CN215865885U

CN215865885U - Geotechnical engineering reconnaissance sampling device

Info

Publication number: CN215865885U
Application number: CN202121565214.5U
Authority: CN
Inventors: 高扬; 尚玉虎; 宋娜; 齐银萍; 侯明姣
Original assignee: Shandong Zhengyuan Geological Resources Exploration Co ltd
Current assignee: Shandong Zhengyuan Geological Resources Exploration Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-02-18
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a geotechnical engineering investigation sampling device, which comprises a base and a top seat, wherein two corners between the base and the top seat are fixedly connected with two upright posts, the other two corners between the base and the top seat are rotatably connected with two screw rods, the other two corners at the top end of the top seat are both fixedly provided with first motors, output shafts of the two first motors are respectively and fixedly connected with the top ends of the two screw rods, the bottom of the top seat is provided with a box body, two sides of the box body are respectively and fixedly provided with four supporting blocks, the middle parts of the two supporting blocks are respectively and slidably and alternately connected with the tops of the two upright posts, and the middle parts of the other two supporting blocks are respectively and alternately connected with top threads of the two screw rods, and the geotechnical engineering investigation sampling device has the beneficial effects that: the sleeve pipe through the sampling subassembly matches with the sampling column and can seal the cavity reciprocating the in-process, avoids the inside ground of non-sampling point of joining in of cavity, improves sample purity greatly, and can drill the sample through the drill bit, and it is more convenient to take a sample.

Description

Geotechnical engineering reconnaissance sampling device

Technical Field

The utility model relates to a sampling device, in particular to a geotechnical engineering investigation sampling device, and belongs to the technical field of geotechnical engineering.

Background

The task of geotechnical engineering investigation is to correctly reflect the influence of engineering geological conditions of a site and the property of a geotechnical body according to the requirements of different investigation stages, carry out technical demonstration and evaluation by combining the specific requirements of engineering design, construction conditions, foundation treatment and other engineering, submit a decision-making specific suggestion for solving the geotechnical engineering problems and solve the problem, and provide design criteria of foundation, side slope and other engineering and instructive suggestion of geotechnical engineering construction, thereby providing a basis for design and construction and serving the whole process of engineering construction.

Sampling device often need be used to carry out the geotechnical sampling when carrying out geotechnical engineering exploration, current geotechnical engineering reconnaissance sampling device simple structure, sampling device has assembled the ground of non-sampling point in reciprocating in-process sampling tube, it is miscellaneous to appear the sample spot of borrowing easily, the low condition of purity, and to hard, closely knit ground sample difficulty, the sample can't be adjusted to current geotechnical engineering reconnaissance sampling device simultaneously, ground leads to the sampling device slope at ordinary times easily, influence the accuracy of sample.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a geotechnical engineering investigation sampling device, which solves the problems that the existing geotechnical engineering investigation sampling device proposed in the background technology collects the rock soil of a non-sampling point in a sampling pipe in the process of moving up and down and cannot perform adjustment sampling.

In order to achieve the purpose, the utility model provides the following technical scheme: a geotechnical engineering investigation sampling device comprises a base and a top seat, wherein two upright posts are fixedly connected with two corners between the base and the top seat, two lead screws are rotatably connected with the other two corners between the base and the top seat, a first motor is fixedly installed on the other two corners of the top end of the top seat, output shafts of the two first motors are respectively and fixedly connected with the top ends of the two lead screws, a box body is arranged at the bottom of the top seat, four supporting blocks are respectively and fixedly arranged on two sides of the box body, the middle parts of the two supporting blocks are respectively and slidably inserted and connected with the top parts of the two upright posts, the middle parts of the other two supporting blocks are respectively and threadedly inserted and connected with the top parts of the two lead screws, a second motor is fixedly installed at the bottom end of the inner wall of the box body, a sampling assembly is fixedly connected with an output shaft of the second motor, the sampling assembly comprises a sampling column and a sleeve, and the top end of the sampling column is fixedly connected with an output shaft of the second motor, the movable sleeve is sleeved outside the sampling column, a drill bit is fixedly mounted at the bottom end of the sampling column, a cavity is formed in the bottom of the sampling column, and openings communicated with the cavity are formed in the bottoms of two sides of the sampling column.

As a preferred technical scheme of the utility model, the top parts of two sides of the sleeve are fixedly provided with fixed blocks, the top ends of the two fixed blocks are fixedly provided with electric cylinders, and the top ends of the two electric cylinders are respectively and fixedly connected with two sides of the bottom end of the box body.

As a preferred technical scheme of the utility model, the bottom of the sampling column is provided with an annular groove, the top of the inner wall of the annular groove is fixedly provided with a fixing ring, and the fixing ring is movably provided with a plurality of scrapers through a plurality of torsion springs.

As a preferable technical scheme of the utility model, the middle part of the base is provided with a sampling port, the position of the sampling port corresponds to the position of the sampling assembly, and one of the upright posts is fixedly provided with a scale mark.

As a preferred technical scheme of the present invention, a box body is fixedly arranged in the middle of the top end of the top seat, a storage battery is fixedly arranged inside the box body, a switch panel is fixedly arranged at one corner of the top end of the base, a first motor control switch, a second motor control switch and an electric cylinder control switch are respectively installed on the surface of the switch panel, and the two first motors, the second motors and the two electric cylinders are respectively and electrically connected with the storage battery through the first motor control switch, the second motor control switch and the electric cylinder control switch.

As a preferred technical scheme of the utility model, four corners of the bottom end of the base are fixedly provided with universal wheels, and the periphery of the base is connected with positioning and adjusting components in an inserting manner.

As a preferred technical scheme, the positioning and adjusting assembly comprises four handle screws and four base plates, the four handle screws respectively penetrate through the periphery of the top end of the base in a threaded mode, spheres are embedded in the middles of the top ends of the four base plates in a rolling mode, the bottom ends of the four handle screws are respectively fixedly connected with the top ends of the four spheres, and three iron cones are fixedly arranged at the bottom end of each base plate.

Compared with the prior art, the utility model has the beneficial effects that: according to the geotechnical engineering investigation sampling device, the cavity can be sealed in the up-and-down moving process through the matching of the sleeve of the sampling assembly and the sampling column, so that the rock soil at non-sampling points is prevented from entering the cavity, the sampling purity is greatly improved, the drilling and sampling can be carried out through the drill bit, the sampling is more convenient, the sampling is driven by electric power, the labor intensity is reduced, and the sampling accuracy can be improved through the matching of the scale mark and one of the supporting blocks in the sampling process; through the universal wheel be convenient for remove whole device, the effect that ground can play the location to whole device is inserted to the iron cone on the handle screw rod drive chassis of sample in-process, improves sample stability, can finely tune the base through the spheroid simultaneously, ensures that the base is in the horizontality, avoids the slope of sampling subassembly, improves the sampling accuracy.

Drawings

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

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 3 according to the present invention.

In the figure: 1. a base; 2. a column; 3. a top seat; 4. a screw rod; 5. a first motor; 6. a support block; 7. a box body; 8. a second motor; 9. a sampling assembly; 91. a sampling column; 92. a sleeve; 93. a drill bit; 94. a cavity; 95. an opening; 96. a fixed block; 97. an electric cylinder; 98. an annular groove; 99. a fixing ring; 910. a scraper; 10. a sampling port; 11. a box body; 12. a storage battery; 13. a switch panel; 14. scale marks; 15. a universal wheel; 16. a positioning adjustment assembly; 161. a handle screw; 162. a chassis; 163. a sphere; 164. an iron cone.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a geotechnical engineering investigation sampling device, comprising a base 1 and a top seat 3, two upright posts 2 are fixedly connected at two corners between the base 1 and the top seat 3, two screw rods 4 are rotatably connected at the other two corners between the base 1 and the top seat 3, a first motor 5 is fixedly installed at the other two corners at the top end of the top seat 3, output shafts of the two first motors 5 are respectively fixedly connected with the top ends of the two screw rods 4, a box body 7 is arranged at the bottom of the top seat 3, four supporting blocks 6 are respectively fixedly arranged at two sides of the box body 7, wherein the middle parts of the two supporting blocks 6 are respectively connected with the top parts of the two upright posts 2 in a sliding and penetrating manner, the middle parts of the other two supporting blocks 6 are respectively connected with the top parts of the two screw rods 4 in a threaded and penetrating manner, a second motor 8 is fixedly installed at the bottom end of the inner wall of the box body 7, and a sampling assembly 9 is fixedly connected with the output shaft of the second motor 8, sampling assembly 9 includes sample column 91 and sleeve pipe 92, the top of sample column 91 and second motor 8's output shaft fixed connection, sleeve pipe 92 activity cover is established in the outside of sample column 91, the bottom fixed mounting of sample column 91 has drill bit 93, cavity 94 has been seted up to the bottom of sample column 91, the opening 95 with cavity 94 intercommunication is all seted up to the bottom of sample column 91 both sides, sleeve pipe 92 through sampling assembly 9 cooperatees with sample column 91 and can seal cavity 94 reciprocating the in-process, avoid the inside ground of non-sampling point of converging of cavity 94, the sampling purity is greatly improved.

Preferably, the top parts of the two sides of the casing 92 are both fixedly provided with a fixed block 96, the top ends of the two fixed blocks 96 are both fixedly provided with an electric cylinder 97, the top ends of the two electric cylinders 97 are respectively and fixedly connected with the two sides of the bottom end of the box body 7, and the casing 92 can be adjusted to be staggered with the sampling column 91 through the two electric cylinders 97; the bottom of the sampling column 91 is provided with an annular groove 98, the top of the inner wall of the annular groove 98 is fixedly provided with a fixing ring 99, the fixing ring 99 is movably provided with a plurality of scrapers 910 through a plurality of torsion springs, and the scrapers 910 can be ejected out of the annular groove 98 through the elasticity of the torsion springs to stir the soil after the sleeve 92 is moved upwards, so that the deep soil can enter the cavity 94 through the opening 95; a sampling port 10 is formed in the middle of the base 1, the position of the sampling port 10 corresponds to the position of the sampling assembly 9, a scale mark 14 is fixedly arranged on one of the columns 2, the sampling assembly 9 can penetrate through the sampling port 10, and the sampling accuracy can be improved by matching the scale mark 14 with one of the supporting blocks 6; a box body 11 is fixedly arranged in the middle of the top end of the top seat 3, a storage battery 12 is fixedly arranged in the box body 11, a switch panel 13 is fixedly arranged at one corner of the top end of the base 1, a first motor control switch, a second motor control switch and an electric cylinder control switch are respectively arranged on the surface of the switch panel 13, the two first motors 5, the second motor 8 and the two electric cylinders 97 are respectively and electrically connected with the storage battery 12 through the first motor control switch, the second motor control switch and the electric cylinder control switch, the whole device is convenient to control through the switch panel 13, and the operation is simple and convenient; universal wheels 15 are fixedly arranged at four corners of the bottom end of the base 1, positioning and adjusting components 16 are inserted and connected around the base 1, and the whole device is convenient to move through the universal wheels 15; the positioning adjusting component 16 comprises four handle screws 161 and four chassis 162, four handle screws 161 respectively thread through the base 1 top all around, the middle part on four chassis 162 tops all rolls and inlays and be equipped with spheroid 163, the bottom of four handle screws 161 respectively with the top fixed connection of four spheroid 163, the bottom of every chassis 162 is all fixed and is equipped with three iron cone 164, the iron cone 164 on the handle screw 161 drive chassis 162 that rotates inserts ground can play the effect of location to whole device, improve the sampling stability, can finely tune base 1 through spheroid 163 simultaneously, ensure that base 1 is in the horizontality, improve the sampling accuracy.

When the geotechnical engineering investigation sampling device is used, firstly, the whole device is moved to a proper position through the universal wheel 15, then the whole device is positioned, namely, the handle screw 161 is rotated to drive the iron cone 164 on the chassis 162 to be inserted into the ground, so that the whole device can be positioned, the sampling stability is improved, then the base 1 can be finely adjusted through the ball 163 to be horizontal to the base 1, the base 1 is ensured to be in a horizontal state, the sampling component 9 is prevented from inclining, the sampling accuracy is improved, after the positioning adjustment is finished, the two first motors 5 and the second motor 8 can be controlled to operate through the switch panel 13, namely, the two first motors 5 respectively drive the two screw rods 4 to rotate, so that the other two support blocks 6 can be driven to drive the box body 7 to move downwards, and simultaneously, the sampling column 91 of the sampling component 9 is driven by the second motor 8 to rotate, so that the drill bit 93 is driven to rotate for drilling, the drill 93 is adjusted downwards to be inserted into the ground, the sampling depth value is determined according to the value of the scale mark 14, then the drilling is stopped after the sampling depth value is reached, the two first motors 5 are closed through the switch panel 13, meanwhile, the switch panel 13 controls the two electric cylinders 97 to contract to drive the sleeve 92 to slide upwards to be staggered with the sampling column 91, the scraper 910 can be ejected out of the annular groove 98 by the elasticity of the torsion spring to stir the soil after the sleeve 92 is moved upwards, the deep soil can enter the cavity 94 through the opening 95 to achieve the purpose of sampling, the sleeve 92 is controlled to move downwards to plug the opening 95 after the sampling is finished, the sleeve 92 of the sampling assembly 9 is matched with the sampling column 91 to seal the cavity 94 in the up-down moving process, so that rock soil of a non-sampling point is prevented from being converged into the cavity 94, and the sampling purity is greatly improved.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A geotechnical engineering investigation sampling device comprises a base (1) and a top seat (3), and is characterized in that two columns (2) are fixedly connected at two corners between the base (1) and the top seat (3), two lead screws (4) are rotatably connected at the other two corners between the base (1) and the top seat (3), a first motor (5) is fixedly installed at the other two corners of the top end of the top seat (3), output shafts of the two first motors (5) are respectively fixedly connected with the top ends of the two lead screws (4), a box body (7) is arranged at the bottom of the top seat (3), four supporting blocks (6) are respectively fixedly arranged at two sides of the box body (7), the middle parts of the two supporting blocks (6) are respectively in sliding and inserting connection with the top parts of the two columns (2), the middle parts of the other two supporting blocks (6) are respectively in threaded connection with the top parts of the two lead screws (4), the utility model discloses a sampling device, including box (7), inner wall, output shaft, sampling assembly (9), sampling assembly (91) and sleeve pipe (92), the top of sample post (91) and the output shaft fixed connection of second motor (8), sleeve pipe (92) activity cover is established in the outside of sample post (91), the bottom fixed mounting of sample post (91) has drill bit (93), cavity (94) have been seted up to the bottom of sample post (91), opening (95) with cavity (94) intercommunication are all seted up to the bottom of sample post (91) both sides.

2. The geotechnical engineering investigation sampling device of claim 1, wherein: the top of sleeve pipe (92) both sides all is fixed and is equipped with fixed block (96), two the top of fixed block (96) all is fixed and is equipped with electronic jar (97), two the top of electronic jar (97) respectively with the both sides fixed connection of box (7) bottom.

3. The geotechnical engineering investigation sampling device of claim 1, wherein: annular groove (98) have been seted up to the bottom of sampling column (91), the fixed solid fixed ring (99) that is equipped with in top of annular groove (98) inner wall, gu fixed ring (99) go up through a plurality of torsional spring movable mounting have a plurality of scraper (910).

4. The geotechnical engineering investigation sampling device of claim 1, wherein: a sampling port (10) is formed in the middle of the base (1), the position of the sampling port (10) corresponds to the position of the sampling assembly (9), and a scale mark (14) is fixedly arranged on one of the columns (2).

5. The geotechnical engineering investigation sampling device of claim 2, wherein: the middle part on footstock (3) top is fixed and is equipped with box body (11), the inside of box body (11) is fixed and is equipped with battery (12), the fixed flush mounting plate (13) that is equipped with in one corner on base (1) top, flush mounting plate (13) surface is installed first motor control switch, second motor control switch and electronic jar control switch respectively, two first motor (5), second motor (8) and two electronic jars (97) are respectively through first motor control switch, second motor control switch and electronic jar control switch and battery (12) electric connection.

6. The geotechnical engineering investigation sampling device of claim 1, wherein: the four corners of the bottom end of the base (1) are fixedly provided with universal wheels (15), and the periphery of the base (1) is connected with positioning and adjusting components (16) in an inserting mode.

7. The geotechnical engineering investigation sampling device of claim 6, wherein: the positioning adjusting assembly (16) comprises four handle screws (161) and four chassis (162), four the handle screws (161) are respectively threaded to penetrate through the periphery of the top end of the base (1), four the middle of the top end of the chassis (162) is respectively embedded with a sphere (163) in a rolling manner, four the bottom end of the handle screws (161) is respectively fixedly connected with the top ends of the four spheres (163), and each bottom end of the chassis (162) is respectively fixedly provided with three iron cones (164).