CN210893743U

CN210893743U - Geotechnical engineering sampler

Info

Publication number: CN210893743U
Application number: CN201921495024.3U
Authority: CN
Inventors: 王莉姣
Original assignee: Sichuan Agricultural University
Current assignee: Sichuan Agricultural University
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-06-30
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses a geotechnical engineering sampler, the loach carrying platform comprises a supporting fram, the support frame includes two risers, a diaphragm and two bed plates, install servo motor on the roof of diaphragm, the external singlechip of servo motor's input, bevel gear is installed to servo motor's drive end, the middle part of diaphragm is rotated and is equipped with the internal thread pipe, the bevel gear circle with bevel gear engaged with is installed on the top of internal thread pipe, the inboard threaded connection of internal thread pipe has the external screw thread pipe, the both ends of external screw thread pipe extend to the both sides of diaphragm respectively, the puncture head is installed to the bottom of external screw thread pipe, the discharge hole has been seted up to the entire length in the external screw thread pipe. The sampler of this scheme can be when realizing the sample to the ground of the different degree of depth, can also carry out complete, complete and convenient taking out to the ground sample that obtains, can avoid the sample breakage, keeps its intact stereovision, makes things convenient for the later stage to detect.

Description

Geotechnical engineering sampler

Technical Field

The utility model relates to a ground sample technical field especially relates to a geotechnical engineering sampler.

Background

Rock sampling refers to extracting a certain amount of samples from rock by means of a sampler or a device for later research or experiments, and the sampling device used in the prior art can perform sampling operation on rock at different depths, but still has the following disadvantages: sampling device often can cause the breakage of sample when the sample for the sample is incomplete, has destroyed the stereovision of ground, causes certain trouble for later stage experiment and research, is unfavorable for the experiment and studies to go on smoothly, consequently need improve above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the geotechnical engineering sampler that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a geotechnical engineering sampler, includes the support frame, the support frame includes two risers, a diaphragm and two bed plates, install servo motor on the roof of diaphragm, the external singlechip of servo motor's input, bevel gear is installed to servo motor's drive end, the middle part of diaphragm is rotated and is equipped with the internal thread pipe, the bevel gear circle with bevel gear engaged with is installed on the top of internal thread pipe, the inboard threaded connection of internal thread pipe has the external screw thread pipe, the both ends of external screw thread pipe extend to the both sides of diaphragm respectively, the puncture head is installed to the bottom of external screw thread pipe, the discharge hole has been seted up to the internal full length of external screw thread pipe, and the bottom of discharge hole runs through the puncture head setting, the bottom of discharge hole is equipped with flexible.

Preferably, the telescopic plugging mechanism comprises two notches symmetrically formed in the inner side of the discharge hole, a semicircular baffle is rotatably connected in each notch through a rotating shaft, the two semicircular baffles correspond to each other, and a spring is jointly fixed between the top wall of each semicircular baffle and each notch through an installation buckle.

Preferably, two limiting rings are symmetrically arranged on the side wall of the internal thread pipe, and the internal thread pipe is rotatably connected with the transverse plate through the two limiting rings.

Preferably, a plurality of handles are mounted on the outer side wall of the top end of the external thread pipe.

Preferably, the piercing head is conical.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the sampler of this scheme can be when realizing the sample to the ground of the different degree of depth, can also carry out complete, complete and convenient taking out to the ground sample that obtains, can avoid the sample breakage, keeps its intact stereovision, makes things convenient for the later stage to detect.

Drawings

Fig. 1 is a schematic view of the overall structure of a geotechnical engineering sampler provided by the present invention;

FIG. 2 is an enlarged view of the puncture head of FIG. 1;

FIG. 3 is an enlarged view of the structure of portion A of FIG. 1;

fig. 4 is an enlarged view of a portion B of fig. 2.

In the figure: the device comprises a vertical plate 1, a horizontal plate 2, a base plate 3, a servo motor 4, an internal threaded pipe 5, an external threaded pipe 6, a puncture head 7, a bevel gear 8, a bevel gear ring 9, a limiting ring 10, an exhaust hole 11, a semicircular baffle 12, a notch 13, a rotating shaft 14, an installation buckle 15, a spring 16 and a handle 17.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a geotechnical engineering sampler comprises a support frame, the support frame comprises two vertical plates 1, a horizontal plate 2 and two base plates 3, a servo motor 4 is installed on the top wall of the horizontal plate 2, a single chip microcomputer (the type of the single chip microcomputer can be a programmable 89S51 type single chip microcomputer, the single chip microcomputer can control the servo motor 4 to rotate forward and backward) is externally connected to the input end of the servo motor 4, a bevel gear 8 is installed at the drive end of the servo motor 4, an internal threaded pipe 5 is rotatably installed in the middle of the horizontal plate 2, a bevel gear ring 9 meshed with the bevel gear 8 is installed at the top end of the internal threaded pipe 5, an external threaded pipe 6 is in threaded connection with the inner side of the internal threaded pipe 5, two ends of the external threaded pipe 6 respectively extend to two sides of the horizontal plate 2, a puncture head 7 is installed at the bottom end of the, the bottom of the discharge hole 11 is provided with a telescopic plugging mechanism.

The telescopic plugging mechanism comprises two notches 13 symmetrically arranged on the inner side of the discharge hole 11, a semicircular baffle plate 12 is rotatably connected in each notch 13 through a rotating shaft 14, the two semicircular baffle plates 12 correspond to each other, and a spring 16 is jointly fixed between the top wall of each semicircular baffle plate 12 and each notch 13 through a mounting buckle 15.

Two limiting rings 10 are symmetrically arranged on the side wall of the internal thread pipe 5, and the internal thread pipe 5 is rotatably connected with the transverse plate 2 through the two limiting rings 10.

A plurality of handles 17 are mounted on the outer side wall of the top end of the external thread pipe 6.

The puncture head 7 is conical.

The utility model discloses in: when the sampler is used, the sampler is placed on the ground through the supporting frame, then the servo motor 4 is controlled by the single chip microcomputer to rotate in the forward direction, at the moment, the servo motor 4 drives the bevel gear 8 to be meshed with the bevel gear ring 9 and simultaneously drives the internal threaded pipe 5 to be in threaded fit with the external threaded pipe 6, at the moment, the external threaded pipe 6 moves downwards relative to the internal threaded pipe 5, the external threaded pipe 6 is inserted into the ground through the puncture head 7 at the bottom end, rock and soil enter the discharge hole 11, the quantity of the rock and soil in the discharge hole 11 is continuously increased along with the continuous descending of the external threaded pipe 6, after the bottom end of the puncture head 7 is descended to a required position, the servo motor 4 is controlled to rotate reversely, the external threaded pipe 6 can be moved out to the ground.

In the process of descending the external threaded pipe 6, when rock soil enters the discharge hole 11, the semicircular baffle plate 12 can be impacted, and the semicircular baffle plate 12 and the gap 13 are supported only by the spring 16, so that the rock soil can cross the semicircular baffle plate 12, when the external threaded pipe 6 is moved out of the ground, the semicircular baffle plate 12 can restore to the original state under the action of the rock soil and self gravity, at the moment, the two semicircular baffle plates 12 can form a circular baffle plate to further block the rock soil in the discharge hole 11, after the external threaded pipe 6 is completely separated from the internal threaded pipe 5, the external threaded pipe 6 can be reversely rotated by the handle 17, the top end of the external threaded pipe 6 is placed downwards, and the rock soil in the discharge hole 11 can be taken out.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The geotechnical engineering sampler comprises a supporting frame and is characterized in that the supporting frame comprises two vertical plates (1), a transverse plate (2) and two base plates (3), a servo motor (4) is installed on the top wall of the transverse plate (2), a single chip microcomputer is externally connected to the input end of the servo motor (4), a bevel gear (8) is installed at the driving end of the servo motor (4), an internal threaded pipe (5) is arranged in the middle of the transverse plate (2) in a rotating mode, a bevel gear ring (9) meshed with the bevel gear (8) is installed at the top end of the internal threaded pipe (5), an external threaded pipe (6) is connected to the inner side of the internal threaded pipe (5) in a threaded mode, two ends of the external threaded pipe (6) extend to two sides of the transverse plate (2) respectively, a puncture head (7) is installed at the bottom end of the external threaded pipe (6), and a discharge hole (11) is, the bottom end of the discharge hole (11) penetrates through the puncture head (7), and the bottom of the discharge hole (11) is provided with a telescopic plugging mechanism.

2. The geotechnical engineering sampler according to claim 1, wherein the telescopic plugging mechanism comprises two notches (13) symmetrically arranged on the inner side of the discharge hole (11), each notch (13) is rotatably connected with a semicircular baffle (12) through a rotating shaft (14), the two semicircular baffles (12) correspond to each other, and a spring (16) is jointly fixed between the top wall of each semicircular baffle (12) and each notch (13) through a mounting buckle (15).

3. The geotechnical engineering sampler according to claim 1, wherein two limiting rings (10) are symmetrically mounted on the side wall of the internal threaded pipe (5), and the internal threaded pipe (5) is rotatably connected with the transverse plate (2) through the two limiting rings (10).

4. Geotechnical sampler according to claim 1, characterized by the fact that said external threaded pipe (6) has a plurality of handles (17) mounted on its top external side wall.

5. Geotechnical sampler according to claim 1, characterized by the fact that said piercing head (7) is conical.