CN204677116U - Drilling machine well mouth drill scraper - Google Patents
Drilling machine well mouth drill scraper Download PDFInfo
- Publication number
- CN204677116U CN204677116U CN201520308914.4U CN201520308914U CN204677116U CN 204677116 U CN204677116 U CN 204677116U CN 201520308914 U CN201520308914 U CN 201520308914U CN 204677116 U CN204677116 U CN 204677116U
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- China
- Prior art keywords
- ligule
- block plate
- bolt
- shell body
- openend
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Abstract
The utility model discloses a kind of drilling machine well mouth drill scraper, be included in nested, concentric on terminal pad excircle and have left and right housing, left and right shell nozzle end bottom separately mounting edge is provided with a bolt hole and a step blind hole, left and right shell nozzle end utilizes one group of pin bolt upwards hinged with left and right ligule block plate by the bolt hole of oneself, and on left and right ligule block plate, adjacent pin axle bolt is provided with a lockhole separately; Above left and right ligule block plate, be respectively arranged with the baffle plate of a circular arc, have a window in the position of the corresponding pin bolt of each baffle openings end; Vulcanite scraper mud pan is placed with in the below of left and right ligule block plate; Another lock support is installed with in the step blind hole of left and right housing.The utility model device, makes to change vulcanite scraper mud pan simple to operate safe and reliable.
Description
Technical field
The utility model belongs to technical field of petroleum machinery, relates to a kind of drilling machine well mouth drill scraper.
Background technology
Drilling rod is in round trip, and its surface is stained with mud, traditional scrape mud operation and often relies on manually in well head operation, changes inconvenient, labour intensity is large, scrape mud efficiency low, have certain potential safety hazard.
Therefore, design a kind of drilling machine well mouth drill scraper to the Traditional Man replacing drilling rod scrape mud operation have obvious meaning.
Utility model content
The purpose of this utility model is to provide a kind of drilling machine well mouth drill scraper, solves the mud of scraping existed in prior art and operates often dependence manually in well head operation, change inconvenience, scrape the inefficient problem of mud.
The technical scheme that the utility model adopts is, a kind of drilling machine well mouth drill scraper, comprise terminal pad, on terminal pad excircle, nested, concentric has left shell and right shell body, the rear end of left shell and right shell body is connected by lug and is called to join and holds, and left shell is relative with the front interval of right shell body is called openend;
Bottom, left shell openend mounting edge is provided with a bolt hole and a step blind hole, bottom, right shell body openend mounting edge is provided with a bolt hole and a step blind hole equally, the bolt hole of every side is adjacent with step blind hole, left shell openend utilizes one group of pin bolt upwards hinged with left ligule block plate by the bolt hole of oneself, right shell body openend utilizes another group pin bolt upwards hinged with right ligule block plate by the bolt hole of oneself, and on left ligule block plate and right ligule block plate, adjacent pin axle bolt is provided with a lockhole separately;
Above left ligule block plate and right ligule block plate, be respectively arranged with the baffle plate of a circular arc, two baffle plates surround the circle of an opening, each baffle plate butt end is fixedly connected with the handing-over end of corresponding left shell, right shell body, each baffle openings end is fixedly connected with corresponding left shell, right shell body openend, have a window in the position of the corresponding pin bolt of each baffle openings end, each window directly exposes pin bolt on the left ligule block plate in below or right ligule block plate and lockhole;
Vulcanite scraper mud pan is placed with in the below of left ligule block plate and right ligule block plate;
In the step blind hole of left shell, be installed with a lock support, in the step blind hole of right shell body, be installed with another lock support.
Drilling machine well mouth drill scraper of the present utility model, is further characterized in that:
Through stepped hole is provided with in each lock support, expansion link is installed with in the stepped hole small bore end on top, expansion link bottom is stub end, and the stepped hole macropore bottom of lock support is provided with top bolt, is provided with spring between top bolt and expansion link stub end bottom surface.
Also comprise unlocking tool, the structure of unlocking tool is, comprise connecting rod, force application rod is installed with at the ending vertical of connecting rod, at right angle setting plate is installed with in the front end of connecting rod, this at right angle setting plate is fixed with contact, and the round mouth that at right angle setting plate is stretched out in the front end of connecting rod coordinates with pin bolt cylindrical and is socketed; The axis being parallel of contact and connecting rod, the axial line distance of contact and connecting rod equals the axial line distance of expansion link and pin bolt.
Terminal pad is provided with shoulder hole.
The groove of left shell and right shell body internal circular surfaces coordinate with terminal pad cylindrical fin realize nested.
Left shell and right shell body are fixedly connected with terminal pad excircle separately, left shell and right shell body join to be held by main hinge, the front portion that left shell and right shell body the close up rear formation space of circles that breaks is provided with front baffle plate assembly, and two ends, front baffle plate assembly left and right are fixedly connected with right shell body with left shell respectively.
The beneficial effects of the utility model are, facilitate the replacing of the vulcanite scraper mud pan 8 of different size, and can realize drilling machine well mouth plurality of specifications drilling rod safe, reliable and effective scrape mud.
Accompanying drawing explanation
Fig. 1 is the schematic front view of the utility model drilling machine well mouth drill scraper;
Fig. 2 is the schematic side view of the utility model drilling machine well mouth drill scraper;
Fig. 3 is the cross-sectional schematic of the utility model drilling machine well mouth drill scraper;
Fig. 4 is the stereogram of the utility model drilling machine well mouth drill scraper;
Fig. 5 is that the utility model drilling machine well mouth drill scraper locking unit (left side) assembles schematic diagram;
Fig. 6 is the stereogram of the utility model drilling machine well mouth drill scraper locking unit;
Fig. 7 is the stereogram of the utility model drilling machine well mouth drill scraper unlocking tool.
In figure, 1. terminal pad, 2. left shell, 3. right shell body, 4. left ligule block plate, 5. right ligule block plate, 6. expansion link, 7. pin bolt, 8. vulcanite scraper mud pan, 9. baffle plate, 10. hexagon socket countersunk flat cap head screw, 11. front baffle plate assemblies, 12. hexagon socket cap head screws, 13. pins, 14. stub axles, 15. springs, 16. cross head deep gouge bolts, 17. lock supports, 18. top bolts, 19. force application rods, 20. connecting rods, 21. driving levers.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, structure of the present utility model is, comprises terminal pad 1, and terminal pad 1 is provided with shoulder hole, is fixed on the bottom of wellhead equipment by bolt;
On terminal pad 1 excircle, nested, concentric has left shell 2 and right shell body 3, the groove of left shell 2 and right shell body 3 internal circular surfaces coordinate with terminal pad 1 cylindrical fin realize nested, the rear end of left shell 2 and right shell body 3 is connected by lug and is called to join and holds, and left shell 2 is relative with the front interval of right shell body 3 is called openend (namely closed but form an opening);
Bottom, left shell 2 openend mounting edge is provided with a bolt hole and a step blind hole, bottom, right shell body 3 openend mounting edge is provided with a bolt hole and a step blind hole equally, the bolt hole of every side is adjacent with step blind hole, left shell 2 openend utilizes one group of pin bolt 7 upwards hinged with left ligule block plate 4 by the bolt hole of oneself, left ligule block plate 4 can rotate relative to left shell 2 around the pin bolt 7 at place, right shell body 3 openend utilizes another group pin bolt 7 upwards hinged with right ligule block plate 5 by the bolt hole of oneself, right ligule block plate 5 can rotate relative to right shell body 3 around the pin bolt 7 at place, on left ligule block plate 4 and right ligule block plate 5, adjacent pin axle bolt 7 is provided with a lockhole separately,
Above left ligule block plate 4 and right ligule block plate 5, be respectively arranged with the baffle plate 9 of a circular arc, two baffle plates 9 surround the circle (namely each baffle plate 9 two ends are also called butt end and openend) of an opening, each baffle plate 9 butt end is respectively by multiple hexagon socket countersunk flat cap head screw 10 and corresponding left shell 2, the handing-over end of right shell body 3 is fixedly connected with, each baffle plate 9 openend is respectively by multiple hexagon socket countersunk flat cap head screw 10 and corresponding left shell 2, right shell body 3 openend is fixedly connected with, in each baffle plate 9 openend, the position of corresponding pin bolt 7 has a window (see the A in Fig. 1, B window in B window and Fig. 4), each window directly expose below (can see) left ligule block plate 4 or right ligule block plate 5 on pin bolt 7 and lockhole,
Vulcanite scraper mud pan 8 is placed with in the below of left ligule block plate 4 and right ligule block plate 5, vulcanite scraper mud pan 8 is positioned at the circular cavity position (see Fig. 3) surrounded after left shell 2 closes up with right shell body 3, left shell 2 and right shell body 3 play the effect (can not depart from drilling rod axial line) limiting vulcanite scraper mud pan 8 and move radially simultaneously, and left ligule block plate 4 and right ligule block plate 5 play the effect (not taken away by drilling rod) that restriction vulcanite scraper mud pan 8 moves up simultaneously;
Left shell 2, the baffle plate 9 in left ligule block plate 4 and left side is called left-half together, right shell body 3, the baffle plate 9 on right ligule block plate 5 and right side is called right half part together, when left-half and right half part install on terminal pad 1 close up time, left shell 2 is fixedly connected with (see Fig. 4) with terminal pad 1 excircle each via multiple hexagon socket cap head screw 12 with right shell body 3, left shell 2 and right shell body 3 join hold by stub axle 14 hinged, the front portion that left shell 2 and right shell body 3 the close up rear formation space of circles that breaks is provided with front baffle plate assembly 11, front baffle plate assembly about 11 two ends are fixedly connected with right shell body 3 with left shell 2 respectively by pin 13, realize left shell 2 to lock with right shell body 3 forward position.
With reference to Fig. 5, Fig. 6, locking unit is symmetrically set with two covers, in the step blind hole of left shell 2, be installed with a lock support 17 by multiple cross recess dormant bolt 16, in the step blind hole of right shell body 3, be installed with another lock support 17 by another set of cross recess dormant bolt 16; Through stepped hole is provided with in each lock support 17, expansion link 6 is installed with in the stepped hole small bore end on top, expansion link 6 top thin bar can move up and down along stepped hole aperture and stretch out outside stepped hole aperture, expansion link 6 bottom is stub end, the stepped hole macropore bottom of lock support 17 is provided with top bolt 18, is provided with spring 15 between top bolt 18 and expansion link 6 stub end bottom surface; Rely on the spring force of spring 15 to make expansion link 6 reset to stretch out stepped hole, now the stub end of expansion link 6 bottom ensures that expansion link 6 upwards can not deviate from stepped hole aperture.
With reference to Fig. 7, the structure of unlocking tool is: comprise the connecting rod 20 as turn load main body, force application rod 19 is vertically installed with at the end (handgrip end) of connecting rod 20, at right angle setting plate is installed with in the front end (operating side) of connecting rod 20, this at right angle setting plate is fixed with contact 21, the round mouth that at right angle setting plate is stretched out in the front end of connecting rod 20 coordinates with pin bolt 7 cylindrical and is socketed, and realizes connecting rod 20 and is sleeved on and pin bolt 7 locates and rotates; The axis being parallel of contact 21 and connecting rod 20, contact 21 equals the axial line distance of expansion link 6 and pin bolt 7 with the axial line distance of connecting rod 20; Contact 21 completes unblock for pushing up pressure expansion link 6 downwards, relies on force application rod 19 to carry out having reversed connecting rod 20 and drives front end installing plate and contact 21 to rotate around the axis of connecting rod 20.
Left ligule block plate 4, right ligule block plate 5 are in unblock or locking state together, and the folding of left ligule block plate 4, right ligule block plate 5 has been coordinated by locking unit and unlocking tool.Under locking state, the expansion link 6 of left and right sides relies on spring force to enter respectively in the lockhole of left ligule block plate 4, right ligule block plate 5, makes left ligule block plate 4, right ligule block plate 5 realizes position constraint; Under released state, the expansion link 6 of left and right sides is retracted downwards and is exited the lockhole of left ligule block plate 4 and right ligule block plate 5 under contact 21 suppressing action, then, twisting under about power at connecting rod 20, contact 21 drives left ligule block plate 4, right ligule block plate 5 to realize opening around each autorotation of axis of pin bolt 7.
Operating principle of the present utility model is,
Time in working order, each expansion link 6 leans on the spring force of respective spring 15 to be driven in the lockhole of left ligule block plate 4, right ligule block plate 5 and suffers restraints, realize the locking position to left ligule block plate 4, right ligule block plate 5.Unlocking tool is used for opening left ligule block plate 4, right ligule block plate 5, connecting rod 20 axis of two unlocking tools be placed in respective pin bolt 7 dead in line position during use simultaneously and make contact 21 enter left ligule block plate 4 or right ligule block plate 5 lockhole, press down force application rod 19 to apply spring force retraction that telescopic head 6 that active force impels contact 21 to press down left and right sides locking unit overcomes spring 15 and exit lockhole and can unlock, being rotated further force application rod 19 drives connecting rod 20 to make left ligule block plate 4 or right ligule block plate 5 with the axis of pin bolt 7 for axle center rotates, thus realize opening completely of left ligule block plate 4 or right ligule block plate 5,
Under released state, left ligule block plate 4, right ligule block plate 5 separately, can carry out the replacing of the vulcanite scraper mud pan 8 of different size, scrape mud requirement to meet different size drilling rod; After vulcanite scraper mud pan 8 is changed, rotation urging bar 19 makes left ligule block plate 4 or right ligule block plate 5 with the axis of pin bolt 7 for axle center rotates again, make telescopic head 6 align lockhole and reenter lockhole under the spring-force driven dual of spring 15, left ligule block plate 4, right ligule block plate 5 can be closed and lock, scrape mud requirement to adapt to normal drilling rod.
Drill pipe wiper of the present utility model, by terminal pad 1 integral installation in wellhead equipment hydraulic pressure pipe slips or rotating disk bottom, gravity is relied on to enter among vulcanite scraper mud pan 8 when boring under drilling rod, under left ligule block plate 4, right ligule block plate 5 are in the state be locked, mud operation scraped by the drilling rod that can carry out in drilling well round trip process.
Claims (6)
1. a drilling machine well mouth drill scraper, it is characterized in that: comprise terminal pad (1), on terminal pad (1) excircle, nested, concentric has left shell (2) and right shell body (3), the rear end of left shell (2) and right shell body (3) is connected by lug and is called to join and holds, and left shell (2) is relative with the front interval of right shell body (3) is called openend;
Left shell (2) bottom, openend mounting edge is provided with a bolt hole and a step blind hole, right shell body (3) bottom, openend mounting edge is provided with a bolt hole and a step blind hole equally, the bolt hole of every side is adjacent with step blind hole, left shell (2) openend utilizes one group of pin bolt (7) upwards hinged with left ligule block plate (4) by the bolt hole of oneself, right shell body (3) openend utilizes another group pin bolt (7) upwards hinged with right ligule block plate (5) by the bolt hole of oneself, left ligule block plate (4) and the upper adjacent pin axle bolt (7) of right ligule block plate (5) are provided with a lockhole separately,
In the top of left ligule block plate (4) and right ligule block plate (5), be respectively arranged with the baffle plate (9) of a circular arc, two baffle plates (9) surround the circle of an opening, each baffle plate (9) butt end and corresponding left shell (2), the handing-over end of right shell body (3) is fixedly connected with, each baffle plate (9) openend and corresponding left shell (2), right shell body (3) openend is fixedly connected with, in each baffle plate (9) openend, the position of corresponding pin bolt (7) has a window, each window directly expose below left ligule block plate (4) or right ligule block plate (5) on pin bolt (7) and lockhole,
Vulcanite scraper mud pan (8) is placed with in the below of left ligule block plate (4) and right ligule block plate (5);
In the step blind hole of left shell (2), be installed with a lock support (17), in the step blind hole of right shell body (3), be installed with another lock support (17).
2. drilling machine well mouth drill scraper according to claim 1, it is characterized in that: in described each lock support (17), be provided with through stepped hole, expansion link (6) is installed with in the stepped hole small bore end on top, expansion link (6) bottom is stub end, the stepped hole macropore bottom of lock support (17) is provided with top bolt (18), is provided with spring (15) between top bolt (18) and expansion link (6) stub end bottom surface.
3. drilling machine well mouth drill scraper according to claim 1, it is characterized in that: also comprise unlocking tool, the structure of unlocking tool is, comprise connecting rod (20), force application rod (19) is installed with at the ending vertical of connecting rod (20), at right angle setting plate is installed with in the front end of connecting rod (20), this at right angle setting plate is fixed with contact (21), and the round mouth that at right angle setting plate is stretched out in the front end of connecting rod (20) coordinates with pin bolt (7) cylindrical and is socketed; The axis being parallel of contact (21) and connecting rod (20), contact (21) equals the axial line distance of expansion link (6) and pin bolt (7) with the axial line distance of connecting rod (20).
4. drilling machine well mouth drill scraper according to claim 1, is characterized in that: described terminal pad (1) is provided with shoulder hole.
5. drilling machine well mouth drill scraper according to claim 1, is characterized in that: the groove of described left shell (2) and right shell body (3) internal circular surfaces coordinate with terminal pad (1) cylindrical fin realize nested.
6. drilling machine well mouth drill scraper according to claim 1, it is characterized in that: described left shell (2) is fixedly connected with terminal pad (1) excircle separately with right shell body (3), left shell (2) and right shell body (3) join hold by stub axle (14) hinged, the front portion that left shell (2) and right shell body (3) the close up rear formation space of circles that breaks is provided with front baffle plate assembly (11), and front baffle plate assembly (11) two ends, left and right are fixedly connected with right shell body (3) with left shell (2) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308914.4U CN204677116U (en) | 2015-05-13 | 2015-05-13 | Drilling machine well mouth drill scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308914.4U CN204677116U (en) | 2015-05-13 | 2015-05-13 | Drilling machine well mouth drill scraper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204677116U true CN204677116U (en) | 2015-09-30 |
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ID=54176819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520308914.4U Expired - Fee Related CN204677116U (en) | 2015-05-13 | 2015-05-13 | Drilling machine well mouth drill scraper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204677116U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111441746A (en) * | 2020-04-09 | 2020-07-24 | 熊勇 | Drill rod mud scraper for quick tripping under complex well conditions and mud scraping method thereof |
| RU2745503C1 (en) * | 2020-08-11 | 2021-03-25 | Ильдар Анварович Хасаншин | Pipe wiper of the well-mounting self-centering series "otus" |
-
2015
- 2015-05-13 CN CN201520308914.4U patent/CN204677116U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111441746A (en) * | 2020-04-09 | 2020-07-24 | 熊勇 | Drill rod mud scraper for quick tripping under complex well conditions and mud scraping method thereof |
| CN111441746B (en) * | 2020-04-09 | 2021-04-16 | 青岛中瑞威飞海洋装备制造有限公司 | Drill rod mud scraper for quick tripping under complex well conditions and mud scraping method thereof |
| RU2745503C1 (en) * | 2020-08-11 | 2021-03-25 | Ильдар Анварович Хасаншин | Pipe wiper of the well-mounting self-centering series "otus" |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20160513 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |