CN210509045U

CN210509045U - Hydraulic pulse type oscillation tool

Info

Publication number: CN210509045U
Application number: CN201920758103.2U
Authority: CN
Inventors: 于智慧; 宁世品; 孟凡超
Original assignee: Jereh Energy Services Corp
Current assignee: Jereh Energy Services Corp
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-05-12
Anticipated expiration: 2029-05-24

Abstract

The utility model discloses a hydraulic pulse formula oscillation tool relates to oil and gas exploitation and equips technical field, this hydraulic pulse formula oscillation tool, including top connection, vibration part and lower clutch, vibration part installs in the lower clutch, the top connection passes through threaded connection with the lower clutch, terminal surface and vibration part's up end laminating connection under the screw thread of top connection, vibration part is located the cavity that top connection and lower clutch formed, vibration part is including entry, export, first runner, second runner, first anti-channel, second anti-channel, cavity, annular channel, nozzle, first return channel and second return channel, the upper end of vibration part is seted up in the entry, the lower extreme in vibration part is seted up in the export, the nozzle is linked together with the entry. The hydraulic pulse type oscillation tool has the advantages that due to the shape of the flow channel, the tool generates a slower vibration frequency, and the effective propulsion of a tool pipe string at the bottom of a well is ensured.

Description

Hydraulic pulse type oscillation tool

Technical Field

The utility model relates to an oil and gas exploitation technical field specifically is a hydraulic pulse formula oscillation tool.

Background

The coiled tubing has the problems of difficult drilling, difficult drilling and the like in modern drilling and well completion operation. In some cases, the drill string may even become locked, making it difficult to advance the drill string further. Various techniques are currently employed in coiled tubing operations to alleviate such problems. Therefore, the hydraulic pulse type oscillation tool can effectively reduce the friction between the tool pipe string and the stratum and solve the problem that the drill bit is difficult to propel.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a hydraulic pulse formula oscillation tool has solved the friction of tool tube cluster with the stratum, and the drill bit impels the problem of the jam of difficult and contact stratum.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a hydraulic pulse type oscillation tool comprises an upper joint, a vibration part and a lower joint, wherein the vibration part is arranged in the lower joint and is connected with the lower joint through threads;

the vibrating component comprises an inlet, an outlet, a first flow passage, a second flow passage, a first reverse passage, a second reverse passage, a cavity, an annular passage, a nozzle, a first return passage and a second return passage, wherein the inlet is formed in the upper end of the vibrating component, the outlet is formed in the lower end of the vibrating component, the nozzle is communicated with the inlet, the left ends of the first flow passage and the second flow passage are communicated with the nozzle, the right ends of the first flow passage and the second flow passage are communicated with the cavity, the first flow passage and the second flow passage are arranged in an asymmetric Y shape, and the first reverse passage, the second reverse passage, the cavity and the annular passage form an oval loop.

Optionally, the first flow channel is located above the second flow channel;

the first back channel is positioned above the second back channel.

Optionally, the outlet is located within the chamber.

Optionally, the first flow channel is located below the first reverse channel;

the second flow channel is positioned above the second counter channel.

Optionally, the first return channel and the second return channel are both located between the first flow channel and the second flow channel;

the first return channel is positioned above the second return channel, the bottom end of the first return channel is communicated with the top end of the second return channel, and the top end of the first return channel and the bottom end of the second return channel are both communicated with the annular channel.

(III) advantageous effects

The utility model provides a liquid pulsed oscillation tool possesses following beneficial effect:

(1) this hydraulic pulse formula oscillation tool, simple structure, the assembly and disassembly of being convenient for.

(2) The hydraulic pulse type oscillation tool has the advantages that the vibration part adopts a special flow channel design, so that the tool can continuously generate an oscillation effect.

(3) The hydraulic pulse type oscillation tool has the advantages that due to the shape of the flow channel, the tool generates a slower vibration frequency, and the effective propulsion of a tool pipe string at the bottom of a well is ensured.

Drawings

FIG. 1 is a schematic view of a hydraulic pulse type oscillation tool according to the present invention;

FIG. 2 is a schematic structural diagram of the vibration component of the present invention;

fig. 3 is an external view of the vibrating member of the present invention.

In the figure: 1. an upper joint; 2. a vibrating member; 3. a lower joint; 4. an inlet; 5. an outlet; 6. a first flow passage; 7. a second flow passage; 8. a first back channel; 9. a second counter channel; 10. a chamber; 11. an annular channel; 12. a nozzle; 13. a first return channel; 14. a second return channel.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1-3, the present invention provides a technical solution:

a hydraulic pulse type oscillation tool comprises an upper joint 1, a vibration component 2 and a lower joint 3, wherein the vibration component 2 is arranged in the lower joint 3, the upper joint 1 is connected with the lower joint 3 through threads, the lower end face of the threads of the upper joint 1 is connected with the upper end face of the vibration component 2 in a fitting manner, the vibration component 2 is positioned in a cavity formed by the upper joint 1 and the lower joint 3, and the vibration component is simple in structure and convenient to assemble and disassemble through the arrangement of threaded connection;

the vibration component 2 comprises an inlet 4, an outlet 5, a first flow passage 6, a second flow passage 7, a first reverse passage 8, a second reverse passage 9, a chamber 10, an annular passage 11, a nozzle 12, a first return passage 13 and a second return passage 14, the effective propulsion of the tool tube string at the bottom of the well is ensured, the inlet 4 is arranged at the upper end of the vibration component 2, the outlet 5 is arranged at the lower end of the vibration component 2, the nozzle 12 is communicated with the inlet 4, the left ends of the first flow passage 6 and the second flow passage 7 are both communicated with the nozzle 12, the right ends of the first flow passage 6 and the second flow passage 7 are both communicated with the chamber 10, the first flow passage 6 and the second flow passage 7 are arranged in an asymmetric Y shape, the first reverse passage 8, the second reverse passage 9, the chamber 10 and the annular passage 11 form an oval loop, the vibration component 2 adopts the asymmetric Y-shaped flow passage and the oval loop design, the coanda effect is utilized to ensure that when fluid can flow through the vibration component 2, the vibration component 2 has a complex flow passage shape, a long flow path for the fluid to flow through, and a slow vibration frequency, so that the tool tube string at the bottom of the well can be effectively pushed.

As an optional technical solution of the utility model:

the first flow channel 6 is positioned above the second flow channel 7;

the first counter channel 8 is located above the second counter channel 9.

As an optional technical solution of the utility model:

the outlet 5 is located within the chamber 10.

As an optional technical solution of the utility model:

the first flow channel 6 is positioned below the first reverse channel 8;

the second flow channel 7 is located above the second counter channel 9.

As an optional technical solution of the utility model:

the first return channel 13 and the second return channel 14 are both located between the first flow channel 6 and the second flow channel 7;

the first return passage 13 is located above the second return passage 14, the bottom end of the first return passage 13 communicates with the top end of the second return passage 14, and both the top end of the first return passage 13 and the bottom end of the second return passage 14 communicate with the annular passage 11.

In summary, in the hydraulic pulse type oscillation tool, when the tool works, when liquid flows through the inside of the tool, the liquid enters from the inlet 4 of the vibration part 2 through the upper connector 1 and flows through the nozzle 12, under the influence of the coanda effect and the design of the asymmetric Y-shaped flow passage, the liquid flows along the second flow passage 7 and enters the chamber 10, part of the liquid is discharged from the outlet 5 in the chamber 10, and the pressure in the inside of the tool is small; along with the continuous increase of the liquid, the liquid gradually forms a vortex in the chamber 10 along the semicircular wall surface of the chamber 10, the pressure is gradually increased, when the vortex reaches the maximum, the pressure also reaches the maximum, the liquid flows away to the annular channel 11 along the first reverse channel 8 and returns along the second return channel 14, the liquid in the chamber 10 is reduced, and the pressure is lower; the liquid flowing in from the nozzle 12 is impacted by the liquid returning from the second return channel 14, so that the liquid flows along the first flow channel 6 and enters the chamber 10 to form a reverse vortex, the pressure is gradually increased along with the increase of the vortex, when the vortex reaches the maximum, the liquid flows away to the annular channel 11 along the second reverse channel 9 and returns along the first return channel 13, and the liquid flowing in from the nozzle 12 is impacted to flow along the second flow channel 7, and the process is repeated; under the influence of two opposite direction vortexes, pulse signals are formed, and pulse vibration is generated.

It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a liquid pulsed oscillation tool, includes top connection (1), vibration part (2) and lower clutch (3), its characterized in that: the vibration component (2) is arranged in the lower joint (3), the upper joint (1) is connected with the lower joint (3) through threads, the lower end face of the threads of the upper joint (1) is in fit connection with the upper end face of the vibration component (2), and the vibration component (2) is positioned in a cavity formed by the upper joint (1) and the lower joint (3);

the vibrating component (2) comprises an inlet (4), an outlet (5), a first flow passage (6), a second flow passage (7), a first reverse passage (8), a second reverse passage (9), a cavity (10), an annular passage (11), a nozzle (12), a first return passage (13) and a second return passage (14), wherein the inlet (4) is formed in the upper end of the vibrating component (2), the outlet (5) is formed in the lower end of the vibrating component (2), the nozzle (12) is communicated with the inlet (4), the left ends of the first flow passage (6) and the second flow passage (7) are communicated with the nozzle (12), the right ends of the first flow passage (6) and the second flow passage (7) are communicated with the cavity (10), the first flow passage (6) and the second flow passage (7) are arranged in an asymmetric Y shape, and the first reverse passage (8), the second reverse passage (9) and the second reverse passage (9) are arranged in an asymmetric Y shape, The chamber (10) and the annular channel (11) form an elliptical circuit.

2. A hydrodynamic pulse-type oscillation tool as claimed in claim 1, characterized in that:

the first flow channel (6) is positioned above the second flow channel (7);

the first back channel (8) is positioned above the second back channel (9).

3. A hydrodynamic pulse-type oscillation tool as claimed in claim 1, characterized in that:

the outlet (5) is located within the chamber (10).

4. A hydrodynamic pulse-type oscillation tool as claimed in claim 1, characterized in that:

the first flow channel (6) is positioned below the first reverse channel (8);

the second flow channel (7) is positioned above the second reverse channel (9).

5. A hydrodynamic pulse-type oscillation tool as claimed in claim 1, characterized in that:

the first return channel (13) and the second return channel (14) are both located between the first flow channel (6) and the second flow channel (7);

the first return channel (13) is positioned above the second return channel (14), the bottom end of the first return channel (13) is communicated with the top end of the second return channel (14), and the top end of the first return channel (13) and the bottom end of the second return channel (14) are both communicated with the annular channel (11).