CN212359703U

CN212359703U - Plugging device in oil well

Info

Publication number: CN212359703U
Application number: CN202020567019.5U
Authority: CN
Inventors: 李博
Original assignee: Shengli Oilfield Xindatong Petroleum Technology Co ltd
Current assignee: Shengli Oilfield Xindatong Petroleum Technology Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2021-01-15
Anticipated expiration: 2030-04-16

Abstract

The utility model discloses a plugging device in oil well, including the girder, the middle part set up threaded hole of girder, the equal fixedly connected with hinge in both ends of girder, the lower fixed surface of girder is connected with telescopic cylinder, one side fixedly connected with fixed plate of hinge, screw hole middle part swing joint has the threaded rod, telescopic cylinder's outside cover is equipped with the spring, fastening groove has been seted up to one side of fixed plate, the opposite side fixedly connected with slipmat of fixed plate, one side fixedly connected with fastening belt of fixed plate, one side fixedly connected with fastening bolt of fastening belt, the bottom fixedly connected with resistance to compression plate of spring, first clearing hole has been seted up at resistance to compression plate's middle part, the middle part swing joint of threaded rod has the rubber ball. This plugging device in oil well through the cooperation of fastening area with the fixed plate, has saved a large amount of time, has improved work efficiency, and the cooperation of threaded rod and increased pressure board makes the device commonality strong.

Description

Plugging device in oil well

Technical Field

The utility model relates to an oil development technical field specifically is a plugging device in oil well.

Background

Petroleum, an important fossil energy, receive people's attention all the time, the scale of exploiting petroleum is bigger and bigger nowadays, people and national attention degree is higher and higher, the development of oil exploitation technique is just more important, the drilling technique is main supporting technology, but the easy problem that appears, need artificial going to assist, when the drill bit is bored to the underground, because the well drilling is too deep, often meet extremely abominable geological conditions, cause a large amount of manpower, material resources, financial resources to lose, and probably lead to serious accidents such as blowout, consequently, it is not very slow to strengthen the shutoff of oil well and handle. At present, the existing plugging device used in the petroleum well is complex in installation process, poor in universality, inconvenient to use and not beneficial to popularization and use.

In chinese utility model patent application no: CN201721667604.7 discloses a plugging device, this plugging device, include the U-shaped position sleeve with pipeline port outer wall threaded connection, position sleeve middle part one end is equipped with the toper arch, the toper arch is opened there is hollow cavity, the pipeline port part is kept away from to the cavity is equipped with the toper chamber of expansion, sliding connection toper latch segment in the toper chamber, still be equipped with the safety cover on the position sleeve, the safety cover bottom is close to the cavity end and is equipped with the locating piece, it has the inner chamber to open in the locating piece, the inner chamber is equipped with the spring, the one end of spring is passed locating piece sliding connection slide bar, the tip that the safety cover lateral wall is close to the toper chamber is equipped with the oil. The device needs to punch holes on the well wall during installation and cannot be used on oil wells with other diameters.

Therefore, it is necessary to provide a downhole petroleum plugging device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a plugging device in oil well to the current plugging device installation is loaded down with trivial details in oil well that provides in solving above-mentioned background art, and the commonality is poor, awkward problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an underground petroleum plugging device comprises a main beam, wherein a threaded hole is formed in the middle of the main beam, hinges are fixedly connected to two ends of the main beam, a telescopic cylinder is fixedly connected to the lower surface of the main beam, a fixed plate is fixedly connected to one side of each hinge, a threaded rod is movably connected to the middle of the threaded hole, a spring is sleeved outside the telescopic cylinder, a fastening groove is formed in one side of the fixed plate, an anti-slip pad is fixedly connected to the other side of the fixed plate, a fastening belt is fixedly connected to one side of the fixed plate, a fastening bolt is fixedly connected to one side of the fastening belt, a pressure resisting plate is fixedly connected to the bottom of the spring, a first through hole is formed in the middle of the pressure resisting plate, a rubber soft ball is movably connected to the middle of the threaded rod, a tray, the upper portion fixedly connected with pressure plate of bearing, the second through hole has been seted up at the middle part of pressure plate, pressure plate and threaded rod pass through second through hole swing joint, the top swing joint of threaded rod has the crank.

Preferably, the number of the fixing plates is two, the fixing plates are in a shape of a Chinese character 'ri', and the two fixing plates are uniformly distributed on the outer side of the oil well by taking the axis of the threaded rod as the center.

Preferably, the number of the springs is two, and the two springs are uniformly distributed at two ends of the compression-resistant plate.

Preferably, the compression plate and the compression plate have equal thickness and area, the compression plate and the compression plate are overlapped at the center, the tray has equal thickness and thickness, the area of the tray is smaller than that of the compression plate, and the center of the tray is overlapped with that of the compression plate.

Preferably, the shape of the soft rubber ball is oval, the soft rubber ball is positioned between the pressure resisting plate and the pressure plate in a mode that the long axis of the soft rubber ball is horizontally placed, and the center of the soft rubber ball is coincided with the center of the pressure resisting plate.

Preferably, the fastening band is circular.

Preferably, the threaded rod is perpendicular to the main beam, and the axis of the threaded rod coincides with the center of the rubber soft ball.

(III) advantageous effects

Compared with the prior art, the utility model provides a plugging device in oil pit possesses following beneficial effect:

1. this plugging device in oil well sets up through the cooperation of fastening area with the fixed plate, can be quick fix equipment on the oil well, has saved a large amount of time, has improved work efficiency.

2. This plugging device in oil well sets up through the cooperation of threaded rod and increased pressure board, can use the threaded rod to compress the soft ball of rubber to not equidimension, is applicable to the oil well of different diameters, and the commonality is strong.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic view of the fastening band structure of the present invention;

FIG. 3 is a schematic view of the fixing plate structure of the present invention;

fig. 4 is a schematic side view of the fixing plate structure of the present invention.

In the figure: 1. a main beam; 2. a spring; 3. a fastening tape; 4. a telescopic cylinder; 5. a pressure resistant plate; 6. a rubber soft ball; 7. a second through hole; 8. a bearing; 9. a tray; 10. a pressurizing plate; 11. a first through hole; 12. a fixing plate; 13. fastening a bolt; 14. a hinge; 15. a threaded rod; 16. a threaded hole; 17. a crank; 18. a fastening groove; 19. a non-slip mat.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an oil downhole plugging device comprises a main beam 1, a threaded hole 16 is formed in the middle of the main beam 1, hinges 14 are fixedly connected to both ends of the main beam 1, a telescopic cylinder 4 is fixedly connected to the lower surface of the main beam 1, a fixing plate 12 is fixedly connected to one side of each hinge 14, a threaded rod 15 is movably connected to the middle of each threaded hole 16, two fixing plates 12 are provided, the two fixing plates 12 are in a shape like a Chinese character 'ri', the two fixing plates 12 are uniformly distributed outside an oil well by taking the axis of the threaded rod 15 as the center, springs 2 are sleeved outside the telescopic cylinder 4, two springs 2 are provided, the two springs 2 are uniformly distributed at both ends of a compression-resistant plate 5, a fastening groove 18 is formed in one side of each fixing plate 12, an anti-skid pad 19 is fixedly connected to the other side of each fixing plate 12, a, the fastening belt 3 is round, the equipment can be conveniently fixed on an oil well through the matching of the fastening belt 3 and the fixing plate 12, a large amount of time is saved, the working efficiency is improved, the bottom of the spring 2 is fixedly connected with the pressure resisting plate 5, the middle part of the pressure resisting plate 5 is provided with a first through hole 11, the middle part of the threaded rod 15 is movably connected with the rubber soft ball 6, the rubber soft ball 6 is oval, the rubber soft ball 6 is positioned between the pressure resisting plate 5 and the pressure plate 10 in a manner that the major axis is horizontally arranged, the center of the rubber soft ball 6 is superposed with the center of the pressure resisting plate 5, the threaded rod 15 is vertical to the main beam 1, the axis of the threaded rod 15 is superposed with the center of the rubber soft ball 6, the bottom of the threaded rod 15 is fixedly connected with the tray 9, the outer side of the bottom of the threaded rod 15 is sleeved with the bearing 8, the upper part of the bearing 8 is fixedly, pressboard 10 and the coincidence of the center of resistance to compression board 5, the thickness of tray 9 wants to equal with the thickness of pressboard 10, the area of tray 9 is less than pressboard 10, the center of tray 9 and the coincidence of the center of pressboard 10, second through hole 7 has been seted up at the middle part of pressboard 10, pressboard 10 and threaded rod 15 pass through second through hole 7 swing joint, cooperation through threaded rod 15 and pressboard 10, can use threaded rod 15 to compress rubber soft ball 6 to not equidimension, therefore, the commonality is strong, the top swing joint of threaded rod 15 has crank 17.

The working principle is as follows: when the device is used, the main beam 1 is firstly transversely placed on the well edge, the fastening bolt 13 is tightened, the fixing plate 12 is fixed on the outer wall of an oil well, the crank 17 at the top of the threaded rod 15 is rotated, the pressurizing plate 10 is lifted to extrude the rubber soft ball 6, and the rubber soft ball 6 is pressed and then clings to the well wall, so that the effect of plugging the oil well is achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plugging device in oil well, includes girder (1), its characterized in that: the middle part of the main beam (1) is provided with a threaded hole (16), two ends of the main beam (1) are fixedly connected with hinges (14), the lower surface of the main beam (1) is fixedly connected with a telescopic cylinder (4), one side of each hinge (14) is fixedly connected with a fixed plate (12), the middle part of each threaded hole (16) is movably connected with a threaded rod (15), the outer part of each telescopic cylinder (4) is sleeved with a spring (2), one side of each fixed plate (12) is provided with a fastening groove (18), the other side of each fixed plate (12) is fixedly connected with an anti-skidding pad (19), the inner part of each fastening groove (18) is movably connected with a fastening belt (3), one side of each fastening belt (3) is fixedly connected with a fastening bolt (13), the bottom of each spring (2) is fixedly connected with an anti-pressure plate (5), and the middle part, the middle part swing joint of threaded rod (15) has soft ball of rubber (6), the bottom fixedly connected with tray (9) of threaded rod (15), bearing (8) have been cup jointed in the bottom outside of threaded rod (15), the upper portion fixedly connected with pressure plate (10) of bearing (8), second through hole (7) have been seted up at the middle part of pressure plate (10), pressure plate (10) and threaded rod (15) are through second through hole (7) swing joint, the top swing joint of threaded rod (15) has crank (17).

2. An oil downhole plugging device according to claim 1, wherein: the number of the fixing plates (12) is two, the fixing plates (12) are in a shape of Chinese character 'ri', and the two fixing plates (12) are uniformly distributed on the outer wall of the oil well by taking the axis of the threaded rod (15) as the center.

3. An oil downhole plugging device according to claim 1, wherein: the two springs (2) are uniformly distributed at two ends of the compression-resistant plate (5).

4. An oil downhole plugging device according to claim 1, wherein: the thickness and the area of resistance to compression board (5) and pressure board (10) all equal, the center coincidence of pressure board (10) and resistance to compression board (5), the thickness of tray (9) and the thickness of pressure board (10) etc, the area of tray (9) is less than the area of pressure board (10), the center coincidence of center and pressure board (10) of tray (9).

5. An oil downhole plugging device according to claim 1, wherein: the shape of the soft rubber ball (6) is oval, the soft rubber ball (6) is positioned between the pressure resisting plate (5) and the pressurizing plate (10) in a mode that the long axis is horizontally placed, and the center of the soft rubber ball (6) is superposed with the center of the pressure resisting plate (5).

6. An oil downhole plugging device according to claim 1, wherein: the fastening belt (3) is circular.

7. An oil downhole plugging device according to claim 1, wherein: the threaded rod (15) is perpendicular to the main beam (1), and the axis of the threaded rod (15) coincides with the center of the rubber soft ball (6).