Macromolecular corrosion-resistant treatment sleeve

Abstract

The utility model discloses a high-molecular corrosion-resistant treatment casing pipe, which relates to the technical field of pipeline protection casing pipes and comprises an outer pipe, an inner pipe is arranged in the outer pipe, a plurality of support rods are annularly and uniformly arranged between the outer pipe and the inner pipe, and two sides of each support rod are fixedly connected with the inner wall of the outer pipe and the outer wall of the inner pipe respectively. According to the utility model, through the arrangement of the supporting rods and the supporting blocks, a multi-supporting structure is formed, the overall stability and durability of the outer pipe and the inner pipe can be enhanced, and meanwhile, due to the uniform distribution of the supporting rods and the supporting blocks, stress can be uniformly dispersed when the outer pipe is subjected to external pressure, and damage caused by overlarge local stress is avoided; the inner pipe has the characteristic of elasticity and expandability, so that the inner pipe can adapt to pipelines with different sizes and shapes, the universality and adaptability of the high-molecular corrosion-resistant treatment sleeve are improved, and meanwhile, when the inner pipe is connected with the periphery of the pipeline in a sleeving manner, fine adjustment can be performed to ensure that the inner pipe is tightly attached to the pipeline.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline protection sleeve technical field, especially in kind of high molecule corrosion -resistant treatment sleeve. BACKGROUND

[0002] High molecule corrosion -resistant treatment sleeve, by name, is a kind of pipeline protection sleeve made of high molecular material, with excellent corrosion resistance. This sleeve is wrapped or applied on the outside of pipeline, forming a tight protective layer, effectively isolating the contact between pipeline and corrosive medium, to protect the pipeline and prolong the service life.

[0003] The existing high molecule corrosion -resistant treatment sleeve, when subjected to external pressure, is prone to local stress damage, reducing the stability and durability of the sleeve, and the sleeve cannot adapt to different size and shape of pipeline, reducing the versatility and applicability of the sleeve.

[0004] Therefore, it is necessary to provide a kind of high molecule corrosion -resistant treatment sleeve to solve the above problems. INVENTION CONTENTS

[0005] The utility model aims at providing a kind of high molecule corrosion -resistant treatment sleeve to solve the problem that when subjected to external pressure, it is prone to local stress damage, reducing the stability and durability of the sleeve, and the sleeve cannot adapt to different size and shape of pipeline, reducing the versatility and applicability of the sleeve.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of high molecule corrosion -resistant treatment sleeve, including outer tube, the inner tube is arranged in the outer tube, multiple support rods are evenly arranged between the outer tube and the inner tube in ring shape, the two sides of support rod are fixedly connected with the inner wall of outer tube and the outer wall of inner tube, multiple support blocks are fixedly connected vertically between the adjacent two support rods, the two sides of support block are fixedly connected with the inner wall of outer tube and the outer wall of inner tube;

[0007] The inner tube has elasticity.

[0008] Preferably, the support rod and the support block have elasticity.

[0009] Preferably, the support rod and the support block are spaced apart.

[0010] Preferably, the top and bottom of the outer tube are provided with connecting rings, and the outer wall and the inner wall of the connecting ring are fixedly connected with the inner wall of the outer tube and the outer wall of the inner tube.

[0011] Preferably, multiple through holes are provided on the connecting ring, and the through holes are located directly above the support block.

[0012] Preferably, the outer tube outer wall top is fixedly connected with a fixed ring, the outer tube outer wall bottom is fixedly connected with a limiting ring, and the outer tube outer periphery is slidably sleeved with a mounting ring.

[0013] The technical effects and advantages of the utility model are as follows:

[0014] 1. In the utility model, the multiple support structure formed by the support rod and the support block is beneficial to enhancing the stability and durability of the outer tube and the inner tube as a whole, and the uniform distribution of the support rod and the support block enables the outer tube to evenly disperse stress when subjected to external pressure, thereby avoiding damage caused by excessive local stress.

[0015] 2. The inner tube has the elastic expandable property, which enables it to adapt to pipelines of different sizes and shapes, improves the versatility and adaptability of the high-molecular anti-corrosion treatment sleeve, and enables the inner tube to be finely adjusted when sleeved with the pipeline periphery, thereby ensuring the close fit between the inner tube and the pipeline.

[0016] 3. The elastic design of the support rod and the support block makes the inner tube and the outer tube more flexible and convenient during installation and disassembly, reduces the installation difficulty, and facilitates maintenance and inspection during use of the inner tube and the outer tube, thereby prolonging the service life of the inner tube and the outer tube. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The utility model discloses a high-molecular anti-corrosion treatment sleeve schematic diagram.

[0018] Figure 2 The utility model discloses a high-molecular anti-corrosion treatment sleeve sectional view schematic diagram.

[0019] Figure 3 The utility model discloses Figure 2 An enlarged schematic diagram of A in the utility model.

[0020] In the drawing: 1, outer tube;11, fixed ring;12, limiting ring;13, mounting ring;

[0021] 2, support rod;21, support block;

[0022] 3, connecting ring;31, through hole;

[0023] 4, inner tube. DETAILED DESCRIPTION

[0024] The utility model discloses a high-molecular anti-corrosion treatment sleeve schematic diagram. Figures 1-3The polymer corrosion-resistant treatment sleeve shown in the application comprises an outer tube 1, an inner tube 4 arranged inside the outer tube 1, a plurality of support rods 2 arranged uniformly in a ring shape between the outer tube 1 and the inner tube 4, a plurality of support blocks 21 fixedly connected in a vertical manner between two adjacent support rods 2, and the support blocks 21 being fixedly connected to the inner wall of the outer tube 1 and the outer wall of the inner tube 4. The polymer corrosion-resistant treatment sleeve is wrapped outside the pipeline to form a tight protective layer, thereby effectively isolating the pipeline from the corrosive medium and achieving the purpose of protecting the pipeline and prolonging the service life.

[0025] In use, the inner tube 4 is sleeved on the outer wall of the pipeline, and the inner tube 4 is tightly attached to the pipeline to protect the pipeline. The support rods 2 and the support blocks 21 form a multiple support structure, which is beneficial to enhancing the stability and durability of the outer tube 1 and the inner tube 4 as a whole. Meanwhile, the uniform distribution of the support rods 2 and the support blocks 21 enables the outer tube 1 to evenly disperse stress when subjected to external pressure, thereby avoiding damage caused by excessive local stress.

[0026] It should be noted that the outer tube 1 is usually made of corrosion-resistant material, and the specific material is not limited. The support rods 2 and the support blocks 21 are also made of corrosion-resistant polymer material. They jointly form a corrosion-resistant barrier to protect the pipeline from being eroded by corrosive media. The above is a mature technology of the prior art, which is not shown in the figure and will not be described here.

[0027] In the utility model, the outer wall top of the outer tube 1 is fixedly connected with a fixing ring 11, the outer wall bottom of the outer tube 1 is fixedly connected with a limiting ring 12, and the outer periphery of the outer tube 1 is slidably sleeved with a mounting ring 13. The polymer corrosion-resistant treatment sleeve can be assembled in multiple pieces. When assembly is required, the polymer corrosion-resistant treatment sleeves are connected at the head and tail, and then the mounting ring 13 at the top is rotated and mounted on the fixing ring 11 at the bottom, and the limiting ring 12 helps to limit the mounting ring 13.

[0028] It should be noted that the mounting ring 13 and the fixing ring 11 have a threaded structure, which can connect the mounting ring 13 and the fixing ring 11 through the threaded structure. The mounting ring 13 is internally provided with a sealing structure to ensure the sealing performance of the connected polymer corrosion-resistant treatment sleeve. The above is a mature technology of the prior art, which is not shown in the figure and will not be described here.

[0029] Further, the inner tube 4 is elastic. The elastic and expandable property of the inner tube 4 enables it to adapt to pipelines of different sizes and shapes, thereby improving the versatility and adaptability of the polymer corrosion-resistant treatment sleeve. Meanwhile, the inner tube 4 can be finely adjusted when sleeved on the outer periphery of the pipeline to ensure the tight attachment between the inner tube 4 and the pipeline.

[0030] The utility model discloses, support rod 2 and support block 21 all have elasticity, the elasticity design of support rod 2 and support block 21 make that inner tube 4 and outer tube 1 are more flexible convenient in the installation and dismounting process, have reduced the installation difficulty, also convenient in the use process of inner tube 4 and outer tube 1 maintenance and inspection, prolong the service life of inner tube 4 and outer tube 1.

[0031] Need to explain, support rod 2 and support block 21 interval setting, support rod 2 and support block 21 interval setting, can form an effective isolation layer in the inside of outer tube 1, protect inner tube 4 from the corrosion of corrosive medium.

[0032] The utility model discloses, the top and bottom of outer tube 1 all are provided with connecting ring 3, and the outer wall and inner wall of connecting ring 3 are fixedly connected with the inner wall of outer tube 1 and the outer wall of inner tube 4 respectively, connecting ring 3 help to connect outer tube 1 and inner tube 4, can be installed on the pipe of different size with the cooperation of inner tube 4.

[0033] Need to explain, a plurality of through -holes 31 are set up on connecting ring 3, and through -hole 31 is located support block 21 directly above, and through -hole 31 guarantees the ventilation of the inside of outer tube 1, also can prevent fluid and stay in the inside of outer tube 1, reduce the corrosion and abrasion of fluid to inner tube 4, further prolong the service life of high polymer corrosion -resistant handle sleeve.

Claims

1. A polymer corrosion resistant casing comprising an outer tube (1) characterised in that: The outer tube (1) is internally provided with an inner tube (4), a plurality of support rods (2) are uniformly arranged in a ring shape between the outer tube (1) and the inner tube (4), the two sides of the support rod (2) are fixedly connected with the inner wall of the outer tube (1) and the outer wall of the inner tube (4) respectively, a plurality of support blocks (21) are uniformly and fixedly connected in a vertical manner between two adjacent support rods (2), and the two sides of the support block (21) are fixedly connected with the inner wall of the outer tube (1) and the outer wall of the inner tube (4) respectively. The inner tube (4) has elasticity.

2. The polymer corrosion-resistant sleeve according to claim 1, characterized in that: The support rod (2) and the support block (21) both have elasticity.

3. The polymer corrosion resistant casing of claim 1, wherein: The support rod (2) and the support block (21) are arranged at intervals.

4. The polymer corrosion resistant casing of claim 1, wherein: The top and the bottom of the outer tube (1) are both provided with a connecting ring (3), and the outer wall and the inner wall of the connecting ring (3) are fixedly connected with the inner wall of the outer tube (1) and the outer wall of the inner tube (4) respectively.

5. The polymer corrosion resistant casing of claim 4, wherein: A plurality of through holes (31) are formed through the connecting ring (3), and the through holes (31) are located directly above the support blocks (21).

6. The polymer corrosion resistant casing of claim 1, wherein: A fixed ring (11) is fixedly connected to the top of the outer wall of the outer tube (1), a limiting ring (12) is fixedly connected to the bottom of the outer wall of the outer tube (1), and a mounting ring (13) is slidably sleeved on the outer periphery of the outer tube (1).

Images