CN111520095A

CN111520095A - Electric detonation device for oil well

Info

Publication number: CN111520095A
Application number: CN202010353043.3A
Authority: CN
Inventors: 赵勇; 赵宇杰; 孟德宣; 周岩
Original assignee: Shenyang Shunyongda Intelligent Petroleum Equipment Technology Co ltd
Current assignee: Shenyang Shunyongda Intelligent Petroleum Equipment Technology Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-08-11

Abstract

The invention discloses an electric explosion and shock device for an oil well, which comprises a ground, the oil well and a working vehicle, wherein the working vehicle is positioned on the upper part of the ground, the upper part of the working vehicle is fixedly connected with a distribution box and a retracting wheel, the outside of a well mouth of the oil well is fixedly provided with an operation frame, one side of the top of the operation frame is movably provided with an even steering wheel, the upper part of the operation frame, which is close to the middle position, is movably provided with a leading-out wheel, a cable is arranged between the retracting wheel and the steering wheel and between the retracting wheel and the leading-out wheel, and one end of the cable is positioned inside the oil well and. The oil well electric detonation device provided by the invention can be used for conveniently cleaning a cable without manual cleaning, improves the convenience of use, has higher practicability, can prevent an electric detonation anti-blocking instrument from colliding with the inner wall of an oil well, improves the protection of the electric detonation anti-blocking instrument, and increases the safety effect.

Description

Electric detonation device for oil well

Technical Field

The invention relates to the field of electric shock, in particular to an electric shock device for an oil well.

Background

The electric detonation device for oil well is an electric detonation device for oil well, also called electric detonation deblocking, and is characterized by that it utilizes electric detonation deblocking instrument to implement strong power discharge at the position of stratum to form explosion, and can produce high-voltage pulse stress wave in the oil layer structure to attain the goal of treating stratum, and near the centre of explosion point, because the expansion speed of plasma discharge zone is lower than propagation speed of impact stress wave, a negative pressure cavitation cavity can be formed near the casing wall, and the negative pressure action of said cavitation cavity can effectively remove plug material in the seepage channel, and the comprehensive effect of various physical actions can effectively raise the permeability of stratum so as to raise the production efficiency of oil-water well, and has the beneficial effects of low cost, simple process, high controllable degree and less occupied equipment, etc. however, the existent electric detonation device for oil well does not possess the function of cleaning cable wire, after the work is completed, the operation vehicle must utilize retracting wheel to recover cable wire, and the cable conductor can a large amount of mud of adhesion in the oil well, does not clear up, then is difficult to the clearance after convoluteing, needs artifical manual clean usually, and clean more troublesome is unfavorable for the use, and secondly the electric explosion shakes and separates stifled appearance and produce the collision with the inner wall of oil well in the oil well easily, leads to the electric explosion to shake the damage of separating stifled appearance easily, is unfavorable for the electric explosion to shake the life who separates stifled appearance.

Disclosure of Invention

The invention mainly aims to provide an electric detonation device for an oil well, which can effectively solve the problems that the device in the background art does not have the function of cleaning a cable and does not have the function of preventing the electric detonation deblocking instrument from colliding.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides an oil well electric explosion and shock device, includes ground, oil well and working car, the working car is located the upper portion on ground, the upper portion fixedly connected with block terminal and the receive and release wheel of working car, the well head outside fixed mounting of oil well has the operation frame, top one side position movable mounting of operation frame has the even directive wheel, the upper portion of operation frame is close to intermediate position movable mounting and has the leading-out wheel, receive and release wheel and directive wheel and leading-out between the wheel and be equipped with the cable conductor, the one end of cable conductor is located the inside fixedly connected with electric explosion and shock unblocking appearance joint of oil well, the bottom fixed mounting that electric explosion unblocking appearance connects has electric knocking transformer, electric knocking transformer's bottom fixed mounting has electric knocking energy storage capacitor, electric knocking energy storage capacitor's bottom fixed mounting has electric explosion and shock discharge switch, electric explosion and shock discharge switch's bottom fixed connection has electric knocking discharge electrode, the electric explosion discharge switch is characterized in that an anti-collision mechanism is arranged outside the electric explosion discharge switch, a cable cleaning mechanism is arranged inside the operation frame, the cable cleaning mechanism is composed of a cleaning mechanism and a mud scraping mechanism, and the cleaning mechanism is located above the mud scraping mechanism.

Preferably, anticollision mechanism is including anticollision buffing pad, anticollision buffer pole, anticollision protection piece, anticollision piston, anticollision through-hole and anticollision spring, anticollision buffing pad fixed mounting is in the outside of electric explosion discharge switch, anticollision buffer pole swing joint is in the one end of anticollision buffing pad, anticollision protection piece fixed connection is in the one end of anticollision buffer pole, anticollision piston fixed connection is located the inside of anticollision buffing pad at the other end of anticollision buffer pole, the anticollision through-hole is seted up on a side surface of anticollision piston, anticollision spring is placed in the inside of anticollision buffing pad.

Preferably, the number of the anti-collision mechanisms is three, and the three anti-collision mechanisms are equidistantly arranged around the outer part of the electric detonation discharge switch.

Preferably, the anti-collision buffer seat is filled with oil, and the anti-collision protection sheet is arc-shaped.

Preferably, clean the mechanism and clean the pedestal, clean the spiral shell seat, clean the lead screw, clean the piece and clean the handle including first cleaning pedestal, second, first cleaning pedestal and second clean the inboard of pedestal difference fixed mounting at the operation frame, clean spiral shell seat fixed mounting and clean the top one end position of pedestal first, clean the inside of lead screw threaded connection at cleaning the spiral shell seat, clean the one end that the piece set up at cleaning the lead screw, clean handle fixed connection and clean the other end of lead screw.

Preferably, one end of the wiping screw rod is fixedly provided with a limiting ring, the surface of one side of the wiping block is provided with a movable groove, and the limiting ring is movably connected with the movable groove.

Preferably, the other side surface of the wiping block is provided with a wiping groove, and the inside of the wiping groove is fixedly connected with fine wiping fibers.

Preferably, scrape mud mechanism including first mud pedestal, the second scrape mud pedestal, scrape mud spiral shell seat, scrape the mud lead screw, scrape the mud piece and scrape the mud handle, first mud pedestal and the second of scraping are scraped mud pedestal fixed mounting and are put at the inboard of operation frame, scrape the top one end position of mud spiral shell seat fixed connection at first mud pedestal of scraping, scrape the inside of mud lead screw threaded connection at the mud spiral shell seat, scrape mud piece swing joint in the one end of scraping the mud lead screw, scrape mud handle fixed connection at the other end of scraping the mud lead screw.

Preferably, a conical sludge scraping groove is formed in the surface of one side of the sludge scraping block, and the position, close to the top, inside the conical sludge scraping groove is fixedly connected with a primary wiping fiber.

Preferably, the number of the wiping blocks and the number of the mud scraping blocks are two, and the cable is located between the two wiping blocks and the two mud scraping blocks.

Compared with the prior art, the invention has the following beneficial effects: according to the anti-collision device, the cable can be conveniently cleaned through the arranged cable cleaning mechanism, manual cleaning is not needed, the use convenience is improved, in addition, during cleaning, the soil on the outer wall of the cable can be hung firstly, then primary cleaning is carried out, secondary cleaning is carried out, three cleaning processes are carried out, the cleaning of the cable is greatly improved, the cleaning effect is good, the practicability is higher, through the arranged anti-collision mechanism, the electric explosion anti-blocking instrument can be prevented from colliding with the inner wall of an oil well, the protection performance of the electric explosion anti-blocking instrument is improved, in addition, the anti-collision mechanism can form a damping effect through the piston and the oil body, the generation of secondary collision is reduced, the buffering effect is good, and the safety is improved.

Drawings

FIG. 1 is a schematic diagram of the overall construction of an oil well electric detonation device in accordance with the present invention;

FIG. 2 is an enlarged view of a joint of an electric detonation deblocking instrument of the oil well electric detonation device of the present invention;

FIG. 3 is an enlarged view of a tool holder of an oil well electric detonation apparatus in accordance with the present invention;

FIG. 4 is a cross-sectional view of a wiper of an oil well electric detonation apparatus in accordance with the present invention;

FIG. 5 is a cross-sectional view of a mud scraping block of an oil well electric detonation apparatus in accordance with the present invention;

FIG. 6 is an enlarged view of the inner structure of the anti-collision buffer seat of the oil well electric detonation device.

In the figure: 1. a ground surface; 2. an oil well; 3. a working vehicle; 4. a distribution box; 5. a retracting wheel; 6. an operation frame; 7. a steering wheel; 8. a drawing-out wheel; 9. a cable wire; 10. the electric explosion vibration unblocking instrument joint; 11. electrically exploding the transformer; 12. an electric detonation energy storage capacitor; 13. an electric explosion discharge switch; 14. an electric detonation discharge electrode; 15. an anti-collision mechanism; 16. an anti-collision buffer seat; 17. an anti-collision buffer rod; 18. an anti-collision protection sheet; 19. a cable cleaning mechanism; 20. a wiping mechanism; 21. a mud scraping mechanism; 22. a first wiping pedestal; 23. a second wiping pedestal; 24. wiping the screw seat; 25. wiping the screw rod; 26. a wiping block; 27. wiping the handle; 28. a first mud scraping pedestal; 29. a second mud scraping pedestal; 30. a mud scraping screw seat; 31. a mud scraping screw rod; 32. scraping mud blocks; 33. a mud scraping handle; 34. a limiting ring; 35. a movable groove; 36. finely wiping the fibers; 37. wiping the groove; 38. primarily wiping fibers; 39. a conical mud scraping groove; 40. an anti-collision piston; 41. an anti-collision through hole; 42. an anti-collision spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-6, an oil well electric detonation device comprises a ground 1, an oil well 2 and a working vehicle 3, wherein the working vehicle 3 is positioned on the upper portion of the ground 1, the upper portion of the working vehicle 3 is fixedly connected with a distribution box 4 and a retracting wheel 5, the exterior of a well mouth of the oil well 2 is fixedly provided with a working frame 6, one side position of the top portion of the working frame 6 is movably provided with a dual steering wheel 7, the upper portion of the working frame 6 is movably provided with a leading-out wheel 8 near the middle position, a cable 9 is arranged between the retracting wheel 5 and the steering wheel 7 and between the leading-out wheel 8, one end of the cable 9 is positioned inside the oil well 2 and is fixedly connected with an electric detonation deblocking instrument connector 10, the bottom of the electric detonation deblocking instrument connector 10 is fixedly provided with an electric detonation transformer 11, the bottom of the electric detonation energy storage capacitor 12 is fixedly provided with an electric detonation energy storage capacitor, the bottom of the electric explosion discharge switch 13 is fixedly connected with an electric explosion discharge electrode 14, the exterior of the electric explosion discharge switch 13 is provided with an anti-collision mechanism 15, the interior of the operation frame 6 is provided with a cable cleaning mechanism 19, the cable cleaning mechanism 19 is composed of a wiping mechanism 20 and a mud scraping mechanism 21, and the wiping mechanism 20 is positioned above the mud scraping mechanism 21;

the anti-collision mechanism 15 comprises an anti-collision buffer seat 16, an anti-collision buffer rod 17, an anti-collision protection sheet 18, an anti-collision piston 40, an anti-collision through hole 41 and an anti-collision spring 42, the anti-collision buffer seat 16 is fixedly arranged outside the electric explosion discharge switch 13, the anti-collision buffer rod 17 is movably connected to one end of the anti-collision buffer seat 16, the anti-collision protection sheet 18 is fixedly connected to one end of the anti-collision buffer rod 17, the anti-collision piston 40 is fixedly connected to the other end of the anti-collision buffer rod 17 and located inside the anti-collision buffer seat 16, the anti-collision through hole 41 is formed in one side surface of the anti-collision piston 40, the anti-collision spring 42 is placed inside the anti-collision buffer seat 16, and through the arrangement of the anti-collision mechanism 15, the electric explosion anti-blocking; the number of the anti-collision mechanisms 15 is three, and the three anti-collision mechanisms 15 surround the electric detonation discharge switch 13 at equal intervals; the anti-collision buffer seat 16 is filled with oil bodies, the anti-collision protection pieces 18 are arc-shaped, the oil bodies can form a damping effect with the anti-collision through holes 41 of the anti-collision pistons 40, the phenomenon of secondary rebound is avoided, the buffer effect is excellent, and the safety is higher; the wiping mechanism 20 comprises a first wiping pedestal 22, a second wiping pedestal 23, a wiping screw seat 24, a wiping screw rod 25, a wiping block 26 and a wiping handle 27, the first wiping pedestal 22 and the second wiping pedestal 23 are respectively and fixedly installed on the inner side of the working frame 6, the wiping screw seat 24 is fixedly installed at one end of the top of the first wiping pedestal 22, the wiping screw rod 25 is in threaded connection with the inside of the wiping screw seat 24, the wiping block 26 is arranged at one end of the wiping screw rod 25, the wiping handle 27 is fixedly connected to the other end of the wiping screw rod 25, through the arrangement of the wiping mechanism 20, the cable 9 can be conveniently wiped, water stains and oil stains on the outer surface of the cable 9 are wiped, manual cleaning is not needed, and the use is more convenient; one end of the wiping screw rod 25 is fixedly provided with a limiting ring 34, the surface of one side of the wiping block 26 is provided with a movable groove 35, and the limiting ring 34 is movably connected with the movable groove 35; a wiping groove 37 is formed in the other side surface of the wiping block 26, and fine wiping fibers 36 are fixedly connected inside the wiping groove 37; the mud scraping mechanism 21 comprises a first mud scraping base 28, a second mud scraping base 29, a mud scraping screw base 30, a mud scraping screw rod 31, a mud scraping block 32 and a mud scraping handle 33, the first mud scraping base 28 and the second mud scraping base 29 are fixedly installed on the inner side of the operation frame 6, the mud scraping screw base 30 is fixedly connected to one end of the top of the first mud scraping base 28, the mud scraping screw rod 31 is in threaded connection with the inside of the mud scraping screw base 30, the mud scraping block 32 is movably connected to one end of the mud scraping screw rod 31, the mud scraping handle 33 is fixedly connected to the other end of the mud scraping screw rod 31, and through the arrangement of the mud scraping mechanism 21, mud on the outer surface of the cable 9 can be hung off to achieve a preliminary cleaning effect; a conical sludge scraping groove 39 is formed in the surface of one side of the sludge scraping block 32, and a primary wiping fiber 38 is fixedly connected to the position, close to the top, inside the conical sludge scraping groove 39; the number of the wiping blocks 26 and the mud scraping blocks 32 is two, and the cable 9 is positioned between the two wiping blocks 26 and the two mud scraping blocks 32.

It should be noted that the invention is an oil well electric detonation device, when in use, firstly the cable 9 of the retracting wheel 5 is led into the oil well 2 through the steering wheel 7 and the leading-out wheel 8 on the top of the operation frame 6, meanwhile the cable 9 is connected with an electric detonation deblocking instrument connector 10, an electric detonation transformer 11, an electric detonation energy storage capacitor 12, an electric detonation discharge switch 13 and an electric detonation discharge electrode 14 to form an electric detonation deblocking instrument, and the electric detonation deblocking instrument is led into the oil well 2 through the distribution box 4 on the working vehicle 3 to conduct electricity through the cable 9, so as to operate the electric detonation deblocking instrument, and form explosion through strong power discharge, and generate high-voltage pulse stress wave in the oil layer structure, so as to achieve the purpose of treating the stratum, when placing the electric detonation deblocking instrument, the anti-collision mechanism 15 can better prevent the electric detonation deblocking instrument from colliding with the inside of the oil well 2, when collision occurs, the anti-collision protection sheet 18 can directly contact the inside of the oil well 2, the impact force causes the anti-collision protection sheet 18 to push the anti-collision buffer rod 17 to move towards the inside of the anti-collision buffer seat 16, at the same time, the anti-collision piston 40 is pushed to move towards the inside of the anti-collision buffer seat 16, a damping effect is generated by the anti-collision through hole 41 and an oil body inside the anti-collision buffer seat 16, the impact force is better buffered, meanwhile, the anti-collision spring 42 can play a role in shock absorption, when the impact force is lost, the anti-collision spring 42 resets the anti-collision buffer rod 17, the protection effect on the electric explosion shock blockage relieving instrument can be greatly improved, the damage phenomenon is reduced, the safety is improved, after the work is finished, an operator recovers the cable 9 through the retracting wheel 5, when the cable is recovered, at the moment, people respectively rotate the two cleaning screw rods 25 and the two, through wiping lead screw 25 and scraping the screw effect promotion of mud lead screw 31 between wiping screw seat 24 and scraping the mud screw seat 30 respectively and wiping piece 26 and scrape mud piece 32 and remove, wipe piece 26 and two and scrape the outside that mud piece 32 all laminated cable line 9 with two, after the laminating, wipe groove 37 and toper and scrape mud groove 39 and wrap up cable line 9, when cable line 9 atress rises, can be at first through two toper scrape mud groove 39 between the mud piece 32, scrape mud groove 39 through the toper and hang cable line 9 surface earth and remove, play preliminary cleaning's effect, then cable line 9 can be through the preliminary wiping fibre 38 of toper inside scraping mud groove 39, carry out the first water stain of wiping, the oil stain, inside wiping groove 37 between two wiping pieces 26 again, wipe cable line 9 once more through thin wiping fibre 36, thereby reach and carry out the clean purpose to cable line 9, need not artifical manual cleaning, the use convenience is improved, and after the use is finished, people only need to clean the wiping block 26 and the mud scraping block 32 for the next use.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An oil well electric explosion device, which is characterized in that: including ground (1), oil well (2) and working truck (3), working truck (3) are located the upper portion of ground (1), the upper portion fixedly connected with block terminal (4) of working truck (3) and receive and release wheel (5), the outside fixed mounting of well head of oil well (2) has operation frame (6), top one side position movable mounting of operation frame (6) has even directive wheel (7), the upper portion of operation frame (6) is close to intermediate position movable mounting and has drawing wheel (8), it is equipped with cable conductor (9) to receive and release between wheel (7) and drawing wheel (8) wheel (5), the one end of cable conductor (9) is located the inside fixedly connected with electric knock deblocking instrument joint (10) of oil well (2), the bottom fixed mounting of electric knock deblocking instrument joint (10) has electric knock transformer (11), the bottom fixed mounting of electric knock transformer (11) has electric knock energy storage capacitor (12), the bottom fixed mounting of electricity detonation energy storage electric capacity (12) has electricity detonation discharge switch (13), the bottom fixedly connected with electricity detonation discharge electrode (14) of electricity detonation discharge switch (13), the outside of electricity detonation discharge switch (13) is equipped with anticollision mechanism (15), the inside of operation frame (6) is equipped with the clean mechanism of cable (19), the clean mechanism of cable (19) constitute through wiping mechanism (20) and scraping mud mechanism (21), it is located the top position of scraping mud mechanism (21) to wipe mechanism (20).

2. An oil well electric detonating apparatus as claimed in claim 1, characterized in that: anticollision mechanism (15) are including anticollision buffing pad (16), anticollision buffer beam (17), anticollision protection piece (18), anticollision piston (40), anticollision through-hole (41) and anticollision spring (42), anticollision buffing pad (16) fixed mounting is in the outside of electric explosion electricity discharge switch (13), anticollision buffer beam (17) swing joint is in the one end of anticollision buffing pad (16), anticollision protection piece (18) fixed connection is in the one end of anticollision buffer beam (17), anticollision piston (40) fixed connection is located the inside of anticollision buffer pad (16) at the other end of anticollision buffer beam (17), a side surface at anticollision piston (40) is seted up in anticollision through-hole (41), anticollision spring (42) are placed in the inside of anticollision buffer pad (16).

3. An oil well electric detonating apparatus as claimed in claim 2, characterized in that: the number of the anti-collision mechanisms (15) is three, and the three anti-collision mechanisms (15) are equidistantly surrounded outside the electric detonation discharge switch (13).

4. An oil well electric detonating apparatus as claimed in claim 3, characterized in that: the anti-collision buffer seat (16) is filled with oil bodies, and the anti-collision protection pieces (18) are arc-shaped.

5. An oil well electric detonating apparatus as claimed in claim 1, characterized in that: clean mechanism (20) including first clean pedestal (22), second clean pedestal (23), clean spiral shell seat (24), clean lead screw (25), clean piece (26) and clean handle (27), first clean pedestal (22) and second clean pedestal (23) inboard at handling frame (6) respectively, clean spiral shell seat (24) fixed mounting and clean the top one end position of pedestal (22) first, clean lead screw (25) threaded connection and clean the inside of spiral shell seat (24), clean piece (26) setting and cleaning the one end of lead screw (25), clean handle (27) fixed connection and clean the other end of lead screw (25).

6. An oil well electric detonating apparatus as claimed in claim 5, characterized in that: one end of the wiping screw rod (25) is fixedly provided with a limiting ring (34), a movable groove (35) is formed in the surface of one side of the wiping block (26), and the limiting ring (34) is movably connected with the movable groove (35).

7. An oil well electric detonating apparatus as claimed in claim 6, characterized in that: the other side surface of the wiping block (26) is provided with a wiping groove (37), and the inside of the wiping groove (37) is fixedly connected with a fine wiping fiber (36).

8. An oil well electric detonating apparatus as claimed in claim 7, characterized in that: scrape mud mechanism (21) including first scrape mud pedestal (28), second scrape mud pedestal (29), scrape mud spiral shell seat (30), scrape mud lead screw (31), scrape mud piece (32) and scrape mud handle (33), first scrape mud pedestal (28) and second and scrape the inboard of mud pedestal (29) fixed mounting at operation frame (6), scrape the top one end position of mud spiral shell seat (30) fixed connection at first mud pedestal (28) of scraping, scrape mud lead screw (31) threaded connection in the inside of scraping mud spiral shell seat (30), scrape mud piece (32) swing joint in the one end of scraping mud lead screw (31), scrape mud handle (33) fixed connection at the other end of scraping mud lead screw (31).

9. An oil well electric detonating apparatus as claimed in claim 8, wherein: the conical sludge scraping groove (39) is formed in the surface of one side of the sludge scraping block (32), and the inside of the conical sludge scraping groove (39) is fixedly connected with a primary wiping fiber (38) close to the top.

10. An oil well electric detonating apparatus as claimed in claim 8, wherein: the number of the wiping blocks (26) and the number of the mud scraping blocks (32) are two, and the cable (9) is positioned between the two wiping blocks (26) and the two mud scraping blocks (32).