Two-inlet and two-outlet switching valve

Abstract

The utility model discloses a two-in and two-out switching valve which comprises a valve body, a first water outlet and a second water outlet are formed in one end of the valve body, a first water flow channel and a second water flow channel are arranged in the valve body, the first water flow channel is communicated with the first water outlet, and the second water flow channel is communicated with the second water outlet; the filter element is arranged at a water inlet of the second water flow channel; and the switching piece is arranged at the water outlets of the first water flow channel and the second water flow channel and used for selectively opening or closing the first water flow channel and the second water flow channel. Tap water and purified water can be used as required, and the loss of the filter element is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field related to water-using equipment, and more specifically, to a two-inlet and two-outlet switching valve. Background Art

[0002] The filter element is set in the valve to filter out impurities in the tap water and obtain purified water. However, the existing valve with a filter element can only output purified water. For example, the invention patent with application number CN2017108901508 also uses the filter element for non-drinking purposes such as cleaning and watering flowers, which causes the filter element to be frequently used and shorten its service life. Therefore, it is necessary to design a technical solution that can overcome the above defects. Utility Model Content

[0003] One purpose of the utility model is to provide a two-inlet and two-outlet switching valve, which can use tap water and purified water according to needs and slow down the loss of filter element.

[0004] In order to achieve these purposes and other advantages of the utility model, according to one aspect of the utility model, a two-in-two-outlet switching valve is provided, including: a valve body, one end of which is provided with a first water outlet and a second water outlet, the interior of the valve body has a first water flow channel and a second water flow channel, the first water flow channel is connected to the first water outlet, and the second water flow channel is connected to the second water outlet; a filter element, which is arranged at the water inlet of the second water flow channel; a switching member, which is arranged at the water outlet of the first water flow channel and the second water flow channel, and is used to selectively open or close the first water flow channel and the second water flow channel.

[0005] Furthermore, a chamber is provided inside one end of the valve body, the first water outlet and the second water outlet are respectively connected to the chamber, the water outlets of the first water flow channel and the second water flow channel are opened on one side of the chamber, and the switching member includes a switching body arranged in the chamber, and the switching body slides in the chamber to selectively close or not close the first water flow channel and the second water flow channel.

[0006] Furthermore, a strip hole is opened at the end of the valve body, and the switching member also includes a button and a connecting rod arranged outside the valve body, and the connecting rod passes through the strip hole to connect the button and the slider.

[0007] Furthermore, a slot is provided at the water inlet of the second water flow channel, and the filter element is detachably inserted in the slot.

[0008] Furthermore, a hollow channel is provided inside the filter element, one end of the hollow channel is closed, the other end is open, and is connected to the second water flow channel.

[0009] Furthermore, at least two steps are formed inside the slot, and the end of the filter element matches the shape of the slot.

[0010] Furthermore, an O-ring seal is provided at a position where the end of the filter element contacts at least two of the steps.

[0011] The utility model at least has the following beneficial effects:

[0012] The valve body of the utility model has a first water outlet and a second water outlet, and has a first water flow channel and a second water flow channel inside. The filter element is arranged at the water inlet of the second water flow channel, and the switching member is arranged at the water outlet of the first water flow channel and the second water flow channel, for realizing the switching of the first water flow channel and the second water flow channel. When switching to the first water flow channel, the filter element is not used, and when switching to the second water flow channel, the filter element is used to obtain purified water. The utility model can use tap water and purified water according to needs, which significantly prolongs the service life of the filter element and improves the user experience.

[0013] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of tap water in one embodiment of the present application;

[0015] Figure 2 A schematic diagram of the structure of purifying water is provided for one embodiment of the present application;

[0016] Figure 3 This is a schematic structural diagram of a valve body according to an embodiment of the present application. DETAILED DESCRIPTION

[0017] The present invention will be further described in detail below in conjunction with the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

[0018] It should be understood that the terms such as “having”, “including” and “comprising” used herein do not exclude the existence or addition of one or more other elements or combinations thereof.

[0019] like Figures 1 to 3As shown, an embodiment of the present application provides a two-in-two-outlet switching valve, comprising: a valve body 1, one end of which is provided with a first water outlet 101 and a second water outlet 102, and the other end is used for water inlet, the valve body 1 has a first water flow channel 103 and a second water flow channel 104 inside, the first water flow channel 103 is connected to the first water outlet 101, and the second water flow channel 104 is connected to the second water outlet 102; a filter element 2, which is arranged at the water inlet of the second water flow channel 104; a switching member 3, which is arranged at the water outlets of the first water flow channel 103 and the second water flow channel 104, and is used to selectively open or close the first water flow channel 103 and the second water flow channel 104;

[0020] In the above embodiment, the valve body 1 can adopt a conventional form, which is not specifically limited in this embodiment; a first water flow channel 103 and a second water flow channel 104 are formed inside the valve body 1. Optionally, the first water flow channel 103 is located in the center and the second water flow channel 104 is located at the edge, or the first water flow channel 103 is located at the edge and the second water flow channel 104 is located in the center; the first water flow channel 103 can be connected to the first water outlet 101, and the second water flow channel 104 can be connected to the second water outlet 102; a filter element 2 is provided at the water inlet of the second water flow channel 104 for filtering tap water, that is, water flowing through the second water flow channel 104 and out of the second water outlet 102 is purified water, which can be used for drinking, see Figure 2 (The arrow indicates the direction of water flow), flows through the first water flow channel 103, and what flows out of the first water outlet 101 is tap water, which does not pass through the filter element 2, see Figure 1 (The arrow represents the direction of water flow); the switching member 3 is movably arranged at the water outlet of the first water flow channel 103 and the second water flow channel 104, and is used to close the first water flow channel 103 and open the second water flow channel 104 at the same time, or to close the second water flow channel 104 and open the first water flow channel 103 at the same time, so that by operating the switching member 3, filtered water or tap water can be used respectively; optionally, the switching member 3 is provided with a moving piece at the water outlet of the first water flow channel 103 and the second water flow channel 104, and the moving piece can cover the first water flow channel 103 or the second water flow channel 104 through actions such as rotation, pushing and pulling, thereby realizing the switching of the first water flow channel 103 and the second water flow channel 104; it can be seen that this embodiment can use tap water and purified water as needed, significantly prolongs the service life of the filter element 2, and improves the user experience.

[0021] In another embodiment, a chamber is disposed inside one end of the valve body 1, the first water outlet 101 and the second water outlet 102 are respectively connected to the chamber, the water outlets of the first water flow channel 103 and the second water flow channel 104 are opened on one side of the chamber, and the switching member 3 includes a switching body 302 disposed in the chamber, and the switching body 302 slides in the chamber to selectively close or not close the first water flow channel 103 and the second water flow channel 104; see Figure 1 and Figure 2 That is to say, the water outlets of the first water flow channel 103 and the second water flow channel 104 are arranged at intervals on the side wall of the chamber, and the switching body 302 is slidably arranged in the chamber. When the switching body 302 slides to one side of the chamber, the first water outlet channel is closed, and the second water outlet channel is connected to the second water outlet 102. When the switching body 302 slides to the other side of the chamber, the second water outlet channel is closed, and the first water outlet channel is connected to the first water outlet 101.

[0022] In another embodiment, a strip hole is opened at the end of the valve body 1, and the switching member 3 also includes a button 301 and a connecting rod arranged outside the valve body 1, and the connecting rod passes through the strip hole to connect the button 301 and the slider; this embodiment provides a preferred form of operating the switching body 302, and the strip hole is arranged along the sliding direction of the switching body 302. Through the button 301 and the connecting rod, the switching body 302 can be slid to one side of the chamber to close the first water outlet channel and connect the second water outlet channel to the second water outlet 102, or the switching body 302 can be slid to the other side of the chamber to close the second water outlet channel and connect the first water outlet channel to the first water outlet 101.

[0023] In another embodiment, a slot 4 is provided at the water inlet of the second water flow channel, and the filter element 2 is detachably inserted into the slot 4; by clamping the end of the filter element 2 with the slot 4, the filter element 2 can be easily disassembled, installed and replaced.

[0024] In another embodiment, a hollow channel 201 is provided inside the filter element 2, one end of the hollow channel 201 is closed, the other end is open, and is connected to the second water flow channel 104; that is, tap water is filtered into the hollow channel 201 from the outside of the filter element 2, and then flows from the hollow channel 201 to the second water flow channel 104, thereby increasing the filtering area and ensuring the water flow rate.

[0025] In another embodiment, at least two steps 401 are formed on the inner side of the slot 4, and the end of the filter element 2 matches the shape of the slot 4; preferably, two steps 401 are provided to enhance the connection firmness between the end of the filter element 2 and the slot 4; preferably, an O-ring sealing ring 202 is provided at the position where the end of the filter element 2 contacts the two steps 401, so as to fully prevent tap water from entering the second water flow channel 104, and also facilitate the direct plugging and unplugging of the filter element 2.

[0026] The number of devices and processing scales described here are used to simplify the description of the utility model. The application, modification and variation of the two-inlet and two-outlet switching valve of the utility model are obvious to those skilled in the art.

[0027] Although the implementation scheme of the utility model has been disclosed as above, it is not limited to the applications listed in the specification and implementation modes. It can be fully applied to various fields suitable for the utility model. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the utility model is not limited to the specific details and the illustrations shown and described herein.

Claims

1. Two-in-two-out switching valve, characterized in that: include: A valve body, one end of which is provided with a first water outlet and a second water outlet, the valve body has a first water flow channel and a second water flow channel inside, the first water flow channel is connected to the first water outlet, and the second water flow channel is connected to the second water outlet; A filter element, which is arranged at the water inlet of the second water flow channel; A switching member is arranged at the water outlets of the first water flow channel and the second water flow channel, and is used for selectively opening or closing the first water flow channel and the second water flow channel.

2. The two-in-two-outlet switching valve according to claim 1, characterized in that: A chamber is provided inside one end of the valve body, the first water outlet and the second water outlet are respectively connected to the chamber, the water outlets of the first water flow channel and the second water flow channel are opened on one side of the chamber, and the switching member includes a switching body arranged in the chamber, and the switching body slides in the chamber to selectively close or not close the first water flow channel and the second water flow channel.

3. The two-in-two-outlet switching valve according to claim 2, characterized in that: A strip hole is formed at the end of the valve body, and the switching member further comprises a button and a connecting rod arranged outside the valve body, wherein the connecting rod passes through the strip hole to connect the button and the slider.

4. The two-in-two-outlet switching valve according to claim 1, characterized in that: A slot is provided at the water inlet of the second water flow channel, and the filter element is detachably inserted in the slot.

5. The two-in-two-outlet switching valve according to claim 4, characterized in that: A hollow channel is arranged inside the filter element, one end of the hollow channel is closed, the other end is open and communicated with the second water flow channel.

6. The two-in-two-outlet switching valve according to claim 4, characterized in that: At least two steps are formed inside the slot, and the end of the filter element matches the shape of the slot.

7. The two-in-two-outlet switching valve according to claim 6, characterized in that: An O-ring seal is provided at a position where the end of the filter element contacts at least two of the steps.

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