CN204571896U - A kind of pressure-bearing cutting tubular column unit - Google Patents
A kind of pressure-bearing cutting tubular column unit Download PDFInfo
- Publication number
- CN204571896U CN204571896U CN201520046359.2U CN201520046359U CN204571896U CN 204571896 U CN204571896 U CN 204571896U CN 201520046359 U CN201520046359 U CN 201520046359U CN 204571896 U CN204571896 U CN 204571896U
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- cutting
- cutting tool
- pressure
- drive link
- flange
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Abstract
The utility model provides a kind of pressure-bearing to cut tubular column unit, and comprise housing, cutting tool, hydraulic-driven head and manual joystick, the two ends up and down of its middle shell are connected by upper flange, lower flange and well head four-way and blowout preventer set and are formed seal cavity; The side of housing is provided with blank flange and end flange, to be driven be connected with the first body of hydraulic-driven after the power transmission shaft be connected stretches into the inside of end flange by driving head, the drive link that surges with cutting tool; Described manual joystick comprises again handwheel, manual transmission bar and leading screw three part, wherein the rotating shaft of handwheel after stretching into the inside of end flange manually drive link, leading screw be directly or indirectly connected with cutting tool, and then control the movable of cutting tool.The utility model cuts tubing string in well under achieving situation with pressure near well head, and cutting section is neat, and cutting speed is fast, can coordinate implement with pressure in situation with pressure, complete the operation of segmentation cutting lift pipe string.
Description
Technical field
The utility model relates to a kind of Oil Field power tool, is specifically related to a kind of pressure-bearing cutting tubular column unit.
Background technology
In hydraulic oil, gas, well drilling and repairing well process, owing to being subject to situation, well inner high voltage, the blowout preventer device-restrictive of pipe column tools in well, part tubing string in well and instrument cannot in situation with pressure by normal flow chart one by one shackle trip out, the mode segmentation of cutting must be taked to trip out.The requirement of above-mentioned lift pipe string under current existing mechanical type internal cutter, mechanical type external cutter, hydraulic external cutter, cumulative (blast) cutting tool and cutting technique cannot meet situation with pressure.
Utility model content
For above deficiency, the utility model provides a kind of pressure-bearing to cut tubular column unit, realizes cutting the tubing string of situation different in well, tool string in situation with pressure.
The technical solution of the utility model: a kind of pressure-bearing cutting tubular column unit, comprise housing, cutting tool, hydraulic-driven head and manual joystick, the two ends up and down of its middle shell are connected by upper flange, lower flange and well head four-way and blowout preventer set and are formed seal cavity; The side of housing is provided with blank flange and end flange, to be driven with cutting tool by driving head, the drive link that surges after the power transmission shaft be connected with the first body of hydraulic-driven stretches into the inside of end flange and be connected, described hydraulic-driven head is connected with external hydraulic system by hydraulic pressure pipeline fast joint; Described manual joystick comprises again handwheel, manual transmission bar and leading screw three part, wherein adopt between manual transmission bar and leading screw and be fixedly connected with, after the inside of end flange is stretched in the rotating shaft of handwheel, manually drive link, leading screw are directly or indirectly connected with cutting tool, and then control the movable of cutting tool.A stop is respectively provided with in two ends of leading screw.
Described power transmission shaft with driving the concrete structure be connected between cutting tool is: cutting tool is arranged on one end of driving head, the other end of driving head is designed to recessed six side's connecting hole I, the convex six square joint I matched in clearance of these recessed six side's connecting hole I and drive link one end of surging; The other end of drive link of surging is designed to recessed six side's connecting hole II, the convex six square joint II matched in clearance that these recessed six side's connecting hole II and end part of driving shaft design.
Syndeton between described handwheel and manual transmission bar is: the end of manual transmission bar is designed to recessed six side's connecting hole III, the convex six square joint III matched in clearance that these recessed six side's connecting hole III and handwheel end are designed.
Described drive link and the manual transmission bar of surging is fixed on drive link support respectively by bearing, and the upper lower railway that drive link support and end flange inwall are provided with is fixedly connected with; Described driving head is fixed on travel(l)ing rest by bearing, and the track sliding up and down that travel(l)ing rest and end flange inwall are provided with is dynamically connected.
Described cutting tool is junk bit or disk cutting blade, and when cutting tool is junk bit, junk bit is directly installed on driving head; When cutting tool is disk cutting blade, the center of disk cutting blade is with rotating shaft, and rotating shaft is arranged on cutting support by two bearings, and cutting support is welded on travel(l)ing rest, passes through meshed transmission gear between rotating shaft and driving head.
In the technical scheme that the utility model provides, hydraulic-driven head drives junk bit to rotate, control stick controls junk bit and moves forward and backward, near well head, tubing string in well is cut under achieving situation with pressure, cutting section is neat, cutting speed is fast, can coordinate implement with pressure in situation with pressure, complete the operation of segmentation cutting lift pipe string, and have the following advantages simultaneously:
(1) driving head and surge between drive link, surge between drive link and power transmission shaft and between manual transmission bar and handwheel, be connected with convex six square joints owing to adopting recessed six side's connecting holes, not only can ensure to be in transmission connection firm, stable, but also relative sliding can be realized along the longitudinal, the convenient position changing cutting tool;
(2) by increasing the parts such as drive link support, travel(l)ing rest and track, can impel and ensure the stability of cutting tool in the process of moving forward and backward;
(3) control stick is provided with stop, can control cutting tool mobile cutting in safe range;
(4) can need to switch cutter flexibly according to cutting, improve versatility of the present utility model, flexibly, efficiently.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the utility model embodiment one.
Fig. 2 is the syndeton schematic diagram in the utility model embodiment one between power transmission shaft and cutting tool.
Fig. 3 is the syndeton schematic diagram in the utility model embodiment one between handwheel and manual transmission bar.
Fig. 4 is the structural representation of the utility model embodiment one middle orbit.
Fig. 5 is the structural representation of drive link support in the utility model embodiment one.
Fig. 6 is the structural representation of travel(l)ing rest in the utility model embodiment one.
Fig. 7 is the overall structure schematic diagram of the utility model embodiment two.
Fig. 8 is the syndeton schematic diagram of disk cutting blade and driving head in the utility model embodiment two.
Detailed description of the invention
Embodiment one
As shown in Figure 1, a kind of pressure-bearing cutting tubular column unit, comprise housing 1, cutting tool, hydraulic-driven 13 and manual joystick, described cutting tool is junk bit 4, and junk bit 4 is directly installed on driving head 6.The two ends up and down of housing 1 are connected by upper flange 2, lower flange 18 with well head four-way and blowout preventer set and form seal cavity, can bear well inner high voltage, prevent liquid in well, gas leakage; The side of housing 1 is provided with blank flange 28 and end flange 11, to be driven with cutting tool 4 by driving head 6, the drive link 8 that surges after the power transmission shafts 10 is connected with hydraulic-driven 13 one stretch into the inside of end flange 11 and be connected, described hydraulic-driven 13 is passed through hydraulic pressure pipeline fast joint 12 and is connected with external hydraulic system; Described manual joystick comprises again handwheel 14, manual transmission bar 15 and leading screw 17 3 part, wherein adopt between manual transmission bar 15 and leading screw 17 and be fixedly connected with, after the inside of end flange 11 is stretched in the rotating shaft of handwheel 14, manually drive link 15, leading screw 17 are directly or indirectly connected with cutting tool, and then control the movable of cutting tool.Respectively be provided with a stop 16 in two ends of leading screw 17, stop 16 is used to the movable maximum position limiting junk bit 4.
As shown in Figure 2, described power transmission shaft 10 with driving the concrete structure be connected between cutting tool 4 is: cutting tool is arranged on one end of driving head 6, the other end of driving head 6 is designed to recessed six side's connecting hole I20, the convex six square joint I21 matched in clearance of these recessed six side's connecting hole I20 and drive link 8 one end of surging; The other end of drive link 8 of surging is designed to recessed six side's connecting hole II23, the convex six square joint II24 matched in clearance that these recessed six side's connecting hole II23 and power transmission shaft 10 end are designed.Adopt said structure can make driving head 6 and surge between drive link 8, surging not only to ensure between drive link 8 and power transmission shaft 10 that transmission is firm, stable, but also can realize relative sliding along the longitudinal, the convenient position changing cutting tool.
As shown in Figure 3, the syndeton between described handwheel 14 and manual transmission bar 15 is: the end of manual transmission bar 15 is designed to recessed six side's connecting hole III26, the convex six square joint III27 matched in clearance that these recessed six side's connecting hole III26 and handwheel 14 end are designed.These place's functions and effects are with the syndeton between above-mentioned power transmission shaft 10 and cutting tool 4.
Described drive link 8 and the manual transmission bar 15 of surging is fixed on drive link support 9 respectively by bearing 22,25, and the upper lower railway 5 that drive link support 9 is provided with end flange 11 inwall is fixedly connected with, as shown in Figure 4 and Figure 5; Described driving head 6 is fixed on travel(l)ing rest 7 by bearing 19, and the upper lower railway 5 that travel(l)ing rest 7 and end flange 11 inwall are provided with is slidably connected, as shown in Figure 4 and Figure 6.
During work, the hydraulic pressure pipeline fast joint 12 in hydraulic-driven 13 is connected to external hydraulic system, start hydraulic pressure driving head 13, power transmission shaft 10 rotating band hydrodynamic pressure drive link 8, driving head 6 and junk bit 4 rotate.Handwheel 14 is rotated clockwise with hand, handwheel 14 drives manual transmission bar 15, leading screw 17 rotates, and leading screw 17 promotes travel(l)ing rest 7 along track 5 forward slip, and travel(l)ing rest 7 drives junk bit 4 forward slip, rotation limit, junk bit 4 limit moves forward, and carries out milling cutting to tubing string 3.After tubing string 3 milling is cut off, be manually rotated counterclockwise handwheel 14, handwheel 14 drives leading screw 17 to rotate, and leading screw 17 promotes travel(l)ing rest 7 and junk bit 4 moves backward, exits, and completes the cutting to tubing string 3.
Embodiment two
As shown in Figure 7 and Figure 8, when described cutting tool is disk cutting blade 29, the center of disk cutting blade 29 is with rotating shaft 30, and rotating shaft 30 is arranged on cutting support 32 by two bearings 31, cutting support 32 is welded on travel(l)ing rest 7, passes through meshed transmission gear between rotating shaft 30 and driving head 6.All the other structures and principle, with embodiment one, do not repeat them here.
Claims (6)
1. a pressure-bearing cutting tubular column unit, it is characterized in that: comprise housing (1), cutting tool, hydraulic-driven head (13) and manual joystick, the two ends up and down of its middle shell (1) are connected by upper flange (2), lower flange (18) with well head four-way and blowout preventer set and form seal cavity; The side of housing (1) is provided with blank flange (28) and end flange (11), pass through driving head (6), the drive link that surges (8) after stretching into the inside of end flange (11) with the power transmission shaft (10) that is connected of hydraulic-driven head (13) one to drive with cutting tool (4) and be connected, described hydraulic-driven head (13) is connected with external hydraulic system by hydraulic pressure pipeline fast joint (12); Described manual joystick comprises again handwheel (14), manual transmission bar (15) and leading screw (17) three part, wherein adopt between manual transmission bar (15) and leading screw (17) and be fixedly connected with, after the inside of end flange (11) is stretched in the rotating shaft of handwheel (14), manually drive link (15), leading screw (17) are directly or indirectly connected with cutting tool, and then control the movable of cutting tool.
2. a kind of pressure-bearing cutting tubular column unit as claimed in claim 1, it is characterized in that driving between described power transmission shaft (10) with cutting tool (4) concrete structure be connected be: cutting tool is arranged on one end of driving head (6), the other end of driving head (6) is designed to recessed six side's connecting hole I (20), convex six square joint I (21) matched in clearance of these recessed six side's connecting hole I (20) and drive link (8) one end of surging; The other end of drive link (8) of surging is designed to recessed six side's connecting hole II (23), convex six square joint II (24) matched in clearance that these recessed six side's connecting hole II (23) and power transmission shaft (10) end are designed.
3. a kind of pressure-bearing cutting tubular column unit as claimed in claim 1, it is characterized in that the syndeton between described handwheel (14) and manual transmission bar (15) is: the end of manual transmission bar (15) is designed to recessed six side's connecting hole III (26), convex six square joint III (27) matched in clearance that these recessed six side's connecting hole III (26) and handwheel (14) end are designed.
4. a kind of pressure-bearing cutting tubular column unit as described in claim 1,2 or 3, it is characterized in that: described in surge drive link (8) and manual transmission bar (15) be fixed on drive link support (9) respectively by bearing (22,25), the upper lower railway (5) that drive link support (9) and end flange (11) inwall are provided with is fixedly connected with; Described driving head (6) is fixed on travel(l)ing rest (7) by bearing (19), and the upper lower railway (5) that travel(l)ing rest (7) and end flange (11) inwall are provided with is slidably connected.
5. a kind of pressure-bearing cutting tubular column unit as claimed in claim 3, is characterized in that: be respectively provided with a stop (16) in two ends of leading screw (17).
6. a kind of pressure-bearing cutting tubular column unit as claimed in claim 1, it is characterized in that: described cutting tool is junk bit (4) or disk cutting blade (29), when cutting tool is junk bit (4), junk bit (4) is directly installed on driving head (6); When cutting tool is disk cutting blade (29), the center of disk cutting blade (29) is with rotating shaft (30), rotating shaft (30) is arranged on cutting support (32) by two bearings (31), cutting support (32) is welded on travel(l)ing rest (7), passes through meshed transmission gear between rotating shaft (30) and driving head (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046359.2U CN204571896U (en) | 2015-01-23 | 2015-01-23 | A kind of pressure-bearing cutting tubular column unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046359.2U CN204571896U (en) | 2015-01-23 | 2015-01-23 | A kind of pressure-bearing cutting tubular column unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204571896U true CN204571896U (en) | 2015-08-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520046359.2U Expired - Fee Related CN204571896U (en) | 2015-01-23 | 2015-01-23 | A kind of pressure-bearing cutting tubular column unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204571896U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107498187A (en) * | 2017-08-21 | 2017-12-22 | 新昌县奇鹏自动化设备有限公司 | A kind of energy-saving lighting panel assembly |
| CN111005699A (en) * | 2019-11-13 | 2020-04-14 | 王凯 | Vertical coiled tubing blowout preventer |
-
2015
- 2015-01-23 CN CN201520046359.2U patent/CN204571896U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107498187A (en) * | 2017-08-21 | 2017-12-22 | 新昌县奇鹏自动化设备有限公司 | A kind of energy-saving lighting panel assembly |
| CN111005699A (en) * | 2019-11-13 | 2020-04-14 | 王凯 | Vertical coiled tubing blowout preventer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Wei Wenke Document name: Notification to Pay the Fees |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20160123 |
|
| EXPY | Termination of patent right or utility model |