CN201943585U - Sapphire helical composite jet-nozzle jet-cutting deep well drilling bit - Google Patents
Sapphire helical composite jet-nozzle jet-cutting deep well drilling bit Download PDFInfo
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- CN201943585U CN201943585U CN2010206430744U CN201020643074U CN201943585U CN 201943585 U CN201943585 U CN 201943585U CN 2010206430744 U CN2010206430744 U CN 2010206430744U CN 201020643074 U CN201020643074 U CN 201020643074U CN 201943585 U CN201943585 U CN 201943585U
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- drill bit
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- wing
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Abstract
The utility model discloses a sapphire helical composite jet-nozzle jet-cutting deep well drilling bit suitable for the stratum with depth of below 3500m. One end of a screwed connection head of a drilling bit is connected with a drill rod and another end is connected with a drill bit screw body. A tool jig groove is opened on the screw body. The screw body is connected with a drill bit main body. The drill bit main body is respectively connected with a composite drill bit wing and a composite jet-nozzle. The inner cavity of the drill bit main body is connected with a predrilling small drill bit by the screw and the jet-nozzle is opened in the center of the small drill bit and a small drill bit wing is fixedly connected with the center of the small drill bit. A plurality of drill bit teeth and gauge teeth are embedded and welded on the composite drill bit wing connected on the drill bit main body, a plurality of drill teeth are embedded and welded on the small drill bit wing of the small drill bit. The sapphire helical composite jet-nozzle jet-cutting deep well drilling bit has features of simple structure, convenient installation, stable rotation speed, good cross-section lubricating cooling effect, The small drill bit being sleeved into the large drill bit, capability of advanced stepping by stepping, less tripping time, long service time of the drill bit and increased durability. The slurry is uniformly distributed and the sand carrying capacity is increased. The sapphire helical composite jet-nozzle jet-cutting deep well drilling bit is suitable for the deep well.
Description
Technical field
The utility model relates to the pit shaft Drilling bore bit, is specifically related to make a call to 3500 meters sapphire spiral complex nozzles with sub-surface and sprays cutting deep-well Drilling bore bit.
Background technology
Existing oil Drilling bore bit has the following disadvantages:
1, use in medium ground and can also keep certain stability, but rotating speed is relatively low, the completion time is longer relatively, creeps into midway bit change-over often.
2, drill teeth wearing and tearing are very fast, and drill bit takes off tooth to be decreased wing phenomenon and happen occasionally, and drill bit cloth toothing is single, can't keep normal bit speed for a long time to the stratum of relative complex.
3, drill bit lateral body face does not have drill bit mud nozzle, creeps under the HTHP in the stratum, the lubricating condition of lowering the temperature effectively is provided can't for the drill bit side surface.
4, the bit contour structure is single, how much skewness of teeth arrangement, and non-linear cloth tooth is too intensive, and the mud nozzle does not have performance, does not have design on drill bit lateral body face, seriously restricted the raising of bit speed.
5, owing to the formation condition complexity, when boring hard strata structure, the durability of drill bit is relatively poor, drill bit is single drill bit, does not have leading little drill bit, when especially boring the stratum below 3500 meters, single bit wear is very fast, influences rate of penetration, the defective that exists drill bit not substitute.
Summary of the invention
The purpose of this utility model provides a kind of simple in structure, easy for installation, stabilization of speed, the lubricated good cooling effect in cross section, it is little to creep into the lifting resistance, big drill sleeve bradawl head, can be incremental in advance, the hard stratum above and that bore below 3500 meters of centering has the sapphire spiral complex combination nozzle of the power of passing more by force to spray cutting deep-well opening bit with complicated layer of gravel, Xuan Wuyan.
Another purpose of the present utility model provides a kind of sapphire spiral complex list nozzle and sprays cutting deep-well Drilling bore bit.
In order to overcome the deficiencies in the prior art, the technical solution of the utility model is to solve like this: a kind of sapphire spiral complex combination nozzle sprays cutting deep-well opening bit, the first end of the screwed connection of this Drilling bore bit is connected with drilling rod, the other end is connected with the conveyor screw of drill bit, have tool holder recesses on the described conveyor screw, special character of the present utility model is that described conveyor screw is connected with drill body, described drill body respectively with the complex drill bit road wing, at least six combination nozzles connect, the little drill bit of described drill body inner chamber by being threaded one and creeping in advance, described little bit central has the nozzle and the bradawl slubbing wing of fixedlying connected, the Inlaid scarfweld is connected to a plurality of drill teeths and gauge teeth on the complex drill bit road wing that connects on the described drill body, and the Inlaid scarfweld is connected to a plurality of drill teeths on the described bradawl head complex bradawl slubbing wing.
The concavo-convex combination nozzle that is provided with geometric form and non-geometric form at described drill bit top.
The gauge teeth that described drill bit afterbody side has the spiral composite non-linear to arrange.
Road, described drill bit top wing number minute odd and even number is arranged and is divided straight line and helical pattern.
A kind of sapphire spiral complex list nozzle sprays cutting deep-well Drilling bore bit, the first end of the screwed connection of this Drilling bore bit is connected with drilling rod, the other end is connected with the conveyor screw of drill bit, have tool holder recesses on the described conveyor screw, special character of the present utility model is that described conveyor screw is connected with drill body, described drill body respectively with the complex drill bit road wing, single nozzle connects, the bradawl head that described drill body inner chamber creeps in advance by being threaded one connects, be connected with the center trace wing on the described little drill bit, the Inlaid scarfweld is connected to a plurality of drill teeths and gauge teeth on the complex drill bit road wing that connects on the described drill body, and the Inlaid scarfweld is connected to a plurality of drill teeths on the complex bradawl slubbing wing that connects on the described little drill bit.
The gauge teeth that described drill bit afterbody side has the spiral composite non-linear to arrange.
Road, described drill bit top wing number minute odd and even number is arranged and is divided straight line and helical pattern.The utility model prior art is compared, have simple in structure, easy for installation, stabilization of speed, the lubricated good cooling effect in cross section, it is little to creep into the lifting resistance, big drill sleeve bradawl head, can be incremental in advance, centering is hard above and bore the characteristics that stratum below 3500 meters and complicated layer of gravel, Xuan Wuyan have the power of passing more by force, also has following advantage simultaneously:
1, rate of penetration needs painstakingly to improve the pump pressure of slush pump soon and not.
2, the number of times that makes a trip is few, and drill bit prolongs service time, has improved durability.
3, the mud prop-carrying capacity that is evenly distributed increases drill bit cooling, high lubricating effect.
4, to pass power strong for the limestone of centering soft formation, gravel rock jet impulse.
5, the quartzite at layer depth place, basalt, gravel rock and Peng Telangao, hardness rock stratum have stronger penetration power over the ground, are applicable to the drilling well industry.
Description of drawings
Fig. 1 sprays cutting deep-well opening bit broken section structural representation for the combination nozzle;
Fig. 2 is the structural representation of looking up of Fig. 1;
Fig. 3 is that single nozzle sprays cutting deep-well Drilling bore bit broken section structural representation;
Fig. 4 is the structural representation of looking up of Fig. 3.
The specific embodiment
Accompanying drawing is embodiment of the present utility model.
Below in conjunction with accompanying drawing summary of the invention is described further:
With reference to Fig. 1, shown in Figure 2, a kind of sapphire spiral complex combination nozzle sprays cutting deep-well opening bit, the screwed connection of this Drilling bore bit 1 one end are connected with drilling rod, the other end is connected with the conveyor screw 2 of drill bit, have tool holder recesses 9 on the described conveyor screw 2, described conveyor screw 2 is connected with drill body 4, described drill body 4 respectively with the complex drill bit road wing 5, at least six combination nozzles 10 connect, the bradawl head 6 of described drill body 4 inner chambers by being threaded one and creeping in advance, described bradawl head 6 centers have the nozzle 7 and the bradawl slubbing wing 8 of fixedlying connected, the Inlaid scarfweld is connected to a plurality of drill teeths 3 and gauge teeth 3-1 on the complex drill bit road wing 5 that connects on the described drill body 4, and the Inlaid scarfweld is connected to a plurality of drill teeth 3-2 on the described bradawl head 6 complex bradawl slubbing wings 8.
The concavo-convex combination nozzle that is provided with geometric form and non-geometric form at described drill bit top.
The gauge teeth that described drill bit afterbody side has the spiral composite non-linear to arrange.
Road, described drill bit top wing number minute odd and even number is arranged and is divided straight line and helical pattern.
A kind of sapphire spiral complex list nozzle sprays cutting deep-well Drilling bore bit, the screwed connection of this Drilling bore bit 1 one end are connected with drilling rod, the other end is connected with the conveyor screw 17 of drill bit, have tool holder recesses 12 on the described conveyor screw 17, described conveyor screw 17 is connected with drill body 16, described drill body 16 respectively with the complex drill bit road wing 14, single nozzle 15 connects, the bradawl head 18 that described drill body 16 inner chambers creep in advance by being threaded one connects, be connected with the center trace wing 19 on the described bradawl head 18, the Inlaid scarfweld is connected to a plurality of drill teeth 14-1 and gauge teeth 14-2 on the complex drill bit road wing 14 that connects on the described drill body 6, and the Inlaid scarfweld is connected to a plurality of drill teeth 19-1 on the complex bradawl slubbing wing 19 that connects on the described bradawl head 18.
The gauge teeth that described drill bit afterbody side has the spiral composite non-linear to arrange.
Road, described drill bit top wing number minute odd and even number is arranged and is divided straight line and helical pattern.
In sum, be inserted in a little drill bit that creeps in advance in the big drill bit of the present utility model, because the little drill bit that creeps in advance is at first to stratum creeping among a small circle, the area that creeps into is little, the pressure of the drill that needs is little, do not need painstakingly to improve the pump pressure of slush pump, because the The Small Well that creeps into is in advance arranged, immediately following with big drill bit actual be that The Small Well is expanded well, thereby the number of times that guaranteed to make a trip is few, prolonged drill bit service time, improved durability, because drill bit design has combination nozzle high-pressure injection cutting function, mud is evenly distributed again, prop-carrying capacity increases, the drill bit cooling, high lubricating effect, the limestone of centering soft formation, the gravel rock adopts fluidics, and it is strong that power is passed in the impact on stratum, the quartzite at layer depth place over the ground, basalt, gravel rock and Peng Telangao, the hardness rock stratum has stronger penetration power, repeats to repair in the use at drill bit simultaneously also can play a positive role.
Claims (7)
1. a sapphire spiral complex nozzle sprays cutting deep-well Drilling bore bit, screwed connection head (1) one end of this Drilling bore bit is connected with drilling rod, the other end is connected with the conveyor screw (2) of drill bit, have tool holder recesses (9) on the described conveyor screw (2), it is characterized in that described conveyor screw (2) is connected with drill body (4), described drill body (4) respectively with the complex drill bit road wing (5), at least six combination nozzles (10) connect, the little drill bit (6) that described drill body (4) inner chamber creeps in advance by being threaded one, described little drill bit (6) center has the nozzle (7) and the bradawl slubbing wing (8) of fixedlying connected, the complex drill bit road wing (5) that described drill body (4) upward connects is gone up the Inlaid scarfweld and is connected to a plurality of drill teeths (3) and gauge teeth (3-1), and described little drill bit (6) the complex bradawl slubbing wing (8) is gone up the Inlaid scarfweld and is connected to a plurality of drill teeths (3-2).
2. the described a kind of sapphire spiral complex nozzle of root a tree name claim 1 sprays cutting deep-well Drilling bore bit, it is characterized in that the concavo-convex combination nozzle that is provided with geometric form and non-geometric form at described drill bit top.
3. the described a kind of sapphire spiral complex nozzle of root a tree name claim 1 sprays cutting deep-well Drilling bore bit, it is characterized in that the gauge teeth that described drill bit afterbody side has the spiral composite non-linear to arrange.
4. the described a kind of sapphire spiral complex nozzle of root a tree name claim 1 sprays cutting deep-well Drilling bore bit, it is characterized in that road, described drill bit top wing number minute odd and even number, arranges and divides straight line and helical pattern.
5. a sapphire spiral complex nozzle sprays cutting deep-well Drilling bore bit, screwed connection head (11) one ends of this Drilling bore bit are connected with drilling rod, the other end is connected with the conveyor screw (17) of drill bit, have tool holder recesses (12) on the described conveyor screw (17), it is characterized in that described conveyor screw (17) is connected with drill body (16), described drill body (16) respectively with the complex drill bit road wing (14), single nozzle (15) connects, the little drill bit (18) that described drill body (16) inner chamber creeps in advance by being threaded one connects, be connected with the center trace wing (19) on the described little drill bit (18), the complex drill bit road wing (14) that described drill body (6) upward connects is gone up the Inlaid scarfweld and is connected to a plurality of drill teeths (14-1) and gauge teeth (14-2), and the complex bradawl slubbing wing (19) that described little drill bit (18) upward connects upward Inlaid scarfweld is connected to a plurality of drill teeths (19-1).
6. the described a kind of sapphire spiral complex nozzle of root a tree name claim 5 sprays cutting deep-well Drilling bore bit, it is characterized in that the gauge teeth that described drill bit afterbody side has the spiral composite non-linear to arrange.
7. the described a kind of sapphire spiral complex nozzle of root a tree name claim 5 sprays cutting deep-well Drilling bore bit, it is characterized in that road, described drill bit top wing number minute odd and even number, arranges and divides straight line and helical pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206430744U CN201943585U (en) | 2010-12-01 | 2010-12-01 | Sapphire helical composite jet-nozzle jet-cutting deep well drilling bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206430744U CN201943585U (en) | 2010-12-01 | 2010-12-01 | Sapphire helical composite jet-nozzle jet-cutting deep well drilling bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201943585U true CN201943585U (en) | 2011-08-24 |
Family
ID=44470934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206430744U Expired - Fee Related CN201943585U (en) | 2010-12-01 | 2010-12-01 | Sapphire helical composite jet-nozzle jet-cutting deep well drilling bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201943585U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110218A (en) * | 2014-07-30 | 2014-10-22 | 淮南市利升工贸有限责任公司 | Three wing drill bit |
| CN105422008A (en) * | 2015-12-08 | 2016-03-23 | 大庆天瑞机械制造有限公司 | Initiatively-guiding chipping-discharging type polycrystalline diamond compact bit |
| CN105525878A (en) * | 2015-12-08 | 2016-04-27 | 大庆天瑞机械制造有限公司 | Five-blade polycrystalline diamond compact bit |
| CN106761417A (en) * | 2016-03-25 | 2017-05-31 | 泉州臻美智能科技有限公司 | A kind of double speed for boring deep-well becomes twist-drill head |
| CN106761418A (en) * | 2016-03-25 | 2017-05-31 | 泉州臻美智能科技有限公司 | A kind of three fast drill bits for boring deep-well |
| CN106837174A (en) * | 2016-03-25 | 2017-06-13 | 泉州臻美智能科技有限公司 | A kind of brill deep-well executing agency with drill string for becoming twist-drill head based on double speed |
| CN106837175A (en) * | 2016-04-22 | 2017-06-13 | 泉州臻美智能科技有限公司 | A kind of directed drilling executing agency for being based on three fast drill bits |
| CN106939762A (en) * | 2016-04-18 | 2017-07-11 | 泉州臻美智能科技有限公司 | A kind of brill deep-well underground platform of independence energy supply |
-
2010
- 2010-12-01 CN CN2010206430744U patent/CN201943585U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110218A (en) * | 2014-07-30 | 2014-10-22 | 淮南市利升工贸有限责任公司 | Three wing drill bit |
| CN105422008A (en) * | 2015-12-08 | 2016-03-23 | 大庆天瑞机械制造有限公司 | Initiatively-guiding chipping-discharging type polycrystalline diamond compact bit |
| CN105525878A (en) * | 2015-12-08 | 2016-04-27 | 大庆天瑞机械制造有限公司 | Five-blade polycrystalline diamond compact bit |
| CN105525878B (en) * | 2015-12-08 | 2017-09-22 | 大庆天瑞机械制造有限公司 | Five wing polycrystalline diamond compact bits |
| CN106761417A (en) * | 2016-03-25 | 2017-05-31 | 泉州臻美智能科技有限公司 | A kind of double speed for boring deep-well becomes twist-drill head |
| CN106761418A (en) * | 2016-03-25 | 2017-05-31 | 泉州臻美智能科技有限公司 | A kind of three fast drill bits for boring deep-well |
| CN106837174A (en) * | 2016-03-25 | 2017-06-13 | 泉州臻美智能科技有限公司 | A kind of brill deep-well executing agency with drill string for becoming twist-drill head based on double speed |
| CN106761418B (en) * | 2016-03-25 | 2018-10-30 | 徐州市光荣铸造有限公司 | A kind of three fast drill bits for boring deep-well |
| CN106761417B (en) * | 2016-03-25 | 2018-11-16 | 扬州智创企业运营管理服务有限公司 | A kind of double speed change twist-drill head for boring deep-well |
| CN106939762A (en) * | 2016-04-18 | 2017-07-11 | 泉州臻美智能科技有限公司 | A kind of brill deep-well underground platform of independence energy supply |
| CN106837175A (en) * | 2016-04-22 | 2017-06-13 | 泉州臻美智能科技有限公司 | A kind of directed drilling executing agency for being based on three fast drill bits |
| CN106837175B (en) * | 2016-04-22 | 2018-12-21 | 绍兴市亿跃智能科技有限公司 | A kind of directed drilling executing agency based on three fast drill bits |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110824 Termination date: 20181201 |