Water outlet valve, water outlet device and closestool

Abstract

The water outlet valve comprises a valve body and a flashboard, the flashboard is rotatably arranged in a valve cavity, and the flashboard has a first working state for blocking a first water inlet of the valve body and a second working state for blocking a second water inlet of the valve body. The flashboard is arranged to rotate under the action of water flow entering the first water inlet or the second water inlet of the valve body so as to switch the first working state and the second working state.

Description

Technical Field

[0001] The utility model relates to a water outlet valve technology, and more specifically, to a water outlet valve, a water outlet device and a toilet. Background Art

[0002] Water outlet valves, especially three-way water outlet valves, can realize the connection switching between pipelines and are widely used in various household products, such as shower devices, faucets, water purifiers, toilets, etc. Mechanical control or electromagnetic control is usually used to realize the switching between various valve ports of the water outlet valve, but the existing structure is complex, the safety requirements are high, and there are problems such as noise. Utility Model Content

[0003] The embodiments of the utility model provide a water outlet valve, a water outlet device and a toilet, which can realize valve port switching through water flow.

[0004] The utility model provides a water outlet valve, comprising:

[0005] A valve body, provided with a valve cavity, the inner wall of the valve cavity is provided with a first water inlet, a second water inlet and a water outlet, and the first water inlet, the second water inlet and the water outlet are arranged along the circumference of the valve cavity;

[0006] The gate plate is arranged in the valve cavity and has a first working state for blocking the first water inlet and a second working state for blocking the second water inlet respectively. The gate plate is configured to be able to rotate under the action of the water flow entering the first water inlet or the second water inlet to switch the first working state and the second working state.

[0007] In an exemplary embodiment, the valve chamber is provided with a fitting portion rotatably connected to the valve body, and a first limiting portion and a second limiting portion located on the rotation track of the gate;

[0008] In the first working state, the gate plate cooperates with the first limiting portion to limit and block the first water inlet; in the second working state, the gate plate cooperates with the second limiting portion to limit and block the second water inlet.

[0009] In an exemplary embodiment, the first limiting portion and the second limiting portion are provided on the circumferential inner wall of the valve cavity;

[0010] The first limiting portion is located between the first water inlet and the water outlet along the circumferential direction, and the second limiting portion is located between the second water inlet and the water outlet along the circumferential direction.

[0011] In an exemplary embodiment, the fitting portion is provided on the circumferential inner wall of the valve cavity and is located between the first water inlet and the second water inlet in the circumferential direction; the gate comprises a first end and a second end opposite to each other in the length direction, and the first end is pivotally connected to the fitting portion;

[0012] In the first working state, the second end cooperates with the first limiting portion to limit position; in the second working state, the second end cooperates with the second limiting portion to limit position.

[0013] In an exemplary embodiment, the fitting portion is a clamping opening provided on the circumferential inner wall of the valve cavity, and the first end is provided with a rotating shaft that is fitted with the clamping opening and can rotate relative to the clamping opening;

[0014] The clamping port extends along the depth direction of the valve cavity, and the rotating shaft extends along the width direction of the gate plate.

[0015] In an exemplary embodiment, the gate plate has a thickness that gradually increases in a direction from the first end toward the second end.

[0016] In one exemplary embodiment, the second end has a first side and a second side that are circumferentially opposed;

[0017] One of the first side and the second side is provided with a notch matched with the first limiting portion or the second limiting portion, and the other has a plane fitted with the first limiting portion or the second limiting portion; and / or

[0018] A notch is provided on one side of the second end along the depth direction of the valve cavity.

[0019] In an exemplary embodiment, the rotation angle range of the gate between the first limiting portion and the second limiting portion is greater than 0 degrees and less than 120 degrees.

[0020] In an exemplary embodiment, at least one of the inner walls on both sides of the valve cavity opposite to each other in the depth direction is provided with a first positioning rib extending toward the gate plate;

[0021] The first positioning rib is located at the water outlet and stops the gate plate in the radial direction of the valve cavity. The first positioning rib is configured to limit the movement of the gate plate in the radial direction of the valve cavity.

[0022] In an exemplary embodiment, at least one of the inner walls on both sides opposite to each other in the depth direction of the valve cavity is provided with a second positioning rib extending toward the gate plate and abutting against the gate plate, and the second positioning rib is configured to limit the movement of the gate plate in the depth direction of the valve cavity.

[0023] An embodiment of the utility model also provides a water outlet device, comprising: a main body having a connecting water circuit, and a water outlet valve as described in any of the above embodiments connected to the connecting water circuit, wherein the connecting water circuit comprises a first water supply water circuit and a second water supply water circuit, the first water supply water circuit is connected to a first water inlet of the water outlet valve, and the second water supply water circuit is connected to a second water inlet of the water outlet valve.

[0024] An embodiment of the utility model also provides a toilet, comprising: a toilet body provided with a brush ring outlet and a siphon jet outlet, a water tank, a water pump connected to the water tank and located downstream of the water tank, and a water outlet valve as described in any of the above embodiments, wherein the first water inlet of the water outlet valve is configured to be connected to a municipal water source, the second water inlet of the water outlet valve is connected to the water pump and located downstream of the water pump, and the water outlet of the water outlet valve is connected to the brush ring outlet or the siphon jet outlet.

[0025] The embodiment of the utility model realizes on-off control of the two first water inlets and the second water inlet by arranging a gate plate that can rotate under the action of water flow in the valve cavity, does not require additional power, saves costs, has low noise, and has a simple and reliable structure.

[0026] In addition, the water outlet valve of the present application can realize the on-off control of the first water inlet and the second water inlet only through the action of water flow, and does not require the cooperation of its own gravity, so it has low installation requirements and strong adaptability.

[0027] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained through the structures particularly pointed out in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] The accompanying drawings are used to provide a further understanding of the technical solution of the utility model and constitute a part of the specification. Together with the embodiments of the utility model, they are used to explain the technical solution of the utility model and do not constitute a limitation on the technical solution of the utility model.

[0029] Figure 1 It is an overall three-dimensional diagram of the water outlet valve of the utility model;

[0030] Figure 2 It is a three-dimensional exploded view of the water outlet valve of the utility model;

[0031] Figure 3 A three-dimensional diagram of the gate plate of the water outlet valve of the utility model;

[0032] Figure 4 This is a front view of the water outlet valve of the utility model with the valve cover removed;

[0033] Figure 5 for Figure 4 A cross-sectional view of

[0034] Figure 6 It is a schematic diagram of the gate of the water outlet valve of the utility model in the first working state;

[0035] Figure 7 It is a schematic diagram of the gate of the water outlet valve of the utility model in the second working state;

[0036] Figure 8 for Figure 7 A cross-sectional view of

[0037] Fig. 9 It is a schematic diagram of the gate of the water outlet valve of the utility model rotating in two limit positions;

[0038] Fig.10 It is a partial three-dimensional exploded view of the toilet of the utility model.

[0039] Figure markings: water outlet valve-100; valve body-1; gate plate-2; valve chamber-10; first water inlet-101; second water inlet-102; water outlet-103; first water inlet valve port-104; second water inlet valve port-105; water outlet valve port-106; first water inlet channel-11; second water inlet channel-12; water outlet channel-13; first working state-A; second working state-B; first limiting part-14; second limiting part-15; fitting part-16; first end-21; second end-22; plane-201; recess-202; notch-203; first positioning rib-17; second positioning rib-18; valve body-1a; valve cover-1b; toilet-300; toilet body-31; water tank-32; brush ring ejector-33; ejector-34; water pump-35. DETAILED DESCRIPTION

[0040] In order to make the purpose, technical solution and advantages of the utility model more clear, the embodiments of the utility model will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments and features in the embodiments of the utility model can be combined with each other arbitrarily without conflict.

[0041] like Figure 1-Figure 8 As shown, an embodiment of the utility model provides a water outlet valve 100 , comprising: a valve body 1 and a gate plate 2 arranged in the valve body 1 , and the gate plate 2 can switch the water inlet and outlet of the valve body 1 .

[0042] like Figure 1-Figure 2 , Figure 4-Figure 5As shown, the valve body 1 is provided with a valve cavity 10 , and the inner wall of the valve cavity 10 is provided with a first water inlet 101 , a second water inlet 102 and a water outlet 103 , and the first water inlet 101 , the second water inlet 102 and the water outlet 103 are arranged along the circumference of the valve cavity 10 .

[0043] like Figure 6 , Figure 7 As shown, the gate plate 2 is arranged in the valve cavity 10, and has a first working state A for blocking the first water inlet 101 and a second working state B for blocking the second water inlet 102. The gate plate 2 is configured to be able to rotate under the action of the water flow entering the first water inlet 101 or the second water inlet 105, so as to switch the first working state A and the second working state B, and realize the switching of the on-off relationship between the first water inlet 104, the second water inlet 105 and the water outlet 106.

[0044] The water outlet valve 100 of the embodiment of the utility model realizes on-off control of the two first water inlets 101 and the second water inlet 102 by arranging a gate plate 2 that can rotate under the action of water flow in the valve chamber 10. It does not require additional power, saves costs, has low noise, and has a simple and reliable structure.

[0045] In addition, the water outlet valve 100 of the present application can realize the on-off control of the first water inlet 101 and the second water inlet 102 only by the action of water flow, and does not require the cooperation of its own gravity, so it has low installation requirements and strong adaptability.

[0046] like Figure 4 As shown, the valve chamber 10 is provided with a first limiting portion 14 and a second limiting portion 15 located on the rotation track of the gate plate 2 , and a fitting portion 16 rotatably connected to the valve body 1 .

[0047] like Figure 6 As shown, in the first working state A, the gate plate 2 cooperates with the first limiting portion 14 to limit and block the first water inlet 101. Figure 7 As shown, in the second working state B, the gate plate 6 cooperates with the second limiting portion 16 to limit and block the second water inlet 102.

[0048] In this embodiment, the first limiting portion 14 and the second limiting portion 15 are arranged on the circumferential inner wall of the valve cavity 10, and respectively cooperate with the gate plate 6 to block the water flow. The first limiting portion 14 is located between the first water inlet 101 and the water outlet 103 along the circumferential direction, and the second limiting portion 15 is located between the second water inlet 102 and the water outlet 103 along the circumferential direction.

[0049] In some exemplary embodiments, for example, the first limit portion 14 and the second limit portion 15 may also be disposed on at least one of two inner walls opposite to each other in the depth direction of the valve cavity 10. For another example, the first limit portion 14 and the second limit portion 15 may be disposed on the inner wall between the first water inlet 101 and the second water inlet 102.

[0050] like Figure 4 As described above, the fitting portion 16 is circumferentially arranged on the circumferential inner wall of the valve cavity 10 and circumferentially located between the first water inlet 101 and the second water inlet 102. The gate plate 2 is pivotally connected to the fitting portion 16 so that the gate plate 2 swings under the action of the water flow to switch the gate plate 2 between the first working state and the second working state. In this embodiment, the fitting portion 16 cooperates with the gate plate 2 to block the water flow.

[0051] like Figure 3 , Figure 4 As shown, the gate plate 2 includes a first end 21 and a second end 22 opposite to each other along the length direction, and the first end 21 is pivotally connected to the fitting portion 16. In the first working state A, the second end 21 cooperates with the first limiting portion 14 for limiting; in the second working state B, the second end 22 cooperates with the second limiting portion 15 for limiting.

[0052] In this embodiment, the fitting portion 16 is a clamping opening provided on the circumferential inner wall of the valve cavity 10, and the first end 21 is provided with a rotating shaft that is fitted with the clamping opening and can rotate relative to the clamping opening. The clamping opening extends along the depth direction of the valve cavity 10, and the rotating shaft extends along the width direction of the gate plate 2.

[0053] In an exemplary embodiment, the fitting portion 16 may also be a rotating shaft provided on the circumferential inner wall surface of the valve cavity 10, and a clamping opening is provided at the first end 21. In another exemplary embodiment, the fitting portion 16 may also be a clamping groove provided on the circumferential inner wall surface of the valve cavity 10 and extending along the depth direction of the valve cavity 10. In another exemplary embodiment, the fitting portion 16 may also be a fixed shaft provided on the bottom wall of the valve cavity 10, and the first end 21 of the gate plate 2 may be rotatably connected to the fixed shaft.

[0054] like Figure 3 , Figure 4 As shown, the gate plate 2 of this embodiment has a thickness that gradually increases in the direction from the first end 21 to the second end 22, thereby making better use of the gate plate 2 to swing under the impact of the water flow.

[0055] The second end 22 has a first side and a second side opposite to each other in the circumferential direction, one of which is provided with a notch 202 matched with the first limiting portion 14 or the second limiting portion 15 , and the other has a plane 201 fitted with the first limiting portion 14 or the second limiting portion 15 .

[0056] The first side and the second side of the gate plate 2 of this embodiment are designed in different forms, which can play a fool-proof role during installation and can also increase the sealing of water flow. The second end of the gate plate 2 of this embodiment is provided with a notch 203 along the depth direction of the valve cavity 10 (see FIG. Figure 3 ), the notch 203 can achieve the anti-fouling effect alone or together with the notch 202.

[0057] like Figure 3 As shown, at least one of the inner walls on both sides opposite to each other in the depth direction of the valve cavity 10 is provided with a first positioning rib 17 extending toward the gate plate 2. The first positioning rib 17 is located at the water outlet 103 and stops the second end 22 of the gate plate 2 in the radial direction of the valve cavity 10, and is configured to limit the movement of the gate plate 2 in the radial direction of the valve cavity 10.

[0058] like Figure 4 As shown, at least one of the inner walls on both sides opposite to each other in the depth direction of the valve cavity 10 is provided with a second positioning rib 18 extending toward the gate plate 2 and abutting against the gate plate 2 , so as to limit the movement of the gate plate 2 in the depth direction of the valve cavity 10 .

[0059] like Figure 2 As shown, the valve body 1 is further provided with a first water inlet valve port 104, a second water inlet valve port 105 and a water outlet valve port 106 communicating with the outside, and a first water inlet flow channel 11, a second water inlet flow channel 12 and a water outlet flow channel 13. One end of the first water inlet flow channel 11, the second water inlet flow channel 12 and the water outlet flow channel 13 are respectively communicated with the first water inlet valve port 104, the second water inlet valve port 105 and the water outlet valve port 106, and the other end is respectively communicated with the first water inlet 101, the second water inlet 102 and the water outlet 103.

[0060] The valve body 1 includes a valve main body 1a having a valve cavity 10 and a valve cover 1b closing the valve cavity 10. The valve cover 1b and the valve main body 1a can be detachably connected to achieve installation or replacement of the gate plate 2. Of course, the valve body 1 can also be formed in one piece, which is not limited here.

[0061] The cross section of the valve cavity 10 in the embodiment of the utility model is circular, and can certainly be elliptical, triangular or other shapes, which are not limited here.

[0062] When the water outlet valve 100 of the utility model is working, Figure 6 As shown, in the first working state A: water flows in from the second water inlet valve port 105, the first end 21 of the gate plate 2 is limited at the fitting portion 16, and the second end 22 of the gate plate 2 rotates from the second limiting portion 15 to the first limiting portion 14 under the push of water pressure, and the second end 22 of the gate plate 2 fits with the first limiting portion 14 to block the first water inlet 101. At this time, the second water inlet 102 is opened, and the second water inlet 102 is connected to the water outlet 103.

[0063] like Figure 7 , Figure 8As shown, in the second working state B: water flows in from the first water inlet valve port 104, the first end 21 of the gate plate 2 is limited at the fitting portion 16, and the second end 22 of the gate plate 2 is pushed by the water pressure to rotate from the first limiting portion 14 to the second limiting portion 15, and the second end 22 of the gate plate 2 fits with the second limiting portion 15 to block the second water inlet 102. At this time, the first water inlet 101 is opened, and the first water inlet 101 is connected to the water outlet 103.

[0064] like Fig. 9 As shown, the range of the rotation angle a of the gate plate 2 of the outlet valve 100 of the utility model embodiment between the first limit portion 14 and the second limit portion 15 is: greater than 0 degrees and less than or equal to 120 degrees. This range enables the gate plate 2 to achieve a better water-stopping effect.

[0065] The embodiment of the utility model also provides a water outlet device (not shown), including a main body having a connecting waterway, and a water outlet valve 100 as described in any of the above embodiments connected to the connecting waterway. The connecting waterway includes a first water supply waterway and a second water supply waterway, the first water supply waterway is connected to the first water inlet 101 of the water outlet valve 100, and the second water supply waterway is connected to the second water inlet 102 of the water outlet valve 100, and the water outlet valve 100 realizes the switching between the first water supply waterway and the second water supply waterway. The water outlet device can be a faucet device, a water heater, a washing machine, a toilet and other products.

[0066] like Fig.10 As shown, an embodiment of the utility model further provides a toilet 300, comprising: a toilet body 31 provided with a brush ring outlet (not shown) and a siphon jet outlet (not shown), a water tank 32, a water pump 35 connected to the water tank 32 and located downstream of the water tank 32, and a water outlet valve 100 as described in any of the above embodiments.

[0067] The first water inlet 101 of the water outlet valve 100 is arranged to be connected to a municipal water source (generally tap water), the second water inlet 102 of the water outlet valve 100 is connected to the water pump 35 and is located downstream of the water pump 35, and the water outlet 103 of the water outlet valve 100 is connected to the brush ring outlet through a pipeline. The water flow of the water tank 32 is pressurized by the water pump and then output from the switching valve 100. The switching valve 100 is suitable for switching between the municipal water source and the pressurized water source of the water tank 32.

[0068] In the attached drawings, the water outlet 103 is connected to the brush ring ejector 33 through a pipeline, and the brush ring ejector 33 is connected to the brush ring outlet of the toilet body 31. Of course, the water outlet valve 100 can also be connected to the siphon ejector, which is not limited here. Among them, the siphon ejector is used to install the ejector 34 to generate a siphon effect to clean the toilet. Multiple water outlets 103 can also be set, respectively connected to the brush ring ejector 33 and the ejector 34.

[0069] The toilet 300 of the utility model embodiment can not only save costs but also achieve the purpose of flushing noise reduction by installing the water outlet valve 100. In addition, the water outlet valve 100 can cooperate with the flushing waterway of the toilet 300 to realize two flushing modes: electric flushing and non-electric flushing.

[0070] In the description of the present invention, it should be noted that the terms "upper", "lower", "one side", "the other side", "one end", "the other end", "side", "relative", "four corners", "periphery", "mouth-shaped structure" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the structure referred to has a specific orientation, is constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0071] In the description of the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "connection", "direct connection", "indirect connection", "fixed connection", "installation", and "assembly" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; the terms "installation", "connection", and "fixed connection" can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0072] Although the implementation methods disclosed in the utility model are as above, the above contents are only implementation methods adopted to facilitate the understanding of the utility model, and are not used to limit the utility model. Any technician in the field to which the utility model belongs can make any modifications and changes in the form and details of implementation without departing from the spirit and scope disclosed in the utility model, but the scope of patent protection of the utility model shall still be defined by the attached claims.

Claims

1. A water outlet valve, characterized in that: include: A valve body, provided with a valve cavity, the inner wall of the valve cavity is provided with a first water inlet, a second water inlet and a water outlet, and the first water inlet, the second water inlet and the water outlet are arranged along the circumference of the valve cavity; A gate plate is arranged in the valve cavity and has a first working state for blocking the first water inlet and a second working state for blocking the second water inlet respectively. The gate plate is configured to be able to rotate under the action of water flow entering the first water inlet or the second water inlet to switch the first working state and the second working state.

2. The water outlet valve according to claim 1, characterized in that: The valve chamber is provided with a fitting portion rotatably connected to the valve body, and a first limiting portion and a second limiting portion located on the rotation track of the gate plate; In the first working state, the gate plate cooperates with the first limiting portion to limit and block the first water inlet; in the second working state, the gate plate cooperates with the second limiting portion to limit and block the second water inlet.

3. The water outlet valve according to claim 2, characterized in that: The first limiting portion and the second limiting portion are arranged on the circumferential inner wall of the valve cavity; The first limiting portion is located between the first water inlet and the water outlet along the circumferential direction, and the second limiting portion is located between the second water inlet and the water outlet along the circumferential direction.

4. The water outlet valve according to claim 3, characterized in that: The fitting portion is provided on the circumferential inner wall of the valve cavity and is located between the first water inlet and the second water inlet in the circumferential direction; The gate plate comprises a first end and a second end opposite to each other in a length direction, wherein the first end is pivotally connected to the fitting portion; In the first working state, the second end cooperates with the first limiting portion to limit position; in the second working state, the second end cooperates with the second limiting portion to limit position.

5. The water outlet valve according to claim 4, characterized in that: The fitting portion is a clamping opening provided on the circumferential inner wall of the valve cavity, and the first end is provided with a rotating shaft fitted with the clamping opening and rotatable relative to the clamping opening; The clamping port extends along the depth direction of the valve cavity, and the rotating shaft extends along the width direction of the gate plate.

6. The water outlet valve according to claim 4, characterized in that: The gate plate has a thickness that gradually increases in a direction from the first end toward the second end.

7. The water outlet valve according to claim 4, characterized in that: The second end has a first side and a second side that are circumferentially opposite; One of the first side and the second side is provided with a notch matched with the first limiting portion or the second limiting portion, and the other has a plane fitted with the first limiting portion or the second limiting portion; and / or A notch is provided on one side of the second end along the depth direction of the valve cavity.

8. The water outlet valve according to any one of claims 2 to 7, characterized in that: The rotation angle range of the gate plate between the first limiting portion and the second limiting portion is greater than 0 degrees and less than 120 degrees.

9. The water outlet valve according to any one of claims 1 to 7, characterized in that: At least one of the inner walls on both sides of the valve cavity opposite to each other in the depth direction is provided with a first positioning rib extending toward the gate plate; The first positioning rib is located at the water outlet and stops the gate plate in the radial direction of the valve cavity. The first positioning rib is configured to limit the movement of the gate plate in the radial direction of the valve cavity.

10. The water outlet valve according to any one of claims 1 to 7, characterized in that: At least one of the inner walls on both sides opposite to each other in the depth direction of the valve cavity is provided with a second positioning rib extending toward the gate plate and abutting against the gate plate, and the second positioning rib is configured to limit the movement of the gate plate in the depth direction of the valve cavity.

11. The water outlet valve according to any one of claims 1 to 7, characterized in that: The valve body is also provided with a first water inlet valve port, a second water inlet valve port and a water outlet valve port connected to the outside, and a first water inlet flow channel, a second water inlet flow channel and a water outlet flow channel; One end of the first water inlet flow channel, the second water inlet flow channel and the water outlet flow channel is connected to the first water inlet valve port, the second water inlet valve port and the water outlet valve port, and the other end is connected to the first water inlet, the second water inlet and the water outlet; The valve body comprises a valve main body provided with the valve cavity, and a valve cover closing the valve cavity, and the valve cover is detachably connected to the valve main body.

12. A water outlet device, characterized in that: include: A main body having a connecting water circuit, and a water outlet valve as described in any one of claims 1 to 11 connected to the connecting water circuit, wherein the connecting water circuit includes a first water supply circuit and a second water supply circuit, the first water supply circuit is connected to a first water inlet of the water outlet valve, and the second water supply circuit is connected to a second water inlet of the water outlet valve.

13. A toilet, characterized in that: include: A toilet body provided with a brush ring outlet and a siphon jet outlet, a water tank, a water pump connected to the water tank and located downstream of the water tank, and a water outlet valve as described in any one of claims 1 to 11, wherein the first water inlet of the water outlet valve is configured to be connected to a municipal water source, the second water inlet of the water outlet valve is connected to the water pump and located downstream of the water pump, and the water outlet of the water outlet valve is connected to the brush ring outlet or the siphon jet outlet.

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