CN212722134U

CN212722134U - Coal mine geological drilling sampling device

Info

Publication number: CN212722134U
Application number: CN202021566340.8U
Authority: CN
Inventors: 刘瀑; 曹科; 秦文斌; 石强; 秦利; 申翔; 张耀东; 李远智; 王耀华; 杜晓东
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-03-16
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a colliery geological drilling sampling device relates to coal mine exploration technical field, including the rotary drill rod, the rotary drill rod bottom is connected with the rotatory case, rotary drill is installed to the bottom of rotatory case, the inside sample storehouse that is provided with of rotatory incasement, sample storehouse inner wall top is provided with electric telescopic handle. The utility model discloses a set up electric telescopic handle and drive the threaded rod, the threaded rod can make the threaded rod self carry out the rotation while moving from top to bottom with lantern ring, bearing cooperation, the threaded rod drives the sample transfer line, the sample transfer line is connected sample drill bit and sampling plate, can drive sample drill bit and sampling plate through electric telescopic handle and carry out the sample operation; preserve the sample through facility sample body, the top diameter and the sample body bottom phase-match of sample drill bit take a sample the drill bit top and sample the bottom and fully laminate together after getting the sample, can seal the sample and preserve and avoid receiving destruction at the recovery sample in-process.

Description

Coal mine geological drilling sampling device

Technical Field

The utility model relates to a coal mine exploration technical field specifically is a colliery geological drilling sampling device.

Background

In the coal mine exploration process, the coal-bearing stratum, the coal bed and the coal-mined coal bed, the coal quality, the coal class and the like need to be known, and the sampling device can be used for sampling and analyzing the underground soil quality.

The existing coal mine geological drilling sampling device is rigid in structure and single in function, the sampling operation is complex, time and labor are wasted, and the accuracy of data is easily influenced by the damage in the sample recovery process.

Therefore, the invention provides the coal mine geological drilling sampling device which can be used for conveniently sampling and protecting samples.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems of complicated sampling operation and incapability of protecting samples, the coal mine geological drilling sampling device is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a coal mine geological drilling sampling device comprises a rotary drill rod, the bottom end of the rotary drill rod is connected with a rotary box, the bottom end of the rotary box is provided with a rotary drill bit, the rotary box is internally provided with a sampling bin, the top end of the inner wall of the sampling bin is provided with an electric telescopic rod, the outer wall of the output end of the electric telescopic rod is sleeved with a bearing, the outer wall of the bearing is sleeved with a threaded rod, the outer wall of the threaded rod is sleeved with a lantern ring, the outer wall of the lantern ring is connected with connecting rods connected with the two sides of the inner wall of the sampling bin, the threaded rod penetrates through the lantern ring to be connected with a sampling transmission rod at the bottom end of the lantern ring, a fixed block is arranged in the rotary box and below the sampling bin, the inner wall of fixed block is provided with the sample body, the sample transfer line runs through the sample body and is connected with the sample drill bit to the bottom of sample body, the sample transfer line outer wall has cup jointed the sampling board in the position that the sample body is inside.

Preferably, the inner wall of the contact position of the lantern ring and the threaded rod is provided with an internal thread, and the internal thread is matched with the external thread of the threaded rod.

Preferably, the outer wall of sampling plate and the inner wall phase-match of sampling pipe body.

Preferably, the rotary drill bit is detachably connected with the rotary box through threads.

Preferably, the sampling drill bit is arranged into a cone, and the diameter of the bottom surface of the cone is matched with the diameter of the outer wall of the sampling pipe body.

Preferably, a wire is arranged inside the rotary drill rod and connected with an electric telescopic rod, and the electric telescopic rod is electrically connected with the external conducting ring through the wire.

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

1. the utility model discloses a set up electric telescopic handle and drive the threaded rod, the threaded rod can make the threaded rod self carry out the rotation while moving from top to bottom with lantern ring and bearing cooperate, the threaded rod drives the sample transfer line, sample transfer line connection sample drill bit and sampling plate, can drive sample drill bit and sampling plate through electric telescopic handle and move from top to bottom and rotate, make the sample work more light swift;

2. the utility model discloses a facility sample body is preserved the sample, and the top diameter and the sample body bottom phase-match of sample drill bit are in the same place with the abundant laminating in sample bottom after getting the sample, can seal the sample and preserve and avoid receiving the destruction at the recovery sample in-process.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged cross-sectional view of the present invention at a position a in fig. 1;

FIG. 3 is a schematic view of the structure of the sampling tube of the present invention;

in the figure: 1. rotating the drill rod; 2. a rotary box; 201. sampling a bin; 3. a connecting rod; 4. a fixed block; 5. rotating the drill bit; 6. a sampling drill bit; 7. a sampling tube body; 8. a sampling transmission rod; 9. a collar; 10. a threaded rod; 11. an electric telescopic rod; 12. a bearing; 13. and (4) sampling the plate.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

The electric telescopic rods (TGA-950) mentioned in the utility model can be purchased by market or private users.

Referring to fig. 1-3, a coal mine geological drilling sampling device comprises a rotary drill rod 1, a rotary box 2 is connected to the bottom end of the rotary drill rod 1, a rotary drill bit 5 is installed at the bottom end of the rotary box 2, a sampling bin 201 is arranged inside the rotary box 2, an electric telescopic rod 11 is arranged at the top end of the inner wall of the sampling bin 201, a bearing 12 is sleeved on the outer wall of the output end of the electric telescopic rod 11, a threaded rod 10 is sleeved on the outer wall of the bearing 12, a lantern ring 9 is sleeved on the outer wall of the threaded rod 10, a connecting rod 3 connected with two sides of the inner wall of the sampling bin 201 is connected to the outer wall of the lantern ring 9, a sampling transmission rod 8 is connected to the bottom end of the lantern ring 9 through the threaded rod 10, a fixed block 4 is arranged inside the rotary box 2 and below the sampling bin 201, the sampling plate 13 is sleeved on the outer wall of the sampling transmission rod 8 at the position inside the sampling pipe body 7.

Please refer to fig. 1, the inner wall of the contact position between the ring 9 and the threaded rod 10 is provided with an internal thread, the internal thread matches with the external thread of the threaded rod 10, and the threaded rod 10 can rotate by matching with the ring 9 and the bearing 12 when driven by the electric telescopic rod to move up and down.

Please refer to fig. 3, the outer wall of the sampling plate 13 matches with the inner wall of the sampling tube 7, and the sampling plate 13 moves up and down along the inner wall of the sampling tube 7 under the driving of the sampling transmission rod 8.

Please refer to fig. 1, the rotary drill bit 5 is detachably connected to the rotary box 2 through a screw thread, so that the rotary drill bit can be conveniently replaced and maintained.

Referring to fig. 1, the sampling bit 6 is a cone whose bottom diameter matches the outer wall diameter of the sampling tube 7, and the sampling pressure can be reduced when the sampling bit 6 moves downward.

Please refer to fig. 1, a wire is disposed inside the rotary drill rod 1 and connected to the electric telescopic rod 11, the electric telescopic rod 11 is electrically connected to an external conducting ring through the wire, and the electric telescopic rod 11 can work normally when the rotary drill rod 1 rotates through the conducting ring.

The working principle is as follows: when the device is used, the device is checked to confirm whether the device can be normally used or not, the device is connected with an external power supply after the device is confirmed, the rotary drill rod 1 is started through a control button, the rotary drill rod 1 drives the rotary box 2 and the rotary drill bit 5 to rotate, sampling can be started when a drill hole rotates to a certain depth, the electric telescopic rod 11 is connected with the external power supply and started, the electric telescopic rod 11 can push the threaded rod 10 to move downwards, the threaded rod 10 can rotate by itself by matching with the lantern ring 9 and the bearing 12 while moving downwards, the bottom end of the threaded rod 10 is connected with the sampling transmission rod 8, the sampling transmission rod 8 is connected with the sampling plate 13 and the sampling drill bit 6, namely, the sampling drill bit 6 and the sampling plate 13 can be driven by the electric telescopic rod 11 to rotate while moving downwards, the sampling drill bit 6 and the sampling plate 13 can easily enter the ground to perform sampling work, and then the electric telescopic rod 11 is, sample drill bit 6 is fully laminated with 7 bottoms of sample body this moment, can protect the sample and avoid retrieving the sample in-process and receive destruction, gets back to ground at sampling device and starts electric telescopic handle 11 and release sampling plate 13 and can acquire the sample, and its work efficiency of sample easy operation swift can obtain showing and improve.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a colliery geological drilling sampling device, includes rotary drill pipe (1), its characterized in that: the rotary drill rod is characterized in that the bottom end of the rotary drill rod (1) is connected with a rotary box (2), a rotary drill bit (5) is installed at the bottom end of the rotary box (2), a sampling bin (201) is arranged inside the rotary box (2), an electric telescopic rod (11) is arranged at the top end of the inner wall of the sampling bin (201), a bearing (12) is sleeved on the outer wall of the output end of the electric telescopic rod (11), a threaded rod (10) is sleeved on the outer wall of the bearing (12), a lantern ring (9) is sleeved on the outer wall of the threaded rod (10), the outer wall of the lantern ring (9) is connected with a connecting rod (3) connected with two sides of the inner wall of the sampling bin (201), the bottom end, penetrating through the lantern ring (9) to the lantern ring (9), of the threaded rod (10) is connected with a sampling transmission rod (8), a fixed block (4, the sampling transmission rod (8) penetrates through the sampling pipe body (7) and is connected with the sampling drill bit (6) to the bottom end of the sampling pipe body (7), and the sampling plate (13) is sleeved at the position, located inside the sampling pipe body (7), of the outer wall of the sampling transmission rod (8).

2. A coal mine geological drilling sampling device according to claim 1, wherein: the inner wall of the contact position of the lantern ring (9) and the threaded rod (10) is provided with an internal thread, and the internal thread is matched with the external thread of the threaded rod (10).

3. A coal mine geological drilling sampling device according to claim 1, wherein: the outer wall of sampling plate (13) and the inner wall phase-match of sample body (7).

4. A coal mine geological drilling sampling device according to claim 1, wherein: the rotary drill bit (5) is detachably connected with the rotary box (2) through threads.

5. A coal mine geological drilling sampling device according to claim 1, wherein: the sampling drill bit (6) is arranged to be a cone, and the diameter of the bottom surface of the cone is matched with the diameter of the outer wall of the sampling pipe body (7).

6. A coal mine geological drilling sampling device according to claim 1, wherein: the rotary drill rod (1) is internally provided with a conducting wire connected with an electric telescopic rod (11), and the electric telescopic rod (11) is electrically connected with an external conducting ring through the conducting wire.