CN212301558U

CN212301558U - Quick detection device of soil moisture suitable for different soil texture

Info

Publication number: CN212301558U
Application number: CN202021324475.3U
Authority: CN
Inventors: 周忠发; 尹林江; 张淑; 黄登红; 彭睿文
Original assignee: Guizhou Education University
Current assignee: Guizhou Education University
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-01-05
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a soil moisture rapid detection device suitable for different soil textures, which comprises a device main body (1), wherein a main power switch (3), a motor switch (4), a display screen (5), a USB interface (6), an external charging interface (7) and an operation button (8) are arranged on the device main body (1); a detection rod (9) is connected to the lower part of the device main body (1), an electric wire (11), a motor chamber (14) and a micro motor (16) are arranged in the detection rod (9), a gear (15) is arranged below the micro motor (16), and the gear (15) is connected with the micro motor (16); the lower part of the detection rod (9) is connected with a spiral drill bit (19), and a detection needle (20) is embedded in the lower end of the spiral drill bit (19). This device also can acquire soil moisture data fast at the more soil of karst area part soil gravel and sand or the comparatively serious soil that hardens, labour saving and time saving and can take notes corresponding sampling point coordinate information moreover, and the function is various, long service life, and is easy and simple to handle, has higher popularization due value.

Description

Quick detection device of soil moisture suitable for different soil texture

Technical Field

The utility model relates to a soil moisture detection device, especially a soil moisture short-term test device suitable for different soil texture belongs to agricultural ecological environment technical field.

Background

The water requirement of crops can be mastered by measuring the soil moisture, and the method has important guiding significance for accurate cultivation of agricultural production. At present, soil moisture detects's instrument mainly pushes away through the manpower and inserts in the soil and then acquire soil moisture data, need the manpower to make its probe insert in the soil in the measurement process, can detect out soil moisture fast effectively in the better soil of partial soil texture, nevertheless it is relatively poor to soil texture, for example the more soil of karst region soil gravel and sand or the comparatively serious soil that hardens, it can't insert soil fast to rely on the manpower alone, there is the impaired risk of probe simultaneously also, make the instability greatly increased of detection precision, and waste time and energy. And traditional soil moisture detection's instrument function is comparatively single, can only save, show, read single soil moisture data, can't record the coordinate information of sampling point, needs other positioning instrument to assist the operation, associates coordinate data and soil moisture data through post processing, has increased user's later stage work load and has caused the error of soil moisture data and appearance point coordinate information because of artificial operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a soil moisture short-term test device suitable for different soil texture is provided, the device can acquire soil moisture data fast, and labour saving and time saving just can take notes corresponding sampling point coordinate information to overcome above-mentioned prior art not enough.

In order to solve the technical problem, the utility model discloses a technical scheme as follows:

a soil moisture rapid detection device suitable for different soil textures comprises a device main body, wherein a main power switch, a motor switch, a display screen, a USB interface, an external charging interface and an operation key are arranged on the device main body; the lower part of the device main body is connected with a detection rod, an electric wire, a motor chamber and a micro motor are arranged in the detection rod, and the micro motor is connected with a motor switch through the electric wire; a gear is arranged below the micro motor and connected with the micro motor; the lower part of the detection rod is connected with a spiral drill bit, and a detection needle is embedded in the lower end of the spiral drill bit; a main power supply box, an auxiliary power supply box, a storage chip, a detector and a positioning tool box are arranged in the device main body, and the main power supply box is electrically connected with the detector and the positioning tool box; the auxiliary power box is electrically connected with the micro motor, and the probe pin is connected with the detector through a wire; a protective shell is arranged outside the detection rod and the spiral drill bit, and scales are arranged outside the protective shell; a large pulley is arranged at the joint of the detection rod and the spiral drill bit, and a small pulley is arranged below the gear.

The aforesaid is applicable to the soil moisture short-term test device of different soil texture, as an optimal solution can also the device main part left and right sides set up the handle.

As a preferred scheme, the handle is preferably provided with anti-skid thread rubber.

As an optimal scheme, the protective shell is of a telescopic structure and comprises a fixed part at the upper part and a movable part at the lower part, a sliding groove is formed in the inner wall of the fixed part at the upper part of the protective shell, and a clamping bolt is arranged at the joint of the movable part at the lower part of the protective shell and the fixed part at the upper part of the protective shell.

In the soil moisture rapid detection device suitable for different soil textures, as another preferable scheme, the outside of the probe needle is wrapped by the insulating solid rubber.

As an optimal scheme, the quick soil moisture detection device suitable for different soil textures is characterized in that a positioning device and a data processing device are arranged in the positioning tool box, and the positioning device and the data processing device are connected with the main power box and the storage chip.

The utility model has the advantages that: compared with the prior art, the utility model has the characteristics of it is following:

1) the instrument has outer protective housing, can protect inside gauge rod, auger bit and probe not receive the damage in use and handling, increase of service life.

2) The instrument is provided with a micro motor and a spiral drill bit, so that time and labor are saved when soil moisture data are collected in soil with serious hardening or more gravels.

3) The outer protective shell of the instrument is of a telescopic structure, scales are arranged on the outer portion of the outer protective shell, and the depth of a detected soil layer can be visually determined through the scales.

4) The probe adopts embedded mode, can not receive the damage because of the manpower.

5) The instrument is provided with two power boxes, namely a main power box and an auxiliary power box, and a micro motor power supply is separated from power supplies required by other devices of the instrument, so that the service life of the instrument can be prolonged, and the service life of the instrument can be prolonged.

6) The instrument has the location toolbox, contains positioner and data processing device, can carry out one-to-one correlation with the data with the soil moisture data that positioner gathered and detecting instrument gathered through data processing device with both data, reduces the work load in user's later stage, prevents to cause the mistake of later stage data and appearance coordinate information because of artificial operation.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the internal structure of the device main body of the present invention;

fig. 3 is a schematic structural diagram of the auger bit of the present invention.

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Detailed Description

Example 1: as shown in fig. 1, the portable charging device comprises a device body 1, wherein a main power switch 3, a motor switch 4, a display screen 5, a USB interface 6, an external charging interface 7 and an operation key 8 are arranged on the device body 1. The USB interface 6 is mainly used for connecting external equipment to realize data export. The main power switch 3 is mainly used for controlling the working state and stop of the instrument and controlling whether the power supply is electrified or not; the motor switch 4 is used to control the operation of the micro motor 16. The external charging interface 7 is connected with a power supply through an electric wire and is used for supplementing electric power to the instrument main power box 22 and the instrument auxiliary power box 23. The display screen 5 is mainly used for monitoring data display and connection conditions, electric quantity and the like of a browsing instrument and an external device. The operation keys 8 comprise two types of keys, namely a regulation module and a direction module, the keys of the regulation module are mainly used for setting relevant parameters of the sensor, and the keys of the direction module can select and open corresponding programs in a screen. The lower part of the device body 1 is connected with a detection rod 9, an electric wire 11, a motor chamber 14 and a micro motor 16 are arranged in the detection rod 9, and the micro motor 16 is connected with a motor switch 4 through the electric wire 11. The probe rod 9 is mainly used for connecting the lower auger bit 19 and storing the wire 11 and the micro motor 16. The wire 11 is used for connecting each device inside and outside the device, and providing power supply and signal transmission.

The motor chamber 14 is used for storing a power line of the micro motor 16 and a power line connected with a lower probe. The micro motor 16 is connected with the positive and negative electrodes of the motor switch 4 and the auxiliary power box 23 through the electric wire 11, and is mainly used for driving the gear 15 to further drive the auger bit 19 to quickly enter the corresponding soil layer depth. A gear 15 is arranged below the micro motor 16, and the gear 15 is connected with the micro motor 16; the lower part of the detection rod 9 is connected with a spiral drill bit 19, a detection needle 20 is embedded in the lower end of the spiral drill bit 19, the detection needle 20 is connected with the positive and negative electrodes of the detector 25 and the main power supply box 22 through an electric wire 11, and enters the corresponding soil layer depth under the driving of the spiral drill bit 19, so that the detection of soil moisture is realized. The spiral drill bit 19 is mainly used for drilling soil and sending the probe 20 into the soil layer with corresponding depth. The gear 15 is located below the micro motor 16, connected with the micro motor 16, and used for transmitting kinetic energy of the motor to drive the auger bit 19 to rotate.

As shown in fig. 2, a main power box 22, a sub power box 23, a memory chip 24, a detector 25 and a positioning tool box 26 are installed in the apparatus main body 1, and the main power box 22 is electrically connected to the detector 25 and the positioning tool box 26; the detector 25 is located on the left side of the inside of the device body 1, is a core component of the whole device, is connected with the main power box 22, the memory chip 24 and the probe 20, and obtains soil moisture data by processing signals transmitted back by the probe 20. The memory chip 24 is located on the right side inside the device main body 1, has a memory function, and is used for storing the collected soil moisture data and the corresponding sampling point coordinate information. A positioning device and a data processing device are arranged in the positioning tool box 26, and are connected with the main power supply box 22 and the storage chip 24, and are used for correlating the sample point coordinate information acquired by the positioning device with the soil moisture data acquired by the detection instrument, so that the workload of a user in the later period is reduced, and errors of the soil moisture data and the sample point coordinate information caused by manual operation are prevented. The main power box 22 is a main power supply system in the device, is a non-detachable storage battery and is used for providing power for the detector 25, the probe 20 and a positioning device and a data processing device which are arranged in the positioning tool box 26; the auxiliary power box 23 is electrically connected with the micro motor 16, and the probe pin 20 is connected with the detector 25 through the wire 11; the secondary power box 23 provides power to the micro-motor 16 to enable the auger bit 19 to drill into the soil.

As shown in fig. 3, a protective casing 10 is provided outside the probe rod 9 and the auger bit 19, and is mainly used for protecting the probe rod 9, the auger bit 19 and the probe pin 20 from accidental damage during ordinary storage, and scales are provided outside the protective casing 10 for determining the depth of the soil layer to be detected. The protective casing 10 is a telescopic structure and comprises an upper fixed part and a lower movable part, a sliding groove 12 is arranged on the inner wall of the upper fixed part of the protective casing 10, and a clamping bolt 13 is arranged at the joint of the lower movable part of the protective casing 10 and the upper fixed part of the protective casing 10. The depth of the detection soil layer is adjusted by adjusting the length of the movable part at the lower part of the protective shell 10; the bolt 13 is connected with the movable part at the lower part of the protective shell 10, and when the length of the movable part at the lower part of the protective shell 10 is determined, the bolt 13 can be used for fixing, so that the accuracy of the depth of the soil layer to be measured is ensured. A large pulley 17 is mounted at the joint of the probe rod 9 and the auger bit 19, and a small pulley 18 is disposed below the gear 15. The large pulley 17 is used for disconnecting the auger bit 19 and the detection rod 9, so that the auger bit 19 can run normally. The small pulley 18 is mainly convenient for the connection between the electric wire 11 and the probe pin 20, the electric wire 11 is fixed on two sides of the small pulley 18, when the micro motor 16 drives the spiral drill 29 to work, the electric wire 11 cannot be wound, and the normal connection between the electric wire 11 and the probe pin 20 is ensured. The left side and the right side of the device main body 1 are respectively provided with a handle 2, and the two handles 2 are respectively provided with anti-skid thread rubber which is used for stabilizing an instrument and enabling the instrument to work normally. The outside of the probe needle 20 is wrapped by the insulating solid rubber 21, the insulating solid rubber 21 is wrapped on the two probe needles 20 embedded in the auger bit 19, but is not completely wrapped, and the top ends of the two probe needles 20 are exposed for isolating the contact and protection of the two probe needles 20.

The device comprises the following use steps: step 1) adjusting the telescopic length of the lower protective shell by a movable part at the lower part of the protective shell 10 through a sliding groove 12, determining the length of the spiral drill 19 exposed out of the protective shell 10 according to the scale outside the protective shell 10, and locking the lower protective shell through a clamping bolt 13 after determining the depth of a soil layer to be detected. Step 2) turn on the instrument. The power-on key of the main power switch 3 is pressed. And 3) holding the handle 2 by a hand to enable the instrument to be vertical to the ground, pressing a start key of the motor switch 4 to turn on the micro motor 16 to drive the spiral drill 19 to start working. And step 4), when the bottom of the protective shell 10 contacts the ground, the motor switch 4 is pressed down, and the micro motor 16 is turned off. And 5) reading the soil moisture data through the operation key 8, and clicking the operation key 8 to store the soil moisture data and the sampling point coordinate data after the data is confirmed to be correct. And 6) adjusting the movable part at the lower part of the protective shell 10, determining the depth of the next soil layer to be measured, and repeating the steps 3 to 5. And 7) when data are collected from the next sampling point currently, repeating the steps 1 to 6 to finish the data collection of all the sampling points. And 8) after the data of all the sampling points are collected, putting the movable part at the lower part of the protective shell 10 to cover the spiral drill bit 19 and locking the clamping bolt 13. And then the USB interface 6 is connected with an external device to copy data. And finishing the whole steps to finish the detection of the soil moisture of all the sampling points at different depths.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. The utility model provides a soil moisture short-term test device suitable for different soil texture, includes device main part (1), its characterized in that: the device main body (1) is provided with a main power switch (3), a motor switch (4), a display screen (5), a USB interface (6), an external charging interface (7) and an operation key (8); the device is characterized in that a detection rod (9) is connected to the lower part of the device main body (1), an electric wire (11), a motor chamber (14) and a micro motor (16) are arranged in the detection rod (9), and the micro motor (16) is connected with a motor switch (4) through the electric wire (11); a gear (15) is arranged below the micro motor (16), and the gear (15) is connected with the micro motor (16); the lower part of the detection rod (9) is connected with a spiral drill bit (19), and a detection needle (20) is embedded in the lower end of the spiral drill bit (19); a main power supply box (22), an auxiliary power supply box (23), a storage chip (24), a detector (25) and a positioning tool box (26) are arranged in the device main body (1), and the main power supply box (22) is electrically connected with the detector (25) and the positioning tool box (26); the auxiliary power box (23) is electrically connected with the micro motor (16), and the probe pin (20) is connected with the detector (25) through a wire (11); a protective shell (10) is arranged outside the detection rod (9) and the spiral drill bit (19), and scales are arranged outside the protective shell (10); a large pulley (17) is arranged at the joint of the detection rod (9) and the spiral drill bit (19), and a small pulley (18) is arranged below the gear (15).

2. The device for rapidly detecting soil moisture applicable to different soil textures as claimed in claim 1, wherein: handles (2) are arranged on the left side and the right side of the device main body (1).

3. The device for rapidly detecting soil moisture applicable to different soil textures as claimed in claim 2, wherein: the handle (2) is provided with anti-skid thread rubber.

4. The device for rapidly detecting soil moisture applicable to different soil textures as claimed in claim 1, wherein: the protective housing (10) is of a telescopic structure and consists of a fixed part at the upper part and a movable part at the lower part, a sliding groove (12) is arranged on the inner wall of the fixed part at the upper part of the protective housing (10), and a clamping bolt (13) is arranged at the joint of the movable part at the lower part of the protective housing (10) and the fixed part at the upper part of the protective housing (10).

5. The device for rapidly detecting soil moisture applicable to different soil textures as claimed in claim 1, wherein: the outside of the probe needle (20) is wrapped with insulating solid rubber (21).

6. The device for rapidly detecting soil moisture applicable to different soil textures as claimed in claim 1, wherein: a positioning device and a data processing device are arranged in the positioning tool box (26), and the positioning device and the data processing device are connected with the main power box (22) and the storage chip (24).