Switching water outlet device

Abstract

The utility model discloses a switching water outlet device which comprises a shell, a first switching assembly and a second switching assembly, and a water inlet channel, a water passing channel, a first water passing cavity, a second water passing cavity, a first water outlet channel, a second water outlet channel and a third water outlet channel are arranged in the shell. The water inlet channel, the first water passing cavity and the first water outlet channel are sequentially communicated to form a first water outlet channel, and the water inlet channel, the first water passing cavity, the water passing channel, the second water passing cavity and the second water outlet channel are sequentially communicated to form a second water outlet channel. The water inlet channel, the first water passing cavity, the water passing channel, the second water passing cavity and the third water outlet channel are sequentially communicated to form a third water outlet channel; the first switching assembly comprises a first switching valve group and a first key, the second switching assembly comprises a second switching valve group and a second key, the second key is provided with a front pressing end and a rear pressing end, the rear pressing end is provided with a follow-up part, the first key is matched with the follow-up part in an up-down follow-up manner, and different water outlet paths can be directly and quickly switched through the arrangement.

Description

Technical Field

[0001] The utility model relates to the technical field of shower heads, and in particular to a water outlet switching device. Background Art

[0002] In the existing multifunctional pull-out shower disclosed in Chinese patent publication number CN110159808B, in the initial state, the heights of the two ends of the first button are equal and close to the horizontal state, so that the first switching component and the second switching component are in the upper position, and the shower is in the first water outlet state, that is, the bubbler is discharging water. When the front end of the first button is pressed, the second switching component is in the lower position, and the first switching component is still in the upper position. At this time, the shower is in the second water outlet state. When the rear end of the first button is pressed, the first switching component is in the lower position, and the second switching component is still in the upper position. At this time, the shower is in the third water outlet state. This structure has the following deficiencies , when switching between the second water outlet state and the third water outlet state, the first water outlet state must be passed first, that is, one of the water outlet states needs to be used as the intermediate transition state between the other two water outlet states, which makes the button switching stroke long, and it is impossible to achieve direct and fast switching between different water outlet states, and the water path switching operation is not convenient and fast enough; and when the shower head is in the second water outlet state (or the third water outlet state) and wants to switch to the first water outlet state, if the force applied to the first button is too large, it is easy to directly switch to the third water outlet state (or the second water outlet state), and the pressing force is not easy to control, which makes it difficult to achieve precise control of the switching operation, and then misoperation occurs, affecting the user experience. Utility Model Content

[0003] The utility model aims to provide a water outlet switching device to solve the above-mentioned technical problems.

[0004] To achieve the above-mentioned purpose, the technical solution of the utility model is: a water outlet switching device, comprising a housing, a first switching component and a second switching component, wherein a water inlet channel, a water passage channel, a first water passage chamber, a second water passage chamber, a first water outlet channel, a second water outlet channel and a third water outlet channel are arranged in the housing;

[0005] The water inlet channel, the first water passage chamber and the first water outlet channel are connected in sequence to form a first water outlet waterway; the water inlet channel, the first water passage chamber, the water passage channel, the second water passage chamber and the second water outlet channel are connected in sequence to form a second water outlet waterway; the water inlet channel, the first water passage chamber, the water passage channel, the second water passage chamber and the third water outlet channel are connected in sequence to form a third water outlet waterway;

[0006] The first switching assembly includes a first switching valve group installed in the first water passage chamber and a first button installed on the first switching valve group. The second switching assembly includes a second switching valve group installed in the second water passage chamber and a second button installed on the second switching valve group. The middle part of the second button is rotatably arranged on the housing. The front and rear ends of the second button are respectively a front pressing end and a rear pressing end. The front pressing end is connected to the second switching valve group. The rear pressing end has a follower. The first button and the follower cooperate with each other up and down.

[0007] By pressing the first button, the follower part and the rear pressing end are pressed down together, and the front pressing end is lifted, thereby driving the first switching valve group to move down and the second switching valve group to move up, thereby realizing the switching and opening of the first water outlet waterway;

[0008] By pressing the front pressing end, the follower part, the rear pressing end and the first button are lifted together, thereby driving the first switching valve group to move upward and the second switching valve group to move downward, thereby realizing the opening of the second water outlet waterway;

[0009] By pressing the rear pressing end, the front pressing end is lifted, thereby driving the second switching valve group to move upward, thereby opening the third water outlet waterway.

[0010] Preferably, it also includes a water outlet component installed at the water outlet end of the shell, the water outlet component includes a water outlet end cover, a bubbler and a blade water module, the water outlet end cover is provided with a blade water cavity, a bubble water cavity and a shower water cavity which are respectively connected to the first water outlet channel, the second water outlet channel and the third water outlet channel, the bubbler and the blade water module are respectively installed in the bubble water cavity and the blade water cavity, and a shower water hole connected to the shower water cavity is opened on the surface of the water outlet end cover.

[0011] Preferably, the blade water module includes a blade water forming part, a water storage cover, and a fixed seat. The water storage cover and the fixed seat are installed between the water outlet end cover and the shell. The water storage cover and the fixed seat cooperate with each other to form a water storage cavity. One end of the blade water forming part is installed in the water storage cavity, and the other end is installed in the blade water cavity. A water groove that is connected to the first water outlet channel is opened on the fixed seat, and a water hole that is connected to the water storage cavity is opened in the water groove.

[0012] Preferably, the water trough is a circular water trough, and the water holes are three obliquely arranged arc-shaped water holes, and the three arc-shaped water holes are evenly arranged along the circumferential direction of the end surface of the circular water trough.

[0013] Preferably, a shower water icon is arranged on the surface of the rear pressing end, and a blade water icon is arranged on the surface of the first button.

[0014] Preferably, the follower portion is an extended convex plate arranged at the rear bottom of the rear pressing end, and a clearance notch corresponding to the extended convex plate is formed at the front bottom of the first key.

[0015] Preferably, a supporting shaft is provided on the housing located between the first water passage cavity and the second water passage cavity, and rotating bayonet holes are respectively provided on both sides of the middle of the second button, and the rotating bayonet holes are rotatably provided on the supporting shaft.

[0016] Preferably, the first switching valve group includes a first switching valve, a first switching rod and a first elastic reset member. The first switching valve is sealed and installed at the opening of the first water passage chamber. The first switching rod is arranged through the first switching valve. One end of the first switching rod is connected to the first button. The other end of the first switching rod is provided with a first sealing portion for activating the blocking and switching between the first water outlet channel and the water passage channel. The first elastic reset member is arranged between the first sealing portion and the bottom of the first water passage chamber.

[0017] Preferably, a limit block is arranged on the top of the first switching valve, and a limit slot is provided on the bottom of the first button, and the limit slot and the limit block are correspondingly matched in a limit manner.

[0018] Preferably, the second switching valve group includes a second switching valve, a second switching rod and a second elastic reset member. The second switching valve is sealed and installed at the opening of the second water passage chamber. The second switching rod is arranged through the inside of the second switching valve. One end of the second switching rod is connected to the front pressing end. The other end of the second switching rod is provided with a second sealing portion for active blocking and switching between the second water outlet channel and the third water outlet channel. The second elastic reset member is arranged between the second sealing portion and the bottom of the second water passage chamber.

[0019] The utility model has the following beneficial effects:

[0020] The utility model cooperates with the first button and the follower part to move up and down, so that there is linkage cooperation between the first button and the second button, so that when the user presses the front pressing end and the rear pressing end of the first button and the second button, the first, second and third water outlet waterways can be respectively controlled to switch on, so that different water outlet waterways can be directly and quickly switched, and any switching between the three different water outlet states of blade water, bubble water and shower water can be realized accordingly. There is no need to use one of the water outlet states as an intermediate transition state between the other two water outlet states, which shortens the button switching stroke, can realize direct and rapid switching of different water outlet states, and the waterway switching operation is more convenient and quick. When switching any water outlet state, the pressing positions of the corresponding front pressing end and the rear pressing end of the first button or the second button are both at the end positions of the pressing stroke. Therefore, the control of the pressing force is not required to be high, the switching operation can be accurately controlled, and the occurrence of misoperation is avoided, thereby ensuring the user's usage experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a stereogram of an embodiment of the utility model;

[0022] Figure 2 It is a front view of an embodiment of the utility model;

[0023] Figure 3 It is a top view of an embodiment of the utility model;

[0024] Figure 4 yes Figure 3 Sectional view at AA in the middle;

[0025] Figure 5 It is a side view of an embodiment of the utility model;

[0026] Figure 6 yes Figure 5 Sectional view at the middle BB;

[0027] Figure 7 It is a schematic diagram of the state of switching on the first water outlet waterway in the embodiment of the utility model;

[0028] Figure 8 It is a schematic diagram of the state of switching on the second water outlet waterway in the embodiment of the utility model;

[0029] Fig. 9 It is a schematic diagram of the state of switching on the third water outlet waterway in the embodiment of the utility model;

[0030] Fig.10 It is a structural schematic diagram of the first switching valve group of an embodiment of the utility model;

[0031] Fig.11 It is a structural schematic diagram of the second switching valve group of an embodiment of the utility model;

[0032] Fig.12 It is a structural schematic diagram of the second button of an embodiment of the utility model;

[0033] Fig.13 It is a structural schematic diagram of the first button of an embodiment of the utility model;

[0034] Fig.14 is a schematic diagram of a housing of an embodiment of the utility model at a viewing angle;

[0035] Fig.15 is a schematic diagram of the housing of an embodiment of the utility model at another viewing angle;

[0036] Fig.16 Schematic diagram of the water outlet end of the housing of the embodiment of the utility model;

[0037] Fig.17 This is an outer side perspective view of the water outlet end cover of an embodiment of the utility model;

[0038] Fig.18 This is an inner side view of the water outlet end cover of the embodiment of the utility model;

[0039] Fig.19 It is a structural schematic diagram of a fixing base according to an embodiment of the utility model.

[0040] Figures are marked: 1 housing, 2 water outlet cover, 3 bubbler, 4 blade water module, 41 blade water forming member, 42 water storage cover, 43 fixing seat, 44 water storage chamber, 45 water trough, 46 water hole, 5 bubbler nut, 6 first switching valve group, 61 first switching valve, 611 limit block, 62 first switching rod, 63 first elastic reset member, 64 first sealing portion, 7 first button, 71 clearance gap, 72 limit notch, 8 second switching valve group, 81 second switching valve, 82 second switching rod, 83 second elastic reset member a first water passage, a second water passage, a first water outlet, a second water outlet, a first cover plate, and a second cover plate; a second water outlet, a first water outlet, a first cover plate, and a second water outlet; a first water outlet, a first water outlet, a second water outlet, ... DETAILED DESCRIPTION

[0041] To further illustrate the various embodiments, the present invention provides drawings. These drawings are part of the disclosure of the present invention, which are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, a person of ordinary skill in the art should be able to understand other possible implementations and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0042] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does 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 limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0043] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it 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 an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0044] See also Figure 1-19 As shown, as an embodiment of the utility model, a water switching device is provided, specifically a shower head with three water outlet states: blade water, bubble water, and shower water, which includes a housing 1, a first switching component, a second switching component, and a water outlet component installed at the water outlet end of the housing 1. The housing 1 is provided with a water inlet channel 15, a water flow channel 16, a first water flow chamber 17, a second water flow chamber 18, a first water outlet channel 19, a second water outlet channel 20, and a third water outlet channel 21;

[0045] The water inlet channel 15, the first water passage chamber 17 and the first water outlet channel 19 are connected in sequence to form a first water outlet waterway (such as Figure 7 As shown in the route S1 in FIG. 1 , the water inlet channel 15, the first water passage chamber 17, the water passage channel 16, the second water passage chamber 18 and the second water outlet channel 20 are sequentially connected to form a second water outlet waterway (as shown in FIG. 1 ). Figure 8 As shown in the route S2 in FIG. 1 , the water inlet channel 15, the first water passage chamber 17, the water passage channel 16, the second water passage chamber 18 and the third water outlet channel 21 are sequentially connected to form a third water outlet waterway (as shown in FIG. 1 ). Fig. 9 (as shown in route S3);

[0046] The water outlet assembly includes a water outlet cover 2, a bubbler 3 and a blade water module 4. The water outlet cover 2 is detachably mounted on the water outlet end of the housing 1 by snapping. The water outlet cover 2 is provided with a blade water cavity 10, a bubble water cavity 11 and a shower water cavity 13 which are respectively connected to the first water outlet channel 19, the second water outlet channel 20 and the third water outlet channel 21. The bubbler 3 and the blade water module 4 are respectively mounted in the bubble water cavity 11 and the blade water cavity 10, and a shower water hole 14 which is connected to the shower water cavity 13 is opened on the surface of the water outlet cover 2.

[0047] The first switching assembly includes a first switching valve group 6 installed in the first water passage chamber 17 and a first button 7 installed on the first switching valve group 6. The second switching assembly includes a second switching valve group 8 installed in the second water passage chamber 18 and a second button 9 installed on the second switching valve group 8. The middle part of the second button 9 is rotatably arranged on the housing 1. The front and rear ends of the second button 9 are respectively a front pressing end 91 and a rear pressing end 92. The front pressing end 91 is connected to the second switching valve group 8. The rear pressing end 92 has a follower 93. The first button 7 and the follower 93 cooperate with each other in an upward and downward manner.

[0048] By pressing the first button 7, the follower 93 and the rear pressing end 92 are pressed down together, and the front pressing end 91 is lifted, thereby driving the first switching valve group 6 to move down and the second switching valve group 8 to move up, so as to realize the switching and opening of the first water outlet waterway, that is, finally, water is discharged through the blade water cavity 10 and the blade water module 4 in sequence, presenting a blade water outlet state;

[0049] By pressing the front pressing end 91, the follower 93, the rear pressing end 92 and the first button 7 are lifted together, thereby driving the first switching valve group 6 to move upward and the second switching valve group 8 to move downward, thereby opening the second water outlet waterway, that is, finally, water is discharged through the bubble water cavity 11 and the bubbler 3 in sequence, presenting a bubble water outlet state;

[0050] By pressing the rear pressing end 92, the front pressing end 91 is lifted, thereby driving the second switching valve group 8 to move upward. At this time, the first switching valve group 6 is in the initial upward position, and the third water outlet waterway is opened, that is, water is finally sprayed out through the shower water chamber 13 and the shower water hole 14 in sequence, presenting a shower water outlet state.

[0051] The above technical solution, through the up and down following cooperation of the first button 7 and the follower 93, there is a linkage cooperation between the first button 7 and the second button 9, so that when the user presses the front pressing end 91 and the rear pressing end 92 of the first button 7 and the second button 9, the switching and opening of the first, second and third water outlet waterways can be controlled respectively, thereby realizing any switching between the three different water outlet states of blade water, bubble water and shower water. There is no need for the shower in the prior art to use one of the water outlet states as the intermediate transition state between the other two water outlet states. The button switching stroke is shortened, and direct and rapid switching of different water outlet states can be realized. The waterway switching operation is more convenient and quick. When switching any water outlet state, the pressing positions of the corresponding front pressing end 91 and the rear pressing end 92 of the first button 7 or the second button 9 are at the end positions of the pressing stroke. Therefore, the control of the pressing force is not required to be high, and the switching operation can be accurately controlled to avoid misoperation and ensure the user's use experience.

[0052] In this embodiment, the bubble water channel 11 includes a accommodating chamber 111 and a bubble water channel 112 which are interconnected. The bubble water channel 112 is connected to the second water outlet channel 20 by docking. The accommodating chamber 111 is recessed on the outside of the water outlet end cover 2, and the bubbler 3 is fixedly installed in the accommodating chamber 111 by the bubbler nut 5. The blade water module 4 includes a blade water forming part 41, a water storage cover 42, and a fixed seat 43. The water storage cover 42 and the fixed seat 43 are installed between the water outlet end cover 2 and the shell 1. The water storage cover 42 and the fixed seat 43 cooperate with each other to form a water storage chamber 44. One end of the blade water forming part 41 is installed in the water storage chamber 44, and the other end is installed in the blade water cavity 10. A water flow groove 45 connected to the first water outlet channel 19 is provided on the fixed seat 43, and a water flow hole 46 connected to the water storage chamber 44 is provided in the water flow groove 45. This arrangement ensures the overall assembly stability of the water outlet component by installing the bubbler 3 and the blade water module 4 on the outer side and the inner side of the water outlet end cover 2 respectively. The structural arrangement of the water storage cover 42 and the fixed seat 43 can reduce the pressure on the water outlet end cover 2 when the blade water is in the water outlet state, and at the same time improve the installation reliability and water outlet stability of the blade water module 4.

[0053] In this embodiment, the bubbler 3 corresponds to the upper middle position of the water outlet cover 2, and the blade water forming part 41 corresponds to the lower middle position of the water outlet cover 2 to ensure the stability of water outlet. The shower water holes 14 are correspondingly distributed on the water outlet cover 2 outside the bubbler 3 and the blade water forming part 41, so that the spraying and diffusion effect of the water splash is better when the shower water is discharged.

[0054] In this embodiment, the water groove 45 is a circular water groove, and the water holes 46 are three inclined arc-shaped water holes. The three arc-shaped water holes are evenly arranged along the circumferential direction of the end face of the circular water groove 45, so that the water from the first water outlet channel 19 can flow smoothly and steadily into the water storage chamber 44 through the arc-shaped water holes after reaching the circular water groove, and finally be smoothly sprayed out through the blade water forming part 41, and the blade water forming effect is better.

[0055] In this embodiment, a shower water icon is provided on the surface of the rear pressing end 92, and a blade water icon is provided on the surface of the first button 7. Through the above icons, the user can quickly find the corresponding button area according to his or her own water outlet needs to press the water outlet operation, and the user does not need to memorize the corresponding button area operations for switching different water channels, thereby avoiding memory errors and thus erroneous operations.

[0056] In this embodiment, the follower part 93 is an extended protrusion plate arranged at the rear bottom of the rear pressing end 92, and a clearance notch 71 corresponding to the extended protrusion plate is formed at the front bottom of the first button 7, that is, the extended protrusion plate is located below the inside of the clearance notch 71, so that the fit between the first button 7 and the second button 9 is more compact and beautiful. When the first button 7 is pressed, the extended protrusion plate can be driven to move downward, and then the second button 9 can be driven to swing, so that the rear pressing end 92 moves downward and the rear pressing end 92 moves upward.

[0057] In this embodiment, a supporting shaft 22 is provided on the shell 1 located between the first water passage chamber 17 and the second water passage chamber 18, and rotating bayonet 94 are respectively provided on both sides of the middle part of the second button 9. The rotating bayonet 94 is rotatably set on the supporting shaft 22, so that the second button 9 can swing stably back and forth with the supporting shaft 22 as the rotation fulcrum, thereby ensuring the stability of water path switching.

[0058] See also Fig.10 As shown, in this embodiment, the first switching valve group 6 includes a first switching valve 61, a first switching rod 62 and a first elastic reset member 63. The first switching valve 61 is sealed and installed at the opening of the first water passage chamber 17. The first switching rod 62 is arranged inside the first switching valve 61. The top of the first switching rod 62 is connected to the first button 7. The bottom of the first switching rod 62 is provided with a first sealing portion 64. The first sealing portion 64 includes a first sealing ring sleeved on the bottom of the first switching rod 62, which is used for movably blocking and switching the first water outlet channel 19 and the water passage channel 16. The first elastic reset member 63 is arranged between the first sealing portion 64 and the bottom of the first water passage chamber 17, which is used for the first switching rod 62 to reset upward so that the first sealing portion 64 blocks the first water outlet channel 19 and opens the water path connecting the first water passage chamber 17 and the water passage channel 16.

[0059] In this embodiment, a limit block 611 is set on the top of the first switching valve 61, and a limit slot 72 is opened at the bottom of the first button 7. The limit slot 72 corresponds to the limit block 611 to prevent the first button 7 from rotating when being pressed, thereby ensuring that the operation process is smoother and more stable.

[0060] See also Fig.11As shown, in this embodiment, the second switching valve group 8 includes a second switching valve 81, a second switching rod 82 and a second elastic reset member 83. The second switching valve 81 is sealed and installed at the opening of the second water passage chamber 18. The second switching rod 82 is arranged inside the second switching valve 81. The top of the second switching rod 82 is connected to the front pressing end 91. The bottom end of the second switching rod 82 is provided with a second sealing portion 84. The second sealing portion 84 includes a second sealing ring sleeved on the bottom of the second switching rod 82, which is used to perform active blocking switching between the second water outlet channel 20 and the third water outlet channel 21, that is, to achieve switching between the second water outlet waterway and the third water outlet waterway. The second elastic reset member 83 is arranged between the second sealing portion 84 and the bottom of the second water passage chamber 18, which is used for the second switching rod 82 to reset upward so that the second sealing portion 84 blocks the second water outlet channel 20, and at the same time opens the waterway connecting the second water passage chamber 18 and the third water outlet channel 21.

[0061] In this embodiment, the first and second elastic return members 83 are respectively the first and second return springs. If the elastic force of the first return spring is less than or greater than the water pressure, it is necessary to continuously apply force to press the first button 7 to maintain the blade water outlet state; if the elastic force of the first return spring is less than the water pressure, after switching to the blade water outlet state, it is not necessary to continuously apply force to maintain the blade water outlet state, and it will automatically move up and return to the initial state after closing the water inlet; similarly, if the elastic force of the second return spring is greater than the water pressure, it is necessary to continuously apply force to press the front pressing end 91 of the second button 9 to maintain the bubble water outlet state; if the elastic force of the second return spring is less than the water pressure, after switching to the bubble water outlet state, it is not necessary to continuously apply force to maintain the bubble water outlet state;

[0062] In this embodiment, the first water outlet channel 19, the second water outlet channel 20 and the water passage 16 are all arranged on the side of the shell 1, the water passage 16 is located at the lower part of one side between the first water passage chamber 17 and the second water passage chamber 18, the first water outlet channel 19 is located above the same side of the water passage 16, the first water outlet channel 19 and the outer side of the water passage 16 are sealed and welded with a first cover plate 23, the second water outlet channel 20 is located at the upper part of the side of the second water passage chamber 18 away from the first water outlet channel 19, and the outer side of the second water outlet channel 20 is welded with a second cover plate 24. This arrangement ensures that the processing and forming of the shell 1 is simpler, the economic cost is low, and the space of the shell 1 can be fully utilized to reduce the overall space volume.

[0063] Although the present invention has been specifically demonstrated and described in conjunction with the preferred embodiments, those skilled in the art should understand that various changes made to the present invention in form and detail, without departing from the spirit and scope of the present invention as defined in the appended claims, shall fall within the scope of protection of the present invention.

Claims

1. A water outlet switching device, characterized in that: It includes a shell, a first switching component and a second switching component, and the shell is provided with a water inlet channel, a water passage channel, a first water passage cavity, a second water passage cavity, a first water outlet channel, a second water outlet channel and a third water outlet channel; The water inlet channel, the first water passage chamber and the first water outlet channel are connected in sequence to form a first water outlet waterway; the water inlet channel, the first water passage chamber, the water passage channel, the second water passage chamber and the second water outlet channel are connected in sequence to form a second water outlet waterway; the water inlet channel, the first water passage chamber, the water passage channel, the second water passage chamber and the third water outlet channel are connected in sequence to form a third water outlet waterway; The first switching assembly includes a first switching valve group installed in the first water passage chamber and a first button installed on the first switching valve group. The second switching assembly includes a second switching valve group installed in the second water passage chamber and a second button installed on the second switching valve group. The middle part of the second button is rotatably arranged on the housing. The front and rear ends of the second button are respectively a front pressing end and a rear pressing end. The front pressing end is connected to the second switching valve group. The rear pressing end has a follower. The first button and the follower cooperate with each other up and down. By pressing the first button, the follower part and the rear pressing end are pressed down together, and the front pressing end is lifted, thereby driving the first switching valve group to move down and the second switching valve group to move up, thereby realizing the switching and opening of the first water outlet waterway; By pressing the front pressing end, the follower part, the rear pressing end and the first button are lifted together, thereby driving the first switching valve group to move upward and the second switching valve group to move downward, thereby realizing the opening of the second water outlet waterway; By pressing the rear pressing end, the front pressing end is lifted, thereby driving the second switching valve group to move upward, thereby opening the third water outlet waterway.

2. The water outlet switching device according to claim 1 is characterized in that: It also includes a water outlet component installed at the water outlet end of the shell, the water outlet component includes a water outlet end cover, a bubbler and a blade water module, the water outlet end cover is provided with a blade water cavity, a bubble water cavity and a shower water cavity which are respectively connected to the first water outlet channel, the second water outlet channel and the third water outlet channel, the bubbler and the blade water module are respectively installed in the bubble water cavity and the blade water cavity, and a shower water hole connected to the shower water cavity is opened on the surface of the water outlet end cover.

3. The water outlet switching device according to claim 2 is characterized in that: The blade water module includes a blade water forming part, a water storage cover, and a fixed seat. The water storage cover and the fixed seat are installed between the water outlet end cover and the shell. The water storage cover and the fixed seat cooperate with each other to form a water storage cavity. One end of the blade water forming part is installed in the water storage cavity, and the other end is installed in the blade water cavity. A water flow groove that is connected to the first water outlet channel is opened on the fixed seat, and a water flow hole that is connected to the water storage cavity is opened in the water flow groove.

4. The water outlet switching device according to claim 3 is characterized in that: The water trough is a circular water trough, and the water holes are three obliquely arranged arc-shaped water holes, and the three arc-shaped water holes are evenly arranged along the circumferential direction of the end surface of the circular water trough.

5. The water outlet switching device according to claim 1 is characterized in that: A shower water icon is arranged on the surface of the rear pressing end, and a blade water icon is arranged on the surface of the first button.

6. The water outlet switching device according to claim 1 is characterized in that: The follower part is an extended convex plate arranged at the rear bottom of the rear pressing end, and a yielding notch corresponding to the extended convex plate is formed at the front bottom of the first key.

7. The water outlet switching device according to claim 1 is characterized in that: A supporting shaft is arranged on the shell body between the first water passage cavity and the second water passage cavity, and rotating bayonet holes are respectively arranged on both sides of the middle part of the second button, and the rotating bayonet holes are rotatably arranged on the supporting shaft.

8. The water outlet switching device according to claim 1 is characterized in that: The first switching valve group includes a first switching valve, a first switching rod and a first elastic reset member. The first switching valve is sealingly installed at the opening of the first water passage chamber. The first switching rod is arranged through the first switching valve. One end of the first switching rod is connected to the first button. The other end of the first switching rod is provided with a first sealing portion for movably blocking and switching the first water outlet channel and the water passage channel. The first elastic reset member is arranged between the first sealing portion and the bottom of the first water passage chamber.

9. The water outlet switching device according to claim 8, characterized in that: A limit block is arranged on the top of the first switching valve, and a limit slot is provided at the bottom of the first button, and the limit slot is matched with the limit block in a corresponding limit manner.

10. The water outlet switching device according to claim 1, characterized in that: The second switching valve group includes a second switching valve, a second switching rod and a second elastic reset member. The second switching valve is sealingly installed at the opening of the second water passage chamber. The second switching rod is arranged through the inside of the second switching valve. One end of the second switching rod is connected to the front pressing end. The other end of the second switching rod is provided with a second sealing portion for movably blocking and switching the second water outlet channel and the third water outlet channel. The second elastic reset member is arranged between the second sealing portion and the bottom of the second water passage chamber.

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