CN205117265U - Cable formula electrohydraulic control cuts piping tool - Google Patents
Cable formula electrohydraulic control cuts piping tool Download PDFInfo
- Publication number
- CN205117265U CN205117265U CN201520924526.9U CN201520924526U CN205117265U CN 205117265 U CN205117265 U CN 205117265U CN 201520924526 U CN201520924526 U CN 201520924526U CN 205117265 U CN205117265 U CN 205117265U
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- cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C1/00—Milling machines not designed for particular work or special operations
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B29/00—Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
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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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model relates to a cable formula electrohydraulic control cuts piping tool, including anchor module and cutting module, anchor module setting is at the rear portion, and module setting is in the front portion in the cutting, the anchor module comprises electric liquid oil sources device, ambient pressure balancing unit, electric liquid drive control device and anchor final controlling element, through this technical scheme, adopt the modularized design, utilize the characteristics that electric liquid system power -weight ratio is big, the off -load is convenient, utilize the new blade mechanism of feeding to realize that the anchor power output is big and controllable, convenient characteristics are retrieved to the trouble, possess anchor state pretension function, make the anchor lose efficacy and then improve the characteristic of cutting operation stability in order to prevent extraneous vibration, possess the big characteristics of cutting scope nargin, avoid casing deformation in the pit and result in the cutting work circumstances separated but still in each other's thoughts. The radial maximum diameter of blade cutting is 1.97 with the tool bit diameter ratio: 1, through adopting the modularized design, have higher interchangeability and easy maintenance's characteristics.
Description
Technical field
The utility model relates to cable type pipe cutting instrument under a kind of oil well, particularly relates to a kind of cable type electrichydraulic control pipe cutting instrument.
Background technology
The major design source of down-hole pipe cutting tools production, for oil gas field radially horizontal well, sidetrack horizontal well, reparation casing damaged well, waste drilling platform, and the demand of coal bed gas, underground heat, natural gas, shale gas, steam well and salt well etc., there are wide market prospects.
Current, the cutting technique that can be used for above-mentioned occasion both at home and abroad mainly contains cumulative blasting, chemical cleavage, diamond cut rope walking or dancing art, abrasive water jet Flow Technique and machine cuts etc., wherein machine cuts is a kind of more traditional casing-pipe cutting method, structure is simple, easy processing and manufacturing and cost is low, but existing technological means and before the more than ten years difference little, and there is many weak points, existing mechanical cutter is larger owing to vibrating in cutting process, cutter is easily eccentric and lack reliable fault take-back model, make cutting efficiency lower, main cause is anchoring poor stability, the flexibility of fault take-back model is low to be caused, with the electronic Casing-Cutting instrument (EP1241321B1 of SUNDEX company of Britain development, US6868901B2) be representative, this instrument has safety, clean, controlled and precision advantages of higher, but there is anchored force minor adjustment difficulty in this system, and fault is recycled into the shortcomings such as power is low, there is cut coverage nargin little Yi in addition and cause cutting situation separated but still in each other's thoughts, be difficult to cutting operation is carried out smoothly.
Utility model content
In view of this, main purpose of the present utility model is to provide a kind of cable type electrichydraulic control pipe cutting instrument, electrichydraulic control mode is adopted to produce anchored force by the technical program, it is convenient that this anchored force is large and controlled, fault reclaims, possess the feature that cut coverage nargin is large simultaneously, thus effectively compensate for the deficiencies in the prior art.
In order to achieve the above object, the technical solution of the utility model is achieved in that a kind of cable type electrichydraulic control pipe cutting instrument, comprise anchoring module and cutting module, described anchoring module installation is at rear portion, cutting module is arranged on front portion, described anchoring module is by electric liquid oil source apparatus, environment stress bascule, electricity liquid driving control device and anchoring actuating unit are formed, described electric liquid oil source apparatus is by anchoring motor, anchoring motor reducer and hydraulic pump are formed, described anchoring motor is connected with hydraulic pump by anchoring motor reducer, described environment stress bascule is by environmental balance piston joint, anchoring net-filter assembly, anchoring environment stress balancing spring, fuel tank and anchoring piston component are formed, described anchoring net-filter assembly is arranged on environment stress dummy piston joint, anchoring environment stress balancing spring is provided with between anchoring piston component and environment stress dummy piston joint, anchoring motor pump chamber after anchoring piston component is fuel tank, described electric liquid driving control device is by one way valve, overflow valve, two-position two-way solenoid valve, two-position three way magnetic valve and hydraulic two-way lock are formed, described check valve inlet is connected on hydraulic pump outlet, one-way valved outlet bypass connects overflow valve, one-way valved outlet working connection is connected in parallel the A mouth of two two-position three way magnetic valves, each two position three-way valve P mouth all connects a hydraulic control one-way valve and two position three-way valve T mouth is communicated with fuel tank, two hydraulic control one-way valves form hydraulic bidirectional lock construction, two fluid-control one-way valve outlet ports are imported and exported with hydraulic cylinder and are connected, the rodless cavity of described hydraulic cylinder is connected with two-position two-way solenoid valve, hydraulic cylinder is connected with anchoring actuating unit.
The anchoring actuating unit of described anchoring module is by follower lever, big spring block, big spring, little spring block, little spring, outer pushing cylinder, lower crank linkage and upper crank-link mechanism are formed, the front end of described follower lever is connected with hydraulic cylinder piston rod end, by being provided with great circle shell of column and roundlet shell of column after forward direction on follower lever, described big spring block, big spring and little spring block, little spring is set on great circle shell of column corresponding to follower lever and roundlet shell of column, the front end of described big spring and little spring is pressed on follower lever respectively, the rear end of big spring and little spring is pressed on corresponding big spring block and little spring block respectively, described big spring block is connected with lower crank linkage respectively by outer pushing cylinder, described little spring block is connected with upper crank-link mechanism.
The rigidity of described big spring is greater than the spring rate of little spring.
Described cutting module is by cutting driving device, immersion oil motor environment stress bascule and cutting actuating unit are formed, described cutting driving device includes cutting motor, cutting reducer and main rotating shaft, described cutting motor is connected with main rotating shaft by cutting reducer, described cutting actuating unit comprises cutter head main shaft, torque limiter is taken turns, relative fixed gear, planetary gear, bevel gear Meshing Pair, rotary screw, screw, blade holder and blade, described cutter head main shaft is connected with the main rotating shaft in cutting driving device, torque limiter wheel is coaxially arranged on the outside of the main rotating shaft in cutting driving device, the end winding support of torque limiter wheel is provided with relative fixed gear, relative fixed gear is connected with rotary screw with bevel gear Meshing Pair by planetary gear, screw is fixed in blade holder, rotary screw spinning is on screw, blade is fixed in blade holder.
In the cutting actuating unit of described cutting module, also comprise torque setting assembly, described torque setting assembly acts on the external surface of torque limiter wheel.
Immersion oil motor environment stress bascule in described cutting module is formed by cutting net-filter assembly, cutting sealing circle, cutting dummy piston joint and cutting spring, described cutting net-filter assembly is arranged on cutting dummy piston joint, is provided with cutting spring between cutting dummy piston joint and cutting piston component.
The radial maximum gauge of described blade cuts and tool bit diameter are than being 1.97:1.
Beneficial effect after employing technique scheme is: a kind of downhole cable formula electrichydraulic control pipe cutting instrument, pass through the technical program, adopt modularized design, utilize electrohydraulic system power-weight ratio large, off-load is feature easily, utilize new blade feeding mechanism, to realize anchoring High power output and controlled, fault reclaims feature easily, possesses anchoring status pretension function, make fastening invalidation to prevent extraneous vibration and then improve the characteristic of cutting operation stability, possesses the feature that cut coverage nargin is large, down-hole casing is avoided to be out of shape and to cause cutting work situation separated but still in each other's thoughts.The radial maximum gauge of described blade cuts and tool bit diameter, than being 1.97:1, by adopting modularized design, have higher interchangeability and feature easy to maintenance.
Accompanying drawing explanation
Fig. 1 is front-end architecture schematic diagram of the present utility model.
Fig. 2 is that leading portion A-A of the present utility model is to sectional structure schematic diagram.
Fig. 3 is that leading portion B-B of the present utility model is to sectional structure schematic diagram.
Fig. 4 is that stage casing A-A of the present utility model is to sectional structure schematic diagram.
Fig. 5 is that stage casing B-B of the present utility model is to sectional structure schematic diagram.
Fig. 6 is that back segment A-A of the present utility model is to sectional structure schematic diagram.
Fig. 7 is that back segment B-B of the present utility model is to sectional structure schematic diagram.
In figure, 1 anchoring motor, 2 anchoring motor reducers, 3 hydraulic pumps, 4 environment stress dummy piston joints, 5 anchoring net-filter assemblies, 6 anchoring environment stress balancing springs, 7 fuel tanks, 8 anchoring piston components, 9 balancing spring chamber 10 one way valves, 11 overflow valves, 12 two-position two-way solenoid valves, 13 two-position three way magnetic valves, 14 hydraulic control one-way valves, 15 hydraulic cylinders, 16 follower levers, 17 big spring blocks, 18 big springs, 19 little spring blocks, 20 little springs, 21 outer pushing cylinders, 22 lower crank linkages, crank-link mechanism on 23 (big crank under), 24 cutting motors, 25 cutting reducers, 26 main rotating shafts, 27 cutter head main shafts, 28 torque limiter wheels, 29 relative fixed gears, 30 planetary gears, 31 bevel gear Meshing Pair, 32 rotary screws, 33 screws, 34 blade holder, 35 blades, 36 torque setting assemblies, 37 cutting net-filter assemblies, 38 cutting piston components, 39 cutting dummy piston joints, 40 cutting springs.
Detailed description of the invention
Below in conjunction with accompanying drawing, specific embodiment in the utility model is described in further detail.
As shown in Fig. 1-Fig. 7, the cable type electrichydraulic control pipe cutting instrument that the utility model relates to, comprise anchoring module and cutting module, described anchoring module installation is at rear portion, cutting module is arranged on front portion, described anchoring module is by electric liquid oil source apparatus, environment stress bascule, electricity liquid driving control device and anchoring actuating unit are formed, described electric liquid oil source apparatus is by anchoring motor 1, anchoring motor reducer 2 and hydraulic pump 3 are formed, described anchoring motor 1 is connected with hydraulic pump 3 by anchoring motor reducer 2, described environment stress bascule is by environmental balance piston joint 4, anchoring net-filter assembly 5, anchoring environment stress balancing spring 6, fuel tank 7 and anchoring piston component 8 are formed, described anchoring net-filter assembly 5 is arranged on environment stress dummy piston joint 4, anchoring environment stress balancing spring 6 is provided with between anchoring piston component 8 and environment stress dummy piston joint 4, anchoring motor pump chamber after anchoring piston component 8 is fuel tank 7, described electric liquid driving control device is by one way valve 10, overflow valve 11, two-position two-way solenoid valve 12, two-position three way magnetic valve 13 and hydraulic two-way lock are formed, the import of described one way valve 10 is connected to hydraulic pump 3 and exports, one way valve 10 exports bypass and connects overflow valve 11, one way valve 11 exports the A mouth that working connection is connected in parallel two two-position three way magnetic valves 13, the T mouth that the P mouth of each two position three-way valve 13 all connects a hydraulic control one-way valve 14 and two position three-way valve 13 is communicated with fuel tank 7, two hydraulic control one-way valves 14 form hydraulic bidirectional lock construction, two hydraulic control one-way valve 14 outlets are imported and exported with hydraulic cylinder 15 and are connected, the rodless cavity of described hydraulic cylinder 15 is connected with two-position two-way solenoid valve 12, hydraulic cylinder 15 is connected with anchoring actuating unit.
The anchoring actuating unit of described anchoring module is by follower lever 16, big spring block 17, big spring 18, little spring block 19, little spring 20, outer pushing cylinder 21, lower crank linkage 22 and upper crank-link mechanism 23 are formed, the front end of described follower lever 16 is connected with hydraulic cylinder 15 piston-rod end, by being provided with great circle shell of column and roundlet shell of column after forward direction on follower lever 16, described big spring block 17, big spring 18 and little spring block 19, little spring 20 is set on great circle shell of column corresponding to follower lever 16 and roundlet shell of column, the front end of described big spring 18 and little spring 20 is pressed on follower lever 16 respectively, the rear end of big spring 18 and little spring 20 is pressed on corresponding big spring block 17 and little spring block 19 respectively, described big spring block 17 is connected with lower crank linkage 22 respectively by outer pushing cylinder 21, described little spring block 19 is connected with upper crank-link mechanism 23.
The rigidity of described big spring 18 is greater than the spring rate of little spring 20.
Described cutting module is by cutting driving device, immersion oil motor environment stress bascule and cutting actuating unit are formed, described cutting driving device includes cutting motor 24, cutting reducer 25 and main rotating shaft 26, described cutting motor 24 is connected with main rotating shaft 26 by cutting reducer 25, described cutting actuating unit comprises cutter head main shaft 27, torque limiter wheel 28, relative fixed gear 29, planetary gear 30, bevel gear Meshing Pair 31, rotary screw 32, screw 33, blade holder 34 and blade 35, described cutter head main shaft 27 is connected with the main rotating shaft 26 in cutting driving device, torque limiter wheel 28 is coaxially arranged on the outside of the main rotating shaft 26 in cutting driving device, the end winding support of torque limiter wheel 28 is provided with relative fixed gear 29, relative fixed gear 29 is connected with rotary screw 32 with bevel gear Meshing Pair 31 by planetary gear 30, screw 33 is fixed in blade holder 34, rotary screw 32 spinning is on screw 33, blade 35 is fixed in blade holder 34.
In the cutting actuating unit of described cutting module, also comprise torque setting assembly 36, described torque setting assembly 36 acts on the external surface of torque limiter wheel 28.
Immersion oil motor environment stress bascule in described cutting module is formed by cutting net-filter assembly 37, cutting dummy piston joint 39 and cutting spring 40, described cutting net-filter assembly 37 is arranged on cutting dummy piston joint 39, is provided with and cuts spring 40 between cutting dummy piston joint 39 and cutting piston component 38.
The radial maximum gauge of described blade cuts and tool bit diameter are than being 1.97:1.
After cable type electrichydraulic control pipe cutting instrument is lowered into down-hole assigned address, well liquid enters balancing spring chamber 9 by anchoring net-filter assembly 5, certain precompressed is had during fuel tank 7 oiling, anchoring environmental balance spring 6 is compressed, by anchoring piston component 8, make fuel tank 7 not affect hydraulic system power output under environment stress effect, namely make hydraulic cylinder 15 piston rod power output not affect by environment stress, guarantee still have certain back pressure to be beneficial to hydraulic pump 3 suction operation simultaneously, ground control unit provides command signal and drives two-position two-way solenoid valve 12, and make it to be in lasting "on" position, anchoring motor 1 starts running to setting speed, anchoring motor 1 is connected with anchoring motor reducer 2 and drives hydraulic pump 3, hydraulic pump 3 outlet pressure oil is by one way valve 10, wherein overflow valve 11 guarantees that hydraulic pump 3 avoids instantaneous large loading effect normally to work, and one way valve 10 outlet pressure oil two two-position three way magnetic valves 13 in parallel, form hydraulic bidirectional lock construction with two hydraulic control one-way valves 14, surface command signal output order makes two-position three way magnetic valve 13 energising open valve, one way valve 10 outlet is communicated with a hydraulic control one-way valve 14, make hydraulic oil open a hydraulic control one-way valve 14 and enter hydraulic cylinder 15 rodless cavity, now another two-position three way magnetic valve 13 is in power-off valve-closed state, another hydraulic control one-way valve 14 reverse opening under the effect of hydraulic control power makes hydraulic cylinder 15 rod chamber by another two-position three way magnetic valve 13 oil return, follower lever 16 passes through big spring 18 successively under the driving of hydraulic cylinder 15 piston rod, the outer pushing cylinder 21 of big spring block 17 drives lower crank linkage 22 to launch, and by little spring 20, little spring block 19, lower crank linkage 22 is driven to launch, then ground control instruction sends signal and makes another two-position three way magnetic valve 13 power-off, hydraulic cylinder 15 piston rod position is locked under the reversible lock situation that hydraulic cylinder 15 forms at two hydraulic control one-way valves 14, realize cable pipe cutting instrument anchoring work.
After this, surface command signal sends order-driven cutting motor 24 and works, cutting motor 24 exports setting speed and is delivered on main rotating shaft 26 by rotary motion after cutting reducer 25 slows down, main rotating shaft 26 is fixedly connected with cutter head main shaft 27, along with main rotating shaft 26 rotates, Timing Belt cutting blade 35 does pivotal cutting movement, the radial feed of blade 35 moves through torque limiter wheel 28, torque setting assembly 36, relative fixed gear 29, planetary gear 30, bevel gear Meshing Pair 31 and rotary screw 32, screw 33 and blade holder 34 realize the transmission of power and the automatic adjustment of moment of torsion, launch gradually.Casing-Cutting is started, until cut complete after blade 35 is deployed into internal surface of sleeve pipe; After cutting, ground control unit sends instruction and makes to drive cutting motor 24 to stop operating, and then drives cutting motor 24 to reverse, makes blade 35 bounce back to original state, and ground control unit sends instruction to be stopped driving cutting motor 24, prepares recovery instrument.
Then ground control unit sends order-driven anchoring motor 1 and starts running to setting speed, then ground control unit provides command signal and drives another two-position three way magnetic valve 13, and make it to be in lasting "on" position, one way valve 10 outlet is communicated with another hydraulic control one-way valve 14, make hydraulic oil open another hydraulic control one-way valve 14 and enter hydraulic cylinder 15 rod chamber, now a two-position three way magnetic valve 13 is in power-off valve-closed state, a hydraulic control one-way valve 14 reverse opening under the effect of hydraulic control power makes hydraulic cylinder 15 rodless cavity by the oil return of a two-position three way magnetic valve 13, follower lever 16 passes through big spring 18 successively under the driving of hydraulic cylinder 15 piston rod, the outer pushing cylinder 21 of big spring block 17 drives lower crank linkage 22 to bounce back, and by little spring 20, little spring block 19 drives upper crank-link mechanism 23 to bounce back, then ground control instruction sends signal and makes another two-position three way magnetic valve 13 power-off, realize cable pipe cutting instrument and remove anchoring, for cable pipe cutting instrument reclaims ready.
Described two-position two-way solenoid valve 12 is Unloading Effect initiatively, all the time "on" position is in cable pipe cutting instrument cutting process, when there is chance failure and need propose from down-hole in cable pipe cutting instrument, make two-position two-way solenoid valve 12 power-off, lower crank linkage 22 and upper crank-link mechanism 23 just can be made easily to bounce back, realize removing anchoring action.
Work carry out Casing-Cutting blade cuts power excessive time; torque setting assembly 36 loses the fixing control to torque limiter wheel 28; cause and rotate relative to fixed gear 29 generation; reduce the velocity of rotation of planetary gear 30; thus reduce the radial feed speed of blade holder 34; reduce cutting force, effectively serve the effect of protection blade 35 and equipment.
The above, be only better possible embodiments of the present utility model, and be not used to limit scope of the present utility model.
Claims (7)
1. a cable type electrichydraulic control pipe cutting instrument, comprise anchoring module and cutting module, described anchoring module installation is at rear portion, cutting module is arranged on front portion, it is characterized in that, described anchoring module is by electric liquid oil source apparatus, environment stress bascule, electricity liquid driving control device and anchoring actuating unit are formed, described electric liquid oil source apparatus is by anchoring motor, anchoring motor reducer and hydraulic pump are formed, described anchoring motor is connected with hydraulic pump by anchoring motor reducer, described environment stress bascule is by environment stress dummy piston joint, anchoring net-filter assembly, anchoring environment stress balancing spring, fuel tank and anchoring piston component are formed, described anchoring net-filter assembly is arranged on environment stress dummy piston joint, anchoring environment stress balancing spring is provided with between anchoring piston component and environment stress dummy piston joint, anchoring motor pump chamber after anchoring piston component is fuel tank, described electric liquid driving control device is by one way valve, overflow valve, two-position two-way solenoid valve, two-position three way magnetic valve and hydraulic two-way lock are formed, described check valve inlet is connected on hydraulic pump outlet, one-way valved outlet bypass connects overflow valve, one-way valved outlet working connection is connected in parallel the A mouth of two two-position three way magnetic valves, each two position three-way valve P mouth all connects a hydraulic control one-way valve and two position three-way valve T mouth is communicated with fuel tank, two hydraulic control one-way valves form hydraulic bidirectional lock construction, two fluid-control one-way valve outlet ports are imported and exported with hydraulic cylinder and are connected, the rodless cavity of described hydraulic cylinder is connected with two-position two-way solenoid valve, hydraulic cylinder is connected with anchoring actuating unit.
2. cable type electrichydraulic control pipe cutting instrument according to claim 1, it is characterized in that, the anchoring actuating unit of described anchoring module is by follower lever, big spring block, big spring, little spring block, little spring, outer pushing cylinder, lower crank linkage and upper crank-link mechanism are formed, the front end of described follower lever is connected with hydraulic cylinder piston rod end, by being provided with great circle shell of column and roundlet shell of column after forward direction on follower lever, described big spring block, big spring and little spring block, little spring is set on great circle shell of column corresponding to follower lever and roundlet shell of column, the front end of described big spring and little spring is pressed on follower lever respectively, the rear end of big spring and little spring is pressed on corresponding big spring block and little spring block respectively, described big spring block is connected with lower crank linkage respectively by outer pushing cylinder, described little spring block is connected with upper crank-link mechanism.
3. cable type electrichydraulic control pipe cutting instrument according to claim 2, it is characterized in that, the rigidity of described big spring is greater than the spring rate of little spring.
4. cable type electrichydraulic control pipe cutting instrument according to claim 1, it is characterized in that, described cutting module is by cutting driving device, immersion oil motor environment stress bascule and cutting actuating unit are formed, described cutting driving device includes cutting motor, cutting reducer and main rotating shaft, described cutting motor is connected with main rotating shaft by cutting reducer, described cutting actuating unit comprises cutter head main shaft, torque limiter is taken turns, relative fixed gear, planetary gear, bevel gear Meshing Pair, rotary screw, screw, blade holder and blade, described cutter head main shaft is connected with the main rotating shaft in cutting driving device, torque limiter wheel is coaxially arranged on the outside of the main rotating shaft in cutting driving device, the end winding support of torque limiter wheel is provided with relative fixed gear, relative fixed gear is connected with rotary screw with bevel gear Meshing Pair by planetary gear, screw is fixed in blade holder, rotary screw spinning is on screw, blade is fixed in blade holder.
5. cable type electrichydraulic control pipe cutting instrument according to claim 4, is characterized in that, in the cutting actuating unit of described cutting module, also comprise torque setting assembly, and described torque setting assembly acts on the external surface of torque limiter wheel.
6. cable type electrichydraulic control pipe cutting instrument according to claim 4, it is characterized in that, immersion oil motor environment stress bascule in described cutting module is formed by cutting net-filter assembly, cutting dummy piston joint and cutting spring, described cutting net-filter assembly is arranged on cutting dummy piston joint, is provided with cutting spring between cutting dummy piston joint and cutting piston component.
7. cable type electrichydraulic control pipe cutting instrument according to claim 4, is characterized in that, the radial maximum gauge of described blade cuts and tool bit diameter are than being 1.97:1.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520924526.9U CN205117265U (en) | 2015-11-19 | 2015-11-19 | Cable formula electrohydraulic control cuts piping tool |
| PCT/CN2016/076347 WO2017084226A1 (en) | 2015-11-19 | 2016-03-15 | Cable-type electrohydraulic control pipe cutting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520924526.9U CN205117265U (en) | 2015-11-19 | 2015-11-19 | Cable formula electrohydraulic control cuts piping tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205117265U true CN205117265U (en) | 2016-03-30 |
Family
ID=55572884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520924526.9U Withdrawn - After Issue CN205117265U (en) | 2015-11-19 | 2015-11-19 | Cable formula electrohydraulic control cuts piping tool |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN205117265U (en) |
| WO (1) | WO2017084226A1 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105401900A (en) * | 2015-11-19 | 2016-03-16 | 北京美高科技发展有限公司 | Cable type electrohydraulic control pipe cutting tool |
| CN106121572B (en) * | 2016-08-22 | 2018-05-18 | 王莉 | Fusible formula safety joint instrument |
| CN109281653A (en) * | 2017-07-19 | 2019-01-29 | 中国科学院声学研究所 | A kind of borehole wall defect classifying identification method based on cylinder ultrasonic phase array |
| CN109281652A (en) * | 2017-07-19 | 2019-01-29 | 中国科学院声学研究所 | A kind of borehole wall imaging system based on cylinder ultrasonic phase array |
| CN109281650A (en) * | 2017-07-19 | 2019-01-29 | 中国科学院声学研究所 | A kind of borehole wall real time imagery method based on cylinder ultrasonic phase array |
| CN114427365A (en) * | 2020-10-29 | 2022-05-03 | 中国石油化工股份有限公司 | Remote control pipe cutting device and cutting method using cable as transmission carrier |
| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101599089B1 (en) | 2008-08-13 | 2016-03-02 | 메타베이시스 테라퓨틱스, 인크. | Glucagon antagonists |
| JP2017519000A (en) | 2014-06-12 | 2017-07-13 | リガンド・ファーマシューティカルズ・インコーポレイテッド | Glucagon antagonist |
| CN114607303A (en) * | 2020-12-09 | 2022-06-10 | 中海油能源发展股份有限公司 | Electrically-driven underground oil pipe internal cutting tool |
| CN113738299A (en) * | 2021-08-18 | 2021-12-03 | 西南石油大学 | Downhole pipe column cutting tool |
| CN115263220B (en) * | 2022-09-23 | 2022-12-13 | 西南石油大学 | Cutting tool in chuck anchoring type production pipe column |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3859877A (en) * | 1972-06-23 | 1975-01-14 | Dnd Corp | Inside pipe cutter apparatus |
| GB2373266B (en) * | 2001-03-13 | 2004-08-18 | Sondex Ltd | Apparatus for anchoring a tool within a tubular |
| CN102513645B (en) * | 2011-11-14 | 2015-06-03 | 中国石油大学(华东) | Deep water casing cutting device based on electric arc cutting |
| CN202417373U (en) * | 2011-12-30 | 2012-09-05 | 北京捷威思特科技有限公司 | Underground cutter |
| CN102747977A (en) * | 2012-07-20 | 2012-10-24 | 长江大学 | Internal cutting device of hydraulic sleeve |
| CN204386533U (en) * | 2015-01-14 | 2015-06-10 | 中国石油大学(华东) | A kind of down-hole cutter sweep |
| CN105401900B (en) * | 2015-11-19 | 2017-12-05 | 北京美高科技发展有限公司 | Cable type electrichydraulic control pipe cutting instrument |
-
2015
- 2015-11-19 CN CN201520924526.9U patent/CN205117265U/en not_active Withdrawn - After Issue
-
2016
- 2016-03-15 WO PCT/CN2016/076347 patent/WO2017084226A1/en active Application Filing
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105401900A (en) * | 2015-11-19 | 2016-03-16 | 北京美高科技发展有限公司 | Cable type electrohydraulic control pipe cutting tool |
| CN105401900B (en) * | 2015-11-19 | 2017-12-05 | 北京美高科技发展有限公司 | Cable type electrichydraulic control pipe cutting instrument |
| CN106121572B (en) * | 2016-08-22 | 2018-05-18 | 王莉 | Fusible formula safety joint instrument |
| CN109281653A (en) * | 2017-07-19 | 2019-01-29 | 中国科学院声学研究所 | A kind of borehole wall defect classifying identification method based on cylinder ultrasonic phase array |
| CN109281652A (en) * | 2017-07-19 | 2019-01-29 | 中国科学院声学研究所 | A kind of borehole wall imaging system based on cylinder ultrasonic phase array |
| CN109281650A (en) * | 2017-07-19 | 2019-01-29 | 中国科学院声学研究所 | A kind of borehole wall real time imagery method based on cylinder ultrasonic phase array |
| CN114427365A (en) * | 2020-10-29 | 2022-05-03 | 中国石油化工股份有限公司 | Remote control pipe cutting device and cutting method using cable as transmission carrier |
| 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 |
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| Publication number | Publication date |
|---|---|
| WO2017084226A1 (en) | 2017-05-26 |
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Granted publication date: 20160330 Effective date of abandoning: 20171205 |