CN113374417A - Explosion-proof drilling equipment is used in well drilling - Google Patents
Explosion-proof drilling equipment is used in well drilling Download PDFInfo
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- CN113374417A CN113374417A CN202110505517.6A CN202110505517A CN113374417A CN 113374417 A CN113374417 A CN 113374417A CN 202110505517 A CN202110505517 A CN 202110505517A CN 113374417 A CN113374417 A CN 113374417A
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- drill bit
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- 238000005553 drilling Methods 0.000 title claims abstract description 47
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 94
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 18
- 239000012530 fluid Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims 2
- 238000004880 explosion Methods 0.000 abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 18
- 239000001301 oxygen Substances 0.000 description 18
- 229910052760 oxygen Inorganic materials 0.000 description 18
- 238000000034 method Methods 0.000 description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 230000009471 action Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 229910021506 iron(II) hydroxide Inorganic materials 0.000 description 4
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000006479 redox reaction Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
- E21B10/00—Drill bits
-
- 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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
-
- 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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0021—Safety devices, e.g. for preventing small objects from falling into the borehole
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses an explosion-proof drilling device for well drilling, which comprises a main body and is characterized in that: the anti-explosion methane tank comprises a main body, and is characterized in that a drill bit is arranged on the lower side of the main body, a judgment component is arranged on the inner side of the main body, a sealing component is arranged on the outer side of the main body, which is positioned above the judgment component, the judgment component comprises a balloon, the balloon floats in the main body, light piston rods are arranged on the upper side and the lower side of the balloon, a hydraulic cylinder is sleeved on the outer side of each light piston rod, one end of each light piston rod is elastically connected to the hydraulic cylinder, a pipeline at one end of the hydraulic cylinder is connected with a rotating part, a friction film is arranged in the rotating part, one end of the friction film is fixedly connected to the main body, a methane shell is arranged on the outer side of the rotating part, the outer side of the methane shell is fixedly connected to the main body, and the inner side of the methane shell is made of an extensible material.
Description
Technical Field
The invention relates to the technical field of drilling, in particular to an explosion-proof drilling device for drilling.
Background
The task of drilling a borehole from the surface using mechanical equipment or manual labor is known as drilling. Generally refers to the engineering of drilling boreholes and large diameter water-supply wells for the exploration or exploitation of liquid and gaseous minerals such as oil, gas, and the like. The application of well drilling in national economic construction is extremely wide.
While in the process of drilling an oil or gas well, methane leakage may occur, explosion occurs at high temperature generated by a drill bit, irreparable results are caused once explosion occurs in the process of drilling, and if methane leakage occurs, surrounding workers are poisoned, and in serious cases, workers may die.
Therefore, it is necessary to design an explosion-proof drilling device for well drilling, which has an explosion-proof function and avoids methane leakage.
Disclosure of Invention
The invention aims to provide an explosion-proof drilling device for well drilling, which solves the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: an explosion-proof drilling equipment is used in well drilling, includes the main part, its characterized in that: the downside of main part is provided with the drill bit, the inboard of main part is provided with judges the subassembly, the outside of main part is located the top of judging the subassembly and is provided with seal assembly.
According to the technical scheme, the judgment assembly comprises the balloon, the balloon floats in the main body, light piston rods are arranged on the upper side and the lower side of the balloon, the hydraulic cylinder is sleeved on the outer side of each light piston rod, and one end of each light piston rod is elastically connected to the hydraulic cylinder.
According to the technical scheme, the downside the one end pipe connection of pneumatic cylinder has rotation portion, the inside of rotation portion is provided with the friction coating, the one end fixed connection of friction coating is in the main part, the outside of rotation portion is provided with the methane shell, the outside fixed connection of methane shell is in the main part, the inboard of methane shell is extending material, the inboard bearing of methane shell is connected with the telescopic link, the other end bearing of telescopic link is connected in rotation portion, the outside of methane shell evenly is provided with the leakage fluid dram, the inside of leakage fluid dram is provided with two elastic plates, be provided with the hose between the outside of rotation portion and the methane shell inboard, the one end of hose is connected with the negative pressure source.
According to the technical scheme, the upside one side pipe connection of pneumatic cylinder has the deformation ball, the outside of deformation ball evenly is provided with the clutch blocks, the outside sliding connection of clutch blocks has the rotation post, the outside of rotating the post evenly is provided with the suction fan, the one end contact of clutch blocks is connected with the iron-clad, the downside at the main part is installed to the iron-clad.
According to the technical scheme, the inside through connection of main part has the driving shaft, the outside welding of driving shaft has the one-way wheel, the left side meshing of one-way wheel is connected with the drive wheel, the inside in the main part is connected to drive wheel bearing, one side meshing of drive wheel is connected with the drill bit wheel, the inside of drill bit wheel is provided with the drill bit axle, the one end fixedly connected with drill bit of drill bit axle, drill bit axle and main part sliding connection, the other end bearing of drill bit axle is connected with the pressure source, the right side meshing of one-way wheel is connected with the feed wheel, the internal weld of feed wheel has the feed shaft, the feed shaft is thread engagement with the main part.
According to the technical scheme, the sealing assembly comprises a screw rod, a first ratchet wheel and a second ratchet wheel are welded on the outer side of the screw rod, a first ratchet rod is uniformly arranged on the drill bit shaft and meshed with the first ratchet wheel, a second ratchet rod is uniformly arranged on the outer side of the feeding shaft and meshed with the second ratchet wheel, a sealing plate is meshed and connected to the outer side of the screw rod, a telescopic guide rod is connected to one side of the sealing plate through a bearing, the telescopic guide rod is connected to the main body through a bearing, a storage cavity is connected to the outer side of the sealing plate in a contact mode, and a lower side pipeline of the storage cavity is connected with a sealing bag.
According to the technical scheme, the upside of main part is provided with the nitrogen gas source, the downside of nitrogen gas source is provided with exhaust duct, exhaust duct's one end fixedly connected with pressure valve, one side pipe connection of pressure valve is at the upside of storing the chamber, the outside pipe connection of pressure valve has the exhaust hole, the exhaust hole evenly sets up the outside at the main part.
According to the technical scheme, the sealing bag is filled with non-Newtonian fluid.
According to the technical scheme, the sealing bag is made of elastic materials.
According to the technical scheme, the friction film is made of an extensible material.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the judgment component is arranged, so that the device can judge the oxygen concentration in the drilling well and whether methane is generated, after the methane is judged to exist, the ferrous hydroxide solution is discharged to eliminate oxygen, the methane is discharged, after the oxygen is judged to exist, iron is heated, the oxygen is consumed through the oxidation-reduction reaction of the iron, and the sealing component is arranged, so that the service life of the sealing component is prolonged on the premise that the sealing of the device is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a judging assembly according to the present invention;
FIG. 3 is a schematic view of the external structure of the driving shaft of the present invention;
FIG. 4 is a schematic view of the seal assembly of the present invention;
FIG. 5 is a schematic perspective view of the methane shell of the present invention;
in the figure: 1. a main body; 2. a drill bit; 3. a judging component; 31. a balloon; 32. a hydraulic cylinder; 33. a lightweight piston rod; 34. a methane shell; 341. a telescopic rod; 343. an elastic plate; 35. a rotating part; 36. rubbing the film; 37. a deformation ball; 38. a friction block; 39. a one-way wheel; 310. a driving wheel; 311. a feed wheel; 4. a seal assembly; 41. sealing the bag; 42. a storage chamber; 43. a screw; 44. a telescopic guide rod; 45. a pressure valve; 46. a nitrogen source; 47. a closing plate; 48. and (4) exhausting holes.
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.
Referring to fig. 1-5, the present invention provides the following technical solutions: an explosion-proof drilling equipment is used in well drilling, includes main part 1, its characterized in that: a drill bit 2 is arranged on the lower side of the main body 1, a judging component 3 is arranged on the inner side of the main body 1, and a sealing component 4 is arranged on the outer side of the main body 1 above the judging component 3; through being provided with the judgement subassembly for the device can judge the inside oxygen concentration of well drilling and whether produced methane, judges to have the methane after, and oxygen is eliminated to the ferrous hydroxide solution of discharge to with methane discharge, judge to have the oxygen after, heating iron consumes oxygen through the redox reaction of iron, through being provided with seal assembly, makes the device can keep guaranteeing under the sealed prerequisite, increase seal assembly's life.
The judgment component 3 comprises a balloon 31, the balloon 31 floats in the main body 1, light piston rods 33 are arranged on the upper side and the lower side of the balloon 31, a hydraulic cylinder 32 is sleeved on the outer sides of the light piston rods 33, and one end of each light piston rod 33 is elastically connected to the hydraulic cylinder 32; the balloon can be used for judging the inside gas solubility of main part, the inside gaseous composition of main part is nearly for nitrogen gas, when main part is inside to have oxygen, because the density of oxygen is greater than nitrogen gas, and then the buoyancy that leads to the balloon to receive increases and shifts up, and then it changes to drive upside pneumatic cylinder internal pressure, when the inside methane gas that exists of main part, whole density reduces, and then lead to the balloon to sink under the effect of gravity, and then it changes to drive the inside gas density of downside pneumatic cylinder, can realize through above-mentioned step, judge the inside gaseous kind of main part through density, and then transmit away gaseous kind signal through the pneumatic cylinder through buoyancy and gravity, judge gaseous kind through simple part, the reliability and the convenience of device have been increased.
One end of the lower hydraulic cylinder 32 is connected with a rotating part 35 through a pipeline, a friction film 36 is arranged inside the rotating part 35, one end of the friction film 36 is fixedly connected to the main body 1, a methane shell 34 is arranged on the outer side of the rotating part 35, the outer side of the methane shell 34 is fixedly connected to the main body 1, the inner side of the methane shell 34 is made of an extensible material, an inner side bearing of the methane shell 34 is connected with a telescopic rod 341, the other end of the telescopic rod 341 is connected to the rotating part 35 through a bearing, a liquid discharge port is uniformly formed in the outer side of the methane shell 34, two elastic plates 343 are arranged inside the liquid discharge port, a hose is arranged between the outer side of the rotating part 35 and the inner side of the methane shell 34, and one end of the hose is connected with a negative pressure source; the balloon sinks under the action of gravity, so that lubricating oil in the hydraulic cylinder at the lower side is extruded and is transmitted between the friction film and the rotating part, the friction force between the friction film and the rotating part is reduced, the rotating part can start to rotate under the action of external torque, the rotating speed of the rotating part is determined by the amount of the lubricating oil, when the rotating part starts to drive the methane shell to rotate, the telescopic rod extends under the action of centrifugal force, internal methane is discharged from the hose, the inner side of the methane shell is compressed by the telescopic rod due to the extension of the telescopic rod, the internal pressure of the methane shell is increased, the elastic plate deflects, a liquid discharge hole is opened, internal ferrous hydroxide solution is discharged, external oxygen is consumed, explosion caused by reaction with the oxygen in the methane discharge process is avoided, and the concentration of the methane is higher, the telescopic link stretches longer, and the rate of arranging methane is higher, and ferrous hydroxide's discharge amount is big more, avoids methane to reveal and guarantees the in-process of arranging methane, and there is not oxygen in the device is inside, avoids producing the explosion at the in-process of arranging oxygen, reaches discernment and arranges methane, guarantees that methane does not reveal and avoids methane exhaust in-process to appear guaranteeing the risk.
A pipeline at one side of the upper hydraulic cylinder 32 is connected with a deformation ball 37, the outer side of the deformation ball 37 is uniformly provided with a friction block 38, the outer side of the friction block 38 is connected with a rotating column in a sliding manner, the outer side of the rotating column is uniformly provided with a suction fan, one end of the friction block 38 is connected with an iron shell in a contact manner, and the iron shell is arranged at the lower side of the main body 1; when the balloon come-up, there is oxygen in the inside of the presentation device, upside pneumatic cylinder output hydraulic signal this moment, and then lead to the increase of deformation ball, lead to clutch blocks and outside iron-clad contact, the rotation post rotates under the effect of external torque, and then lead to clutch blocks and iron-clad looks friction and then heat up, accelerate the redox speed of iron-clad, consume the inside oxygen of main part, and when not having oxygen, the rotation post drives the suction fan and rotates, blow in the main part with the air of main part downside, avoid control not circulating and lead to judging the gaseous kind that the subassembly can only judge local air, reach and eliminate oxygen through the redox reaction, and guarantee the circulation of air of main part downside through the suction fan, avoid only judging the gaseous kind of local air.
A driving shaft penetrates through the interior of the main body 1, a one-way wheel 39 is welded on the outer side of the driving shaft, a driving wheel 310 is meshed and connected to the left side of the one-way wheel 39, the driving wheel 310 is connected to the interior of the main body 1 in a bearing mode, a drill bit wheel is meshed and connected to one side of the driving wheel 310, a drill bit shaft is arranged inside the drill bit wheel, a drill bit 2 is fixedly connected to one end of the drill bit shaft, the drill bit shaft is connected with the main body 1 in a sliding mode, a pressure source is connected to the other end of the drill bit shaft in a bearing mode, a feeding wheel 311 is meshed and connected to the right side of the one-way wheel 39, a feeding shaft is welded inside the feeding wheel 311, and the feeding shaft is meshed with the main body 1 in a threaded mode; the driving shaft is at the pivoted in-process, drive the drive wheel earlier and rotate, and then drive the drill bit wheel and rotate, the drill bit axle rotates the limit and moves down under the effect of external pressure source, no longer drive the drive wheel and rotate after the axis of rotation has rotated certain angle, begin to drive the feed wheel and rotate, and then drive the feed shaft and rotate, the main part receives the restriction of the external wall of a well and can not rotate this moment, can only drive the main part and move down under the rotation of feed shaft, through the aforesaid step, can realize drilling well downwards earlier, then the main part moves down, avoid the inside negative pressure that produces of drilling well and lead to judging the subassembly and appear the deviation.
The sealing assembly 4 comprises a screw 43, a first ratchet wheel and a second ratchet wheel are welded on the outer side of the screw 43, a first ratchet rod is uniformly arranged on a drill bit shaft and meshed with the first ratchet wheel, a second ratchet rod is uniformly arranged on the outer side of a feeding shaft and meshed with the second ratchet wheel, a sealing plate 47 is meshed and connected with the outer side of the screw 43, a telescopic guide rod 44 is connected to one side of the sealing plate 47 in a bearing mode, the telescopic guide rod 44 is connected to the main body 1 in a bearing mode, a storage cavity 42 is connected to the outer side of the sealing plate 47 in a contact mode, and a pipeline on the lower side of the storage cavity 42 is connected with the sealing bag 41; in the process that the drill bit drills downwards, the drill bit shaft drives the first ratchet rod to rotate, the first ratchet wheel is driven to rotate anticlockwise, the screw rod is driven to rotate anticlockwise, the sealing plate is driven to move downwards, substances in the inner storage cavity are discharged into the sealing bag, the sealing bag is attached to the well wall at the moment, the purpose of sealing the packing is achieved, the sealing performance between the main body and the well wall is guaranteed, the fact that the gas on the upper side of the main body cannot be discharged to the lower side of the main body is guaranteed, and the first ratchet rod cannot be influenced when the first ratchet wheel starts to rotate.
A nitrogen source 46 is arranged on the upper side of the main body 1, an exhaust pipeline is arranged on the lower side of the nitrogen source 46, one end of the exhaust pipeline is fixedly connected with a pressure valve 45, a pipeline on one side of the pressure valve 45 is connected to the upper side of the storage cavity 42, an exhaust hole 48 is connected to a pipeline on the outer side of the pressure valve 45, and the exhaust holes 48 are uniformly arranged on the outer side of the main body 1; when the driving wheel starts to drive the feeding wheel to rotate, the feeding shaft is driven, the second ratchet rod is driven to rotate, the second ratchet wheel is driven to rotate anticlockwise, the sealing plate is driven to move upwards, the pressure intensity of the upper side of the storage cavity is driven to increase, signals inside the storage cavity are transmitted to the pressure valve, the pressure valve opens the upper left channel, nitrogen in a nitrogen source is discharged through the exhaust hole, the lower side of the storage cavity generates negative pressure simultaneously, all liquid inside the sealing bag is sucked out, the packing sealing is switched to dry gas sealing at the moment, the sealing bag is prevented from being damaged due to friction in the moving process of the main body, the feeding shaft cannot be influenced when the screw is prevented from being driven to rotate by other mechanisms through the second ratchet wheel and the second ratchet rod, the sealing mode is automatically switched, the service life of the sealing assembly is prolonged, and the purpose of avoiding waste of nitrogen is achieved.
The interior of the sealed bladder 41 is filled with a non-Newtonian fluid; the non-Newtonian fluid can be used as a filler, the sealing performance of the main body is guaranteed, when the main body is impacted by the outside, if the well wall vibrates, the main body can be buffered to a certain extent, and when the lower side of the main body explodes, the non-Newtonian fluid is extremely hard under the action of strong impact force, and at the moment, the non-Newtonian fluid can prevent the impact force generated by the explosion from spreading to the upper side of the main body, so that the purpose of buffering and explosion prevention is achieved.
The sealing bag 41 is made of elastic material; the sealing bag can be fully attached to the well wall, and leakage is avoided.
The friction film 36 is an extensible material; the internal pressure of the friction film can be regulated and controlled from the outside, so that the friction force between the friction film and the rotating part is regulated, and the judgment precision of the regulating device on methane and the like is realized.
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.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An explosion-proof drilling device for well drilling, comprising a main body (1), characterized in that: the drill bit (2) is arranged on the lower side of the main body (1), the judging component (3) is arranged on the inner side of the main body (1), and the sealing component (4) is arranged above the judging component (3) on the outer side of the main body (1).
2. An explosion-proof drilling apparatus for drilling well according to claim 1, wherein: judge subassembly (3) and include balloon (31), balloon (31) float in the inside of main part (1), the upper and lower side of balloon (31) all is provided with light piston rod (33), pneumatic cylinder (32) have been cup jointed in the outside of light piston rod (33), the one end elastic connection of light piston rod (33) is on pneumatic cylinder (32).
3. An explosion-proof drilling apparatus for drilling well according to claim 2, wherein: one end of the hydraulic cylinder (32) at the lower side is connected with a rotating part (35) through a pipeline, a friction film (36) is arranged inside the rotating part (35), one end of the friction film (36) is fixedly connected to the main body (1), a methane shell (34) is arranged on the outer side of the rotating part (35), the outer side of the methane shell (34) is fixedly connected to the main body (1), the inner side of the methane shell (34) is made of extensible material, the inner side bearing of the methane shell (34) is connected with a telescopic rod (341), the other end bearing of the telescopic rod (341) is connected with a rotating part (35), liquid discharge ports are uniformly arranged on the outer side of the methane shell (34), two elastic plates (343) are arranged inside the liquid discharge ports, a hose is arranged between the outer side of the rotating part (35) and the inner side of the methane shell (34), and one end of the hose is connected with a negative pressure source.
4. An explosion-proof drilling apparatus for drilling well according to claim 3, wherein: upside one side pipe connection of pneumatic cylinder (32) has deformation ball (37), the outside of deformation ball (37) evenly is provided with clutch blocks (38), the outside sliding connection of clutch blocks (38) has the rotation post, the outside of rotating the post evenly is provided with the suction fan, the one end contact of clutch blocks (38) is connected with the iron-clad, the downside in main part (1) is installed to the iron-clad.
5. An explosion-proof drilling apparatus for drilling well according to claim 4, wherein: the inside through connection of main part (1) has the driving shaft, the outside welding of driving shaft has one-way wheel (39), the left side meshing of one-way wheel (39) is connected with drive wheel (310), the inside in main part (1) is connected to drive wheel (310) bearing, one side meshing of drive wheel (310) is connected with the drill bit wheel, the inside of drill bit wheel is provided with the drill bit axle, the one end fixedly connected with drill bit (2) of drill bit axle, drill bit axle and main part (1) sliding connection, the other end bearing of drill bit axle is connected with the pressure source, the right side meshing of one-way wheel (39) is connected with feed wheel (311), the inside welding of feed wheel (311) has the feed shaft, the feed shaft is thread engagement with main part (1).
6. An explosion-proof drilling apparatus for drilling well according to claim 5, wherein: seal assembly (4) includes screw rod (43), the outside welding of screw rod (43) has first ratchet and second ratchet, evenly be provided with first ratchet on the drill bit axle, first ratchet meshes with first ratchet mutually, the feed shaft outside evenly is provided with the second ratchet, second ratchet and second ratchet are to the meshing, the outside meshing of screw rod (43) is connected with closing plate (47), one side bearing of closing plate (47) is connected with flexible guide arm (44), flexible guide arm (44) bearing is connected on main part (1), the outside contact of closing plate (47) is connected with stores chamber (42), the downside pipe connection sealing capsule (41) of storing chamber (42).
7. An explosion-proof drilling apparatus for drilling well according to claim 6, wherein: the upside of main part (1) is provided with nitrogen gas source (46), the downside of nitrogen gas source (46) is provided with exhaust duct, exhaust duct's one end fixedly connected with pressure valve (45), one side pipe connection of pressure valve (45) is at the upside of storing chamber (42), the outside pipe connection of pressure valve (45) has exhaust hole (48), exhaust hole (48) evenly set up the outside in main part (1).
8. An explosion-proof drilling apparatus for drilling well according to claim 7, wherein: the interior of the sealed capsule (41) is filled with a non-Newtonian fluid.
9. An explosion-proof drilling apparatus for drilling well according to claim 8, wherein: the sealing bag (41) is made of elastic materials.
10. An explosion-proof drilling apparatus for drilling well according to claim 9, wherein: the friction film (36) is made of an extensible material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110505517.6A CN113374417A (en) | 2021-05-10 | 2021-05-10 | Explosion-proof drilling equipment is used in well drilling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110505517.6A CN113374417A (en) | 2021-05-10 | 2021-05-10 | Explosion-proof drilling equipment is used in well drilling |
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| CN113374417A true CN113374417A (en) | 2021-09-10 |
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| CN202110505517.6A Pending CN113374417A (en) | 2021-05-10 | 2021-05-10 | Explosion-proof drilling equipment is used in well drilling |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101922285A (en) * | 2009-07-31 | 2010-12-22 | 中国石油集团川庆钻探工程有限公司钻采工艺技术研究院 | Method for safely tripping gas drilling tool in case of encountering air layer |
| CN202866754U (en) * | 2012-11-08 | 2013-04-10 | 广东新科迪环保科技有限公司 | Explosion protection system of rubbish drilling rig |
| CN206458124U (en) * | 2016-12-23 | 2017-09-01 | 中国石油集团渤海石油装备制造有限公司 | The ocean type driller house device of overall positive-pressure explosion-proof |
| CN107747474A (en) * | 2017-11-23 | 2018-03-02 | 成都君硕睿智信息科技有限公司 | A kind of target drill of oil/gas drilling |
| CN109113575A (en) * | 2017-06-25 | 2019-01-01 | 西安安特石油科技有限公司 | A kind of explosion-proof electrical drilling machine of drilling rig |
| CN210422572U (en) * | 2019-08-22 | 2020-04-28 | 辽宁和裕实业有限公司 | Explosion-proof plug connector for oil drilling machine |
-
2021
- 2021-05-10 CN CN202110505517.6A patent/CN113374417A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101922285A (en) * | 2009-07-31 | 2010-12-22 | 中国石油集团川庆钻探工程有限公司钻采工艺技术研究院 | Method for safely tripping gas drilling tool in case of encountering air layer |
| CN202866754U (en) * | 2012-11-08 | 2013-04-10 | 广东新科迪环保科技有限公司 | Explosion protection system of rubbish drilling rig |
| CN206458124U (en) * | 2016-12-23 | 2017-09-01 | 中国石油集团渤海石油装备制造有限公司 | The ocean type driller house device of overall positive-pressure explosion-proof |
| CN109113575A (en) * | 2017-06-25 | 2019-01-01 | 西安安特石油科技有限公司 | A kind of explosion-proof electrical drilling machine of drilling rig |
| CN107747474A (en) * | 2017-11-23 | 2018-03-02 | 成都君硕睿智信息科技有限公司 | A kind of target drill of oil/gas drilling |
| CN210422572U (en) * | 2019-08-22 | 2020-04-28 | 辽宁和裕实业有限公司 | Explosion-proof plug connector for oil drilling machine |
Non-Patent Citations (1)
| Title |
|---|
| 徐采栋等: "《锌冶金物理化学》", vol. 1979, 1 July 1979, 上海科学技术出版社, pages: 314 - 317 * |
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