Hydraulic engineering pipeline connection sealing device

Abstract

The utility model discloses a hydraulic engineering pipeline connection sealing device which comprises a first pipe body, a second pipe body is arranged on the right side of the first pipe body, a first shell is arranged on the surface of the first pipe body in a sleeved mode, a second shell is arranged on the surface of the second pipe body in a sleeved mode, and a connecting pipe is arranged between an inner cavity of the first shell and an inner cavity of the second shell. The top of the first shell is fixedly connected with a supporting block, and the surface of the supporting block is movably connected with a threaded rod through a bearing. Through the cooperation of the first pipe body, the second pipe body, the first shell, the second shell, the connecting pipe, the supporting block, the threaded rod, the threaded sleeve, the sealing groove and the sealing gasket, the hydraulic engineering pipeline connecting and sealing device has the advantage of being provided with a clamping and sealing mechanism, overcomes some defects existing in the using process of an existing hydraulic engineering pipeline connecting and sealing device, and can be used for sealing the hydraulic engineering pipeline if the clamping and sealing mechanism is not provided. The sealing performance of water conservancy project pipeline connection is reduced, so that normal use of water conservancy project pipelines is affected, and the current market demand cannot be met.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy projects, in particular to a water conservancy project pipeline connection sealing device. Background Technique

[0002] A water conservancy project is a general term for various engineering constructions built to control, utilize and protect surface and underground water resources and the environment. A sealing device is used for the connection of water conservancy project pipelines.

[0003] However, the previous water conservancy project pipeline connection sealing devices have some defects in use. For example, they do not have a clamping and sealing mechanism, which reduces the sealing performance of the water conservancy project pipeline connection, thus affecting the normal use of the water conservancy project pipeline and cannot meet the needs of the current market. Due to the above problems, the practicability and usability of the water conservancy project pipeline connection sealing device are reduced, and the water conservancy project pipeline connection sealing device is specifically introduced. Content of the Utility Model

[0004] The purpose of the utility model is to provide a water conservancy project pipeline connection sealing device, which has the advantage of a clamping and sealing mechanism, and solves the problems that the previous water conservancy project pipeline connection sealing devices have some defects in use, such as not having a clamping and sealing mechanism, reducing the sealing performance of the water conservancy project pipeline connection, thus affecting the normal use of the water conservancy project pipeline and not meeting the needs of the current market.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A water conservancy project pipeline connection sealing device, including a first pipe body, a second pipe body is arranged on the right side of the first pipe body, a first housing is sleeved on the surface of the first pipe body, a second housing is sleeved on the surface of the second pipe body, a connecting pipe is arranged between the inner cavities of the first housing and the second housing, a support block is fixedly connected to the top of the first housing, a threaded rod is rotatably connected to the surface of the support block through a bearing, a threaded sleeve is threadedly connected to the right end of the threaded rod, the surface of the threaded sleeve is fixedly connected to the surface of the second housing, sealing grooves are opened in the inner cavities of the first housing and the second housing, and a sealing gasket is arranged in the inner cavity of the sealing groove.

[0006] Preferably, the sealing gasket includes a base layer, a tear-resistant layer is fixedly connected to the outer surface of the base layer, a high-temperature resistant layer is fixedly connected to the outer surface of the tear-resistant layer, a corrosion-resistant layer is fixedly connected to the outer surface of the high-temperature resistant layer, a wear-resistant layer is fixedly connected to the outer surface of the corrosion-resistant layer, and the corrosion-resistant layer includes a first protective layer and a second protective layer.

[0007] Preferably, the material of the base layer is non-fluidizing rubber, and the material of the tear-resistant layer is a glass fiber coating.

[0008] Preferably, the material of the high-temperature resistant layer is polytetrafluoroethylene material, and the material of the wear-resistant layer is polyurethane material.

[0009] Preferably, the material of the first protective layer is phenolic resin material, and the material of the second protective layer is polyamide resin material.

[0010] Preferably, the left end of the threaded rod is fixedly connected with a handwheel, and the surface of the handwheel is provided with anti-slip lines.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] 1. Through the cooperation of the first pipe body, the second pipe body, the first shell, the second shell, the connecting pipe, the support block, the threaded rod, the threaded sleeve, the sealing groove and the sealing gasket, the present utility model realizes the advantages of having a clamping and sealing mechanism, and solves some defects existing in the use of the conventional water conservancy project pipeline connection sealing device, such as not having a clamping and sealing mechanism, reducing the sealing performance of the water conservancy project pipeline connection, thus affecting the normal use of the water conservancy project pipeline and not meeting the current market demand.

[0013] 2. By setting a tensile layer, it is used to improve the anti-deformation ability of the sealing gasket. By setting a high-temperature resistant layer, it is used to improve the high-temperature resistance ability of the sealing gasket, thereby preventing the sealing gasket from deforming due to heat. By setting an anti-corrosion layer, it is used to extend the service life of the sealing gasket, thus ensuring the sealing effect of the water conservancy project pipeline connection sealing device. By setting a wear-resistant layer, it is used to improve the water resistance, anti-corrosion and wear resistance of the sealing gasket. By setting the first protective layer and the second protective layer, it is used to improve the anti-corrosion ability of the sealing gasket. By setting a handwheel, it is convenient for the user to rotate the threaded rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional structure diagram of the present utility model;

[0015] Figure 2 is a cross-sectional structure diagram of the present utility model;

[0016] Figure 3 is a schematic diagram of the material composition of the sealing gasket of the present utility model;

[0017] Figure 4 is a schematic diagram of the material composition of the anti-corrosion layer of the present utility model.

[0018] In the figure: 1. First pipe body; 2. Second pipe body; 3. First shell; 4. Second shell; 5. Connecting pipe; 6. Support block; 7. Threaded rod; 8. Threaded sleeve; 9. Sealing groove; 10. Sealing gasket; 11. Base layer; 12. Tensile layer; 13. High-temperature resistant layer; 14. Anti-corrosion layer; 15. Wear-resistant layer; 16. First protective layer; 17. Second protective layer; 18. Handwheel. Detailed implementation mode

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0020] Please refer to Figures 1-4 , a water conservancy project pipeline connection sealing device, including a first pipe body 1, a second pipe body 2 is arranged on the right side of the first pipe body 1, a first shell 3 is sleeved on the surface of the first pipe body 1, a second shell 4 is sleeved on the surface of the second pipe body 2, a connecting pipe 5 is arranged between the inner cavities of the first shell 3 and the second shell 4, a support block 6 is fixedly connected to the top of the first shell 3, a threaded rod 7 is movably connected to the surface of the support block 6 through a bearing, the right end of the threaded rod 7 is threadedly connected to a threaded sleeve 8, the surface of the threaded sleeve 8 is fixedly connected to the surface of the second shell 4, sealing grooves 9 are opened in the inner cavities of the first shell 3 and the second shell 4, and sealing gaskets 10 are arranged in the inner cavities of the sealing grooves 9. Through the cooperation of the first pipe body 1, the second pipe body 2, the first shell 3, the second shell 4, the connecting pipe 5, the support block 6, the threaded rod 7, the threaded sleeve 8, the sealing grooves 9 and the sealing gaskets 10, the advantages of having a clamping and sealing mechanism are realized, and some defects existing in the use of the conventional water conservancy project pipeline connection sealing device are solved, such as not having a clamping and sealing mechanism, reducing the sealing performance of the water conservancy project pipeline connection, thus affecting the normal use of the water conservancy project pipeline and not meeting the current market demand.

[0021] The sealing gasket 10 includes a base layer 11, a tensile layer 12 is fixedly connected to the outer surface of the base layer 11, a high-temperature resistant layer 13 is fixedly connected to the outer surface of the tensile layer 12, a corrosion-resistant layer 14 is fixedly connected to the outer surface of the high-temperature resistant layer 13, a wear-resistant layer 15 is fixedly connected to the outer surface of the corrosion-resistant layer 14, and the corrosion-resistant layer 14 includes a first protective layer 16 and a second protective layer 17.

[0022] The material of the base layer 11 is non-fluidized rubber, and the material of the tensile layer 12 is a glass fiber coating.

[0023] Through the above technical solution, by setting the tensile layer 12, it is used to improve the deformation resistance of the sealing gasket 10.

[0024] The material of the high-temperature resistant layer 13 is polytetrafluoroethylene material, and the material of the wear-resistant layer 15 is polyurethane material.

[0025] Through the above technical solution, by providing a high-temperature resistant layer 13, it is used to improve the high-temperature resistance of the gasket 10, thereby preventing the gasket 10 from deforming due to heat. By providing a wear-resistant layer 15, it is used to improve the waterproof, corrosion-resistant and wear-resistant capabilities of the gasket 10.

[0026] The material of the first protective layer 16 is phenolic resin material, and the material of the second protective layer 17 is polyamide resin material.

[0027] Through the above technical solution, by providing the first protective layer 16 and the second protective layer 17, it is used to improve the corrosion resistance of the gasket 10.

[0028] The left end of the threaded rod 7 is fixedly connected with a handwheel 18, and the surface of the handwheel 18 is provided with anti-slip lines.

[0029] Through the above technical solution, by providing the handwheel 18, it is convenient for the user to rotate the threaded rod 7.

[0030] During use, the user thermally connects the first housing 3 and the second housing 4 to the surfaces of the first pipe body 1 and the second pipe body 2 respectively. The user rotates the handwheel 18, the handwheel 18 drives the threaded rod 7 to rotate, the threaded rod 7 drives the threaded sleeve 8 to move leftward, the threaded sleeve 8 drives the second housing 4 to move leftward, and the movement of the second housing 4 makes the connecting pipe 5 in close contact with the gasket 10, thereby ensuring the sealing performance of the pipeline connection. By providing a tensile layer 12, it is used to improve the anti-deformation ability of the gasket 10. By providing a high-temperature resistant layer 13, it is used to improve the high-temperature resistance of the gasket 10, thereby preventing the gasket 10 from deforming due to heat. By providing an anti-corrosion layer 14, it is used to extend the service life of the gasket 10, thereby ensuring the sealing effect of the pipeline connection sealing device for water conservancy projects. By providing a wear-resistant layer 15, it is used to improve the waterproof, corrosion-resistant and wear-resistant capabilities of the gasket 10. By providing the first protective layer 16 and the second protective layer 17, it is used to improve the corrosion resistance of the gasket 10.

[0031] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipeline connection sealing device for water conservancy projects, comprising a first pipe body (1), characterized in that: A second pipe body (2) is provided on the right side of the first pipe body (1). A first housing (3) is sleeved on the surface of the first pipe body (1). A second housing (4) is sleeved on the surface of the second pipe body (2). A connecting pipe (5) is provided between the inner cavities of the first housing (3) and the second housing (4). A support block (6) is fixedly connected to the top of the first housing (3). A threaded rod (7) is rotatably connected to the surface of the support block (6) through a bearing. The right end of the threaded rod (7) is threadedly connected to a threaded sleeve (8). The surface of the threaded sleeve (8) is fixedly connected to the surface of the second housing (4). Sealing grooves (9) are provided in the inner cavities of the first housing (3) and the second housing (4). Sealing gaskets (10) are provided in the inner cavities of the sealing grooves (9).

2. The water conservancy project pipeline connection sealing device according to claim 1, characterized in that: The sealing gasket (10) includes a base layer (11). A tensile layer (12) is fixedly connected to the outer surface of the base layer (11). A heat-resistant layer (13) is fixedly connected to the outer surface of the tensile layer (12). An anti-corrosion layer (14) is fixedly connected to the outer surface of the heat-resistant layer (13). A wear-resistant layer (15) is fixedly connected to the outer surface of the anti-corrosion layer (14). The anti-corrosion layer (14) includes a first protective layer (16) and a second protective layer (17).

3. The water conservancy project pipeline connection sealing device according to claim 2, wherein: The material of the base layer (11) is non-fluidized rubber. The material of the tensile layer (12) is a fiberglass coating.

4. The water conservancy project pipeline connection sealing device according to claim 2, characterized in that: The material of the heat-resistant layer (13) is polytetrafluoroethylene material. The material of the wear-resistant layer (15) is polyurethane material.

5. The water conservancy project pipeline connection sealing device according to claim 2, characterized in that: The material of the first protective layer (16) is phenolic resin material. The material of the second protective layer (17) is polyamide resin material.

6. The water conservancy project pipeline connection sealing device according to claim 1, characterized in that: A handwheel (18) is fixedly connected to the left end of the threaded rod (7). Anti-slip lines are provided on the surface of the handwheel (18).

Images