Quickly-mounted water pipe connector

Abstract

The utility model discloses a quick-assembly water pipe joint, which comprises a connector, a movable pipe fitting, a rolling body and a spring, the movable pipe fitting is sleeved outside the connector, the outer wall of the connector is provided with a plurality of through holes, the rolling body moves and is limited between the inner wall of the movable pipe fitting and the through holes, and the inner wall of the movable pipe fitting is provided with an extrusion part corresponding to the through holes. A receding area is formed between the upper portion of the extrusion portion and the inner wall of the connector, a flange is arranged on the outer wall of the connector, a movable groove is formed between the inner wall of the movable pipe fitting and the outer wall of the connector, the spring is limited in the movable groove, the two ends of the spring abut against the extrusion portion and the flange respectively, and an inner hole of the connector is an inner threaded hole. A movable distance is reserved between the lower end of the movable pipe fitting and the lower end of the connector, the lower end of the movable pipe fitting is provided with an inserting piece or an inserting hole, the lower end of the connector is provided with an inserting hole or an inserting piece, and the inserting piece is matched with the inserting hole in an inserting mode. Connection is stable and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of quick connectors, in particular to a quick-install water pipe connector. Background Art

[0002] Chinese patent number CN201822028883.3 discloses a quick-install flexible conversion joint for a washing machine water inlet pipe. It includes a connector, a movable pipe, a rolling body, a sealing ring, a retaining ring and a spring. The movable pipe is sleeved on the upper section of the connector. The upper section of the connector has four through holes for placing the rolling body. The upper end of the movable pipe has an inner cone surface. The upper section of the connector has an annular groove for placing the sealing ring. The outer side of the upper section is provided with a flange. The upper end of the spring is fixed to the inner wall of the movable pipe, and the lower end of the spring is fixed to the flange. The lower section of the connector has an external thread. The middle section of the connector has a four-corner section. The retaining ring is provided at the upper end of the movable pipe.

[0003] The problem in the above patent is that the water pipe joint is snapped onto the faucet, and after installation, the rolling body is limited in the groove of the faucet, thereby achieving quick installation. However, the water pipe joint of this structure will rotate circumferentially relative to the faucet, and the installation is not stable enough. Utility Model Content

[0004] The purpose of the utility model is to overcome the shortcomings and deficiencies of the prior art and to provide a quick-install water pipe connector.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a quick-install water pipe connector, comprising a connecting head, a movable pipe, a rolling body and a spring, the movable pipe being sleeved outside the connecting head, the outer wall of the connecting head being provided with a plurality of through holes for placing the rolling bodies, the rolling bodies being movable and limited between the inner wall of the movable pipe and the through holes, the inner wall of the movable pipe being provided with an extrusion portion corresponding to the position of the through holes, and a clearance area being formed between the upper part of the extrusion portion and the inner wall of the connecting head, the outer wall of the connecting head being provided with a flange, a movable groove being formed between the inner wall of the movable pipe and the outer wall of the connecting head, the spring being limited in the movable groove and the two ends of the spring being respectively abutted against the extrusion portion and the flange, the inner hole of the connecting head being an internal threaded hole, the lower end of the movable pipe being provided with a plug-in connector or a socket, the lower end of the connecting head being provided with a socket or a plug-in connector, and the plug-in connector and the socket being plug-matched.

[0006] As a preferred technical solution of the utility model, a plurality of plug-in plates are arranged at intervals along the circumferential direction on the outer wall of the lower end of the connector, the plug hole is arranged on the plug-in plate, and a plurality of plug-in parts are arranged at intervals on the outer wall of the movable pipe.

[0007] As a preferred technical solution of the utility model, the plug hole is a rectangular hole, a round hole or a special-shaped hole, and the shape of the connector matches the shape of the plug hole.

[0008] As a preferred technical solution of the utility model, the outer wall of the lower end of the movable pipe has an annular mounting portion, and a plurality of the connectors are circumferentially distributed on the lower end surface of the annular mounting portion.

[0009] As a preferred technical solution of the utility model, a hook is further provided on the outside of the movable tube, and the hook includes a supporting section, a connecting section, a lower section and a protrusion. The protrusion is provided at the upper end of the supporting section and the lower end is connected to the lower section. One end of the connecting section is connected to the outer wall of the movable tube and the other end is connected to the lower part of the supporting section and is adjacent to the lower section. There is a distance between the other end of the lower section and the outer wall of the movable tube, and the supporting section is arranged obliquely to the movable tube.

[0010] As a preferred technical solution of the present utility model, the connecting section is V-shaped or arc-shaped.

[0011] As a preferred technical solution of the utility model, the extrusion portion is an annular block formed radially inwardly on the inner wall of the movable pipe.

[0012] As a preferred technical solution of the utility model, the inner wall of the upper end of the movable tube has an inner conical surface connected to the extrusion portion, and the area between the inner conical surface and the outer wall of the connector constitutes the clearance area.

[0013] As a preferred technical solution of the utility model, a clamping piece for preventing the movable pipe from detaching from the connecting head is provided on the outer wall of the upper end of the connecting head.

[0014] As a preferred technical solution of the utility model, the clamping piece is a clamping spring, an annular groove is provided on the outer wall of the upper end of the connecting head, the clamping piece is sleeved outside the annular groove and abuts against the inner conical surface.

[0015] To sum up, the beneficial effects of the utility model are as follows: align the upper end of the connecting head with the threaded part of the faucet, press the movable pipe fitting so that the clearance area corresponds to the rolling body, the inner end of the rolling body will retract into the through hole when touching the threaded part of the lower end of the faucet, and the lower end of the movable pipe fitting is plugged into and matched with the lower end of the connecting head. When screwing, the connecting head and the movable pipe fitting rotate synchronously. After screwing, release the movable pipe fitting, the clearance area is misaligned with the through hole and the extrusion part corresponds to the rolling body. The inner part of the rolling body is pressed and enters the inner hole of the connecting head, and is directly squeezed on the outer wall of the threaded part of the faucet to prevent the thread from loosening, and the connection is stable and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2It is a cross-sectional view of the utility model;

[0018] Figure 3 yes Figure 2 Enlarged view of part A.

[0019] Figure numerals: 1, connector; 2, movable pipe; 3, rolling body; 4, spring; 5, through hole; 6, extrusion portion; 7, flange; 8, movable groove; 9, plug-in component; 10, socket; 11, plug-in plate; 12, annular mounting portion; 13, hook; 14, supporting section; 15, connecting section; 16, lower section; 17, protrusion; 18, inner cone; 19, clamp; 20, annular groove. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments and drawings, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0021] The specific embodiments of the present utility model are described below in conjunction with the accompanying drawings.

[0022] like Figures 1 to 3 A quick-install water pipe connector shown in the figure comprises a connector 1, a movable pipe 2, a rolling body 3 and a spring 4. The movable pipe 2 is sleeved outside the connector 1. The outer wall of the connector 1 is provided with a plurality of through holes 5 for placing the rolling bodies 3. The rolling bodies 3 are movable and limited between the inner wall of the movable pipe 2 and the through holes 5. An extrusion portion 6 is provided on the inner wall of the movable pipe 2 at a position corresponding to the through holes 5. In this embodiment, the extrusion portion 6 is an annular block formed radially inwardly on the inner wall of the movable pipe 2, and a clearance area is formed between the upper part of the extrusion portion 6 and the inner wall of the connector 1. A flange 7 is provided on the outer wall of the connector 1, and a movable groove 8 is formed between the inner wall of the movable pipe 2 and the outer wall of the connector 1. The spring 4 is limited in the movable groove 8 and the two ends of the spring 4 are respectively abutted against the extrusion portion 6 and the flange 7. The inner hole of the connector 1 is an internal threaded hole. There is a movable distance between the lower end of the movable pipe 2 and the lower end of the connector 1. The lower end of the movable pipe 2 is provided with a plug-in connector 9 or a socket 10, and the lower end of the connector 1 is provided with a socket 10 or a plug-in connector 9. The plug-in connector 9 and the socket 10 are plug-fitted. The rolling body 3 in this embodiment is a steel ball or a steel ball. Only a part of the inner side of the rolling body 3 extends out of the inner side of the through hole 5 and cannot be separated from the through hole 5 and completely enter the inner hole of the connector 1. It depends on the aperture of the inner side of the through hole 5. This is a prior art, so it is not elaborated in detail.

[0023] Align the upper end of the connector 1 with the threaded part of the faucet, press the movable pipe 2 to make the clearance area correspond to the rolling body 3, and the inner end of the rolling body 3 will retract into the through hole 5 when touching the threaded part of the lower end of the faucet, and the lower end of the movable pipe 2 will be plugged into the lower end of the connector 1. When screwing, the connector 1 and the movable pipe 2 will rotate synchronously. After screwing, release the movable pipe 2 so that the clearance area and the through hole 5 are misaligned and the extrusion part 6 corresponds to the rolling body 3. The inner side of the rolling body 3 is pressed to enter the inner hole of the connector 1 and is directly squeezed on the outer wall of the threaded part of the faucet to prevent the thread from loosening and ensure a stable and reliable connection.

[0024] A plurality of plug-in plates 11 are arranged at intervals along the circumferential direction on the outer wall of the lower end of the connector 1 , the plug-in holes 10 are arranged on the plug-in plates 11 , and a plurality of the plug-in components 9 are arranged at intervals on the outer wall of the movable pipe component 2 .

[0025] The plug hole 10 is a rectangular hole, a round hole or a special-shaped hole, and the shape of the plug connector 9 is adapted to the shape of the plug hole 10 .

[0026] The outer wall of the lower end of the movable pipe 2 has an annular mounting portion 12 , and a plurality of connectors 9 are circumferentially distributed on the lower end surface of the annular mounting portion 12 .

[0027] A hook 13 is also provided outside the movable pipe 2. The hook 13 includes a support section 14, a connecting section 15, a lower section 16 and a protrusion 17. The upper end of the support section 14 is provided with the protrusion 17 and the lower end is connected to the lower section 16. One end of the connecting section 15 is connected to the outer wall of the movable pipe 2 and the other end is connected to the lower part of the support section 14 and is adjacent to the lower section 16. There is a distance between the other end of the lower section 16 and the outer wall of the movable pipe 2. The support section 14 is obliquely arranged to the movable pipe 2. The connecting section 15 is V-shaped or arc-shaped. The hook 13 is made of plastic. In this embodiment, The quick connector can be used in conjunction with a plastic faucet and a metal faucet. When used in conjunction with a metal faucet, the support section 14 is moved away from the direction of the connector 1, and the movement is stopped when the other end of the lower section 16 contacts the connector 1. After the lower end of the faucet is screwed with the connector 1, the support section 14 is loosened, and the magnet on the protrusion 17 of the support section 14 attracts the faucet, or a protrusion ring is provided on the faucet, and the protrusion 17 is mounted on the protrusion ring; when used in conjunction with a plastic faucet, it is best to have a circle of protrusion rings on the plastic water pipe, and the lower end of the protrusion 17 contacts the upper surface of the protrusion ring.

[0028] The inner wall of the upper end of the movable tube 2 has an inner conical surface 18 connected to the extrusion portion 6, and the area between the inner conical surface 18 and the outer wall of the connector 1 constitutes a clearance area.

[0029] The outer wall of the upper end of the connecting head 1 is provided with a clamping member 19 for preventing the movable pipe 2 from detaching from the connecting head 1. In this embodiment, the clamping member 19 is a retaining spring. The outer wall of the upper end of the connecting head 1 is provided with an annular groove 20. The clamping member 19 is sleeved outside the annular groove 20 and abuts against the inner conical surface 18, which can prevent the movable pipe 2 from escaping. In addition, when the inner conical surface 18 moves downward to the position of the through hole 5, the rolling body 3 moves toward the inner conical surface 18 when it contacts the threaded part of the faucet.

[0030] How the quick connector in this embodiment is connected to the water inlet pipe of the washing machine or the dishwasher is not an improvement point of the present application. It can be made in one piece or in other forms. This is the prior art and will not be elaborated in detail.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only preferred examples of the utility model, and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected, and the scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A quick-install water pipe connector, comprising a connector (1), a movable pipe (2), a rolling body (3) and a spring (4), wherein the movable pipe (2) is sleeved outside the connector (1), the outer wall of the connector (1) is provided with a plurality of through holes (5) for placing the rolling body (3), the rolling body (3) is movable and limited between the inner wall of the movable pipe (2) and the through holes (5), the inner wall of the movable pipe (2) is provided with an extrusion portion (6) at a position corresponding to the through holes (5), and a clearance area is formed between the upper part of the extrusion portion (6) and the inner wall of the connector (1), the outer wall of the connector (1) is provided with a flange (7), a movable groove (8) is formed between the inner wall of the movable pipe (2) and the outer wall of the connector (1), the spring (4) is limited in the movable groove (8) and the two ends of the spring (4) are respectively in contact with the extrusion portion (6) and the flange (7), and the characteristics are: The inner hole of the connecting head (1) is an internal threaded hole. There is a movable distance between the lower end of the movable pipe (2) and the lower end of the connecting head (1). The lower end of the movable pipe (2) is provided with a plug connector (9) or a socket (10). The lower end of the connecting head (1) is provided with a socket (10) or a connecting head (9). The connecting head (9) and the socket (10) are plug-fitted.

2. The quick-install water pipe connector according to claim 1, characterized in that: The outer wall of the lower end of the connector (1) is provided with a plurality of plug-in plates (11) at intervals along the circumferential direction, the plug hole (10) is provided on the plug-in plates (11), and the plug-in components (9) are provided with a plurality of plug-in components (9) arranged at intervals on the outer wall of the movable pipe component (2).

3. The quick-install water pipe connector according to claim 1 or 2, characterized in that: The plug hole (10) is a rectangular hole, a round hole or a special-shaped hole, and the shape of the plug connector (9) is adapted to the shape of the plug hole (10).

4. The quick-install water pipe connector according to claim 1 or 2, characterized in that: The outer wall of the lower end of the movable pipe (2) has an annular mounting portion (12), and a plurality of the plug-in components (9) are circumferentially distributed on the lower end surface of the annular mounting portion (12).

5. The quick-install water pipe connector according to claim 1, characterized in that: A hook (13) is also provided outside the movable tube (2). The hook (13) comprises a supporting section (14), a connecting section (15), a lower section (16) and a protrusion (17). The upper end of the supporting section (14) is provided with the protrusion (17) and the lower end is connected to the lower section (16). One end of the connecting section (15) is connected to the outer wall of the movable tube (2) and the other end is connected to the lower part of the supporting section (14) and is adjacent to the lower section (16). There is a distance between the other end of the lower section (16) and the outer wall of the movable tube (2). The supporting section (14) is arranged obliquely toward the movable tube (2).

6. The quick-install water pipe connector according to claim 5, characterized in that: The connecting section (15) is V-shaped or arc-shaped.

7. The quick-install water pipe connector according to claim 1, characterized in that: The extrusion portion (6) is an annular block formed radially inwardly on the inner wall of the movable tube (2).

8. The quick-install water pipe connector according to claim 1 or 7, characterized in that: The inner wall of the upper end of the movable tube (2) has an inner conical surface (18) connected to the extrusion portion (6), and the area between the inner conical surface (18) and the outer wall of the connector (1) constitutes the clearance area.

9. The quick-install water pipe connector according to claim 8, characterized in that: The outer wall of the upper end of the connector (1) is provided with a clamping piece (19) for preventing the movable pipe piece (2) from detaching from the connector (1).

10. The quick-install water pipe connector according to claim 9, characterized in that: The clamping piece (19) is a clamping spring, and an annular groove (20) is provided on the outer wall of the upper end of the connecting head (1). The clamping piece (19) is sleeved outside the annular groove (20) and the clamping piece (19) is in contact with the inner conical surface (18).

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