CN115163012B

CN115163012B - Transmission perforation module gun

Info

Publication number: CN115163012B
Application number: CN202211087021.2A
Authority: CN
Inventors: 盛勇; 张帅; 马良柱; 赵丽娜; 寇小红
Original assignee: Jilin Shuanglin Perforator Equipment Co ltd
Current assignee: Jilin Shuanglin Perforator Equipment Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-11-18
Anticipated expiration: 2042-09-07
Also published as: CN115163012A

Abstract

The invention discloses a transmission perforating module gun, which belongs to the field of perforating guns and comprises a perforating gun group, wherein the perforating gun group comprises a perforating gun barrel and a perforating gun head, a cartridge frame is arranged in the perforating gun barrel, an upper positioning disc and a lower positioning disc are respectively clamped at two ends of the cartridge frame, a loading tray is clamped in the cartridge frame, perforating bullets are clamped in the loading holes, charges are sleeved outside the perforating bullets, and a plurality of detonation heads are connected through a detonation cable.

Description

Transmission perforation module gun

Technical Field

The invention relates to the field of perforating guns, in particular to a transmission perforating module gun.

Background

After the well is drilled in the petroleum production well, a piece of seamless steel pipe which is mutually connected is put into the well hole, namely, a casing pipe is put into the well hole, then cement is injected between the well wall and the casing pipe for well cementation, an oil layer, a gas layer and the well wall are sealed and isolated when the well cementation is finished, when oil extraction is required, a perforating gun provided with perforating bullets is put into the oil layer along the casing pipe, perforation is carried out towards the periphery, the casing pipe and the cement casing pipe are penetrated and injected into the oil layer, so that crude oil can flow into the casing pipe through the injected pore channel, namely, perforation operation is carried out; since the perforating gun needs to sequentially load perforating bullets, ammunitions and the like one by one on an inner ammunition frame before use and is connected through a detonating cord, the perforating gun cannot be loaded in a modularized mode, when secondary perforation needs to be carried out immediately after primary perforation is finished, the interval time of perforation is easily consumed by the existing loading mode, and the perforating efficiency is easily influenced, so that the existing perforating module gun is provided to solve the existing problems.

Disclosure of Invention

1. The technical problem to be solved is as follows:

aiming at the problems in the prior art, the invention aims to provide a transmission perforating module gun, which can realize that perforating charges, ammunition and a detonating cord in a cartridge carrier are pre-filled and connected through a filling tray, and an integral module consisting of the filling tray is realized, so that when a horse needs to perform secondary perforating after primary perforating is completed, the integral module can be directly placed in the cartridge carrier, the medicine changing and filling efficiency of the projectile gun is improved, continuous perforating is realized, the time for the horse to perform secondary perforating after the primary perforating is completed is saved, and the influence on perforating is avoided.

2. The technical scheme is as follows:

in order to solve the problems, the invention adopts the following technical scheme:

the utility model provides a transmission perforation module rifle, includes perforating gun group, perforating gun group one end is provided with the guide arm, perforating gun group includes perforating gun barrel and perforating gun head, the internal thread has all been seted up at perforating gun barrel inner wall both ends, guide arm one end with the external screw thread has all been seted up to perforating gun head one side periphery, guide arm one end with perforating gun head one side respectively with perforating gun barrel inner wall both ends threaded connection, the inside ammunition carrier that is provided with of perforating gun barrel, ammunition carrier both ends joint respectively has last positioning disk and lower positioning disk, just the ammunition carrier passes through go up the positioning disk with lower positioning disk with perforating gun barrel inner wall joint, the inside joint of ammunition carrier has the loading tray, just a plurality of filling hole has been seted up to loading tray inside, the inside joint of filling hole has the perforating bullet, the ammunition charge has been cup jointed in the perforating bullet outside, perforating bullet top fixed mounting has the firing head, a plurality of number the firing head is connected through the detonating cable.

Furthermore, draw-in grooves have all been seted up at ammunition rack both ends, the inside joint of draw-in groove has the retainer plate, just ammunition rack is inside to be separated for medicine frame one and medicine frame two through the partition groove.

Furthermore, a plurality of bullet shooting holes are formed in the ammunition rack corresponding to the plurality of filling holes, and a plurality of blind holes are formed in the perforating gun barrel corresponding to the plurality of bullet shooting holes.

Furthermore, one side of each of the upper positioning plate and the lower positioning plate is fixedly connected with a protection tube, the interiors of the two protection tubes are respectively communicated with the interiors of the upper positioning plate and the lower positioning plate, and two ends of the detonating cord are respectively penetrated through the interiors of the corresponding protection tubes.

Furthermore, the loading tray comprises a plurality of horizontal supporting plates and a plurality of vertical supporting plates, the vertical supporting plates are fixedly connected between the adjacent horizontal supporting plates, and the plurality of loading holes are respectively formed in the plurality of horizontal supporting plates and the plurality of vertical supporting plates.

Further, horizontal support plate with vertical layer board all is double-deck setting, just horizontal support plate with through spliced pole fixed connection between the double-deck of vertical layer board.

Furthermore, the filling tray is of a strip structure made of metal materials.

3. Has the advantages that:

compared with the prior art, the invention has the advantages that:

(1) According to the scheme, the perforating charges, the ammunition and the detonating cord in the ammunition frame can be pre-filled and connected through the filling tray, and an integral module consisting of the filling tray is realized, so that when secondary perforation is needed immediately after primary perforation is completed, the integral module can be directly placed in the ammunition frame, the explosive changing and filling efficiency of the projectile gun is improved, continuous perforation is realized, the time for secondary perforation needed immediately after primary perforation is completed is saved, and the influence on the perforation is avoided;

(2) This scheme, divide into two the ammunition frame is whole through separating the groove, be convenient for when the ammunition module of constituteing by loading the tray loads to ammunition frame inside, can directly place inside ammunition frame, and make things convenient for the perforating bullet, ammunition etc. aligns with the shooting hole, when preventing that the ammunition frame from loading the ammunition module of constituteing by loading the tray when overall structure to ammunition frame inside, the perforating bullet, ammunition etc. are not aligned with the projectile pore, improve the efficiency of loading, and improve the precision when loading, draw-in groove and retainer plate mutually support and can fix the ammunition frame one and the ammunition frame two that are divided into two, the convenience is assembled.

Drawings

FIG. 1 is a schematic view of a perforating gun assembly and guide bar mounting arrangement of the present invention;

FIG. 2 is a schematic illustration of a disassembled configuration of the perforating gun assembly of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic illustration of a disassembled structure of the ammunition cartridge of the present invention;

FIG. 5 is a schematic view of a disassembled loading tray of the present invention;

figure 6 is a schematic cross-sectional view of a perforating gun assembly of the present invention.

The numbering in the figures illustrates:

1. a perforating gun group; 2. a guide bar; 3. a perforating gun barrel; 301. blind holes; 4. an ammunition rack; 401. a card slot; 402. a fixed ring; 403. a separation tank; 404. shooting a bullet hole; 5. an upper positioning plate; 501. protecting the pipe; 6. a lower positioning plate; 7. filling the tray; 701. filling the hole; 702. a horizontal pallet; 703. a vertical pallet; 8. a perforating charge; 801. a detonation head; 9. ammunition; 10. a detonating cord; 11. and (4) a perforating gun head.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is to be understood that the embodiments described are merely exemplary embodiments, rather than exemplary embodiments, and that all other embodiments may be devised by those skilled in the art without departing from the scope of the present invention.

Example (b):

referring to fig. 1 to 6, a transmission perforating module gun includes a perforating gun group 1, one end of the perforating gun group 1 is provided with a guide rod 2, the perforating gun group 1 includes a perforating gun barrel 3 and a perforating gun head 11, both ends of the inner wall of the perforating gun barrel 3 are provided with internal threads, both ends of one end of the guide rod 2 and the periphery of one side of the perforating gun head 11 are provided with external threads, one end of the guide rod 2 and one side of the perforating gun head 11 are respectively in threaded connection with both ends of the inner wall of the perforating gun barrel 3, a cartridge carrier 4 is arranged inside the perforating gun barrel 3, both ends of the cartridge carrier 4 are respectively clamped with an upper positioning disk 5 and a lower positioning disk 6, the cartridge carrier 4 is clamped with the inner wall of the perforating gun barrel 3 through the upper positioning disk 5 and the lower positioning disk 6, a loading tray 7 is clamped inside the loading tray 4, a plurality of loading holes 701 are arranged inside the loading tray 701, a perforating charge 8 is clamped inside the loading hole 701, a cartridge 9 is sleeved outside the perforating charge 8, the top of the perforating charge 8 is fixedly provided with a cartridge 801, and a plurality of firing heads are connected through a firing cable 10; by clamping the loading tray 7 in the ammunition rack 4, perforating charges 8, ammunition 9 and detonating cord 10 can be conveniently and modularly loaded in advance through the loading tray 7 and directly placed in the ammunition rack 4, so that the loading efficiency is improved;

referring to fig. 2, 3, 4 and 6, the ammunition rack 4 is provided with clamping grooves 401 at both ends, a fixing ring 402 is clamped in the clamping groove 401, and the inside of the ammunition rack 4 is divided into a first ammunition rack and a second ammunition rack by a separating groove 403; the ammunition rack 4 is conveniently divided into two by the arranged separating groove 403, so that the ammunition rack 4 can be directly placed inside the ammunition rack 4 when an ammunition module consisting of the loading tray 7 is loaded into the ammunition rack 4, perforating bullets 8, ammunition 9 and the like are convenient to align with the ammunition shooting holes 404, the situation that the ammunition module consisting of the loading tray 7 is loaded into the ammunition rack 4 when the ammunition rack 4 is of an integral structure is avoided, the perforating bullets 8, the ammunition 9 and the like are not aligned with the ammunition shooting holes 404, the loading efficiency is improved, the precision during loading is improved, the clamping groove 401 and the fixing ring 402 are matched with each other, the divided ammunition rack I and the ammunition rack II can be fixed, and the assembly is convenient;

referring to fig. 1, 2, 4, 5 and 6, a plurality of projectile holes 404 are formed in the ammunition carrier 4 corresponding to the plurality of filling holes 701, and a plurality of blind holes 301 are formed in the perforating gun barrel 3 corresponding to the plurality of projectile holes 404; through the plurality of bullet shooting holes 404 and the plurality of blind holes 301, the perforating bullets 8 in the ammunition carrier 4 can be shot smoothly along the bullet shooting holes 404 and the blind holes 301 when being detonated, and can shoot through soil;

referring to fig. 2 and 6, one side of each of the upper positioning plate 5 and the lower positioning plate 6 is fixedly connected with a protection tube 501, the interiors of the two protection tubes 501 are respectively communicated with the interiors of the upper positioning plate 5 and the lower positioning plate 6, and two ends of the detonating cord 10 are respectively penetrated through the interiors of the corresponding protection tubes 501; the ammunition frame 4 is conveniently limited and mounted through the upper positioning plate 5 and the lower positioning plate 6, and the detonating cord 10 plays a role in connection, so that each perforating bullet 8 can be conveniently and smoothly detonated;

referring to fig. 4, 5 and 6, the loading tray 7 includes a plurality of horizontal supporting plates 702 and a plurality of vertical supporting plates 703, the plurality of vertical supporting plates 703 are fixedly connected between adjacent horizontal supporting plates 702, a plurality of loading holes 701 are respectively opened at the central positions inside the plurality of horizontal supporting plates 702 and the plurality of vertical supporting plates 703, the horizontal supporting plates 702 and the vertical supporting plates 703 are arranged in double layers, and the double layers of the horizontal supporting plates 702 and the vertical supporting plates 703 are fixedly connected through connecting columns; through the plurality of horizontal supporting plates 702 and the plurality of vertical supporting plates 703 arranged in the filling tray 7, the perforating bullets 8 and the ammunition 9 are conveniently installed, so that the perforating bullets 8 and the ammunition 9 are connected into a strip-shaped modular structure, and the perforating bullets 8 and the ammunition 9 are connected through the detonating cord 10, so that the filled ammunition parts can be assembled into a whole in advance, the time for sequentially assembling the perforating bullets 8, the ammunition 9 and the like on the ammunition frame 4 is saved, and the working efficiency is improved;

referring to fig. 4, the loading tray 7 is a strip-shaped structure made of a metal material; the structure strength is better, the corrosion resistance is realized, and the service life is prolonged;

when in use: firstly, a plurality of ammunition 9 are respectively sleeved on the outer sides of a plurality of perforating bullets 8, then a plurality of ammunition 9 and the perforating bullets 8 are respectively clamped in corresponding filling trays 7 to form a plurality of filling holes 701, and top detonating heads 801 of the perforating bullets 8 are connected through detonating cables 10, at this time, filling of an ammunition module consisting of the filling trays 7 is completed, then the ammunition module consisting of the filling trays 7 is placed in a divided-into-two ammunition frame 4, the divided-into-two ammunition frame I and the divided-into-two ammunition frame II are fixed through mutual matching of clamping grooves 401 and fixing rings 402, the ammunition module consisting of the filling trays 7 is filled into the ammunition frame 4, in the filling process, the positions of the ammunition 9 and the perforating bullets 8 are adjusted, a plurality of quasi-perforating bullet holes 404 and a plurality of blind holes 301 are detonated, and the ammunition 8 in the ammunition frame 4 can be shot along the bullet holes 404 and the blind holes 301 conveniently and smoothly penetrate through the ammunition 8; then the upper positioning disc 5 and the lower positioning disc 6 are respectively clamped at two ends of the ammunition carrier 4, the detonating cord 10 is led out through the protective tube 501, the upper positioning disc 5, the lower positioning disc 6 and the ammunition carrier 4 are placed into the perforating gun barrel 3 together, the guide rod 2 and the perforating gun head 11 are installed at two ends of the perforating gun barrel 3, the detonating cord 10 is connected with the controller, and the perforating gun group 1 can extend into the soil layer through the guide rod 2 to detonate and perforate; after once perforating is accomplished, can load in advance and connect the ammunition module of constituteing by filling tray 7, this moment when the secondary perforation, only need take out ammunition carrier 4, will load in advance and connect the good ammunition module of constituteing by filling tray 7 and directly place inside ammunition carrier 4, can accomplish the ammunition of this perforation module rifle and load, improve the filling efficiency, practice thrift the time interval between twice perforation, improve perforation efficiency.

The foregoing is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto, and any person skilled in the art should be construed as including equivalents and modifications within the technical scope of the present invention.

Claims

1. A transfer perforating module gun comprising a perforating gun cluster (1), characterized in that: the perforating gun comprises a perforating gun group (1), wherein one end of the perforating gun group (1) is provided with a guide rod (2), the perforating gun group (1) comprises a perforating gun barrel (3) and a perforating gun head (11), two ends of the inner wall of the perforating gun barrel (3) are provided with internal threads, the periphery of one end of the guide rod (2) and one side of the perforating gun head (11) are provided with external threads, one end of the guide rod (2) and one side of the perforating gun head (11) are respectively in threaded connection with two ends of the inner wall of the perforating gun barrel (3), a cartridge carrier (4) is arranged inside the perforating gun barrel (3), two ends of the cartridge carrier (4) are respectively clamped with an upper positioning disc (5) and a lower positioning disc (6), the cartridge carrier (4) is clamped with a filling tray (7) inside, the filling tray (7) is provided with a plurality of filling holes (701) inside, the filling holes (701) are clamped with sleeved charges (8), the outer side of the cartridge carrier (8) is fixedly provided with a plurality of detonating cables (801), and the top of the detonating guns (801) is connected with a plurality of charges (10);

the filling tray (7) comprises a plurality of horizontal supporting plates (702) and a plurality of vertical supporting plates (703), the vertical supporting plates (703) are fixedly connected between the adjacent horizontal supporting plates (702), and a plurality of filling holes (701) are respectively formed in the center positions of the interiors of the horizontal supporting plates (702) and the vertical supporting plates (703);

the horizontal supporting plate (702) and the vertical supporting plate (703) are arranged in a double-layer mode, and the horizontal supporting plate (702) and the vertical supporting plate (703) are fixedly connected through a connecting column.

2. The gun of claim 1, wherein: clamping grooves (401) are formed in two ends of the ammunition rack (4), a fixing ring (402) is clamped in the clamping grooves (401), and the inside of the ammunition rack (4) is divided into a first medicine rack and a second medicine rack through a separating groove (403).

3. The gun of claim 1, wherein: a plurality of bullet shooting holes (404) are formed in the ammunition rack (4) corresponding to the plurality of filling holes (701), and a plurality of blind holes (301) are formed in the perforating gun barrel (3) corresponding to the plurality of bullet shooting holes (404).

4. The gun of claim 1, wherein: and one sides of the upper positioning disk (5) and the lower positioning disk (6) are fixedly connected with protective tubes (501), the interiors of the two protective tubes (501) are respectively communicated with the interiors of the upper positioning disk (5) and the lower positioning disk (6), and two ends of the detonating cord (10) are respectively penetrated through the interiors of the corresponding protective tubes (501).

5. The transmissive perforating module gun of claim 1, wherein: the filling tray (7) is of a strip structure made of metal materials.