CN217211568U

CN217211568U - Soil sampler for testing and detecting foundation and rock soil of hydraulic and hydroelectric engineering

Info

Publication number: CN217211568U
Application number: CN202220991311.9U
Authority: CN
Inventors: 严维
Original assignee: Lanzhou Vocational And Technical University Of Resources And Environment
Current assignee: Lanzhou Vocational And Technical University Of Resources And Environment
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-08-16
Anticipated expiration: 2032-04-27

Abstract

The utility model discloses a soil sampler for testing water conservancy and hydropower engineering foundation rock soil, including portal frame, the balance plate, two have all been welded to the both sides at portal frame bottom center the equal welding in one side that balance plate bottom center is relative has triangle ground awl, two one side that the center was kept away from each other in balance plate bottom has all welded supplementary ground plug bush, two supplementary ground plug bush bottom center all rotates and is connected with a set of outer arc group board that expands. The utility model discloses a be fixed with scraping sleeve and scraping ring on the truss that sets up between portal frame inner wall both sides, move up after the sample of ground is accomplished to the sampler barrel when cylinder component and push-down lever drive, during the inner wall of scraping sleeve, under the effect of scraping ring that scraper sleeve inner wall bottom set up, strike off the adnexed earth of sampler barrel outer wall, both improved the cleanliness factor, unnecessary earth interference factor has also been got rid of for the follow-up detection of the appearance soil in the sampler barrel to the precision of testing result has been improved.

Description

Soil sampler for testing and detecting foundation and rock soil of hydraulic and hydroelectric engineering

Technical Field

The utility model relates to a hydraulic and hydroelectric engineering sample detection technical field especially relates to a hydraulic and hydroelectric engineering ground geotechnical test detects geotome.

Background

In the geological exploration and exploration work of water conservancy and hydropower engineering, in order to obtain the physical and mechanical property index of the foundation soil, in addition to in-situ test, the method mainly adopts the means of carrying out indoor geotechnical experiment after drilling and sampling at present. The key to obtain undisturbed soil sample close to natural structure is to improve sampling technique and use advanced soil sampler.

The soil sampler is used for lifting undisturbed soil of lower layer test soil as a sample to know the property of the undisturbed soil, and sometimes even needs to sample original soil at a deeper position in order to obtain more basic layer properties and physical and mechanical performance indexes of the basic soil in engineering geological exploration and exploration work, and the soil sampler is called as a soil sampler. However, when the existing soil sampler is used for carrying out sampling test detection on foundation rock soil of hydraulic and hydroelectric engineering, the equipment cannot be stably fixed on a rock soil surface layer of a sample taking area, so that the rock soil surface layer is inclined and shaken in the sampling process, the sampling accuracy is influenced, and when the rock soil surface layer is hard, the rock soil surface layer cannot be crushed and then sampled, so that the sampling difficulty is increased; and can not strike off adnexed earth on the sample section of thick bamboo outer wall after accomplishing the sample, not only the cleaning nature is relatively poor, also can make test detection result receive the interference of unnecessary earth.

Therefore, it is needed to provide a soil sampler for testing and detecting the ground rock and soil of the hydraulic and hydroelectric engineering to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the prior soil sampler can not stably fix equipment on the surface layer of the ground of a sample taking area when the sampling test of the ground of the hydraulic and hydroelectric engineering is carried out, so that the inclined shaking is generated in the sampling process, the sampling precision is influenced, and when the surface layer of the ground is hard, the ground can not be crushed and then sampled, thereby increasing the sampling difficulty; and can not strike off adnexed earth on the sample section of thick bamboo outer wall after accomplishing the sample, not only the cleaning nature is relatively poor, also can make test testing result receive the interference of unnecessary earth.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a soil sampler for testing and detecting water conservancy and hydropower engineering foundation rock soil, which comprises a portal frame, wherein balancing plates are welded on two sides of the bottom center of the portal frame, the balancing plates are used for fixing a triangular ground cone and an auxiliary ground plug bush, the triangular ground cone is welded on one side opposite to the bottom center of the two balancing plates, the two triangular ground cones are inserted into the soil to fix the portal frame, the auxiliary ground plug bushes are welded on one sides far away from the bottom centers of the two balancing plates, the two auxiliary ground plug bushes are used for strengthening and fixing the portal frame so as to improve the stability during sampling, the bottom centers of the two auxiliary ground plug bushes are rotatably connected with a group of outward-expanding arc-shaped group plates, the outward-expanding arc-shaped group plates can expand outwards when being extruded by the downward movement of a threaded conical head rod so as to achieve the effect of expansion and fixation, and the centers of the inner walls of the two auxiliary ground plug bushes are in threaded connection with a threaded conical head rod, the threaded conical head rod is used for being inserted and fixed with a rock soil ground;

the center of the top of the portal frame is fixedly connected with a cylinder assembly, the cylinder assembly is used for driving a sampling cylinder to move downwards for sampling, the output end of the bottom of the cylinder assembly is provided with the sampling cylinder through a lower push rod, the sampling cylinder is used for sampling rock soil, a truss plate is fixedly connected between two sides of the center of the inner wall of the portal frame and used for installing a scraping sleeve, the center of the top of the truss plate is welded with the scraping sleeve corresponding to the sampling cylinder, the scraping sleeve is used for ensuring the downward movement stability and the sampling accuracy of the sampling cylinder, and soil scraping rings are welded on the periphery of the center of the inner wall of the scraping sleeve and can scrape soil attached to the outer wall of the sampling cylinder;

the door-type frame is characterized in that a guide rail frame is welded between the bottoms of two sides of the center of the inner wall of the door-type frame and used for providing a movable platform for the mounting plate, the center of the top of the guide rail frame is connected with the mounting plate in a sliding manner, the mounting plate is used for fixing a high-speed motor, the front end and the rear end of the center of the bottom of the mounting plate are connected with the guide rail frame in a sliding manner, the mounting plate can be driven to move at the top of the guide rail frame through the guide rail assembly, the two guide rail assemblies are connected with the bottom of the mounting plate in a rotating manner through a motor transmission assembly, the motor transmission assembly is used for driving the guide rail assemblies to roll, the high-speed motor is installed at the center of the top of the mounting plate and used for driving a belt wheel transmission assembly to perform transmission work, a belt wheel transmission assembly is installed at the output end of the rear end of the high-speed motor and used for driving a ground breaking roller to rotate, a ground breaking roller is installed between the output end of the bottom of the belt transmission assembly and the bottom of the mounting plate, the ground breaking licker-in is used for carrying out crushing treatment to the ground top layer of taking a sample.

Preferably, sliding connection between the outer wall of sampling cylinder and the inner wall of scraping the material cover is convenient for strike off the adnexed earth of sampling cylinder outer wall through the scraping ring that scrapes the setting of material cover inner wall bottom like this.

Preferably, the top of the guide rail frame is connected with the two guide wheel assemblies in a sliding mode through the wheel grooves, and the two guide wheel assemblies roll through the two wheel grooves by mechanical energy, so that the motion stability of the mounting plate can be improved.

Preferably, the two groups of guide wheel assemblies are rotatably connected with the output end of the motor transmission assembly through the bevel gear transmission assembly, so that the stability of transmission of the guide wheel assemblies can be improved.

Preferably, the mounting plate comprises two first brackets and a second bracket.

Preferably, the two guide wheel assemblies are rotatably connected with the bottom of the mounting plate through first supports, and the first supports are used for rotatably mounting the guide wheel assemblies.

Preferably, the center of the front end of the ground breaking licker-in is rotatably connected with the bottom of the mounting plate through a second support, and the second support is used for supporting the ground breaking licker-in to rotate.

The utility model has the advantages as follows:

1. the utility model discloses a be fixed with scraping sleeve and scraping ring on the trussed beam that sets up between door-type frame inner wall both sides, upward move after cylinder assembly and push down lever drive the sample tube and accomplish the sample of ground, when the inner wall of scraping sleeve, under the effect of scraping ring that scraping sleeve inner wall bottom set up, strike off the adnexed earth of sample tube outer wall, both improved the cleanliness, also got rid of unnecessary earth interference factor for the follow-up detection of the sample soil in the sample tube to the precision of testing result has been improved;

2. the utility model discloses a have the mounting panel through two race and guide pulley subassembly slidable mounting on the guide rail frame that the bottom set up between portal frame inner wall both sides, install high-speed motor, band pulley transmission group and broken ground licker-in on the mounting panel, one of them guide pulley subassembly drives through motor transmission subassembly and bevel gear transmission group, when meetting that the ground top layer is harder, can use high-speed motor and band pulley transmission group to drive broken ground licker-in and carry out crushing treatment to the ground top layer, thereby be convenient for the sampler barrel to go on the inside of ground, rethread two sets of guide pulley subassemblies drive the mounting panel and move to one side, can not disturb the sampling work of sampler barrel, and then reduced the operation degree of difficulty of sampling work;

3. the utility model discloses an all the welding has triangle ground awl on door-type frame bottom both sides set up the balance plate, and still be provided with a set of supplementary ground plug bush, outer arc group board and screw thread cone pole of expanding, with screw thread cone pole along the downward rotating of inner wall of supplementary ground plug bush and externally expand arc group board and form the extrusion and make it expand to the outside, and then insert in the deep soil with screw thread cone pole, two triangle ground awl insert in the ground simultaneously, thereby can guarantee door-type frame's stability, take a sample for the sampler barrel and provide stability guarantee.

Drawings

FIG. 1 is a front view structural diagram of the present invention;

FIG. 2 is a front view cross-sectional structure of the present invention;

FIG. 3 is a side view cross-sectional structure diagram of the mounting plate and its structure in the present invention;

fig. 4 is a three-dimensional structure diagram of the guide rail frame of the utility model;

fig. 5 is a three-dimensional structure view of the middle scraping sleeve of the utility model.

In the figure: 1. a door frame; 2. a balance plate; 3. a triangular ground cone; 4. an auxiliary ground plug bush; 5. expanding the arc-shaped plates outwards; 6. a threaded conical headed stem; 7. a cylinder assembly; 8. a lower push rod; 9. a sampling tube; 10. a truss panel; 11. scraping the material sleeve; 12. a soil scraping ring; 13. a guide rail bracket; 131. a wheel groove; 14. mounting a plate; 141. a first bracket; 142. a second bracket; 15. a guide wheel assembly; 16. a motor drive assembly; 161. a bevel gear transmission set; 17. a high-speed motor; 18. a pulley transmission set; 19. a soil breaking licker-in.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to figures and 2, the soil sampler for the ground rock test detection of the hydraulic and hydroelectric engineering comprises a portal frame 1, wherein two sides of the center of the bottom of the portal frame 1 are respectively welded with a balance plate 2, the balance plates 2 are used for fixing a triangular ground cone 3 and an auxiliary ground plug bush 4, the triangular ground cones 3 are respectively welded on the opposite sides of the centers of the bottoms of the two balance plates 2, the two triangular ground cones 3 are inserted into the soil to fix the portal frame 1, the auxiliary ground plug bushes 4 are respectively welded on the sides of the centers of the bottoms of the two balance plates 2, which are far away from each other, the two auxiliary ground plug bushes 4 are used for strengthening and fixing the portal frame 1 so as to improve the stability during sampling, the centers of the bottoms of the two auxiliary ground plug bushes 4 are respectively and rotatably connected with a group of outward-expanding arc-shaped group plates 5, and the outward-expanding arc-shaped group plates 5 can expand outwards under the extrusion when the threaded conical head rod 6 moves downwards so as to achieve the expansion fixing effect, the center of the inner wall of each of the two auxiliary ground inserting sleeves 4 is in threaded connection with a threaded conical head rod 6, the threaded conical head rods 6 are used for being fixedly inserted into a rock ground, the center of the top of the portal frame 1 is fixedly connected with an air cylinder assembly 7, the air cylinder assembly 7 is used for driving a sampling cylinder 9 to move downwards for sampling, the output end of the bottom of the air cylinder assembly 7 is provided with the sampling cylinder 9 through a lower push rod 8, the sampling cylinder 9 is used for sampling the rock ground, the outer wall of the sampling cylinder 9 is in sliding connection with the inner wall of a scraping sleeve 11, so that soil attached to the outer wall of the sampling cylinder 9 is conveniently scraped through a soil scraping ring 12 arranged at the bottom of the inner wall of the scraping sleeve 11, a truss plate 10 is fixedly connected between two sides of the center of the inner wall of the portal frame 1, the truss plate 10 is used for installing the scraping sleeve 11, the scraping sleeve 11 corresponding to the sampling cylinder 9 is welded at the center of the top of the truss plate 10, the scraping sleeve 11 is used for ensuring the stability of the downward movement of the sampling cylinder 9 and the accuracy of sampling, a guide rail bracket 13 is welded between the bottoms of the two sides of the center of the inner wall of the portal frame 1, and the guide rail bracket 13 is used for providing a movable platform for the mounting plate 14;

referring to fig. 3, the mounting plate 14 is slidably connected to the center of the top of the guide rail frame 13, the mounting plate 14 is used for fixing the high-speed motor 17, the mounting plate 14 includes two first brackets 141 and two second brackets 142, the two guide wheel assemblies 15 are rotatably connected to the bottom of the mounting plate 14 through the first brackets 141, the first brackets 141 are used for rotatably mounting the guide wheel assemblies 15, the center of the front end of the pricking roller 19 is rotatably connected to the bottom of the mounting plate 14 through the second brackets 142, the second brackets 142 are used for supporting the pricking roller 19 to rotate, the front end and the rear end of the center of the bottom of the mounting plate 14 are slidably connected to the guide rail frame 13 through the guide wheel assemblies 15, the mounting plate 14 can be driven to move on the top of the guide rail frame 13 through the guide wheel assemblies 15, the two guide wheel assemblies 15 are rotatably connected to the bottom of the mounting plate 14 through the motor transmission assemblies 16, the motor transmission assemblies 16 are used for driving the guide wheel assemblies 15 to roll, the two groups of guide wheel assemblies 15 are rotatably connected with the output end of the motor transmission assembly 16 through a bevel gear transmission set 161, so that the transmission stability of the guide wheel assemblies 15 can be improved, a high-speed motor 17 is installed at the center of the top of the mounting plate 14, the high-speed motor 17 is used for driving a belt wheel transmission set 18 to perform transmission work, the output end of the rear end of the high-speed motor 17 is provided with the belt wheel transmission set 18, the belt wheel transmission set 18 is used for driving a soil breaking licker-in 19 to rotate, a soil breaking licker-in 19 is installed between the output end of the bottom of the belt wheel transmission set 18 and the bottom of the mounting plate 14, and the soil breaking licker-in 19 is used for crushing the surface layer of rock soil for sampling;

referring to fig. 4, the top of the guide rail frame 13 is slidably connected to the two sets of guide wheel assemblies 15 through the wheel grooves 131, and the two sets of guide wheel assemblies 15 can roll by mechanical energy through the two wheel grooves 131, so that the motion stability of the mounting plate 14 can be improved;

referring to fig. 5, a scraping ring 12 is welded to the periphery of the central bottom of the inner wall of the scraping sleeve 11, and the scraping ring 12 can scrape off the soil attached to the outer wall of the sampling cylinder 9.

When the utility model is used, the portal frame 1 is fixed on the rock surface of the sampling position through the triangular ground cone 3 arranged at the bottom of the two balance plates 2 at the bottom, then two groups of auxiliary ground plug bushes 4, the outward-expanding arc-shaped group plate 5 and the threaded conical head rod 6 are inserted into the rock, thereby ensuring the stability of the portal frame 1 during working, then the high-speed motor 17 on the mounting plate 14 is started to drive the soil breaking licker-in roller 19 to rotate through the belt wheel transmission group 18, thereby carrying out crushing treatment on the rock surface layer, then the mounting plate 14 is driven by the motor transmission component 16 and the bevel gear transmission group 161 to roll in the two wheel grooves 131 at the top of the guide rail frame 13 through the two groups of guide wheel components 15, thereby driving the mounting plate 14 to move to one side, the restarting air cylinder component 7 drives the sampling cylinder 9 to move downwards to the interior of the rock through the lower push rod 8 for sampling work, the sampling cylinder 9 moves upwards after sampling is completed, and through the 11 inner walls of scraping cover that set up on the purlin board 10, the scraper ring 12 that sets up on the circumference of 11 inner walls of scraping cover bottom can strike off the adnexed earth on the outer wall of sampling tube 9, gets rid of the interference of unnecessary earth to the testing result.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a water conservancy and hydropower engineering foundation rock soil test detection geotome, includes portal frame (1), its characterized in that: the two sides of the center of the bottom of the portal frame (1) are respectively welded with a balance plate (2), one side of the two balance plates (2) opposite to the center of the bottom is respectively welded with a triangular ground cone (3), one side of the two balance plates (2) far away from the center of the bottom is respectively welded with an auxiliary ground plug bush (4), the center of the bottom of the two auxiliary ground plug bushes (4) is respectively and rotatably connected with a group of outward-expanding arc-shaped group plates (5), and the center of the inner wall of the two auxiliary ground plug bushes (4) is respectively and threadedly connected with a threaded conical head rod (6);

the center of the top of the portal frame (1) is fixedly connected with a cylinder assembly (7), an output end of the bottom of the cylinder assembly (7) is provided with a sampling cylinder (9) through a lower push rod (8), a truss plate (10) is fixedly connected between two sides of the center of the inner wall of the portal frame (1), the center of the top of the truss plate (10) is welded with a scraping sleeve (11) corresponding to the sampling cylinder (9), and the periphery of the center bottom of the inner wall of the scraping sleeve (11) is welded with a scraping ring (12);

the welding has guide rail frame (13) between the bottom of portal frame (1) inner wall center both sides, guide rail frame (13) top center sliding connection has mounting panel (14), sliding connection between front end and the rear end at mounting panel (14) bottom center all through guide pulley subassembly (15) and guide rail frame (13), two all rotate through motor drive subassembly (16) between guide pulley subassembly (15) and mounting panel (14) bottom and be connected, high-speed motor (17) are installed at mounting panel (14) top center, pulley drive group (18) are installed to the output of high-speed motor (17) rear end, install broken ground licker-in (19) between the output of pulley drive group (18) bottom and the bottom of mounting panel (14).

2. The hydraulic and hydroelectric engineering foundation geotechnical test detection soil sampler of claim 1, wherein: the outer wall of the sampling cylinder (9) is in sliding connection with the inner wall of the scraping sleeve (11).

3. The soil sampler for testing the foundation geotechnical tests of the hydraulic and hydroelectric engineering according to claim 1, which is characterized in that: the top of the guide rail frame (13) is connected with the two guide wheel assemblies (15) in a sliding mode through wheel grooves (131).

4. The hydraulic and hydroelectric engineering foundation geotechnical test detection soil sampler of claim 1, wherein: the two groups of guide wheel assemblies (15) are rotatably connected with the output end of the motor transmission assembly (16) through a bevel gear transmission set (161).

5. The hydraulic and hydroelectric engineering foundation geotechnical test detection soil sampler of claim 1, wherein: the mounting plate (14) comprises two first brackets (141) and a second bracket (142).

6. The hydraulic and hydroelectric engineering foundation geotechnical test detection soil sampler of claim 5, wherein: the two guide wheel assemblies (15) are rotatably connected with the bottom of the mounting plate (14) through first supports (141).

7. The hydraulic and hydroelectric engineering foundation geotechnical test detection soil sampler of claim 5, wherein: the center of the front end of the ground breaking licker-in (19) is rotatably connected with the bottom of the mounting plate (14) through a second bracket (142).