CN220955487U - Direct-pushing storage type logging circulation nipple - Google Patents
Direct-pushing storage type logging circulation nipple Download PDFInfo
- Publication number
- CN220955487U CN220955487U CN202323174218.2U CN202323174218U CN220955487U CN 220955487 U CN220955487 U CN 220955487U CN 202323174218 U CN202323174218 U CN 202323174218U CN 220955487 U CN220955487 U CN 220955487U
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- Prior art keywords
- circulation
- buckle
- joint body
- logging
- holes
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Links
- 210000002445 nipple Anatomy 0.000 title claims abstract description 16
- 238000005553 drilling Methods 0.000 claims abstract description 26
- 230000000903 blocking effect Effects 0.000 claims abstract description 4
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000012530 fluid Substances 0.000 abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000003208 petroleum Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model discloses a direct-pushing storage type logging circulation nipple, wherein the upper end of a variant buckle is a female buckle type; the lower end of the variable buckle is connected with the upper end of the variable buckle and is a male buckle type; the inner part of the short joint body is provided with a through hole penetrating through the upper end of the variable buckle and the lower end of the variable buckle, the side surface of the short joint body is provided with a plurality of circulating holes, and the opening direction of the circulating holes faces the upper end of the variable buckle; the circulating holes are formed at different distances along the axial direction of the pup joint body; the through hole of the pup joint body is provided with a non-blocking plug. The circulating hole can bear jet pressure of high-pump-pressure circulating drilling fluid, can meet the requirement of circulating drilling fluid during direct-push storage type well logging, eliminates oil gas in a shaft, and ensures the safety problem of direct-push storage type well logging control; avoiding instrument damage and improving logging data acquisition quality.
Description
Technical Field
The utility model belongs to the technical field of petroleum logging, and particularly relates to a direct-pushing storage type logging circulation nipple.
Background
In order to ensure well control safety during direct-push storage type well logging operation, well drilling fluid circulation is needed to be carried out at the bottom of a well to remove well oil gas, but as the total area of 3 circulation holes is smaller than the area of a variable button water hole and the outlet direction of the circulation holes is inclined downwards, when the well drilling fluid is circulated, the circulation holes cannot bear well drilling fluid jet flow circulated by a high pump pressure due to the smaller size, and the well logging instrument is easily damaged by the ejected slurry fluid; while low pump pressure cycle times are long. The residence time of the instrument in a high-temperature and high-pressure environment is too long, and the damage to components and parts of the instrument is easy to cause.
The patent application with the publication number of CN205876310U is named as a testing device of the acoustic logging while drilling instrument, and comprises a shaft, a flange plate, a plug, a water inlet pipe, a water outlet pipe, an inner pulley bracket and a shaft bracket. The well bore is made of materials with different sound speeds, the part between the transmitting probe and the receiving probe of the acoustic logging while drilling instrument can be placed in the well bore, the well bore is horizontally supported on the well bore support, the instrument can enter and exit in the well bore through the inner pulley support, and the inside of the well bore can be filled with water in a sealing mode. The utility model is suitable for ground scale and performance test of acoustic logging while drilling instrument in petroleum drilling industry, but the patent application cannot avoid damage caused by scouring of high-speed fluid to the instrument below.
Disclosure of utility model
In order to overcome the problems in the prior art, the utility model aims to provide a direct-push storage type logging circulation nipple which can meet the requirement of circulating drilling fluid during direct-push storage type logging, remove oil gas in a shaft and guarantee the safety problem of direct-push storage type logging well control; avoiding instrument damage and improving logging data acquisition quality.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a direct push storage logging circulation sub comprising: the nipple joint body, the nipple joint body includes:
the upper end of the variable buckle is a female buckle type;
The lower end of the variable buckle is connected with the upper end of the variable buckle and is a male buckle type;
The inner part of the short joint body is provided with a through hole penetrating through the upper end of the variable buckle and the lower end of the variable buckle, the side surface of the short joint body is provided with a plurality of circulating holes, and the opening direction of the circulating holes faces the upper end of the variable buckle; the circulating holes are formed at different distances along the axial direction of the pup joint body; the through hole of the pup joint body is provided with a non-blocking plug.
Optionally, the upper end of the variable buckle is an NC38 type drilling tool female buckle type; the lower end of the variable buckle is provided with an NC38 type drilling tool male buckle type.
Optionally, the spacing between the circulating holes along the axial direction of the pup joint body is 70mm.
Optionally, an included angle between the axial direction of the circulating hole and the axial direction of the through hole of the nipple body is 45 degrees.
Optionally, a plurality of circulating holes are staggered at equal angular intervals along the circumferential direction of the pup joint body.
Optionally, the number of the circulating holes is three, and the three circulating holes are staggered at intervals of 120 degrees along the circumferential direction of the short joint body.
Optionally, the number of the circulating holes is four, and the four circulating holes are staggered at 90-degree intervals along the circumferential direction of the short joint body.
Optionally, the upper end of the variable buckle is a female buckle type of an NC38 type drilling tool; the lower end of the variable buckle is provided with a male buckle type of an NC38 type drilling tool.
Optionally, the lower end of the buckle has a taper.
Optionally, the radius of the through hole in the upper end of the variable buckle is gradually reduced along the direction of the lower end of the variable buckle.
Compared with the prior art, the utility model has the following beneficial effects:
The utility model can meet the requirement that the on-site drilling team adopts a 20Mpa pump pressure when the direct push storage type well logging is performed, so that the drilling fluid is circulated to remove oil gas in a shaft, the well bottom circulation time can be shortened to about one hour, and the well control safety and the well logging data acquisition quality can be ensured; the circulating hole can bear jet pressure of high-pump-pressure circulating drilling fluid, can avoid damage to the lower instrument caused by flushing of high-speed fluid, and can improve the success rate of one-time full taking and calibration of logging by more than 15%.
Drawings
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, proportional sizes, and the like of the respective components in the drawings are merely illustrative for aiding in understanding the present utility model, and are not particularly limited. In the drawings:
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model;
Wherein, 1, the upper end of the button is changed; 2. a circulation eyelet; 3. the blocking is not realized; 4. the lower end of the button is changed.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, shall fall within the scope of the utility model.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, a direct push storage logging circulation nipple of the present utility model includes: the nipple joint body, the nipple joint body includes interconnect's change knot upper end 1 and change knot lower extreme 4.
The upper end 1 of the variable buckle is a female buckle type, and the lower end 4 of the variable buckle is a male buckle type.
Specifically, the upper end 1 of the variable buckle is an NC38 type drilling tool female buckle with the length of 310 mm; the lower end 4 of the variable buckle is provided with an NC38 type drilling tool male buckle with the length of 311 mm.
The lower end 4 of the variable buckle is provided with a taper, and the inner part of the short section body is provided with a through hole penetrating through the upper end 1 of the variable buckle and the lower end 4 of the variable buckle. The radius of the through hole in the upper end 1 of the variable buckle is gradually reduced along the direction of the lower end 4 of the variable buckle. One end of the through hole of the pup joint body, which is close to the lower end 4 of the variable buckle, is provided with a dead plug 3.
A plurality of circulation holes 2 are formed in the side face of the short joint body, the opening direction of the circulation holes 2 faces the upper end 1 of the buckle, and a plurality of circulation holes 2 are formed in different axial distances along the short joint body. The spacing between the circulating holes 2 along the axial direction of the pup joint body is 70mm. The circulating holes 2 are staggered at equal angular intervals along the circumferential direction of the pup joint body. The included angle between the axial direction of the circulating hole 2 and the axial direction of the through hole of the pup joint body is 45 degrees.
Optionally, the number of the circulating holes 2 is three, and the three circulating holes 2 are staggered at 120 ° intervals along the circumferential direction of the short joint body.
Optionally, the number of the circulating holes 2 is four, and the four circulating holes 2 are staggered at 90 degrees along the circumferential direction of the short joint body.
Specifically, the length of the connecting rod piece is 600mm, and the maximum outer diameter is 127mm. The diameter of the circulation holes 2 is 32mm.
Examples
A specific embodiment of the present utility model will be further described with reference to fig. 1.
In this embodiment, the diameter of the water hole of the drilling tool connected with the connecting rod is 108mm, the upper end 1 of the variable buckle and the lower end 4 of the variable buckle are NC50 buckle type, the number of the circulation holes 2 is four, the axial spacing of the four circulation holes 2 is 70mm, the four circulation holes are staggered up and down along the circumferential 90-degree spacing of the connecting rod, and the diameter of a single circulation hole 2 is 32mm. When drilling fluid circulates, the circulating hole 2 can bear drilling fluid jet flow circulated by a high pump pressure, so that the drilling fluid circulated at a high speed can be effectively discharged.
The device elements in the above embodiments are conventional device elements unless otherwise specified, and the structural arrangement, operation or control modes in the embodiments are conventional arrangement, operation or control modes in the art unless otherwise specified.
Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (10)
1. A direct push storage logging circulation nipple, comprising: the nipple joint body, the nipple joint body includes:
The upper end (1) of the variable buckle is a female buckle type;
The lower end (4) of the variable buckle is connected with the upper end (1) of the variable buckle and is a male buckle type;
The inner part of the short joint body is provided with a through hole penetrating through the upper end (1) of the variable buckle and the lower end (4) of the variable buckle, the side surface of the short joint body is provided with a plurality of circulating holes (2), and the opening direction of the circulating holes (2) faces the upper end (1) of the variable buckle; the circulating holes (2) are formed at different distances along the axial direction of the pup joint body; the through hole of the pup joint body is provided with a non-blocking plug (3).
2. The direct push storage logging circulation nipple of claim 1, wherein the upper end (1) of the variant button is an NC38 type drilling tool box button; the lower end (4) of the variable buckle is an NC38 type drilling tool male buckle type.
3. A push-through storage logging circulation sub according to claim 1, characterised in that the spacing between the circulation holes (2) in the axial direction of the sub body is 70mm.
4. A push-through storage logging circulation sub according to claim 1, characterised in that the angle between the axial direction of the circulation bore (2) and the axial direction of the through bore of the sub body is 45 °.
5. A push-through storage logging circulation sub according to claim 1, characterised in that a plurality of circulation holes (2) are staggered at equiangular intervals circumferentially along the sub body.
6. A push-through storage logging circulation sub according to claim 5, wherein the number of circulation holes (2) is three, and the three circulation holes (2) are staggered at 120 ° intervals along the circumferential direction of the sub body.
7. A push-through storage logging circulation sub according to claim 5, wherein the number of circulation holes (2) is four, and four circulation holes (2) are circumferentially staggered by 90 ° along the sub body.
8. The direct push storage logging circulation sub of claim 1, wherein the upper end (1) of the button is a box button of an NC38 drill; the lower end (4) of the variable buckle is a male buckle type of an NC38 type drilling tool.
9. A push-to-store logging circulation sub according to claim 1, wherein the lower end (4) of the button has a taper.
10. The direct push storage logging circulation nipple of claim 1, wherein the radius of the through hole in the upper end (1) of the button is gradually reduced along the direction of the lower end (4) of the button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323174218.2U CN220955487U (en) | 2023-11-23 | 2023-11-23 | Direct-pushing storage type logging circulation nipple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323174218.2U CN220955487U (en) | 2023-11-23 | 2023-11-23 | Direct-pushing storage type logging circulation nipple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220955487U true CN220955487U (en) | 2024-05-14 |
Family
ID=90978196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323174218.2U Active CN220955487U (en) | 2023-11-23 | 2023-11-23 | Direct-pushing storage type logging circulation nipple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220955487U (en) |
-
2023
- 2023-11-23 CN CN202323174218.2U patent/CN220955487U/en active Active
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