Tongue-and-groove pipe connector sealing structure
By using the structure of tenon, round groove, elastic sealing layer, reinforcement ring and overlapping plate in the interface of the enterprise port pipe, the problem of the sliding rubber ring being prone to aging and wear is solved, resulting in the degradation of sealing performance, and the stable positioning of the sealing layer and the improvement of sealing performance are achieved.
Patent Information
- Application Number
- CN202421719718.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-19
- Publication Date
- 2025-04-15
- Estimated Expiration
- 2034-07-19
AI Technical Summary
In the existing sealing structure of the enterprise port pipe interface, the sliding rubber ring is prone to aging and wear, resulting in a degradation of sealing performance, and there are problems such as unstable sealing performance, high maintenance cost and limited service life.
A sealing structure including tenons, round grooves, elastic sealing layer, reinforcement ring and overlapping plate is adopted. Through the coordination of the elastic sealing layer and circular grooves, the positioning effect of the reinforcement ring and overlapping plate is used to ensure the stable positioning of the sealing layer and reduce the displacement or damage of the sealing layer caused by external forces.
The stable positioning of the sealing layer is achieved, the stability of sealing performance is improved, the maintenance cost is reduced, and the service life of the sealing structure is extended.
Smart Images
Figure CN222760458U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of interface sealing, and in particular to a tongue-and-groove pipe interface sealing structure. Background Art
[0002] Tongue-and-groove pipes are a commonly used type of pipe in the field of building materials. They are connected by the tenon and the mortise at the pipe ends. This connection method can transfer the load between pipe fittings and increase sealing performance.
[0003] At present, tongue-and-groove pipe joints usually use sliding rubber rings for sealing and water-stopping. However, during long-term use, the sliding rubber rings are prone to degradation of sealing performance due to aging, wear or improper installation, and even leakage, which affects the normal operation of the pipeline system, and further leads to problems such as unstable sealing performance, high maintenance costs and limited service life. Utility Model Content
[0004] In view of the deficiencies in the prior art, the utility model provides a tongue-and-groove pipe joint sealing structure, which overcomes the deficiencies in the prior art and aims to solve the problems in the background technology.
[0005] In order to achieve the above-mentioned purpose, the present application adopts the following technical scheme: a tongue-and-groove pipe joint sealing structure, comprising a pipe body 1 and a pipe body 2, the outer side of the pipe body 1 is fixedly equipped with a tenon, the outer edge of the tenon is provided with a circular groove, the inner cavity of the tenon is provided with a receiving hole, the inner wall of the receiving hole is fixedly connected with a fixing plate, the outer wall of the fixing plate is fixedly connected with one end of a spring, the other end of the spring is fixedly connected with a sliding disk, the sliding disk is fixedly connected with an insertion rod on a side away from the spring, the inner wall of the circular groove is provided with an elastic sealing layer, the outer side of the elastic sealing layer is provided with an insertion hole, the side of the insertion rod away from the sliding disk is provided with an inclined surface, the outer side of the elastic sealing layer is provided with a reinforcement groove, the inner wall of the reinforcement groove is symmetrically provided with a reinforcement ring 1 and a reinforcement ring 2, the reinforcement ring 1 is fixedly connected with a lap plate on a side close to the reinforcement ring 2, and the inner wall of the lap plate is threaded with self-tapping screws.
[0006] As a preferred embodiment, the number of the lap plates is two, and the two lap plates are symmetrically arranged on both sides of the reinforcement ring one, the lap plates are overlapped on the outer side of the reinforcement ring two, and the self-tapping screws are threadedly connected to the inner wall of the reinforcement ring two and the lap plates.
[0007] By adopting the above technical solution, the reinforcement rings 1 and 2 can be stably installed on the inner wall of the reinforcement groove, thereby positioning the elastic sealing layer and ensuring the stability of the elastic sealing layer when it is positioned on the inner wall of the circular groove.
[0008] As a preferred implementation, the outer diameter of the sliding disk is matched with the inner wall diameter of the accommodating hole, and the sliding disk is slidably connected to the inner wall of the accommodating hole.
[0009] By adopting the above technical solution, the position of the insert rod can be adjusted when the insert rod is squeezed by the tenon, thereby driving the sliding plate to slide on the inner wall of the accommodating hole.
[0010] As a preferred embodiment, a sliding hole is opened on the side wall of the circular groove, and the sliding hole is communicated with the accommodating hole, the insertion rod is slidably connected to the inner wall position of the sliding hole, the position of the insertion rod corresponds to the position of the socket, and the insertion rod is inserted into the inner wall position of the socket.
[0011] By adopting the above technical solution, the elastic sealing layer can be pressed downward along the inclined surface when it is installed to the inner wall position of the circular groove, and then the insertion rod is inserted into the inner wall position of the insertion hole, so that the elastic sealing layer can be quickly positioned to the inner wall position of the circular groove.
[0012] As a preferred embodiment, the width of the elastic sealing layer is adapted to the inner wall width of the circular groove, the outer edge thickness of the elastic sealing layer is greater than the outer edge thickness of the tenon, the side wall of the elastic sealing layer is sloped, and the elastic sealing layer is made of high temperature resistant and corrosion resistant elastic material.
[0013] By adopting the above technical solution, the kissing surfaces between the tenon and the two outer sides of the tube body can be closely fitted to form an effective seal.
[0014] As a preferred embodiment, a tenon groove is provided on one side of the tube body 2 close to the tube body 1, and the tenon groove is consistent with the tenon.
[0015] By adopting the above technical solution, the pipe body one and the pipe body two can be quickly connected by using the tenon and the tenon groove, ensuring that they can be installed quickly.
[0016] As a preferred embodiment, a lubricating layer is provided on the inner wall of the elastic sealing layer, and the lubricating layer is prepared by clay rock.
[0017] By adopting the above technical solution, the friction resistance when the tenon and the tenon groove slide relative to each other can be reduced, thereby increasing the service life of the sealing structure.
[0018] As a preferred embodiment, the number of the receiving holes, fixed plates, springs, sliding plates, insertion rods, sockets and inclined surfaces is four, and the four receiving holes, fixed plates, springs, sliding plates, insertion rods, sockets and inclined surfaces are distributed in a ring shape on the inner wall of the tenon and the outer side of the elastic sealing layer.
[0019] By adopting the above technical solution, the elastic sealing layer can be positioned from four different directions, ensuring the stability of the elastic sealing layer positioned inside the tenon and preventing it from arbitrarily shifting in position.
[0020] Beneficial effects of this application:
[0021] 1. This tongue-and-groove pipe joint sealing structure is achieved by taking the elastic sealing layer and installing it on the inner wall of the circular groove. Then the reinforcement ring 1 and the reinforcement ring 2 can be respectively sleeved on the inner wall of the reinforcement groove until the lap plate is overlapped to the outer side of the reinforcement ring 2. Then the reinforcement ring 1 and the reinforcement ring 2 can be stably positioned on the inner wall of the reinforcement groove using self-tapping screws to ensure the stability of the elastic sealing layer when it is positioned on the inner wall of the circular groove. It is used to further position the elastic sealing layer to prevent it from being displaced or damaged due to external force, and to ensure that an effective seal is formed after the pipe body 1 and the pipe body 2 are connected.
[0022] 2. The tongue-and-groove pipe joint sealing structure has a lubricating layer made of clay rock, which can reduce the friction resistance when the tenon and the mortise slide relative to each other, thereby increasing the service life of the sealing structure. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 A schematic diagram of the three-dimensional structure of this application;
[0024] Figure 2 This is a schematic diagram of the expanded structure of this application;
[0025] Figure 3 This is a schematic diagram of the cross-sectional structure of the tenon of this application;
[0026] Figure 4 For this application Figure 3 The enlarged structural diagram at A in the middle;
[0027] Figure 5 This is a schematic diagram of the expanded structure of the elastic sealing layer of the present application;
[0028] Figure 6 This is a schematic diagram of the structure of the reinforcement ring 1 and the reinforcement ring 2 of the present application;
[0029] Figure 7 For this application Figure 6 Enlarged structural diagram at B in the middle.
[0030] Numbers in the figure: 1. Tube body one; 2. Tube body two; 3. Tenon; 4. Round groove; 5. Receiving hole; 6. Fixing plate; 7. Spring; 8. Sliding disk; 9. Insert rod; 10. Elastic sealing layer; 11. Insert hole; 12. Inclined surface; 13. Reinforcement groove; 14. Reinforcement ring one; 15. Reinforcement ring two; 16. Overlap plate; 17. Self-tapping screw. DETAILED DESCRIPTION
[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments.
[0032] Reference Figure 1-7 A tongue-and-groove pipe joint sealing structure comprises a pipe body 1 and a pipe body 2, a tenon 3 is fixedly assembled on the outer side of the pipe body 1, a circular groove 4 is provided on the outer edge of the tenon 3, a receiving hole 5 is provided in the inner cavity of the tenon 3, a fixing plate 6 is fixedly connected to the inner wall of the receiving hole 5, one end of a spring 7 is fixedly connected to the outer wall of the fixing plate 6, a sliding disk 8 is fixedly connected to the other end of the spring 7, a plug rod 9 is fixedly connected to the side of the sliding disk 8 away from the spring 7, an elastic sealing layer 10 is provided on the inner wall of the circular groove 4, a plug hole 11 is provided on the outer side of the elastic sealing layer 10, a slope 12 is provided on the side of the plug rod 9 away from the sliding disk 8, a reinforcement groove 13 is provided on the outer side of the elastic sealing layer 10, a reinforcement ring 14 and a reinforcement ring 2 15 are symmetrically arranged on the inner wall of the reinforcement groove 13, a lap plate 16 is fixedly connected to the side of the reinforcement ring 14 close to the reinforcement ring 2 15, and a self-tapping screw 17 is threadedly connected to the inner wall of the lap plate 16.
[0033] See also Figure 7 There are two lap plates 16, and the two lap plates 16 are symmetrically arranged on both sides of the reinforcement ring 14. The lap plates 16 are overlapped on the outer side of the reinforcement ring 2 15. The self-tapping screws 17 are threadedly connected to the inner wall positions of the reinforcement ring 2 15 and the lap plates 16, so that the reinforcement rings 14 and the reinforcement rings 15 can be stably installed on the inner wall positions of the reinforcement groove 13, thereby playing a positioning role for the elastic sealing layer 10 and ensuring the stability of the elastic sealing layer 10 when it is positioned on the inner wall position of the circular groove 4.
[0034] See also Figure 4 The outer diameter of the sliding plate 8 is adapted to the inner wall diameter of the receiving hole 5, and the sliding plate 8 is slidably connected to the inner wall position of the receiving hole 5, so that the position of the insertion rod 9 can be adjusted when the tenon 3 is squeezed, thereby driving the sliding plate 8 to slide on the inner wall position of the receiving hole 5.
[0035] See also Figure 4 and Figure 5 A sliding hole is provided on the side wall of the circular groove 4, and the sliding hole is communicated with the accommodating hole 5. The insertion rod 9 is slidably connected to the inner wall position of the sliding hole. The position of the insertion rod 9 corresponds to the position of the insertion hole 11. The insertion rod 9 is inserted into the inner wall position of the insertion hole 11, so that when the elastic sealing layer 10 is installed to the inner wall position of the circular groove 4, the elastic sealing layer 10 is pressed downward along the inclined surface 12, and then the insertion rod 9 is inserted into the inner wall position of the insertion hole 11, and then the elastic sealing layer 10 can be quickly positioned to the inner wall position of the circular groove 4.
[0036] See also Figure 5 and Figure 6 The width of the elastic sealing layer 10 is adapted to the inner wall width of the circular groove 4, the outer edge thickness of the elastic sealing layer 10 is greater than the outer edge thickness of the tenon 3, and the side wall of the elastic sealing layer 10 is sloped. The elastic sealing layer 10 is made of high temperature resistant and corrosion resistant elastic material, so that it can fit closely to the kissing surface between the tenon 3 and the outer side of the tube body 2 to form an effective seal.
[0037] See also Figure 1 A tenon groove is provided on one side of the tube body 2 close to the tube body 1, and the tenon groove matches the tenon 3, so that the tenon 3 and the tenon groove can be used to quickly connect the tube body 1 and the tube body 2, ensuring that the installation can be quickly achieved.
[0038] See also Figure 1 The inner wall of the elastic sealing layer 10 is provided with a lubricating layer, and the lubricating layer is made of clay rock, so that the friction resistance when the tenon 3 and the tenon groove slide relative to each other can be reduced, thereby improving the service life of the sealing structure.
[0039] See also Figure 3 and Figure 4 The number of the accommodating holes 5, the fixing plate 6, the spring 7, the sliding disk 8, the insertion rod 9, the insertion hole 11 and the inclined surface 12 are all four, and the four accommodating holes 5, the fixing plate 6, the spring 7, the sliding disk 8, the insertion rod 9, the insertion hole 11 and the inclined surface 12 are distributed in a ring shape on the inner wall position of the tenon 3 and the outer position of the elastic sealing layer 10, so that the elastic sealing layer 10 can be positioned from four different directions, thereby ensuring the stability of the elastic sealing layer 10 positioned on the inner side of the tenon 3 and ensuring that it will not be arbitrarily offset in position.
[0040] Working principle: When using the device, first, the elastic sealing layer 10 can be taken and installed to the inner wall position of the circular groove 4, and the elastic sealing layer 10 can be pressed downward along the inclined surface 12, and then the insertion rod 9 can be inserted into the inner wall position of the insertion hole 11, and then the elastic sealing layer 10 can be quickly positioned to the inner wall position of the circular groove 4, and then the reinforcement ring 14 and the reinforcement ring 2 15 can be respectively sleeved to the inner wall position of the reinforcement groove 13, until the lap plate 16 is overlapped to the outer position of the reinforcement ring 2 15, and then the self-tapping screws 17 can be used to stably position the reinforcement ring 14 and the reinforcement ring 2 15 on the inner wall position of the reinforcement groove 13, to ensure the stability of the elastic sealing layer 10 when it is positioned on the inner wall position of the circular groove 4, and to further position the elastic sealing layer 10 to prevent it from being displaced or damaged due to external force. The lubricating layer prepared by clay rock can reduce the friction resistance when the tenon 3 and the tenon groove slide relative to each other, thereby improving the service life of the sealing structure.
[0041] The above is only a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed in the present application according to the technical solution and utility model concept of the present application, which should be covered by the protection scope of the present application.
Claims
1. A tongue-and-groove pipe joint sealing structure, comprising a pipe body 1 (1) and a pipe body 2 (2), characterized in that: The outer side of the tube body (1) is fixedly equipped with a tenon (3), the outer edge of the tenon (3) is provided with a circular groove (4), the inner cavity of the tenon (3) is provided with a receiving hole (5), the inner wall of the receiving hole (5) is fixedly connected to a fixing plate (6), the outer wall of the fixing plate (6) is fixedly connected to one end of a spring (7), the other end of the spring (7) is fixedly connected to a sliding plate (8), the side of the sliding plate (8) away from the spring (7) is fixedly connected to an insertion rod (9), and the inner wall of the circular groove (4) is provided with an elastic sealing layer (10), an insertion hole (11) is provided on the outer side of the elastic sealing layer (10), a slope (12) is provided on the side of the insertion rod (9) away from the sliding plate (8), a reinforcement groove (13) is provided on the outer side of the elastic sealing layer (10), a reinforcement ring 1 (14) and a reinforcement ring 2 (15) are symmetrically arranged on the inner wall of the reinforcement groove (13), a lap plate (16) is fixedly connected to the side of the reinforcement ring 1 (14) close to the reinforcement ring 2 (15), and a self-tapping screw (17) is threadedly connected to the inner wall of the lap plate (16).
2. A tongue-and-groove pipe joint sealing structure according to claim 1, characterized in that: The number of the lap plates (16) is two, and the two lap plates (16) are symmetrically arranged at two sides of the reinforcement ring 1 (14), the lap plates (16) are overlapped at the outer side of the reinforcement ring 2 (15), and the self-tapping screws (17) are threadedly connected to the inner wall positions of the reinforcement ring 2 (15) and the lap plates (16).
3. A tongue-and-groove pipe joint sealing structure according to claim 1, characterized in that: The outer diameter of the sliding plate (8) is matched to the inner wall diameter of the accommodating hole (5), and the sliding plate (8) is slidably connected to the inner wall of the accommodating hole (5).
4. A tongue-and-groove pipe joint sealing structure according to claim 1, characterized in that: A sliding hole is provided on the side wall of the circular groove (4), and the sliding hole is communicated with the receiving hole (5). The insertion rod (9) is slidably connected to the inner wall position of the sliding hole. The positions of the insertion rod (9) and the insertion hole (11) correspond to each other, and the insertion rod (9) is inserted into the inner wall position of the insertion hole (11).
5. The tongue-and-groove pipe joint sealing structure according to claim 1, characterized in that: The width of the elastic sealing layer (10) is matched to the inner wall width of the circular groove (4), the outer edge thickness of the elastic sealing layer (10) is greater than the outer edge thickness of the tenon (3), the side wall of the elastic sealing layer (10) is sloped, and the elastic sealing layer (10) is made of a high temperature resistant and corrosion resistant elastic material.
6. A tongue-and-groove pipe joint sealing structure according to claim 1, characterized in that: A tenon groove is provided on one side of the second tube body (2) close to the first tube body (1), and the tenon groove matches the tenon head (3).
7. The tongue-and-groove pipe joint sealing structure according to claim 1, characterized in that: The inner wall of the elastic sealing layer (10) is provided with a lubricating layer, and the lubricating layer is prepared from clay rock.
8. The tongue-and-groove pipe joint sealing structure according to claim 1, characterized in that: The number of the receiving hole (5), the fixing plate (6), the spring (7), the sliding plate (8), the insertion rod (9), the insertion hole (11) and the inclined surface (12) is four, and the four receiving holes (5), the fixing plate (6), the spring (7), the sliding plate (8), the insertion rod (9), the insertion hole (11) and the inclined surface (12) are distributed in a ring shape at the inner wall position of the tenon (3) and the outer position of the elastic sealing layer (10).