Novel hydraulic engineering pipeline inner wall connecting and sealing device

Abstract

The utility model provides a novel hydraulic engineering pipeline inner wall connecting and sealing device. The novel hydraulic engineering pipeline inner wall connecting and sealing device comprises a pipeline, a connecting flange, a sealing ring structure capable of abutting against and being inserted and a sealing pipe structure capable of being sleeved and sliding. Through the arrangement of the first sealing ring, the fixing groove, the pushing ring, the spring, the second sealing ring and the inserting pipe, the pushing ring is pushed through the spring in the using process, then the pressure between the second sealing ring and the connecting flange is increased in the connecting and sealing process, and the sealing effect in the using process is improved; and by arranging a sleeving pipe, a splicing pipe, a third sealing ring, a connecting ring and an elastic ring, the outer wall of the connecting flange can be sleeved with the sleeving pipe in the using process, shielding and protection work can be conveniently conducted in the using process, and the purpose that the sealing effect is affected after the first sealing ring is exposed to the wind and the sun is prevented.

Description

Technical Field

[0001] The utility model belongs to the technical field of pipeline connection and sealing equipment, in particular to a novel water conservancy project pipeline inner wall connection and sealing device. Background Art

[0002] Water conservancy projects are projects built to control and allocate surface water and groundwater in nature to achieve the purpose of eliminating harm and promoting benefits. They are also called water projects. Water conservancy projects require the construction of different types of hydraulic structures such as dams, dikes, spillways, sluices, water inlets, channels, ferries, rafts and fishways to achieve their goals. Pipes are devices connected by pipes, pipe connectors and valves for transporting gas, liquid or fluid with solid particles. In the laying of water conservancy project pipelines, sealing devices need to be set at the connections during the connection of the pipelines. The existing water conservancy project pipeline inner wall connection sealing device includes a connecting pipe, an inner sealing pipe, a connecting plate, a connecting rod, a connecting flange, a spring, a sealing ring, a contact plate, a rotating shaft, a spiral blade, and a plug. This water conservancy project pipeline inner wall connection sealing device is inconvenient to increase the sealing pressure during the sealing process and is inconvenient to perform sleeve protection during use. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a new type of water conservancy project pipeline inner wall connection sealing device. By improving the sealing mechanism during use, it is convenient to increase the pressure between the sealing components during use and set a shielding sealing mechanism during use, so as to facilitate the purpose of shielding and protection during the sealing process.

[0004] A novel water conservancy project pipeline inner wall connection sealing device includes a pipeline, which is respectively welded to the middle position of the left and right sides of the connecting flange and the connecting flanges are correspondingly arranged. It is characterized in that a sealing ring structure that can be tightly plugged in is provided between the connecting flanges; and the outer wall of the pipeline is provided with a sliding sealing pipe structure that can be sleeved.

[0005] Preferably, the tightenable plug-in sealing ring structure includes a first sealing ring, a fixing groove is provided in the inner middle position of the first sealing ring; pushing rings are respectively plugged into the left and right sides of the inner part of the fixing groove; springs are fixed in sequence between the pushing rings; the outer walls of the pushing rings are respectively glued with second sealing rings; and a plug-in tube is fixed in the middle position of the outer wall of the pushing ring.

[0006] Preferably, the sleeveable sliding sealing tube structure includes a sleeve tube, the butt ends of the sleeve tube are respectively integrated with splicing tubes; the inner wall of the sleeve tube is glued with a third sealing ring; the outer wall of the splicing tube is threadedly connected with a connecting ring; the left and right ends of the connecting ring are respectively glued with elastic rings.

[0007] Compared with the prior art, the beneficial effects of the present invention are:

[0008] 1. In the present invention, the arrangement of the first sealing ring, the fixing groove, the pushing ring, the spring, the second sealing ring and the plug-in tube is conducive to pushing the pushing ring by the spring during use and then increasing the pressure between the second sealing ring and the connecting flange during the connection and sealing process, thereby improving the sealing effect during use.

[0009] 2. In the present invention, the arrangement of the sleeve tube, the splicing tube, the third sealing ring, the connecting ring and the elastic ring is conducive to being sleeved on the outer wall of the connecting flange through the sleeve tube during use, which is convenient for shielding and protecting work during use, and prevents the first sealing ring from being affected by wind and sun and affecting the sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural diagram of the present utility model.

[0011] Figure 2 It is a structural schematic diagram of the utility model of a sealing ring structure capable of being tightly plugged in.

[0012] Figure 3 It is a structural schematic diagram of the sleeveable sliding sealing tube structure of the utility model.

[0013] In the picture:

[0014] 1. Pipeline; 2. Connecting flange; 3. Tightly plug-in sealing ring structure; 31. First sealing ring; 32. Fixing groove; 33. Pushing ring; 34. Spring; 35. Second sealing ring; 36. Plug-in tube; 4. Socketable sliding sealing tube structure; 41. Socket tube; 42. Splicing tube; 43. Third sealing ring; 44. Connecting ring; 45. Elastic ring. DETAILED DESCRIPTION

[0015] The present invention will be described in detail below with reference to the accompanying drawings. Figure 1 and attached Figure 2As shown, a new type of water conservancy project pipeline inner wall connection sealing device includes a pipeline 1, a connecting flange 2, a sealing ring structure 3 that can be tightly plugged in and a sleeve-sliding sealing pipe structure 4. The pipeline 1 is respectively welded to the middle position of the left and right sides of the connecting flange 2 and the connecting flange 2 is correspondingly arranged; a sealing ring structure 3 that can be tightly plugged in is arranged between the connecting flanges 2; the outer wall of the pipeline 1 is provided with a sliding sealing pipe structure 4; the sealing ring structure 3 that can be tightly plugged in includes a first sealing ring 31, a fixing groove 32, a pushing ring 33, a spring 34, a second sealing ring 35 and a plug-in pipe 36, and a fixing groove 32 is opened in the middle position of the first sealing ring 31; the left and right sides of the interior of the fixing groove 32 are respectively A push ring 33 is inserted; springs 34 are fixed between the push rings 33 in sequence; the outer walls of the push rings 33 are glued with second sealing rings 35 respectively; a plug-in tube 36 is fixed at the middle position of the outer wall of the push ring 33; when in use, the pipeline 1 is installed in a suitable position, and a suitable connecting flange 2 is set at the end of the pipeline 1. During the installation process, the first sealing ring 31 is inserted between the connecting flanges 2, and the plug-in tube 36 is respectively inserted into the interior of the connecting flange 2 after passing through the interior of the pipeline 1. The pipeline 1 is connected by using external bolts to pass through the connecting flange 2 and then cooperate with the nuts. During the connection process, the first sealing ring 31, the push ring 33 and the second sealing ring 35 cooperate to perform sealing.

[0016] In this embodiment, combined with the Figure 3 As shown, the sleeveable sliding sealing tube structure 4 includes a sleeve tube 41, a splicing tube 42, a third sealing ring 43, a connecting ring 44 and an elastic ring 45. The butt ends of the sleeve tube 41 are respectively integrated with the splicing tube 42; the inner wall of the sleeve tube 41 is glued with the third sealing ring 43; the outer wall of the splicing tube 42 is threadedly connected with the connecting ring 44; the left and right ends of the connecting ring 44 are respectively glued with elastic rings 45; before the pipeline 1 is installed and connected, the sleeve tube 41 is sleeved on the outer wall of the pipeline 1, and the sleeve tube 41 is pushed to move after the connection and installation. After the movement, the sleeve tube 41 is threadedly connected to the outer wall of the splicing tube 42 through the connecting ring 44 to realize the connection work of the sleeve tube 41, which is convenient for protecting the first sealing ring 31 during the connection and sealing process to prevent the first sealing ring 31 from being weathered by wind and sun, thereby completing the connection and sealing work.

[0017] In this embodiment, specifically, the plug-in tubes 36 are respectively plugged into the left and right ends of the first sealing ring 31 ; the second sealing ring 35 is an elastic silicone ring.

[0018] In this embodiment, specifically, the first sealing ring 31 is set in the middle position between the connecting flanges 2; the plug-in tubes 36 are respectively plugged into the inside of the pipeline 1; and the second sealing rings 35 are respectively set in contact with the connecting flanges 2.

[0019] In this embodiment, specifically, the elastic ring 45 is an elastic rubber ring and the elastic ring 45 is respectively provided in contact with the sleeve tube 41 ; the third sealing ring 43 is an elastic silicone ring.

[0020] In this embodiment, specifically, the sleeve pipes 41 are sleeved on the outer wall of the pipeline 1 ; and the spliced ​​pipes 42 are arranged on the outer wall of the connecting flange 2 .

[0021] How it works

[0022] In the present invention, when in use, the pipe 1 is installed in a suitable position, and a suitable connecting flange 2 is set at the end of the pipe 1. During the installation process, the first sealing ring 31 is inserted between the connecting flanges 2, and the plug-in pipe 36 is respectively inserted into the interior of the connecting flange 2 and then inserted into the interior of the pipe 1. The pipe 1 connection work is achieved by using external bolts to penetrate the connecting flange 2 and then cooperate with the nuts. During the connection process, the first sealing ring 31, the pushing ring 33 and the second sealing ring 35 cooperate to perform sealing work. Before the pipe 1 is installed and connected, the sleeve pipe 41 is sleeved on the outer wall of the pipe 1. After the connection and installation, the sleeve pipe 41 is pushed to move. After moving, it is threadedly connected to the outer wall of the splicing pipe 42 through the connecting ring 44 to achieve the connection of the sleeve pipe 41, which is convenient for protecting the first sealing ring 31 during the connection and sealing process to prevent the first sealing ring 31 from being weathered by wind and sun, thereby completing the connection and sealing work.

[0023] Utilizing the technical solution described in the present invention, or those skilled in the art designing similar technical solutions inspired by the technical solution of the present invention to achieve the above-mentioned technical effects, all fall within the scope of protection of the present invention.

Claims

1. A novel water conservancy project pipeline inner wall connection sealing device, comprising a pipeline (1), wherein the pipeline (1) is respectively welded to the middle position of the left and right sides of the connecting flange (2) and the connecting flange (2) is correspondingly arranged; characterized in that, A sealing ring structure (3) capable of being tightly plugged in is provided between the connecting flanges (2) in the novel water conservancy project pipeline inner wall connection sealing device; and a sealing pipe structure (4) capable of being sleeved and slidably connected is provided on the outer wall of the pipeline (1).

2. The novel water conservancy project pipeline inner wall connection sealing device according to claim 1 is characterized in that: The said pluggable sealing ring structure (3) comprises a first sealing ring (31), a fixing groove (32) is provided in the middle position inside the said first sealing ring (31); a pushing ring (33) is respectively plugged in on the left and right sides inside the said fixing groove (32); springs (34) are fixed in sequence between the said pushing rings (33); a second sealing ring (35) is respectively glued to the outer wall of the said pushing ring (33); and a plug-in tube (36) is fixed in the middle position of the outer wall of the said pushing ring (33).

3. The novel water conservancy project pipeline inner wall connection sealing device according to claim 1 is characterized in that: The sleeveable sliding sealing tube structure (4) comprises a sleeve tube (41), the butt ends of the sleeve tube (41) are respectively integrally provided with a splicing tube (42); the inner wall of the sleeve tube (41) is glued with a third sealing ring (43); the outer wall of the splicing tube (42) is threadedly connected to a connecting ring (44); and the left and right ends of the connecting ring (44) are respectively glued with elastic rings (45).

4. The novel water conservancy project pipeline inner wall connection sealing device according to claim 2, characterized in that: The first sealing ring (31) is arranged at the middle position between the connecting flanges (2); the plug-in pipes (36) are respectively plugged into the inside of the pipelines (1); and the second sealing rings (35) are respectively arranged in contact with the connecting flanges (2).

5. The novel water conservancy project pipeline inner wall connection sealing device according to claim 3 is characterized in that: The sleeve pipes (41) are respectively sleeved on the outer wall of the pipeline (1); and the spliced ​​pipes (42) are arranged on the outer wall of the connecting flange (2).

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