CN221144305U - Barrel type drill bit convenient for coring - Google Patents

Abstract

The utility model discloses a barrel type drill bit convenient for coring, which relates to the technical field of rotary drilling and comprises a barrel type drill bit body, an upper barrel body and a lower barrel body, wherein an inner groove is formed in the upper barrel body, a rotating shaft is rotatably connected in the inner groove, a first worm wheel is fixedly connected to the outer side of the rotating shaft and positioned in the inner groove, a second rotating shaft is rotatably connected in the inner groove, a first worm is fixedly connected to the outer side of the second rotating shaft and positioned in the inner groove, the first worm is meshed with the first worm wheel, and a sliding rod is slidably connected in the upper barrel body, and the barrel type drill bit has the beneficial effects that: through last barrel, lower barrel, push plate, slide bar, first spout, first slider, threaded rod, axis of rotation, first worm wheel, second pivot, first worm and the mutually supporting of inside groove, conveniently take out the stem of barrel inside down, improved the efficiency of coring the post, reduced staff's working strength.

Description

Barrel type drill bit convenient for coring

Technical Field

The utility model relates to the technical field of rotary drilling, in particular to a barrel type drill bit convenient for coring.

Background

In geological exploration, in order to grasp the stratum structure, the mine source distribution and other conditions, relevant geological data are required to be obtained by drilling and coring. A widely used method today is to use a rotary drill to core the column in the field, and take it to a laboratory for experimentation to obtain data.

According to chinese patent number 202222721638.7, a drum type rotary cutting core drill bit with angle adjustable cutting pick is characterized in that: the cutting pick comprises a barrel body, wherein a plurality of first notch are circumferentially arranged on the barrel body along the lower side of the bottom of the barrel body, a cutting pick is arranged in each first notch, and second notch which is respectively corresponding to the first notch in number and position is circumferentially arranged on the barrel body along the upper side of the bottom of the barrel body; a rotating shaft is arranged between the top surface of the first notch and the bottom surface of the second notch correspondingly, the rotating shaft penetrates through the cylinder body, one end of the rotating shaft extending into the first notch is connected with the fixed seat, and one end of the rotating shaft extending into the second notch is sequentially connected with the fixed plate and the rotating piece, and the fixed seat is driven to rotate by rotating the rotating piece; the fixing base with the fixed plate is all fixed respectively through the bolt first notch top surface with on the second notch bottom surface, the fixing base is connected with the pick installation device of its bottom just the pick is installed in the pick installation device, through setting up rotating device, realized the quick installation and the change of pick, simple structure, convenient to use.

However, the above patent is improved to have the problems that the core is inconvenient to core after soil drilling and soil taking, and when the core column is removed after soil taking is completed, the core column is difficult to take out due to being clamped in the barrel type drill bit, the working strength of workers is increased, and the core taking efficiency is reduced.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a barrel type drill bit convenient for coring, and solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a barrel drill bit of conveniently coring, includes barrel drill bit body, goes up barrel, lower barrel, the inside of going up the barrel has been seted up inside groove, the inside of inside groove rotates and is connected with the axis of rotation, the outside of axis of rotation just is located the inside fixedly connected with first worm wheel of inside groove, the inside of inside groove rotates and is connected with the second pivot, the outside of second pivot just is located the inside fixedly connected with first worm of inside groove, first worm and first worm wheel intermeshing, the inside sliding connection of going up the barrel has the slide bar, two first spouts that correspond have been seted up to the inside of going up the barrel, the outside fixedly connected with two first sliders that correspond of slide bar, first slider sliding connection is in the inside of first spout, the bottom fixedly connected with push plate of slide bar.

Preferably, one end of the second rotating shaft extends to the outer side of the upper cylinder body and is fixedly connected with a hexagonal screw block, and through mutual cooperation of the hexagonal screw block and the second rotating shaft, a worker can conveniently rotate the hexagonal screw block through a tool to drive a transmission mechanism to operate, so that a threaded rod, a pushing plate and a sliding rod can be driven to operate, a core column is pushed out from the inner part of the lower cylinder body, coring efficiency is improved, and working strength of the worker is reduced.

Preferably, the inside rotation of going up the barrel is connected with the threaded rod, the one end of threaded rod extends to the inside of inside groove and with axis of rotation fixed connection, threaded rod and sliding rod threaded connection, through the mutually supporting of threaded rod and sliding rod, can drive the sliding rod and slide in the inside of last barrel to conveniently release the stem.

Preferably, the pushing plate is matched with the lower cylinder body, and the core column inside the lower cylinder body is conveniently pushed out through the mutual matching of the lower cylinder body and the pushing plate, so that the coring efficiency is improved.

Preferably, the bottom fixedly connected with screw thread head of last barrel, the bottom fixedly connected with connecting plate of screw thread head, the screw thread groove has been seted up to the inside of barrel down, screw thread head threaded connection is in the inside of screw thread groove, through the mutually supporting of screw thread head and screw thread groove, conveniently fixes last barrel and lower barrel, conveniently installs and dismantles.

Preferably, a plurality of first fixing bolts are arranged in the lower cylinder, the first fixing bolts and the connecting plates are matched with each other, and the upper cylinder and the lower cylinder are conveniently fixed further through the mutual matching of the first fixing bolts and the connecting plates.

Preferably, the inside of lower barrel has seted up two corresponding mounting grooves, the inside fixedly connected with transparent observation board of mounting groove, through the mutually supporting of mounting groove and transparent observation board, make things convenient for the staff to observe the stem form state when coring, conveniently adjust the operation of coring.

The utility model provides a barrel type drill bit convenient for coring, which has the following beneficial effects:

1. This barrel drill bit of conveniently coring through last barrel, lower barrel, push plate, slide bar, first spout, first slider, threaded rod, axis of rotation, first worm wheel, second pivot, first worm and the mutually supporting of inside groove, conveniently takes out the stem of barrel inside down, has improved the efficiency of coring the stem, has reduced staff's working strength.

2. This barrel drill bit convenient to get core, through the mutually supporting of screw thread head, the connecting plate, first fixing bolt and thread groove, the convenience is installed and is dismantled upper barrel, lower barrel, the convenience is overhauld and is changed upper barrel and lower barrel when conveniently getting core, avoid changing barrel drill bit body is whole, the replacement cost has been reduced, mutually supporting through mounting groove and transparent observation board, the state of barrel inside stem under the convenient staff's observation, the barrel drill bit that compares general convenience and get core uses more conveniently.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an internal cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

fig. 4 is an enlarged view of the utility model at B in fig. 2.

In the figure: 1. a barrel bit body; 2. an upper cylinder; 3. a lower cylinder; 4. a thread head; 5. a connecting plate; 6. a first fixing bolt; 7. a thread groove; 8. a pushing plate; 9. a slide bar; 10. a first chute; 11. a first slider; 12. a threaded rod; 13. a rotating shaft; 14. a first worm wheel; 15. a second rotating shaft; 16. a first worm; 17. a mounting groove; 18. a transparent viewing plate; 19. an internal groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a barrel drill bit convenient to get core, including barrel drill bit body 1, go up barrel 2, lower barrel 3, go up the inside of barrel 2 and seted up inside groove 19, the inside rotation in inside groove 19 is connected with axis of rotation 13, the outside of axis of rotation 13 and the inside fixedly connected with first worm wheel 14 that is located inside groove 19, the inside rotation in inside groove 19 is connected with second pivot 15, the outside of second pivot 15 and the inside fixedly connected with first worm 16 that is located inside groove 19, first worm 16 and first worm wheel 14 intermesh, go up the inside sliding connection of barrel 2 has slide bar 9, two corresponding first spouts 10 have been seted up to the inside of going up barrel 2, the outside fixedly connected with two corresponding first sliders 11 of slide bar 9, first slider 11 sliding connection is in the inside of first spout 10, the bottom fixedly connected with pushing plate 8 of slide bar 9;

One end of the second rotating shaft 15 extends to the outer side of the upper cylinder 2 and is fixedly connected with a hexagonal screw block, through the mutual matching of the hexagonal screw block and the second rotating shaft 15, a worker can conveniently rotate the hexagonal screw block through a tool to drive a transmission mechanism to operate, so that the threaded rod 12, the pushing plate 8 and the sliding rod 9 can be driven to operate, a core column is pushed out of the lower cylinder 3, coring efficiency is improved, working strength of the worker is reduced, when the core column is used, the worker rotates a hexagonal bolt to drive the second rotating shaft 15 to rotate, then drives the first worm 16 to rotate, then drives the first worm wheel 14 to rotate, then drives the rotating shaft 13 to rotate and then drives the threaded rod 12 to rotate, then drives the sliding rod 9 to slide in the upper cylinder 2, simultaneously drives two first sliding blocks 11 to slide in the inner side of the first sliding groove 10, which is close to the lower cylinder 3, and then drives the pushing plate 8 to slide in the lower cylinder 3, so that the core column in the lower cylinder 3 is pushed out;

The inside of the upper cylinder 2 is rotationally connected with a threaded rod 12, one end of the threaded rod 12 extends to the inside of an inner groove 19 and is fixedly connected with a rotating shaft 13, the threaded rod 12 is in threaded connection with a sliding rod 9, and the sliding rod 9 can be driven to slide in the upper cylinder 2 through the mutual matching of the threaded rod 12 and the sliding rod 9, so that a core column is conveniently pushed out, a pushing plate 8 is mutually matched with the lower cylinder 3, the core column in the lower cylinder 3 is conveniently pushed out through the mutual matching of the lower cylinder 3 and the pushing plate 8, and the coring efficiency is improved;

The bottom of the upper cylinder body 2 is fixedly connected with a threaded head 4, the bottom of the threaded head 4 is fixedly connected with a connecting plate 5, the inside of the lower cylinder body 3 is provided with a threaded groove 7, the threaded head 4 is in threaded connection with the inside of the threaded groove 7, the upper cylinder body 2 and the lower cylinder body 3 are conveniently fixed through the mutual matching of the threaded head 4 and the threaded groove 7, the upper cylinder body 2 and the lower cylinder body 3 are conveniently installed and detached, a plurality of first fixing bolts 6 are arranged in the lower cylinder body 3, the first fixing bolts 6 and the connecting plate 5 are mutually matched, and the upper cylinder body 2 and the lower cylinder body 3 are conveniently further fixed through the mutual matching of the first fixing bolts 6 and the connecting plate 5;

Two corresponding mounting grooves 17 are formed in the lower cylinder body 3, a transparent observation plate 18 is fixedly connected to the inside of the mounting groove 17, and staff can conveniently observe the core column state during coring through the mutual matching of the mounting groove 17 and the transparent observation plate 18, so that the coring operation can be conveniently adjusted.

To sum up, when the barrel type drill bit convenient for coring is used, a worker firstly inserts the connecting plate 5 into the threaded groove 7, then connects the threaded head 4 into the threaded groove 7 in a threaded manner, then uses the first fixing bolt 6 to fix the lower barrel 3 and the connecting plate 5, and simultaneously fixes the upper barrel 2 and the lower barrel 3, when coring, the worker rotates the hexagonal screw block through a tool, then drives the first worm 16 to rotate, then drives the first worm wheel 14 to rotate, then drives the rotating shaft 13 to rotate and then drives the threaded rod 12 to rotate, then drives the sliding rod 9 to slide in the upper barrel 2, simultaneously drives the two first sliding blocks 11 to slide in the first sliding groove 10 to one side close to the lower barrel 3, and then drives the pushing plate 8 to slide in the lower barrel 3, thereby pushing out the core column in the lower barrel 3.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a barrel drill bit of conveniently coring, includes barrel drill bit body (1), goes up barrel (2), lower barrel (3), its characterized in that: the inside of going up barrel (2) has been seted up inside groove (19), the inside rotation of inside groove (19) is connected with axis of rotation (13), the outside of axis of rotation (13) just is located inside fixedly connected with first worm wheel (14) of inside groove (19), the inside rotation of inside groove (19) is connected with second pivot (15), the outside of second pivot (15) just is located inside groove (19) and is fixedly connected with first worm (16), first worm (16) and first worm wheel (14) intermeshing, the inside sliding connection of going up barrel (2) has slide bar (9), two first spouts (10) that correspond have been seted up to the inside of going up barrel (2), the outside fixedly connected with two first sliders (11) that correspond of slide bar (9), first slider (11) sliding connection is in the inside of first spout (10), the bottom fixedly connected with impeller (8) of slide bar (9).

2. A core-facilitating barrel drill bit as recited in claim 1, wherein: one end of the second rotating shaft (15) extends to the outer side of the upper cylinder body (2) and is fixedly connected with a hexagonal screw block.

3. A core-facilitating barrel drill bit as recited in claim 1, wherein: the inside rotation of last barrel (2) is connected with threaded rod (12), the one end of threaded rod (12) extends to the inside of inside groove (19) and with axis of rotation (13) fixed connection, threaded rod (12) and sliding rod (9) threaded connection.

4. A core-facilitating barrel drill bit as recited in claim 1, wherein: the pushing plate (8) is matched with the lower cylinder body (3).

5. A core-facilitating barrel drill bit as recited in claim 1, wherein: the novel threaded cylinder is characterized in that a threaded head (4) is fixedly connected to the bottom of the upper cylinder body (2), a connecting plate (5) is fixedly connected to the bottom of the threaded head (4), a threaded groove (7) is formed in the lower cylinder body (3), and the threaded head (4) is in threaded connection with the inside of the threaded groove (7).

6. A core-facilitating barrel drill bit as recited in claim 1, wherein: the inside of lower barrel (3) is provided with a plurality of first fixing bolts (6), first fixing bolt (6) and connecting plate (5) mutually support.

7. A core-facilitating barrel drill bit as recited in claim 1, wherein: two corresponding mounting grooves (17) are formed in the lower cylinder body (3), and a transparent observation plate (18) is fixedly connected to the inside of each mounting groove (17).