Window quick connector

Abstract

The utility model belongs to the technical field of connectors, and particularly relates to a window quick connector which comprises a body with more than two end portions, transparent bushings are respectively arranged in the end portions of the body, annular grooves used for inserting pipelines are arranged on the transparent bushings, the transparent bushings are divided into outer pipes and inner pipes by the annular grooves, and the outer pipes and the inner pipes are connected with the transparent bushings. The outer side wall of the outer pipe is attached to the inner hole wall of the body, the inner hole wall of the outer pipe is attached to the outer side wall of a pipeline, the outer side wall of the inner pipe is attached to the inner hole wall of the pipeline, and a window notch for observing the insertion state of the pipeline is formed in the body. The pipeline is convenient to install, and water leakage is not prone to occurring when the pipeline is installed in place.

Description

Technical Field:

[0001] The utility model belongs to the technical field of connectors, and particularly refers to a window quick connector. Background Art:

[0002] The Chinese utility model patent (publication number CN220037807 U, application date June 2, 2023, publication date November 17, 2023) discloses a quick connector, which includes a body with a connection hole. A sealing ring that can form a seal with the inserted pipeline is provided in the connection hole. One side of the sealing ring abuts against and is limited by a limiting mechanism arranged on the inner side of the connection hole, and the other side abuts against and is limited by a fixing ring. The fixing ring includes an annular limiting portion arranged in the connection hole and abutting against and limiting the sealing ring, and an annular installation portion abutting against and limiting the end face of the body. The fixing ring is fixedly connected to the body through a fixing outer sleeve. The fixing outer sleeve includes a straight outer sleeve portion sleeved on the end of the body. A limiting convex edge extends radially toward the center of the straight outer sleeve portion at one end of the straight outer sleeve portion. The annular installation portion is limited between the limiting convex edge and the corresponding end face of the body.

[0003] The disadvantages of the above quick connector are as follows: When installing the pipeline and the quick connector, it is impossible to observe whether the pipeline is inserted in place, which is not convenient for installation, and if the pipeline is not installed in place, it is easy to cause water leakage. Summary of the Invention:

[0004] The purpose of the utility model is to provide a window quick connector, which is convenient for installation, and it is not easy to leak water when the pipeline is installed in place.

[0005] The utility model is implemented as follows:

[0006] A window quick connector includes a body with more than two ends. Transparent bushings are respectively arranged in each end of the body. An annular groove for inserting a pipeline is arranged on the transparent bushing. The annular groove divides the transparent bushing into an outer tube and an inner tube. The outer side wall of the outer tube is attached to the inner hole wall of the body, the inner hole wall of the outer tube is attached to the outer side wall of the pipeline, and the outer side wall of the inner tube is attached to the inner hole wall of the pipeline. A window notch for observing the insertion state of the pipeline is arranged on the body.

[0007] In the above window quick connector, a sealing ring I sleeved on the transparent bushing is arranged between the transparent bushing and the body.

[0008] In the above window quick connector, the transparent bushings in each end of the body are integrated.

[0009] In the above window quick connector, the window notches on each end of the body are communicated with each other.

[0010] In the above-mentioned window quick connector, a second sealing ring sleeved on the pipeline is provided between the outer pipe and the pipeline. The outer pipe protrudes outward to form an installation groove for installing the second sealing ring, and the window notch is arranged on one side of the second sealing ring away from the outer end of the body.

[0011] In the above-mentioned window quick connector, an installation convex edge protrudes outward from the outer periphery of the end of the body. The protruding part of the outer pipe is arranged inside the installation convex edge, and the inner end abuts against and is limited by the installation convex edge. The outer end of the protruding part of the outer pipe abuts against and is limited by the fixing ring. The fixing ring includes an annular limiting part that abuts against and is limited by the outer pipe and an annular installation part that abuts against and is limited by the installation convex edge. The second sealing ring is limited between the inner end face of the installation groove and the annular limiting part. The fixing ring is fixedly connected to the body through a fixing outer sleeve. The fixing outer sleeve includes a straight outer sleeve part sleeved on the end of the body. A limiting convex edge one extends from the outer end of the straight outer sleeve part towards the center of the straight outer sleeve part. The annular installation part is limited between the installation convex edge and the limiting convex edge one. An installation groove is formed by inward concavity on the end face of the annular installation part close to the limiting convex edge one. A claw ring is arranged in the installation groove. The claw ring is limited between the limiting convex edge one and the inner end face of the installation groove. A guiding convex edge for guiding the inserted pipeline extends from the inner circle of the limiting convex edge one towards the side away from the straight outer sleeve part.

[0012] In the above-mentioned window quick connector, a socket is arranged inside the fixing outer sleeve. An annular hook part is arranged on the outer periphery of the socket. A limiting convex edge two extends from the end of the guiding convex edge away from the limiting convex edge one towards the center of the guiding convex edge. The socket is limited inside the fixing outer sleeve through the annular hook part and the limiting convex edge two.

[0013] In the above-mentioned window quick connector, an annular groove protrudes outward from the outer periphery of the end of the body. The protruding part of the outer pipe is arranged inside the annular groove. A pressing ring and a fastening cover are also arranged inside the annular groove. The pressing ring is arranged between the outer pipe and the fastening cover. The second sealing ring is limited between the inner end face of the installation groove and the pressing ring. A claw ring is arranged between the pressing ring and the fastening cover.

[0014] In the above-mentioned window quick connector, a socket is arranged inside the fastening cover. An annular hook part is arranged on the outer periphery of the socket. An annular convex block is arranged inside the fastening cover. The socket is limited inside the fastening cover through the annular hook part and the annular convex block.

[0015] In the above-mentioned window quick connector, more than two window notches are arranged at each end of the body. The transparent bushing is made of transparent plastic.

[0016] The prominent advantages of the present utility model compared with the prior art are:

[0017] 1. The present utility model provides a window notch on the body and a transparent bushing inside the body. An annular groove for inserting a pipe is provided on the transparent bushing, so that whether the pipe is installed in place can be seen through the window notch and the transparent outer tube, which is convenient for installation and not prone to water leakage when the pipe is installed in place. At the same time, the annular groove of the present utility model divides the transparent bushing into an outer tube and an inner tube. The outer side wall of the inner tube fits on the inner hole wall of the pipe, playing a role in supporting the pipe without the need to install other support parts. And because the outer side wall of the outer tube fits on the inner hole wall of the body, centering is facilitated by the body, and the transparent bushing is not prone to shaking.

[0018] 2. The transparent bushings inside the respective ends of the body of the present utility model are integrated, and there will be no problem of water leakage between the body and the transparent bushing, nor is it necessary to provide a first sealing ring between the body and the transparent bushing. There are fewer components and it is convenient for installation.

[0019] 3. The window notches on the respective ends of the body of the present utility model are connected and communicated, which is convenient for processing and has a large visible area. Description of the Drawings:

[0020] Figure 1 is a perspective view of the first embodiment of the present utility model;

[0021] Figure 2 is a cross-sectional view of the first embodiment of the present utility model;

[0022] Figure 3 is a cross-sectional view of the second embodiment of the present utility model;

[0023] Figure 4 is a perspective view of the third embodiment of the present utility model;

[0024] Figure 5 is a cross-sectional view of the third embodiment of the present utility model;

[0025] Figure 6 is a cross-sectional view of the fourth embodiment of the present utility model;

[0026] Figure 7 is a perspective view of the sixth embodiment of the present utility model;

[0027] Figure 8 is a cross-sectional view of the sixth embodiment of the present utility model.

[0028] Reference Numerals: 1, body; 2, transparent bushing; 2a, outer tube; 2b, inner tube; 3, pipe; 4, annular groove; 5, window notch; 6, first sealing ring; 7, second sealing ring; 8, mounting groove; 9, mounting flange; 10, fixing ring; 10a, annular limiting portion; 10b, annular mounting portion; 11, fixing outer sleeve; 11a, straight portion of outer sleeve; 11b, first limiting flange; 11c, guiding flange; 11d, second limiting flange; 12, claw ring; 13, socket; 14, pressing ring; 15, fastening cover; 16, annular protrusion. Detailed Implementation Manner:

[0029] The following further describes the present utility model with specific embodiments. Refer to Figure 1 —8:

[0030] Embodiment 1: Refer to Figure 1 、 2 :

[0031] A window quick connector includes a body 1 having more than two ends. Transparent bushings 2 are respectively provided in the respective ends of the body 1. An annular groove 4 for inserting a pipe 3 is provided on the transparent bushing 2. The annular groove 4 divides the transparent bushing 2 into an outer tube 2a and an inner tube 2b. The outer wall of the outer tube 2a is attached to the inner hole wall of the body 1, the inner hole wall of the outer tube 2a is attached to the outer wall of the pipe 3, and the outer wall of the inner tube 2b is attached to the inner hole wall of the pipe 3. A window notch 5 for observing the insertion state of the pipe 3 is provided on the body 1.

[0032] The installation process of the pipe 3 of the present utility model: As shown in Figure 1 、 2 , insert the pipe 3 into the annular groove 4. When the pipe 3 can be seen through the window notch 5 and the transparent outer tube 2a, the pipe 3 is inserted in place; otherwise, the pipe 3 is not inserted in place.

[0033] As shown in Figure 1 、 2 , the present utility model sets a window notch 5 on the body 1 and a transparent bushing 2 in the body 1, and an annular groove 4 for inserting a pipe 3 is provided on the transparent bushing 2, so that whether the pipe 3 is installed in place can be seen through the window notch 5 and the transparent outer tube 2a, which is convenient for installation, and it is not easy to leak water when the pipe is installed in place; at the same time, the annular groove 4 of the present utility model divides the transparent bushing 2 into an outer tube 2a and an inner tube 2b, and the outer wall of the inner tube 2b is attached to the inner hole wall of the pipe 3, playing a role in supporting the pipe 3, and there is no need to install other support parts. And because the outer wall of the outer tube 2a is attached to the inner hole wall of the body 1, centering is achieved through the body 1, which is convenient for installation and the transparent bushing 2 is not easy to shake.

[0034] To prevent water leakage between the transparent bushing 2 and the body 1, a first sealing ring 6 sleeved on the transparent bushing 2 is provided between the transparent bushing 2 and the body 1.

[0035] To prevent water leakage between the outer tube 2a and the pipeline 3, a second sealing ring 7 sleeved on the pipeline 3 is provided between the outer tube 2a and the pipeline 3. An installation groove 8 for installing the second sealing ring 7 is formed by outward protrusion of the outer tube 2a. The window notch 5 is arranged on one side of the second sealing ring 7 away from the outer end of the body 1.

[0036] Specific structure of the end of the body 1: An installation convex edge 9 is formed by outward protrusion of the outer periphery of the end of the body 1. The outward protruded part of the outer tube 2a is arranged inside the installation convex edge 9 and its inner end abuts against and is limited by the installation convex edge 9. The outer end of the outward protruded part of the outer tube 2a abuts against and is limited by the fixing ring 10. The fixing ring 10 includes an annular limiting part 10a that abuts against and is limited by the outer tube 2a and an annular installation part 10b that abuts against and is limited by the installation convex edge 9. The second sealing ring 7 is limited between the inner end face of the installation groove 8 and the annular limiting part 10a. The fixing ring 10 is fixedly connected to the body 1 through a fixing outer sleeve 11. The fixing outer sleeve 11 includes a straight outer sleeve part 11a sleeved on the end of the body 1. A first limiting convex edge 11b extends from the outer end of the straight outer sleeve part 11a towards the center of the straight outer sleeve part 11a. The annular installation part 10b is limited between the installation convex edge 9 and the first limiting convex edge 11b. An installation groove is formed by inward concavity of the end face of the annular installation part 10b close to the first limiting convex edge 11b. A claw ring 12 is arranged in the installation groove. The claw ring 12 is limited between the first limiting convex edge 11b and the inner end face of the installation groove. A guiding convex edge 11c for guiding the inserted pipeline 3 extends from the inner circle of the first limiting convex edge 11b towards the side away from the straight outer sleeve part 11a.

[0037] To facilitate observing whether the pipeline 3 is installed in place, two or more window notches 5 are provided at each end of the body 1. In this embodiment, three window notches 5 are provided at each end of the body 1.

[0038] Furthermore, the transparent bushing 2 is made of transparent plastic. In this embodiment, the material of the transparent bushing 2 is PPSU (polyphenylene sulfone).

[0039] Embodiment 2: Refer to Figure 3 :

[0040] The structure of this embodiment is basically the same as that of the above Embodiment 1. The main difference is that: A socket 13 is arranged inside the fixing outer sleeve 11. An annular hook part is arranged on the outer periphery of the socket 13. A second limiting convex edge 11d extends from the end of the guiding convex edge 11c away from the first limiting convex edge 11b towards the center of the guiding convex edge 11c. The socket 13 is limited inside the fixing outer sleeve 11 through the annular hook part and the second limiting convex edge 11d.

[0041] The socket 13 is provided to facilitate the disassembly of the pipeline 3. When disassembling the pipeline 3, the socket 13 is pushed into the main body 1, and the socket 13 expands the claws of the claw ring 12, and then the pipeline 3 is pulled outwards.

[0042] In this embodiment, two window notches 5 are provided at each end of the main body 1.

[0043] Embodiment Three: Refer to Figure 4 、 5 :

[0044] This embodiment is basically the same as Embodiment One above. The main difference is that: an annular groove is formed by outward protrusion of the outer periphery of the end of the main body 1, the outward protruding part of the outer pipe 2a is arranged in the annular groove, a pressing ring 14 and a fastening cover 15 are also provided in the annular groove, the pressing ring 14 is arranged between the outer pipe 2a and the fastening cover 15, the second sealing ring 7 is limited between the inner end face of the installation groove 8 and the pressing ring 14, and a claw ring 12 is provided between the pressing ring 14 and the fastening cover 15.

[0045] Embodiment Four: Refer to Figure 6 :

[0046] This embodiment is basically the same as Embodiment Three above. The main difference is that: a socket 13 is provided in the fastening cover 15, an annular hook portion is provided on the outer periphery of the socket 13, an annular convex block 16 is provided in the fastening cover 15, and the socket 13 is limited in the fastening cover 15 by the annular hook portion and the annular convex block 16.

[0047] Embodiment Five:

[0048] This embodiment is basically the same as Embodiment One above. The main difference is that: the transparent liners 2 inside each end of the main body 1 are integrated. There is no water passing between the main body 1 and the transparent liner 2, so there will be no problem of water leakage, and there is no need to provide the first sealing ring 6 between the main body 1 and the transparent liner 2. There are fewer components and it is convenient for installation.

[0049] Furthermore, the window notches 5 on each end of the main body 1 are communicated with each other, which is convenient for processing and has a large visible area.

[0050] Embodiment Six: Refer to Figure 7 、 8 :

[0051] This embodiment is basically the same as Embodiment Two above. The main difference is that: the transparent liners 2 inside each end of the main body 1 are integrated. There is no water passing between the main body 1 and the transparent liner 2, so there will be no problem of water leakage, and there is no need to provide the first sealing ring 6 between the main body 1 and the transparent liner 2. There are fewer components and it is convenient for installation.

[0052] Furthermore, the window notches 5 on each end of the body 1 are connected and communicated, which is convenient for processing and has a large visible area.

[0053] Embodiment Seven:

[0054] The structure of this embodiment is basically the same as that of the above Embodiment Three. The main difference is that the transparent bushings 2 inside each end of the body 1 are integrated. There is no water passing between the body 1 and the transparent bushings 2, so there will be no problem of water leakage, and there is no need to set the first sealing ring 6 between the body 1 and the transparent bushings 2. There are fewer components and it is convenient for installation.

[0055] Furthermore, the window notches 5 on each end of the body 1 are connected and communicated, which is convenient for processing and has a large visible area.

[0056] Embodiment Eight:

[0057] The structure of this embodiment is basically the same as that of the above Embodiment Four. The main difference is that the transparent bushings 2 inside each end of the body 1 are integrated. There is no water passing between the body 1 and the transparent bushings 2, so there will be no problem of water leakage, and there is no need to set the first sealing ring 6 between the body 1 and the transparent bushings 2. There are fewer components and it is convenient for installation.

[0058] Furthermore, the window notches 5 on each end of the body 1 are connected and communicated, which is convenient for processing and has a large visible area.

[0059] The above embodiments are only some of the preferred embodiments of the present invention, and are not used to limit the scope of implementation of the present invention. Therefore, all equivalent changes made according to the shape, structure, and principle of the present invention should be covered within the protection scope of the present invention.

Claims

1. A window quick connector, comprising a body (1) having more than two ends, characterized in that: Inside each end of the body (1), a transparent bushing (2) is provided. On the transparent bushing (2), an annular groove (4) for inserting a pipe (3) is provided. The annular groove (4) divides the transparent bushing (2) into an outer pipe (2a) and an inner pipe (2b). The outer side wall of the outer pipe (2a) is attached to the inner hole wall of the body (1), the inner hole wall of the outer pipe (2a) is attached to the outer side wall of the pipe (3), and the outer side wall of the inner pipe (2b) is attached to the inner hole wall of the pipe (3). On the body (1), a window notch (5) for observing the insertion state of the pipe (3) is provided.

2. The quick coupling for a window according to claim 1, wherein: Between the transparent bushing (2) and the body (1), a first sealing ring (6) sleeved on the transparent bushing (2) is provided.

3. The window quick connector according to claim 1, characterized in that: The transparent bushings (2) inside each end of the body (1) are integrated.

4. A window quick connector according to claim 1, characterized in that: The window notches (5) on each end of the body (1) are communicated with each other.

5. A window quick connector according to claim 1, characterized in that: Between the outer pipe (2a) and the pipe (3), a second sealing ring (7) sleeved on the pipe (3) is provided. The outer pipe (2a) protrudes outward to form an installation groove (8) for installing the second sealing ring (7). The window notch (5) is arranged on one side of the second sealing ring (7) away from the outer end of the body (1).

6. The quick coupling for a window according to claim 5, characterized in that: The outer periphery of the end of the body (1) protrudes outward to form an installation flange (9). The protruding part of the outer pipe (2a) is arranged inside the installation flange (9), and the inner end abuts against and is limited by the installation flange (9). The outer end of the protruding part of the outer pipe (2a) abuts against and is limited by a fixing ring (10). The fixing ring (10) includes an annular limiting part (10a) that abuts against and is limited by the outer pipe (2a) and an annular installation part (10b) that abuts against and is limited by the installation flange (9). The second sealing ring (7) is limited between the inner end face of the installation groove (8) and the annular limiting part (10a). The fixing ring (10) is fixedly connected to the body (1) through a fixing outer sleeve (11). The fixing outer sleeve (11) includes a straight outer sleeve part (11a) sleeved on the end of the body (1). The outer end of the straight outer sleeve part (11a) extends toward the center of the straight outer sleeve part (11a) with a first limiting flange (11b). The annular installation part (10b) is limited between the installation flange (9) and the first limiting flange (11b). The end face of the annular installation part (10b) close to the first limiting flange (11b) is recessed inward to form an installation groove. A claw ring (12) is arranged in the installation groove. The claw ring (12) is limited between the first limiting flange (11b) and the inner end face of the installation groove. The inner circle of the first limiting flange (11b) extends toward the side away from the straight outer sleeve part (11a) with a guiding flange (11c) for guiding the inserted pipe (3).

7. The quick coupling for a window according to claim 6, wherein: Inside the fixing outer sleeve (11), a socket (13) is provided. The outer periphery of the socket (13) is provided with an annular hook part. The end of the guiding flange (11c) away from the first limiting flange (11b) extends toward the center of the guiding flange (11c) with a second limiting flange (11d). The socket (13) is limited inside the fixing outer sleeve (11) through the annular hook part and the second limiting flange (11d).

8. The window quick connector according to claim 5, wherein: An annular groove is formed by outward protrusion of the outer periphery of the end of the body (1). The outwardly protruding portion of the outer tube (2a) is disposed in the annular groove. A pressing ring (14) and a fastening cover (15) are further provided in the annular groove. The pressing ring (14) is disposed between the outer tube (2a) and the fastening cover (15). The second sealing ring (7) is limited between the inner end face of the mounting groove (8) and the pressing ring (14). A claw ring (12) is provided between the pressing ring (14) and the fastening cover (15).

9. The quick coupling for a window according to claim 8, characterized in that: A socket (13) is provided in the fastening cover (15). An annular hook portion is provided on the outer periphery of the socket (13). An annular projection (16) is provided in the fastening cover (15). The socket (13) is limited in the fastening cover (15) through the annular hook portion and the annular projection (16).

10. A window quick connector according to claim 1, characterized in that: Two or more window notches (5) are provided at each end of the body (1). The transparent bushing (2) is made of transparent plastic.

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