Pipeline connector capable of preventing leakage
By using a double-layer sealant layer and winding layer to reinforce the pipe interface, the problem of loose water leakage after the inner liner interface is connected to the inspection well is solved, achieving better sealing and stability.
Patent Information
- Application Number
- CN202421690645.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-16
- Publication Date
- 2025-05-23
- Estimated Expiration
- 2034-07-16
AI Technical Summary
After long-term use of the existing pipeline interface, the plug-in area between the inner liner interface and the inspection well is prone to loosening and causing water leakage.
The double-layer sealant layer is used for sealing and adhesion, and the connection is reinforced by four cloths and five coatings to ensure a stable connection between the main pipe body and the inspection well.
It effectively prevents loosening and water leakage, and improves the sealing and stability of the pipe interface.
Smart Images
Figure CN222893734U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of pipeline interfaces, in particular to a pipeline interface capable of preventing leakage. Background Art
[0002] The pipeline interface refers to the connecting part between pipelines, pipelines and equipment, pipelines and valves, etc. It is mainly used to transfer substances such as fluids or gases. There are many types of pipeline interfaces. When selecting a pipeline interface, you need to consider factors such as the material, diameter, pressure requirements, and use environment of the pipe. At the same time, you need to ensure that the pipeline joints are well sealed to prevent fluid leakage and ensure the stable operation of the pipeline system.
[0003] The existing pipeline interface consists of a main body, a connecting branch pipe and an inner liner interface. The bottom of the main body is connected to the connecting branch pipe for sewage circulation, and the top of the main body is connected to the inspection well through the inner liner interface. However, the inner liner interface is connected to the inspection well in a plug-in and fixed manner. After long-term use, the plug-in part will become loose and leak. Utility Model Content
[0004] The utility model aims to provide a leak-proof pipe interface to solve the problem that the plug-in fixing method is adopted when the inner tank interface is connected to the inspection well, and the plug-in part may become loose and leak after long-term use.
[0005] To achieve the above purpose, the utility model provides the following technical solutions: a leak-proof pipe interface, comprising a main pipe body, a connecting branch pipe and an inner liner interface body,
[0006] A connecting branch pipe is welded at the bottom of the main body, an inner liner interface body is welded inside the main body, the inside of the main body is plugged with the inspection well body through the inner liner interface body, and a well cover is sleeved on the upper side of the inspection well body.
[0007] Preferably, the inner side of the main body and the outer side of the inner tank interface body are both coated with a first sealant layer, and the outer side of the inspection well body is coated with a second sealant layer.
[0008] Preferably, a winding layer is wound around the outer side of the joint between the main pipe and the inspection well body, and the winding layer is a 400mm wide glass fiber cloth and is wound in a four-cloth five-coat manner.
[0009] Preferably, the first sealant layer is weather-resistant silicone sealant, and the second sealant layer is made of epoxy resin mixed with asbestos wool.
[0010] Preferably, a first connection layer, a second connection layer and a third connection layer are provided inside the connection branch pipe, and the first connection layer, the second connection layer and the third connection layer are arranged in order from small to large.
[0011] Preferably, the first connection layer, the second connection layer and the third connection layer are all threaded layers, and a sewage pipe is arranged inside the connecting branch pipe.
[0012] Preferably, one end of the sewage pipe is threadedly connected to a corresponding threaded layer through a threaded connection layer, and a limiting hole is provided on the outer side of the sewage pipe.
[0013] Preferably, a mounting block is connected to the upper side of the connecting branch pipe, and a groove is provided inside the mounting block.
[0014] Preferably, a connecting rod is inserted into the groove, and both ends of the connecting rod are respectively connected to a plug-in block and a lifting plate.
[0015] Preferably, a return spring is installed inside the groove, the bottom of the return spring is elastically connected to the plug-in block, and the bottom of the plug-in block is plugged into the limiting hole on the adjacent side.
[0016] Compared with the prior art, the beneficial effect of the utility model is as follows: the leakage-proof pipe interface, before connecting the inner liner interface body with the inspection well body, first use the first sealant layer to apply the inner wall interface of the main body and the inner liner interface body, and then use the second sealant layer to apply the outer wall of the inspection well body. After the coating is completed, the bottom of the inspection well body is plugged and bonded with the main body and the inner liner interface body, and the connection between the main body and the inspection well body is reinforced with a winding layer, which solves the problem of loosening and leakage at the plug-in position after long-term use when the inner liner interface is connected to the inspection well.
[0017] 1. The leak-proof pipe interface, in order to prevent the inner liner interface body and the inspection well body from loosening and leaking after being connected for a long time, before connecting the inner liner interface body and the inspection well body, first use the first sealant layer to apply the inner wall interface of the main body and the inner liner interface body, and then use the second sealant layer to apply the outer wall of the inspection well body. After the coating is completed, the bottom of the inspection well body is plugged and bonded with the main body and the inner liner interface body, and the connection between the main body and the inspection well body is reinforced with a winding layer. The leak-proof pipe interface is sealed and bonded by a double-layer sealant on the inside, and reinforced and sealed by a four-layer and five-coat winding method on the outside, which has better anti-loosening and anti-leakage effects;
[0018] 2. The leak-proof pipe interface is provided with a first connection layer, a second connection layer and a third connection layer inside the main pipe body for flexible docking and use. The three connection layers can adapt to different sizes of sewage pipes. At the same time, a limiting hole is provided on the outside of the sewage pipe. During installation, the lifting plate at the installation block is pulled upward, and the lifting plate pulls the plug-in block upward to the inside of the groove through the connecting rod. The sewage pipe is threadedly connected to the corresponding connection layer through the threaded connection layer, and the lifting plate is loosened. At this time, the plug-in block can be plugged and limited with the corresponding limiting hole under the action of the reset spring. The leak-proof pipe interface can be connected to sewage pipes of different diameters by setting multiple connection layers, which is more flexible and convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 This is a schematic diagram of the main structure of the pipeline interface of the utility model;
[0020] Figure 2 This is a schematic diagram of the main cross-sectional structure of the pipeline interface of the utility model;
[0021] Figure 3 This is a schematic diagram of the cross-sectional structure of the pipeline interface of the utility model from top view;
[0022] Figure 4 This is a schematic diagram of the main structure of the sewage pipe of the utility model.
[0023] In the figure: 1. main pipe body; 2. connecting branch pipe; 3. liner interface body; 4. inspection well body; 401. well cover; 5. first sealing glue layer; 501. second sealing glue layer; 502. winding layer; 6. first connecting layer; 601. second connecting layer; 602. third connecting layer; 7. sewage pipe; 701. threaded connection layer; 702. limiting hole; 8. plug-in block; 801. connecting rod; 802. groove; 803. lifting plate; 804. reset spring; 9. mounting block. DETAILED DESCRIPTION
[0024] 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.
[0025] See also Figure 1 , Figure 2 and Figure 3 The utility model provides a technical solution: a leakage-proof pipe interface, comprising a main pipe body 1, a connecting branch pipe 2 and an inner liner interface body 3,
[0026] A connecting branch pipe 2 is welded to the bottom of the main body 1, and an inner liner interface body 3 is welded inside the main body 1. The inside of the main body 1 is connected to the inspection well body 4 through the inner liner interface body 3. A manhole cover 401 is sleeved on the upper side of the inspection well body 4. The inner side of the main body 1 and the outer side of the inner liner interface body 3 are both coated with a first sealant layer 5, and the outer side of the inspection well body 4 is coated with a second sealant layer 501. A winding layer 502 is wrapped around the outer side of the connection between the main body 1 and the inspection well body 4. The winding layer 502 is a 400mm wide glass fiber cloth and is wound in a four-cloth five-coating method. The first sealant layer 5 is a weather-resistant silicone sealant, and the second sealant layer 501 is made of epoxy resin mixed with asbestos wool.
[0027] During specific implementation, in order to prevent the inner liner interface body 3 and the inspection well body 4 from loosening and leaking after being connected for a long time, before connecting the inner liner interface body 3 and the inspection well body 4, first use the first sealant layer 5 to apply the inner wall interface of the main body 1 and the inner liner interface body 3, and then use the second sealant layer 501 to apply the outer wall of the inspection well body 4. After the coating is completed, the bottom of the inspection well body 4 is plugged and bonded with the main body 1 and the inner liner interface body 3, and a winding layer 502 made of glass fiber cloth is used to reinforce the connection between the main body 1 and the inspection well body 4 by a four-cloth-five-coat winding method, and C20 concrete is used to cover the connecting branch pipe 2. The leak-proof pipe interface is sealed and bonded by a double-layer sealant on the inside, and reinforced and sealed by a four-cloth-five-coat winding method on the outside, which has better anti-loosening and anti-leakage effects.
[0028] See also Figure 2 , Figure 3 and Figure 4 It can be seen that the connecting branch pipe 2 is provided with a first connecting layer 6, a second connecting layer 601 and a third connecting layer 602, the first connecting layer 6, the second connecting layer 601 and the third connecting layer 602 are arranged in order from small to large, the first connecting layer 6, the second connecting layer 601 and the third connecting layer 602 are all threaded layers, and a sewage pipe 7 is provided inside the connecting branch pipe 2, and one end of the sewage pipe 7 is threadedly connected to the corresponding threaded layer through the threaded connecting layer 701;
[0029] A limiting hole 702 is provided on the outer side of the sewage pipe 7, and a mounting block 9 is connected to the upper side of the connecting branch pipe 2. A groove 802 is provided inside the mounting block 9, and a connecting rod 801 is inserted into the groove 802. The two ends of the connecting rod 801 are respectively connected to a plug-in block 8 and a lifting plate 803. A return spring 804 is installed in the groove 802, and the bottom of the return spring 804 is elastically connected to the plug-in block 8, and the bottom of the plug-in block 8 is plugged into the limiting hole 702 on the adjacent side.
[0030] During specific implementation, in order to facilitate the flexible docking and use of the main pipe body 1, the inside of the main pipe body 1 is provided with a first connecting layer 6, a second connecting layer 601 and a third connecting layer 602. The three connecting layers can adapt to different sizes of sewage pipes 7. At the same time, a limiting hole 702 is provided on the outer side of the sewage pipe 7. During installation, the lifting plate 803 at the installation block 9 is pulled upward, and the lifting plate 803 pulls the plug-in block 8 upward to the inside of the groove 802 through the connecting rod 801, and the sewage pipe 7 is threadedly connected to the corresponding connecting layer through the threaded connecting layer 701. The lifting plate 803 is loosened, and the plug-in block 8 can be plugged and limited with the corresponding limiting hole 702 under the action of the reset spring 804, so as to avoid loosening of the connection between the sewage pipe 7 and the connecting branch pipe 2. The leak-proof pipe interface realizes connection with sewage pipes 7 of different diameters by setting multiple connecting layers, which is more flexible and convenient to use.
[0031] To sum up, when using the leak-proof pipe interface, use the first sealant layer 5 to apply to the inner wall interface of the main body 1 and the inner liner interface body 3, and use the second sealant layer 501 to apply to the outer wall of the inspection well body 4. After the application is completed, the bottom of the inspection well body 4 is plugged and bonded with the main body 1 and the inner liner interface body 3, and the winding layer 502 is used to reinforce the connection between the main body 1 and the inspection well body 4. At the same time, the manhole cover 401 is connected to the inspection well body 4, and the lifting plate 803 at the mounting block 9 is pulled upwards. The sewage pipe 7 is threadedly connected to the corresponding connection layer through the threaded connection layer 701, and the lifting plate 803 is loosened. The contents not described in detail in this description belong to the existing technology known to professional and technical personnel in this field.
[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.
Claims
1. A leak-proof pipe interface, comprising a main pipe body (1), a connecting branch pipe (2) and an inner liner interface body (3), characterized in that: A connecting branch pipe (2) is welded to the bottom of the main body (1), an inner liner interface body (3) is welded inside the main body (1), the inside of the main body (1) is plugged into the inspection well body (4) through the inner liner interface body (3), a manhole cover (401) is sleeved on the upper side of the inspection well body (4), the inner side of the main body (1) and the outer side of the inner liner interface body (3) are both coated with a first sealing glue layer (5), the outer side of the inspection well body (4) is coated with a second sealing glue layer (501), and a winding layer (502) is wound around the outer side of the connection between the main body (1) and the inspection well body (4), the winding layer (502) is a 400mm wide glass fiber cloth and is wound in a four-cloth five-coat manner.
2. The anti-leakage pipe joint according to claim 1, characterized in that: The first sealant layer (5) is weather-resistant silicone sealant, and the second sealant layer (501) is made of epoxy resin mixed with asbestos wool.
3. The anti-leakage pipe joint according to claim 1, characterized in that: A first connection layer (6), a second connection layer (601) and a third connection layer (602) are arranged inside the connection branch pipe (2), and the first connection layer (6), the second connection layer (601) and the third connection layer (602) are arranged in order from small to large.
4. The anti-leakage pipe joint according to claim 3, characterized in that: The first connection layer (6), the second connection layer (601) and the third connection layer (602) are all threaded layers, and a sewage pipe (7) is arranged inside the connecting branch pipe (2).
5. The anti-leakage pipe joint according to claim 4, characterized in that: One end of the sewage pipe (7) is threadedly connected to a corresponding threaded layer via a threaded connection layer (701), and a limiting hole (702) is provided on the outside of the sewage pipe (7).
6. The anti-leakage pipe joint according to claim 4, characterized in that: The upper side of the connecting branch pipe (2) is connected to a mounting block (9), and a groove (802) is provided inside the mounting block (9).
7. The anti-leakage pipe joint according to claim 6, characterized in that: A connecting rod (801) is inserted into the groove (802), and two ends of the connecting rod (801) are respectively connected to a plug-in block (8) and a lifting plate (803).
8. The anti-leakage pipe joint according to claim 7, characterized in that: A return spring (804) is installed inside the groove (802), the bottom of the return spring (804) is elastically connected to the plug-in block (8), and the bottom of the plug-in block (8) is plugged into the limiting hole (702) on the adjacent side.