CN213236378U

CN213236378U - Cladding formula longitudinal welded pipe with three-layer anticorrosive function

Info

Publication number: CN213236378U
Application number: CN202021313414.7U
Authority: CN
Inventors: 沈阳
Original assignee: Jiangsu Bingrong Pipe Co ltd
Current assignee: Jiangsu Bingrong Pipe Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-05-18
Anticipated expiration: 2030-07-07

Abstract

The utility model relates to the technical field of straight welded pipes, in particular to a coated straight welded pipe with three-layer anti-corrosion function, which comprises a straight welded pipe, an alloy layer and a damping device, wherein a welding seam is fixedly connected above the straight welded pipe, a first resin adhesive layer is fixedly connected on the inner side of the straight welded pipe, a welding connecting block is fixedly connected on the inner wall of the straight welded pipe, the alloy layer is fixedly connected below the welding connecting block, a second resin adhesive layer is fixedly connected on the outer side of the alloy layer, a third resin adhesive layer is fixedly connected on the inner side of the alloy layer, a glass fiber layer is fixedly connected on the inner wall of the third resin adhesive layer, the damping device is fixedly connected on the outer side of the straight welded pipe, an outer cladding layer is fixedly connected on the outer side of the damping device, and a painted layer is fixedly connected on the outer side of the outer cladding layer, in the utility, the outer side of the straight welded pipe is provided with an outer cladding layer, so that the corrosion resistance of the straight welded pipe can be effectively improved.

Description

Cladding formula longitudinal welded pipe with three-layer anticorrosive function

Technical Field

The utility model relates to a longitudinal welded pipe technical field specifically is a cladding formula longitudinal welded pipe with three-layer anti-corrosion function.

Background

Straight welded pipes, pipes obtained by straight welding of steel pipes made of hot-rolled or cold-rolled steel sheets or steel strip coils on welding equipment, are called straight welded pipes, and are mainly applied to tap water engineering, petrochemical industry, chemical industry, power industry, agricultural irrigation and urban construction at home and used for liquid transportation: water supply and drainage for gas delivery: coal gas, steam, liquefied petroleum gas, the structure is used: the pipe can be used as a piling pipe, a bridge, a wharf, a road, a pipe for building structures and the like.

Current straight welded pipe is when not having special reinforcing and anticorrosive treatment, the in-process that uses leads to the straight welded pipe fracture because the erosion of corrosives and moisture, will lead to liquid to flow to the external world when to chemical industry, electric power industry and petrochemical industry transportation liquid, lead to the pollution and the corruption of liquid to the environment, present straight welded pipe still needs to improve in anticorrosive and intensity, the in-process straight welded pipe that transports receives the damage very easily, will lead to the unable use of in-process straight welded pipe that uses causing the increase of cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cladding formula transversal joint pipe with three-layer corrosion prevention function to solve the problem that provides in 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 cladding formula transversal joint pipe with three-layer corrosion prevention function, includes transversal joint pipe, alloy-layer and damping device, transversal joint pipe top fixedly connected with welding seam, the first resin glue film of the inboard fixedly connected with of transversal joint pipe, the welding connecting block of transversal joint pipe inner wall fixedly connected with, welding connecting block below fixedly connected with alloy-layer, the alloy-layer outside fixedly connected with second resin glue film, the inboard fixedly connected with third resin glue film of alloy-layer, the third resin glue film inner wall fixedly connected with glass fiber layer, the transversal joint pipe outside fixedly connected with damping device, the damping device outside fixedly connected with surrounding layer, the outside fixedly connected with of surrounding layer coats with the lacquer layer.

Preferably, the damping device comprises an upper piston cylinder, a lower piston cylinder and a piston rod, an upper spring is fixedly connected inside the upper piston cylinder, an upper sliding block is fixedly connected above the upper spring, an upper piston cylinder is connected on the outer side of the upper sliding block in a sliding manner, a fixed screw rod is fixedly connected above the upper sliding block, an outer cladding layer is fixedly connected on the outer side of the fixed screw rod, the top end of the fixed screw rod is spirally connected with a fixed nut, the lower end of the upper piston cylinder is slidably connected with a piston rod, the outer side of the piston rod is sleeved with a return spring, the lower end of the piston rod is connected with a lower piston cylinder in a sliding way, the inner side of the lower piston cylinder is fixedly connected with a lower spring, the lower end of the lower spring is fixedly connected with a lower sliding block, the lower slider outside sliding connection has lower piston cylinder inboard, lower slider lower extreme fixedly connected with welding block, welding block below fixedly connected with straight welded pipe.

Preferably, the inside of the outer cladding is provided with a fixing groove, the inside of the outer cladding is fixedly connected with a damping device, and the number of the fixing groove and the damping device is 8.

Preferably, a filling layer is arranged between the outer cladding layer and the straight welded pipe, and rubber is fixedly connected inside the filling layer.

Preferably, 4 welding connecting blocks are arranged between the straight welded pipe and the alloy layer.

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

1. the utility model discloses in, through alloy-layer, surrounding layer and the paint layer that sets up, can be through the alloy-layer that sets up to protecting inside the longitudinal welded pipe, can show the intensity that improves the longitudinal welded pipe, strengthen the resistance to pressure of longitudinal welded pipe simultaneously, be equipped with the surrounding layer outside the longitudinal welded pipe simultaneously and can carry out anticorrosive to the longitudinal welded pipe, scribble the paint layer outside the surrounding layer simultaneously and can prevent the corruption of corrosive substance to the surrounding layer, can effectual improvement longitudinal welded pipe's corrosion resistance;

2. the utility model discloses in, through the last piston rod that sets up, piston rod and lower piston cylinder, can carry out the shock attenuation to outer covering top portion branch through the last slider that sets up on last piston cylinder, set up lead screw and fix damping device and surrounding layer in the top of last slider simultaneously, rethread fixation nut consolidates and can conveniently dismantle outer covering, lower slider and the welded block through piston cylinder below down can fix damping device on the longitudinal welded pipe simultaneously, reduce the in-process damage of longitudinal welded pipe at transport or transportation, improve the corrosion resistance of longitudinal welded pipe simultaneously.

Drawings

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

FIG. 2 is a schematic view of FIG. 1 at A according to the present invention;

fig. 3 is a schematic view of the damping device of the present invention.

In the figure: 1-straight welded pipe, 2-first resin adhesive layer, 3-welded connecting block, 4-second resin adhesive layer, 5-alloy layer, 6-third resin adhesive layer, 7-rubber, 8-outer cladding layer, 9-damping device, 901-upper piston cylinder, 902-upper spring, 903-upper sliding block, 904-fixed screw rod, 905-fixed nut, 906-piston rod, 907-reset spring, 908-lower piston cylinder, 909-lower spring, 910-lower sliding block, 911-welded block, 10-painted layer, 11-welded seam, 12-connecting block, 13-glass fiber layer, 14-fixed groove and 15-filled layer.

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, the present invention provides a technical solution:

the utility model provides a cladding formula transversal joint pipe with three-layer corrosion prevention function, including transversal joint pipe 1, alloy-layer 5 and

damping device

9, 1 top fixedly connected with welding seam 11 of transversal joint pipe, 1 inboard fixedly connected with first resin glue film 2 of transversal joint pipe, 1 inner wall fixedly connected with welding connecting block 3 of transversal joint pipe, 3 below fixedly connected with alloy-layer 5 of welding connecting block, 5 outside fixedly connected with second resin glue films 4 of alloy-layer, 5 inboard fixedly connected with third resin glue film 6 of alloy-layer, 6 inner wall fixedly connected with glass fiber layer 13 of third resin glue film, 1 outside fixedly connected with damping device 9 of transversal joint pipe, damping device outside fixedly connected with surrounding

layer

8, 8 outside fixedly connected with painted layer 10 of surrounding layer.

The damping device 9 comprises an upper piston cylinder 901, a lower piston cylinder 908 and a piston rod 906, wherein the inner part of the upper piston cylinder 901 is fixedly connected with an upper spring 902, the upper part of the upper spring 902 is fixedly connected with an upper slide block 903, the outer side of the upper slide block 903 is slidably connected with the upper piston cylinder 901, the upper part of the upper slide block 903 is fixedly connected with a fixed screw rod 904, the outer side of the fixed screw rod 904 is fixedly connected with an outer cladding 8, the top end of the fixed screw rod 904 is spirally connected with a fixed nut 905, the lower end of the upper piston cylinder 901 is slidably connected with the piston rod 906, the outer side of the piston rod 906 is sleeved with a return spring 907, the lower end of the piston rod 906 is slidably connected with the lower piston cylinder 908, the inner side of the lower piston cylinder 908 is fixedly connected with a lower spring 909, the lower end of the lower spring 909 is fixedly, the shock absorption capacity of the longitudinal welded pipe can be improved, and the longitudinal welded pipe is prevented from falling off; the inner side of the outer cladding 8 is provided with a fixing groove 14, the inside of the outer cladding 8 is fixedly connected with a damping device 9, and the number of the fixing groove 14 and the damping device 9 is respectively 8, so that the damping and corrosion resistance of the longitudinal welded pipe is improved; a filling layer 15 is arranged between the outer cladding layer 8 and the straight welded pipe 1, and rubber 7 is fixedly connected inside the filling layer 15; 4 welding connecting blocks 3 are arranged between the straight welded pipe 1 and the alloy layer 5, so that the pressure resistance and the strength of the straight welded pipe are improved.

The working process is as follows: the inside of the straight welded pipe 1 is provided with a first resin glue layer which can improve the corrosion resistance inside the straight welded pipe 1, meanwhile, the alloy layer 5 fixedly connected inside the straight welded pipe 1 can improve the pressure resistance and the strength of the straight welded pipe 1 and prevent the straight welded pipe 1 from being damaged by air pressure in the using process, the inner wall of the alloy layer 5 is coated with a third resin glue layer 6 and a glass fiber layer 13 which can improve the corrosion capacity inside the alloy layer 5 and prevent the straight welded pipe from being damaged when corrosive chemicals are transported, the alloy layer 5 is welded and connected with the straight welded pipe 1 through a welding connecting block 3, the firmness between the alloy layer 5 and the straight welded pipe 1 can be improved, a filling layer 15 is arranged between the straight welded pipe 1 and an outer cladding layer 8, the rubber 7 arranged in the filling layer 15 can improve the damping performance of the straight welded pipe 1, and the damping can prevent the straight welded pipe 1 from being damaged due to vibration in the transportation and the liquid or the fixing process, meanwhile, the damping device 9 is fixedly connected between the outer cladding 8 and the straight welded pipe 1, so that the damping capacity of the straight welded pipe 1 can be further improved, in the installation process of the damping device, the damping device 9 is fixed on the surface of the straight welded pipe 1 through a welding block 911 below the damping device 9, the fixing screw 904 penetrates through the fixing groove 14 and then is fixed with the outer cladding 8 through a fixing nut 905, then the fixing nut 905 is screwed down, so that the damping device 9 is installed, in the damping process, the upper sliding block 903, the lower sliding block 910 and the piston rod 906 slide in the upper piston cylinder 901 and the lower piston cylinder 908, then the upper sliding block 903, the lower sliding block 910 and the piston rod 906 are reset through the upper spring 902, the lower spring 909 and the reset spring 907, so that the damping can be completed, and meanwhile, the outer side of the outer cladding 8 is provided with the paint layer 10, so that the corrosion to the straight welded pipe 1 can be, this longitudinal welded pipe 1 has effectively improved resistance to pressure and intensity, has improved corrosion resistance simultaneously, increases the practicality of this device.

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 cladding formula longitudinal welded pipe with three-layer anticorrosive function, includes longitudinal welded pipe (1), alloy-layer (5) and damping device (9), its characterized in that: the utility model discloses a straight welded pipe, including longitudinal welded pipe (1) top fixedly connected with welded joint (11), the inboard first resin glue film of fixedly connected with (2) of longitudinal welded pipe (1), inner wall fixedly connected with welding connecting block (3) of longitudinal welded pipe (1), welding connecting block (3) below fixedly connected with alloy-layer (5), alloy-layer (5) outside fixedly connected with second resin glue film (4), the inboard fixedly connected with third resin glue film (6) of alloy-layer (5), third resin glue film (6) inner wall fixedly connected with glass fiber layer (13), the fixedly connected with damping device (9) in the longitudinal welded pipe (1) outside, damping device outside fixedly connected with surrounding layer (8), surrounding layer (8) outside fixedly connected with lacquering layer (10).

2. The coated straight welded pipe with three-layer corrosion prevention function according to claim 1, characterized in that: the damping device (9) comprises an upper piston cylinder (901), a lower piston cylinder (908) and a piston rod (906), wherein an upper spring (902) is fixedly connected inside the upper piston cylinder (901), an upper sliding block (903) is fixedly connected above the upper spring (902), the outer side of the upper sliding block (903) is slidably connected with the upper piston cylinder (901), a fixed lead screw (904) is fixedly connected above the upper sliding block (903), an outer cladding (8) is fixedly connected outside the fixed lead screw (904), the top end of the fixed lead screw (904) is spirally connected with a fixed nut (905), the lower end of the upper piston cylinder (901) is slidably connected with the piston rod (906), a reset spring (907) is sleeved outside the piston rod (906), the lower end of the piston rod (906) is slidably connected with the lower piston cylinder (908), and the inner side of the lower piston cylinder (908) is fixedly connected with a, the lower end of the lower spring (909) is fixedly connected with a lower sliding block (910), the outer side of the lower sliding block (910) is connected with the inner side of a lower piston cylinder (908) in a sliding mode, the lower end of the lower sliding block (910) is fixedly connected with a welding block (911), and a straight welded pipe (1) is fixedly connected below the welding block (911).

3. The coated straight welded pipe with three-layer corrosion prevention function according to claim 2, characterized in that: the utility model discloses a damping device, including surrounding layer (8), the inside fixedly connected with damping device (9) of surrounding layer (8), and the number of fixed slot (14) and damping device (9) all respectively has 8.

4. The coated straight welded pipe with three-layer corrosion prevention function according to claim 1, characterized in that: and a filling layer (15) is arranged between the outer cladding layer (8) and the straight welded pipe (1), and rubber (7) is fixedly connected inside the filling layer (15).

5. The coated straight welded pipe with three-layer corrosion prevention function according to claim 1, characterized in that: 4 welding connecting blocks (3) are arranged between the longitudinal welded pipe (1) and the alloy layer (5).