CN211819269U

CN211819269U - Coal mine geological drilling device

Info

Publication number: CN211819269U
Application number: CN201922393874.9U
Authority: CN
Inventors: 马晓涛; 许高峰; 张振
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-30
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a coal mine geological drilling device, which comprises a top operating ring, wherein the lower end surface of the top operating ring is provided with a drill rod main body, the outer side of the drill rod main body is provided with a helical blade, the inner side of the drill rod main body is provided with a movable limit sleeve, the drill rod main body is connected with the movable limiting sleeve through a sealing ring, a guide plate is arranged on the lower end surface of the movable limiting sleeve, the outer side of the guide plate is provided with a collecting guide hole, the lower end surface of the guide plate is provided with a supporting spring, a plugging rod is arranged on the inner side of the supporting spring, a liquid injection hole is arranged on the inner side of the plugging rod, a spring support ring is arranged at the bottom end of the support spring, an end part limit sleeve is arranged at the outer side of the bottom end of the plugging rod, the bottom of tip stop collar is provided with the guide way, the lower terminal surface of tip stop collar is installed drill bit mechanism. The utility model discloses a carry out the probing to the colliery, can keep the integrality of sample, and conveniently take out.

Description

Coal mine geological drilling device

Technical Field

The utility model relates to a geological drilling technical field specifically is a colliery geological drilling device.

Background

With the rapid development of social economy, the demand of coal is getting larger and larger, the new coal mining exploration is the guarantee of the coal production, and the coal exploration task comprises the understanding of coal-bearing strata, coal seams and mineable coal seams, coal quality and coal types, structure, hydrogeological conditions and other mining technical conditions (coal seam top and bottom plate engineering geological conditions, coal seam gas components and contents, coal dust explosion, coal spontaneous combustion tendency, ground temperature and gradient change and the like).

However, the existing coal mine geological drilling is easy to cause blockage when a sample is removed and is inconvenient to take out; thus, the existing requirements are not met, and a coal mine geological drilling device is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery geology probing device to the current colliery geology probing that proposes in solving above-mentioned background art easily causes the jam when going to take out a sample, takes out inconvenient scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a coal mine geological drilling device comprises a top operating ring, wherein a drill rod main body is installed on the lower end face of the top operating ring, spiral blades are installed on the outer side of the drill rod main body, a movable limiting sleeve is installed on the inner side of the drill rod main body, the drill rod main body is connected with the movable limiting sleeve through a sealing ring, a guide plate is installed on the lower end face of the movable limiting sleeve, and a collecting guide hole is formed in the outer side of the guide plate;

supporting spring is installed to the lower terminal surface of guide plate, plugging rod is installed to supporting spring's inboard, plugging rod's inboard is provided with annotates the liquid hole, spring support ring is installed to supporting spring's bottom, the tip stop collar is installed in the outside of plugging rod bottom, the bottom of tip stop collar is provided with the guide way, drill bit mechanism is installed to the lower terminal surface of tip stop collar.

Preferably, the drill mechanism comprises a drill body, a connecting sleeve and a fixed mounting head, the connecting sleeve is mounted on the inner side of the fixed mounting head, and the drill body is mounted on the inner side of the connecting sleeve.

Preferably, the helical blade is welded and fixed on the outer side of the drill rod main body, the bottom end of the top operating ring is welded and fixed on the upper end face of the drill rod main body, and an operating handle is arranged on the outer side of the top operating ring.

Preferably, the bottom end of the movable limiting sleeve is fixed on the inner side of the drill rod main body through threaded connection, a guide groove is formed in the outer side of the plugging rod, and the guide plate is arranged on the inner side of the guide groove.

Preferably, the guide plate is connected with the spring support ring through a support spring, the spring support ring is welded and fixed on the outer side of the plugging rod, and the end limiting sleeve is welded and fixed on the outer side of the bottom end of the plugging rod.

Preferably, a sealing installation groove is formed in the inner side of the upper end of the drill rod main body, and the sealing ring is arranged on the inner side of the sealing installation groove.

Preferably, the upper end of the connecting sleeve is welded and fixed on the inner side of the bottom end of the fixed mounting head, and the upper end of the drill bit main body is fixed on the inner side of the connecting sleeve through threaded connection.

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

1. the utility model attaches the guide plate through the bottom end of the movable limiting sleeve, the supporting spring is compressed at the moment, the sample enters the inner side of the drill rod main body through the guide of the drill bit main body, and the lower end surface of the end limiting sleeve is provided with the guide groove, so that the sample can be differentiated through the guide groove, and the sample is prevented from being blocked at the inner side of the drill rod main body;

2. the utility model discloses an annotate the inboard of liquid pore pair drilling rod main part and annotate the liquid, be convenient for lubricate inside coal, the activity stop collar is removed in the inboard of drilling rod main part, and the bottom and the guide plate separation of activity stop collar for the sample is deposited between shutoff pole and drilling rod main part, and when being convenient for remove the shutoff pole, can wholly take out, keeps the integrality of sample.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a side view of the utility model in its entirety;

FIG. 3 is a schematic view of the overall cross-sectional structure of the present invention;

fig. 4 is a schematic view of the partial section structure of the plugging rod of the present invention.

In the figure: 1. a helical blade; 2. a top handling ring; 3. a guide groove; 4. a movable limit sleeve; 5. a drill bit mechanism; 6. a drill bit body; 7. connecting sleeves; 8. a fixed mounting head; 9. a drill rod body; 10. collecting diversion holes; 11. an end part limiting sleeve; 12. a plugging rod; 13. a spring support ring; 14. a support spring; 15. a baffle; 16. a liquid injection hole; 17. and (5) sealing rings.

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.

Referring to fig. 1 to 4, the present invention provides an embodiment: a coal mine geological drilling device comprises a top operating ring 2, a drill rod main body 9 is installed on the lower end face of the top operating ring 2, the top operating ring 2 can be operated to disassemble when a structure is clamped through the top operating ring 2, a helical blade 1 is installed on the outer side of the drill rod main body 9, a movable limiting sleeve 4 is installed on the inner side of the drill rod main body 9, a guide plate 15 can be pressed through the movable limiting sleeve 4, coal cannot enter the inner side of the movable limiting sleeve 4 when drilling is facilitated, the purity of a sample is guaranteed, the drill rod main body 9 is connected with the movable limiting sleeve 4 through a sealing ring 17, a guide plate 15 is installed on the lower end face of the movable limiting sleeve 4, and a collecting guide hole 10 is formed in the outer side;

supporting spring 14 is installed to the lower terminal surface of guide plate 15, plugging rod 12 is installed to supporting spring 14's inboard, plugging rod 12's inboard is provided with annotates liquid hole 16, spring support ring 13 is installed to supporting spring 14's bottom, tip stop collar 11 is installed in the outside of plugging rod 12 bottom, tip stop collar 11's bottom is provided with guide way 3, drill bit mechanism 5 is installed to the lower terminal surface of tip stop collar 11, wholly through probing the colliery, can keep the integrality of sample, and conveniently take out.

Further, the drill mechanism 5 comprises a drill body 6, a connecting sleeve 7 and a fixed mounting head 8, the connecting sleeve 7 is mounted on the inner side of the fixed mounting head 8, and the drill body 6 is mounted on the inner side of the connecting sleeve 7.

By adopting the technical scheme, the drill bit mechanism 5 can be used for facilitating drilling and penetration of a coal mine.

Further, the helical blade 1 is welded and fixed on the outer side of the drill rod main body 9, the bottom end of the top operating ring 2 is welded and fixed on the upper end face of the drill rod main body 9, and an operating handle is arranged on the outer side of the top operating ring 2.

Through adopting above-mentioned technical scheme, can operate top operating ring 2 through top operating ring 2 and rotate when the structure card is dead and disassemble.

Further, the bottom end of the movable limiting sleeve 4 is fixed on the inner side of the drill rod main body 9 through threaded connection, the outer side of the plugging rod 12 is provided with a guide groove, and the guide plate 15 is arranged on the inner side of the guide groove.

Through adopting above-mentioned technical scheme, can compress tightly guide plate 15 through activity stop collar 4, when the probing of being convenient for, coal can not get into the inboard of activity stop collar 4, guarantees the purity of sample.

Further, the guide plate 15 is connected with the spring support ring 13 through the support spring 14, the spring support ring 13 is welded and fixed on the outer side of the plugging rod 12, and the end part limit sleeve 11 is welded and fixed on the outer side of the bottom end of the plugging rod 12.

Through adopting above-mentioned technical scheme, can support guide plate 15 through supporting spring 14, be convenient for carry out the shutoff to collecting water conservancy diversion hole 10.

Further, a sealing installation groove is formed in the inner side of the upper end of the drill rod main body 9, and a sealing ring 17 is arranged on the inner side of the sealing installation groove.

Through adopting above-mentioned technical scheme, can improve the leakproofness of structure through sealing washer 17.

Further, the upper end of the connecting sleeve 7 is welded and fixed on the inner side of the bottom end of the fixed mounting head 8, and the upper end of the drill bit main body 6 is fixed on the inner side of the connecting sleeve 7 through threaded connection.

Through adopting above-mentioned technical scheme, through threaded connection, be convenient for change drill bit main part 6.

The working principle is as follows: when the device is used, whether the functions of all parts are intact is checked, the bottom end of the movable limiting sleeve 4 is fixed on the inner side of the drill rod main body 9 through threads, the bottom end of the movable limiting sleeve 4 is attached to the guide plate 15, the supporting spring 14 is compressed at the moment, the drill rod main body 9 is connected with a drilling machine, geology is drilled through the drill bit main body 6 and extends to the depth required to be sampled, a sample enters the inner side of the drill rod main body 9 through the guide of the drill bit main body 6 in the drilling process, the guide groove 3 is arranged on the lower end face of the end limiting sleeve 11, so that the sample can be differentiated through the guide groove 3, the sample is prevented from being blocked on the inner side of the drill rod main body 9, when the sample is required to be sampled, the inner side of the drill rod main body 9 is injected with a liquid injection hole 16 according to the difficulty degree of taking out, the movable limiting sleeve 4 is enabled to move on the inner side of the drill rod main body 9, the bottom end of the movable limiting sleeve 4 is separated from the guide plate 15, a sample is stored between the plugging rod 12 and the drill rod main body 9, and the plugging rod 12 can be integrally taken out when being moved conveniently, so that the integrity of the sample is kept.

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. A coal mine geological drilling rig comprising a top handling ring (2), characterized in that: a drill rod main body (9) is installed on the lower end face of the top operating ring (2), a helical blade (1) is installed on the outer side of the drill rod main body (9), a movable limiting sleeve (4) is installed on the inner side of the drill rod main body (9), the drill rod main body (9) is connected with the movable limiting sleeve (4) through a sealing ring (17), a guide plate (15) is installed on the lower end face of the movable limiting sleeve (4), and a collecting guide hole (10) is formed in the outer side of the guide plate (15);

supporting spring (14) are installed to the lower terminal surface of guide plate (15), shutoff pole (12) are installed to the inboard of supporting spring (14), the inboard of shutoff pole (12) is provided with annotates liquid hole (16), spring support ring (13) are installed to the bottom of supporting spring (14), tip stop collar (11) are installed in the outside of shutoff pole (12) bottom, the bottom of tip stop collar (11) is provided with guide way (3), drill bit mechanism (5) are installed to the lower terminal surface of tip stop collar (11).

2. A coal mine geological drilling rig according to claim 1, wherein: the drill bit mechanism (5) comprises a drill bit main body (6), a connecting sleeve (7) and a fixed mounting head (8), the connecting sleeve (7) is mounted on the inner side of the fixed mounting head (8), and the drill bit main body (6) is mounted on the inner side of the connecting sleeve (7).

3. A coal mine geological drilling rig according to claim 1, wherein: the spiral blade (1) is welded and fixed on the outer side of the drill rod main body (9), the bottom end of the top operating ring (2) is welded and fixed on the upper end face of the drill rod main body (9), and an operating handle is arranged on the outer side of the top operating ring (2).

4. A coal mine geological drilling rig according to claim 1, wherein: the bottom end of the movable limiting sleeve (4) is fixed on the inner side of the drill rod main body (9) through threaded connection, a guide groove is formed in the outer side of the plugging rod (12), and the guide plate (15) is arranged on the inner side of the guide groove.

5. A coal mine geological drilling rig according to claim 1, wherein: guide plate (15) are connected through supporting spring (14) with spring support ring (13), spring support ring (13) welded fastening is in the outside of shutoff pole (12), tip stop collar (11) welded fastening is in the outside of shutoff pole (12) bottom.

6. A coal mine geological drilling rig according to claim 1, wherein: the inner side of the upper end of the drill rod main body (9) is provided with a sealing installation groove, and the sealing ring (17) is arranged on the inner side of the sealing installation groove.

7. A coal mine geological drilling apparatus as defined in claim 2 wherein: the upper end of the connecting sleeve (7) is welded and fixed on the inner side of the bottom end of the fixed mounting head (8), and the upper end of the drill bit main body (6) is fixed on the inner side of the connecting sleeve (7) through threaded connection.