CN217927796U

CN217927796U - Anti-aging thick-wall pipe

Info

Publication number: CN217927796U
Application number: CN202221708903.1U
Authority: CN
Inventors: 沈羊林; 沈鹏程
Original assignee: Jiangsu Yongshang Steel Pipe Co ltd
Current assignee: Jiangsu Yongshang Steel Pipe Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-11-29
Anticipated expiration: 2032-07-04

Abstract

The utility model relates to a thick-walled pipe technical field just discloses an ageing resistance thick-walled pipe, including thick-walled pipe, the outer wall both ends of thick-walled pipe fixed mounting respectively have screw ring one and screw ring two, are provided with protective assembly on the outer wall of screw ring two, and protective assembly specifically includes two protecting crust, and the cross section of two protecting crust is semi-circular setting, and two protecting crust set up relatively and the lower extreme of two protecting crust is articulated, the upper end swing joint of two protecting crust, two protecting crust and two threaded connection of screw ring. This kind of ageing resistance thick-walled pipe, after the both ends of protecting crust respectively with screw ring one and two threaded connection of screw ring, the protecting crust can protect the welding point of two thick-walled pipes, prevents that the welding from being in corrosion ageing in long-time use.

Description

Anti-aging thick-wall pipe

Technical Field

The utility model relates to a thick-walled pipe technical field specifically is an ageing resistance thick-walled pipe.

Background

Thick-walled pipes are also called thick-walled steel pipes, and steel pipes having a ratio of the outer diameter to the wall thickness of less than 20 are called thick-walled steel pipes. The composite pipe is mainly used as a petroleum geology drilling pipe, a cracking pipe, a boiler pipe and a bearing pipe for petrochemical industry, and a high-precision structural pipe for automobiles, tractors, aviation and the like.

The connection between the thick-walled pipe is connected through the welded mode mostly, and at the in-process that the thick-walled pipe used, the welding point between the thick-walled pipe appears the corrosion ageing and then influences the holistic life of thick-walled pipe very easily under the effect of steam in the air.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an ageing resistance thick-walled pipe to solve the problem that the background art provided.

(II) technical scheme

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an ageing resistance thick-walled pipe, includes thick-walled pipe, the outer wall both ends of thick-walled pipe fixed mounting respectively have screw ring one and screw ring two, are provided with protective assembly on the outer wall of screw ring two, and protective assembly specifically includes two protecting crust, and the cross section of two protecting crust is semi-circular setting, and two protecting crust sets up relatively and the lower extreme of two protecting crust is articulated, the upper end swing joint of two protecting crust, two protecting crust and two threaded connection of screw ring.

Preferably, a guide block is fixedly installed on the outer wall of one side, far away from the second threaded ring, of the first threaded ring, and the guide block is of a circular truncated cone-shaped structure.

Preferably, two the equal symmetry fixed mounting in upper end of protecting crust has two fixed blocks, wears to be equipped with fixing bolt on one of them fixed block, and this fixing bolt wears to establish another fixed block that corresponds.

Preferably, one end of the thick-wall pipe is fixedly provided with an inserting cylinder, and the other end of the thick-wall pipe is provided with an inserting groove matched with the inserting cylinder.

Preferably, one end of the insertion cylinder, which is far away from the thick-wall pipe, is provided with a chamfer.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this kind of ageing resistance thick-walled pipe, after the both ends of protecting crust respectively with screw ring one and two threaded connection of screw ring, the protecting crust can protect the welding point of two thick-walled pipes, prevents that the welding from being in corrosion ageing in long-time use.

2. This kind of ageing resistance thick-walled pipe, after the outer wall damage of protecting crust is serious, fixing bolt on the user's accessible dismantlement fixed block makes two protecting crust open, then the one end of two protecting crust can be dismantled whole protection component after opening and change.

Drawings

Fig. 1 is a schematic view of the overall structure of the main body of the present invention;

FIG. 2 is a schematic view of the connection between the first threaded ring and the guide block;

FIG. 3 is a schematic view of the protective assembly of the present invention;

fig. 4 is a schematic structural view of the protection assembly of the present invention.

In the figure: 1. a thick-walled pipe; 2. a first threaded ring; 3. a second threaded ring; 4. a guide block; 5. a guard assembly; 501. a protective shell; 502. a fixed block; 503. fixing the bolt; 6. a plug-in cylinder; 7. and (4) inserting grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Examples

Referring to fig. 1-4, an anti-aging thick-wall pipe comprises a thick-wall pipe 1, wherein a first threaded ring 2 and a second threaded ring 3 are fixedly mounted at two ends of the outer wall of the thick-wall pipe 1 respectively, a protective assembly 5 is arranged on the outer wall of the second threaded ring 3, the protective assembly 5 specifically comprises two protective shells 501, the cross sections of the two protective shells 501 are arranged in a semicircular manner, the two protective shells 501 are arranged oppositely, the lower ends of the two protective shells 501 are hinged, the upper ends of the two protective shells 501 are movably connected, the two protective shells 501 are in threaded connection with the second threaded ring 3, two ends of each protective shell 501 are in threaded connection with the first threaded ring 2 and the second threaded ring 3 respectively, and then the protective shells 501 can protect welding sites of the two thick-wall pipes 1 and prevent the welding site from being rusted and aged in a long-time use process.

Further, as shown in fig. 1 and 2, a guide block 4 is fixedly mounted on the outer wall of one side of the first threaded ring 2, which is far away from the second threaded ring 3, the guide block 4 is of a round table structure, and the arrangement of the guide block 4 guides the tail end of the protective shell 501, so that the tail end of the protective shell 501 can be conveniently in threaded connection with the first threaded ring 2.

Further, as shown in fig. 4, two fixed blocks 502 are symmetrically and fixedly mounted on the upper ends of the two protective shells 501, a fixing bolt 503 is arranged on one fixed block 502 in a penetrating manner, another corresponding fixed block 502 is arranged on the fixing bolt 503 in a penetrating manner, when the outer wall of the protective shell 501 is damaged seriously, the fixing bolt 503 on the fixing block 502 can be detached by a user to open the two protective shells 501, and then the whole protective component 5 can be detached and replaced after one end of the two protective shells 501 is opened.

Further, as shown in fig. 1 and fig. 2, one end of the thick-walled tube 1 is fixedly provided with an insertion tube 6, the other end of the thick-walled tube 1 is provided with an insertion groove 7 matched with the insertion tube 6, and the insertion tube 6 is inserted into the insertion groove 7 to position the welding between the two thick-bottom tubes 1.

Furthermore, as shown in fig. 1, a chamfer is formed at one end of the insertion tube 6 away from the thick-walled tube 1, and the arrangement of the chamfer facilitates the insertion of the insertion tube 6 into the matched insertion groove 7.

The working principle is as follows: when using, the user can be with in the inserting groove 7 on another thick-walled pipe 1 of pegging graft that a grafting section of thick bamboo 6 on the thick-walled pipe 1 corresponds, then the user can weld the end that corresponds on two thick-walled pipes 1, after the welding of corresponding position is accomplished on two thick-walled pipes 1, the user can rotate whole protection component 5 on two 3 outer walls of screw ring, then two protecting crust 501 are constantly being close to screw ring one 2 department on another thick-walled pipe 1 at the pivoted in-process, then two protecting crust 501 are under the guide effect of guide block 4 the other end and the outer wall threaded connection of screw ring one 2, after the both ends of protecting crust 501 respectively with screw ring one 2 and two 3 threaded connection of screw ring, protecting crust 501 can protect the welding site of two thick-walled pipes 1, prevent that the welding is in long-time use in-process ageing, after the outer wall damage of protecting crust 501 is serious, user's accessible dismantles fixing bolt 503 on 502 makes two protecting crust 501, then can change the whole protection component 5 after the one end of two protecting crust 501 is dismantled.

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 an ageing resistance thick-walled pipe, includes thick-walled pipe (1), its characterized in that: a first threaded ring (2) and a second threaded ring (3) are fixedly mounted at two ends of the outer wall of the thick-wall pipe (1) respectively, and a protective assembly (5) is arranged on the outer wall of the second threaded ring (3);

the protection assembly (5) specifically comprises two protection shells (501), the cross sections of the two protection shells (501) are arranged in a semicircular mode, the two protection shells (501) are arranged oppositely, the lower ends of the two protection shells (501) are hinged, the upper ends of the two protection shells (501) are movably connected, and the two protection shells (501) are connected with the second threaded ring (3) in a threaded mode.

2. An anti-aging thick-walled pipe according to claim 1, characterized in that: and a guide block (4) is fixedly mounted on the outer wall of one side of the first threaded ring (2) far away from the second threaded ring (3), and the guide block (4) is of a circular truncated cone-shaped structure.

3. The anti-aging thick-walled pipe according to claim 1, characterized in that: two the equal symmetry fixed mounting in upper end of protecting crust (501) has two fixed blocks (502), wears to be equipped with fixing bolt (503) on one of them fixed block (502), and this fixing bolt (503) wear to establish another fixed block (502) that corresponds.

4. An anti-aging thick-walled pipe according to claim 1, characterized in that: one end of the thick-wall pipe (1) is fixedly provided with an inserting cylinder (6), and the other end of the thick-wall pipe (1) is provided with an inserting groove (7) matched with the inserting cylinder (6).

5. The anti-aging thick-walled pipe according to claim 4, characterized in that: and one end of the inserting cylinder (6) far away from the thick-wall pipe (1) is provided with a chamfer.