CN213573915U - Wing type composite drill bit - Google Patents
Wing type composite drill bit Download PDFInfo
- Publication number
- CN213573915U CN213573915U CN202022694508.XU CN202022694508U CN213573915U CN 213573915 U CN213573915 U CN 213573915U CN 202022694508 U CN202022694508 U CN 202022694508U CN 213573915 U CN213573915 U CN 213573915U
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- drill bit
- wing
- bit body
- blade
- row
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Abstract
The utility model discloses a wing formula composite drill bit, including drill bit body and connector, the top surface fixed mounting of drill bit body has the connector, the inside of drill bit body is equipped with the passageway, the circumference lateral wall of drill bit body is equipped with row silo and wing in turn, and the surperficial central point department of putting of wing is equipped with the diamond-shaped piece, the fixed surface of wing installs the PDC tooth, the inlet tube is worn to be equipped with in the inside of passageway, and the circumference lateral wall below slope of inlet tube is equipped with into water branch pipe to the other end fixed mounting of branch pipe that intakes has the shower nozzle. The utility model discloses in, through setting up diamond-shaped block and row's silo, the diamond-shaped block of metal material can reduce the quantity of PDC tooth, reduces manufacturing cost, reduces the frictional force of drill bit body and well drilling, strengthens the wearability of drill bit, improves the mechanical rotation speed of wing, and secondly the row's silo can discharge the material after the cutting through row's silo at the rotatory in-process of drill bit body, improves the excretion rate of material.
Description
Technical Field
The utility model relates to a drill bit technical field especially relates to a compound drill bit of wing formula.
Background
The rotary drill bit is a drill bit commonly used in the petroleum industry at present, and can rotate under the drive of machinery, so that the whole drill bit is driven to perform centripetal motion, and the rock is cracked and crushed through cutting and grinding, so that the effect of drilling downwards is achieved.
The prior art has the following problems:
traditional wing formula composite drill bit is not only with higher costs, and wearing and tearing are comparatively serious in the drill bit course of operation moreover to frictional force is great when the drill bit gos forward, and then the material discharge efficiency after the cutting is lower, and the staff is not convenient for change single wing simultaneously, and the assembly precision requirement is higher, and it is not convenient enough to assemble.
We have therefore proposed a composite blade bit which addresses the above disadvantages.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving and having traditional wing of a knife formula composite drill among the prior art not only the cost is higher, and wearing and tearing are comparatively serious in the drill bit working process moreover to frictional force is great when the drill bit gos forward, and secondly the material discharge efficiency after the cutting is lower, and the staff is not convenient for change single wing of a knife simultaneously, and assembles the required precision and is higher, assembles not convenient shortcoming and the composite drill of a wing of a knife formula that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a wing formula composite drill bit, includes drill bit body and connector, the top surface fixed mounting of drill bit body has the connector, the inside of drill bit body is equipped with the passageway, the circumference lateral wall of drill bit body is equipped with row silo and wing in turn, and the surperficial central point department of putting of wing is equipped with the diamond-shaped piece, the fixed surface of wing installs the PDC tooth, the inlet tube is worn to be equipped with in the inside of passageway, and the circumference lateral wall below slope of inlet tube is equipped with into water branch pipe to the other end fixed mounting of branch pipe that intakes has the shower nozzle.
Preferably, the surface of the blade is provided with a groove, a fixing bolt is arranged in the groove, and the blade is connected with the drill bit body through the fixing bolt.
Preferably, the blade is annularly provided in plurality.
Preferably, the discharge groove is provided with a plurality of annular equidistance, and the length of discharge groove equals the length of drill bit body.
Preferably, the number of the spray heads is annularly arranged.
Preferably, the PDC teeth are provided in a plurality.
Preferably, the inclination angle of the water inlet branch pipe is 45 degrees.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in through setting up diamond-shaped block and row's silo, the diamond-shaped block of metal material can reduce the quantity of PDC tooth, reduces manufacturing cost, reduces the frictional force of drill bit body and well drilling, strengthens the wearability of drill bit, improves the mechanical rotational speed of wing, secondly row's silo can discharge the material after the cutting through row's silo at the rotatory in-process of drill bit body, improves the excretion rate of material.
2. The utility model discloses in through setting up fixing bolt, passageway, inlet tube, water inlet branch pipe and shower nozzle, fixing bolt can be convenient for the staff and change single wing, and easy operation is convenient, easily processing, and the assembly required precision is low, the assembly of being convenient for, secondly the water inlet branch pipe that the inside inlet tube circumference lateral wall of wearing to establish of passageway was equipped with can spout external water source from the shower nozzle in, avoids sticky mud to influence the drill bit and gos forward.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a wing type composite drill bit according to the present invention;
FIG. 2 is a schematic view of a blade-type composite drill discharge chute according to the present invention;
fig. 3 is a bottom view of a wing-type composite drill bit according to the present invention;
fig. 4 is a front view of a blade type composite drill bit connector according to the present invention.
Illustration of the drawings:
1. a drill bit body; 2. a linker; 3. a channel; 4. a water inlet pipe; 5. a water inlet branch pipe; 6. a spray head; 7. a blade; 8. diamond-shaped blocks; 9. PDC teeth; 10. fixing the bolt; 11. a discharge chute.
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.
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 orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, a wing type composite drill bit comprises a drill bit body 1 and a connector 2, the connector 2 is fixedly installed on the top surface of the drill bit body 1 and is used for connecting with an external connector, a channel 3 is arranged inside the drill bit body 1 and is convenient for installing a water pipe inside the channel 3, a discharge groove 11 and a wing 7 are alternately arranged on the circumferential side wall of the drill bit body 1, a diamond block 8 is arranged at the surface center position of the wing 7, the diamond block 8 made of metal can reduce the number of PDC teeth 9, reduce the production cost, reduce the friction force between the drill bit body 1 and a drilling well, enhance the wear resistance of the drill bit body 1 and improve the mechanical rotation speed of the wing 7, the discharge groove 11 can discharge cut materials through the discharge groove 11 in the rotation process of the drill bit body 1 to improve the discharge speed of the materials, PDC teeth 9 are fixedly installed on the surface of the wing 7, the drill bit body 1 rotates to drive the PDC to rotate, the PDC is rotatory can smash earth, rock, realizes the purpose of drilling, inlet tube 4 is worn to be equipped with in passageway 3's inside, and the slope is equipped with inlet branch pipe 5 below the circumference lateral wall of inlet tube 4 to inlet branch pipe 5's other end fixed mounting has shower nozzle 6, inlet branch pipe 5 that inlet tube 4 circumference lateral walls of passageway 3 inside wearing to establish were equipped with can follow internal blowout of shower nozzle 6 with external water source, avoid sticky mud to influence the drill bit and advance, improve the speed that the drill bit advances.
In this embodiment: the surface of the blade 7 is provided with a groove, a fixing bolt 10 is arranged inside the groove, and the blade 7 is connected with the drill bit body 1 through the fixing bolt 10.
Specifically, the fixing bolt 10 can facilitate replacement of a single blade 7 by a worker, and is simple and convenient to operate, easy to process, low in assembly precision requirement and convenient to assemble.
In this embodiment: the blade 7 is annularly provided in plurality.
Specifically, the speed of drilling the PDC teeth 9 on the surface of the blade 7 is improved.
In this embodiment: the discharge chute 11 is provided with a plurality of annular equidistance, and the length of the discharge chute 11 is equal to the length of the drill bit body 1.
Specifically, the cut materials can be discharged through the discharge groove 11, and the discharge speed of the materials is improved.
In this embodiment: a plurality of spray heads 6 are annularly arranged.
Specifically, the water yield of the nozzle 6 is increased.
In this embodiment: the PDC teeth 9 are provided in number.
Specifically, the plurality of PDC teeth 9 make the PDC teeth 9 more efficient in drilling earth and rocks.
In this embodiment: the inclination angle of the water inlet branch pipe 5 is 45 degrees.
Specifically, water can be easily ejected from the lower side of the bit body 1.
The working principle is as follows: during the use, the diamond-shaped block 8 of metal material can reduce the quantity of PDC tooth 9, reduce manufacturing cost, reduce the frictional force of drill bit body 1 and well drilling, strengthen the wearability of drill bit, improve the mechanical rotational speed of wing 7, secondly a plurality of row's material groove 11 can be discharged the material after the cutting through row's material groove 11 at 1 rotatory in-process of drill bit body, improve the excretion rate of material, secondly utilize fixing bolt 10 can be convenient for the staff to change single wing 7, and easy operation is convenient, easy to process, the assembly precision requirement is low, the assembly of being convenient for, inlet branch pipe 5 that inlet tube 4 circumference lateral wall that passageway 3 inside was worn to establish once more was equipped with can spout external water source in a plurality of shower nozzles 6, avoid viscous mud to influence the drill bit and advance.
The 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 utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a wing formula composite drill bit, includes drill bit body (1) and connector (2), its characterized in that, the top surface fixed mounting of drill bit body (1) has connector (2), the inside of drill bit body (1) is equipped with passageway (3), the circumference lateral wall of drill bit body (1) is equipped with row material groove (11) and wing (7) in turn, and the surperficial central point department of putting of wing (7) is equipped with diamond-shaped block (8), the fixed surface of wing (7) installs PDC tooth (9), inlet tube (4) are worn to be equipped with in the inside of passageway (3), and the circumference lateral wall below slope of inlet tube (4) is equipped with into water branch pipe (5) to the other end fixed mounting of intaking branch pipe (5) has shower nozzle (6).
2. The composite blade type drill bit according to claim 1, wherein the surface of the blade (7) is provided with a groove, a fixing bolt (10) is arranged inside the groove, and the blade (7) is connected with the drill bit body (1) through the fixing bolt (10).
3. A composite blade bit according to claim 1, characterized in that the blades (7) are provided in a plurality of annular shapes.
4. A composite blade drill according to claim 1, characterized in that the discharge channels (11) are arranged in a plurality of equally spaced rings and the length of the discharge channels (11) is equal to the length of the drill body (1).
5. A composite blade bit according to claim 1, characterized in that the nozzle head (6) is provided in several annular shapes.
6. A composite blade bit according to claim 1, characterized in that the PDC teeth (9) are provided in several numbers.
7. A composite blade bit according to claim 1, characterized in that the angle of inclination of the water inlet branch (5) is 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022694508.XU CN213573915U (en) | 2020-11-19 | 2020-11-19 | Wing type composite drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022694508.XU CN213573915U (en) | 2020-11-19 | 2020-11-19 | Wing type composite drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213573915U true CN213573915U (en) | 2021-06-29 |
Family
ID=76539143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022694508.XU Active CN213573915U (en) | 2020-11-19 | 2020-11-19 | Wing type composite drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213573915U (en) |
-
2020
- 2020-11-19 CN CN202022694508.XU patent/CN213573915U/en active Active
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