CN212054636U

CN212054636U - Blocking piece type composite perforator

Info

Publication number: CN212054636U
Application number: CN202020234376.XU
Authority: CN
Inventors: 王译舸; 李斌; 张文杰
Original assignee: Shaanxi Sanfeng Petroleum Technology Co ltd
Current assignee: Shaanxi Sanfeng Petroleum Technology Co ltd
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-12-01
Anticipated expiration: 2030-03-02

Abstract

The utility model discloses a plug-in sheet type composite perforator, which comprises a frame plate, wherein four corners of the bottom end of the frame plate are fixedly connected with support legs, the inner side of the frame plate is provided with a support plate, the central position of the support plate is vertically sheathed with a first screw rod, the bottom end of the first screw rod is rotationally connected with a mounting plate, two sides of the upper end of the mounting plate are fixedly connected with telescopic rods, the top ends of the two telescopic rods are fixedly connected with two sides of the bottom end of the support plate, the bottom end of the mounting plate is fixedly connected with a perforator body, the periphery of the support plate is respectively sheathed with a second screw rod, a first supporting rod, a third screw rod and a second supporting rod, two ends of the second screw rod, the first supporting rod, the third screw rod and the second supporting rod are rotationally connected with slide blocks, the inner walls at four sides of the frame plate are respectively provided with a first chute and a second chute, meanwhile, the driving depth of the perforator body can be conveniently controlled.

Description

Blocking piece type composite perforator

Technical Field

The utility model relates to a compound perforator of jam piece formula belongs to oil development mechanical equipment technical field.

Background

Perforation is an operation that a special energy-gathering material enters a preset horizon of a borehole to perform explosion perforation to allow fluid in underground strata to enter the perforation, is generally applied to oil-gas fields and coal fields, and is sometimes applied to the exploitation of water sources. Shaped-charge perforators are commonly used in most oil fields, bullet-type perforators have been used historically in perforating, and water-flow perforators have been used by some large oil companies abroad. A procedure before oil testing. The perforating gun is lowered to a preset depth, and the casing and the cement sheath at the target layer are ejected by the perforation to form a communicating pore canal from the stratum to the shaft, so that operations such as oil extraction, gas production and the like are facilitated. Selecting proper perforation process according to the characteristics of oil layer and fluid, formation damage condition, casing program and oil field production condition, wherein the process can be divided into positive pressure process and negative pressure process, and the perforation with liquid column pressure higher than formation pressure by using high-density perforating fluid is positive pressure perforation; and reducing the liquid level of the shaft to a certain depth, and forming a perforation which is lower than the formation pressure and establishes proper negative pressure, namely a negative pressure perforation. The method is divided into cable conveying and oil pipe conveying perforation according to a transmission mode, and the oil pipe conveying perforation is more and more widely used from the technical process trend.

When the existing perforator is used for perforation, the position of the existing perforator cannot be conveniently adjusted according to actual conditions, and meanwhile, the extending length of the perforator cannot be conveniently controlled, so that the operation is troublesome, and the perforation efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound perforator of jam formula to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a compound perforator of blanking plate formula, includes the deckle board, the equal fixedly connected with stabilizer blade in deckle board bottom four corners, the deckle board inboard is equipped with the backup pad, the backup pad central point puts perpendicular cover and is equipped with first screw rod, first screw rod bottom is rotated and is connected with the mounting panel, the equal fixedly connected with telescopic link in mounting panel upper end both sides, two the equal fixed connection in backup pad bottom both sides in telescopic link top, mounting panel bottom fixedly connected with perforator body, the backup pad is overlapped respectively all around and is equipped with second screw rod, first branch, third screw rod and second branch, second screw rod, first branch, third screw rod and second branch both ends are all rotated and are connected with the slider, the inner wall of four sides of deckle board is equipped with first spout and second spout respectively, and is a plurality of the slider respectively with two first spouts and two second spout sliding connection.

Preferably, the first screw rod is in threaded connection with the supporting plate, and the end part of the top end of the first screw rod is fixedly connected with a handle.

Preferably, the cross sections of the first sliding grooves and the two second sliding grooves are both designed to be in a convex shape, and the side areas of the sliding blocks are larger than the groove opening areas of the two first sliding grooves and the two second sliding grooves.

Preferably, the second screw and the third screw are both in threaded connection with the support plate, and the first support rod and the second support rod are both in sliding connection with the support plate.

Preferably, the second screw and the first support rod are parallel to each other and located on the same horizontal plane, and the third screw and the second support rod are parallel to each other and located on the same horizontal plane.

Preferably, the horizontal height between the second screw and the first support rod is greater than the horizontal height between the third screw and the second support rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a rotation handle drives first screw rod and rotates, because first screw rod and backup pad threaded connection, consequently can highly adjust the mounting panel, and then can adjust the height of perforator body, conveniently controls the degree of depth of squeezing into of perforator body to satisfy the actual demand.

2. The utility model discloses rotate second screw rod or third screw rod, can make the backup pad remove on the horizontal plane to can carry out the fine adjustment to the position of perforator body, guarantee the accuracy nature of perforation, satisfy actual need.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the structure of the A-A surface of the present invention;

FIG. 3 is a schematic structural view of the frame plate of the present invention;

fig. 4 is an enlarged schematic view of the structure at B of the present invention.

In the figure: 1. a handle; 2. a first screw; 3. a support plate; 4. a second screw; 5. a frame plate; 6. a support leg; 7. a second support bar; 8. a third screw; 9. a telescopic rod; 10. a slider; 11. a perforator body; 12. a first support bar; 13. a first chute; 14. a second chute; 15. and (7) mounting the plate.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a plug-type composite perforator comprises a frame plate 5, wherein four corners of the bottom end of the frame plate 5 are fixedly connected with support legs 6, a support plate 3 is arranged on the inner side of the frame plate 5, a first screw rod 2 is vertically sleeved at the center of the support plate 3, the bottom end of the first screw rod 2 is rotatably connected with a mounting plate 15, two sides of the upper end of the mounting plate 15 are fixedly connected with telescopic rods 9, the top ends of the two telescopic rods 9 are fixedly connected with two sides of the bottom end of the support plate 3, a perforator body 11 is fixedly connected with the bottom end of the mounting plate 15, the periphery of the support plate 3 is respectively sleeved with a second screw rod 4, a first support rod 12, a third screw rod 8 and a second support rod 7, two ends of the second screw rod 4, the first support rod 12, the third screw rod 8 and the second support rod 7 are rotatably connected with sliders 10, the inner walls on four sides of the frame plate 5 are respectively provided, the driving depth of the perforator body 11 is controlled by controlling the height of the perforator body 11 through the first screw 2, and the support plate 3 can move on the horizontal plane through the second screw 4 and the third screw 8, so that the position of the perforator body 11 is finely adjusted, perforating accuracy is guaranteed, and actual requirements are met.

The second screw rod 4 and the first support rod 12 are parallel to each other and are positioned on the same horizontal plane, the third screw rod 8 and the second support rod 7 are parallel to each other and are positioned on the same horizontal plane, the support plate 3 can move on the horizontal plane, the horizontal height of the second screw rod 4 and the first support rod 12 is larger than the horizontal height of the third screw rod 8 and the second support rod 7, so that the second screw rod 4 and the third screw rod 8 cannot interfere with each other, the cross sections of the two first chutes 13 and the two second chutes 14 are both in a convex shape, the side areas of the plurality of sliders 10 are larger than the notch areas of the two first chutes 13 and the two second chutes 14, the plurality of sliders 10 are prevented from sliding off, the plurality of sliders 10 can normally slide, the first screw rod 2 is in threaded connection with the support plate 3, the end part of the top end of the first screw rod 2 is fixedly connected with the handle 1, the first screw rod 2 is driven to, second screw rod 4 and third screw rod 8 all with backup pad 3 threaded connection, first branch 12 and second branch 7 all with backup pad 3 sliding connection, through rotating second screw rod 4 and third screw rod 8, make backup pad 3 can remove on the horizontal plane.

Specifically, the utility model discloses during the use, according to actual conditions, rotate second screw rod 4 and third screw rod 8, backup pad 3 removes on the horizontal plane, thereby can carry out the fine adjustment to the position of perforator body 11, guarantee the accuracy nature of perforation, rotate handle 1 again, handle 1 drives first screw rod 2 and rotates, because

first screw rod

2 and 3 threaded connection of backup pad, consequently can adjust the height of mounting panel 15, and then can adjust the height of perforator body 11, conveniently control the degree of depth of squeezing into of perforator body 11, in order to satisfy actual demand.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in 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.

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

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a compound perforator of blanking plate formula, includes framed panel (5), its characterized in that, framed panel (5) bottom four corners equal fixedly connected with stabilizer blade (6), framed panel (5) inboard is equipped with backup pad (3), backup pad (3) central point puts perpendicular cover and is equipped with first screw rod (2), first screw rod (2) bottom is rotated and is connected with mounting panel (15), the equal fixedly connected with telescopic link (9) in mounting panel (15) upper end both sides, two the equal fixed connection in backup pad (3) bottom both sides in telescopic link (9) top, mounting panel (15) bottom fixedly connected with perforator body (11), backup pad (3) are all around overlapped respectively and are equipped with second screw rod (4), first branch (12), third screw rod (8) and second branch (7), second screw rod (4), first branch (12), The two ends of the third screw (8) and the two ends of the second support rod (7) are rotatably connected with sliding blocks (10), the inner walls of the four sides of the frame plate (5) are respectively provided with a first sliding groove (13) and a second sliding groove (14), and the sliding blocks (10) are respectively in sliding connection with the two first sliding grooves (13) and the two second sliding grooves (14).

2. The plugged composite perforator of claim 1, wherein: the first screw rod (2) is in threaded connection with the supporting plate (3), and the end part of the top end of the first screw rod (2) is fixedly connected with the handle (1).

3. The plugged composite perforator of claim 1, wherein: the cross sections of the first sliding grooves (13) and the second sliding grooves (14) are both designed to be in a convex shape, and the side areas of the sliding blocks (10) are larger than the groove opening areas of the first sliding grooves (13) and the second sliding grooves (14).

4. The plugged composite perforator of claim 1, wherein: the second screw rod (4) and the third screw rod (8) are in threaded connection with the supporting plate (3), and the first supporting rod (12) and the second supporting rod (7) are in sliding connection with the supporting plate (3).

5. The plugged composite perforator of claim 1, wherein: the second screw (4) and the first supporting rod (12) are parallel to each other and located on the same horizontal plane, and the third screw (8) and the second supporting rod (7) are parallel to each other and located on the same horizontal plane.

6. The plugged composite perforator of claim 1, wherein: the horizontal height of the second screw (4) and the first support rod (12) is greater than the horizontal height of the third screw (8) and the second support rod (7).