CN116221696A - Steam generating device and cleaning apparatus - Google Patents

Abstract

The invention discloses a steam generating device and a cleaning apparatus. The steam generating device comprises a liquid storage structure, wherein the liquid storage structure is provided with one or more liquid outlets; the heating structure is provided with a cavity, a steam outlet and a liquid inlet, wherein the steam outlet and the liquid inlet are communicated with the cavity, the heating structure is also provided with a heating part, the liquid inlet is communicated with the liquid outlet, liquid in the liquid storage structure is vaporized into steam in the cavity through the liquid outlet and the liquid inlet, and the steam is discharged through the steam outlet. The invention also discloses cleaning equipment. The cleaning equipment comprises a machine body, wherein the machine body is provided with a mounting part; a cleaning member; the steam generator is mounted in the mounting part. The steam generating device and the cleaning equipment disclosed by the invention can solve the problem that the steam cleaning equipment in the prior art is inconvenient to generate steam.

Description

Steam generating device and cleaning apparatus

Technical Field

The invention belongs to the technical field related to cleaning equipment, and particularly relates to a steam generating device and cleaning equipment.

Background

Along with the continuous progress of living conditions and technological level, the cleaning equipment has the advantages of convenient use and good cleaning effect, so the cleaning equipment gradually starts to replace manual cleaning and is widely used in life and work. Currently, various types of steam cleaning apparatuses for cleaning and sterilizing using steam already exist on the market.

However, the existing steam cleaning device is in a "boiler type" manner on the device for generating steam, i.e. directly heats the cavity, so as to boil a certain volume of water in the cavity to generate steam, and because the water in the volume needs to be boiled to generate steam, larger power is required to heat the cavity, and meanwhile, higher air pressure is generated in the cavity, which can damage the cavity and the pipeline, so that the steam is inconvenient to generate and has a safety problem, and scale is generated by adopting the "boiler type" manner to heat and boil, so that the steam cleaning is difficult and the steam effect is poor.

Accordingly, there is a need for an improvement over the prior art to overcome the deficiencies described in the prior art.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is that the steam cleaning device in the prior art is inconvenient to generate steam.

In order to solve the technical problems, the invention provides a steam generating device. The steam generating device comprises a liquid storage structure, wherein the liquid storage structure is provided with one or more liquid outlets; the heating structure is provided with a cavity, a steam outlet and a liquid inlet, wherein the steam outlet and the liquid inlet are communicated with the cavity, the heating structure is also provided with a heating part, the liquid inlet is communicated with the liquid outlet, liquid in the liquid storage structure is vaporized into steam in the cavity through the liquid outlet and the liquid inlet, and the steam is discharged through the steam outlet.

Optionally, the heating portion is accommodated inside the cavity.

Optionally, the heating structure further comprises a heating plate embedded in the cavity, the cavity is divided into a heating cavity and a mounting cavity, the steam outlet and the liquid inlet are communicated with the heating cavity, the heating part is arranged in the mounting cavity, and the heating part is abutted to the heating plate.

Optionally, the heating portion comprises an electric heating tube and/or an electric heating plate and/or an electric heating wire.

Optionally, the surface of the heating plate facing the heating cavity is a heating surface, and a bulge structure is arranged on the heating surface and is aligned with the liquid inlet.

Optionally, the surface of the heating plate facing the heating cavity is a heating surface, and the heating surface is inclined downwards along the direction from the liquid inlet to the steam outlet.

Optionally, the heating structure further comprises a slow flow structure, the slow flow structure is arranged on the heating surface, and the slow flow structure is arranged between the steam exhaust port and the liquid inlet.

Optionally, the flow retarding structure comprises a flow guiding rib and/or a convex structure and/or a groove structure.

Optionally, the liquid outlet is provided with a plurality of, and a plurality of liquid outlets are provided with a plurality of along first direction interval, and a plurality of liquid inlets are provided with a plurality of, and a plurality of liquid inlets are counterpoint setting with the liquid outlet respectively, and the steam outlet is provided with one or more, and when the steam outlet is provided with a plurality of, a plurality of steam outlets set up along first direction interval.

Optionally, the liquid inlet is provided with a plurality of, and a plurality of liquid inlets are arranged along the first direction interval, and the heating structure still includes at least one baffle, and the baffle sets up in the cavity in order to separate into a plurality of circulation passageway with the cavity, and each liquid inlet corresponds a circulation passageway, and each circulation passageway has the steam vent that corresponds.

Optionally, the flow area of the flow channel is gradually increased and then gradually decreased from the liquid inlet toward the steam outlet.

Optionally, the steam generating device further comprises a liquid suction structure accommodated in the liquid storage structure, the liquid suction structure covers the inlet end of the liquid outlet, and the liquid suction structure is used for guiding liquid to the liquid outlet.

Optionally, the liquid absorbing structure at least comprises one of absorbent cotton and absorbent cloth.

Optionally, the steam generating device further comprises a connecting piece, wherein the connecting piece is arranged between the liquid inlet and the liquid outlet, and the liquid inlet, the liquid outlet and the connecting piece form a liquid passing channel; the stop structure is movably arranged on the liquid storage structure and/or the connecting piece, and the stop structure opens or closes the liquid passing channel.

Optionally, the stop structure comprises a flow regulating valve, the flow regulating valve being arranged on the connection piece.

Optionally, the stop structure includes at least one stop dog, and the stop dog movably sets up in the inside of stock solution structure, and steam generator still includes the electro-magnet, and the electro-magnet setting is in the outside of stock solution structure and with stop dog response cooperation, and the electro-magnet accuse stops the dog and removes in order to realize opening or closing the liquid passageway.

Optionally, the backstop piece is provided with a plurality ofly, and a plurality of backstop pieces include first backstop piece and second backstop piece, and the electro-magnet includes first electro-magnet and second electro-magnet, and first electro-magnet and second electro-magnet symmetry set up, and first electro-magnet and first backstop piece inductive fit, first electro-magnet control first backstop piece remove in order to realize opening or closing partial liquid passageway, second electro-magnet and second backstop piece inductive fit, and second electro-magnet control second backstop piece remove in order to realize opening or closing another partial liquid passageway.

Optionally, the steam generating device further comprises a temperature sensor, the temperature sensor being arranged on the heating structure; the controller is arranged on the heating structure or the machine body of the cleaning equipment and is connected with the temperature sensor, the electromagnet of the steam generating device and the heating part; the battery compartment is arranged on the heating structure, the power supply is arranged in the battery compartment, and the power supply is connected with the controller.

The invention also provides cleaning equipment. The cleaning equipment comprises a machine body, wherein the machine body is provided with a mounting part; a cleaning member; the steam generator is mounted in the mounting part.

Optionally, the cleaning device further comprises a box body, and the box body is mounted on the machine body; the pump body is installed on the organism, and the feed liquor end and the box intercommunication of the pump body set up, and the play liquid end and the stock solution structure intercommunication of steam generator of the pump body set up.

The technical scheme provided by the invention has the following advantages:

according to the steam generating device provided by the invention, the liquid storage structure and the heating structure are arranged in an isolated manner, liquid in the liquid storage structure enters the liquid inlet of the heating structure through the liquid outlet so as to enter the cavity of the heating structure, the heating structure is provided with the heating part, the heating part can evaporate the liquid entering the cavity in real time and generate steam, and the generated steam provides steam for the cleaning equipment through the steam outlet of the heating structure. The mode that the liquid entering the cavity in real time is heated and evaporated to generate steam is adopted, so that the heating power is effectively reduced, the controllability of the steam is improved, the steam generation efficiency is improved, the phenomenon of high-pressure gas generation is avoided, and the safety of cleaning equipment is improved.

According to the cleaning equipment provided by the invention, the steam generation efficiency is improved by arranging the steam generation device, so that the cleaning efficiency is improved, and the user experience is enhanced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a steam generator according to embodiment 1 of the present invention;

fig. 2 is a front view of a steam generating apparatus according to embodiment 1 of the present invention;

FIG. 3 is a cross-sectional view taken along A-A of FIG. 2;

FIG. 4 is a B-B cross-sectional view of FIG. 2;

fig. 5 is a cross-sectional view taken along the direction C-C of fig. 2.

Reference numerals illustrate:

100-a liquid storage structure; 101-a liquid outlet; 200-heating structure; 2001-liquid inlet; 201-a steam outlet; 202-a heating part; 203-a mounting cavity; 204-a heating chamber; 300-slow flow structure; 400-heating plate; 401-heating surface; 500-connectors; 501-a liquid passing channel; 600-stop structure; 700-separator; 800-flow-through channel.

Detailed Description

The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. The invention will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

In the present invention, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the component itself in the vertical, upright or gravitational direction; also, for ease of understanding and description, "inner and outer" refers to inner and outer relative to the profile of each component itself, but the above-mentioned orientation terms are not intended to limit the present invention.

The invention solves the problem that the steam cleaning equipment in the prior art is inconvenient to generate steam.

Example 1

The present embodiment provides a steam generating apparatus. As shown in fig. 1 to 5, the steam generating device comprises a liquid storage structure 100 and a heating structure 200, wherein the liquid storage structure 100 is provided with a liquid outlet 101, the heating structure 200 is provided with a cavity, a steam outlet 201 and a liquid inlet 2001 which are communicated with the cavity, the heating structure 200 is further provided with a heating part 202, the liquid inlet 2001 is communicated with the liquid outlet 101, liquid in the liquid storage structure 100 is vaporized into the cavity through the liquid outlet 101 and the liquid inlet 2001 to form steam, the steam is discharged from the steam outlet 201, and the steam discharged from the steam outlet 201 can be used for providing steam for cleaning pieces of cleaning equipment.

Specifically, the liquid storage structure 100 and the heating structure 200 are separately disposed, and the liquid in the liquid storage structure 100 enters the liquid inlet 2001 of the heating structure 200 through the liquid outlet 101, so as to enter the cavity of the heating structure 200, the heating structure 200 has a heating portion 202, the heating portion 202 can evaporate the liquid entering the cavity in real time and generate steam, and the generated steam provides steam to the cleaning device through the steam outlet 201 of the heating structure 200. The mode that the liquid entering the cavity in real time is heated and evaporated to generate steam is adopted, so that the heating power is effectively reduced, the controllability of the steam is improved, the steam generation efficiency is improved, the phenomenon of high-pressure gas generation is avoided, and the safety of cleaning equipment is improved.

In the present embodiment, two different embodiments are provided according to the difference in the installation position of the heating portion 202, specifically as follows.

In a specific embodiment, not shown, the heating portion 202 is accommodated in the cavity, and the heating portion 202 is disposed in alignment with the liquid inlet 2001.

Specifically, after the liquid in the liquid storage structure 100 enters the cavity, the liquid drops onto the heating portion 202 in sequence, and at this time, the heating portion 202 may evaporate the liquid that falls onto the heating portion 202 in real time to generate steam, and the steam is discharged from the steam outlet 201.

Of course, the liquid entering through the liquid inlet 2001 may flow through the heating portion 202, and the heating portion 202 may be disposed offset from the liquid inlet 2001.

In the embodiment shown in fig. 1, 3 and 5, the heating structure 200 further includes a heating plate 400, the heating plate 400 is embedded in the cavity, and separates the cavity into a heating cavity 204 and a mounting cavity 203, the steam exhaust port 201 and the liquid inlet 2001 are communicated with the heating cavity 204, the heating portion 202 is disposed in the mounting cavity 203, and the heating portion 202 abuts against the heating plate 400.

Specifically, the liquid enters the heating chamber 204 through the liquid inlet 2001, the installation part is arranged in the heating chamber 204 and heats the heating plate 400, the liquid entering the heating chamber 204 drops onto the heating plate 400, the heating part 202 heats the heating plate 400, the heating plate 400 has high temperature, and the liquid dropping onto the heating plate 400 is evaporated to generate steam, and the steam is discharged to the outside of the heating structure 200 through the steam outlet 201.

Further, the surface of the heating plate 400 facing the heating cavity 204 is a heating surface 401, and the height of the heating surface 401 is gradually increased along the direction of the steam outlet 201 facing the liquid inlet 2001 to be obliquely arranged, that is, the heating surface 401 is obliquely inclined downwards along the direction of the liquid inlet 2001 facing the steam outlet 201. Wherein the heating surface 401 is obliquely arranged such that the liquid which has dropped on the heating surface 401 but has not completely evaporated flows along the surface of the heating surface 401 to be gradually evaporated during the flow of the liquid, and the flow of the liquid toward the steam discharge port 201 can improve the efficiency of the steam flowing out of the steam discharge port 201.

Of course, the inclination direction of the heating surface 401 is not limited to the above-described configuration, and may be a reverse inclination, so as to increase the contact area between the liquid and the heating surface 401.

As shown in fig. 1 and 3, the heating structure 200 further includes a slow flow structure 300, and the slow flow structure 300 is disposed on the heating surface 401.

Specifically, the converter structure can assist in evaporating the liquid, that is, the converter structure can block the flow of the liquid on the heating surface 401 and increase the flow path of the liquid, so as to enhance the evaporating efficiency.

Further, the slow flow structure 300 is disposed between the steam exhaust port 201 and the liquid inlet 2001, so that the liquid inlet 2001 enters the heating surface 401, and the slow flow structure 300 on the heating surface 401 increases the contact area between the liquid and the heating surface 401, thereby enhancing the evaporating efficiency.

In this embodiment, the slow flow structure 300 may be a flow guiding rib, a protruding structure, or a groove structure, so that when the liquid flows on the heating surface 401, the contact area between the liquid and the heating surface 401 is enhanced, and the steam generating efficiency is enhanced.

In this embodiment, the heating portion 202 may be one of components having a heating function, such as an electric heating pipe, an electric heating wire, and an electric heating plate 400.

As shown in fig. 1, 2 and 5, the liquid outlet 101 may be provided in one or more, and when the liquid outlet 101 is provided in plural, the liquid outlets 101 are arranged at intervals along the first direction, the liquid inlet 2001 is provided in plural, and the liquid inlets 2001 are respectively aligned with the liquid outlet 101.

Further, the first direction is the extending direction of the liquid storage structure 100, and the plurality of liquid outlets 101 are arranged at intervals, so that the liquid in the liquid storage structure 100 can flow out from the liquid outlets 101 uniformly and at a constant speed.

Further, the liquid storage structure 100 is a liquid storage tube, and the first direction is an axial extending direction of the liquid storage tube.

As shown in fig. 5, the steam generating device further includes a connector 500 and a stopper structure 600, the connector 500 is disposed between the liquid inlet 2001 and the liquid outlet 101, and the liquid inlet 2001, the liquid outlet 101 and the connector 500 form a liquid passing channel 501; the stopper structure 600 is movably disposed on the liquid storage structure 100, and the stopper structure 600 opens or closes the liquid passing channel 501.

Further, the stop structure 600 includes a stop block movably disposed inside the liquid storage structure 100, and the steam generating device further includes an electromagnet disposed outside the liquid storage structure 100 and inductively coupled with the stop block, and the electromagnet controls the stop block to move to open or close the liquid passing channel 501. The stop block is controlled to move in the liquid storage structure 100 by utilizing the magnetic attraction fit mode of the electromagnet and the stop block so as to regulate the size of the liquid outlet 101, thereby controlling and controlling the speed of liquid in the liquid storage structure 100 flowing to the cavity.

In this embodiment, the stop block is provided with one, and the stop block also can be provided with a plurality of, and when the stop block is provided with a plurality of, a plurality of stop blocks include first stop block and second stop block, and the electro-magnet includes first electro-magnet and second electro-magnet, and first electro-magnet and second electro-magnet symmetry set up, and first electro-magnet and first stop block response cooperation, first electro-magnet control first stop block remove in order to realize opening or closing partial through-liquid passageway 501, second electro-magnet and second stop block response cooperation, and second electro-magnet control second stop block removes in order to realize opening or closing another partial through-liquid passageway 501.

Specifically, by providing two stops and two electromagnets, the controllability may be increased, better controlling the amount of liquid that the liquid storage structure 100 enters the interior of the cavity.

In this embodiment, the stop structure 600 may also be movably disposed on the connection member 500, and the stop structure 600 opens or closes the liquid passing channel 501.

Further, the stop structure 600 includes a flow regulating valve. The flow rate of the liquid in the liquid storage structure 100 to the cavity is controlled by controlling the flow rate regulating valve.

It should be noted that the present invention may be also provided on both the liquid storage structure 100 and the connector 500 to realize dual control, so as to increase the controllability of the liquid entering the cavity, and further improve the steam generating efficiency.

As shown in fig. 1, 2 and 5, the exhaust ports 201 may be provided one or more, and when the exhaust ports 201 are provided in plurality, the exhaust ports 201 are provided at intervals in the first direction.

Specifically, by providing the plurality of steam discharge ports 201 to disperse the steam to be discharged from the inside of the cavity, it is advantageous to uniformly supply the steam to the cleaning member while also increasing the contact area of the steam with the cleaning member.

Further, the heating structure 200 further includes at least one partition 700, where the partition 700 is disposed in the cavity to divide the cavity into a plurality of flow channels 800, each of the liquid inlets 2001 corresponds to one of the flow channels 800, and each of the flow channels 800 has a corresponding steam outlet 201.

Specifically, the steam exhaust port 201 is provided with a plurality of flow guiding channels, and the cavity is divided into a plurality of flow guiding channels by the partition plate 700, so that the internal liquid entering the cavity from the liquid storage structure 100 forms steam in different flow guiding channels respectively, flows along the flow guiding channels and is exhausted through the steam exhaust port 201, and uniform fluidity of the steam is improved.

As shown in fig. 3, the flow area of the flow channel 800 gradually increases and then gradually decreases from the liquid inlet 2001 toward the steam outlet 201.

Specifically, the liquid enters the inside of the circulation channel 800 from the liquid inlet 2001 and generates steam, the circulation area of the circulation channel 800 is enlarged firstly to facilitate storing steam, and the steam can be formed to spray steam at the steam outlet 201 under the action of pressure after being enlarged firstly, so that the steam is better supplied to the cleaning device.

In this embodiment, the steam generating device further includes a temperature sensor, a controller and a battery compartment, the temperature sensor is disposed on the heating structure 200, the controller is disposed on the heating structure 200 or the body of the cleaning device, the controller is electrically connected with the temperature sensor, the electromagnet of the steam generating device is electrically connected with the heating portion 202, the battery compartment is disposed on the heating structure 200, the power supply is mounted in the battery compartment, and the power supply is electrically connected with the controller.

Specifically, the temperature of the heating structure 200 is detected in real time by a temperature sensor to transmit a signal to a controller when the heating structure 200 reaches the highest temperature of the optimal temperature interval for generating steam, and the controller controls the heating part 202 to stop heating; when the temperature sensor detects that the temperature of the heating structure 200 is at the lowest temperature of the optimal temperature interval for generating steam, a signal is transmitted to the controller, and the controller controls the heating part 202 to start heating, so that the power consumption is reduced, and the steam generation efficiency is improved.

Further, the battery is placed in the battery compartment, so that power is supplied through the battery, the whole device is independent, wire connection to the cleaning equipment is not needed, and the device is convenient to detach.

In this embodiment, the battery may be a dry battery, a secondary battery, or other type of battery.

Example 2

Unlike embodiment 1, in this embodiment, the steam generating device further includes a liquid absorbing structure accommodated in the liquid storing structure 100, the liquid absorbing structure covers the inlet end of the liquid outlet 101, and the liquid absorbing structure is used for guiding liquid to the liquid outlet 101.

Specifically, the liquid absorbing structure has the function of absorbing liquid, liquid in the liquid storing structure 100 can be absorbed into the liquid absorbing structure, the liquid is uniformly distributed in the liquid absorbing structure, when the liquid in the liquid absorbing structure is enough, the liquid in the liquid absorbing structure can flow into the cavity through the liquid outlet 101 when the liquid is continuously supplied to the liquid storing structure 100, the liquid in the liquid storing structure 100 is effectively controlled to flow out through the liquid outlet 101 by the liquid absorbing structure, and meanwhile, the flow rate of the liquid can be controlled.

The liquid absorbing structure comprises one of absorbent cotton and absorbent cloth. Of course, the wicking structure could be other similar structures.

Example 3

In this embodiment, the surface of the heating plate 400 facing the heating chamber 204 is a heating surface 401, and a raised structure is disposed on the heating surface 401, and the raised structure is aligned with the liquid inlet 2001, so as to increase the flow path of the liquid flowing into the liquid inlet 2001.

Specifically, the liquid entering the heating surface 401 through the liquid inlet 2001 may drop on the raised structure, and the liquid may flow along the outer surface of the raised structure, or may be scattered to splash the liquid, so as to increase the contact area between the liquid and the heating surface 401, and increase the evaporation efficiency of the liquid by increasing the contact area between the liquid and the heating surface 401.

Further, the variety of the ridge structure is various, and the specific shape is not limited in this embodiment, so long as the contact area between the liquid and the heating surface 401 can be increased.

Example 4

The present embodiment provides a cleaning apparatus. The cleaning apparatus includes a body having a mounting portion thereon, a cleaning member, and the steam generating device of embodiment 1, the steam generating device being mounted inside the mounting portion.

Further, the cleaning device further comprises a box body and a pump body, wherein the box body is arranged on the machine body, the pump body is arranged on the machine body, the liquid inlet end of the pump body is communicated with the box body, and the liquid outlet end of the pump body is communicated with the liquid storage structure 100 of the steam generating device.

The liquid can be supplied to the inside of the liquid storage structure 100 through the pump body, so as to ensure that the liquid in the inside of the liquid storage structure 100 is sufficient.

From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects:

1. by adopting a mode of heating and evaporating the liquid entering the cavity in real time to generate steam, the heating power is effectively reduced.

2. The controllability of the steam is improved, the steam generation efficiency is improved, the phenomenon of high-pressure gas generation is avoided, and the safety of the cleaning equipment is improved.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the invention. Based on the embodiments of the present invention, those skilled in the art may make other different changes or modifications without making any creative effort, which shall fall within the protection scope of the present invention.

Claims (20)

1. A steam generating apparatus, comprising:

a liquid storage structure (100), wherein the liquid storage structure (100) is provided with one or more liquid outlets (101);

heating structure (200), heating structure (200) have the cavity and with exhaust port (201) and inlet (2001) that the cavity intercommunication set up, heating structure (200) still have heating portion (202), inlet (2001) with liquid outlet (101) intercommunication sets up, the inside liquid of stock solution structure (100) is through liquid outlet (101) inlet (2001) enter into the inside vaporization of cavity forms steam, steam by exhaust port (201) discharge.

2. The steam generator according to claim 1, wherein the heating portion (202) is accommodated inside the cavity.

3. The steam generating device according to claim 1, wherein the heating structure (200) further comprises a heating plate (400), the heating plate (400) is embedded in the cavity and divides the cavity into a heating cavity (204) and a mounting cavity (203), the steam exhaust port (201) and the liquid inlet (2001) are communicated with the heating cavity (204), the heating part (202) is arranged in the mounting cavity (203), and the heating part (202) is abutted against the heating plate (400).

4. A steam generating device according to claim 3, characterized in that the heating part (202) comprises an electric heating tube and/or an electric heating plate (400) and/or an electric heating wire.

5. A steam generator according to claim 3, wherein the surface of the heating plate (400) facing the heating chamber (204) is a heating surface (401), and a raised structure is provided on the heating surface (401), and the raised structure is aligned with the liquid inlet (2001).

6. A steam generator according to claim 3, characterized in that the surface of the heating plate (400) facing the heating chamber (204) is a heating surface (401), the heating surface (401) being inclined downwards in the direction of the liquid inlet (2001) towards the steam outlet (201).

7. The steam generator according to claim 6, wherein the heating structure (200) further comprises a slow flow structure (300), the slow flow structure (300) being arranged on the heating surface (401), the slow flow structure (300) being arranged between the steam outlet (201) and the liquid inlet (2001).

8. A steam generator according to claim 7, wherein,

the slow flow structure (300) comprises a flow guiding rib and/or a convex structure and/or a groove structure.

9. The steam generator according to claim 1, wherein the plurality of liquid outlets (101) are provided, the plurality of liquid outlets (101) are provided at intervals along the first direction, the plurality of liquid inlets (2001) are provided, the plurality of liquid inlets (2001) are respectively provided in alignment with the liquid outlets (101), the steam outlet (201) is provided with one or more, and when the steam outlet (201) is provided with a plurality of steam outlets, the plurality of steam outlets (201) are provided at intervals along the first direction.

10. The steam generator according to claim 1, wherein a plurality of liquid inlets (2001) are provided, a plurality of liquid inlets (2001) are provided at intervals along a first direction, the heating structure (200) further comprises at least one partition plate (700), the partition plate (700) is provided in the cavity to divide the cavity into a plurality of circulation channels (800), each liquid inlet (2001) corresponds to one circulation channel (800), and each circulation channel (800) has a corresponding steam outlet (201).

11. The steam generator according to claim 10, wherein the flow area of the flow channel (800) increases gradually and then decreases gradually from the liquid inlet (2001) towards the steam outlet (201).

12. The steam generating device according to any of claims 1 to 11, further comprising a wicking structure housed inside the liquid storage structure (100), the wicking structure covering an inlet end of the liquid outlet (101), the wicking structure being for conducting liquid to the liquid outlet (101).

13. The steam generator of claim 12, wherein the wicking structure comprises at least one of absorbent cotton and absorbent cloth.

14. The steam generating device according to any one of claims 1 to 11, further comprising:

the connecting piece (500), the connecting piece (500) is arranged between the liquid inlet (2001) and the liquid outlet (101), and the liquid inlet (2001), the liquid outlet (101) and the connecting piece (500) form a liquid passing channel (501);

the stop structure (600) is movably arranged on the liquid storage structure (100) and/or the connecting piece (500), and the stop structure (600) opens or closes the liquid passing channel (501).

15. The steam generating device according to claim 14, wherein the stop structure (600) comprises a flow regulating valve, which is arranged on the connection piece (500).

16. The steam generator according to claim 14, wherein the stop structure (600) comprises at least one stop block movably arranged inside the liquid storage structure (100), the steam generator further comprising an electromagnet arranged outside the liquid storage structure (100) and inductively cooperating with the stop block, the electromagnet controlling the stop block to move for opening or closing the liquid passage (501).

17. The steam generator according to claim 16, wherein the stop blocks are provided in plurality, the stop blocks include a first stop block and a second stop block, the electromagnets include a first electromagnet and a second electromagnet, the first electromagnet and the second electromagnet are symmetrically arranged, the first electromagnet is inductively matched with the first stop block, the first electromagnet controls the first stop block to move so as to open or close a part of the liquid passing channel (501), the second electromagnet is inductively matched with the second stop block, and the second electromagnet controls the second stop block to move so as to open or close another part of the liquid passing channel (501).

18. The steam generating device according to any one of claims 1 to 11, further comprising:

a temperature sensor disposed on the heating structure (200);

the controller is arranged on the heating structure (200) or the machine body of the cleaning equipment, and is connected with the temperature sensor, the electromagnet of the steam generating device and the heating part (202);

the battery compartment is arranged on the heating structure (200), the power supply is arranged in the battery compartment, and the power supply is connected with the controller.

19. A cleaning apparatus, the cleaning apparatus comprising:

the machine body is provided with an installation part;

a cleaning member;

the steam generating device of any one of claims 1 to 18, mounted inside the mounting portion.

20. The cleaning apparatus defined in claim 19, further comprising:

the box body is arranged on the machine body;

the pump body, the pump body is installed on the organism, the feed liquor end of pump body with the box intercommunication sets up, the play liquid end of pump body with steam generator's stock solution structure (100) intercommunication sets up.

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