Heat insulation pipe joint structure

Abstract

The utility model discloses a heat insulation pipe joint structure which comprises a heat insulation pipe body, the outer wall of the heat insulation pipe body is fixedly connected with a fixing block, the outer wall of the fixing block is movably connected with a connecting flange, the inner wall of the connecting flange is provided with an installation hole, the outer wall of the fixing block is fixedly connected with a sealing gasket, and the sealing gasket is fixedly connected with the heat insulation pipe body. A through hole is formed in the inner wall of the sealing gasket, a sealing ring is movably connected to the inner wall of the through hole, threads are distributed on the outer wall of the fixing block, the fixing block is connected with the heat insulation pipe body in a welded mode, threads are distributed on the inner wall of the connecting flange, and the connecting flange is connected with the fixing block through the threads. According to the device, by arranging the heat insulation pipe body, the fixing blocks, the connecting flanges, the mounting holes, the sealing gaskets, the through holes and the sealing rings, double sealing work after mounting is facilitated, so that the sealing effect after mounting is improved, and the problem that leakage is prone to occurring due to the poor sealing effect is solved.

Description

Technical Field

[0001] The utility model belongs to the technical direction of thermal insulation pipes, and specifically relates to a thermal insulation pipe joint structure. Background Art

[0002] Insulated pipes are used for the transportation of liquids, gases and other media. They are used in the insulation projects of pipelines in the fields of petroleum, chemical industry, aerospace, hot springs, military, central heating, central air conditioning, municipal engineering, etc. Insulated pipes need to be connected through joint structures when in use.

[0003] The existing heat-insulating pipe joint structure has a poor sealing effect during use, which easily leads to leakage, thereby causing inconvenience to the connection of the insulating pipe. This phenomenon has become a problem that needs to be solved urgently by people in this field. Utility Model Content

[0004] The utility model aims to provide a heat-insulating pipe joint structure for existing devices to solve the problems raised in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: an insulating pipe joint structure, comprising an insulating pipe body, the outer wall of the insulating pipe body is fixedly connected with a fixing block, the outer wall of the fixing block is movably connected with a connecting flange, the inner wall of the connecting flange is provided with a mounting hole, the outer wall of the fixing block is fixedly connected with a sealing gasket, the inner wall of the sealing gasket is provided with a through hole, and the inner wall of the through hole is movably connected with a sealing ring. By providing an insulating pipe body, a fixing block, a connecting flange, a mounting hole, a sealing gasket, a through hole and a sealing ring, double sealing is facilitated after installation, thereby improving the sealing effect after installation, solving the problem of easy leakage caused by poor sealing effect, meeting people's work needs, and worthy of popularization and use.

[0006] Furthermore, the outer wall of the fixing block is provided with threads, and the fixing block is welded to the insulation pipe body, the inner wall of the connecting flange is provided with threads, and the connecting flange is connected to the fixing block via threads, which facilitates the installation of the connecting flange.

[0007] Furthermore, the mounting holes are distributed at equal angles along the axial center line of the connecting flange, and the mounting holes and the through holes are located on the same axial center line, which facilitates the installation of external bolts.

[0008] Furthermore, the sealing gasket is an elastic structure, and the sealing gasket fits tightly with the connecting flange, which facilitates sealing after the connecting flange is connected.

[0009] Furthermore, the inner diameter of the through hole is larger than the inner diameter of the mounting hole, and the inner diameter of the sealing ring is smaller than the inner diameter of the mounting hole, which facilitates sealing after the external bolts are connected.

[0010] Compared with the prior art, the beneficial effects achieved by the utility model are: the utility model,

[0011] (1) The provision of an insulating pipe body, a fixing block, a connecting flange, a mounting hole, a sealing gasket, a through hole and a sealing ring facilitates double sealing after installation, thereby improving the sealing effect after installation, solving the problem of easy leakage caused by poor sealing effect, meeting people's work needs, and is worthy of promotion and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a three-dimensional cross-sectional schematic diagram of the utility model;

[0015] Figure 3 It is a front view schematic diagram of the utility model.

[0016] In the figure: 1. Insulating pipe body; 2. Fixing block; 3. Connecting flange; 4. Mounting hole; 5. Sealing gasket; 6. Through hole; 7. Sealing ring. DETAILED DESCRIPTION

[0017] The following is a further non-limiting detailed description of the technical solution of the utility model in conjunction with the preferred embodiments and the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0018] See also Figure 1-3 The utility model provides a technical solution: an insulating pipe joint structure, including an insulating pipe body 1, an outer wall of the insulating pipe body 1 is fixedly connected with a fixing block 2, an outer wall of the fixing block 2 is movably connected with a connecting flange 3, an inner wall of the connecting flange 3 is provided with a mounting hole 4, an outer wall of the fixing block 2 is fixedly connected with a sealing gasket 5, an inner wall of the sealing gasket 5 is provided with a through hole 6, and an inner wall of the through hole 6 is movably connected with a sealing ring 7. By arranging the insulating pipe body 1, the fixing block 2, the connecting flange 3, the mounting hole 4, the sealing gasket 5, the through hole 6 and the sealing ring 7, it is beneficial to perform double sealing after installation, thereby improving the sealing effect after installation, solving the problem of easy leakage caused by poor sealing effect, meeting people's work needs, and worthy of popularization and use.

[0019] Furthermore, threads are distributed on the outer wall of the fixing block 2, and the fixing block 2 is welded to the insulating pipe body 1, threads are distributed on the inner wall of the connecting flange 3, and the connecting flange 3 is connected to the fixing block 2 via threads, which facilitates the installation of the connecting flange 3.

[0020] Furthermore, the mounting holes 4 are distributed at equal angles along the axial center line of the connecting flange 3, and the mounting holes 4 and the through holes 6 are located on the same axial center line, which facilitates the installation of external bolts.

[0021] Furthermore, the sealing gasket 5 is an elastic structure, and the sealing gasket 5 is tightly fitted to the connecting flange 3, which facilitates sealing of the connecting flange 3 after connection.

[0022] Furthermore, the inner diameter of the through hole 6 is larger than the inner diameter of the mounting hole 4, and the inner diameter of the sealing ring 7 is smaller than the inner diameter of the mounting hole 4, which facilitates sealing after the external bolt connection.

[0023] When in use, first fix the fixing block 2 to the outer wall of the insulating pipe body 1, then move the sealing gasket 5 to deform, and then pass the connecting flange 3 through the sealing gasket 5 to be threadedly connected to the fixing block 2. Subsequently, the sealing gasket 5 restores its original state through its own elasticity, and then connects the two insulating pipe bodies 1 through the connecting flange 3 and the external bolts. At this time, the sealing gasket 5 will seal the two connecting flanges 3, and the sealing ring 7 will seal the external bolts, thereby realizing the double sealing function, improving the sealing effect, and solving the problem of easy leakage.

[0024] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0025] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit them. Although the utility model is described in detail with reference to the above embodiments, a person skilled in the art should understand that the technical solutions described in the above embodiments can still be modified, or some of the technical features can be replaced by equivalents, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A heat-insulating pipe joint structure, comprising a heat-insulating pipe body (1), characterized in that: The outer wall of the thermal insulation pipe body (1) is fixedly connected to a fixing block (2), the outer wall of the fixing block (2) is movably connected to a connecting flange (3), the inner wall of the connecting flange (3) is provided with a mounting hole (4), the outer wall of the fixing block (2) is fixedly connected to a sealing gasket (5), the inner wall of the sealing gasket (5) is provided with a through hole (6), and the inner wall of the through hole (6) is movably connected to a sealing ring (7).

2. The thermal insulation pipe joint structure according to claim 1, characterized in that: The outer wall of the fixing block (2) is provided with threads, and the fixing block (2) is connected to the heat-insulating pipe body (1) by welding.

3. The thermal insulation pipe joint structure according to claim 1, characterized in that: The inner wall of the connecting flange (3) is provided with threads, and the connecting flange (3) is connected to the fixing block (2) via the threads.

4. The thermal insulation pipe joint structure according to claim 1, characterized in that: The mounting holes (4) are distributed at equal angles along the axial center line of the connecting flange (3), and the mounting holes (4) and the through holes (6) are located on the same axial center line.

5. The thermal insulation pipe joint structure according to claim 1, characterized in that: The sealing gasket (5) is an elastic structure, and the sealing gasket (5) is tightly fitted to the connecting flange (3).

6. The thermal insulation pipe joint structure according to claim 1, characterized in that: The inner diameter of the through hole (6) is larger than the inner diameter of the mounting hole (4), and the inner diameter of the sealing ring (7) is smaller than the inner diameter of the mounting hole (4).

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