Soil sampling device

Abstract

The utility model relates to the technical field of soil sampling, in particular to a soil sampling device which comprises a base, a discharging shell is fixed to the end face of the top of the base in a sealed mode, a limiting support is fixed in the discharging shell, a threaded motor is fixed to the top of the discharging shell, and a power output shaft of the threaded motor is fixedly connected with a threaded rod. The limiting support is in sliding connection with the threaded cylinder, the threaded rod is in threaded connection with the threaded cylinder, the end of the threaded cylinder is fixedly connected with the rotating motor, a power output shaft of the rotating motor is fixedly connected with the sampling rod through the coupler, and four threaded holes are formed in the base in a rectangular shape at equal intervals and are in threaded connection with the grounding rod. The gear is meshed with the gear ring to rotate, the gear ring drives the first support and the second support to rotate synchronously, the first support drives the scraper to rotate, the scraper scrapes a soil sample on the conical barrel to the position of the discharge port, and the brush rotates to clean the residual soil sample on the sampling rod.

Description

TECHNICAL FIELD

[0001] The utility model relates to soil sampling technical field especially relates to a soil sampling device. BACKGROUND

[0002] The quality of soil influences the structural change of microbial community, the growth of plant and even the health of human, so it is necessary to detect the pollution of soil, and the first step of soil detection is soil sample collection, through chemical and physical analysis to the collected soil sample, necessary basic data are obtained, and necessary theoretical basis is provided for the improvement of soil.

[0003] The existing soil sampling device is complex in sampling mode, and the sampling rod cannot be cleaned after work, which may pollute the soil in the next sampling and affect the soil detection result. UTILITY MODEL CONTENT

[0004] The utility model provides a soil sampling device.

[0005] In order to realize the above purpose, the utility model adopts the following technical scheme:

[0006] A soil sampling device, including base, the bottom end face of base top is sealed and is fixed with the blanking shell, the blanking shell is fixed with the restriction support in, the blanking shell top is fixed with threaded motor, the power output shaft of threaded motor is fixedly connected threaded rod, threaded rod is connected threaded cylinder with screw thread, the end of threaded cylinder is fixedly connected rotating electrical machine, the power output shaft of rotating electrical machine is fixedly connected sampling rod through the shaft coupling, the base is equidistantly provided with four threaded holes with rectangular shape, the threaded hole is connected ground rod with screw thread, the bottom end of ground rod is rotatably connected ground base, the blanking shell is provided with discharge port, the blanking shell outer ring is fixed with discharge cylinder, the base is fixed with receiving cylinder, the blanking shell is fixedly connected conical cylinder in, the blanking shell rotatably connects gear ring, the blanking shell outer ring is fixed with motor support, the motor support is fixed with gear motor, the power output shaft of gear motor is fixed with gear, gear engages gear ring, the inner ring of gear ring is fixed with support no.

[0007] Further, the blanking shell is a cylindrical shell as a whole.

[0008] Further, the bottom end face of the base is equidistantly fixed with four universal wheels with rectangular shape.

[0009] Further, the discharge cylinder is connected with the sampling barrel with screw thread.

[0010] Further, the receiving cylinder is located in the discharging shell, the sampling rod is located in the receiving cylinder, and the sampling rod is coaxial with the receiving cylinder.

[0011] Beneficial effects:

[0012] The universal wheel drives the device to move freely and quickly, the grounding rod is manually twisted clockwise, the grounding rod drives the grounding seat to contact the ground, and the grounding seat rotationally connected with the grounding rod supports and fixes the device.

[0013] The sampling rod cooperates with the receiving cylinder, the soil sample moves upward under the action of the helical line of the sampling rod, the soil sample passes through the receiving cylinder and falls into the conical cylinder body, the discharging shell is rotationally connected with the gear ring, the gear motor is started, the gear motor drives the gear to rotate, the gear meshes with the gear ring to rotate, the gear ring drives the support one and the support two to rotate synchronously, the support one drives the scraper to rotate, the scraper scrapes the soil sample on the conical cylinder body to the discharge port position, the soil sample falls into the discharge cylinder through the discharge port, the soil sample in the discharge cylinder falls into the sampling bucket, the support two drives the brush to rotate, and the brush rotates to clean the residual soil sample on the sampling rod. BRIEF DESCRIPTION OF DRAWINGS

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

[0015] Figure 2 It is a schematic view of a front view full section structure of the utility model Figure 2 ;

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

[0017] Figure 4 It is a schematic view of a structure of the utility model Figure 3 A-A;

[0018] Figure 5 It is a schematic view of a front view full section structure of the conical cylinder body in the utility model Figure 2 ;

[0019] Figure 6 It is a schematic view of a top view structure of the support two in the utility model Figure 2 .

[0020] In the figure: 1 base, 2 blanking shell, 3 limiting support, 4 threaded motor, 5 threaded rod, 6 threaded cylinder, 7 rotary motor, 8 coupling, 9 sampling rod, 10 universal wheel, 11 threaded hole, 12 grounding rod, 13 grounding seat, 14 discharge port, 15 discharge cylinder, 16 sampling bucket, 17 receiving cylinder, 18 conical cylinder, 19 gear ring, 20 motor support, 21 gear motor, 22 gear, 23 support one, 24 scraper, 25 support two, 26 brush, 27 drill bit. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0022] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the present application.

[0023] Reference Figures 1-6The utility model relates to a soil sampling device, including base 1, the bottom end surface of base 1 top is sealed and fixed with blanking shell 2, the blanking shell 2 is fixed with the restriction support 3, the blanking shell 2 top is fixed with threaded motor 4, the power output shaft of threaded motor 4 is fixedly connected threaded rod 5, the restriction support 3 is slidably connected threaded cylinder 6, threaded rod 5 is threadedly connected threaded cylinder 6, threaded cylinder 6 end fixedly connected rotary motor 7, the power output shaft of rotary motor 7 is fixedly connected sampling rod 9 through shaft coupling 8, the bottom end surface of base 1 is equidistantly fixed with four universal wheels 10 in rectangular shape, base 1 is equidistantly provided with four threaded holes 11 in rectangular shape, threaded hole 11 is threadedly connected grounding rod 12, grounding rod 12 bottom end rotationally connected grounding base 13, blanking shell 2 is provided with discharge port 14, blanking shell 2 outer ring is fixed with discharge cylinder 15, discharge cylinder 15 is threadedly connected sampling barrel 16, base 1 is fixed with receiving cylinder 17, receiving cylinder 17 is located in blanking shell 2, sampling rod 9 is located in receiving cylinder 17, sampling rod 9 and receiving cylinder 17 coaxial, the blanking shell 2 is fixedly connected conical cylinder 18, the blanking shell 2 rotationally connected gear ring 19, the blanking shell 2 outer ring is fixed with motor support 20, motor support 20 is fixed with gear motor 21, the power output shaft of gear motor 21 is fixed with gear 22, gear 22 engages gear ring 19, the inner ring of gear ring 19 is fixed with support no. One 23, support no. One 23 is fixedly connected with scraper 24, and scraper 24 is tangent to conical cylinder 18, the inner ring of gear ring 19 is fixed with support no. Two 25, support no. Two 25 is fixed with brush 26, and brush 26 is used for cleaning the soil residual sample on threaded rod, the bottom end of sampling rod 9 is fixed with drill bit 27, and the blanking shell 2 is as a whole cylindrical shell.

[0024] Working principle: when soil samples need to be collected, the collector pushes the device, the universal wheel 10 rotates to drive the device to move to the collection site, after reaching the collection site, the ground rod 12 is manually twisted clockwise, the ground rod 12 rotates clockwise to drive the ground seat 13 to contact the ground, the ground rod 12 rotates to connect the ground seat 13 to support and fix the device, then the threaded motor 4 starts, the threaded motor 4 power output shaft rotates forward or reversely, the threaded motor 4 power output shaft rotates forward to drive the threaded rod 5 to rotate forward, the threaded rod 5 rotates forward, the threaded cylinder 6 moves away from the threaded motor 4 under the action of the thread, the threaded cylinder 6 drives the rotary motor 7 to move, the rotary motor 7 starts, the rotary motor 7 drives the sampling rod 9 to rotate, the drill bit 27 starts to drill the ground, the sampling rod 9 cooperates with the receiving cylinder 17, and the soil sample can move upward under the action of the helical line of the sampling rod 9, the soil sample passes through the receiving cylinder 17 and falls into the conical cylinder 18, the soil sample falls on the conical cylinder 18, the gear motor 21 starts synchronously, the gear motor 21 drives the gear 22 to rotate, the gear 22 meshes with the gear ring 19 to rotate, the gear ring 19 rotates in the discharging shell 2, the gear ring 19 drives the support one 23 and the support two 25 to rotate synchronously, the support one 23 drives the scraper 24 to rotate, the scraper 24 scrapes the soil sample on the conical cylinder 18 to the position of the discharge port 14, the soil sample falls into the discharging cylinder 15 through the discharge port 14, the soil sample in the discharging cylinder 15 falls into the sampling bucket 16, when the soil in the sampling bucket 16 reaches the required amount, the power output shaft of the threaded motor 4 reversely drives the sampling rod 9 to reverse, the sampling rod 9 reverses, the threaded cylinder 6 moves to the threaded motor 4 under the action of the thread, at this time, the rotary motor 7 stops running, the threaded cylinder 6 drives the sampling rod 9 to move upward, the sampling rod 9 moves upward through the brush 26, the support two 25 drives the brush 26 to rotate, the brush 26 rotates to clean the residual soil sample on the sampling rod 9, after cleaning, the threaded motor 4 stops running, the ground rod 12 is manually twisted counterclockwise, the ground rod 12 counterclockwise drives the ground seat 13 to move away from the ground, the discharging cylinder 15 is threadedly connected with the sampling bucket 16, the sampling bucket 16 is manually unscrewed, and the sampling of the soil sample is completed.

[0025] The above merely describes a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A soil sampling device, characterized in that: The system includes a base (1), a feeding housing (2) sealed and fixed to the top end face of the base (1), a limiting bracket (3) fixed inside the feeding housing (2), a threaded motor (4) fixed to the top of the feeding housing (2), a threaded rod (5) fixedly connected to the power output shaft of the threaded motor (4), a threaded cylinder (6) slidably connected to the limiting bracket (3), a threaded cylinder (6) threadedly connected to the threaded rod (5), a rotary motor (7) fixedly connected to the end of the threaded cylinder (6), a sampling rod (9) fixedly connected to the power output shaft of the rotary motor (7) via a coupling (8), four threaded holes (11) are equidistantly arranged in a rectangular shape on the base (1), a grounding rod (12) is threadedly connected to the threaded holes (11), a grounding seat (13) is rotatably connected to the bottom end of the grounding rod (12), a discharge port (14) is provided on the feeding housing (2), and an outlet is fixed to the outer ring of the feeding housing (2). The base (1) is fixed with a receiving cylinder (17), the inner part of the discharge housing (2) is fixedly connected to a conical cylinder (18), the discharge housing (2) is rotatably connected to a gear ring (19), the outer ring of the discharge housing (2) is fixed with a motor bracket (20), the motor bracket (20) is fixed with a gear motor (21), the power output shaft of the gear motor (21) is fixed with a gear (22), the gear (22) meshes with the gear ring (19), the inner ring of the gear ring (19) is fixed with a bracket one (23), the bracket one (23) is fixedly connected with a scraper (24), the scraper (24) is tangent to the conical cylinder (18), the inner ring of the gear ring (19) is fixed with a bracket two (25), the bracket two (25) is fixed with a brush (26), the brush (26) is used to clean the soil residue on the threaded rod, and the bottom end of the sampling rod (9) is fixed with a drill bit (27).

2. The soil sampling device according to claim 1, characterized in that: The material feeding shell (2) is a cylindrical shell.

3. The soil sampling device according to claim 1, characterized in that: The bottom end face of the base (1) is rectangular and has four universal wheels (10) fixed at equal intervals.

4. A soil sampling device according to claim 1, characterized in that: The discharge cylinder (15) is threadedly connected to the sampling barrel (16).

5. A soil sampling device according to claim 1, characterized in that: The receiving cylinder (17) is located inside the unloading shell (2), and the sampling rod (9) is located inside the receiving cylinder (17). The sampling rod (9) and the receiving cylinder (17) are coaxial.

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