Soil moisture salinity sensor

Abstract

The utility model discloses a soil moisture salinity sensor which comprises an upper side pipe barrel, the peripheral side of the upper side pipe barrel is provided with an inserting operation grab handle, the middle of the upper end of the upper side pipe barrel is provided with a manual lifting rotating rod, and the lower end of the upper side pipe barrel is provided with a bottom inserting sleeve. A water-salt sensor body is arranged at the position, located in the upper side pipe barrel and the bottom inserting sleeve, of the lower end of the manual lifting rotating rod, a scale label is arranged on the outer side of the lower end of the bottom inserting sleeve, and the upper end of the water-salt sensor body penetrates through the upper side pipe barrel to be provided with a data connecting line; the data connecting line is connected with external data receiving equipment, the water-salt sensor body comprises a water-salt probe, a rolling ball bead, a wrapping circular ring, a sensor body and a T-shaped groove sleeve block, and the water-salt sensor body structure is arranged, so that the mobile detection is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of saline-alkali land smart agriculture, and in particular to a soil moisture salinity sensor. Background Art

[0002] The total area of ​​saline-alkali land in China is about 1.5 billion mu, of which about 500 million mu has the potential for development and utilization. Food is the primary need of the people, and land is the basis of grain. Saline-alkali land is an important strategic reserve resource for expanding, improving the quality and increasing the efficiency of my country's arable land, and is a "potential granary" for increasing grain production in my country. Through the Internet of Things, data from equipment such as water level, water quality, meteorology, insect infestation, seedling monitoring and soil testing are connected in series to the "Smart Field" management platform, so that saline-alkali land production can be managed scientifically and precisely. When detecting soil moisture and salinity, a soil moisture and salinity sensor is needed.

[0003] The existing Chinese patent CN214252270U disclosed a portable soil moisture and salinity sensor on September 21, 2021, including a hollow perforating needle, a driving device, a controller and a moisture and salinity probe installed inside the perforating needle. The driving device is used to drive the perforating needle to vertically insert into the soil and extend the moisture and salinity probe from the lower end opening of the perforating needle. The controller is used to analyze and process the soil moisture and salinity information detected by the moisture and salinity probe.

[0004] However, when the above device is inserted for detection, the internal body is not very convenient to move, and there is a lack of auxiliary moving structure, which makes it inconvenient to move and probe for detection. Utility Model Content

[0005] The utility model aims to provide a soil moisture salinity sensor to solve the problem that when the above-mentioned device proposed in the background technology is inserted for detection, the internal body is not very convenient to move and lacks an auxiliary moving structure, which makes it not very convenient to move and probe for detection.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a soil moisture and salinity sensor, comprising an upper tube, a plug-in operation handle is arranged on the circumference of the upper tube, a manual lifting rod is arranged in the middle of the upper end of the upper tube, a bottom insertion sleeve is arranged at the lower end of the upper tube, the lower end of the manual lifting rod is located at the upper tube and the bottom insertion sleeve, a water-salt sensor body is arranged inside the bottom insertion sleeve, a scale label is arranged on the outer side of the lower end of the bottom insertion sleeve, and the upper end of the water-salt sensor body passes through the upper tube and is arranged A data connection line is provided, and the data connection line is connected to an external data receiving device. The water and salt sensor body includes a water and salt probe, a rolling ball, a wrapping ring, a sensor body and a T-slot sleeve block. The sensor body is arranged at the lower end of the T-slot sleeve block, and a wrapping ring is arranged on the circumference of the sensor body. The rolling ball is arranged on the circumference of the wrapping ring. The water and salt probe is arranged at the lower end of the sensor body. The T-slot sleeve block is connected to a manual lifting rod, and the sensor body rolls with the inner wall of the upper tube through the rolling ball.

[0007] Among them, the bottom insertion sleeve includes a probe sleeve hole, a bottom cone head, a hollow cylinder and an upper mounting ring, the lower end of the upper mounting ring is provided with a hollow cylinder, the lower end of the hollow cylinder is provided with a bottom cone head, the lower end of the bottom cone head is provided with probe sleeve holes on both sides, and the upper mounting ring is connected to the upper tube.

[0008] Among them, the plug-in operation handle includes an outer handle bar, a locking bolt and a wrapping ring, a locking bolt is provided on the inner side of the wrapping ring, an outer handle bar is provided at both ends of the wrapping ring, and the wrapping ring is connected to the upper tube through a locking bolt.

[0009] Among them, the manual lifting rod includes a rotating disc, a metal screw, a hollow spiral tube and a rotating handwheel, a metal screw is arranged in the middle of the lower end of the rotating handwheel, a hollow spiral tube is arranged on the circumference of the metal screw, a rotating disc is arranged at the lower end of the metal screw, the rotating disc is connected to the water and salt sensor body, and the hollow spiral tube is connected to the upper tube.

[0010] Wherein, the upper tube and the bottom insertion sleeve are connected by screws, and the internal through holes of the upper tube and the bottom insertion sleeve are aligned.

[0011] Wherein, the water-salt sensor body and the bottom insertion sleeve are connected by sleeve connection, and the water-salt sensor body is sleeved inside the bottom insertion sleeve.

[0012] Wherein, the lower end of the manual lifting rotating rod is sleeved in the inner side of the upper end of the water-salt sensor body.

[0013] In summary, due to the adoption of the above technology, the beneficial effects of the utility model are:

[0014] 1. In the utility model, a water-salt sensor body structure is provided, which makes it more convenient to detect during movement. The T-slot sleeve block of the water-salt sensor body is sleeve-connected to the lower end of the manual lifting rotating rod. When the manual lifting rotating rod rotates and moves downward, the lower end of the manual lifting rotating rod is limitedly rotated in the T-slot sleeve block, and drives the T-slot sleeve block to move downward, and the T-slot sleeve block drives the sensor body to move downward. The sensor body can roll with the inner wall of the upper tube due to the rolling ball wrapped on the outer side of the ring. The rolling ball plays a good role in assisting movement, which makes it more convenient to move. The sensor body drives the lower end water-salt probe to be inserted into the sleeve from the bottom and protrude to the outside for detection during the downward movement. The detection principle of the water-salt probe is based on measuring the electrical conductivity in the soil to indirectly determine the salt content in the soil.

[0015] 2. In the utility model, a manual lifting rod structure is provided, which is convenient for manual rotation for mobile detection. The hollow screw tube of the manual lifting rod is welded and connected to the upper tube, so as to facilitate installation and placement. When a person drives the rotating hand wheel to rotate in a positive direction, the rotating hand wheel drives the metal screw to rotate in a positive direction, and the metal screw rotates in a positive direction and moves downward inside the hollow screw tube, and the metal screw drives the rotating disc to rotate in a positive direction and move downward. The rotating disc is sleeved and connected in the T-slot sleeve block of the water-salt sensor body, so that the rotating disc can be limited in the T-slot sleeve block and rotate forward, and then the rotating disc can drive the T-slot sleeve block to move downward when it rotates in a positive direction and moves downward. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the storage and placement of a soil moisture and salinity sensor to be detected according to the utility model;

[0017] Figure 2 This is a schematic diagram of the bottom insertion sleeve structure of a soil moisture and salinity sensor of the utility model;

[0018] Figure 3 This is a schematic diagram of the plug-in operation handle structure of a soil moisture and salinity sensor of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of a water-salinity sensor body of a soil moisture and salinity sensor of the utility model;

[0020] Figure 5 The utility model is a schematic diagram of a manual lifting rod structure of a soil moisture and salinity sensor.

[0021] In the figure: 1. Manual lifting rod; 11. Rotating disc; 12. Metal screw; 13. Hollow screw tube; 14. Rotating hand wheel; 2. Plug-in operating handle; 21. Outer handle; 22. Locking bolt; 23. Wrapping ring; 3. Upper tube; 4. Scale label; 5. Water and salt sensor body; 51. Water and salt probe; 52. Rolling ball; 53. Wrapping ring; 54. Sensor body; 55. T-slot sleeve; 6. Bottom insertion sleeve; 61. Probe sleeve hole; 62. Bottom cone head; 63. Hollow cylinder; 64. Upper mounting ring; 7. Data connection line. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0023] Embodiment 1

[0024] Reference Figure 1 , Figure 2 and Figure 5 A soil moisture and salinity sensor comprises an upper tube 3, a plug-in operation handle 2 is arranged on the circumference of the upper tube 3, a manual lifting rod 1 is arranged in the middle of the upper end of the upper tube 3, a bottom insertion sleeve 6 is arranged at the lower end of the upper tube 3, a water-salt sensor body 5 is arranged inside the upper tube 3 and the bottom insertion sleeve 6 at the lower end of the manual lifting rod 1, a scale label 4 is arranged on the outer side of the lower end of the bottom insertion sleeve 6, and a data connection line 7 is arranged at the upper end of the water-salt sensor body 5 through the upper tube 3, and the data connection line 7 is connected to an external data receiving device;

[0025] The water-salt sensor body 5 comprises a water-salt probe 51, a rolling ball 52, a wrapping ring 53, a sensor body 54 and a T-slot sleeve block 55. The sensor body 54 is arranged at the lower end of the T-slot sleeve block 55. The wrapping ring 53 is arranged on the circumference of the sensor body 54. The rolling ball 52 is arranged on the circumference of the wrapping ring 53. The water-salt probe 51 is arranged at the lower end of the sensor body 54. The T-slot sleeve block 55 is connected to the manual lifting rod 1. The sensor body 54 rolls with the inner wall of the upper tube 3 through the rolling ball 52. The T-slot sleeve block 55 of the water-salt sensor body 5 is sleeved and connected to the lower end of the manual lifting rod 1. In this way, the manual lifting When the rotating rod 1 rotates and moves downward, the lower end of the manual lifting rotating rod 1 is limited and rotated in the T-slot sleeve block 55, and drives the T-slot sleeve block 55 to move downward, and the T-slot sleeve block 55 drives the sensor body 54 to move downward. The sensor body 54 can roll with the inner wall of the upper tube 3 because of the rolling ball 52 wrapped around the outer side of the ring 53. The rolling ball 52 plays a good role in assisting the movement, which is more convenient when moving. The sensor body 54 drives the lower end water-salt probe 51 to be inserted from the bottom into the sleeve 6 and protrude to the outside for detection during the downward movement. The detection principle of the water-salt probe 51 is based on measuring the electrical conductivity in the soil to indirectly determine the salt content in the soil.

[0026] In the utility model, the bottom insertion sleeve 6 includes a probe sleeve hole 61, a bottom cone head 62, a hollow cylinder 63 and an upper mounting ring 64. The lower end of the upper mounting ring 64 is provided with a hollow cylinder 63, the lower end of the hollow cylinder 63 is provided with a bottom cone head 62, and both sides of the lower end of the bottom cone head 62 are provided with probe sleeve holes 61. The upper mounting ring 64 is connected to the upper tube 3. The upper mounting ring 64 of the bottom insertion sleeve 6 is connected to the upper tube 3 by screws, so as to facilitate installation and connection. The hollow cylinder 63 is easy to insert into the soil due to the tapered bottom cone head 62 at the lower end. The bottom cone head 62 passes through the area of ​​the probe sleeve hole 61, which is convenient for the water-salt sensor body 5 to be probed out for detection.

[0027] In the present invention, the upper tube 3 and the bottom insert sleeve 6 are connected by screws, so as to facilitate installation and connection, and the internal through holes of the upper tube 3 and the bottom insert sleeve 6 are aligned, so that the water-salt sensor body 5 will not be hindered when moving inside.

[0028] In the utility model, the water-salt sensor body 5 and the bottom insertion sleeve 6 are connected by sleeve connection, which is convenient for installation and placement, and the water-salt sensor body 5 is sleeved inside the bottom insertion sleeve 6, so that the bottom insertion sleeve 6 effectively wraps and protects the water-salt sensor body 5.

[0029] In the utility model, the lower end of the manual lifting rotating rod 1 is sleeved in the inner side of the upper end of the water-salt sensor body 5, so that it can be used in a limited rotation.

[0030] Working principle: When in use, the personnel hold the plug-in operation handle 2 on the side of the upper tube 3, so that the bottom of the bottom insertion sleeve 6 is perpendicular to the soil, and then the personnel press the plug-in operation handle 2 downward to insert the bottom insertion sleeve 6 into the soil of the saline-alkali land. When inserting, according to the scale labels 4 on both sides of the bottom insertion sleeve 6, the overall insertion depth can be checked, which is convenient for personnel to accurately insert to the depth required for detection. After inserting to the detection depth, the personnel rotate the manual lifting and lowering rod 1 at the upper end of the upper tube 3, so that the manual lifting and lowering rod 1 drives the water-salt sensor body 5 to move downward from the upper tube 3 and the bottom insertion sleeve 6, and then the bottom of the water-salt sensor body 5 can be extended and inserted into the soil, so that the water salinity data in the saline-alkali land can be detected, and the data is transmitted to the data connection line 7 through the water-salt sensor body 5, and then transmitted to the external data receiving device through the data connection line 7, which is convenient for personnel to check, and personnel can insert different depths as needed to detect water salinity data at different depths, so that the water salinity data detection is more accurate.

[0031] Embodiment 2

[0032] Reference Figure 1 and Figure 3 A soil moisture and salinity sensor. Compared with the first embodiment, the plug-in operating handle 2 of this embodiment includes an outer handle bar 21, a locking bolt 22 and a wrapping ring 23. The inner side of the wrapping ring 23 is provided with a locking bolt 22, and the two ends of the wrapping ring 23 are provided with an outer handle bar 21. The wrapping ring 23 is connected to the upper tube 3 through the locking bolt 22.

[0033] Working principle: The wrapping ring 23 of the plug-in operating handle 2 can be sleeved on the circumferential side of the upper tube 3 due to its internal area, and then can be locked and fixed by the locking bolt 22, so that the wrapping ring 23 can be stably installed on the upper tube 3, so that the person presses the outer handle 21 downward, the outer handle 21 drives the wrapping ring 23 to move downward, and the wrapping ring 23 drives the upper tube 3 to move downward for insertion.

[0034] Embodiment 3

[0035] Reference Figure 1 , Figure 4 and Figure 5 A soil moisture and salinity sensor. Compared with the second embodiment, the manual lifting rod 1 of this embodiment includes a rotating disc 11, a metal screw 12, a hollow spiral tube 13 and a rotating hand wheel 14. The metal screw 12 is arranged in the middle of the lower end of the rotating hand wheel 14, and the hollow spiral tube 13 is arranged on the circumference of the metal screw 12. The lower end of the metal screw 12 is provided with a rotating disc 11, the rotating disc 11 is connected to the water-salt sensor body 5, and the hollow spiral tube 13 is connected to the upper tube 3.

[0036] Working principle: the hollow spiral tube 13 of the manual lifting rod 1 is welded and connected to the upper tube 3, so as to facilitate installation and placement. When the personnel drives the rotating hand wheel 14 to rotate in the positive direction, the rotating hand wheel 14 drives the metal screw 12 to rotate in the positive direction, and the metal screw 12 rotates in the positive direction and moves downward in the hollow spiral tube 13, and the metal screw 12 drives the rotating disc 11 to rotate in the positive direction and move downward, and the rotating disc 11 is sleeved and connected in the T-slot sleeve block 55 of the water-salt sensor body 5, so that the rotating disc 11 can be limited in the T-slot sleeve block 55 and rotate forward, and then the rotating disc 11 can drive the T-slot sleeve block 55 to move downward when it rotates in the positive direction and moves downward.

[0037] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

Claims

1. A soil moisture salinity sensor, comprising an upper tube (3), characterized in that: The upper tube (3) is provided with a plug-in operating handle (2) on the circumference, the upper end of the upper tube (3) is provided with a manual lifting lever (1), the lower end of the upper tube (3) is provided with a bottom insertion sleeve (6), the lower end of the manual lifting lever (1) is located in the upper tube (3) and the bottom insertion sleeve (6), a water-salt sensor body (5) is provided inside the bottom insertion sleeve (6), a scale label (4) is provided on the outer side of the lower end of the bottom insertion sleeve (6), the upper end of the water-salt sensor body (5) passes through the upper tube (3) and is provided with a data connection line (7), the data connection line (7) is connected to an external data receiving device, and the water-salt sensor body (5) is provided with a data connection line (7). The device body (5) comprises a water-salt probe (51), a rolling ball (52), a wrapping ring (53), a sensor body (54) and a T-slot sleeve block (55). The sensor body (54) is arranged at the lower end of the T-slot sleeve block (55). The wrapping ring (53) is arranged on the circumference of the sensor body (54). The rolling ball (52) is arranged on the circumference of the wrapping ring (53). The water-salt probe (51) is arranged at the lower end of the sensor body (54). The T-slot sleeve block (55) is connected to the manual lifting rotating rod (1). The sensor body (54) rolls with the inner wall of the upper tube (3) through the rolling ball (52).

2. A soil moisture salinity sensor according to claim 1, characterized in that: The bottom insertion sleeve (6) comprises a probe sleeve hole (61), a bottom cone head (62), a hollow cylinder (63) and an upper mounting ring (64); the lower end of the upper mounting ring (64) is provided with a hollow cylinder (63); the lower end of the hollow cylinder (63) is provided with a bottom cone head (62); both sides of the lower end of the bottom cone head (62) are provided with probe sleeve holes (61); and the upper mounting ring (64) is connected to the upper tube (3).

3. A soil moisture salinity sensor according to claim 1, characterized in that: The plug-in operation handle (2) comprises an outer handle bar (21), a locking bolt (22) and a wrapping collar (23); the inner side of the wrapping collar (23) is provided with a locking bolt (22); both ends of the wrapping collar (23) are provided with an outer handle bar (21); the wrapping collar (23) is connected to the upper tube (3) via the locking bolt (22).

4. A soil moisture salinity sensor according to claim 1, characterized in that: The manual lifting rotating rod (1) comprises a rotating disc (11), a metal screw (12), a hollow spiral tube (13) and a rotating hand wheel (14); the metal screw (12) is arranged in the middle of the lower end of the rotating hand wheel (14); the hollow spiral tube (13) is arranged on the circumference of the metal screw (12); the rotating disc (11) is arranged at the lower end of the metal screw (12); the rotating disc (11) is connected to the water-salt sensor body (5); and the hollow spiral tube (13) is connected to the upper tube (3).

5. The soil moisture salinity sensor according to claim 1, characterized in that: The upper tube (3) and the bottom insertion sleeve (6) are connected by screws, and the internal through holes of the upper tube (3) and the bottom insertion sleeve (6) are aligned.

6. The soil moisture salinity sensor according to claim 1, characterized in that: The water-salt sensor body (5) and the bottom insertion sleeve (6) are connected by sleeve connection, and the water-salt sensor body (5) is sleeved inside the bottom insertion sleeve (6).

7. The soil moisture salinity sensor according to claim 1, characterized in that: The lower end of the manual lifting rotating rod (1) is sleeved into the inner side of the upper end of the water-salt sensor body (5).

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