CN211370322U - Special anti-impact drill rod - Google Patents
Special anti-impact drill rod Download PDFInfo
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- CN211370322U CN211370322U CN201921195123.XU CN201921195123U CN211370322U CN 211370322 U CN211370322 U CN 211370322U CN 201921195123 U CN201921195123 U CN 201921195123U CN 211370322 U CN211370322 U CN 211370322U
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- rod
- taper
- scour protection
- taper hole
- pinhole
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Abstract
A drill rod special for scour prevention belongs to the technical field of drilling tool equipment. The drill rod special for anti-impact comprises a drill rod main body, wherein the drill rod main body comprises a taper hole part, a taper rod part and a drill rod, the taper hole part is arranged at one end of the drill rod, the taper hole part comprises a taper hole, an anti-impact pin hole and an anti-impact part, the anti-impact pin hole is arranged on the taper hole wall, the anti-impact part is arranged inside the taper hole, the taper rod part comprises a taper rod and a locking pin hole, the locking pin hole is arranged on the taper rod, and a drill fin is arranged on the drill rod. The device sets up to the ellipse through the scour protection pinhole with the taper hole portion to set up scour protection part in the taper hole, the reduction drilling rod that can to a great extent is because of the card that huge impact force influence caused and is bored the phenomenon in the use, and can increase the bearing capacity of drilling rod, the life of extension drilling rod can creep into on one side and carry out the chip removal or discharge gas, has improved the work efficiency of drilling rod greatly, has reduced workman's work load.
Description
Technical Field
The utility model belongs to the technical field of drilling tool equipment technique and specifically relates to exactly the special drilling rod of scour protection.
Background
In China, coal seams of a plurality of mines are poor in air permeability, soft in coal quality and high in gas content, so that chip removal and gas discharge are often required in the mines, but in normal work, a coal mine is easy to generate a power phenomenon or outburst danger, and the drilling difficulty of a pre-drainage drilling hole of the coal seam is extremely high; when the conventional water circulation drilling is adopted, hole collapse is easy to occur, the drill jamming is serious, and the drilling depth cannot reach the design target, so that the gas emission and rock burst prevention effects are poor, the requirements of production and development cannot be well met, and the normal operation of coal mine production is influenced; therefore, it is necessary to design a special anti-impact drill rod capable of bearing the impact force caused by huge internal and external pressure and vibration.
Disclosure of Invention
An object of the utility model is to provide a special drilling rod of scour protection can improve the scour protection effect of drilling rod by a wide margin, reduces the card and bores the phenomenon.
The utility model provides a technical scheme that its technical problem adopted is: the drill rod special for anti-impact comprises a drill rod main body, wherein the drill rod main body comprises a taper hole part, a taper rod part and a drill rod, the taper hole part is arranged at one end of the drill rod, the taper hole part comprises a taper hole, an anti-impact pin hole and an anti-impact part, the anti-impact pin hole is arranged on the taper hole wall, the anti-impact part is arranged inside the taper hole, the taper rod part comprises a taper rod and a locking pin hole, the locking pin hole is arranged on the taper rod, and a drill fin is arranged on the drill rod.
As an optimization, the taper hole be the pentagon taper hole, all be equipped with the scour protection pinhole on five faces of pinhole, scour protection part is including preventing towards piece, scour protection spring and scour protection groove, scour protection groove links to each other with the taper hole, prevent towards piece and scour protection spring set up in the scour protection groove, prevent towards piece and scour protection spring and link firmly.
Preferably, the taper rod is a pentagonal taper rod, and five surfaces of the taper rod are provided with locking pin holes.
Preferably, the anti-impact pin holes are elliptical pin holes, the locking pin holes are circular pin holes, and the anti-impact pin holes and the locking pin holes are identical in transverse diameter.
Preferably, the locking pin holes and the anti-impact pin holes are arranged in a spiral mode.
The utility model has the advantages that: compared with the prior art, the utility model discloses a special drilling rod of scour protection sets up to the ellipse through the scour protection pinhole with the taper hole portion to set up scour protection part in the taper hole, the card that the reduction drilling rod that can to a great extent caused because of huge impact force influence is bored the phenomenon in the use, and can increase the bearing capacity of drilling rod, the life of extension drilling rod can creep into and carry out the chip removal or discharge gas on one side, has improved the work efficiency of drilling rod greatly, has reduced workman's work load.
Drawings
Fig. 1 is a schematic axial view of the present invention.
Fig. 2 is a schematic view of the present invention.
Fig. 3 is a rear view of the present invention.
Fig. 4 is a left side view of the present invention.
Fig. 5 is a schematic view of the dissection structure of the utility model.
Wherein, 1 drilling rod main part, 2 taper hole parts, 3 taper rod parts, 4 drilling rods, 5 taper holes, 6 scour protection pinhole, 7 scour protection parts, 8 taper rods, 9 locking pinhole, 10 drill wings, 11 prevent towards piece, 12 scour protection springs, 13 scour protection grooves.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, the special drilling rod of scour protection, including drilling rod main part 1, drilling rod main part 1 includes taper hole portion 2, taper rod portion 3 and drilling rod 4, taper hole portion 2 sets up in 4 one ends of drilling rod, taper hole portion 2 includes taper hole 5, scour protection pinhole 6 and scour protection part 7, scour protection pinhole 6 sets up on the 5 walls of taper hole, scour protection part 7 sets up inside taper hole 5, taper rod portion 3 includes taper rod 8 and locking pinhole 9, locking pinhole 9 sets up on taper rod 8, be equipped with drill fin 10 on drilling rod 4, taper rod 8 is five square taper rod 8, five faces of taper rod 8 on all be equipped with locking pinhole 9. When the drill rod is used, the taper hole part 2 of the drill rod main body 1 is connected with a drilling machine, the drill rod 4 is connected with a drill bit, the drill rod main body 1 is connected end to end, and drilling work can be carried out after the drill rod main body is fixed by the locking pin.
As shown in fig. 5: the anti-impact part 7 comprises an anti-impact sheet 11, an anti-impact spring 12 and an anti-impact groove 13, the anti-impact groove 13 is connected with the taper hole 5, the anti-impact sheet 11 and the anti-impact spring 12 are arranged in the anti-impact groove 13, and the anti-impact sheet 11 is fixedly connected with the anti-impact spring 12. The device is at the during operation, because scour protection spring 12 will lock in the 8 upsets that go up of taper rod 5 inside, the stop pin is fixed in scour protection pinhole 6 tops this moment, when meetting the impact or the card is bored, scour protection spring 12 drives rig and the 4 cushions downwards of drilling rod on upper portion, alleviates the impact force that the drilling rod received to prevent that the drilling rod atress is inhomogeneous, scour protection piece 11 be circular, so can install easily and block.
The working principle is as follows:
the utility model discloses a special drilling rod of scour protection sets up to the ellipse through the scour protection pinhole with the taper hole portion to set up scour protection part in the taper hole, the card that the reduction drilling rod that can to a great extent caused because of huge impact force influence is bored the phenomenon in the use, and can increase the bearing capacity of drilling rod, the life of extension drilling rod can creep into while carrying out the chip removal or discharge gas, has improved the work efficiency of drilling rod greatly, has reduced workman's work load.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the product form and style of the above embodiments, any anti-impact special drill rod according to the claims of the present invention and any suitable changes or modifications made thereto by those of ordinary skill in the art shall fall within the protection scope of the present invention.
Claims (5)
1. The special anti-impact drill rod is characterized in that: including drilling rod main part (1), drilling rod main part (1) includes taper hole portion (2), taper rod part (3) and drilling rod (4), taper hole portion (2) sets up in drilling rod (4) one end, taper hole portion (2) are including taper hole (5), scour protection pinhole (6) and scour protection part (7), scour protection pinhole (6) set up on taper hole (5) wall, scour protection part (7) set up inside taper hole (5), taper rod part (3) are including taper rod (8) and locking pinhole (9), locking pinhole (9) set up on taper rod (8), be equipped with on drilling rod (4) and bore wing (10).
2. The scour protection dedicated drill rod of claim 1, wherein: taper hole (5) be five square taper holes (5), all be equipped with scour protection pinhole (6) on five faces of pinhole, scour protection part (7) are including preventing towards piece (11), scour protection spring (12) and scour protection groove (13), scour protection groove (13) link to each other with taper hole (5), prevent setting up in scour protection groove (13) towards piece (11) and scour protection spring (12), it links firmly with scour protection spring (12) to prevent towards piece (11).
3. The scour protection dedicated drill rod of claim 1, wherein: the taper rod (8) is a pentagonal taper rod (8), and five surfaces of the taper rod (8) are provided with locking pin holes (9).
4. The scour protection dedicated drill rod of claim 1, wherein: scour protection pinhole (6) be oval pinhole, locking pinhole (9) be circular pinhole, scour protection pinhole (6) the same with the horizontal diameter of locking pinhole (9).
5. The scour protection dedicated drill rod of claim 1, wherein: the locking pin holes (9) and the anti-impact pin holes (6) are arranged in a spiral manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921195123.XU CN211370322U (en) | 2019-07-27 | 2019-07-27 | Special anti-impact drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921195123.XU CN211370322U (en) | 2019-07-27 | 2019-07-27 | Special anti-impact drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211370322U true CN211370322U (en) | 2020-08-28 |
Family
ID=72150716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921195123.XU Active CN211370322U (en) | 2019-07-27 | 2019-07-27 | Special anti-impact drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211370322U (en) |
-
2019
- 2019-07-27 CN CN201921195123.XU patent/CN211370322U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee after: Shandong Yanneng Taide Heavy Industry Co.,Ltd. Address before: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee before: ZOUCHENG YANKUANG TAIDE INDUSTRY & TRADE Co.,Ltd. |