CN212479080U - Scraper type PDC drill bit structure - Google Patents
Scraper type PDC drill bit structure Download PDFInfo
- Publication number
- CN212479080U CN212479080U CN202021077375.5U CN202021077375U CN212479080U CN 212479080 U CN212479080 U CN 212479080U CN 202021077375 U CN202021077375 U CN 202021077375U CN 212479080 U CN212479080 U CN 212479080U
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- CN
- China
- Prior art keywords
- drill bit
- welding
- splice plate
- metal pole
- screw thread
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000003466 welding Methods 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000009434 installation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004080 punching Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 6
- 238000005507 spraying Methods 0.000 description 6
- 238000005553 drilling Methods 0.000 description 5
- 239000003245 coal Substances 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000004021 metal welding Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Landscapes
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model discloses a scraper formula PDC drill bit structure relates to PDC drill bit technical field. This scraper formula PDC drill bit structure, including the metal pole, the welding of the center department of metal pole bottom has the screw thread post, and the welding of the center department of metal pole surface has a plurality of splice plate, and two screw thread through-holes have been seted up to a plurality of splice plate's surface, and a plurality of splice plate divide into the multiunit, and the equal activity of one side that every group splice plate is relative inlays and is equipped with the drill bit, and the right side welding of a plurality of drill bit surfaces has a plurality of drill bits, and the right side welding of a plurality of drill bit surfaces has a plurality of. This scraper formula PDC drill bit structure carries out first step fixedly with the drill bit through the external screw thread of screw thread post and the internal thread of connecting piece, during the installation drill bit body, imbeds one of them drill bit body between two splice plates to reach according to different environment, change the drill bit body, it is convenient dismantlement and installation after the drill bit body damages at convenient staff.
Description
Technical Field
The utility model relates to a PDC drill bit technical field specifically is a scraper formula PDC drill bit structure.
Background
The composite sheet drill bit mainly used for geological exploration is suitable for soft to medium hard rock stratums, a novel composite sheet newly developed by some manufacturers can be applied to rock stratums with ten-grade hardness, and the composite sheet drill bit is used for coal field drilling and excavation and is mainly used for coal bed drilling and excavation on coal mines. Generally speaking, the stratum in coal field is relatively softer, compound piece drill bit is by a large number of applications, like the roofbolt drill bit, three wing drill bits, but current PDC drill bit is when meetting the damage, need change the drill bit, but its cost is too high, and in the environment of difference, also need change the drill bit, thereby certain trouble has been caused for the staff to a certain extent, and on its drill bit body of current scraper formula drill bit, the drill bit is in the coplanar, to a certain extent, cause to punch slowly, punch at the bottom of the efficiency, and damage the drill bit very easily.
SUMMERY OF THE UTILITY MODEL
The utility model provides a scraper formula PDC drill bit structure reaches according to different environment, changes the drill bit body, and it is convenient dismantlement and installation after the drill bit body damages at convenient staff, improves the efficiency of punching, has improved work efficiency to a certain extent and has protected the drill bit.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a scraper formula PDC drill bit structure, includes the metal pole, the welding of the center department of metal pole bottom has the screw thread post, the welding of the center department of metal pole surface has a plurality of splice plate, and is a plurality of two screw thread through-holes have been seted up to splice plate's surface, and is a plurality of splice plate divide into the multiunit, every group the equal activity of one side that splice plate is relative inlays and is equipped with the drill bit, and is a plurality of the right side welding of drill bit surface has a plurality of drill bits, every group the equal threaded connection in one side that splice plate is relative has the screw thread nail, the top welding of metal pole has the toper post, the welding of center department at toper capital portion has the connecting rod, a plurality of drainage recess have been seted up to the surface of connecting rod, the top welding.
For the convenience of installation and dismantlement bit body, as the utility model relates to a scraper formula PDC drill bit structure is preferred, a plurality of the center department of bit body and a plurality of splice plate junction all seted up with the circular through-hole of a plurality of screw through-hole assorted, a plurality of the internal thread of bit body and a plurality of circular through-hole and the external screw thread phase-match of screw nail.
In order to make things convenient for liquid to get into through the apopore, conduct the utility model relates to a scraper formula PDC drill bit structure is preferred, the apopore runs through metal pole, screw thread post, connecting rod and guide body and extends to outside water jet equipment.
For the convenience of the connection of drill bit and connecting rod, conduct the utility model relates to a scraper formula PDC drill bit structure is preferred, the screw thread of screw thread post surface and the internal thread phase-match of outside connecting rod.
In order to facilitate the drilling of the drill bit body, as the utility model relates to a scraper type PDC drill bit structure is preferred, a plurality of the round cap has all been welded to one side of keeping away from the drill bit body of hole drill bit.
In order to improve the efficiency drilling of drilling, as the utility model relates to a scraper formula PDC drill bit structure is preferred, the guide body is the cone, the drill bit body is the quarter circle form.
The utility model provides a scraper formula PDC drill bit structure. The method has the following beneficial effects:
(1) this scraper formula PDC drill bit structure carries out first step fixedly with the drill bit through the external screw thread of screw thread post and the internal thread of connecting piece, during the installation drill bit body, imbeds one of them drill bit body between two splice plate to reach according to different environment, change the drill bit body, it conveniently dismantles and installs after the drill bit body damages at convenient staff circle.
(2) This scraper formula PDC drill bit structure, when the drill bit function, guide body and drill bit body are certain oblique angle to when driling, improve the efficiency of punching, improved work efficiency to a certain extent and protected the drill bit.
Drawings
FIG. 1 is a perspective view of a front mounted bit body of the present invention;
fig. 2 is a front perspective view of the present invention;
fig. 3 is a top perspective view of the present invention.
In the figure: 1. a metal rod; 2. a threaded post; 3. a drill bit; 4. a bit body; 5. a connecting rod; 6. a lead body; 7. connecting the clamping plates; 8. a water outlet hole; 9. a threaded nail; 10. a threaded through hole; 11. a drainage groove; 12. a tapered column.
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.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a scraper formula PDC drill bit structure, including metal pole 1, the center department welding of 1 bottom of metal pole has screw thread post 2, the screw thread of 2 surfaces of screw thread post and the internal thread phase-match of outside connecting rod, the center department welding of 1 surface of metal pole has a plurality of splice plate 7, two screw thread through-holes 10 have been seted up to the surface of a plurality of splice plate 7, a plurality of splice plate 7 divide into the multiunit, the equal activity of one side that every group splice plate 7 is relative inlays and is equipped with drill bit body 4, the right side welding of a plurality of drill bit body 4 surfaces has a plurality of drill bits 3, the equal threaded connection in one side that every group splice plate 7 is relative has screw 9, the top welding of metal pole 1 has toper post 12, the center department welding at toper post 12 top has connecting rod 5, a plurality of drainage grooves 11 have been seted up to the surface of connecting rod 5, the top welding of.
In this embodiment: when the drill bit is used, the drill bit is fixed for the first step through the external threads of the threaded column 2 and the internal threads of the connecting piece, different drill bit bodies 4 are installed according to different requirements, the plurality of punching drill bits 3 on the drill bit bodies 4 are arranged anticlockwise, one of the drill bit bodies 4 is embedded between the two connecting clamping plates 7, one of the drill bit bodies 4 is fixed between the two connecting clamping plates 7 through the threaded nail 9, the external water spraying device is opened, liquid enters the water spraying device through the water outlet hole 8, and then the liquid is discharged through the plurality of water discharging grooves 11 in the outer surface of the connecting rod 5.
Specifically, the centers of the joints of the plurality of bit bodies 4 and the plurality of connecting splints 7 are provided with circular through holes matched with the plurality of threaded through holes 10, and the internal threads of the plurality of bit bodies 4 and the plurality of circular through holes are matched with the external threads of the threaded nail 9.
In this embodiment: when the drill bit bodies 4 are installed, different drill bit bodies 4 are installed according to different requirements, the plurality of the punching drill bits 3 on the drill bit bodies 4 are arranged in a counterclockwise mode, one of the drill bit bodies 4 is embedded between the two connecting clamping plates 7, and then one of the drill bit bodies 4 is fixed between the two connecting clamping plates 7 through the threaded nails 9.
Specifically, the water outlet hole 8 penetrates through the metal rod 1, the threaded column 2, the connecting rod 5 and the guide head body 6 and extends to the external water spraying device.
In this embodiment: when the device is opened, the device is opened through an external water spraying device, and liquid of the device enters the device through the water outlet hole 8.
Specifically, a round cap is welded on one side of each of the plurality of the perforating drill bits 3 far away from the drill bit body 4.
In this embodiment: when the drill bit is operated, the plurality of the punching drill bits 3 on the plurality of the drill bit bodies 4 are all arranged in a counterclockwise manner, so that the purpose of conveniently punching is achieved.
Specifically, the pilot body 6 is a cone, and the bit body 4 is a quarter-circle.
In this embodiment: when the drill bit is in operation, the guide body 6 and the drill bit body 4 are in a certain bevel angle, thereby improving the punching efficiency.
When the drill bit is used, the drill bit is fixed for the first step through the external threads of the threaded column 2 and the internal threads of the connecting piece, different drill bit bodies 4 are installed according to different requirements, the plurality of punching drill bits 3 on the drill bit bodies 4 are arranged anticlockwise, one of the drill bit bodies 4 is embedded between the two connecting clamping plates 7, one of the drill bit bodies 4 is fixed between the two connecting clamping plates 7 through the threaded nail 9, the external water spraying device is opened, liquid enters the water spraying device through the water outlet hole 8, and then the liquid is discharged through the plurality of water discharging grooves 11 on the outer surfaces of the connecting rods 5.
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 design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (6)
1. A scraper formula PDC drill bit structure, includes metal pole (1), its characterized in that: the welding of the center department of metal pole (1) bottom has threaded post (2), the welding of the center department of metal pole (1) surface has a plurality of splice plate (7), a plurality of the surface of splice plate (7) has seted up two screw thread through-hole (10), a plurality of splice plate (7) divide into the multiunit, every group one side that splice plate (7) is relative all movably inlays and is equipped with bit body (4), a plurality of the right side welding of bit body (4) surface has a plurality of drill bit (3), every group one side that splice plate (7) is relative all threaded connection has screw (9), the welding of the top of metal pole (1) has tapered column (12), the welding of the center department at tapered column (12) top has connecting rod (5), the surface of connecting rod (5) has seted up a plurality of drainage grooves (11), the welding of the top of connecting rod (5) has guide body (6), the top of the guide head body (6) is provided with a water outlet hole (8).
2. The drag type PDC bit structure of claim 1, wherein: the centers of the joints of the bit bodies (4) and the connecting splints (7) are provided with round through holes matched with the thread through holes (10), and the internal threads of the bit bodies (4) and the round through holes are matched with the external threads of the thread nails (9).
3. The drag type PDC bit structure of claim 1, wherein: apopore (8) run through metal pole (1), screw thread post (2), connecting rod (5) and lead head body (6) and extend to outside water jet equipment.
4. The drag type PDC bit structure of claim 1, wherein: the thread on the outer surface of the threaded column (2) is matched with the internal thread of the external connecting rod.
5. The drag type PDC bit structure of claim 1, wherein: and round caps are welded on one sides of the plurality of the perforating drill bits (3) far away from the drill bit body (4).
6. The drag type PDC bit structure of claim 1, wherein: the guide head body (6) is a cone, and the drill bit body (4) is in a quarter-circle shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021077375.5U CN212479080U (en) | 2020-06-12 | 2020-06-12 | Scraper type PDC drill bit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021077375.5U CN212479080U (en) | 2020-06-12 | 2020-06-12 | Scraper type PDC drill bit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212479080U true CN212479080U (en) | 2021-02-05 |
Family
ID=74417344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021077375.5U Active CN212479080U (en) | 2020-06-12 | 2020-06-12 | Scraper type PDC drill bit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212479080U (en) |
-
2020
- 2020-06-12 CN CN202021077375.5U patent/CN212479080U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A scraper type PDC drill bit structure Effective date of registration: 20230504 Granted publication date: 20210205 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Hekou sub branch Pledgor: SHENGLI OIL FIELD WANHE OIL CONSTRUCTION TECHNIQUE LIMITED LIABILITY Co.,Ltd. Registration number: Y2023980039587 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210205 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Hekou sub branch Pledgor: SHENGLI OIL FIELD WANHE OIL CONSTRUCTION TECHNIQUE LIMITED LIABILITY Co.,Ltd. Registration number: Y2023980039587 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A scraper type PDC drill bit structure Granted publication date: 20210205 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Hekou sub branch Pledgor: SHENGLI OIL FIELD WANHE OIL CONSTRUCTION TECHNIQUE LIMITED LIABILITY Co.,Ltd. Registration number: Y2024980013418 |