CN217632388U - Integral high-efficient sand control flow controller - Google Patents
Integral high-efficient sand control flow controller Download PDFInfo
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- CN217632388U CN217632388U CN202221609384.3U CN202221609384U CN217632388U CN 217632388 U CN217632388 U CN 217632388U CN 202221609384 U CN202221609384 U CN 202221609384U CN 217632388 U CN217632388 U CN 217632388U
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Abstract
The utility model discloses an integral high-efficient sand control flow controller relates to flow controller technical field, the utility model discloses a joint of giving up, salvage neck, dabber, slips subassembly, packing element subassembly, air nozzle seat, screen pipe and direction head are constituteed, the one end of joint of giving up and the one end fixed connection who salvages the neck, the one end outer peripheral face of salvaging the neck is equipped with and the cap, go up and the one end of cap is passed through slips subassembly and is connected with the packing element subassembly, the outside of direction head is equipped with the screen pipe, the one end of direction head is connected with the one end of air nozzle seat, the inside of slips subassembly and packing element subassembly is worn to locate by the dabber. The utility model relates to an integral high-efficient sand control flow controller, the dabber is by current split type setting up to the integral type structure, makes the flow controller deblocking more in the same direction as smooth, and intensity grow is difficult for the rupture to through slips subassembly and packing element subassembly, can improve the sand control throttle effect of flow controller, be equipped with the sealing washer between dabber and the central tube, can prevent the sand setting, reduce sand card probability, can make things convenient for the installation and the maintenance of flow controller.
Description
Technical Field
The utility model relates to a flow controller technical field, in particular to integral high-efficient sand control flow controller.
Background
A choke is an element in a hydraulic system that throttles fluid flow to create a pressure drop. Various throttles are used in different aspects of industrial construction, and play respective roles in the industrial construction. The throttling device is a throttling tool arranged underground, and the temperature drop caused by the pressure drop of the throttling nozzle is compensated by using the huge temperature field of the stratum, so that the problem of ice blockage of the throttling nozzle is avoided. Meanwhile, the pressure reduction effect of the throttling nozzle reduces the pressure of a shaft on the upper portion of the throttling nozzle, so that the natural gas flow and the flow speed are increased, the liquid carrying capacity of the gas flow is improved, and the liquid discharging effect of gas well exploitation is improved.
The downhole throttling process technology is a process technology for enabling the throttling depressurization process of natural gas to occur in a shaft of a gas well through a downhole throttling device. At present widely used slip type downhole choke, the device sends the choke into the design position in the well through the well testing steel wire, relies on the slips location, utilizes the rubber tube sealed oil pipe inner wall and installs the annular space between the body.
In the existing market, the majority of the existing throttler is of a split structure, so that the throttler is poor in deblocking effect when in use, the deblocking is more troublesome, the strength is low, the sand control throttling effect is low, and therefore, the integral high-efficiency sand control throttler is necessary to be provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides an integral high-efficient sand control flow controller, the flow controller majority that can effectively solve among the background art and have now is split type structure, makes the flow controller when using, and the deblocking effect is poor, and the deblocking is more troublesome, and the low damage that causes easily of intensity, sand control throttling effect problem under the ratio.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an integral high-efficiency sand control restrictor comprises a releasing joint, a fishing neck, a mandrel, a slip component, a rubber cylinder component, an air nozzle base, a sieve tube and a guide head, wherein one end of the releasing joint is fixedly connected with one end of the fishing neck, an upper combining cap is arranged on the outer peripheral surface of one end of the fishing neck, one end of the upper combining cap is connected with the rubber cylinder component through the slip component, the sieve tube is arranged on the outer side of the guide head, one end of the guide head is connected with one end of the air nozzle base, and the mandrel is arranged in the slip component and the rubber cylinder component in a penetrating mode;
the slip assembly comprises an upper slip seat, a slip, an outer central pipe and a lower slip seat, wherein the outer peripheral surface of one end of the upper combining cap is fixedly connected with the upper slip seat, the slip is arranged between one end of the upper slip seat and one end of the lower slip seat, and the outer central pipe is arranged inside the upper slip seat, the slip and the lower slip seat;
the packing element subassembly includes last packing element seat, protection piece, hoop, taper ring, sealed packing element, lower packing element seat, the one end of lower slip seat and the one end joint of last packing element seat, the other end of last packing element seat is connected with the protection piece through the hoop, one side of protection piece is equipped with the taper ring, one side and the sealed packing element fixed connection of taper ring, one side and one side fixed connection of lower packing element seat of sealed packing element.
Preferably, go up and cap and pass through concave end locking screw and last slip seat fixed connection, the inside fixedly connected with clip seat of going up the slip seat, the inside of clip seat is equipped with the deblocking clip.
Preferably, a releasing pin is arranged on the peripheral surface of one end of the releasing joint, and the inner side of one end of the mandrel is fixedly connected with the releasing joint through the releasing pin.
Preferably, a sealing ring is arranged between the outer peripheral surface of the mandrel and the inner side of the outer central tube, a locking ring is arranged at one end of the lower rubber cylinder base, the outer side of one end of the lower rubber cylinder base is connected with a supporting base through the locking ring, the outer side of one end of the supporting base is connected with a lower connecting sleeve, and the inner side of the lower connecting sleeve is connected with a lower connecting head.
Preferably, a locking gasket is arranged between one end of the lower connector and one end of the air nozzle seat, the air nozzle seat is fixedly connected with the mandrel through a concave end locking screw, and a sealing ring is arranged at the joint of the inner part of the air nozzle seat and the mandrel.
Preferably, an overflowing connecting rod is arranged in the guide head, and one end of the guide head is fixedly connected with one end of the air nozzle seat through a tip locking screw.
Preferably, the inside of salvaging neck is together through the inboard fixed mounting of deblocking shear pin and last slip seat, the deblocking shear pin alternates in the inside of shear pin seat.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses in, through the dabber that sets up, the dabber is by current split type setting up to the integral type structure, the dabber alternates in the inside of flow controller, make the flow controller deblocking more smooth, intensity grow, be difficult for the rupture, and through slips subassembly and packing element subassembly, can improve the sand control throttle effect of flow controller, be equipped with the sealing washer between dabber and the outer center tube, can prevent the sand setting, the sand card probability has been reduced, can make things convenient for the installation and the maintenance of flow controller simultaneously, and high convenience and fastness, this flow controller salvages the operation facility, high efficiency, the intensity of labour of workman has been reduced, and reduce the output loss of gas well by a wide margin.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an integrated high-efficiency sand control restrictor of the present invention;
fig. 2 is an enlarged schematic structural view of a point a in fig. 1 of the integrated high-efficiency sand control restrictor of the present invention;
fig. 3 is an enlarged schematic structural diagram of the integral high-efficiency sand-proof flow controller of the utility model at the position B in fig. 1;
fig. 4 is an enlarged schematic structural view of the integrated high-efficiency sand-proof flow controller of the present invention at the position C in fig. 1;
figure 5 is the utility model relates to an enlarged schematic diagram of D department in integral high-efficient sand control flow controller figure 1.
In the figure: 1. releasing the joint; 2. a releasing pin; 3. fishing a neck; 4. assembling and capping; 5. a mandrel; 6. a nail trimming seat; 7. unsealing the shear pins; 8. an upper slip seat; 9. slips; 10. an outer center tube; 11. a lower slip seat; 12. an upper rubber cylinder seat; 13. a protection block; 14. a hoop; 15. a conical ring; 16. sealing the rubber cylinder; 17. a lower rubber cylinder seat; 18. a seal ring; 19. a locking ring; 20. a supporting seat; 21. a lower connecting sleeve; 22. a lower connector; 23. a lock washer; 24. an air nozzle seat; 25. an overcurrent link; 26. a screen pipe; 27. a guide head.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the utility model relates to an integral high-efficiency sand control restrictor, which comprises a releasing joint 1, a fishing neck 3, a mandrel 5, a slip component, a rubber cylinder component, an air nozzle base 24, a sieve tube 26 and a guide head 27, wherein one end of the releasing joint 1 is fixedly connected with one end of the fishing neck 3, an upper combining cap 4 is arranged on the outer peripheral surface of one end of the fishing neck 3, one end of the upper combining cap 4 is connected with the rubber cylinder component through the slip component, the sieve tube 26 is arranged on the outer side of the guide head 27, one end of the guide head 27 is connected with one end of the air nozzle base 24, and the mandrel 5 is arranged in the slip component and the rubber cylinder component in a penetrating manner;
the slip assembly comprises an upper slip seat 8, slips 9, an outer central pipe 10 and a lower slip seat 11, the outer peripheral surface of one end of the upper combining cap 4 is fixedly connected with the upper slip seat 8, the slips 9 are arranged between one end of the upper slip seat 8 and one end of the lower slip seat 11, and the outer central pipe 10 is arranged inside the upper slip seat 8, the slips 9 and the lower slip seat 11;
the packing element subassembly includes last packing element seat 12, protection piece 13, hoop 14, taper ring 15, sealed packing element 16, lower packing element seat 17, and the one end of lower slip seat 11 and the one end joint of last packing element seat 12, the other end of going up packing element seat 12 is connected with protection piece 13 through hoop 14, and one side of protection piece 13 is equipped with taper ring 15, one side and the sealed packing element 16 fixed connection of taper ring 15, one side and the one side fixed connection of lower packing element seat 17 of sealed packing element 16.
Go up and cap 4 through concave end locking screw and last slip seat 8 fixed connection, go up the inside fixedly connected with shear pin seat 6 of slip seat 8, the inside of shear pin seat 6 is equipped with deblocking shear pin 7.
The outer peripheral surface of one end of the releasing joint 1 is provided with a releasing pin 2, and the inner side of one end of the mandrel 5 is fixedly connected with the releasing joint 1 through the releasing pin 2.
A sealing ring 18 is arranged between the outer peripheral surface of the mandrel 5 and the inner side of the outer central tube 10, a locking ring 19 is arranged at one end of the lower rubber cylinder seat 17, a supporting seat 20 is connected to the outer side of one end of the lower rubber cylinder seat 17 through the locking ring 19, a lower connecting sleeve 21 is connected to the outer side of one end of the supporting seat 20, and a lower connecting head 22 is connected to the inner side of the lower connecting sleeve 21.
A locking gasket 23 is arranged between one end of the lower connector 22 and one end of the air nozzle seat 24, the air nozzle seat 24 is fixedly connected with the mandrel 5 through a concave end locking screw, and a sealing ring 18 is arranged at the joint of the interior of the air nozzle seat 24 and the mandrel 5.
An overflowing connecting rod 25 is arranged in the guide head 27, and one end of the guide head 27 is fixedly connected with one end of the air nozzle seat 24 through a tip locking screw.
Salvage the inboard fixed mounting of neck 3 inside through deblocking shear pin 7 and last slip seat 8 together, deblocking shear pin 7 alternates in the inside of shear pin seat 6.
The utility model discloses a theory of operation does: the slip 9 is connected with a drilling tool through the releasing joint 1, the slip is lifted upwards after the slip is lowered to a preset position in a shaft, the slip 9 is expanded through the upper slip seat 8, the slip 9 is anchored with an oil pipe, the releasing joint 1 is lifted continuously, the upper slip seat 8, the lower slip seat 11 and the sealing rubber cylinder 16 which are connected are moved upwards integrally, the upper slip seat 12 and the lower slip seat 17 are compressed to complete sealing, when the lifting force is enough, the releasing shear pin 7 is sheared, the releasing joint 1 is released, the inner wall of the oil pipe is locked by the slip 9, the releasing of tools is completed, the generated natural gas or oil can only enter the guide head 27 through the screen pipe 26 and then flows out of the center of the restrictor, the pressure on the upper side and the lower side of the slip 9, the slip 9 is in a free state and convenient to retract, the upper slip seat 12 and the lower slip seat 17 return release, the mandrel 5 is arranged into an integrated structure from the existing split type, the mandrel 5 is inserted into the inside of the restrictor, the restrictor is made to be smooth, the strength is increased, the difficulty in breaking, the outer side of the throttling assembly and the sand-preventing assembly, the sand-well from being damaged, the sand-preventing effect of sand-from being reduced, the sand-preventing loss of a well, the sand-preventing effect of a well, and the sand-preventing effect of a well are convenient to reduce the sand-preventing and the sand-reducing the sand-preventing effect of the sand-reducing the sand-preventing loss of the well, and reducing the sand-preventing loss of the well.
The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an integral high-efficient sand control flow controller, includes that releasing connects (1), salvages neck (3), dabber (5), slips subassembly, packing element subassembly, air cock seat (24), screen pipe (26) and direction head (27) are constituteed, its characterized in that: one end of the releasing joint (1) is fixedly connected with one end of a fishing neck (3), an upper combining cap (4) is arranged on the outer peripheral surface of one end of the fishing neck (3), one end of the upper combining cap (4) is connected with a rubber barrel assembly through a slip assembly, a sieve tube (26) is arranged on the outer side of the guide head (27), one end of the guide head (27) is connected with one end of an air nozzle base (24), and the mandrel (5) penetrates through the slip assembly and the rubber barrel assembly;
the slip assembly comprises an upper slip seat (8), slips (9), an outer central pipe (10) and a lower slip seat (11), the outer peripheral surface of one end of the upper combining cap (4) is fixedly connected with the upper slip seat (8), the slips (9) are arranged between one end of the upper slip seat (8) and one end of the lower slip seat (11), and the outer central pipe (10) is arranged inside the upper slip seat (8), the slips (9) and the lower slip seat (11);
the packing element subassembly includes last packing element seat (12), protection piece (13), hoop (14), awl ring (15), sealed packing element (16), lower packing element seat (17), the one end of lower slip seat (11) and the one end joint of last packing element seat (12), the other end of last packing element seat (12) is connected with protection piece (13) through hoop (14), one side of protection piece (13) is equipped with awl ring (15), one side and sealed packing element (16) fixed connection of awl ring (15), one side and one side fixed connection of lower packing element seat (17) of sealed packing element (16).
2. The integrated high-efficiency sand control choke according to claim 1, characterized in that: go up and cap (4) through concave end locking screw and last slip seat (8) fixed connection, go up the inside fixedly connected with clip seat (6) of slip seat (8), the inside of clip seat (6) is equipped with deblocking clip (7).
3. The integrated high-efficiency sand control restrictor of claim 1, characterized in that: the outer peripheral face of one end of the releasing joint (1) is provided with a releasing pin (2), and the inner side of one end of the mandrel (5) is fixedly connected with the releasing joint (1) through the releasing pin (2).
4. The integrated high-efficiency sand control choke according to claim 1, characterized in that: be equipped with between the outer peripheral face of dabber (5) and the inboard of outer center tube (10) sealing washer (18), the one end of lower rubber sleeve seat (17) is equipped with lock ring (19), the one end outside of lower rubber sleeve seat (17) is connected with supporting seat (20) through lock ring (19), the one end outside of supporting seat (20) is connected with down adapter sleeve (21), the inboard of lower adapter sleeve (21) is connected with down connector (22).
5. The integrated high-efficiency sand control choke according to claim 4, characterized in that: be provided with locking gasket (23) between the one end of lower connector (22) and the one end of air cock seat (24), air cock seat (24) are through concave end locking screw and dabber (5) fixed connection, the inside of air cock seat (24) is equipped with sealing washer (18) with the junction of dabber (5).
6. The integrated high-efficiency sand control choke according to claim 1, characterized in that: an overflowing connecting rod (25) is arranged in the guide head (27), and one end of the guide head (27) is fixedly connected with one end of the air nozzle seat (24) through a tip locking screw.
7. The integrated high-efficiency sand control choke according to claim 2, characterized in that: salvage the inboard fixed mounting of neck (3) inside through deblocking shear pin (7) and last slip seat (8) together, deblocking shear pin (7) alternate in the inside of shear pin seat (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221609384.3U CN217632388U (en) | 2022-06-24 | 2022-06-24 | Integral high-efficient sand control flow controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221609384.3U CN217632388U (en) | 2022-06-24 | 2022-06-24 | Integral high-efficient sand control flow controller |
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| Publication Number | Publication Date |
|---|---|
| CN217632388U true CN217632388U (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221609384.3U Active CN217632388U (en) | 2022-06-24 | 2022-06-24 | Integral high-efficient sand control flow controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117684910A (en) * | 2024-02-02 | 2024-03-12 | 盐城市弘通石油机械有限公司 | Efficient sand-prevention forced unclamping throttle |
-
2022
- 2022-06-24 CN CN202221609384.3U patent/CN217632388U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117684910A (en) * | 2024-02-02 | 2024-03-12 | 盐城市弘通石油机械有限公司 | Efficient sand-prevention forced unclamping throttle |
| CN117684910B (en) * | 2024-02-02 | 2024-05-14 | 盐城市弘通石油机械有限公司 | Efficient sand-prevention forced unclamping throttle |
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