Remission structure for high-temperature corrosion area of superheater pipe clamp

Abstract

The utility model relates to the technical field of superheater pipe clamps, and provides a relieving structure for a high-temperature corrosion area of a superheater pipe clamp, which is characterized by comprising an upper outer pipe clamp, a lower outer pipe clamp, an upper inner pipe clamp, a lower inner pipe clamp and connecting structures, the upper outer pipe clamp and the lower outer pipe clamp are both in a semi-circular ring shape, the upper outer pipe clamp and the lower outer pipe clamp are connected in a buckling mode through a connecting structure, and the upper inner pipe clamp and the lower inner pipe clamp are both installed on the inner side face of the upper outer pipe clamp and the inner side face of the lower outer pipe clamp. By adopting the combined design of the upper outer pipe clamp, the lower outer pipe clamp, the upper inner pipe clamp and the lower inner pipe clamp, a complete annular structure with strong clamping force is formed, the clamping stability of a superheater pipe is effectively improved, and the superheater pipe is prevented from deforming or falling off at high temperature; due to the design of the connecting structure, the upper outer pipe clamp and the lower outer pipe clamp can be firmly connected together, and mounting and dismounting are convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to a superheater pipeline clamp technical field, concretely relates to a kind of mitigation structure of superheater pipe clamp high temperature corrosion area. BACKGROUND

[0002] In the superheater system, the pipe clamp is the key support and fixed component, for ensuring the stable operation of the superheater pipe under high temperature and high pressure environment. However, the inner side of the conventional pipe clamp is usually made of metal material without special treatment, which leads to the failure of the inner side of the pipe clamp due to wear, corrosion and other problems during long-term operation, thereby affecting the stability and safety of the superheater pipe. In addition, the design of the conventional pipe clamp often lacks sufficient adjustability and adaptability, and the entire pipe clamp needs to be replaced when one part of the conventional pipe clamp is worn or corroded, resulting in high replacement and maintenance costs. In view of this, the present application is proposed. SUMMARY

[0003] The present application proposes a mitigation structure of superheater pipe clamp high temperature corrosion area to solve the technical problem that the inner side of the conventional pipe clamp is usually made of metal material without special treatment, which leads to the failure of the inner side of the pipe clamp due to wear, corrosion and other problems during long-term operation, thereby affecting the stability and safety of the superheater pipe. In addition, the design of the conventional pipe clamp often lacks sufficient adjustability and adaptability, and the entire pipe clamp needs to be replaced when one part of the conventional pipe clamp is worn or corroded, resulting in high replacement and maintenance costs. The above technical purpose of the present application is achieved by the following technical solution:

[0004] A mitigation structure of superheater pipe clamp high temperature corrosion area, characterized in that it comprises an upper outer pipe clamp, a lower outer pipe clamp, an upper inner pipe clamp, a lower inner pipe clamp and a connecting structure. The upper outer pipe clamp and the lower outer pipe clamp extend out at both ends to form a connecting structure. The upper outer pipe clamp and the lower outer pipe clamp are both in the shape of a semicircular ring. The upper outer pipe clamp and the lower outer pipe clamp are connected in a counter-docking manner through the connecting structure. The upper inner pipe clamp and the lower inner pipe clamp are both installed on the inner side of the upper outer pipe clamp and the lower outer pipe clamp.

[0005] The connecting structure comprises a connecting seat, a rectangular slot, a connecting plate, a sliding plate, a spring and a first bolt. The connecting seat is provided on one side of the upper outer pipe clamp and the lower outer pipe clamp, respectively. The connecting plate is provided on the other side of the upper outer pipe clamp and the lower outer pipe clamp. The rectangular slot is provided on the outer side of the connecting seat on the upper and lower sides, respectively. The sliding plate is symmetrically provided on both sides of the connecting plate. The spring is provided between the connecting plate and the sliding plate. The connecting plate and the sliding plate are inserted into the connecting seat. The first bolt penetrates the connecting seat and the connecting plate.

[0006] Further, the connecting plate is in the shape of a T.

[0007] Further, the protruding area of the T-shaped connecting plate is symmetrically provided with a fixing seat.

[0008] Further, the second bolt is arranged between the upper and lower adjacent connecting plates.

[0009] Further, the upper and lower inner tube clamps are semicircular.

[0010] Further, the inner side of the upper and lower inner tube clamps is provided with a uniform wave protrusion structure.

[0011] Further, the connecting seat is internally provided with a cavity, the cavity is communicated with the rectangular groove, and the connecting plate and the sliding plate are located in the cavity.

[0012] Further, the inner side of the upper and lower inner tube clamps, the upper and lower outer tube clamps is plated with chromium.

[0013] Compared with the prior art, the beneficial effects of the utility model include:

[0014] By adopting the combination design of the upper and lower outer tube clamps and the upper and lower inner tube clamps, a complete annular structure with strong clamping force is formed, the clamping stability of the superheater tube is effectively improved, and the superheater tube is prevented from deforming or falling off under high temperature; the design of the connecting structure enables the upper and lower outer tube clamps to be firmly connected together, which is convenient for installation and dismounting, the sliding sliding plate, the compression spring and the bolt are used for fixing, and quick and reliable connection is realized; the inner side of the upper and lower inner tube clamps, the upper and lower outer tube clamps is plated with chromium, the corrosion resistance and wear resistance of these components are improved, the high hardness and wear resistance of the chromium layer can resist the wear caused by long-term contact with the superheater tube, and the service life of the tube clamp is prolonged; the inner side of the upper and lower inner tube clamps is provided with a uniform wave protrusion structure, which not only increases the contact area and friction force between the inner tube clamp and the superheater tube, improves the clamping stability, but also has a certain buffering effect, and reduces the deformation and damage of the superheater tube under high temperature. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the utility model;

[0016] Figure 2 It is a structural schematic view of the upper outer tube clamp of the utility model;

[0017] Figure 3 It is a structural schematic view of the lower outer tube clamp of the utility model;

[0018] Figure 4 It is a structural schematic view of the spring of the utility model.

[0019] In the figure: 1, the upper outer pipe clamp; 2, the lower outer pipe clamp; 3, the upper inner pipe clamp; 4, the lower inner pipe clamp; 5, the connecting seat; 6, the rectangular groove; 7, the connecting plate; 8, the sliding plate; 9, the spring; 10, the first bolt; 11, the fixed seat; 12, the second bolt; 13, the cavity; 14, the pipeline. DETAILED DESCRIPTION

[0020] In the description of the present application, it should be pointed out that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present application, it should be pointed out that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0022] In order to make the purpose, technical scheme and advantages of the present application more clear and clear, the present application will be further described in detail below with reference to the drawings. It should be understood that these descriptions are only exemplary and do not limit the scope of the present application. In addition, in the following description, the description of the known structure and technology is omitted to avoid unnecessary confusion of the concept of the present application.

[0023] Please refer to the drawings Figures 1-4 A kind of superheater pipe clamp high temperature corrosion area mitigation structure, it is characterized in that, including upper outer pipe clamp 1, lower outer pipe clamp 2, upper inner pipe clamp 3, lower inner pipe clamp 4, connecting structure, upper outer pipe clamp 1 and lower outer pipe clamp 2 both ends extend out and form connecting structure, upper outer pipe clamp 1 and lower outer pipe clamp 2 are all semicircular ring, upper outer pipe clamp 1, lower outer pipe clamp 2 are connected by connecting structure and are connected in the form of opposite buckle, upper inner pipe clamp 3 and lower inner pipe clamp 4 are all installed on the inner side of upper outer pipe clamp 1 and lower outer pipe clamp 2;

[0024] The connecting structure comprises a connecting seat 5, a rectangular groove 6, a connecting plate 7, a sliding plate 8, a spring 9 and a first bolt 10, the connecting seat 5 is arranged on one side of the upper outer pipe clamp 1 and the lower outer pipe clamp 2 respectively, the connecting plate 7 is arranged on the other side of the upper outer pipe clamp 1 and the lower outer pipe clamp 2, the connecting plate 7 is in T shape, the rectangular groove 6 is arranged on the outer side of the connecting seat 5 on the upper side and the lower side respectively, the sliding plate 8 is symmetrically arranged on the two sides of the connecting plate 7, the spring 9 is arranged between the connecting plate 7 and the sliding plate 8, the connecting plate 7 and the sliding plate 8 are inserted into the connecting seat 5, the first bolt 10 penetrates through the connecting seat 5 and the connecting plate 7, the connecting seat 5 is internally provided with a cavity 13, the cavity 13 is communicated with the rectangular groove 6, and the connecting plate 7 and the sliding plate 8 are located in the cavity 13.

[0025] By adopting the above technical scheme, the upper outer pipe clamp 1 and the lower outer pipe clamp 2 are in semicircular ring shape, are connected through the connecting structure in a buckling mode, and thus form a complete circular ring structure, which is used for clamping the superheater pipe, the upper inner pipe clamp 3 and the lower inner pipe clamp 4 are installed on the inner side surfaces of the upper outer pipe clamp 1 and the lower outer pipe clamp 2, the stability of clamping is increased, and the superheater pipe is prevented from being deformed or falling off under high temperature, and the design of the connecting structure enables the upper outer pipe clamp 1 and the lower outer pipe clamp 2 to be firmly connected together, and facilitates installation and disassembly;

[0026] When being installed, the upper outer pipe clamp 1 and the lower outer pipe clamp 2 are closed to form a circular ring, the upper inner pipe clamp 3 and the lower inner pipe clamp 4 are clamped to the pipe 14 in the interior of the upper outer pipe clamp 1 and the lower outer pipe clamp 2 of the closed circular ring, then the adjacent closed upper outer pipe clamp 1 and the lower outer pipe clamp 2 are inserted, that is, the connecting plate 7 and the sliding plate 8 on one side of the upper outer pipe clamp 1 are inserted into the connecting seat 5 of the adjacent upper outer pipe clamp 1, and the connecting plate 7 and the sliding plate 8 on the lower outer pipe clamp 2 are inserted into the connecting seat 5 of the adjacent lower outer pipe clamp 2, and are fixed through the first bolt 10 penetrating through the connecting seat 5 and the connecting plate 7, so as to realize the connection and fixation of the adjacent upper outer pipe clamp 1 and the lower outer pipe clamp 2, and thus the pipe 14 is continuously fixed through the series connection mode, and the stability and firmness of the connection are increased;

[0027] When being disassembled, one pair of the upper inner pipe clamp 3 and the lower inner pipe clamp 4 need to be replaced due to long-term use, since the adjacent upper outer pipe clamp 1 and the lower outer pipe clamp 2 are connected through the insertion mode, when one pair of the upper inner pipe clamp 3 and the lower inner pipe clamp 4 need to be replaced, all the upper outer pipe clamp 1 and the lower outer pipe clamp 2 need to be separated;

[0028] At this time, first, all the connecting bolts are disassembled, since the connecting plate 7 and the sliding plate 8 are located in the cavity 13 in the connecting seat 5, at this time, the sliding plate 8 on the two sides is moved to the direction of the connecting plate 7, the spring 9 is compressed and deformed, so that the total length of the sliding plate 8 and the connecting plate 7 is less than or equal to the length of the rectangular groove 6 on the connecting seat 5, at this time, one pair of the upper outer pipe clamp 1 and the lower outer pipe clamp 2 can be removed, and then the upper inner pipe clamp 3 and the lower inner pipe clamp 4 in them are replaced.

[0029] In detail, the inner side surfaces of the upper inner tube clamp 3, the lower inner tube clamp 4, the upper outer tube clamp 1 and the lower outer tube clamp 2 are chromium-plated, the upper inner tube clamp 3, the lower inner tube clamp 4, the upper outer tube clamp 1 and the lower outer tube clamp 2 serve as important clamping components of the superheater tube, the upper inner tube clamp 3, the lower inner tube clamp 4, the upper outer tube clamp 1 and the lower outer tube clamp 2 can improve the corrosion resistance and wear resistance, the chromium layer has high hardness and strong wear resistance, therefore, the chromium-plated inner side surface can effectively resist the wear caused by long-term contact with the superheater tube, prolong the service life of the tube clamp, the chromium layer has excellent corrosion resistance and can resist the corrosion possibly caused in the high-temperature and high-pressure environment, protect the tube clamp base material from being damaged, and ensure the stability and reliability of the tube clamp.

[0030] In some embodiments, the fixed seats 11 are symmetrically arranged on the protruding areas of the T-shaped connecting plates 7. When disassembling, the user moves the fixed seats 11 to drive the sliding plates 8 on both sides to move towards the inner side of the connecting plate 7, which is more convenient and fast.

[0031] In some embodiments, the second bolts 12 are arranged between the adjacent connecting plates 7 on the upper and lower sides. The stability and firmness of the connecting structure are further increased, the upper and lower connecting plates 7 can be tightly attached together by the tightening action of the second bolts 12 to form a more stable overall structure, and meanwhile, the design of the second bolts 12 is also convenient for disassembling and repairing.

[0032] In some embodiments, the upper inner tube clamp 3 and the lower inner tube clamp 4 are semicircular, and the inner side surfaces of the upper inner tube clamp 3 and the lower inner tube clamp 4 are provided with uniform wave-shaped protruding structures. The contact area and friction force between the inner tube clamp and the superheater tube are increased, so that the stability of clamping and the prevention of the superheater tube from falling off are improved. The wave-shaped protruding structure can also play a certain buffering role to reduce the deformation and damage of the superheater tube under high temperature.

[0033] It should be understood that the above specific embodiments of the utility model are only used for example or explanation of the principle of the utility model, and do not constitute the limitation of the utility model. Therefore, any modification, equivalent replacement, improvement, etc. made without deviating from the spirit and scope of the utility model shall be included in the protection scope of the utility model. In addition, the appended claims of the utility model are intended to cover all changes and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.

Claims

1. A structure for mitigating high-temperature corrosion in superheater tube clamps, characterized in that, It includes an upper outer pipe clamp, a lower outer pipe clamp, an upper inner pipe clamp, a lower inner pipe clamp, and a connecting structure. The upper outer pipe clamp and the lower outer pipe clamp extend from both ends to form a connecting structure. The upper outer pipe clamp and the lower outer pipe clamp are both semi-circular rings. The upper outer pipe clamp and the lower outer pipe clamp are connected in a snap-fit ​​manner through the connecting structure. The upper inner pipe clamp and the lower inner pipe clamp are both installed on the inner side surfaces of the upper outer pipe clamp and the lower outer pipe clamp. The connecting structure includes a connecting seat, a rectangular groove, a connecting plate, a sliding plate, a spring, and a first bolt. The connecting seats are respectively disposed on one side of the upper outer pipe clamp and the lower outer pipe clamp, and the connecting plate is disposed on the other side of the upper outer pipe clamp and the lower outer pipe clamp. The rectangular grooves are respectively opened on the outer sides of the connecting seats on the upper and lower sides. The sliding plates are symmetrically slidably disposed on both sides of the connecting plate. The spring is disposed between the connecting plate and the sliding plate. The connecting plate and the sliding plate are inserted into the connecting seat, and the first bolt passes through the connecting seat and the connecting plate.

2. The mitigation structure for high-temperature corrosion zones in superheater tube clamps according to claim 1, characterized in that, The connecting plate is T-shaped.

3. The structure for mitigating high-temperature corrosion in superheater tube clamps according to claim 1, characterized in that, The T-shaped connecting plate has symmetrically provided fixing seats on its protruding area.

4. The mitigation structure for high-temperature corrosion zones in superheater tube clamps according to claim 1, characterized in that, A second bolt is provided between the adjacent connecting plates on the upper and lower sides.

5. The structure for mitigating high-temperature corrosion in superheater tube clamps according to claim 1, characterized in that, Both the upper inner tube clamp and the lower inner tube clamp are semi-circular.

6. The mitigation structure for high-temperature corrosion zones in superheater tube clamps according to claim 1, characterized in that, The inner surfaces of the upper inner tube clamp and the lower inner tube clamp are provided with a uniform wave-like protrusion structure.

7. The structure for mitigating high-temperature corrosion in superheater tube clamps according to claim 1, characterized in that, The connecting seat has a cavity inside, the cavity is connected to the rectangular groove, and the connecting plate and the sliding plate are located inside the cavity.

8. The structure for mitigating high-temperature corrosion in a superheater tube clamp according to claim 1, characterized in that, The inner surfaces of the upper inner tube clamp, the lower inner tube clamp, the upper outer tube clamp, and the lower outer tube clamp are all chrome-plated.

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