CN113550711B

CN113550711B - Umbrella-shaped self-opening type ocean engineering pile pipe packer

Info

Publication number: CN113550711B
Application number: CN202111106667.6A
Authority: CN
Inventors: 程翼宾; 成国荣
Original assignee: Nantong Dis Marine Technology Co ltd
Current assignee: Nantong Disai Ship Technology Co., Ltd.
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2021-11-19
Anticipated expiration: 2041-09-22
Also published as: CN113550711A

Abstract

The invention discloses an umbrella-shaped self-opening type marine engineering pile pipe packer, which relates to the technical field of marine engineering. The umbrella-shaped self-opening ocean engineering pile pipe packer solves the problems that how to monitor the condition of a well wall in real time, sand blocks adhered to the well wall are difficult to remove through backwashing, and how to detect the working state of a sealing body so as to judge whether the sealing effect is achieved through the matched use of the monitoring mechanism, the washing mechanism, the umbrella-shaped mechanism, the sealing mechanism and the like.

Description

Umbrella-shaped self-opening type ocean engineering pile pipe packer

Technical Field

The invention relates to the technical field of ocean engineering, in particular to an umbrella-shaped self-opening ocean engineering pile pipe packer.

Background

The stake pipe packer wide application is in the abominable engineering field in environment such as offshore oil production operation platform and wind power generation platform, and current domestic and foreign technical scheme all adopts cyclic annular cavity bottle stopper formula stake pipe packer, and this kind of traditional packer structure is: the outermost layer is a circular steel ring, the excircle is welded on the inner wall of the jacket sleeve, polyurethane with a central aperture is cast and fixed on the inner layer of the steel ring, the inner diameter of the central aperture is slightly smaller than the outer diameter of a pile pipe, the pile pipe and the inner hole of the packer are in interference fit, the water plugging construction process of the oil well packer is reduced, no-well-killing and no-blowout operation can be conveniently realized, high pressure can be borne bidirectionally, the service life is long, a common leather cup packer for an oil field is in a self-sealing type, the outer diameter of a leather cup is larger than the inner diameter of the sleeve, the packer is sealed by the interference fit of the leather cup and the sleeve, the resistance is large when the oil well is put down, the leather cup is easy to wear and scrape, the sealing performance is lost, the thick oil layer is inevitably excavated and submerged, and higher requirements are also put forward for the packer under the well.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an umbrella-shaped self-opening ocean engineering pile pipe packer, which solves the problems that how to monitor the condition of a well wall in real time, sand blocks adhered to the well wall are difficult to remove through backwashing, and how to detect the working state of a sealing body so as to judge whether the sealing effect is achieved.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: an umbrella-shaped self-opening ocean engineering pile pipe packer comprises anchoring equipment, wherein a sealing mechanism is fixedly connected to the top of the anchoring equipment, locking equipment is fixedly connected to the top of the sealing mechanism, a monitoring mechanism is fixedly connected to the surface of the locking equipment, the monitoring mechanism comprises a mechanism wall, a built-in hole is formed in the lower position of the mechanism wall, an air cylinder is fixedly connected to the upper position of the built-in hole, a warping body is arranged at the bottom of the mechanism wall close to the inner side, a washing mechanism is fixedly connected to the middle position of the surface of the mechanism wall, a push rod is slidably connected to the inner side surface of the air cylinder, an umbrella-shaped mechanism is fixedly connected to the air cylinder through the push rod and comprises a wear-resistant soft layer, a clearance layer is formed inside the wear-resistant soft layer, a connecting strip is fixedly connected to the upper position of the surface of the wear-resistant soft layer, and the connecting strip is made of rubber with good elasticity, wear-resisting soft layer passes through interstitial layer fixedly connected with metal strip, the quantity of metal strip has a plurality of, the fixed surface of metal strip is connected with the tension detector, the below position fixedly connected with elastic layer on wear-resisting soft layer surface has solved the operating condition of how to detect the seal through the umbrella-shaped mechanism of design and has judged the problem whether to reach sealed effect, and the cylinder can drive connecting strip downstream, and wear-resisting soft layer is the material that the softer thickness of material is very thin and have good wear resistance, and a plurality of aperture metal strips of this wear-resisting soft layer's inside fixedly connected with, when the wear-resisting soft layer of seal extrusion, turns into the frictional force of wear-resisting soft layer and the wall of a well with the frictional force of seal and the wall of a well, can effectively reduce the wearing and tearing of seal, the body setting of warping is in the below position on wear-resisting soft layer.

Preferably, the sealing mechanism comprises a sealing body, the bottom of the sealing body is fixedly connected with the top of the anchoring device, the inner side face of the sealing body is fixedly connected with a spiral strip, an inner cavity is formed in the sealing body, and the sealing body is made of rubber with good elasticity.

Preferably, the surface of the sealing body is fixedly connected with a reinforcing ring, the sealing body is fixedly connected with activated carbon through an inner cavity, the inner cavity is filled with aqueous solution, the middle position of the surface of the activated carbon is fixedly connected with a water pressure monitor, when the tension detector detects that the deformation condition of the metal strip is unexpected, the situation that sand cracks and the like occur on the well wall possibly, the well descending operation should be stopped at the moment, the activated carbon can prevent the aqueous solution in the inner cavity from being polluted and deteriorated, and the water pressure detector detects the water pressure situation and effectively detects the working condition of the sealing body.

Preferably, the medial surface fixedly connected with locking equipment of mechanism wall, the top position fixedly connected with transparent body on mechanism wall surface has solved the problem of how real-time supervision wall of a well condition through monitoring mechanism, and the inside fixedly connected with fluorescent tube of transparent body connects the detector at the fixed surface of mechanism wall, and the illumination that the fluorescent tube sent can make the staff pass through the condition of detector monitoring wall of a well, and when the warpage body made the cylinder release wear-resisting soft layer, wear-resisting soft layer can the expanding open and upwards warp certain angle, makes things convenient for the tension detector work.

Preferably, the inner side surface of the transparent body is fixedly connected with a lamp tube, and the surface of the push rod is fixedly connected with the surface of the connecting strip.

Preferably, a detector is fixedly connected to the middle position of the wall surface of the mechanism.

Preferably, the washing mechanism includes the water pump, the fixed surface of water pump and the fixed surface of mechanism wall are connected, the fixed surface of water pump is connected with the water course, one side fixedly connected with air pump of water pump is kept away from to the water course, uses through the cooperation of mechanisms such as monitoring mechanism, washing mechanism, umbelliform mechanism and closing mechanism, has solved the condition of how real-time supervision wall of a well, and the sand cake of adhesion on the wall of a well is difficult to get rid of through the back flush to and thereby the operating condition of how to detect the seal judges the problem that whether reach sealed effect.

Preferably, the medial surface fixed connection of air pump hinders the piece, the surperficial fixed connection who hinders the piece has mixed runner, the one end fixedly connected with high pressure nozzle that the piece was kept away from to mixed runner has solved the adhesion on the wall of a well through the design washing mechanism and has been difficult to get rid of through the back flush problem, and in the device, air pump blowout is gaseous, and water pump blowout rivers, gaseous and rivers intersect and the confluence in the piece department that hinders, sprays the piece of sand through high pressure nozzle to effectively reduce the adverse effect of the piece of sand to the leakproofness of closing mechanism.

(III) advantageous effects

The invention provides an umbrella-shaped self-opening type ocean engineering pile pipe packer. The method has the following beneficial effects:

(1) the umbrella-shaped self-opening ocean engineering pile pipe packer solves the problems that how to monitor the condition of a well wall in real time, sand blocks adhered to the well wall are difficult to remove through backwashing, and how to detect the working state of a sealing body so as to judge whether the sealing effect is achieved through the matching use of mechanisms such as a monitoring mechanism, a washing mechanism, an umbrella-shaped mechanism and a sealing mechanism.

(2) This umbelliform is from opening formula ocean engineering stake pipe packer has solved the problem of how real-time supervision wall of a well condition through monitoring mechanism, and the inside fixedly connected with fluorescent tube of transparent body connects the detector at the fixed surface of mechanism wall, and the illumination that the fluorescent tube sent can make the staff pass through the condition of detector monitoring wall of a well, and when the warpage body made the cylinder release wear-resisting soft layer, wear-resisting soft layer can the expanding open and make progress certain angle of warpage, makes things convenient for the tension detector work.

(3) This umbelliform self-opening ocean engineering stake pipe packer has solved the problem that the husky piece of adhesion on the wall of a well is difficult to get rid of through the back flush through design scrubbing mechanism, and in the device, air pump blowout is gaseous, and water pump blowout rivers, gaseous and rivers intersect and the confluence in the block department that hinders, spray to husky piece through high-pressure shower nozzle to effectively reduce the adverse effect of husky piece to the leakproofness of closing mechanism.

(4) This umbelliform is from opening formula ocean engineering stake pipe packer, thereby the operating condition who how to detect the seal has been solved through design umbelliform mechanism judges the problem that whether reaches sealed effect, the cylinder can drive connecting strip downstream, wear-resisting soft layer is the material that the softer thickness of material is very thin and has good wear resistance, a plurality of little footpath metal strips of inside fixedly connected with on this wear-resisting soft layer, when the wear-resisting soft layer of seal extrusion, turn into the frictional force of wear-resisting soft layer and the wall of a well with the frictional force of seal and the wall of a well, can effectively reduce the wearing and tearing of seal.

(5) This umbelliform self-opening formula ocean engineering stake pipe packer, when the tension detector detects the deformation situation of metal strip and is unexpected, probably because the condition such as sand fracture appears in the wall of a well, should stop the operation of going into the well this moment, the water solution pollution deterioration in the inner chamber can be prevented to the active carbon, and the water pressure detector detects the water pressure condition, effectively detects the operating condition of seal.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic view of a partial structural connection according to the present invention;

FIG. 3 is a schematic view of the closure mechanism of the present invention;

FIG. 4 is a schematic structural view of a monitoring mechanism according to the present invention;

FIG. 5 is a schematic structural view of the washing mechanism of the present invention;

fig. 6 is a schematic structural view of the umbrella-shaped mechanism of the present invention.

In the figure: 1. an anchoring device; 2. a sealing mechanism; 21. a seal body; 22. a helical strip; 23. an inner cavity; 24. a reinforcing ring; 25. activated carbon; 26. a water pressure monitor; 3. a monitoring mechanism; 31. a mechanism wall; 32. a transparent body; 33. a lamp tube; 34. a built-in hole; 35. a cylinder; 36. a warped body; 37. a detector; 4. a locking device; 5. a washing mechanism; 51. a water pump; 52. a water channel; 53. an air pump; 54. blocking; 55. a mixing flow channel; 56. a high pressure spray head; 6. an umbrella-shaped mechanism; 61. a wear resistant soft layer; 62. a gap layer; 63. a connecting strip; 64. a metal strip; 65. a tension detector; 66. an elastic layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, the present invention provides a technical solution: an umbrella-shaped self-opening ocean engineering pile pipe packer comprises an anchoring device 1, a sealing mechanism 2 is fixedly connected to the top of the anchoring device 1, the sealing mechanism 2 comprises a sealing body 21, a reinforcing ring 24 is fixedly connected to the surface of the sealing body 21, the sealing body 21 is fixedly connected with active carbon 25 through an inner cavity 23, the inner cavity 23 is filled with aqueous solution, a water pressure monitor 26 is fixedly connected to the middle position of the surface of the active carbon 25, the bottom of the sealing body 21 is fixedly connected with the top of the anchoring device 1, a spiral strip 22 is fixedly connected to the inner side surface of the sealing body 21, the inner cavity 23 is arranged inside the sealing body 21, the sealing body 21 is made of rubber with good elasticity, a locking device 4 is fixedly connected to the top of the sealing mechanism 2, a monitoring mechanism 3 is fixedly connected to the surface of the locking device 4, the monitoring mechanism 3 comprises a mechanism wall 31, and a detector 37 is fixedly connected to the middle position of the surface of the mechanism wall 31, the warping body 36 is arranged at the position below the wear-resistant soft layer 61, the locking device 4 is fixedly connected to the inner side face of the mechanism wall 31, the transparent body 32 is fixedly connected to the upper position of the surface of the mechanism wall 31, the lamp tube 33 is fixedly connected to the inner side face of the transparent body 32, the surface of the push rod is fixedly connected to the surface of the connecting strip 63, the built-in hole 34 is formed in the lower position of the mechanism wall 31, the cylinder 35 is fixedly connected to the upper position of the built-in hole 34, the warping body 36 is arranged at the position, close to the inner side, of the bottom of the mechanism wall 31, the washing mechanism 5 is fixedly connected to the middle position of the surface of the mechanism wall 31, the washing mechanism 5 comprises a water pump 51, and the surface of the water pump 51 is fixedly connected to the surface of the mechanism wall 31.

The surface of the water pump 51 is fixedly connected with a water channel 52, one side of the water channel 52, which is far away from the water pump 51, is fixedly connected with an air pump 53, the inner side of the air pump 53 is fixedly connected with a block 54, the surface of the block 54 is fixedly connected with a mixed flow channel 55, one end of the mixed flow channel 55, which is far away from the block 54, is fixedly connected with a high-pressure spray nozzle 56, the inner side of the air cylinder 35 is connected with a push rod in a sliding manner, the air cylinder 35 is fixedly connected with an umbrella-shaped mechanism 6 through the push rod, the problem that how to monitor the well wall in real time, sand blocks adhered on the well wall are difficult to remove through backwashing and how to detect the working state of the sealing body 21 so as to judge whether the sealing effect is achieved is solved through the matched use of the monitoring mechanism 3, the washing mechanism 5, the umbrella-shaped mechanism 6, the sealing body 21 and the like, the gap layer 62 is arranged inside, and the connecting strip 63 is fixedly connected at the upper position on the surface of the wear-resistant soft layer 61, connecting strip 63 is the better rubber material of elasticity, wear-resisting soft layer 61 passes through clearance layer 62 fixedly connected with metal strip 64, when cylinder 35 drives connecting strip 63 downstream, wear-resisting soft layer 61 is the material softer, thickness is very thin and has good wear resistance's material, the metal strip 64 of a plurality of path of inside fixedly connected with of this wear-resisting soft layer 61, when seal 21 extrudes wear-resisting soft layer 61, turn into the frictional force of wear-resisting soft layer 61 and the wall of a well with the frictional force of seal 21 and the wall of a well, can effectively reduce the wearing and tearing of seal 21, the quantity of metal strip 64 has a plurality of, the fixed surface of metal strip 64 is connected with tension detector 65, the below position fixed connection elastic layer 66 on wear-resisting soft layer 61 surface.

When in use: the umbrella-shaped self-opening ocean engineering pile pipe packer solves the problems that how to monitor the condition of a well wall in real time, sand blocks adhered to the well wall are difficult to remove through backwashing, and how to detect the working state of the sealing body 21 so as to judge whether the sealing effect is achieved through the matching use of the monitoring mechanism 3, the washing mechanism 5, the umbrella-shaped mechanism 6, the sealing mechanism 2 and other mechanisms.

Firstly, the lamp 33 is fixedly connected inside the transparent body 32, the detector 37 is fixedly connected on the surface of the mechanism wall 31, the light emitted by the lamp 33 can enable a worker to monitor the condition of the well wall through the detector 37, when the warping body 36 enables the cylinder 35 to push out the wear-resistant soft layer 61, the wear-resistant soft layer 61 can be opened in an umbrella shape and warped upwards for a certain angle, and the device is matched with the tension detector 65 to work, in the device, the air pump 53 sprays air, the water pump 51 sprays water flow, the air and the water flow are converged and converged at the position of the block 54, and the sand block is sprayed through the high-pressure spray head 56, so that the adverse effect of the sand block on the sealing performance of the sealing mechanism 2 is effectively reduced.

When the cylinder 35 drives the connecting strip 63 to move downwards, the wear-resistant soft layer 61 is made of a material which is soft and has a very thin thickness and good wear resistance, the metal strip 64 with a plurality of small diameters is fixedly connected inside the wear-resistant soft layer 61, when the seal body 21 extrudes the wear-resistant soft layer 61, the friction force between the seal body 21 and the well wall is converted into the friction force between the wear-resistant soft layer 61 and the well wall, the wear of the seal body 21 can be effectively reduced, when the tension detector 65 detects that the deformation condition of the metal strip 64 is unexpected, probably because the conditions such as sand fracture appear on the well wall, the well operation should be stopped at the moment, the activated carbon 25 can prevent the deterioration of the aqueous solution pollution in the inner cavity 23, the water pressure detector 26 detects the water pressure condition, and the working condition of the seal body 21 is effectively detected.

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. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the 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 an umbelliform self-starting formula ocean engineering stake pipe packer, includes anchoring equipment (1), its characterized in that: the top fixedly connected with closing mechanism (2) of anchoring device (1), the top fixedly connected with locking device (4) of closing mechanism (2), the fixed surface of locking device (4) is connected with monitoring mechanism (3), monitoring mechanism (3) are including mechanism wall (31), built-in hole (34) have been seted up to the below position of mechanism wall (31), the top position fixedly connected with cylinder (35) of built-in hole (34), mechanism wall (31) bottom is provided with perk body (36) by inboard position, the middle part position fixedly connected with washing mechanism (5) on mechanism wall (31) surface, the medial surface sliding connection of cylinder (35) has the push rod, cylinder (35) have umbelliform mechanism (6) through push rod fixedly connected with, umbelliform mechanism (6) include wear-resisting soft layer (61), clearance layer (62) have been seted up to the inside of wear-resisting soft layer (61), the top fixedly connected with connecting strip (63) on wear-resisting soft layer (61) surface, connecting strip (63) are the better rubber material of elasticity, wear-resisting soft layer (61) is through clearance layer (62) fixedly connected with metal strip (64), the quantity of metal strip (64) has a plurality of, the fixed surface of metal strip (64) is connected with tension detector (65), the below position fixedly connected with elastic layer (66) on wear-resisting soft layer (61) surface, the perk body (36) sets up the below position at wear-resisting soft layer (61).

2. The umbrella-shaped self-opening marine engineering pile pipe packer of claim 1, wherein: sealing mechanism (2) are including seal (21), the top fixed connection of the bottom of seal (21) and anchoring device (1), the medial surface fixedly connected with spiral strip (22) of seal (21), the inside of seal (21) is provided with inner chamber (23), seal (21) are the better rubber material of elasticity.

3. The umbrella-shaped self-opening marine engineering pile pipe packer of claim 2, wherein: the surface fixed connection of seal (21) has reinforcement ring (24), seal (21) are through inner chamber (23) fixed connection active carbon (25), fill aqueous solution in inner chamber (23), the middle part position fixed connection on active carbon (25) surface has water pressure monitor (26).

4. The umbrella-shaped self-opening marine engineering pile pipe packer of claim 1, wherein: the inner side surface of the mechanism wall (31) is fixedly connected with a locking device (4), and a transparent body (32) is fixedly connected to the upper position of the surface of the mechanism wall (31).

5. The umbrella-shaped self-opening marine engineering pile pipe packer of claim 4, wherein: the inner side surface of the transparent body (32) is fixedly connected with a lamp tube (33), and the surface of the push rod is fixedly connected with the surface of the connecting strip (63).

6. The umbrella-shaped self-opening marine engineering pile pipe packer of claim 4, wherein: and a detector (37) is fixedly connected to the middle position of the surface of the mechanism wall (31).

7. The umbrella-shaped self-opening marine engineering pile pipe packer of claim 1, wherein: washing mechanism (5) are including water pump (51), the fixed surface of surface and mechanism wall (31) of water pump (51) is connected, the fixed surface of water pump (51) is connected with water course (52), one side fixedly connected with air pump (53) of water pump (51) are kept away from in water course (52).

8. The umbrella-shaped self-opening marine engineering pile pipe packer of claim 7, wherein: the inner side surface of the air pump (53) is fixedly connected with a block (54), the surface of the block (54) is fixedly connected with a mixing flow channel (55), and one end, far away from the block (54), of the mixing flow channel (55) is fixedly connected with a high-pressure spray head (56).