CN215169760U - PDC diamond high-wear-resistance mining drill bit - Google Patents
PDC diamond high-wear-resistance mining drill bit Download PDFInfo
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- CN215169760U CN215169760U CN202121712941.XU CN202121712941U CN215169760U CN 215169760 U CN215169760 U CN 215169760U CN 202121712941 U CN202121712941 U CN 202121712941U CN 215169760 U CN215169760 U CN 215169760U
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Abstract
The utility model relates to the technical field of mining drill bits, in particular to a PDC diamond high-wear-resistance mining drill bit, which comprises a drill bit body, wherein cutting wings are arranged on the drill bit body, cutting teeth are arranged on the cutting wings, a water outlet hole is arranged on the top end of the drill bit body, a first through hole is arranged on the side surface of the drill bit body, a first bolt is arranged in the first through hole, a drill rod is arranged at the bottom of the drill bit body, a groove is arranged in the bottom end of the drill bit body, alloy wear-resistant layers are plated on the surfaces of the drill bit body, the cutting wings and the cutting teeth, the alloy wear-resistant layers enable the drill bit body, the cutting wings and the cutting teeth to have high-strength wear-resistant and durable performances, the practicability and the service life of the mining drill bit are improved, and after the drill bit body is damaged, the drill bit body and the drill bit can be disassembled, a new drill bit can be replaced, and the drill rod can be used continuously, the cost expenditure is reduced to a certain extent, the utilization of the device is improved, and unnecessary waste is avoided.
Description
Technical Field
The utility model relates to a mining drill bit technical field specifically is a PDC diamond compact stone high abrasion mining drill bit.
Background
PDC (poly diamond compact) drill bits are widely applied to drill bits in the fields of petroleum and geology, and have high hardness, wear resistance and service life. The main mode of the PDC drill bit for breaking the rock is to chip the rock, and the rock is inhomogeneous due to the fact that the PDC drill bit generally comprises 3-7 blades and dozens of clad sheets, so that violent transverse vibration exists when the PDC drill bit works, and the efficiency of breaking the rock is weakened. In order to inhibit the transverse vibration of the drill bit, part of the drill bits strengthen the gauge structure, the diameter of the gauge structure is slightly larger than that of the drill bit, and the well wall of the gauge structure is in large-area close contact, so that the transverse vibration is effectively inhibited.
For example, the patent publication "CN 201620391892.7" is named as: the patent of ' a combined coring PDC drill bit with efficient drilling ' discloses ' a combined coring PDC drill bit comprising a drill bit base body, wherein gauge teeth, long blades and short blades are arranged on the drill bit base body; an inclined angle is formed between the broken through hole and the first through hole; the long blade is distributed with large-diameter PDC cutting teeth, the short blade is distributed with small-diameter PDC cutting teeth, and the long blade can reciprocate along the axial direction of the drill bit base body; the drill bit comprises a drill bit base body and is characterized in that a hydraulic cavity parallel to the axis direction of the drill bit base body is formed in the drill bit base body, the long blade is connected with a piston rod capable of sliding in the hydraulic cavity, a plurality of limiting grooves are uniformly formed in the periphery of the hydraulic cavity, a movable pin capable of stretching and matching with the limiting grooves is connected to the long blade, and the movable pin is perpendicular to the axis direction of the drill bit base body.
However, when the existing drill bit is used, after the drill bit is scrapped, the drill bit is integrally replaced, and then a new drill bit is replaced, because the drill bit can be continuously used after the drill bit is scrapped, the scrapped drill bit wastes the drill bit steel body part, and certain cost is inevitably increased.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a PDC diamond compact high wear-resisting mining drill bit that the practicality is strong, simple structure.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a PDC diamond high-wear-resistance mining drill bit comprises a drill bit body, cutting wings, cutting teeth, first through holes, first bolts, a drill rod, a connecting block, a reinforcing block, an installing part, a water outlet hole, a groove, a first gasket and a connecting piece, wherein the cutting wings are arranged on the drill bit body, the cutting teeth are arranged on the cutting wings, the water outlet hole is formed in the top end of the drill bit body, the first through hole is formed in the side surface of the drill bit body, the first bolt is arranged inside the first through hole, the drill rod is arranged at the bottom of the drill bit body, the groove is formed in the bottom end of the drill bit body, the connecting piece is arranged at the top end of the drill rod and is arranged inside the groove, second threaded holes are formed in the connecting piece, the second threaded holes are matched with the first through holes, the first bolts penetrate through the first through holes to be fixedly connected with the second threaded holes, and the connecting block is the same as the surface size of the bottom of the drill bit body, the drill bit body is characterized in that second through holes are formed in two sides of the connecting block, second bolts are arranged in the second through holes, and first threaded holes are formed in two sides of the bottom end of the drill bit body.
In order to improve the compactness that the drill bit is connected, the utility model discloses the improvement has, the inside first gasket that is provided with of recess, first gasket is the elastic rubber material, first gasket and connecting piece top surface looks adaptation.
In order to facilitate the quick installation of the rod body, the utility model discloses the improvement has, the second through-hole of connecting block both sides is corresponding with first screw hole, the second bolt passes the second through-hole and links to each other fixedly with first screw hole.
In order to improve the installation of pole body firmly, the utility model discloses the improvement has, second through-hole inside is provided with the second gasket, the second gasket is the elastic rubber material, second gasket and second bolt looks adaptation.
In order to improve the wear resistance of the drill bit, the utility model discloses the improvement has, alloy wearing layer has all been plated on drill bit body, cutting wing and cutting teeth surface.
In order to improve the practicality of drill bit, the utility model discloses the improvement has, the cutting wing is provided with threely to equidistant even setting is on the drill bit body, the apopore is equipped with threely to it is corresponding with the cutting wing.
(III) advantageous effects
Compared with the prior art, the utility model provides a PDC diamond compact height is wear-resisting mining drill bit possesses following beneficial effect:
this PDC diamond high wear-resisting mining drill bit, the alloy wearing layer has all been plated on drill bit body, cutting wing and cutting teeth surface, and the alloy wearing layer makes drill bit body, cutting wing and cutting teeth have the wear-resisting durable performance of high strength, improves mining drill bit's practicality and life-span to after the drill bit body damages, can dismantle drill bit body and drilling rod, the drill bit of renewal, and the drilling rod can also continue to use, the cost expenditure has been reduced under a certain degree, the utilization of improvement device, avoid appearing unnecessary extravagant.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the structure of fig. 1 according to the present invention;
FIG. 3 is a schematic view of the disassembled internal structure of FIG. 1 according to the present invention;
in the figure: 1. a drill bit body; 2. a cutting wing; 3. cutting teeth; 4. a first through hole; 5. a first bolt; 6. a drill stem; 7. connecting blocks; 8. a reinforcing block; 9. an installation part; 10. a water outlet hole; 11. a groove; 12. a first gasket; 13. a first threaded hole; 14. a connecting member; 15. a second threaded hole; 16. a second through hole; 17. a second gasket; 18. and a second bolt.
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.
Referring to fig. 1-3, a PDC diamond high-wear-resistance mining drill bit includes a drill bit body 1, a cutting wing 2, a cutting tooth 3, a first through hole 4, a first bolt 5, a drill rod 6, a connecting block 7, a reinforcing block 8, an installation portion 9, a water outlet hole 10, a groove 11, a first gasket 12 and a connecting member 14, wherein the cutting wing 2 is arranged on the drill bit body 1, the cutting tooth 3 is arranged on the cutting wing 2, the water outlet hole 10 is arranged on the top end of the drill bit body 1, the first through hole 4 is arranged on the side surface of the drill bit body 1, the first bolt 5 is arranged in the first through hole 4, the drill rod 6 is arranged at the bottom of the drill bit body 1, the groove 11 is arranged in the bottom end of the drill bit body 1, the connecting member 14 is arranged at the top end of the drill rod 6, the connecting member 14 is arranged in the groove 11, and a second threaded hole 15 is arranged on the connecting member 14, second screw hole 15 and first through-hole 4 looks adaptation, first bolt 5 passes first through-hole 4 and is connected fixedly with second screw hole 15, connecting block 7 is the same with 1 bottom surface size of drill bit body, 7 both sides of connecting block are provided with second through-hole 16, the inside second bolt 18 that is provided with of second through- hole 16, 1 bottom both sides of drill bit body are provided with first screw hole 13.
Further, recess 11 is inside to be provided with first gasket 12, first gasket 12 is the elastic rubber material, first gasket 12 and the top surface looks adaptation of connecting piece 14 improve the compactness of drill bit when the installation.
Further, the second through holes 16 on both sides of the connecting block 7 correspond to the first threaded holes 13, and the second bolts 18 pass through the second through holes 16 to be connected and fixed with the first threaded holes 13, so that the drill rod 6 can be rapidly mounted and dismounted.
Further, a second gasket 17 is arranged in the second through hole 16, the second gasket 17 is made of elastic rubber, and the second gasket 17 is matched with the second bolt 18.
Furthermore, the surfaces of the drill bit body 1, the cutting wings 2 and the cutting teeth 3 are all plated with alloy wear-resistant layers, so that the wear resistance and durability of the drill bit body 1 can be improved.
In conclusion, the working principle and the working process of the PDC diamond high-wear-resistance mining drill bit are that when the PDC diamond high-wear-resistance mining drill bit is used, alloy wear-resistance layers are plated on the surfaces of the drill bit body 1, the cutting wings 2 and the cutting teeth 3, the alloy wear-resistance layers enable the drill bit body 1, the cutting wings 2 and the cutting teeth 3 to have high-strength wear-resistance and durable performances, the practicability and the service life of the mining drill bit are improved, after the drill bit body 1 is damaged, the drill bit body 1 and the drill rod 6 can be disassembled and replaced with a new drill bit, the drill rod 6 can be continuously used, when the drill bit body 1 of the core needs to be installed, the connecting piece 14 is aligned to the groove 11, the second threaded hole 15 is aligned to the first through hole 4, then the PDC diamond high-wear-resistance mining drill bit is installed and fixed through the first bolt 5, the surface of the drill bit body 1 is flush with the first bolt 5 after the installation, and the first gasket 12 arranged in the groove 11 is made of elastic rubber, the area that elasticity of first gasket 12 made connecting piece 14 contact in recess 11 is inseparabler, improves the fastness, and first bolt 5 installation back, connecting block 7 is corresponding with the first screw hole 13 of drill bit body 1 bottom both sides through second through-hole 16, then passes second through-hole 16 through second bolt 18 and is connected with first screw hole 13, second gasket 17 that sets up in the second through-hole 16 can make the fastness of second bolt 18 when the installation through second gasket 17, avoids appearing becoming flexible, realizes dual connection guarantee to improve drilling rod 6 and connect with drill bit body 1 and make fastness and stability, and adopt the bolt can dismantle the connection, reduced the cost expenditure under a certain degree, improve the utilization of drilling rod 6, avoid appearing unnecessary extravagant.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a PDC diamond high wear-resisting mining drill bit which characterized in that: comprises a drill bit body (1), a cutting wing (2), a cutting tooth (3), a first through hole (4), a first bolt (5), a drill rod (6), a connecting block (7), a reinforcing block (8), an installation part (9), a water outlet hole (10), a groove (11), a first gasket (12) and a connecting piece (14), wherein the cutting wing (2) is arranged on the drill bit body (1), the cutting tooth (3) is arranged on the cutting wing (2), the water outlet hole (10) is arranged on the top end of the drill bit body (1), the first through hole (4) is arranged on the side surface of the drill bit body (1), the first bolt (5) is arranged in the first through hole (4), the drill rod (6) is arranged at the bottom of the drill bit body (1), the groove (11) is arranged in the bottom end of the drill bit body (1), and the connecting piece (14) is arranged at the top end of the drill rod (6), the connecting piece (14) is arranged inside the groove (11), a second threaded hole (15) is formed in the connecting piece (14), the second threaded hole (15) is matched with the first through hole (4), the first bolt (5) penetrates through the first through hole (4) to be fixedly connected with the second threaded hole (15), the connecting block (7) is identical to the bottom surface of the drill bit body (1) in size, the second through holes (16) are formed in two sides of the connecting block (7), a second bolt (18) is arranged inside the second through hole (16), and first threaded holes (13) are formed in two sides of the bottom end of the drill bit body (1).
2. The PDC diamond high-wear-resistance mining drill bit of claim 1, wherein: the novel rubber gasket is characterized in that a first gasket (12) is arranged inside the groove (11), the first gasket (12) is made of elastic rubber, and the first gasket (12) is matched with the top surface of the connecting piece (14).
3. The PDC diamond high-wear-resistance mining drill bit of claim 1, wherein: and second through holes (16) on two sides of the connecting block (7) correspond to the first threaded holes (13), and second bolts (18) penetrate through the second through holes (16) and are fixedly connected with the first threaded holes (13).
4. The PDC diamond high-wear-resistance mining drill bit of claim 3, wherein: the second through hole (16) is internally provided with a second gasket (17), the second gasket (17) is made of elastic rubber, and the second gasket (17) is matched with a second bolt (18).
5. The PDC diamond high-wear-resistance mining drill bit of claim 1, wherein: the surfaces of the drill bit body (1), the cutting wings (2) and the cutting teeth (3) are plated with alloy wear-resistant layers.
6. The PDC diamond high-wear-resistance mining drill bit of claim 1, wherein: the cutting wings (2) are three and evenly arranged on the drill bit body (1) at equal intervals, and the water outlets (10) are three and correspond to the cutting wings (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121712941.XU CN215169760U (en) | 2021-07-26 | 2021-07-26 | PDC diamond high-wear-resistance mining drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121712941.XU CN215169760U (en) | 2021-07-26 | 2021-07-26 | PDC diamond high-wear-resistance mining drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215169760U true CN215169760U (en) | 2021-12-14 |
Family
ID=79404830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121712941.XU Active CN215169760U (en) | 2021-07-26 | 2021-07-26 | PDC diamond high-wear-resistance mining drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215169760U (en) |
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2021
- 2021-07-26 CN CN202121712941.XU patent/CN215169760U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220106 Address after: 252000 west head of Zhengzhuang village, bojiqiao office, Yanggu County, Liaocheng City, Shandong Province Patentee after: Yanggu Ruihang drilling tools Co.,Ltd. Address before: 252052 100m west of Zhenda logistics, Qinan Road, shizilou office, Yanggu County, Liaocheng City, Shandong Province Patentee before: Liaocheng xinjinshuo mining machinery equipment Co.,Ltd. |