CN111449556A

CN111449556A - Foaming processing apparatus of washing liquid

Info

Publication number: CN111449556A
Application number: CN202010366813.8A
Authority: CN
Inventors: 左伟
Original assignee: Shenzhen Ctolife Electrical Appliance Co ltd
Current assignee: Shenzhen Ctolife Electrical Appliance Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-07-28

Abstract

A foaming treatment device for cleaning solution relates to the technical field of bathroom cleaning. It comprises a shell and a nozzle; the liquid taking assembly is arranged in the shell; the foam generating assembly is arranged in the shell and connected with the liquid taking assembly and the nozzle; the induction component is arranged on the shell, is electrically connected with the foam generation component, is used for detecting a close human body and generates a starting signal to control the foam generation component to work after detecting the human body; the foam generating assembly includes: feed liquor interface, admit air the interface, communicate in the liquid pump of feed liquor interface, communicate in the gas pump of interface admits air, assemble in the liquid pump with the foaming storehouse of gas pump one end, and, be used for the drive the liquid pump with gas pump income washing liquid and air extremely in the foaming storehouse with the driving motor who generates foam washing liquid. By adopting the technical scheme, the novel multifunctional electric water heater has the advantages of compact structure, reasonable design, convenience in installation and sanitation in use.

Description

Foaming processing apparatus of washing liquid

Technical Field

The invention relates to the technical field of bathroom cleaning, in particular to a foaming treatment device for cleaning solution.

Background

In public places such as hotels and shopping malls and individual living places, hand sanitizer, shampoo and bath foam are widely applied. In recent years, in order to facilitate taking washing liquid and improve the user experience, a washing liquid foaming device capable of providing washing foam is provided in the prior art, and the principle of the device is that washing liquid and air are sucked by a power device and mixed to form foam, and then the foam is provided for the user to use.

Among the present washing liquid foam device, set up liquid pump, air pump and driving motor as a whole and place inside the device usually, locate the nozzle one end of product with the foaming ware, this just needs to set up feed liquor interface, liquid outlet channel, air outlet channel respectively to make the interior structure of product loaded down with trivial details, space utilization reasonable inadequately. Therefore, it is necessary to provide a device for treating the foam of the cleaning solution to solve the above technical problems.

Disclosure of Invention

The invention aims to provide a foaming treatment device for washing liquid, which has the advantages of compact structure, reasonable design, convenience in installation and sanitation in use and aims to overcome the defects and shortcomings of the prior art.

In order to achieve the purpose, the invention adopts the technical scheme that: a foaming treatment device for cleaning solution comprises a shell, a nozzle arranged on the shell; the liquid taking component is arranged in the shell and used for obtaining the washing liquid in the washing liquid tank; the foam generating assembly is arranged in the shell and connected with the liquid taking assembly and the nozzle; the induction component is arranged on the shell, is electrically connected with the foam generation component, is used for detecting a close human body and generates a starting signal to control the foam generation component to work after detecting the human body; the foam generating assembly includes: feed liquor interface, admit air the interface, communicate in the liquid pump of feed liquor interface, communicate in the gas pump of interface admits air, assemble in the liquid pump with the foaming storehouse of gas pump one end, and, be used for the drive the liquid pump with gas pump income washing liquid and air extremely in the foaming storehouse with the driving motor who generates foam washing liquid.

In a further aspect of the invention, the liquid extraction assembly comprises: the liquid taking channel is fixedly arranged in the shell and is communicated with the liquid inlet interface; and the one-way valve is arranged at one end of the liquid taking channel close to the washing liquid tank.

In a further arrangement of the invention, the power supply assembly comprises: the battery fixing frame is arranged in the shell; the annular battery cover plate is detachably arranged in the shell; a battery bin which is arranged between the battery fixing frame and the battery cover plate and used for accommodating a battery is arranged in the shell; a first electrode plate is arranged at one end, facing the battery cabin, of the battery fixing frame; and a second electrode plate is arranged at one end of the battery cover plate, which faces the battery bin.

According to the invention, a first clamping strip is arranged on one side, close to the inner wall of the shell, of the battery cover plate; a first clamping groove for assembling the first clamping strip is formed in the inner wall of the shell; the first clamping strip comprises a first abutting part and a first clamping part which are perpendicular to each other; the first catching groove includes: the first clamping part is vertically inserted into the first inserting groove, and the first clamping part is transversely inserted into the first inserting groove; the first clamping groove is internally provided with a first clamping point, and a first groove matched with the first clamping point is formed in the first clamping portion.

In a further aspect of the invention, the inductive component comprises: the infrared sensor is arranged below the shell and close to the nozzle; and the lens is arranged on one side of the shell and used for protecting the infrared sensor.

The invention is further provided with a washing liquid foaming treatment device which also comprises a washing liquid tank; the washing liquid tank includes: a tank body; the liquid taking cover is assembled at the upper end of the tank body; a liquid taking pipe with one end inserted under the liquid level of the tank body and the other end communicated with the liquid taking cover; the liquid taking rod is arranged on the liquid taking cover, is communicated with the liquid taking pipe and is used for being inserted into the liquid taking channel; the liquid taking cover is provided with a vent hole.

The invention is further provided with a mounting boss matched with the inner wall of the shell body is arranged at the upper end of the tank body; a second clamping groove for mounting the tank body is formed in the inner wall of the shell; a second clamping strip is arranged on the side wall of the mounting boss; the second clamping strip comprises a second abutting part and a second clamping part which are perpendicular to each other; the second clamping groove comprises a second inserting groove for the vertical insertion of the second clamping part and a second clamping embedding groove for the transverse insertion of the second clamping part; and a second clamping point is arranged in the second clamping groove, and a second groove matched with the second clamping point is formed in the second clamping part.

The invention is further provided with an air inlet communicated with the vent hole on the side wall of the shell.

According to the invention, the shell is further provided with an air intake channel communicated with the air intake hole and the air intake interface.

According to the invention, the shell, the gas taking channel and the liquid taking pipe are integrally formed.

After the technical scheme is adopted, the invention has the beneficial effects that:

1. according to the invention, the foam generating assembly is arranged into an integrated structure, and the driving motor, the liquid pump, the gas pump and the foaming bin are assembled into a whole, so that the structure is more compact, the space utilization is more reasonable, the whole volume of the foaming treatment device is favorably optimized, and the installation is simple.

2. In the invention, the battery bin and the annular battery cover plate are arranged in the shell, so that on one hand, the occupied space of the battery can be saved to the greatest extent, the internal structure arrangement of the product is more reasonable, the water inlet risk of the battery or the battery cover plate is reduced, and the integral external attractiveness of the product is facilitated; on the other hand can conveniently dismantle battery apron, the battery of being convenient for is changed, and easy operation, convenient to use.

3. According to the invention, the liquid taking channel is arranged in the shell, the liquid taking channel can be prevented from being exposed when the washing liquid tank is replaced, the check valve is arranged at the tail end of the liquid taking channel and is used for preventing residual washing liquid in the liquid taking channel from flowing back to a table top or flowing back to the washing liquid tank to cause secondary pollution, the structure is reasonable, and the use is convenient and sanitary.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the first embodiment;

FIG. 2 is an overall cross-sectional view of the first embodiment;

FIG. 3 is an exploded view of the first embodiment;

FIG. 4 is another exploded view of the first embodiment;

FIG. 5 is a schematic partial structure diagram in the first embodiment;

FIG. 6 is a top view of the foam generating assembly of the first embodiment;

fig. 7 is a cross-sectional view at B-B in fig. 6.

Description of reference numerals: 1. a housing; 01. a nozzle; 2. a liquid taking assembly; 21. a liquid taking channel; 22. a one-way valve; 3. a foam generating assembly; 31. a liquid inlet interface; 32. an air inlet interface; 33. a liquid pump; 34. a gas pump; 35. a foaming bin; 36. a drive motor; 4. a power supply component; 41. a battery holder; 42. a battery cover plate; 43. a battery compartment; 44. a first electrode sheet; 45. a second electrode sheet; 5. an inductive component; 51. an infrared sensor; 52. a lens; 421. a first clamping strip; 4211. a first abutting portion; 4212. a first clamping part; 4213. a first groove; 422. a first clamping groove; 4221. a first insertion groove; 4222. a first caulking groove; 4223. a first card contact; 10. a washing liquid tank; 11. a tank body; 12. a liquid taking cover; 13. a liquid taking pipe; 14. a liquid taking rod; 15. a vent hole; 16. a seal ring; 111. mounting a boss; 112. a second clamping strip; 113. a second card slot; 1121. a second abutting portion; 1122. a second clamping part; 1131. a second insertion groove; 1132. a second caulking groove; 1133. a second card contact; 1123. a second groove; 02. an air inlet; 03. an air intake channel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment as necessary without making a contribution thereto after reading the present specification, but all are protected by patent laws within the scope of the claims of the present invention.

The first embodiment is as follows: the embodiment relates to a foaming treatment device of cleaning solution, which comprises a shell 1, a nozzle 01 arranged on the shell 1; the liquid taking component 2 is arranged in the shell 1 and is used for obtaining the washing liquid in the washing liquid tank 10; the foam generating assembly 3 is arranged in the shell 1 and connected with the liquid taking assembly 2 and the nozzle 01; a power supply module 4 provided in the case 1; and the induction component 5 is arranged on the shell 1, is electrically connected with the foam generation component 3, is used for detecting a close human body and generates a starting signal to control the operation of the foam generation component 3 after detecting the human body.

As shown in fig. 6 and 7, the foam generating assembly 3 includes: the cleaning device comprises a liquid inlet interface 31, an air inlet interface 32, a liquid pump 33 communicated with the liquid inlet interface 31, an air pump 34 communicated with the air inlet interface 32, a foaming chamber 35 assembled at one end of the liquid pump 33 and one end of the air pump 34, and a driving motor 36 for driving the liquid pump 33 and the air pump 34 to pump cleaning liquid and air into the foaming chamber 35 to generate foam cleaning liquid. Wherein driving motor 36, liquid pump 33, gas pump 34 and foaming storehouse 35 formula structure as an organic whole, and then this foam takes place subassembly 3 and has simple to operate's advantage for product inner structure arranges more rationally.

When the sensing component 5 detects an approaching human body, the sensing component 5 will generate a start signal and send the start signal to the control main board, the control main board controls the driving motor 36 to drive the liquid pump 33 to obtain the washing liquid from the washing liquid tank 10 through the liquid inlet interface 31 and the liquid taking component 2, drive the gas pump 34 to obtain the air through the air inlet interface 32, and pump the washing liquid and the air into the foaming chamber 35, so as to generate the foam washing liquid to be sprayed out from the nozzle 01.

As shown in fig. 2, the liquid taking assembly 2 includes: a liquid taking channel 21 fixedly arranged in the shell 1 and communicated with the liquid inlet interface 31; and a check valve 22 installed at one end of the liquid taking channel 21 close to the washing liquid tank 10. Through getting liquid passageway 21 and check valve 22 and the assembly of the liquid end of getting of washing liquid jar 10 to under the drive of liquid pump 33, draw the liquid in the washing liquid jar 10 through check valve 22, get liquid passageway 21, feed liquor interface 31, check valve 22 can prevent to get the liquid backward flow in the liquid passageway 21, avoid causing the pollution in the washing liquid jar 10, can prevent this washing liquid foam treatment device when using in the later stage simultaneously, because do not have the washing liquid to exist in getting liquid passageway 21 and appear out the bubble neutral position, thereby improve user experience.

As shown in fig. 2 and 4, in the present embodiment, the power supply module 4 includes: a battery holder 41 provided in the case 1; and a ring-shaped battery cover plate 42 detachably mounted in the case 1; a battery compartment 43 which is arranged between the battery fixing frame 41 and the battery cover plate 42 and used for accommodating a battery is arranged in the shell 1; a first electrode plate 44 is arranged at one end of the battery holder 41 facing the battery compartment 43; the battery cover plate 42 is provided with a second electrode sheet 45 at one end facing the battery compartment 43. Thereby save the occupation space of battery at the at utmost for product inner structure arranges more rationally, reduces battery or battery apron 42 risk of intaking, does benefit to the whole aesthetic property of outside of product.

As shown in fig. 3, a first clamping strip 421 is disposed on one side of the battery cover plate 42 close to the inner wall of the housing 1; a first clamping groove 422 for assembling a first clamping strip 421 is formed on the inner wall of the shell 1; the first clip strip 421 includes a first abutting portion 4211 and a first clip portion 4212 which are perpendicular to each other; the first catching groove 422 includes: a first insertion groove 4221 into which the first clamping portion 4212 is vertically inserted, and a first embedding groove 4222 into which the first clamping portion 4212 is transversely inserted; a first clamping point 4223 is arranged in the first clamping groove 4222, and a first groove 4213 matched with the first clamping point 4223 is formed in the first clamping portion 4212. In this embodiment, three first clamping strips 421 are uniformly disposed on the peripheral wall of the battery cover plate 42, so as to achieve the effect of stable installation. During installation, align first joint portion 4212 in first inserting groove 4221, insert along vertical direction (being the direction of height of casing 1) again for first joint portion 4212 moves to the top of first inserting groove 4221, and rotatory battery apron 42 again makes first joint portion 4212 remove along first inlay card groove 4222, and then inlays first joint point 4223 card in first recess 4213, thereby realizes battery apron 42's installation. And then can conveniently dismantle battery apron 42, the battery of being convenient for is changed, and easy operation, convenient to use.

In this embodiment, as shown in fig. 1 and 5, the sensing assembly 5 includes: an infrared sensor 51 disposed below the casing 1 near the nozzle 01; and a lens 52 arranged on one side of the shell 1 and used for protecting the infrared sensor 51, wherein the infrared sensor 51 is connected with the driving motor 36, therefore, when in use, a user only needs to move the hand to the lower part of the nozzle 01 to make a motion of waiting for catching the foam cleaning liquid, the infrared sensor 51 generates a starting signal and sends the starting signal to the foam generating assembly 3, and the generated foam cleaning liquid flows out from the nozzle 01.

As shown in fig. 1 to 4, the device for treating foam of washing liquid further comprises a washing liquid tank 10; the washing liquid tank 10 includes: a tank body 11; a liquid taking cover 12 assembled at the upper end of the tank body 11; a liquid taking pipe 13 with one end inserted under the liquid level of the tank body 11 and the other end communicated with the liquid taking cover 12; and a liquid taking rod 14 (namely, a liquid taking end of the washing liquid tank 10) which is arranged on the liquid taking cover 12, is communicated with the liquid taking pipe 13 and is inserted into the liquid taking channel 21; the liquid taking cover 12 is arranged at the central axis position of the tank body 11, the liquid taking rod 14 is arranged at the central axis position of the liquid taking cover 12, the liquid taking cover 12 is provided with a vent hole 15, the liquid taking rod 14 is provided with a sealing ring 16, the vent hole 15 is used for keeping the air pressure balance in the tank body 11, and when the washing liquid tank 10 is in an unused state, the vent hole 15 is provided with a sealing plug for preventing the washing liquid from being exposed.

As shown in fig. 2 and 3, the upper end of the tank 11 is provided with a mounting boss 111 which is matched with the inner wall of the shell 1; a second clamping strip 112 is arranged on the side wall of the mounting boss 111; the inner wall of the housing 1 is provided with a second clamping groove 113 for assembling the second clamping strip 112. The second clamping bar 112 includes a second abutting portion 1121 and a second clamping portion 1122 which are perpendicular to each other; the second card slot 113 includes a second insertion groove 1131 into which the second card portion 1122 is vertically inserted, and a second insertion groove 1132 into which the second card portion 1122 is horizontally inserted; a second clamping point 1133 is disposed in the second slot, and a second groove 1123 matching with the second clamping point 1133 is disposed on the second clamping portion 1122. The second inserting groove 1131 is disposed in the first inserting groove 4221, that is, the second card slot 113 and the first card slot are disposed in parallel, so as to simplify the mounting structure of the housing 1. When the washing liquid tank 10 is installed on the casing 1, the washing liquid tank 10 abuts against the end of the battery cover plate 42, the second clamping strip 112 abuts against the end of the first clamping strip 421, so that the battery or the battery cover plate 42, which is equivalent to the main body, is prevented from loosening or falling off due to collision and falling in the use process, and the structural stability is ensured.

As shown in fig. 2 and 3, an air inlet hole 02 communicated with the vent hole 15 is formed in the side wall of the housing 1, the air inlet hole 02 is formed between the battery cover plate 42 and the mounting boss 111, and the air inlet hole 02 is communicated with the vent hole 15 through a gap between the battery cover plate 42 and the mounting boss 111. The shell 1 is also provided with an air intake channel 03 communicated with the air intake interface 32, one end of the air intake channel 03 extends to the upper part of the liquid intake cover 12 and is communicated with the air intake hole 02 through the space between the battery cover plate 42 and the mounting boss 111, so that the air intake hole 02 is simultaneously communicated with the vent hole 15 and the air intake channel 03 for keeping the air pressure in the washing liquid tank 10 balanced and providing an air source for the air pump 34.

It should be noted that, a large waterproof ring is provided on one side of the battery cover plate 42 abutting against the housing 1, and a small waterproof ring is provided on one side of the battery cover plate 42 abutting against the battery compartment 43, so as to prevent external liquid and internal washing liquid from permeating into the battery compartment 43, thereby ensuring the service life of the product.

In this embodiment, get liquid passageway 21, get gas passageway 03 and casing 1 and be integrated into one piece, get inside liquid passageway 21 and get gas passageway 03 and locate casing 1, and be the interior cavity structure, get liquid passageway 21 one end and connect in the feed liquor interface 31 of liquid pump 33, the other end is used for getting liquid pole 14 intercommunication with the washing liquid jar 10, get gas passageway 03 one end and connect in the air inlet port 02 of air inlet interface 32, the other end of gas pump 34. It should be noted that the end of the liquid taking channel 21 communicating with the washing liquid tank 10 does not extend out of the casing 1, so that the liquid taking channel 21 is not exposed to the external use environment when the washing liquid tank 10 or the battery is replaced, thereby preventing the washing liquid remained on the side wall of the liquid taking channel 21 from dropping on the table top, and ensuring clean and sanitary use.

Example two: in this embodiment, unlike the first embodiment, the power supply module 4 includes: locate 1 inside rechargeable battery of casing to and locate 1 one side of casing and connect in rechargeable battery's the interface that charges, wherein the interface that charges is for magnetism to inhale the formula interface that charges, thereby have better waterproof function, can be applicable to multiple bathroom scene, and can stably assemble with the magnetism charging wire when charging, the stability of charging. Compared with the first embodiment, the power supply module 4 in this embodiment occupies a smaller space structure, which is beneficial to optimizing the structure of the foam processing device and reducing the product volume.

The working principle of the invention is roughly as follows: in this embodiment, set up to the integral type structure through taking place the foam subassembly 3, wherein driving motor 36, liquid pump 33, gas pump 34 and foaming storehouse 35 all assemble in an organic whole to make the structure more compact, the space utilizes more rationally, and then does benefit to the whole volume of optimizing this foaming processing apparatus, and the installation is simple. The battery bin 43 and the annular battery cover plate 42 are arranged in the shell 1, so that on one hand, the occupied space of the battery can be saved to the greatest extent, the internal structure arrangement of the product is more reasonable, the risk of water inflow of the battery or the battery cover plate 42 is reduced, and the integral attractiveness of the outside of the product is facilitated; on the other hand, the battery cover plate 42 can be conveniently detached, the battery can be conveniently replaced, and the operation is simple. The check valve 22 is used for preventing the residual washing liquid in the liquid taking channel 21 from flowing back to the table top or flowing back to the washing liquid tank 10 to cause secondary pollution, and has reasonable structure and convenient and sanitary use.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered by the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A foaming treatment device of a washing liquid is characterized by comprising a shell (1),

a nozzle (01) provided on the housing (1);

the liquid taking component (2) is arranged in the shell (1) and is used for obtaining washing liquid in the washing liquid tank (10);

a foam generating assembly (3) arranged in the shell (1) and connected to the liquid taking assembly (2) and the nozzle (01);

a power supply module (4) provided in the housing (1); and the number of the first and second groups,

the induction component (5) is arranged on the shell (1), is electrically connected with the foam generation component (3), is used for detecting an approaching human body and generates a starting signal to control the foam generation component (3) to work after detecting the human body;

the foam generating assembly (3) comprises: feed liquor interface (31), admit air interface (32), communicate in liquid pump (33) of feed liquor interface (31), communicate in gas pump (34) of interface (32) admits air, assemble in liquid pump (33) with foaming storehouse (35) of gas pump (34) one end, and, be used for the drive liquid pump (33) with gas pump (34) pump income washing liquid and air extremely in foaming storehouse (35) are in order to generate foam washing liquid driving motor (36).

2. A device for foaming a washing liquid according to claim 1, wherein said liquid-extracting member (2) comprises: a liquid taking channel (21) fixedly arranged in the shell (1) and communicated with the liquid inlet interface (31); and a check valve (22) mounted at one end of the liquid taking channel (21) close to the washing liquid tank (10).

3. A device for foaming a washing liquid according to claim 1, wherein said power module (4) comprises: a battery holder (41) disposed in the housing (1); and the number of the first and second groups,

an annular battery cover plate (42) which is detachably arranged in the shell (1);

a battery bin (43) which is arranged between the battery fixing frame (41) and the battery cover plate (42) and used for accommodating a battery is arranged in the shell (1);

a first electrode plate (44) is arranged at one end of the battery fixing frame (41) facing the battery bin (43); and a second electrode plate (45) is arranged at one end, facing the battery bin (43), of the battery cover plate (42).

4. A foaming treatment device for a washing liquid according to claim 3, characterized in that a first clamping strip (421) is arranged on one side of the battery cover plate (42) close to the inner wall of the casing (1); a first clamping groove (422) for assembling the first clamping strip (421) is formed in the inner wall of the shell (1);

the first clamping bar (421) comprises a first abutting part (4211) and a first clamping part (4212) which are perpendicular to each other; the first catching groove (422) includes: a first inserting groove (4221) for the vertical insertion of the first clamping part (4212), and a first clamping embedding groove (4222) for the transverse insertion of the first clamping part (4212);

a first clamping contact point (4223) is arranged in the first clamping groove (4222), and a first groove (4213) matched with the first clamping contact point (4223) is formed in the first clamping portion (4212).

5. A device for foaming a washing liquid according to claim 1, characterized in that said induction member (5) comprises: an infrared sensor (51) arranged below the shell (1) and close to the nozzle (01); and the number of the first and second groups,

and the lens (52) is arranged on one side of the shell (1) and is used for protecting the infrared sensor (51).

6. A device for treating foam of washing liquid according to claim 2, further comprising a washing liquid tank (10);

the washing liquid tank (10) comprises: a tank body (11); a liquid taking cover (12) assembled at the upper end of the tank body (11); a liquid taking pipe (13) with one end inserted under the liquid level of the tank body (11) and the other end communicated with the liquid taking cover (12); the liquid taking rod (14) is arranged on the liquid taking cover (12), is communicated with the liquid taking pipe (13) and is inserted into the liquid taking channel (21); the liquid taking cover (12) is provided with a vent hole (15).

7. A foaming treatment device for washing liquid according to claim 6, characterized in that the upper end of the tank (11) is provided with a mounting boss (111) matched with the inner wall of the shell (1); a second clamping groove (113) for mounting the tank body (11) is formed in the inner wall of the shell (1); a second clamping strip (112) is arranged on the side wall of the mounting boss (111);

the second clamping strip (112) comprises a second abutting part (1121) and a second clamping part (1122) which are perpendicular to each other;

the second card slot (113) comprises a second inserting groove (1131) for the second card part (1122) to be vertically inserted, and a second card embedding groove (1132) for the second card part (1122) to be transversely inserted; a second clamping point (1133) is arranged in the second clamping groove (1132), and a second groove (1123) matched with the second clamping point (1133) is formed in the second clamping portion (1122).

8. A foaming treatment device for washing liquid according to claim 6, characterized in that the side wall of the casing (1) is provided with an air inlet (02) communicated with the vent hole (15).

9. A device for foaming a washing liquid according to claim 8, wherein an air intake channel (03) is further provided in the housing (1) and is connected to the air intake hole (02) and the air intake interface (32).

10. A device for foaming a washing liquid according to claim 9, wherein the casing (1) is integrally formed with the air-taking channel (03) and the liquid-taking tube (13).