PE water supply pipeline loose joint pipe fitting

Abstract

The utility model relates to the technical field of loose joint pipe fittings, and discloses a PE water supply pipeline loose joint pipe fitting which comprises a first connecting semi-ring, the top of the first connecting semi-ring is fixedly connected with a first connecting block, the inner side of the first connecting block is connected with a first bolt, and the outer side of the surface of the first bolt is provided with a movable fastening mechanism. The outer side of the surface of the other end of the first bolt is sleeved with a first nut, the inner side of the first connecting half ring is connected with a pipeline, and a fixing lantern ring is arranged at one end of the pipeline. The movable fastening mechanism is turned over on the outer side of the surface of the first bolt, so that the movable fastening mechanism can be clamped on the outer side of the fixed lantern ring to extrude the fixed lantern ring, the sealing ring is tightly attached, and pipelines are connected; and finally, connecting and fixing are conducted through a second connecting semi-ring, a second connecting block, a second bolt and a second nut, the structure is simple, and operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of flexible pipe fittings, and more specifically to a flexible pipe fitting for a PE water supply pipeline. Background Art

[0002] In industrial production or real life, the interconnection between different pipelines is mostly achieved with the help of flexible joints, which can dock with each other, thereby quickly connecting different pipelines for use.

[0003] In the process of connecting the existing flexible pipe fittings, the connection is usually made by the cooperation between the threads. However, in actual use, when connecting the flexible pipe fittings, the flexible pipe fittings need to be rotated, and the pipes also need to be rotated, which is quite laborious. For this reason, we propose a PE water supply pipe flexible pipe fitting. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a PE water supply pipe flexible pipe fitting to solve the problems existing in the above-mentioned background technology.

[0005] The utility model provides the following technical solution: a PE water supply pipe flexible pipe fitting, comprising a first connecting half ring, a first connecting block fixedly connected to the top of the first connecting half ring, a first bolt connected to the inner side of the first connecting block, a movable fastening mechanism provided on the outer side of the surface of the first bolt, a first nut sleeved on the outer side of the surface of the other end of the first bolt, a pipeline connected to the inner side of the first connecting half ring, a fixed collar provided at one end of the pipeline, a sealing ring provided on the side of the fixed collar away from the pipeline, a second connecting half ring provided at the bottom end of the first connecting half ring, a second connecting block provided at the bottom end of the second connecting half ring, a second bolt movably connected to the inside of the second connecting block, and a second nut sleeved on the outer side of the surface of the other end of the second bolt;

[0006] Furthermore, a fixed positioning rod is provided on one side of the fixed collar close to the pipeline, and fixed through holes are provided on the surfaces of the first connecting half ring and the second connecting half ring.

[0007] Furthermore, the movable fastening mechanism includes a movable connecting piece, and movable connecting arms are movably connected on both sides of the movable connecting piece, the other end of one of the movable connecting arms is fixedly connected to a first limiting sleeve block, the other end of the first limiting sleeve block is symmetrically provided with a first connecting sleeve block, the other end of the other movable connecting arm is fixedly connected to a second limiting sleeve block, and the middle part of the other end of the second limiting sleeve block is fixedly connected to a second connecting sleeve block.

[0008] Furthermore, the outer side of the surface of the second connecting sleeve block and the inner side of the first connecting sleeve block are slidably fitted to each other, and the outer side of the first connecting sleeve block and the inner side of the second connecting block are fitted to each other.

[0009] Furthermore, the outer surface of the second bolt is in contact with the interior of the second connecting block, the first connecting sleeve block and the second connecting sleeve block.

[0010] Furthermore, the movable connecting member comprises a movable connecting block, both sides of the movable connecting block are provided with fixed positioning shafts, and a fixed through groove is opened inside the movable connecting block.

[0011] Furthermore, the inner sides of the second limiting sleeve block and the first limiting sleeve block are provided with fixing slots, and the inner edges of the fixing slots are provided with guiding inclined surfaces.

[0012] Technical effects and advantages of the utility model:

[0013] 1. The utility model flips the movable fastening mechanism on the outside of the surface of the first bolt, so that the movable fastening mechanism can be stuck on the outside of the fixed collar, squeeze the fixed collars, so that the sealing rings are tightly fitted, thereby connecting the pipes, and finally connecting and fixing through the second connecting half ring, the second connecting block, the second bolt and the second nut. The structure is simple and the operation is convenient.

[0014] 2. The utility model can keep the first connecting half ring, the second connecting half ring and the fixing ring in a stable state through the fixed positioning rod and the fixed through hole, so that when the whole is connected between pipes, the stability of the connection is guaranteed and the operation is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a schematic diagram of the overall exploded structure of the utility model.

[0017] Figure 3 This is a schematic diagram of the structure of the movable connecting piece of the utility model.

[0018] Figure 4 It is a schematic diagram of the fixed card slot structure of the utility model.

[0019] The accompanying drawings are marked as follows: 1. first connecting half ring; 2. first connecting block; 3. first bolt; 4. first nut; 5. movable fastening mechanism; 6. pipeline; 7. fixed collar; 8. sealing ring; 9. second connecting half ring; 10. second connecting block; 11. second bolt; 12. second nut; 13. fixed positioning rod; 14. fixed through hole; 15. movable connecting piece; 16. movable connecting arm; 17. first limiting sleeve block; 18. first connecting sleeve block; 19. second limiting sleeve block; 20. second connecting sleeve block; 21. movable connecting block; 22. fixed through groove; 23. fixed positioning shaft; 24. fixed slot; 25. guide slope. DETAILED DESCRIPTION

[0020] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative, and the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0021] Reference Figure 1-4 The utility model provides a PE water supply pipe flexible pipe fitting, comprising a first connecting half ring 1, a first connecting block 2 is fixedly connected to the top of the first connecting half ring 1, a first bolt 3 is connected to the inner side of the first connecting block 2, a movable fastening mechanism 5 is arranged on the outer side of the surface of the first bolt 3, a first nut 4 is sleeved on the outer side of the other end surface of the first bolt 3, a pipe 6 is connected to the inner side of the first connecting half ring 1, a fixing collar 7 is arranged at one end of the pipe 6, a sealing ring 8 is arranged on the side of the fixing collar 7 away from the pipe 6, a second connecting half ring 9 is arranged at the bottom end of the first connecting half ring 1, a second connecting block 10 is arranged at the bottom end of the second connecting half ring 9, a second bolt 11 is movably connected to the inside of the second connecting block 10, and a second nut 12 is sleeved on the outer side of the other end surface of the second bolt 11;

[0022] A fixed positioning rod 13 is provided on one side of the fixed collar 7 close to the pipe 6 , and fixed through holes 14 are provided on the surfaces of the first connecting half ring 1 and the second connecting half ring 9 .

[0023] The movable fastening mechanism 5 includes a movable connecting piece 15, both sides of which are movably connected with movable connecting arms 16, the other end of one of the movable connecting arms 16 is fixedly connected with a first limiting sleeve block 17, the other end of the first limiting sleeve block 17 is symmetrically provided with a first connecting sleeve block 18, the other end of the other movable connecting arm 16 is fixedly connected with a second limiting sleeve block 19, and the middle part of the other end of the second limiting sleeve block 19 is fixedly connected with a second connecting sleeve block 20, so that the movable connecting piece 15 is placed on the inner side of the first connecting block 2, and is connected and fixed by the first bolt 3 and the first nut 4, and then the movable connecting piece 15 is fixedly connected with the first limiting sleeve block 17, and the first limiting sleeve block 17 is symmetrically provided with a first connecting sleeve block 18, and the other end of the second limiting sleeve block 19 is fixedly connected with the second connecting sleeve block 20. The arm 16 is flipped downward, so that the first limiting sleeve block 17, the first connecting sleeve block 18, the second limiting sleeve block 19 and the second connecting sleeve block 20 are flipped downward, so that the first limiting sleeve block 17 and the second limiting sleeve block 19 are stuck on the outer surface of the fixed sleeve ring 7, and the two fixed sleeve rings 7 are squeezed to make the sealing rings 8 fit together to avoid leakage. At this time, the second connecting sleeve block 20 is stuck on the inner side of the first connecting sleeve block 18, and then the second connecting block 10, the first connecting sleeve block 18 and the second connecting sleeve block 20 are connected and fixed by the second bolt 11, so as to ensure the overall connection stability and facilitate operation.

[0024] Among them, the outer surface of the second connecting sleeve 20 and the inner side of the first connecting sleeve 18 are slidably fitted with each other, and the outer side of the first connecting sleeve 18 and the inner side of the second connecting block 10 are fitted with each other, so that the second connecting sleeve 20 can be stably stuck on the inner side of the first connecting sleeve 18, and the first connecting sleeve 18 can be stably fitted and connected with the second connecting block 10, thereby ensuring the overall connection stability.

[0025] Among them, the outer surface of the second bolt 11 fits against the interior of the second connecting block 10, the first connecting block 18 and the second connecting block 20, so that the second bolt 11 can stably connect the second connecting block 10, the first connecting block 18 and the second connecting block 20.

[0026] Among them, the movable connecting member 15 includes a movable connecting block 21, and fixed positioning shafts 23 are provided on both sides of the movable connecting block 21. A fixed through groove 22 is opened inside the movable connecting block 21, so that the movable connecting arm 16 can be stably sleeved on the outer surface of the fixed positioning shaft 23. When installing, the first bolt 3 can be stably inserted into the inner side of the fixed through groove 22 to achieve connection.

[0027] Among them, the inner sides of the second limiting sleeve 19 and the first limiting sleeve 17 are provided with a fixing groove 24, and the inner edge of the fixing groove 24 is provided with a guiding slope 25, so that when the first limiting sleeve 17 and the second limiting sleeve 19 are flipped downward, they can be squeezed between the fixing rings 7 under the extrusion guidance of the guiding slope 25, so that the sealing rings 8 can fit tightly with each other, and the edges of the fixing ring 7 and the sealing ring 8 can be stuck on the inner side of the fixing groove 24, so as to be connected.

[0028] The working principle of the utility model is as follows: during use, the sealing rings 8 are fitted together, and then the first connecting half ring 1 and the second connecting half ring 9 are respectively sleeved on the outer surface of the fixed positioning rod 13 under the action of the fixed through hole 14, and then the movable connecting block 21 is placed between the adjacent first connecting blocks 2, and the first bolt 3 is inserted into the first connecting block 2 and the inner side of the fixed through groove 22, and the first nut 4 is used to connect and tighten, and then the first limiting sleeve block 17 and the second limiting sleeve block 19 drive the movable connecting arm 16 to flip downward on the outer surface of the fixed positioning shaft 23, so that the first limiting sleeve block 17 and the second limiting sleeve block 19 are flipped downward. During the process, the fixing collars 7 can be squeezed under the extrusion guidance of the guide bevel 25, so that the sealing rings 8 can fit closely to each other, and the edges of the fixing collar 7 and the sealing ring 8 can be stuck on the inner side of the fixing groove 24. At this time, the second connecting sleeve 20 can be located on the inner side of the first connecting sleeve 18, and the first connecting sleeve 18 can be located on the inner side of the adjacent second connecting block 10. Then, the second bolt 11 is inserted into the second connecting block 10, the first connecting sleeve 18 and the second connecting sleeve 20, and the second nut 12 is used to connect and tighten them, so as to quickly connect the pipes 6. The overall structure is simple and the operation is convenient and quick.

[0029] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0030] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0031] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A PE water supply pipe flexible pipe fitting, comprising a first connecting half ring (1), characterized in that: The top of the first connecting half ring (1) is fixedly connected to a first connecting block (2), the inner side of the first connecting block (2) is connected to a first bolt (3), the outer side of the surface of the first bolt (3) is provided with a movable fastening mechanism (5), the outer side of the surface of the other end of the first bolt (3) is sleeved with a first nut (4), the inner side of the first connecting half ring (1) is connected to a pipe (6), one end of the pipe (6) is provided with a fixing ring (7), the side of the fixing ring (7) away from the pipe (6) is provided with a sealing ring (8), the bottom end of the first connecting half ring (1) is provided with a second connecting half ring (9), the bottom end of the second connecting half ring (9) is provided with a second connecting block (10), the inside of the second connecting block (10) is movably connected with a second bolt (11), and the outer side of the other end of the second bolt (11) is sleeved with a second nut (12).

2. A PE water supply pipe flexible pipe fitting according to claim 1, characterized in that: A fixed positioning rod (13) is provided on one side of the fixed sleeve ring (7) close to the pipeline (6), and fixed through holes (14) are provided on the surfaces of the first connecting half ring (1) and the second connecting half ring (9).

3. A PE water supply pipe flexible pipe fitting according to claim 1, characterized in that: The movable fastening mechanism (5) comprises a movable connecting member (15), both sides of which are movably connected to movable connecting arms (16), the other end of one of the movable connecting arms (16) being fixedly connected to a first limiting sleeve (17), the other end of the first limiting sleeve (17) being symmetrically provided with a first connecting sleeve (18), the other end of the other movable connecting arm (16) being fixedly connected to a second limiting sleeve (19), the other end of the second limiting sleeve (19) being fixedly connected to a second connecting sleeve (20) at the middle of the other end.

4. A PE water supply pipe flexible pipe fitting according to claim 3, characterized in that: The outer side of the surface of the second connecting sleeve (20) and the inner side of the first connecting sleeve (18) are slidably fitted to each other, and the outer side of the first connecting sleeve (18) and the inner side of the second connecting block (10) are fitted to each other.

5. A PE water supply pipe flexible pipe fitting according to claim 1, characterized in that: The outer surface of the second bolt (11) is in contact with the interior of the second connecting block (10), the first connecting sleeve block (18) and the second connecting sleeve block (20).

6. A PE water supply pipe flexible pipe fitting according to claim 3, characterized in that: The movable connecting member (15) comprises a movable connecting block (21), both sides of which are provided with fixed positioning shafts (23), and a fixed through slot (22) is provided inside the movable connecting block (21).

7. A PE water supply pipe flexible pipe fitting according to claim 3, characterized in that: The second limiting sleeve block (19) and the first limiting sleeve block (17) are provided with fixing slots (24) on their inner sides, and the inner edges of the fixing slots (24) are provided with guiding inclined surfaces (25).

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