CN216524928U

CN216524928U - Sampling device for geological mineral exploration capable of simultaneously collecting different depths

Info

Publication number: CN216524928U
Application number: CN202123146287.3U
Authority: CN
Inventors: 李园园; 霍东明; 邵鲁明; 曹迎迎
Original assignee: Shandong Institute of Geophysical and Geochemical Exploration
Current assignee: Shandong Institute of Geophysical and Geochemical Exploration
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-05-13
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses a sampling device for geological mineral exploration, which can simultaneously acquire different depths and relates to the technical field of geological mineral exploration; the inner cavity of the drill rod is provided with a steel ball and a sampling device, and the steel ball is arranged at the bottom of the inner cavity of the drill rod and is positioned below the sampling device; the bottom sampling device, the middle sampling device and the top sampling device are all composed of connecting columns, springs and sampling boxes; the inner chamber of spliced pole slides and is provided with the sample box, and keeps being connected through the spring between spliced pole and the sample box, and it can collect the soil sample of the geological stratification of the different degree of depth, and its simple structure is easy and simple to handle, labour saving and time saving, and it is efficient to take a sample.

Description

Sampling device for geological mineral exploration capable of simultaneously collecting different depths

Technical Field

The utility model belongs to the technical field of geological mineral exploration, and particularly relates to a sampling device for geological mineral exploration, which can simultaneously acquire different depths.

Background

Geological mineral exploration is a general term for collecting a certain sample from the interior of an ore body, surrounding rocks and a mine according to certain specification requirements, and carrying out the whole work of chemical examination, testing or identification and the like after processing, and aims to research the mineral quality, the physical and chemical properties of ores and surrounding rocks, the technical performance of the ores and mining conditions of ore deposits and the like and provide data for the evaluation and calculation of the ore deposits and the comprehensive utilization of related geology, mining, mineral separation and mineral products.

But current sampling device can only realize the sample of single layer degree of depth in once taking a sample stroke, can't accomplish the sample to the geological stratification of the different degree of depth, just so need sampling device to carry out a lot of sample work, and sampling efficiency is lower.

SUMMERY OF THE UTILITY MODEL

Aiming at solving the defects and the deficiency problems of the prior art; the utility model aims to provide a sampling device for geological mineral exploration, which has the advantages of simple structure, reasonable design and convenient use, can simultaneously collect soil samples of geological layers with different depths, and has the advantages of simple structure, simple and convenient operation, time and labor saving and high sampling efficiency.

In order to achieve the purpose, the utility model adopts the technical scheme that: the device comprises a drill rod, a steel ball and a sampling device; the inner cavity of the drill rod is provided with a steel ball and a sampling device, and the steel ball is arranged at the bottom of the inner cavity of the drill rod and is positioned below the sampling device;

the sampling device is divided into a bottom sampling device, a middle sampling device and a top sampling device; the head and the tail of the middle sampling devices are kept connected through clamping, and two ends of the middle sampling devices are kept connected with the bottom sampling device and the top sampling device through clamping; the bottom sampling device, the middle sampling device and the top sampling device are all composed of connecting columns, springs and sampling boxes; the inner cavity of the connecting column is provided with a sampling box in a sliding mode, and the connecting column and the sampling box are kept connected through a spring.

Preferably, the bottom of the connecting column on the middle sampling device is fixedly provided with a clamping groove and a limiting hole, the top end of the connecting column is fixedly provided with a round convex block and a limiting column which are mutually matched with the clamping groove and the limiting hole, the side wall of the connecting column is fixedly provided with a rectangular groove II, two sides of the rectangular groove II are fixedly provided with side U-shaped sliding grooves, and the outer sides of the side U-shaped sliding grooves are provided with limiting screws.

Preferably, the both sides of sampling box all are fixed be provided with the slider that keeps mutually supporting with U type spout, the front end both sides of sampling box all are fixed to be provided with the direction cambered surface.

Preferably, the drill rod is a hollow drill rod, a drill bit is fixedly arranged at the bottom of the drill rod, a first semi-arc groove matched with the steel ball is fixedly arranged on the drill bit, a plurality of first rectangular grooves matched with the sampling box are equidistantly arranged on the side wall of the drill rod, and a first direction arrow is fixedly arranged at the top end of the drill rod.

Preferably, the inner diameter of the drill pipe and the outer diameter of the connection string are maintained in cooperation.

Preferably, the bottom end of the connecting column on the bottom sampling device is fixedly provided with a semi-arc groove II which is matched with the steel ball.

Preferably, the top end of the connecting column on the top sampling device is fixedly provided with a long rod, and the long rod is provided with a direction arrow II.

Compared with the prior art, the utility model has the beneficial effects that: the soil sampler can collect soil samples of geological layers with different depths once sampling, and has the advantages of simple structure, simple and convenient operation, time and labor saving and high sampling efficiency.

Drawings

For ease of illustration, the utility model is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a schematic diagram of an exploded structure of the intermediate sampling device 4 according to the present invention;

FIG. 3 is a cross-sectional view of the connecting post 41 of the present invention;

fig. 4 is a schematic structural view of the drill rod 1 according to the utility model;

FIG. 5 is a schematic structural diagram of a bottom sampling device 3 according to the present invention;

FIG. 6 is a schematic view of the top sampling device 5 of the present invention;

FIG. 7 is a schematic diagram of an assembled sampling device according to the present invention.

In the figure: the device comprises a drill rod 1, a steel ball 2, a bottom sampling device 3, a middle sampling device 4, a top sampling device 5, a first rectangular groove 11, a first direction arrow 12, a drill bit 13, a first semi-arc groove 14 connecting column 41, a spring 42, a sampling box 43, a sliding block 431, a clamping groove 411, a limiting hole 412, a circular bump 413, a limiting column 414, a second rectangular groove 415, a side U-shaped sliding groove 416, a limiting screw 417, a second semi-arc groove 31, a long rod 51 and a second direction arrow 52.

Detailed Description

In order that the objects, aspects and advantages of the utility model will become more apparent, the utility model will be described by way of example only, and in connection with the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the scheme according to the present invention are shown in the drawings, and other details not so relevant to the present invention are omitted.

As shown in fig. 1 to fig. 3, the following technical solutions are adopted in the present embodiment: the device comprises a drill rod 1, a steel ball 2 and a sampling device; the inner cavity of the drill rod 1 is provided with a steel ball 2 and a sampling device, and the steel ball 2 is arranged at the bottom of the inner cavity of the drill rod 1 and is positioned below the sampling device;

the sampling devices are divided into a bottom sampling device 3, a middle sampling device 4 and a top sampling device 5; the heads and the tails of the plurality of middle sampling devices 4 are kept connected through clamping, and two ends of each middle sampling device 4 are kept connected with the bottom sampling device 3 and the top sampling device 5 through clamping; the bottom sampling device 3, the middle sampling device 4 and the top sampling device 5 are all composed of a connecting column 41, a spring 42 and a sampling box 43; the inner chamber of spliced pole 41 slides and is provided with sample box 43, and keeps being connected through spring 42 between spliced pole 41 and the sample box 43, spliced pole 41 on the middle sampling device 4, its bottom is fixed and is provided with draw-in groove 411 and spacing hole 412, its top is fixed and is provided with circular convex block 413 and spacing post 414 that keep mutually supporting with draw-in groove 411 and spacing hole 412, fixed rectangular channel two 415 that is provided with on the lateral wall of spliced pole 41, the both sides of rectangular channel two 415 are all fixed and are provided with side U type spout 416, and the outside of side U type spout 416 is provided with stop screw 417, the both sides of sample box 43 are all fixed and are provided with the slider 431 that keeps mutually supporting with U type spout 416, the front end both sides of sample box 43 are all fixed and are provided with the direction cambered surface, are convenient for through the direction cambered surface sample box 43 and slide into drilling rod 1 inner chamber.

The sampling box 43 is mounted by the following steps: firstly, a plurality of springs 42 are placed in the second rectangular groove 415, then the sliding block 431 on the sampling box 43 is aligned to the U-shaped sliding groove 416, the sampling box 43 is slid into the second rectangular groove 415, then the limiting screws 417 on two sides are installed on the outer side of the U-shaped sliding groove 416, and the distance of outward sliding of the sampling box 43 is limited through the limiting screws 417.

As shown in fig. 4, further, the drill rod 1 is a hollow drill rod, a drill bit 13 is fixedly arranged at the bottom of the drill rod 1, a semi-arc-shaped groove 14 which is mutually matched with the steel ball 2 is fixedly arranged on the drill bit 13, a plurality of rectangular grooves 11 which are mutually matched with the sampling box 43 are equidistantly arranged on the side wall of the drill rod 1, a direction arrow one 12 is fixedly arranged at the top end of the drill rod 1, and the inner diameter of the drill rod 1 is mutually matched with the outer diameter of the connecting column 41.

As shown in fig. 5, a connecting column 41 of the bottom sampling device 3 is further provided with a second semi-arc groove 31 at the bottom end thereof for keeping the steel ball 2 in mutual fit.

As shown in fig. 6, the connection column 41 of the top sampling device 5 further has a long bar 51 fixedly mounted on the top end thereof, and the long bar 51 is provided with a second directional arrow 52.

The working principle of the specific embodiment is as follows: firstly, the head and the tail ends of the sampling device are clamped and connected through the tight fit of the clamping groove 411 and the circular convex block 413, the sampling device at the upper end and the lower end is limited through the matching of the limiting hole 412 and the limiting column 414, the rotation is prevented (as shown in figure 7), then the sampling device is arranged in the drill rod 1, the sampling device at the bottom is matched with the drill rod 1 through the steel ball 2, the utility model utilizes the principle that the steel ball 2 rolls to reduce friction, the sampling device rotates flexibly and smoothly without clamping stagnation, at the moment, the sampling device is rotated through the long rod 51, the direction arrow two 52 is staggered with the direction arrow one 12 (namely, the rectangular groove one 11 is kept staggered with the rectangular groove two 415), then the drill rod 1 is driven into the geological layer through the drilling machine, the rectangular groove one 11 and the rectangular groove two 415 which are staggered with each other are arranged, when the drill rod 1 is driven into the geological layer, the rectangular groove one 11 is blocked through the outer side wall of the connecting column 41, so that the soil sample of the geological layer is effectively prevented from entering the inner cavity of the drill rod 1, and then the long rod 51 drives the sampling device to rotate for a certain angle, when the direction arrow II 52 is superposed with the direction arrow I12, the sampling box 43 is popped out of the rectangular groove I11 under the action of the spring 42, the soil samples of geological layers with different depths are collected through the popped-out sampling box 43, after the sampling box 43 is sampled, the long rod 51 drives the sampling device to rotate for a certain angle, the sampling box 43 is screwed into the inner cavity of the drill rod 1, and then the sampling device is taken out.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a can be to geological mineral exploration sampling device that different degree of depth gathered simultaneously which characterized in that: the device comprises a drill rod (1), a steel ball (2) and a sampling device; the inner cavity of the drill rod (1) is provided with a steel ball (2) and a sampling device, and the steel ball (2) is arranged at the bottom of the inner cavity of the drill rod (1) and is positioned below the sampling device;

the sampling device is divided into a bottom sampling device (3), a middle sampling device (4) and a top sampling device (5); the heads and the tails of the middle sampling devices (4) are kept connected through clamping, and the two ends of each middle sampling device (4) are kept connected with the bottom sampling device (3) and the top sampling device (5) through clamping; the bottom sampling device (3), the middle sampling device (4) and the top sampling device (5) are all composed of a connecting column (41), a spring (42) and a sampling box (43); the inner cavity of the connecting column (41) is provided with a sampling box (43) in a sliding mode, and the connecting column (41) and the sampling box (43) are kept connected through a spring (42).

2. A sampling device for geological mineral exploration which can be simultaneously acquired at different depths according to claim 1, wherein: the connecting column (41) on the middle sampling device (4) is fixedly provided with a clamping groove (411) and a limiting hole (412) at the bottom, a round convex block (413) and a limiting column (414) which are mutually matched with the clamping groove (411) and the limiting hole (412) are fixedly arranged at the top end of the connecting column, a rectangular groove II (415) is fixedly arranged on the side wall of the connecting column (41), side U-shaped sliding grooves (416) are fixedly arranged on two sides of the rectangular groove II (415), and limiting screws (417) are arranged on the outer sides of the side U-shaped sliding grooves (416).

3. A sampling device for geological mineral exploration which can be simultaneously acquired at different depths according to claim 2, characterized in that: the both sides of sampling box (43) all are fixed be provided with side U type spout (416) keep slider (431) of mutually supporting, the front end both sides of sampling box (43) all are fixed be provided with the direction cambered surface.

4. A sampling device for geological mineral exploration which can be simultaneously acquired at different depths according to claim 1, wherein: the drilling rod (1) is a hollow drilling rod, a drilling bit (13) is fixedly arranged at the bottom of the drilling rod (1), a semi-arc-shaped groove I (14) which is matched with a steel ball (2) is fixedly arranged on the drilling bit (13), a plurality of rectangular grooves I (11) which are matched with a sampling box (43) are arranged on the side wall of the drilling rod (1) at equal intervals, and a direction arrow I (12) is fixedly arranged at the top end of the drilling rod (1).

5. A sampling device for geological mineral exploration, which can simultaneously acquire at different depths according to claim 4, characterized in that: the inner diameter of the drill rod (1) and the outer diameter of the connecting column (41) are mutually matched.

6. A sampling device for geological mineral exploration which can be simultaneously acquired at different depths according to claim 1, wherein: and a connecting column (41) on the bottom sampling device (3) is fixedly provided with a second semi-arc groove (31) which is matched with the steel ball (2) at the bottom end.

7. A sampling device for geological mineral exploration which can be simultaneously acquired at different depths according to claim 1, wherein: the top end of the connecting column (41) on the top end sampling device (5) is fixedly provided with a long bar (51), and the long bar (51) is provided with a direction arrow II (52).