Drainage basin drought monitoring equipment

Abstract

The utility model relates to the technical field of drought monitoring, in particular to drainage basin drought monitoring equipment. The device comprises fixing frames, an auxiliary device arranged above the fixing frames and a detection device located between the fixing frames, the detection device comprises a driving motor, the output end of the driving motor penetrates through a sliding plate and is rotationally connected with a threaded sleeve, the lower portion of the threaded sleeve is in threaded connection with a detection column, the detection column is hollow, and a detection opening is formed in the outer wall of the detection column and penetrates into the interior. A threaded drilling tool is fixedly connected to the outer wall of the detection column, an electric push rod is arranged in the detection column, the electric push rod can push a sampling column fixedly connected to the lower portion of the electric push rod, a conical sampling opening is fixedly formed in the bottom of the sampling column, and a retention opening is fixedly formed in the position where the sampling column is connected with the sampling opening. A soil sample is obtained, a portable EC meter is used for actually measuring a salinity value, the salinity value is input into equipment to generate a compensation curve, and existing measurement data are calibrated, so that the obtained measurement data are accurate.

Description

TECHNICAL FIELD

[0001] The utility model relates to arid monitoring technical field, concretely relates to a drainage basin drought monitoring equipment. BACKGROUND

[0002] The growth of plants needs good soil environment, and different plants or the same plants have different demands for soil environment in different growth stages. By detecting the change of water content in soil, the user can know the change of basic soil condition in time and determine whether the plant growth in soil needs water urgently.

[0003] The drought detection equipment generally penetrates the probe into the soil, contacts the water in the soil with the land moisture detector, and obtains the temperature and humidity inside the soil. However, in the prior art, the probe directly contacts the soil, is easily interfered by soil salt, and causes the measured value to deviate from the true value, for example, high-salt soil may be misjudged as high humidity. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a drainage basin drought monitoring equipment to solve the problem that the detection data in the prior art is easily disturbed by soil salt fluctuation, causing the measured value to deviate from the true value.

[0005] To achieve the above-mentioned purpose, a drainage basin drought monitoring equipment is provided, which comprises a fixing frame, an auxiliary device arranged above the fixing frame, and a detection device arranged between the fixing frames. The detection device comprises a driving motor, the output end of the driving motor penetrates through a sliding plate and is rotationally connected with a threaded sleeve, the threaded sleeve is threadedly connected with a detection column below, the detection column is hollow and has a detection port penetrating to the inside on the outer wall, the detection column is fixedly connected with a threaded drill on the outer wall, and an electric push rod is arranged in the detection column. When the detection column is buried in the soil, the electric push rod pushes the sampling column fixedly connected below. The bottom of the sampling column is fixedly installed with a conical sampling port, and the position of the sampling column connected with the sampling port is fixedly installed with a retention port.

[0006] As a further improvement of the technical solution, the detection column and the sampling column are covered with a corrosion-resistant coating of polytetrafluoroethylene to prevent corrosion caused by excessive salt in the soil.

[0007] As a further improvement of the technical solution, a slot with the same size as the detection column is arranged in the center of the horizontal plate installed at the bottom of the fixing frame.

[0008] As a further improvement of the technical solution, a plurality of land moisture detectors are fixedly installed at the positions of the inner wall of the detection column and the detection port.

[0009] As a further improvement of the technical solution, the sliding plate is slidably connected with a slide rod on both sides of the driving motor, and the slide rod is arranged in the sliding groove between the inner walls of the fixed frame.

[0010] As a further improvement of the technical solution, the auxiliary device comprises a solar panel for providing electric energy for the detection device, and the solar panel is arranged at the center of the cross plate at the top of the fixed frame.

[0011] As a further improvement of the technical solution, the auxiliary device further comprises a wind speed sensor and a rainfall detection mechanism, which are arranged at the two ends of the cross plate at the top of the fixed frame.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The basin drought monitoring equipment is provided with a driving column and a sampling port in the detection device, the sampling column is deep into the soil when the electric push rod is pushed, a part of the soil is left in the sampling column through the sampling port, the soil in the sampling column can be taken out by the staff after the test is completed, the portable EC meter is used to measure the salt content, the compensation curve is generated by inputting the equipment, the existing measurement data is calibrated, the obtained measurement data is accurate, and in addition, the sampling column can obtain soil samples of different depths, helping the staff to understand the vertical distribution of water. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of the utility model;

[0015] Figure 2 It is an auxiliary device structure schematic view of the utility model;

[0016] Figure 3 It is a cut structure schematic view of the utility model;

[0017] Figure 4 It is a detection device structure schematic view of the utility model;

[0018] Figure 5 It is a sampling port structure schematic view of the utility model;

[0019] The meanings of various reference numerals in the drawings are as follows:

[0020] 100, fixed frame; 101, sliding groove;

[0021] 200, auxiliary device; 201, solar panel; 202, wind speed sensor; 203, rainfall detection mechanism;

[0022] 300, detection device; 301, driving motor; 302, sliding plate; 303, slide rod; 304, threaded sleeve; 305, detection column; 306, threaded drill bit; 307, detection port; 308, electric push rod; 309, sampling column; 310, retention port; 311, sampling port; 312, land moisture detector. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Embodiment: Please refer to Figures 1-5 As shown in the drawings, the purpose of the present embodiment is to provide a river basin drought monitoring equipment, including fixed frame 100 and the auxiliary device 200 that is equipped above fixed frame 100, and the detection device 300 between fixed frame 100, detection device 300 includes driving motor 301, driving motor 301 output end penetrates sliding plate 302 and is rotationally connected with threaded sleeve 304, threaded sleeve 304 below is threadedly connected with detection column 305, detection column 305 is hollow and the outer wall is provided with detection port 307 that penetrates to the inside, detection column 305 outer wall is fixedly connected with threaded drill bit 306, detection column 305 inside is equipped with electric push rod 308, when detection column 305 is buried in soil, electric push rod 308 will push the sampling column 309 fixedly connected below, the bottom of sampling column 309 is fixedly installed with conical sampling port 311, the position of sampling column 309 and sampling port 311 connection is fixedly installed with retention port 310, the surface of detection column 305 and sampling column 309 is covered with anticorrosive coating polytetrafluoroethylene to prevent corrosion caused by too high salt content in soil, the inside wall of detection column 305 and the position of detection port 307 are fixedly installed with multiple land moisture detectors 312, after the staff places the equipment, start driving motor 301, the output end of driving motor 301 will drive the whole detection device 300 to rotate, through the threaded drill bit 306 that is equipped outside detection device 300, when contacting soil, threaded drill bit 306 will dig the soil around, so that detection column 305 can be buried in soil, at this time, the detection port 307 that is opened outside detection column 305 will have a part of soil contact with the land moisture detector 312 on the inner wall of detection column 305 during operation, at this time, a basic water measurement data can be obtained, when detection column 305 is buried in soil, electric push rod 308 will push sampling column 309 to descend and extrude the soil at the bottom, sampling port 311 is designed as conical shape, so it is easy to penetrate into soil, at this time, the deep soil enters from the slot that is opened around sampling port 311.

[0025] In addition, in order to enable the basin drought monitoring equipment to smoothly detect soil moisture, a slot with the size of the detection column 305 is formed in the center of the horizontal plate installed at the bottom of the fixing frame 100, and the sliding plate 302 is slidably connected with the sliding rods 303 on both sides of the driving motor 301, and the sliding rods 303 at both ends are located in the sliding grooves 101 formed between the inner walls of the fixing frame 100. During the process of driving the detection column 305 into the soil by the driving motor 301, the sliding rods 303 on both sides of the sliding plate 302 connected to the bottom of the driving motor 301 will axially translate in the sliding grooves 101 between the inner walls of the fixing frame 100, thereby maintaining the stability of the entire device.

[0026] Further, in order to make the basin drought monitoring equipment more comprehensive, the auxiliary device 200 includes a solar panel 201 for providing power for the detection device 300, the solar panel 201 is located at the center of the cross plate at the top of the fixing frame 100, and the auxiliary device 200 further includes a wind speed sensor 202 and a rainfall detection mechanism 203, which are respectively located at both ends of the cross plate at the top of the fixing frame 100. The solar panel 201 installed above the cross plate at the top of the fixing frame 100 can provide stable power for the entire detection device 300, support the operation of the device, and the wind speed sensor 202 and the rainfall detection mechanism 203 at both ends of the cross plate can be used to monitor more data in the area.

[0027] The working principle of the device is as follows: after the staff places the equipment, the driving motor 301 is started, and during the process of driving the detection column 305 into the soil by the driving motor 301, the sliding rods 303 on both sides of the sliding plate 302 connected to the bottom of the driving motor 301 will axially translate in the sliding grooves 101 between the inner walls of the fixing frame 100, thereby maintaining the stability of the entire device. The output end of the driving motor 301 will drive the entire detection device 300 to rotate, and through the threaded drill bit 306 provided on the outer side of the detection device 300, when contacting the soil, the threaded drill bit 306 will dig the surrounding soil, so that the detection column 305 can be buried in the soil. At this time, the detection port 307 provided on the outer side of the detection column 305 will contact a part of the soil with the soil moisture detector 312 on the inner wall of the detection column 305 during operation, thereby obtaining a relatively basic water measurement data. When the detection column 305 is buried in the soil, the electric push rod 308 will push the sampling column 309 to descend and extrude the soil at the bottom, and the sampling port 311 is designed in a conical shape, so as to easily penetrate into the soil. At this time, the deep soil enters from the slot formed around the sampling port 311, the solar panel 201 installed above the cross plate at the top of the fixing frame 100 can provide stable power for the entire detection device 300, support the operation of the device, and the wind speed sensor 202 and the rainfall detection mechanism 203 at both ends of the cross plate can be used to monitor more data in the area.

[0028] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A device for monitoring drought in a river basin, comprising a fixed frame (100) and an auxiliary device (200) arranged above the fixed frame (100), and a detection device (300) located between the fixed frame (100), characterized in that: The detection device (300) includes a drive motor (301), the output end of the drive motor (301) is rotatably connected with a threaded sleeve (304) through a sliding plate (302), the threaded sleeve (304) is threadedly connected with a detection column (305) below, the detection column (305) is hollow and has a detection port (307) formed in the outer wall and extending to the inside, the detection column (305) is fixedly connected with a threaded drill bit (306) on the outer wall, the detection column (305) is provided with an electric push rod (308) inside, when the detection column (305) is embedded in the soil, the electric push rod (308) will push the sampling column (309) fixedly connected below, the sampling column (309) is fixedly installed with a conical sampling port (311) at the bottom, the sampling column (309) is fixedly installed with a retention port (310) at the position connected with the sampling port (311).

2. The catchment drought monitoring device according to claim 1, wherein: The detection column (305) and the sampling column (309) are covered with a corrosion-resistant coating of polytetrafluoroethylene to prevent corrosion caused by excessive salt content in the soil.

3. The catchment drought monitoring device according to claim 2, wherein: The horizontal plate installed at the bottom of the fixing frame (100) is provided with a notch in the center, which is sized to match the detection column (305).

4. The catchment drought monitoring device according to claim 3, wherein: A plurality of land moisture detectors (312) are fixedly installed on the inner wall of the detection column (305) at positions staggered with the detection port (307).

5. The watershed drought monitoring device of claim 1, wherein: The sliding plate (302) is slidably connected with a slide rod (303) on both sides of the drive motor (301) as the center, and the slide rod (303) is arranged in the sliding groove (101) between the inner walls of the fixing frame (100).

6. The watershed drought monitoring device of claim 1, wherein: The auxiliary device (200) includes a solar panel (201) for providing electric energy for the detection device (300), and the solar panel (201) is located at the center of the cross plate at the top of the fixing frame (100).

7. The watershed drought monitoring device of claim 1, wherein: The auxiliary device (200) further includes a wind speed sensor (202) and a rain amount detection mechanism (203), and the wind speed sensor (202) and the rain amount detection mechanism (203) are respectively located at the two ends of the cross plate at the top of the fixing frame (100).

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