PE pipe quick connector

Abstract

The utility model discloses a PE pipe quick joint, and relates to the pipe connecting piece technical field, the PE pipe quick joint comprises an outer sleeve, a pipe cap, a connecting pipe and a pipe clamping sleeve, the outer sleeve, the pipe cap, the connecting pipe and the pipe clamping sleeve are sequentially distributed from outside to inside, the two ends of the connecting pipe are respectively provided with an external thread joint and a clamping joint, the connecting pipe is provided with a bellmouth at the position of the external thread joint, and the pipe clamping sleeve is connected with the pipe cap. The pipe cap is sleeved on the external thread connector and is in threaded connection with the external thread connector, the pipe cap abuts against and is clamped on the PE pipe, the outer sleeve is sleeved on the pipe cap and is in clamped connection with the clamping connector, and the pipe cap abuts against and is connected on the external thread connector through the outer sleeve. Through the arrangement of the outer sleeve, the pipe cap, the connecting pipe and the pipe clamping sleeve, the whole structure is simple, operation is convenient, installation is stable, looseness is not prone to occurring, and the pipeline connecting effect and use safety are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe connectors, in particular to a PE pipe quick-connect joint. Background Art

[0002] PE pipe quick connector is a plastic connector used to connect PE main pipes to extend and repair pipes. It is easy and quick to install. When using PE pipe quick connectors, the existing PE pipe quick connectors lack other protective measures after the threads are tightened. The pipes are directly exposed to the external environment, and there is a risk of loose threads, which increases the failure rate. In order to ensure the pipe connection effect and safety of use, a PE pipe quick connector with good protection effect is needed to meet the needs. Utility Model Content

[0003] The utility model aims to provide a PE pipe quick-connect joint, which solves the problem that the existing PE pipe quick-connect joint lacks other protective measures after the threads are tightened, has the hidden danger of loose threads, and increases the failure rate.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PE pipe quick-connect joint, comprising an outer sleeve, a pipe cap, a connecting pipe and a pipe ferrule which are sequentially distributed from the outside to the inside, and both ends of the connecting pipe are provided with external thread joints and clamping joints, the connecting pipe is provided with a socket at the position of the external thread joint, and is sleeved on the pipe ferrule through the socket, the pipe cap is sleeved on the external thread joint and is threadedly connected to the external thread joint, and the pipe ferrule is tightly clamped on the PE pipe by the pipe cap, the outer sleeve is sleeved on the pipe cap and is clamped with the clamping joint, and the pipe cap is tightly connected to the external thread joint by the outer sleeve, a circle of annular grooves and a recess connected to the annular groove are provided on the clamping joint, a column cap is provided on the inner wall of the outer sleeve, and the outer sleeve is inserted into the annular groove along the recess through the column cap and is clamped with the clamping joint.

[0005] Preferably, a rubber ring is arranged between the end of the tube ferrule and the socket, the rubber ring is sleeved on the PE tube, and the rubber ring is pressed tightly between the PE tube and the socket by the tube ferrule.

[0006] Preferably, a rubber pad is sleeved on one end of the pipe cap corresponding to the clamping joint, and the rubber pad is pressed tightly between the clamping joint and the pipe cap by the outer sleeve.

[0007] Preferably, the PE pipe is inserted into the connecting pipe, and an annular partition is arranged in the middle of the inner wall of the connecting pipe, and a gasket is arranged between the end of the PE pipe and the annular partition.

[0008] The utility model has the following beneficial effects:

[0009] The utility model provides an outer sleeve, a pipe cap, a connecting pipe and a pipe clamp, and has a simple overall structure, convenient operation, stable installation, and is not easy to loosen, thereby ensuring the pipeline connection effect and safety in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a diagram showing the installation state of the PE pipe quick-connect connector of the utility model;

[0011] Figure 2 This is an expanded view of the PE pipe quick-connect connector of the utility model;

[0012] Figure 3 This is a right sectional view of the utility model PE pipe quick-connect joint;

[0013] Figure 4 This is a stereoscopic diagram of the connecting pipe of the utility model.

[0014] In the figure: 1, outer sleeve; 11, column head; 2, pipe cap; 3, connecting pipe; 31, external thread joint; 32, clamping joint; 321, annular groove; 322, notch; 33, socket; 34, annular partition; 4, pipe ferrule; 5, PE pipe; 6, rubber ring; 7, rubber pad; 8, gasket. DETAILED DESCRIPTION

[0015] 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.

[0016] like Figure 1-4 As shown, the utility model provides a technical solution: a PE pipe quick-connect joint, comprising an outer sleeve 1, a pipe cap 2, a connecting pipe 3 and a pipe clamp 4 which are sequentially distributed from the outside to the inside, an outer thread joint 31 and a clamping joint 32 are arranged at both ends of the connecting pipe 3, a socket 33 is arranged at the position of the outer thread joint 31 of the connecting pipe 3, and the socket 33 is sleeved on the pipe clamp 4.

[0017] A rubber ring 6 is arranged between the end of the pipe ferrule 4 and the socket 33, the rubber ring 6 is sleeved on the PE pipe 5, and the rubber ring 6 is pressed tightly between the PE pipe 5 and the socket 33 by the pipe ferrule 4, the pipe cap 2 is sleeved on the external thread joint 31 and is threadedly connected with the external thread joint 31, and the pipe ferrule 4 is pressed tightly and clamped on the PE pipe 5 by the pipe cap 2, the outer sleeve 1 is sleeved on the pipe cap 2 and is clamped with the clamping joint 32, and the pipe cap 2 is pressed tightly and connected to the external thread joint 31 by the outer sleeve 1.

[0018] One end of the pipe cap 2 corresponding to the clamping joint 32 is sleeved with a rubber pad 7, and the rubber pad 7 is pressed tightly between the clamping joint 32 and the pipe cap 2 by the outer sleeve 1. A circle of annular groove 321 and a recess 322 connected to the annular groove 321 are arranged on the clamping joint 32. A column head 11 is arranged on the inner wall of the outer sleeve 1. The outer sleeve 1 is inserted into the annular groove 321 along the recess 322 through the column head 11 and clamped with the clamping joint 32. The PE pipe 5 is inserted into the connecting pipe 3, and an annular partition 34 is arranged in the middle of the inner wall of the connecting pipe 3. A gasket 8 is arranged between the end of the PE pipe 5 and the annular partition 34 to play a buffering role.

[0019] When in use, first install the gasket 8 in the PE tube 5, put the rubber pad 7 on the end of the pipe cap 2, and then put the outer sleeve 1, the pipe cap 2, the pipe ferrule 4 and the rubber ring 6 on the PE tube 5 in sequence, and then insert the PE tube 5 into the connecting tube 3 and press it against the gasket 8, tighten the pipe cap 2, so that the pipe cap 2 is threadedly connected with the external thread joint 31, the pipe cap 2 squeezes the pipe ferrule 4 and the rubber ring 6, and the pipe cap 2 is clamped on the PE tube 5 through the oblique mouth to squeeze the pipe ferrule 4, and then put the outer sleeve 1 on the pipe cap 2, so that the column head 11 corresponds to the notch 322 and moves into the annular groove 321, and rotate the outer sleeve 1, the column head 11 and the notch 322 are staggered, and the outer sleeve 1 and the connecting tube 3 can be clamped, and the installation of the PE tube 5 and the quick connector is completed.

[0020] It should be noted that, in this article, terms such as "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0021] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A PE pipe quick connector, characterized by: The invention comprises an outer sleeve (1), a pipe cap (2), a connecting pipe (3) and a pipe ferrule (4) which are arranged in sequence from the outside to the inside. Both ends of the connecting pipe (3) are provided with an outer thread joint (31) and a clamping joint (32). The connecting pipe (3) is provided with a socket (33) at the position of the outer thread joint (31) and is sleeved on the pipe ferrule (4) through the socket (33). The pipe cap (2) is sleeved on the outer thread joint (31) and is threadedly connected to the outer thread joint (31). The pipe ferrule (4) is clamped on the PE pipe (4) by the pipe cap (2). 5), the outer sleeve (1) is sleeved on the pipe cap (2) and is clamped with the clamping joint (32), and the pipe cap (2) is tightly connected to the outer thread joint (31) by the outer sleeve (1), a circle of annular clamping groove (321) and a recess (322) connected to the annular clamping groove (321) are provided on the clamping joint (32), a column head (11) is provided on the inner wall of the outer sleeve (1), and the outer sleeve (1) is inserted into the annular clamping groove (321) along the recess (322) through the column head (11) and is clamped with the clamping joint (32).

2. A PE pipe quick connector according to claim 1, characterized in that: A rubber ring (6) is arranged between the end of the pipe clamp (4) and the socket (33); the rubber ring (6) is sleeved on the PE pipe (5), and the rubber ring (6) is pressed tightly between the PE pipe (5) and the socket (33) by the pipe clamp (4).

3. The PE pipe quick connector according to claim 1, characterized in that: One end of the pipe cap (2) corresponding to the clamping joint (32) is sleeved with a rubber pad (7), and the rubber pad (7) is pressed tightly between the clamping joint (32) and the pipe cap (2) by the outer sleeve (1).

4. The PE pipe quick connector according to claim 1, characterized in that: The PE pipe (5) is inserted into the connecting pipe (3), and an annular partition (34) is arranged in the middle of the inner wall of the connecting pipe (3), and a gasket (8) is arranged between the end of the PE pipe (5) and the annular partition (34).

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