CN219245043U

CN219245043U - Geotechnical sampling assembly for geotechnical engineering investigation

Info

Publication number: CN219245043U
Application number: CN202223354822.9U
Authority: CN
Inventors: 李广愈; 姚平; 张静; 卢丽霞; 冀博
Original assignee: Chinese Nonferrous Metal Survey And Design Institute Of Changsha Co ltd
Current assignee: Chinese Nonferrous Metal Survey And Design Institute Of Changsha Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-06-23
Anticipated expiration: 2032-12-13

Abstract

The utility model relates to the technical field of geotechnical engineering investigation, and discloses a geotechnical sampling assembly for geotechnical engineering investigation, which comprises a sampling equipment body, wherein supporting legs are arranged at four corners of the bottom of the sampling equipment body, a threaded hole and a first sliding hole are respectively arranged at two ends of the top of the sampling equipment body, a threaded rod is connected in the threaded hole in a threaded manner, a guide rod is connected in the first sliding hole in a sliding manner, the threaded rod and the bottom end of the guide rod are provided with the same connecting plate, a sampling pipe for sampling is arranged at the bottom of the connecting plate, a pushing assembly is arranged in the sampling pipe, telescopic rods are arranged at two ends of the top of the connecting plate, and a buffer mechanism for buffering the telescopic rods is arranged in the sampling equipment body. According to the utility model, the buffer mechanism is arranged, so that the damage caused by overlarge stress on the pushing component is avoided, and the service life of the whole equipment is influenced.

Description

Geotechnical sampling assembly for geotechnical engineering investigation

Technical Field

The utility model relates to the technical field of geotechnical engineering investigation, in particular to a geotechnical sampling assembly for geotechnical engineering investigation.

Background

Geotechnical engineering investigation is an activity of compiling investigation files for finding out, analyzing and evaluating the geology, environmental characteristics, geotechnical engineering and other conditions of a construction site according to the requirements of construction engineering; in the process of rock and soil investigation, a worker is required to sample the rock and soil so as to facilitate the detection of the subsequent rock and soil.

The utility model discloses a convenient sampling device for geotechnical engineering investigation through the search application number of CN202120987610.0, which comprises a support frame, a sampling tube and a driving mechanism for driving the sampling tube to move, wherein the driving mechanism comprises a push plate assembly for pushing the sampling tube to lift and a pushing assembly for pushing out the geotechnical, the pushing assembly comprises a push block and a push rod for pushing the push block to move, the push block is positioned in the sampling tube, the push block is connected with the sampling tube in a sliding manner, and the length direction of the push rod is parallel to the length direction of the sampling tube; the convenient sampling device is used in geotechnical engineering reconnaissance of design, is convenient for take out the rock soil in the sampling tube through pushing away the subassembly, has improved the efficiency of rock soil sample.

When the technical scheme is used, the pushing component on the pushing component is not provided with a proper buffer mechanism, the rock and soil in the sampling tube is relatively dense, larger stress is needed to push the rock and soil, and the pushing component is easy to damage under the condition of bearing larger stress, so that the whole service life of equipment is influenced.

For this purpose, we propose a geotechnical sampling assembly for geotechnical engineering investigation.

Disclosure of Invention

The utility model mainly solves the technical problems existing in the prior art and provides a geotechnical sampling assembly for geotechnical engineering investigation.

In order to achieve the above purpose, the utility model adopts the following technical scheme that the geotechnical sampling assembly for geotechnical engineering investigation comprises a sampling equipment body, supporting legs are arranged at four corners of the bottom of the sampling equipment body, a threaded hole and a first sliding hole are respectively arranged at two ends of the top of the sampling equipment body, a threaded rod is connected in the threaded hole in a threaded manner, a guide rod is connected in the first sliding hole in a sliding manner, the threaded rod and the bottom end of the guide rod are provided with the same connecting plate, a sampling pipe for sampling is arranged at the bottom of the connecting plate, a pushing assembly is arranged in the sampling pipe, telescopic rods are arranged at two ends of the top of the connecting plate, and a buffering mechanism for buffering the telescopic rods is arranged in the sampling equipment body.

Further, a push rod and a push block are arranged in the pushing component.

Further, be provided with the second slide hole in the connecting plate, push rod sliding connection is in second slide hole inner wall, and the push rod top sets up in sampling equipment body bottom, and the ejector pad sets up in the push rod bottom, and ejector pad sliding connection is in the sampling tube inner wall.

Further, a first spring and a second spring for buffering are arranged in the buffering mechanism.

Further, the third sliding hole has all been seted up at sampling equipment body bottom both ends, telescopic link sliding connection in third sliding hole inner wall, and the buffer tank has been seted up on third sliding hole top.

Further, telescopic link top outer wall fixedly connected with bearing plate, bearing plate set up in the dashpot inner wall, and spring one both ends set up respectively on bearing plate and dashpot relative a lateral wall face.

Further, a plurality of sliding grooves which are arranged circumferentially are formed in the inner wall of the top of the buffer groove, the inner wall of the sliding groove is connected with a sliding block in a sliding mode, and the second spring is fixedly connected to one end of the sliding block.

Further, the bearing plate top outer wall is provided with a plurality of rotation grooves that are circumference and arrange, rotates the inslot wall and rotates and be connected with the connection bull stick, and the sliding block bottom is provided with the same rotation groove, connects the bull stick other end rotation and connects the rotation inslot on the sliding block.

Further, the inner wall of the buffer groove is provided with a damping rod, two ends of the damping rod are respectively arranged on one side wall surface opposite to the bearing plate and the buffer groove, and the spring is sleeved on the outer wall of the damping rod.

Advantageous effects

The utility model provides a rock and soil sampling assembly for geotechnical engineering investigation. The beneficial effects are as follows:

(1) This geotechnical sampling subassembly is used in geotechnical engineering reconnaissance, through the buffer gear who sets up, when pushing away the subassembly and promoting the geotechnical in the sampling tube, the expansion end on the telescopic link is removed to the stiff end this moment, and when removing to the stiff end top, provide pressure to the stiff end this moment, the telescopic link receives pressure and can extrude spring one through bearing plate, spring one receives pressure and can cushion the stress through the shrink, and bearing plate removes and connects the bull stick through rotating the groove drive and rotate, connect the bull stick rotation and can drive the slider through the rotating groove on the slider and slide in the sliding groove, the slider removes and can extrude two extrusions of inside spring, spring two receives the extrusion and can cushion the stress in a plurality of directions through the shrink, then when pushing away the subassembly and promoting the geotechnical, can cushion through buffer gear, avoid pushing away the stress that the subassembly received too big and damage, influence the holistic life of equipment.

(2) This geotechnical sampling subassembly is used in geotechnical engineering reconnaissance, through the damping pole that sets up, when first spring is in shrink, the damping pole on it can shrink in step and provide certain resistance this moment, can absorb the elastic potential energy that produces when first spring and second spring shrink through its resistance, avoid first spring and second spring to receive and shake under the elastic potential energy effect on it continuously, keep the stability of connecting plate, avoid the connecting plate shake to cause push rod and second slide hole to produce the skew, cause the damage to it.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

fig. 3 is an enlarged view of section a of fig. 2 in accordance with the present utility model.

Legend description: 1. a sampling device body; 2. support legs; 3. a threaded rod; 4. a guide rod; 5. a connecting plate; 6. a sampling tube; 7. a push rod; 8. a telescopic rod; 9. a pushing block; 10. a pressure bearing plate; 11. a buffer tank; 12. a first spring; 13. a sliding block; 14. a second spring; 15. a rotating groove; 16. connecting a rotating rod; 17. a damping rod.

Detailed Description

Embodiment one: the utility model provides a geotechnical sampling subassembly is used in geotechnical engineering reconnaissance, as shown in fig. 1-3, including sampling equipment body 1, sampling equipment body 1 bottom four corners all is provided with supporting leg 2, and sampling equipment body 1 top both ends are provided with screw hole and first sliding hole respectively, threaded hole threaded connection has threaded rod 3, sliding connection has guide bar 4 in the first sliding hole, and threaded rod 3 and guide bar 4 bottom are provided with same connecting plate 5, connecting plate 5 bottom is provided with sampling tube 6 that is used for the sample, and be provided with the pushing component in the sampling tube 6, connecting plate 5 top both ends all are provided with telescopic link 8, and be provided with the buffer gear who is used for the buffering to telescopic link 8 in the sampling equipment body 1.

The pushing component is internally provided with a push rod 7 and a push block 9.

The connecting plate 5 is internally provided with a second sliding hole, the push rod 7 is connected to the inner wall of the second sliding hole in a sliding way, the top end of the push rod 7 is arranged at the bottom of the sampling equipment body 1, the push block 9 is arranged at the bottom end of the push rod 7, and the push block 9 is connected to the inner wall of the sampling pipe 6 in a sliding way.

When needs take a sample, rotate threaded rod 3 this moment, threaded rod 3 drives connecting plate 5 through guide bar 4 and descends, and sampling tube 6 under the connecting plate 5 can take a sample the ground to store in sampling tube 6, after the sample was accomplished, reverse rotation threaded rod 3 can drive connecting plate 5 through guide bar 4 and rise, and push block 9 under push rod 7 can slide in sampling tube 6 this moment, extrudees the ground in the sampling tube 6, extrudes the ground from sampling tube 6, can convenient take a sample.

The buffer mechanism is internally provided with a first spring 12 and a second spring 14 for buffering.

The sampling device body 1 has all been seted up at bottom both ends third sliding hole, and telescopic link 8 sliding connection is in third sliding hole inner wall, and the buffer tank 11 has been seted up on third sliding hole top.

The outer wall of the top of the telescopic rod 8 is fixedly connected with a bearing plate 10, the bearing plate 10 is arranged on the inner wall of the buffer groove 11, and two ends of a first spring 12 are respectively arranged on one side wall surface opposite to the bearing plate 10 and the buffer groove 11.

A plurality of circumferentially arranged sliding grooves are formed in the inner wall of the top of the buffer groove 11, the sliding blocks 13 are slidably connected to the inner wall of the sliding grooves, and the second springs 14 are fixedly connected to one ends of the sliding blocks 13.

The outer wall at the top of the bearing plate 10 is provided with a plurality of rotating grooves 15 which are circumferentially arranged, the inner wall of the rotating groove 15 is rotationally connected with a connecting rotating rod 16, the bottom of the sliding block 13 is provided with the same rotating groove 15, and the other end of the connecting rotating rod 16 is rotationally connected with the rotating groove 15 on the sliding block 13.

Through the buffer gear who sets up, when pushing away the subassembly and promoting the ground in the sampling tube 6, the expansion end on the telescopic link 8 moves to the stiff end this moment, and when moving to the stiff end top, provide pressure to the stiff end this moment, telescopic link 8 receives the pressure and can extrude spring one 12 through bearing plate 10, spring one 12 receives the pressure and can cushion the stress through the shrink, and bearing plate 10 moves and drives through rotating groove 15 and connect bull stick 16 and rotate, connect bull stick 16 rotation can drive slider 13 and slide in the sliding groove through rotating groove 15 on slider 13, slider 13 removes and can extrude inside spring two 14, spring two 14 receives the extrusion and can cushion the stress in a plurality of directions through the shrink, then when pushing away the subassembly and promoting the ground, can cushion through buffer gear, avoid pushing away the stress that the subassembly received too big and damage, influence the holistic life of equipment.

Embodiment two: on the basis of the first embodiment, referring to fig. 3, a damping rod 17 is disposed on the inner wall of the buffer slot 11, two ends of the damping rod 17 are respectively disposed on opposite side wall surfaces of the bearing plate 10 and the buffer slot 11, and a first spring 12 is sleeved on the outer wall of the damping rod 17.

Through the damping rod 17 that sets up, when spring one 12 is when contracting, the damping rod 17 on it can shrink and provide certain resistance in step this moment, can absorb the elastic potential energy that produces when spring one 12 and spring two 14 shrink through its resistance, avoid spring one 12 and spring two 14 to receive and shake under the elastic potential energy effect on it continuously, keep the stability of connecting plate 5, avoid connecting plate 5 shake and cause push rod 7 and second slide hole to produce the skew, cause it to damage.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Geotechnical sampling assembly for geotechnical engineering reconnaissance, including sampling equipment body (1), its characterized in that: sampling equipment body (1) bottom four corners all is provided with supporting leg (2), and sampling equipment body (1) top both ends are provided with screw hole and first sliding hole respectively, and screw hole threaded connection has threaded rod (3), and sliding connection has guide bar (4) in the first sliding hole, and threaded rod (3) and guide bar (4) bottom are provided with same connecting plate (5), connecting plate (5) bottom is provided with sampling tube (6) that are used for the sample, and is provided with the top pushing component in sampling tube (6), connecting plate (5) top both ends all are provided with telescopic link (8), and are provided with the buffer gear who is used for buffering telescopic link (8) in sampling equipment body (1).

2. The geotechnical sampling assembly for geotechnical engineering investigation according to claim 1, wherein: a push rod (7) and a push block (9) are arranged in the pushing component.

3. The geotechnical sampling assembly for geotechnical engineering investigation according to claim 2, wherein: be provided with the second sliding hole in connecting plate (5), push rod (7) sliding connection is in second sliding hole inner wall, and push rod (7) top sets up in sampling equipment body (1) bottom, push block (9) set up in push rod (7) bottom, push block (9) sliding connection is in sampling tube (6) inner wall.

4. The geotechnical sampling assembly for geotechnical engineering investigation according to claim 1, wherein: the buffer mechanism is internally provided with a first spring (12) and a second spring (14) for buffering.

5. The geotechnical sampling assembly for geotechnical engineering investigation of claim 4, wherein: the sampling device is characterized in that the two ends of the bottom of the sampling device body (1) are provided with third sliding holes, the telescopic rod (8) is connected to the inner wall of each third sliding hole in a sliding mode, and the top end of each third sliding hole is provided with a buffer groove (11).

6. The geotechnical sampling assembly for geotechnical engineering investigation of claim 5, wherein: the outer wall of the top of the telescopic rod (8) is fixedly connected with a bearing plate (10), the bearing plate (10) is arranged on the inner wall of the buffer groove (11), and two ends of the first spring (12) are respectively arranged on one side wall surface of the bearing plate (10) opposite to the buffer groove (11).

7. The geotechnical sampling assembly for geotechnical engineering investigation according to claim 6, wherein: a plurality of circumferentially arranged sliding grooves are formed in the inner wall of the top of the buffer groove (11), the sliding blocks (13) are slidably connected to the inner wall of the sliding grooves, and the second springs (14) are fixedly connected to one ends of the sliding blocks (13).

8. The geotechnical sampling assembly for geotechnical engineering investigation according to claim 7, wherein: the bearing plate (10) top outer wall is provided with a plurality of rotation grooves (15) that are circumference and arrange, and rotation groove (15) inner wall rotation is connected with and connects bull stick (16), and slider (13) bottom is provided with the same rotation groove (15), connects in rotation groove (15) on bull stick (16) other end rotation connection slider (13).

9. The geotechnical sampling assembly for geotechnical engineering investigation of claim 5, wherein: the inner wall of the buffer groove (11) is provided with a damping rod (17), two ends of the damping rod (17) are respectively arranged on one side wall surface opposite to the bearing plate (10) and the buffer groove (11), and the first spring (12) is sleeved on the outer wall of the damping rod (17).