Water pipe quick-connection plug

Abstract

The utility model relates to the field of quick-connection plugs, in particular to a water pipe quick-connection plug. According to the technical scheme, a quick-connection plug is arranged outside the rear end of a common metal water pipe connector; a U-shaped bolt is arranged on the quick-connection plug; one side of the upper end part of the U-shaped bolt is rotationally connected with a rotatable groove block; the other side of the upper end part of the U-shaped bolt is rotationally connected with a rotatable clamping groove block; a silica gel O ring is arranged between the common metal water pipe connector and the quick plug; a wedge-shaped buckling column is arranged outside the quick-connection plug; a connecting external thread head is arranged at the rear end part of the wedge-shaped buckling column; the rear end part of the connecting external thread head is in clearance fit with an internal thread head metal hose; a wedge-shaped buckle semi-ring is arranged between the quick-connection plug and the wedge-shaped buckle column; and a handle is arranged on the wedge-shaped buckle semi-ring. The common metal water pipe connector is used for installing, binding and fixing a water pipe, then the quick-connection plug is arranged for quick insertion, and the quick-connection plug is fixed in the common metal water pipe connector through the U-shaped bolt.

Description

Technical Field

[0001] The utility model relates to the field of quick-connect plugs, in particular to a water pipe quick-connect plug. Background Art

[0002] Water pipes are pipes for water supply. Modern decoration water pipes are all built in the wall. There are three types of water pipes. The first type is metal pipes, such as hot-dip cast iron pipes, copper pipes, stainless steel pipes, etc. lined with plastic. The second type is plastic-clad metal pipes, such as steel-plastic composite pipes, aluminum-plastic composite pipes, etc. The third type is plastic pipes, such as PB pipes, PP-R pipes, etc.

[0003] The existing common metal hose connectors are usually directly connected to the plastic hose and locked with a buckle, which is often inconvenient to plug and unplug. Especially when doing plug and unplug flow test, it is very difficult to operate and implement, which is time-consuming and labor-intensive and can no longer meet the use requirements.

[0004] Therefore, in view of the fact that the above-mentioned existing ordinary metal hose joints are usually directly connected to the plastic hose, which is time-consuming and laborious to use, a water pipe quick-connect plug can be designed to achieve quick plugging and unplugging of ordinary metal water pipe joints and plastic hoses, thereby solving the inconvenience of hose installation in actual use. The device can achieve quick plugging and unplugging and can effectively seal to prevent liquid leakage. Utility Model Content

[0005] In order to overcome the disadvantages that the existing ordinary metal hose joints are usually directly connected to the plastic hose and then locked with a buckle, which often leads to difficulty in plugging and unplugging, especially in plug-in and unplug flow tests, which are very difficult to operate and implement, time-consuming and labor-intensive and cannot meet the use requirements.

[0006] The technical scheme of the utility model is as follows: a water pipe quick-connect plug comprises a common metal water pipe joint, a quick-connect plug, a U-shaped latch pin, a rotatable groove block, a rotatable slot block, a silicone O-ring, a wedge-shaped latch half ring, a handle, a wedge-shaped latch column, a metal hose connecting an external thread head and an internal thread head; a quick-connect plug is arranged on the outside of the rear end of the common metal water pipe joint; a U-shaped latch pin is arranged on the quick-connect plug; a rotatable groove block is rotatably connected to one side of the upper end of the U-shaped latch pin; a rotatable slot block is rotatably connected to the other side of the upper end of the U-shaped latch pin; a silicone O-ring is arranged between the common metal water pipe joint and the quick-connect plug; a wedge-shaped latch column is arranged on the outside of the quick-connect plug; a connecting external thread head is arranged at the rear end of the wedge-shaped latch column; a metal hose connecting an internal thread head is gap-matched at the rear end of the connecting external thread head; a wedge-shaped latch half ring is arranged between the quick-connect plug and the wedge-shaped latch column; and a handle is arranged on the wedge-shaped latch half ring.

[0007] Preferably, ordinary metal water pipe joints are provided to facilitate the installation, binding and fixing of water pipes; quick-connect plugs are provided for quick plugging; U-shaped pins, rotatable groove blocks and rotatable slot blocks are provided for pin fixing, and slot connections are performed at the same time to prevent the U-shaped pin from falling off; silicone O-rings are provided for sealing to prevent liquid leakage; wedge-shaped buckle half rings and handles are provided for anti-collision protection; wedge-shaped buckle columns, connecting external threaded heads and internal threaded heads of metal hoses are provided for slot connections and quick disassembly and assembly.

[0008] As a preferred embodiment, the common metal water pipe joint is set as the water outlet of the common water pipe, and a slope is set on the top. The common metal water pipe joint is used for installation and binding and fixing of the water pipe.

[0009] Preferably, the quick-connect plug is made of metal and is divided into two parts. The inner cavity of the head is provided with a platform, and is provided with a limit position when plugged in with an ordinary metal water pipe joint. The front end of the platform is provided with an inclined surface parallel to the inclined surface of the ordinary metal water pipe joint. The inclined surface is provided with a ring groove, and is installed with a silicone O-ring. The top is provided with two square holes, and is installed with a U-shaped pin; the tail is provided with three pagoda bosses, and is installed and fixed with a plastic hose. The quick-connect plug performs quick plugging.

[0010] Preferably, the silicone O-ring is arranged in the annular groove inside the quick-connect plug, and the quick-connect plug is plugged into the ordinary metal water pipe joint, and the silicone O-ring forms a compression ratio, and the quick-connect plug and the ordinary metal water pipe joint form a seal, and no liquid leaks out. The silicone O-ring is sealed to prevent liquid leakage.

[0011] Preferably, the quick-connect plug is plugged into the common metal water pipe joint, the U-shaped pin is inserted into the head hole of the quick-connect plug and is fixed, the reaction force of the silicone O-ring is on the inclined surface, the quick-connect plug is squeezed backward onto the U-shaped pin, and the entire water pipe quick-connect plug is fixed. The U-shaped pin fixes the quick-connect plug inside the common metal water pipe joint.

[0012] Preferably, the rotatable groove block and the rotatable slot block are respectively rotatably connected with the U-shaped latch pin, and the rotatable groove block and the rotatable slot block are wedge-shaped connected for buckling. The rotatable groove block and the rotatable slot block are connected by a slot to prevent the U-shaped latch pin from falling off.

[0013] Preferably, two wedge-shaped buckle half rings are provided and are connected to each other by a slot; two wedge-shaped buckle columns are provided and are connected to each other by a slot; the metal hose connecting the external thread head and the internal thread head is set to be clearance fit. The wedge-shaped buckle column and the external thread head are connected by a wedge-shaped slot, which is convenient for quick disassembly and assembly. At the same time, the metal hose connecting the external thread head and the internal thread head is rotated by a clearance fit, which is convenient for locking and disassembly and assembly. A wedge-shaped buckle half ring and a handle are provided between the quick-connect plug and the wedge-shaped buckle column for anti-collision protection.

[0014] Beneficial effects of the utility model:

[0015] 1. An ordinary metal water pipe joint is set up for the installation and binding of water pipes, and then a quick-connect plug is set up for quick plugging. The U-shaped pin fixes the quick-connect plug inside the ordinary metal water pipe joint, and the silicone O-ring is used for sealing to prevent liquid leakage. The rotatable groove block and the rotatable slot block are connected by the slot to prevent the U-shaped pin from falling. A wedge-shaped snap-on column and a connecting external threaded head are set up for a wedge-shaped slot connection, which is convenient for quick disassembly and assembly. At the same time, the metal hoses connecting the external threaded head and the internal threaded head are rotated with clearance fit to facilitate locking and disassembly and assembly. A wedge-shaped snap-on half ring and a handle are set between the quick-connect plug and the wedge-shaped snap-on column for anti-collision protection. This overcomes the disadvantage that the existing ordinary metal hose joints are usually directly connected to the plastic hose and then locked with a buckle, but this often leads to difficulty in plugging and unplugging, especially when doing plug-in and unplug flow tests, which is very difficult to operate and implement, time-consuming and labor-intensive, and cannot meet the use requirements;

[0016] 2. An ordinary metal water pipe joint is set up for the installation and binding of water pipes, and then a quick-connect plug is used for connection and quick plugging. The wedge-shaped buckle column and the connecting external threaded head are connected by a wedge-shaped slot and wrapped around the rear end of the quick-connect plug. The slot connection is convenient for quick disassembly and assembly. At the same time, the metal hoses connecting the external threaded head and the internal threaded head are rotated with clearance fit to facilitate locking and disassembly. The silicone O-ring is used for sealing to prevent liquid leakage. Then the U-shaped pin fixes the quick-connect plug inside the ordinary metal water pipe joint, and the slot connection is made through a rotatable groove block and a rotatable slot block to prevent the U-shaped pin from falling. A wedge-shaped buckle half ring and a handle are set between the quick-connect plug and the wedge-shaped buckle column for anti-collision protection to complete the quick plugging of the water pipe; BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The three-dimensional structure diagram of the water pipe quick-connect plug of the utility model is shown;

[0018] Figure 2 Shown is a schematic diagram of a wedge-shaped buckle column of a water pipe quick-connect plug of the utility model;

[0019] Figure 3 Shown is a schematic diagram of a wedge-shaped buckle half ring of a water pipe quick-connect plug of the utility model;

[0020] Figure 4 Shown is a schematic diagram of the silicone O-ring of the water pipe quick-connect plug of the utility model;

[0021] Explanation of the reference numerals in the accompanying drawings: 1. Ordinary metal water pipe joint; 2. Quick-connect plug; 3. U-shaped pin; 4. Rotatable groove block; 5. Rotatable slot block; 6. Silicone O-ring; 7. Wedge-shaped snap half ring; 8. Handle; 9. Wedge-shaped snap column; 10. Connecting external thread head; 11. Metal hose with internal thread head. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0023] See also Figure 1-Figure 4 The utility model provides an embodiment: a water pipe quick-connect plug, including a common metal water pipe joint 1, a quick-connect plug 2, a U-shaped pin 3, a rotatable groove block 4, a rotatable slot block 5, a silicone O-ring 6, a wedge-shaped buckle half ring 7, a handle 8, a wedge-shaped buckle column 9, a connecting external thread head 10, and an internal thread head metal hose 11; the common metal water pipe joint 1 is set as the water outlet of the common water pipe, and a slope is set on the top. The quick-connect plug 2 is set to be made of metal material and is divided into two parts. The inner cavity of the head is provided with a platform, and it is set with the common metal water pipe joint 1 as a limit when plugged in. The front end of the platform is provided with a slope parallel to the slope of the common metal water pipe joint 1, and a ring groove is provided on the slope, and it is installed with the silicone O-ring 6. Two square holes are provided at the top, and the U-shaped pin 3 is installed; three pagoda bosses are provided at the tail, and it is installed and fixed with the plastic hose. The silicone O-ring 6 is arranged in the annular groove inside the quick-connect plug 2. The quick-connect plug 2 is plugged into the ordinary metal water pipe joint 1. The silicone O-ring 6 forms a compression ratio. The quick-connect plug 2 and the ordinary metal water pipe joint 1 form a seal, and no liquid leakage occurs. The quick-connect plug 2 is plugged into the ordinary metal water pipe joint 1, and the U-shaped plug 3 is inserted into the head hole of the quick-connect plug 2 and is set to be fixed. The reaction force of the silicone O-ring 6 is on the inclined surface, and the quick-connect plug 2 is squeezed backward onto the U-shaped plug 3, and the entire water pipe quick-connect plug 2 is set to be fixed. The rotatable groove block 4 and the rotatable card slot block 5 are respectively set to be rotatably connected with the U-shaped plug 3, and the rotatable groove block 4 and the rotatable card slot block 5 are set to be wedge-shaped for buckling. Two wedge-shaped buckle half rings 7 are provided, and are set to be connected to each other by a card slot; two wedge-shaped buckle columns 9 are provided, and are set to be connected to each other by a card slot; the metal hose 11 connecting the external thread head 10 and the internal thread head is set to be clearance fit.

[0024] See also Figure 1-Figure 4The utility model provides an embodiment: a quick-connect plug 2 is arranged on the outside of the rear end of an ordinary metal water pipe joint 1; a U-shaped pin 3 is arranged on the quick-connect plug 2; a rotatable groove block 4 is rotatably connected to one side of the upper end of the U-shaped pin 3; a rotatable slot block 5 is rotatably connected to the other side of the upper end of the U-shaped pin 3; a silicone O-ring 6 is arranged between the ordinary metal water pipe joint 1 and the quick-connect plug 2; a wedge-shaped buckle column 9 is arranged on the outside of the quick-connect plug 2; a connecting external thread head 10 is arranged on the rear end of the wedge-shaped buckle column 9; an internal thread head metal hose 11 is gap-fitted at the rear end of the connecting external thread head 10; a wedge-shaped buckle half ring 7 is arranged between the quick-connect plug 2 and the wedge-shaped buckle column 9; a handle 8 is arranged on the wedge-shaped buckle half ring 7. The common metal water pipe joint 1 is used for the installation and binding of water pipes, and then the quick-connect plug 2 is used for connection and quick plugging. The wedge-shaped buckle column 9 and the connecting external thread head 10 are connected by a wedge-shaped slot and wrapped around the rear end of the quick-connect plug 2. At the same time, the slot connection is convenient for quick disassembly and assembly. At the same time, the connecting external thread head 10 and the internal thread head metal hose 11 are rotated with clearance fit, which is convenient for locking and disassembly and assembly. The silicone O-ring 6 is sealed to prevent liquid leakage. Then the U-shaped pin 3 fixes the quick-connect plug 2 inside the common metal water pipe joint 1, and the slot connection is carried out through the rotatable groove block 4 and the rotatable slot block 5 to prevent the U-shaped pin 3 from falling. A wedge-shaped buckle half ring 7 and a handle 8 are set between the quick-connect plug 2 and the wedge-shaped buckle column 9 for anti-collision protection.

[0025] During operation, the common metal water pipe joint 1 is used for installation and binding of water pipes, and then the quick-connect plug 2 is used for connection and quick plugging. The wedge-shaped buckle column 9 and the connecting external thread head 10 are connected by a wedge-shaped slot and wrapped around the rear end of the quick-connect plug 2. At the same time, the slot connection is convenient for quick disassembly and assembly. At the same time, the connecting external thread head 10 and the internal thread head metal hose 11 are rotated with clearance fit to facilitate locking and disassembly. The silicone O-ring 6 is used for sealing to prevent liquid leakage. Then the U-shaped pin 3 fixes the quick-connect plug 2 inside the common metal water pipe joint 1, and the slot connection is made through the rotatable groove block 4 and the rotatable slot block 5 to prevent the U-shaped pin 3 from falling. A wedge-shaped buckle half ring 7 and a handle 8 are set between the quick-connect plug 2 and the wedge-shaped buckle column 9 for anti-collision protection to complete all work.

[0026] Through the above steps, a common metal water pipe joint 1 is set up for installation and binding of water pipes, and then a quick-connect plug 2 is set up for quick plugging, and a U-shaped pin 3 fixes the quick-connect plug 2 inside the common metal water pipe joint 1, and a silicone O-ring 6 is sealed to prevent liquid leakage, and a rotatable groove block 4 and a rotatable slot block 5 are connected to the slot to prevent the U-shaped pin 3 from falling. A wedge-shaped snap-on column 9 and a connecting external thread head 10 are set up for wedge-shaped slot connection, which is convenient for quick disassembly and assembly, and at the same time, the external thread head 10 and the internal thread head metal hose 11 are connected for clearance matching and rotation, which is convenient for locking and disassembly and assembly. A wedge-shaped snap-on half ring 7 and a handle 8 are set between the quick-connect plug 2 and the wedge-shaped snap-on column 9 for anti-collision protection. The invention overcomes the disadvantage that the existing metal hose joint is usually directly connected to the plastic hose, and then locked with a ring buckle, but this often leads to difficulty in plugging and unplugging, especially when doing plug-in and unplug flow tests, which is very difficult to operate and implement, time-consuming and labor-intensive, and cannot meet the use requirements.

[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A water pipe quick-connect plug, comprising a common metal water pipe connector (1); characterized in that: It also comprises a quick-connect plug (2), a U-shaped plug (3), a rotatable groove block (4), a rotatable slot block (5), a silicone O-ring (6), a wedge-shaped buckle half ring (7), a handle (8), a wedge-shaped buckle column (9), a connecting external thread head (10), and an internal thread head metal hose (11); a quick-connect plug (2) is arranged outside the rear end of an ordinary metal water pipe joint (1); a U-shaped plug (3) is arranged on the quick-connect plug (2); one side of the upper end of the U-shaped plug (3) is rotatably connected to the rotatable groove block (4); the upper end of the U-shaped plug (3) The other side of the quick-connect plug (2) is rotatably connected to a rotatable slot block (5); a silicone O-ring (6) is provided between the ordinary metal water pipe joint (1) and the quick-connect plug (2); a wedge-shaped buckle column (9) is provided on the outside of the quick-connect plug (2); a connecting external thread head (10) is provided at the rear end of the wedge-shaped buckle column (9); an internal thread head metal hose (11) is gap-matched at the rear end of the connecting external thread head (10); a wedge-shaped buckle half ring (7) is provided between the quick-connect plug (2) and the wedge-shaped buckle column (9); and a handle (8) is provided on the wedge-shaped buckle half ring (7).

2. The water pipe quick-connect plug according to claim 1, characterized in that: The common metal water pipe joint (1) is arranged as a water outlet of a common water pipe, and a slope is arranged on the top.

3. The water pipe quick-connect plug according to claim 1, characterized in that: The quick-connect plug (2) is made of metal and is divided into two parts. The inner cavity of the head is provided with a platform and is provided with a limit position when plugged in with the ordinary metal water pipe joint (1). The front end of the platform is provided with an inclined surface parallel to the inclined surface of the ordinary metal water pipe joint (1). The inclined surface is provided with a ring groove and is provided with a silicone O-ring (6) for installation. The top is provided with two square holes and is provided with a U-shaped pin (3). The tail is provided with three pagoda bosses and is provided with a plastic hose for installation and fixation.

4. The water pipe quick-connect plug according to claim 1, characterized in that: The silicone O-ring (6) is arranged in the annular groove inside the quick-connect plug (2). When the quick-connect plug (2) is plugged into the common metal water pipe joint (1), the silicone O-ring (6) forms a compression ratio, and the quick-connect plug (2) and the common metal water pipe joint (1) form a seal, so that no liquid leaks out.

5. The water pipe quick-connect plug according to claim 1, characterized in that: The quick-connect plug (2) is plugged into a common metal water pipe joint (1), a U-shaped plug pin (3) is inserted into a head hole of the quick-connect plug (2) and is fixed, the reaction force of the silicone O-ring (6) is on the inclined surface, the quick-connect plug (2) is pressed backward onto the U-shaped plug pin (3), and the entire water pipe quick-connect plug (2) is fixed.

6. The water pipe quick-connect plug according to claim 1, characterized in that: The rotatable groove block (4) and the rotatable clamping groove block (5) are respectively arranged to be rotatably connected with the U-shaped latch pin (3), and the rotatable groove block (4) and the rotatable clamping groove block (5) are arranged to be wedge-shaped connected for buckling.

7. The water pipe quick-connect plug according to claim 1, characterized in that: Two wedge-shaped buckle half rings (7) are provided and are arranged to be connected to each other by means of a slot; two wedge-shaped buckle columns (9) are provided and are arranged to be connected to each other by means of a slot; and the metal hose (11) connecting the external thread head (10) and the internal thread head is arranged to be clearance-fitted.

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