real-time quick non-destructive determination soil, and electrode does not need directly to contact with soil, reduces the damage of electrode
Wound, extends the service life of electrode.
Further, permeable rock layer 6 is equipped between the sample storage room 3 and reservoir chamber 4, the height of the permeable rock layer 6 is
2cm.The permeable rock layer 6 can further adsorb the water of soil compression process flowing water, reduce the solid particulate matter content in water,
Improve the accuracy of water body potential test.
Further, the transmission device 2 includes drive rod 21 and piston 22, and one end of the drive rod 21 is moved with described
Power device 1 connects, and the other end is connect with the piston 22.The height of piston 22 is 4cm.
Further, the top of the sample storage room 3 is sealed by top cover 37, and the drive rod 21 is worn from the top cover 36
It crosses, sealing ring is equipped between the drive rod 21 and the top cover 36, prevents gas leakage.
Further, the piston 22 is located in the sample storage room 3, and aperture 32 on the side wall 31 of the sample storage room 3 is described
Aperture 32 is located at the top of the piston 22, a diameter of 2cm.The aperture 32 is convenient for the air pressure balance in sample storage room 3.
Further, the lower part of the reservoir chamber 4 is V-shape, is equipped with the ventilative sharp mouth 37 of opening at its end, described
Ventilative point mouth 37 sets gradually permeable stone 33, expanded polytetrafluoroethylsealing film layer 34 and wire netting 35, the wire netting from inside to outside
35 play the role of protecting expanded polytetrafluoroethylsealing film layer 34, and the width of the permeable stone 33 is 0.4cm, and test sample is described in the process
Ventilative point mouth 37 can be connect with aspiration pump, kept pumping state, guaranteed 4 negative pressure of reservoir chamber and low oxygen content, and prevent outside
Air enters in sample storage room 3 and changes reduction-state environment inside soil sample.
Embodiment two
Referring to FIG. 1, the embodiments of the present invention provide a kind of quick nondestructive measurement soil redox potential
Device, including power device 1, transmission device 2, sample storage room 3, reservoir chamber 4 and four electrode systems 5, the power device 1 with it is described
Transmission device 2 connects;The sample storage room 3 stores soil sample, and the transmission device 2 transmits the power of power device 1 to the sample storage
Compacted samples in room 3;The reservoir chamber 4 is located at the lower section of the sample storage room 3;The water sample stored in the reservoir chamber 4 is transmitted to
Four electrode system 5 measures the current potential of soil sample.
Referring to attached drawing 3, further, the power device 1 includes rotating disc 11 and rotating bar 12, and the rotating bar 12 is
Cross, the rotating disc 11 is located at cross searching, and connect with the drive rod 21;The diameter of the rotating disc 11 is
10cm, the length of the rotating bar 12 are 40cm.In field when automatic power device 1 inconvenient to carry, it can be used and manually mention
For power.Remaining is the same as embodiment one.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. a kind of device of quick nondestructive measurement soil redox potential, characterized in that including power device, transmission device,
Sample storage room, reservoir chamber and four electrode systems, the power device are connect with the transmission device;The sample storage room stores soil sample,
The power of transmission device transmission power device compacted samples into the sample storage room;The transmission device include drive rod and
Piston, one end of the drive rod are connect with the power device, and the other end is connect with the piston;The piston is located at described
In sample storage room;The reservoir chamber is located at the lower section of the sample storage room, stores the moisture in soil sample;The sample storage room and reservoir chamber it
Between be equipped with permeable rock layer;The water sample stored in the reservoir chamber is transmitted to the current potential of the four electrode systems measurement soil sample.
2. a kind of device of quick nondestructive measurement soil redox potential according to claim 1, characterized in that described
Aperture is set on the side wall of sample storage room, and the aperture is located at the top of the piston.
3. a kind of device of quick nondestructive measurement soil redox potential according to claim 1, characterized in that described
The top of sample storage room is passed through from the top cover by top seal, the drive rod.
4. a kind of device of quick nondestructive measurement soil redox potential according to claim 1, characterized in that described
Power device includes rotating disc and rotating bar, and the rotating bar is cross, and the rotating disc is located at cross searching, and with it is described
Drive rod connection.
5. a kind of device of quick nondestructive measurement soil redox potential according to claim 1, characterized in that described
The lower part of reservoir chamber is V-shape, is equipped with the ventilative sharp mouth of opening at its end, and the ventilative sharp mouth is set gradually from inside to outside
Water stone, expanded polytetrafluoroethylsealing film layer and wire netting.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820244311.6U CN208206861U (en) | 2018-02-09 | 2018-02-09 | A kind of device of quick nondestructive measurement soil redox potential |
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Application Number | Priority Date | Filing Date | Title |
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CN201820244311.6U CN208206861U (en) | 2018-02-09 | 2018-02-09 | A kind of device of quick nondestructive measurement soil redox potential |
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Publication Number | Publication Date |
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CN208206861U true CN208206861U (en) | 2018-12-07 |
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CN201820244311.6U Expired - Fee Related CN208206861U (en) | 2018-02-09 | 2018-02-09 | A kind of device of quick nondestructive measurement soil redox potential |
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CN (1) | CN208206861U (en) |
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2018
- 2018-02-09 CN CN201820244311.6U patent/CN208206861U/en not_active Expired - Fee Related
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20210209 |