CN105108655A - Ultrahigh pressure abrasive jet downhole cutting machine tool - Google Patents
Ultrahigh pressure abrasive jet downhole cutting machine tool Download PDFInfo
- Publication number
- CN105108655A CN105108655A CN201510537001.4A CN201510537001A CN105108655A CN 105108655 A CN105108655 A CN 105108655A CN 201510537001 A CN201510537001 A CN 201510537001A CN 105108655 A CN105108655 A CN 105108655A
- Authority
- CN
- China
- Prior art keywords
- ring flange
- side plate
- module
- super
- cutting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses an ultrahigh pressure abrasive jet downhole cutting machine tool. The ultrahigh pressure abrasive jet downhole cutting machine tool comprises an external support module, a hydraulic drive module, a righting module, an ultrahigh pressure rotation cutting head module and a cutting speed monitoring module which are connected with one another. The ultrahigh pressure abrasive jet downhole cutting machine tool is capable of conducting whole cutting and recycle in a structure, has the advantages of safety, high efficiency, environmental protection and low energy consumption, and is suitable for the cutting and demolition operations to pile legs and wellheads of abandoned platforms.
Description
Technical field
The present invention relates to a kind of down-hole cutting implement, in particular, relate to a kind of super-pressure abradant jet down-hole cutting implement.
Background technology
Offshore oil and gas production facility throws aside most important, that to be also a procedure that first will solve be to discarded platform spud leg and well head cutting disassembling; this not only will consider the problems such as operational technology, cost, security, reliability and the laws and regulations that must observe, and what is more important must consider environmental protection problem by emphasis.Therefore, configuration is efficient, the abandoned well cutting process technology and equipment of safety and environmental protection, is the offshore platform prerequisite of removing safely and guarantee.
According to provisions of laws and regulations, platform leg and well head need certain depth place under mud face, seabed to carry out cutting recovery, and under well head, parts casing pipe belongs to multi-layer compound structure, except multiple layer metal sleeve pipe, also have cementing concrete ring between sleeve pipe, this structural thickness is large, intensity is high, and cutting recovery difficult is larger.At present, submerged structure cutting technique mainly contains oxy-arc cutting, thermic lance cutting, diamond saw cutting, the cutting of shot-drilling cable, the cutting of mechanical cutter, cumulative charge and abradant jet cutting etc.For the spud leg under mud face and well head cutting, can only be cut from works inside by CUMULATIVE BLASTING, mechanical cutter and abradant jet technology.And CUMULATIVE BLASTING is serious for marine environmental pollution, mechanical cutter once only can cut one deck sleeve pipe and cutter is fragile.
Summary of the invention
The object of the invention is to overcome deficiency of the prior art, providing one can carry out integral cutting recovery from works inside, there is the super-pressure abradant jet down-hole cutting implement of the technological merits such as safety, efficient, environmental protection and low energy consumption.
The object of the invention is to be achieved through the following technical solutions.
Super-pressure abradant jet down-hole of the present invention cutting implement, comprises interconnective outside support module, hydraulic-driven module, righting module, super-pressure circumgyration incision head module and cutting speed monitoring modular.
Described outside support module comprises the first ring flange that middle part is provided with high pressure line joint, described first ring flange bottom is connected with the second ring flange by the upper support column vertically arranged, described second ring flange is connected with three-flange dish, and described three-flange dish is connected with the 4th ring flange by the lower support post vertically arranged.
Described hydraulic-driven module comprises the hydraulic motor being vertically fixed on marginal position between described first ring flange and the second ring flange by motor fixed plate, described motor fixed plate is fixedly connected with described upper support column, described hydraulic motor bottom is connected with reductor, flanged reductor, described flanged reductor bottom vertically connects described second ring flange by reductor fixed head, the bottom output shaft of described flanged reductor is connected with power transmission shaft by shaft coupling, described power transmission shaft is connected with the first pinion through the 4th ring flange, described first pinion is meshed with the ring gear be arranged in super-pressure circumgyration incision head module.
Described righting module comprises the first side plate and the second side plate that are parallel to each other, described first side plate is connected respectively by end winding support block with the both ends of the second side plate, hydraulic cylinder is fixedly installed between described first side plate and the second side plate, described hydraulic cylinder two ends are hinged with the locking jaw with the clamping of end winding support block respectively, and described locking jaw is flexibly connected with the first side plate and the second side plate.The marginal position of described righting module installation between described three-flange dish and the 4th ring flange, and parallel with the axis of described outside support module and hydraulic-driven module respectively.
Described super-pressure circumgyration incision head module comprises the rotary head urceolus be arranged between the 4th ring flange and the 5th ring flange, the middle inside of described rotary head urceolus is provided with annular protrusion, and described rotary head outer barrel is provided with the mandrel of upper outside band annular protrusion; Be provided with plane bearing and sliding bearing between the annular protrusion upper surface of described rotary head urceolus and the annular protrusion lower surface of described mandrel, between the annular protrusion lower surface of described rotary head urceolus and the 5th ring flange, be provided with sliding bearing, stop washer and round nut; Described mandrel top is meshed with the ring gear be arranged in rotary head urceolus, and bottom is connected with the 6th ring flange, and described 6th ring flange bottom is connected with nylon outer shell; Described mandrel inside is provided with the rotatory sealing with water under high pressure passage, described rotatory sealing top is connected with high pressure line joint by high pressure line, bottom rotatable portion is fixedly connected with mandrel, and bottom is connected with the L-type nozzle seat being arranged at nylon outer shell inside by high pressure line; The described nozzle carrier other end is connected with nozzle by nozzle fixed cover, and described nozzle fixed cover is connected with gas pipeline joint, and the nylon outer shell housing of nozzle fixed cover correspondence position is provided with through hole.
Described cutting speed monitoring modular comprises the angular transducer be fixed on by sensor stand on the 4th ring flange, the output shaft of described angular transducer is connected with sensor power transmission shaft by small-sized shaft coupling, described sensor power transmission shaft is connected with the second pinion, and described second pinion is meshed with the ring gear be arranged in rotary head urceolus.
Described first ring flange top is evenly provided with hanger.
The sidewall of described first ring flange is provided with the flat head screw of fixing high pressure line joint.
One end of described locking jaw and the clamping of end winding support block is provided with sawtooth.
Short support column is vertically installed with between described first side plate and the second side plate.
Described the nylon outer shell housing of through hole relative position is provided with wiring hole.
Be respectively arranged with axle sleeve between the contact surface of described power transmission shaft and three-flange dish and the 4th ring flange, described axle sleeve can be made up of tin bronze material.
Compared with prior art, the beneficial effect that technical scheme of the present invention is brought is:
(1) the present invention is by arranging righting module, when entering in sleeve pipe under the invention, can ensure to make the present invention can be fixed on assigned address all the time.
(2) the hydraulic-driven module arranged in the present invention, can drive super-pressure circumgyration incision head module to rotate, for the invention provides power.
(3) the cutting speed monitoring modular arranged in the present invention, can feed back on display instrument by the position signalling recorded, the anglec of rotation of Real-Time Monitoring super-pressure circumgyration incision head module.
(4) the present invention can directly be lowered into material to be cut inside, can realize carrying out integral cutting recovery from material to be cut inside.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the A-A profile of Fig. 1.
Fig. 3 is the generalized section of super-pressure circumgyration incision head module in the present invention.
Fig. 4 is the scheme of installation of cutting speed monitoring modular in the present invention.
Reference numeral: small-sized shaft coupling 42 sensor power transmission shaft 43 sensor stand 44 second pinion 45 second side plate of 1 hanger 2 first ring flange 3 upper support column 4 motor fixed plate 5 second ring flange 6 three-flange dish 7 lower support post 8 the 4th ring flange 9 rotary head urceolus 10 the 5th ring flange 11 the 6th ring flange 12 nylon outer shell 13 gas pipeline joint 14 nozzle fixed cover 15 nozzle 16 nozzle carrier 17 angular transducer 18 locking jaw 19 hydraulic cylinder 20 reductor flanged deceleration 22 reductor 23 hydraulic motor 24 high pressure line joint 25 flat head screw 26 shaft coupling 27 power transmission shaft 28 first pinion 29 ring gear 30 high pressure line 31 end winding support block 32 short support column 33 axle sleeve 34 first side plate 35 round nut 36 stop washer 37 sliding bearing 38 mandrel 39 plane bearing 40 rotatory sealing 41 of fixed head 21
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
Super-pressure abradant jet down-hole of the present invention cutting implement, comprises interconnective outside support module, hydraulic-driven module, righting module, super-pressure circumgyration incision head module and cutting speed monitoring modular.
Described outside support module comprises the first ring flange 2 that middle part is provided with high pressure line joint 24, the top of described first ring flange 2 can evenly be provided with hanger 1, the sidewall of described first ring flange 2 is provided with the flat head screw 25 for fixing high pressure line joint 24, the bottom of described first ring flange 2 is connected with the second ring flange 5 by the upper support column 3 that four homogeneous vertical are arranged, described upper support column 3 is perpendicular between described first ring flange 2 and the second ring flange 5, described second ring flange 5 by boss and flanged shaft to the three-flange dish 6 that has been located by connecting, and use straight pin radial location, described three-flange dish 6 is connected with the 4th ring flange 8 by the lower support post 7 that four homogeneous vertical are arranged.The described each parts of outside support module are all threaded connection without the need to welding, once there be parts damages fast changeable.
Described hydraulic-driven module comprises the hydraulic motor 23 being vertically arranged at marginal position between described first ring flange 2 and the second ring flange 5 by motor fixed plate 4, described motor fixed plate 4 is fixedly connected with described upper support column 3, described hydraulic motor 23 bottom is connected with reductor 22, flanged reductor 21, described flanged reductor 21 bottom vertically connects described second ring flange 5 by reductor fixed head 20, the bottom output shaft of described flanged reductor 21 is connected with power transmission shaft 27 by shaft coupling 26, described power transmission shaft 27 is connected with the first pinion 28, described first pinion 28 is meshed with the ring gear 29 be arranged in super-pressure circumgyration incision head module.Described power transmission shaft about 27 two ends are each passed through three-flange dish 6 and the 4th ring flange 8, can be respectively arranged with axle sleeve 33 between described power transmission shaft 27 and the contact surface of three-flange dish 6 and the 4th ring flange 8, and described axle sleeve 33 can be made up of tin bronze material.Described hydraulic-driven module linearly type is arranged, be positioned at internal edge eccentric position of the present invention, do not take the central axis space of outside support module, axis is parallel with outside support module centers axle.
Described righting module comprises the first side plate 34 and the second side plate 45 be parallel to each other, described first side plate 34 is connected respectively by end winding support block 31 with the both ends of the second side plate 45, short support column 32 can be vertically installed with between first side plate and the second side plate, hydraulic cylinder 19 is fixedly installed between described first side plate 34 and the second side plate 45, described hydraulic cylinder 19 two ends are hinged with the locking jaw 18 with end winding support block 31 clamping respectively, described locking jaw 18 is provided with sawtooth with one end of end winding support block 31 clamping, described locking jaw 18 is flexibly connected with the first side plate 34 and the second side plate 45 by bearing pin, described hydraulic cylinder 19 controls stretching out of locking jaw 18 and retract action.The marginal position of described righting module installation between described three-flange dish 6 and the 4th ring flange 8, is connected with orchid dish 36 and the 4th ring flange 8 respectively by bearing pin, and parallels with the axis of described outside support module and hydraulic-driven module respectively.
Described super-pressure circumgyration incision head module comprises and is fixedly installed on rotary head urceolus 9 between the 4th ring flange 8 and the 5th ring flange 10 by bearing pin, two end faces of described rotary head urceolus 9 can have O type circle groove, sealing area is formed in rotary head urceolus 9 inside, the middle inside of described rotary head urceolus is provided with annular protrusion, described rotary head urceolus 9 inside is provided with the mandrel 38 of upper outside band annular protrusion, i.e. the annular protrusion of rotary head urceolus 9 and the annular protrusion phase clamping of mandrel 38; Plane bearing 39 and sliding bearing 37 is provided with between the annular protrusion upper surface of described rotary head urceolus 9 and the annular protrusion lower surface of described mandrel 38, be provided with sliding bearing 37, stop washer 36 and round nut 35 between the annular protrusion lower surface of described rotary head urceolus 9 and the 5th ring flange 10, mandrel 38 carries out axial location by stop washer 36 and round nut 35.Described mandrel 38 top is meshed with the ring gear 29 being arranged at annular convex upper portion in rotary head urceolus, and bottom is connected with the 6th ring flange 11, and described 6th ring flange 11 bottom is connected with nylon outer shell 12.Described mandrel 38 inside is provided with the rotatory sealing 40 with water under high pressure passage, described rotatory sealing 40 top is connected with high pressure line joint 24 by high pressure line 30, bottom rotatable portion is fixedly connected with mandrel 38 by pin, bottom is connected with by high pressure line 30 the L-type nozzle seat 16 being arranged at nylon outer shell 12 inside, described high pressure line 30 is arranged vertically within central shaft of the present invention, without sweep.Described nozzle carrier 16 other end is connected with nozzle 15 by nozzle fixed cover 14, namely nozzle 15 is pressed on nozzle carrier 16 endoporus by nozzle fixed cover 14, described nozzle fixed cover 14 is connected with gas pipeline joint 13, and nylon outer shell 12 housing of nozzle fixed cover 14 correspondence position is provided with through hole, through hole can be circle, nylon outer shell 12 housing of through hole relative position is provided with wiring hole, and wiring hole can be rectangle.
Described cutting speed monitoring modular comprises the angular transducer 17 be fixed on by sensor stand 43 on the 4th ring flange 8, fix by bearing pin between sensor stand 43 and the 4th ring flange 8, the output shaft of described angular transducer 17 is connected with sensor power transmission shaft 42 by small-sized shaft coupling 41, described sensor power transmission shaft 42 is connected with the second pinion 44, and described second pinion 44 is meshed with the ring gear 29 be arranged in rotary head urceolus 9.
Operating pressure of the present invention can reach 250MPa, and basic parts all adopt 316 stainless steels, can arrange O RunddichtringO as required between each parts, and described O RunddichtringO can adopt fluorubber material.
Operation principle of the present invention: connect hanger 1 with steel wire rope, the present invention is transferred the designated depth to inside pipe casing, to hydraulic cylinder 19 fuel feeding, promotion piston rod extends, to the locking jaw 18 sawtooth end dieback at hydraulic cylinder 19 two ends be hinged on internal surface of sleeve pipe, keep the hydraulic fluid pressure in hydraulic cylinder 19 to be 11MPa, make the present invention can be fixed on assigned address all the time.
To hydraulic motor 23 injection liquid force feed, hydraulic motor 23 is driven to rotate, the output torque of hydraulic motor 23 is delivered on mandrel 38 by reductor 22, flanged reductor 21, shaft coupling 26, power transmission shaft 27, first pinion 28 and ring gear 29, makes mandrel 38 around central axis of the present invention.
Rotatory sealing 40 is divided into upper and lower two parts, and there is water under high pressure passage centre, and upper and lower part can rotate relatively, and top is connected with high pressure line 30, and it is inner that mandrel 38 centre bore is fixed in bottom.When mandrel 38 rotates, driven rotary seals 40 lower rotational, drives the 6th ring flange 11 and nylon outer shell 12 to rotate simultaneously.Nozzle 15 is installed in the space of nozzle carrier 16 and nozzle fixed cover 14 cooperation, with rotatory sealing 40 the latter half synchronous axial system, and can around central axis of the present invention.Nozzle fixed cover 14 is externally connected to gas pipeline joint 13, can form air cavity improve cutting efficiency during operation in nozzle 15 exit.Poured into the abrasive materials such as water sand mixture by high pressure line, in nozzle 15 rotary course, needs cutting part is cut.
Ring gear 29 is when rotating, and drive the second pinion 44 engaged with it to rotate, rotating speed will be delivered to angular transducer 17 by sensor power transmission shaft 42 and small-sized shaft coupling 41 by the second pinion 44.The position signalling recorded feeds back on display instrument by angular transducer 17, the anglec of rotation of Real-Time Monitoring super-pressure circumgyration incision head module.
Although be described function of the present invention and the course of work by reference to the accompanying drawings above; but the present invention is not limited to above-mentioned concrete function and the course of work; above-mentioned detailed description of the invention is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, can also make a lot of form, these all belong within protection of the present invention.
Claims (7)
1. a super-pressure abradant jet down-hole cutting implement, is characterized in that, comprises interconnective outside support module, hydraulic-driven module, righting module, super-pressure circumgyration incision head module and cutting speed monitoring modular.
Described outside support module comprises the first ring flange (2) that middle part is provided with high pressure line joint (24), described first ring flange (2) bottom is connected with the second ring flange (5) by the upper support column (3) vertically arranged, described second ring flange (5) is connected with three-flange dish (6), and described three-flange dish (6) is connected with the 4th ring flange (8) by the lower support post (7) vertically arranged.
Described hydraulic-driven module comprises the hydraulic motor (23) being vertically fixed on marginal position between described first ring flange (2) and the second ring flange (5) by motor fixed plate (4), described motor fixed plate (4) is fixedly connected with described upper support column (3), described hydraulic motor (23) bottom is connected with reductor (22), flanged reductor (21), described flanged reductor (21) bottom vertically connects described second ring flange (5) by reductor fixed head (20), the bottom output shaft of described flanged reductor (21) is connected with power transmission shaft (27) by shaft coupling (26), described power transmission shaft (27) is connected with the first pinion (28) through the 4th ring flange (8), described first pinion (28) is meshed with the ring gear (29) be arranged in super-pressure circumgyration incision head module.
Described righting module comprises the first side plate (34) and the second side plate (45) that are parallel to each other, described first side plate (34) is connected respectively by end winding support block (31) with the both ends of the second side plate (45), hydraulic cylinder (19) is fixedly installed between described first side plate (34) and the second side plate (45), described hydraulic cylinder (19) two ends are hinged with the locking jaw (18) with end winding support block (31) clamping respectively, and described locking jaw (18) is flexibly connected with the first side plate (34) and the second side plate (45).The marginal position of described righting module installation between described three-flange dish (6) and the 4th ring flange (8), and parallel with the axis of described outside support module and hydraulic-driven module respectively.
Described super-pressure circumgyration incision head module comprises the rotary head urceolus (9) be arranged between the 4th ring flange (8) and the 5th ring flange (10), the middle inside of described rotary head urceolus (9) is provided with annular protrusion, and described rotary head urceolus (9) inside is provided with the mandrel (38) of upper outside band annular protrusion; Be provided with plane bearing (39) and sliding bearing (37) between the annular protrusion upper surface of described rotary head urceolus (9) and the annular protrusion lower surface of described mandrel (38), between the annular protrusion lower surface of described rotary head urceolus (9) and the 5th ring flange (10), be provided with sliding bearing (37), stop washer (36) and round nut (35); Described mandrel (38) top is meshed with the ring gear (29) be arranged in rotary head urceolus (9), bottom is connected with the 6th ring flange (11), and described 6th ring flange (11) bottom is connected with nylon outer shell (12); Described mandrel (38) inside is provided with the rotatory sealing (40) with water under high pressure passage, described rotatory sealing (40) top is connected with high pressure line joint (24) by high pressure line (30), bottom rotatable portion is fixedly connected with mandrel (38), and bottom is connected with by high pressure line (30) and is arranged at the inner L-type nozzle seat (16) of nylon outer shell (12); Described nozzle carrier (16) other end is connected with nozzle (15) by nozzle fixed cover (14), described nozzle fixed cover (14) is connected with gas pipeline joint (13), and nylon outer shell (12) housing of nozzle fixed cover (14) correspondence position is provided with through hole.
Described cutting speed monitoring modular comprises the angular transducer (17) be fixed on by sensor stand (43) on the 4th ring flange (8), the output shaft of described angular transducer (17) is connected with sensor power transmission shaft (42) by small-sized shaft coupling (41), described sensor power transmission shaft (42) is connected with the second pinion (44), and described second pinion (44) is meshed with the ring gear (29) be arranged in rotary head urceolus (9).
2. super-pressure abradant jet down-hole according to claim 1 cutting implement, is characterized in that, described first ring flange (2) top is evenly provided with hanger (1).
3. super-pressure abradant jet down-hole according to claim 1 cutting implement, is characterized in that, the sidewall of described first ring flange (2) is provided with the flat head screw (25) of fixing high pressure line joint (24).
4. super-pressure abradant jet down-hole according to claim 1 cutting implement, is characterized in that, described locking jaw (18) is provided with sawtooth with one end of end winding support block (31) clamping.
5. super-pressure abradant jet down-hole according to claim 1 cutting implement, is characterized in that, is vertically installed with short support column (32) between described first side plate (34) and the second side plate (45).
6. super-pressure abradant jet down-hole according to claim 1 cutting implement, is characterized in that, described nylon outer shell (12) housing of through hole relative position is provided with wiring hole.
7. super-pressure abradant jet down-hole according to claim 1 cutting implement, it is characterized in that, be respectively arranged with axle sleeve (33) between the contact surface of described power transmission shaft (27) and three-flange dish (6) and the 4th ring flange (8), described axle sleeve (33) can be made up of tin bronze material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510537001.4A CN105108655B (en) | 2015-08-27 | 2015-08-27 | A kind of supertension abradant jet down-hole cutting implement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510537001.4A CN105108655B (en) | 2015-08-27 | 2015-08-27 | A kind of supertension abradant jet down-hole cutting implement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105108655A true CN105108655A (en) | 2015-12-02 |
| CN105108655B CN105108655B (en) | 2017-04-05 |
Family
ID=54656878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510537001.4A Active CN105108655B (en) | 2015-08-27 | 2015-08-27 | A kind of supertension abradant jet down-hole cutting implement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105108655B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119083A (en) * | 2018-02-11 | 2018-06-05 | 盘锦勇盛利石油科技开发有限公司 | A kind of hydraulic-driven well mouth oil pipe cutter |
| CN108393810A (en) * | 2018-03-06 | 2018-08-14 | 北京石油化工学院 | A kind of water knife imderwater cutting device monitored |
| CN110000710A (en) * | 2019-04-16 | 2019-07-12 | 中石化石油工程技术服务有限公司 | A kind of toggle tension type high -pressure water cutting executing agency |
| CN114370247A (en) * | 2021-11-30 | 2022-04-19 | 中海油能源发展股份有限公司 | Remain well head abrasive material efflux cutting appurtenance under water |
| CN114427367A (en) * | 2022-01-14 | 2022-05-03 | 中国石油大学(华东) | High-pressure abrasive jet cutting system and method in abandoned shaft of offshore oil production platform |
| CN114482895A (en) * | 2022-01-14 | 2022-05-13 | 中国石油大学(华东) | Ultrahigh-pressure abrasive jet cutting system and method for abandoned shaft of offshore oil production platform |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08187664A (en) * | 1994-11-04 | 1996-07-23 | Konoike Constr Ltd | Method and device for cut crushing of structure by water jet |
| RU2137915C1 (en) * | 1998-12-07 | 1999-09-20 | Андреев Владимир Кириллович | Device for perforation of cased well |
| CN2387264Y (en) * | 1999-04-16 | 2000-07-12 | 大庆石油管理局采油工艺研究所 | Water power cutting off tool |
| CN2580110Y (en) * | 2002-10-17 | 2003-10-15 | 石油大学(华东) | Underwell deep penetration perforation device of abrasive jet flow |
| CN1730241A (en) * | 2005-06-06 | 2006-02-08 | 中国海洋石油总公司 | Hydraulic spinning type controllable abrasive material jet cutting apparatus and operating method thereof |
| CN1877074A (en) * | 2005-06-08 | 2006-12-13 | 阮花 | Down-hole multiple radialized holes ultra-deep boring device by abrasive water jet |
| CN103334723A (en) * | 2013-07-09 | 2013-10-02 | 重庆大学 | Device and method for underground coal mine hydraulic slit cutting self-suction type material abrading jet flow generation |
-
2015
- 2015-08-27 CN CN201510537001.4A patent/CN105108655B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08187664A (en) * | 1994-11-04 | 1996-07-23 | Konoike Constr Ltd | Method and device for cut crushing of structure by water jet |
| RU2137915C1 (en) * | 1998-12-07 | 1999-09-20 | Андреев Владимир Кириллович | Device for perforation of cased well |
| CN2387264Y (en) * | 1999-04-16 | 2000-07-12 | 大庆石油管理局采油工艺研究所 | Water power cutting off tool |
| CN2580110Y (en) * | 2002-10-17 | 2003-10-15 | 石油大学(华东) | Underwell deep penetration perforation device of abrasive jet flow |
| CN1730241A (en) * | 2005-06-06 | 2006-02-08 | 中国海洋石油总公司 | Hydraulic spinning type controllable abrasive material jet cutting apparatus and operating method thereof |
| CN1877074A (en) * | 2005-06-08 | 2006-12-13 | 阮花 | Down-hole multiple radialized holes ultra-deep boring device by abrasive water jet |
| CN103334723A (en) * | 2013-07-09 | 2013-10-02 | 重庆大学 | Device and method for underground coal mine hydraulic slit cutting self-suction type material abrading jet flow generation |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119083A (en) * | 2018-02-11 | 2018-06-05 | 盘锦勇盛利石油科技开发有限公司 | A kind of hydraulic-driven well mouth oil pipe cutter |
| CN108119083B (en) * | 2018-02-11 | 2023-08-08 | 盘锦勇盛利石油科技开发有限公司 | Hydraulic drive well head oil pipe cutting knife |
| CN108393810A (en) * | 2018-03-06 | 2018-08-14 | 北京石油化工学院 | A kind of water knife imderwater cutting device monitored |
| CN110000710A (en) * | 2019-04-16 | 2019-07-12 | 中石化石油工程技术服务有限公司 | A kind of toggle tension type high -pressure water cutting executing agency |
| CN114370247A (en) * | 2021-11-30 | 2022-04-19 | 中海油能源发展股份有限公司 | Remain well head abrasive material efflux cutting appurtenance under water |
| CN114427367A (en) * | 2022-01-14 | 2022-05-03 | 中国石油大学(华东) | High-pressure abrasive jet cutting system and method in abandoned shaft of offshore oil production platform |
| CN114482895A (en) * | 2022-01-14 | 2022-05-13 | 中国石油大学(华东) | Ultrahigh-pressure abrasive jet cutting system and method for abandoned shaft of offshore oil production platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105108655B (en) | 2017-04-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105108655A (en) | Ultrahigh pressure abrasive jet downhole cutting machine tool | |
| CN110863491B (en) | Device and method for blowing mud of abandoned submarine pile pipe downwards and cutting mud | |
| US10801292B2 (en) | Blowout preventer stack | |
| CN103015947B (en) | The solution of out-of-control high-pressure petroleum blowout | |
| CN2820441Y (en) | Hydropower self rotary controllable abradant jet flow cutting device | |
| CN102747975B (en) | Deepwater turbine abandoned well cutting device | |
| CN110700784A (en) | Electric control downhole pipe cutting tool | |
| CN105822304A (en) | Directional hydraulic power grooving remote control method for gob-side entry top cutting and pressure discharging | |
| CN113073950A (en) | Under-pressure overhaul operation machine and process method for oil well, water well and gas well | |
| CN102747977A (en) | Internal cutting device of hydraulic sleeve | |
| US20130058732A1 (en) | Device for remote-controlled, submarine machining unit | |
| CN202745782U (en) | Internal cutting device of hydraulic sleeve | |
| CN210650249U (en) | Novel ocean deep water cutting equipment | |
| CN109779557A (en) | A kind of portable pit shaft cutter device | |
| CN110130847B (en) | Cable transmission downhole gear type tapping tool | |
| CN210650250U (en) | Deep water pipeline cutting equipment adopting rotary pendulum for positioning | |
| CN207660575U (en) | A kind of portable pit shaft cutter device | |
| CN203317037U (en) | Pressurized pipeline tapping machine | |
| CN202745780U (en) | Cutting device of deepwater turbine abandoned well | |
| CN114704217A (en) | Annular hydraulic locking type rotary control head device | |
| CN205147387U (en) | Novel tapping machine is pressed in water sword cutting pipeline area | |
| CN114482895A (en) | Ultrahigh-pressure abrasive jet cutting system and method for abandoned shaft of offshore oil production platform | |
| CN104018838B (en) | A kind of automatically controlled single action for hydraulic borehole mining is stretched drilling tool | |
| CN109915046B (en) | Rotary seal loading process and device for minor repair operation | |
| CN205422713U (en) | Along directional water conservancy grooving remote control device of empty tunnel roof cutting release |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: CNOOC Energy Development Co., Ltd. Patentee after: China Offshore Oil Group Co., Ltd. Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee before: CNOOC Energy Development Co., Ltd. Patentee before: China National Offshore Oil Corporation |