CN211173993U

CN211173993U - Novel sucker rod corrosion preventer

Info

Publication number: CN211173993U
Application number: CN202021243398.9U
Authority: CN
Inventors: 李江波; 胡国富; 赵玉刚
Original assignee: Shengli Fanland Oil Equipment Co ltd
Current assignee: Shengli Fanland Oil Equipment Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2020-08-04
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a novel sucker rod corrosion inhibitor, including the sucker rod body, the outer wall cover of sucker rod body is equipped with the corrosion inhibitor structure, the corrosion inhibitor structure includes semi-cylindrical one and semi-cylindrical two, arc wall one has all been seted up to semi-cylindrical one's top and bottom. This novel sucker rod corrosion inhibitor, through the corrosion inhibitor structure, a semicircle tube one, an arc wall one, the butterfly bolt, a connecting plate one, a connecting plate two, an arc wall two, a semicircle tube two, the screw hole, use on the cooperation of lug and recess, when using the sucker rod body, the corrosion inhibitor structure has been cup jointed on the outer wall of sucker rod body, the corrosion inhibitor structure protects the long tube portion of sucker rod body, be favorable to preventing the anticorrosive paint layer on the sucker rod body from being destroyed, simultaneously, the mode of adopting the bolt installation is installed and removed the corrosion inhibitor structure, thereby can install and remove the use to the corrosion inhibitor structure fast.

Description

Novel sucker rod corrosion preventer

Technical Field

The utility model relates to a sucker rod field specifically is a novel sucker rod corrosion inhibitor.

Background

The sucker rod is a slender rod piece of the pumping well, and is connected with a polished rod at the upper part and an oil well pump at the lower part to play a role in transmitting power. The sucker rod is a slender rod piece of the pumping well, and is connected with a polished rod at the upper part and an oil well pump at the lower part to play a role in transmitting power.

When the sucker rod is used, the anticorrosive paint on the outer wall of the sucker rod is easy to damage, so that the anticorrosive performance of the sucker rod is reduced sharply, the service life of the sucker rod is greatly shortened, and therefore the novel sucker rod anticorrosive device for the sucker rod is specially provided, protects the sucker rod, avoids the damage of the anticorrosive paint, and prolongs the service life of the sucker rod.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel sucker rod corrosion inhibitor to solve the problem of proposing 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 novel sucker rod corrosion inhibitor, includes the sucker rod body, the outer wall cover of sucker rod body is equipped with the corrosion inhibitor structure, the corrosion inhibitor structure includes half cylinder one and half cylinder two, arc wall one has all been seted up to the top and the bottom of half cylinder one, the equal welded mounting in both sides of half cylinder outer wall has connecting plate one, screw fixedly connected with butterfly bolt that connecting plate one was seted up through it, the both sides of half cylinder inner wall are all seted up flutedly, two tops of half cylinder and bottom are all run through and have been seted up arc wall two, the equal fixed mounting in both sides of two inner walls of half cylinder has the lug with recess looks adaptation, the equal welded mounting in both sides of two outer walls of half cylinder has connecting plate two, run through on the connecting plate two and set up the screw hole with butterfly bolt looks adaptation.

As a further aspect of the present invention: a first sealing layer is bonded inside the first arc-shaped groove, and a second sealing layer is bonded on the inner wall of the second arc-shaped groove.

As a further aspect of the present invention: the inner wall of the groove is bonded with a first buffer structure.

As a further aspect of the present invention: the inner wall of a half cylinder I is equidistance fixed mounting and has a plurality of buffer structure I, the inner wall of a half cylinder II is equidistance fixed mounting and has a plurality of buffer structure II, and the structure size of buffer structure II and buffer structure I is all unanimous.

As a further aspect of the present invention: the buffer structure I comprises a rubber layer I, an arc-shaped seat is bonded on the inner surface of the rubber layer I, and a rubber layer II is bonded on the inner surface of the arc-shaped seat.

As a further aspect of the present invention: and the outer walls of the first half cylinder and the second half cylinder are both provided with anticorrosive paint.

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

1. The utility model discloses a corrosion inhibitor structure, a half cylinder, an arc wall, the butterfly bolt, a connecting plate two, an arc wall two, a half cylinder two, the screw hole, use in the cooperation of lug and recess, when using the sucker rod body, the corrosion inhibitor structure has been cup jointed on the outer wall of sucker rod body, the long tube portion of sucker rod body is protected to the corrosion inhibitor structure, be favorable to preventing the anticorrosive paint layer on the sucker rod body from being destroyed, and simultaneously, the mode of adopting the bolt installation is installed and removed the corrosion inhibitor structure, thereby can install and remove the use to the corrosion inhibitor structure fast, and the butterfly bolt need not appurtenance and can twist and move its rotation, further slowed down the degree of difficulty of installing and removing to the corrosion inhibitor structure.

2. The utility model discloses a sealing layer one, sealing layer two is used with the cooperation of sealing layer three, when installing the corrosion inhibitor structure, sealing layer one closely laminates with the outer wall of sealing layer two and sucker rod body, be favorable to preventing liquid from the inside of the both ends infiltration arc wall two of corrosion inhibitor structure, and simultaneously, the lug is after getting into the recess is inside, can cause the extrusion to the recess, be favorable to preventing liquid from the inside of the kneck infiltration corrosion inhibitor structure of a semicircle section of thick bamboo one and a semicircle section of thick bamboo two, the holistic leakproofness of corrosion inhibitor structure is strong, the inside of the unable infiltration corrosion inhibitor structure of liquid, further be favorable to preventing that the sucker rod body from being corroded and damaged, be favorable to prolonging the life of sucker rod body.

3. This practicality is used through the cooperation of buffer structure one, buffer structure two, rubber layer one, arc seat and rubber layer two, and the back is good in the anticorrosive ware structrual installation, and the sucker rod body can press from both sides between buffer structure one and buffer structure two, and the impact strength that buffer structure one and buffer structure two on can receive the anticorrosive ware structure absorbs the elimination to reduce the damage that the impact led to the fact the sucker rod body.

Drawings

FIG. 1 is a schematic structural view of a novel sucker rod corrosion preventer;

FIG. 2 is a schematic view of a separating structure of a corrosion inhibitor structure in the novel sucker rod corrosion inhibitor;

Fig. 3 is a schematic structural diagram of a buffer structure I in the novel sucker rod corrosion preventer.

In the figure: the sucker rod comprises a sucker rod body 1, a corrosion inhibitor structure 2, a first semi-cylinder 3, a first arc-shaped groove 4, a first sealing layer 5, a first buffer structure 6, a butterfly bolt 7, a first connecting plate 8, a second connecting plate 9, a second buffer structure 10, a second sealing layer 11, a second arc-shaped groove 12, a second semi-cylinder 13, a threaded hole 14, a bump 15, a third sealing layer 16, a groove 17, a first rubber layer 18, an arc-shaped seat 19 and a second rubber layer 20.

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. 1-3, in the embodiment of the present invention, a novel sucker rod corrosion inhibitor comprises a sucker rod body 1, a corrosion inhibitor structure 2 is sleeved on the outer wall of the sucker rod body 1, the corrosion inhibitor structure 2 comprises a first half cylinder 3 and a second half cylinder 13, an arc-shaped groove 4 is formed on the top and the bottom of the first half cylinder 3, a first connecting plate 8 is welded on both sides of the outer wall of the first half cylinder 3, a butterfly bolt 7 is fixedly connected to the first connecting plate 8 through a screw hole formed thereon, a groove 17 is formed on both sides of the inner wall of the first half cylinder 3, an arc-shaped groove 12 is formed on both the top and the bottom of the second half cylinder 13, a projection 15 adapted to the groove 17 is fixedly mounted on both sides of the inner wall of the second half cylinder 13, a second connecting plate 9 is welded on both sides of the outer wall of the second half cylinder 13, a screw hole 14 adapted to the butterfly bolt, the inside bonding of arc wall 4 has sealing layer 5, the inner wall of arc wall two 12 bonds has sealing layer two 11, the inner wall of recess 17 bonds has buffer structure one 6, the inner wall of half cylinder one 3 is a plurality of buffer structure one 6 of equidistance fixed mounting, the inner wall of half cylinder two 13 is a plurality of buffer structure two 10 of equidistance fixed mounting, and buffer structure two 10 is all unanimous with the structure size of buffer structure one 6, buffer structure one 6 includes rubber layer one 18, the internal surface bonding of rubber layer one 18 has arc seat 19, the internal surface bonding of arc seat 19 has rubber layer two 20, half cylinder one 3 all is provided with anticorrosive lacquer with the outer wall of half cylinder two 13.

The utility model discloses a theory of operation is:

When the sucker rod is used, the outer wall of the sucker rod body 1 is sleeved with the corrosion inhibitor structure 2, the corrosion inhibitor structure 2 protects the long pipe part of the sucker rod body 1, so that the corrosion-resistant paint layer on the sucker rod body 1 is prevented from being damaged, meanwhile, when the corrosion inhibitor structure 2 is installed, the bump 15 is aligned with the groove 17, the bump 15 enters the inside of the groove 17, the first half cylinder 3 and the second half cylinder 13 are combined together, then the butterfly bolt 7 is screwed into the inside of the threaded hole 14, so that the corrosion inhibitor structure 2 is fixed on the outer wall of the sucker rod body 1, the corrosion inhibitor structure 2 is assembled and disassembled in a bolt installation mode, the corrosion inhibitor structure 2 can be rapidly assembled and disassembled for use, the butterfly bolt 7 can be screwed to rotate without an auxiliary tool, the difficulty of assembling and disassembling the corrosion inhibitor structure 2 is further reduced, when the corrosion inhibitor structure 2 is installed, the sealing layer I5 and the sealing layer II 11 are tightly attached to the outer wall of the sucker rod body 1, which is favorable for preventing liquid from permeating into the arc-shaped groove II 12 from two ends of the corrosion inhibitor structure 2, meanwhile, the projection 15 can extrude the groove 17 after entering the groove 17, which is favorable for preventing liquid from permeating into the corrosion inhibitor structure 2 from the interface of the semi-cylinder I3 and the semi-cylinder II 13, the whole corrosion inhibitor structure 2 has strong sealing performance, the liquid can not permeate into the corrosion inhibitor structure 2, which is further favorable for preventing the sucker rod body 1 from being corroded and damaged, and is favorable for prolonging the service life of the sucker rod body 1, after the corrosion inhibitor structure 2 is installed, the sucker rod body 1 can be clamped between the buffer structure I6 and the buffer structure II 10, the buffer structure I6 and the buffer structure II 10 can absorb and eliminate the impact force on the corrosion inhibitor structure 2, so as to reduce the damage of the sucker rod body 1 caused by impact.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a novel sucker rod corrosion inhibitor, includes sucker rod body (1), its characterized in that: the outer wall cover of sucker rod body (1) is equipped with corrosion inhibitor structure (2), corrosion inhibitor structure (2) include semi-cylindrical one (3) and semi-cylindrical two (13), arc wall one (4) have all been seted up to the top and the bottom of semi-cylindrical one (3), the equal welded mounting in both sides of semi-cylindrical one (3) outer wall has connecting plate one (8), screw fixedly connected with butterfly bolt (7) of seting up on connecting plate one (8) through it, recess (17) have all been seted up to the both sides of semi-cylindrical one (3) inner wall, semi-cylindrical two (13) top and bottom all run through and set up arc wall two (12), the equal fixed mounting in both sides of semi-cylindrical two (13) inner wall has lug (15) with recess (17) looks adaptation, the equal welded mounting in both sides of semi-cylindrical two (13) outer wall has connecting plate two (9), run through on connecting plate two (9) and set up screw hole (14) with butterfly bolt (7) looks adaptation.

2. The novel sucker rod corrosion preventer of claim 1, wherein: and a first sealing layer (5) is bonded inside the first arc-shaped groove (4), and a second sealing layer (11) is bonded on the inner wall of the second arc-shaped groove (12).

3. The novel sucker rod corrosion preventer of claim 1, wherein: and a first buffer structure (6) is bonded on the inner wall of the groove (17).

4. The novel sucker rod corrosion preventer of claim 1, wherein: the inner wall of a half cylinder (3) is equidistance fixed mounting and has a plurality of buffer structure one (6), the inner wall of a half cylinder two (13) is equidistance fixed mounting and has a plurality of buffer structure two (10), and the structure size of buffer structure two (10) and buffer structure one (6) is all unanimous.

5. The novel sucker rod corrosion preventer of claim 4, wherein: the first buffer structure (6) comprises a first rubber layer (18), an arc-shaped seat (19) is bonded on the inner surface of the first rubber layer (18), and a second rubber layer (20) is bonded on the inner surface of the arc-shaped seat (19).

6. The novel sucker rod corrosion preventer of claim 1, wherein: and the outer walls of the first half cylinder (3) and the second half cylinder (13) are both provided with anticorrosive paint.