CN217327276U - Perforating gun barrel assembly for pumping perforation - Google Patents
Perforating gun barrel assembly for pumping perforation Download PDFInfo
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- CN217327276U CN217327276U CN202220372955.XU CN202220372955U CN217327276U CN 217327276 U CN217327276 U CN 217327276U CN 202220372955 U CN202220372955 U CN 202220372955U CN 217327276 U CN217327276 U CN 217327276U
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- gun barrel
- perforating gun
- pipe
- perforation
- butt joint
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Abstract
The utility model discloses a pump sending is perforating with perforation gun barrel subassembly, including extension pipe, perforation gun barrel, flexible pipe, perforating bullet connecting hole, connecting seat, screw rod, butt joint screw, butt joint cover, hexagon draw-in groove, shrink cover. The utility model has the advantages that: the diameter of extension pipe equals with the perforation barrel, and be indent formula and be provided with the butt joint screw on the upper and lower both ends of extension pipe and the top of perforation barrel, the vertical welded fastening in upper and lower both ends of connecting seat has the screw rod, the screw rod revolves soon and is twisted the locking in the butt joint screw, make the staff can be when this perforation barrel's overall length is not enough, can be connected extension with extension pipe and perforation barrel whole through the connecting seat, the bottom of perforation barrel is provided with the lock sleeve, be provided with the spacing groove on the lateral wall of flexible pipe, the spacing groove is the loop configuration and the equidistance is provided with 12, the spacing locking of lock sleeve is in the spacing groove, make the staff can suitably adjust the perforation barrel through the limiting displacement of spacing groove, overall length between the flexible pipe.
Description
Technical Field
The utility model relates to a perforating gun barrel subassembly specifically is a perforating gun barrel subassembly is used in pump sending perforation, belongs to perforating gun barrel and uses relevant subassembly technical field.
Background
The basic principle of oil pipe conveying perforation is that all perforating devices of oil-gas layers to be perforated by each well are connected in series to the tail end of an oil pipe column to form a hard-connected pipe string and enter the well, depth correction and perforation layer position alignment are carried out by measuring a radioactive curve or a magnetic positioning curve in the oil pipe, the perforating devices can be detonated by adopting various detonation modes, and because the length of a perforating gun barrel needs to be properly adjusted before perforation is carried out, the perforating gun barrel can be put into use after reaching the proper length, a perforating gun barrel assembly for pumping perforation is needed.
However, most of the existing perforating gun barrel assemblies have various problems:
1) most of the existing perforating gun barrel assemblies are not provided with a connecting structure for connecting an extension pipe, and only one extension pipe is arranged on the existing perforating gun barrel assembly for telescopic control of the overall length, so that when the overall length of the perforating gun barrel is insufficient, a worker cannot further extend the existing perforating gun barrel assembly;
2) the outside of current perforation gun barrel subassembly does not set up the wearing layer mostly, leads to putting the whole in-process of transferring of perforation gun barrel, because the wearing and tearing damage of the barrel that causes on the ground preformed hole lateral wall of barrel.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a perforation gun barrel subassembly for pump sending perforation for just in order to solve the problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a perforating gun barrel assembly for pumping perforation, comprising:
the fixing mechanism consists of an elongated pipe, a perforating gun barrel and a telescopic pipe, wherein the elongated pipe is fixedly connected to the top end of the perforating gun barrel, a cylindrical cavity with the diameter larger than that of the telescopic pipe is arranged inside the perforating gun barrel, and the telescopic pipe is connected into the cavity of the perforating gun barrel and is positioned at the bottom of the perforating gun barrel;
the connecting mechanism is composed of a connecting seat and a butt-joint sleeve, the connecting mechanism is connected to the fixing mechanism, the connecting seat is fixedly connected between the lengthened pipe and the perforating gun barrel, and the butt-joint sleeve is fixedly connected between the perforating gun barrel and the telescopic pipe.
As a further aspect of the present invention: the diameter of the lengthened pipe is equal to that of the perforating gun barrel, butt joint screw holes are formed in the upper end and the lower end of the lengthened pipe and the top end of the perforating gun barrel in an inwards concave mode, screw rods are vertically welded and fixed to the upper end and the lower end of the connecting seat, and the screw rods are screwed and locked in the butt joint screw holes.
As a further aspect of the present invention: and perforating bullet connecting holes are formed in the side walls of the lengthened pipe, the perforating gun barrel and the telescopic pipe, are communicated with the cavity inside the perforating bullet connecting holes, and are distributed unevenly.
As a further aspect of the present invention: the bottom of the perforating gun barrel is provided with a lock sleeve, the side wall of the telescopic pipe is provided with 12 limiting grooves, the limiting grooves are of a circular ring-shaped structure and are equidistantly arranged, and the lock sleeve is limited and locked in the limiting grooves.
As a further aspect of the present invention: the butt joint sleeve is connected to the bottom of the perforating gun barrel through the screwed threads inside the butt joint sleeve in a screwed mode, the bottom of the butt joint sleeve is provided with a shrinkage sleeve of a circular truncated cone-shaped structure, and the center of the butt joint sleeve is provided with a hexagonal clamping groove.
As a further aspect of the present invention: and a wear-resistant layer is arranged outside the lengthened pipe, the perforating gun barrel and the telescopic pipe, and an insulating layer is arranged on the side wall of the inner cavity of the lengthened pipe, the perforating gun barrel and the telescopic pipe.
The utility model has the advantages that:
1) the diameter of the lengthened pipe is equal to that of the perforating gun barrel, butt joint screw holes are concavely formed in the upper end and the lower end of the lengthened pipe and the top end of the perforating gun barrel, screw rods are vertically welded and fixed to the upper end and the lower end of the connecting seat, and the screw rods are screwed and locked in the butt joint screw holes, so that a worker can integrally connect and lengthen the lengthened pipe and the perforating gun barrel through the connecting seat when the overall length of the perforating gun barrel is insufficient;
2) perforating bullet connecting holes are formed in the side walls of the lengthening tube, the perforating gun barrel and the telescopic tube, the perforating bullet connecting holes are communicated with the cavity inside the perforating bullet connecting holes and are distributed unevenly, and perforating bullets can be connected with the perforating gun barrel through the perforating bullet connecting holes;
3) the bottom of the perforating gun barrel is provided with a lock sleeve, the side wall of the telescopic pipe is provided with 12 limiting grooves which are in a circular ring structure and are arranged at equal intervals, and the lock sleeve is limited and locked in the limiting grooves, so that a worker can properly adjust the overall length between the perforating gun barrel and the telescopic pipe through the limiting effect of the limiting grooves;
4) the butt joint sleeve is connected to the bottom of the perforating gun barrel through the screwed threads inside the butt joint sleeve in a screwed mode, the bottom of the butt joint sleeve is provided with a contraction sleeve in a circular truncated cone-shaped structure, and the center of the butt joint sleeve is provided with a hexagonal clamping groove, so that a worker can be clamped with the hexagonal clamping groove through a wrench to rotate the butt joint sleeve and extrude the lock sleeve to contract through the contraction sleeve, and the perforating gun barrel and the telescopic pipe are quickly locked;
5) the outside of extension pipe, perforation gun barrel, flexible pipe is provided with the one deck wearing layer to all be provided with the one deck insulating layer on the lateral wall of its inside cavity, avoid when transferring this perforation gun barrel through the wearing layer, barrel and preformed hole lateral wall wearing and tearing damage.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the connection seat of the present invention;
FIG. 3 is a schematic view of the overall connection structure of the docking sleeve of the present invention;
FIG. 4 is a schematic view of the connection and detachment structure of the present invention;
fig. 5 is a schematic view of the cross-sectional structure of the present invention.
In the figure: 1. lengthening pipe, 2, perforating gun barrel, 3, telescopic pipe, 4, perforating bullet connecting hole, 5, connecting seat, 6, screw rod, 7, butt joint screw hole, 8, butt joint sleeve, 9, hexagonal clamping groove, 10, shrink sleeve, 11, lock sleeve, 12, limiting groove, 13, wear-resisting layer, 14 and insulating layer.
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 work belong to the protection scope of the present invention.
Example one
Referring to fig. 1-5, a perforating gun barrel assembly for pump perforation includes:
the fixing mechanism is composed of an elongated tube 1, a perforating gun barrel 2 and a telescopic tube 3, wherein the elongated tube 1 is fixedly connected to the top end of the perforating gun barrel 2, a cylindrical cavity with the diameter larger than that of the telescopic tube 3 is formed inside the perforating gun barrel 2, and the telescopic tube 3 is connected to the cavity of the perforating gun barrel 2 and is located at the bottom of the perforating gun barrel 2;
the connecting mechanism is composed of a connecting seat 5 and a butt joint sleeve 8, the connecting mechanism is connected to the fixing mechanism, the connecting seat 5 is fixedly connected between the lengthened pipe 1 and the perforating gun barrel 2, and the butt joint sleeve 8 is fixedly connected between the perforating gun barrel 2 and the telescopic pipe 3.
The embodiment of the utility model provides an in, the diameter of extension pipe 1 equals with perforation gun barrel 2 to be the indent formula at the upper and lower both ends of extension pipe 1 and the top of perforation gun barrel 2 and be provided with butt joint screw 7, the vertical welded fastening in upper and lower both ends of connecting seat 5 has screw rod 6, and screw rod 6 revolves to twist the locking in butt joint screw 7, makes the staff can be when this perforation gun barrel's overall length is not enough, can be connected extension with extension pipe 1 and perforation gun barrel wholly through connecting seat 5.
The embodiment of the utility model provides an in, all be provided with perforating bullet connecting hole 4 on the lateral wall of extension pipe 1, perforating gun barrel 2, flexible pipe 3, perforating bullet connecting hole 4 link up rather than inside cavity to all be uneven distribution, make the perforating bullet be connected with this perforating gun barrel through perforating bullet connecting hole 4.
Example two
Referring to fig. 1-5, a perforating gun barrel assembly for pump perforation includes:
the fixing mechanism is composed of an elongated tube 1, a perforating gun barrel 2 and a telescopic tube 3, wherein the elongated tube 1 is fixedly connected to the top end of the perforating gun barrel 2, a cylindrical cavity with the diameter larger than that of the telescopic tube 3 is formed inside the perforating gun barrel 2, and the telescopic tube 3 is connected to the cavity of the perforating gun barrel 2 and is located at the bottom of the perforating gun barrel 2;
the connecting mechanism is composed of a connecting seat 5 and a butt joint sleeve 8, the connecting mechanism is connected to the fixing mechanism, the connecting seat 5 is fixedly connected between the lengthened pipe 1 and the perforating gun barrel 2, and the butt joint sleeve 8 is fixedly connected between the perforating gun barrel 2 and the telescopic pipe 3.
The embodiment of the utility model provides an in, the bottom of perforating gun barrel 2 is provided with lock sleeve 11, is provided with spacing groove 12 on the lateral wall of flexible pipe 3, and spacing groove 12 is the ring annular structure and the equidistance is provided with 12, and the spacing locking of lock sleeve 11 makes the staff can suitably adjust the whole length between perforating gun barrel 2, the flexible pipe 3 through the limiting displacement of spacing groove 12 in spacing groove 12.
The embodiment of the utility model provides an in, the butt joint cover 8 revolves soon through its inside wrong screwed screw and connects in the bottom of perforating gun barrel 2 to be provided with the shrink cover 10 of round platform column structure in the bottom of butt joint cover 8, and the center department of butt joint cover 8 is provided with hexagon draw-in groove 9, makes the staff can pass through spanner and hexagon draw-in groove 9 joint, and then rotates butt joint cover 8, and extrudes the shrink of lock sleeve 11 through shrink cover 10, and then locks perforating gun barrel 2, flexible pipe 3 fast.
The embodiment of the utility model provides an in, the outside of extension pipe 1, perforation gun barrel 2, flexible pipe 3 is provided with one deck wearing layer 13 to all be provided with one deck insulating layer 14 on the lateral wall of its inside cavity, avoid when transferring this perforation gun barrel through wearing layer 13, barrel and preformed hole lateral wall wearing and tearing damage.
The working principle is as follows: when using this perforation gun barrel subassembly, adjust perforation gun barrel 2 as required earlier, whole length between the flexible pipe 3, then with spanner and the locking of hexagon draw-in groove 9, and rotate butt joint cover 8 through the spanner, extrude the shrink 11 contractions of lock sleeve through shrink cover 10, make 11 locks in spacing groove 12 of lock sleeve, and then with perforation gun barrel 2, flexible pipe 3 locks and forms a unified whole, at perforation gun barrel 2, under the not enough condition of the whole length of flexible pipe 3, staff's accessible connecting seat 5 is connected extension pipe 1 and perforation gun barrel 2, and then realize carrying out whole extension to this perforation gun barrel.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. A perforating gun barrel assembly for pumped perforation, comprising:
the fixing mechanism is composed of an elongated tube (1), a perforating gun barrel (2) and a telescopic tube (3), the elongated tube (1) is fixedly connected to the top end of the perforating gun barrel (2), a cylindrical cavity with the diameter larger than that of the telescopic tube (3) is arranged inside the perforating gun barrel (2), and the telescopic tube (3) is connected to the cavity of the perforating gun barrel (2) and located at the bottom of the perforating gun barrel (2);
the connecting mechanism is composed of a connecting seat (5) and an abutting sleeve (8), the connecting mechanism is connected to the fixing mechanism, the connecting seat (5) is fixedly connected between the lengthened pipe (1) and the perforating gun barrel (2), and the abutting sleeve (8) is fixedly connected between the perforating gun barrel (2) and the telescopic pipe (3);
the bottom of the perforating gun barrel (2) is provided with a lock sleeve (11), the side wall of the telescopic pipe (3) is provided with limit grooves (12), the limit grooves (12) are of a circular ring structure and are equidistantly provided with 12, and the lock sleeve (11) is limited and locked in the limit grooves (12); the butt joint sleeve (8) is connected to the bottom of the perforating gun barrel (2) in a screwing mode through screwing threads in the butt joint sleeve (8), a contraction sleeve (10) of a circular truncated cone-shaped structure is arranged at the bottom of the butt joint sleeve (8), and a hexagonal clamping groove (9) is formed in the center of the butt joint sleeve (8).
2. A perforating gun barrel assembly for pump perforation as claimed in claim 1, wherein: the diameter of the lengthened pipe (1) is equal to that of the perforating gun barrel (2), butt joint screw holes (7) are arranged at the upper end and the lower end of the lengthened pipe (1) and at the top end of the perforating gun barrel (2) in an inwards concave mode, screw rods (6) are vertically welded and fixed at the upper end and the lower end of the connecting seat (5), and the screw rods (6) are screwed and locked in the butt joint screw holes (7).
3. A perforating gun barrel assembly for pump perforation as claimed in claim 1, wherein: the side walls of the lengthening pipe (1), the perforating gun barrel (2) and the telescopic pipe (3) are all provided with perforating bullet connecting holes (4), and the perforating bullet connecting holes (4) are communicated with the cavity inside the perforating bullet connecting holes and are all unevenly distributed.
4. A perforating gun barrel assembly for pump perforation as claimed in claim 1, wherein: the outer parts of the lengthening pipe (1), the perforating gun barrel (2) and the telescopic pipe (3) are provided with a wear-resistant layer (13), and the side walls of the inner cavity of the lengthening pipe are provided with an insulating layer (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220372955.XU CN217327276U (en) | 2022-02-23 | 2022-02-23 | Perforating gun barrel assembly for pumping perforation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220372955.XU CN217327276U (en) | 2022-02-23 | 2022-02-23 | Perforating gun barrel assembly for pumping perforation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217327276U true CN217327276U (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220372955.XU Active CN217327276U (en) | 2022-02-23 | 2022-02-23 | Perforating gun barrel assembly for pumping perforation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217327276U (en) |
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2022
- 2022-02-23 CN CN202220372955.XU patent/CN217327276U/en active Active
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