CN212433037U

CN212433037U - Wireless soil moisture monitoring device

Info

Publication number: CN212433037U
Application number: CN202021200243.7U
Authority: CN
Inventors: 张增林; 韩萌; 雷小燕
Original assignee: Northwest A&F University
Current assignee: Northwest A&F University
Priority date: 2020-06-25
Filing date: 2020-06-25
Publication date: 2021-01-29
Anticipated expiration: 2030-06-25

Abstract

The utility model discloses a wireless monitoring devices of soil moisture, including casing, function button, chute, liquid crystal display, underground casing, handle, sensor on the ground. The ground shell is internally provided with a ground processor module, a ground wireless radio frequency module and a ground power supply module, the front surface of the ground shell is provided with a liquid crystal display screen, the left side of the liquid crystal display screen is provided with a function button, and the side surface of the ground shell is provided with a chute. The sensor and the handle are arranged on the outer side of the underground shell, and the signal conditioning circuit, the A/D conversion module, the underground processor module, the underground wireless radio frequency module and the underground power supply module are arranged in the underground shell. The utility model discloses bury underground the casing underground in survey soil, just can see soil real-time information on liquid crystal display through the function button, underground can deposit into the chute after the casing uses up, easy operation, convenient to carry have stronger practicality.

Description

Wireless soil moisture monitoring device

Technical Field

The utility model relates to a monitoring technology field especially relates to a wireless monitoring devices of soil moisture.

Background

The water is a key condition for the survival and growth of plants, and the determination of the soil water has very important significance. At present, the sensor is buried underground to soil moisture's monitoring usually in soil, links to each other through the data reading equipment on wired line and ground, and this kind of mode not only makes equipment expose in external environment, influences agricultural production, receives the influence of the abominable environment in ground moreover easily, and equipment flexibility is not enough.

Disclosure of Invention

The utility model discloses a purpose designs a wireless monitoring devices of soil moisture in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a wireless soil moisture monitoring device comprising: the device comprises an overground shell (1), a function button (2), a chute (3), a liquid crystal display screen (4), an underground shell (5), a handle (6) and a sensor (7). The ground wireless radio frequency module is characterized in that a ground processor module (9) is arranged inside the ground shell (1), a ground wireless radio frequency module (8) is arranged on the left side of the ground processor module (9), a ground voltage reducing circuit (10) is arranged on the lower side of the ground wireless radio frequency module (8), a ground power supply (11) is arranged on the right side of the ground voltage reducing circuit (10), a liquid crystal display (4) is arranged on the front side of the ground shell (1), a function button (2) is arranged on the left side of the liquid crystal display (4), a chute (3) is arranged on the right side of the ground shell (1), and.

The underground shell (5) is provided with a sensor (7) on the left, a signal conditioning circuit (12) is arranged inside the underground shell (5), an A/D conversion module (13) is arranged on the right of the signal conditioning circuit (12), an underground processor module (14) is arranged on the right of the A/D conversion module (13), an underground wireless radio frequency module (17) is arranged on the right of the underground processor module (14), an underground voltage reducing circuit (15) is arranged on the lower side of the underground wireless radio frequency module (17), and an underground power supply (16) is arranged on the left of the underground voltage reducing circuit (15).

In the structure, the underground shell (5) is buried in soil to be monitored, the equipment is controlled to work through the function buttons (2), the ground wireless radio frequency module (8) sends a work instruction to the underground wireless radio frequency module (17) in a wireless mode, the work instruction is sent to the sensor (7) through the underground wireless radio frequency module (17) and the underground processor module (14), and the sensor (7) measures soil moisture information and sends acquired data back to the underground processor module (14) for analysis and processing.

In the structure, the underground processor module (7) sends the processing data to the underground wireless radio frequency module (17), the underground wireless radio frequency module (17) sends the processing data to the overground wireless radio frequency module (8) in a wireless mode, and the processing data are displayed on the liquid crystal display screen (4) through the overground wireless radio frequency module (8) and the overground processor module (9).

Preferably, the overground processor module (9) and the underground processor module (14) both adopt STC89C52 low-energy-consumption single-chip microcomputers, and the overground processor module (9) is electrically connected with the overground power supply (11), the overground wireless radio frequency module (8), the liquid crystal display screen (4) and the function button (2).

Preferably, the ground wireless radio frequency module (8) and the underground wireless radio frequency module (17) both adopt nRF905 chips, and use a GFSK modulation mode to communicate through 433MHz frequency band electromagnetic waves.

Preferably, the sensor (7) adopts an FDS-100 capacitance type moisture sensor, is electrically connected with the signal conditioning circuit (12) and the underground power supply (16) through interfaces, and the interface positions are subjected to waterproof treatment by using sealing glue.

Preferably, the ground voltage reduction circuit (10) and the underground voltage reduction circuit (15) both adopt REG1117-3.3V chips to supply power to the ground wireless radio frequency module (8) and the underground wireless radio frequency module (17) which use low voltage.

Preferably, the underground casing (5) is buried at a depth of between 0.1m and 1m in the soil.

Preferably, the function button (2) is fixedly connected with the ground shell (1) through a clamping groove.

Preferably, the above-ground shell (1) and the underground shell (5) are both made of standard engineering plastics, and the underground shell (5) is a trapezoidal box and can be placed into the chute (3) and taken out by using the handle (6).

The beneficial effects of the utility model reside in that: the utility model provides a soil moisture wireless monitoring device, can bury underground the casing underground in surveying soil, just can see soil real-time information on liquid crystal display through the function button, can put into the chute after the underground casing uses up, easy operation, convenient to carry have stronger practicality.

Drawings

FIG. 1 is a schematic structural view of a soil moisture wireless monitoring device of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the above-ground casing of the wireless soil moisture monitoring device of the present invention;

fig. 3 is the utility model discloses a soil moisture wireless monitoring device's underground shell internal structure schematic diagram.

The reference numerals are explained below:

1. an above-ground housing; 2. a function button; 3. a chute; 4. a liquid crystal display screen; 5. an underground housing; 6. a handle; 7. a sensor; 8. an above-ground wireless radio frequency module; 9. an above-ground processor module; 10. an above-ground voltage reduction circuit; 11. an above ground power supply; 12. a signal conditioning circuit; 13. an A/D conversion module; 14. an underground processor module; 15. an underground voltage reduction circuit; 16. an underground power source; 17. underground wireless radio frequency module.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-2, a soil moisture wireless monitoring device comprises an overground shell (1), function buttons (2), chutes (3), a liquid crystal display (4), an underground shell (5), handles (6), sensors (7), an overground processor module (9) arranged inside the overground shell (1), an overground wireless radio frequency module (8) arranged on the left side of the overground processor module (9), an overground voltage reduction circuit (10) arranged on the lower side of the overground wireless radio frequency module (8), an overground power supply (11) arranged on the right side of the overground voltage reduction circuit (10), a liquid crystal display (4) arranged on the front side of the overground shell (1), the function buttons (2) arranged on the left side of the liquid crystal display (4), the chutes (3) arranged on the right side of the overground shell (1), and handles (6.

As shown in fig. 3, a sensor (7) is arranged on the left side of an underground shell (5), a signal conditioning circuit (12) is arranged inside the underground shell (5), an A/D conversion module (13) is arranged on the right side of the signal conditioning circuit (12), an underground processor module (14) is arranged on the right side of the A/D conversion module (13), an underground wireless radio frequency module (17) is arranged on the right side of the underground processor module (14), an underground voltage reduction circuit (15) is arranged on the lower side of the underground wireless radio frequency module (17), and an underground power supply (16) is arranged on the right side of the underground voltage reduction circuit (15.

In the structure, the sensor (7) is electrically connected with a signal conditioning circuit (12) and an underground power supply (16) which are arranged in the underground shell (5), and sealant is subjected to waterproof treatment at an interface position.

Specifically, the underground shell (5) is taken out of the chute (3) and buried in soil to be monitored, the operation of the equipment is controlled through the function button (2), the overground wireless radio frequency module (8) sends a working instruction to the underground wireless radio frequency module (17) in a wireless mode, the working instruction is sent to the sensor (7) through the underground wireless radio frequency module (17) and the underground processor module (14), and the sensor (7) measures soil moisture information and sends the acquired data to the underground processor module (14) for analysis and processing.

The underground processor module (14) sends the processing data to the underground wireless radio frequency module (17), the underground wireless radio frequency module (17) sends the processing data back to the overground wireless radio frequency module (8) in a wireless mode, the processing data are displayed on the liquid crystal display screen (4) through the overground wireless radio frequency module (8) and the overground processor module (9), and after monitoring is finished, the underground shell (5) is placed back into the chute (3).

Preferably, the ground processor module (9) is electrically connected with the ground wireless radio frequency module (8), the ground power supply (11), the liquid crystal display screen (4) and the function button (2), the ground voltage reduction circuit (10) is electrically connected with the ground wireless radio frequency module (8) and the ground power supply (11), the moisture sensor (7) is electrically connected with the signal conditioning circuit (12) and the underground power supply (16), the underground processor module (14) is electrically connected with the underground wireless radio frequency module (17), the underground power supply (16) and the A/D conversion module (13), the underground voltage reduction circuit (15) is electrically connected with the underground wireless radio frequency module (17) and the underground power supply (16), the function button (2) is fixedly connected with the ground shell (1) through a clamping groove, the ground shell (1) and the underground shell (5) are both made of standard engineering plastics, the underground shell (5) can be stored in a chute (3) on the right side of the ground shell, the handle (6) on the right side of the underground shell (5) can be taken out.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The chute is simple to operate, convenient to carry and high in practicability.

Claims

1. The utility model provides a soil moisture wireless monitoring device which characterized in that: the multifunctional underground cabinet comprises an overground shell (1), a function button (2), a chute (3), a liquid crystal display (4), an underground shell (5) and a handle (6), wherein an overground processor module (9) is arranged in the overground shell (1), an overground wireless radio frequency module (8) is arranged on the left side of the overground processor module (9), an overground voltage reduction circuit (10) is arranged on the lower side of the overground wireless radio frequency module (8), an overground power supply (11) is arranged on the right side of the overground voltage reduction circuit (10), the liquid crystal display (4) is arranged on the front side of the overground shell (1), the function button (2) is arranged on the left side of the liquid crystal display (4), the chute (3) is arranged on the right side of the overground shell (1), the handle (6) is arranged on the right side of the, an A/D conversion module (13) is arranged on the right side of the signal conditioning circuit, an underground processor module (14) is arranged on the right side of the A/D conversion module (13), an underground wireless radio frequency module (17) is arranged on the right side of the underground processor module (14), an underground voltage reduction circuit (15) is arranged on the lower side of the underground wireless radio frequency module (17), and an underground power supply (16) is arranged on the left side of the underground voltage reduction circuit (15).

2. A wireless soil moisture monitoring device according to claim 1, wherein: the overground processor module (9) and the underground processor module (14) both adopt STC89C52 low-energy-consumption single-chip microcomputers, and the overground processor module (9) is electrically connected with the overground power supply (11), the overground wireless radio frequency module (8), the liquid crystal display screen (4) and the function button (2).

3. A wireless soil moisture monitoring device according to claim 1, wherein: the overground wireless radio frequency module (8) and the underground wireless radio frequency module (17) both adopt nRF905 chips, and use a GFSK modulation mode to communicate through 433MHz frequency band electromagnetic waves.

4. A wireless soil moisture monitoring device according to claim 1, wherein: the sensor (7) adopts an FDS-100 capacitance type moisture sensor, is electrically connected with the signal conditioning circuit (12) and the underground power supply (16) through interfaces, and the interface positions are subjected to waterproof treatment by using sealant.

5. A wireless soil moisture monitoring device according to claim 1, wherein: the ground voltage reduction circuit (10) and the underground voltage reduction circuit (15) both adopt REG1117-3.3V chips and supply power to the ground wireless radio frequency module (8) and the underground wireless radio frequency module (17) which use low voltage.

6. A wireless soil moisture monitoring device according to claim 1, wherein: the function button (2) is fixedly connected with the ground shell (1) through a clamping groove.

7. A wireless soil moisture monitoring device according to claim 1, wherein: the underground shell (5) is buried in the soil at a depth of between 0.1m and 1 m.

8. A wireless soil moisture monitoring device according to claim 1, wherein: the overground shell (1) and the underground shell (5) are both made of standard engineering plastics, the underground shell (5) is a trapezoidal box and can be placed into the chute (3) and taken out by using the handle (6).