CN212479113U

CN212479113U - Spring sleeve for petroleum well completion

Info

Publication number: CN212479113U
Application number: CN202021134604.2U
Authority: CN
Inventors: 张洁; 苏明; 徐盛林; 易亮亮
Original assignee: Jingzhou Hengji Petroleum Machinery Co ltd
Current assignee: Jingzhou Hengji Petroleum Machinery Co ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-02-05
Anticipated expiration: 2030-06-18

Abstract

The utility model belongs to the technical field of mining tool technique and specifically relates to a spring housing for oil well completion, including spring pipe and fixed adapter sleeve and the connecting plug that sets up at spring pipe both ends, the spring housing is formed by many spring pipe concatenations of taking adapter sleeve and connecting plug. The utility model discloses in, through set up adapter sleeve and connecting plug respectively at the spring pipe both ends, many take interconnect between adapter sleeve and the connecting plug to constitute the spring housing, every section spring pipe can independently dismantle the installation, when the spring pipe damages, but quick replacement saves the use cost of spring housing, and simultaneously, set up two sets of permanent magnet pieces in the connecting plug of spring pipe, the repulsion force of two sets of permanent magnet pieces can effectually push up the shell fragment outward, avoid the malfunctioning problem of shell fragment that long-time use leads to, suitable using widely.

Description

Spring sleeve for petroleum well completion

Technical Field

The utility model relates to a mining tool technical field specifically is a spring housing for oil well completion.

Background

Most of spring sleeves for the oil well completion envelope wires in the existing market are integrally formed protective sleeves, and the whole spring sleeve needs to be replaced after being damaged, so that great waste is caused, and therefore the spring sleeve for the oil well completion is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spring housing for oil well completion, through set up adapter sleeve and connecting plug respectively at the spring pipe both ends, many mutual couplings can constitute the spring housing between taking adapter sleeve and the connecting plug, every section spring pipe can independently dismantle the installation, when the spring pipe damages, but quick replacement, save the use cost of spring housing, and simultaneously, set up two sets of permanent magnet pieces in the connecting plug of spring pipe, the repulsion force of two sets of permanent magnet pieces can effectually push up the shell fragment outward, avoid the malfunctioning problem of shell fragment that long-time use leads to, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a spring sleeve for petroleum well completion comprises a spring pipe, connecting sleeves and connecting plugs which are fixedly arranged at two ends of the spring pipe, the spring sleeve is formed by splicing a plurality of spring pipes with the connecting sleeves and the connecting plugs, the upper side and the lower side of the connecting plug are both provided with connecting grooves, the connecting grooves are internally provided with elastic sheets, the right ends of the elastic sheets are fixedly connected with the right ends of the connecting grooves, a clamping plate is fixedly arranged at the top of the left end of the elastic sheet, an inner sleeve is fixedly sleeved in the connecting plug, a placing groove which is gradually inclined inwards from right to left is arranged at the position of the inner sleeve corresponding to the connecting groove, a permanent magnet sheet is embedded at the left end of the placing groove, the inner side of the left end of the elastic sheet is fixedly provided with a permanent magnet sheet, the magnetic property of the permanent magnet sheet on the elastic sheet is the same as that of the binding surface of the permanent magnet sheet in the placing groove, the upper side panel and the lower side panel of the connecting sleeve are respectively provided with a clamping position opening, and the connecting plug is inserted into the connecting sleeve and is clamped into the clamping position openings through the clamping plate to be fixedly connected with the connecting sleeve.

Preferably, the clamping plate top left end is the slope of taking the radian, and this slope left end and shell fragment laminating, clamping plate right-hand member side is provided with the draw-in groove of indent.

Preferably, the side length and the side width of the elastic sheet are the same as the size of the connecting groove.

Preferably, the concave depth of the left end of the placing groove is the same as the thickness of the clamping plate.

Preferably, the diameter of the inner wall of the connecting sleeve is the same as the diameter of the outer wall of the connecting plug.

Compared with the prior art, the beneficial effects of the utility model are that: through set up adapter sleeve and connecting plug respectively at the spring pipe both ends, many take interconnect between adapter sleeve and the connecting plug to constitute the spring housing, every section spring pipe can independently dismantle the installation, when the spring pipe damages, but quick replacement, save the use cost of spring housing, simultaneously, set up two sets of permanent magnet pieces in the connecting plug of spring pipe, the repulsion force of two sets of permanent magnet pieces can effectually push up the shell fragment outward, avoid the malfunctioning problem of shell fragment that long-time use leads to, suitable using widely.

Drawings

FIG. 1 is a schematic view of the overall structure of a spring housing for oil well completion according to the present invention;

fig. 2 is a schematic view of the spring sleeve connection plug structure for oil well completion of the present invention.

In the figure: 1. a spring tube; 2. connecting sleeves; 3. a connecting plug; 4. a spring plate; 5. a position clamping port; 6. a clamping plate; 7. an inner sleeve; 8. permanent magnet pieces; 9. and (6) placing the groove.

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. 1-2, the present invention provides a technical solution:

a spring sleeve for petroleum well completion comprises a spring pipe 1, connecting sleeves 2 and connecting plugs 3 which are fixedly arranged at two ends of the spring pipe 1, the spring sleeve is formed by splicing a plurality of spring pipes 1 with the connecting sleeves 2 and the connecting plugs 3, connecting grooves are respectively arranged at the upper side and the lower side of each connecting plug 3, an elastic sheet 4 is arranged in each connecting groove, the right end of each elastic sheet 4 is fixedly connected with the right end of each connecting groove, a clamping plate 6 is fixedly arranged at the top of the left end of each elastic sheet 4, an inner sleeve 7 is fixedly sleeved in each connecting plug 3, a placing groove 9 which is gradually inclined inwards from right to left is arranged in each inner sleeve 7 corresponding to each connecting groove, a permanent magnet sheet 8 is embedded at the left end of each placing groove 9, a permanent magnet sheet 8 is fixedly arranged at the inner side of the left end of each elastic sheet 4, the permanent magnet sheets 8 on each elastic sheet 4 are the same in magnetism as the, the connecting plug 3 is inserted into the connecting sleeve 2 and is clamped into the clamping position opening 5 through the clamping plate 6 to be fixedly connected with the connecting sleeve 2.

Wherein, 6 top left ends of screens board are the slope of taking the radian, and this slope left end is laminated with

shell fragment

4, and 6 right-hand member sides of screens board are provided with the draw-in groove of indent.

Wherein, the side length and the side width of the elastic sheet 4 are the same as the size of the connecting groove.

Wherein, the concave depth of the left end of the placing groove 9 is the same as the thickness of the clamping plate 6.

Wherein, the diameter of the inner wall of the connecting sleeve 2 is the same as that of the outer wall of the connecting plug 3.

The working principle is as follows: through set up adapter sleeve and connecting plug respectively at the spring pipe both ends, many take interconnect between adapter sleeve and the connecting plug to constitute the spring housing, every section spring pipe can independently dismantle the installation, when the spring pipe damages, but quick replacement, save the use cost of spring housing, simultaneously, set up two sets of permanent magnet pieces in the connecting plug of spring pipe, the repulsion force of two sets of permanent magnet pieces can effectually push up the shell fragment outward, avoid the malfunctioning problem of shell fragment that long-time use leads to, suitable using widely.

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 spring housing for oil well completion, includes spring pipe (1) and fixed adapter sleeve (2) and connecting plug (3) that set up at spring pipe (1) both ends, its characterized in that: the spring sleeve is formed by splicing a plurality of spring tubes (1) with connecting sleeves (2) and connecting plugs (3), connecting grooves are formed in the upper side and the lower side of each connecting plug (3), elastic sheets (4) are arranged in the connecting grooves, the right ends of the elastic sheets (4) are fixedly connected to the right ends of the connecting grooves, a clamping plate (6) is fixedly arranged at the top of the left end of each elastic sheet (4), an inner sleeve (7) is fixedly sleeved in each connecting plug (3), a placing groove (9) which is gradually inclined inwards from the right side to the left side is arranged in the position, corresponding to the connecting grooves, of the inner sleeve (7), permanent magnet sheets (8) are embedded in the left end of each placing groove (9), permanent magnet sheets (8) are fixedly arranged on the inner side of the left end of each elastic sheet (4), the permanent magnet sheets (8) on each elastic sheet (4) are the same as the bonding faces, all be provided with screens mouth (5) on the upper and lower both sides board of adapter sleeve (2), connecting plug (3) insert in adapter sleeve (2) through screens board (6) card go into in screens mouth (5) with adapter sleeve (2) fixed connection.

2. The spring housing for oil completion according to claim 1, wherein: the left end of the top of the clamping plate (6) is a slope with a radian, the left end of the slope is attached to the elastic sheet (4), and the side edge of the right end of the clamping plate (6) is provided with an inwards concave clamping groove.

3. The spring housing for oil completion according to claim 1, wherein: the side length and the side width of the elastic sheet (4) are the same as the size of the connecting groove.

4. The spring housing for oil completion according to claim 1, wherein: the concave depth of the left end of the placing groove (9) is the same as the thickness of the clamping plate (6).

5. The spring housing for oil completion according to claim 1, wherein: the diameter of the inner wall of the connecting sleeve (2) is the same as that of the outer wall of the connecting plug (3).