CN214741292U - Underground flow guiding tool - Google Patents
Underground flow guiding tool Download PDFInfo
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- CN214741292U CN214741292U CN202122531881.8U CN202122531881U CN214741292U CN 214741292 U CN214741292 U CN 214741292U CN 202122531881 U CN202122531881 U CN 202122531881U CN 214741292 U CN214741292 U CN 214741292U
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- barrel
- claw
- water conservancy
- conservancy diversion
- upper joint
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Abstract
The utility model belongs to the technical field of oil gas field development engineering, a water conservancy diversion instrument in pit is disclosed, including the barrel, the both ends of barrel link to each other with top connection and engaging claw respectively, and the engaging claw includes that the circumference distributes a plurality of claws on the barrel, and the opposite face epirelief of claw is equipped with the claw and colludes, has seted up the water conservancy diversion hole on the lateral wall of barrel, and the barrel is the concave first helicla flute that is equipped with, and the one end of first helicla flute links to each other with the water conservancy diversion hole, and the other end extends to the tip of barrel. The utility model provides a diversion tool in pit adopts streamlined spiral water conservancy diversion design, overflows the port and can not cause any influence to high accuracy tests such as pressure recovery greatly, has reduced the last jacking force effect to the tool string.
Description
Technical Field
The utility model belongs to the technical field of oil gas field development engineering, concretely relates to water conservancy diversion instrument in pit.
Background
Existing pressure gauge suspensions include slip-type pressure gauge suspensions and electronic pressure gauge suspensions. The slip type pressure gauge suspension device realizes the setting and hanging of the tubing wall by suddenly generating relative motion between a slip in a natural drooping state and a tool cone, and is difficult and has certain uncertain factors in the setting process. The electronic pressure gauge suspension device is divided into an electronic release tool and a clamping device, and is connected with the mechanical hook claw, so that the electronic pressure gauge suspension device must be conveyed to an underground specified depth before the time set in advance, waits for the automatic release of an electronic instrument, releases the hook claw to complete the setting, and the setting opportunity of the oil pipe must be ensured in the lowering process and cannot be controlled.
The inventor designs a pressure gauge linkage in pit based on this, including the releasing tool, prevent moving up the instrument, pressure gauge support cylinder, in pit water conservancy diversion instrument and the coupling locator that connect in order, linkage descends to in the pit to sit the card and locate at tubing coupling department, must not upwards or move down. The current downhole diversion tool cannot well provide the fluid flow area ratio required by the pressure test, so that a new downhole diversion tool is urgently needed to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving above-mentioned technical problem to a certain extent at least. Therefore, the utility model aims to provide an underground flow guiding tool.
The utility model discloses the technical scheme who adopts does:
the utility model provides a water conservancy diversion instrument in pit, includes the barrel, and the both ends of barrel link to each other with top connection and connection claw respectively, and connection claw includes that the circumference distributes a plurality of claws on the barrel, and the opposite face epirelief of claw is equipped with the claw and colludes, has seted up the water conservancy diversion hole on the lateral wall of barrel, and the barrel is gone up the concave first helicla flute that is equipped with, and the one end of first helicla flute links to each other with the water conservancy diversion hole, and the other end extends to the tip of barrel.
Preferably, one end of the upper joint in the cylinder is spherical, and the diversion hole is located on one side of the spherical surface.
Preferably, the number of the flow guide holes is multiple, and each flow guide hole is connected with one first spiral groove.
Preferably, the upper joint is in threaded connection with the barrel, a boss abutted against the barrel is arranged on the upper joint, and a second spiral groove communicated with the first spiral groove is arranged on the boss.
Preferably, one end of the upper joint, which is far away from the connecting claw, is provided with a mounting threaded column.
Preferably, the upper joint is mounted on the cylinder by a set screw.
The utility model has the advantages that:
the utility model provides a diversion tool in pit adopts streamlined spiral water conservancy diversion design, overflows the port and can not cause any influence to high accuracy tests such as pressure recovery greatly, has reduced the last jacking force effect to the tool string.
Drawings
Fig. 1 is a schematic structural diagram of the suspension device for the downhole pressure gauge of the present invention.
Fig. 2 is a schematic structural diagram of the downhole diversion tool of the present invention.
Fig. 3 is a schematic view of another angle of the downhole diversion tool of the present invention.
Fig. 4 is a cross-sectional view of D-D of fig. 3.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
In the description of the embodiments of the present invention, it should be noted that the indication of the position or the positional relationship is based on the position or the positional relationship shown in the drawings, or the position or the positional relationship which is usually placed when the product of the present invention is used, or the position or the positional relationship which is conventionally understood by those skilled in the art, and is only for the convenience of describing the present invention and simplifying the description, but it is not to indicate or suggest that the indicated device or element must have a specific position, 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 merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, 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. For those skilled in the art, the specific meaning of the above terms in the present invention and the attached drawings in the embodiments can be understood in specific situations, and the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present invention, not all embodiments.
As shown in fig. 1, the downhole diversion tool of the embodiment is used for a downhole pressure gauge suspension device, and the downhole pressure gauge suspension device comprises a releasing tool 1, an upward movement prevention tool 2, a pressure gauge support barrel 3, a downhole diversion tool 4 and a coupling locator 5 which are connected in sequence. When in use, the underground pressure gauge suspension device is put down to the underground and is positioned and clamped at a tubing coupling without moving upwards or downwards.
As shown in fig. 2 to 4, the downhole diversion tool mainly includes a cylinder 401, an upper joint 402 and a connection claw 403, two ends of the cylinder 401 are respectively connected with the upper joint 402 and the connection claw 403, the connection claw 403 includes six claws 404 circumferentially distributed on the cylinder 401, claw hooks 405 are convexly arranged on opposite surfaces (i.e., inner side surfaces) of the claws 404, and the coupling locator 5 can be fixed in the connection claw 403 by the claw hooks 405, so that the downhole diversion tool and the coupling locator can be easily butted.
Three flow guide holes 406 are uniformly distributed on the side wall of the cylinder 401 at the circumference, three first spiral grooves 407 are further concavely arranged on the cylinder 401, one end of each first spiral groove 407 is connected with one of the flow guide holes 406, and the other end extends to the end of the cylinder 401.
The underground flow guiding tool adopts a streamline spiral flow guiding design, the flow-through port has no influence on high-precision tests such as pressure recovery and the like, and the upper jacking force effect on the tool string is reduced.
The end of the upper joint 402 inside the cylinder 401 is spherical, as shown in fig. 4, the section of the spherical end is semi-elliptical, and three guiding holes 406 are located on one side of the spherical surface. The spherical end can reduce the impact force of the fluid, and at the same time, the spherical end is effectively guided to the flow guiding hole 406 and then flows away along the first spiral groove 407.
In this embodiment, the upper joint 402 is screwed to the cylinder 401, and the upper joint 402 is further fixed to the cylinder 401 by a set screw. The upper joint 402 is provided with a boss 408 abutted against the cylinder 401, the boss 408 is provided with a second spiral groove 409 communicated with the first spiral groove 407, and fluid flows through the first spiral groove 407 and then enters the second spiral groove 409 to flow away.
And one end of the upper joint 402 departing from the connecting claw 403 is provided with a mounting threaded column, and the mounting threaded column is used for being connected with a higher-level pressure gauge supporting cylinder.
In actual use, the underground flow guiding tool with the corresponding specification is designed according to the upper jacking impact force possibly generated by underground fluid under different well conditions, the upper instrument string can be safely released by means of the tension of the steel wire under the condition that the coupling positioner can not be unlocked when the underground complex condition occurs, and then the fishing tool string is reassembled to carry out independent fishing on the coupling positioner.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (6)
1. A downhole diversion tool, comprising: including barrel (401), the both ends of barrel (401) link to each other with top connection (402) and connection claw (403) respectively, connection claw (403) include a plurality of claws (404) of circumference distribution on barrel (401), the opposite face epirelief of claw (404) is equipped with claw and colludes (405), water conservancy diversion hole (406) have been seted up on the lateral wall of barrel (401), the concave first helicla flute (407) that is equipped with on barrel (401), the one end of first helicla flute (407) links to each other with water conservancy diversion hole (406), the other end extends to the tip of barrel (401).
2. The downhole diversion tool of claim 1, wherein: one end of the upper joint (402) positioned in the cylinder body (401) is spherical, and the flow guide hole (406) is positioned on one side of the spherical surface.
3. A downhole flow guiding tool according to claim 1 or 2, wherein: the number of the guide holes (406) is multiple, and each guide hole (406) is connected with one first spiral groove (407).
4. A downhole flow guiding tool according to claim 1 or 2, wherein: the upper joint (402) is in threaded connection with the barrel (401), a boss (408) abutted to the barrel (401) is arranged on the upper joint (402), and a second spiral groove (409) communicated with the first spiral groove (407) is arranged on the boss (408).
5. A downhole flow guiding tool according to claim 1 or 2, wherein: and one end of the upper joint (402) departing from the connecting claw (403) is provided with a mounting threaded column.
6. A downhole flow guiding tool according to claim 1 or 2, wherein: the upper joint (402) is arranged on the cylinder body (401) through a set screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122531881.8U CN214741292U (en) | 2021-10-21 | 2021-10-21 | Underground flow guiding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122531881.8U CN214741292U (en) | 2021-10-21 | 2021-10-21 | Underground flow guiding tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214741292U true CN214741292U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122531881.8U Active CN214741292U (en) | 2021-10-21 | 2021-10-21 | Underground flow guiding tool |
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| Country | Link |
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| CN (1) | CN214741292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113700468A (en) * | 2021-10-26 | 2021-11-26 | 四川圣诺油气工程技术服务有限公司 | Suspension device for underground pressure gauge |
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2021
- 2021-10-21 CN CN202122531881.8U patent/CN214741292U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113700468A (en) * | 2021-10-26 | 2021-11-26 | 四川圣诺油气工程技术服务有限公司 | Suspension device for underground pressure gauge |
| CN113700468B (en) * | 2021-10-26 | 2022-01-21 | 四川圣诺油气工程技术服务有限公司 | Suspension device for underground pressure gauge |
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