CN111426508A

CN111426508A - Geological sampling device

Info

Publication number: CN111426508A
Application number: CN202010417222.9A
Authority: CN
Inventors: 尹振红; 刘财; 王典; 刘洋
Original assignee: Jilin University
Current assignee: Jilin University
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-07-17

Abstract

The invention relates to the technical field of geological exploration equipment, and discloses a geological sampling device, which solves the problems that a geological exploration instrument has a simple structure and a single function, a sampling tube can be pressed into the ground for sampling only by large pressing force, and the labor intensity is high, and comprises a bottom plate, wherein a guide rod is vertically fixed at the upper end of the bottom plate, a top plate is fixed at the top end of the guide rod, a supporting plate is slidably installed on the guide rod, a motor is installed on the supporting plate, a sampling tube is concentrically fixed on an output shaft of the motor, two semicircular plates are rotatably installed at one end of the supporting plate far away from the motor, threads are arranged on the inner walls of the two semicircular plates, a lead screw is arranged at one side of the guide rod close to the semicircular plates, the end of the lead screw is rotatably installed on the bottom plate, a first helical gear is concentrically fixed at the top end of the lead screw, and the, the motor is prevented from being pressed by bending down, thereby reducing the labor intensity.

Description

Geological sampling device

Technical Field

The invention relates to the technical field of geological exploration equipment, in particular to a geological sampling device.

Background

Geological exploration is an investigation and research activity of surveying geology by various means and methods, determining a proper bearing stratum, determining a foundation type according to the foundation bearing capacity of the bearing stratum and calculating basic parameters.

Geological exploration equipment is for exploring the deposit, surveying stratum, soil property etc. and uses the rig to drill hole to the underground, takes out soil or rock core for analytical study, and present geological exploration instrument structure is fairly simple, and the function is single, needs great pressing force just can to impress the sampling tube into the underground and take a sample, and intensity of labour is great, therefore, we have proposed a geological sampling device to solve above-mentioned problem.

Disclosure of Invention

The invention aims to solve the defects that in the prior art, a geological exploration instrument is simple in structure and single in function, a sampling tube can be pressed into the ground for sampling only by large pressing force, and the labor intensity is high.

In order to achieve the purpose, the invention adopts the following technical scheme:

a geological sampling device comprises a bottom plate, wherein a guide rod is vertically fixed at the upper end of the bottom plate, a top plate is fixed at the top end of the guide rod, a supporting plate is slidably mounted on the guide rod, a motor is mounted on the supporting plate, an output shaft of the motor extends to the position below the supporting plate, a sampling tube is concentrically fixed on the output shaft of the motor, two semicircular plates are rotatably mounted at one end, away from the motor, of the supporting plate, and threads are formed in the inner walls of the two semicircular plates;

one side of the guide rod, which is close to the semicircular plate, is provided with a lead screw, the end of the lead screw is rotatably installed on the bottom plate, a first helical gear is concentrically fixed at the top end of the lead screw, a transverse rod is arranged above the lead screw, one end of the transverse rod is rotatably installed on the guide rod, the other end of the transverse rod is fixedly provided with a rotating handle, a second helical gear is concentrically fixed on the transverse rod, and the second helical gear is meshed with the first helical gear.

Preferably, the upper end of the guide rod is fixed with a mounting plate, and the top end of the screw rod is rotatably mounted on the mounting plate through a bearing.

Preferably, a support ring is welded at the bottom end of the top plate, and the cross rod is rotatably mounted in the support ring through a bearing.

Preferably, two the semicircle board is kept away from its one side of rotating the junction and all is welded the stopper, two the joint has C type fixture block on the stopper.

Preferably, the thread is adapted to the screw rod.

Preferably, the opening has all been seted up to bottom plate four corners department, rotate between the open-ended both sides inner wall and install the rotary rod, and slidable mounting has the gag lever post between the opening outer end bottom inner wall, the universal wheel is installed to the bottom of rotary rod.

Preferably, a sliding hole is formed in the inner wall of one side of the opening, the limiting rod is inserted into the sliding hole, and a spring is fixed between the limiting rod and the bottom end of the sliding hole.

Preferably, a shifting rod is fixed on the limiting rod, extends to the outer side of the bottom plate, and is in sliding fit with the bottom plate.

The invention has the beneficial effects that:

1. through rotating the rotatory handle, can drive the sampling tube decline and take a sample to soil, avoid bowing to press the motor to intensity of labour has been alleviateed.

2. After the sample is accomplished, through opening two semicircle boards to can lift up the bracketing board fast, need not rotate rotatory handle once more and make it rise, thereby improve work efficiency.

3. Through the pulling gag lever post, rotatory to the below of gag lever post to the rotary rod, make the universal wheel be located the below of bottom plate simultaneously, carry on spacingly by the gag lever post to the rotary rod to make the universal wheel land, be convenient for remove this device.

Drawings

FIG. 1 is a schematic structural diagram of a geological sampling device according to the present invention;

FIG. 2 is a schematic structural diagram of a support plate of a geological sampling device according to the present invention;

FIG. 3 is a schematic structural diagram of a bottom plate of a geological sampling apparatus according to the present invention;

fig. 4 is a schematic structural diagram of a stopper rod installation in a geological sampling device according to the present invention.

In the figure: the device comprises a base plate 1, a guide rod 2, a top plate 3, a mounting plate 4, a lead screw 5, a supporting plate 6, a motor 7, a sampling tube 8, a semicircular plate 9, threads 10, a limiting block 11, a clamping block 12C, a first bevel gear 13, a cross rod 14, a second bevel gear 15, a rotating handle 16, an opening 17, a rotating rod 18, a universal wheel 19, a limiting rod 20 and a spring 21.

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.

Referring to fig. 1-4, a geological sampling device, comprising a base plate 1, the vertical welded fastening in bottom plate 1 upper end has guide bar 2, the top of guide bar 2 is fixed with roof 3, and slidable mounting has a layer board 6 on guide bar 2, set up the through-hole rather than looks adaptation on the layer board 6, install motor 7 on the layer board 6, the output shaft of motor 7 extends to the below of layer board 6, and be fixed with sampling tube 8 on motor 7's the output shaft with one heart, the one end rotation that layer board 6 kept away from motor 7 installs two semicircle boards 9, two semicircle boards 9 make up into the ring shape, and set up screw thread 10 on the inner wall of two semicircle boards 9.

One side of the guide rod 2 close to the semicircular plates 9 is provided with a screw rod 5, the ends of the screw rod 5 are rotatably installed on the bottom plate 1, the upper end of the guide rod 2 is fixed with an installation plate 4, the top end of the screw rod 5 is rotatably installed on the installation plate 4 through a bearing, one side of each semicircular plate 9 far away from the rotary joint of the semicircular plate is welded with a limiting block 11, the two limiting blocks 11 are clamped with a C-shaped clamping block 12, the semicircular plates 9 are fixed through the C-shaped clamping blocks 12, the screw rod 5 is positioned between the semicircular plates 9, a thread 10 is matched with the screw rod 5, the top end of the screw rod 5 is concentrically fixed with a first helical gear 13, a cross rod 14 is arranged above the screw rod 5, one end of the cross rod 14 is rotatably installed on the guide rod 2, the other end of the cross rod 14 is fixedly provided with a rotating handle 16, the bottom end of the top plate 3 is, the second bevel gear 15 meshes with the first bevel gear 13.

Further, opening 17 has all been seted up to bottom plate 1 four corners department, rotate between the both sides inner wall of opening 17 and install rotary rod 18, and slidable mounting has gag lever post 20 between the inner wall of opening 17 outer end bottom, make rotary rod 18 rotatory back down-dip, universal wheel 19 is installed to the bottom of rotary rod 18, the slide opening has been seted up on one side inner wall of opening 17, gag lever post 20 inserts and establishes in the slide opening, and be fixed with spring 21 between gag lever post 20 and the slide opening bottom, be fixed with the driving lever on the gag lever post 20, the driving lever extends to the outside of bottom plate 1, and driving lever and bottom plate 1 sliding fit.

Example (b): the driving lever is pulled to drive the limiting rod 20 to extrude the spring 21, so that the opening 17 is opened, the rotating rod 18 is rotated to the lower part of the limiting rod 20, meanwhile, the universal wheel 19 is positioned below the bottom plate 1, the limiting rod 20 limits the rotating rod 18, and therefore the universal wheel 19 lands, the device is pushed to move to a sampling place, and the device is convenient to move.

After moving to the sample site, stimulate the driving lever once more, it is rotatory to bottom plate 1 top to the universal wheel 19, the bottom plate falls to the ground, thereby make this device stable, open motor 7, motor 7 drives sampling tube 8 and rotates, and rotate rotatory handle 16, rotatory handle 16 drives second helical gear 15 and rotates, and make first helical gear 13 rotate, make lead screw 5 rotate simultaneously, lead screw 5 drives half-round plate 9 and descends, make bracketing board 6 and sampling tube 8 descend and sample soil simultaneously, avoid bowing to press, thereby alleviate intensity of labour, after the sample is accomplished, through upwards extracting C type fixture block 12, make C type fixture block 12 keep away from stopper 11, open two half-round plates 9, thereby can lift up bracketing board 6 fast, need not rotate rotatory handle 16 of reversal once more and make it rise, thereby work efficiency has been improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A geological sampling device comprises a bottom plate (1) and is characterized in that a guide rod (2) is vertically fixed at the upper end of the bottom plate (1), a top plate (3) is fixed at the top end of the guide rod (2), a supporting plate (6) is slidably mounted on the guide rod (2), a motor (7) is mounted on the supporting plate (6), an output shaft of the motor (7) extends to the position below the supporting plate (6), a sampling pipe (8) is concentrically fixed on the output shaft of the motor (7), one end, far away from the motor (7), of the supporting plate (6) is rotatably mounted with two semicircular plates (9), and threads (10) are formed on the inner walls of the two semicircular plates (9);

one side that guide bar (2) are close to semicircle board (9) is provided with lead screw (5), the end of lead screw (5) is rotated and is installed on bottom plate (1), and the top of lead screw (5) is fixed with first helical gear (13) with one heart to the top of lead screw (5) is provided with horizontal pole (14), the one end of horizontal pole (14) is rotated and is installed on guide bar (2), the other end of its horizontal pole (14) is fixed with rotatory handle (16) to it is fixed with second helical gear (15) with one heart on horizontal pole (14), second helical gear (15) with first helical gear (13) meshing.

2. A geological sampling device according to claim 1, characterized in that the upper end of said guide bar (2) is fixed with a mounting plate (4), and the top end of said screw (5) is rotatably mounted on said mounting plate (4) by means of a bearing.

3. A geological sampling device according to claim 1, characterized in that a support ring is welded to the bottom end of the top plate (3), and the crossbar (14) is rotatably mounted in said support ring by means of bearings.

4. The geological sampling device according to claim 1, characterized in that one side of each of the two semicircular plates (9) far away from the rotational joint thereof is welded with a limiting block (11), and the two limiting blocks (11) are clamped with C-shaped clamping blocks (12).

5. A geological sampling device according to claim 1, characterized in that said thread (10) is adapted to said screw (5).

6. The geological sampling device according to claim 1, characterized in that openings (17) are formed in four corners of the bottom plate (1), rotating rods (18) are rotatably installed between inner walls of two sides of the openings (17), limiting rods (20) are slidably installed between inner walls of the bottom of the outer ends of the openings (17), and universal wheels (19) are installed at the bottom ends of the rotating rods (18).

7. A geological sampling device according to claim 6, characterized in that a slide hole is opened on one side of the inner wall of said opening (17), said limiting rod (20) is inserted in said slide hole, and a spring (21) is fixed between the limiting rod (20) and the bottom end of the slide hole.

8. A geological sampling device according to claim 7, characterized in that a deflector rod is fixed on said limiting rod (20), said deflector rod extends to the outside of said base plate (1), and said deflector rod is slidably fitted with said base plate (1).