CN214944051U

CN214944051U - Hydraulic ring geological drilling drill rod structure

Info

Publication number: CN214944051U
Application number: CN202120183841.6U
Authority: CN
Inventors: 王占波
Original assignee: Henan Hongxin Petroleum Engineering Technology Service Co ltd
Current assignee: Henan Hongxin Petroleum Engineering Technology Service Co ltd
Priority date: 2021-01-23
Filing date: 2021-01-23
Publication date: 2021-11-30
Anticipated expiration: 2031-01-23

Abstract

The utility model relates to a geological drilling technical field just discloses a water conservancy project ring geological drilling rod structure, including the drilling rod main part, the top swing joint of drilling rod main part has the connecting block, the bottom fixedly connected with drill bit of drilling rod main part, the cooling chamber has been seted up to the inside of drill bit, the guiding gutter has been seted up to the inside of drilling rod main part, the one end swing joint of guiding gutter has the end cap, the outside fixedly connected with strengthening rib of drill bit, the outside of strengthening rib is fixed even to have first wear-resisting piece. The utility model improves the strength and the wear resistance of the drill bit through the arranged diversion trench, the plug, the cooling cavity, the radiating fins, the reinforcing ribs, the first wear-resistant blocks and the second wear-resistant blocks, thereby reducing the damage to the drill bit caused by high temperature and stone collision during the processing of the drill bit; through connecting block, cross fixture block, cross draw-in groove, fixing bolt and damping spring who sets up, reduced because of connecting the harm that unstable caused the drilling rod use.

Description

Hydraulic ring geological drilling drill rod structure

Technical Field

The utility model relates to a geological drilling technical field especially relates to a water conservancy project ring geological drilling rod structure.

Background

Drilling is an important technical means in geological exploration work, a drilling machine is used for drilling downwards from the ground surface to form a cylindrical drilling hole in a stratum so as to identify and divide the stratum, rock cores, mineral samples and soil samples can be obtained from different depths in the drilling hole for analysis and research, a geological drilling drill rod for measuring the physical, mechanical properties and indexes of the rock and the soil layers is used for connecting ground surface equipment of the drilling machine and drilling and grinding equipment or a bottom hole device positioned at the bottom end of the drilling hole, the drill rod is used for improving, reducing or rotating the bottom hole device together with the drill bit, and the drill rod must be capable of bearing huge internal and external pressure, distortion, bending and vibration.

The prior patent (publication number: CN211422543U) discloses a hydraulic engineering ring geological drilling rod structure, which comprises a rod body, wherein the lower surface of the rod body is fixedly connected with a trapezoidal bump interface, the lower surface of the trapezoidal bump interface is provided with a semicircular groove, the outer surface of the trapezoidal bump interface is provided with a first through hole, and the hydraulic engineering ring geological drilling rod structure saves the installation time and improves the working efficiency through the matching of the semicircular groove and the semicircular column. The inventor finds that the prior art has the following problems in the process of realizing the utility model: 1. a drill bit at the bottom of the drill rod is not provided with a good protection device, so that when the drill rod drills on the ground with the stone, the stone and the high temperature generated during drilling easily cause the damage of the drill bit; 2. the drill rod connecting mechanism is not stable enough in connection, so that the drill rod connecting part is easy to bend.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the drill bit is not provided with a good protection device and is not connected with the drill rod stably, and the hydraulic ring geological drilling drill rod structure is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a water conservancy project ring geology probing drilling rod structure, includes the drilling rod main part, the top swing joint of drilling rod main part has the connecting block, the bottom fixedly connected with drill bit of drilling rod main part, the cooling chamber has been seted up to the inside of drill bit, the guiding gutter has been seted up to the inside of drilling rod main part, the one end swing joint of guiding gutter has the end cap, the outside fixedly connected with radiating fin in cooling chamber, the outside fixedly connected with strengthening rib of drill bit, the outside of strengthening rib is fixed even has first wear-resisting piece, the wear-resisting piece of outside fixedly connected with second of strengthening rib is kept away from to the drill bit, the bottom fixedly connected with cross fixture block of connecting block, open the inside of drilling rod main part has the cross draw-in groove, the outside fixedly connected with fixing bolt of drilling rod main part, one side fixedly connected with damping spring of fixing bolt.

Preferably, the cross-shaped fixture block is matched with the inner wall of the cross-shaped clamping groove, and a threaded hole matched with the fixing bolt is formed in the cross-shaped fixture block.

Preferably, the heat dissipation fin is made of a metal copper material, and the cross section of the heat dissipation fin is made of a triangle.

Preferably, the first wear-resistant block and the second wear-resistant block are formed by semi-circles in cross section.

Preferably, the outer side of the plug is fixedly connected with an external thread, and the outer side of the plug is sleeved with a sealing ring.

Preferably, the damping spring is sleeved with a telescopic rod, and the number of the fixing bolts and the number of the damping springs are four.

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

(1) the utility model discloses a guiding gutter, end cap, cooling chamber, radiating fin, strengthening rib, first wear-resisting piece and the second wear-resisting piece that set up, the application transports the coolant liquid in the guiding gutter, the coolant liquid gets into the cooling intracavity in the drill bit, through radiating fin and the drill bit high temperature that produces when processing carry out the heat transfer, the first wear-resisting piece in the strengthening rib outside and the second wear-resisting piece in the drill bit outside of reapplying, improved the intensity and the wearability of drill bit to high temperature and stone collision caused the damage of drill bit when having reduced drill bit processing;

(2) the utility model discloses a connecting block, cross fixture block, cross draw-in groove, fixing bolt and damping spring that set up, application cross fixture block and cross draw-in groove make the drilling rod main part can not with the connecting block rotation, and the damping spring who reapplies fixing bolt and connects makes the drilling rod main part connect more stably to the harm that causes is used to the drilling rod because of connecting unstably to have been reduced.

Drawings

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

FIG. 2 is an enlarged view of a portion of the structure of FIG. 1;

FIG. 3 is a partial cross-sectional view of the drill bit attachment of the present invention;

fig. 4 is an enlarged view of a portion of the structure of fig. 3B according to the present invention;

fig. 5 is a schematic exploded view of a part of the structure of the drill rod connection of the present invention.

In the figure: 1. a drill rod body; 2. connecting blocks; 3. a drill bit; 4. a diversion trench; 5. a plug; 6. a cooling chamber; 7. a heat dissipating fin; 8. reinforcing ribs; 9. a first wear block; 10. a second wear block; 11. a cross-shaped fixture block; 12. a cross clamping groove; 13. fixing the bolt; 14. a shock absorbing spring.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a hydraulic ring geological drilling rod structure comprises a rod body 1, a connecting block 2 is movably connected to the top of the rod body 1, a drill bit 3 is fixedly connected to the bottom of the rod body 1, a cooling chamber 6 is formed inside the drill bit 3, a diversion trench 4 is formed inside the rod body 1, a plug 5 is movably connected to one end of the diversion trench 4, a heat dissipation fin 7 is fixedly connected to the outer side of the cooling chamber 6, the heat dissipation fin 7 is made of a metal copper material, the cross section of the heat dissipation fin 7 is triangular, the heat dissipation fin 7 exchanges heat with high temperature generated when the drill bit 3 is processed, the heat dissipation fin 7 made of the metal copper has a good heat dissipation effect, a reinforcing rib 8 is fixedly connected to the outer side of the drill bit 3, a first wear-resistant block 9 is fixedly connected to the outer side of the reinforcing rib 8, a second wear-resistant block 10 is fixedly connected to the outer side of the drill bit 3 away from the reinforcing rib 8, and a cross-shaped clamping block 11 is fixedly connected to the bottom of the connecting block 2, the inner part of the drill rod main body 1 is provided with a cross clamping groove 12, the cross clamping block 11 is matched with the inner wall of the cross clamping groove 12, the inner part of the cross clamping block 11 is provided with a threaded hole matched with a fixing bolt 13, the inner part of the cross clamping groove 12 is provided with a through hole matched with a damping spring 14, the outer side of the drill rod main body 1 is fixedly connected with the fixing bolt 13, one side of the fixing bolt 13 is fixedly connected with the damping spring 14, the cross sections of a first wear-resisting block 9 and a second wear-resisting block 10 are both formed by a semicircle, the first wear-resisting block 9 at the outer side of a reinforcing rib 8 and the second wear-resisting block 10 at the outer side of a drill bit 3 are both provided with a damping spring 14, the strength and the wear resistance of the drill bit 3 are improved, the outer side of a plug 5 is fixedly connected with an external thread, the outer side of the plug 5 is sleeved with a sealing ring, the sealing ring is arranged to enable the connection of the plug 5 to be more sealed, the inner part of the damping spring 14 is sleeved with a telescopic rod, and the fixing bolt 13 and the damping spring 14 are four groups, four sets of fixing bolts 13 and damping springs 14 make the connection of the drill rod body 1 more stable.

The working principle is as follows: during the use, when mainly connecting drilling rod main part 1, place the cross fixture block 11 that connecting block 2 connects in cross draw-in groove 12 in drilling rod main part 1, reuse fixing bolt 13 with cross fixture block 11 spacing in cross draw-in groove 12, damping spring 14 that fixing bolt 13 connects can absorb the stress that drilling rod main part 1 produced with connecting block 2 when using, make drilling rod main part 1 connect stably, when needs use drilling rod main part 1, open end cap 5, transport the coolant liquid from guiding gutter 4 into cooling chamber 6, add the high temperature that produces through radiating fin 7 and drill bit 3 and add man-hour and carry out the heat transfer, reuse first wear-resisting piece 9 in the strengthening rib 8 outside and the second wear-resisting piece 10 in the drill bit 3 outside, the intensity and the wearability of drill bit 3 have been improved, thereby reduced during drill bit 3 man-hour high temperature and the harm that the stone collision caused drill bit 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. A hydraulic ring geological drilling drill rod structure, includes drill rod main part (1), its characterized in that: the drill rod comprises a drill rod body (1), a connecting block (2) is movably connected to the top of the drill rod body (1), a drill bit (3) is fixedly connected to the bottom of the drill rod body (1), a cooling cavity (6) is formed in the drill bit (3), a guide groove (4) is formed in the drill rod body (1), a plug (5) is movably connected to one end of the guide groove (4), a radiating fin (7) is fixedly connected to the outer side of the cooling cavity (6), a reinforcing rib (8) is fixedly connected to the outer side of the drill bit (3), a first wear-resisting block (9) is fixedly connected to the outer side of the reinforcing rib (8), a second wear-resisting block (10) is fixedly connected to the outer side of the drill bit (3) far away from the reinforcing rib (8), a cross-shaped clamping block (11) is fixedly connected to the bottom of the connecting block (2), and a cross-shaped clamping groove (12) is formed in the drill rod body (1), the outer side of the drill rod main body (1) is fixedly connected with a fixing bolt (13), and one side of the fixing bolt (13) is fixedly connected with a damping spring (14).

2. A hydraulic collar geological drilling pipe structure according to claim 1, characterized in that: the cross fixture block (11) is matched with the inner wall of the cross clamping groove (12), and a threaded hole matched with the fixing bolt (13) is formed in the cross fixture block (11).

3. A hydraulic collar geological drilling pipe structure according to claim 1, characterized in that: the radiating fins (7) are made of metal copper materials, and the cross sections of the radiating fins (7) are triangular.

4. A hydraulic collar geological drilling pipe structure according to claim 1, characterized in that: the sections of the first wear-resistant block (9) and the second wear-resistant block (10) are both formed by semi-circles.

5. A hydraulic collar geological drilling pipe structure according to claim 1, characterized in that: the outer side of the plug (5) is fixedly connected with an external thread, and the outer side of the plug (5) is sleeved with a sealing ring.

6. A hydraulic collar geological drilling pipe structure according to claim 1, characterized in that: the telescopic rods are sleeved inside the damping springs (14), and the number of the fixing bolts (13) and the number of the damping springs (14) are four.