CN105784780A - Novel soil humidity detecting equipment for agricultural production - Google Patents
Novel soil humidity detecting equipment for agricultural production Download PDFInfo
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- CN105784780A CN105784780A CN201610131698.XA CN201610131698A CN105784780A CN 105784780 A CN105784780 A CN 105784780A CN 201610131698 A CN201610131698 A CN 201610131698A CN 105784780 A CN105784780 A CN 105784780A
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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
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/048—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance for determining moisture content of the material
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Abstract
The invention relates to novel soil humidity detecting equipment for agricultural production.The equipment comprises a shell, a receiving window, two movable devices and a detection device.The shell is arranged above the receiving window.The detection device is arranged at the bottom of the shell.The movable devices are located on the two sides of the detection device.Each movable device comprises a vertically-downward first driving motor, a second driving motor, two driving shafts and two wheels.According to the novel soil humidity detecting equipment for agricultural production, the soil humidity is detected by inserting a probe of the detection device into soil, it is ensured that the equipment freely moves through the first driving motors and the second driving motors in the movable devices, and therefore the equipment comprehensively and accurately detect the area.In addition, in a humidity detection circuit, conventional elements are adopted, it is ensured that humidity date is accurately collected, meanwhile, the production cost is reduced, and the practical value of the equipment is improved.
Description
Technical field
The present invention relates to a kind of new soil Humidity Detection equipment for agricultural production.
Background technology
Soil moisture has important impact for crop growth, be manufacture organic raw material, moisture number affect the photosynthesis of crop and the absorption of nutrient substance, therefore the Humidity Detection of soil is had strict requirement.
Along with modernization metering technology normalized, real-time, the on-line monitoring of soil moisture is the problem that scientific research, agricultural production and gauge check technical body are encountered, in existing Humidity Detection equipment, not only cost is higher, and there is deviation in certainty of measurement, measurement is limited in scope single so that it is be difficult to meet the requirement of modernization measurement technology.
Summary of the invention
The technical problem to be solved in the present invention is: detect in prior art that equipment cost is high, certainty of measurement is relatively low and measures the deficiency being limited in scope to overcome, it is provided that a kind of with low cost, certainty of measurement is high and the scope of measurement is wide new soil Humidity Detection equipment for agricultural production.
The technical solution adopted for the present invention to solve the technical problems is: a kind of new soil Humidity Detection equipment for agricultural production, including shell, receive window, two mobile devices and detecting device, described shell is arranged on the top receiving window, described detecting device is arranged on the bottom of shell, and described mobile device is located at the both sides of detecting device；
Described mobile device includes the first drive motor, the second drive motor, two driving axles and two wheels that arrange straight down, described second drive motor is fixed on below the first drive motor, the quantity of described driving axle is consistent with wheel count and one_to_one corresponding, and described second drive motor is by driving axle and the connection of corresponding wheel drive；
Described detecting device includes the 3rd drive motor, connection axle, two the 4th drive motors and two probes that arrange straight down, the quantity of described 4th drive motor is consistent with the quantity of probe and one_to_one corresponding, described 3rd drive motor connects with being connected through-drive, described 4th drive motor is arranged on the both sides connecting axle, and described 4th drive motor and the 4th drive motor are in transmission connection；
nullIt is provided with central processing unit in described shell，Described first drive motor、Second drive motor、3rd drive motor and the 4th drive motor are all connected with central processing unit，Humidity detecting module and wireless communication module it is provided with in described central processing unit，Described probe electrically connects with humidity detecting module，Described humidity detecting module includes humidity measuring circuit，Described humidity measuring circuit includes the first audion、Second audion、First electric capacity、Second electric capacity、3rd electric capacity、4th electric capacity、5th electric capacity、First resistance、Second resistance、3rd resistance、4th resistance、5th resistance、6th resistance、7th resistance、8th resistance、9th resistance、Rectifier bridge、Ammeter、Adjustable resistance、First Zener diode、Second Zener diode and probe，The emitter stage of described first audion and the equal ground connection of emitter stage of the second audion，The colelctor electrode of described first audion is respectively through the first resistance and the external 5V DC voltage power supply of the 3rd resistance，The colelctor electrode of described second audion is respectively through the second resistance and the external 5V DC voltage power supply of the 4th resistance，One end of described second electric capacity is connected with the colelctor electrode of the first audion，The other end of described second electric capacity and the base stage of the second audion connect，Described one end of 3rd electric capacity is connected with the colelctor electrode of the second audion，The other end of described 3rd electric capacity and the base stage of the first audion connect，One end ground connection of described first electric capacity，The other end of described first electric capacity is connected by the colelctor electrode of the first resistance and the first audion，The colelctor electrode of described first audion is connected with probe by the 6th resistance，The first input end of described rectifier bridge is connected with probe by the anti-series circuit of the first Zener diode and the second Zener diode，The first input end of described rectifier bridge is connected with probe by the series circuit of the 7th resistance and adjustable resistance composition，Second input of described rectifier bridge is connected with the 7th resistance and adjustable resistance respectively，The colelctor electrode of described second audion is connected with the first input end of rectifier bridge by the 5th resistance，First outfan of described rectifier bridge is connected with the first input end of rectifier bridge by the series circuit of the 8th resistance and the 5th resistance composition，First outfan of described rectifier bridge is connected with the second outfan of rectifier bridge by the series circuit of the 8th resistance and the 5th electric capacity composition，First outfan of described rectifier bridge is connected with the second outfan of rectifier bridge by the 4th electric capacity，First outfan of described rectifier bridge passes through the 8th resistance、The series circuit of ammeter and the 9th resistance composition is connected with the second outfan of rectifier bridge.
As preferably, in order to ensure the accurate detection of ammeter, the range of described ammeter is 10A.
As preferably, the model of described rectifier bridge is MB8S.
As preferably, described first audion and the second audion are NPN audion.
As preferably, in order to improve the reliability that device moves, described wheel is provided with anti-slop serrations.
As preferably, direct current generator has the advantages that driving force is strong, thus improve the reliability of device, described first drive motor, the second drive motor, the 3rd drive motor and the 4th drive motor are direct current generator.
As preferably, described reception window is infrared receiver window.
The invention has the beneficial effects as follows, this new soil Humidity Detection equipment being used for agricultural production inserts soil by probe in detecting device and soil moisture is detected, utilize the first drive motor in mobile device and the second drive motor to ensure that equipment moves freely, thus this region is carried out comprehensive accurate detection by the equipment that realizes simultaneously；Moreover, in humidity measuring circuit, humidity measuring circuit adopts the components and parts of routine, while ensureing humidity precise acquisition, also reduce production cost, improve the practical value of equipment.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of the new soil Humidity Detection equipment for agricultural production of the present invention；
Fig. 2 is the structural representation of the mobile device of the new soil Humidity Detection equipment for agricultural production of the present invention；
Fig. 3 is the structural representation of the detecting device of the new soil Humidity Detection equipment for agricultural production of the present invention；
Fig. 4 is the circuit theory diagrams of the humidity measuring circuit of the new soil Humidity Detection equipment for agricultural production of the present invention；
nullIn figure: 1. shell，2. receive window，3. move device，4. detecting device，5. the first drive motor，6. the second drive motor，7. drive axle，8. wheel，9. anti-slop serrations，10. the 3rd drive motor，11. connection axle，12. the 4th drive motor，13. probe，Q1. the first audion，Q2. the second audion，C1. the first electric capacity，C2. the second electric capacity，C3. the 3rd electric capacity，C4. the 4th electric capacity，C5. the 5th electric capacity，R1. the first resistance，R2. the second resistance，R3. the 3rd resistance，R4. the 4th resistance，R5. the 5th resistance，R6. the 6th resistance，R7. the 7th resistance，R8. the 8th resistance，R9. the 9th resistance，BR1. rectifier bridge，PA. ammeter，Rp1. adjustable resistance，D1. the first Zener diode，D2. the second Zener diode，P1. probe.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, and the basic structure of the present invention is only described in a schematic way, and therefore it only shows the composition relevant with the present invention.
As Figure 1-Figure 4, a kind of new soil Humidity Detection equipment for agricultural production, including shell 1, receive the mobile device 3 of window 2, two and detecting device 4, described shell 1 is arranged on the top receiving window 2, described detecting device 4 is arranged on the bottom of shell 1, and described mobile device 3 is located at the both sides of detecting device 4；
First drive motor the 5, second drive motor 6, two that described mobile device 3 includes arranging straight down drives axle 7 and two wheels 8, described second drive motor 6 is fixed on below the first drive motor 5, the quantity of described driving axle 7 is consistent with wheel 8 quantity and one_to_one corresponding, and described second drive motor 6 is by driving axle 7 to be in transmission connection with corresponding wheel 8；
Described detecting device 4 includes the 3rd drive motor 10, connection 11, two the 4th drive motors 12 of axle and two probes 13 that arrange straight down, the quantity of described 4th drive motor 12 and probe 13 quantity is consistent and one_to_one corresponding, described 3rd drive motor 10 is in transmission connection with being connected axle 11, described 4th drive motor 12 is arranged on the both sides connecting axle 11, and described 4th drive motor 10 and the 4th drive motor 12 are in transmission connection；
nullIt is provided with central processing unit in described shell 1，Described first drive motor 5、Second drive motor 6、3rd drive motor 10 and the 4th drive motor 12 are all connected with central processing unit，Humidity detecting module and wireless communication module it is provided with in described central processing unit，Described probe 13 electrically connects with humidity detecting module，Described humidity detecting module includes humidity measuring circuit，Described humidity measuring circuit includes the first audion Q1、Second audion Q2、First electric capacity C1、Second electric capacity C2、3rd electric capacity C3、4th electric capacity C4、5th electric capacity C5、First resistance R1、Second resistance R2、3rd resistance R3、4th resistance R4、5th resistance R5、6th resistance R6、7th resistance R7、8th resistance R8、9th resistance R9、Rectifier bridge BR1、Ammeter PA、Adjustable resistance Rp1、First Zener diode D1、Second Zener diode D2 and probe P1，The emitter stage of described first audion Q1 and the equal ground connection of emitter stage of the second audion Q2，The colelctor electrode of described first audion Q1 is respectively through the first external 5V DC voltage power supply of resistance R1 and the three resistance R3，The colelctor electrode of described second audion Q2 is respectively through the second external 5V DC voltage power supply of resistance R2 and the four resistance R4，One end of described second electric capacity C2 is connected with the colelctor electrode of the first audion Q1，The other end of described second electric capacity C2 and the base stage of the second audion Q2 connect，One end of described 3rd electric capacity C3 is connected with the colelctor electrode of the second audion Q2，The other end of described 3rd electric capacity C3 and the base stage of the first audion Q1 connect，One end ground connection of described first electric capacity C1，The other end of described first electric capacity C1 is connected by the colelctor electrode of the first resistance R1 and the first audion Q1，The colelctor electrode of described first audion Q1 is connected with probe P1 by the 6th resistance R6，The first input end of described rectifier bridge BR1 is connected with probe P1 by the anti-series circuit of the first Zener diode D1 and the second Zener diode D2，The first input end of described rectifier bridge BR1 is connected with probe P1 by the series circuit of the 7th resistance R7 and adjustable resistance Rp1 composition，Second input of described rectifier bridge BR1 is connected with the 7th resistance R7 and adjustable resistance Rp1 respectively，The colelctor electrode of described second audion Q2 is connected by the first input end of the 5th resistance R5 and rectifier bridge BR1，First outfan of described rectifier bridge BR1 is connected with the first input end of rectifier bridge BR1 by the series circuit of the 8th resistance R8 and the five resistance R5 composition，First outfan of described rectifier bridge BR1 is connected with second outfan of rectifier bridge BR1 by the series circuit of the 8th resistance R8 and the five electric capacity R5 composition，First outfan of described rectifier bridge BR1 is connected by second outfan of the 4th electric capacity R4 and rectifier bridge BR1，First outfan of described rectifier bridge BR1 passes through the 8th resistance R8、The series circuit of ammeter PA and the nine resistance R9 composition is connected with second outfan of rectifier bridge BR1.
As preferably, in order to ensure the accurate detection of ammeter PA, the range of described ammeter PA is 10A.
As preferably, the model of described rectifier bridge BR1 is MB8S.
As preferably, described first audion Q1 and the second audion Q2 is NPN audion.
As preferably, in order to improve the reliability that device moves, described wheel 8 is provided with anti-slop serrations 9.
As preferably, direct current generator has the advantages that driving force is strong, thus improve the reliability of device, described first drive motor the 5, second drive motor the 6, the 3rd drive motor 10 and the 4th drive motor 12 are direct current generator.
As preferably, described reception window 2 is infrared receiver window.
During the detection of this soil moisture, being moved by mobile device 3, the operation principle of mobile device 3 is, second drive motor 6 runs, drive and drive axle 7 to rotate, rotate with the wheel driving axle 7 to be connected, produce driving force, this soil moisture detection equipment is promoted to advance, when needs travel direction regulates, by the rotation of the first drive motor 5, the second drive motor 6 angle changes, wheel direction of advance changes, thus realizing the change of equipment moving direction.In the process that equipment moves, by detecting device 4, soil moisture is monitored, controls the 3rd drive motor 10 by central processing unit and run so that the height connecting axle 11 changes, when carrying out Humidity Detection, reducing the height connecting axle 11, the 4th drive motor 12 runs simultaneously, drives probe 13 rotation, soil moisture is detected by convenient probe 13 insertion soil, when detecting, improving the height connecting axle 11, the 3rd drive motor 10 and the 4th drive motor 12 are out of service simultaneously.Owing to, in detection process, equipment is in the state of movement, therefore can ensure that this equipment can detect the soil moisture on a large scale.
When detection runs, by probe 13 detection signal, by the central processing unit in incoming for signal reception window 2, humidity measuring circuit in central processing unit starts computing, this humidity measuring circuit is by the first audion Q1, the second audion Q2, second electric capacity C2, the 3rd electric capacity C3, the first resistance R1, the second resistance R2, the 3rd resistance R3, the 4th resistance R4 etc. have collectively constituted an oscillating circuit.Frequency of oscillation is controlled by the 6th resistance R6, and an end of the 6th resistance R6 is connected on a lead-in wire of probe P1, and probe P1 inserts in soil.Along with the change of soil moisture, also there is significant change in the resistance value on probe P1, when this change is conducted to the 6th resistance R6, the frequency of oscillation making oscillating circuit is changed.Frequency change can be shown by the amplitude of oscillation of the ammeter PA that is connected to the second audion Q2 colelctor electrode, and people judge the size of humidity further according to the amplitude of oscillation scale of this ammeter PA.
Compared with prior art, soil moisture is detected by this new soil Humidity Detection equipment being used for agricultural production by 13 insertion soil of popping one's head in detecting device 4, utilize the first drive motor 5 in mobile device 3 and the second drive motor 6 to ensure that equipment moves freely, thus this region is carried out comprehensive accurate detection by the equipment that realizes simultaneously；Moreover, in humidity measuring circuit, humidity measuring circuit adopts the components and parts of routine, while ensureing humidity precise acquisition, also reduce production cost, improve the practical value of equipment.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not necessarily departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content in description, it is necessary to determine its technical scope according to right.
Claims (7)
1. the new soil Humidity Detection equipment for agricultural production, it is characterized in that, including shell (1), receive window (2), two mobile devices (3) and detecting device (4), described shell (1) is arranged on the top receiving window (2), described detecting device (4) is arranged on the bottom of shell (1), and described mobile device (3) is located at the both sides of detecting device (4)；
Described mobile device (3) includes the first drive motor (5), the second drive motor (6), two drivings axle (7) and two wheels (8) that arrange straight down, described second drive motor (6) is fixed on the first drive motor (5) lower section, the quantity of described driving axle (7) is consistent with wheel (8) quantity and one_to_one corresponding, and described second drive motor (6) is in transmission connection with corresponding wheel (8) by driving axle (7)；
Described detecting device (4) includes the 3rd drive motor (10), connection axle (11), two the 4th drive motors (12) and two probes (13) that arrange straight down, the quantity of described 4th drive motor (12) and probe (13) quantity is consistent and one_to_one corresponding, described 3rd drive motor (10) is in transmission connection with being connected axle (11), described 4th drive motor (12) is arranged on the both sides connecting axle (11), and described 4th drive motor (10) and the 4th drive motor (12) are in transmission connection；
nullDescribed shell is provided with central processing unit in (1)，Described first drive motor (5)、Second drive motor (6)、3rd drive motor (10) and the 4th drive motor (12) are all connected with central processing unit，Humidity detecting module and wireless communication module it is provided with in described central processing unit，Described probe (13) electrically connects with humidity detecting module，Described humidity detecting module includes humidity measuring circuit，Described humidity measuring circuit includes the first audion (Q1)、Second audion (Q2)、First electric capacity (C1)、Second electric capacity (C2)、3rd electric capacity (C3)、4th electric capacity (C4)、5th electric capacity (C5)、First resistance (R1)、Second resistance (R2)、3rd resistance (R3)、4th resistance (R4)、5th resistance (R5)、6th resistance (R6)、7th resistance (R7)、8th resistance (R8)、9th resistance (R9)、Rectifier bridge (BR1)、Ammeter (PA)、Adjustable resistance (Rp1)、First Zener diode (D1)、Second Zener diode (D2) and probe (P1)，The emitter stage of described first audion (Q1) and the equal ground connection of emitter stage of the second audion (Q2)，The colelctor electrode of described first audion (Q1) is respectively through the first resistance (R1) and the 3rd external 5V DC voltage power supply of resistance (R3)，The colelctor electrode of described second audion (Q2) is respectively through the second resistance (R2) and the 4th external 5V DC voltage power supply of resistance (R4)，One end of described second electric capacity (C2) is connected with the colelctor electrode of the first audion (Q1)，The other end of described second electric capacity (C2) and the base stage of the second audion (Q2) connect，Described one end of 3rd electric capacity (C3) is connected with the colelctor electrode of the second audion (Q2)，The other end of described 3rd electric capacity (C3) and the base stage of the first audion (Q1) connect，One end ground connection of described first electric capacity (C1)，The other end of described first electric capacity (C1) is connected with the colelctor electrode of the first audion (Q1) by the first resistance (R1)，The colelctor electrode of described first audion (Q1) is connected with probe (P1) by the 6th resistance (R6)，The first input end of described rectifier bridge (BR1) is connected with probe (P1) by the anti-series circuit of the first Zener diode (D1) and the second Zener diode (D2)，The series circuit that the first input end of described rectifier bridge (BR1) consists of the 7th resistance (R7) and adjustable resistance (Rp1) is connected with probe (P1)，Second input of described rectifier bridge (BR1) is connected with the 7th resistance (R7) and adjustable resistance (Rp1) respectively，The colelctor electrode of described second audion (Q2) is connected with the first input end of rectifier bridge (BR1) by the 5th resistance (R5)，The series circuit that first outfan of described rectifier bridge (BR1) consists of the 8th resistance (R8) and the 5th resistance (R5) is connected with the first input end of rectifier bridge (BR1)，The series circuit that first outfan of described rectifier bridge (BR1) consists of the 8th resistance (R8) and the 5th electric capacity (R5) is connected with the second outfan of rectifier bridge (BR1)，First outfan of described rectifier bridge (BR1) is connected with the second outfan of rectifier bridge (BR1) by the 4th electric capacity (R4)，First outfan of described rectifier bridge (BR1) passes through the 8th resistance (R8)、The series circuit that ammeter (PA) and the 9th resistance (R9) form is connected with the second outfan of rectifier bridge (BR1).
2. the new soil Humidity Detection equipment for agricultural production as claimed in claim 1, it is characterised in that the range of described ammeter (PA) is 10A.
3. the new soil Humidity Detection equipment for agricultural production as claimed in claim 1, it is characterised in that the model of described rectifier bridge (BR1) is MB8S.
4. the new soil Humidity Detection equipment for agricultural production as claimed in claim 1, it is characterised in that described first audion (Q1) and the second audion (Q2) are NPN audion.
5. the new soil Humidity Detection equipment for agricultural production as claimed in claim 1, it is characterised in that described wheel (8) is provided with anti-slop serrations (9).
6. the new soil Humidity Detection equipment for agricultural production as claimed in claim 1, it is characterized in that, described first drive motor (5), the second drive motor (6), the 3rd drive motor (10) and the 4th drive motor (12) are direct current generator.
7. the new soil Humidity Detection equipment for agricultural production as claimed in claim 1, it is characterised in that described reception window (2) is infrared receiver window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610131698.XA CN105784780A (en) | 2016-03-08 | 2016-03-08 | Novel soil humidity detecting equipment for agricultural production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610131698.XA CN105784780A (en) | 2016-03-08 | 2016-03-08 | Novel soil humidity detecting equipment for agricultural production |
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| CN105784780A true CN105784780A (en) | 2016-07-20 |
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| CN201610131698.XA Pending CN105784780A (en) | 2016-03-08 | 2016-03-08 | Novel soil humidity detecting equipment for agricultural production |
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| CN109358179A (en) * | 2018-11-26 | 2019-02-19 | 会同瑞春茶业有限公司 | Applied to the soil environment detection system before Tea planting |
| CN110574528A (en) * | 2019-09-17 | 2019-12-17 | 韩向东 | seed metering machine based on sensing network |
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Application publication date: 20160720 |