CN204920881U - Apical organ is prevented to rotation type of surging drilling tool - Google Patents
Apical organ is prevented to rotation type of surging drilling tool Download PDFInfo
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- CN204920881U CN204920881U CN201520690050.7U CN201520690050U CN204920881U CN 204920881 U CN204920881 U CN 204920881U CN 201520690050 U CN201520690050 U CN 201520690050U CN 204920881 U CN204920881 U CN 204920881U
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- hole
- apical organ
- ball
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- slips
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Abstract
Apical organ is prevented to rotation type of surging drilling tool, by preventing that apical organ body, automatic locking mechanical system, hydraulic lifting system and support rotational system constitute: prevent that the apical organ body by last flange, circle casing and three kinds of parts of lower flange, becomes a radial confined casing through thread connection, top in the casing is equipped with that interlock ring involves, several abilities gliding slips in upwards leanin de T shape groove, the automatic locking mechanical system of constitution of equipartition along the slip spider center stepped through hole in simultaneously, the several piston rods outside the lower flange is downthehole, a hydraulic lifting system who seals a spacer and a coupling constitution are installed to below in the casing, support rotational system and constitute by removing ball, radial ball and axial ball three, be the unequal steel ball of quantity, arrange around automatic locking mechanical system. Novel structure has, the volume is less, the consumptive material is less, the leakproofness is good, the reliability is high, can rotate and advantages such as remote control along with the pole.
Description
Art
The utility model relates to petroleum machinery, drilling-production equipment: the research and development of products of the anti-apical organ of drilling tool.
Background technology
In the drilling operation course of recovery of subterranean oil, natural gas resource, the down hole problem that may run into is a lot; Except well collapses, except the unfavorable condition such as undergauge, sand setting, also can run on oil gas that pressure reduction that shallow gas pay invades well or high pressure formation causes and alter, drilling tool be ejected pit shaft, jeopardizes the safety of drillng operation personnel and equipment.The anti-apical organ of existing drilling tool, all adopt Compress Spring, promote that several piece slips is up along the conical surface of slip spider, the clamping anti-top of drilling rod, though the effect on anti-top can be reached, but there is many weak points: one be with Compress Spring promote slips up after, can not automatic retraction, with manpower by spring-compressed return, otherwise must can affect drilling tool work afterwards.Two is that slips in anti-apical organ is up and retract, and all must send someone to emit the danger that drilling tool pushes up, manual operations in front of the drilling tool rotated, and can not remote control, adds security risk.Three is with manually-operated anti-apical organ, must output the L-type elongated slot that is interlinked to the outside in two or more and load onto operating grip on the sidewall of anti-apical organ, and this just normally runs for sand dust enters anti-apical organ and affects it, opened wide convenience.Four is be contained in handle in anti-apical organ L-type elongated slot and slip spider and slips, maybe cannot rotate, affect the drillng operation of drilling tool; Or the structure allowing it rotate is very complicated (coordinates from multiple different component as adopted the large bearing of more than three variety classeses and specification, and allow the jacking system of spring, handle and L-type elongated slot away from the locking mechanism such as slips and slip spider), add the trouble of the volume of anti-apical organ product, cost and assembling.In addition, the several piece slips in existing anti-apical organ, after thrust is cancelled, all relies on respective gravity fall return; Owing to being subject to the impact of the factor such as sand dust, the conical surface, uniformity is poor.
Summary of the invention
The purpose of this utility model is the weak point eliminating existing anti-apical organ product, and provides that a kind of novel structure, small volume, consumptive material are less, good airproof performance, reliability are high, can rotate with bar and " the anti-apical organ of the rotary drill that surges " of Long-distance Control.
The utility model is made up of anti-apical organ body, automatic locking mechanism, hydraulic lifting system and support rotating system, its characteristic part is: anti-apical organ body, by upper flange, round casing and lower flange three kinds of parts, becomes the housing of a radial-sealing by thread connection; Above in housing, be equipped with that interlock ring involves, several piece can simultaneously in the step through-hole of slip spider center uniform upwards slide to tilted Xia shape groove slips, formation automatic locking mechanism; Below in housing, is mounted in the hydraulic lifting system of the several piston rods inside and outside laxative remedy flange aperture, a packer and a union composition; Support rotating system is made up of three, mobile ball, radial ball and axial ball part, is the steel ball that quantity does not wait, is arranged in above automatic locking mechanism, below and surrounding.
Due to anti-apical organ body radial-sealing of the present utility model, enter in anti-apical organ so sand dust can be stopped, prevent it from affecting the rotation with correlated parts that slides up and down of slips.In anti-apical organ body, involved by interlock ring, several piece can simultaneously uniform slips, the automatic locking mechanism that forms upwards slided to tilted Xia shape groove in slip spider, can not only to the instant clip locking of the drilling rod on upper top, and the not smooth slips that glides individually can also be pullled simultaneously put in place.Be contained in the hydraulic lifting system of several piston rods, packer and the union composition inside and outside laxative remedy flange aperture, can remote control, under the promotion of external hydraulic oil, can readily through the up anti-top of several piston rod, promotion interlock ring and several piece slips; Also can release hydraulic oil after, many parts gravity compressing under, self-return.Be divided into lower in the support rotating system of upper three parts, be the steel ball that quantity does not wait, be arranged in the surrounding of automatic locking mechanism, while bearing drilling tool pushes up strength, automatic locking mechanism can be impelled again to follow drilling rod rotate neatly, go to drill the work such as the shallow seated groundwater bod.Thus make technical level and the combination property of anti-apical organ product, reach a new height.
Accompanying drawing explanation
Fig. 1 is the general structure full section schematic diagram of the most frequently used four pieces of slips embodiments of the utility model;
Fig. 2 is the cross-sectional schematic that in Fig. 1, A-A two parallel cutting planes are symmetrical in center line.
Part name shown in number in the figure is as follows:
1, upper flange, 2, round casing, 3, lower flange, 4, piston rod, 5, packer, 6, union, 7, mobile ball, 8, interlock ring, 9, radial ball, 10, screw-nut, 11, slips, 12, slip spider, 13, axial ball.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model and embodiment are described further:
In Fig. 1, Fig. 2, component of the present utility model, functionally can divide into from it: anti-apical organ main body, automatic locking mechanism, hydraulic lifting system and support rotating system four ingredients.
Anti-apical organ main body is by upper flange (1), round casing (2) and lower flange (3) three kinds of parts, by the two ends screw thread of the lower end of upper flange (1), the upper end of lower flange (3) and round casing (2), be connected into the housing of a radial-sealing.The upper end of upper flange (1) is the round flange having one concentric trapezoidal gasket ring groove and multiple uniform bolt hole, is connected with miscellaneous equipment; Lower end is the stud having fine thread, connects with round casing (2); Center is the step through-hole of two different-diameters, on the step plane of step through-hole, is processed with one concentric arc groove, is connected mutually with slip spider (12) and axial ball (13).Round casing (2) is a hollow cylinder, and the endoporus place at two ends is all processed with one section of internal thread, is connected respectively with the stud end of upper flange (1) and lower flange (3); On the sidewall within it stage casing, hole, be processed with one arc groove and a radial screw bore, be used for connecting slip spider (12), radial ball (9) and screw-nut (10).The upper end of lower flange (3) is the stud having fine thread, connects with round casing (2); Lower end is the round flange having one concentric trapezoidal gasket ring groove and multiple uniform bolt hole, is connected with the preventer on well head; Middle part is the round platform rank of transition, and external diameter is consistent with the cylindrical of round casing (2); Center is the step through-hole of two different-diameters, and the hole that above step through-hole, diameter is less is the passage of drilling tool, and the hole that below diameter is larger is used for installing packer (5); Around the upper surface, center step through-hole of lower flange (3), uniform several piston hole; The lower end of piston hole, all communicates compared with the radial groove in the middle part of macropore with diameter in step through-hole; Radial groove hydraulic channel hole that is downward-sloping with in the round flange of lower end between two bolts hole or level communicates; In the import department in hydraulic channel hole, be processed with taper thread, for connecting tube joint (6).The aperture of piston hole is relevant with the operating pressure of hydraulic oil with quantity, unsuitable large and many; During designing and calculating, to ensure to lift for the purpose of interlock ring (8) and slips (11); Aperture is large or hole count is many, pushes away with decrease speed comparatively slow, and slips (11) can be forced to produce harmful radial clamping force not only.
Automatic locking mechanism comprises the uniform slips (11) of interlock ring (8), several piece and slip spider (12).The annular element of interlock ring (8) to be cross section be rectangle, uniform the axial notch with slips (11) quantity equal Dai Xia core, moves together for connecting every block slips (11) in the above; Be processed with one concentric arc groove in its lower section, contact with the mobile ball (7) on piston rod (4).Shape, the size of slips (11) are identical with effect, and quantity is between 3 ~ 4 pieces; Its medial surface, is all thick with latch, and crown is downward, be used for clip drilling rod, prevent from altering; Its lateral surface is all the smooth flat downwardly towards outer incline, about it, two sides are parallel mutually, at the oblique edge near lateral surface, respectively there is step outstanding together, with with slip spider (12) medium dip Xia shape slot fit, the upper top power of drilling rod is changed into the clamping force of slips (11), and prevent slips (11) from departing from; Its upper and lower surface is the plane be parallel to each other, in the centre of lower plane, all be processed with Xia connected in star from inside to outside together, with (Shang 8), the groove of Dai Xia core is connected mutually with interlock ring, while slips (11) is moved up and down in slip spider (12) Qing Xie Xia shape groove, also radially slide relative to interlock ring (8).The outline of slip spider (12) is the cylinder with one-level step, the stage casing of upper surface and cylindrical, be respectively processed with together with concentric arc groove, coordinate with the center step through-hole of upper flange (1), the endoporus of round casing (2) and axial ball (13), radial ball (9) activity; The center is the step through-hole of two different-diameters, up and down for holding interlock ring (8), slips (11) and drilling rod; On the inwall of two different-diameter step through-holes, uniform equal with slips (11) quantity upwards to tilted Xia shape groove, for guiding and the motion of constraint slips (11).
Hydraulic lifting system is made up of the piston hole in piston rod (4), packer (5), union (6) three kinds of parts and lower flange (3), step through-hole, radial groove and hydraulic channel hole.Shape, the size of several piston rod (4) are identical with effect; Its upper end diameter is comparatively thick, spacing for the upper surface contacting lower flange (3); Its upper surface is processed with a blind hole, for installing mobile ball (7); Its lower end is processed with twice groove, two O RunddichtringOs is housed, prevents hydraulic fluid leak.Packer (5) is a hollow cylinder, and the hole that its internal diameter is less with diameter above the step through-hole at lower flange (3) center is identical, the hole precision-fit that below its external diameter and step through-hole, diameter is larger; Respectively be processed with twice groove at the two sections of external diameter, in-built four O RunddichtringOs, be used for blocking diameter below step through-hole and, compared with the radial groove in the middle part of macropore, prevent hydraulic fluid leak.Union (6) center is the hole making hydraulic oil current, and peripheral upper end is fine thread, with connect hydraulic oil pipe; Lower end is taper thread, is used for the import department in the hydraulic channel hole being arranged on lower flange (3).
Support rotating system is made up of (13) three, mobile ball (7), radial ball (9) and axial ball part, be the steel ball that quantity does not wait, to be arranged in above automatic locking mechanism, below and around, can ensure its good spinfunction can simplify structure, reduced volume again.Fig. 1 embodiment is the most frequently used succinct structure: the mobile ball (7) in support rotating system adopts several single steel ball, be arranged on the arc groove contact position below the top of several piston rod (4) and interlock ring (8) respectively, and can move up and down along with piston rod (4), to solve the relative Rotation between automatic locking mechanism with hydraulic lifting system; Radial ball (9) adopts a fairly large number of steel ball, from a little screw of round casing (2) sidewall, be arranged in the arc groove between the cylindrical of slip spider (12) and round casing (2) inner hole wall in a cluster, and give shutoff with screw-nut (10), in order to solve the problem of radial rotary between automatic locking mechanism and anti-apical organ main body, and the position between slip spider (12) and round casing (2) is fixed; The steel ball that axial ball (13) adopts quantity less slightly, be arranged in the arc groove between the top of slip spider (12) and upper flange (1) step through-hole step plane in a cluster, while carrying drilling tool pushes up power, solve the axial-rotation problem between automatic locking mechanism and anti-apical organ main body.
The preventer that the utility model is arranged on well head uses, stops silt particle to enter in anti-apical organ with the black box of preventer.The union (6) of hydraulic lifting system in the utility model, hydraulic power system that can be used with preventer by high-pressure oil pipe is connected, and utilizes existing appointed condition to carry out work; Also can be connected with the simple type hydraulic power system configured separately, directly manipulate.At ordinary times, several piece slips (11), interlock ring (8), mobile ball (7) and piston rod (4), be all in the position of bottom, remain maximum distance with drilling rod, do not hinder the normal operation of drilling tool.When needing to drill the shallow seated groundwater bod or occur that drilling tool has upper top dangerous, then immediately to hydraulic lifting system oil transportation, hydraulic oil is in the radial groove of lower flange (3) below that union (6) and hydraulic channel hole enter, several piston rod (4), mobile ball (7), interlock ring (8) and several piece slips (11) is promoted with identical liquid level, along the step through-hole at slip spider (12) center and uniform upwards to tilted Xia shape groove upward sliding, several piece slips (11) and drilling rod are fitted, and rotates with drilling rod; When drilling rod pushes up, the reverse latch of several piece slips (11), (, stings tight drilling rod, forbids that it is up Nei 12) under the reaction force of Xia shape groove and the synergy of hydraulic thrust at slip spider; And drilling rod is descending, then do not restricted.After the hazards that drilling tool pushes up are eliminated, only need drain the oil to hydraulic lifting system, tiny piston rod (4) is under several piece slips (11), interlock ring (8), mobile ball (7) and the Action of Gravity Field of self, extrude hydraulic oil, revert to the position of bottom together.
Claims (8)
1. surge the anti-apical organ of rotary drill, be made up of anti-apical organ body, automatic locking mechanism, hydraulic lifting system and support rotating system, it is characterized in that: anti-apical organ body, by upper flange (1), round casing (2) and lower flange (3) three kinds of parts, becomes the housing of a radial-sealing by thread connection; Above in housing, be equipped with that interlock ring (1) involves, several piece can uniform slips (11), the automatic locking mechanism that forms upwards slided to tilted Xia shape groove in the step through-hole of slip spider (12) center simultaneously; Below in housing, is mounted in the hydraulic lifting system that the several piston rods (4) inside and outside lower flange (3) hole, a packer (5) and a union (6) are formed; Support rotating system is made up of (13) three, mobile ball (7), radial ball (9) and axial ball part, is the steel ball that quantity does not wait, is arranged in above automatic locking mechanism, below and surrounding.
2. the anti-apical organ of the rotary drill that surges according to claim 1, it is characterized in that: the mobile ball (7) in support rotating system adopts several single steel ball, be arranged on the arc groove contact position below the top of several piston rod (4) and interlock ring (8) respectively; Radial ball (9) adopts a fairly large number of steel ball, from a little screw of round casing (2) sidewall, be arranged in a cluster in the arc groove between the cylindrical of slip spider (12) and round casing (2) inner hole wall, and give shutoff with screw-nut (10); The steel ball that axial ball (13) adopts quantity less slightly, is arranged in the arc groove between the top of slip spider (12) and upper flange (1) step through-hole terrace in a cluster.
3. the anti-apical organ of the rotary drill that surges according to claim 1, it is characterized in that: the upper end of lower flange (3) is the stud having fine thread, lower end is the round flange having one concentric trapezoidal gasket ring groove and multiple uniform bolt hole, middle part is the round platform rank of transition, and center is the step through-hole of two different-diameters; Around the upper surface, center step through-hole of lower flange (3), uniform several piston hole; The lower end of piston hole, all communicates compared with the radial groove in the middle part of macropore with diameter in step through-hole; Radial groove hydraulic channel hole that is downward-sloping with in the round flange of lower end between two bolts hole or level communicates; In the import department in hydraulic channel hole, be processed with taper thread.
4. the anti-apical organ of the rotary drill that surges according to claim 1, it is characterized in that: the annular element of interlock ring (8) to be cross section be rectangle, uniform the axial notch with slips (11) quantity equal Dai Xia core in the above, is processed with one concentric arc groove in its lower section.
5. the anti-apical organ of the rotary drill that surges according to claim 1, is characterized in that: shape, the size of slips (11) are identical with effect, and quantity is between 3 ~ 4 pieces; Its medial surface, is all thick with latch, and crown is downward; Its lateral surface is all the smooth flat downwardly towards outer incline, and side, two, left and right is parallel mutually, at the oblique edge near lateral surface, respectively has step outstanding together; Its upper and lower surface is the plane be parallel to each other, and in the centre of lower plane, is all processed with together Xia connected in star from inside to outside.
6. the anti-apical organ of the rotary drill that surges according to claim 1, it is characterized in that: the outline of slip spider (12) is the cylinder with one-level step, the stage casing of upper surface and cylindrical, be respectively processed with together with concentric arc groove, the center is the step through-hole of two different-diameters, on the inwall of two different-diameter step through-holes, uniform equal with slips (11) quantity upwards to tilted Xia shape groove.
7. the anti-apical organ of the rotary drill that surges according to claim 1, is characterized in that: shape, the size of several piston rod (4) are identical with effect; Its upper end diameter is comparatively thick, spacing for the upper surface contacting lower flange (3); Its upper surface is processed with a blind hole, for installing mobile ball (7); Its lower end is processed with twice groove, and two O RunddichtringOs are housed.
8. the anti-apical organ of the rotary drill that surges according to claim 1, it is characterized in that: packer (5) is a hollow cylinder, the hole that its internal diameter is less with diameter above the step through-hole at lower flange (3) center is identical, the hole precision-fit that below its external diameter and step through-hole, diameter is larger; Twice groove is respectively processed with, in-built four O RunddichtringOs at the two sections of external diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520690050.7U CN204920881U (en) | 2015-09-06 | 2015-09-06 | Apical organ is prevented to rotation type of surging drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520690050.7U CN204920881U (en) | 2015-09-06 | 2015-09-06 | Apical organ is prevented to rotation type of surging drilling tool |
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| Publication Number | Publication Date |
|---|---|
| CN204920881U true CN204920881U (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520690050.7U Withdrawn - After Issue CN204920881U (en) | 2015-09-06 | 2015-09-06 | Apical organ is prevented to rotation type of surging drilling tool |
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| CN (1) | CN204920881U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114024A (en) * | 2015-09-06 | 2015-12-02 | 阜宁县石油机械有限公司 | Hydraulic-drive rotating type drill tool ejection preventer |
| CN108086951A (en) * | 2018-01-12 | 2018-05-29 | 科莱斯（天津）电热科技有限公司 | A kind of high-pressure well mouth T cable suspension arrangements with overcurrent wing passage |
-
2015
- 2015-09-06 CN CN201520690050.7U patent/CN204920881U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114024A (en) * | 2015-09-06 | 2015-12-02 | 阜宁县石油机械有限公司 | Hydraulic-drive rotating type drill tool ejection preventer |
| CN105114024B (en) * | 2015-09-06 | 2018-09-11 | 阜宁县石油机械有限公司 | The anti-apical organ of the rotary drill that surges |
| CN108086951A (en) * | 2018-01-12 | 2018-05-29 | 科莱斯（天津）电热科技有限公司 | A kind of high-pressure well mouth T cable suspension arrangements with overcurrent wing passage |
| CN108086951B (en) * | 2018-01-12 | 2024-04-19 | 科莱斯（天津）电热科技有限公司 | High-pressure wellhead T-cable suspension device with overcurrent side channel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151230 Effective date of abandoning: 20180911 |