Soil detection sampling device for geological survey

Abstract

The utility model discloses a soil detection sampling device for geological survey, which comprises a main body, a pedal is fixedly connected to the outer wall of the main body, a sleeve penetrates through and is rotatably connected to the interior of the main body, a sampling device is arranged in the sleeve, and a handle is rotated to drive the sleeve to rotate, so that the sampling device is arranged in the sleeve. The sleeve rotates to drive the threaded rod to move downwards, the threaded rod moves downwards to move the sampling groove out of the sleeve, soil is sampled through the sampling groove, the soil enters the sampling groove, at the moment, the sleeve is reversely rotated to move the threaded rod upwards to enter the sleeve, and at the moment, the main body is pulled out; then a sleeve is rotated to move a threaded rod out of the interior of the sleeve, at the moment, a movable plate is extruded, the movable plate is extruded to drive an extrusion plate through a connecting rod to extrude soil in a sampling groove, a worker can conveniently sample, and soil layers with different depths can be sampled at a time; and the sampled soil is not polluted by external soil.

Description

Technical Field

[0001] The utility model relates to the technical field of geological survey, in particular to a soil detection and sampling device for geological survey. Background Art

[0002] The field of geological engineering is applicable to industries including geological surveys, exploration, and evaluation of oil, gas, and solid mineral resources, large-scale industrial and mining enterprises, water conservancy and hydropower construction, highway and railway construction, engineering geology, hydrogeology, geological environment, and geological disaster investigation, exploration, and monitoring. Soil sampling devices used in geological surveys are often called soil samplers or soil drills. These devices are designed to efficiently and accurately obtain soil samples for analysis and evaluation of subsurface geological characteristics.

[0003] Publication number CN215640269U discloses a soil sampling device for geological engineering, which relates to the field of geological engineering. The device comprises a fixed housing with fixed plates mounted on both sides of the housing, a control housing disposed on top of the housing, and a drive assembly disposed at the top of the housing's interior, the drive assembly comprising a motor.

[0004] In the above document, soil sampling is carried out in the place where the survey is required by driving the sampling slot by a drill bit, and soil is collected uniformly during the sampling process, and then soil samples are collected according to different positions. This method is usually unable to accurately sample soil layers of different depths. It is usually necessary to take out all the soil in the entire cylindrical soil sampling device and select the sampling soil from it. This not only brings great inconvenience to soil sampling, but also has the problem of low sampling depth accuracy. Utility Model Content

[0005] The purpose of the present utility model is to provide a soil detection and sampling device for geological surveying, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a soil detection sampling device for geological survey, comprising a main body, an outer wall of the main body is fixedly connected to a pedal, a sleeve is passed through and rotatably connected to the interior of the main body, a handle is fixedly connected to the top of the sleeve, a sampling device is provided inside the sleeve, a threaded cavity is provided inside the sleeve, a threaded rod is threadedly connected to the inner wall of the threaded cavity, a sampling groove is provided on the outer wall of the threaded rod, an anti-drop plate is fixedly connected to the inner wall of the sampling groove, a limiting groove is provided inside the sampling groove, a movable plate is slidably connected to the inner wall of the limiting groove, the outer wall of the movable plate is fixedly connected to a connecting rod, an end of the connecting rod away from the movable plate is fixedly connected to an extrusion plate, and a drill bit is fixedly connected to the bottom end of the threaded rod.

[0007] As a further preferred embodiment of the present technical solution, the drill bit is conical in shape, and one end of the extrusion plate close to the connecting rod is in contact with the inner wall of the sampling groove.

[0008] As a further preferred embodiment of the present technical solution, there are three sampling slots in total, and the three sampling slots are distributed in a linear array on the outer wall of the threaded rod.

[0009] As a further preferred embodiment of the present technical solution, the anti-dropping plate is shaped as an incline, and two anti-dropping plates are provided inside the sampling trough, and the two anti-dropping plates are symmetrically distributed.

[0010] As a further preferred embodiment of the present technical solution, a supporting device is provided on the outer side of the main body, a placement cavity is opened on the outer wall of the main body, and a rotating shaft is rotatably connected to the inner wall of the placement cavity.

[0011] As a further preferred embodiment of the present technical solution, a fixing plate is fixedly connected to the outer wall of the rotating shaft, and a fixed column is fixedly connected to the bottom end of the fixing plate.

[0012] As a further preferred embodiment of the present technical solution, a torsion spring rod is fixedly connected to the outer wall of the main body, and a limiting rod is fixedly connected to the outer wall of the torsion spring rod.

[0013] The utility model provides a soil detection and sampling device for geological survey, which has the following beneficial effects:

[0014] (1) The utility model rotates the handle, and the rotation of the handle drives the sleeve to rotate, and the rotation of the sleeve drives the threaded rod to move downward. The threaded rod moves downward to move the sampling groove out of the sleeve, and the soil is sampled through the sampling groove. The soil enters the sampling groove. At this time, the sleeve is rotated in the opposite direction to move the threaded rod upward into the sleeve. At this time, the main body is pulled out, and then the sleeve is rotated to move the threaded rod out of the sleeve. At this time, the moving plate is squeezed, and the moving plate is squeezed to drive the squeezing plate to squeeze the soil inside the sampling groove through the connecting rod, which is convenient for staff to take samples, and soil layers of different depths can be sampled at one time, and the sampled soil will not be contaminated by external soil.

[0015] (2) The present invention rotates the torsion spring rod, which drives the limit rod to shift. At this time, the limit rod is separated from the obstruction of the fixed plate. At this time, the fixed plate is flipped over, and the rotation of the shaft drives the fixed plate to be separated from the inside of the placement cavity, and the fixed column is inserted into the ground to maintain the stability of the main body during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall three-dimensional appearance structure of the utility model;

[0017] Figure 2This is a schematic diagram of the overall cross-sectional structure of the utility model;

[0018] Figure 3 This is a schematic structural diagram of the sampling device of the present utility model;

[0019] Figure 4 This is a schematic structural diagram of the support device of the present utility model.

[0020] In the figure: 1. Main body; 2. Pedal; 3. Sleeve; 4. Handle; 5. Sampling device; 51. Threaded cavity; 52. Threaded rod; 53. Sampling slot; 54. Anti-drop plate; 55. Limiting slot; 56. Moving plate; 57. Connecting rod; 58. Extrusion plate; 59. Drill bit; 6. Support device; 62. Rotating shaft; 63. Fixed plate; 64. Fixed column; 65. Torsion spring rod; 66. Limiting rod; 67. Placement cavity. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0022] The utility model provides a technical solution: Figures 1 to 4 As shown, in this embodiment, a soil detection and sampling device for geological survey includes a main body 1, the outer wall of the main body 1 is fixedly connected to a pedal 2, the interior of the main body 1 is penetrated and rotatably connected to a sleeve 3, the top of the sleeve 3 is fixedly connected to a handle 4, and a sampling device 5 is provided inside the sleeve 3. A threaded cavity 51 is provided inside the sleeve 3, and a threaded rod 52 is threadedly connected to the inner wall of the threaded cavity 51. A sampling groove 53 is provided on the outer wall of the threaded rod 52, and an anti-drop plate 54 is fixedly connected to the inner wall of the sampling groove 53. A limiting groove 55 is provided inside the sampling groove 53, and a movable plate 56 is slidably connected to the inner wall of the limiting groove 55. The outer wall of the movable plate 56 is fixedly connected to a connecting rod 57, and the end of the connecting rod 57 away from the movable plate 56 is fixedly connected to an extrusion plate 58, and the bottom end of the threaded rod 52 is fixedly connected to a drill bit 59.

[0023] The drill bit 59 is conical in shape, and one end of the extrusion plate 58 close to the connecting rod 57 is in contact with the inner wall of the sampling groove 53 .

[0024] The squeezing plate 58 can assist the staff in taking out the soil inside the sampling trough 53 .

[0025] There are three sampling slots 53 in total, and the three sampling slots 53 are distributed in a linear array on the outer wall of the threaded rod 52 .

[0026] Through the sampling slots 53 , multiple sampling slots 53 can perform sampling and testing on soil at different depths at the same location.

[0027] The anti-dropping plate 54 is shaped like an incline, and two anti-dropping plates 54 are provided inside the sampling slot 53 , and the two anti-dropping plates 54 are symmetrically distributed.

[0028] The anti-drop plate 54 can limit the soil inside the sampling groove 53 to prevent the soil from falling off.

[0029] A supporting device 6 is provided on the outside of the main body 1 , a placement cavity 67 is provided on the outer wall of the main body 1 , and a rotating shaft 62 is rotatably connected to the inner wall of the placement cavity 67 .

[0030] The supporting device 6 maintains the stability of the main body 1 during the sampling process.

[0031] The outer wall of the rotating shaft 62 is fixedly connected to a fixing plate 63 , and the bottom end of the fixing plate 63 is fixedly connected to a fixed column 64 .

[0032] The fixing column 64 is inserted into the ground to further maintain the stability of the main body 1.

[0033] The outer wall of the main body 1 is fixedly connected to a torsion spring rod 65 , and the outer wall of the torsion spring rod 65 is fixedly connected to a limiting rod 66 .

[0034] The limiting rod 66 can limit the position of the fixing plate 63 so that the fixing plate 63 is stored inside the prevention cavity 67, which is convenient for staff to carry.

[0035] The utility model provides a soil detection and sampling device for geological survey, and the specific working principle is as follows:

[0036] When in use, the staff rotates the torsion spring rod 65, and the rotation of the torsion spring rod 65 drives the limit rod 66 to deviate. At this time, the limit rod 66 is out of the shielding of the fixed plate 63. At this time, the fixed plate 63 is flipped over, and the rotation of the rotating shaft 62 drives the fixed plate 63 out of the placement cavity 67, and the fixed column 64 is inserted into the ground body 1 for fixation. At this time, the body 1 is pressed downward, and the staff presses the pedal 2 downward to insert the sleeve 3 into the ground. At this time, the staff rotates the handle 4, and the rotation of the handle 4 drives the sleeve 3 to rotate, and the rotation of the sleeve 3 drives the threaded rod 52 downward. Move, the threaded rod 52 moves downward to move the sampling groove 53 out of the sleeve 3, and the soil is sampled through the sampling groove 53. The soil enters the sampling groove 53. At this time, the sleeve 3 is rotated in the opposite direction to move the threaded rod 52 upward into the sleeve 3. At this time, the main body 1 is pulled out, and then the sleeve 3 is rotated to move the threaded rod 52 out of the sleeve 3. At this time, the moving plate 56 is squeezed. The moving plate 56 is squeezed and drives the squeezing plate 58 to squeeze the soil inside the sampling groove 53 through the connecting rod 57, which is convenient for the staff to take samples.

[0037] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A soil detection and sampling device for geological survey, comprising a main body (1), characterized in that: The outer wall of the main body (1) is fixedly connected with a pedal (2), the interior of the main body (1) is penetrated and rotatably connected with a sleeve (3), the top of the sleeve (3) is fixedly connected with a handle (4), the interior of the sleeve (3) is provided with a sampling device (5), the interior of the sleeve (3) is provided with a threaded cavity (51), the inner wall of the threaded cavity (51) is threadedly connected with a threaded rod (52), the outer wall of the threaded rod (52) is provided with a sampling groove (53), the inner wall of the sampling groove (53) is fixedly connected with an anti-drop plate (54), the interior of the sampling groove (53) is provided with a limiting groove (55), the inner wall of the limiting groove (55) is slidably connected with a movable plate (56), the outer wall of the movable plate (56) is fixedly connected with a connecting rod (57), the end of the connecting rod (57) away from the movable plate (56) is fixedly connected with an extrusion plate (58), and the bottom end of the threaded rod (52) is fixedly connected with a drill bit (59).

2. A soil detection and sampling device for geological survey according to claim 1, characterized in that: The drill bit (59) is conical in shape, and one end of the extrusion plate (58) close to the connecting rod (57) is in contact with the inner wall of the sampling groove (53).

3. The soil detection and sampling device for geological survey according to claim 2, characterized in that: There are three sampling slots (53) in total, and the three sampling slots (53) are distributed in a linear array on the outer wall of the threaded rod (52).

4. The soil detection and sampling device for geological survey according to claim 3, characterized in that: The anti-drop plate (54) is in an inclined shape, and two anti-drop plates (54) are provided inside the sampling trough (53), and the two anti-drop plates (54) are symmetrically distributed.

5. The soil detection and sampling device for geological survey according to claim 4, characterized in that: A supporting device (6) is provided on the outer side of the main body (1), a placement cavity (67) is provided on the outer wall of the main body (1), and a rotating shaft (62) is rotatably connected to the inner wall of the placement cavity (67).

6. The soil detection and sampling device for geological survey according to claim 5, characterized in that: The outer wall of the rotating shaft (62) is fixedly connected to a fixing plate (63), and the bottom end of the fixing plate (63) is fixedly connected to a fixed column (64).

7. The soil detection and sampling device for geological survey according to claim 6, characterized in that: The outer wall of the main body (1) is fixedly connected to a torsion spring rod (65), and the outer wall of the torsion spring rod (65) is fixedly connected to a limiting rod (66).

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