CN102102496A - Fish milling experiment clamping and centralizing device in oilfield operation - Google Patents
Fish milling experiment clamping and centralizing device in oilfield operation Download PDFInfo
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- CN102102496A CN102102496A CN201010608195XA CN201010608195A CN102102496A CN 102102496 A CN102102496 A CN 102102496A CN 201010608195X A CN201010608195X A CN 201010608195XA CN 201010608195 A CN201010608195 A CN 201010608195A CN 102102496 A CN102102496 A CN 102102496A
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Abstract
The invention relates to a fish milling experiment clamping and centralizing device in oilfield operation. The device comprises a bottom workbench, a drill rod centralizing mechanism is fixedly arranged right above the bottom workbench through four positioning supporting rods distributed uniformly on the periphery, a fish position adjusting mechanism is arranged on the upper surface of the bottom workbench, and a fish clamping mechanism is arranged on the fish position adjusting mechanism. The device is used for fish multi-point milling experiments, and can reliably centralize a rotary drill column and ensure the drillability of the drill column; and the device can effectively clamp fishes of different shapes and postures, and can realize position adjustment of the fishes on the horizontal plane to finish fish top repair of fish multi-point positions and enhance the capturing property of the fishes. The experiment device can truly simulate the working condition of multi-point contact of the finishes and milling shoes.
Description
Technical field
The present invention relates to fish milling experiment clamping erection device in a kind of oil field operation, belong to the experimental implementation field in the oil field operation instrument.
Background technology
Salvaging and milling fish are inevitable tasks in the operation technique.So-called fish is meant that those drop on to hinder in the well and normally creeps into, trouble of lost tool in hole that must removing before recovering normally to creep into.Remove fish and mainly contain salvaging and two kinds of methods of milling, when salvaging fish, often to carry out milling so that grasp to the top of fish of fish, and those the complex-shaped fish that can not adopt the salvaging way to remove, must adopt the method for milling to make it become fragment, to remove the obstruction of fish to normally creeping into.Carry out in the operation of fish milling experiment in the down-hole,, but be difficult to grasp the milling characteristic of fish, be difficult to the repairing degree of control top of fish simultaneously, make that the removing work of fish is difficult more owing to the complexity of fish shape.Therefore, simulation fish milling process is crucial in the ground experiment chamber.
Summary of the invention
The objective of the invention is at the problem that exists in the prior art, fish milling experimental facilities in a kind of oil field operation technology is provided, to solve reliably setting upright and the clamping problem of different fish of big long drill pipe in the ground simulation fish milling experiment.
For solving the problems of the technologies described above design of the present invention be:
Fish milling experiment clamping erection device in a kind of oil field operation, it is mainly by the drilling rod righting mechanism, fish clamping device and fish position adjusting mechanism, bottom workbench and positioning supports bar are formed, it is characterized in that: described righting mechanism is by open circles annular loam cake, open circles ring body and three equiangularly arranged unit of setting upright are formed, described open circles annular loam cake is connected by bolt with the open circles ring body, described three equiangularly arranged unit of setting upright link to each other with moving sets with the open circles ring body, equiangularly arranged set upright the unit for described three respectively by the righting mechanism feed screw, slide block and spherical roller are formed, described righting mechanism feed screw is connected by screw pair with slide block, described spherical roller is hinged by self-aligning bearing and slide block, and described open circles ring body is fixed on the bottom workbench by four with described positioning supports bar; Described fish clamping device is made up of clamping device feed screw and V-arrangement jaw, and described clamping device feed screw is connected by screw pair with the fish position adjusting mechanism, and described V-arrangement jaw is connected by spherical pair with the clamping device feed screw; Described fish position adjusting mechanism is made up of handwheel, feed screw, upper bracket, middle bracket, lower bracket, and described handwheel is fixedlyed connected with feed screw, is connected by screw pair between described leading screw and support.
According to the foregoing invention design, the present invention adopts following technical proposals:
Fish milling experiment clamping erection device in a kind of oil field operation comprises a bottom workbench, it is characterized in that: have a drilling rod righting mechanism by four circumferential uniform positioning supports bars be fixedly mounted on described bottom workbench directly over; There is a fish position adjusting mechanism to be installed on the worktable upper surface of described bottom; There is a fish clamping device to be installed on the described fish position adjusting mechanism.Above-mentioned drilling rod righting mechanism is made up of open circles annular loam cake, open circles ring body and three equiangularly arranged unit of setting upright.Described open circles annular loam cake is connected by bolt with the open circles ring body, described three equiangularly arranged unit of setting upright are connected with moving sets with the open circles ring body, described moving sets is meant that three equiangularly arranged unit of setting upright are installed in the toric mounting groove of opening, can only in the open circles ring body, radially move, each is distinguished by a righting mechanism feed screw in described three equiangularly arranged unit of setting upright, a slide block and a spherical roller are formed, described righting mechanism feed screw is connected by screw pair with slide block, described screw pair connects and is meant that the righting mechanism feed screw can only do relative screw along its axis with slide block, described spherical roller is hinged by self-aligning bearing and slide block, and described open circles ring body is fixed on the workbench of bottom by four described positioning supports bars.Above-mentioned fish position adjusting mechanism is made up of handwheel, feed screw, upper bracket, middle bracket, lower bracket.Described handwheel is fixedlyed connected with feed screw, be connected by screw pair between described feed screw and upper bracket, middle part, described screw pair connects and is meant between feed screw and upper bracket, middle part and can only does relative screw along its axis that described lower bracket is fixed on the worktable upper surface of described bottom.Above-mentioned fish clamping device is made up of clamping device feed screw and V-arrangement jaw.Described clamping device feed screw is connected by screw pair with the fish position adjusting mechanism, described screw pair connects and is meant that the clamping device feed screw can only do relative screw along its axis with the fish position adjusting mechanism, described V-arrangement jaw is connected by spherical pair with the clamping device feed screw, described spherical pair is that the V-arrangement jaw is connected by sphere with the clamping device feed screw, can only do three around its centre of sphere and independently relatively rotate.
The present invention has following conspicuous outstanding substantive distinguishing features and remarkable advantage compared with prior art:
Fish milling experiment clamping erection device has solved the fish grinding difficult problem in the oil field operation technological experiment in this oil field operation.At first, this device can be realized reliably setting upright of big long drill pipe, and can clamp difformity, the different fish of attitude; Secondly, can also realize the fine setting of fish position, realize the multiple spot milling of fish in the oil field operation technology.In addition, this apparatus structure is simple, and is easy to operate, connects simple and reliablely between each mechanism unit, is easy to dismounting, can realize that just its all functions do not need other auxiliary equipment by hand, reduced the manpower and materials that drop into, and greatly reduces experimental cost, remarkable benefit.
Description of drawings:
Fig. 1 is a fish milling experiment clamping erection device front view in the oil field operation;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is an A-O-A place sectional drawing among Fig. 2.
The specific embodiment:
The preferred embodiments of the present invention accompanying drawings is as follows:
Embodiment one: referring to Fig. 1, fish milling experiment clamping erection device comprises a bottom workbench 18 in this oil field operation, have drilling rod centering guide machine 1 structure by four circumferential uniform positioning supports bars 10 be fixedly mounted on described bottom workbench 18 directly over; There is a fish position adjusting mechanism 3 to be installed on workbench 18 upper surfaces of described bottom; There is a fish clamping device 2 to be installed on the described fish position adjusting mechanism 3.
Embodiment two: referring to Fig. 1 ~ Fig. 3, fish milling experiment clamping erection device is made up of drilling rod righting mechanism 1, fish clamping device 2, fish position adjusting mechanism 3, positioning supports bar 10 and bottom workbench 18 in this oil field operation, and described drilling rod righting mechanism 1 is made up of open circles annular loam cake 8, open circles ring body 9 and three equiangularly arranged unit of setting upright; Described fish clamping device 2 is made up of clamping device feed screw 13 and V-arrangement jaw 11; Described fish position adjusting mechanism 3 is made up of handwheel 17, feed screw 19, upper bracket 14, middle bracket 15, lower bracket 16.The open circles of described drilling rod righting mechanism 1 annular loam cake 8 and open circles ring body 9 are connected by bolt, described three equiangularly arranged unit and open circles ring bodies 9 set upright link to each other with moving sets, described three equiangularly arranged unit of setting upright are made up of righting mechanism feed screw 4, slide block 5 and spherical roller 6 respectively, described righting mechanism feed screw 4 and slide block 5 are connected by screw pair, described spherical roller 6 is hinged by self-aligning bearing 7 and slide block 5, and described open circles ring body 9 is fixed in bottom workbench 18 by four described positioning supports bars 10.Described clamping device feed screw 13 and fish position adjusting mechanism 3 are connected by screw pair, and described V-arrangement jaw 11 is connected by spherical pair 12 with clamping device feed screw 13.The handwheel 17 of described fish position adjusting mechanism 3 is fixedlyed connected with feed screw 19, and described feed screw 19 is connected by screw pair with 14,15 on support.
Embodiment three: referring to Fig. 1 ~ Fig. 3, the external surface of the spherical roller 6 in the drilling rod righting mechanism 1 of present embodiment is a cydariform, make spherical roller 6 and drilling rod to contact, get rid of in setting upright the course of work of drilling rod owing to the not parallel problem of setting upright that causes of the axis of drill rod axis and open circles ring body 9.Three equiangularly arranged set upright the unit can independent feeding, realize the reliable clamping of drilling rod.Other composition is identical with embodiment two with annexation.
Embodiment four: referring to Fig. 1 ~ Fig. 3, present embodiment open circles ring body 9 is an opening shape, adapts to earlier fixedly drilling rod clamping device 1, the operating mode of back whereabouts drilling rod; Simultaneously, it adapts to the drilling rod that predetermined fixed greatly enhances, and the operating mode of clamping device 1 is installed in the back.Other composition is identical with specific embodiment two with annexation.
The concrete course of work of this fish milling experiment clamping erection device following (referring to Fig. 1 ~ Fig. 3):
1, fixing fish milling experiment clamping erection device in the oil field operation, the whereabouts drilling rod, make it pass the inside of open circles ring body 9, rotate three respectively equiangularly arranged drilling rod righting mechanism feed screw 2 is arranged, adjust drilling rod and set upright the position of unit, spherical roller 6 is closely contacted with the drilling rod surface, reach the purpose that drilling rod is set upright; Longer when drilling rod, need at first drilling rod righting mechanism 1 to be taken off under the operating mode of predetermined fixed drilling rod, fix this device then, reinstalled drilling rod righting mechanism 1 at last again, drilling rod is passed experimental facilities inside, adjust the clip position of the unit of setting upright again.
2, the feed screw 13 in the adjustment fish clamping device 2 makes V-arrangement pawl 11 closely contact with fish, and fish is gripped.
3, two handwheels 17 of rotation fish position adjusting mechanism are realized the change in location of fish, and then change junk mill and fish contact position, can the simulation oil field operation technique in the multiple spot milling of fish.
Claims (4)
1. fish milling experiment clamping erection device in the oil field operation, comprise one the bottom workbench (18), it is characterized in that: have a drilling rod righting mechanism (1) by four circumferential uniform positioning supports bars (10) be fixedly mounted on described bottom workbench (18) directly over; There is a fish position adjusting mechanism (3) to be installed on described bottom workbench (18) upper surface; There is a fish clamping device (2) to be installed on the described fish position adjusting mechanism (3).
2. fish milling experiment clamping erection device in the oil field operation according to claim 1, it is characterized in that: described drilling rod righting mechanism (1) is made up of open circles annular loam cake (8), open circles ring body (9) and three equiangularly arranged unit of setting upright; Described open circles annular loam cake (8) is connected by bolt with open circles ring body (9), described three equiangularly arranged unit of setting upright are connected with moving sets with open circles ring body (9), described moving sets is meant three equiangularly arranged setting upright in the mounting groove that the unit is installed in open circles ring body (9), can only in open circles ring body (9), radially move, each is distinguished by a righting mechanism feed screw (4) in described three equiangularly arranged unit of setting upright, a slide block (5) and a spherical roller (6) are formed, described righting mechanism feed screw (4) is connected by screw pair with slide block (5), described screw pair connects and is meant that righting mechanism feed screw (4) can only do relative screw along its axis with slide block (5), described spherical roller (6) is hinged by self-aligning bearing (7) and slide block (5), and described open circles ring body (9) is fixed on the bottom workbench (18) by four described positioning supports bars (10).
3. fish milling experiment clamping erection device in the oil field operation according to claim 1 is characterized in that described fish position adjusting mechanism (3) is made up of handwheel (17), feed screw (19), upper bracket (14), middle bracket (15), lower bracket (16); Described handwheel (17) is fixedlyed connected with feed screw (19), described feed screw (19) is connected by screw pair with upper bracket (14), middle bracket (15), described screw pair connection is meant that feed screw (19) cooperates and can only do relative screw along its axis with upper bracket (14), middle bracket (15), and described lower bracket (16) is fixed on described bottom workbench (18) upper surface.
4. fish milling experiment clamping erection device in the oil field operation according to claim 1, it is characterized in that: described fish clamping device (2) is made up of clamping device feed screw (13) and V-arrangement jaw (11); Described clamping device feed screw (13) is connected by screw pair with fish position adjusting mechanism (3), described screw pair connects and is meant that clamping device feed screw (13) can only do relative screw along its axis with fish position adjusting mechanism (3), described V-arrangement jaw (11) is connected by spherical pair (12) with clamping device feed screw (13), described spherical pair (12) is that V-arrangement jaw (11) is connected by sphere with clamping device feed screw (13), can only do three around its centre of sphere and independently relatively rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010608195 CN102102496B (en) | 2010-12-28 | 2010-12-28 | Fish milling experiment clamping and centralizing device in oilfield operation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010608195 CN102102496B (en) | 2010-12-28 | 2010-12-28 | Fish milling experiment clamping and centralizing device in oilfield operation |
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| CN102102496A true CN102102496A (en) | 2011-06-22 |
| CN102102496B CN102102496B (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010608195 Expired - Fee Related CN102102496B (en) | 2010-12-28 | 2010-12-28 | Fish milling experiment clamping and centralizing device in oilfield operation |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296797A (en) * | 2014-10-09 | 2015-01-21 | 中国石油天然气股份有限公司 | Downhole tool ground milling test system and downhole tool milling method |
| CN108590546A (en) * | 2018-07-04 | 2018-09-28 | 中国地质大学（北京） | Power drilling tool tests erection device |
| CN109869109A (en) * | 2019-03-26 | 2019-06-11 | 中铁大桥局集团有限公司 | A kind of method and drill bit fishing device for salvaging drill bit |
| CN111982657A (en) * | 2020-08-03 | 2020-11-24 | 西南石油大学 | Rock breaking test device of laser-assisted machine |
| CN113310829A (en) * | 2021-04-14 | 2021-08-27 | 西南石油大学 | Device and experimental method for testing drillability of rock in impact mode |
| CN113638701A (en) * | 2021-10-13 | 2021-11-12 | 北京恒利新源地热能科技有限公司 | Drill rod centralizer of top drive type geothermal drilling machine |
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|---|---|---|---|---|
| CN2665349Y (en) * | 2003-12-22 | 2004-12-22 | 李宪国 | Fan-shaped knife wing flat-bottomed milling shoe |
| CN2846717Y (en) * | 2005-09-24 | 2006-12-13 | 辽河石油勘探局 | Workover finding and reaming angle top grind shoe |
| CN200985757Y (en) * | 2006-07-20 | 2007-12-05 | 范伟光 | Milling shoe |
| CN101899956A (en) * | 2010-03-17 | 2010-12-01 | 北京华油油气技术开发有限公司 | Method for salvaging electric pump pipe column fish |
-
2010
- 2010-12-28 CN CN 201010608195 patent/CN102102496B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2665349Y (en) * | 2003-12-22 | 2004-12-22 | 李宪国 | Fan-shaped knife wing flat-bottomed milling shoe |
| CN2846717Y (en) * | 2005-09-24 | 2006-12-13 | 辽河石油勘探局 | Workover finding and reaming angle top grind shoe |
| CN200985757Y (en) * | 2006-07-20 | 2007-12-05 | 范伟光 | Milling shoe |
| CN101899956A (en) * | 2010-03-17 | 2010-12-01 | 北京华油油气技术开发有限公司 | Method for salvaging electric pump pipe column fish |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296797A (en) * | 2014-10-09 | 2015-01-21 | 中国石油天然气股份有限公司 | Downhole tool ground milling test system and downhole tool milling method |
| CN108590546A (en) * | 2018-07-04 | 2018-09-28 | 中国地质大学（北京） | Power drilling tool tests erection device |
| CN109869109A (en) * | 2019-03-26 | 2019-06-11 | 中铁大桥局集团有限公司 | A kind of method and drill bit fishing device for salvaging drill bit |
| CN111982657A (en) * | 2020-08-03 | 2020-11-24 | 西南石油大学 | Rock breaking test device of laser-assisted machine |
| CN113310829A (en) * | 2021-04-14 | 2021-08-27 | 西南石油大学 | Device and experimental method for testing drillability of rock in impact mode |
| CN113638701A (en) * | 2021-10-13 | 2021-11-12 | 北京恒利新源地热能科技有限公司 | Drill rod centralizer of top drive type geothermal drilling machine |
| CN113638701B (en) * | 2021-10-13 | 2022-03-25 | 北京恒利新源地热能科技有限公司 | Drill rod centralizer of top drive type geothermal drilling machine |
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| CN102102496B (en) | 2013-04-03 |
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