CN220450997U - Foam generating device, water outlet device and foam shower assembly - Google Patents

Abstract

A foam generating device, a water outlet device and a foam shower assembly comprise a driving assembly, a stirring assembly and a pump body group; the pump body group is provided with an input end for inputting liquid; the stirring assembly is provided with a stirring cavity and a stirring piece, the output end of the pump body group is connected with the stirring cavity, and the stirring piece is rotatably arranged in the stirring cavity; the driving component is in transmission connection with the pump body group to drive the pump body group to act so as to extract liquid respectively and input the liquid into the stirring cavity, and the driving component is also in transmission connection with the stirring piece to stir the mixed liquid to generate foam; the liquid is clear water and functional liquid or the liquid is mixed liquid, and the produced foam is large in quantity and compact in structure.

Description

Foam generating device, water outlet device and foam shower assembly

Technical Field

The utility model relates to the field of bathroom, in particular to a foam generating device, a water outlet device and a foam shower assembly.

Background

At present, people need to rub and foam the shampoo or the bath foam manually when in use for coating. In the prior art, although the shower equipment which directly adds the shampoo or the bath cream into the shower water path to be mixed with water and then sprays the shampoo or the bath cream through the shower water path to be convenient for a user to smear is provided, the water sprayed by the shower equipment has poor foaming effect, the foam can not be seen basically, and the user still needs to knead and foam to smear, so that the shower equipment is inconvenient.

Therefore, new shower liquid storage cavities, bubble spray heads, micro-bubble technology and the like are added in the market, so that more intelligent, environment-friendly and more convenient shower experience is realized. However, the diaphragm pump is required to be added to pump shampoo or bath foam for foaming, but the amount of generated foam is not rich enough, and the user experience is affected.

Disclosure of Invention

The utility model mainly aims to overcome the defects that the existing diaphragm pump is used for foaming, foam is not abundant enough and user experience is affected, and provides a foam generating device, a water outlet device and a foam shower assembly, wherein the generated foam is large in quantity and compact in overall structure.

The utility model adopts the following technical scheme:

a foam generating device, characterized by: comprises a driving component, a stirring component and a pump body group; the pump body group is provided with an input end for inputting liquid; the stirring assembly is provided with a stirring cavity and a stirring piece, the output end of the pump body group is connected with the stirring cavity, and the stirring piece is rotatably arranged in the stirring cavity; the driving component is in transmission connection with the pump body group to drive the pump body group to act so as to extract liquid respectively and input the liquid into the stirring cavity, and the driving component is also in transmission connection with the stirring piece to stir the mixed liquid to generate foam; the liquid is clear water and functional liquid or the liquid is mixed liquid.

Preferably, the device also comprises a liquid storage structure, wherein the liquid storage structure is provided with a first cavity and a second cavity for respectively containing functional liquid and clear water; the pump body group comprises two pump bodies and a mixing pipe, wherein the input end of one pump body is connected with the first cavity, the two water inlet ends of the mixing pipe are respectively connected with the second cavity and the output end of one pump body, the water outlet end of the mixing pipe is connected with the input end of the other pump body, and the output end of the other pump body is used as the output end of the pump body group and is connected to the stirring cavity.

Preferably, the pump body comprises a shell, a piston and a swing rod; the shell is provided with a cavity, and the cavity is provided with an input end and an output end; the piston is movably arranged in the cavity to absorb or discharge liquid; one end of the swing rod is movably connected with the piston; the driving component drives the other end of the swing rod to act so as to enable the piston to move.

Preferably, the drive assembly includes a motor and a reduction gear set; the motor output shaft is provided with a driving gear which is respectively meshed with the input end of the reduction gear set for transmission; the pump body group is provided with a transmission part, and the transmission part is meshed with the output end of the reduction gear set for transmission; the stirring piece is coaxially connected with the reduction gear set.

The water outlet device comprises a valve body, wherein the valve body is provided with a water inlet, a liquid outlet and a mixing cavity, and the mixing cavity is connected with the liquid outlet; the foam generating device, the control valve group and the control module are also included; the control module is connected with the control valve group and the driving assembly; the output end of the stirring cavity of the foam generating device is connected with the mixing cavity so as to send generated foam to the mixing cavity; the control valve group is respectively connected with the water inlet, the mixing cavity and the liquid outlet to act to open the communication between the water inlet and the mixing cavity so as to dilute foam, or open the communication between the water inlet and the liquid outlet, or respectively close the communication between the water inlet and the liquid outlet and the mixing cavity.

Preferably, the mixing device further comprises a linkage assembly, wherein the linkage assembly is movably arranged between the mixing cavity and the liquid outlet; the control module further comprises an induction element, the induction element is arranged on the valve body and opposite to the linkage assembly to generate an induction signal when the linkage assembly is induced to approach, and the control module controls the working state of the driving assembly according to the induction signal.

Preferably, the linkage assembly comprises a movable rod and an elastic piece; the movable rod is provided with a pressure-bearing part, the pressure-bearing part is arranged at the communication part of the mixing cavity and the liquid outlet and can move under the action of water pressure to be close to the induction element, and the elastic piece is stretched and propped between one end of the pressure-bearing part and the corresponding side wall of the valve body to drive the pressure-bearing part to be far away from the induction element; the movable rod is far away from one end of the pressure-bearing part and is positioned outside the mixing cavity, a magnet is arranged on the movable rod, and the sensing element is positioned on the valve body and is opposite to the magnet.

Preferably, a one-way valve is arranged at the position of the liquid outlet close to the mixing cavity; the control valve group comprises two control valves, wherein the input end of one control valve is communicated with the water inlet, and the output end of the control valve is communicated with the mixing cavity; the input end of the other control valve is communicated with the water inlet, and the output end of the other control valve is connected with the liquid outlet.

Preferably, the foam generating device, the valve body, the control valve group, the linkage assembly and the control module are positioned on the shell; the control module is provided with an operation handle; the control module is connected with the power supply module, and further comprises a battery assembly which is connected with the control module to supply power.

The foam shower assembly comprises a shower and a shower head, and further comprises a water outlet device, wherein one water outlet end of the shower is connected with the water inlet, and the liquid outlet is connected with the input end of the shower head.

As can be seen from the above description of the present utility model, compared with the prior art, the present utility model has the following advantages:

1. the foam generating device comprises a driving assembly, a stirring assembly and a pump body group; the stirring assembly and the pump body group can be driven to act respectively through the driving assembly, so that clear water and functional liquid are pumped to be mixed and then input into the stirring cavity, and the mixed liquid is stirred to generate foam, the generated foam is large in quantity, and the whole structure is compact.

2. In the utility model, the pump body group comprises two pump bodies, the pumping of the functional agent and the clean water is realized through the cooperation of the two pump bodies, the two pump bodies are mixed and then sent to the stirring assembly for stirring, and the mixing proportion of the clean water and the functional agent can be adjusted according to the requirement; the pump body comprises a shell, a piston and a swing rod, the piston is driven to move by driving the swing rod to realize liquid suction or liquid discharge, the fluidity of discharged liquid is increased, and the mixing is more uniform.

3. In the utility model, the driving component comprises a motor and a reduction gear set, and an output shaft of the motor is meshed and transmitted with an input end of the reduction gear set through a driving gear; the pump body group is provided with a transmission part which is meshed with the output end of the reduction gear set for transmission, and the stirring piece is coaxially connected with the reduction gear set, so that the structure is compact and the occupied space is small.

4. The water outlet device comprises a valve body, a foam generating device, a control valve group and a control module; the foam generating device sends the generated foam to a mixing cavity of the valve body; the control valve group is respectively connected with the water inlet, the mixing cavity and the liquid outlet to act to open the communication between the water inlet and the mixing cavity to dilute the foam, or to open the communication between the water inlet and the liquid outlet, or to respectively close the communication between the water inlet and the liquid outlet and the mixing cavity, so that the three-in-one of the foam water outlet mode, the common water outlet mode and the water closing mode is realized, and the functions are various.

5. The utility model also comprises a linkage component which is movably arranged between the mixing cavity and the liquid outlet; the control module further comprises an induction element which is arranged on the valve body and is opposite to the linkage assembly to generate an induction signal when the linkage assembly is induced to approach, and the working state of the driving assembly is controlled according to the induction signal, so that the waste of functional liquid and the pollution of the functional liquid to the waterway can be avoided when the foam water outlet mode is started and water is stopped.

6. According to the utility model, the elastic part is additionally arranged on the flow component, so that the pressure-bearing part can return when the mixing cavity is not filled with water, and the driving component is withdrawn from the working state, thereby avoiding the waste of power consumption caused by the fact that the foam generating device is continuously working after the water outlet device is closed.

7. The foam shower assembly comprises a shower, a shower head and a water outlet device, wherein one water outlet end of the shower is connected with a water inlet of the water outlet device, and a liquid outlet is connected with an input end of the shower head, so that a brand new shower experience can be provided.

Drawings

FIG. 1 is a main construction view of a foam generating apparatus;

FIG. 2 is a top view of FIG. 3;

FIG. 3 is a cross-sectional view of FIG. 3;

FIG. 4 is a partial cross-sectional view of the structure of FIG. 3;

FIG. 5 is a block diagram of a water outlet device according to the present utility model;

FIG. 6 is an exploded view of the present utility model;

FIG. 7 is a schematic flow diagram of the associated liquid for foam generation;

FIG. 8 is a schematic flow diagram of the associated liquid in the foam water out mode;

FIG. 9 is a cross-sectional view of the valve body (foam water out mode);

fig. 10 is a sectional view of the valve body (normal water outlet mode);

FIG. 11 is a schematic view of the water path in the valve body (normal water outlet mode);

FIG. 12 is a schematic view of the foam shower assembly of the present utility model;

wherein:

10. the device comprises a driving component, 11, a motor, 12, a reduction gear set, 13, a large gear, 14, a small gear, 15, a rotating shaft, 16, a driving gear, 20, a stirring component, 21, a stirring cavity, 22, a sleeve body, 23, a cover body, 24, a stirring piece, 30, a pump body group, 31, a pump body, 32, a mixing pipe, 33, a shell, 34, a piston, 35, a swinging rod, 36, a transmission part, 37, an output end of the pump body group, 38, a cavity, 39, a fixed seat, 40, a shell, 41, a first cavity, 42, a second cavity, 43, a battery component, 50, a valve body, 51, a water inlet, 52, a liquid outlet, 53, a mixing cavity, 54, a one-way valve, 60, a control valve group, 61, a control valve, 70, a control module, 71, an operating handle, 72, a sensing element, 73, a sleeve, 80, a linkage component, 81, a movable rod, 82, an elastic piece, 83, a pressure bearing part, 84, a magnet, 90, a shower, 100 and a shower.

Detailed Description

The utility model is further described below by means of specific embodiments.

The terms "first," "second," and the like in the present utility model are merely for convenience of description to distinguish between different constituent components having the same name, and do not denote a sequential or primary or secondary relationship.

In the description of the present utility model, the directions or positional relationships indicated by "upper", "lower", "left", "right", "front" and "rear", etc. are used for convenience of description of the present utility model based on the directions or positional relationships shown in the drawings, and are not intended to indicate or imply that the apparatus referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the scope of protection of the present utility model.

Referring to fig. 1-4, a foam generating apparatus includes a drive assembly 10, a stirring assembly 20, a pump block 30, and the like. The pump body group 30 is used for pumping clean water and functional liquid to mix or directly pumping mixed liquid. For the way of extracting clean water and mixing functional liquid, the pump body set 30 may be provided with two input ends for inputting liquid, where the liquid is the clean water and the functional liquid or the liquid is a mixed liquid. The pump body group 30 is further provided with an output end 37 to directly output the mixed liquid or the mixed liquid after diluting the functional liquid, wherein the functional liquid can be a functional liquid which is relevant to shower such as shampoo, bath lotion and the like and can generate foam, and the clean water can be conventional tap water including normal temperature or constant temperature water and the like. For directly extracting the mixed liquid, only one pump body 31 may be provided, and the mixed liquid may be a mixed liquid obtained by diluting the functional liquid or the like.

The utility model can also be provided with a liquid storage structure, and if the pump body group 30 directly extracts the mixed liquid, the liquid storage structure can be provided with a cavity. For the mode of extracting clear water and mixing functional liquid, the liquid storage structure is provided with a first cavity 41 and a second cavity 42 to respectively hold the functional liquid and the clear water, and the liquid storage structure can be of an integrated structure or a split structure, namely, the first cavity 41 and the second cavity 42 can be connected into a whole or arranged in a split mode, and the first cavity 41 and the second cavity 42 can be respectively provided with a liquid adding port so as to add the clear water or the functional liquid. The pump body group 30 comprises two pump bodies 31 and a mixing tube 32, wherein the input end of one pump body 31 is connected with the first cavity 41, the output end is connected with the mixing tube 32, the mixing tube 32 is also communicated with the second cavity 42, namely, two water inlet ends of the mixing tube 32 are respectively connected with the second cavity 42 and the output end of one pump body 31 so as to mix clear water and functional liquid. The input end of the other pump body 31 is connected with the water outlet end of the mixing pipe 32, and the output end of the other pump body 31 is used as the output end 37 of the pump body group 30 and is connected to the stirring assembly 20 for the next stirring action. The two pump bodies 31 can be positioned relatively by the fixing seat 39.

For example, the first cavity 41 is used for storing functional liquid, the second cavity 42 is used for storing clear water, one pump body 31 can be used for extracting functional liquid, the functional liquid is sent to the mixing pipe 32, under the action of the other pump body 31, the clear water is also sent to the mixing pipe 32 to dilute the functional liquid, and the mixed liquid is further output to the stirring assembly 20 through the mixed liquid output end 37 of the other pump body 31.

Specifically, the two pump bodies 31 of the present utility model may have the same or different structures, and the pump body 31 includes a housing 33, a piston 34, and a swing link 35. The housing 33 is provided with a chamber 38, the chamber 38 being provided with an input for sucking liquid and an output for discharging liquid. The piston 34 is movably disposed in the chamber 38, and the piston 34 reciprocates in the chamber 38 to generate negative pressure in the chamber 38 to realize liquid suction or to discharge liquid in the chamber 38. One end of the swing rod 35 is movably connected with the piston 34, in the figure, the end of the swing rod 35 can be arranged into a sphere, and the corresponding end of the piston 34 is arranged into a spherical groove to be matched with the spherical groove, so that the swing rod 35 and the piston 34 are rotatably connected. The driving assembly 10 drives the other end of the swing rod 35 to act so as to enable the piston 34 to move, and the direction indicated by an arrow in fig. 3 is the reciprocating direction of the piston 34. The other ends of the swing rods 35 are arranged to rotate at a small angle, and the other ends of the two swing rods 35 of the two pump bodies 31 can be coaxially arranged, namely, can synchronously rotate. The stirring assembly 20 is provided with a stirring cavity 21 and a stirring piece 24, the stirring cavity 21 is of a cavity structure, and the stirring cavity 21 is connected with a mixed liquid output end 37 of the pump body group 30, namely, mixed liquid can be input into the stirring cavity 21 through the pump body 31. The stirring member 24 is rotatably disposed in the stirring chamber 21, and the stirring member 24 stirs the mixed liquid to generate foam. The stirring chamber 21 is also provided with an output for outputting the generated foam. In the present utility model, the stirring chamber 21 may be assembled by the sleeve 22 and the cover 23, the shaft 15 of the stirring member 24 may be driven by the driving assembly 10, and the stirring member 24 may be implemented by an impeller having blades or a gear type stirring wheel or other stirring structure.

The driving component 10 is in transmission connection with the pump body group 30 to drive the action of the driving component to respectively extract clean water and functional liquid to be mixed and then input into the stirring cavity 21, and the driving component 10 is also in transmission connection with the stirring piece 24 to stir the mixed liquid to generate foam. Namely, the pump body group 30 and the stirring assembly 20 are simultaneously driven by the driving assembly 10, so that the number of parts is reduced, and the structure is compact.

Specifically, the drive assembly 10 includes a motor 11 and a reduction gear set 12, the number of reduction gear sets 12. Wherein the output shaft of the motor 11 is provided with a driving gear 16, and the driving gear 16 is respectively meshed with the input end of the reduction gear set 12 for transmission. For example, the reduction gear set 12 may be provided with a large gear 13 and a small gear 14 that coaxially rotate, the large gear 13 may be meshed with the driving gear 16 as an input gear, and the small gear 14 may be an output gear.

Further, the pump body group 30 is provided with a transmission part 36, the transmission part 36 can be arranged at the other end of the swing rod 35, the transmission part 36 is a tooth part distributed circumferentially, and the transmission part 36 is meshed with the output end of the reduction gear set 12 for transmission; the stirring member 24 is coaxially coupled to the reduction gear set 12. In practical application, the two swing rods 35 may share one transmission portion 36, and the driving assembly 10 drives the transmission portion 36 to rotate. Or two swing rods 35 are respectively provided with a transmission part 36, and the driving assembly 10 can drive the two transmission parts 36 to rotate simultaneously.

Further, the stirring member 24 of the stirring assembly 20 may have a rotation shaft 15 coaxially disposed with the reduction gear set 12 of the driving assembly 10, that is, the stirring member 24 is fixedly connected to the rotation shaft 15 of the reduction gear set 12, and the stirring member 24 is synchronously rotated when the reduction gear set 12 rotates.

The working process of the foam generating device for generating the foam is as follows:

the motor of the driving assembly 10 is started to drive the reduction gear set 12 to act, so that the two pump bodies 31 of the pump body group 30 are driven to work, the two swing rods 35 act to drive the pistons 34 to move, then one pump body 31 pumps functional liquid to the mixing pipe 32 to be mixed with the clean water pumped by the other pump body 31, the mixed liquid is conveyed to the stirring cavity 21 through the other pump body 31, and the stirring piece 24 stirs the mixed liquid to generate foam.

Based on this, referring to fig. 5 to 11, the present utility model also proposes a water outlet device comprising a valve body 50, a control valve group 60 and a control module 70 and a foam generating device as described above. The valve body 50 is provided with a water inlet 51, a liquid outlet 52, a mixing chamber 53, etc. The water inlet 51 is used for inputting clean water, which may have a certain water pressure. The mixing chamber 53 is connected to the liquid outlet 52, and the liquid outlet 52 is used for outputting diluted foam. The liquid outlet 52 is provided with a one-way valve 54 near the mixing cavity 53, so that the liquid at the liquid outlet 52 is prevented from flowing back to the mixing cavity 53, and the one-way valve 54 can be realized by adopting a conventional one-way valve structure.

The output of the stirring chamber 21 of the foam generating device is connected to a liquid inlet to deliver the generated foam to the mixing chamber 53. The control valve group 60 is respectively connected with the water inlet 51, the mixing cavity 53 and the liquid outlet 52 to act to open the communication between the water inlet 51 and the mixing cavity 53 for diluting the foam, or to open the communication between the water inlet 51 and the liquid outlet 52, or to close the communication between the water inlet 51 and the liquid outlet 52 and the mixing cavity 53. Namely, by controlling the action of the control valve group 60, three working modes of switching the foam water outlet mode, the common water outlet mode and the water closing mode can be realized.

The control module 70 is connected to the control valve group 60 and the driving assembly 10, and is configured to control the working states of the motors 11 of the control valve group 60 and the driving assembly 10, and output corresponding control signals through the control module 70 to control the working states of the control valve group 60 and the driving assembly 10. For example, the control module 70 may further provide an operation handle 71, and by manipulating the operation handle 71, corresponding control commands including a foam water outlet command, a normal water outlet command, and a Guan Shui command may be input, and the control module 70 may control the states of the control valve group 60 and the driving assembly 10 according to the corresponding commands.

Further, a linkage assembly 80 is included, the linkage assembly 80 being movably disposed between the mixing chamber 53 and the outlet 52. Correspondingly, the control module 70 further includes a sensing element 72, where the sensing element 72 is mounted on the valve body 50 and opposite to the linkage assembly 80, so as to generate a sensing signal when the linkage assembly 80 approaches, and the control module 70 controls the working state of the driving assembly 10 according to the sensing signal. That is, the present utility model relates the operating state of the drive assembly 10 to the position of the linkage assembly 80: when the linkage assembly 80 moves to approach the sensing element 72, the sensing element 72 generates a sensing signal to the control module 70, and the control module 70 controls the pump body group 30 to start working after receiving the sensing signal; when the linkage assembly 80 moves away from the sensing element 72, the control module 70 does not receive the sensing signal, and the pump body group 30 is controlled to be closed. In practical applications, the sensing element 72 may also directly send related sensing signals to the pump body set 30, i.e. directly control the working state of the pump body set 30.

In practical applications, the linkage assembly 80 may be further configured to move to open or close between the mixing chamber 53 and the liquid outlet 52, and when the movable rod 81 of the linkage assembly 80 moves to approach the sensing element 72, the communication between the mixing chamber 53 and the liquid outlet 52 is opened; when the movable rod 81 of the linkage assembly 80 moves away from the sensing element 72, communication between the mixing chamber 53 and the liquid outlet 52 is closed.

Specifically, the linkage assembly 80 of the present utility model includes a movable lever 81 and an elastic member 82. The movable rod 81 is provided with a pressure bearing portion 83, the pressure bearing portion 83 is arranged at the communication position of the mixing cavity 53 and the liquid outlet 52 and can move under the action of water pressure to open the communication between the mixing cavity 53 and the liquid outlet 52, and the elastic piece 82 is propped against between one end of the pressure bearing portion 83 and the corresponding side wall of the valve body 50 so as to drive the pressure bearing portion 83 to close the communication between the mixing cavity 53 and the liquid outlet 52. That is, when the elastic force of the elastic member 82 is greater than the water pressure of the mixing chamber 53, the pressure-bearing portion 83 is driven to move to close the communication between the mixing chamber 53 and the liquid outlet 52; when the elastic force of the elastic member 82 is smaller than the water pressure of the mixing chamber 53, communication between the mixing chamber 53 and the liquid outlet 52 is opened.

In practical application, the sensing element 72 may be a hall sensor, and then one end of the movable rod 81, which is far away from the pressure-bearing portion 83, is located outside the mixing cavity 53 and is provided with the magnet 84, the sensing element 72 is located on the valve body 50 and opposite to the magnet 84, and the sleeve 73 may be fixed on the valve body, so that when the sensing element 72 senses that the magnet 84 approaches, a sensing signal may be generated, and when the magnet 84 is far away from the sensing element 72, no sensing signal is generated. And the movable lever 81 is triggered without direct contact with the sensing element 72. It should be noted that the sensing element 72 does not have to be a hall sensor, as long as the sensor senses that the movable lever 81 is moved to the set position, for example, a touch sensor or the like.

Further, the control valve group 60 includes two control valves 61, wherein an input end of one control valve 61 is communicated with the water inlet 51, and an output end is communicated with the mixing cavity 53, i.e. the control valve 61 is used for controlling the opening or closing of the foam water outlet mode. The input end of the other control valve 61 is communicated with the water inlet 51, and the output end is connected with the liquid outlet 52, namely the control valve 61 is used for controlling the opening or closing of the common water outlet mode. When both control valves 61 are closed, the water shut-off mode is established.

The utility model further comprises a shell 40, wherein the foam generating device, the valve body 50, the control valve group 60, the linkage assembly 80 and the control module 70 are positioned on the shell 40, the liquid storage structure can be arranged in the shell 40, the operating handle 71 can be exposed out of the shell 33 so as to be convenient for a user to operate, and the positions of other parts can be reasonably distributed, so that the utility model is not limited. A battery assembly 43 is also included, the battery assembly 43 being connected to the control module 70 for supplying power. The battery assembly 43 may be a dry battery, a lithium battery, or the like, or may be an external power source to supply power to the water outlet device.

Based on this, referring to fig. 12, the utility model further provides a foam shower assembly, which comprises a shower 90 and a shower head 100, and further comprises the water outlet device, wherein one water outlet end of the shower 90 is connected with the water inlet 51, and the water outlet 52 is connected with the input end of the shower head 100.

The utility model relates to a foam shower assembly, which has the following working principle:

when the user manipulates the operating handle 71 to select the normal water outlet mode, the control module 70 controls the corresponding control valve 61 to operate to open the communication between the water inlet 51 and the liquid outlet 52, and then the water outlet of the shower 90 enters the valve body 50 through the water inlet 51, flows out from the liquid outlet 52 and enters the shower head 100 to be sprayed out.

When the user manipulates the operation handle 71 to select the foam water outlet module, the control utility model controls the corresponding control valve 61 to act to open the communication between the water inlet 51 and the mixing cavity 53, the water outlet of the shower 90 enters the mixing cavity 53 through the water inlet 51, the water pressure acts on the linkage assembly 80, the movable rod 81 moves to the magnet 84 to be close to the sensing element 72, the sensing signal of the sensing element 72 is transmitted to the control module 70, the control module 70 controls the driving assembly 10 to drive the pump body group 30 to work, the pump body group 30 acts to respectively extract clean water and functional liquid to be mixed and then input into the stirring cavity 21, meanwhile, the driving assembly 10 synchronously drives the stirring piece 24 to rotate to stir the mixed liquid to generate foam, and the foam enters the mixing cavity 53 and flows out of the liquid outlet 52 after being diluted by the water of the water inlet 51 and then enters the shower 100 to be sprayed out.

When the user operates the handle 71 to rotate the water shut-off mode, both control valves 61 of the control valve group 60 are closed, and communication between the water inlet 51 and the mixing chamber 53 and the liquid outlet 52 is closed, and the driving assembly 10 is not operated.

The foregoing is merely illustrative of specific embodiments of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the design concept shall fall within the scope of the present utility model.

Claims (10)

1. A foam generating device, characterized by: comprises a driving component, a stirring component and a pump body group; the pump body group is provided with an input end for inputting liquid; the stirring assembly is provided with a stirring cavity and a stirring piece, the output end of the pump body group is connected with the stirring cavity, and the stirring piece is rotatably arranged in the stirring cavity; the driving component is in transmission connection with the pump body group to drive the pump body group to act so as to extract liquid respectively and input the liquid into the stirring cavity, and the driving component is also in transmission connection with the stirring piece to stir the mixed liquid to generate foam; the liquid is clear water and functional liquid or the liquid is mixed liquid.

2. A foam generating apparatus as defined in claim 1, wherein: the device also comprises a liquid storage structure, wherein the liquid storage structure is provided with a first cavity and a second cavity for respectively containing functional liquid and clear water; the pump body group comprises two pump bodies and a mixing pipe, wherein the input end of one pump body is connected with the first cavity, the two water inlet ends of the mixing pipe are respectively connected with the second cavity and the output end of one pump body, the water outlet end of the mixing pipe is connected with the input end of the other pump body, and the output end of the other pump body is used as the output end of the pump body group and is connected to the stirring cavity.

3. A foam generating apparatus as defined in claim 1, wherein: the pump body comprises a shell, a piston and a swing rod; the shell is provided with a cavity, and the cavity is provided with an input end and an output end; the piston is movably arranged in the cavity to absorb or discharge liquid; one end of the swing rod is movably connected with the piston; the driving component drives the other end of the swing rod to act so as to enable the piston to move.

4. A foam generating apparatus as defined in claim 1, wherein: the driving assembly comprises a motor and a reduction gear set; the motor output shaft is provided with a driving gear which is respectively meshed with the input end of the reduction gear set for transmission; the pump body group is provided with a transmission part, and the transmission part is meshed with the output end of the reduction gear set for transmission; the stirring piece is coaxially connected with the reduction gear set.

5. The utility model provides a water outlet device, includes valve body, its characterized in that: the valve body is provided with a water inlet, a liquid outlet and a mixing cavity, and the mixing cavity is connected with the liquid outlet; further comprising a foam generating device, a control valve block and a control module according to any one of claims 1 to 4; the control module is connected with the control valve group and the driving assembly; the output end of the stirring cavity of the foam generating device is connected with the mixing cavity so as to send generated foam to the mixing cavity; the control valve group is respectively connected with the water inlet, the mixing cavity and the liquid outlet to act to open the communication between the water inlet and the mixing cavity so as to dilute foam, or open the communication between the water inlet and the liquid outlet, or respectively close the communication between the water inlet and the liquid outlet and the mixing cavity.

6. A water outlet apparatus as in claim 5 wherein: the linkage assembly is movably arranged between the mixing cavity and the liquid outlet; the control module further comprises an induction element, the induction element is arranged on the valve body and opposite to the linkage assembly to generate an induction signal when the linkage assembly is induced to approach, and the control module controls the working state of the driving assembly according to the induction signal.

7. A water outlet apparatus as defined in claim 6, wherein: the linkage assembly comprises a movable rod and an elastic piece; the movable rod is provided with a pressure-bearing part, the pressure-bearing part is arranged at the communication part of the mixing cavity and the liquid outlet and can move under the action of water pressure to be close to the induction element, and the elastic piece is stretched and propped between one end of the pressure-bearing part and the corresponding side wall of the valve body to drive the pressure-bearing part to be far away from the induction element; the movable rod is far away from one end of the pressure-bearing part and is positioned outside the mixing cavity, a magnet is arranged on the movable rod, and the sensing element is positioned on the valve body and is opposite to the magnet.

8. A water outlet apparatus as in claim 5 wherein: a one-way valve is arranged at the position, close to the mixing cavity, of the liquid outlet; the control valve group comprises two control valves, wherein the input end of one control valve is communicated with the water inlet, and the output end of the control valve is communicated with the mixing cavity; the input end of the other control valve is communicated with the water inlet, and the output end of the other control valve is connected with the liquid outlet.

9. A water outlet apparatus as in claim 5 wherein: the foam generating device, the valve body, the control valve group, the linkage assembly and the control module are positioned on the shell; the control module is provided with an operation handle; the control module is connected with the power supply module, and further comprises a battery assembly which is connected with the control module to supply power.

10. A foam shower assembly comprising a shower and a gondola water faucet, characterized in that: the shower head further comprises a water outlet device according to any one of claims 5 to 9, wherein one water outlet end of the shower head is connected with the water inlet, and the liquid outlet is connected with the input end of the shower head.