CN212249957U - Floating ball type flow direction conversion device for underground petroleum well - Google Patents
Floating ball type flow direction conversion device for underground petroleum well Download PDFInfo
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- CN212249957U CN212249957U CN202021055341.6U CN202021055341U CN212249957U CN 212249957 U CN212249957 U CN 212249957U CN 202021055341 U CN202021055341 U CN 202021055341U CN 212249957 U CN212249957 U CN 212249957U
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- direction conversion
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Abstract
The utility model discloses an oil is with floater formula flow direction conversion equipment in pit, including floater formula flow direction conversion equipment main part, floater formula flow direction conversion equipment main part includes shell, fixed connection ball seat in the shell, fixes at the left basket of flowers of ball seat and matches the spheroid that sets up in the basket of flowers, the right side of ball seat is provided with quick detach formula filtering mechanism, but quick detach formula filtering mechanism is including seting up the rectangular hole on shell top inner wall, and the downthehole sealed movable sleeve of rectangular hole is equipped with the rectangle seat, and the bottom of rectangle seat extends to in the shell, the left side of rectangle seat and the right side swing joint of ball seat. The utility model relates to a rationally for spheroidal one side is kept away from to the ball seat possesses filtering capability, can effectively avoid aquatic impurity to get into ball seat and basket of flowers in, the quick assembly disassembly of being convenient for takes out the filter screen, makes things convenient for the follow-up periodic cleaning work to the filter screen of personnel, is favorable to using.
Description
Technical Field
The utility model relates to a floater formula flow direction conversion equipment technical field especially relates to an oil is underground with floater formula flow direction conversion equipment.
Background
In the operation processes of oil well cementation, well completion, fracturing and the like, a float collar and a float shoe are commonly used, along with the development of oil engineering technology, new technology and new technology continuously appear, sometimes the float shoe is in a bidirectional circulation state when entering a well, and a pipe string is in a bidirectional non-circulation state after being in place, aiming at the phenomenon, an authorization notice number CN206816225U discloses a float ball type flow direction conversion device for an oil well, which comprises: a housing for connection with a string of pipes; the ball seat is fixedly connected inside the shell; the flower basket is fixedly connected to the ball seat, and liquid can flow inside the shell through the flower basket and the ball seat; the ball is positioned in the flower basket, can float in liquid and can be matched with the ball seat under the action of pressure so as to prevent the liquid from flowing in the shell; in the process of putting the pipe string in place, the ball is in a floating state in the liquid and is in contact with the flower basket, the bidirectional circulation state is realized at the moment, the liquid is pumped from the wellhead to pressurize after the pipe string is in place, the ball is in contact with the ball seat, the bidirectional non-circulation state is realized at the moment, the pressure in the pipe can be increased and suppressed, the defects of the conventional float collar float shoe device are overcome, the pipe string is in the bidirectional circulation state when entering the well, the pipe string is in the bidirectional non-circulation state after being in place, and support is provided for implementing a new petroleum underground process.
The floating ball type flow direction conversion device for the oil well disclosed by the patent still has some defects; one side that ball was kept away from to its ball seat does not possess filtering capability, (make in going into under the pipe cluster, well water gets into the basket of flowers through the ball seat when floating, the impurity of aquatic gets into easily and blocks up in the basket of flowers, cause follow-up impurity to block the ball easily, lead to it can not normally shift work, although there is the mode through simple installation filter screen on the market to filter, but its also existence is not convenient for quick assembly disassembly takes out the filter screen and carries out the shortcoming of clearance, be stained with easily by impurity when the filter screen filters for a long time and block up, need regularly clear up), extend to improve to this phenomenon, therefore we have proposed a oil underground with floater formula flow direction conversion equipment, be used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a floating ball type flow direction conversion device used in the oil well.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a floating ball type flow direction conversion device for an oil well comprises a floating ball type flow direction conversion device main body, wherein the floating ball type flow direction conversion device main body comprises a shell, a ball seat fixedly connected in the shell, a flower basket fixed on the left side of the ball seat and a ball body matched and arranged in the flower basket, a quick-detachable filtering mechanism is arranged on the right side of the ball seat and comprises a rectangular hole formed in the inner wall of the top of the shell, a rectangular seat is movably sleeved in the rectangular hole in a sealing mode, the bottom of the rectangular seat extends into the shell, the left side of the rectangular seat is movably contacted with the right side of the ball seat, a trapezoidal block is fixedly connected to the bottom of the shell and movably sleeved on the trapezoidal block, a through hole communicated with the inner side of the ball seat is formed in the right side of the rectangular seat, a filter screen is fixedly sleeved in the through hole, and, the top of the rectangular seat is provided with a rectangular groove, the inner wall of the bottom of the rectangular groove is fixedly connected with a rectangular tube, the rectangular tube is sleeved with two clamping rods in a sliding manner, the ends of the two clamping rods, which are far away from each other, extend into the corresponding clamping grooves respectively and are designed into a conical structure, the clamping rods are clamped with the corresponding clamping grooves, one sides, which are close to each other, of the two clamping rods are provided with grooves, the bottoms of the grooves are provided with openings, the front sides and the rear sides of the grooves are provided with openings, L-shaped positioning rods fixedly connected to the inner wall of the bottom of the rectangular tube are arranged in the grooves, the two L-shaped positioning rods are symmetrically arranged, the clamping rods are sleeved on the corresponding L-shaped positioning rods in a sliding manner, the same spring is fixedly connected between the inner walls, which are close to the two L-shaped positioning rods, on, and the bottom of the pull ring is fixedly connected with a rotating shaft, the bottom end of the rotating shaft extends into the rectangular pipe and is fixedly connected with a stop block, the rectangular pipe is rotatably sleeved on the rotating shaft, and one end of the clamping rod, which is close to the rotating shaft, is fixedly connected with the same soft steel wire rope between the rotating shaft and the rotating shaft.
Preferably, the rectangular ring groove is formed in the outer side of the rectangular seat, a rectangular ring-shaped sealing ring is fixedly bonded in the rectangular ring groove, the outer side of the rectangular ring-shaped sealing ring is movably contacted with the inner wall of the rectangular hole, and the rectangular ring-shaped sealing ring is located below the rectangular groove.
Preferably, the bottom of the rectangular seat is provided with a trapezoidal groove, the trapezoidal groove is clamped with the trapezoidal block, and the width of the top of the trapezoidal block is smaller than that of the bottom of the trapezoidal block.
Preferably, the inner walls of the two sides of the rectangular groove are provided with rectangular through holes, and the inner walls of the rectangular through holes are in sliding connection with the outer sides of the corresponding clamping rods.
Preferably, the inner wall of one side, far away from each other, of each of the two grooves is provided with a circular groove, and the side wall of each circular groove is in sliding connection with the outer side of the corresponding L-shaped positioning rod.
Preferably, a round hole is formed in the inner wall of the top of the rectangular tube, a sealing bearing is fixedly sleeved in the round hole, and the inner side of an inner ring of the sealing bearing is fixedly connected with the outer side of the rotating shaft.
Compared with the prior art, the beneficial effects of the utility model are that:
by the shell, the ball seat, the flower basket, the ball body, the rectangular hole, the rectangular seat, the trapezoidal block, the through hole, the filter screen, the clamping groove, the rectangular tube, the clamping rod, the L-shaped positioning rod, the spring, the rotating shaft, the pull ring, the soft steel wire rope, the rectangular groove and the trapezoidal groove are matched, the filter screen can filter and shield impurities in water entering from the right side of the shell, the phenomenon that the impurities enter the ball seat and the flower basket can be effectively avoided, when the filter screen is taken out for cleaning, the pull ring is rotated to drive the rotating shaft to wind the two soft steel wire ropes, under the winding force, the corresponding clamping rod is pulled by the soft steel wire rope to slide in the rectangular tube to the direction close to the rotating shaft and be separated from the clamping groove, the clamping rod slides on the corresponding L-shaped positioning rod and compresses the spring, the pull ring is pulled upwards at the moment, the pull ring drives, personnel alright clear up or wash the filter screen this moment, during the installation, insert the rectangle seat through the rectangular hole downwards, relax the turning force to the pull ring, the spring that is in compression state at this moment resets and drives the kelly that corresponds and go into the draw-in groove to the direction card of keeping away from the pivot in, the installation is accomplished, the quick assembly disassembly of being convenient for takes out the filter screen.
The utility model relates to a rationally for spheroidal one side is kept away from to the ball seat possesses filtering capability, can effectively avoid aquatic impurity to get into ball seat and basket of flowers in, the quick assembly disassembly of being convenient for takes out the filter screen, makes things convenient for the follow-up periodic cleaning work to the filter screen of personnel, is favorable to using.
Drawings
Fig. 1 is a schematic sectional view of a floating ball type flow direction conversion device for an oil well according to the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
FIG. 3 is an enlarged view of the portion B in FIG. 2;
fig. 4 is a schematic top view of the square ring seal ring of the floating ball type flow direction conversion device for the oil well.
In the figure: 100 shells, 101 ball seats, 102 flower baskets, 103 spheres, 1 rectangular hole, 2 rectangular seats, 3 trapezoidal blocks, 4 through holes, 5 filter screens, 6 clamping grooves, 7 rectangular pipes, 8 clamping rods, 9L-shaped positioning rods, 10 springs, 11 rotating shafts, 12 pull rings, 13 soft steel wire ropes, 14 rectangular grooves, 15 rectangular annular sealing rings and 16 trapezoidal grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a floating ball type flow direction conversion device for an oil well comprises a floating ball type flow direction conversion device main body, the floating ball type flow direction conversion device main body comprises a shell 100, a ball seat 101 fixedly connected in the shell 100, a flower basket 102 fixed on the left side of the ball seat 101 and a ball 103 matched and arranged in the flower basket 102, a quick-detachable filtering mechanism is arranged on the right side of the ball seat 101, the quick-detachable filtering mechanism comprises a rectangular hole 1 arranged on the inner wall of the top of the shell 100, a rectangular seat 2 is movably sleeved in the rectangular hole 1 in a sealing manner, the bottom of the rectangular seat 2 extends into the shell 100, the left side of the rectangular seat 2 is movably contacted with the right side of the ball seat 101, a trapezoidal block 3 is fixedly connected to the bottom of the shell 100, the rectangular seat 2 is movably clamped on the trapezoidal block 3, a through hole 4 communicated with the inner side of the ball seat 101 is, the inner walls of two sides of the rectangular hole 1 are respectively provided with a clamping groove 6, the top of the rectangular seat 2 is provided with a rectangular groove 14, the inner wall of the bottom of the rectangular groove 14 is fixedly connected with a rectangular tube 7, two clamping rods 8 are slidably sleeved in the rectangular tube 7, the ends of the two clamping rods 8, which are far away from each other, respectively extend into the corresponding clamping grooves 6 and are arranged into a conical structure, the clamping rods 8 are clamped with the corresponding clamping grooves 6, the sides, which are close to each other, of the two clamping rods 8 are respectively provided with a groove, the bottoms of the grooves are provided with openings, the front side and the rear side of the grooves are respectively provided with openings, L-shaped positioning rods 9 fixedly connected on the inner wall of the bottom of the rectangular tube 7 are arranged in the grooves, the two L-shaped positioning rods 9 are symmetrically arranged, the clamping rods 8 are slidably sleeved on the corresponding L-shaped positioning rods 9, the inner wall of the, spring 10 movable sleeve is established on corresponding L shape locating lever 9, and the top of rectangular tube 7 is equipped with pull ring 12, and the bottom fixedly connected with pivot 11 of pull ring 12, and fixedly connected with dog in the bottom of pivot 11 extends to rectangular tube 7, and rectangular tube 7 rotates the cover and establishes in pivot 11, and the same soft wire rope 13 of fixedly connected with between one end that kelly 8 is close to pivot 11 and the pivot 11, the utility model relates to a rationally for one side that spheroid 103 was kept away from to ball seat 101 possesses filtering capability, can effectively avoid aquatic impurity to get into in ball seat 101 and the basket of flowers 102, and the quick assembly disassembly of being convenient for takes out filter screen 5, makes things convenient for the follow-up regular cleaning work to filter screen 5 of personnel, is favorable to using.
In the utility model, a rectangular ring groove is arranged on the outer side of a rectangular seat 2, a rectangular ring sealing ring 15 is fixedly bonded in the rectangular ring groove, the outer side of the rectangular ring sealing ring 15 is movably contacted with the inner wall of a rectangular hole 1, the rectangular ring sealing ring 15 is positioned below a rectangular groove 14, a trapezoidal groove 16 is arranged on the bottom of the rectangular seat 2, the trapezoidal groove 16 is clamped with the trapezoidal block 3, the width of the top of the trapezoidal block 3 is smaller than that of the bottom, rectangular perforations are arranged on the inner walls of two sides of the rectangular groove 14, the inner wall of the rectangular perforation is in sliding connection with the outer sides of corresponding clamping rods 8, a circular groove is arranged on the inner wall of one side, away from each other, of two grooves, the side wall of the circular groove is in sliding connection with the outer side of the corresponding L-shaped positioning rod 9, a round hole is arranged on the inner wall of the top of the rectangular tube 7, a sealing bearing is fixedly sleeved, the utility model relates to a rationally for one side that spheroid 103 was kept away from to ball seat 101 possesses filtering capability, can effectively avoid aquatic impurity to get into in ball seat 101 and the basket of flowers 102, and the quick assembly disassembly of being convenient for takes out filter screen 5, makes things convenient for the follow-up periodic cleaning work to filter screen 5 of personnel, is favorable to using.
The working principle is as follows: when the water purifier is used, when water enters from the right side of the shell 100, the water firstly passes through the filter screen 5 and then sequentially enters the ball seat 101 and the flower basket 102, wherein when the water passes through the filter screen 5, impurities in the water can be filtered and shielded by the filter screen 5, the phenomenon that the impurities enter the ball seat 101 and the flower basket 102 can be effectively avoided, and the filter screen 5 is easily blocked by the impurities after being filtered for a long time and needs to be taken out and cleaned regularly;
when the filter screen 5 is taken out for cleaning, firstly, the pull ring 12 is rotated to drive the rotating shaft 11 to rotate, the rotating shaft 11 winds the two soft steel wire ropes 13, under the winding force, the soft steel wire ropes 13 pull the corresponding clamping rods 8 to slide in the rectangular pipe 7 in the direction close to the rotating shaft 11 and separate from the clamping grooves 6, the clamping rods 8 slide on the corresponding L-shaped positioning rods 9 and compress the springs 10, at the moment, the pull ring 12 is pulled upwards, the pull ring 12 drives the rectangular pipe 7 to move upwards through the rotating shaft 11, the rectangular pipe 7 drives the rectangular seat 2 to be pulled upwards out from the rectangular hole 1, the rectangular seat 2 is separated from the trapezoidal block 3, meanwhile, the rectangular seat 2 drives the filter screen 5 to move upwards, and at the moment, a person can clean or clean the filter screen;
during the installation, rotate pull ring 12 once more, reach once more to spring 10 compression, insert rectangle seat 2 through rectangular hole 1 downwards, make rectangle seat 2 drive trapezoidal groove 16 gradually downwards the card cover on trapezoidal piece 3, relax the turning force to pull ring 12 this moment, spring 10 that is in compression state resets and drives corresponding kelly 8 and go into draw-in groove 6 to the direction card of keeping away from pivot 11 this moment, draw-in groove 6 is through the kelly 8 restriction of corresponding to rectangle seat 2 this moment, reach the purpose of fixed rectangle seat 2, the installation is accomplished, make the quick assembly disassembly of being convenient for take out filter screen 5, make things convenient for the follow-up periodic cleaning work to filter screen 5 of personnel.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A floating ball type flow direction conversion device for an oil well comprises a floating ball type flow direction conversion device main body, wherein the floating ball type flow direction conversion device main body comprises a shell (100), a ball seat (101) fixedly connected in the shell (100), a flower basket (102) fixed on the left side of the ball seat (101) and a ball body (103) arranged in the flower basket (102) in a matching manner, and is characterized in that a quick-detachable filtering mechanism is arranged on the right side of the ball seat (101), the quick-detachable filtering mechanism comprises a rectangular hole (1) formed in the inner wall of the top of the shell (100), a rectangular seat (2) is movably sleeved in the rectangular hole (1) in a sealing manner, the bottom of the rectangular seat (2) extends into the shell (100), the left side of the rectangular seat (2) is movably contacted with the right side of the ball seat (101), a ladder block (3) is fixedly connected to the bottom of the shell (100), and the rectangular seat (2) is movably clamped, the right side of the rectangular seat (2) is provided with a through hole (4) communicated with the inner side of the ball seat (101), the through hole (4) is internally and fixedly sleeved with a filter screen (5), the inner walls of two sides of the rectangular hole (1) are respectively provided with a clamping groove (6), the top of the rectangular seat (2) is provided with a rectangular groove (14), the inner wall of the bottom of the rectangular groove (14) is fixedly connected with a rectangular pipe (7), the rectangular pipe (7) is internally and slidably sleeved with two clamping rods (8), one ends of the two clamping rods (8) which are far away from each other respectively extend into the corresponding clamping grooves (6) and are of a conical structure, the clamping rods (8) are clamped with the corresponding clamping grooves (6), one sides of the two clamping rods (8) which are close to each other are respectively provided with a groove with the bottom arranged for an opening, the front side and the rear side of the groove are both arranged as openings, and an L-shaped positioning, two L shape locating levers (9) symmetry set up, kelly (8) slip cap is established on corresponding L shape locating lever (9), respectively on the one side inner wall that two recesses kept away from each other with same spring (10) of fixedly connected with between the one side inner wall that two L shape locating levers (9) are close to each other, spring (10) movable sleeve is established on corresponding L shape locating lever (9), the top of rectangular pipe (7) is equipped with pull ring (12), and the bottom fixedly connected with pivot (11) of pull ring (12), the bottom of pivot (11) extends to in rectangular pipe (7) and fixedly connected with dog, rectangular pipe (7) rotate the cover and establish on pivot (11), the same soft wire rope (13) of fixedly connected with between kelly (8) one end and pivot (11) that are close to pivot (11).
2. The floating ball type flow direction conversion device for the underground petroleum well is characterized in that a rectangular annular groove is formed in the outer side of the rectangular seat (2), a rectangular annular sealing ring (15) is fixedly bonded in the rectangular annular groove, the outer side of the rectangular annular sealing ring (15) is in movable contact with the inner wall of the rectangular hole (1), and the rectangular annular sealing ring (15) is located below the rectangular groove (14).
3. The floating ball type flow direction conversion device for the underground petroleum well as defined by claim 1 is characterized in that a trapezoidal groove (16) is formed at the bottom of the rectangular seat (2), the trapezoidal groove (16) is clamped with the trapezoidal block (3), and the width of the top of the trapezoidal block (3) is smaller than that of the bottom of the trapezoidal block.
4. The floating ball type flow direction conversion device for the oil well is characterized in that rectangular through holes are formed in the inner walls of two sides of the rectangular groove (14), and the inner walls of the rectangular through holes are in sliding connection with the outer sides of the corresponding clamping rods (8).
5. The floating ball type flow direction conversion device for the oil well is characterized in that the inner walls of the two grooves at the sides far away from each other are provided with circular grooves, and the side walls of the circular grooves are in sliding connection with the outer sides of the corresponding L-shaped positioning rods (9).
6. The floating ball type flow direction conversion device for the oil well is characterized in that a round hole is formed in the inner wall of the top of the rectangular pipe (7), a sealing bearing is fixedly sleeved in the round hole, and the inner side of an inner ring of the sealing bearing is fixedly connected with the outer side of the rotating shaft (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021055341.6U CN212249957U (en) | 2020-06-10 | 2020-06-10 | Floating ball type flow direction conversion device for underground petroleum well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021055341.6U CN212249957U (en) | 2020-06-10 | 2020-06-10 | Floating ball type flow direction conversion device for underground petroleum well |
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| Publication Number | Publication Date |
|---|---|
| CN212249957U true CN212249957U (en) | 2020-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021055341.6U Expired - Fee Related CN212249957U (en) | 2020-06-10 | 2020-06-10 | Floating ball type flow direction conversion device for underground petroleum well |
Country Status (1)
| Country | Link |
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| CN (1) | CN212249957U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006735A (en) * | 2021-03-22 | 2021-06-22 | 中国石油天然气集团有限公司 | Floating ball type self-grouting floating hoop and continuous uninterrupted casing running method |
-
2020
- 2020-06-10 CN CN202021055341.6U patent/CN212249957U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006735A (en) * | 2021-03-22 | 2021-06-22 | 中国石油天然气集团有限公司 | Floating ball type self-grouting floating hoop and continuous uninterrupted casing running method |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 Termination date: 20210610 |
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| CF01 | Termination of patent right due to non-payment of annual fee |