CN114382430B - Downhole tool releaser for oil extraction - Google Patents
Downhole tool releaser for oil extraction Download PDFInfo
- Publication number
- CN114382430B CN114382430B CN202111425183.8A CN202111425183A CN114382430B CN 114382430 B CN114382430 B CN 114382430B CN 202111425183 A CN202111425183 A CN 202111425183A CN 114382430 B CN114382430 B CN 114382430B
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- fixed
- plate
- tool
- rod
- downhole tool
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- 238000000605 extraction Methods 0.000 title claims abstract description 15
- 238000001125 extrusion Methods 0.000 claims abstract description 44
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000741 silica gel Substances 0.000 claims description 15
- 229910002027 silica gel Inorganic materials 0.000 claims description 15
- 229920001971 elastomer Polymers 0.000 claims description 9
- 239000005060 rubber Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 239000012858 resilient material Substances 0.000 claims 1
- 230000009471 action Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/01—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for anchoring the tools or the like
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- 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)
- Toys (AREA)
Abstract
The invention discloses an oil extraction downhole tool releaser, which belongs to the technical field of downhole oil extraction and comprises a fixed block and a fixed rod connected to the bottom of the fixed block, wherein the bottom of the fixed rod is provided with an opening, a cavity is formed in the bottom of the fixed rod, and a tool is arranged in the cavity in the fixed rod; two groups of symmetrically arranged reinforcing components are connected to the outer wall of the fixed rod and used for supporting the fixed tool, two symmetrically arranged extrusion blocks are arranged at the bottom end of the cavity in the fixed rod and driven by the telescopic shaft of the pusher to inwards extrude the holding tool; double fixation of the downhole tool is realized through the reinforcing component and the extrusion block, and the downhole tool is firm in fixation and not easy to fall off.
Description
Technical Field
The invention belongs to the technical field of underground oil extraction, and particularly relates to an underground oil extraction tool releaser.
Background
The underground operation refers to the use of a set of ground and underground equipment and tools according to the requirements of oil field adjustment, transformation, perfection and digging in the development process of the oil field and the process design requirements, and various underground technical measures are adopted for oil and water wells to realize the purposes of improving the seepage condition of the oil layer, improving the oil extraction speed and finally recovering the oil.
The downhole tool releaser is a device for throwing a tool into the well, the existing releaser generally adopts the clamping block to realize clamping fixation with the clamping fit of the tool when the downhole tool is fixed, releases under the action of weight, and is easy to be in the conditions of unstable fixation and easy falling off when moving.
Disclosure of Invention
In order to overcome the defects that the releaser is not firm in fixing the downhole tool and is easy to fall off when moving in the prior art, the invention provides the oil extraction downhole tool releaser, which is firm in fixing and is not easy to fall off due to the fact that the downhole tool is doubly fixed by a reinforcing component and an extrusion block.
The invention adopts the technical proposal for solving the technical problems that: the downhole tool releaser for oil extraction comprises a fixed block and a fixed rod connected to the bottom of the fixed block, wherein the bottom of the fixed rod is provided with an opening, a cavity is formed in the bottom of the fixed rod, and a tool is arranged in the cavity in the fixed rod; two groups of reinforcing components which are symmetrically arranged are connected to the outer wall of the fixing rod and used for supporting the fixing tool, two extrusion blocks which are symmetrically arranged are arranged at the bottom end of the cavity inside the fixing rod and driven by the telescopic shaft of the pusher and used for inwards extruding and holding the tool.
Further, the reinforcing component comprises a fixed cover, a motor, a fixed column, a controller and a hook plate, wherein the fixed cover is arranged on the outer wall of the fixed rod, an opening is formed in one side of the fixed cover, which is connected with the outer wall of the fixed rod, the opening is communicated with a cavity in the fixed rod, the motor body is fixedly arranged on the outer wall of the fixed cover, an output shaft of the motor penetrates through the side wall of the fixed cover and extends into the fixed cover, the fixed column is connected with the output shaft of the motor, the hook plate is connected to the bottom of the fixed column, and the front end of the hook plate is positioned at the opening of the fixed cover and used for clamping tools; the motor is in signal connection with a controller arranged on the wall body of the fixed rod.
Further, the hook plate is of an L-shaped plate structure.
Further, the corner of the outer side wall of the hook plate of the L-shaped plate-shaped structure is a cambered surface.
Further, the front end face of the hook plate is fixedly connected with a second supporting plate and a first supporting plate from top to bottom, and the second supporting plate and the first supporting plate are made of rubber materials.
Further, the superposed thickness of the second supporting plate and the first supporting plate is the same as the front end thickness of the hook plate.
Further, the reinforcing component further comprises a clamping plate which is made of elastic materials, and is located on the opening side of the fixed cover and fixedly connected with the side wall of the fixed rod.
Further, the clamping plate is made of silica gel.
Further, the controller is in signal connection with the mobile phone end.
Further, the controller is connected with the operation lifting machine through the transmission module.
Further, the pusher is in signal connection with the operation hoister or in signal connection with the mobile phone end through the controller, the pusher body is arranged on the outer wall of the fixed rod, the telescopic shaft penetrates through the side wall of the fixed rod and stretches into the cavity inside the fixed rod, the extrusion block is connected to the end part of the telescopic shaft, and the extrusion block is an elastic block with hollow inside.
Further, the telescopic shaft comprises an auxiliary fixing assembly, wherein the auxiliary fixing assembly comprises two supporting plates, a spring plate and a surrounding layer, and the two supporting plates are respectively connected to the inner walls of the two sides of the extrusion block in the moving direction of the telescopic shaft; the two surrounding layers are respectively connected to the inner walls of the two sides of the extrusion block which are vertical to the longitudinal direction of the supporting plate; the spring plate is connected between the surrounding layers at two sides; the surrounding layer is made of silica gel, and the supporting plate is made of elastic metal.
Further, the auxiliary fixing assembly further comprises a base plate made of elastic materials, and the base plate is connected to the bottom surface of the extrusion block.
Further, the outer side wall of the backing plate and the outer side wall of the extrusion block are flush with each other.
Further, threaded holes are formed in the four side walls of the fixed block, an adjusting assembly is arranged in the threaded holes and comprises a threaded rod and a disc, one end of the threaded rod is connected with the threaded holes, the other end of the threaded rod is fixedly connected with the disc, the threaded rod rotates in the threaded holes, and the distance between the discs and the side walls of the fixed block is adjusted.
Further, a silica gel pad with the same surface area is connected to the outer end surface of the disc.
Further, a storage battery positioned above the tool is arranged in the fixing rod, and the storage battery is respectively connected with the pusher, the motor and the controller to supply power to the pusher, the motor and the controller.
Furthermore, the outer side wall of the fixing rod is adhered with a rubber connecting layer.
The beneficial effects of the invention include: through setting up the reinforcement subassembly, after the instrument gets into the dead lever inside, start the motor of fixed cover lateral wall through the controller, the cooperation fixed column for the hook plate inwards rotates, supports the instrument, accomplishes fixedly, simultaneously, the inboard grip block of fixed cover extrudees to the instrument and takes place deformation, and the cooperation dead lever is further fixed to the instrument, and the grip block of silica gel material has increased the frictional force with the instrument, this kind of fixed mode, has improved the firmness between instrument and the dead lever, is difficult for droing; because the controller is in signal connection with the mobile phone end, when the controller with the camera is selected, the mobile phone can closely observe whether the oil extraction tool is aligned to the wellhead, and the mobile phone end is used for controlling the controller so as to control the motor to release the oil extraction tool, so that the releasing accuracy is improved;
under the action of the pusher, the position of the extrusion block is convenient to adjust in a large range, and by arranging the auxiliary fixing component, the extrusion block moves towards the tool and is deformed to be tightly attached to the tool after being extruded under the action of the spring plate, the surrounding layer and the supporting plate, so that the gap between the extrusion block and the outer side wall of the tool is reduced; the base plate is arranged, so that the gap between the bottom surface of the extrusion block and the tool is reduced, and the stability between the tool and the fixing rod is improved through the arrangement, so that the aim of auxiliary fixing is fulfilled;
set up adjusting part, adjust disc and fixed block's interval through threaded rod at the inside rotation degree of depth of screw hole, enlarged the volume of fixed block through four discs, can adjust the position of disc according to the model of clamping jaw head, make the application scope that the releaser can adapt to multiple model of clamping jaw head, enlarged the releaser, and set up silica gel pad on the disc, antifriction, elasticity is good, has increased the frictional force between disc and the clamping jaw head, makes it be difficult for dropping when grabbing the clamp, can also avoid the centre gripping too tightly to cause the damage to the disc.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a top cross-sectional view of the mounting structure of the adjustment assembly and the fixed block of the present invention;
FIG. 3 is a perspective mounting block diagram of the extrusion block, pusher, auxiliary fixing assembly of the present invention;
FIG. 4 is a signal connection diagram of the pusher and work hoist of the present invention;
FIG. 5 is an enlarged view of the invention at A in FIG. 1;
fig. 6 is a perspective connection view of the motor, the fixing post, the hook plate, the first stay plate and the second stay plate of the present invention;
FIG. 7 is a schematic diagram of the present invention;
the reference numerals in the drawings illustrate:
10. a fixed rod; 11. a fixed block; 12. a tool; 13. extruding a block; 14. a connection layer;
20. a reinforcement assembly; 21. a fixed cover; 22. a motor; 23. fixing the column; 24. a clamping plate; 25. a controller; 26. a hook plate; 27. a first stay plate; 28. a second stay plate; 29. a transmission module;
30. an auxiliary fixing assembly; 31. a pusher; 32. a backing plate; 33. a support plate; 34. a spring plate; 35. a surrounding layer;
40. an adjustment assembly; 41. a threaded rod; 42. a disc; 43. a silica gel pad; 44. and (3) a threaded hole.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "horizontal", "inner", "outer", etc., are based on the azimuth or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or component referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," second, "and third" are used merely to distinguish components and should not be construed as indicating or implying relative importance.
In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Example 1
The downhole tool releaser for oil extraction comprises a fixed block 11 and a fixed rod 10 connected to the bottom of the fixed block 11, wherein the bottom of the fixed rod 10 is open, a cavity is formed in the bottom of the fixed rod 10, and a tool 12 is arranged in the cavity in the fixed rod 10; the bottom of the cavity inside the fixed rod 10 is provided with two extrusion blocks 13 which are symmetrically arranged, and the extrusion blocks 13 are driven by the telescopic shaft of the pusher 31 to inwards extrude the enclasping tool 12.
In order to make the fixing of the releaser to the tool 12 more firm, the releaser is not easy to fall off during moving, two sets of reinforcing components 20 are added and symmetrically connected to the outer wall of the fixing rod 10 for supporting the fixing tool 12.
The reinforcement assembly 20 comprises a fixed cover 21, a motor 22, a fixed column 23, a controller 25 and a hook plate 26, wherein the fixed cover 21 is arranged on the outer wall of the fixed rod 10, an opening is formed in one side of the fixed cover, which is connected with the outer wall of the fixed rod 10, the opening is communicated with a cavity in the fixed rod 10, a machine body of the motor 22 is fixedly arranged on the outer wall of the fixed cover 21, an output shaft of the motor 22 penetrates through the side wall of the fixed cover 21 and extends into the fixed cover 21, the fixed column 23 is connected with the output shaft of the motor 22, the hook plate 26 is connected to the bottom of the fixed column 23, and the front end of the hook plate 26 is positioned at the opening of the fixed cover 21 and is used for clamping the tool 12; the motor 22 is in signal connection with a controller 25 mounted on the wall of the fixed rod 10. The controller 25 is in signal connection with the mobile phone end or is connected with the operation lifting machine through a transmission module 29.
In the above embodiment: after the tool 12 enters the fixing rod 10, the motor 22 on the outer side wall of the fixing cover 21 is started through the controller 25, the output shaft of the motor 22 drives the fixing column 23, and then drives the hook plate 26 to rotate inwards, and the front end of the hook plate 26 penetrates through the opening of the fixing cover 21 and supports the tool 12, so that fixing is completed.
Preferably, the hook plate 26 is provided in an L-shaped plate-like structure, and the corners of the outer side wall of the hook plate 26 in the L-shaped plate-like structure are cambered surfaces. The L-shaped plate structure is convenient for the hook plate 26 to play a role in supporting the fixed rod 10 to a certain extent, and the corner of the cambered surface can facilitate the rotation of the hook plate 26.
In this embodiment, the front end surface of the hook plate 26 is fixedly connected with a second supporting plate 28 and a first supporting plate 27 from top to bottom, the second supporting plate 28 and the first supporting plate 27 are made of rubber, and the thickness of the second supporting plate 28 and the first supporting plate 27 is the same as the thickness of the front end of the hook plate 26;
in the above embodiment, the second supporting plate 28 and the first supporting plate 27 are made of rubber, so as to increase the friction between the bottom surface of the tool 12 and the hook plate 26, improve the stability of the tool 12, and the supporting plate made of rubber is easy to deform, so that the hook plate 26 is convenient to store; the thickness of the second supporting plate 28 and the first supporting plate 27 is the same as the thickness of the front end of the hook plate 26, and the attractive appearance of the hook plate 26 is not affected.
Preferably, the reinforcing component 20 further includes a clamping plate 24, and the clamping plate 24 is made of an elastic material, preferably a silica gel material, which is located at the opening side of the fixing cover 21 and fixedly connected to the side wall of the fixing rod 10. When the hook plate 26 supports the tool 12 inwards, the clamping plate 24 is pressed and deformed to the tool, the tool 12 is further fixed by being matched with the fixing rod 10, the clamping plate 24 is made of silica gel, the elasticity is good, friction resistance is high, friction force between the clamping plate and the tool 12 is increased, and stability between the tool 12 and the fixing rod 10 is improved. Is not easy to fall off.
Because the controller 25 is in signal connection with the mobile phone end, in order to solve the problem of inconvenient close range observation of the release position of the tool, the controller 25 with a camera and a remote image transmission and action control function can be selected, the model of the controller 25 is not particularly limited, and the controller with the functions can be selected; after the tool 12 is fixed, whether the oil extraction tool is aligned to the wellhead or not can be closely observed through the mobile phone end, the mobile phone end control controller 25 is used, the hook plate 26 is rotated outwards by the motor 22, the oil extraction tool is released, and the releasing accuracy is improved; in another preferred embodiment, the controller 25 is in signal connection with a work hoist via a transmission module 29, and manipulation of the controller 25 may be accomplished by the work hoist.
In this embodiment, the pusher 31 is an element capable of realizing a telescopic function, such as an electric push rod or an air cylinder, and can be connected with a working elevator through signals, so that the pusher 31 can be conveniently started through the working elevator, or is connected with a mobile phone through signals by the controller 25, so that the mobile phone can be conveniently controlled through the mobile phone;
the pusher 31 body is arranged on the outer wall of the fixed rod 10, a telescopic shaft of the pusher body penetrates through the side wall of the fixed rod 10 and stretches into the cavity inside the fixed rod 10, the extrusion block 13 is connected to the end part of the telescopic shaft, and the extrusion block 13 is an elastic block with a hollow inside;
in order to solve the problem that the distance between the extrusion block and the tool is easy to expand and the stability between the tool and the fixing rod is affected, the invention provides the following further scheme:
the auxiliary fixing assembly 30 is arranged, the auxiliary fixing assembly 30 comprises a supporting plate 33, a spring plate 34 and a surrounding layer 35, and the number of the supporting plates 33 is two and is respectively connected with the inner walls of the two sides of the extrusion block 13 in the moving direction of the telescopic shaft; the number of the surrounding layers 35 is two, the height of the surrounding layers is the same as the height of the inner space of the extrusion block 13, and the surrounding layers are respectively connected to the inner walls of the two sides of the extrusion block 13 which are vertical to the longitudinal direction of the supporting plate 33; the spring plate 34 is connected between the two side surrounding layers 35; the surrounding layer 35 is made of silica gel, and the supporting plate 33 is made of elastic metal, such as beryllium bronze, stainless steel, etc.;
in the above embodiment, the telescopic shaft of the pusher 31 drives the extrusion block 13 to move, so that the position of the extrusion block 13 can be adjusted in a large range, the extrusion block 13 is deformed to a certain extent under extrusion by the elastic effect of the surrounding layer 35, the extrusion block 13 moves towards the tool 12 under the action of the spring plate, the surrounding layer and the supporting plate, and after extrusion, deformation is easier to happen, the extrusion block 13 is clung to the tool 12, the gap between the extrusion block 13 and the outer side wall of the tool 12 is reduced, the stability between the tool 12 and the fixing rod 10 is improved, and the purpose of auxiliary fixing is achieved;
preferably, the auxiliary fixing assembly 30 further comprises a backing plate 32 made of elastic materials, the backing plate 32 is adhered and fixed on the bottom surface of the extrusion block 13, and the outer side wall of the backing plate 32 and the outer side wall of the extrusion block 13 are flush with each other;
in the above embodiment, the pad 32 can reduce the gap between the bottom surface of the extrusion block 13 and the tool 12, eliminate the dead angle of contact between the extrusion block 13 and the tool 12, and the outer side wall of the pad 32 and the outer side wall of the extrusion block 13 are flush with each other, avoiding the pad 32 protruding too much on the bottom surface of the extrusion block 13.
It should be noted that, the elastic material in this embodiment is not limited to a specific one, and silica gel, rubber, latex, etc. may be selected.
In order to solve the problems that when the fixing block 11 is clamped by the operation hoist to move the fixing rod 10, the size of the fixing block 11 cannot be adjusted, so that the clamping jaw cannot adapt to clamping jaw heads of different types and the application range is small, the invention provides the following further scheme:
screw holes 44 are formed in the four side walls of the fixed block 11, an adjusting assembly 40 is arranged in the screw holes 44, the adjusting assembly 40 comprises a threaded rod 41 and a disc 42, one end of the threaded rod 41 is connected in the screw holes 44, the disc 42 is welded at the other end, and a silica gel pad 43 with the same surface area as the disc 42 is adhered to the outer end face of the disc 42; the threaded rod 41 rotates in the threaded hole 44 to adjust the distance between the disc 42 and the side wall of the fixed block 11;
through the above embodiment, the threaded rod 41 determines the distance between the disc 42 and the fixed block 11 at the depth of the rotation inside the threaded hole 44, the volume of the fixed block 11 is enlarged through the four discs 42, the position of the disc 42 can be adjusted according to the model of the clamping jaw head, the silica gel pad 43 is friction-resistant, the elasticity is good, the friction force between the disc 42 and the clamping jaw head is increased, the clamping process is not easy to drop, damage to the disc 42 caused by too tight clamping is avoided, and the application range of the releaser is further enlarged.
Preferably, the diameters of the disc 42 and the silica gel pad 43 are the same as the height of the fixing block 11, and the space available on the outer side wall of the fixing block 11 can be fully utilized while adjusting the position of the disc 42 so as to enlarge the volume of the fixing block 11.
The fixed rod 10 is internally provided with a storage battery positioned above the tool 12, and the storage battery is respectively connected with the electric elements such as the pusher 31, the motor 22, the controller 25 and the like to supply power to the electric elements.
Preferably, the outer side wall of the fixing rod 10 is adhered with a rubber connecting layer 14 for increasing the friction between the fixing rod 10 and the clamping jaw head and improving the stability.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (13)
1. The downhole tool releaser for oil extraction is characterized by comprising a fixed block (11) and a fixed rod (10) connected to the bottom of the fixed block (11), wherein the bottom of the fixed rod (10) is open, a cavity is formed in the bottom of the fixed rod, and a tool (12) is arranged in the cavity in the fixed rod (10); two groups of symmetrically arranged reinforcing assemblies (20) are connected to the outer wall of the fixed rod (10) and used for supporting the fixed tool (12), two symmetrically arranged extrusion blocks (13) are arranged at the bottom end of the inner cavity of the fixed rod (10), and the extrusion blocks (13) are driven by the telescopic shaft of the pusher (31) and used for inwards extruding the clasping tool (12);
the reinforcing assembly (20) comprises a fixed cover (21), a motor (22), a fixed column (23), a controller (25) and a hook plate (26), wherein the fixed cover (21) is arranged on the outer wall of the fixed rod (10), one side of the fixed cover, which is connected with the outer wall of the fixed rod (10), is provided with an opening, the opening is communicated with a cavity inside the fixed rod (10), the body of the motor (22) is fixedly arranged on the outer wall of the fixed cover (21), an output shaft of the motor (22) penetrates through the side wall of the fixed cover (21) and extends into the fixed cover (21), the fixed column (23) is connected with the output shaft of the motor (22), the hook plate (26) is connected to the bottom of the fixed column (23), and the front end of the hook plate (26) is positioned at the opening of the fixed cover (21) and is used for clamping the tool (12); the motor (22) is in signal connection with a controller (25) arranged on the wall body of the fixed rod (10);
the hook plate (26) is of an L-shaped plate-shaped structure;
the corner of the outer side wall of the hook plate (26) of the L-shaped plate-shaped structure is a cambered surface;
the pusher (31) is in signal connection with the operation lifting machine or in signal connection with the mobile phone end through the controller (25), the body of the pusher (31) is arranged on the outer wall of the fixed rod (10), the telescopic shaft of the pusher penetrates through the side wall of the fixed rod (10) and stretches into the cavity in the fixed rod (10), the extrusion block (13) is connected to the end part of the telescopic shaft, and the extrusion block (13) is an elastic block with a hollow inside;
the telescopic shaft comprises a telescopic shaft body, a telescopic shaft body and an extrusion block (13), and is characterized by further comprising an auxiliary fixing assembly (30), wherein the auxiliary fixing assembly (30) comprises a supporting plate (33), a spring plate (34) and a surrounding layer (35), and the two supporting plates (33) are respectively connected to the inner walls of the two sides of the extrusion block (13) in the moving direction of the telescopic shaft; the two surrounding layers (35) are respectively connected to the inner walls of the two sides of the extrusion block (13) which are vertical to the longitudinal direction of the supporting plate (33); the spring plate (34) is connected between the two surrounding layers (35); the surrounding layer (35) is made of silica gel, and the supporting plate (33) is made of elastic metal.
2. The downhole tool releaser according to claim 1, wherein the front end surface of the hook plate (26) is fixedly connected with a second supporting plate (28) and a first supporting plate (27) from top to bottom, and the second supporting plate (28) and the first supporting plate (27) are made of rubber materials.
3. A downhole tool release according to claim 2, wherein the second stay (28) and the first stay (27) have a thickness in stack which is the same as the thickness of the front end of the hook plate (26).
4. The downhole tool releaser according to claim 1, characterized in that the reinforcement assembly (20) further comprises a clamping plate (24), the clamping plate (24) being of elastic material, being located at the open side of the retaining cap (21) and being fixedly connected to the side wall of the retaining rod (10).
5. A downhole tool releaser according to claim 4, characterised in that the clamping plate (24) is of silicone material.
6. A downhole tool releaser according to claim 1, wherein the controller (25) is signally connected to the cell phone side.
7. A downhole tool releaser according to claim 1, wherein the controller (25) is connected to the work elevator by means of a transmission module (29).
8. A downhole tool release according to claim 1, wherein the auxiliary fixing assembly (30) further comprises a backing plate (32) of resilient material, the backing plate (32) being connected to the bottom surface of the squeeze block (13).
9. A downhole tool release according to claim 8, wherein the outer side wall of the pad (32) and the outer side wall of the squeeze bulb (13) are flush with each other.
10. The downhole tool releaser according to claim 1, characterized in that the four side walls of the fixed block (11) are provided with threaded holes (44), an adjusting component (40) is arranged in each threaded hole (44), each adjusting component (40) comprises a threaded rod (41) and a disc (42), one end of each threaded rod (41) is connected in each threaded hole (44), the other end of each threaded rod is fixedly connected with each disc (42), each threaded rod (41) rotates in each threaded hole (44), and the distance between each disc (42) and the side wall of the fixed block (11) is adjusted.
11. A downhole tool releaser according to claim 10, c h a r a c t e r i z e d in that the outer end surface of the disc (42) is connected with a silica gel pad (43) of equal surface area.
12. A downhole tool releaser according to claim 1, c h a r a c t e r i z e d in that the stationary rod (10) is internally provided with a battery above the tool (12), which battery is connected to the pusher (31), the motor (22), the controller (25) for powering it, respectively.
13. A downhole tool release according to any of claims 1-12, wherein the outer side wall of the fixation rod (10) is glued with a rubber material connection layer (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111425183.8A CN114382430B (en) | 2021-11-26 | 2021-11-26 | Downhole tool releaser for oil extraction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111425183.8A CN114382430B (en) | 2021-11-26 | 2021-11-26 | Downhole tool releaser for oil extraction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114382430A CN114382430A (en) | 2022-04-22 |
| CN114382430B true CN114382430B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111425183.8A Active CN114382430B (en) | 2021-11-26 | 2021-11-26 | Downhole tool releaser for oil extraction |
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| CN (1) | CN114382430B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| WO2011143571A2 (en) * | 2010-05-14 | 2011-11-17 | Express Energy Services Operating Lp | Pushing or pulling device |
| CN205918386U (en) * | 2016-07-28 | 2017-02-01 | 上海南洋电工器材股份有限公司 | Full -automatic location locking device structure of 800KN level fill head |
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| Publication number | Publication date |
|---|---|
| CN114382430A (en) | 2022-04-22 |
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