CN213180791U

CN213180791U - Soil sampling device of agricultural technology popularization usefulness

Info

Publication number: CN213180791U
Application number: CN202022039245.9U
Authority: CN
Inventors: 王丽萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-05-11
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a soil sampling device of agricultural technology popularization usefulness, including a top dish, department's welding has the handle in the middle of the upper end of top dish, and the below of top dish is provided with the end ring, the pole setting that two symmetries of fixedly connected with set up between top dish and the end ring, and the fixedly connected with pneumatic cylinder of department in the middle of the lower extreme of top dish, the output fixedly connected with motor mount of pneumatic cylinder, the inside of motor mount is provided with servo motor. The utility model discloses a pneumatic cylinder uses with servo motor's cooperation, replaces manual operation to carry out the soil sample, cooperates the broken piece of spiral and the broken soil of tooth simultaneously, is adapted to the soil sample work of different hardness, has improved work efficiency and suitability, and servo motor operation arouses equipment resonance simultaneously in damper's design, has guaranteed the stability of integrated device operation.

Description

Soil sampling device of agricultural technology popularization usefulness

Technical Field

The utility model relates to a technical field that withers especially relates to a soil sampling device of agricultural technology popularization and use.

Background

The soil sampling device is a tool for acquiring a soil sample, and commonly used comprises a soil drill, a shovel and a shovel, wherein the soil drill is composed of a drill bit and a handle which are made of hard materials, the drill bit is usually spiral or cylindrical, the top end of the spiral drill bit is a pair of sharp knife edges which can be rotatably cut into soil, an expanded soil containing cavity is arranged next to the knife edges, and the soil sample to be collected can be guided into the cavity by downwards drilling into the soil surface along with the rotation of the handle; the diameter of the cylindrical soil drill is slightly different at two ends, and one end connected with the handle is slightly larger than the end contacted with soil, so that the soil which enters the cylinder when the soil drill fetches the soil can not be scattered due to the movement of the soil drill.

However, the soil sampling device for popularization of the existing agricultural technology requires manual extrusion of the sampling cylinder to perform soil sampling in the actual use process, the working efficiency is low, the application range is limited, the device is not suitable for soil sampling work with strong hardness, meanwhile, the motor drives the sampling cylinder to perform sampling, the device is easy to resonate, the normal operation of the whole device is affected, and the sampling cylinder is inconvenient to scrape and clean soil adhered to the inner wall of the sampling cylinder after sampling and discharging. Therefore, we propose a soil sampling device for agricultural technology popularization to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a soil sampling device for popularization of agricultural technology.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a soil sampling device of agricultural technology popularization usefulness, includes and pushes up the dish, department's welding has the handle in the middle of the upper end of top dish, and pushes up the below of dish and be provided with the end ring, the pole setting that two symmetries of fixedly connected with set up between top dish and the end ring, and the fixedly connected with pneumatic cylinder of department in the middle of the lower extreme of top dish, the output fixedly connected with motor mount of pneumatic cylinder, the inside of motor mount is provided with servo motor, and servo motor's output has a hollow shaft through the coupling joint, the lower extreme fixedly connected with sampling tube of hollow shaft.

Preferably, the motor mount includes the roof with the output fixed connection of pneumatic cylinder, the below of roof is provided with the bottom plate, the dead lever that two symmetries of fixedly connected with set up between roof and the bottom plate, servo motor sets up the top that is close to the bottom plate in the inside of motor mount, and is connected with damper between servo motor and the bottom plate, two limit slide of fixedly connected with on the lateral wall of roof, limit slide sliding connection is on the annular surface of pole setting.

Preferably, the damping mechanism comprises a damping spring, the damping spring is fixedly connected between the servo motor and the bottom plate, a fixing sleeve fixedly connected with the upper end of the bottom plate is arranged inside the damping spring, an inner shaft is movably connected inside the fixing sleeve, and the upper end of the inner shaft is fixedly connected with the servo motor.

Preferably, the outer surface welding of sampling tube has the spiral crushing piece, and the lower extreme border department welding of sampling tube has the tooth, the inside of sampling tube is provided with the stripper plate, the annular lateral wall of stripper plate bonds and has the rubber circle, and the rubber circle is inconsistent with the annular inner wall of sampling tube.

Preferably, the middle of the upper end of the extrusion disc is fixedly connected with a movable rod, the movable rod penetrates through the sampling cylinder and extends to the inside of the hollow shaft, and the movable rod is movably connected to the inside of the hollow shaft.

Preferably, the annular side wall of the movable rod is welded with a pull rod, the annular side wall of the hollow shaft is provided with a straight notch matched with the pull rod, the pull rod is connected inside the straight notch in a sliding manner, and the annular surfaces of the pull rod and the handle are respectively provided with an anti-skidding sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the hydraulic cylinder and the servo motor are matched for use, manual operation is replaced for soil sampling, and meanwhile, the spiral crushing pieces and the teeth are matched for crushing soil, so that the soil sampling device is suitable for soil sampling work with different hardness, and the working efficiency and the applicability are improved;

2. through the damper who sets up, when servo motor operation during operation, axle and damping spring in the extrusion, interior axle removes to the fixed sleeve after receiving the extrusion, the elastic expansion of damping spring self forces interior axle to reset, and then make servo motor reset, the servo motor operation has been avoided and equipment resonance has been aroused, the normal operating of integrated equipment has been guaranteed, the stability performance when operation has been promoted, simultaneously when extruding the soil ejection of compact through the stripper plate, the rubber circle avoids the friction damage between the annular inner wall of stripper plate and sampling tube, and scrape the clearance to the soil of adhering at the annular inner wall of sampling tube simultaneously in the ejection of compact.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is an enlarged schematic structural view of the damping mechanism of the present invention;

fig. 3 is a schematic bottom view of the present invention;

fig. 4 is a front view of the sampling tube and the hollow shaft of the present invention.

In the figure: 1. a top tray; 2. a bottom ring; 3. erecting a rod; 4. a handle; 5. a hydraulic cylinder; 6. a motor fixing frame; 61. a top plate; 62. fixing the rod; 63. a base plate; 64. a limiting slide block; 7. a servo motor; 8. a damping mechanism; 81. an inner shaft; 82. fixing the sleeve; 83. a damping spring; 9. a hollow shaft; 91. a straight notch; 10. a sampling tube; 11. carrying out spiral crushing; 12. teeth; 13. an extrusion disc; 14. a rubber ring; 15. a movable rod; 16. a pull rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, comprising a top plate 1, a handle 4 welded in the middle of the upper end of the top plate 1, a bottom ring 2 arranged below the top plate 1, two symmetrically arranged upright rods 3 fixedly connected between the top plate 1 and the bottom ring 2, a hydraulic cylinder 5 fixedly connected in the middle of the lower end of the top plate 1, a motor fixing frame 6 fixedly connected with the output end of the hydraulic cylinder 5, a servo motor 7 arranged inside the motor fixing frame 6, a hollow shaft 9 connected with the output end of the servo motor 7 through a coupling, a sampling tube 10 fixedly connected with the lower end of the hollow shaft 9, a specific motor fixing frame 6 comprising a top plate 61 fixedly connected with the output end of the hydraulic cylinder 5, a bottom plate 63 arranged below the top plate 61, two symmetrically arranged fixing rods 62 fixedly connected between the top plate 61 and the bottom plate 63, the servo motor 7 arranged inside the motor fixing frame 6 near the top of the bottom plate, two limit slide 64 of fixedly connected with on the lateral wall of roof 61, limit slide 64 sliding connection is on the annular surface of pole setting 3, it is concrete, the outer skin weld of sampler barrel 10 has spiral crushing piece 11, and the welding of the lower extreme border department of sampler barrel 10 has tooth 12, the inside of sampler barrel 10 is provided with stripper disk 13, use through the cooperation of pneumatic cylinder 5 with servo motor 7, replace manual operation to carry out soil sampling, cooperate spiral crushing piece 11 and the broken soil of tooth 12 simultaneously, be adapted to the soil sampling work of different hardness, work efficiency and suitability have been improved.

Wherein, department fixedly connected with movable rod 15 in the middle of the upper end of stripper disk 13, movable rod 15 runs through the inside that sampler barrel 10 extends to hollow shaft 9, and movable rod 15 swing joint is in the inside of hollow shaft 9, it is concrete, the welding of the annular lateral wall of movable rod 15 has pull rod 16, pull rod 16 assorted straight flute mouth 91 has been seted up to the annular lateral wall of hollow shaft 9, and pull rod 16 sliding connection is in the inside of straight flute mouth 91, pull rod 16 is provided with the antiskid cover respectively with handle 4's annular surface, slide control movable rod 15 through pull rod 16 in straight flute mouth 91 drives stripper disk 13 extrusion soil ejection of compact fast, carry out anti-skidding processing to handle 4 and pull rod 16 simultaneously, prevent that the staff from appearing sliding when the pulling is used.

Wherein, a damping mechanism 8 is connected between the servo motor 7 and the bottom plate 63, concretely, the damping mechanism 8 comprises a damping spring 83, the damping spring 83 is fixedly connected between the servo motor 7 and the bottom plate 63, a fixed sleeve 82 fixedly connected with the upper end of the bottom plate 63 is arranged in the damping spring 83, an inner shaft 81 is movably connected in the fixed sleeve 82, the upper end of the inner shaft 81 is fixedly connected with the servo motor 7, concretely, a rubber ring 14 is bonded on the annular side wall of the extrusion disc 13, the rubber ring 14 is abutted against the annular inner wall of the sampling tube 10, through the arranged damping mechanism 8, when the servo motor 7 operates, the inner shaft 81 and the damping spring 83 are extruded, the inner shaft 81 is moved into the fixed sleeve 82 after being extruded, the elastic expansion of the damping spring 83 per se forces the inner shaft 81 to reset, so as to reset the servo motor 7, thereby avoiding the equipment resonance caused by the operation of the servo motor 7, the normal operating of the whole device is guaranteed, the stability during the operation is improved, meanwhile, when the soil is extruded through the extrusion disc 13, the rubber ring 14 avoids friction damage between the extrusion disc 13 and the annular inner wall of the sampling cylinder 10, and the soil adhered to the annular inner wall of the sampling cylinder 10 is scraped and cleaned during the discharging process.

The working principle of the utility model is that the hydraulic cylinder 5 is HOB40, the servo motor 7 is Y112M, the operator pulls the handle 4 with both hands to place the bottom ring 2 on the soil surface to be sampled, the hydraulic cylinder 5 and the servo motor 7 are respectively started to work, the hydraulic cylinder 5 drives the motor fixing frame 6 to translate below, the sliding of the limit slider 64 on the annular surface of the vertical rod 3 is matched, the moving stability of the motor fixing frame 6 is ensured, the servo motor 7 rotates to drive the hollow shaft 9 to rotate, the sampling cylinder 10 rotates, the spiral crushing piece 11 and the tooth 12 are matched to crush soil downwards for sampling, the soil sampling is carried out by replacing manual operation, the spiral crushing piece 11 and the tooth 12 are matched to crush soil simultaneously, the soil sampling work is suitable for soil sampling work with different hardness, the working efficiency and the applicability are improved, the damping mechanism 8 is arranged, when the servo motor 7 operates, extrude interior axle 81 and damping spring 83, interior axle 81 removes to fixed sleeve 82 after receiving the extrusion, damping spring 83 self elastic expansion forces interior axle 81 to reset, and then make servo motor 7 reset, servo motor 7 operation has been avoided causing equipment resonance, the normal operating of integrated device has been guaranteed, stability can when having promoted the operation, soil gets into the inside extrusion of sampling tube 10, extrusion dish 13 and rubber ring 14 move up, rubber ring 14 avoids rubbing damage between extrusion dish 13 and the annular inner wall of sampling tube 10, and then movable rod 15 shifts up in the inside of hollow shaft 9, drive pull rod 16 shifts up in the inside of straight notch 91, after the sample is finished, pulling pull rod 16 downwards and forcing extrusion dish 13 extrusion soil to get the material, rubber ring 14 scrapes the clearance to the soil that adheres at the annular inner wall of sampling tube 10 when the ejection of compact simultaneously.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a soil sampling device of agricultural technology popularization usefulness, includes top dish (1), its characterized in that, department's welding has handle (4) in the middle of the upper end of top dish (1), and the below of top dish (1) is provided with bottom ring (2), pole setting (3) that two symmetries of fixedly connected with set up between top dish (1) and bottom ring (2), and locate fixedly connected with pneumatic cylinder (5) in the middle of the lower extreme of top dish (1), the output end fixedly connected with motor mount (6) of pneumatic cylinder (5), the inside of motor mount (6) is provided with servo motor (7), and the output of servo motor (7) has hollow shaft (9) through the coupling joint, the lower extreme fixedly connected with sampling tube (10) of hollow shaft (9).

2. The soil sampling device of claim 1, wherein the motor fixing frame (6) comprises a top plate (61) fixedly connected with the output end of the hydraulic cylinder (5), a bottom plate (63) is arranged below the top plate (61), two symmetrically arranged fixing rods (62) are fixedly connected between the top plate (61) and the bottom plate (63), the servo motor (7) is arranged in the motor fixing frame (6) and close to the top of the bottom plate (63), a damping mechanism (8) is connected between the servo motor (7) and the bottom plate (63), two limiting sliding blocks (64) are fixedly connected to the side wall of the top plate (61), and the limiting sliding blocks (64) are slidably connected to the annular surface of the vertical rod (3).

3. The soil sampling device for agricultural technology popularization according to claim 2, characterized in that the damping mechanism (8) comprises a damping spring (83), the damping spring (83) is fixedly connected between the servo motor (7) and the bottom plate (63), a fixed sleeve (82) fixedly connected with the upper end of the bottom plate (63) is arranged inside the damping spring (83), an inner shaft (81) is movably connected inside the fixed sleeve (82), and the upper end of the inner shaft (81) is fixedly connected with the servo motor (7).

4. The soil sampling device for agricultural technology popularization according to claim 2, characterized in that the outer surface of the sampling cylinder (10) is welded with a spiral crushing piece (11), the lower end edge of the sampling cylinder (10) is welded with teeth (12), the inside of the sampling cylinder (10) is provided with a squeezing disc (13), the annular side wall of the squeezing disc (13) is bonded with a rubber ring (14), and the rubber ring (14) is abutted against the annular inner wall of the sampling cylinder (10).

5. The soil sampling device for agricultural technology popularization according to claim 4, characterized in that a movable rod (15) is fixedly connected to the middle of the upper end of the squeezing disc (13), the movable rod (15) penetrates through the sampling cylinder (10) and extends to the inside of the hollow shaft (9), and the movable rod (15) is movably connected to the inside of the hollow shaft (9).

6. The soil sampling device for agricultural technology popularization according to claim 5, characterized in that a pull rod (16) is welded on the annular side wall of the movable rod (15), a straight notch (91) matched with the pull rod (16) is formed in the annular side wall of the hollow shaft (9), the pull rod (16) is connected inside the straight notch (91) in a sliding mode, and anti-skidding sleeves are respectively arranged on the annular surfaces of the pull rod (16) and the handle (4).