Valve structure and cup washing device

Abstract

The utility model discloses a valve structure and a cup washing device. The valve structure comprises a valve body, a water outlet sealing piece, an elastic component and a pressure relief assembly. A water inlet cavity, a water outlet cavity and a pressure relief cavity are formed in the valve body; the water outlet cavity and the pressure relief cavity are formed in the two sides of the water outlet sealing piece respectively, and the water outlet sealing piece is provided with a pressure relief hole penetrating through the two sides. The pressure relief assembly comprises a pressure relief piece, the pressure relief piece is arranged to open the pressure relief hole when being pressed from the first position to the second position, and the pressure relief piece can reset to the first position to close the pressure relief hole when being released; when the pressure relief hole is closed, the water outlet sealing piece closes a channel between the water inlet cavity and the water outlet cavity under the elastic force effect of the elastic component, and when the pressure relief hole is opened, the water outlet sealing piece moves under the water inlet pressure effect of the water inlet cavity to open the channel between the water inlet cavity and the water outlet cavity. According to the scheme, the problem that in the prior art, a water path can be opened only through large pressing force of a cup washing device can be solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to kitchen and bath technical field especially valve structure and washing cup device. BACKGROUND

[0002] The existing washing cup (be suitable for washing cup, certainly also can wash other utensils) usually includes the cleaning spray head and the valve structure for supplying water to the cleaning spray head, and the movable part of the valve structure can be pushed by pressing the utensil to be cleaned, so that the water path of the valve structure is opened by the movable part to realize cleaning, but the current washing cup has the problem that a large pressing force is needed to open the water path. SUMMARY

[0003] The utility model embodiment provides a valve structure and washing cup to solve the problem that the current washing cup needs a large pressing force to open the water path.

[0004] The embodiment of the application provides a valve structure, which comprises a valve body, a water outlet sealing element, an elastic component and a pressure relief assembly.

[0005] The valve body is provided with a water inlet cavity, a water outlet cavity and a pressure relief cavity, and the water inlet cavity and the pressure relief cavity are communicatively arranged.

[0006] The water outlet sealing element is arranged to open and close the passage between the water inlet cavity and the water outlet cavity, wherein the water outlet cavity and the pressure relief cavity are arranged on the two sides of the water outlet sealing element respectively, and the water outlet sealing element is provided with a pressure relief hole penetrating through the two sides.

[0007] The pressure relief assembly comprises a pressure relief element, which is arranged to open the pressure relief hole when being pressed from a first position to a second position, and the pressure relief element can be reset to the first position to close the pressure relief hole when being released.

[0008] When the pressure relief hole is closed, the water outlet sealing element closes the passage between the water inlet cavity and the water outlet cavity under the elastic force of the elastic component, and when the pressure relief hole is opened, the water outlet sealing element moves under the water inlet pressure of the water inlet cavity to open the passage between the water inlet cavity and the water outlet cavity.

[0009] In an embodiment, the valve body is provided with an annular abutting portion on one side of the water outlet sealing element, and at least part of the water outlet cavity is formed in the annular abutting portion.

[0010] The elastic component is arranged to apply elastic force to the water outlet sealing member, so that the water outlet sealing member is abutted against the annular abutment part to close the passage between the water inlet cavity and the water outlet cavity, and when the water outlet sealing member is separated from the annular abutment part under the water pressure of the water inlet cavity, a passage is formed between the water outlet sealing member and the annular abutment part to connect the water inlet cavity and the water outlet cavity.

[0011] In one embodiment, the water outlet sealing member comprises a first sealing body and a second sealing body arranged on the first sealing body, and the hardness of the second sealing body is less than that of the first sealing body.

[0012] The elastic component is arranged to apply elastic force to the first sealing body, and the second sealing body is arranged corresponding to the annular abutment part, and the water outlet sealing member is sealed by abutting the second sealing body against the annular abutment part.

[0013] In one embodiment, the elastic component comprises a first spring arranged to apply elastic force to the pressure relief member, and when the pressure relief member is released, it moves to the first position under the elastic force of the first spring, and the pressure relief member drives the water outlet sealing member to move to close the passage between the water inlet cavity and the water outlet cavity.

[0014] In one embodiment, the pressure relief member is a pressure relief rod passing through the pressure relief hole from the water outlet cavity to the pressure relief cavity, and one end of the pressure relief rod located in the pressure relief cavity is provided with a protruding part.

[0015] The pressure relief assembly further comprises a pressure relief sealing member sleeved on the pressure relief rod, and the pressure relief sealing member is located between the protruding part and the water outlet sealing member, and the first spring is arranged to apply elastic force to the protruding part to press the pressure relief sealing member against the water outlet sealing member to seal the pressure relief hole.

[0016] In one embodiment, the elastic component further comprises a second spring arranged to apply elastic force to the water outlet sealing member to drive the water outlet sealing member to move towards the position to close the passage between the water inlet cavity and the water outlet cavity.

[0017] In one embodiment, the water outlet sealing member is provided with an opening hole connecting the water inlet cavity and the pressure relief cavity, and one end of the second spring is provided with a plug rod inserted into the opening hole.

[0018] In one embodiment, the pressure relief member is arranged to extend in the activity direction, and the water outlet cavity and the pressure relief cavity are located on both sides of the water outlet sealing member in the activity direction.

[0019] The embodiment of the present application also provides a cup washer, which comprises a water spraying mechanism, a movable element and the valve structure as described above.

[0020] The water spraying mechanism is arranged in communication with the water outlet cavity of the valve structure, so that water in the water outlet cavity is sprayed from the water spraying mechanism; the movable element is arranged to be movable relative to the valve body of the valve structure, and the movable element is connected with the pressure relief element; when the movable element is pressed, the pressure relief element is pushed to the second position by the movable element, the water spraying mechanism sprays water, and when the movable element is released, the pressure relief element is reset to the first position, and the water spraying mechanism stops spraying water.

[0021] In an embodiment, the pressure relief element is connected to the center of the movable element.

[0022] In an embodiment, the water spraying mechanism comprises a container, an impeller rotatably arranged in the container, and a spray head connected with the impeller; the container has a water inlet hole at the bottom, water in the water outlet cavity enters the container from the water inlet hole, and the water in the container drives the impeller to rotate, so that the impeller drives the spray head to rotate.

[0023] The pressure relief element passes through the water inlet hole, the impeller and the spray head to be connected to the movable element.

[0024] In the scheme provided by the embodiment of the present application, the pressure relief cavity is relieved by pressing the pressure relief element to open the pressure relief hole, so that the pressure in the water inlet cavity is greater than the pressure in the pressure relief cavity, and thus the water outlet sealing element can be moved to open the passage between the water inlet cavity and the water outlet cavity under the action of the pressure difference. Since the pressure relief element is used for pressure relief, a small force is required to operate the pressure relief element to control the passage between the water inlet cavity and the water outlet cavity. The valve structure provided by the present application can be used in a cup washer, and the cup washer using the valve structure can easily control the opening and closing of the water passage, thereby effectively overcoming the problem that a large pressing force is required to open the water passage in the prior art.

[0025] Other features and advantages of the present application will be set forth in the following description of the application, and in part will become apparent to those skilled in the art from the description, or can be learned by practice of the application. The objects and other advantages of the present application can be realized and obtained by the structure particularly pointed out in the description and the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0026] The accompanying drawings are used to provide a further understanding of the technical scheme of the present application, and constitute a part of the specification, and are used together with the embodiments of the present application to explain the technical scheme of the present application, and do not constitute a limitation on the technical scheme of the present application.

[0027] Figure 1Fig. 1 is a schematic view of a cup washer according to an embodiment of the present application;

[0028] Figure 2 Fig. 2 is a schematic view of a cup washer according to an embodiment of the present application; Figure 1 Fig. 3 is a schematic view of a cup washer according to an embodiment of the present application;

[0029] Figure 3 Fig. 4 is a schematic view of a cup washer according to an embodiment of the present application; Figure 2 Fig. 5 is a schematic view of a cup washer according to an embodiment of the present application;

[0030] Figure 4 Fig. 6 is a schematic view of a cup washer according to an embodiment of the present application; Figure 1 Fig. 7 is a schematic view of a cup washer according to an embodiment of the present application;

[0031] Figure 5 Fig. 8 is a schematic view of a cup washer according to an embodiment of the present application; Figure 4 Fig. 9 is a schematic view of a cup washer according to an embodiment of the present application;

[0032] Figure 6 Fig. 10 is a schematic view of a cup washer according to an embodiment of the present application; Figure 1 Fig. 11 is a schematic view of a cup washer according to an embodiment of the present application;

[0033] Figure 7 Fig. 12 is a schematic view of a cup washer according to an embodiment of the present application;

[0034] Figure 8 Fig. 13 is a schematic view of a cup washer according to an embodiment of the present application; Figure 7 Fig. 14 is a schematic view of a cup washer according to an embodiment of the present application;

[0035] Figure 9 Fig. 15 is a schematic view of a cup washer according to an embodiment of the present application;

[0036] Figure 10 Fig. 16 is a schematic view of a cup washer according to an embodiment of the present application; Figure 9 Fig. 17 is a schematic view of a cup washer according to an embodiment of the present application;

[0037] Figure 11 Fig. 18 is a schematic view of a cup washer according to an embodiment of the present application;

[0038] 1-valve structure; 11-first valve seat; 111-positioning groove; 112-first through hole; 12-second valve seat; 13-lower valve body; 131-positioning protrusion; 132-limiting hole; 14-upper valve body; 141-annular abutting part; 142-second through hole; 143-first cavity; 144-second cavity; 145-seal limiting groove; 146-annular positioning table; 147-annular cavity; 15-outlet water seal; 151-first sealing body; 152-second sealing body; 153-pressure relief hole; 154-opening; 16-pressure relief member; 161-protrusion; 17-pressure relief seal; 181-first spring; 182-pressing column; 19-second spring; 191-inserting rod; 2-water spraying mechanism; 21-container; 211-water inlet hole; 22-impeller; 23-nozzle; 3-moving member; 4-base; 10-water inlet cavity; 20-outlet water cavity; 30-pressure relief cavity. DETAILED DESCRIPTION

[0039] To make the purpose, technical scheme and advantages of the utility model clearer and more apparent, the following will combine the drawings to make a detailed description of the embodiments of the utility model. It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other at will without conflict.

[0040] The embodiments of the present application provide a valve structure 1, as shown in the embodiments, Figures 1-6 The valve structure 1 comprises a valve body, an outlet water seal 15, an elastic component and a pressure relief assembly.

[0041] The valve body is provided with a water inlet cavity 10, an outlet water cavity 20 and a pressure relief cavity 30, and the water inlet cavity 10 and the pressure relief cavity 30 are communicated; the outlet water seal 15 is arranged to open and close the passage between the water inlet cavity 10 and the outlet water cavity 20; wherein the outlet water cavity 20 and the pressure relief cavity 30 are arranged on the two sides of the outlet water seal 15 respectively, and the outlet water seal 15 is provided with a pressure relief hole 153 penetrating through the two sides, and the pressure relief hole 153 can communicate the pressure relief cavity 30 and the outlet water cavity 20.

[0042] The pressure relief assembly comprises a pressure relief member 16, and the pressure relief member 16 is arranged to open the pressure relief hole 153 when being pressed from a first position to a second position, and the pressure relief member 16 can reset to the first position to close the pressure relief hole 153 when being released.

[0043] When the pressure relief hole 153 is closed, the outlet water seal 15 closes the passage between the water inlet cavity 10 and the outlet water cavity 20 under the elastic force of the elastic component, and when the pressure relief hole 153 is opened, the outlet water seal 15 moves to open the passage between the water inlet cavity 10 and the outlet water cavity 20 under the water inlet pressure of the water inlet cavity 10. Wherein the movement of the outlet water seal 15 can be integral movement or partial movement.

[0044] In the scheme provided by the embodiment of the application, the pressure relief of the pressure relief cavity 30 is realized by opening the pressure relief hole 153 by pressing the pressure relief member 16, so that the pressure in the water inlet cavity 10 is greater than the pressure in the pressure relief cavity 30. In this way, the water outlet sealing member 15 can move under the action of the pressure difference to open the passage between the water inlet cavity 10 and the water outlet cavity 20. Since the pressure relief member 16 is used for pressure relief, a small force is required to operate the pressure relief member 16 to control the opening and closing of the passage between the water inlet cavity 10 and the water outlet cavity 20.

[0045] The valve structure 1 provided by the application can be used in a cup washer. The cup washer using the valve structure 1 can easily control the opening and closing of the water passage, thereby effectively overcoming the problem in the prior art that a large pressing force is required to open the water passage. It can be understood that the valve structure 1 provided by the application is not limited to be applied to the cup washer, and other devices that need to be opened in a labor-saving manner can also be used.

[0046] Figures 1-6 An example in which the valve structure 1 is applied to the cup washer is shown. In this embodiment, the pressure relief member 16 of the valve structure 1 is connected with the movable member 3 of the cup washer. When the movable member 3 is pressed, the pressure relief hole 153 can be opened by pressing the pressure relief member 16 through the movable member 3, so that the water outlet cavity 20 of the valve structure 1 can outlet water, and the water spraying mechanism 2 of the cup washer can spray water. Figure 2 And Figure 3 A state in which the movable member 3 and the pressure relief member 16 are pressed, the water outlet sealing member 15 opens the passage between the water inlet cavity 10 and the water outlet cavity 20, and the water in the water outlet cavity 20 is sprayed from the water spraying mechanism 2 of the cup washer is shown. Figure 4 And Figure 5 A state in which the movable member 3 and the pressure relief member 16 are released, the pressure relief hole 153 is closed, and the water outlet sealing member 15 closes the passage between the water inlet cavity 10 and the water outlet cavity 20 is shown.

[0047] In one embodiment, as shown in Figures 2-5 An annular abutting portion 141 is arranged on the valve body on the side of the water outlet sealing member 15, and at least part of the water outlet cavity 20 is formed in the annular abutting portion 141. The elastic member applies an elastic force to the water outlet sealing member 15, so that the water outlet sealing member 15 abuts on the annular abutting portion 141 to close the passage between the water inlet cavity 10 and the water outlet cavity 20. When the water outlet sealing member 15 leaves the annular abutting portion 141 under the action of the water inlet pressure of the water inlet cavity 10, a passage connecting the water inlet cavity 10 and the water outlet cavity 20 is formed between the water outlet sealing member 15 and the annular abutting portion 141.

[0048] Referring to Figures 2-5 And Figures 7-8As shown, the water outlet sealing member 15 can be provided as including a first sealing body 151 and a second sealing body 152 provided on the first sealing body 151, the second sealing body 152 having a hardness less than that of the first sealing body 151; wherein the elastic component is arranged to apply an elastic force to the first sealing body 151, the second sealing body 152 is arranged corresponding to the annular abutting portion 141, and the water outlet sealing member 15 is sealed by abutting the second sealing body 152 against the annular abutting portion 141. In this embodiment, the first sealing body 151 has a greater hardness and can keep the main structure of the water outlet sealing member 15 to be moved by the elastic component, while the second sealing body 152 having a smaller hardness abuts against the annular abutting portion 141 to achieve effective sealing. It can be understood that the water outlet sealing member 15 can also be an elastic sealing member integrally formed of one material.

[0049] In one embodiment, the elastic component applying an elastic force to the water outlet sealing member 15 includes a first spring 181 arranged to apply an elastic force to the pressure relief member 16, the pressure relief member 16 is moved to the first position under the elastic force of the first spring 181 when the pressure relief member 16 is released, and the pressure relief member 16 drives the water outlet sealing member 15 to move to close the passage between the water inlet cavity 10 and the water outlet cavity 20.

[0050] That is, the first spring 181 simultaneously applies an elastic force to the pressure relief member 16 and the water outlet sealing member 15, and when the pressure relief member 16 is released, the first spring 181 simultaneously resets the pressure relief member 16 to the first position and closes the passage between the water inlet cavity 10 and the water outlet cavity 20.

[0051] In one embodiment, as shown in Figures 2-5 the pressure relief member 16 is a pressure relief rod passing through the pressure relief hole 153 from the water outlet cavity 20 to the pressure relief cavity 30, and one end of the pressure relief member 16 located in the pressure relief cavity 30 is provided with a protruding portion 161; the pressure relief assembly further includes a pressure relief sealing member 17 sleeved on the pressure relief member 16, the pressure relief sealing member 17 is located between the protruding portion 161 and the water outlet sealing member 15, and the first spring 181 is arranged to apply an elastic force to the protruding portion 161 to press the pressure relief sealing member 17 against the water outlet sealing member 15 to seal the pressure relief hole 153.

[0052] In order to stably apply an elastic force to the pressure relief member 16, the valve body is formed with a limiting hole 132, a pressing column 182 is arranged in the limiting hole 132, and the first spring 181 is arranged between the limiting hole 132 and the pressing column 182 to apply an elastic force to the pressing column 182, and the pressing column 182 elastically presses against the pressure relief member 16. In this embodiment, the limiting hole 132 can be arranged on the lower valve body 13 of the valve body, and the specific structure of the valve body can be referred to the description below.

[0053] In one embodiment, the elastic component further comprises a second spring 19 arranged to apply an elastic force to the water outlet seal 15, which drives the water outlet seal 15 to move towards a position closing the passage between the water inlet cavity 10 and the water outlet cavity 20.

[0054] The second spring 19 is arranged at the outer periphery of the convex portion 161 of the pressure relief member 16, and further applies an elastic force to the water outlet seal 15. By applying an elastic force to the water outlet seal 15 by the second spring 19 and the convex portion 161 simultaneously, a more uniform force can be applied to a larger area of the water outlet seal, so that the water outlet seal 15 can be more reliably abutted against the annular abutment portion 141.

[0055] In this embodiment, the water outlet seal 15 is provided with an opening hole 154 communicating the water inlet cavity 10 and the pressure relief cavity 30, and one end of the second spring 19 is provided with a plug rod 191 inserted into the opening hole 154. By providing the opening hole 154, the pressure in the pressure relief cavity 30 can be kept consistent with the pressure in the water inlet cavity 10, so that the pressure relief hole 153 can be opened. By providing the plug rod 191 inserted into the opening hole 154, the opening hole 154 can be kept unblocked, preventing the opening hole 154 from being blocked.

[0056] In one embodiment, the pressure relief member 16 is arranged to extend in the movement direction, and the water outlet cavity 20 and the pressure relief cavity 30 are arranged on both sides of the water outlet seal 15 in the movement direction.

[0057] In one example, the valve structure 1 can be arranged as a cylindrical structure having a center line, for example, the first valve seat 11 and the second valve seat 12 of the valve structure 1 can be arranged as a cylindrical structure having a center line, and the elastic component, the water outlet seal 15 and the pressure relief member 16 are arranged along the center line. In this way, when the valve structure 1 is applied to a cup washer, the pressure relief member 16 can be connected to the movable member 3 of the cup washer at the center position. When the cup washer is pressed to open the water spray, the movable member 3 can be pressed at the center position to move the pressure relief member 16 at the center position. By pressing the pressure relief member 16 at the center position, the movable member 3 of the cup washer can be uniformly stressed when pressed to open the water spray, providing a good experience.

[0058] The following will be described in detail Figures 1-6 The valve structure 1 provided in one embodiment of the present application will be described in detail.

[0059] In Figures 1-6In the embodiment, the valve body of the valve structure 1 comprises a first valve seat 11, a second valve seat 12, a lower valve body 13 and an upper valve body 14 fixed together, the first valve seat 11 can be provided as a tubular structure with external threads, one end of the tubular structure is a water inlet communicating with the water inlet cavity 10, in application, the valve body is fixed by the threads of the first valve seat 11, the second valve seat 12 is fixedly connected with the first valve seat 11 by threads, the second valve seat 12 and the first valve seat 11 jointly form an internal cavity, the lower valve body 13 and the upper valve body 14 are limited in the internal cavity formed by the first valve seat 11 and the second valve seat 12. It can be understood that the valve body comprises a plurality of valve body parts, which is convenient for forming the water inlet cavity 10, the water outlet cavity 20 and the pressure relief cavity 30, and convenient for assembling various parts. However, the valve body is not limited to this structure form, and various deformations can be made.

[0060] In the embodiment, the water outlet sealing member 15 is clamped and fixed by the upper valve body 14 and the lower valve body 13, the upper valve body 14 has an annular abutting portion 141 facing the water outlet sealing member 15, and the upper valve body 14 forms the water outlet cavity 20, when the annular abutting portion 141 abuts against the water outlet sealing member 15, the water outlet cavity 20 is disconnected from the water inlet cavity 10. On the side of the water outlet sealing member 15 away from the annular abutting portion 141, the water outlet sealing member 15 and the lower valve body 13 jointly form the pressure relief cavity 30. The pressure relief member 16 passes through the pressure relief hole 153 from the water outlet cavity 20 to the pressure relief cavity 30, and the elastic member is located on the side of the water outlet sealing member 15 having the pressure relief cavity 30 to apply an elastic force to the water outlet sealing member 15 towards the annular abutting portion 141.

[0061] The connection relationship between the lower valve body 13 and the first valve seat 11 can be referred to Figure 11 A plurality of positioning grooves 111 are provided at the end of the first valve seat 11 away from the water inlet, the lower valve body 13 is provided with a plurality of positioning protrusions 131, and the lower valve body 13 is positioned on the first valve seat 11 by the cooperation of the plurality of positioning protrusions 131 and the plurality of positioning grooves 111. The lower valve body 13 is also provided with a limiting hole 132, and the top pressing column 182 and the first spring 181 are located in the limiting hole 132.

[0062] The structure of the upper valve body 14 can be referred to Figures 9-10 An annular positioning table 146 for contacting the lower valve body 13 is provided on the outer periphery of the annular abutting portion 141, an annular cavity 147 is formed between the annular positioning table 146 and the annular abutting portion 141, a sealing member limiting groove 145 for accommodating the water outlet sealing member 15 is provided on the outer periphery of the annular cavity 147, when the second valve seat 12 is connected with the first valve seat 11 to limit the upper valve body 14 on the lower valve body 13, the annular positioning table 146 contacts the lower valve body 13, and the water outlet sealing member 15 is limited between the upper valve body 14 and the lower valve body 13.

[0063] The first valve seat 11 is provided with a plurality of first through holes 112, and the upper valve body 14 is provided with a plurality of second through holes 142. The water entering the water inlet cavity 10 from the water inlet of the valve body enters the cavities outside the lower valve body 13 and the upper valve body 14 through the first through holes 112, and then enters the annular cavity 147 outside the periphery of the annular abutting portion 141, which is part of the water inlet cavity 10. When the water outlet sealing member 15 abuts on the annular abutting portion 141, the annular cavity 147 is disconnected with the water outlet cavity 20, and the water outlet cavity 20 cannot outlet water. When the pressure relief member 16 is pressed, the pressure relief member 16 moves to make the pressure relief sealing member 17 open the pressure relief hole 153, so that the annular cavity 147 is communicated with the water outlet cavity 20, and the water in the annular cavity 147 flows into the water outlet cavity 20, and the water outlet cavity 20 can outlet water.

[0064] In addition, the first cavity 143 and the second cavity 144 are formed in the upper valve body 14, which can be used as the water outlet cavity 20. The first cavity 143 is formed by the annular abutting portion 141, and the second cavity 144 can be provided with the water spraying mechanism 2, which will be described in detail with reference to Figure 2

[0065] The embodiment of the present application also provides a cup washer, which comprises the water spraying mechanism 2, the movable member 3, and the valve structure 1 as described above. The water spraying mechanism 2 is arranged to be communicated with the water outlet cavity 20 of the valve structure 1, so that the water in the water outlet cavity 20 is sprayed from the water spraying mechanism 2. The movable member 3 is arranged to be movable relative to the valve body of the valve structure 1, and the movable member 3 is connected with the pressure relief member 16. When the movable member 3 is pressed, the pressure relief member 16 is pushed by the movable member 3 to the second position, the water spraying mechanism 2 sprays water, and when the movable member 3 is released, the pressure relief member 16 is reset to the first position, and the water spraying mechanism 2 stops spraying water.

[0066] The cup washer can further comprise a base 4, and the valve body of the valve structure 1 is fixed relative to the base 4. The movable member 3 is movably arranged on the base 4.

[0067] In one embodiment, the pressure relief member 16 is connected to the center of the movable member 3. When the cup washer is used to clean a utensil such as a cup, the cup is buckled on the movable member 3 and pressed. Since the pressure relief member 16 is at the center, the movable member 3 is uniformly stressed, and the pressure relief member 16 can be easily pushed. The user has a good experience. After the pressure relief member 16 is pushed by the movable member 3 to move from the first position to the second position to achieve pressure relief, the water spraying mechanism 2 can spray water to clean the utensil. After cleaning, the movable member 3 is released, the pressure relief member 16 is reset from the second position to the first position, and the water spraying mechanism 2 stops spraying water.

[0068] As Figures 1-6 ​In the example, the water spraying mechanism 2 can be provided with a container 21, an impeller 22 rotatably installed in the container 21, and a spray head 23 connected with the impeller 22, in which the container 21 and the impeller 22 can be limited in the upper valve body 14 by the second valve seat 12 of the valve body, and the spray head 23 can be screwed on the impeller 22.

[0069] The container 21 has a water inlet hole 211 at the bottom, water in the water outlet cavity 20 enters the container 21 from the water inlet hole 211, and the water in the container 21 drives the impeller 22 to rotate, so that the impeller 22 drives the spray head 23 to rotate and spray water. The pressure relief member 16 is located at the center of the cup washer, and the pressure relief member 16 passes through the water inlet hole 211 and passes through the impeller 22 and the spray head 23 to be connected to the movable member 3.

[0070] In the description of the utility model, it should be explained that the terms "upper", "lower", "one side", "the other side", "one end", "the other end", "edge", "opposite", "four corners", "perimeter", "mouth" structure" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the structure has a specific orientation, is constructed and operated in a specific orientation, therefore, it cannot be understood as a limitation of the utility model.

[0071] In the description of the utility model embodiment, unless otherwise explicitly specified and limited, the terms "connection", "direct connection", "indirect connection", "fixed connection", "installation", "assembly" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; The terms "installation", "connection", "fixed connection" can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0072] Although the embodiments disclosed by the utility model are as above, the content described is only the embodiment adopted for the convenience of understanding the utility model, and is not used to limit the utility model. Any person skilled in the art of the utility model can make any modification and change in the form and details without departing from the spirit and scope of the utility model disclosed by the utility model, but the patent protection scope of the utility model still needs to be defined by the attached claims.

Claims

1. A valve structure, characterized in that, include: Valve body, outlet seal, elastic components, and pressure relief assembly; The valve body is provided with an inlet chamber, an outlet chamber and a pressure relief chamber, and the inlet chamber and the pressure relief chamber are connected. The water outlet seal is configured to open and close the passage between the water inlet chamber and the water outlet chamber; wherein the water outlet chamber and the pressure relief chamber are respectively located on both sides of the water outlet seal, and the water outlet seal is provided with a pressure relief hole that passes through both sides; The pressure relief assembly includes a pressure relief member, which is configured to open the pressure relief hole when pressed from a first position to a second position, and to return to the first position and close the pressure relief hole when released. When the pressure relief hole is closed, the water outlet seal closes the passage between the water inlet chamber and the water outlet chamber under the elastic force of the elastic component. When the pressure relief hole is open, the water outlet seal moves under the water inlet pressure of the water inlet chamber to open the passage between the water inlet chamber and the water outlet chamber.

2. The valve structure according to claim 1, characterized in that, The valve body is provided with an annular abutment portion located on one side of the water outlet seal, and at least part of the water outlet cavity is formed in the annular abutment portion; The elastic component is configured to apply elastic force to the water outlet seal, causing the water outlet seal to abut against the annular abutment portion, thereby closing the passage between the water inlet chamber and the water outlet chamber. When the water outlet seal leaves the annular abutment portion under the action of the water pressure in the water inlet chamber, a passage connecting the water inlet chamber and the water outlet chamber is formed between the water outlet seal and the annular abutment portion.

3. The valve structure according to claim 2, characterized in that, The water outlet seal includes a first sealing body and a second sealing body disposed on the first sealing body, wherein the hardness of the second sealing body is less than the hardness of the first sealing body; The elastic component is configured to apply elastic force to the first sealing body, the second sealing body is configured corresponding to the annular abutment portion, and the water outlet seal is sealed by the second sealing body abutting against the annular abutment portion.

4. The valve structure according to claim 1, characterized in that, The elastic component includes a first spring, which is configured to apply elastic force to the pressure relief component. When the pressure relief component is released, it moves to the first position under the elastic force of the first spring, and the pressure relief component drives the water outlet seal to move, thereby closing the passage between the water inlet chamber and the water outlet chamber.

5. The valve structure according to claim 4, characterized in that, The pressure relief component is a pressure relief rod that passes through the pressure relief hole from the water outlet cavity to the pressure relief cavity, and the end of the pressure relief rod located in the pressure relief cavity is provided with a protrusion; The pressure relief assembly also includes a pressure relief seal sleeved on the pressure relief rod. The pressure relief seal is located between the protrusion and the water outlet seal. The first spring is configured to apply elastic force to the protrusion so as to press the pressure relief seal against the water outlet seal through the protrusion to seal the pressure relief hole.

6. The valve structure according to claim 4, characterized in that, The elastic component further includes a second spring configured to apply a spring force to the water outlet seal, which drives the water outlet seal to move toward a position that closes the passage between the water inlet chamber and the water outlet chamber.

7. The valve structure according to claim 6, characterized in that, The water outlet seal is provided with an opening that connects the water inlet chamber and the pressure relief chamber, and one end of the second spring is provided with a rod that can be inserted into the opening.

8. The valve structure according to any one of claims 1-7, characterized in that, The pressure relief component extends in the direction of movement, and the water outlet cavity and the pressure relief cavity are located on both sides of the water outlet seal in the direction of movement.

9. A cup washer, characterized in that, Includes a water spray mechanism, moving parts, and a valve structure according to any one of claims 1-8; wherein, The water spraying mechanism is configured to communicate with the water outlet chamber of the valve structure, so that water from the water outlet chamber is sprayed out from the water spraying mechanism; the movable member is configured to be movable relative to the valve body of the valve structure, and the movable member is connected to the pressure relief member. When the movable member is pressed, the pressure relief member is pushed to the second position by the movable member, and the water spraying mechanism sprays water. When the movable member is released, the pressure relief member returns to the first position, and the water spraying mechanism stops spraying water.

10. The cup washer according to claim 9, characterized in that, The pressure relief component is connected to the center of the movable component.

11. The cup washer according to claim 9 or 10, characterized in that, The water spraying mechanism includes a container, an impeller rotatably mounted inside the container, and a nozzle connected to the impeller. The container has a water inlet at the bottom, and water from the water outlet chamber enters the container through the water inlet. The water entering the container drives the impeller to rotate, thereby the impeller drives the nozzle to rotate. The pressure relief component passes through the water inlet hole, and through the impeller and the nozzle to be connected to the movable component.

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