CN114135245A - A concatenation formula inflation wall of a well device for oil drilling is adopted - Google Patents
A concatenation formula inflation wall of a well device for oil drilling is adopted Download PDFInfo
- Publication number
- CN114135245A CN114135245A CN202210115328.2A CN202210115328A CN114135245A CN 114135245 A CN114135245 A CN 114135245A CN 202210115328 A CN202210115328 A CN 202210115328A CN 114135245 A CN114135245 A CN 114135245A
- Authority
- CN
- China
- Prior art keywords
- groove
- wall
- fixing
- ring
- block
- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 239000003208 petroleum Substances 0.000 abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 9
- 235000017491 Bambusa tulda Nutrition 0.000 description 9
- 241001330002 Bambuseae Species 0.000 description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 9
- 239000011425 bamboo Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Images
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
- E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
- E21B29/10—Reconditioning of well casings, e.g. straightening
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Earth Drilling (AREA)
Abstract
The invention provides a spliced expansion well wall device for petroleum drilling and production, which aims to solve the problems that when the existing spliced expansion well wall structure is used, the well wall structure can only be inserted into an oil hole and cannot be adjusted according to the diameter of the oil hole due to the small diameter of the oil hole, and the inner wall of the oil hole cannot be effectively supported; the top of the traction part is provided with a protection part; the control part is arranged inside the protection part; the expansion part is arranged inside the control part; the connecting part sets up in the protection part top, and sliding block sliding connection is in the swivelling chute to the cylindric protruding structure at its upper and lower both ends is sliding connection respectively in the circular-arc through-hole at swivelling chute top and the rectangle through-hole of mounting groove bottom, thereby makes the guide ring when the mounting groove internal rotation, drives the sliding block and removes, makes it drive the fixed block through cylindric structure and press close to the oilhole inner wall, makes it support the inner wall.
Description
Technical Field
The invention belongs to the technical field of petroleum drilling and production, and particularly relates to a splicing type expansion well wall device for petroleum drilling and production.
Background
At present, in the oil drilling and production process, the oil pipe is drilled on the ground and then is inserted into the oil pipe for production, and in the oil pipe installation process, the oil pipe is not stably installed due to the large gap between the well wall and the oil pipe, so that the oil production is influenced, and therefore an expansion well wall structure adopted by an oil drill is needed and used for installing the oil pipe and facilitating the oil production.
The existing well wall structure is small in diameter of the oil hole, so that the well wall structure can only be inserted into the oil hole and cannot be adjusted according to the diameter of the oil hole, the inner wall of the oil hole cannot be effectively supported, and the geological conditions at different positions are different, so that the oil hole deforms in the process of mining, and damage is caused to an oil pipe.
Disclosure of Invention
In order to solve the technical problems, the invention provides a splicing type expansion well wall device for petroleum drilling and production, which aims to solve the problems that an existing well wall structure cannot be adjusted according to the diameter of an oil hole due to the fact that the diameter of the oil hole is small, and the oil hole deforms and damages an oil pipe due to different geological conditions of different positions.
The invention relates to a purpose and an effect of a splicing type expansion well wall device for petroleum drilling and production, which are achieved by the following specific technical means:
a splicing type expansion well wall device for petroleum drilling comprises a traction part; the top of the traction part is provided with a protection part, and a fixing ring of the protection part is fixed in a fixing piece of the traction part through a screw; the control part is arranged in the protection part, a guide ring of the control part is rotatably connected in the mounting groove, and a fixing ring of the protection part is rotatably connected in a rotating groove of the control part; the expansion part is arranged in the control part, a sliding block of the expansion part is connected in the rotating groove in a sliding mode, and a fixed block of the expansion part is inserted into a clamping groove of the protection part; the connecting part is arranged above the protecting part, the mounting block of the connecting part is fixed at the bottom of the bottom plate through a screw, a hexagonal prism-shaped structure at the top of the guide ring is inserted into the slot of the connecting part, and the protective tube cylinder of the connecting part is rotatably connected in the cylinder slot.
Further, the traction portion includes: the ejector is of a round table-shaped structure, and a round through hole is formed in the ejector; the mounting, the mounting is the cylinder structure, and the top of mounting is equipped with the cylinder recess to the top of mounting is equipped with circular through-hole, and the mounting top is equipped with L shape structure, and mounting fixed connection is in the top of top.
Further, the shielding part includes: the fixing ring is of a circular ring structure, and a rectangular groove is formed in the outer wall of the fixing ring; the protection cylinder is of a cylindrical structure, a rectangular groove is formed in the outer wall of the protection cylinder, and the protection cylinder is fixedly connected to the bottom of the fixing ring.
Further, the protection part further includes: the mounting groove is a cylindrical groove, the bottom of the mounting groove is connected with a rectangular through hole, the outer wall of the mounting groove is connected with a circular groove, and the mounting groove is arranged at the top of the fixing ring; the clamping groove is an arc-shaped groove, a circular through hole is connected in the clamping groove, the clamping groove is arranged on the outer wall of the fixing ring, and the clamping groove is connected with the mounting groove through the circular through hole.
Further, the control section includes: the guide ring is of a circular ring-shaped structure, a circular ring-shaped convex structure is arranged on the outer wall of the guide ring, a hexagonal prism-shaped convex structure is arranged at the top of the guide ring, and a circular through hole is formed in the outer wall of the guide ring; the rotary groove is a cylindrical groove, the top of the rotary groove is connected with an arc-shaped groove, and the rotary groove is arranged at the bottom of the guide ring.
Further, the control section further includes: the bottom plate is of a circular ring-shaped structure, a circular ring-shaped bulge structure is arranged at the bottom of the outer wall of the bottom plate, and the bottom plate is fixedly connected in the rotary groove; the cylinder groove is of a circular ring-shaped structure and is arranged at the top of the guide ring, and the cylinder groove is arranged at the bottom of the bottom plate.
Further, the expansion part includes: the sliding block is of an arc block structure, the upper end and the lower end of the sliding block are provided with cylindrical protruding structures, and the outer wall of the sliding block is provided with the cylindrical protruding structures; the fixed block, fixed block are circular arc massive structure, and are equipped with the latch on the outer wall of fixed block to fixed block fixed connection is on the cylindric protruding structure of sliding block outer wall.
Further, the expansion part further includes: the connecting groove is a cylindrical groove, the upper end and the lower end of the connecting groove are connected with threaded through holes, and the connecting groove is arranged on the fixed block; the connecting rod, the connecting rod is cylindrical rod-shaped structure, and the upper and lower both ends of connecting rod are equipped with screw thread shaft-like arch to the top of connecting rod is equipped with hexagonal prism form recess, and connecting rod threaded connection is in the spread groove.
Further, the connection portion includes: the mounting block is of a cuboid structure, the left side and the right side of the mounting block are of arc structures, and threaded holes are formed in the left side and the right side of the mounting block; the draw bar is of a cylindrical rod-shaped structure and is fixedly connected to the bottom of the mounting block.
Further, the connection portion further includes: the slot is a hexagonal prism-shaped groove and is arranged at the bottom of the traction rod; the pipe protecting barrel is of a cylindrical structure and is arranged on the inner side of the traction rod.
Compared with the prior art, the invention has the following beneficial effects:
1. in the device, a control part and an expansion part are arranged, a guide ring of the control part is connected in a mounting groove through rotation to enable the guide ring to rotate in the mounting groove, a bottom plate is fixedly connected in a rotating groove to ensure the relative stability between the guide ring and a fixing ring and avoid the separation of the guide ring and the fixing ring in the adjusting process, a sliding block is connected in the rotating groove in a sliding manner, cylindrical protruding structures at the upper end and the lower end of the sliding block are respectively connected in an arc-shaped through hole at the top of the rotating groove and a rectangular through hole at the bottom of the mounting groove in a sliding manner, so that when the guide ring rotates in the mounting groove, the sliding block is driven to move to drive a fixed block to approach to the inner wall of an oil hole through the cylindrical structures to enable the fixed block to support the inner wall, all sections of the guide ring are connected together through a traction rod, all sections of the fixed block are connected together through a connecting rod, and after the whole installation is completed, the whole body can be adjusted by adjusting the guide ring at the tail end, so that the whole section of the inner wall of the oil hole is supported, and petroleum exploitation is facilitated;
2. in this device, protection part and coupling part have been set up, protection part's a protection section of thick bamboo fixed connection is in solid fixed ring's bottom, and be connected the bottom of a protection section of thick bamboo with another section solid fixed ring top through the bolt, thereby protect control unit, thereby avoid at the exploitation in-process, thereby oilhole inner wall stone drops and produces the damage to oil pipe, and protect a tub swivelling joint between each section of guide ring, thereby make the device accomplish the back in the installation, oil pipe can directly alternate and install in advancing protecting a tub of pipe, carry out dual protection to oil pipe through protecting a tub of pipe and a protection section of thick bamboo, thereby avoid oil pipe to receive the damage.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic bottom view of the present invention.
Fig. 3 is a schematic exploded view of the present invention.
Fig. 4 is an exploded bottom view of the present invention.
Fig. 5 is a schematic view of the internal assembly structure of the present invention.
Fig. 6 is a schematic view of the assembly structure of the traction part and the protection part of the invention.
Fig. 7 is a schematic view of the assembly structure of the control part and the expansion part of the present invention.
Fig. 8 is a schematic view of an assembly structure of the protection part and the control part of the present invention.
Fig. 9 is an enlarged schematic view of the part a of the present invention, which is drawn from fig. 3.
Fig. 10 is an enlarged schematic view of the part B of the present invention, which is drawn from fig. 4.
Fig. 11 is an enlarged view of the part C of the present invention, which is drawn from fig. 4.
Fig. 12 is an enlarged schematic view of the portion D of the present invention, which is drawn from fig. 5.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a traction portion; 101. ejecting the head; 102. a fixing member;
2. a protective portion; 201. a fixing ring; 202. a protective cylinder; 203. mounting grooves; 204. a card slot;
3. a control section; 301. a guide ring; 302. a rotating tank; 303. a base plate; 304. a barrel groove;
4. an expansion section; 401. a slider; 402. a fixed block; 403. connecting grooves; 404. a connecting rod;
5. a connecting portion; 501. mounting blocks; 502. a draw bar; 503. a slot; 504. a guard tube barrel.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment is as follows:
as shown in figures 1 to 12:
the invention provides a splicing type expansion well wall device for petroleum drilling, which comprises a traction part 1; the top of the traction part 1 is provided with a protection part 2, and a fixing ring 201 of the protection part 2 is fixed in a fixing piece 102 of the traction part 1 through a screw; a control part 3, wherein the control part 3 is arranged inside the protection part 2, a guide ring 301 of the control part 3 is rotatably connected in the mounting groove 203, and a fixing ring 201 of the protection part 2 is rotatably connected in a rotating groove 302 of the control part 3; an expansion part 4, wherein the expansion part 4 is arranged inside the control part 3, a sliding block 401 of the expansion part 4 is connected in the rotating groove 302 in a sliding way, and a fixed block 402 of the expansion part 4 is inserted in a clamping groove 204 of the protection part 2; the connecting part 5, the connecting part 5 is arranged above the protecting part 2, the mounting block 501 of the connecting part 5 is fixed at the bottom of the bottom plate 303 through a screw, a hexagonal prism-shaped structure at the top of the guide ring 301 is inserted into the slot 503 of the connecting part 5, and the protective tube 504 of the connecting part 5 is rotatably connected in the tube groove 304.
As shown in fig. 6, the traction portion 1 includes: the ejector head 101 is of a circular truncated cone-shaped structure, and a circular through hole is formed in the ejector head 101; the plug 101 is used for cleaning a protruding structure of the inner wall of the oil hole, so that the device is convenient to mount in the oil hole, and the plug 101 is also used for forming a directional force through a friction force between the plug 101 and the inner wall of the oil hole and a torsion force of the guide ring 301, so that the guide ring 301 is prevented from driving the device to rotate integrally when rotating; the fixing part 102 is of a cylindrical structure, a cylindrical groove is formed in the top of the fixing part 102, a circular through hole is formed in the top of the fixing part 102, an L-shaped structure is formed in the top of the fixing part 102, and the fixing part 102 is fixedly connected above the plug 101; the fixing member 102 is used to fix the fixing ring 201 by screws, so that the head end of the device is firmly connected.
Example two:
as shown in fig. 5, the shield portion 2 includes: the fixing ring 201 is of a circular ring structure, and a rectangular groove is formed in the outer wall of the fixing ring 201; the fixing ring 201 is used for fixedly connecting the protective cylinder 202; the protective cylinder 202, the protective cylinder 202 is a cylindrical structure, a rectangular groove is arranged on the outer wall of the protective cylinder 202, and the protective cylinder 202 is fixedly connected to the bottom of the fixing ring 201; the protective cylinder 202 is used to protect the device control portion 3 from damage; the mounting groove 203 is a cylindrical groove, the bottom of the mounting groove 203 is connected with a rectangular through hole, the outer wall of the mounting groove 203 is connected with a circular groove, and the mounting groove 203 is arranged at the top of the fixing ring 201; the mounting groove 203 is used for mounting the guide ring 301, and the mounting groove 203 is also used for controlling the sliding block 401 through the bottom rectangular through hole; the clamping groove 204 is an arc-shaped groove, a circular through hole is connected in the clamping groove 204, the clamping groove 204 is arranged on the outer wall of the fixing ring 201, and the clamping groove 204 is connected with the mounting groove 203 through the circular through hole; the slot 204 is used to mount the mounting block 402.
As shown in fig. 4, the connection portion 5 includes: the mounting block 501 is of a cuboid structure, the left side and the right side of the mounting block 501 are of arc structures, and threaded holes are formed in the left side and the right side of the mounting block 501; the mounting block 501 is used for mounting a traction rod 502; the traction rod 502 is of a cylindrical rod-shaped structure, and the traction rod 502 is fixedly connected to the bottom of the mounting block 501; the traction rod 502 is used for connecting the guide rings 301 of all the sections; the slot 503 is a hexagonal prism-shaped groove, and the slot 503 is arranged at the bottom of the draw bar 502; the slot 503 is used for assisting in connecting each section of the guide ring 301; a tube protection barrel 504, wherein the tube protection barrel 504 is of a cylindrical structure, and the tube protection barrel 504 is arranged on the inner side of the traction rod 502; a sheath tubing 504 is used to protect the tubing.
Example three:
as shown in fig. 8, the control section 3 includes: the guide ring 301 is of a circular structure, a circular convex structure is arranged on the outer wall of the guide ring 301, a hexagonal prism-shaped convex structure is arranged at the top of the guide ring 301, and a circular through hole is formed in the outer wall of the guide ring 301; the guide ring 301 is used for driving the control part 3 to expand and support; the rotating groove 302 is a cylindrical groove, the top of the rotating groove 302 is connected with an arc-shaped groove, and the rotating groove 302 is arranged at the bottom of the guide ring 301; the rotary groove 302 is used for installing the bottom plate 303, and the rotary groove 302 is also used for controlling the sliding block 401 through the circular arc-shaped through hole at the top; the bottom plate 303 is of an annular structure, an annular bulge structure is arranged at the bottom of the outer wall of the bottom plate 303, and the bottom plate 303 is fixedly connected in the rotary groove 302; the bottom plate 303 is used for assisting in supporting the fixing ring 201; and a cylinder groove 304, wherein the cylinder groove 304 is of an annular structure, the cylinder groove 304 is arranged at the top of the guide ring 301, the cylinder groove 304 is arranged at the bottom of the bottom plate 303, and the cylinder groove 304 is used for installing the protection cylinder 504.
The guide ring 301 of the control part 3 is rotatably connected in the mounting groove 203, so that the guide ring can rotate in the mounting groove 203, and the bottom plate 303 is fixedly connected in the rotating groove 302, so that the relative stability between the guide ring 301 and the fixing ring 201 is ensured, and the separation of the guide ring 301 and the fixing ring 201 in the adjusting process is avoided.
Example four:
as shown in fig. 9, the expansion portion 4 includes: the sliding block 401 is of an arc block structure, cylindrical protruding structures are arranged at the upper end and the lower end of the sliding block 401, and cylindrical protruding structures are arranged on the outer wall of the sliding block 401; the sliding block 401 is used for pushing the fixed block 402 to move; the fixing block 402 is of an arc block structure, the outer wall of the fixing block 402 is provided with clamping teeth, and the fixing block 402 is fixedly connected to the cylindrical protruding structure on the outer wall of the sliding block 401; the fixed block 402 is used for approaching the inner wall of the oil hole under the pushing of the sliding block 401, so as to support the inner wall of the oil hole; the connecting groove 403 is a cylindrical groove, the upper end and the lower end of the connecting groove 403 are connected with threaded through holes, and the connecting groove 403 is arranged on the fixing block 402; (ii) a The connecting groove 403 is used for mounting the connecting rod 404; the connecting rod 404 is of a cylindrical rod-shaped structure, threaded rod-shaped protrusions are arranged at the upper end and the lower end of the connecting rod 404, a hexagonal prism-shaped groove is formed in the top of the connecting rod 404, and the connecting rod 404 is in threaded connection with the connecting groove 403; the connecting rod 404 is used for connecting the fixing blocks 402 at the positions of the sections.
Sliding block 401 sliding connection is in the rotating chute 302, and the cylindric protruding structure at its upper and lower both ends is in the circular-arc through-hole at rotating chute 302 top and the rectangle through-hole of mounting groove 203 bottom respectively sliding connection, thereby make guide ring 301 when the mounting groove 203 internal rotation, drive sliding block 401 and remove, thereby promote fixed block 402 and press close to the oilhole inner wall, make it support the inner wall, and each section fixed block 402 links together through connecting rod 404, make its whole installation accomplish the back, make it support to whole section oilhole inner wall.
Example five:
on the original basis of device, add the arc plate with the outer wall of fixed block 402 to increase the area of contact of fixed block 402 and the inside oilhole, make its area of support that increases the device, thereby increase the fastness of oilhole and the stability of device.
When in use: the device is carried to a designated position by manpower, then the designated position is drilled by manpower, when the head end is installed, the fixing piece 102 is fixedly connected to the top of the top 101, the fixing ring 201 is fixed to the top of the fixing piece 102 by a screw, the guide ring 301 is rotatably connected into the mounting groove 203, then the bottom plate 303 is fixedly connected to the bottom of the guide ring 301, the sliding block 401 is slidably connected into the rotating groove 302, the cylindrical bulge structures at the upper end and the lower end of the sliding block 401 are respectively inserted into the circular arc-shaped through hole at the top of the rotating groove 302 and the rectangular through hole at the bottom of the mounting groove 203, then the fixing block 402 is fixedly connected to the cylindrical bulge structure of the sliding block 401, the fixing block 402 is clamped in the clamping groove 204, then the protection tube 504 is rotatably connected into the tube groove 304, then the protection tube 202 is fixedly connected to the bottom of the fixing ring 201, and all sections of the fixing rings 201 are connected by bolts, connecting each section of guide ring 301 through a connecting rod 404, connecting each section of fixing block 402 through a traction rod 502, repeating the operation to increase the length of the device, inserting the device into an oil hole, contacting the outer wall of the top 101 with the inner wall of the oil hole to clean the inner wall of the oil hole, rotating the guide ring 301 to drive the sliding block 401 to slide under the action of the connecting rod 404 after the top 101 extends to a specified position, and preventing the fixing ring 201 from rotating with the protective cylinder 202 through the friction force between the top 101 and the inner wall of the oil hole in the process to prevent the device from rotating integrally, wherein the sliding block 401 slides to push the fixing block 402 to approach the inner wall of the oil hole to support the inner wall of the oil hole, then inserting the oil pipe through the protective cylinder 504, and finally connecting oil pipe production equipment to carry out oil production.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (10)
1. The utility model provides a concatenation formula inflation wall of a well device for oil drilling and production which characterized in that: comprising a traction part (1); the top of the traction part (1) is provided with a protection part (2), and a fixing ring (201) of the protection part (2) is fixed in a fixing piece (102) of the traction part (1) through a screw; the control part (3) is arranged inside the protection part (2), a guide ring (301) of the control part (3) is rotatably connected in the mounting groove (203), and a rotating groove (302) of the control part (3) is rotatably connected with a fixing ring (201) of the protection part (2); the expansion part (4), the expansion part (4) is arranged inside the control part (3), the sliding block (401) of the expansion part (4) is connected in the rotating groove (302) in a sliding mode, and the fixing block (402) of the expansion part (4) is inserted into the clamping groove (204) of the protection part (2); the connecting part (5) is arranged above the protecting part (2), the mounting block (501) of the connecting part (5) is fixed to the bottom of the bottom plate (303) through a screw, a hexagonal prism-shaped structure at the top of the guide ring (301) is inserted into the insertion groove (503) of the connecting part (5), and the protective tube barrel (504) of the connecting part (5) is rotatably connected into the tube barrel groove (304).
2. The split expandable well wall assembly for oil drilling and production of claim 1, wherein: the traction portion (1) comprises: the ejector head (101), the ejector head (101) is a round table-shaped structure, and a round through hole is arranged on the ejector head (101); the fixing part (102), the fixing part (102) is the cylinder structure, and the top of fixing part (102) is equipped with the cylinder recess to the top of fixing part (102) is equipped with circular through-hole, and the top of fixing part (102) is equipped with L shape structure, and fixing part (102) fixed connection is in the top of top (101).
3. The split expandable well wall assembly for oil drilling and production of claim 1, wherein: the shield portion (2) includes: the fixing ring (201), the fixing ring (201) is a circular ring structure, and a rectangular groove is arranged on the outer wall of the fixing ring (201); the protective cylinder (202) is of a cylindrical structure, a rectangular groove is formed in the outer wall of the protective cylinder (202), and the protective cylinder (202) is fixedly connected to the bottom of the fixing ring (201).
4. The split expandable well wall assembly for oil drilling and production of claim 3, wherein: the guard portion (2) further comprises: the mounting groove (203) is a cylindrical groove, the bottom of the mounting groove (203) is connected with a rectangular through hole, the outer wall of the mounting groove (203) is connected with an annular groove, and the mounting groove (203) is arranged at the top of the fixing ring (201); draw-in groove (204), draw-in groove (204) are circular-arc recess, and draw-in groove (204) in-connection has circular through-hole to draw-in groove (204) set up on the outer wall of solid fixed ring (201), draw-in groove (204) are connected with mounting groove (203) through circular through-hole.
5. The split expandable well wall assembly for oil drilling and production of claim 1, wherein: the control section (3) includes: the guide ring (301), the guide ring (301) is of a circular ring-shaped structure, a circular ring-shaped convex structure is arranged on the outer wall of the guide ring (301), a hexagonal prism-shaped convex structure is arranged at the top of the guide ring (301), and a circular through hole is formed in the outer wall of the guide ring (301); the rotary groove (302) is a cylindrical groove, the top of the rotary groove (302) is connected with an arc-shaped groove, and the rotary groove (302) is arranged at the bottom of the guide ring (301).
6. The split expandable well wall assembly for oil drilling and production of claim 5, wherein: the control section (3) further includes: the bottom plate (303) is of a circular ring-shaped structure, a circular ring-shaped bulge structure is arranged at the bottom of the outer wall of the bottom plate (303), and the bottom plate (303) is fixedly connected in the rotary groove (302); the cylinder groove (304), the cylinder groove (304) is of an annular structure, the cylinder groove (304) is arranged at the top of the guide ring (301), and the cylinder groove (304) is arranged at the bottom of the bottom plate (303).
7. The split expandable well wall assembly for oil drilling and production of claim 1, wherein: the expansion section (4) comprises: the sliding block (401) is of an arc block structure, the upper end and the lower end of the sliding block (401) are provided with cylindrical protruding structures, and the outer wall of the sliding block (401) is provided with the cylindrical protruding structures; fixed block (402), fixed block (402) are circular arc massive structure, and are equipped with the latch on the outer wall of fixed block (402) to fixed block (402) fixed connection is on the cylindric protruding structure of sliding block (401) outer wall.
8. The split expandable well wall assembly for use in oil drilling and production of claim 7, wherein: the expansion portion (4) further comprises: the connecting groove (403) is a cylindrical groove, the upper end and the lower end of the connecting groove (403) are connected with threaded through holes, and the connecting groove (403) is arranged on the fixing block (402); the connecting rod (404), connecting rod (404) are cylindrical rod-shaped structure, and the upper and lower both ends of connecting rod (404) are equipped with screw rod-shaped arch, and the top of connecting rod (404) is equipped with hexagonal prism form recess, and connecting rod (404) threaded connection is in connecting groove (403).
9. The split expandable well wall assembly for oil drilling and production of claim 1, wherein: the connecting portion (5) includes: the mounting block (501) is of a cuboid structure, the left side and the right side of the mounting block (501) are of arc structures, and threaded holes are formed in the left side and the right side of the mounting block (501); the traction rod (502) is of a cylindrical rod-shaped structure, and the traction rod (502) is fixedly connected to the bottom of the mounting block (501).
10. The split expandable well wall assembly for use in oil drilling and production of claim 9, wherein: the connection portion (5) further comprises: the slot (503) is a hexagonal prism-shaped groove, and the slot (503) is arranged at the bottom of the draw bar (502); the pipe protecting tube (504) is of a cylindrical structure, and the pipe protecting tube (504) is arranged on the inner side of the traction rod (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210115328.2A CN114135245B (en) | 2022-02-07 | 2022-02-07 | A concatenation formula inflation wall of a well device for oil drilling is adopted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210115328.2A CN114135245B (en) | 2022-02-07 | 2022-02-07 | A concatenation formula inflation wall of a well device for oil drilling is adopted |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114135245A true CN114135245A (en) | 2022-03-04 |
| CN114135245B CN114135245B (en) | 2022-06-21 |
Family
ID=80381924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210115328.2A Active CN114135245B (en) | 2022-02-07 | 2022-02-07 | A concatenation formula inflation wall of a well device for oil drilling is adopted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114135245B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1223305A2 (en) * | 2001-01-16 | 2002-07-17 | Services Petroliers Schlumberger | Bi-stable expandable device and method for expanding such a device |
| US20070089886A1 (en) * | 2005-05-04 | 2007-04-26 | Schlumberger Technology Corporation | Expandable Sleeve |
| CN103415673A (en) * | 2011-01-14 | 2013-11-27 | 国际壳牌研究有限公司 | Method and system for radially expanding a tubular element and directional drilling |
| US20200040684A1 (en) * | 2016-10-19 | 2020-02-06 | Altus Intervention (Technologies) As | Downhole Expansion Tool And Method For Use Of The Tool |
| CN214886953U (en) * | 2021-06-29 | 2021-11-26 | 天津英派特高新技术有限公司 | Petroleum expansion pipe |
-
2022
- 2022-02-07 CN CN202210115328.2A patent/CN114135245B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1223305A2 (en) * | 2001-01-16 | 2002-07-17 | Services Petroliers Schlumberger | Bi-stable expandable device and method for expanding such a device |
| US20070089886A1 (en) * | 2005-05-04 | 2007-04-26 | Schlumberger Technology Corporation | Expandable Sleeve |
| CN103415673A (en) * | 2011-01-14 | 2013-11-27 | 国际壳牌研究有限公司 | Method and system for radially expanding a tubular element and directional drilling |
| US20200040684A1 (en) * | 2016-10-19 | 2020-02-06 | Altus Intervention (Technologies) As | Downhole Expansion Tool And Method For Use Of The Tool |
| CN214886953U (en) * | 2021-06-29 | 2021-11-26 | 天津英派特高新技术有限公司 | Petroleum expansion pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114135245B (en) | 2022-06-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9587439B2 (en) | Electrical tripping sub for wired drill pipes | |
| CN102601428A (en) | Flexible and extendable drill bit assembly | |
| CN116646888B (en) | Spacer rod | |
| CN114135245B (en) | A concatenation formula inflation wall of a well device for oil drilling is adopted | |
| CN116207681A (en) | Wire side inclined cable fixing anti-collision device for directional well | |
| CN113356767B (en) | Drilling machine special for drilling cuttings method | |
| CN111622686A (en) | Variable-diameter sleeve assembly and installation method thereof applied to geological drilling | |
| CN210918247U (en) | Single-side operation screw | |
| CN115864019B (en) | Graphene grounding rod | |
| CN219158907U (en) | Pipeline replacement equipment suitable for spiral horizontal directional drill | |
| CN220815566U (en) | Telescopic oil pipe short joint | |
| JP3388723B2 (en) | Drilling device and drilling method | |
| CN205666567U (en) | Gas production well head and gas injection well head pipeline protection device for borehole operation | |
| CN116752891B (en) | Automatic drilling device for petroleum deep well | |
| CN219391400U (en) | Geological sampling device for coal field geological exploration | |
| CN215057176U (en) | Anti-drop type weighting drill rod | |
| CN110635281A (en) | One drags many types electric power connecting device | |
| CN216665519U (en) | Rotating mechanism of tunnel drilling machine | |
| CN217440012U (en) | Drilling peeps appearance pusher | |
| CN215148750U (en) | Gyro single-core halter conversion head dismounting tool | |
| CN216959153U (en) | Underground cable fixing and protecting device | |
| CN216046181U (en) | Anti-cracking protection device for building engineering pipeline | |
| CN216530380U (en) | High strength MPP cable protection pipe | |
| CN109057184B (en) | A mediation structure for outer wall PVC drain pipe | |
| CN214659951U (en) | Detachable flexible nipple joint of rotary steering system while drilling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |