CN216110551U

CN216110551U - Core drill bit structure for hydrogeological environment drilling research

Info

Publication number: CN216110551U
Application number: CN202122840333.3U
Authority: CN
Inventors: 张雄帅; 李林强; 张蒨
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-03-22
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a core bit structure for hydrogeological environment drilling research, which relates to the technical field of core bit structures and comprises the following components: the top end of the main body is provided with a fixing plate; the drilling probe is fixed at the top end of the fixing plate; a threaded bushing. According to the utility model, the cleaning mechanism is arranged, the rotating rod rotates to drive the third bevel gear to rotate, the third bevel gear rotates to drive the sliding block to move, the sliding block moves and contracts in the fixed plate, the rotating rod rotates to drive the first bevel gear to rotate, the first bevel gear rotates to drive the second bevel gear to rotate, the second bevel gear rotates to drive the rotating shaft to rotate, and the rotating shaft rotates to drive the baffle to rotate.

Description

Core drill bit structure for hydrogeological environment drilling research

Technical Field

The utility model relates to the technical field of core bit structures, in particular to a core bit structure for hydrogeological environment drilling research.

Background

Core drilling refers to a drilling method for taking out and taking out cores during drilling to research underground geological conditions, wherein core drilling is generally rotary drilling, and a drilling machine is utilized to cut, grind and crush rocks in various ways, so that a drill bit continuously drills towards the deep part of a rock stratum and takes out cores at intervals, and a core drilling tool can be reasonably selected according to rock stratum characteristics and core taking requirements during drilling. The common drilling tools include single-acting double-pipe drilling tools, single-acting three-layer pipe drilling tools, single-acting double-pipe semi-closed pipe drilling tools, joint type jet reverse circulation drilling tools, rope core drilling tools, trepanning coring and the like.

When the current core drill bit for hydrogeological environment drilling research is used, the drill bit continuously goes deep into a rock stratum in various modes such as cutting, grinding and rock breaking, and the rotating speed of the drill bit is influenced due to the accumulation of broken stones and rock ash on the top of the drill bit, so that the working efficiency of the device is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problem that the broken stones and the rock ash at the top end of the drill bit cannot be cleaned in time, the core drill bit structure for the hydrogeological environment drilling research is provided.

In order to achieve the purpose, the utility model provides the following technical scheme: a hydrogeological environment is core bit structure for drilling research, includes:

the top end of the main body is provided with a fixing plate;

the drilling probe is fixed at the top end of the fixing plate;

the threaded sleeve is arranged at the bottom end of the main body;

the cleaning mechanism is arranged from the top end of the fixing plate to the inside of the main body and is used for cleaning the broken stones and rock ash at the top end of the fixing plate;

the locking mechanism is arranged at the bottom end inside the main body and penetrates through the main body to be used for locking the cleaning mechanism.

As a still further scheme of the utility model: the cleaning mechanism comprises a linkage unit, a moving unit and an opening unit, wherein the linkage unit comprises a rotating rod which is arranged at the bottom end of the main body and penetrates through the inside of the main body, a rotating cap is arranged at the bottom end of the rotating rod, a third bevel gear is arranged at the top end of the rotating rod, and a first bevel gear is fixedly sleeved on the outer wall of the rotating rod.

As a still further scheme of the utility model: the movable unit is including setting up the fourth bevel gear in third bevel gear one end, the one end of fourth bevel gear is provided with the threaded rod of being connected with the main part inner wall rotation, the sliding block has been cup jointed to the outer wall of threaded rod, the sliding block passes through stopper sliding connection with the inner wall of fixed plate, just the inside of fixed plate is provided with sliding block assorted spout, the inside of sliding block be provided with threaded rod assorted screw thread.

As a still further scheme of the utility model: the opening unit comprises a second bevel gear arranged at one end of the first bevel gear, a rotating shaft rotatably connected with the outer wall of the main body is arranged at one end of the second bevel gear, a baffle is arranged at the bottom end of the rotating shaft, and a groove matched with the baffle is formed in the outer wall of the main body.

As a still further scheme of the utility model: the locking mechanism comprises a locking unit, a reset unit and a separation unit, wherein the locking unit comprises a straight gear fixedly sleeved on the outer wall of the rotating rod, the straight gear is located below the first bevel gear, a clamping block is arranged at one end of the straight gear, and one side of the clamping block is arranged in a cambered surface shape.

As a still further scheme of the utility model: the reset unit comprises a clamping box sleeved at the bottom end of the clamping block, and a spring fixedly connected with the inner wall of the clamping box is arranged at the bottom end of the clamping block.

As a still further scheme of the utility model: the separation unit is including setting up the removal post in the spring bottom, the bottom of removing the post is cup jointed and is run through to the outside screw thread post of main part, the inside of removing the post is provided with and screw thread post assorted screw thread.

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

1. through the arrangement of the cleaning mechanism, the rotating rod rotates to drive the third bevel gear to rotate, the third bevel gear rotates to drive the sliding block to move, the sliding block moves and contracts in the fixed plate, the rotating rod rotates to drive the first bevel gear to rotate simultaneously, the first bevel gear rotates to drive the second bevel gear to rotate, the second bevel gear rotates to drive the rotating shaft to rotate, and the rotating shaft rotates to drive the baffle to rotate;

2. through setting up locking mechanism, the bull stick drives the straight-teeth gear when rotating and rotates, the spur gear tooth piece extrudees the fixture block when rotating, the fixture block removes and contracts in the inside of card box, the extrusion of spring atress, when tooth piece and fixture block separation, the fixture block resets and with the straight-teeth gear block, so reciprocal until opening the baffle, be favorable to carrying out the operation of locking to the clearance mechanism of opening through this structure, the baffle of avoiding opening takes place the closed condition, be favorable to improving the discharge efficiency of rubble and rock ash.

Drawings

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

FIG. 2 is a schematic view of a complementary structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of the present invention;

fig. 4 is an enlarged schematic view of the structure at B of the present invention.

In the figure: 1. a main body; 2. a fixing plate; 3. drilling a probe; 4. a threaded bushing; 5. turning the cap; 6. a rotating rod; 7. a first bevel gear; 8. a second bevel gear; 9. a rotating shaft; 10. a baffle plate; 11. a third bevel gear; 12. a fourth bevel gear; 13. a threaded rod; 14. a slider; 15. a spur gear; 16. a clamping block; 17. a card box; 18. a spring; 19. moving the column; 20. a threaded post.

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. All other embodiments, which can be derived by a person skilled in the art of core bit construction without making creative efforts, based on the embodiments of the present invention, fall within the scope of protection 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", etc., 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, but 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 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 is to be understood as a specific case, for a person of ordinary skill in the art of core bit construction. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1 to 4, in an embodiment of the present invention, a core drill structure for hydrogeological environment drilling research includes:

the device comprises a main body 1, wherein a fixing plate 2 is arranged at the top end of the main body 1;

the drilling head 3 is fixed at the top end of the fixing plate 2;

the threaded sleeve 4 is arranged at the bottom end of the main body 1;

the cleaning mechanism is arranged from the top end of the fixing plate 2 to the inside of the main body 1 and is used for cleaning the broken stones and rock ash at the top end of the fixing plate 2;

and the locking mechanism is arranged at the bottom end inside the main body 1, penetrates through the outside of the main body 1 and is used for locking the cleaning mechanism.

Please refer to fig. 1, the cleaning mechanism is composed of a linkage unit, a moving unit and an opening unit, the linkage unit includes a rotating rod 6 disposed at the bottom end of the main body 1 and penetrating to the inside of the main body 1, a rotating cap 5 is disposed at the bottom end of the rotating rod 6, a third bevel gear 11 is disposed at the top end of the rotating rod 6, a first bevel gear 7 is fixedly sleeved on the outer wall of the rotating rod 6, the structure is favorable for the rotating cap 5 to rotate to drive the rotating rod 6 to rotate, and the rotating rod 6 rotates to drive the first bevel gear 7 and the third bevel gear 11 to rotate.

Please refer to fig. 3 heavily, the moving unit includes a fourth bevel gear 12 disposed at one end of the third bevel gear 11, one end of the fourth bevel gear 12 is provided with a threaded rod 13 rotatably connected with the inner wall of the main body 1, the outer wall of the threaded rod 13 is sleeved with a sliding block 14, the sliding block 14 is slidably connected with the inner wall of the fixing plate 2 through a limiting block, a sliding slot matched with the sliding block 14 is disposed inside the fixing plate 2, a thread matched with the threaded rod 13 is disposed inside the sliding block 14, the structure is favorable for the third bevel gear 11 to rotate to drive the threaded rod 13 to rotate, the threaded rod 13 rotates to drive the sliding block 14 to move, thereby being favorable for the crushed stones and the rock dust to pass through the fixing plate 2 to perform the sliding slot inside the main body 1.

Please refer to fig. 1 again, the opening unit includes a second bevel gear 8 disposed at one end of the first bevel gear 7, one end of the second bevel gear 8 is disposed with a rotating shaft 9 rotatably connected with the outer wall of the main body 1, a baffle 10 is disposed at the bottom end of the rotating shaft 9, and the outer wall of the main body 1 is disposed with a groove matched with the baffle 10, so that the first bevel gear 7 is rotated to drive the baffle 10 to rotate, thereby facilitating the rapid discharge of the broken stones and the rock lime inside the main body 1.

Please refer to fig. 4, the locking mechanism comprises a locking unit, a reset unit and a separation unit, the locking unit comprises a spur gear 15 fixedly sleeved on the outer wall of the rotating rod 6, the spur gear 15 is located below the first bevel gear 7, one end of the spur gear 15 is provided with a fixture block 16, one side of the fixture block 16 is arc-shaped, and the structure is favorable for locking the opened sliding block 14 and the baffle plate 10, so as to avoid the closing of the baffle plate 10.

Referring to fig. 4 again, the reset unit includes a card box 17 sleeved at the bottom end of the card box 16, the bottom end of the card box 16 is provided with a spring 18 fixedly connected with the inner wall of the card box 17, by this structure, the tooth block extrudes the card box 16 when the spur gear 15 rotates, the card box 16 moves and contracts inside the card box 17, the spring 18 is extruded by force, and when the tooth block is separated from the card box 16, the card box 16 resets and is clamped with the spur gear 15.

Please refer to fig. 4, the separating unit includes a moving column 19 disposed at the bottom end of the spring 18, a threaded column 20 penetrating to the outside of the main body 1 is sleeved at the bottom end of the moving column 19, a thread matching with the threaded column 20 is disposed inside the moving column 19, which is beneficial for the threaded column 20 to rotate to drive the card box 17 to move, the card box 17 moves to drive the card block 16 to move, and the card block 16 moves and separates from the spur gear 15, thereby being beneficial for the operation of resetting the sliding block 14 and the baffle 10.

The working principle of the utility model is as follows: after the device is used for a period of time, the top end of the fixed plate 2 is accumulated with more broken stones and rock dust due to the work of the drilling head 3, the rotating cap 5 is rotated, the rotating cap 5 rotates to drive the rotating rod 6 to rotate, the rotating rod 6 rotates to drive the third bevel gear 11 to rotate, the third bevel gear 11 rotates to drive the fourth bevel gear 12 to rotate, the fourth bevel gear 12 rotates to drive the threaded rod 13 to rotate, the threaded rod 13 rotates to drive the sliding block 14 to move, the sliding block 14 moves and contracts into the fixed plate 2, the rotating rod 6 rotates to drive the first bevel gear 7 to rotate, the first bevel gear 7 rotates to drive the second bevel gear 8 to rotate, the second bevel gear 8 rotates to drive the rotating shaft 9 to rotate, the rotating shaft 9 rotates to drive the baffle 10 to rotate, the structure is favorable for opening the baffle 10 at the top end of the fixed plate 2 and one side of the main body 1, and is favorable for the broken stones and the rock dust at the top end of the fixed plate 2 to enter the chute in the main body 1 through the hole between the sliding block 14, after discharge through baffle 10, thereby be favorable to guaranteeing the efficiency of 3 work of boring head, the bull stick 6 drives spur gear 15 when rotating and rotates, the dog-tooth piece extrudees fixture block 16 when spur gear 15 rotates, fixture block 16 removes and contracts in the inside of card box 17, spring 18 atress extrusion, when the dog-tooth piece separates with fixture block 16, fixture block 16 resets and with spur gear 15 block, so reciprocal until opening baffle 10, be favorable to carrying out the operation of locking to the clearance mechanism who opens through this structure, the baffle 10 of avoiding opening takes place the closed condition, be favorable to improving the discharge efficiency of rubble and rock ash.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model.

Claims

1. A hydrogeological environment is core bit structure for drilling research, its characterized in that includes:

the device comprises a main body (1), wherein a fixing plate (2) is arranged at the top end of the main body (1);

the drilling head (3), the drilling head (3) is fixed on the top end of the fixing plate (2);

the threaded sleeve (4), the threaded sleeve (4) is arranged at the bottom end of the main body (1);

the cleaning mechanism is arranged from the top end of the fixing plate (2) to the inside of the main body (1) and is used for cleaning the broken stones and rock ash at the top end of the fixing plate (2);

the locking mechanism is arranged at the bottom end inside the main body (1), penetrates through the outside of the main body (1), and is used for locking the cleaning mechanism.

2. The core bit structure for hydrogeological environment drilling research according to claim 1, characterized in that the cleaning mechanism comprises a linkage unit, a moving unit and an opening unit, the linkage unit comprises a rotating rod (6) arranged at the bottom end of the main body (1) and penetrating into the main body (1), a rotating cap (5) is arranged at the bottom end of the rotating rod (6), a third bevel gear (11) is arranged at the top end of the rotating rod (6), and a first bevel gear (7) is fixedly sleeved on the outer wall of the rotating rod (6).

3. The core drill structure for the hydrogeological environment drilling research according to claim 2, wherein the moving unit comprises a fourth bevel gear (12) arranged at one end of a third bevel gear (11), one end of the fourth bevel gear (12) is provided with a threaded rod (13) rotatably connected with the inner wall of the main body (1), the outer wall of the threaded rod (13) is sleeved with a sliding block (14), the sliding block (14) is slidably connected with the inner wall of the fixed plate (2) through a limiting block, a sliding groove matched with the sliding block (14) is arranged inside the fixed plate (2), and a thread matched with the threaded rod (13) is arranged inside the sliding block (14).

4. The core drill structure for the hydrogeological environment drilling research according to claim 2, wherein the opening unit comprises a second bevel gear (8) arranged at one end of a first bevel gear (7), one end of the second bevel gear (8) is provided with a rotating shaft (9) rotatably connected with the outer wall of the main body (1), the bottom end of the rotating shaft (9) is provided with a baffle (10), and the outer wall of the main body (1) is provided with a groove matched with the baffle (10).

5. The core bit structure for hydrogeological environment drilling research according to claim 1, wherein the locking mechanism comprises a locking unit, a resetting unit and a separating unit, the locking unit comprises a spur gear (15) fixedly sleeved on the outer wall of the rotating rod (6), the spur gear (15) is located below the first bevel gear (7), a clamping block (16) is arranged at one end of the spur gear (15), and one side of the clamping block (16) is arc-shaped.

6. The core bit structure for hydrogeological environment drilling research according to claim 5, characterized in that the resetting unit comprises a cartridge (17) sleeved at the bottom end of the cartridge (16), and the bottom end of the cartridge (16) is provided with a spring (18) fixedly connected with the inner wall of the cartridge (17).

7. The core bit structure for hydrogeological environment drilling research according to claim 5, characterized in that said separation unit comprises a mobile column (19) disposed at the bottom end of a spring (18), said mobile column (19) has its bottom end sleeved with a threaded column (20) penetrating to the outside of the main body (1), said mobile column (19) has its inside provided with a thread matching with the threaded column (20).