CN212513727U

CN212513727U - Special sampling drill bit of high accuracy geological survey

Info

Publication number: CN212513727U
Application number: CN202021443853.XU
Authority: CN
Inventors: 魏传义; 尹功明; 刘春茹; 李文朋
Original assignee: INSTITUTE OF GEOLOGY CHINA EARTHQUAKE ADMINISTRATION
Current assignee: INSTITUTE OF GEOLOGY CHINA EARTHQUAKE ADMINISTRATION
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-02-09
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a special sampling drill bit for high-precision geological exploration, which comprises a plate body, wherein a motor is arranged on the upper surface of the plate body, an output shaft of the motor penetrates through the inner side wall of the plate body and is fixedly connected with a threaded rod through a flange sheet, the outer side wall of the threaded rod is in threaded connection with a first pipe body, the bottom of the first pipe body is welded with a sampling pipe, the threaded rod drives the first pipe body to lift, the second pipe body drives the sliding block to slide in the third pipe body, the bearing has a function of righting the first pipe body, so that the shaking amplitude of the first pipe body is reduced, when the sampling pipe drills soil, the soil is drilled into the sampling pipe, and after deeper soil enters the sampling pipe, outside the sampling tube is extruded to the shallow soil that will get into at first through the through-hole, the precision that makes the sample of borrowing soil is higher, has solved the sample drill bit and has followed the skew problem that produces the influence to deeper soil of health and shallower soil easily.

Description

Special sampling drill bit of high accuracy geological survey

Technical Field

The utility model relates to a geological survey technical field specifically is a special sample drill bit of high accuracy geological survey.

Background

Geological exploration refers to investigation and research activities of surveying and detecting geology through various means and methods, determining a proper bearing stratum, determining a foundation type according to the foundation bearing capacity of the bearing stratum, and calculating foundation parameters. Exploration is to find an industrially significant mineral deposit in mineral census, provide mineral reserves and geological data required by mine construction design for finding out the quality and quantity of mineral products and technical conditions of mining and utilization, and carry out investigation and research work on geological conditions such as rocks, strata, structures, mineral products, hydrology, landforms and the like in a certain area;

need use the sample drill bit when taking a sample to deep soil, often need artifical pressure application to make the sample drill bit go deep into soil when taking a sample, labour consumption is bigger like this, and the soil in-process is impressed at the sample drill bit, when the manual work is gone into the drill bit deeply, the straightness that hangs down of sample drill bit can't accurate grasp, the sample drill bit is askew easily along with staff's health, the sample position that leads to taking out is inaccurate, and the soil property of shallower layer soil and the difference that the deeper soil horizon all has the numerical value on humidity and composition, shallower soil horizon and the deeper soil horizon mix can cause the influence on the numerical value detects to deeper soil, for this reason, provide a special sample drill bit of high accuracy geological survey.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a special sample drill bit of high accuracy geological survey.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a special sampling drill bit for high-precision geological exploration comprises a plate body, wherein a motor is mounted on the upper surface of the plate body, an output shaft of the motor penetrates through the inner side wall of the plate body and is fixedly connected with a threaded rod through a flange sheet, the outer side wall of the threaded rod is in threaded connection with a first tube body, a sampling tube is welded at the bottom of the first tube body, two through holes are symmetrically formed in the inner side wall of the sampling tube, two third tube bodies are symmetrically welded on the lower surface of the plate body, a sixth tube body is welded on the outer side wall of each of the two third tube bodies, a third tube body is welded at one end of each of the sixth tube bodies, a bearing is welded on the inner side wall of each of the third tube bodies, an inner ring of the bearing is rotatably connected with the outer side wall of the first tube body, a sliding block is slidably connected with the inner side wall of, the welding of the one end of second fixed block has the spring, the lateral wall of second fixed block welds in the lateral wall of first body, the one end of spring weld in the inside wall of second body.

Preferably, the upper surface of the plate body is in threaded connection with a first shell, and the outer side of the motor is sleeved with the inner side wall of the first shell.

Preferably, the upper surface of the plate body is symmetrically welded with two handles, and the outer side walls of the two handles are both coated with rubber anti-slip sleeves.

Preferably, the mutual symmetry in bottom four corners of plate body has all welded first fixed block, the inside wall of first fixed block articulates there is the sleeve, the telescopic inside wall has cup jointed the first body of rod.

Preferably, the outer side wall welding of the first body of rod has the circular plate, the inside wall of circular plate articulates there is the second body of rod.

Preferably, the lateral wall of the first body of rod articulates there is the fourth body of rod, the bottom welding of the fourth body of rod has the limiting plate, the lower surface middle part welding of limiting plate has the fifth body of rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a special sample drill bit of high accuracy geological survey possesses following beneficial effect: drive first body through the threaded rod and go up and down, the second body drives the slider and slides in the third body of rod, the bearing plays the effect of rightting to first body, make first body range of rocking diminish, when the sampling tube drills into soil, drill into the sampling tube with soil, after the soil of deep layer gets into the sampling tube, extrude the sampling tube outside the shallow soil that will at first get into through the through-hole, make the precision of soil sampling higher, the problem of sampling drill bit easily following the health and askew and produce the influence to deep soil with shallow soil is solved.

Drawings

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

fig. 2 is a schematic structural view of a second tube of the present invention;

fig. 3 is a schematic structural view of the third tube of the present invention.

In the figure: 1. a plate body; 2. a first fixed block; 3. a sleeve; 4. a first rod body; 5. a circular plate; 6. a second rod body; 7. a first housing; 8. a motor; 9. a threaded rod; 10. a second fixed block; 11. a first pipe body; 12. a sampling tube; 14. a flange sheet; 15. a third rod body; 16. a second tube body; 17. a slider; 18. a bearing; 19. a third tube; 20. a through hole; 21. a fourth rod body; 22. a limiting plate; 23. a fifth rod body; 24. a sixth rod body; 25. a handle; 26. a rubber anti-slip sleeve; 27. a spring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: a special sampling drill bit for high-precision geological exploration comprises a plate body 1, wherein a motor 8 is installed on the upper surface of the plate body 1, an output shaft of the motor 8 penetrates through the inner side wall of the plate body 1 and is fixedly connected with a threaded rod 9 through a flange sheet 14, the outer side wall of the threaded rod 9 is in threaded connection with a first tube body 11, a sampling tube 12 is welded at the bottom of the first tube body 11, two through holes 20 are symmetrically formed in the inner side wall of the sampling tube 12, two third tube bodies 15 are symmetrically welded on the lower surface of the plate body 1, sixth tube bodies 24 are welded on the outer side walls of the two third tube bodies 15, a third tube body 19 is welded at one end of each sixth tube body 24, a bearing 18 is welded on the inner side wall of each third tube body 19, the inner ring of the bearing 18 is rotatably connected with the outer side wall of the first tube body 11, a sliding block 17 is connected on the inner side wall, one end of the second fixing block 10 is welded with a spring 27, the outer side wall of the second fixing block 10 is welded with the outer side wall of the first pipe body 11, and one end of the spring 27 is welded with the inner side wall of the second pipe body 16.

In this embodiment, specifically: the upper surface of the plate body 1 is in threaded connection with a first shell 7, and the inner side wall of the first shell 7 is sleeved on the outer side of the motor 8; first casing 7 plays the guard action to motor 8, if the rainfall takes place during the investigation, first casing 7 plays water-proof effects to motor 8 to can prevent that the foreign matter from colliding motor 8, avoid the foreign matter to cause the harm to motor 8.

In this embodiment, specifically: two handles 25 are symmetrically welded on the upper surface of the plate body 1, and rubber anti-slip sleeves 26 are wrapped on the outer side walls of the two handles 25; when the device needs to be moved, the handle 25 can be held to lift the device, so that a user can conveniently grasp the device to move the device, and the rubber anti-slip sleeve 26 plays a role in increasing friction force.

In this embodiment, specifically: the four corners of the bottom of the plate body 1 are symmetrically welded with first fixed blocks 2, the inner side walls of the first fixed blocks 2 are hinged with sleeves 3, and the inner side walls of the sleeves 3 are sleeved with first rod bodies 4; the first fixed block 2 facilitates the sleeve 3 to rotate outwards, the sleeve 3 is sleeved with the first rod body 4, the first rod body 4 can move in the sleeve 3, and the height of the adjusting device can be adjusted by fixing the lengths of the first rod body 4 and the sleeve 3 through bolts.

In this embodiment, specifically: the outer side wall of the first rod body 4 is welded with a circular plate 5, and the inner side wall of the circular plate 5 is hinged with a second rod body 6; after the bottom of the first rod body 4 is placed on the soil surface, the circular plate 5 is also laid on the soil surface, the second rod body 6 is inserted into the soil and fixed, the circular plate 5 and the first rod body 4 are supported and fixed, and the first rod body 4 can support the device more stably.

In this embodiment, specifically: the outer side wall of the first rod body 4 is hinged with a fourth rod body 21, a limiting plate 22 is welded at the bottom of the fourth rod body 21, and a fifth rod body 23 is welded in the middle of the lower surface of the limiting plate 22; limiting plate 22 can restrict the length that the fourth body of rod 21 stretched into in the soil, and limiting plate 22 is laid on soil surface, makes fourth body of rod 21 can not continue to stretch into, and the fifth body of rod 23 is fixed limiting plate 22 in inserting soil, plays the fixed and spacing effect of support to first body of rod 4.

In summary, the working principle and working process of the special sampling drill bit for high-precision geological exploration are that, when in use, a switch set for controlling the motor 8 to be started and shut off is installed on a plate body 1, the switch set is connected with an external commercial power and used for supplying power to the motor 8, a sampling tube 12 is tightly attached to the ground, the motor 8 is started, the motor 8 drives a threaded rod 9, the threaded rod 9 drives a first tube body 11 to ascend and descend, the first tube body 11 drives a second fixed block 10, the second fixed block 10 drives a second tube body 16, the second tube body 16 drives a sliding block 17, the sliding block 17 slides in a third tube body 15, so that the first tube body 11 can be moved by the threaded rod 9, a sixth tube body 24 supports a third tube body 19, the third tube body 19 supports a bearing 18, the bearing 18 plays a role in righting the first tube body 11, so that the shaking amplitude of the first tube body 11 is reduced, and the sampling tube 12 drills soil, soil is drilled into the sampling tube 12, after deep soil enters the sampling tube 12, part of shallow soil which firstly enters is extruded out of the sampling tube 12 through the through hole 20, so that the precision of a soil sample is higher, the first fixing block 2 facilitates the sleeve 3 to rotate outwards, the sleeve 3 is sleeved with the first rod body 4, the first rod body 4 can move in the sleeve 3, the height of the device is adjusted, the first rod body 4 and the sleeve 3 can be fixed by using bolts, after the bottom of the first rod body 4 is placed on the soil surface, the circular plate 5 is also laid on the soil surface, the second rod body 6 is inserted into the soil and fixed, the circular plate 5 and the first rod body 4 are supported and fixed, so that the first rod body 4 can support the device more stably, the limiting plate 22 can limit the length of the fourth rod body 21 which extends into the soil, the limiting plate 22 is laid on the soil surface, so that the fourth rod body 21 can not extend into the soil continuously, the fifth rod body 23 is inserted into soil to fix the limiting plate 22, and plays roles of supporting, fixing and limiting the first rod body 4.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special sample drill bit of high accuracy geological survey, includes plate body (1), its characterized in that: the upper surface of the plate body (1) is provided with a motor (8), an output shaft of the motor (8) penetrates through the inner side wall of the plate body (1) and is fixedly connected with a threaded rod (9) through a flange sheet (14), the outer side wall of the threaded rod (9) is in threaded connection with a first body (11), the bottom of the first body (11) is welded with a sampling tube (12), two through holes (20) are symmetrically formed in the inner side wall of the sampling tube (12), two third body of rods (15) are symmetrically welded on the lower surface of the plate body (1), a sixth body of rods (24) are welded on the outer side wall of the two third body of rods (15), a third body (19) is welded at one end of the sixth body of rods (24), a bearing (18) is welded on the inner side wall of the third body (19), and the inner ring of the bearing (18) is rotationally connected with the outer, the inside wall sliding connection of the third body of rod (15) has slider (17), the one end welding of slider (17) has second body (16), the inside wall sliding connection of second body (16) has second fixed block (10), the one end welding of second fixed block (10) has spring (27), the lateral wall of second fixed block (10) welds in the lateral wall of first body (11), the one end of spring (27) weld in the inside wall of second body (16).

2. The sampling drill bit special for high-precision geological exploration according to claim 1, characterized in that: the upper surface threaded connection of plate body (1) has first casing (7), the inside wall cover of first casing (7) is located the outside of motor (8).

3. The sampling drill bit special for high-precision geological exploration according to claim 1, characterized in that: the upper surface symmetry welding of plate body (1) has two handles (25), two the lateral wall of handle (25) all coats and has rubber antiskid cover (26).

4. The sampling drill bit special for high-precision geological exploration according to claim 1, characterized in that: the mutual symmetry in bottom four corners of plate body (1) all welds first fixed block (2), the inside wall of first fixed block (2) articulates there is sleeve (3), the inside wall of sleeve (3) has cup jointed the first body of rod (4).

5. The sampling drill bit special for high-precision geological exploration according to claim 4, wherein: the welding of the lateral wall of the first body of rod (4) has circular plate (5), the inside wall of circular plate (5) articulates there is the second body of rod (6).

6. The sampling drill bit special for high-precision geological exploration according to claim 4, wherein: the lateral wall of the first body of rod (4) articulates there is the fourth body of rod (21), the bottom welding of the fourth body of rod (21) has limiting plate (22), the lower surface middle part welding of limiting plate (22) has the fifth body of rod (23).