CN221925678U - Sampling device for geological exploration - Google Patents

Abstract

The utility model discloses a sampling device for geological exploration, which belongs to the technical field of geological exploration and comprises a box body, wherein a movable plate and a lifting mechanism are arranged in the box body, a sampling tube is arranged on the bottom surface of the movable plate, a second motor is arranged on the top surface of the movable plate, a rotating shaft is arranged in the sampling tube, a helical blade is arranged on the outer wall of the rotating shaft, the bottom surface of the rotating shaft is connected with a drill bit through a connecting rod, a sampling port is arranged on the bottom surface of the box body, a discharge tube is arranged on the outer wall of the sampling tube, a channel is arranged on the side wall of the box body, a universal wheel is arranged on the bottom surface of the box body, and a handle is further arranged on the left side of the box body. The spiral blades are arranged in the sampling tube for lifting, and soil samples enter the collecting box through the discharging tube to automatically collect the soil samples; through elevating system and drill bit cooperation to the soil drilling, need not to change the instrument after the drilling just can draw the soil sample of depths, the sample is convenient, and work efficiency is high, has reduced intensity of labour.

Description

A sampling device for geological exploration

Technical Field

The utility model relates to the technical field of geological exploration, in particular to a sampling device for geological exploration.

Background Art

Geological exploration is a survey and research activity that uses various means and methods to survey and detect geology, determine the appropriate bearing layer, determine the foundation type according to the bearing capacity of the bearing layer, and calculate the foundation parameters. It is an investigation and research activity that discovers industrially significant mineral deposits during mineral surveys, provides mineral reserves and geological data required for mine construction design, and investigates and studies the geological conditions of rocks, strata, structures, minerals, hydrology, landforms, etc. in a certain area in order to ascertain the quality and quantity of minerals and the technical conditions for mining and utilization. In the process of geological exploration, sampling of soil layers is a very important link.

When sampling the soil surface, a manual sampling shovel can be used. When sampling the deep soil layer, it is necessary to first use a drilling tool to drill a hole, and then use a sampling tool to take a sample. Sampling in this way requires two steps. Drilling and sampling require different tools. The tools also need to be replaced during the operation, which is inconvenient and affects work efficiency.

Utility Model Content

The utility model aims to provide a sampling device for geological prospecting, which solves the problem that a manual sampling shovel can be used for sampling on the soil surface, but when sampling deep soil layers, a hole needs to be drilled with a drilling tool first, and then a sampling tool is used for sampling. Sampling in this way requires two steps, and different tools are needed for drilling and sampling. The tools also need to be replaced during the operation, which is inconvenient to operate and affects work efficiency.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

The utility model discloses a sampling device for geological prospecting, comprising a box body, wherein a movable plate and a lifting mechanism for driving the movable plate to move are arranged inside the box body, a sampling tube is arranged on the bottom surface of the movable plate, a second motor is arranged on the top surface of the movable plate, a rotating shaft is arranged inside the sampling tube, the top end of the rotating shaft passes through the movable plate and is connected with the output shaft of the second motor, a spiral blade is arranged on the outer wall of the rotating shaft, a drill bit is connected to the bottom surface of the rotating shaft through a connecting rod, a sampling port is arranged on the bottom surface of the box body, a discharge pipe is arranged on the outer wall of the sampling tube near the top, a channel for the discharge pipe to pass through is arranged on the side wall of the box body, a universal wheel is arranged on the bottom surface of the box body, and a handle is also arranged on the left side of the box body.

Furthermore, the lifting mechanism includes two threaded rods and two guide rods, the threaded rods are rotatably connected to the box, the guide rods are fixedly connected to the box, a threaded hole matching the threaded rods is provided on the right side of the movable plate, and a through hole matching the guide rods is provided on the left side of the movable plate, the top of one of the threaded rods is connected to the output shaft of the first motor, a driving wheel is installed on the threaded rod, and a driven wheel is installed on the other threaded rod, and the driving wheel and the driven wheel are connected by a transmission belt.

Furthermore, a placement plate is provided on the outer wall of the box body, a collection box is provided on the placement plate, and the discharge pipe passes through the channel and then extends to the top of the collection box.

Furthermore, an observation window is provided on the side wall of the collection box.

Furthermore, a slide groove is arranged on the placement plate, and a slide bar matching the slide groove is arranged on the bottom surface of the collection box.

Furthermore, the cross-sections of the slide groove and the slide bar are both set to be T-shaped.

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

The utility model discloses the soil sampling device is convenient for the soil sampling of various geological conditions, has high working efficiency and can carry out geological exploration work better; the sampling tube is provided with spiral blades for lifting materials, and the soil samples enter the collecting box through the discharging pipe, and the soil samples are automatically collected to improve the working efficiency; the soil can be drilled by the cooperation of the lifting mechanism and the drill bit, and the soil samples at a deep place can be extracted without changing the tools after drilling, so the sampling is convenient, the working efficiency is high and the labor intensity of the staff is reduced.

BRIEF DESCRIPTION OF THE DRAWINGS

The utility model will be further described below in conjunction with the accompanying drawings.

FIG1 is a cross-sectional view of a sampling device for geological exploration according to the present invention;

FIG2 is a schematic diagram of the three-dimensional structure of the lifting mechanism of the utility model;

FIG3 is a schematic diagram of the three-dimensional structure of the collecting box and the placing plate of the utility model;

FIG. 4 is a side view of the sampling device for geological exploration of the present invention.

Explanation of the reference numerals: 1. housing; 101. sampling port; 102. channel; 2. first motor; 3. threaded rod; 4. movable plate; 5. guide rod; 6. sampling tube; 7. second motor; 8. rotating shaft; 9. spiral blade; 10. connecting rod; 11. drill bit; 12. discharge pipe; 13. collecting box; 1301. observation window; 1302. slide bar; 14. placement plate; 1401. slide groove; 15. universal wheel; 16. handle; 17. driving wheel; 18. driven wheel; 19. transmission belt; 20. connecting plate; 21. fixing pile.

DETAILED DESCRIPTION

As shown in Figures 1-4, a sampling device for geological exploration includes a box body 1, a movable plate 4 and a lifting mechanism for driving the movable plate 4 to move are installed inside the box body 1, the bottom surface of the movable plate 4 is connected to a sampling tube 6, the top surface of the movable plate 4 is installed with a second motor 7, the inside of the sampling tube 6 is connected with a rotating shaft 8, the top end of the rotating shaft 8 passes through the movable plate 4 and is connected to the output shaft of the second motor 7, a spiral blade 9 is welded on the outer wall of the rotating shaft 8, the bottom surface of the rotating shaft 8 is connected to a drill bit 11 through a connecting rod 10, a sampling port 101 is opened on the bottom surface of the box body 1, a discharge pipe 12 is connected to the outer wall of the sampling tube 6 near the top, a channel 102 for the discharge pipe 12 to pass through is opened on the side wall of the box body 1, four universal wheels 15 are connected to the bottom surface of the box body 1, and a handle 16 is also welded on the left side of the box body 1.

As shown in FIG2 , the lifting mechanism includes two threaded rods 3 and two guide rods 5, the threaded rods 3 are rotatably connected to the upper and lower sides of the box body 1 through bearings, the upper and lower ends of the guide rods 5 are fixedly connected to the box body 1, the right side of the movable plate 4 is provided with two threaded holes matching the threaded rods 3, and the left side of the movable plate 4 is provided with two through holes matching the guide rods 5, the top of one of the threaded rods 3 is connected to the output shaft of the first motor 2, the threaded rod 3 is provided with a driving wheel 17, and the other threaded rod 3 is provided with a driven wheel 18, and the driving wheel 17 and the driven wheel 18 are connected through a transmission belt 19; the two threaded rods 3 and the two guide rods 5 are arranged at the four corners of the movable plate 4, the first motor 2 is started, the first motor 2 drives the threaded rod 3 connected thereto to rotate, the driving wheel 17 rotates synchronously, and the driven wheel 18 is driven to rotate through the transmission belt 19, thereby driving another threaded rod 3, the movable plate 4 moves up and down along the threaded rod 3, and drives the sampling tube 6 to move up and down.

A placement plate 14 is connected to the outer wall of the box body 1, and a collection box 13 is placed on the placement plate 14. The discharge pipe 12 passes through the channel 102 and extends to the top of the collection box 13. An observation window 1301 is installed on the side wall of the collection box 13, and there is a scale on the observation window, so that the amount of soil samples collected in the collection box 13 can be monitored in real time to meet subsequent detection needs.

As shown in FIG3 , in order to ensure that the collection box 13 is placed firmly, a slide groove 1401 is provided on the placement plate 14, and a slide bar 1302 matching the slide groove 1401 is connected to the bottom surface of the collection box 13. In this embodiment, the cross-sections of the slide groove 1401 and the slide bar 1302 are both set to be T-shaped; when the collection box 13 needs to be removed, the collection box 13 is pulled to the right, and the slide bar 1302 slides along the slide groove 1401, so that the collection box 13 can be easily removed. By using the slide bar in conjunction with the slide groove, the stability of the collection box can be improved to prevent the collection box from tilting or falling during the sampling process.

As shown in FIG. 4 , connecting plates 20 are welded on the front and rear sides of the box body 1 , and fixing piles 21 are threadedly connected to the connecting plates 20 . After the operator pushes the handle 16 to move the entire device to a pre-selected sampling location, the fixing piles 21 are rotated downward so that the fixing piles are inserted into the ground to fix the position of the box body 1 .

The working process of the utility model is as follows:

First, the operator pushes the handle 16 to move the entire device to the pre-selected sampling location; then, the first motor 2 is started, and the first motor 2 drives the threaded rod 3 connected thereto to rotate, and the driving wheel 17 rotates synchronously, and drives the driven wheel 18 to rotate through the transmission belt 19, thereby driving another threaded rod 3, and the movable plate 4 moves downward along the threaded rod 3, driving the sampling tube 6 to move downward, and the drill bit 11 moves downward through the sampling port 101. When the drill bit 11 contacts the ground, the second motor 7 is started, and the second motor 7 drives the rotating shaft 8, the spiral blade 9, and the drill bit 11 to rotate, and the drill bit 11 samples the soil surface. During the rotation of the spiral blade 9, the soil sample is driven to move upward, and the soil sample is discharged through the discharge pipe 12 and falls into the collection box 13 for collection.

When it is necessary to sample the deep soil layer, the first motor 2 and the second motor 7 are started at the same time. The first motor 2 drives the movable plate 4, the sampling tube 6, and the drill bit 11 to move downward, and the drill bit 11 rotates to drill a hole. The soil generated during the drilling process is discharged to the outside of the box body 1 through the discharge pipe 12. When the predetermined depth is reached, the collecting box 13 is installed on the placing plate 14, and the second motor 7 drives the drill bit 11 to rotate for sampling. The spiral blade 9 rotates to lift the soil sample upward, and the soil sample is discharged through the discharge pipe 12 and falls into the collecting box 13 for collection.

The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims (6)

1. A sampling device for geological prospecting, characterized in that: it comprises a box (1), a movable plate (4) and a lifting mechanism for driving the movable plate (4) to move are arranged inside the box (1), a sampling tube (6) is arranged on the bottom surface of the movable plate (4), a second motor (7) is arranged on the top surface of the movable plate (4), a rotating shaft (8) is arranged inside the sampling tube (6), the top end of the rotating shaft (8) passes through the movable plate (4) and is connected to the output shaft of the second motor (7), and the rotating shaft (8) ) is provided with a spiral blade (9) on the outer wall, the bottom surface of the rotating shaft (8) is connected to a drill bit (11) via a connecting rod (10), a sampling port (101) is provided on the bottom surface of the box body (1), a discharge pipe (12) is provided on the outer wall of the sampling tube (6) near the top, a channel (102) for the discharge pipe (12) to pass through is provided on the side wall of the box body (1), a universal wheel (15) is provided on the bottom surface of the box body (1), and a handle (16) is also provided on the left side of the box body (1). 2. The sampling device for geological prospecting according to claim 1 is characterized in that: the lifting mechanism comprises two threaded rods (3) and two guide rods (5), the threaded rods (3) are rotatably connected to the box (1), the guide rods (5) are fixedly connected to the box (1), the right side of the movable plate (4) is provided with a threaded hole matching the threaded rods (3), and the left side of the movable plate (4) is provided with a through hole matching the guide rods (5), the top of one of the threaded rods (3) is connected to the output shaft of the first motor (2), a driving wheel (17) is installed on the threaded rod (3), and a driven wheel (18) is installed on the other threaded rod (3), and the driving wheel (17) and the driven wheel (18) are connected by a transmission belt (19). 3. The sampling device for geological exploration according to claim 1 is characterized in that: a placement plate (14) is provided on the outer wall of the box body (1), a collection box (13) is provided on the placement plate (14), and the discharge pipe (12) passes through the channel (102) and extends to the top of the collection box (13). 4. The sampling device for geological exploration according to claim 3, characterized in that an observation window (1301) is provided on the side wall of the collecting box (13). 5. The sampling device for geological prospecting according to claim 3 is characterized in that: a slide groove (1401) is provided on the placement plate (14), and a slide bar (1302) matching the slide groove (1401) is provided on the bottom surface of the collection box (13). 6. The sampling device for geological prospecting according to claim 5, characterized in that the cross-sections of the slide groove (1401) and the slide bar (1302) are both set to be T-shaped.