Thin-wall stainless steel pipe convenient to overhaul

Abstract

The utility model relates to the technical field of stainless steel pipes, and discloses a thin-wall stainless steel pipe convenient to overhaul, which comprises a pipe body and a lifting chamber, a flange pipe is mounted at the front end of the pipe body, and a mounting plate is mounted at the rear end of the pipe body; supporting plates are installed at the lower ends of the connecting plates, electric hydraulic cylinders are installed in the lifting chambers, the upper ends of the electric hydraulic cylinders penetrate through the lifting chambers and are fixedly connected with the lower ends of the supporting plates, bottom plates are installed at the lower ends of the lifting chambers, and bolt holes are formed in the four corners of the upper ends of the bottom plates. A bottom plate is fixed through bolt holes, four electric hydraulic cylinders are started to drive four supporting plates to move upwards, and therefore the height of the pipe body can be adjusted, and the interior of the pipe body can be conveniently overhauled through an overhauling opening; the heat preservation layer is made of hard polyurethane foam, the hard polyurethane foam has the advantages of being good in heat insulation performance, light in weight, low in heat conductivity coefficient, small in percentage of close area and the like, the heat preservation capacity of the pipe body can be improved, the corrosion resistance of the surface of the pipe body can be improved through the anti-corrosion paint material, and the service life is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of stainless steel pipes, in particular to a thin-wall stainless steel pipe which is easy to repair. Background Art

[0002] Stainless steel pipes are widely used in industries such as petrochemicals, food, pharmaceuticals, and water supply systems, and are favored for their excellent corrosion resistance and high strength. However, during long-term use, the interior of the pipe often requires regular inspection and maintenance. Some stainless steel pipes are very high, and since the height cannot be adjusted up and down, they can only be operated at a fixed height, which is not convenient for maintenance. In addition, the existing stainless steel pipes have poor thermal insulation capabilities, which will lead to a large amount of heat consumption, and the surface is easily corroded, thereby reducing the service life. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a thin-walled stainless steel pipe that is easy to repair, has the advantages of being easy to repair, etc., and solves the problems raised by the background technology.

[0004] In order to achieve the above-mentioned purpose of easy maintenance, the utility model provides the following technical solutions: a thin-walled stainless steel pipe that is easy to maintain, comprising a pipe body and a lifting chamber, a flange pipe is installed at the front end of the pipe body, and a mounting plate is installed at the rear end of the pipe body;

[0005] Two fixing rings are installed on the outside of the tube body, connecting plates are installed at both ends of the fixing rings, support plates are installed at the lower ends of the connecting plates, electric hydraulic cylinders are installed inside the lifting chamber, the upper ends of the electric hydraulic cylinders pass through the lifting chamber and are fixedly connected to the lower ends of the support plates, and bottom plates are installed at the lower ends of the lifting chambers, and bolt holes are provided at the four corners of the upper ends of the bottom plates.

[0006] An inspection port is provided in the middle of the upper end of the tube body, and the lower end of the inspection port is connected to the inside of the tube body, and the inspection port is used to inspect the inside of the tube body.

[0007] As a further solution of the utility model: a sealing sheet is arranged on the front end wall of the flange pipe, and the sealing sheet is made of rubber material. The sealing sheet can seal the connection between the flange pipe and the mounting plate to avoid leakage.

[0008] As a further solution of the utility model: the outer side walls of the flange pipe and the mounting plate are each provided with four bolt seats, and the locking bolts are screwed into the bolt seats to fix the two pipe bodies, thereby improving the firmness.

[0009] As a further solution of the utility model: the inner layer material of the pipe body is an inner stainless steel layer, the outer layer of the inner stainless steel layer is provided with an insulation layer, the outer layer of the insulation layer is provided with an outer stainless steel layer, the outer layer of the outer stainless steel layer is provided with an anti-corrosion layer, and a double-layer structure of an outer stainless steel layer and an inner stainless steel layer is adopted to improve the quality of the pipe body.

[0010] As a further solution of the utility model: the thermal insulation layer is made of hard polyurethane foam, and the anti-corrosion layer is made of anti-corrosion paint material. The hard polyurethane foam has the characteristics of good thermal insulation, light weight, low thermal conductivity, and small closed cell rate, which can improve the thermal insulation capacity of the pipe body. The anti-corrosion paint material can improve the corrosion resistance of the pipe body surface and increase the service life.

[0011] As a further solution of the present invention: a water pressure sensor is installed in the middle of the left side wall of the tube body, and the water pressure sensor can monitor the water pressure in the tube body in real time.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. In the utility model, the bottom plate is fixed by bolt holes, and four electric hydraulic cylinders are started to drive four support plates to move upward, so that the height of the pipe body can be adjusted, which is convenient for the inspection port to inspect the inside of the pipe body.

[0014] 2. In the utility model, the insulation layer is made of rigid polyurethane foam, which has the characteristics of good thermal insulation, light weight, low thermal conductivity, and small closed-cell rate, and can improve the thermal insulation capacity of the pipe body. The anti-corrosion paint material can improve the corrosion resistance of the pipe body surface and increase the service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the material structure of the tube body in the utility model;

[0017] Figure 3 For the utility model Figure 2 An enlarged schematic diagram of location A;

[0018] Figure 4 It is a structural schematic diagram of the lifting chamber in the utility model.

[0019] In the figure: 1. pipe body; 2. inspection port; 3. fixing ring; 4. mounting plate; 5. water pressure sensor; 6. bottom plate; 7. connecting plate; 8. supporting plate; 9. lifting chamber; 10. flange pipe; 11. bolt seat; 12. sealing sheet; 13. anti-corrosion layer; 14. outer stainless steel layer; 15. insulation layer; 16. inner stainless steel layer; 17. electric hydraulic cylinder. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] It should be noted that the water pressure sensor 5 is a prior art and common knowledge to those skilled in the art, and will not be described in detail here.

[0022] See also Figures 1 to 4 In the embodiment of the utility model, a thin-walled stainless steel pipe that is easy to repair includes a pipe body 1 and a lifting chamber 9, a flange pipe 10 is installed at the front end of the pipe body 1, and a mounting plate 4 is installed at the rear end of the pipe body 1;

[0023] Two fixing rings 3 are installed on the outside of the tube body 1, and connecting plates 7 are installed at both ends of the fixing rings 3. Support plates 8 are installed at the lower ends of the connecting plates 7. Electric hydraulic cylinders 17 are installed inside the lifting chamber 9. The upper ends of the electric hydraulic cylinders 17 pass through the lifting chamber 9 and are fixedly connected to the lower ends of the support plates 8. The lower ends of the lifting chambers 9 are installed with bottom plates 6, and bolt holes are provided at the four corners of the upper ends of the bottom plates 6.

[0024] An inspection port 2 is provided in the middle of the upper end of the pipe body 1, and the lower end of the inspection port 2 is connected to the inside of the pipe body 1, and the inspection port 2 is used to inspect the inside of the pipe body 1; a sealing sheet 12 is provided on the front end wall of the flange pipe 10, and the sealing sheet 12 is made of rubber material. The sealing sheet 12 can seal the connection between the flange pipe 10 and the mounting plate 4 to avoid leakage; four bolt seats 11 are provided on the outer side walls of the flange pipe 10 and the mounting plate 4, and the locking bolts are screwed into the bolt seats 11 to fix the two pipe bodies 1, thereby improving the firmness; the inner layer material of the pipe body 1 is an inner stainless steel layer 16, and the outer layer of the inner stainless steel layer 16 is provided with an insulation layer 15, and the outer layer of the insulation layer 15 An outer stainless steel layer 14 is provided, and an anti-corrosion layer 13 is provided on the outer layer of the outer stainless steel layer 14. A double-layer structure of the outer stainless steel layer 14 and the inner stainless steel layer 16 is adopted to improve the quality of the pipe body 1; the thermal insulation layer 15 is made of hard polyurethane foam, and the anti-corrosion layer 13 is an anti-corrosion paint material. The hard polyurethane foam has the characteristics of good thermal insulation, light weight, low thermal conductivity, and small closed cell rate, which can improve the thermal insulation ability of the pipe body 1. The anti-corrosion paint material can improve the corrosion resistance of the surface of the pipe body 1 and increase the service life; a water pressure sensor 5 is installed in the middle of the left side wall of the pipe body 1, and the water pressure sensor 5 can monitor the water pressure in the pipe body 1 in real time.

[0025] The working principle of the utility model is: the pipe body 1 is carried to the place where the operation is required, the fixing ring 3 is installed on the pipe body 1, the bottom plate 6 is installed on the ground, the bottom plate 6 is fixed through the bolt holes, and the four electric hydraulic cylinders 17 are started to drive the four support plates 8 to move upward, so that the height of the pipe body 1 can be adjusted, which is convenient for the inspection port 2 to inspect the inside of the pipe body 1, the front end of the other pipe body 1 is sleeved on the flange pipe 10, and the locking bolts are all screwed into the bolt seat 11 to fix the two pipe bodies 1. The sealing sheet 12 can seal the connection between the flange pipe 10 and the mounting plate 4 to avoid leakage. The water pressure sensor 5 can monitor the water pressure in the pipe body 1 in real time. The thermal insulation layer 15 is made of hard polyurethane foam. The hard polyurethane foam has the characteristics of good thermal insulation, light weight, low thermal conductivity, small closed cell rate, etc., which can improve the thermal insulation capacity of the pipe body 1. The anti-corrosion paint material can improve the corrosion resistance of the surface of the pipe body 1 and improve the service life.

[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A thin-walled stainless steel pipe that is easy to maintain, comprising a pipe body (1) and a lifting chamber (9), wherein a flange pipe (10) is installed at the front end of the pipe body (1), and a mounting plate (4) is installed at the rear end of the pipe body (1); Features: Two fixing rings (3) are installed on the outside of the tube body (1), and connecting plates (7) are installed at both ends of the fixing rings (3). Support plates (8) are installed at the lower ends of the connecting plates (7). Electric hydraulic cylinders (17) are installed inside the lifting chamber (9), and the upper ends of the electric hydraulic cylinders (17) pass through the lifting chamber (9) and are fixedly connected to the lower ends of the support plates (8). A bottom plate (6) is installed at the lower ends of the lifting chamber (9), and bolt holes are arranged at the four corners of the upper end of the bottom plate (6).

2. The thin-walled stainless steel pipe that is easy to repair according to claim 1 is characterized in that: An inspection port (2) is provided in the middle of the upper end of the tube body (1), and the lower end of the inspection port (2) is connected to the interior of the tube body (1).

3. The thin-walled stainless steel pipe that is easy to maintain according to claim 1 is characterized in that: A sealing sheet (12) is provided on the front end wall of the flange pipe (10), and the sealing sheet (12) is made of rubber material.

4. The thin-walled stainless steel pipe that is easy to repair according to claim 1 is characterized in that: Four bolt seats (11) are provided on the outer side walls of the flange pipe (10) and the mounting plate (4).

5. The thin-walled stainless steel pipe that is easy to repair according to claim 1 is characterized in that: The inner layer material of the tube body (1) is an inner stainless steel layer (16), the outer layer of the inner stainless steel layer (16) is provided with a heat-insulating layer (15), the outer layer of the heat-insulating layer (15) is provided with an outer stainless steel layer (14), and the outer layer of the outer stainless steel layer (14) is provided with an anti-corrosion layer (13).

6. The thin-walled stainless steel pipe that is easy to repair according to claim 5, characterized in that: The thermal insulation layer (15) is made of hard polyurethane foam, and the anti-corrosion layer (13) is made of anti-corrosion paint material.

7. The thin-walled stainless steel pipe that is easy to repair according to claim 1 is characterized in that: A water pressure sensor (5) is installed in the middle of the left side wall of the tube body (1).

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