CN213392025U - Rotary erosion-resistant pup joint - Google Patents
Rotary erosion-resistant pup joint Download PDFInfo
- Publication number
- CN213392025U CN213392025U CN202022320347.8U CN202022320347U CN213392025U CN 213392025 U CN213392025 U CN 213392025U CN 202022320347 U CN202022320347 U CN 202022320347U CN 213392025 U CN213392025 U CN 213392025U
- Authority
- CN
- China
- Prior art keywords
- erosion
- resistant
- rotary
- rotary erosion
- flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a rotatory erosion resistant nipple joint, including fixed nipple joint main part (1) and flange (6) that link to each other, be equipped with fluidic import (11) and be equipped with fluidic export (7) on flange (6) on nipple joint main part (1), be equipped with rotatory erosion-resistant dish (2) and the other end of bearing frame (8) that one end supported on the flange (6) wall in the runner chamber of nipple joint main part (1) that covers to have erosion-resistant alloy and can fix a position rotatory erosion-resistant dish (2) in the runner chamber of nipple joint main part (1), be equipped with a plurality of runner inclined holes (21) on the big face of rotatory erosion-resistant dish (2) that can rotate relative to bearing frame (8), and runner hole (10) have been seted up to the week side of bearing frame (8); the surface of the rotary erosion-resistant disc (2) is covered with erosion-resistant alloy. The utility model discloses a rotatory resistant erosion nipple joint can be quick, effectual reduction fluid speed, and the emergence risk of well control accident has been reduced to the low reaches pipeline of effectual protection choke manifold.
Description
Technical Field
The utility model relates to a choke manifold device for the well drilling, specifically speaking are resistant erosion nipple joint of rotation for choke manifold device for the well drilling.
Background
Typically, the choke downstream, i.e., the outlet, of the choke manifold is fitted with a double-flanged nipple covered with erosion-resistant alloy to reduce erosion of the downstream piping by the fluid. The short section covered with the erosion-resistant alloy is of a simple tubular structure, and particularly under the condition of a high-pressure high-yield well, the speed of fluid cannot be rapidly reduced, and the erosion-resistant effect is not obvious. High-speed fluid easily erodes a downstream pipeline of the choke manifold, so that the choke manifold fails and even well control accidents are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can be fast, effectual rotatory resistant erosion nipple joint that reduces fluid speed to the problem that prior art exists.
The utility model aims at solving through the following technical scheme:
the utility model provides a rotatory resistant erosion nipple joint, includes fixed nipple joint main part and the flange that links to each other, is equipped with the export of fluid on the import and the flange of fluid in the nipple joint main part, its characterized in that: a rotary erosion-resistant disc is arranged in the runner cavity of the nipple main body covered with erosion-resistant alloy, the rotary erosion-resistant disc can be positioned in the runner cavity of the nipple main body by the other end of the bearing seat with one end abutting against the flange wall, a plurality of runner inclined holes are arranged on the large surface of the rotary erosion-resistant disc which can rotate relative to the bearing seat, and runner holes are arranged on the peripheral side of the bearing seat; the inner surface and the outer surface of the rotary erosion-proof disc are covered with erosion-resistant alloy.
A washer bearing is embedded in one end, close to the rotary erosion-proof disc, of the bearing seat, and a protruding portion of the rotary erosion-proof disc is embedded in the end portion of the bearing seat and is in contact connection with the washer bearing so as to reduce the rotary resistance of the rotary erosion-proof disc.
And a step surface for limiting the axial movement of the rotary erosion-resistant disc is arranged in the flow passage cavity of the nipple main body.
The runner inclined holes are uniformly distributed in the rotary erosion-preventing disc.
The outer diameter of the rotary erosion preventing disc is larger than that of the bearing seat.
The short section main body is fixedly connected with the flange through a stud and a nut.
And a sealing gasket ring for sealing is arranged between the short section main body and the flange.
The sealing gasket ring is embedded on the short section main body, or on the flange, or simultaneously embedded on the opposite surfaces of the short section main body and the flange.
Compared with the prior art, the utility model has the following advantages:
the utility model discloses a rotatory resistant erosion nipple joint is through the resistant alloy that erodees of covering in nipple joint main part is inside in order to improve resistant erosion, have a rotatory anti-erosion dish of a plurality of runner inclined holes through the setting, rotatory anti-erosion dish is autogiration under the fluid impact, effectively consumed fluidic kinetic energy and change fluidic direction, and utilize the bearing frame to open the runner hole all around, make the vortex that forms between the fluid of going out through the runner inclined hole, advance to have an effect and reduce fluidic speed, the low reaches pipeline of effectual protection choke manifold, the emergence risk of well control accident has been reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of a rotary erosion-resistant nipple of the present invention;
fig. 2 is a schematic structural view of the rotary erosion preventing disc of the present invention.
Wherein: 1-a nipple main body; 2-rotating the erosion-resistant disc; 21-runner inclined hole; 3, a stud; 4, a nut; 5, sealing a gasket ring; 6, a flange; 7-outlet; 8, bearing seats; 9-washer bearing; 10-a flow channel hole; 11-inlet; 12-step surface.
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 efforts belong to the protection scope of the present invention.
As shown in fig. 1-2: a rotary erosion-resistant short section comprises a short section main body 1 and a flange 6 which are fixedly connected, wherein the short section main body 1 and the flange 6 are fixedly connected through a stud 3 and a nut 4, a sealing gasket ring 5 for sealing is arranged between the short section main body 1 and the flange 6, and the sealing gasket ring 5 is embedded on the short section main body 1, or on the flange 6, or on the opposite surfaces of the short section main body 1 and the flange 6; the nipple main body 1 is provided with a fluid inlet 11, and the flange 6 is provided with a fluid outlet 7. A rotary erosion-resistant disc 2 with erosion-resistant alloy covered on the inner and outer surfaces is arranged in a flow channel cavity of the nipple main body 1 covered with erosion-resistant alloy, one end of the rotary erosion-resistant disc 2 is abutted against the other end of the bearing seat 8 on the wall of the flange 6, the rotary erosion-resistant disc 2 can be positioned in the flow channel cavity of the nipple main body 1, a plurality of flow channel inclined holes 21 are arranged on the large surface of the rotary erosion-resistant disc 2 which can rotate relative to the bearing seat 8, and flow channel holes 10 leading to an outlet 7 are formed in the peripheral side of the bearing seat 8; the rotary erosion preventing disc 2 automatically rotates under the impact of fluid, so that the kinetic energy of the fluid is effectively consumed, the direction of the fluid is changed, and the fluid erosion effect is reduced.
Further, a step surface 12 for limiting the axial movement of the rotary erosion preventing disc 2 is arranged in a flow passage cavity of the short section main body 1, and the step surface 12 and the bearing seat 8 jointly axially limit the rotary erosion preventing disc 2; a washer bearing 9 is embedded at one end of the bearing seat 8 close to the rotary erosion-proof disc 2, and a convex part of the rotary erosion-proof disc 2 is embedded in the end part of the bearing seat 8 and is in contact connection with the washer bearing 9 so as to reduce the rotation resistance of the rotary erosion-proof disc 2. The runner inclined holes 21 are uniformly distributed in the rotary erosion preventing disc 2, and the outer diameter of the rotary erosion preventing disc 2 is larger than that of the bearing seat 8.
In the specific implementation process, fluid enters a runner cavity of the nipple main body 1 from an inlet 11, the surface of the runner cavity of the nipple main body 1 is covered with erosion-resistant alloy for protection, the fluid impacts a rotary erosion-resistant disc 2 covered with the erosion-resistant alloy on the surface, and a runner inclined hole 21 of the rotary erosion-resistant disc 2 automatically rotates under the impact of the fluid, so that the kinetic energy of the fluid is effectively consumed, the direction of the fluid is changed, and the erosion effect of the fluid is reduced; a washer bearing 9 capable of reducing the rotation resistance of the rotary erosion-resistant disc 2 is arranged in the bearing seat 8 so as to improve the rotation speed of the rotary erosion-resistant disc 2 and effectively improve the erosion resistance; the fluid is collected to the outlet 7 through a plurality of flow passage holes 10 around the bearing seat 8, and the speed of the fluid is further reduced by the formed vortex; the downstream pipeline is effectively protected from being eroded by fluid, and the risk of well control accidents is reduced.
The rotary erosion-resistant nipple joint provided by the utility model improves the erosion resistance by covering the inlet 11, the outlet 7 and the inner wall of the pipeline with erosion-resistant alloy; the fluid impact force is directly relieved by arranging the rotary erosion preventing disc 2, the direction of the fluid is changed, and the vortex formed between the fluids discharged from the flow passage hole 10 is utilized, so that the speed of the fluid is further reduced, the downstream pipeline of the throttle manifold is effectively protected, and the occurrence risk of well control accidents is reduced.
The above description is only a 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 a rotatory resistant erosion nipple joint, includes fixed nipple joint main part (1) and flange (6) that link to each other, is equipped with fluidic export (7) on import (11) and flange (6) of fluid on nipple joint main part (1), its characterized in that: a rotary erosion-resistant disc (2) is arranged in a runner cavity of the nipple main body (1) covered with erosion-resistant alloy, the other end of a bearing seat (8) with one end abutting against the wall of the flange (6) can position the rotary erosion-resistant disc (2) in the runner cavity of the nipple main body (1), a plurality of runner inclined holes (21) are arranged on the large surface of the rotary erosion-resistant disc (2) which can rotate relative to the bearing seat (8), and runner holes (10) are formed in the peripheral side of the bearing seat (8); the inner surface and the outer surface of the rotary erosion-proof disc (2) are covered with erosion-resistant alloy.
2. The rotary erosion resistant sub of claim 1, in which: a washer bearing (9) is embedded in one end, close to the rotary erosion-proof disc (2), of the bearing seat (8), and a protruding portion of the rotary erosion-proof disc (2) is embedded in the end portion of the bearing seat (8) and is in contact connection with the washer bearing (9) so as to reduce the rotary resistance of the rotary erosion-proof disc (2).
3. The rotary erosion resistant sub of claim 1, in which: a step surface (12) used for limiting the axial movement of the rotary erosion-proof disc (2) is arranged in a flow passage cavity of the short section main body (1).
4. The rotary erosion resistant sub of claim 1, in which: the runner inclined holes (21) are uniformly distributed in the rotary erosion-resistant disc (2).
5. The rotary erosion resistant sub of claim 1, in which: the outer diameter of the rotary erosion preventing disc (2) is larger than that of the bearing seat (8).
6. The rotary erosion resistant sub of claim 1, in which: the short section main body (1) is fixedly connected with the flange (6) through a stud (3) and a nut (4).
7. The rotary erosion-resistant sub according to claim 1 or 6, characterized in that: and a sealing gasket ring (5) for sealing is arranged between the short section main body (1) and the flange (6).
8. The rotary erosion resistant sub of claim 7, in which: the sealing gasket ring (5) is embedded on the short section main body (1), or on the flange (6), or simultaneously embedded on the opposite surfaces of the short section main body (1) and the flange (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022320347.8U CN213392025U (en) | 2020-10-19 | 2020-10-19 | Rotary erosion-resistant pup joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022320347.8U CN213392025U (en) | 2020-10-19 | 2020-10-19 | Rotary erosion-resistant pup joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213392025U true CN213392025U (en) | 2021-06-08 |
Family
ID=76189073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022320347.8U Active CN213392025U (en) | 2020-10-19 | 2020-10-19 | Rotary erosion-resistant pup joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213392025U (en) |
-
2020
- 2020-10-19 CN CN202022320347.8U patent/CN213392025U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101725740B (en) | Impeller type water hammer-resistant mute check valve | |
| US11953120B2 (en) | Champagne tower-type multi-stage throttle control valve | |
| CN213392025U (en) | Rotary erosion-resistant pup joint | |
| CN201875164U (en) | High-pressure-difference labyrinth multi-stage pressure reducing throttle stop valve | |
| CN110410369B (en) | Cavitation-preventing double-suction pump impeller device with adjustable circumferential angle and method | |
| CN213392024U (en) | Erosion-resistant pup joint | |
| CN114109307B (en) | Erosion-resistant normally-open type internal blowout prevention valve | |
| CN202707011U (en) | Integral spray nozzle for ejector | |
| CN214222036U (en) | Novel bidirectional flow rotary ball valve | |
| CN212672411U (en) | Black water valve capable of preventing valve body from being abraded | |
| CN210770459U (en) | Through-flow check valve with double guide shafts | |
| CN110056535B (en) | Wear-resisting corrosion-resistant mouth ring device of water pump | |
| CN210474358U (en) | High-speed jet rotatable nozzle | |
| KR101299987B1 (en) | Disk of nonreturn valve | |
| JPH0647923B2 (en) | Steam flow control valve | |
| CN217713690U (en) | Prevent stinging choke valve | |
| CN101776165B (en) | Waterproof hammer muting check valve with impeller type case | |
| CN217328596U (en) | Three-position six-way valve | |
| CN106678374B (en) | A kind of low water drag hydraulic operated valve | |
| CN210014046U (en) | Valve core and coal slurry backflow control valve | |
| CN212643556U (en) | Oil way regulating valve | |
| CN109442054B (en) | Double-seal stop valve | |
| CN213271103U (en) | Ball valve with throttling pressure-reducing sleeve | |
| CN215172513U (en) | Check valve for descending pipeline | |
| CN203796222U (en) | Fixed throttle valve used for oil extraction wellhead |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |