CN211258527U - Drill bit for oil development convenient to dismouting - Google Patents
Drill bit for oil development convenient to dismouting Download PDFInfo
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- CN211258527U CN211258527U CN201921777761.2U CN201921777761U CN211258527U CN 211258527 U CN211258527 U CN 211258527U CN 201921777761 U CN201921777761 U CN 201921777761U CN 211258527 U CN211258527 U CN 211258527U
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Abstract
The utility model discloses a drill bit for oil development convenient to dismouting belongs to oil development technical field, including drill bit main part and pivot, the right-hand member fixed mounting of pivot has the installation piece, the right flank of installation piece has seted up the mounting groove, the inside wall of mounting groove and the surface laminating of the installation end on the drill bit main part, the inside wall of mounting groove is seted up flutedly, the inside wall fixed mounting of recess has the spring, and the spring is kept away from the one end fixed mounting of recess and is had the fixture block; through setting up spring, fixture block, installation piece and construction bolt, the installation end of drill bit main part inserts the mounting groove on the installation piece, utilizes the elasticity of spring to drive in the fixture block card advances the draw-in groove, utilizes construction bolt to install the collar and install the piece fixedly simultaneously, realizes fixed the installation of drill bit main part, simple to operate, simple structure, later stage dismantlement only need twist off construction bolt and rotate the drill bit main part and make it break away from the mounting groove, the later stage of being convenient for is dismantled.
Description
Technical Field
The utility model belongs to the technical field of oil development, concretely relates to drill bit for oil development convenient to dismouting.
Background
The oil exploitation refers to the action of excavating and extracting oil in places where oil is stored, in the process of exploiting the oil, oil gas flows into the well bottom from a reservoir and rises to the well head from the well bottom, an oil drill bit is an important tool for oil drilling and is used for drilling the oil during the oil exploitation, and the quality of the working performance of the oil drill bit directly affects the drilling quality, the drilling efficiency and the drilling cost.
According to the oil drill bit convenient to mount, which is provided by the Chinese patent (publication number: CN 206785315U), the file achieves the effect of fixing the upper rotating body and the lower rotating body through the fixing bolt which is provided with the inner wall of the fixing hole and is in threaded connection, is convenient to mount, dismount and repair, achieves the effect of rotary mining of the rotating shaft through the upper ball and the lower ball, can be maintained and mounted by unscrewing the fixing bolt when the upper ball and the lower ball are damaged, thereby achieving the effect of convenient mounting, and simultaneously reducing the replacement cost, but only the ball of the drill bit main body achieves the purpose of facilitating dismounting and repair, the whole mounting of the oil drill bit is still carried out through threads, the whole mounting mode is inconvenient, and the oil drill bit is difficult to dismount when being excessively worn due to long-time use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a drill bit for oil development convenient to dismouting to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a drill bit convenient to disassemble and assemble for oil exploitation comprises a drill bit main body and a rotating shaft, wherein an installation block is fixedly installed at the right end of the rotating shaft, an installation groove is formed in the right side face of the installation block, the inner side wall of the installation groove is attached to the outer surface of the installation end of the drill bit main body, a groove is formed in the inner side wall of the installation groove, a spring is fixedly installed on the inner side wall of the groove, a fixture block is fixedly installed at one end, away from the groove, of the spring, the outer surface of the fixture block is attached to the inner side wall of a clamping groove, the clamping groove is formed in the outer surface of the installation end of the drill bit main body, an installation ring is welded on the left side face of the drill bit main body, a threaded hole a is formed in the installation ring, an installation bolt is in, the drill bit comprises a drill bit body and is characterized in that a water guide hole a is formed in the rotating shaft, a cooling water pipe is fixedly mounted on the outer surface of the rotating shaft through a fixing ring and communicated with the water guide hole a, a water guide hole b communicated with the water guide hole a is formed in the mounting block, and a water guide hole c communicated with the water guide hole b is formed in the drill bit body.
Adopt above-mentioned scheme, through setting up the spring, the fixture block, installation piece and construction bolt, the installation end of drill bit main part inserts in the mounting groove on the installation piece, utilize the elasticity of spring to drive the fixture block card and advance in the draw-in groove, it is fixed with the installation piece to utilize construction bolt to install the collar simultaneously, the realization is fixed to the installation of drill bit main part, high durability and convenient installation, moreover, the steam generator is simple in structure, later stage dismantlement only needs to unscrew construction bolt and rotate the drill bit main part and make it break away from the mounting groove, the later stage of being convenient for is dismantled, through setting up condenser tube, water guiding hole a, water guiding hole b and water guiding hole c, utilize condenser tube injection cooling water to enter into in water guiding hole c through water guiding hole a and water guiding hole b, and then can carry out rapid cooling to the drill bit main part.
As a preferred embodiment, the number of the springs is four, the springs are sleeved on the outer surface of the telescopic rod, and two ends of the telescopic rod are respectively and fixedly connected with the inner side wall of the groove and one side surface of the fixture block.
Adopt above-mentioned scheme, support the spring through setting up the telescopic link for the spring extension or shrink can drive the telescopic link and extend or shrink in step when driving the fixture block motion, and then can not rock and more stable when making the fixture block motion.
As a preferred embodiment, the left end of the drill bit main body is provided with an inclined plane, the outer surface of the drill bit main body is further provided with an arc-shaped groove, and the arc-shaped groove is communicated with the clamping groove.
By adopting the scheme, the clamping block can be extruded when the drill bit main body is inserted into the mounting groove in the mounting process by utilizing the arrangement of the inclined plane, then the extrusion spring is contracted to realize mounting, the drill bit main body is rotated by utilizing the arc-shaped groove to separate the clamping block from the clamping groove when being detached by utilizing the arrangement of the arc-shaped groove, and then the drill bit main body is separated from the mounting block.
In a preferred embodiment, a rubber seal ring is fixedly mounted on the outer surface of the mounting end of the drill bit main body.
By adopting the scheme, the sealing performance inside the mounting groove is ensured by utilizing the arrangement of the rubber sealing ring, so that the sealing performance between the mounting block and the drill bit main body is better.
In a preferred embodiment, the number of the mounting bolts is four.
By adopting the scheme, the mounting ring is fixedly mounted by utilizing the four mounting bolts, so that the mounting and fixing of the drill bit main body are more stable.
In a preferred embodiment, the diameter of the water guide hole c in the right end surface of the bit body is smaller than the diameter of the water guide hole c in the left end surface.
By adopting the scheme, the diameter of the water guide hole c arranged on the right end face of the drill bit main body is smaller than that of the water guide hole c arranged on the left end face, so that the cooling water is discharged through the water guide hole c, and meanwhile, the external impurities are prevented from entering the water guide hole c to the maximum extent.
Compared with the prior art, the beneficial effects of the utility model are that:
according to the oil development drill convenient to disassemble and assemble, the spring, the fixture block, the installation block and the installation bolt are arranged, the installation end of the drill main body is inserted into the installation groove in the installation block, the fixture block is driven to be clamped into the clamping groove by the elasticity of the spring, the installation ring and the installation block are installed and fixed by the installation bolt, the installation and the fixation of the drill main body are realized, the installation is convenient, the structure is simple, the installation bolt is only required to be unscrewed and the drill main body is rotated to be separated from the installation groove during later-period disassembly, and the later-period disassembly is convenient;
this oil is opened and is adopted drill bit convenient to dismouting is through setting up condenser tube, water guide hole an, water guide hole b and water guide hole c, utilizes condenser tube to inject the cooling water and enters into in water guide hole c through water guide hole a and water guide hole b, and then can cool off the drill bit main part fast, avoids it to rotate at a high speed and heat in the course of the work, prolongs its life.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a left side section of the drill bit body according to the present invention;
fig. 3 is an enlarged schematic structural diagram of a position a of the present invention.
In the figure: 1. a drill bit body; 2. a rotating shaft; 3. mounting blocks; 4. mounting grooves; 5. a groove; 6. a spring; 7. a clamping block; 8. a card slot; 9. an arc-shaped slot; 10. a mounting ring; 11. a threaded hole a; 12. installing a bolt; 13. a threaded hole b; 14. a water guide hole a; 15. a cooling water pipe; 16. a fixing ring; 17. a water guide hole b; 18. a water guide hole c; 19. a telescopic rod; 20. a rubber seal ring.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.
Referring to fig. 1-3, the present invention provides a drill bit for oil exploitation, which is convenient to disassemble and assemble, and includes a drill bit main body 1 and a rotating shaft 2, wherein a rubber seal ring 20 (see fig. 1 and 2) is fixedly mounted on the outer surface of the mounting end of the drill bit main body 1; the sealing performance inside the installation groove 4 is ensured by the arrangement of the rubber sealing ring 20, and the sealing performance between the installation block 3 and the drill bit main body 1 is further better.
A mounting block 3 is fixedly mounted at the right end of the rotating shaft 2, a mounting groove 4 is formed in the right side face of the mounting block 3, the inner side wall of the mounting groove 4 is attached to the outer surface of the mounting end of the drill bit main body 1, a groove 5 is formed in the inner side wall of the mounting groove 4, springs 6 are fixedly mounted on the inner side wall of the groove 5, the number of the springs 6 is four, the springs 6 are sleeved on the outer surface of the telescopic rod 19, and two ends of the telescopic rod 19 are fixedly connected with the inner side wall of the groove 5 and one side; support spring 6 through setting up telescopic link 19 for spring 6 extension or shrink can drive telescopic link 19 synchronous extension or shrink when driving fixture block 7 motion, and then can not rock and more stable when making fixture block 7 motion.
A clamping block 7 is fixedly installed at one end, far away from the groove 5, of the spring 6, the outer surface of the clamping block 7 is attached to the inner side wall of the clamping groove 8, the clamping groove 8 is formed in the outer surface of the installation end of the drill bit main body 1, an installation ring 10 is welded to the left side face of the drill bit main body 1, a threaded hole a11 is formed in the installation ring 10, an installation bolt 12 is connected to the inner side wall of a threaded hole a11 in a threaded mode, the installation bolt 12 penetrates through the inner side wall of a threaded hole a11 in a threaded mode and is connected to the inner side wall of a threaded hole b13, a threaded hole b13 is formed; the mounting ring 10 is mounted and fixed by four mounting bolts 12, and the mounting and fixing of the drill body 1 are more stable.
A water guide hole a14 is formed in the rotating shaft 2, a cooling water pipe 15 is fixedly mounted on the outer surface of the rotating shaft 2 through a fixing ring 16, the cooling water pipe 15 is communicated with a water guide hole a14, a water guide hole b17 communicated with a water guide hole a14 is formed in the mounting block 3, a water guide hole c18 communicated with a water guide hole b17 is formed in the drill bit main body 1, and the diameter of a water guide hole c18 in the end face of the right end of the drill bit main body 1 is smaller than that of a water guide hole c18 in the end face of the left end (see fig. 1 and 2; the diameter of the water guide hole c18 on the right end face of the drill bit body 1 is smaller than that of the water guide hole c18 on the left end face, so that the cooling water is discharged through the water guide hole c18, and meanwhile, external impurities can be prevented from entering the water guide hole c18 to the maximum extent.
In addition, the left end of the drill bit main body 1 is provided with an inclined plane, the outer surface of the drill bit main body 1 is also provided with an arc-shaped groove 9, and the arc-shaped groove 9 is communicated with the clamping groove 8 (see fig. 1 and 2); utilize the setting on inclined plane to make drill bit main part 1 can extrude fixture block 7 when inserting in mounting groove 4 in the installation, and then 6 shrink of extrusion spring realize the installation, make through the setting of arc wall 9 rotate drill bit main part 1 when dismantling and utilize arc wall 9 to make fixture block 7 can break away from draw-in groove 8, and then make drill bit main part 1 and installation piece 3 separation.
When the drill bit main body 1 is used, when the drill bit main body 1 is installed, the installation end of the drill bit main body 1 is inserted into the installation groove 4 on the installation block 3, the inclined surface on the installation end of the drill bit main body 1 is utilized to extrude the clamping block 7, so that the spring 6 is extruded and contracted, when the installation end of the drill bit main body 1 completely enters the installation groove 4, the clamping block 7 is clamped into the clamping groove 8 under the elastic action of the spring 6, at the moment, the threaded hole a11 on the installation ring 10 is just opposite to the threaded hole b13 on the installation block 3, the installation bolt 12 is screwed in to realize the installation and fixation of the drill bit main body 1, when the drill bit main body 1 is disassembled, the installation bolt 12 is unscrewed and the drill bit main body 1 is rotated, the clamping block 7 is separated from the clamping groove 8 under the action of the arc-shaped groove 9, so that the drill bit main body 1 can be extracted, and then enters the water guide hole c18 through the water guide hole b17 to cool and dissipate heat from the drill main body 1.
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 drill bit for oil development convenient to dismouting, includes drill bit main part (1) and pivot (2), its characterized in that: the right end of the rotating shaft (2) is fixedly provided with a mounting block (3), the right side face of the mounting block (3) is provided with a mounting groove (4), the inner side wall of the mounting groove (4) is attached to the outer surface of the mounting end of the drill bit main body (1), the inner side wall of the mounting groove (4) is provided with a groove (5), the inner side wall of the groove (5) is fixedly provided with a spring (6), one end, far away from the groove (5), of the spring (6) is fixedly provided with a clamping block (7), the outer surface of the clamping block (7) is attached to the inner side wall of a clamping groove (8), the clamping groove (8) is arranged on the outer surface of the mounting end of the drill bit main body (1), the left side face of the drill bit main body (1) is welded with a mounting ring (10), the mounting ring (10) is provided with a threaded hole a, mounting bolt (12) pass screw hole a (11) threaded connection at the inside wall of screw hole b (13), the surface at installation piece (3) is seted up in screw hole b (13), water guide hole a (14) have been seted up to the inside of pivot (2), the surface of pivot (2) has cooling water pipe (15) through solid fixed ring (16) fixed mounting, cooling water pipe (15) are linked together with water guide hole a (14), set up water guide hole b (17) that are linked together with water guide hole a (14) on installation piece (3), set up water guide hole c (18) that are linked together with water guide hole b (17) on drill bit main part (1).
2. The oil development drill bit convenient to disassemble and assemble according to claim 1, characterized in that: the quantity of spring (6) is four, spring (6) cover is established at the surface of telescopic link (19), the both ends of telescopic link (19) respectively with the inside wall of recess (5) and a side fixed connection of fixture block (7).
3. The oil development drill bit convenient to disassemble and assemble according to claim 1, characterized in that: the drill bit is characterized in that an inclined plane is arranged at the left end of the drill bit main body (1), an arc-shaped groove (9) is further formed in the outer surface of the drill bit main body (1), and the arc-shaped groove (9) is communicated with the clamping groove (8).
4. The oil development drill bit convenient to disassemble and assemble according to claim 1, characterized in that: the outer surface of the upper mounting end of the drill bit main body (1) is fixedly provided with a rubber sealing ring (20).
5. The oil development drill bit convenient to disassemble and assemble according to claim 1, characterized in that: the number of the mounting bolts (12) is four.
6. The oil development drill bit convenient to disassemble and assemble according to claim 1, characterized in that: the diameter of the water guide hole c (18) on the end face of the right end of the drill bit main body (1) is smaller than that of the water guide hole c (18) on the end face of the left end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921777761.2U CN211258527U (en) | 2019-10-22 | 2019-10-22 | Drill bit for oil development convenient to dismouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921777761.2U CN211258527U (en) | 2019-10-22 | 2019-10-22 | Drill bit for oil development convenient to dismouting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211258527U true CN211258527U (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921777761.2U Active CN211258527U (en) | 2019-10-22 | 2019-10-22 | Drill bit for oil development convenient to dismouting |
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| CN (1) | CN211258527U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412376A (en) * | 2021-12-07 | 2022-04-29 | 南通永大管业股份有限公司 | Threaded connection device with bidirectional sealing function |
-
2019
- 2019-10-22 CN CN201921777761.2U patent/CN211258527U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412376A (en) * | 2021-12-07 | 2022-04-29 | 南通永大管业股份有限公司 | Threaded connection device with bidirectional sealing function |
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