CN109162633A - A kind of turntable structure of built-in scraper - Google Patents
A kind of turntable structure of built-in scraper Download PDFInfo
- Publication number
- CN109162633A CN109162633A CN201811167407.8A CN201811167407A CN109162633A CN 109162633 A CN109162633 A CN 109162633A CN 201811167407 A CN201811167407 A CN 201811167407A CN 109162633 A CN109162633 A CN 109162633A
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- China
- Prior art keywords
- slice
- annular
- rotary table
- well head
- head channel
- 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.)
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- 239000011159 matrix material Substances 0.000 claims abstract description 17
- 239000005060 rubber Substances 0.000 claims description 28
- 239000002184 metal Substances 0.000 claims description 21
- 239000000919 ceramic Substances 0.000 claims description 19
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 238000005553 drilling Methods 0.000 abstract description 35
- 238000007790 scraping Methods 0.000 abstract description 23
- 238000000034 method Methods 0.000 abstract description 14
- 230000008569 process Effects 0.000 abstract description 13
- 244000025254 Cannabis sativa Species 0.000 description 6
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 6
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 6
- 235000009120 camo Nutrition 0.000 description 6
- 235000005607 chanvre indien Nutrition 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000011487 hemp Substances 0.000 description 6
- 230000008014 freezing Effects 0.000 description 5
- 238000007710 freezing Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
- E21B3/04—Rotary tables
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
- E21B37/02—Scrapers specially adapted therefor
Landscapes
- 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)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of turntable structures of built-in scraper, including matrix, through the well head channel of matrix, the annular rotor that can be rotated around well head channel, the bushing that match with annular rotor, annular rotor is connected on annular rotary table, the outer rim of annular rotary table circumferentially fixes a circle rack gear, gear, rotation drive device are set in matrix, wheel and rack is meshed, the rotation of rotation drive device sliding tooth wheel；What axisymmetrical of the lower section setting two of annular rotary table along well head channel was distributed scrapes slice, slice is scraped in semi-annular shape, the concave surface of slice is scraped towards the axis direction in well head channel, it each scrapes slice to be moved by a linear drive apparatus driving, the driving direction of two linear drive apparatus is conllinear.The present invention needs two drillers that can be scraped completely mud to drilling rod surface perimeter to solve the problems, such as in trip-out process in the prior art, realize the purpose for reducing manpower consumption, automatic scraping mud.
Description
Technical field
The present invention relates to Rotary table for drilling machine fields, and in particular to a kind of turntable structure of built-in scraper.
Background technique
Oil-well rig belongs to heavy mining machinery, is made of a variety of machinery equipments, the associated working with multiple functions
Unit.Well-completing process requirement is bored in order to meet, a whole set of drilling machine must have following eight big system equipments: slewing, cyclic system
System equipment, hoisting system equipment, power-driven system equipment, transmission system equipment, control system and measuring instrument, drilling machine bottom
Seat, ancillary equipment.Wherein, slewing refers to rotate drilling tool in well, and the equipment for driving drill bit fractured rock includes turning
Disk drilling rig, top driving well drilling device two major classes type.Turntable is the working machine of rotary system, is one of key position of drilling machine,
It by the master bushing or small bushing in turntable through-hole, drives kelly bar, drilling rod and drill bit rotation during the work time.It is rising
During brill, the trip-out of directly pulling type is without employing turntable, and turntable remains static, and the drilling rod surface proposed out of well at this time is attached
A large amount of mud and landwaste, can seriously pollute the hygienic conditions of well head rig floor, while being not easy to driller and observing column number, meeting with
It meets when pulling out of hole difficult well section, it is also inconvenient to make marks on drilling rod surface, for driller due to the landwaste and mud of the attachment of drilling rod surface
Sufficient bit freezing point prompt is provided.In the prior art, the mode for solving this technical problem is to arrange two in trip-out process
Driller stands respectively in well head two sides in well head, holds a rope made of hemp, rope made of hemp both ends are pinioned with batten.Each driller holds two
The rope made of hemp is firmly adjacent on drilling rod surface by the batten at end, thus in drilling rod trip-out process by the rope made of hemp by the mud on surface and
Landwaste scrapes.This mode needs two drillers that can realize to scrape mud, waste of manpower, efficiency completely to drilling rod surface perimeter
Lowly.
Summary of the invention
The purpose of the present invention is to provide a kind of turntable structures of built-in scraper, to solve trip-out process in the prior art
The problem of two drillers of middle needs can be scraped completely mud to drilling rod surface perimeter is realized and reduces manpower consumption, automatic scraping
The purpose of mud.
The present invention is achieved through the following technical solutions:
A kind of turntable structure of built-in scraper, including matrix, through matrix well head channel, can turn around well head channel
The bushing that dynamic annular rotor and the annular rotor match, the annular rotor are connected on annular rotary table, institute
It states annular rotary table and is located at intrinsic silicon, and the axis collinear of the axis of annular rotary table and well head channel, the outer rim edge of annular rotary table
Circumferentially fixed circle rack gear, described matrix is interior to be arranged gear, rotation drive device, and the gear is meshed with the rack gear, institute
It states rotation drive device and drives the gear rotation；Two axis pair along well head channel are arranged in the lower section of the annular rotary table
Claim the slice of scraping of distribution, the slice of scraping scrapes the concave surface of slice towards the axis direction in well head channel, often in semi-annular shape
A slice of scraping is moved by a linear drive apparatus driving, and the driving direction of two linear drive apparatus is conllinear.
For needing two drillers that can be scraped completely mud to drilling rod surface perimeter in trip-out process in the prior art
The problem of, the present invention proposes a kind of turntable structure of built-in scraper, and turntable includes matrix, through the well head channel of matrix, energy
Enough annular rotors rotated around well head channel, the bushing to match with the annular rotor, above structure are that tradition turns
Dish structure, this will not be repeated here.Rotatable parts in the present invention are annular rotary table, and annular rotary table is located at intrinsic silicon, and annular
The axis of turntable and the axis collinear in well head channel.It is rotated by rotation drive device sliding tooth wheel, racks turn is driven, thus band
Dynamic annular rotary table rotation drives annular rotor rotation by annular rotary table, so that bushing is rotated therewith, realizes turning for turntable
Dynamic function.The slice of scraping of two axisymmetrical distributions along well head channel is arranged in the lower section of annular rotary table in the present invention, described
Slice is scraped in semi-annular shape, the concave surface of slice is scraped towards the axis direction in well head channel, it is straight by one each to scrape slice
The driving of line driving device is moved, and the driving direction of two linear drive apparatus is conllinear.In the trip-out process of directly pulling type, this
Invention only needs to drive two to scrape by two linear drive apparatus that slice is close to each other, so that two concave surfaces for scraping slice gradually court
It is drawn close to drilling rod direction, sticks on drilling rod surface on the inside of slice until scraping, keep the driving end of linear drive apparatus solid at this time
It is fixed, start to pull out of hole.In trip-out process, scraping slice by two automatically will be to the mud and rock on the drilling rod surface taken out out of well
Bits carry out scraping process, solve and need two drillers that can carry out to drilling rod surface perimeter in trip-out process in the prior art
The problem of scraping mud completely realizes and is manually operated without driller, reduces manpower consumption, the fully automated purpose for carrying out scraping mud, bores
Work can also mark on the drilling rod surface risen on turntable surface out at any time, be in time driller when meeting with the well section for the difficulty that pulls out of hole
There is provided sufficient bit freezing point prompt reduces bit freezing hidden danger to improve trip-out safety.
The control switch of the linear drive apparatus is located inside driller house.Linear drive apparatus is directly controlled convenient for driller
Movement, thus control two scrape slice embrace drilling rod or be detached from drilling rod surface, improve ease of use of the invention.
Further, the slice of scraping is divided into rubber layer, ceramic layer, metal layer, the inside of the ceramic layer from the inside to the outside
Groove is arranged in wall, and flange is arranged in the lateral wall of the ceramic layer；The rubber layer be extruded into the groove and with groove
Cell wall injecting glue bonding；The flange is inserted into the inside of metal layer；The driving end of the linear drive apparatus is fixedly connected with installation
Body, the fixing body include top flange, the lower flange for being located at the two sides up and down of metal layer, further include across the upper limb
Edge, metal layer, flange, lower flange bolt；Several notch being parallel to each other are arranged in the inner sidewall of the rubber layer.Scrape slice
Inside refers to close to the side of well head passage axis direction, scrapes the outside of slice, refers to far from where well head passage axis
The side in direction.Scrape slice and be divided into rubber layer, ceramic layer, metal layer from the inside to the outside so that well head channel radially, scrape mud
Piece has been divided into three-decker.Wherein most inner side utilizes rubber mass by rubber layer directly with drilling rod appearance face contact for rubber layer
Soft characteristic avoids scratching on drilling rod surface.Rubber has excellent elasticity, when rubber layer is crushed on drilling rod surface, rubber simultaneously
Glue stress deformation applies elastic reset power to drilling rod surface and mentions so that voluntarily providing bigger active force acts on drilling rod surface
For more preferably scraping mud effect.Rubber layer is extruded into the groove of ceramic layer inner sidewall, then is bonded by squeezing glue, this
Under kind of structure, sufficiently connected between rubber layer and ceramic layer, by groove improve bond area between rubber layer and ceramic layer,
Increasing friction force improves structural stability, while carrying out longitudinal limit to rubber layer, avoids rubber layer with the trip-out of drilling rod
It is driven and moves up, it is ensured that rubber layer keeps stable and scrapes mud effect.Flange is arranged in the lateral wall of ceramic layer, and the flange is inserted into
The inside of metal layer, the driving end of linear drive apparatus are fixedly connected with fixing body, and the fixing body includes being located at metal layer
Two sides up and down top flange, lower flange, further include across the top flange, metal layer, flange, lower flange bolt.To
Fixing body, metal layer, ceramic layer are connected simultaneously by bolt, it is ensured that the stable connection of ceramic layer, metal layer, while really
It protects by linear drive apparatus stabilized driving.Several notch being parallel to each other are arranged in the inner sidewall of rubber layer, will by several notch
It is divided into layer structure on the inside of rubber layer, so that successively being carried out scraping mud to drilling rod surface by multilayer rubber, is attached to drilling rod surface
Mud and landwaste pass through multilayer scraping, what is fallen off is more clean, can significantly improve the effect of automatic scraping mud, further increase
Using effect of the invention.It is preferred by structure in this programme, realize metal, ceramics and the entirely different material of rubber three classes
Between be stably connected with so that scrape slice possess it is very good scrape mud effect, compared to the prior art in it is manual using the rope made of hemp
Scrape the mode of mud, there is substantive distinguishing features outstanding and significant progress.
Preferably, the rotation drive device is motor, and the linear drive apparatus is electric pushrod.
Preferably, the annular rotor is detachably connected with annular rotary table.It is such as bolted, snaps connection,
Convenient for dismantling replacement, maintenance and repair.
Compared with prior art, the present invention having the following advantages and benefits:
1, a kind of turntable structure of built-in scraper of the present invention, in trip-out process, scraping slice by two automatically will be right
The mud and landwaste on the drilling rod surface taken out out of well carry out scraping process, solve in trip-out process in the prior art and need two
The problem of name driller can be scraped completely mud to drilling rod surface perimeter, realizes and is manually operated without driller, reduces manpower
Consumption, the fully automated purpose for carrying out scraping mud, driller can also mark at any time on the drilling rod surface risen on turntable surface out, meet with
When meeting the well section for the difficulty that pulls out of hole, providing sufficient bit freezing point prompt in time for driller reduces bit freezing to improve trip-out safety
Hidden danger.
2, a kind of turntable structure of built-in scraper of the present invention, it is preferred by structure, realize metal, ceramics and rubber three
Being stably connected between the entirely different material of class so that scrape slice possess it is very good scrape mud effect, compared to existing skill
It carries out scraping the mode of mud in art manually using the rope made of hemp, there is substantive distinguishing features outstanding and significant progress.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the cross-sectional view of the specific embodiment of the invention；
Fig. 2 is the top view that slice is scraped in the specific embodiment of the invention；
Fig. 3 is the cross-sectional view that slice is scraped in the specific embodiment of the invention.
Label and corresponding parts title in attached drawing:
1- matrix, 2- well head channel, 3- annular rotor, 4- bushing, 5- rack gear, 6- gear, 7- rotation drive device, 8-
Scrape slice, 81- rubber layer, 82- ceramic layer, 83- metal layer, 9- linear drive apparatus, 10- fixing body, the top flange 11-, under 12-
The edge of a wing, 13- bolt, 14- notch.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment 1:
A kind of turntable structure of built-in scraper as shown in Figures 1 and 2 leads to including matrix 1, through the well head of matrix 1
Road 2, the annular rotor 3 that can be rotated around well head channel 2, the bushing 4 to match with the annular rotor 3, the annular
Rotating member 3 is connected on annular rotary table 4, and the annular rotary table 4 is located inside matrix 1, and the axis of annular rotary table 4 and well head are logical
The axis collinear in road 2, the outer rim of annular rotary table 4 circumferentially fix a circle rack gear 5, and setting gear 6, rotation are driven in described matrix 1
Dynamic device 7, the gear 6 are meshed with the rack gear 5, and the rotation drive device 7 drives the gear 6 to rotate；The ring
What axisymmetrical of the lower section setting two of shape turntable 4 along well head channel 2 was distributed scrapes slice 8, and the slice 8 of scraping is in semicircular ring
Shape scrapes the concave surface of slice 8 towards the axis direction in well head channel 2, each scrapes slice 8 by a linear drive apparatus 9
Driving is moved, and the driving direction of two linear drive apparatus 9 is conllinear.
Embodiment 2:
A kind of turntable structure of built-in scraper as shown in Figure 1 to Figure 3, on the basis of embodiment 1, the straight line drives
The control switch of dynamic device 9 is located inside driller house.The slice 8 of scraping is divided into rubber layer 81, ceramic layer 82, metal from the inside to the outside
Groove is arranged in layer 83, the inner sidewall of the ceramic layer 82, and flange is arranged in the lateral wall of the ceramic layer 82；81 quilt of rubber layer
It is in extruding to the groove and Nian Jie with the cell wall injecting glue of groove；The flange is inserted into the inside of metal layer 83；The straight line
The driving end of driving device 9 is fixedly connected with fixing body 10, and the fixing body 10 includes the two sides up and down for being located at metal layer 83
Top flange 11, lower flange 12, further include across the top flange 11, metal layer 83, flange, lower flange 12 bolt 13；Institute
Several notch 14 being parallel to each other are arranged in the inner sidewall for stating rubber layer 81.The rotation drive device 7 is motor, and the straight line drives
Dynamic device 9 is electric pushrod.The annular rotor 3 is detachably connected with annular rotary table 4.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (5)
1. a kind of turntable structure of built-in scraper, including matrix (1), through matrix (1) well head channel (2), can be around well
The annular rotor (3) that mouth channel (2) rotates and the bushing (4) that the annular rotor (3) match, which is characterized in that institute
It states annular rotor (3) to be connected on annular rotary table (4), the annular rotary table (4) is located at matrix (1) inside, and annular rotary table
(4) axis collinear of axis and well head channel (2), the outer rim of annular rotary table (4) circumferentially fixes a circle rack gear (5), described
Gear (6), rotation drive device (7) are set in matrix (1), and the gear (6) is meshed with the rack gear (5), the rotation
Driving device (7) drives gear (6) rotation；The lower section of the annular rotary table (4) is arranged two along well head channel (2)
Axisymmetrical distribution is scraped slice (8), and the concave surface of slice (8) is scraped towards well head channel in semi-annular shape in described scrape slice (8)
(2) axis direction is each scraped slice (8) and is moved by linear drive apparatus (9) driving, and two straight lines drive
The driving direction of dynamic device (9) is conllinear.
2. a kind of turntable structure of built-in scraper according to claim 1, which is characterized in that the linear drive apparatus
(9) control switch is located inside driller house.
3. a kind of turntable structure of built-in scraper according to claim 1, which is characterized in that it is described scrape slice (8) by
Interior to outer to be divided into rubber layer (81), ceramic layer (82), metal layer (83), groove, institute is arranged in the inner sidewall of the ceramic layer (82)
State the lateral wall setting flange of ceramic layer (82)；The rubber layer (81) is extruded into the groove and the cell wall with groove
Injecting glue bonding；The flange is inserted into the inside of metal layer (83)；The driving end of the linear drive apparatus (9) is fixedly connected with peace
It fills body (10), the fixing body (10) includes top flange (11), the lower flange for being located at the two sides up and down of metal layer (83)
(12), further include across the top flange (11), metal layer (83), flange, lower flange (12) bolt (13)；The rubber layer
(81) several notch (14) being parallel to each other are arranged in inner sidewall.
4. a kind of turntable structure of built-in scraper according to claim 1, which is characterized in that the rotation drive device
It (7) is motor, the linear drive apparatus (9) is electric pushrod.
5. a kind of turntable structure of built-in scraper according to claim 1, which is characterized in that the annular rotor
(3) it is detachably connected with annular rotary table (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811167407.8A CN109162633A (en) | 2018-10-08 | 2018-10-08 | A kind of turntable structure of built-in scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811167407.8A CN109162633A (en) | 2018-10-08 | 2018-10-08 | A kind of turntable structure of built-in scraper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109162633A true CN109162633A (en) | 2019-01-08 |
Family
ID=64877512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811167407.8A Withdrawn CN109162633A (en) | 2018-10-08 | 2018-10-08 | A kind of turntable structure of built-in scraper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109162633A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608599A (en) * | 2020-05-20 | 2020-09-01 | 泉州泉港祥康工业机械有限公司 | Drill bit lifting structure for small-sized drilling machine |
| CN116696282A (en) * | 2023-07-04 | 2023-09-05 | 西南石油大学 | Well-out centralizer cleaner based on induction and telescopic control |
-
2018
- 2018-10-08 CN CN201811167407.8A patent/CN109162633A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608599A (en) * | 2020-05-20 | 2020-09-01 | 泉州泉港祥康工业机械有限公司 | Drill bit lifting structure for small-sized drilling machine |
| CN116696282A (en) * | 2023-07-04 | 2023-09-05 | 西南石油大学 | Well-out centralizer cleaner based on induction and telescopic control |
| CN116696282B (en) * | 2023-07-04 | 2024-01-19 | 西南石油大学 | Well-out centralizer cleaner based on induction and telescopic control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190108 |