CN215632823U - Opening taper barrel drill rod - Google Patents
Opening taper barrel drill rod Download PDFInfo
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- CN215632823U CN215632823U CN202121406297.3U CN202121406297U CN215632823U CN 215632823 U CN215632823 U CN 215632823U CN 202121406297 U CN202121406297 U CN 202121406297U CN 215632823 U CN215632823 U CN 215632823U
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Abstract
The utility model relates to the technical field of drill rods and discloses an opening taper barrel drill rod which comprises a rod body and a head, wherein a dismounting structure is arranged between the rod body and the head and comprises a cylinder body, the cylinder body is connected to the right end of the head, an inserting groove is formed in the left end of the rod body, the cylinder body is inserted into the inserting groove, an inserting sheet is connected to the right end of the head, a rectangular groove is formed in the left end of the rod body, the inserting sheet is inserted into the rectangular groove, a bolt is arranged outside the rectangular groove, and the inserting sheet is connected with the rectangular groove through the bolt. According to the drill rod, the column body, the inserting groove, the inserting sheet, the rectangular groove and the bolt are arranged, so that when the head is installed, the column body is inserted into the inserting groove in the left end of the rod body, the dismounting sheet is inserted into the rectangular groove, then the bolt is screwed down, the installation can be completed, and when the head is dismounted, the problem that the drill rod in the prior art cannot replace the local part is solved, and the resource waste is reduced.
Description
Technical Field
The utility model relates to the technical field of drill rods, in particular to an opening taper barrel drill rod.
Background
The drill rod is a tool for connecting a drill bit and rock drilling in roadway engineering, the mass production of national drill steel has a history of over 50 years, and the production of modern drill tools has been developed for over 40 years. The consumption of the drill steel in China accounts for the first of all countries in the world, and is stabilized to about 10 million tons/year in recent years. At present, China has not only big drilling tool production factories producing more than forty thousand tons every year, but also nearly two hundred or more small drilling tool production factories distributed all over the country. The product is suitable for the development of the national modern economy, and basically meets the requirements of domestic production and construction except that a few varieties still need to be imported. The problems of the prior art open taper drill rod are that: the head of the drill rod can not be detached independently, when the drill rod is damaged, the whole drill rod needs to be replaced, and the resource waste is serious.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides an opening taper barrel drill rod to solve the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: the opening taper barrel drill rod comprises a rod body and a head part, and a disassembly structure is arranged between the rod body and the head part;
the detachable structure comprises a column body, the column body is connected to the right end of the head, an insertion groove is formed in the left end of the rod body, the column body is inserted into the insertion groove, an insertion piece is connected to the right end of the head, a rectangular groove is formed in the left end of the rod body, the insertion piece is inserted into the rectangular groove, a bolt is arranged outside the rectangular groove, and the insertion piece is connected with the rectangular groove through the bolt.
Preferably, the outer wall of the rod body is provided with a spiral groove, the spiral groove extends to the outer wall of the head, and the section of the spiral groove is semicircular;
through the outer wall at the body of rod and head set up semicircular helicla flute to when needs cool off the body of rod and head, the coolant liquid can stay longer time at the outer wall of the body of rod, thereby can obtain better cooling effect.
Preferably, the outer wall of the head part comprises a conical surface and a chip removal groove, and the chip removal groove extends from the conical surface to the middle outer wall of the head part;
the chip groove is formed in the outer wall of the conical surface, so that dust can be discharged from the chip groove when the dust is generated, and normal work of the head is not affected.
Preferably, the right end of the spiral groove penetrates through the right end of the rod body;
the coolant may be injected from the right end of the rod body.
Preferably, the cylinder is polygonal, and the shape and size of the insertion groove are matched with those of the cylinder;
through the polygonal column body, the head and the rod body cannot rotate when being installed, and the installation is firmer.
Preferably, the outer wall of the rod body is provided with a counter bore, the counter bore corresponds to the rectangular groove in position, the inner wall of the counter bore is provided with a first threaded hole, and the first threaded hole is communicated with the inside of the rectangular groove.
Preferably, the middle part of the insertion piece is provided with a second threaded hole, and the bolt is in threaded connection with the first threaded hole and the second threaded hole;
the inserting sheet is tightly fixed in the rectangular groove through a bolt.
Compared with the prior art, the utility model provides the opening taper barrel drill rod, which has the following beneficial effects:
1. according to the drill rod, the column body, the inserting groove, the inserting sheet, the rectangular groove and the bolt are arranged, so that when the head is installed, the column body is inserted into the inserting groove in the left end of the rod body, the dismounting sheet is inserted into the rectangular groove, then the bolt is screwed down, the installation can be completed, and when the head is dismounted, the problem that the drill rod in the prior art cannot replace the local part is solved, and the resource waste is reduced.
2. According to the utility model, the semicircular spiral grooves are formed in the outer walls of the rod body and the head part, so that when the rod body and the head part need to be cooled, cooling liquid can stay on the outer wall of the rod body for a longer time, and a better cooling effect can be obtained.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is an enlarged view of A in FIG. 3 according to the present invention.
In the figure: the screw comprises a 1 rod body, a 101 spiral groove, a 2 head, a 201 conical surface, a 202 chip removal groove, a 3 disassembly structure, a 301 column body, a 302 plug groove, a 303 plug sheet, a 304 rectangular groove, a 305 counter bore, a 306 threaded hole I, a 307 threaded hole II and a 308 bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
Referring to fig. 1-4, the present invention provides a technical solution: the opening taper barrel drill rod comprises a rod body 1 and a head 2, wherein a dismounting structure 3 is arranged between the rod body 1 and the head 2;
the dismounting structure 3 comprises a column 301, the column 301 is connected to the right end of the head 2, the left end of the rod body 1 is provided with an insertion groove 302, the column 301 is inserted into the insertion groove 302, the right end of the head 2 is connected with an insertion sheet 303, the left end of the rod body 1 is provided with a rectangular groove 304, the insertion sheet 303 is inserted into the rectangular groove 304, a bolt 308 is arranged outside the rectangular groove 304, and the insertion sheet 303 is connected with the rectangular groove 304 through the bolt 308;
through setting up cylinder 301, inserting groove 302, inserted sheet 303, rectangular channel 304 and bolt 308 to when installation head 2, peg graft cylinder 302 with the inserting groove 302 of the body of rod 1 left end, peg graft simultaneously with detachable sheet 303 and rectangular channel 304, then can accomplish the installation with bolt 308 tightening, when dismantling, then on the contrary, thereby solved the problem that prior art's drill rod can not be changed to part, reduced the wasting of resources.
The outer wall of the rod body 1 is provided with a spiral groove 101, the spiral groove 101 extends to the outer wall of the head 2, and the section of the spiral groove 101 is semicircular;
through set up semicircular helicla flute 101 at the outer wall of body of rod 1 and head 2 to when needs cool off body of rod 1 and head 2, the coolant liquid can stay longer time at the outer wall of the body of rod 1, thereby can obtain better cooling effect.
The outer wall of the head part 2 comprises a conical surface 201 and a chip removal groove 202, and the chip removal groove 202 extends from the conical surface 201 to the middle outer wall of the head part 2;
by arranging the chip grooves 202 on the outer wall of the conical surface 201, when dust is generated, the dust can be discharged from the chip grooves 202 without affecting the normal operation of the head 2.
The right end of the spiral groove 101 penetrates through the right end of the rod body 1;
the cooling liquid may be injected from the right end of the rod body 1.
The column 301 is polygonal, and the shape and size of the insertion groove 302 are matched with those of the column 301;
the polygonal column 301 is arranged, so that the head 2 and the rod body 1 cannot rotate when being installed, and the installation is firmer.
The outer wall of the rod body 1 is provided with a counter bore 305, the counter bore 305 corresponds to the rectangular groove 304 in position, the inner wall of the counter bore 305 is provided with a first threaded hole 306, and the first threaded hole 306 is communicated with the inside of the rectangular groove 304.
A second threaded hole 307 is formed in the middle of the plug piece 303, and the bolt 308 is in threaded connection with the first threaded hole 306 and the second threaded hole 307;
the patch 303 is tightly fixed inside the rectangular groove 304 by a bolt 308.
When using, peg graft the cylinder 302 with the inserting groove 302 of the body of rod 1 left end, peg graft simultaneously with dismantlement piece 303 and rectangular channel 304, then screw up bolt 308 and can accomplish the installation, when dismantling, then on the contrary, thereby the problem that the drill rod of prior art can not change the part has been solved, the wasting of resources has been reduced, when needs cool off body of rod 1 and head 2, spout the coolant liquid to the outer wall of the body of rod 1, thereby make the coolant liquid can stay longer time at the outer wall of the body of rod 1, thereby can obtain better cooling effect, when work produced the dust, the dust is discharged from chip groove 202, do not influence the normal work of head 2.
In conclusion, the present invention has the advantages that by arranging the cylinder 301, the inserting groove 302, the inserting sheet 303, the rectangular groove 304 and the bolt 308, when the head 2 is installed, the cylinder 302 is inserted into the inserting groove 302 at the left end of the rod body 1, the detaching sheet 303 is inserted into the rectangular groove 304, and then the bolt 308 is screwed down to complete the installation, when the head 2 is detached, the reverse is true, thereby solving the problem that the drill rod in the prior art cannot be partially replaced, reducing the resource waste, by arranging the semicircular spiral grooves 101 on the outer walls of the rod body 1 and the head 2, when the rod body 1 and the head 2 need to be cooled, the cooling liquid can stay on the outer wall of the rod body 1 for a longer time, thereby obtaining a better cooling effect, and by arranging the chip discharge groove 202 on the outer wall of the conical surface 201, when dust is generated during work, the dust can be discharged from the chip discharge groove 202, without affecting the normal operation of the head 2.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Opening tapering bucket borer, including the body of rod (1) and head (2), its characterized in that: a disassembly structure (3) is arranged between the rod body (1) and the head (2);
the detachable structure (3) comprises a column body (301), the column body (301) is connected to the right end of the head portion (2), an insertion groove (302) is formed in the left end of the rod body (1), the column body (301) is inserted into the insertion groove (302), the right end of the head portion (2) is connected with an insertion piece (303), a rectangular groove (304) is formed in the left end of the rod body (1), the insertion piece (303) is inserted into the rectangular groove (304), a bolt (308) is arranged outside the rectangular groove (304), and the insertion piece (303) is connected with the rectangular groove (304) through the bolt (308).
2. The opening taper barrel borer of claim 1, wherein: the outer wall of the rod body (1) is provided with a spiral groove (101), the spiral groove (101) extends to the outer wall of the head (2), and the section of the spiral groove (101) is semicircular.
3. The opening taper barrel borer of claim 1, wherein: the outer wall of the head (2) comprises a conical surface (201) and a chip removal groove (202), and the chip removal groove (202) extends from the conical surface (201) to the middle outer wall of the head (2).
4. The opening taper barrel borer of claim 2, wherein: the right end of the spiral groove (101) penetrates through the right end of the rod body (1).
5. The opening taper barrel borer of claim 1, wherein: the cylinder (301) is polygonal, and the shape and the size of the insertion groove (302) are matched with those of the cylinder (301).
6. The opening taper barrel borer of claim 1, wherein: the outer wall of the rod body (1) is provided with a counter bore (305), the counter bore (305) corresponds to the rectangular groove (304), the inner wall of the counter bore (305) is provided with a first threaded hole (306), and the first threaded hole (306) is communicated with the inside of the rectangular groove (304).
7. The opening taper barrel borer of claim 6, wherein: and a second threaded hole (307) is formed in the middle of the insertion sheet (303), and the bolt (308) is in threaded connection with the first threaded hole (306) and the second threaded hole (307).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121406297.3U CN215632823U (en) | 2021-06-23 | 2021-06-23 | Opening taper barrel drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121406297.3U CN215632823U (en) | 2021-06-23 | 2021-06-23 | Opening taper barrel drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215632823U true CN215632823U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121406297.3U Active CN215632823U (en) | 2021-06-23 | 2021-06-23 | Opening taper barrel drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215632823U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114396236A (en) * | 2022-03-27 | 2022-04-26 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) | A drilling equipment for quarrying for hard rock of outcrop |
-
2021
- 2021-06-23 CN CN202121406297.3U patent/CN215632823U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114396236A (en) * | 2022-03-27 | 2022-04-26 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) | A drilling equipment for quarrying for hard rock of outcrop |
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