CN112065266A - Screw drilling tool for petroleum drilling - Google Patents
Screw drilling tool for petroleum drilling Download PDFInfo
- Publication number
- CN112065266A CN112065266A CN202010839109.XA CN202010839109A CN112065266A CN 112065266 A CN112065266 A CN 112065266A CN 202010839109 A CN202010839109 A CN 202010839109A CN 112065266 A CN112065266 A CN 112065266A
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- Prior art keywords
- screw
- frame
- bar
- support
- end wall
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/02—Fluid rotary type drives
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B12/00—Accessories for drilling tools
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
Abstract
The invention discloses a screw drill for petroleum drilling, which relates to the field of petroleum drills and comprises a machine plate and a screw drill body, wherein a support mounting plate is arranged in the middle of the lower end of the machine plate, a support frame is uniformly hinged to the lower end of the support mounting plate, a limiting frame is arranged right below the support mounting plate, supporting connecting rods are respectively hinged between the limiting frame and the support frame, an adjustable auxiliary supporting assembly is arranged between the machine plate and the support frame and comprises a strip-shaped groove, a first screw rod, a strip-shaped sliding block, a first transmission gear, a first annular driving frame and a stress connecting rod, and a buffering assembly is arranged on the limiting frame and comprises a strip-shaped through hole, a second screw rod, a strip-shaped sliding seat, a force adjusting plate, a spring, a second transmission gear and a second annular driving frame. The screw drilling tool can realize the limiting operation of the self position, has the cushioning function and is convenient to use.
Description
Technical Field
The invention relates to the field of petroleum drilling tools, in particular to a screw drilling tool for petroleum drilling.
Background
The screw drilling tool is a positive displacement downhole power drilling tool which takes drilling fluid as power and converts liquid pressure energy into mechanical energy. The screw drilling tool has a limit problem when in use, and usually an auxiliary limit device is needed to realize the limit operation of the position of the screw drilling tool. In the prior art, the structural design of the auxiliary limiting device of the screw drilling tool is complex, the cost is high, the operation is inconvenient, and the limit supporting force which can be realized can not be effectively guaranteed. The screw drilling tool can produce violent vibrations when the work is used, the violent vibrations of screw drilling tool can drive the violent vibrations of supplementary stop device rather than the cooperation use, and the violent vibrations of supplementary stop device not only can cause the trouble to its operating personnel, influences the work of screw drilling tool and uses, still can lead to the fact destruction to its self. Therefore, a new solution is now needed.
Disclosure of Invention
In order to solve the problems, the invention discloses a screw drilling tool for petroleum drilling, which realizes the position limitation of the screw drilling tool by arranging an auxiliary limiting mechanism, and the auxiliary limiting mechanism has simple structure, low cost and convenient operation, so that the limiting support force of the screw drilling tool is greatly improved. The auxiliary limiting mechanism has a cushioning function, so that the damage to the auxiliary limiting mechanism caused by the violent vibration of the screw drill can be greatly reduced while the screw drill is convenient to work and use.
In order to achieve the above purpose, the invention provides the following technical scheme: a screw drill for petroleum drilling comprises a machine plate and a screw drill body arranged below the machine plate, wherein a support mounting plate is fixedly arranged in the middle of the lower end of the machine plate, a support frame is uniformly hinged at the edge of the lower end of the support mounting plate in an equal radian manner, a limiting frame is arranged below the position of the support mounting plate, a support connecting rod is respectively hinged between the edge of the lower end of the limiting frame and the support frame, an adjustable auxiliary support assembly is arranged between the machine plate and the support frame, the adjustable auxiliary support assembly comprises a strip-shaped groove, a first screw rod and a strip-shaped sliding block, a first transmission gear, a first annular driving frame and a stress connecting rod, the first annular driving frame and the strip-shaped sliding block are movably arranged at the edge of the upper end of the machine plate, the first transmission gear is respectively sleeved at the outer part of one end of the first screw rod in the length direction, and the stress connecting rod is respectively hinged, be equipped with the buffering subassembly on the spacing frame, the buffering subassembly includes second lead screw and bar slide, bar slide and bar opening length direction inner end wall that all are equipped with between equal division of equal radian on the spacing frame in the bar opening, the bar opening length direction between the end wall equally divide the accent force plate that do not are equipped with, between accent force plate and the bar slide equally divide the spring that do not are equipped with, second lead screw length direction one end outside equally divide the second drive gear that do not overlap and the second annular drive frame that spacing frame upper end edge activity was equipped with.
As an improvement of the invention, the machine plate, the support mounting plate and the limiting frame are all arranged into a disc shape, the central part of the limiting frame is provided with a round opening, the screw drill body is vertically and movably arranged by penetrating through the round opening, the top end of the screw drill body is externally sleeved with an annular positioning frame, the outer circumferential end wall of the outer side of the annular positioning frame is uniformly provided with outer thread grooves, the middle part of the lower single part of the support mounting plate is provided with a circular groove, the inner side end wall of the circular groove is uniformly provided with inner thread grooves, the outer thread grooves and the inner thread grooves are mutually meshed, the number of the support frames is more than three, the strip-shaped grooves are arranged corresponding to the positions of the support frames, the strip-shaped grooves are arranged along the radius direction of the cross section of the machine plate, the first screw rods are movably arranged by penetrating through the strip-shaped sliding blocks, and first screw rod transmission components are respectively arranged between the inner, the end part of one side end of the position, corresponding to the outer circumferential end wall of the machine plate, of the first screw rod movably penetrates through the end wall in the strip-shaped groove to extend out, the outer portion of the extending end of the first screw rod is respectively sleeved with the first transmission gear, the first transmission gears are bevel gears, first transmission tooth grooves are uniformly formed in the outer end wall of the first annular driving frame in an equal radian mode, and the first transmission tooth grooves are meshed with the gear teeth outside the first transmission gears. The number of the supporting frames is preferably three, the first screw rod transmission assembly and the second screw rod transmission assembly are designed by adopting the existing screw rod transmission principle technology, and the first annular driving frame can rotate circularly and freely.
As an improvement of the invention, the end wall of one side end of the support frame corresponding to the position of the limit frame is respectively provided with a sliding groove, the sliding grooves are all arranged along the length direction of the support frame, sliding blocks are arranged in the sliding grooves, the support connecting rods are respectively hinged between the lower end of the strip-shaped sliding seat and the sliding blocks, the sliding blocks are respectively provided with a positioning screw hole in the direction vertical to the position direction of the end wall in the sliding grooves, and the positioning screw holes are respectively screwed with positioning screws. The end parts of the non-screwed ends of the positioning screws are respectively sleeved on the manual frame.
As an improvement of the invention, the strip-shaped through holes are respectively arranged corresponding to the positions of the supporting frames, the strip-shaped through holes are all arranged along the radial direction of the outer end of the cross section of the limiting frame, the second screw rods are all movably arranged through the force adjusting plate and the strip-shaped sliding seat, second screw rod transmission components are respectively arranged between the inner end wall of the movable penetrating part of the force adjusting plate and the outer part of the second screw rod, the springs are all sleeved outside the second screw rod, the end part of one side end of the second screw rod, which corresponds to the outer end wall of the limiting frame, is movably penetrated through the inner end wall of the strip-shaped through hole to extend out, the outsides of the extending ends of the second screw rods are respectively sleeved with a second transmission gear which is a bevel gear, second transmission tooth grooves are uniformly formed in the circumferential end wall on the outer side of the second annular driving frame in an equal radian mode, and gear teeth outside the second transmission gear are meshed with the second transmission tooth grooves. The rotation of the second screw rod can drive the force adjusting plates to move in the opposite direction or the opposite direction through the second screw rod transmission assembly, and the second annular driving frame can freely rotate in a circumferential mode.
Compared with the prior art, the invention has the following advantages: this screw rod drilling tool passes through support frame, adjustable auxiliary stay subassembly, support connecting rod and spacing can realize the spacing of self position, and equipment overall structure is simple, and is with low costs, the operation of being convenient for screw rod drilling tool's spacing support dynamics is promoted greatly. The buffering subassembly that is equipped with makes this screw rod drilling tool wholly have the bradyseism function, when the screw rod drilling tool work of being convenient for is used, can also greatly reduced screw rod drilling tool self acutely shake the destruction to assisting spacing mechanism. The buffering subassembly that is equipped with can also realize the regulation and control of buffering dynamics for screw drilling tool equipment whole working range enlarges.
Drawings
FIG. 1 is a schematic view of the overall structure of a screw drill for oil drilling according to the present invention;
FIG. 2 is a partial structural view of the buffer assembly;
list of reference numerals: 1. a machine plate; 2. a screw drill body; 3. a bracket mounting plate; 4. a support frame; 5. a limiting frame; 6. a support link; 7. an adjustable auxiliary support assembly; 8. a strip-shaped groove; 9. a first lead screw; 10. a bar-shaped slider; 11. a first drive gear; 12. a first annular drive frame; 13. a stressed connecting rod; 14. a buffer assembly; 15. a strip-shaped through opening; 16. a second lead screw; 17. a strip-shaped slide carriage; 18. force adjusting plates; 19. a spring; 20. a second transmission gear; 21. a second annular driving frame; 22. an annular positioning frame; 23. a sliding groove; 24. a slider; 25. and (5) positioning the screw.
Detailed Description
Example 1: referring to fig. 1 and 2, the screw drill for oil drilling provided by the invention is described, which comprises a machine plate 1 and a screw drill body 2 arranged below the machine plate 1, wherein a support mounting plate 3 is fixedly arranged in the middle of the lower end of the machine plate 1, a support frame 4 is uniformly hinged at the lower end edge of the support mounting plate 3 in an equal radian manner, a limit frame 5 is arranged under the support mounting plate 3, support connecting rods 6 are respectively hinged between the lower end edge of the limit frame 5 and the support frame 4, an adjustable auxiliary support assembly 7 is arranged between the machine plate 1 and the support frame 4, and the adjustable auxiliary support assembly 7 comprises a strip-shaped groove 8, a first screw rod 9, a strip-shaped sliding block 10, a second screw rod 9 and a second screw rod sliding block 10 which are uniformly arranged at equal radians and are arranged at, First drive gear 11 that do not overlap is equallyd divide to 9 length direction one end outsides of first lead screw 12 and bar slider 10 of first annular drive frame that 1 upper end edge of machine board activity was equipped with and the atress connecting rod 13 that do not articulated was equipped with is equallyd divide between support frame 4, be equipped with buffering subassembly 14 on the spacing frame 5, buffering subassembly 14 includes the equal radian second lead screw 16 and the bar slide 17 that all were equipped with in bar opening 15, the bar opening 15 that divide equally on the spacing frame 5, bar slide 17 and bar opening 15 length direction between the end wall equally divide the power modulation board 18 that do not are equipped with between power modulation board 18 and the bar slide 17, equally divide the second drive gear 20 that do not overlap and the second annular drive frame 21 that the activity of edge was equipped with on the spacing frame 5.
Example 2: referring to fig. 1, a screw drill for oil drilling according to the present invention will be described, in which the machine plate 1, the support mounting plate 3, and the retainer 5 are all formed in a disc shape, a circular opening is formed in the center of the retainer 5, the screw drill body 2 is vertically movably disposed through the circular opening, the top end of the screw drill body 2 is externally sleeved with an annular retainer 22, the outer circumferential end wall of the annular retainer 22 is uniformly provided with an outer thread groove, the lower single middle portion of the support mounting plate 3 is provided with a circular groove, the inner end wall of the circular groove is uniformly provided with an inner thread groove, the outer thread groove and the inner thread groove are engaged with each other, the number of the support frames 4 is three or more, the strip-shaped grooves 8 are formed corresponding to the positions of the support frames 4, the strip-shaped grooves 8 are formed along the radial direction of the cross section of the machine plate 1, and the first lead screws 9 are movably disposed through the strip-shaped, the bar-shaped sliding block 10 is movably penetrated through an inner end wall of a position and is uniformly provided with a first screw rod transmission assembly between the outside of the first screw rod 9, the first screw rod 9 corresponds to one end of the end wall of the circumference of the outer side of the machine plate 1, the end part of one end of the outer side of the machine plate is movably penetrated through, the end wall of the inner end of the bar-shaped groove 8 extends out, the extending end of the first screw rod 9 is uniformly sleeved with the first transmission gear 11, the first transmission gear 11 is a bevel gear, first transmission tooth grooves are uniformly formed in the end wall of the outer side of the first annular driving frame 12 in an equal radian mode, and the first transmission tooth grooves are meshed with.
Example 3: referring to fig. 1, a screw drill for petroleum drilling according to the present invention is now described, wherein end walls of one side end of the support frame 4 corresponding to the position of the limiting frame 5 are respectively provided with a sliding groove 23, the sliding grooves 23 are all formed along the length direction of the support frame 4, sliding blocks 24 are respectively disposed in the sliding grooves 23, the support connecting rods 6 are respectively hinged between the lower ends of the bar-shaped sliding seats 17 and the sliding blocks 24, the sliding blocks 24 are respectively provided with positioning screw holes in the direction perpendicular to the end wall of the bottom in the sliding grooves 23, and the positioning screws 25 are respectively screwed into the positioning screw holes.
Example 4: referring to fig. 1 and 2, a screw drill for oil drilling according to the present invention is now described, wherein the strip through holes 15 are respectively formed at positions corresponding to the support frames 4, the strip through holes 15 are respectively formed along the radial direction of the outer end of the cross section of the stop frame 5, the second screws 16 are respectively movably arranged through the force adjusting plate 18 and the strip slide carriage 17, a second screw transmission assembly is respectively arranged between the inner end wall of the movably penetrating position of the force adjusting plate 18 and the outer portion of the second screw 16, the springs 19 are respectively sleeved outside the second screws 16, the end portion of one side end of the second screw 16 corresponding to the outer end wall of the stop frame 5 is respectively movably arranged through the inner end wall of the strip through holes 15, the outer portion of the extending end of the second screw 16 is respectively sleeved with the second transmission gear 20, the second transmission gears 20 are bevel gears, and second transmission tooth grooves are uniformly formed on the outer circumferential end wall of the second annular drive frame 21 at equal radian, the gear teeth outside the second transmission gear 20 are engaged with the second transmission tooth grooves.
The invention can also combine at least one of the technical characteristics described in the embodiments 2, 3 and 4 with the embodiment 1 to form a new embodiment.
The working principle is as follows: the support frame is used for the holistic position of screw rod drilling tool equipment to support, and the round mouth setting on the spacing is run through in the activity of screw rod drilling tool body realizes the spacing operation of screw rod drilling tool body position. The adjustable auxiliary supporting assembly can be used for adjusting the opening angle of the supporting frame. The first annular driving frame is manually rotated, the first screw rod can be driven to rotate through the meshing transmission of the first transmission tooth socket and the gear teeth outside the first transmission gear in the rotation of the first annular driving frame, the bar-shaped sliding block can be driven to reciprocate along the length direction of the bar-shaped groove through the first screw rod transmission assembly in the rotation of the first screw rod, the movement of the bar-shaped sliding block can realize the regulation and control of the opening angle of the supporting frame through the stress connecting rod, and the folding and unfolding integration of the supporting frame is facilitated. The screw drill body is meshed with the internal thread groove in the circular groove through the external thread groove outside the annular positioning frame, and the stable placement of the position of the screw drill body can be realized. The supporting connecting rod is arranged for supporting the limiting frame. The manual frame of manual rotation can drive set screw and rotate, and the set screw is constantly twisted out from the set screw and can realize the freedom of sliding block position. The sliding block is artificial to regulate and control the position thereof, the height of the position of the limiting frame can be regulated and controlled, and then the manual frame is manually rotated to drive the positioning screw to rotate, so that the positioning screw is continuously screwed into the positioning screw hole, the position of the sliding block can be stabilized, and the position of the limiting frame can be stabilized. The screw rod drilling tool body can produce violent vibrations when the work is used, and the vibrations that the screw rod drilling tool body during operation produced can drive spacing vibrations, and the vibrations of spacing can drive the support frame vibrations through the brace rod, nevertheless because the bar slide can freely slide and the setting of its position both sides spring along bar shape opening length direction, can realize fine buffering and unload the power effect to the shaking force that greatly reduced support frame received. The buffering subassembly that is equipped with when being used for the bradyseism, can also realize the regulation and control of buffering dynamics. The second annular driving frame is manually rotated, the second annular driving frame can be driven to rotate through the meshing transmission of the second transmission tooth socket and the second transmission gear, the second screw rod can be driven to move in the opposite direction or the opposite direction through the second screw rod transmission assembly, the force adjusting plates in the same strip-shaped through hole can be driven to move in the opposite direction or the opposite direction, and therefore the adjustment and control of the compression amount of the spring between the force adjusting plate and the strip-shaped sliding seat are achieved, and the adjustment and control of the buffering force are achieved.
The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.
Claims (4)
1. The screw drill for petroleum drilling comprises a machine plate (1) and a screw drill body (2) arranged below the position of the machine plate (1), and is characterized in that a support mounting plate (3) is fixedly arranged in the middle of the lower end of the machine plate (1), a support frame (4) is uniformly hinged to the lower end edge of the support mounting plate (3) at equal radian, a limit frame (5) is arranged under the position of the support mounting plate (3), a support connecting rod (6) is respectively hinged to the lower end edge of the limit frame (5) and the support frame (4), an adjustable auxiliary support assembly (7) is arranged between the machine plate (1) and the support frame (4), the adjustable auxiliary support assembly (7) comprises a strip-shaped groove (8) which is uniformly formed at the position side of the support mounting plate (3) at equal radian, and a strip-shaped groove (8) is formed at the position side of the support, First lead screw (9) and bar slider (10), first lead screw (9) that all are equipped with in bar recess (8) and the outside first drive gear (11) of equalling divide respectively that overlap of length direction one end first annular drive frame (12) and bar slider (10) that board (1) upper end edge activity was equipped with between support frame (4) equally divide the atress connecting rod (13) that do not articulated to be equipped with, be equipped with on spacing (5) buffering subassembly (14), buffering subassembly (14) include on spacing (5) equal radian bar opening (15) that evenly open have in bar opening (15), bar opening (15) equally divide between the interior end wall of force modulation board (18), the force modulation board (18) that do not are equipped with and bar slide (17) between equal divide spring (19) that do not be equipped with between equal between force modulation board (18) and the bar slide (17), A second transmission gear (20) and a second annular driving frame (21) are respectively sleeved outside one end of the second screw rod (16) in the length direction, and the edge of the upper end of the limiting frame (5) is movably arranged.
2. The screw drill for oil drilling according to claim 1, wherein: the machine plate (1), the support mounting plate (3) and the limiting frame (5) are all designed into a disc shape, a round opening is formed in the central part of the limiting frame (5), the screw drilling tool body (2) vertically penetrates through the round opening, an annular positioning frame (22) is sleeved outside the top end of the screw drilling tool body (2), outer thread grooves are uniformly formed in the end wall of the circumference of the outer side of the annular positioning frame (22), a circular groove is formed in the middle of the lower single part of the support mounting plate (3), inner thread grooves are uniformly formed in the end wall of the inner side of the circular groove, the outer thread grooves and the inner thread grooves are meshed with each other, the number of the support frames (4) is more than three, the bar-shaped grooves (8) are all formed corresponding to the positions of the support frames (4), the bar-shaped grooves (8) are all formed in the radial direction of the cross section of the machine plate (1), and the first lead screws (9) movably penetrate through the bar, bar slider (10) activity run through in the department end wall with it does not be equipped with a screw drive subassembly equally to divide between first lead screw (9) the outside, first lead screw (9) correspond a side end portion of inboard (1) outside circumference end wall position is all actively run through the end wall stretches out in bar recess (8), first lead screw (9) stretch out the end outside and equally divide do not overlap and have first transmission gear (11), first transmission gear (11) are bevel gear, the equal division of isoplanar degree has first transmission tooth's socket on first annular drive frame (12) outside end wall, first transmission tooth's socket with the meshing between the teeth of a cogwheel of first transmission gear (11) outside each other.
3. The screw drill for oil drilling according to claim 1, wherein: support frame (4) correspond it has respectively opened sliding tray (23) to divide equally on the end wall of spacing (5) position one side, sliding tray (23) are all followed support frame (4) length direction sets up, sliding block (24) have all been put in sliding tray (23), bar slide (17) lower extreme with it is articulated respectively to divide equally between sliding block (24) is equipped with support connecting rod (6), on sliding block (24) and perpendicular it has respectively opened the location screw to divide equally in sliding tray (23) end wall position direction, it has set screw (25) to equally divide respectively to twist in the location screw.
4. The screw drill for oil drilling according to claim 1, wherein: the bar-shaped through holes (15) are equally divided into equal parts corresponding to the position of the support frame (4), the bar-shaped through holes (15) are arranged along the radius direction of the outer end of the cross section of the limit frame (5), the second screw rods (16) are arranged in a manner of being movably penetrated through the force adjusting plate (18) and the bar-shaped sliding seat (17), a second screw rod transmission assembly is arranged between the end wall of the movable penetrating position of the force adjusting plate (18) and the outside of the second screw rods (16), the springs (19) are all sleeved outside the second screw rods (16), the end part of one side end of the position of the outer side end wall of the limit frame (5) is movably penetrated through the inner end wall of the bar-shaped through holes (15) and extends out, the outer part of the extending end of the second screw rods (16) is equally divided into equal parts which the second transmission gears (20) are sleeved, the second transmission gears (20) are bevel gears, and second transmission tooth grooves are evenly arranged on the end wall of the outer, and the gear teeth outside the second transmission gear (20) are meshed with the second transmission tooth groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010839109.XA CN112065266B (en) | 2020-08-19 | 2020-08-19 | Screw drilling tool for petroleum drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010839109.XA CN112065266B (en) | 2020-08-19 | 2020-08-19 | Screw drilling tool for petroleum drilling |
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| Publication Number | Publication Date |
|---|---|
| CN112065266A true CN112065266A (en) | 2020-12-11 |
| CN112065266B CN112065266B (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010839109.XA Active CN112065266B (en) | 2020-08-19 | 2020-08-19 | Screw drilling tool for petroleum drilling |
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| Country | Link |
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| CN (1) | CN112065266B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4260030A (en) * | 1979-06-18 | 1981-04-07 | Engineering Enterprises, Inc. | Well tool |
| CN208073356U (en) * | 2018-04-03 | 2018-11-09 | 天津市滨海新区港田石油机械制造有限公司 | A kind of inclined shaft is combined with helicoid hydraulic motor |
| CN209040763U (en) * | 2018-12-03 | 2019-06-28 | 青岛前沿机械有限公司 | A kind of oil drilling machine helicoid hydraulic motor |
| CN209339839U (en) * | 2018-12-25 | 2019-09-03 | 浙江省普陀地基基础工程有限公司 | Spiral drill with level monitoring |
| CN211260227U (en) * | 2019-12-19 | 2020-08-14 | 方圆检测技术(海南)有限公司 | Highly be convenient for environmental detection sampling support frame of adjusting |
-
2020
- 2020-08-19 CN CN202010839109.XA patent/CN112065266B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4260030A (en) * | 1979-06-18 | 1981-04-07 | Engineering Enterprises, Inc. | Well tool |
| CN208073356U (en) * | 2018-04-03 | 2018-11-09 | 天津市滨海新区港田石油机械制造有限公司 | A kind of inclined shaft is combined with helicoid hydraulic motor |
| CN209040763U (en) * | 2018-12-03 | 2019-06-28 | 青岛前沿机械有限公司 | A kind of oil drilling machine helicoid hydraulic motor |
| CN209339839U (en) * | 2018-12-25 | 2019-09-03 | 浙江省普陀地基基础工程有限公司 | Spiral drill with level monitoring |
| CN211260227U (en) * | 2019-12-19 | 2020-08-14 | 方圆检测技术(海南)有限公司 | Highly be convenient for environmental detection sampling support frame of adjusting |
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|---|---|
| CN112065266B (en) | 2021-08-13 |
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Denomination of invention: A screw drill for oil drilling Effective date of registration: 20220704 Granted publication date: 20210813 Pledgee: Bank of Jiangsu Co.,Ltd. Yancheng branch Pledgor: YANCHENG XINYONGJIA PETROLEUM MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2022320000333 |
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