CN114233204A - Drilling and pumping integrated gas drill rod structure - Google Patents
Drilling and pumping integrated gas drill rod structure Download PDFInfo
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- CN114233204A CN114233204A CN202111493080.5A CN202111493080A CN114233204A CN 114233204 A CN114233204 A CN 114233204A CN 202111493080 A CN202111493080 A CN 202111493080A CN 114233204 A CN114233204 A CN 114233204A
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- 238000005553 drilling Methods 0.000 title claims abstract description 27
- 238000005086 pumping Methods 0.000 title abstract description 8
- 210000001503 joint Anatomy 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 238000003466 welding Methods 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 2
- 239000003245 coal Substances 0.000 abstract description 12
- 238000004140 cleaning Methods 0.000 description 15
- 230000002457 bidirectional effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/006—Accessories for drilling pipes, e.g. cleaners
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/12—Valve arrangements for boreholes or wells in wells operated by movement of casings or tubings
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/006—Production of coal-bed methane
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of coal mine gas, and discloses a drilling and pumping integrated gas drill rod structure. When this bore and take out integral type gas drilling rod structure uses, rotate through setting up square shell and square piece butt joint back to drive the dwang and rotate, and then the drive threaded rod rotates, finally drives and carries out the vertical motion to the ball that connects, can control the adjustment through the speed of controlling the inner wall clearance of ball and interface channel to gas emission, avoided the phenomenon of gas emergence blowout, the problem that has the potential safety hazard.
Description
Technical Field
The invention relates to the technical field of coal mine gas, in particular to a drilling and pumping integrated gas drill rod structure.
Background
Before coal mining operation under a coal mine, a gas extraction hole needs to be drilled by a drilling machine, gas in a high gas area in a coal seam is extracted in advance, then coal mining operation is carried out, so that the safety of coal mining operation is guaranteed, and when the drilling machine rotates holes, a gas drill rod is generally used for connecting and driving a drill bit to punch the holes.
Common gas drilling rod structure is when using, the thread groove of the awl type of connection usefulness is seted up to the drilling rod top surface, the welding of drilling rod bottom surface has the awl type piece of being connected with the thread groove, exhaust passage has directly been run through at the drilling rod middle part and has been seted up, gas enters into outside gas collection device through the exhaust passage who sets up on the drilling rod under the pressure effect, but the pressure reinforcing of discharging when gas is more in the coal seam, the gas flow rate is too fast, drilling rod simple structure can't control the regulation to the gas flow rate, thereby the phenomenon of gas emergence blowout has been led to, there is the problem of potential safety hazard, can not satisfy the operating requirement of gas drilling rod structure, for this, it takes out integral type gas drilling rod structure to provide a brill.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a drilling and pumping integrated gas drill rod structure, which solves the technical problems in the background art.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a drilling and pumping integrated gas drill rod structure comprises a drill rod body, wherein a conical thread groove is formed in the middle of the upper surface of the drill rod body, a conical thread block is welded in the middle of the upper surface of the drill rod body, the shape of the thread block is matched with the inner cavity of the thread groove, an exhaust channel is formed in the bottom surface of the inner cavity of the thread groove, a separation block is welded on the upper portion of the inner cavity of the exhaust channel, a conical connecting channel is formed in the middle of the upper surface of the separation block, a butt joint ball is arranged in the middle of the inner cavity of the exhaust channel, the upper portion of the outer wall of the butt joint ball is in movable contact with the inner wall of the connecting channel, a ring groove is formed in the upper surface of the drill rod body, a first ring block is movably installed in the middle of the inner cavity of the ring groove through a bearing, a concave square shell is arranged on the inner ring of the first ring block in a sliding mode, and two limiting plates are symmetrically welded on the outer wall of the square shell, two sliding tray have been seted up to the inner chamber symmetry of first annular piece, the outer wall of limiting plate and the inner wall sliding contact of the sliding tray that corresponds, two spacing grooves have been seted up to the top symmetry that the inner chamber of ring channel is located first annular piece, the outer wall of square shell and the inner wall movable contact of the spacing groove that corresponds, the below that the inner chamber bottom surface of ring channel is located the square shell has the dwang through the sealed movable mounting that runs through of bearing, the bottom surface of square shell and the last sliding surface connection of dwang, the bottom surface and the dwang transmission of butt joint ball are connected, the bottom welding of dwang has square piece, the shape adaptation of square piece and square shell.
Preferably, the welding of the bottom surface middle part of square shell has the connecting axle, the spread groove has been seted up to the upper surface of dwang, the outer wall of connecting axle and the inner wall sliding connection of spread groove, the outer wall sliding sleeve of connecting axle is equipped with first compression spring, first compression spring's both ends respectively with the bottom surface of square shell and the last fixed surface of dwang be connected.
Preferably, exhaust passage's inner chamber mid-span welding has the installation pole, the cavity has been seted up at the middle part of installation pole, the inner chamber underrun bearing movable mounting of cavity has the threaded rod, the bottom surface branch of butt joint ball extends to in the inner chamber of cavity, the outer wall of threaded rod and the bottom surface branch threaded connection of butt joint ball, the fixed cover in outer wall lower part of threaded rod is equipped with the worm wheel, there is the worm the inner chamber right side of cavity through bearing movable mounting, the screw thread of worm and the flank of tooth meshing of worm wheel.
Preferably, a driving chamber is formed in the right side of the lower portion of the drill rod body, the right end of the worm extends into an inner cavity of the driving chamber, a main bevel gear is fixedly sleeved on the outer wall of the rotating rod, a secondary bevel gear is welded on the right end face of the worm, and the tooth face of the main bevel gear is meshed with the tooth face of the secondary bevel gear.
Preferably, a support rod is welded at the upper part of an inner cavity of the exhaust passage, an impeller is movably mounted at the bottom surface of the support rod through a bearing, a transmission rod is welded at the middle part of the lower surface of the impeller, a bidirectional spiral groove is formed in the outer wall of the transmission rod, and the bottom end of the transmission rod extends into the inner cavity of the connecting passage.
Preferably, the outer wall activity of transfer line is provided with second annular piece, it has the guide block to articulate in the inner chamber of second annular piece, the outer wall and the inner wall sliding connection of two-way helicla flute of guide block, the outer wall support of second annular piece and exhaust passage's inner wall sliding connection.
Preferably, the outer wall lower part slidable mounting of transfer line has the assembly piece, the upper surface symmetrical welding of assembly piece has two gag lever posts, annular recess has been seted up to the bottom surface of second annular piece, the outer wall of gag lever post and the inner wall sliding contact of recess, the outer wall symmetrical slidable mounting of assembly piece has two extension rods, the one end welding of extension rod has clean piece, the outer wall of clean piece and interface channel's inner wall movable contact.
Preferably, the outer wall of extension rod slides and overlaps and be equipped with second compression spring, second compression spring's both ends respectively with the outer wall of assembly piece and the lateral wall fixed connection of clean piece, clean piece slope sets up, and inclination is unanimous with the inner wall inclination of the interface channel of awl type.
(III) advantageous effects
Compared with the prior art, the invention provides a drilling and pumping integrated gas drill rod structure, which has the following beneficial effects:
1. this bore and take out integral type gas drilling rod structure, through setting up square shell and square piece butt joint back rotation, thereby drive the dwang and rotate, and then drive threaded rod rotates, finally drive and carry out the vertical motion to the ball that connects, can control the adjustment to the speed of gas emission through the inner wall clearance of control butt joint ball and interface channel, the pressure reinforcing of having avoided discharging when gas is more in the coal seam, the gas flow velocity is too fast, drilling rod simple structure can't control the regulation to the gas flow velocity, thereby the phenomenon of gas emergence blowout has been leaded to, there is the problem of potential safety hazard.
2. This bore and take out integral type gas drilling rod structure, negative pressure through setting up the impeller and having strengthened the gas flow velocity and drive the impeller and rotate behind the gas inner chamber through the interface channel, thereby the clean piece of transfer line transmission rotates the clearance to adnexed piece on the inner wall of interface channel under the effect of second compression spring, can drive the clean piece simultaneously and carry out vertical reciprocating motion under the effect of two-way helicla flute and guide block, make the clean piece rotate the inner wall of interface channel when clearing up and carry out vertical height reciprocating motion automatically, fine piece in carrying the coal seam when having avoided the gas to flow produces the jam on the inner wall of interface channel, influence the flow rate of gas, the gas collection efficiency has been leaded to low, there is the problem of potential safety hazard.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top cross-sectional view of the square housing and first annular block of the present invention;
FIG. 3 is an enlarged schematic view of portion A shown in FIG. 1;
FIG. 4 is an enlarged schematic view of portion B shown in FIG. 1;
FIG. 5 is an enlarged schematic view of section C shown in FIG. 1;
FIG. 6 is a schematic top cross-sectional view of a second ring block, guide block and drive link of the present invention;
FIG. 7 is a perspective view of the driving rod and the bidirectional spiral groove of the present invention.
In the figure: 1. a drill rod body; 2. a thread groove; 3. a thread block; 4. an exhaust passage; 5. a separation block; 6. a connecting channel; 7. butting the balls; 8. an annular groove; 9. a first ring block; 10. a square shell; 11. a limiting plate; 12. a sliding groove; 13. a limiting groove; 14. rotating the rod; 15. a square block; 16. a threaded rod; 17. a worm gear; 18. a worm; 19. a main bevel gear; 20. from the bevel gear; 21. an impeller; 22. a transmission rod; 23. a bidirectional spiral groove; 24. a guide block; 25. and (4) cleaning the block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme, in particular to a drilling and pumping integrated gas drill rod structure which comprises a drill rod body 1, a thread groove 2, a thread block 3, an exhaust channel 4, a separation block 5, a connecting channel 6, a butt joint ball 7, an annular groove 8, a first annular block 9, a square shell 10, a limiting plate 11, a sliding groove 12, a limiting groove 13, a rotating rod 14, a square block 15, a threaded rod 16, a worm wheel 17, a worm 18, a main conical gear 19, a slave conical gear 20, an impeller 21, a transmission rod 22, a bidirectional spiral groove 23, a guide block 24 and a cleaning block 25, wherein please refer to fig. 1, the middle part of the upper surface of the drill rod body 1 is provided with the conical thread groove 2, the middle part of the upper surface of the drill rod body 1 is welded with the conical thread block 3, the shape of the thread block 3 is matched with the inner cavity of the thread groove 2, the bottom surface of the inner cavity of the thread groove 2 is provided with the exhaust channel 4, the upper part of the inner cavity of the exhaust channel 4 is welded with the separation block 5, referring to fig. 5, a conical connecting channel 6 is formed in the middle of the upper surface of a separating block 5, a support rod is welded on the upper portion of an inner cavity of an exhaust channel 4, an impeller 21 is movably mounted on the bottom surface of the support rod through a bearing, when gas is exhausted through the conical connecting channel 6, the pressure at the lower portion of the inner cavity of the exhaust channel 4 is higher than the pressure at the upper portion of the inner cavity of the exhaust channel 4, the impeller 21 can be driven to rotate by kinetic energy enhancement generated by increasing the speed of the gas passing through the inner cavity of the connecting channel 6 under the generated negative pressure condition, referring to fig. 7, a transmission rod 22 is welded in the middle of the lower surface of the impeller 21, referring to fig. 6, a bidirectional spiral groove 23 is formed in the outer wall of the transmission rod 22, the bottom end of the transmission rod 22 extends into the inner cavity of the connecting channel 6, a second annular block is movably arranged on the outer wall of the transmission rod 22, a guide block 24 is hinged in the inner cavity of the second annular block, the outer wall of the guide block 24 is connected with the inner wall of the bidirectional spiral groove 23 in a sliding manner, the outer wall bracket of the second annular block is connected with the inner wall of the exhaust channel 4 in a sliding manner, the lower part of the outer wall of the transmission rod 22 is provided with an assembly block in a sliding manner, the upper surface of the assembly block is symmetrically welded with two limiting rods, the bottom surface of the second annular block is provided with an annular groove, the outer wall of each limiting rod is in sliding contact with the inner wall of the groove, the vertical height reciprocating adjustment can be automatically carried out while the cleaning block 25 rotates and cleans the inner wall of the connecting channel 6, the outer wall of the assembly block is symmetrically and slidably provided with two extension rods, one end of each extension rod is welded with a cleaning block 25, the outer wall of each cleaning block 25 is in movable contact with the inner wall of the connecting channel 6, the outer wall of each extension rod is sleeved with a second compression spring in a sliding manner, the two ends of each second compression spring are respectively fixedly connected with the outer wall of the assembly block and the side wall of the cleaning block 25, the cleaning block 25 is arranged in an inclined manner, and the inclination angle is consistent with the inclination angle of the inner wall of the conical connecting channel 6, the cleaning block 25 can be always contacted with the inner wall of the connecting channel 6 under the action of the second compression spring, the cleaning block 25 can be used for rotatably cleaning the inner wall of the connecting channel 6, so that the situation that fine debris in a coal mine layer is attached to the inner wall of the connecting channel 6 to cause blockage and influence on the flowing speed of gas when the gas flows is avoided, potential safety hazards are avoided, the butt joint ball 7 is arranged in the middle of the inner cavity of the exhaust channel 4, the upper part of the outer wall of the butt joint ball 7 is movably contacted with the inner wall of the connecting channel 6, please refer to fig. 2 and 3, the annular groove 8 is formed in the upper surface of the drill rod body 1, the first annular block 9 is movably installed in the middle of the inner cavity of the annular groove 8 through a bearing, the concave square shell 10 is arranged in the inner ring sliding mode of the first annular block 9, the two limiting plates 11 are symmetrically welded on the outer wall of the square shell 10, the inner cavity of the first annular block 9 is symmetrically provided with two sliding grooves 12, the outer wall of the limit plate 11 is in sliding contact with the inner wall of the corresponding sliding groove 12, two limit grooves 13 are symmetrically arranged on the inner cavity of the annular groove 8 above the first annular block 9, the outer wall of the square shell 10 is in movable contact with the inner wall of the corresponding limit groove 13, the rotating rod 14 is movably arranged on the bottom surface of the inner cavity of the annular groove 8 below the square shell 10 in a sealing and penetrating manner through a bearing, the bottom surface of the square shell 10 is in sliding connection with the upper surface of the rotating rod 14, the connecting shaft is welded in the middle of the bottom surface of the square shell 10, the connecting groove is arranged on the upper surface of the rotating rod 14, the outer wall of the connecting shaft is in sliding connection with the inner wall of the connecting groove, a first compression spring is sleeved on the outer wall of the connecting shaft in a sliding manner, two ends of the first compression spring are fixedly connected with the bottom surface of the square shell 10 and the upper surface of the rotating rod 14 respectively, and the limit plate 11 on the square shell 10 can be combined with the corresponding limit groove 13 through the first compression spring, the butt joint of the square block 15 and the square shell 10 is facilitated, the bottom surface of the butt joint ball 7 is in transmission connection with the rotating rod 14, the middle of the inner cavity of the exhaust channel 4 is welded with the installation rod, the middle of the installation rod is provided with a cavity, the bottom surface of the inner cavity of the cavity is movably provided with a threaded rod 16 through a bearing, please refer to fig. 4, the bottom surface support rod of the butt joint ball 7 extends into the inner cavity of the cavity, the outer wall of the threaded rod 16 is in threaded connection with the bottom surface support rod of the butt joint ball 7, the lower part of the outer wall of the threaded rod 16 is fixedly sleeved with a worm wheel 17, the right side of the inner cavity of the cavity is movably provided with a worm 18 through a bearing, the thread of the worm 18 is meshed with the tooth surface of the worm wheel 17, the right side of the lower part of the drill rod body 1 is provided with a driving chamber, the right end of the worm 18 extends into the inner cavity of the driving chamber, the outer wall of the rotating rod 14 is fixedly sleeved with a main conical gear 19, the right end surface of the worm 18 is welded with a secondary conical gear 20, the tooth surface of the main conical gear 19 is meshed with the tooth surface of the secondary conical gear 20, can control the adjustment through the speed of controlling the inner wall clearance to catching ball 7 and connecting channel 6 and discharging gas, the bottom welding of dwang 14 has square piece 15, the shape adaptation of square piece 15 and square shell 10.
The working principle of the device is as follows: firstly, a plurality of drill rod bodies 1 can be in threaded connection through a thread block 3 and a thread groove 2, the thread block 3 and the thread groove 2 are in butt joint in a rotating mode to drive a square block 15 to rotate in an annular groove 8, when the bottom surface of the thread block 3 is in contact with the bottom surface of the thread groove 2, the inclined bottom surface of the square block 15 is in contact with the outer wall of a square shell 10 to extrude the square shell 10 to drive the square shell 10 to move downwards, a limiting plate 11 is separated from a limiting groove 13, the square block 15 is in contact with the inner wall of the square shell 10, after the plurality of drill rod bodies 1 are connected, the square shell 10 on the drill rod body 1 at the topmost end is rotated to drive a rotating rod 14 to rotate, the rotating rod 14 drives the square shell 10 on the drill rod body 1 which is connected in sequence below to rotate through the square block 15 at the bottom end, the rotating rod 14 drives a main conical gear 19 to rotate, the main conical gear 19 drives a slave conical gear 20 to rotate, and drives a worm 18 to rotate from the conical gear 20, the worm 18 drives the worm wheel 17 to rotate, the worm wheel 17 drives the threaded rod 16 to rotate, the threaded rod 16 can drive the butt-joint ball 7 to vertically move, and the gas emission speed can be controlled and adjusted by controlling the gap between the butt-joint ball 7 and the inner wall of the connecting channel 6; when gas is discharged through the conical connecting channel 6, the pressure at the lower part of the inner cavity of the exhaust channel 4 is higher than the pressure at the upper part of the inner cavity of the exhaust channel 4, under the condition of generated negative pressure, the kinetic energy generated by the speed increase of the gas passing through the inner cavity of the connecting channel 6 can be enhanced to drive the impeller 21 to rotate, the impeller 21 drives the transmission rod 22 to rotate, the transmission rod 22 drives the assembly block to rotate, the assembly block drives the extension rod to rotate, the extension rod drives the cleaning block 25 to rotate, the cleaning block 25 can be always contacted with the inner wall of the connecting channel 6 under the action of the second compression spring, the cleaning block 25 can rotate and clean the inner wall of the connecting channel 6, the phenomenon that fine debris in a coal mine layer is attached to the inner wall of the connecting channel 6 to cause blockage when the gas flows and influence the flowing speed of the gas is avoided, the potential safety hazard is avoided, and the transmission rod 22 drives the bidirectional spiral groove 23 to rotate, the bidirectional spiral groove 23 and the guide block 24 can drive the second annular block to vertically reciprocate in the inner cavity of the exhaust passage 4, and meanwhile, the second annular block drives the assembly block to move through the limiting rod, so that the cleaning block 25 can automatically perform vertical height reciprocating adjustment when rotating and cleaning the inner wall of the connecting passage 6.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (8)
1. The utility model provides a bore and take out integral type gas drilling rod structure, includes drilling rod body (1), its characterized in that: the drill rod comprises a drill rod body (1), and is characterized in that a tapered thread groove (2) is formed in the middle of the upper surface of the drill rod body (1), a tapered thread block (3) is welded in the middle of the upper surface of the drill rod body (1), the shape of the thread block (3) is matched with the inner cavity of the thread groove (2), an exhaust passage (4) is formed in the bottom surface of the inner cavity of the thread groove (2), a separation block (5) is welded on the upper portion of the inner cavity of the exhaust passage (4), a tapered connecting passage (6) is formed in the middle of the upper surface of the separation block (5), a butt joint ball (7) is arranged in the middle of the inner cavity of the exhaust passage (4), the upper portion of the outer wall of the butt joint ball (7) is in movable contact with the inner wall of the connecting passage (6), an annular groove (8) is formed in the upper surface of the drill rod body (1), and a first annular block (9) is movably mounted in the middle of the inner cavity of the annular groove (8) through a bearing, the inner ring of first annular piece (9) slides and is provided with concave square shell (10), the outer wall symmetric welding of square shell (10) has two limiting plates (11), two sliding tray (12) have been seted up to the inner chamber symmetry of first annular piece (9), the outer wall of limiting plate (11) and the inner wall sliding contact of the sliding tray (12) that corresponds, two spacing grooves (13) have been seted up to the upper symmetry that the inner chamber of ring channel (8) is located first annular piece (9), the outer wall of square shell (10) and the inner wall movable contact of the spacing groove (13) that corresponds, the inner chamber bottom surface of ring channel (8) is located the below of square shell (10) and runs through movable mounting through bearing seal has dwang (14), the bottom surface of square shell (10) and the upper surface sliding connection of dwang (14), the bottom surface and the dwang (14) transmission of butt joint ball (7) are connected, the bottom welding of dwang (14) has square piece (15), the shape adaptation of square piece (15) and square shell (10).
2. The drill-draw integrated gas drill pipe structure as recited in claim 1, wherein: the welding of the bottom surface middle part of square shell (10) has the connecting axle, the spread groove has been seted up to the upper surface of dwang (14), the outer wall of connecting axle and the inner wall sliding connection of spread groove, the outer wall sliding sleeve of connecting axle is equipped with first compression spring, first compression spring's both ends respectively with the bottom surface of square shell (10) and the last fixed surface of dwang (14) be connected.
3. The drill-draw integrated gas drill pipe structure as recited in claim 1, wherein: the inner chamber middle part welding of exhaust passage (4) has the installation pole, the cavity has been seted up at the middle part of installation pole, the inner chamber bottom surface of cavity has threaded rod (16) through bearing movable mounting, the bottom surface branch of butt joint ball (7) extends to in the inner chamber of cavity, the outer wall of threaded rod (16) and the bottom surface branch threaded connection of butt joint ball (7), the fixed cover in outer wall lower part of threaded rod (16) is equipped with worm wheel (17), the inner chamber right side of cavity has worm (18) through bearing movable mounting, the screw thread of worm (18) and the flank of tooth meshing of worm wheel (17).
4. A drill and extraction integrated gas drill pipe structure as claimed in claim 3, wherein: the drilling rod comprises a drilling rod body (1), and is characterized in that a driving chamber is formed in the right side of the lower portion of the drilling rod body (1), the right end of a worm (18) extends into an inner cavity of the driving chamber, a main bevel gear (19) is fixedly arranged on the outer wall of a rotating rod (14), a slave bevel gear (20) is welded on the right end face of the worm (18), and the tooth face of the main bevel gear (19) is meshed with the tooth face of the slave bevel gear (20).
5. The drill-draw integrated gas drill pipe structure as recited in claim 1, wherein: the welding of the inner chamber upper portion of exhaust passage (4) has the bracing piece, the bottom surface of bracing piece has impeller (21) through bearing movable mounting, the welding of the lower surface middle part of impeller (21) has transfer line (22), two-way helicla flute (23) have been seted up to the outer wall of transfer line (22), the bottom of transfer line (22) extends to in the inner chamber of connecting passageway (6).
6. The drill-draw integrated gas drill pipe structure as recited in claim 5, wherein: the outer wall activity of transfer line (22) is provided with second annular piece, it has guide block (24) to articulate in the inner chamber of second annular piece, the outer wall of guide block (24) and the inner wall sliding connection of two-way helicla flute (23), the outer wall support of second annular piece and the inner wall sliding connection of exhaust passage (4).
7. The drill-draw integrated gas drill pipe structure as recited in claim 6, wherein: the outer wall lower part slidable mounting of transfer line (22) has the assembly piece, the upper surface symmetrical welding of assembly piece has two gag lever posts, annular recess has been seted up to the bottom surface of second annular piece, the outer wall of gag lever post and the inner wall sliding contact of recess, the outer wall symmetrical slidable mounting of assembly piece has two extension rods, the one end welding of extension rod has clean piece (25), the outer wall of clean piece (25) and the inner wall movable contact of interface channel (6).
8. The drill-draw integrated gas drill pipe structure as recited in claim 7, wherein: the outer wall of extension rod slides and overlaps and be equipped with second compression spring, second compression spring's both ends respectively with the outer wall of assembly piece and the lateral wall fixed connection of clean piece (25), clean piece (25) slope sets up, and inclination is unanimous with the inner wall inclination of the connected channel (6) of tapered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111493080.5A CN114233204A (en) | 2021-12-08 | 2021-12-08 | Drilling and pumping integrated gas drill rod structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN213361166U (en) * | 2020-09-03 | 2021-06-04 | 四川中久力合石油科技有限公司 | Oil drilling and production kelly prevents spouting plug valve |
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| CN205349242U (en) * | 2015-12-25 | 2016-06-29 | 神华集团有限责任公司 | Drilling rod is prevented spouting by hydraulic pressure |
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Application publication date: 20220325 |