CN206557030U - A kind of the soil moisture content sensor and automatic irrigation system of real-time monitoring soil moisture content - Google Patents
A kind of the soil moisture content sensor and automatic irrigation system of real-time monitoring soil moisture content Download PDFInfo
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- CN206557030U CN206557030U CN201621203726.6U CN201621203726U CN206557030U CN 206557030 U CN206557030 U CN 206557030U CN 201621203726 U CN201621203726 U CN 201621203726U CN 206557030 U CN206557030 U CN 206557030U
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Abstract
The utility model discloses a kind of the soil moisture content sensor and automatic irrigation system of real-time monitoring soil moisture content, this soil moisture content sensor has the advantages that monitoring accuracy is high, is quick on the draw, stability is good, with low cost.Survey moisture in the soil automatic irrigation system is set up on this basis, the characteristics of being distributed shallower for vegetable root layer, application quality sensor develops the soil moisture content real-time monitoring and regulating system of function admirable, it ensure that monitoring result can be representative, the volume and scope of monitoring soil can also be expanded as needed, the target of real-time and precise monitoring and regulation and control soil moisture content is reached.Saving water resource, increase yield, the important function increased the benefit can be played in production application.The utility model is applied to agronomy and agrology field.
Description
Technical field
The utility model is related to agronomy and agrology field, more particularly to a kind of soil of real-time monitoring soil moisture content
Soil moisture content sensor and automatic irrigation system.
Background technology
At present, as vegetables produce the continuous expansion of planting scale, multiple crop index increases, annually cultivating industrial water amount
Increase therewith；In addition vegetables production area is largely focused on the comparatively developed regions of the contradiction of supply and demand for the water resource protrusion, therefore carrying out Vegetable
Water-saving irrigation technique is of great importance to alleviating shortage of water resources, and the development and application of agricultural water-saving irrigation technology are also increasingly by weight
Depending on.In recent years, agricultural water-saving irrigation technology by it is multi-disciplinary intersect, fusion and it is integrated, develop it is a collection of it is advanced water saving fill
Technology and institution are irrigate, water-saving result is notable in production application.But due to various Soil Moisture Content Monitorings exist it is various
Limitation, makes there is certain distance between survey moisture in the soil automatic irrigation technology and its application method and agricultural production practical application.
Existing soil moisture sensor has all has that some are present in produce reality should have：The soil of tensometer method
It is slow to there is reaction in earth soil moisture content sensor, it is impossible to detect soil water content in real time；There is use and maintenance in Neutron Moisture Meter method
Method is cumbersome, the big technical problem of neutron source radiation protection operation difficulty, is not suitable for using in practice in agricultural production；Frequency domain
Reflectometer（FDR）Method is substantially similar to TDR methods principle, method, effect and effect, being capable of quick, convenient and Continuous Observation soil
Water content, the main flow monitored in real time as soil moisture content realizes the target of monitoring soil moisture in real time, is also current measurement soil
More common soil sensor in earth water content.But its price of popping one's head in is higher, is contained with legal real-time monitored soil moisture is inserted
Invest larger during amount, and have strict demand away from section is excavated to the insertion position of probe, it is necessary to prevent each in earth's surface and soil
The moisture of interlayer flows along the gap between conduit and soil, and when different soils property is determined, Parameters variation is larger, by soil
The very big interference of the changes such as quality, environmental factor.There is monitoring point narrow and small, monitoring result is unstable, do not possess representativeness etc. and ask
Topic, Monitoring Data also needs to be modified with cumbersome experimental analysis in production application, and takes and use several soil moisture contents
Sensor multiple spot detects that the strategy such as weighted average calculation improves sensor accuracy, and the means and method of monitoring are more complicated, it is difficult to
A wide range of popularization and application in production.
Utility model content
To solve the above problems, the utility model provide it is a kind of it is real-time monitoring soil moisture content soil moisture content sensor and from
Dynamic irrigation system.
The utility model solves the technical scheme that its technical problem used：
A kind of soil moisture content sensor of real-time monitoring soil moisture content, including upper end are provided with the shell of opening, the shell
Interior to be provided with base, the base, which is provided with to be provided with above mass sensor, the mass sensor, to be used to lift detection soil
Breast boards, the breast boards is arranged at the opening of shell, and the edge of opening of the breast boards and shell is close by flexible flexible glue
Envelope.
The improvement of technical solutions of the utility model is further used as, the mass sensor is provided with the number for being used for transmitting signal
According to line, the hard body for protecting data wire is additionally provided with the outside of the shell, the data wire outlet is arranged on shell
Side simultaneously passes through hard body.
Also provide it is a kind of survey moisture in the soil automatic irrigation system, the soil moisture content sensor is by data wire by the soil moisture in the soil of capture
Moisture in the soil irrigation controller is surveyed in the input of feelings signal, and soil moisture content signal is transformed into pouring order and exported by the survey moisture in the soil irrigation controller
Control irrigation system.
The improvement of technical solutions of the utility model is further used as, the survey moisture in the soil irrigation controller includes single-chip microcomputer, display
Device, control button and data line interface, irrigation index and irrigation program of the survey moisture in the soil automatic irrigation controller provided with setting, root
Moisture in the soil automatic irrigation is surveyed according to soil moisture content situation, and the monitor value of soil moisture content sensor is changed into the order for controlling irrigation system, institute
Stating control button is used to set specific irrigation index and irrigation program.
The improvement of technical solutions of the utility model is further used as, the survey moisture in the soil irrigation controller is additionally provided with for connecting
The data line interface of PC or IC-card, the irrigation system is provided with water pump and magnetic valve, and the survey moisture in the soil irrigation controller controls water
The opening and closing of pump and magnetic valve.
The beneficial effects of the utility model：This soil moisture content sensor overcomes the monitoring of existing soil moisture content sensor
Point is small, and monitoring result stability is not high, representative not strong, and the problems such as monitoring parameter is difficult to correct is high, anti-with monitoring accuracy
Should good, the with low cost advantage of sensitive, stability.Survey moisture in the soil automatic irrigation system is set up on this basis, for vegetable root layer
The characteristics of being distributed shallower, application quality sensor develops the soil moisture content real-time monitoring and regulating system of function admirable, in conjunction with
The agronomic measures of standardization, it is ensured that monitoring result can be representative, additionally it is possible to expand the volume and model of monitoring soil as needed
Enclose, improve the accuracy of monitoring result, reach the target of real-time and precise monitoring and regulation and control soil moisture content.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the utility model embodiment soil moisture content sensor construction schematic diagram；
Fig. 2 is that the utility model embodiment surveys moisture in the soil automatic irrigation system simplification figure.
Embodiment
The technique effect of design of the present utility model, concrete structure and generation is carried out below with reference to embodiment and accompanying drawing
Clearly and completely describe, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is a part of embodiment of the present utility model, rather than whole embodiments, based on embodiment of the present utility model, the skill of this area
The other embodiment that art personnel are obtained on the premise of not paying creative work, belongs to the model of the utility model protection
Enclose.
Referring to figs. 1 to Fig. 2, the utility model wraps to provide a kind of soil moisture content sensor of real-time monitoring soil moisture content
Include and base 4 is provided with the shell that upper end is provided with opening, the shell, the base 4 is provided with mass sensor 2, the quality
Sensor 2 is provided with the breast boards 1 for being used for lifting detection soil above, and the breast boards 1 is arranged at the opening of shell, the gear
The edge of opening of native plate 1 and shell is sealed by flexible flexible glue.
As the utility model preferred embodiment, the mass sensor 2 is provided with the data wire for being used for transmitting signal
3, the hard body 5 for protecting data wire 3 is additionally provided with the outside of the shell, the data wire outlet is arranged on the side of shell
Face simultaneously passes through hard body 5.
Also provide it is a kind of survey moisture in the soil automatic irrigation system, the soil moisture content sensor is by data wire 3 by the soil of capture
Moisture in the soil irrigation controller is surveyed in the input of soil moisture content signal, and soil moisture content signal is transformed into pouring order and defeated by the survey moisture in the soil irrigation controller
Go out to control irrigation system.
As the utility model preferred embodiment, the survey moisture in the soil irrigation controller includes single-chip microcomputer, display, control
Button and data line interface, irrigation index and irrigation program of the survey moisture in the soil automatic irrigation controller provided with setting, according to soil
Soil moisture content situation surveys moisture in the soil automatic irrigation, and the monitor value of soil moisture content sensor is changed into the order for controlling irrigation system, the control
Button is used to set specific irrigation index and irrigation program.
As the utility model preferred embodiment, it is described survey moisture in the soil irrigation controller be additionally provided with for connect PC or
The data line interface of IC-card, the irrigation system is provided with water pump and magnetic valve, the survey moisture in the soil irrigation controller control water pump and electricity
The opening and closing of magnet valve.
For the root layer characteristic distributions and its growth characteristics of vegetables, specific Precision Irrigation index and irrigation program are formulated,
Soil moisture content situation can be detected in real time, can be played in production application saving water resource, increase yield, increase the benefit it is important
Effect, have the advantages that accuracy is high, be quick on the draw, stability it is good, with low cost.
1）, accuracy it is high.Mass sensor method determines soil moisture, soil water content is detected in real time, and can determine
The soil moisture content situation of big small clod is determined to required for accurately measuring, also other monitorings such as amendment are needed in the absence of monitoring result
A series of cumbersome problems required for method.
2）, be quick on the draw.Soil moisture is determined with mass sensor method, soil moisture content transformation shape can be detected in real time
Condition, precisely holds and irrigates upper limit index, it is to avoid heavy irrigation.Overcome the reaction of tensometer method slow, it is impossible to detect soil at any time
The problem of moisture.
3）, stability it is good.Mass sensor method measurement soil block can design the native plate of correspondingly sized shelves as needed, can be appropriate
Expand the scope of monitoring soil, the soil moisture content of directional monitoring target soil block, it is ensured that monitoring result is precisely stablized.Overcome
FDR methods and TDR method monitoring ranges are small, representative poor, the problems such as having strict demand away from excavation section to the insertion position of probe,
It is modified also without with cumbersome experimental analysis.
4）, it is with low cost.Mass sensor method determines soil moisture, and material is easy to get, and cost is low, easy to use, solves
Adopt Neutron Moisture Meter method etc. with high costs, use and maintenance method is cumbersome, neutron source radiation protection operation difficulty is big etc., and technology is asked
Topic.
The utility model provides a kind of soil moisture content sensor of real-time monitoring soil moisture content, mainly by mass sensitivity
Device 2, breast boards 1, data wire 3, base 4 and the several elements of shell are constituted.As shown in figure 1, being embedded in mass sensor on base 4
2, breast boards 1 is arranged on above mass sensor 2, and test soil block 6 is located at the surface of breast boards 1, and mass sensor 2 is directly caught
The soil moisture content index above breast boards 1 is obtained, the soil moisture content situation of correspondingly sized soil block is monitored, its signal is passed through into data
Line 3 is exported, and the soil moisture content signal input of capture is surveyed into moisture in the soil irrigation controller with data wire 3, monitoring soil moisture content in real time is reached
The target of situation.The soil moisture content signal of the whole soil block in top of soil moisture content sensor orientation capture breast boards 1, can be according to specific
The specification breast boards 1 that designed size is different is needed, orientation determines the soil moisture content situation of target soil block, makes the soil of monitoring soil block
Earth soil moisture content possesses representativeness.
The utility model additionally provides a kind of survey moisture in the soil automatic irrigation device, by soil moisture content sensor, surveys moisture in the soil irrigation control
Device and control electronic box composition.It is that soil moisture content signal is transformed into the integrated circuit for pouring order to survey moisture in the soil irrigation controller, by monolithic
Machine, display, control button and data line interface etc. are constituted.Design and manufacture survey moisture in the soil irrigation controller, single-chip microcomputer with single-chip microcomputer
With manipulating and regulating and controlling to survey the function of moisture in the soil automatic irrigation system, the monitoring signals of soil moisture content sensor can be changed into pouring
Order.Display can show the parameters such as soil moisture content in real time；Control button sets and regulated and controled the specific of parameters
Index, sets out specific irrigation index and irrigation program；It is respectively to input soil to pass to survey the data line 3 of moisture in the soil irrigation controller two
The signal of sensor, and the system operation such as output control water pump, magnetic valve order, the interface of also one data wire 3 can connect
PC or IC-card are connect, for exporting soil moisture content monitoring result, the soil moisture content historical record in the system of being stored in is copied.Control
Electronic box processed is by soil moisture content sensor and surveys the integrated survey moisture in the soil automatic irrigation system of moisture in the soil irrigation controller, output regulation and control water pump, electromagnetism
The order of the opening and closing of valve, it is ensured that Precision Irrigation.
As shown in Fig. 2 surveying moisture in the soil irrigation controller has display, control button, data line interface and two lines, hold respectively
The reading of row soil moisture content data, regulation and control, derived function, display can read the monitor value of soil moisture content sensor in real time；
Control button can set out specific pouring index and pouring cycle, and the monitor value of soil moisture content sensor is changed into control irrigates system
The order of system.Surveying moisture in the soil irrigation controller has two lines to be connected respectively with soil moisture content sensor and irrigating facility, inputs respectively
The order of soil moisture content sensor signal and output control irrigation system.Surveying can be according to institute when moisture in the soil automatic irrigating control system is run
The irrigation index and irrigation program of setting, survey moisture in the soil automatic irrigation, it is ensured that vegetables need water and irrigation water supply according to soil moisture content situation
Balance, timely and appropriate discovery meets demand of the vegetable growth to moisture, realizes the digitized Precision management irrigated, it is to avoid artificial
The blindness of operation.Surveying moisture in the soil automatic irrigation device can irrigate the real needs timely and appropriate discovery of moisture according to vegetables, in vegetables
Water-saving irrigation, improving can play an important role in WUEL, increase yield.
In the same period using broccoli, cabbage heart, 3 kinds of different vegetables of Chinese cabbage as test material, level one is regulated and controled in soil moisture content
Carry out surveying comparison in difference experiment of the moisture in the soil automatic irrigation to yield of vegetables, water consumption and WUEL on the basis of cause.As a result
Show, survey moisture in the soil automatic irrigation and be added significantly to the larger Chinese Cabbage Yield of water requirement, be secondly cabbage heart, broccoli, cabbage heart, great Bai
The yield of dish is respectively than traditional irrigation volume increase 12.1%, 72.4% and 96.2%.But water requirement can significantly have been saved by surveying moisture in the soil automatic irrigation
Less broccoli water consumption, is secondly cabbage heart, the big Chinese cabbage water consumption of water requirement increased on the contrary, broccoli, cabbage heart,
The water consumption of Chinese cabbage has saved 34.1%, 5.2% and 13.3% than traditional irrigation respectively.And the WUEL of this 3 kinds of vegetables
There is raising by a relatively large margin, increase rate is but substantially at same level, and three kinds of vegetables improve than traditional irrigation respectively
70.2%th, 81.8% and 73.2%.It can be seen that surveying moisture in the soil automatic irrigation can be irrigated according to vegetables growth and development demand really, alleviate water
Divide the effect of imbalance between supply and demand, it is ensured that vegetables need the balance of water and irrigation water supply, build good rhizosphere soil condition, it is to avoid
The blindness of man-made irrigation operation.
The preferred embodiment of the utility model application method：When the survey moisture in the soil irrigation controller is run, the soil with 25% is set
It is the watering period that earth absolute water content, which irrigates 1 time to irrigate the upper limit, during every morning 9, it can be seen that single-chip microcomputer stores note automatically
The soil moisture content regulation and control situation of record：In December 23 and December 26, rain respectively 2, made soil absolute water content always
Higher than 25%, irrigation system also never starts；After December 29, every morning, soil absolute water content was less than 25% feelings
Under condition, irrigation system is with regard to automatic start, by soil absolute water content regulation to 25%.Being capable of basis it can be seen that surveying moisture in the soil irrigation controller
The in good time Rational Irrigation of soil moisture content situation, control accurate soil moisture content meets demand of the plant strain growth to moisture, while preventing
Amount irrigates caused liquid manure and is lost in the pollution for wasting and its causing, and improves field ecological environment.
Soil moisture content sensor is set up into the system that real-time and precise monitors soil moisture content situation in big Tanaka.It can increase
The monitoring range and volume of soil moisture content, the soil moisture content situation of directional monitoring target soil improve the essence of soil moisture content monitoring
True property and representativeness.The prison of soil moisture content sensor is set according to the root system configuration of soil characteristic, vegetable growth demand and vegetables
Scope is surveyed, rational irrigation index and irrigation program is made, energy monitor closely soil moisture content, strict control is irrigated the upper limit, done
Digitalization precision to vegetable irrigation is managed, and timely and appropriate discovery meets vegetable growth demand.Planning standard agronomic technique, makes in real time
Monitoring result can represent crop field overall condition.When Production of Large Fields is applied, on the one hand make soil moisture content situation and the crop field of monitored area
Overall soil moisture content situation is consistent, and the overall irrigation practice of the irrigation practice of monitored area and crop field is kept one
Cause, it is ensured that the real-time monitoring result of monitored area can representative crop field integral status, i.e., by monitoring soil block energy synchronization modulation
The overall soil moisture content situation in crop field, reaches the target of monitoring and control accurate soil moisture content in real time.Supporting survey moisture in the soil automatic irrigation
System energy timely and appropriate discovery is irrigated, and Reasonable Regulation And Control soil moisture content realizes Precision management and the automation of vegetable irrigation.
Certainly, the utility model is created and is not limited to above-mentioned embodiment, and those skilled in the art are not disobeying
Equivalent variations or replacement can be also made on the premise of back of the body the utility model spirit, these equivalent deformations or replacement are all contained in this
Apply in claim limited range.
Claims (5)
1. a kind of soil moisture content sensor of real-time monitoring soil moisture content, it is characterised in that：The shell of opening is provided with including upper end,
Base is provided with the shell, the base, which is provided with above mass sensor, the mass sensor to be provided with, to be used to lift inspection
The breast boards of soil is surveyed, the breast boards is arranged at the opening of shell, the edge of opening of the breast boards and shell passes through soft
Property flexible glue sealing.
2. the soil moisture content sensor of real-time monitoring soil moisture content according to claim 1, it is characterised in that：The matter
Quantity sensor is provided with the stereoplasm tube being additionally provided with the outside of the data wire for being used for transmitting signal, the shell for protecting data wire
Body, the data wire outlet is arranged on the side of shell and passes through hard body.
3. soil moisture content sensor described in a kind of usage right requirement 1 or 2 monitors the survey moisture in the soil automatic irrigation system of soil moisture content in real time
System, it is characterised in that：The soil moisture content signal input of capture is surveyed moisture in the soil by data wire and irrigates control by the soil moisture content sensor
Soil moisture content signal is transformed into pouring order and output control irrigation system by device processed, the survey moisture in the soil irrigation controller.
4. survey moisture in the soil automatic irrigation system according to claim 3, it is characterised in that：The survey moisture in the soil irrigation controller includes single
Piece machine, display, control button and data line interface, irrigation index and filling of the survey moisture in the soil automatic irrigation controller provided with setting
System is irrigate, moisture in the soil automatic irrigation is surveyed according to soil moisture content situation, and the monitor value of soil moisture content sensor is changed into control irrigation system
Order, the control button be used for specific irrigation index and irrigation program are set.
5. survey moisture in the soil automatic irrigation system according to claim 3, it is characterised in that：The survey moisture in the soil irrigation controller is additionally provided with
Data line interface for connecting PC or IC-card, the irrigation system is provided with water pump and magnetic valve, the survey moisture in the soil irrigation control
Device controls the opening and closing of water pump and magnetic valve.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621203726.6U CN206557030U (en) | 2016-11-08 | 2016-11-08 | A kind of the soil moisture content sensor and automatic irrigation system of real-time monitoring soil moisture content |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621203726.6U CN206557030U (en) | 2016-11-08 | 2016-11-08 | A kind of the soil moisture content sensor and automatic irrigation system of real-time monitoring soil moisture content |
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| CN206557030U true CN206557030U (en) | 2017-10-13 |
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| CN201621203726.6U Active CN206557030U (en) | 2016-11-08 | 2016-11-08 | A kind of the soil moisture content sensor and automatic irrigation system of real-time monitoring soil moisture content |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525636A (en) * | 2016-11-08 | 2017-03-22 | 广东省农业科学院蔬菜研究所 | Sensor for monitoring soil moisture content in real time, automatic irrigation system and irrigation method |
| CN110579512A (en) * | 2019-10-09 | 2019-12-17 | 清华大学 | manufacturing and calibration method of filter type soil moisture content sensor |
-
2016
- 2016-11-08 CN CN201621203726.6U patent/CN206557030U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525636A (en) * | 2016-11-08 | 2017-03-22 | 广东省农业科学院蔬菜研究所 | Sensor for monitoring soil moisture content in real time, automatic irrigation system and irrigation method |
| CN110579512A (en) * | 2019-10-09 | 2019-12-17 | 清华大学 | manufacturing and calibration method of filter type soil moisture content sensor |
| CN110579512B (en) * | 2019-10-09 | 2024-02-20 | 清华大学 | Manufacturing and calibrating method of filter type soil moisture sensor |
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