CN220983289U

CN220983289U - Handheld portable soil compactness and moisture measuring device

Info

Publication number: CN220983289U
Application number: CN202322952633.XU
Authority: CN
Inventors: 陈渝阳; 刘辉; 余亮; 温正栲; 张煜
Original assignee: Zhejiang Top Cloud Agri Technology Co ltd
Current assignee: Zhejiang Top Cloud Agri Technology Co ltd
Priority date: 2023-10-31
Filing date: 2023-10-31
Publication date: 2024-05-17
Anticipated expiration: 2033-10-31

Abstract

The utility model provides a handheld portable soil compactness and moisture measuring device, which comprises a shell component, a connecting rod, a probe and a verification plate, wherein pressure handles are respectively arranged on two sides of the shell component, a control main board, a pressure sensor and a display screen are arranged in the shell component, a through hole is formed in the lower end of the shell component, the connecting rod penetrates through the through hole, and the upper end of the connecting rod is connected with the pressure sensor; the upper end of the probe rod is connected with the lower end of the connecting rod, and the lower end of the probe rod is detachably connected with the probe; the lower end of the probe rod is provided with a soil moisture sensor; the lower end of the shell part is provided with a ranging sensor; the check plate is provided with a probe through hole. According to the utility model, the soil compactness and the soil moisture content can be measured simultaneously, and the soil compactness data and the soil moisture content data can be obtained simultaneously by one measurement, so that the measurement efficiency is improved; and this device is small in size, has made things convenient for outdoor carrying.

Description

Handheld portable soil compactness and moisture measuring device

Technical Field

The utility model relates to the field of agricultural environment detection and scientific research, in particular to a handheld portable soil compactness and moisture measuring device.

Background

In the technical field of agricultural environment detection, one of the important tasks is to measure various parameters of soil. The soil compactness and the soil moisture content are two key parameters of the soil, and play an important role in the growth of crops.

In the traditional measurement mode, when the two soil parameters are measured, two sets of different instruments and equipment are needed to be used for measurement respectively, so that a measurer needs to carry two sets of instruments and equipment at the same time when measuring outdoors, and the two sets of instruments and equipment are inconvenient to carry; in the measuring process, two parameters of soil compactness and soil moisture content are required to be measured respectively through two sets of different instruments, the measuring process is troublesome, and the measuring efficiency is low.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a handheld portable soil compactness and moisture measuring device.

The utility model aims at realizing the following technical scheme: the utility model provides a handheld portable soil compactness and moisture measuring device, includes casing part, connecting rod, probe pole, probe, check plate, and the both sides of casing part are equipped with pressure handle respectively, are equipped with control mainboard, pressure sensor, display screen in the casing part, and the lower extreme of casing part is equipped with the through-hole, and the connecting rod passes the through-hole, and the upper end of connecting rod meets with pressure sensor; the upper end of the probe rod is connected with the lower end of the connecting rod, the lower end of the probe rod is detachably connected with the probe, and the probe is a cone; the lower end of the probe rod is provided with a soil moisture sensor; the lower end of the shell part is provided with a ranging sensor; the display screen, the pressure sensor, the ranging sensor and the soil moisture sensor are all electrically connected with the control main board;

The check plate is provided with a probe through hole which can enable the probe to pass through.

When the utility model is used, firstly, the check plate is placed on soil, so that the probe through holes on the check plate are positioned on the measuring points; selecting a probe with proper specification, mounting the probe at the lower end of a probe rod, placing the probe on a measuring point, and enabling the probe rod to be perpendicular to a check plate; the operator holds the pressure handles at two sides and applies downward pressing force to enable the probe to be gradually inserted into the soil, the resistance of the probe when the probe passes through the soil in the insertion process is fed back to the pressure sensor through the probe rod and the connecting rod, the resistance of the probe when the probe passes through the soil is monitored and recorded in real time through the pressure sensor, and the compactness is evaluated through the resistance; if the resistance of the probe passing through the soil is larger, the compactness of the soil is larger; conversely, if the resistance of the probe to the soil is smaller, the compactness of the soil is smaller; and when the soil compactness is measured, the soil moisture sensor arranged at the lower end of the probe can measure the moisture content of the soil in real time, so that the moisture content data of the soil are obtained. In the whole measurement process, the distance between the lower end of the shell and the verification plate can be monitored in real time by the distance measuring sensor at the lower end of the shell, and the depth of the probe inserted into the soil can be obtained through the distance. In the utility model, the distance measuring sensor is an infrared distance measuring sensor, the infrared distance measuring sensor comprises an infrared emitter and an infrared receiver, and infrared rays emitted by the infrared emitter strike the calibration plate and are received by the infrared receiver after being reflected by the calibration plate. According to the utility model, the soil compactness and the soil moisture content can be measured simultaneously, and the soil compactness data and the soil moisture content data can be obtained simultaneously by one measurement, so that the measurement efficiency is improved; and this device is small in size, has made things convenient for outdoor carrying.

Preferably, a GPS module is disposed in the housing member, and the GPS module is electrically connected to the control main board.

Preferably, a strap is connected between the ends of the pressure handles on the two sides.

Preferably, the calibration plate is provided with a probe calibration groove for calibrating the probe.

Preferably, the lower end of the probe rod is provided with a threaded hole, the probe is provided with a stud matched with the threaded hole, and the probe is connected with the threaded hole at the lower end of the probe rod through the stud. The probe is connected with the probe rod in a threaded connection mode, so that the probe can be conveniently installed and detached.

Preferably, the control main board is provided with a gyro sensor.

Preferably, a battery module is disposed in the housing member, and the battery module is electrically connected to the control main board.

Preferably, a coaxial limiting plate is arranged in the shell component, and the pressure sensor is connected with the coaxial limiting plate through a limiting bolt.

Preferably, a limit sensor is arranged at one end of the connecting rod, which is close to the pressure sensor, and the limit sensor is electrically connected with the control main board. In the utility model, the pressure sensor adopts a strain type pressure sensor, and the strain type pressure sensor can deform when being pressed. The limiting sensor is a contact type limiting sensor, and when the pressure sensor is not subjected to external force, the limiting sensor is not contacted with the pressure sensor, and a certain gap exists between the limiting sensor and the pressure sensor; when the pressure sensor bears excessive pressure, the pressure sensor generates larger deformation and contacts with the limit sensor, so that the limit sensor is triggered, and then a buzzer on a control main board sends out alarm sounds to prompt the pressure sensor to bear excessive force.

Preferably, the control main board is provided with a hardware interface. In the utility model, the hardware interface is a TYPE-C interface and has the functions of data transmission and charging.

The beneficial effects of the utility model are as follows: according to the utility model, the soil compactness and the soil moisture content can be measured simultaneously, and the soil compactness data and the soil moisture content data can be obtained simultaneously by one measurement, so that the measurement efficiency is improved; and this device is small in size, has made things convenient for outdoor carrying.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is an exploded view of the present utility model.

Fig. 3 is a schematic view of the structure of the interior of the housing part.

Fig. 4 is a schematic structural diagram of the control motherboard.

Fig. 5 is a schematic structural view of the calibration plate.

In the figure: 1. the device comprises a shell component, 2, a pressure handle, 3, a glass panel, 4, a brace, 5, a start switch, 6, a connecting rod, 7, a probe rod, 8, a probe, 9, a calibration plate, 10, a probe through hole, 11, a probe placing hole, 12, a probe calibration groove, 13, a boss, 14, a connector plug, 15, a baffle, 16, a soil moisture sensor, 17, an insulating ring, 18, a control main board, 19, a gyroscope sensor, 20, a coaxial limiting plate, 21, a pressure sensor, 22, a limiting bolt, 23, a handle screw, 24, a limiting sensor, 25, a ranging sensor, 26, a retainer, 27, a battery module, 28, a GPS module, 29 and a display screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

As shown in fig. 1 to 5, a hand-held portable soil compactness and moisture measuring device comprises a shell component 1, a connecting rod 6, a probe rod 7, a probe 8 and a verification plate 9, wherein pressure handles 2 are respectively arranged on two sides of the shell component 1. Wherein, the two sides of the shell part 1 are symmetrically provided with handle screw rods 23, and the pressure handle 2 is arranged on the handle screw rods 23. A baffle 15 is provided on the outside of the housing part 1 at a position corresponding to the pressure handle 2. A brace 4 is connected between the ends of the pressure handles 2 on both sides.

The casing member 1 is provided with a control main board 18, a pressure sensor 21, and a display screen 29, the display screen 29 is provided at the upper end of the casing member, and a glass panel 3 is provided above the display screen 29. The lower end of the shell part 1 is provided with a through hole, the connecting rod 6 passes through the through hole, a guard ring 26 is arranged between the through hole and the connecting plate, and the guard ring 26 is made of silica gel. The upper end of the connecting rod 6 is connected with a pressure sensor 21. A coaxial limiting plate 20 is arranged in the shell part 1, and the coaxial limiting plate 20 is fixedly arranged in the shell part 1 through screws. The pressure sensor 21 is connected to the coaxial limiting plate 20 by a limiting bolt 22. The coaxial limiting plate 20 is provided with a bolt hole, the pressure sensor 21 is provided with a threaded hole for connecting the limiting bolt 22, and the connecting bolt penetrates through the bolt hole on the coaxial limiting plate 20 and is connected with the threaded hole on the pressure sensor 21.

The upper end of the probe rod 7 is connected with the lower end of the connecting rod 6, the lower end of the probe rod 7 is detachably connected with the probe 8, and the probe 8 is a cone. The probes 8 have different sizes and specifications and can be selected according to actual needs. The lower end of the probe rod 7 is provided with a threaded hole, the probe 8 is provided with a stud matched with the threaded hole, and the probe 8 is connected with the threaded hole at the lower end of the probe rod 7 through the stud. The probe 8 is connected with the probe rod 7 in a threaded connection manner, so that the mounting and dismounting of the probe 8 are facilitated.

The lower end of the probe rod 7 is provided with a soil moisture sensor 16. Soil moisture sensor 16 is prior art for determining the moisture content of soil. An insulating ring 17 is provided below the soil moisture sensor 16.

The lower end of the housing part 1 is provided with a distance measuring sensor 25. The distance measuring sensor 25 is used to measure the distance between the lower end of the housing part and the calibration plate 9. In the utility model, the distance measuring sensor 25 is an infrared distance measuring sensor 25, the infrared distance measuring sensor 25 comprises an infrared emitter and an infrared receiver, and infrared rays emitted by the infrared emitter strike the calibration plate 9 and are received by the infrared receiver after being reflected by the calibration plate 9.

The display screen 29, the pressure sensor 21, the distance measuring sensor 25, and the soil moisture sensor 16 are all electrically connected to the control main board 18.

A battery module 27 is arranged in the housing part 1, the battery module 27 is electrically connected with the control main board 18, and the battery module 27 supplies power to the control main board 18. The control main board 18 is provided with a gyro sensor 19. The housing part 1 is provided with a GPS module 28, the GPS module 28 is electrically connected with the control main board 18, and the GPS module 28 plays a role in positioning.

The control main board 18 is provided with a hardware interface, the shell component 1 is provided with an interface hole corresponding to the hardware interface, and the hardware interface is positioned in the interface hole. In the utility model, the hardware interface is a TYPE-C interface and has the functions of data transmission and charging. A detachable joint plug 14 is connected in the interface hole. The shell part 1 is provided with a start switch 5, and the start switch 5 is electrically connected with a control main board 18.

The connecting rod 6 is close to pressure sensor 21's one end is equipped with spacing sensor 24, and spacing sensor 24 is connected with control mainboard 18 electricity. In the present utility model, the pressure sensor 21 is a strain type pressure sensor 21, and the strain type pressure sensor 21 is deformed when being pressed. The limit sensor 24 adopts a contact type limit sensor 24, when the pressure sensor 21 is not contacted with the pressure sensor 21 under the condition of no external force, a certain gap exists between the limit sensor 24 and the pressure sensor 21; when the pressure sensor 21 bears the excessive pressure, the pressure sensor 21 generates larger deformation and contacts with the limit sensor 24, so that the limit sensor 24 is triggered, and then a buzzer on the control main board 18 sends out alarm sound to prompt that the pressure sensor 21 bears the excessive pressure.

The calibration plate 9 is provided with a probe through hole 10 and a probe placing hole 11 through which the probe 8 can pass. The calibration plate 9 is provided with a probe calibration groove 12 for calibrating the probe 8. The probe verification groove 12 is used for verifying the probe 8. Wherein the detection and calibration groove is triangular and corresponds to the taper of the probe 8. As shown in fig. 5, when the probe 8 is checked, the probe 8 is placed in the probe checking groove 12, and the wedging degree between the probe 8 and the probe checking groove 12 is observed, so that the abrasion condition of the probe 8 is judged; if the wedging degree between the probe 8 and the probe verification groove 12 is low, the probe 8 is seriously worn and needs to be replaced in time. The calibration plate 9 is also provided with a probe placement hole 11 for placing the probe 8.

The check plate 9 is provided with a boss 13, and the boss 13 is convenient for taking the check plate 9.

When the utility model is used, the check plate 9 is firstly placed on the soil, so that the probe through holes 10 on the check plate 9 are positioned on the measuring points; selecting a probe 8 with proper specification, mounting the probe 8 at the lower end of the probe rod 7, placing the probe 8 on a measuring point, and enabling the probe rod 7 to be perpendicular to the check plate 9; the operator holds the pressure handles 2 at two sides and applies downward pressing force to gradually insert the probe 8 into the soil, the resistance of the probe 8 passing through the soil is fed back to the pressure sensor 21 through the probe rod 7 and the connecting rod 6 in the insertion process of the probe 8, the resistance of the probe 8 passing through the soil is monitored and recorded in real time through the pressure sensor 21, and the compactness is evaluated through the resistance; the greater the resistance of the probe 8 to passage through the soil, the greater the degree of compaction of the soil; conversely, if the resistance of the probe 8 to the passage of the soil is smaller, the compactness of the soil is represented; while measuring the soil compactness, the soil moisture sensor 16 provided at the lower end of the probe 8 may measure the moisture content of the soil in real time, to acquire the moisture content data of the soil. During the whole measuring process, the distance measuring sensor 25 at the lower end of the shell part 1 monitors the distance between the lower end of the shell and the verification plate 9 in real time, and the depth of the probe 8 inserted into the soil can be obtained through the distance. According to the utility model, the soil compactness and the soil moisture content can be measured simultaneously, and the soil compactness data and the soil moisture content data can be obtained simultaneously by one measurement, so that the measurement efficiency is improved; and this device is small in size, has made things convenient for outdoor carrying.

The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model can make any changes in shape or structure, and all the technical solutions that are the same or similar to the present utility model fall within the scope of the present utility model.

Claims

1. The handheld portable soil compactness and moisture measuring device is characterized by comprising a shell component, a connecting rod, a probe and a verification plate, wherein pressure handles are respectively arranged on two sides of the shell component, a control main board, a pressure sensor and a display screen are arranged in the shell component, a through hole is formed in the lower end of the shell component, the connecting rod penetrates through the through hole, and the upper end of the connecting rod is connected with the pressure sensor; the upper end of the probe rod is connected with the lower end of the connecting rod, the lower end of the probe rod is detachably connected with the probe, and the probe is a cone; the lower end of the probe rod is provided with a soil moisture sensor; the lower end of the shell part is provided with a ranging sensor; the display screen, the pressure sensor, the ranging sensor and the soil moisture sensor are all electrically connected with the control main board;

2. The portable soil compactness and moisture measuring device of claim 1, wherein a GPS module is provided in said housing member, the GPS module being electrically connected to the control board.

3. The hand-held portable soil firmness and moisture measuring device of claim 1 wherein straps are connected between the ends of said pressure handles on both sides.

4. The hand-held portable soil compactness and moisture measuring device of claim 1, wherein the calibration plate is provided with a probe calibration slot for calibrating the probe.

5. The portable soil compactness and moisture measuring device of claim 1, wherein the lower end of the probe rod is provided with a threaded hole, the probe is provided with a stud matched with the threaded hole, and the probe is connected with the threaded hole at the lower end of the probe rod through the stud.

6. The portable soil compactness and moisture measuring device of claim 1, wherein a gyroscopic sensor is provided on said control board.

7. The portable soil compactness and moisture measuring device of claim 1, wherein a battery module is provided in said housing member, the battery module being electrically connected to the control board.

8. A hand portable soil compaction and water content measuring device according to any of claims 1-7 wherein a coaxial limiting plate is arranged in the housing part and the pressure sensor is connected to the coaxial limiting plate by a limiting bolt.

9. The device for measuring soil compactness and moisture content according to any of claims 1 to 7, wherein a limit sensor is arranged at one end of the connecting rod close to the pressure sensor, and the limit sensor is electrically connected with the control main board.

10. The portable soil compactness and moisture determining device of any of the claims 1 to 7, wherein a hardware interface is provided on the control motherboard.