CN215519041U - A foam generating device and water tank - Google Patents

Abstract

A foam generating device and a water tank, comprising a main body and a foaming module, characterized in that: the main body is provided with a cavity and a water inlet channel, the water inlet channel is communicated with the cavity; it also includes a control rod and a first elastic member, One end of the control rod passes through the water inlet channel, and the first elastic member is arranged between the control rod and the main body to drive one end of the control rod to close the water inlet channel; the input end of the foaming module is connected to the cavity to input foaming liquid, The output end is provided with a foam pipe for outputting foam, the utility model has a compact overall structure, can add water and medicine to the cavity, and is convenient to use and maintain.

Description

Foam generating device and water tank

Technical Field

The utility model relates to the field of bathrooms, in particular to a foam generating device and a water tank.

Background

At present, the phenomenon that water splashes when a user falls down to defecate occasionally in the process of defecating, and the problem that urine splashes when a man stands to urinate can occur, so that the use experience and the health and the sanitation of the user are greatly influenced. Investigation finds that some users can put paper in advance to prevent water splashing and urine splashing on the water seal surface aiming at the problems, manufacturers also perform research and development optimization on the problems, for example, some parameters of the water seal surface of the closestool are optimized to reduce the occurrence of water splashing, but the problems cannot be solved well, and some manufacturers produce the closestool with a foam generating device, foam is released to the water seal surface to prevent water splashing before the users use the closestool, the foam can wrap dirt rapidly, and peculiar smell is locked firmly to prevent the peculiar smell from diffusing; in addition, the foam is also a cleaning agent and can dissolve various dirt in the closestool, so that the flushing is cleaner.

Foaming toilets in the market mostly adopt a foaming box with a built-in foam generating device to realize foaming or adopt an external foaming box to realize foaming. For example, the existing toilet with a foam generating device mainly comprises a liquid pump, an air pump, an electronic control board, a power adapter, a foaming liquid container, foaming liquid and an operation button. After the button is pressed to start the foaming instruction, the electronic control panel controls the liquid pump and the air pump to work to pump the foaming liquid and the air into the foaming cavity to mix and foam. The control module, the foaming cavity and the foaming liquid container are arranged in the water tank of the closestool, and the air pump and the power adapter are arranged outside the rear part of the closestool.

This solution has the drawbacks: 1) the structure is complex and the size is large, and the water storage quantity of the water tank is influenced when the water tank is arranged in the water tank; 2) the foaming liquid consumables are required to be added after the cover is opened regularly, and the operation is troublesome; 3) an external power adapter is required; 4) is installed behind the closestool and is inconvenient to repair and maintain.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to overcome the defects of large size, trouble in replacing consumable materials and inconvenient maintenance of the conventional foam generating device, and provides a foam generating device and a water tank which are compact in overall structure, small in volume and convenient to maintain.

The utility model adopts the following technical scheme:

a foam generating device comprises a main body and a foaming module, and is characterized in that: the main body is provided with a cavity and a water inlet channel, and the water inlet channel is communicated with the cavity; the water inlet device also comprises a control rod and a first elastic piece, wherein one end of the control rod penetrates through the water inlet channel, and the first elastic piece is arranged between the control rod and the main body so as to drive one end of the control rod to close the water inlet channel; the input end of the foaming module is connected with the cavity to input foaming liquid, and the output end of the foaming module is provided with a foam pipe to output foam.

The main body is also provided with a guide hole and a limiting groove, and the guide hole is communicated with the limiting groove; the control rod penetrates through the guide hole, and the other end of the control rod is located in the limiting groove.

A foam generating device comprises a main body and a foaming module, and is characterized in that: the main body is provided with a cavity, a buoyancy cavity and a water inlet channel, the water inlet channel is communicated with the cavity, and the buoyancy cavity is communicated with the cavity and provided with a water outlet; the water inlet device also comprises a buoy, a control rod, a transmission piece and a first elastic piece, wherein the buoy is movably arranged in the buoyancy cavity, and the transmission piece is connected with the buoy so as to close the water inlet channel when the buoy floats upwards; one end of the control rod penetrates through the water outlet and can be controlled to open the water outlet so that the buoy returns, and the driving part opens the water inlet channel; the first elastic piece is arranged between the control rod and the main body to drive the control rod to close the water outlet; the input end of the foaming module is connected with the cavity to input foaming liquid, and the output end of the foaming module is provided with a foam pipe to output foam.

The buoyancy cavity is close to the top of the cavity and provided with a guide hole, and the top of the buoyancy cavity is communicated with the cavity; the control rod penetrates through the guide hole.

The transmission part is provided with a connecting part and a sealing part, the connecting part is fixedly connected with the buoy, and the sealing part is positioned at the water inlet channel and is rotatably connected with the main body.

The drug feeding device is characterized by further comprising a base, wherein the base is provided with a drug feeding port and a turnover cover, the drug feeding port is communicated with the cavity, and the turnover cover and the drug feeding port are in rotatable connection.

The base still is equipped with the mounting groove, still including key assembly, this key assembly set up on the mounting groove and with the control rod other end supports to lean on the contact.

The key assembly comprises a key and a second elastic piece, one end of the key is located in the mounting groove, the other end of the key penetrates through the mounting groove and abuts against and contacts the other end of the control rod, and the second elastic piece is arranged between the mounting groove and the corresponding end of the key.

Control lever one end is equipped with the sealing member, and the other end is equipped with the gland, the button subassembly supports to lean on the contact with the gland, first elasticity sets up between gland and main part.

The control panel is arranged in the base or the main body and is provided with a charging port, the battery module is arranged on the base or the main body, and the foaming switch is arranged on the key assembly or the base; the control panel is connected with the foaming switch and the foaming module to control the output of the foam.

The foaming module also comprises a water inlet pipe, a liquid inlet pipe and a pump body; the liquid inlet pipe is communicated with the cavity; the input end of the pump body is connected with the water inlet pipe and the liquid inlet pipe, and the output end of the pump body is connected with the foam pipe; a foaming mixer is arranged at one end of the foam pipe close to the foam pipe, and a nozzle is arranged at the other end of the foam pipe.

The foaming mixer comprises a shell and at least one net piece, the shell is provided with a liquid inlet and a foam outlet, and the at least one net piece is fixed in the shell and positioned between the liquid inlet and the foam outlet.

The foaming mixer further comprises a bubble stone, and the bubble stone is located between the net piece and the liquid inlet.

The utility model provides a water tank with foam generating device, includes the water tank body, its characterized in that: still include foretell foam generating device, the main part is fixed in the water tank, inhalant canal and water tank body intercommunication, the output of foam pipe is located the water tank body outward.

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

1. the device comprises a main body, a cavity, a water inlet channel, a control rod and the like, wherein the cavity, the water inlet channel, the control rod and the like are arranged on the main body, one end of the control rod is driven by a first elastic piece to close the water inlet channel, and the control rod is operated to open the water inlet channel so as to mix foaming liquid in the cavity; the foaming module is connected with the cavity to be controlled to output foam, the whole structure is compact, water can be supplied to the cavity, and the foaming device is convenient to use and maintain.

2. The device comprises a main body, a water inlet channel, a floating barrel, a control rod, a transmission piece, a first elastic piece and the like, wherein the main body is provided with a cavity, a buoyancy cavity, the water inlet channel, the floating barrel, the control rod, the transmission piece, the first elastic piece and the like; one end of the control rod penetrates through the water outlet and can be controlled to open the water outlet so that the buoy returns, and the driving part opens the water inlet channel; the first elastic piece is arranged between the control rod and the main body to drive the control rod to close the water outlet; the input end of the foaming module is connected with the cavity to be controlled to output foam, the whole structure is compact, water can be supplied to the cavity, and the foaming device is convenient to use and maintain; in addition, a buoyancy cavity and a buoy are arranged, so that the water inlet channel is automatically closed after the cavity is filled with water.

3. The device is provided with a base, a medicine feeding port and a turnover cover are arranged on the base, and a foaming medicine block can be put into the medicine feeding port by opening the turnover cover so as to fall into a cavity, so that medicine feeding is very convenient; in addition, still can set up button subassembly on the base, make the control lever action in order to open inhalant canal or outlet through pressing the button, it is very convenient to operate.

4. The device is also provided with a foaming switch, a control panel, a battery module and the like, wherein the control panel is arranged in the base or the main body and is provided with a charging port, the battery module is arranged on the base or the main body, and the foaming switch is arranged on the key assembly or the base; the control panel controls the work of the foaming module according to the state of the foaming switch, the foaming switch is combined with the key, and the control panel is convenient to install, simple in control mode, free of an external power supply, rechargeable and very convenient.

5. According to the device, the foaming module is arranged in the main body and comprises a water inlet pipe, a liquid inlet pipe, a pump body and a foam pipe, foaming liquid is pumped from the cavity through the pump body and is mixed with water in the water inlet pipe, and then the foaming liquid enters the foaming mixer of the foam pipe to form foam, so that the device is compact in structure and small in size; the foaming mixer can be selected according to needs, and different requirements of users are met.

6. According to the water tank, the base can be arranged at the top of the water tank body, the key is convenient to operate to control water feeding or foaming, the main body is fixed in the water tank body, namely water in the water tank body can enter the cavity through the water inlet channel to be mixed into foaming liquid, no additional container is needed for adding water, and the top of the water tank body can be opened to perform component maintenance, so that the water tank is very convenient.

Drawings

FIG. 1 is a view showing the structure of a foam generating apparatus according to the present invention (embodiment one);

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a view of a flip cover structure;

FIG. 4 is a schematic view of the key assembly and lever assembly;

FIG. 5 is a cross-sectional view of one of the mixers;

FIG. 6 is a cross-sectional view of another mixer;

FIG. 7 is a partial cross-sectional view of FIG. 1 (inlet passage open);

FIG. 8 is a longitudinal sectional view of the first embodiment;

FIG. 9 is a longitudinal sectional view of the second embodiment;

FIG. 10 is a water tank structure view according to the first embodiment;

FIG. 11 is a sectional view of the water tank according to the first embodiment (the water inlet passage is opened);

FIG. 12 is a partial sectional view showing the structure of a second embodiment of the present invention (water inlet passage is opened);

FIG. 13 is an assembly view of the transmission member;

FIG. 14 is a partial enlarged view of the second embodiment (water inlet passage is opened and water outlet is closed);

FIG. 15 is a partially enlarged view of the second embodiment (float bowl floating up, water inlet passage closed);

FIG. 16 is a partially enlarged view of the second embodiment (float bowl is returned, and the drain opening is opened);

wherein:

10. the device comprises a main body, 11, a cavity, 12, a water inlet channel, 13, a mounting cavity, 14, a cover body, 14a, a guide hole, 14b, a limiting groove, 15, a buoyancy cavity, 16, a water outlet, 17, a groove, 18, a connecting piece, 19, a mounting part, 19a, a sealing rubber gasket, 19b, a mounting nut, 20, a control rod, 21, a sealing piece, 22, a gland, 30, a first elastic piece, 40, a foaming module, 41, a water inlet pipe, 42, a liquid inlet pipe, 43, a pump body, 44, a foam pipe, 45, a foaming mixer, 46, a shell, 46a, a liquid inlet, 46b, a foam outlet, 47, a mesh, 48, a bubble stone, 49, a nozzle, 50, a base, 51, a medicine feeding port, 52, a flip cover, 53, a torsion spring, 54, a rotating shaft, 55, a mounting groove, 56, a foaming switch, 57, a decorative cover, 58, a locking block, 60, a key assembly, 61, a key, 62, a second elastic piece, 70, a water inlet, a water outlet, a water, Control panel, 71, battery module, 72, charge mouth, 74, battery cover, 80, flotation pontoon, 81, driving medium, 82, connecting portion, 83, sealing part, 90, water tank body, 91, foaming medicine piece.

The utility model is described in further detail below with reference to the figures and specific examples.

Detailed Description

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

The terms "first," "second," "third," and the like in this disclosure are used solely to distinguish between similar items and not necessarily to describe a particular order or sequence, nor are they to be construed as indicating or implying relative importance. In the description, the directions or positional relationships indicated by "up", "down", "left", "right", "front" and "rear" are used based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the device 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 the present invention. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, in the description of the present application, "a plurality" means two or more unless otherwise specified. "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.

Example one

Referring to fig. 1 to 11, a foam generating apparatus includes a main body 10, a foaming module 40, a lever 20, a first elastic member 30, and the like. This main part 10 is equipped with cavity 11 and inhalant canal 12, and this inhalant canal 12 and cavity 11 intercommunication, inhalant canal 12 can set up in cavity 11 one side for toward cavity 11 internal water intaking. The cavity 11 may further have an opening for putting the foaming block 91, and the foaming block 91 may be mixed with water in the cavity 11 to form a foaming liquid. The opening may be located at a suitable position such as the top or side of the chamber 11.

The control rod 20 is used for opening or closing the water inlet passage 12, thereby controlling the opening or closing of the water inlet into the cavity 11. The control rod 20 is movably disposed on the main body 10, and one end thereof penetrates the water inlet passage 12. The first elastic member 30 is disposed between the control lever 20 and the body 10 for urging one end of the control lever 20 to close the water inlet passage 12.

The main body 10 may have a mounting cavity 13 and a cover 14 on one side of the cavity 11, the cover 14 encloses the mounting cavity 13 and has a guiding hole 14a and a limiting groove 14b, the guiding hole 14a penetrates through the mounting cavity 13, the limiting groove 14b is communicated with the top end of the guiding hole 14a, and the water inlet channel 12 may be communicated with the bottom end of the guiding hole 14 a. The control rod 20 is movably inserted into the guide hole 14a, i.e., the control rod 20 can be moved up or down along the guide hole 14 a. The control rod 20 is further provided with a sealing member 21 at one end and a gland 22 at the other end, and the gland 22 is located in the limiting groove 14b to prevent the control rod 20 from separating from the guide hole 14 a. The seal 21 may be used to seal off the water inlet end of the water inlet channel 12. The first elastic member 30 may be disposed between the bottom surface of the pressing cover 22 and the inner wall of the guide hole 14 a.

The present invention further includes a base 50, wherein the base 50 can be fixed relative to the main body 10, and can be fixed on the main body 10 or outside the main body 10. The base 50 is provided with a drug feeding port 51 and a flip 52, and the drug feeding port 51 is communicated with the cavity 11, that is, the drug feeding port 51 is communicated with the opening of the cavity 11. The flip 52 is rotatably connected to the drug administration port 51, that is, the flip 52 can be switched between opening and closing the drug administration port 51, and a torsion spring 53 can be further disposed on the rotating shaft 54 of the flip 52, so that the flip 52 closes the drug administration port 51 under a normal state.

Further, a key assembly 60 for operating the control rod 20 is further included, and the base 50 is correspondingly provided with a mounting groove 55. The key assembly 60 is disposed on the mounting groove 55 and is in abutting contact with the pressing cover 22 of the control lever 20. The surface of the base 50 can be provided with a decorative cover 57 for better appearance.

Specifically, the key assembly 60 includes a key 61 and a second elastic member 62, one end of the key 61 is located in the mounting groove 55, the other end of the key passes through the mounting groove 55 to abut against and contact the other end of the control rod 20, and the second elastic member 62 is disposed between the mounting groove 55 and the corresponding end of the key 61. One end of the button 61 is pressed and the other end pushes the pressing cover 22 to move the control rod 20 downward, thereby opening the water inlet passage 12. When the button 61 is released, the control rod 20 is returned and the button 61 is returned under the action of the first elastic member 30 and the second elastic member 62.

The input end of the foaming module 40 of the present invention is connected to the chamber 11 to input the foaming liquid, and the output end is provided with a foam pipe 44 to output the foam. Specifically, the foaming module 40 further includes a water inlet pipe 41, a liquid inlet pipe 42, and a pump body 43. The liquid inlet pipe 42 is connected to the chamber 11, and the end thereof can be close to the bottom of the chamber 11 for receiving the foaming liquid, and the water inlet pipe 41 is used for receiving water. The water inlet pipe 41 and the liquid inlet pipe 42 can be connected with the input end of the pump body 43 through a tee joint. The output end of the pump body 43 is connected with a foam tube 44. The foam tube 44 is provided with a foaming mixer 45 near one end and a nozzle 49 at the other end. When the pump body 43 works, the foaming liquid and the water can be respectively pumped through the liquid inlet pipe 42 and the water inlet pipe 41 to be mixed, the mixture enters the foaming mixer 45 to be fully mixed with the air for foaming, and the foam is sprayed out from the nozzle 49.

The foaming mixer 45 may adopt a conventional foaming structure, and referring to fig. 5, the foaming mixer may include a housing 46 and at least one mesh sheet 47, the housing 46 is provided with a liquid inlet 46a and a foam outlet 46b, the liquid inlet 46a is communicated with an output end of the pump body 43, the foam outlet 46b is communicated with a nozzle 49, the at least one mesh sheet 47 is fixed in the housing 46 and located between the liquid inlet 46a and the foam outlet 46b, and the mixed foaming liquid is fully mixed with air through the mesh sheet 47 to form a large amount of foam.

Further, the structure of the foaming mixer 45 is not limited thereto, and referring to fig. 6, a bubble stone 48 may be included, and the bubble stone 48 is disposed between the mesh sheet 47 and the liquid inlet 46a so that the foaming liquid is mixed with the air more uniformly.

For ease of handling, the present invention also includes a foaming switch 56, a control board 70, and a battery module 71. The control board 70 is installed in the base 50 or on the main body 10 and provided with a charging port 72, and the battery module 71, which may employ a rechargeable battery such as a lithium battery, is installed in the base 50 or on the main body 10. The foaming switch 56 is disposed on the key assembly 60 or the base 50; the control panel 70 is connected to the foaming switch 56 and the foaming module 40 to control the output of the foam, i.e., the foaming module 40 can be controlled to turn on or off the output of the foam by operating the switch. The foaming switch 56 may be a mechanical switch, a touch switch, or an inductive switch, and the number thereof is at least one. The control board can adopt a chip model number PIC16F 1503.

Preferably, the foaming switch 56 is a touch switch and is located on the surface of the key 61. The charging port 72 of the control board 70 is located on the top surface of the base 50, the battery module 71, the pump body 43 and the foam mixer 45 can be installed in the installation cavity 13 of the main body 10, and the installation cavity 13 can be divided into different areas for placing the battery module 71, the pump body 43 and the foam mixer 45. The area where the battery module 71 is located may be sealed by a battery cover 74. The foam tube 44 may be inserted into or out of the main body 10 with the nozzle 49 located outside the main body 10, and the length of the foam tube 44 may be set as desired.

The utility model also provides a water tank with a foam generating device, which comprises a water tank body 90 and the foam generating device, wherein the main body 10 is fixed in the water tank body 90, the water inlet channel 12 and the water inlet pipe 41 are communicated with the water tank body 90, and the water inlet channel 12 can be positioned below the working water level of the water tank body 90. The base 50 may be secured to the top of the tank body 90 by a locking block 58. The nozzle 49 of the foam tube 44 is located outside the tank body 90. The tank body 90 may be used as a tank of a toilet, and may further include a water inlet valve, a water discharge valve, and the like.

The main body 10 may further include a mounting portion 19 detachably and fixedly connected to the water tank body 90 through the mounting portion 19, the mounting portion 19 may be connected to the water tank body 90 by a screw, and a sealing rubber pad 19a and a mounting nut 19b are further disposed at the connection portion.

The working principle of the water tank of the utility model is as follows:

in the initial state, the water tank body 90 is filled with water, the water level is higher than the water inlet channel 12, the sealing element 21 of the control rod 20 closes the water inlet channel 12 under the action of the first elastic element 30, the button 61 returns under the action of the second elastic element 62, and the flip 52 closes the drug delivery opening 51.

Referring to fig. 11, the button 61 is pressed to push the control rod 20 to move down, the water inlet channel 12 is opened, water in the water tank body 90 enters the cavity 11 through the water inlet channel 12, after a period of time, the button 61 is released, the water inlet channel 12 is closed, the flip 52 is opened, the foaming medicine block 91 is placed into the medicine feeding port 51, and the foaming medicine block 91 falls into the cavity 11 to be mixed with water to form foaming liquid.

Referring to fig. 8 and 9, when the foaming switch 56 is touched, the control board 70 controls the pump 43 to operate according to the foaming command, the foaming liquid is pumped from the cavity 11 through the liquid inlet pipe 42, the water is pumped from the water tank body 90 through the water inlet pipe 41, the foaming liquid and the water are mixed and then output to the foam pipe 44, the mixture enters the foaming mixer 45 to be fully mixed with the air, a large amount of foam is generated, and the foam is sprayed from the nozzle 49.

Example two

Referring to fig. 12, a foam generating device and a water tank, the main structure of which is the same as that of the first embodiment except that: the main body 10 is added with a buoyancy chamber 15, the buoyancy chamber 15 is communicated with the cavity 11 and is provided with a drainage opening 16, and the drainage opening 16 can be communicated with the water tank body 90. The buoyancy chamber 15 may be located at the installation chamber 13 of the main body 10, and an opening may be provided at the top of the buoyancy chamber 15 to communicate with the chamber body 11. The water inlet passage 12 may be located at the other side of the cavity 11.

This embodiment has still increased flotation pontoon 80 and driving medium 81, and this flotation pontoon 80 activity sets up in buoyancy chamber 15, and after buoyancy chamber 15 intake to a take the altitude, under the buoyancy effect, flotation pontoon 80 can come up, and the water in buoyancy chamber 15 is discharged the back through outlet 16, and flotation pontoon 80 can fall under the action of gravity.

Referring to fig. 13, the transmission member 81 is connected to the float 80, i.e., is coupled to the float 80. It is provided with a connecting portion 82 and a sealing portion 83, wherein the connecting portion 82 is fixedly connected with the float 80, and the sealing portion 83 is located at the water inlet channel 12 and is rotatably connected with the main body 10. Wherein, the main body 10 can be provided with a groove 17 at the other side of the cavity 11, the water inlet channel 12 is positioned at the bottom of the groove 17, the groove 17 is also provided with a connecting piece 18, and the rotating shaft of the sealing part 83 is rotatably connected with the connecting piece 18. When the float bowl 80 floats, the connecting portion 82 is driven to move upwards, so that the sealing portion 83 rotates downwards to close the water inlet channel 12, and when the float bowl 80 falls, the connecting portion 82 is driven to move downwards, so that the sealing portion 83 rotates upwards to open the water inlet channel 12.

Further, the buoyancy chamber 15 is further provided with a guide hole 14a, the control rod 20 is arranged through the guide hole 14a, one end of the control rod 20 passes through the drain opening 16 and can be controlled to open the drain opening 16, so that the buoy 80 falls back, and the water inlet channel 12 is opened. The first elastic member 30 is disposed between the lever 20 and the body 10 to urge the lever 20 to close the drain opening 16.

In this embodiment, the foaming module 40, the base 50, the key assembly 60, etc. may be the same as those of the first embodiment.

The working principle of the foam generating device and the water tank of the embodiment is as follows:

referring to fig. 12 and 14, in the initial state, under the action of the first elastic member 30, the sealing member 21 of the control lever 20 closes the water discharge opening 16, the button 61 is returned under the action of the second elastic member 62, and the flip 52 closes the medicine dispensing opening 51; the buoyancy cavity 15 is free of water, at the moment, the buoy 80 falls under the action of gravity, the sealing part 83 of the transmission part 81 opens the water inlet channel 12, water in the water tank body 90 enters the cavity 11 through the water inlet channel 12, part of water enters the buoyancy cavity 15 after the water level in the cavity 11 reaches a certain height, and when the buoyancy of the buoyancy cavity 15 is larger than the gravity of the buoy 80, the buoy 80 floats upwards, and the water inlet channel 12 is closed. The flip cover 52 can be opened, the foaming agent block 91 is put into the agent feeding port 51, and the foaming agent block 91 falls into the cavity 11 to be mixed with water to form foaming liquid, as shown in fig. 15.

When the foaming switch 56 is touched, the control board 70 controls the pump 43 to work according to the foaming command, the foaming liquid is extracted from the cavity 11 through the liquid inlet pipe 42, the water is extracted from the water tank body 90 through the water inlet pipe 41, the water and the foaming liquid are mixed and then output to the foam pipe 44, the water and the foaming liquid enter the foaming mixer 45 to be fully mixed with the air, a large amount of foam is generated, and the foam is sprayed out from the nozzle 49.

Referring to fig. 16, when the foaming liquid in the cavity 11 is used up, the foaming liquid can be released by pressing the button 61, and in the pressing process, the control rod 20 is pushed to move downwards, the water outlet 16 is opened, the buoyancy cavity 15 is drained, the buoy 80 can fall down, the sealing part 83 opens the water inlet channel 12, the water in the water tank body 90 enters the cavity 11 through the water inlet channel 12 until the buoyancy cavity 15 enters the water and floats on the buoy 80, and the sealing part 83 closes the water inlet channel 12. Then, the flip 52 is opened, the foaming agent block 91 is placed into the agent feeding port 51, and the foaming agent block 91 falls into the cavity 11 to be mixed with water to form foaming liquid for the next use.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.

Claims (14)

1. A foam generating device comprises a main body and a foaming module, and is characterized in that: the main body is provided with a cavity and a water inlet channel, and the water inlet channel is communicated with the cavity; the water inlet device also comprises a control rod and a first elastic piece, wherein one end of the control rod penetrates through the water inlet channel, and the first elastic piece is arranged between the control rod and the main body so as to drive one end of the control rod to close the water inlet channel; the input end of the foaming module is connected with the cavity to input foaming liquid, and the output end of the foaming module is provided with a foam pipe to output foam.

2. A foam generating device as defined in claim 1, wherein: the main body is also provided with a guide hole and a limiting groove, and the guide hole is communicated with the limiting groove; the control rod penetrates through the guide hole, and the other end of the control rod is located in the limiting groove.

3. A foam generating device comprises a main body and a foaming module, and is characterized in that: the main body is provided with a cavity, a buoyancy cavity and a water inlet channel, the water inlet channel is communicated with the cavity, and the buoyancy cavity is communicated with the cavity and provided with a water outlet; the water inlet device also comprises a buoy, a control rod, a transmission piece and a first elastic piece, wherein the buoy is movably arranged in the buoyancy cavity, and the transmission piece is connected with the buoy so as to close the water inlet channel when the buoy floats upwards; one end of the control rod penetrates through the water outlet and can be controlled to open the water outlet so that the buoy returns, and the driving part opens the water inlet channel; the first elastic piece is arranged between the control rod and the main body to drive the control rod to close the water outlet; the input end of the foaming module is connected with the cavity to input foaming liquid, and the output end of the foaming module is provided with a foam pipe to output foam.

4. A foam generating device as defined in claim 3, wherein: the buoyancy cavity is close to the top of the cavity and provided with a guide hole, and the top of the buoyancy cavity is communicated with the cavity; the control rod penetrates through the guide hole.

5. A foam generating device as defined in claim 3, wherein: the transmission part is provided with a connecting part and a sealing part, the connecting part is fixedly connected with the buoy, and the sealing part is positioned at the water inlet channel and is rotatably connected with the main body.

6. A foam generating device as defined in claim 1 or 3, wherein: the drug feeding device is characterized by further comprising a base, wherein the base is provided with a drug feeding port and a turnover cover, the drug feeding port is communicated with the cavity, and the turnover cover and the drug feeding port are in rotatable connection.

7. A foam generating device as defined in claim 6, wherein: the base still is equipped with the mounting groove, still including key assembly, this key assembly set up on the mounting groove and with the control rod other end supports to lean on the contact.

8. A foam generating device as defined in claim 7, wherein: the key assembly comprises a key and a second elastic piece, one end of the key is located in the mounting groove, the other end of the key penetrates through the mounting groove and abuts against and contacts the other end of the control rod, and the second elastic piece is arranged between the mounting groove and the corresponding end of the key.

9. A foam generating device as defined in claim 7, wherein: control lever one end is equipped with the sealing member, and the other end is equipped with the gland, the button subassembly supports to lean on the contact with the gland, first elasticity sets up between gland and main part.

10. A foam generating device as defined in claim 7, wherein: the control panel is arranged in the base or the main body and is provided with a charging port, the battery module is arranged on the base or the main body, and the foaming switch is arranged on the key assembly or the base; the control panel is connected with the foaming switch and the foaming module to control the output of the foam.

11. A foam generating device as defined in claim 1 or 3, wherein: the foaming module also comprises a water inlet pipe, a liquid inlet pipe and a pump body; the liquid inlet pipe is communicated with the cavity; the input end of the pump body is connected with the water inlet pipe and the liquid inlet pipe, and the output end of the pump body is connected with the foam pipe; a foaming mixer is arranged at one end of the foam pipe close to the foam pipe, and a nozzle is arranged at the other end of the foam pipe.

12. A foam generating device as defined in claim 11, wherein: the foaming mixer comprises a shell and at least one net piece, the shell is provided with a liquid inlet and a foam outlet, and the at least one net piece is fixed in the shell and positioned between the liquid inlet and the foam outlet.

13. A foam generating device as defined in claim 12, wherein: the foaming mixer further comprises a bubble stone, and the bubble stone is located between the net piece and the liquid inlet.

14. The utility model provides a water tank with foam generating device, includes the water tank body, its characterized in that: the foam generator as claimed in any one of claims 1 to 13, wherein the main body is fixed in the water tank, the water inlet passage is communicated with the water tank body, and the output end of the foam tube is located outside the water tank body.

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