Water inlet three-way valve

Abstract

The utility model relates to the technical field of water inlet three-way valves, and discloses a water inlet three-way valve which comprises an equipment main body, a first channel, a second channel and an internal thread pipe which are communicated with one another are arranged on the equipment main body, and the equipment main body comprises a first nut, a second nut and a third nut, a first annular clamping groove is formed in the inner wall of the first nut; by arranging the sealing gasket, when the second channel is connected with the water pipe, the sealing gasket can improve the sealing performance between the water pipe and the second channel and prevent water seepage, when the sealing gasket is used for a long time, the sealing gasket is aged or abraded, the sealing gasket is convenient to replace, and the first nut is fixed by arranging a clamping spring and being clamped into a first annular clamping groove in the inner wall of the first nut; and the clamping spring can bear torque and pressure and provide stable support, so that the practicability of the device is effectively enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of water inlet three-way valves, in particular to a water inlet three-way valve. Background Art

[0002] The water inlet three-way valve is generally used for a new water-using equipment in the home, such as a water purifier, sweeper, washing machine or other water-using equipment that needs to add new pipelines. It is a water inlet three-way valve for quick addition. The three-way valve is a valve body consisting of a main channel and two branch channels, which are divided into one inlet and two outlets or two inlets and one outlet. During operation, the main channel can be switched between being connected to one set of branch channels or both sets of branch channels.

[0003] The existing water inlet three-way valve has poor sealing performance at the pipe connection and is prone to water seepage. It is also inconvenient to disassemble when parts or seals need to be replaced after long-term use. Therefore, improvement is needed. A water inlet three-way valve is proposed. Utility Model Content

[0004] The utility model aims to provide a water inlet three-way valve to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water inlet three-way valve, comprising a device body, on which a first channel, a second channel and an internally threaded pipe that are interconnected are respectively provided, and the device body comprises:

[0006] The first nut is engaged with the outer wall of the second channel, and the inner wall of the first nut is provided with a first annular groove.

[0007] Furthermore, a second annular groove is formed on the outer wall of the second channel, and a clamping spring is engaged and connected in the middle of the second annular groove.

[0008] Furthermore, one end of the second channel is snap-connected with a sealing gasket.

[0009] Furthermore, a valve seat is fixedly connected to the inner wall of the internally threaded pipe.

[0010] Furthermore, a sealing ball is fixedly connected to the middle of the valve seat.

[0011] Furthermore, a first mouth ring is fixedly connected to the inner wall of the outlet of the internally threaded pipe.

[0012] Furthermore, the inner wall of the internally threaded pipe is threadedly connected with a three-way water spout, the outer wall of the three-way water spout is provided with threads, and the outer wall of the three-way water spout is threadedly connected with a three-way nut.

[0013] Furthermore, a valve stem is provided on one side of the sealing ball, the valve stem passes through the valve seat, and one end of the valve stem is fixedly connected to the sealing ball.

[0014] Furthermore, two second mouth rings are inlaid on the outer wall of the valve stem.

[0015] Furthermore, one end of the valve stem is threadedly connected with a screw, the outer end of the screw is fixedly connected with a plastic handle, one end of the plastic handle is provided with a limiting hole, and one end of the limiting hole is snap-connected with a handle cover.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] By setting a sealing gasket, when the second channel is connected to a water pipe, the sealing gasket can increase the sealing between the water pipe and the second channel to prevent water seepage. When the sealing gasket is aged or worn after a long period of use, it is also convenient to replace the sealing gasket. By setting a retaining ring, the first nut is fixed by being inserted into the first annular groove on the inner wall of the first nut. It is very easy to insert and remove the retaining ring. The retaining ring can withstand torque and pressure and provide a stable support. By setting a first mouth ring and a second mouth ring, the sealing of the connection can be increased. By setting a handle cover, the screw can be prevented from contacting with the outside air to oxidize or hide dirt, causing the screw to loosen or corrode and be unable to be removed, thereby effectively enhancing the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following is a brief introduction to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a front cross-sectional structural schematic diagram of the utility model;

[0021] Figure 3 It is a right side cross-sectional structural schematic diagram of the utility model.

[0022] In the figure: 1. Equipment body; 101. Sealing ball; 102. First mouth ring; 103. Three-way faucet; 104. Three-way nut; 105. Valve stem; 106. Second mouth ring; 107. Screw; 108. Plastic handle; 109. Limit hole; 110. Handle cover; 11. First channel; 12. Second channel; 13. First nut; 14. First annular groove; 15. Second annular groove; 16. Retaining spring; 17. Sealing gasket; 18. Internally threaded pipe; 19. Valve seat. DETAILED DESCRIPTION

[0023] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] 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.

[0026] See also Figure 1-3The utility model provides a technical solution for a water inlet three-way valve: a water inlet three-way valve, comprising a device body 1, on which a first channel 11, a second channel 12 and an internal threaded pipe 18 are respectively provided, the device body 1 comprises: a first nut 13, the first nut 13 is engaged with the outer wall of the second channel 12, a first annular groove 14 is provided on the inner wall of the first nut 13, a second annular groove 15 is provided on the outer wall of the second channel 12, a retaining spring 16 is engaged in the middle of the second annular groove 15, and the retaining spring 16 is provided to be engaged with the first nut by inserting the retaining spring 16 into the first nut The first nut 13 is fixed in the first annular groove 14 on the inner wall of 13, and it is very easy to insert and remove. The retaining spring 16 can withstand torque and pressure and provide a stable support. One end of the second channel 12 is connected with a sealing gasket 17. By setting the sealing gasket 17, when the second channel 12 is connected to the water pipe, the sealing gasket 17 can increase the sealing between the water pipe and the second channel 12 to prevent water seepage. When the sealing gasket 17 is aged or worn after a long time of use, it is also convenient to replace the sealing gasket 17. The inner wall of the internal threaded tube 18 is fixedly connected with a valve seat 19;

[0027] A sealing ball 101 is fixedly connected to the middle of the valve seat 19, and a first mouth-shaped ring 102 is fixedly connected to the inner wall of the outlet of the internal threaded tube 18. By setting the first mouth-shaped ring 102 and the second mouth-shaped ring 106, the sealing of the connection can be increased. A three-point water nozzle 103 is threadedly connected to the inner wall of the internal threaded tube 18, and a thread is set on the outer wall of the three-point water nozzle 103. A three-point nut 104 is threadedly connected to the outer wall of the three-point water nozzle 103. A valve stem 105 is set on one side of the sealing ball 101. The valve stem 105 passes through the valve seat 19, and one end of the valve stem 105 is connected to the sealing The sealing ball 101 is fixedly connected, and the outer wall of the valve stem 105 is inlaid with two second mouth-shaped rings 106. One end of the valve stem 105 is threadedly connected with a screw 107, and the outer end of the screw 107 is fixedly connected with a plastic handle 108. A limiting hole 109 is provided at one end of the plastic handle 108, and a handle cover 110 is snap-connected to one end of the limiting hole 109. By setting the handle cover 110, the screw 107 can be prevented from being oxidized or storing dirt due to contact with the outside air, which may cause the screw 107 to loosen or corrode and cannot be disassembled, thereby effectively enhancing the practicability of the device.

[0028] The sealing gasket 17, the mouth ring and the handle cover 110 in the structure of the main body 1 of the utility model are all made of nitrile rubber. When in use, the rotating valve stem 105 drives the valve stem 105 to rotate through the screw 107 in the plastic handle 108, thereby driving the sealing ball 101 to rotate so that the through hole of the sealing ball 101 deviates from the pipeline to achieve the switch function; by setting the sealing gasket 17, when the second channel 12 is connected to the water pipe, the sealing gasket 17 can increase the sealing between the water pipe and the second channel 12 to prevent water seepage. When the sealing gasket 17 is aged or worn out after a long time of use, it can also It is convenient to replace the sealing gasket 17. By setting the retaining spring 16, the first nut 13 is fixed by being inserted into the first annular groove 14 on the inner wall of the first nut 13. It is very easy to insert and remove. The retaining spring 16 can withstand torque and pressure and provide a stable support. By setting the first mouth ring 102 and the second mouth ring 106, the sealing of the connection can be increased. By setting the handle cover 110, the screw 107 can be prevented from contacting with the outside air to oxidize or hide dirt, which will cause the screw 107 to loosen or corrode and cannot be removed, thereby effectively enhancing the practicality of the device.

[0029] 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 water inlet three-way valve, comprising a device body (1), the device body (1) being provided with a first channel (11), a second channel (12) and an internally threaded pipe (18) which are interconnected, characterized in that: The device body (1) comprises: A first nut (13), the first nut (13) being snap-connected to the outer wall of the second channel (12), and a first annular snap-on groove (14) being formed on the inner wall of the first nut (13).

2. A water inlet three-way valve according to claim 1, characterized in that: The outer wall of the second channel (12) is provided with a second annular groove (15), and a clamping spring (16) is clamped and connected in the middle of the second annular groove (15).

3. The water inlet three-way valve according to claim 1, characterized in that: One end of the second channel (12) is snap-connected with a sealing gasket (17).

4. The water inlet three-way valve according to claim 1, characterized in that: The inner wall of the internally threaded tube (18) is fixedly connected to a valve seat (19).

5. The water inlet three-way valve according to claim 4, characterized in that: A sealing ball (101) is fixedly connected in the middle of the valve seat (19).

6. The water inlet three-way valve according to claim 1, characterized in that: A first mouth ring (102) is fixedly connected to the inner wall of the outlet of the internally threaded tube (18).

7. The water inlet three-way valve according to claim 1, characterized in that: The inner wall of the internally threaded pipe (18) is threadedly connected to a three-way water spout (103), the outer wall of the three-way water spout (103) is provided with threads, and the outer wall of the three-way water spout (103) is threadedly connected to a three-way nut (104).

8. The water inlet three-way valve according to claim 5, characterized in that: A valve stem (105) is provided on one side of the sealing ball (101), the valve stem (105) passes through the valve seat (19), and one end of the valve stem (105) is fixedly connected to the sealing ball (101).

9. The water inlet three-way valve according to claim 8, characterized in that: Two second mouth rings (106) are inlaid on the outer wall of the valve stem (105).

10. The water inlet three-way valve according to claim 8, characterized in that: One end of the valve stem (105) is threadedly connected to a screw (107), the outer end of the screw (107) is fixedly connected to a plastic handle (108), one end of the plastic handle (108) is provided with a limiting hole (109), and one end of the limiting hole (109) is snap-connected to a handle cover (110).

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