CN210239650U - Oil gas well ground maintenance auxiliary device - Google Patents

Abstract

The utility model relates to an oil gas well ground maintenance auxiliary device, its technical scheme is: the fixed block top is provided with fixed cylinder, the inside slide cartridge that is provided with of fixed cylinder, the slide cartridge bottom is provided with the closure plate, the slide cartridge top is provided with the screw rod, the fixed block below is provided with oil pipe. The utility model discloses a be equipped with the gasbag, the gasbag can take place deformation and outside inflation, thereby paste closely mutually with the oil pipe inner wall, and with oil pipe blocking, avoid oil, material such as water outwards blowout, and the gasbag can block up the oil pipe of different size and dimension, and wide applicability, the leak stoppage board relapse with the fixed block inner wall on the spring leaf collision, the spring leaf can scrape the oil impurity of getting on the gasbag, get rid of the hidden danger, and the spring leaf self can take place to shake in the collision, thereby shake the oil impurity of adhesion on the spring leaf, avoid the oil impurity to influence the normal use of spring leaf.

Description

Oil gas well ground maintenance auxiliary device

Technical Field

The utility model relates to an oil gas well auxiliary device technical field, in particular to oil gas well ground maintenance auxiliary device.

Background

In the oil field exploitation operation, in order to maintain the oil storage energy of an oil field, increase the production timeliness of the oil well and reduce the comprehensive operation cost, the oil well needs to be operated under pressure, wherein the operation under pressure is to pull down the oil pipe under the conditions of not killing the well, not blowing out and maintaining the pressure in the well, and when the oil pipe is pulled down, substances such as oil, water and the like in the oil pipe are easily sprayed out along the inner cavity of the oil pipe, so that the construction operation is influenced, safety accidents are caused, and therefore the oil pipe needs to be blocked.

Among the prior art, the oil gas well blocks up the device and needs the manual work to press the connecting rod and drive the leather cup and get into in the oil pipe, after having played oil pipe down, mentions the connecting rod by the manual work again, because oil pipe variation in size to make and block up the device suitability lower, after blocking up the device and using, can adhere to remaining oil impurity on the leather cup, meet fire and easily fire, dangerous high, nevertheless because lack clean function in the device of blockking up, cause the leather cup easily and meet the burning of fire, the potential safety hazard is big.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the utility model provides an oil gas well ground maintenance auxiliary device, the utility model discloses a be equipped with the gasbag, the gasbag can take place deformation and outside inflation to paste closely with the oil pipe inner wall, and block up oil pipe, avoid materials such as oil, water outwards blowout, and the gasbag can block up the oil pipe of different size and dimension, extensive applicability, the leak stoppage board relapse with the spring leaf collision on the fixed block inner wall, the spring leaf can be scraped and get the oil impurity on the gasbag, gets rid of the hidden danger.

In order to achieve the above object, the utility model provides a following technical scheme: an oil gas well ground maintenance auxiliary device comprises a fixed block, wherein a fixed cylinder is arranged above the fixed block, a sliding cylinder is arranged inside the fixed cylinder, a leakage blocking plate is arranged at the bottom of the sliding cylinder, a screw rod is arranged at the top of the sliding cylinder, and an oil pipe is arranged below the fixed block;

bolts are arranged at two ends of the fixed block and penetrate through the fixed block and are in threaded connection with the fixed block, a rubber pad is arranged at one end of the screw rod close to the oil pipe, a spring piece is arranged above the rubber pad, and the spring piece is embedded in the fixed block;

the leakage blocking plate is hollow, an air bag is arranged in the middle of the leakage blocking plate, the air bag is fixed on the leakage blocking plate through glue, and an opening is formed in the top of the leakage blocking plate;

the lower end of the screw rod penetrates through the sliding barrel and is in threaded connection with the sliding barrel, the lower end of the screw rod is provided with a piston, a sliding groove is arranged in the sliding barrel and is in sliding connection with the piston, and the sliding groove is communicated with the leakage blocking plate through an opening.

In a preferred embodiment, the sliding barrel is rectangular, and the sliding barrel is connected with the fixed barrel in a sliding manner.

In a preferred embodiment, the leakage blocking plate is made of a metal material, and the surface of the air bag is sprayed with a flame-retardant coating.

In a preferred embodiment, the bolts are provided as butterfly bolts.

In a preferred embodiment, the fixed cylinder is welded to the fixed block.

In a preferred embodiment, the fixing block and the fixing cylinder are both provided in a ring shape in cross section.

In a preferred embodiment, the spring plates are arranged uniformly within the fixed block.

In a preferred embodiment, one end of the screw rod close to the piston is provided with a bearing, and the inside of the leakage blocking plate is provided with a connecting column.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a through being equipped with the gasbag, the gasbag can take place to deform and outwards expand to closely paste with the oil pipe inner wall, and block up oil pipe, avoid materials such as oil, water to spout outward, and the gasbag can block up the oil pipe of different size, and extensive applicability, the leak stoppage board collides with the spring leaf on the fixed block inner wall repeatedly, the spring leaf can scrape the oil impurity on the gasbag, get rid of the hidden danger, and the spring leaf can shake in the collision itself, thereby shake off the oil impurity that adheres on the spring leaf, avoid oil impurity to influence the normal use of spring leaf;

2. the utility model discloses a be equipped with the rubber pad, the rubber pad play the cushioning effect with oil pipe contact process in, avoid the oil pipe surface by the fish tail, the leaking stoppage pipe is made for metal material, and gasbag surface spraying has flame retardant coating, and it has good flame retardant efficiency, can avoid the intensity of a fire to further enlarge.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the expansion structure of the air bag of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

Fig. 4 is a top view of the fixing block structure of the present invention.

Fig. 5 is a perspective view of the structure of the plugging plate of the present invention.

The reference signs are: 1 fixed block, 2 fixed cylinders, 3 sliding cylinders, 4 leak-stopping plates, 5 screws, 6 oil pipes, 7 bolts, 8 rubber pads, 9 spring pieces, 10 air bags, 11 openings, 12 pistons and 13 sliding chutes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The utility model provides an oil gas well ground maintenance auxiliary device, including fixed block 1, fixed block 1 top is provided with a fixed cylinder 2, fixed cylinder 2 is inside to be provided with slide cartridge 3, slide cartridge 3 bottom is provided with leak stoppage board 4, slide cartridge 3 top is provided with screw rod 5, fixed block 1 below is provided with oil pipe 6;

bolts 7 are arranged at two ends of the fixed block 1 in a trapping manner, the bolts 7 penetrate through the fixed block 1 and are in threaded connection with the fixed block 1, a rubber pad 8 is arranged at one end, close to the oil pipe 6, of the screw rod 5, a spring piece 9 is arranged above the rubber pad 8, and the spring piece 9 is embedded in the fixed block 1;

the leakage blocking plate 4 is hollow, an air bag 10 is arranged in the middle of the leakage blocking plate 4, the air bag 10 is fixed on the leakage blocking plate 4 through glue, and an opening 11 is formed in the top of the leakage blocking plate 4;

the lower end of the screw rod 5 penetrates through the sliding cylinder 3 and is in threaded connection with the sliding cylinder 3, the lower end of the screw rod 5 is provided with a piston 12, a sliding groove 13 is arranged inside the sliding cylinder 3, the sliding groove 13 is in sliding connection with the piston 12, and the sliding groove 13 is communicated with the leakage blocking plate 4 through an opening 11.

As shown in fig. 1 to 5, the embodiment specifically is: when the anti-leakage device is used, the leak blocking plate 4 is placed into the oil pipe 6, the fixing block 1 is attached to the oil pipe 6, the bolts 7 on the two sides of the fixing block 1 are rotated, the bolts 7 push the rubber pad 8 to approach the oil pipe 6, so that the oil pipe 6 is clamped, the fixing block 1 is fixed on the oil pipe 6, the stability of the fixing block 1 is improved, then the screw rod 5 is rotated anticlockwise, the screw rod 5 pushes the piston 12 fixed at the bottom to move downwards, so that gas at the bottom of the piston 12 is extruded, the gas enters the leak blocking plate 4 through the opening 11 and extrudes the air bag 10 in the leak blocking plate 4, the air bag 10 is deformed and expands outwards, so that the air bag is closely attached to the inner wall of the oil pipe 6 and blocks the oil pipe 6, so that substances such as oil, water and the like are prevented from being sprayed outwards, and the air bag 10 can block the oil pipes 6 with different sizes, so that the anti-leakage device is wide in applicability, after the blocking, thereby can dismantle fixed block 1 from oil pipe 6 get off, then the user can upwards stimulate slide cartridge 3, slide cartridge 3 can drive the upward movement of bushing 4, make bushing 4 collide with spring leaf 9 on the 1 inner wall of fixed block repeatedly, oil impurity on the gasbag 10 can be scraped to spring leaf 9, get rid of the hidden danger, and spring leaf 9 self can take place vibrations in the collision, thereby shake the oil impurity of adhesion on spring leaf 9, avoid oil impurity to influence the normal use of spring leaf 9.

The sliding barrel 3 is a rectangle, the sliding barrel 3 is in sliding connection with the fixed barrel 2, the leak blocking plate 4 is made of a metal material, a flame-retardant coating is sprayed on the surface of the air bag 10, the bolt 7 is a butterfly bolt, the fixed barrel 2 is welded on the fixed block 1, the cross sections of the fixed block 1 and the fixed barrel 2 are both annular, the spring pieces 9 are uniformly arranged in the fixed block 1, one end of the screw rod 5, which is close to the piston 12, is provided with a bearing, and a connecting column is arranged inside the leak blocking plate 4.

As shown in fig. 2 to 3, the embodiment specifically is: rubber pad 8 plays the cushioning effect with 6 contact in-processes of oil pipe, avoids 6 surfaces of oil pipe by the fish tail, and the leak stoppage pipe is made for metal material, and 10 surface spraying of gasbag have fire retardant coating, and it has good flame retardant efficiency, can avoid the intensity of a fire to further enlarge.

The utility model discloses the theory of operation:

referring to the attached drawings 1-5 of the specification, the leak stoppage plate 4 is placed inside an oil pipe 6, the fixed block 1 is attached to the oil pipe 6, the bolts 7 on the two sides of the fixed block 1 are rotated to push the rubber pads 8 to approach the oil pipe 6, so that the oil pipe 6 is clamped, the fixed block 1 is fixed on the oil pipe 6, so that the stability of the fixed block 1 is improved, then the screw 5 is rotated anticlockwise, the screw 5 pushes the piston 12 fixed at the bottom to move downwards, so that the gas at the bottom of the piston 12 is extruded, the gas enters the leak stoppage plate 4 through the opening 11 and extrudes the air bag 10 inside the leak stoppage plate 4, the air bag 10 is deformed and expands outwards, so that the air bag is closely attached to the inner wall of the oil pipe 6, the oil pipe 6 is blocked, substances such as oil and water are prevented from being sprayed outwards, the air bag 10 can block the oil pipes 6 with different sizes, the applicability is wide, and after the blocking work, the screw rod 5 and the bolt 7 are reversely rotated to restore the fixing block 1 from the oil pipe 6, then a user can pull the sliding barrel 3 upwards, the sliding barrel 3 can drive the leakage blocking plate 4 to move upwards, so that the leakage blocking plate 4 repeatedly collides with the spring piece 9 on the inner wall of the fixing block 1, the spring piece 9 can scrape the petroleum impurities on the air bag 10 to remove hidden dangers, and the spring piece 9 can vibrate in the collision process, so that the petroleum impurities adhered to the spring piece 9 are shaken off;

referring to the attached figures 2-3 of the specification, the rubber pad 8 plays a role in buffering in the contact process with the oil pipe 6, the surface of the oil pipe 6 is prevented from being scratched, the leakage blocking pipe is made of a metal material, and the surface of the air bag 10 is sprayed with a flame-retardant coating, so that the air bag has an excellent flame-retardant effect and can prevent the fire from further expanding.

The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides an oil gas well ground maintenance auxiliary device, includes fixed block (1), its characterized in that: a fixed cylinder (2) is arranged above the fixed block (1), a sliding cylinder (3) is arranged inside the fixed cylinder (2), a leak blocking plate (4) is arranged at the bottom of the sliding cylinder (3), a screw (5) is arranged at the top of the sliding cylinder (3), and an oil pipe (6) is arranged below the fixed block (1);

bolts (7) are arranged at two ends of the fixed block (1) in a trapping manner, the bolts (7) penetrate through the fixed block (1) and are in threaded connection with the fixed block (1), a rubber pad (8) is arranged at one end, close to the oil pipe (6), of the screw rod (5), a spring piece (9) is arranged above the rubber pad (8), and the spring piece (9) is embedded in the fixed block (1);

the leakage blocking plate (4) is hollow, an air bag (10) is arranged in the middle of the leakage blocking plate (4), the air bag (10) is fixed on the leakage blocking plate (4) through glue, and an opening (11) is formed in the top of the leakage blocking plate (4);

the lower end of the screw rod (5) penetrates through the sliding cylinder (3) and is in threaded connection with the sliding cylinder (3), the lower end of the screw rod (5) is provided with a piston (12), a sliding groove (13) is formed in the sliding cylinder (3), the sliding groove (13) is in sliding connection with the piston (12), and the sliding groove (13) is communicated with the leakage blocking plate (4) through an opening (11).

2. An oil and gas well ground maintenance auxiliary device according to claim 1, characterized in that: the sliding cylinder (3) is rectangular, and the sliding cylinder (3) is connected with the fixed cylinder (2) in a sliding mode.

3. An oil and gas well ground maintenance auxiliary device according to claim 1, characterized in that: the leak blocking plate (4) is made of metal materials, and a flame-retardant coating is sprayed on the surface of the air bag (10).

4. An oil and gas well ground maintenance auxiliary device according to claim 1, characterized in that: the bolt (7) is a butterfly bolt.

5. An oil and gas well ground maintenance auxiliary device according to claim 1, characterized in that: the fixed cylinder (2) is welded on the fixed block (1).

6. An oil and gas well ground maintenance auxiliary device according to claim 1, characterized in that: the cross sections of the fixed block (1) and the fixed cylinder (2) are both annular.

7. An oil and gas well ground maintenance auxiliary device according to claim 1, characterized in that: the spring pieces (9) are uniformly arranged in the fixed block (1).

8. An oil and gas well ground maintenance auxiliary device according to claim 1, characterized in that: and a bearing is arranged at one end of the screw rod (5) close to the piston (12), and a connecting column is arranged in the leak blocking plate (4).

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