CN219495710U - Layered soil sampling device - Google Patents

Abstract

The utility model relates to the field of soil sampling, in particular to a layered soil sampling device, which comprises an outer shell, wherein the bottom of the outer shell is fixedly connected with a base, the middle of the base is provided with a yielding via hole, a lifting assembly is rotationally connected in the outer shell, a second motor is fixedly connected below the lifting assembly, the output end of the second motor is fixedly connected with a soil drilling assembly, and the soil drilling assembly is correspondingly arranged above the yielding via hole; the soil drilling assembly comprises a soil drilling shell, the top of the soil drilling shell is fixedly connected with the output end of the second motor, the middle of the soil drilling shell is rotationally connected with a transmission rod, the top of the transmission rod is provided with a first power part, the side wall of the transmission rod is in transmission connection with a plurality of soil taking parts, and the soil taking parts are arranged along the axial direction of the transmission rod; the soil sampling part comprises a plurality of movable bases, the movable bases are in transmission connection with the side walls of the transmission rods, a fourth motor is fixedly connected in the movable bases, an output shaft of the fourth motor is transversely arranged and fixedly connected with a soil sampling barrel, and a drill bit is fixedly connected at the bottom of the soil drilling shell. The utility model can achieve the purpose of obtaining the original soil sample in a layering way.

Description

Layered soil sampling device

Technical Field

The utility model relates to the field of soil sampling, in particular to a layered soil sampling device.

Background

With the development of discipline cross research of soil, plant nutrition, environment and the like, the research on migration and distribution of soil elements in soil mass and influence of the soil elements on groundwater pollution is more and more advanced at present, and the research on distribution of nutrients and pollutants in different layers of soil is more and more advanced. Therefore, the migration of nutrients and pollutants in the soil body is researched by adopting an undisturbed soil body, and the migration rule of the nutrients and pollutants in the soil body can be truly reflected. The existing soil sampler usually adopts a scraping hole wall mode to obtain a soil sample, but the original structure of the soil can be damaged by adopting the scraping mode, the obtained sample is mixed soil, and the most original state of the soil cannot be studied, so that a layered soil sampling device is needed to solve the problem.

Disclosure of Invention

The utility model aims to provide a layered soil sampling device so as to solve the problems and achieve the purpose of obtaining an original soil sample in a layered manner.

In order to achieve the above object, the present utility model provides the following solutions:

the layered soil sampling device comprises an outer shell, wherein the bottom of the outer shell is fixedly connected with a base, a yielding via hole is formed in the middle of the base, a lifting assembly is rotationally connected in the outer shell, a second motor is fixedly connected below the lifting assembly, a soil drilling assembly is fixedly connected with the output end of the second motor, and the soil drilling assembly is correspondingly arranged above the yielding via hole;

the soil drilling assembly comprises a soil drilling shell, the top of the soil drilling shell is fixedly connected with the output end of the second motor, the middle of the soil drilling shell is rotationally connected with a transmission rod, the top of the transmission rod is provided with a first power part, the side wall of the transmission rod is in transmission connection with a plurality of soil taking parts, and a plurality of soil taking parts are arranged along the axial direction of the transmission rod;

the soil sampling part comprises a plurality of movable bases, the movable bases are in transmission connection with the side walls of the transmission rods, a fourth motor is fixedly connected in the movable bases, an output shaft of the fourth motor is transversely arranged and fixedly connected with a soil sampling barrel, a plurality of soil sampling windows are formed in the outer wall of the soil drilling shell, the soil sampling barrel and the soil sampling windows are correspondingly arranged, and a drill bit is fixedly connected at the bottom of the soil drilling shell.

Preferably, the soil sampling barrel is cylindrical, the axis of the soil sampling barrel is transversely arranged, a polygonal hole is formed in the soil sampling barrel, and a serrated blade is arranged at the edge of the soil sampling barrel.

Preferably, the transfer line lateral wall rigid coupling has a plurality of driving disks, the driving disk center with transfer line fixed connection, the driving disk is located two adjacent from top to bottom between the removal base, a plurality of the driving disk is followed transfer line axis direction sets up, the driving disk both sides are equipped with the plane screw thread, the driving disk both sides meshing is connected with the drive piece, the drive piece is close to driving disk one side is equipped with the plane screw thread, the drive piece is kept away from driving disk one side with corresponding remove the base rigid coupling, the sliding tray has been seted up in the brill soil casing, the drive piece with sliding connection of sliding tray.

Preferably, the first power part comprises a third motor, the third motor is fixedly connected with the top of the inner wall of the soil drilling shell, and the output end of the third motor is fixedly connected with the top of the transmission rod.

Preferably, the lifting assembly comprises a first screw and a second screw, the top of the first screw and the top of the second screw are rotationally connected with the top of the inner wall of the outer shell, the bottom of the first screw and the bottom of the second screw are rotationally connected with the top of the base, the upper part of the first screw and the upper part of the second screw are in transmission connection, the middle part of the first screw is in threaded connection with a first nut, the middle part of the second screw is in threaded connection with a second nut, the top of the first nut and the top of the second nut are fixedly connected with a flat plate, the bottom of the flat plate is fixedly connected with a second motor, and the lower part of the first screw is in transmission connection with a second power part.

Preferably, the upper part of the first lead screw is fixedly connected with a third belt wheel, the upper part of the second lead screw is fixedly connected with a fourth belt wheel, and the third belt wheel and the fourth belt wheel are in transmission connection through a synchronous belt.

Preferably, the second power part comprises a first motor, the first motor is fixedly connected with the top of the base, a second belt wheel is fixedly connected with the output end of the first motor, a first belt wheel is fixedly connected with the lower part of the first screw rod, and the first belt wheel is in transmission connection with the second belt wheel through a synchronous belt.

Preferably, a plurality of threaded holes are formed in the edge of the base, internal threads are arranged in the threaded holes, the threaded holes are in threaded connection with fixing rods, external threads are formed in the upper portions of the side walls of the fixing rods, and handles are fixedly connected to the tops of the fixing rods.

The utility model has the following technical effects: the base provides support for whole device, and lifting assembly is used for automatic lifting to bore the soil subassembly, and the second motor drive bores the soil subassembly and rotates and bore the hole. The soil sampling part is used for taking soil samples, and the soil sampling parts are arranged along the axial direction of the transmission rod so as to realize the function of layered soil sampling. The first power part provides power for rotation of the transmission rod, and the transmission rod drives the soil taking part to extend and retract. The movable base drives the soil sampling barrel to stretch out from the soil sampling window for sampling soil, and the fourth motor drives the soil sampling barrel to rotate, so that the soil sample can be separated from the soil layer.

Drawings

For a clearer description of an embodiment of the utility model or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a cross-sectional view B-B of FIG. 2;

FIG. 4 is a top view of a drive disk of the present utility model;

FIG. 5 is a schematic view of the interface between the driving block and the driving disk in the present utility model;

wherein, 1, universal wheels; 2. a base; 3. a fixed rod; 4. a threaded hole; 5. a handle; 6. a first motor; 7. a first pulley; 8. a first lead screw; 9. a second pulley; 10. an outer housing; 11. a first nut; 12. a third pulley; 13. a flat plate; 14. a second motor; 15. a fourth pulley; 16. a second lead screw; 17. a second nut; 18. drilling a soil shell; 19. a third motor; 21. a transmission rod; 22. a fourth motor; 23. a soil sampling barrel; 24. a movable base; 25. a soil sampling window; 26. a drill bit; 27. a blade; 28. a drive plate; 29. a driving block; 30. a sliding groove; 31. polygonal holes.

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 can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-5, the present embodiment provides a layered soil sampling device, which includes an outer housing 10, a base 2 fixedly connected to the bottom of the outer housing 10, a yielding via hole provided in the middle of the base 2, a lifting assembly rotationally connected to the outer housing 10, a second motor 14 fixedly connected below the lifting assembly, and a soil drilling assembly fixedly connected to the output end of the second motor 14, wherein the soil drilling assembly is correspondingly disposed above the yielding via hole. The base 2 provides support for the overall device, and the lifting assembly is used for automatically lifting the drilling assembly, so that the drilling assembly can penetrate through the base to drill holes through the yielding holes, and the second motor 14 drives the drilling assembly to rotate to drill holes.

The soil drilling assembly comprises a soil drilling shell 18, the top of the soil drilling shell 18 is fixedly connected with the output end of the second motor 14, the middle of the soil drilling shell 18 is rotationally connected with a transmission rod 21, the top of the transmission rod 21 is provided with a first power part, the side wall of the transmission rod 21 is in transmission connection with a plurality of soil taking parts, and the soil taking parts are arranged along the axial direction of the transmission rod 21. The soil sampling part is used for taking soil samples, and the soil sampling parts are arranged along the axis of the transmission rod 21 so as to realize the function of layered soil sampling. The first power part provides power for the rotation of the transmission rod 21, and the transmission rod 21 drives the soil sampling part to extend and retract.

The soil sampling part comprises a plurality of movable bases 24, the movable bases 24 are in transmission connection with the side walls of the transmission rods 21, a fourth motor 22 is fixedly connected in the movable bases 24, an output shaft of the fourth motor 22 is transversely arranged and fixedly connected with a soil sampling barrel 23, a plurality of soil sampling windows 25 are formed in the outer wall of the soil drilling shell 18, the soil sampling barrel 23 and the soil sampling windows 25 are correspondingly arranged, and a drill bit 26 is fixedly connected at the bottom of the soil drilling shell 18. When the drill bit 26 is larger in diameter than the earth-boring housing 18, earth may flow out along the gap between the bore wall and the earth-boring housing 18. The blade 27 is arranged below the drill bit 26, and the blade 27 is provided with a hard alloy coating or a diamond coating, so that the soil drilling rate is improved, and the service life of the blade 27 is prolonged. The soil sampling window 25 is plugged with a detachable plug, the plug is plugged when drilling, and the plug is taken down when sampling soil. The movable base 24 drives the soil sampling barrel 23 to stretch out of the soil sampling window 25 for sampling soil, and the fourth motor 22 drives the soil sampling barrel 23 to rotate, so that the soil sample can be separated from the soil layer.

Further optimizing scheme, the soil sampling barrel 23 is cylindrical, the axis of the soil sampling barrel 23 is transversely arranged, a polygonal hole 31 is formed in the soil sampling barrel 23, and a serrated blade is arranged at the edge of the soil sampling barrel 23. The serrated blade at the edge of the soil taking barrel 23 ensures that the soil taking barrel 23 can smoothly extend into soil, the polygonal hole 31 in the soil taking barrel is used for containing soil samples, the fourth motor 22 drives the soil taking barrel 23 to rotate, and the polygonal hole 31 in the soil taking barrel can enable the soil samples to rotate along with the soil taking barrel 23 so as to separate from a soil layer.

Further optimizing scheme, the lateral wall rigid coupling of transfer line 21 has a plurality of driving disks 28, driving disk 28 center and transfer line 21 fixed connection, driving disk 28 is located between two upper and lower adjacent removal bases 24, a plurality of driving disks 28 set up along the transfer line 21 axis direction, driving disk 28 both sides are equipped with the plane screw thread, driving disk 28 both sides meshing is connected with drive piece 29, drive piece 29 is close to driving disk 28 one side and is equipped with the plane screw thread, drive piece 29 is kept away from driving disk 28 one side and is fixed connection with corresponding removal base 24, the sliding tray 30 has been seted up in the earth-boring casing 18, drive piece 29 and sliding tray 30 sliding connection. The rotation of the transmission rod 21 drives the driving disc 28 to rotate, and the driving disc 28 is meshed with the driving block 29, so that the driving block 29 is driven to slide along the sliding groove 30. Thereby driving the moving base 24 to move.

Further optimizing scheme, the first power portion includes third motor 19, and third motor 19 and boring soil casing 18 inner wall top rigid coupling, and third motor 19 output and transfer line 21 top rigid coupling, third motor 19 are used for driving transfer line 21 rotation, and third motor 19 can carry out the corotation, also can reverse rotation.

Further optimizing scheme, lifting unit includes first lead screw 8 and second lead screw 16, first lead screw 8 and second lead screw 16 top and shell body 10 inner wall top rotate and are connected, first lead screw 8 and second lead screw 16 bottom rotate with base 2 top and are connected, first lead screw 8 upper portion and second lead screw 16 upper portion transmission are connected, first lead screw 8 middle part threaded connection has first nut 11, second lead screw 16 middle part threaded connection has second nut 17, first nut 11 and second nut 17 top rigid coupling have dull and stereotyped 13, dull and stereotyped 13 bottom and second motor 14 rigid coupling, first lead screw 8 lower part transmission is connected with second power portion. The second power part drives the first screw rod 8 to rotate, the first screw rod 8 drives the second screw rod 16 to rotate, the rotation directions of the first screw rod 8 and the second screw rod 16 are the same, and the rotation of the first screw rod 8 and the second screw rod 16 drives the first nut 11 and the second nut 17 to move, so that the flat plate 13 is driven to move.

In a further optimized scheme, the upper part of the first lead screw 8 is fixedly connected with a third belt pulley 12, the upper part of the second lead screw 16 is fixedly connected with a fourth belt pulley 15, and the third belt pulley 12 and the fourth belt pulley 15 are in transmission connection through a synchronous belt.

Further optimizing scheme, the second power portion includes first motor 6, and first motor 6 and base 2 top rigid coupling, and first motor 6 output rigid coupling has second band pulley 9, and first lead screw 8 lower part rigid coupling has first band pulley 7, and first band pulley 7 passes through synchronous belt drive with second band pulley 9 and is connected. The first motor 6 can rotate forward or reversely, so as to drive the first screw rod 8 and the second screw rod 16 to rotate forward or overturn, and the flat plate 13 moves upwards or downwards.

Further optimizing scheme, a plurality of screw holes 4 have been seted up to base 2 limit portion, and screw hole 4 internal thread is equipped with, and screw hole 4 threaded connection has dead lever 3, and dead lever 3 lateral wall upper portion is equipped with the external screw thread, and dead lever 3 top rigid coupling has handle 5. The rotating handle 5 drives the fixed rod 3 to rotate, the fixed rod 3 is in threaded fit with the base 2, and the fixed rod 3 moves upwards or downwards to fix or release the device. The bottom of the base 2 is fixedly connected with a plurality of universal wheels 1, which is convenient for the device to move.

The working procedure of this embodiment is as follows:

the staff pushes the device to the appointed soil taking position, rotates the handle 5 to enable the fixing rod 3 to extend into the soil, and fixes the device. The second motor 14 is started to drive the soil drilling assembly to rotate, then the first motor 6 is started, the first motor 6 rotates positively, the soil drilling assembly gradually moves downwards to start drilling, and the soil sampling window 25 is in a closed state. During drilling, soil may flow out from between the earth-boring housing 18 and the bore wall. When the hole is drilled to the designated depth, the first motor 6 is reversed to drive the earth drilling assembly to ascend, and the drill bit 26 brings out redundant earth in the hole. After the earth boring unit is lifted up, the plug of the earth taking window 25 is removed, and the earth taking operation is ready. The first motor 6 rotates forward, the earth drilling assembly moves downwards, the second motor 14 stops working at the moment, and after the earth drilling assembly moves to a designated position in the hole, the first motor 6 stops working. The third motor 19 is started, the third motor 19 rotates positively to drive the driving disc 28 to rotate, the driving block 29 moves outwards along the sliding groove 30, and the moving base 24 moves outwards along with the driving block, so that the soil sampling barrel 23 is driven to be inserted into the soil layer. After the soil sampling barrel 23 reaches a designated position, the fourth motor 22 rotates to separate the soil sample in the soil sampling barrel 23 from the soil layer. Then the third motor 19 is reversed, the soil sampling barrel 23 is contracted into the soil drilling housing 18, the first motor 6 is reversed, the soil drilling assembly is lifted, and the soil sampling operation is completed.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims (8)

1. The utility model provides a layering geotome which characterized in that: the drilling device comprises an outer shell (10), wherein a base (2) is fixedly connected to the bottom of the outer shell (10), a yielding via hole is formed in the middle of the base (2), a lifting assembly is rotationally connected to the outer shell (10), a second motor (14) is fixedly connected to the lower part of the lifting assembly, a soil drilling assembly is fixedly connected to the output end of the second motor (14), and the soil drilling assembly is correspondingly arranged above the yielding via hole;

the soil drilling assembly comprises a soil drilling shell (18), the top of the soil drilling shell (18) is fixedly connected with the output end of the second motor (14), a transmission rod (21) is rotationally connected to the middle of the soil drilling shell (18), a first power part is arranged at the top of the transmission rod (21), a plurality of soil taking parts are connected to the side wall of the transmission rod (21) in a transmission manner, and a plurality of soil taking parts are arranged along the axial direction of the transmission rod (21);

the soil sampling part comprises a plurality of movable bases (24), the movable bases (24) are in transmission connection with the side walls of the transmission rods (21), a fourth motor (22) is fixedly connected in the movable bases (24), an output shaft of the fourth motor (22) is transversely arranged and fixedly connected with a soil sampling barrel (23), a plurality of soil sampling windows (25) are formed in the outer wall of the soil drilling shell (18), the soil sampling barrel (23) is correspondingly arranged with the soil sampling windows (25), and a drill bit (26) is fixedly connected at the bottom of the soil drilling shell (18).

2. A layered soil sampling device according to claim 1, wherein: the soil sampling barrel (23) is cylindrical, the axis of the soil sampling barrel (23) is transversely arranged, a polygonal hole (31) is formed in the soil sampling barrel (23), and a serrated blade is arranged at the edge of the soil sampling barrel (23).

3. A layered soil sampling device according to claim 1, wherein: the utility model discloses a soil drilling machine, including drive rod (21), drive rod (21) lateral wall rigid coupling has a plurality of driving disks (28), driving disk (28) center with drive rod (21) fixed connection, driving disk (28) are located two adjacent from top to bottom between moving base (24), a plurality of driving disk (28) are followed drive rod (21) axis direction sets up, driving disk (28) both sides are equipped with planar screw thread, driving disk (28) both sides meshing is connected with driving block (29), driving block (29) are close to driving disk (28) one side is equipped with planar screw thread, driving block (29) keep away from driving disk (28) one side and corresponding moving base (24) rigid coupling, set up sliding tray (30) in soil drilling casing (18), driving block (29) with sliding tray (30) sliding connection.

4. A layered soil sampling device according to claim 1, wherein: the first power part comprises a third motor (19), the third motor (19) is fixedly connected with the top of the inner wall of the soil drilling shell (18), and the output end of the third motor (19) is fixedly connected with the top of the transmission rod (21).

5. A layered soil sampling device according to claim 1, wherein: the lifting assembly comprises a first screw (8) and a second screw (16), the tops of the first screw (8) and the second screw (16) are rotatably connected with the top of the inner wall of the outer shell (10), the bottoms of the first screw (8) and the second screw (16) are rotatably connected with the top of the base (2), the upper portion of the first screw (8) is in transmission connection with the upper portion of the second screw (16), a first nut (11) is in threaded connection with the middle portion of the first screw (8), a second nut (17) is in threaded connection with the middle portion of the second screw (16), a flat plate (13) is fixedly connected with the top of the second nut (17), the bottom of the flat plate (13) is fixedly connected with the second motor (14), and a second power portion is in transmission connection with the lower portion of the first screw (8).

6. A layered soil sampling device according to claim 5, wherein: the upper part of the first lead screw (8) is fixedly connected with a third belt wheel (12), the upper part of the second lead screw (16) is fixedly connected with a fourth belt wheel (15), and the third belt wheel (12) and the fourth belt wheel (15) are in transmission connection through a synchronous belt.

7. A layered soil sampling device according to claim 5, wherein: the second power part comprises a first motor (6), the first motor (6) is fixedly connected with the top of the base (2), a second belt wheel (9) is fixedly connected with the output end of the first motor (6), a first belt wheel (7) is fixedly connected with the lower portion of a first screw rod (8), and the first belt wheel (7) is connected with the second belt wheel (9) through a synchronous belt.

8. A layered soil sampling device according to claim 1, wherein: a plurality of screw holes (4) have been seted up on base (2) limit portion, be equipped with the internal thread in screw hole (4), screw hole (4) threaded connection has dead lever (3), dead lever (3) lateral wall upper portion is equipped with the external screw thread, dead lever (3) top rigid coupling has handle (5).