CN2603188Y - Mechanical fixing type solid side drilling tool - Google Patents
Mechanical fixing type solid side drilling tool Download PDFInfo
- Publication number
- CN2603188Y CN2603188Y CN 03211723 CN03211723U CN2603188Y CN 2603188 Y CN2603188 Y CN 2603188Y CN 03211723 CN03211723 CN 03211723 CN 03211723 U CN03211723 U CN 03211723U CN 2603188 Y CN2603188 Y CN 2603188Y
- Authority
- CN
- China
- Prior art keywords
- wedge
- hook
- hole
- deflection tool
- slips
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses mechanism fixed solid side track drilling machine which comprises a connector, a send in machine, a bracket and horizontal slips, vertical slips, a cylinder sleeve, an upper and a lower cone bodies that are installed inside the cylinder sleeve, a limit tube that installed inside the upper and the lower cone bodies, a non return valve that is installed inside the lower cone body, the exit of the send in machine is connected with a hook body which is provided with a bent body that is inserted inside the hook body and whose bottom is provided with a clamp edge and whose upper part that extends out the hook body is provided with a groove and which is provided with an inner hole. The groove of the bent body is provided with a semi-closed iron piece. The slope plane of the tilt iron of the whipstock where corresponds with hook on the hook body is provided with a groove and the part where corresponds with the bent body exit is provided with a water mouth. The hook of the hook body is connected with the groove of the tilt iron of the tilt guide machine. The exit of the bent body is connected with the water mouth of the tilt iron of the whipstock. The tilt iron of the whipstock is provided with an entrance and a fluid guide hole that is communicated with the water mouth. The lower port of the fluid guide hole is connected with a localizing pipe whose lower end is inserted inside the upper cone body. The utility model has the advantages of simple structure, reliable performance, high efficiency and is convenient to use.
Description
Technical field
The utility model belongs to workover tool, the solid sidetracking instrument of particularly a kind of mechanical fixation formula.
Background technology
For because of payzone position sleeve pipe badly damaged, payzone cave in that sand buries or well in the oil well that can't produce again that causes such as junk, gas well, well, salt well or cause well that lower part borehole scraps etc. because of drilling failure, Jing Ji reparation or to utilize method be to carry out window sidetracking in well the most, promptly a wedge deflection tool is installed in the appropriate location in former well, mill the supporting guide effect of awl with the instrument of windowing by wedge deflection tool, former well is left a window, drilling tool bores the branch inclined shaft by this window, under window, form new well, old well in top and ancillary facility so both can have been utilized, reduce the expense of drilling well again, can recover its production capacity again or continue drilling well etc.
Existing sidetracking instrument can be divided into solid and hollow two classes by wedge deflection tool wedge structure.Solid sidetracking instrument is made up of solid oblique device and the solid wedge deflection tool of sending, though have wedge deflection tool inclined-plane hardness evenly, window steadily, window rules, help advantages such as drilling tool and logger pass through, but because wedge deflection tool cemented, thereby must set up the artificial bottom of a well earlier before the installation wedge deflection tool, and then wedge deflection tool is fixed in the well with cement, shortcoming is that operation is many, and is long in time limit.Hollow sidetracking instrument is divided into two kinds of cemented and mechanical fixation.The wedge deflection tool structure of cemented is similar to above-mentioned solid wedge deflection tool with using method; The sidetracking instrument of mechanical fixation is formed by sending into device, hollow wedge deflection tool, horizontal slips, conduit, vertical slips and ball seat etc.During use with drilling tool with this sidetracking instrument in the well after the orientation of precalculated position, drop in the drilling tool from the well head ball that will build the pressure, connect kelly bar then, turn on pump builds the pressure, high pressure drilling liquid is by sending into device and conduit enters cylinder sleeve, promote to have in the cylinder sleeve piston of bullet, bullet makes horizontal slips and vertical slips be pressed into wall casing, thereby wedge deflection tool is fixed in the well, trips out drilling tool and sends into device and can carry out window sidetracking.As seen this sidetracking instrument is fixing fast, can save and install and the activity duration; But because the wedge deflection tool wedge in this sidetracking instrument is hollow, thereby the guiding incline central authorities of wedge deflection tool wedge are empty, so this guiding incline is out-of-shape not only, and the hardness inequality, can not get enough continuous supports when windowing milling awl like this, this not only makes and mills taper thread grinding and decrease serious, and this guiding incline constituted destruction, the efficient of consequently windowing window low, that leave is irregular, is unfavorable for subsequent job, even the failure of windowing.
Summary of the invention
The purpose of this utility model is that a kind of simple in structure, reliable operation, high efficiency, the solid sidetracking instrument of mechanical fixation formula easy to use will be provided.
The utility model is to realize like this, it has the joint of establishing through hole in one, in being connected with, the exit of joint establishes the device of sending into of lumen pore, be fixed with support sending on the device outer wall, be connected with the wedge deflection tool wedge on the support, have horizontal slips and vertical slips at the wedge deflection tool wedge, laterally slips and vertically slips respectively be contained in the cylinder sleeve and the middle part be provided with longitudinal hole on, the inferior pyramidal body is connected, last, be provided with position-limiting tube in the through hole in the inferior pyramidal body, be provided with one way valve in the through hole in the inferior pyramidal body, its special character is to be connected with Hook sending into the device exit, in Hook, be fitted with the bottom card edge is arranged, the curved head body that there is draw-in groove at the Hook position and is provided with endoporus is exposed on top, the iron that narrows is equipped with at draw-in groove place on curved head body, hook place on the inclined-plane of said wedge deflection tool wedge on the corresponding Hook is provided with groove, corresponding curved head body exit is provided with the mouth of a river, the hook of said Hook is connected with the groove place of wedge deflection tool wedge, said curved head body outlet is connected with the wedge deflection tool wedge mouth of a river, in the wedge deflection tool wedge, be provided with the delivery hole that inlet communicates with the mouth of a river, the lower port place of said delivery hole is connected with positioning pipe, in the plug-in mounting epicone body of positioning pipe lower end.
Mechanical fixation formula sidetracking instrument according to above-mentioned is installed with catheter in delivery hole.
According to the solid sidetracking instrument of above-mentioned mechanical fixation formula, said wedge deflection tool wedge lower end is connected with cylinder sleeve, is respectively equipped with upper and lower socket in the side wall upper part and the bottom of cylinder sleeve, and said horizontal slips and vertical slips insert in the corresponding socket.
According to the solid sidetracking instrument of above-mentioned mechanical fixation formula, in the wedge deflection tool wedge mouth of a river and curved head body, be provided with sealing ring between the hole exits.
According to the solid sidetracking instrument of above-mentioned mechanical fixation formula, said one way valve is made of ball seat that is located at the through hole bottom in the inferior pyramidal body and the steel ball that is placed on the ball seat.
According to the solid sidetracking instrument of above-mentioned mechanical fixation formula, said joint is a return connector, and the through hole in the return connector is by-pass prot, also is provided with upper ball base in the inlet lower end of return connector, is provided with the bleeder that communicates with the upper ball base lower port on the return connector surface.
The utility model improves the solid structure of oblique device and solid wedge deflection tool of sending of existing solid sidetracking instrument, make high pressure drilling liquid can by hollow send into device and in establish passage solid wedge deflection tool enter mechanical fastening system and promote mechanical fastening system solid wedge deflection tool is fixed in the well.Advantage be wedge deflection tool inclined-plane hardness evenly, window steadily, speed is fast, window rules, help drilling tool and logger by and simple in structure, reliable operation, high efficiency, easy to use, can save and install and the activity duration, can be used for oil well, gas well, well, salt well or because of the window sidetracking of accident lower part borehole abandoned well.
Description of drawings
Fig. 1 is the utility model structural representation.
Among the figure: the 1-return connector, 2-sends into device, 3-support, 4-curved head body, 5-sealing ring, the 6-iron that narrows, 7-Hook, 8-endoporus, the 9-elbow, 10-inclined-plane, 11-cylinder sleeve, the horizontal slips of 12-, the 13-through hole, 14-epicone body, 15-waterway, 16-rectangular opening, 17-inferior pyramidal body, the vertical slips of 18-, 19-through hole, 20-steel ball, the 21-ball seat, 22-screw, socket under the 23-, 24-lower piston, the 25-sealing ring, 26-position-limiting tube, 27-upper piston, 28-sealing ring, the last socket of 29-, 30-screw, 31-sealing ring, 32-positioning pipe, the 33-catheter, 34-sealing ring, the 35-mouth of a river, 36-block, 3 7-grooves, 38-bolt, 39-hook, 40-bolt, 41-wedge deflection tool wedge, 41`-delivery hole, 42-lumen pore, the 43-bleeder, 44-by-pass prot, 45-upper ball base.
The specific embodiment
As shown in the figure, the utility model has the return connector 1 of establishing upper ball base 45, by-pass prot 44 and bleeder 43 in one, said upper ball base 45 is located at return connector 1 inlet lower end, and the inlet of said return connector 1 communicates with by-pass prot 44, and bleeder 43 communicates with the lower port of upper ball base 45.Send into device 2 in the following outlet of return connector 1 by what establish lumen pore 42 in being threaded, it is stepped that said lumen pore 42 correspondences are sent into device 2 end opening places, be welded with support 3 sending on device 2 external surfaces, sending into device 2 exits by the Hook 7 that has been threaded, being fitted with the bottom in Hook 7 has card edge, top to expose the curved head body 4 that there is draw-in groove at Hook 7 positions and is provided with endoporus 8, the iron 6 that narrows is equipped with at draw-in groove place on curved head body 4, and said curved head body 4 upper and lower ends are fastening with Hook 7 by narrow iron 6 and card edge respectively.At curved head body 4 with send into device 2 inwall contacts site and be provided with sealing ring 5, hook 39 places at Hook 7 are equipped with solid wedge deflection tool wedge 41, hook 39 places on the inclined-plane of said wedge deflection tool wedge 41 on the corresponding Hook 7 are provided with groove 37, corresponding curved head body 4 exits are provided with the mouth of a river 35, and corresponding hook 39 positions are block 36 on said wedge deflection tool wedge 41 inclined-planes 10.Wedge deflection tool wedge 41 tops tighten together by bolt 40 and support 3, and wedge deflection tool wedge 41 respective grooves 37 positions tighten together by bolt 38 and hook 39.Elbow 9 outlets of said curved head body 4 are inserted in the mouth of a river 35 and are provided with sealing ring 34 therebetween, in wedge deflection tool wedge 41, be provided with the delivery hole 41` that inlet communicates with the mouth of a river 35, in delivery hole 41`, be installed with catheter 33, positioning pipe 32 arranged in catheter 33 lower port places welding (also can by being threaded).Be connected with in the lower end of wedge deflection tool wedge 41, following inner port is processed threaded cylinder sleeve 11, side wall upper part and bottom at cylinder sleeve 11 are respectively equipped with, following socket 29,23, last, following socket 29,23 positions are equipped with horizontal slips 12 and vertical slips 18 respectively, in cylinder sleeve 11 on the correspondence, following socket 29,23 positions are equipped with the middle part respectively through hole 13,19 epicone body 14 and inferior pyramidal body 17, laterally slips 12 and vertical slips 18 inner faces are respectively with last, inferior pyramidal body 14,17 side view matches, and epicone body 14 and inferior pyramidal body 17 are respectively by screw 30,22 with laterally slips 12 and vertical slips 18 are connected.Said positioning pipe 32 lower ends are inserted in the through hole 13 at epicone body 14 middle parts and epicone body 14, inferior pyramidal body 17 are respectively upper and lower piston 27 and 24 with cylinder sleeve 11 inwall contacts site, the position is a waterway 15 between the corresponding upper and lower piston 27 and 24 in cylinder sleeve 11, in the through hole 13,19 in epicone body 14 and inferior pyramidal body 17 position-limiting tube 26 is housed, said position-limiting tube 26 corresponding waterways 15 places have rectangle outlet pass 16.Be installed with sealing ring 28,25 and 31 in upper and lower piston 27,24 and cylinder sleeve 11 contacts site and epicone body 14 respectively with positioning pipe 32 contacts site.Said inferior pyramidal body 17 inner via holes 19 places are provided with by ball seat 21 and are placed on the one way valve that the steel ball 20 on the ball seat 21 constitutes.
During work, return connector 1 is connected with drilling tool, with drilling tool it is sent into precalculated position in the well, after the orientation on the inclined-plane 10 of wedge deflection tool wedge 41 is transferred to the preset bearing, from well head will build the pressure ball input drilling tool, turn on pump builds the pressure, when the ball that builds the pressure arrives upper ball base 45, bleeder 43 is blocked, high pressure (about 20Mpa) drilling fluid will be by by-pass prot 44, send into device 2, lumen pore 42, endoporus 8, catheter 33, positioning pipe 32 and position-limiting tube 26, outlet pass 16, enter waterway 15, after steel ball 20 blocks through hole 19, drilling fluid will promote upper piston 27 and lower piston 24, then promote epicone body 14 and inferior pyramidal body 17, with screw 30,22 break, force horizontal slips 12 and vertical slips 18 to be pressed into wall casing, wedge deflection tool wedge 41 is fixed in the well, cut off bolt 38 and set bolt 40 by just changeing drilling tool then, make the hook 39 of the outer Hook 7 of curved head body 4 rotate the groove 37 of wedge deflection tool wedge 41, after breaking away from block 36 spacing, the elbow 9 of curved head body 4 will be deviate from the mouth of a river 35 of wedge deflection tool wedge 41, trip-out just can be successfully with return connector 1 like this, send into device 2, support 3, curved head body 4 comprises elbow 9, Hook 7 comprises that the hook 39 and the iron 6 that narrows bring out, and only stay wedge deflection tool wedge 41 in the well.When using the solid sidetracking instrument of this mechanical fixation formula, can also on the lower port of cylinder sleeve 11, connect shut-in well device or guide shoe etc. according to the sidetracked hole situation.
Claims (6)
1, the solid sidetracking instrument of a kind of mechanical fixation formula, establish the joint of through hole in comprising, in being connected with, the exit of joint establishes the device of sending into of lumen pore, be fixed with support sending on the device outer wall, be connected with the wedge deflection tool wedge on the support, have horizontal slips and vertical slips at the wedge deflection tool wedge, laterally slips and vertically slips respectively be contained in the cylinder sleeve and the middle part be provided with longitudinal hole on, the inferior pyramidal body is connected, last, be provided with position-limiting tube in the through hole in the inferior pyramidal body, be provided with one way valve in the through hole in the inferior pyramidal body, it is characterized in that, be connected with Hook sending into the device exit, in Hook, be fitted with the bottom card edge is arranged, the curved head body that there is draw-in groove at the Hook position and is provided with endoporus is exposed on top, the iron that narrows is equipped with at draw-in groove place on curved head body, hook place on the inclined-plane of said wedge deflection tool wedge on the corresponding Hook is provided with groove, corresponding curved head body exit is provided with the mouth of a river, the hook of said Hook is connected with the groove place of wedge deflection tool wedge, said curved head body outlet is connected with the wedge deflection tool wedge mouth of a river, in the wedge deflection tool wedge, be provided with the delivery hole that inlet communicates with the mouth of a river, the lower port place of said delivery hole is connected with positioning pipe, in the plug-in mounting epicone body of positioning pipe lower end.
2, mechanical fixation formula sidetracking instrument according to claim 1 is characterized in that, is installed with catheter in delivery hole.
3, the solid sidetracking instrument of mechanical fixation formula according to claim 1 and 2, it is characterized in that, said wedge deflection tool wedge lower end is connected with cylinder sleeve, is respectively equipped with upper and lower socket in the side wall upper part and the bottom of cylinder sleeve, and said horizontal slips and vertical slips insert in the corresponding socket.
4, the solid sidetracking instrument of mechanical fixation formula according to claim 1 and 2 is characterized in that, is provided with sealing ring in the junction of the wedge deflection tool wedge mouth of a river and curved head body outlet.
5, the solid sidetracking instrument of mechanical fixation formula according to claim 1 and 2 is characterized in that, said one way valve is made of ball seat that is located at the through hole bottom in the inferior pyramidal body and the steel ball that is placed on the ball seat.
6, the solid sidetracking instrument of mechanical fixation formula according to claim 1 and 2, it is characterized in that, said joint is a return connector, through hole in the return connector is by-pass prot, inlet lower end at return connector also is provided with upper ball base, is provided with the bleeder that communicates with the upper ball base lower port on the return connector surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03211723 CN2603188Y (en) | 2003-03-06 | 2003-03-06 | Mechanical fixing type solid side drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03211723 CN2603188Y (en) | 2003-03-06 | 2003-03-06 | Mechanical fixing type solid side drilling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2603188Y true CN2603188Y (en) | 2004-02-11 |
Family
ID=34159163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03211723 Expired - Fee Related CN2603188Y (en) | 2003-03-06 | 2003-03-06 | Mechanical fixing type solid side drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2603188Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013067756A1 (en) * | 2011-11-12 | 2013-05-16 | 锦州清华机械有限公司 | Integrated sidetrack drilling tool |
-
2003
- 2003-03-06 CN CN 03211723 patent/CN2603188Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013067756A1 (en) * | 2011-11-12 | 2013-05-16 | 锦州清华机械有限公司 | Integrated sidetrack drilling tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040211 Termination date: 20120306 |