Pipeline connecting structure
By designing a pipeline connection structure including rubber sealing ring, movable locking ring, movable locking pin and nut, the problems of cumbersome pipe connection and long disassembly in the prior art are solved, and a fast, simple and firm pipeline connection is achieved.
Patent Information
- Application Number
- CN202422480743.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-14
- Publication Date
- 2025-05-06
- Estimated Expiration
- 2034-10-14
AI Technical Summary
Existing pipeline connections mostly use flange method, and the flange connection parts are fixed through bolts. The connection process is cumbersome, and multiple bolts need to be disassembled in sequence during later disassembly, which takes a long time and affects the construction progress.
A pipeline connection structure is designed, including sewage pipes, rubber sealing rings, movable locking rings, movable locking pins and nuts. The seal is achieved through the rubber sealing ring, the positioning blocks cooperate with the positioning grooves to achieve guidance, and the movable locking pins and nuts are used for fixing and disassembly.
It realizes the fast, simple and firm pipe connection, reduces the connection and disassembly time, and improves construction efficiency.
Smart Images
Figure CN222836476U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of pipeline connection, in particular to a pipeline connection structure. Background Art
[0002] A pipeline is a device connected by pipes, pipe connectors and valves for transporting gas, liquid or fluid with solid particles. Pipes are widely used, mainly in water supply, drainage, heating, gas supply, long-distance transportation of oil and natural gas, agricultural irrigation, water conservancy projects and various industrial installations. During the construction process, it is inevitable to connect two pipelines in order to achieve the connectivity of the two pipelines.
[0003] At present, flanges are mostly used for pipeline connection. The flange connection parts are fixed by bolts. During the connection process, a wrench needs to be used to tighten and fix the bolts one by one. The operation is cumbersome, and multiple bolts need to be removed one by one during the later disassembly. It takes a long time and affects the progress of pipeline construction. Utility Model Content
[0004] The present invention relates to a pipeline connection structure, which solves the problem that the existing pipeline connection mostly adopts the flange method, the flange connection part is fixed by bolts, the connection process needs to use a wrench to screw and fix the bolts in turn, the operation is cumbersome, and during the later disassembly, multiple bolts need to be disassembled in turn, which takes a long time and affects the progress of pipeline construction.
[0005] In a first aspect of the present disclosure, a pipe connection structure is provided, which specifically includes: a sewage pipe, a rubber sealing ring, a movable locking ring, a movable locking pin and a nut; the front and rear ends of the sewage pipe are connected to two connected sewage pipes, and a rubber sealing ring is installed inside the rear end of the sewage pipe; the rear end of the sewage pipe is externally connected to a movable locking ring and a nut, and the movable locking ring is externally connected to two movable locking pins, and the movable locking pins are connected to the two sewage pipes.
[0006] Furthermore, the front end of the sewage pipe is inserted into the rear end of another sewage pipe, and a sealing ring groove is provided in the rear end of the sewage pipe. The front end of the sewage pipe is inserted into the sealing ring groove, and the rubber sealing ring is located in the sealing ring groove. The rubber sealing ring contacts the front end of the sewage pipe. When the two sewage pipes are plugged together, the front end of the sewage pipe is inserted into the sealing ring groove, so that the front end of the sewage pipe contacts the rubber sealing ring, and the rubber sealing ring has a sealing effect on the plug-in portion of the two sewage pipes.
[0007] Furthermore, a positioning groove is arranged outside the rear end of the sewage pipe, and a positioning block is arranged outside the front end of the sewage pipe, and the positioning block is located in the positioning groove.
[0008] Furthermore, an external connection hole is arranged on the outside of the rear end of the sewage pipe, and an internal connection groove is arranged on the outside of the front end of the sewage pipe, and the internal connection groove is communicated with the external connection hole.
[0009] Furthermore, the movable locking pin is slidably connected in the external connecting hole, and the inner end of the movable locking pin is slidably inserted in the internal connecting groove. Through the cooperation of the positioning block and the positioning groove, it has a guiding effect on the plug-in parts of the two sewage pipes, so that the external connecting hole and the internal connecting groove are accurately connected, avoiding the occurrence of rotational misalignment.
[0010] Furthermore, the movable locking ring is slidably connected to the outside of the sewage pipe, an inclined sliding hole is arranged on the outside of the movable locking ring, a linkage block is arranged near the outer end of the movable locking pin, and the linkage block is slidably connected in the inclined sliding hole.
[0011] Furthermore, an external thread is provided on the outside of the rear end of the sewage pipe, and a nut is threadedly connected to the outside of the rear end of the sewage pipe. The nut is in contact with a movable locking ring. When the external connecting hole and the internal connecting groove are in a connected state, the nut is rotated, and the nut pushes the movable locking ring to move. The linkage block moves in the inclined sliding hole, and the movable locking ring drives the two movable locking pins to move inward synchronously, so that the inner end of the movable locking pin is inserted into the internal connecting groove, and the movable locking pin has a fixing effect on the plug-in parts of the two sewage pipes.
[0012] The utility model provides a pipeline connection structure, which has the following beneficial effects:
[0013] When the utility model is in use, when two sewage pipes are plugged together, the front end of the sewage pipe is inserted into the sealing ring groove, so that the front end of the sewage pipe contacts the rubber sealing ring, and the rubber sealing ring has a sealing effect on the plugging position of the two sewage pipes.
[0014] In addition, the cooperation between the positioning block and the positioning groove can guide the plug-in parts of the two sewage pipes, so that the outer connecting hole and the inner connecting groove are accurately connected, avoiding the occurrence of rotational misalignment; when the outer connecting hole and the inner connecting groove are in a connected state, the nut is rotated, and the nut pushes the movable locking ring to move, and the linkage block moves in the inclined sliding hole, and the movable locking ring drives the two movable locking pins to move inward synchronously, so that the inner ends of the movable locking pins are inserted into the inner connecting groove, and the plug-in parts of the two sewage pipes are fixed by the movable locking pins, so that the firmness of the force on the connection parts of the two sewage pipes is ensured, and the installation and construction of the sewage pipes is quick and time-saving; when the two sewage pipes need to be separated at a later stage, it is only necessary to rotate the nut in the opposite direction and move the movable locking ring in the opposite direction, and the movable locking ring drives the two movable locking pins to move outward synchronously, so that the inner ends of the movable locking pins are separated from the inner connecting groove, and the sewage pipes can be pulled outward to separate the two sewage pipes, which is simpler and faster.
[0015] Other advantages, objectives and features of the present invention will be reflected in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the drawings of the embodiment will be briefly introduced below.
[0017] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.
[0018] In the attached picture:
[0019] Figure 1 A schematic diagram of the connection structure of two sewage pipes of the present application is shown;
[0020] Figure 2 A schematic diagram of the cross-sectional structure of the connection parts of two sewage pipes of the present application is shown;
[0021] Figure 3 The schematic diagram of the rear end section structure of the sewage pipe of the present application is shown;
[0022] Figure 4 The schematic diagram of the axial structure of the sewage pipe front end of the present application is shown;
[0023] Figure 5 A schematic diagram of the split structure of the movable locking ring and the movable locking pin of the present application is shown.
[0024] Reference numerals list
[0025] 1. Sewage pipe; 101. Sealing ring groove; 102. Positioning groove; 103. External connecting hole; 104. External thread; 105. Positioning block; 106. Internal connecting groove; 2. Rubber sealing ring; 3. Movable locking ring; 301. Oblique sliding hole; 4. Movable locking pin; 401. Linkage block; 5. Nut. DETAILED DESCRIPTION
[0026] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment 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.
[0027] Example 1: Please refer to Figures 1 to 5 :
[0028] The utility model proposes a pipeline connection structure, comprising: a sewage pipe 1, a rubber sealing ring 2, a movable locking ring 3, a movable locking pin 4 and a nut 5; the front and rear ends of the sewage pipe 1 are connected to the two connected sewage pipes 1, and the rubber sealing ring 2 is installed in the rear end of the sewage pipe 1; the rear end of the sewage pipe 1 is externally connected with a movable locking ring 3 and a nut 5, and the movable locking ring 3 is externally connected with two movable locking pins 4, and the movable locking pin 4 is connected with the two sewage pipes 1; the front end of the sewage pipe 1 is plugged into the rear end of the other sewage pipe 1, and a sealing ring groove 101 is provided in the rear end of the sewage pipe 1, the front end of the sewage pipe 1 is plugged into the sealing ring groove 101, the rubber sealing ring 2 is located in the sealing ring groove 101, and the rubber sealing ring 2 contacts with the front end of the sewage pipe 1; when the two sewage pipes 1 are plugged together, the front end of the sewage pipe 1 is inserted into the sealing ring groove 101, so that the front end of the sewage pipe 1 contacts with the rubber sealing ring 2, and the rubber sealing ring 2 plays a sealing effect on the plug-in part of the two sewage pipes 1.
[0029] In the embodiment of the present disclosure, a positioning groove 102 is provided on the outside of the rear end of the sewage pipe 1, a positioning block 105 is provided on the outside of the front end of the sewage pipe 1, and the positioning block 105 is located in the positioning groove 102. An external connecting hole 103 is provided on the outside of the rear end of the sewage pipe 1, and an internal connecting groove 106 is provided on the outside of the front end of the sewage pipe 1. The internal connecting groove 106 is communicated with the external connecting hole 103, and the movable locking pin 4 is slidably connected in the external connecting hole 103. The inner end of the movable locking pin 4 is slidably inserted in the internal connecting groove 106, and the movable locking ring 3 is slidably connected to the outside of the sewage pipe 1. An inclined sliding hole 301 is provided on the outside of the movable locking ring 3, and a linkage block 401 is provided near the outer end of the movable locking pin 4. The linkage block 401 is slidably connected in the inclined sliding hole 301, and an external thread 104 is provided on the outside of the rear end of the sewage pipe 1. The nut 5 is threadedly connected to the outside of the rear end of the sewage pipe 1, and the nut 5 is in contact with the movable locking ring 3;
[0030] By adopting the above technical solution, the positioning block 105 cooperates with the positioning groove 102 to guide the plug-in parts of the two sewage pipes 1, so that the outer connecting hole 103 and the inner connecting groove 106 are accurately connected to avoid the occurrence of rotational misalignment; when the outer connecting hole 103 and the inner connecting groove 106 are in a connected state, the nut 5 is rotated, and the nut 5 pushes the movable locking ring 3 to move, and the linkage block 401 moves in the inclined sliding hole 301, and the movable locking ring 3 drives the two movable locking pins 4 to move inward synchronously, so that the inner end of the movable locking pin 4 is inserted into the inner connecting groove 106, The movable locking pin 4 is used to fix the plug-in parts of the two sewage pipes 1, thereby ensuring the firmness of the force on the connection parts of the two sewage pipes 1, making the installation and construction of the sewage pipes 1 quick and time-saving; when the two sewage pipes 1 need to be separated later, it is only necessary to rotate the nut 5 in the opposite direction and move the movable locking ring 3 in the opposite direction. The movable locking ring 3 drives the two movable locking pins 4 to move outward synchronously, so that the inner end of the movable locking pin 4 is separated from the inner connecting groove 106, and the sewage pipe 1 can be pulled outward to separate the two sewage pipes 1, which is simpler and faster.
[0031] The working principle of this embodiment is as follows: first, two sewage pipes 1 are plugged together, and the front end of the sewage pipe 1 is inserted into the sealing ring groove 101, so that the front end of the sewage pipe 1 contacts the rubber sealing ring 2, and the rubber sealing ring 2 plays a sealing effect on the plug-in part of the two sewage pipes 1; the positioning block 105 is plugged and matched with the positioning groove 102, which plays a guiding effect on the plug-in part of the two sewage pipes 1, so that the outer connection hole 103 and the inner connection groove 106 are accurately connected to avoid the occurrence of rotational misalignment; when the outer connection hole 103 and the inner connection groove 106 are in a connected state, the nut 5 is rotated, and the nut 5 pushes the movable locking ring 3 to move, and the linkage block 401 When moving in the inclined sliding hole 301, the movable locking ring 3 drives the two movable locking pins 4 to move inward synchronously, so that the inner ends of the movable locking pins 4 are inserted into the inner connecting groove 106, and the movable locking pins 4 are used to fix the plug-in parts of the two sewage pipes 1, thereby ensuring the firmness of the force on the connection parts of the two sewage pipes 1; when the two sewage pipes 1 need to be separated later, it is only necessary to rotate the nut 5 in the opposite direction and move the movable locking ring 3 in the opposite direction. The movable locking ring 3 drives the two movable locking pins 4 to move outward synchronously, so that the inner ends of the movable locking pins 4 are separated from the inner connecting groove 106, and the sewage pipes 1 can be pulled outward to separate the two sewage pipes 1.
[0032] In this article, there are a few points to note:
[0033] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.
[0034] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.
[0035] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.
Claims
1. A pipeline connection structure, comprising: A sewage pipe (1), a rubber sealing ring (2), a movable locking ring (3), a movable locking pin (4) and a nut (5); characterized in that the front and rear ends of the sewage pipe (1) are connected to the two connected sewage pipes (1), and a rubber sealing ring (2) is installed inside the rear end of the sewage pipe (1); the rear end of the sewage pipe (1) is externally connected to a movable locking ring (3) and a nut (5), the movable locking ring (3) is externally connected to two movable locking pins (4), and the movable locking pins (4) are connected to the two sewage pipes (1).
2. A pipeline connection structure according to claim 1, characterized in that: The front end of the sewage pipe (1) is inserted into the rear end of another sewage pipe (1), a sealing ring groove (101) is provided in the rear end of the sewage pipe (1), the front end of the sewage pipe (1) is inserted into the sealing ring groove (101), the rubber sealing ring (2) is located in the sealing ring groove (101), and the rubber sealing ring (2) is in contact with the front end of the sewage pipe (1).
3. A pipeline connection structure according to claim 1, characterized in that: A positioning groove (102) is provided on the outside of the rear end of the sewage discharge pipe (1), and a positioning block (105) is provided on the outside of the front end of the sewage discharge pipe (1), wherein the positioning block (105) is located in the positioning groove (102).
4. A pipeline connection structure according to claim 1, characterized in that: An external connection hole (103) is arranged outside the rear end of the sewage discharge pipe (1), and an internal connection groove (106) is arranged outside the front end of the sewage discharge pipe (1), and the internal connection groove (106) is connected to the external connection hole (103).
5. A pipeline connection structure according to claim 4, characterized in that: The movable locking pin (4) is slidably connected in the outer connecting hole (103), and the inner end of the movable locking pin (4) is slidably inserted in the inner connecting groove (106).
6. A pipeline connection structure according to claim 1, characterized in that: The movable locking ring (3) is slidably connected to the outside of the sewage pipe (1); an inclined sliding hole (301) is provided on the outside of the movable locking ring (3); a linkage block (401) is provided near the outer end of the movable locking pin (4); and the linkage block (401) is slidably connected to the inside of the inclined sliding hole (301).
7. A pipeline connection structure according to claim 1, characterized in that: The rear end of the sewage pipe (1) is provided with an external thread (104), the nut (5) is threadedly connected to the rear end of the sewage pipe (1), and the nut (5) is in contact with the movable locking ring (3).