CN206235589U - A kind of intelligent detection device of soil moisture and Nutrient change - Google Patents
A kind of intelligent detection device of soil moisture and Nutrient change Download PDFInfo
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- CN206235589U CN206235589U CN201620638303.0U CN201620638303U CN206235589U CN 206235589 U CN206235589 U CN 206235589U CN 201620638303 U CN201620638303 U CN 201620638303U CN 206235589 U CN206235589 U CN 206235589U
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- soil moisture
- detection device
- nutrient
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Abstract
The utility model relates generally to the intelligent detection device of a kind of soil moisture and Nutrient change, the detection probe of the detection means detection means has antitheft pulling out, it is corrosion-resistant, it is easy to the characteristic taken, the detection means that is placed in soil can for a long time be buried and the moisture and nutrient of soil are monitored, the related data fed back by device and then fine management be made to plant.
Description
Technical field
The utility model is related to the Intelligent Measurement dress of Soil K+adsorption technology, specially a kind of soil moisture and Nutrient change
Put.
Background technology
Soil is the material system of a complexity and multiphase, and it is by various different size of mineral grains, various differences point
The composition such as the Organic residues of solution degree, humus and biological living, various nutrients, moisture and air.Influence plant is in soil
Two key factors of upgrowth situation are the moisture of soil and the changes of contents of nutrient.At present, the change of soil moisture, nutrient
Equally there are many kinds of detection methods, technology main at present is detected using the equipment in laboratory, by some ions
It is analyzed and tests and realizes the purpose for detecting.And when being fixed monitoring in the wild, easily by the composition transfer of water
Interference, price is higher, and corrosion resistance ability is poor, is not easy to field carrying, it is difficult to pinpoint continuous monitoring, Monitoring Data accuracy
Deviation is big, on the high side to wait factors, there are inconvenience and many restrictions for the fixed point continuous monitoring application of outdoor garden soil；
In the case of the sternness of current the situation of ecological environment, market is easy to carry in the urgent need to one kind, cheap, and Monitoring Data please standard
Degree is high, long service life, it is easy to the soil moisture of operation and the detection means of nutrient, is easy to monitoring plant growth and carries out fine
Change management, build more preferable ecological environment.
The content of the invention
The utility model provides the intelligence of a kind of soil moisture and Nutrient change mainly for solving above-mentioned technical problem
Energy detection means, is monitored by burying the detection means being placed in soil for a long time to the moisture and nutrient of soil, by dress
Put fed back related data and then fine management is made to plant.
The utility model discloses the intelligence of a kind of soil soil moisture and Nutrient change to solve above-mentioned technical problem
Detection means, the detection means detection means includes detection probe；
The probe includes first electrode, second electrode, the 3rd electrode, is provided with insulating barrier between the electrode, and described the
One electrode and second electrode constitute resistance sensor, and the second electrode and the 3rd electrode constitute capacitance type sensor；
Further, the electrode probe is conehead formula.
Further, described electrode probe connection cylindrical body one end is provided with hangnail.
Further, the first electrode, second electrode are Al-alloy metal coaxial sleeve located at the outside of probe, the described 3rd
Electrode is that annular copper metal coaxial sleeve is internal located at probe.
Further, the capacitance detecting signal that the capacitance type sensor is obtained is processed as reflection soil by capacitive detection circuit
Earth moisture changes, and the resistance detection signal that the resistance sensor is obtained is processed as reflection soil and supports by voltage collection circuit
Divide change.
Further, the probe mode connects for screw.
Further, the electrod assembly of the probe can be with dismounting and change.
Using the beneficial effect of above-mentioned utility model technical scheme：The material that plant device is used is corrosion-resistant strong, fixed point jail
Gu antitheft pull out, long service life, and simple structure, it is easy to batch to carry field and uses, detection precision is high, to Social Ecology ring
Border is well built highly beneficial.
Brief description of the drawings
Fig. 1 is the probe segment decomposing schematic representation in the detection means in the utility model embodiment
Fig. 2 a) -2c) it is resistivity salt amount, humidity, the graph of a relation of temperature of the soil in the utility model embodiment
Specific embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of utility model.Conversely, the present embodiment includes falling into the spiritual and interior of attached claim
Contain all changes, modification and the equivalent of scope, this should be by the utility model embodiment person of ordinary skill in the field institute
Understand.
The utility model provides the sonde configuration of a kind of soil moisture and Nutrient change detection means, as shown in figure 1, institute
State the probe of detection include M3 fastening screws 30, water proof ring 31, hangnail body 32, annular copper electrode 33, annular aluminum alloy anode 34,
Insulator connector member 35, conical aluminum alloy anode 36, insulation body case 37；The conical aluminum alloy anode 36, insulator
Connector 35, annular aluminum alloy anode 34, insulation body case 37, the sequentially clamping of hangnail body 32 and by M3 fastening screws by central part
Divide and fix, the annular copper electrode 33 is embedded in insulation body case 37 and does not contact annular aluminum alloy anode 34 and hangnail body 32,
The water proof ring is embedded in hangnail body near one end of annular copper electrode 33；The annular electrode 33 and annular aluminum alloy anode 34
Capacitance type sensor is constituted, the annular aluminum alloy anode 34 and conical aluminium alloy 36 constitute resistance sensor.This practicality
In new embodiment, soil to hangnail portion is punctured by the conical probe part of the detection device submerge in soil and pinpointed
Detection.
In the utility model embodiment, the capacitive sensing that the annular electrode 33 and annular aluminum alloy anode 34 are constituted
The capacitance detecting signal that device is measured is processed as reflecting the data of soil moisture content transformation, the annular aluminium alloy electric by motherboard circuit
The voltage detection signal that pole 34 and the conical composition of aluminium alloy 36 resistance sensor are measured is processed as reflecting change of soil nutrient
Data.
In the utility model embodiment, lead to test using capacitance sensor output frequency, measure frequency change less, all exist
73-75KHz, the fluctuation of water causes detection frequency unstable, and the maximum factor of influence frequency is exactly the capacitor board depth in encroached water
Degree, this conclusion can deduce the relation between electrode detection output frequency and the water content of soil.It is below computing formula
QUOTE：θv=0.219kd0.5-0.1846：θv=0.219kd0.5- 0.1846 is applied to northern soil property
QUOTEθv=0.219kd0.5-0.1671ρ+0.027θv=0.219kd0.5- 0.1671 ρ+0.027 is applicable south soil
Matter QUOTE θvθvIt is soil moisture content, kd is the dielectric constant of soil, and ρ is that soil is molten heavy
The computing formula of electric capacity C is as follows：
Detect circuit rate-adaptive pacemaker be：
With the formula of soils in south china humidity：
F is frequency, and R is resistance, all constants of A1, A2, A3, A4, A5
The determination of A4, A5, the product that can measure soil moisture with a specialty is compared and test later, it is only necessary to surveyed
Measure two groups of data and be assured that out A4, A5.
It is salt content, wet as shown in Fig. 2 the resistivity of soil is relevant with three big elements in the utility model embodiment
Degree, temperature；Measured by resistance sensor the nitrogen of soil, phosphorus, three kinds of elements of potassium be it is impossible, can with conductance come
The saliferous component of side reflection soil and then the nutrient of reflection soil, are below the soil nutrient experimental data for measuring：
Table one
Table two
Can be drawn by the data in table one, table two, when soil conductivity is surveyed, demonstrate the water content when soil
>After 30%, at the same temperature, its conductivity variations is just smaller, and the change of salinity is reflected by the change side of water, enters
And reflect the situation of change of nutrient.
Table three
Can verify that the present embodiment device has corrosion resistance by the result of the test in table three.
It is above preferred embodiment of the present utility model, is not used to limit the utility model, it is all of the present utility model
Within spirit and principle, modification, equivalent, improvement for being made etc. should be included within protection domain of the present utility model.
Claims (8)
1. the intelligent detection device of a kind of soil moisture and Nutrient change, it is characterised in that the detection means is visited comprising detection
Head；
The probe includes first electrode, second electrode, the 3rd electrode, and insulating barrier, first electricity are provided between the electrode
Pole and second electrode constitute resistance sensor, and the second electrode and the 3rd electrode constitute capacitance type sensor.
2. the intelligent detection device of a kind of soil moisture according to claim 1 and Nutrient change, it is characterised in that described
Electrode probe is conehead formula.
3. the intelligent detection device of a kind of soil moisture according to claim 1 and 2 and Nutrient change, it is characterised in that
Described probe connection cylindrical body one end is provided with hangnail.
4., according to a kind of soil moisture according to claim 1 and 2 and the intelligent detection device of Nutrient change, its feature exists
In the first electrode popped one's head in, second electrode, the 3rd electrode are corrosion resistant material.
5. the intelligent detection device of a kind of soil moisture according to claim 4 and Nutrient change, it is characterised in that described
First electrode, second electrode are the outside that Al-alloy metal coaxial sleeve is located at probe, and the 3rd electrode is that annular copper metal is same
Axle sleeve is internal located at probe.
6. the intelligent detection device of a kind of soil moisture according to claim 1 and Nutrient change, it is characterised in that described
The capacitance detecting signal that capacitance type sensor is obtained is processed as reflecting soil moisture content transformation, the resistance by capacitive detection circuit
The resistance detection signal that formula sensor is obtained is processed as reflecting change of soil nutrient by voltage collection circuit.
7. the intelligent detection device of a kind of soil moisture according to claim 1 and 2 and Nutrient change, it is characterised in that
The probe mode connects for screw.
8. the intelligent detection device of a kind of soil moisture according to claim 1 and 2 and Nutrient change, it is characterised in that
The electrod assembly of the probe can be with dismounting and change.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620638303.0U CN206235589U (en) | 2016-06-24 | 2016-06-24 | A kind of intelligent detection device of soil moisture and Nutrient change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620638303.0U CN206235589U (en) | 2016-06-24 | 2016-06-24 | A kind of intelligent detection device of soil moisture and Nutrient change |
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| Publication Number | Publication Date |
|---|---|
| CN206235589U true CN206235589U (en) | 2017-06-09 |
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| CN201620638303.0U Expired - Fee Related CN206235589U (en) | 2016-06-24 | 2016-06-24 | A kind of intelligent detection device of soil moisture and Nutrient change |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111257374A (en) * | 2020-02-18 | 2020-06-09 | 中国农业大学 | Soil water content and nitrogen content monitoring method, device, equipment and storage medium |
-
2016
- 2016-06-24 CN CN201620638303.0U patent/CN206235589U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111257374A (en) * | 2020-02-18 | 2020-06-09 | 中国农业大学 | Soil water content and nitrogen content monitoring method, device, equipment and storage medium |
| CN111257374B (en) * | 2020-02-18 | 2020-12-22 | 中国农业大学 | Soil water content and nitrogen content monitoring method, device, equipment and storage medium |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170609 Termination date: 20190624 |
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| CF01 | Termination of patent right due to non-payment of annual fee |