CN219935344U - Soil sampler for geological exploration - Google Patents

Abstract

The utility model discloses a soil sampler for geological exploration, which comprises two drill rods and a connecting rod, wherein the drill rods are in threaded connection with the connecting rod, the bottom ends of the drill rods are respectively fixedly connected with a cylinder and a drill knife, a collecting cylinder is arranged in each cylinder, the top surface of an inner cavity of each cylinder is provided with a discharging mechanism, a plugging piece is arranged at the position, close to the bottom end, of the inner wall of each cylinder, the end surface of the bottom of each cylinder is fixedly connected with a plurality of knife teeth, each discharging mechanism comprises a push plate, the push plates are in sliding connection with the position, close to the top surface, of each cylinder, the center of the top surface of each cylinder is provided with a screw hole, the bottom ends of the screws are in rotary connection with the push plates, and in the process of sampling soil, the soil can directly enter the collecting cylinder through extrusion, so that the integrity of soil samples is improved, the probability of soil sample dispersion is reduced, and the problem that the collecting cylinder needs to be cleaned regularly in the prior art is effectively solved, and the convenience of soil sampling is improved.

Description

Soil sampler for geological exploration

Technical Field

The utility model relates to the field of geological exploration, in particular to a soil sampler for geological exploration.

Background

The geological exploration aims to solve and process geotechnical engineering problems related in the whole construction as engineering geological conditions of a building or a construction site of a structure, and ensure normal construction of the engineering. In the geological exploration process, a drilling machine and a drill rod are usually required to sample soil layers of underground deep layers for checking soil layer distribution data.

In the prior art, when sampling is carried out on a deep soil layer, the taken soil samples are generally scattered, so that the change of the soil at different depths is inconvenient to visually check, and the preliminary judgment of the soil is easy to influence; and generally when taking a sample to soil, soil receives the extrusion and is compacter in the sampler inside, and the soil sample is taken out and is normally comparatively dispersed, is unfavorable for the survey of later stage, can't take out soil neatly, has reduced the integrality when taking a sample to soil.

Disclosure of Invention

The utility model aims to provide a soil sampler for geological exploration, which aims to solve the problem that the soil sample can be completely taken out by the scheme provided in the background art, and effectively solves the problem of relatively scattering in the traditional soil sampling.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a soil sampler for geological prospecting, includes two drilling rods and connecting rod, threaded connection between drilling rods and the connecting rod, drilling rod bottom fixedly connected with drum and brill sword respectively, be provided with the collection cylinder in the drum, drum inner chamber top surface is provided with discharge mechanism, drum inner wall is close to bottom department and is provided with the shutoff piece, drum bottom terminal surface fixedly connected with a plurality of sword tooth.

Preferably, the discharging mechanism comprises a push plate, the push plate is slidably connected to the position, close to the top surface, of the inner cavity of the cylinder, a screw hole is formed in the center of the top surface of the cylinder, a screw is connected to the screw hole in an internal thread manner, and the bottom end of the screw is rotationally connected with the push plate.

Preferably, the side wall of the push plate is symmetrically and fixedly connected with two sliding blocks, the inner wall of the cylinder is symmetrically provided with sliding grooves, and the sliding blocks are in sliding connection with the sliding grooves.

Preferably, the drill comprises a conical drill, a helical blade is fixedly connected to the side wall of the conical drill, a plurality of inclined grooves are formed in the side wall of the conical drill, close to the top end, of the conical drill, and the inclined grooves are arc-shaped.

Preferably, the plugging piece comprises an annular plate, the section of the annular plate is trapezoidal, the outer wall of the annular plate is provided with external threads, and the annular plate is in threaded connection with the inner wall of the cylinder.

Preferably, the side wall of the collecting cylinder is provided with a through groove.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the scheme, through the mutual coordination among the drill rod, the cylinder, the collecting cylinder, the plugging piece and the like, in the process of sampling soil, the soil is extruded to directly enter the collecting cylinder, so that on one hand, the integrity of a soil sample is improved, the probability of dispersing the soil sample is reduced, on the other hand, the problem that the collecting cylinder needs to be cleaned regularly in the prior art is effectively solved, and the convenience of soil sampling is improved;

(2) According to the scheme, through the mutual cooperation among the drill rod, the drill bit, the cylinder, the discharging mechanism and the like, after the soil sample is sampled, the collecting cylinder can be directly pushed out through the pushing mechanism, so that the flexibility of taking out the soil sample is improved, the collecting cylinder is convenient to quickly replace, and the soil sample is sampled again.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a drill bit according to the present utility model;

FIG. 3 is a schematic view of a cartridge according to the present utility model;

FIG. 4 is an enlarged view of the utility model at A in FIG. 1;

fig. 5 is an enlarged view of the utility model at B in fig. 1.

In the figure: 1. a drill rod; 2. a connecting rod; 3. a cylinder; 4. a collection cylinder; 5. a push plate; 6. a screw; 7. an annular plate; 8. an external thread; 9. a slide block; 10. a chute; 11. a through groove; 12. a cone drill bit; 13. a helical blade; 14. a chute; 15. cutter teeth.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides a soil sampler for geological exploration, including two drilling rod 1 and connecting rod 2, threaded connection between drilling rod 1 and the connecting rod 2, drilling rod 1 bottom is fixedly connected with drum 3 and brill sword respectively, be provided with the collection section of thick bamboo 4 in the drum 3, collect 4 and be transparent plastic material, can be convenient for audio-visual observation soil layer distribution condition, logical groove 11 has been seted up to the collection section of thick bamboo 4 lateral wall, utilize logical groove 11 can be convenient for take out a small amount of soil sample in the collection section of thick bamboo 4, carry out preliminary detection, also be convenient for carry out soil layer simultaneously, when preventing that collection section of thick bamboo 4 outer wall has earth, influence the observation, drum 3 inner chamber top surface is provided with discharge mechanism, drum 3 inner wall is close to bottom department and is provided with the shutoff piece, drum 3 bottom terminal surface fixedly connected with a plurality of cutter tooth 15.

Referring to fig. 1 and 4, discharge mechanism includes push pedal 5, push pedal 5 sliding connection is close to top surface department in drum 3 inner chamber, the screw has been seted up to drum 3 top surface center department, screw threaded connection has screw rod 6 in the screw, screw rod 6 bottom and push pedal 5 rotate to be connected, two sliders 9 of push pedal 5 lateral wall symmetry fixedly connected with, spout 10 has been seted up to drum 3 inner wall symmetry, slider 9 and spout 10 sliding connection, through the cooperation between drilling rod 1, the brill sword, drum 3 and the discharge mechanism etc. after soil sample finishes, can directly release collection cylinder 4 through discharge mechanism, both increased the flexibility when soil sample takes out, be convenient for quick replacement collection cylinder 4 again, take a sample once more.

Referring to fig. 2, the drill comprises a conical drill bit 12, a helical blade 13 is fixedly connected to the side wall of the conical drill bit 12, a plurality of inclined grooves 14 are formed in the side wall of the conical drill bit 12 near the top end, the inclined grooves 14 are arc-shaped, the inclined grooves 14 can facilitate the upward discharge of soil, and the resistance of the conical drill bit 12 is reduced.

Referring to fig. 1 and 5, the shutoff piece includes annular plate 7, annular plate 7 cross-section is trapezoidal setting, can be convenient for in soil sample can conveniently get into the cylinder 4, external screw thread 8 has been seted up to annular plate 7 outer wall, annular plate 7 and cylinder 3 inner wall threaded connection prevent that partial soil from getting into the gap between cylinder 4 and the cylinder 3, can promote the clean degree of cylinder 3, can also conveniently recycle again, through the drilling rod 1, cylinder 3, mutually support between cylinder 4 and the shutoff piece etc. in the sampling process to soil, soil receives the extrusion and can directly get into in the cylinder 4, the integrality of soil sample has been promoted on the one hand, the probability of soil sample dispersion has been reduced, on the other hand effectively solved the problem that traditional needs periodic cleaning cylinder collector, convenience when promoting the soil sample.

Working principle: firstly, the drill rod 1 with the drilling tool is arranged on a drilling machine, the drilling depth of soil can be prolonged by utilizing the connecting rod 2, after the drilling depth of the soil reaches the sampling depth, the drilling tool is taken out and the cylinder 3 is replaced, the cylinder 3 descends along with the acting force of the drilling machine, the soil enters the collecting cylinder 4, the collecting cylinder 4 can collect the soil according to the hierarchy, when the soil sample in the collecting cylinder 4 is stored, the cylinder 3 is taken out, then the plugging piece is loosened, the screw rod 6 is rotated by utilizing the wrench, the push plate 5 is driven to move downwards by the screw rod 6, the collecting cylinder 4 is pushed out by the push plate 5, the integrity of the soil sample in the collecting cylinder 4 is better, and meanwhile, a small amount of samples can be taken out to be detected preliminarily by utilizing the through groove 11, so that the sampling convenience is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)

1. The utility model provides a soil sampler for geological exploration, includes two drilling rod (1) and connecting rod (2), threaded connection between drilling rod (1) and connecting rod (2), its characterized in that: the novel drilling machine is characterized in that the bottom end of the drilling rod (1) is fixedly connected with a cylinder (3) and a drilling tool respectively, a collecting cylinder (4) is arranged in the cylinder (3), a discharging mechanism is arranged on the top surface of the inner cavity of the cylinder (3), a plugging piece is arranged on the inner wall of the cylinder (3) close to the bottom end, and a plurality of cutter teeth (15) are fixedly connected to the end face of the bottom of the cylinder (3).

2. A soil sampler for geological exploration according to claim 1 and wherein: the discharging mechanism comprises a push plate (5), the push plate (5) is slidably connected to the inner cavity of the cylinder (3) close to the top surface, a screw hole is formed in the center of the top surface of the cylinder (3), a screw rod (6) is connected in the screw hole in a threaded mode, and the bottom end of the screw rod (6) is rotatably connected with the push plate (5).

3. A soil sampler for geological exploration according to claim 2 and wherein: two sliding blocks (9) are symmetrically and fixedly connected to the side wall of the push plate (5), sliding grooves (10) are symmetrically formed in the inner wall of the cylinder (3), and the sliding blocks (9) are in sliding connection with the sliding grooves (10).

4. A soil sampler for geological exploration according to claim 1 and wherein: the drilling tool comprises a conical drill bit (12), a spiral blade (13) is fixedly connected to the side wall of the conical drill bit (12), a plurality of inclined grooves (14) are formed in the side wall of the conical drill bit (12) close to the top end, and the inclined grooves (14) are arc-shaped.

5. A soil sampler for geological exploration according to claim 1 and wherein: the plugging piece comprises an annular plate (7), the section of the annular plate (7) is trapezoidal, external threads (8) are formed in the outer wall of the annular plate (7), and the annular plate (7) is in threaded connection with the inner wall of the cylinder (3).

6. A soil sampler for geological exploration according to claim 1 and wherein: the side wall of the collecting cylinder (4) is provided with a through groove (11).