CN218792086U - Surface cleaning device with good cleaning effect - Google Patents

Abstract

The utility model discloses a clean effectual surface cleaning device belongs to cleaning device technical field, including cleaning member, confession liquid subassembly and the dirty subassembly of collection, supply the liquid subassembly including liquid supply tank and hydrojet spare, the dirty subassembly of collection is including advancing dirty mouthful, the dirty bucket of collection and advancing dirty pipeline, advances dirty pipeline and is equipped with dirty detecting element. The surface cleaning device further comprises a controller, a heating element and a flow control element, wherein the heating element and the flow control element are arranged on the liquid supply pipeline, and the controller controls the flow control element and the heating element according to an electric signal fed back by the dirt detection element, so that the liquid supply assembly can provide liquid and/or steam with different flow rates and different temperatures. The softening effect on stubborn stains is improved through steam or high-temperature liquid, so that the wiping effect of the cleaning component on the to-be-cleaned surface is improved, the cleaning effect of the device on stubborn stains is effectively improved, the cleaning requirement of a user can be better met, and the use experience of the user is favorably improved.

Description

Surface cleaning device with good cleaning effect

Technical Field

The utility model relates to a cleaning device technical field especially relates to a clean effectual surface cleaning device.

Background

In recent years, some intelligent cleaning devices are more and more widely applied to daily life of people, various cleaning devices bring great convenience to the life of people, and the living experience of people is improved. The existing handheld surface cleaning machine generally comprises a machine body, a floor brush, a liquid supply assembly and a dirt collecting assembly, wherein a cleaning roller driven by a motor is arranged in the floor brush, the liquid supply assembly can supply liquid to the cleaning roller, so that the cleaning roller can effectively clean the ground, and the dirt collecting assembly can suck dirt at the bottom of the floor brush and the dirt scraped off by the cleaning roller into a dirt collecting barrel. In order to improve the cleaning effect, a dirt detection device is arranged on a dirt collection pipeline of the dirt collection assembly, and parameters such as the flow of the liquid supply assembly and the power of the dirt collection fan are adjusted according to a detection signal of the dirt detection device, so that the working strength of the machine body can be matched with the dirt degree on the ground. Because partial stains can be effectively removed only by matching with high-temperature liquid or high-temperature steam, the water temperature cannot be accurately adjusted by the adjusting scheme of the conventional surface cleaning machine, the high-temperature steam cannot be generated, the surfaces of kitchen grounds and the like with stubborn stains cannot be effectively cleaned, the cleaning requirements of users cannot be well met, and the use experience of the users cannot be favorably improved.

SUMMERY OF THE UTILITY MODEL

In order to solve shortcoming and the not enough that exists among the above-mentioned prior art, the utility model provides a clean effectual surface cleaning device makes the liquid supply subassembly can not only provide normal atmospheric temperature liquid, can also provide the mixture of high temperature liquid or steam or high temperature liquid and steam, effectively improves the device and to the clean effect of stubborn spot, is favorable to improving user's use and experiences.

In order to realize above-mentioned technical purpose, the utility model provides a pair of clean effectual surface cleaning device, including the confession liquid subassembly that is used for providing liquid, be used for collecting dirty collection dirty subassembly and be used for wiping the cleaning member of treating the cleaning surface, the confession liquid subassembly includes the liquid supply tank, be used for carrying the liquid supply pipeline of liquid, connect in the hydrojet spare of liquid supply tank through the liquid supply pipeline, the dirty subassembly of collection is including advancing dirty mouthful, collection dirty bucket, be used for the dirty pipeline of advancing of intercommunication dirty mouthful and collection dirty bucket, advance dirty pipeline and be equipped with the dirty detection element who is used for detecting the dirty degree of cleaning surface, a serial communication port, surface cleaning device still includes:

the heating element is arranged on the liquid supply pipeline and is used for heating liquid so that the liquid supply assembly can provide liquid and/or steam with different temperatures to the cleaning element or the surface to be cleaned;

the flow control element is arranged on the liquid supply pipeline and is used for controlling the flow of the liquid;

and the controller is electrically connected with the dirt detection element and controls the heating element and the flow control element according to an electric signal fed back by the dirt detection element, so that the liquid supply assembly provides liquid and/or steam with different flow rates and different temperatures.

Preferably, the heating element comprises a shell and a heating body arranged in the shell, and a pressurizing cavity is arranged between the shell and the heating body.

Preferably, a liquid flow gap communicated with the pressurization cavity is arranged between the circumferential direction of the shell and the circumferential direction of the heating body.

Preferably, the heating member is provided with a first heating power W1 and a second heating power W2, and the second heating power W2 is greater than the first heating power W1.

Preferably, the flow control member includes at least a first liquid flow rate V1 matched to a first heating power W1 of the heating member and a second liquid flow rate V2 matched to a second heating power W2 of the heating member, the second liquid flow rate V2 being smaller than the first liquid flow rate V1.

Preferably, the supply line is provided with one, the flow control member and the heating member are provided on the supply line and the heating member is located downstream of the flow control member.

Preferably, the liquid supply pipeline comprises a first pipeline and a second pipeline, the first pipeline and the second pipeline are both provided with a flow control element, and the heating element is arranged on the second pipeline and located at the downstream of the flow control element.

Preferably, the first line has a minimum flow value V1min and a maximum flow value V1max, and the second line has a minimum flow value V2min and a maximum flow value V2max, V2min < V1min and V2max < V1max.

Preferably, the first pipeline and the second pipeline are connected with the liquid spraying part through a tee joint.

Preferably, the hydrojet member comprises a first hydrojet member arranged towards the cleaning member and a second hydrojet member arranged towards the surface to be cleaned, the first pipeline is connected with the first hydrojet member, and the second pipeline is connected with the second hydrojet member; or the liquid spraying part comprises a first liquid spraying part and a second liquid spraying part, the first liquid spraying part is arranged towards the cleaning part, the second liquid spraying part is arranged towards the surface to be cleaned, the first pipeline is connected with the first liquid spraying part, and the second pipeline is connected with the first liquid spraying part and the second liquid spraying part through a three-way valve.

After the technical scheme is adopted, the utility model has the advantages of as follows:

1. the utility model provides a surface cleaning device, dirty detecting element that the dirty pipeline setting electricity of advancing connects in the controller adds on the feed line and has established flow control spare and heating member. The device during operation, the filth flows in the dirty bucket of collection through advancing dirty mouthful and advancing dirty pipeline under the suction effect, dirty detecting element detects the filth that flows to the dirty bucket of collection and to controller feedback signal of telecommunication, the controller is according to this signal of telecommunication control flow control spare and heating member, make the liquid supply subassembly can provide the flow difference, liquid and/or steam of temperature difference, the liquid supply subassembly not only can provide normal atmospheric temperature liquid according to dirty detection conditions promptly, can also provide the mixture of high temperature liquid or steam or high temperature liquid and steam, improve the softening effect to stubborn dirt through steam or high temperature liquid, so that improve the cleaning effect that the cleaning face was treated to the cleaning member, thereby effectively improve the cleaning effect of device to stubborn dirt, make the device can be better satisfy user's clean requirement, be favorable to improving user's use and experience.

2. The heating member sets up the pressure boost chamber, makes the liquid that flows in the heating member can be fully heated by the heating member through the pressure boost chamber, and liquid piles up in the pressure boost chamber earlier by the steam of heating production, and the steam in the pressure boost chamber reaches certain pressure and flows back along the feed pipe way and spout from liquid injection spare, is favorable to rationally improving the blowout volume of steam. In addition, the effective heating area of the heating body to the liquid can be reasonably increased through the pressurizing cavity, and the situation that the heating efficiency of the heating body is reduced due to the fact that the position corresponding to the inlet of the heating body is covered by accumulated water scale is avoided.

3. The liquid flow gap communicated with the pressurizing cavity is arranged between the shell and the heating body, the effective heating area of the heating body is increased through the liquid flow gap, and the heating efficiency of the heating body to liquid is improved.

4. The heating element is provided with a first heating power W1 and a second heating power W2 which are different in size, and correspondingly, the flow control element is provided with a first liquid flow V1 and a second liquid flow V2 which are different in flow size. The first heating power W1 is matched to the first liquid flow rate V1 so that the heating element can heat the liquid to provide liquids at different temperatures. The second heating power W2 is matched to the second liquid flow rate V2 so that the heating element can heat the liquid to provide the vapor.

5. The liquid supply pipeline can be only provided with one, the flow control element and the heating element are arranged on the liquid supply pipeline, the heating element is positioned at the downstream of the flow control element, so that the flow control element can effectively adjust the liquid flow flowing through the heating element, the liquid temperature heated by the heating element is adjusted, and the liquid temperature can be adapted to the dirt degree of the surface to be cleaned.

6. The liquid supply pipelines can also be two, wherein the first pipeline is only provided with a flow control element for adjusting the flow, the second pipeline is provided with a flow control element and a heating element, the first pipeline is used for providing normal-temperature liquid, and the second pipeline is used for providing high-temperature liquid or steam.

7. The minimum flow value V2min of the second pipeline is smaller than the minimum flow value V1min of the first pipeline, and the maximum flow value V2max of the second pipeline is smaller than the maximum flow value V1max of the first pipeline, so that the heating element on the second pipeline can effectively heat the flowing liquid, and high-temperature liquid or steam can be smoothly provided.

Drawings

FIG. 1 is a perspective view of a surface cleaning apparatus according to an embodiment;

FIG. 2 is a partial block diagram of a floor brush of a surface cleaning apparatus according to one embodiment;

FIG. 3 is a schematic cross-sectional view of a floor brush in a surface cleaning apparatus according to an embodiment in a front-to-rear direction;

FIG. 4 is a schematic view of a liquid supply assembly of an exemplary embodiment of a surface cleaning apparatus;

FIG. 5 is a block diagram of a body of a surface cleaning apparatus according to an embodiment;

FIG. 6 is a schematic control diagram of a surface cleaning apparatus according to one embodiment;

FIG. 7 is a block diagram of a heating element of a surface cleaning apparatus according to an embodiment;

FIG. 8 is a schematic view of a liquid supply assembly of a surface cleaning apparatus according to an embodiment;

FIG. 9 is a schematic view of a liquid supply assembly of an exemplary surface cleaning apparatus;

FIG. 10 is a schematic view of a liquid supply assembly of an exemplary four surface cleaning apparatus;

FIG. 11 is a schematic view of a liquid supply assembly of an exemplary five surface cleaning apparatus;

FIG. 12 is a schematic view of a liquid supply assembly of an exemplary six surface cleaning apparatus.

In the figure, 100-controller, 200-ground brush, 210-roller brush cavity, 220-dirt inlet, 230-scraper, 240-elastic scraper bar, 300-driving component, 310-cleaning motor, 320-transmission box, 400-liquid supply component, 410-liquid supply box, 420-liquid supply pipeline, 421-first pipeline, 422-second pipeline, 430-liquid spraying component, 430 a-first liquid spraying component, 430 b-second liquid spraying component, 431-spraying hole, 440-flow rate control component, 440 a-first flow rate control component, 440 b-second flow rate control component, 450-heating component, 451-shell, 452-heating body, pressure boosting cavity, 454-liquid flow gap, 455-inlet, 456-outlet, 460-temperature detection component, 471-three-way joint I, 472-three-way joint II, 480-three-way valve, 500-dirt collection component, 510-dirt collection motor, barrel body-dirt collection barrel, barrel body-521-522, 530-dirt inlet pipeline, 531-light transmission section, 540-dirt emission component, 542-receiving unit, 700-cleaning unit, 700-handle unit, and 700-handle unit.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments. It is to be understood that the following terms "upper," "lower," "left," "right," "longitudinal," "lateral," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like, which refer to orientations or positional relationships, are based only on the orientations or positional relationships illustrated in the drawings and are used only for convenience in describing the present invention and to simplify the description, but are not intended to indicate or imply that the device/component so referred to must have a particular orientation or be constructed and operated in a particular orientation and therefore are not to be construed as limiting the present invention.

Example one

As shown in fig. 1 to 7, a surface cleaning device with good cleaning effect provided by the embodiment of the present invention includes a liquid supply assembly 400 for providing liquid, a dirt collecting assembly 500 for collecting dirt, and a cleaning member for wiping a surface to be cleaned, wherein the liquid supply assembly 400 includes a liquid supply tank 410, a liquid supply pipeline 420 for conveying liquid, and a liquid spraying member 430 connected to the liquid supply tank 410 through the liquid supply pipeline 420, the dirt collecting assembly 400 includes a dirt inlet 220, a dirt collecting barrel 520, and a dirt inlet pipe 530 for communicating the dirt inlet 220 with the dirt collecting barrel 520, and the dirt inlet pipe 530 is provided with a dirt detecting element for detecting the dirt degree of the surface to be cleaned. The surface cleaning apparatus further comprises a heating element 450, a flow control element 440 and a controller 100, wherein the heating element 450 is disposed on the liquid supply pipeline 420 and is used for heating liquid, the flow control element 440 is disposed on the liquid supply pipeline 420 and is used for controlling the flow of the liquid, the controller 100 is electrically connected with the contamination detection element 540, and the controller 100 controls the heating element 450 and the flow control element 440 according to an electrical signal fed back by the contamination detection element 540, so that the liquid supply assembly 400 supplies liquid and/or steam with different flow rates and different temperatures.

The liquid supply assembly can provide normal temperature liquid according to the dirty detection condition, can also provide the mixture of high temperature liquid or steam or high temperature liquid and steam, improves the softening effect to stubborn stains through steam or high temperature liquid to improve the cleaning effect of cleaning piece to the face of cleaning, thereby effectively improve the cleaning effect of device to stubborn stains, make the device can be better satisfy user's clean requirement, be favorable to improving user's use experience.

In this embodiment, referring to fig. 1, the surface cleaning apparatus further includes a body 600 and a floor brush 200 pivotally connected to a bottom end of the body 600, and a handle 610 for a user to hold is disposed at a top end of the body 600. Referring to fig. 2 and 3, a roller brush chamber 210 is provided at the front of the floor brush 200, a dirt inlet 220 is provided at the rear side of the roller brush chamber 210, and the dirt inlet 220 is communicated with the roller brush chamber 210. The cleaning member is a cleaning roller 700, and the cleaning roller 700 is rotatably disposed in the roller brush chamber 210 and is axially arranged in the left-right direction. The inside of the floor brush 200 is provided with a driving assembly 300 for driving the cleaning member, the driving assembly 300 comprises a cleaning motor 310 and a transmission case 320, one axial end of the cleaning roller 700 is in transmission fit with an output shaft of the transmission case 320, the cleaning motor 310 drives the cleaning roller 700 to rotate around the axial lead thereof through the transmission case 320, and the rotating cleaning roller 700 wipes the surface to be cleaned. The inside of the floor brush 200 is provided with a scraper 230 positioned above the dirt inlet 220 and an elastic scraper bar 240 positioned below the dirt inlet 220, the rear side of the scraper 230 is fixedly arranged, the front side of the scraper 230 extends into the roller brush cavity 210 and is in interference contact with the cleaning roller 700, the bottom side of the elastic scraper bar 240 is in interference contact with the surface to be cleaned, the scraper 230 scrapes the rotating cleaning roller 700, and the elastic scraper bar 240 scrapes the surface to be cleaned when the device moves.

Referring to fig. 1, 3 and 4, the liquid supply tank 410 of the liquid supply assembly 400 is detachably mounted at the rear side of the body 600, the liquid spray member 430 is disposed in the floor brush 200 and on the top of the scraper 230, and the liquid spray member 430 is provided with a plurality of spray holes 431 spaced apart in the left-right direction and facing the cleaning roller 700. Only one liquid supply pipeline 420 is arranged, the initial end of the liquid supply pipeline 420 is detachably matched with the liquid supply box 410 in a butt joint mode, the tail end of the liquid supply pipeline 420 is connected with the liquid spraying part 430, the flow control part 440 and the heating part 450 are arranged on the liquid supply pipeline 420, and the heating part 450 is located at the downstream of the flow control part 440, so that the flow control part 440 can effectively adjust the flow passing through the heating part 450. In this embodiment, the flow control member 440 is a water pump with a flow adjusting function.

Referring to fig. 7, the heating member 450 includes a housing 451 and a heating body 452 provided in the housing 451, a pressurizing chamber 453 is provided between the housing 451 and the heating body 452, and the housing 451 is provided with an inlet 455 and an outlet 456 connected to the liquid supply line 420. The liquid flowing into the heating member 450 can be sufficiently heated by the heating body 452 through the pressurizing cavity 453, the vapor generated by the heating of the liquid can be accumulated in the pressurizing cavity 453, and the vapor in the pressurizing cavity 453 flows along the liquid supply pipe 420 after reaching a certain pressure and is then sprayed out of the liquid spraying member 430, so that the reasonable improvement of the spraying amount of the vapor is facilitated. In addition, the effective heating area of the heating body 452 on the liquid can be reasonably increased through the pressurizing cavity 453, and the problem that the heating efficiency of the heating body is affected due to the fact that a scale deposit layer is formed at the position, corresponding to the inlet 455, of the heating body 452 due to the fact that the liquid flowing in along the inlet 455 falls on the surface of the heating body 452 is avoided. In this embodiment, the height of the pressurizing cavity 453 is 0.3 to 0.5 times the height of the housing, so that the situation that the pressurizing effect is not obvious due to too large height of the pressurizing cavity 453 is avoided, and the potential safety hazard caused by too large internal air pressure due to too small height of the pressurizing cavity 453 is also avoided. Specifically, the height of the booster cavity 453 is 0.4 times the height of the housing 451.

In order to increase the effective heating area of the heating body 452, a liquid flow gap 454 communicating with the pressurizing chamber 453 is provided between the housing 451 and the heating body 452 in the circumferential direction, liquid can flow into the liquid flow gap 454, and the side surface of the heating body 452 heats the liquid in the liquid flow gap 454. In this embodiment, the width of the liquid flow gap 454 is small, about 1mm to 2mm, so that the liquid can form a water film in the liquid flow gap 454.

In order to accurately control the heating condition of the heating element 450 to the liquid, the water inlet end and the water outlet end of the heating element 450 are both provided with temperature detecting elements 460 electrically connected to the controller 100, and the controller 100 can control the liquid supply flow V according to the temperature value fed back by the temperature detecting elements 460 to make the liquid heated by the heating element 450 reach the temperature requirement, or make the liquid form steam smoothly after being heated by the heating element 450.

In this embodiment, the heating member 450 is provided with a first heating power W1 and a second heating power W2, and the second heating power W2 is greater than the first heating power W1. The flow control 440 includes at least a first liquid flow rate V1 matched to a first heating power W1 of the heating member 450 and a second liquid flow rate V2 matched to a second heating power W2 of the heating member, the second liquid flow rate V2 being less than the first liquid flow rate V1. When the heating element 450 is at the first heating power W1, the flow control member 440 is at the first liquid flow rate V1, and the heating element 450 heats the liquid flowing therethrough, so that the liquid supply assembly 400 can supply high temperature liquids at different temperatures. When the heating member 450 is at the second heating rate W2, the flow control member 440 is at the second liquid flow rate V2, and the heating member 450 heats the liquid flowing therethrough to generate the vapor, such that the liquid supply assembly 400 can provide the vapor.

Referring to fig. 5, the dirt collecting motor 510 is disposed in the body 600, and the dirt collecting assembly 500 further includes the dirt collecting motor 510 disposed in the body 600 for providing suction. The dirt collecting barrel 520 is detachably mounted on the front side of the body 600, and the dirt collecting barrel 520 includes a barrel 521 and a barrel cover 522 for covering the barrel 521. In this embodiment, the dirt intake pipe 530 is a multi-section combined structure, one section of the dirt intake pipe 530 is a light-transmitting section 531, the dirt detection element 540 is an infrared sensor, and the infrared sensor includes an emitting unit 541 and a receiving unit 542 which are arranged outside the light-transmitting section 531 and are opposite to each other. The device during operation, emission unit 541 sends infrared light, the filth flows through light-transmitting section 531 under the suction effect of dirt collecting motor 510, because the dirty degree of filth is different and the colour that the filth appears can be different, lead to the filth also to be different to infrared light's extinction ability, thereby lead to the infrared light intensity that receiving unit 542 received also to be different, infrared sensor is according to the corresponding signal of telecommunication of the infrared light intensity output that receiving unit 542 received, make controller 100 know the dirty degree according to the signal of telecommunication that dirty detecting element 540 feedbacks. The electric signal fed back to the controller 100 by the contamination detecting element 540 is X, and the magnitude of X is proportional to the degree of contamination of the contamination.

Referring to fig. 6, the contamination detecting element 540, the heating member 450, the flow rate controller 440, the temperature detecting element 460, the cleaning motor 310, and the contamination collecting motor 510 are electrically connected to the controller 100, and the heating member 450, the flow rate controller 440, the cleaning motor 310, and the contamination collecting motor 510 are controlled by the controller 100.

The controller 100 is provided with a first preset smudge value Y1 and a second preset smudge value Y2, Y1 being less than Y2. When X is less than Y1, the dirt degree of the surface to be cleaned is relatively light, at the moment, the liquid supply flow V of the liquid supply assembly 400 is in direct proportion to the electric signal X, the heating element 450 does not work, and the liquid supply flow V is correspondingly adjusted according to the electric signal X, so that the liquid supply assembly 400 can supply enough normal-temperature liquid to meet the cleaning requirement.

When Y1 is more than X and less than Y2 and the duration time reaches T1, or when X is more than Y2, the dirtiness degree of the surface to be cleaned is heavier, at the moment, the liquid supply flow V of the liquid supply assembly 400 is inversely proportional to the electric signal X, the controller 100 commands the heating element 450 to heat the liquid flowing through with the first heating power W1, the temperature of the liquid heated by the heating element 450 is inversely proportional to the liquid supply flow V, so that the liquid temperature is directly proportional to the electric signal X, the liquid supply assembly 400 can provide high-temperature liquid with the temperature adapted to the dirtiness degree, and the softening effect on stubborn dirtiness is improved through the high-temperature liquid.

When X > Y2 and the duration reaches T2, indicating that the degree of soiling of the surface to be cleaned is heavy, the controller 100 commands the heating member 450 to heat at the second heating power W2, and the flow control member 440 is in the second liquid flow rate V2 state, so that the heating member 450 sufficiently heats the liquid flowing therethrough to generate steam, and the softening effect on stubborn stains is further improved by the high-temperature steam.

Specifically, the adjustment range of the liquid supply flow rate V can be set to 5 mL/min-230 mL/min, T1 can be set to 3s, and T2 can be set to 3s.

In this embodiment, since the normal temperature liquid, the high temperature liquid, and the steam can be provided through the liquid supply pipeline 420, considering that the adjustment of the flow control member 440 and the heating member 450 requires a certain switching time, the switching mode of the normal temperature liquid, the high temperature liquid, and the steam is as follows: normal temperature liquid → high temperature liquid → steam → high temperature liquid → normal temperature liquid.

After the surface cleaning device finishes the automatic cleaning program of the cleaning piece, the liquid supply assembly can provide steam for the cleaning piece to sterilize the cleaning piece at high temperature, and the use sanitation of the device is improved.

It will be appreciated that the height of the plenum 453 can be set to other reasonable dimensions of 0.3, 0.32, 0.34, 0.36, 0.38, 0.41, 0.43, 0.46, 0.48, 0.5, etc. times the height of the housing 451.

It is to be understood that the contamination detecting element 540 is not limited to the infrared sensor described above and shown in the drawings, and other detecting elements capable of feeding back the electric signal X to the controller 100 according to the contamination detection condition may be used.

It is understood that the orifice 431 of the ejection member 430 may be disposed toward the surface to be cleaned.

It should be understood that the specific structure of the liquid ejecting member 430 is not limited to the above description and shown in the drawings, and other reasonable structures such as a head may be adopted.

It is understood that T1 may be set to other reasonable time periods such as 2s, 4s, 5s, 6s, etc.

It is understood that T2 may be set to other reasonable time periods such as 2s, 4s, 5s, 6s, etc.

It will be appreciated that the feed flow rate V may be set to other reasonable flow rate ranges.

It is understood that the transmission case 320 may adopt a gear transmission structure and a belt transmission structure.

It will be appreciated that the particular arrangement of the cleaning members is not limited to the cleaning roller 700 described above and shown in the drawings, and that other suitable arrangements may be used, such as a prior art track-type mop arrangement.

It will be appreciated that the specific construction of the surface cleaning apparatus is not limited to that described above and shown in the drawings and may be other conventional constructions.

Example two

Referring to fig. 8, in the first embodiment, in order to improve the softening effect of the dirt on the surface to be cleaned by the high-temperature liquid or vapor, the liquid spraying member 430 includes a first liquid spraying member 430a disposed toward the cleaning member and a second liquid spraying member 430b disposed toward the surface to be cleaned, and the end of the liquid supply pipe 420 is connected to the first liquid spraying member 430a and the second liquid spraying member 430b through a three-way valve 480.

When the heating member 450 is not in operation, the liquid supply assembly 400 supplies the normal temperature liquid to the cleaning roller 700 only through the first liquid spraying member 430a so that the cleaning roller 700 can wet and wet the surface to be cleaned.

When the heating member 450 is operated, the liquid supply assembly 400 supplies the high-temperature liquid or vapor to the surface to be cleaned only through the second liquid ejecting member 430b, and the stain on the surface to be cleaned is softened first by the high-temperature liquid or vapor, so that the cleaning roller 700 can effectively wipe the stain.

The other structures of the second embodiment are the same as those of the first embodiment, and are not described in detail here.

It is understood that the first and second spray members 430a and 430b may have the same structure or different structures.

It is understood that the liquid supply assembly 400 can also simultaneously supply the liquid at normal temperature to the surface to be cleaned through the second liquid ejecting member 430b when the heating member 450 is not in operation.

It is understood that the liquid supply assembly 400 may also simultaneously supply the cleaning roller 700 with the high-temperature liquid or vapor through the first liquid ejecting member 430a while the heating member 450 is operated.

It is understood that the second spray member 430b may be positioned at the rear side of the cleaning member 700 and directed toward the cleaned surface to be sterilized by high temperature steam.

EXAMPLE III

Referring to fig. 9, in the present embodiment, the liquid supply pipe 420 includes a first pipe 421 and a second pipe 422, a first flow control element 440a is disposed on the first pipe 421, a second flow control element 440b is disposed on the second pipe 422, and the heating element 450 is disposed on the second pipe 422 and located downstream of the second flow control element 440 b. The starting end of the first pipeline 421 is connected with the starting end of the second pipeline 422 through a three-way joint I471, the three-way joint I471 is detachably matched with the liquid supply tank 410 in a butt joint mode, the tail end of the first pipeline 421 and the tail end of the second pipeline 422 are connected with the liquid spraying piece 430 through a three-way joint II 472, and the liquid spraying piece 430 faces to a surface to be cleaned.

When X < Y1, the liquid supply assembly 100 supplies normal temperature liquid to the liquid ejecting member 430.

When Y1 is more than X and less than Y2 and the duration time reaches T1 or when X is more than Y2, the liquid supply tank 410 supplies high-temperature liquid to the surface to be cleaned through the second pipeline 422, the second flow control part 440b controls the liquid supply flow V flowing through the heating part 450, the controller 100 commands the heating part 450 to heat the flowing liquid with the first heating power W1, and the heated high-temperature liquid is sprayed to the surface to be cleaned from the spray holes 431 on the liquid spraying part 430.

When X > Y2 and the duration reaches T2, the liquid supply tank 410 supplies steam to the surface to be cleaned through the second pipeline 422, the controller 100 commands the heating member 450 to heat at the second heating power W2, the liquid is heated to steam after flowing through the heating member 450, and the steam is sprayed from the spraying holes 431 of the spraying member 430 to the surface to be cleaned.

The first pipeline 421 has a minimum flow value V1min and a maximum flow value V1max, and the second pipeline 422 has a minimum flow value V2min and a maximum flow value V2max, where V2min is less than V1min and V2max is less than V1max, so that the heating element 450 on the second pipeline 422 can effectively heat the liquid flowing through. In this embodiment, V1min is set to 20mL/min, and V1max is set to 230mL/min, i.e., the flow control range of the first flow control member 440a is 20mL/min to 230mL/min. V2min is set to 5mL/min, V2max is set to 60mL/min, i.e., the flow control range of the second flow control member 440b is 5mL/min to 60mL/min.

The other structures of the third embodiment are the same as those of the first embodiment, and are not described in detail here.

It is understood that V1min can be set to other reasonable sizes such as 18mL/min, 22mL/min, 25mL/min, 30mL/min, etc., and V1max can be set to other reasonable sizes such as 200mL/min, 210mL/min, 220mL/min, 225mL/min, 235mL/min, etc.

It is understood that V2min can be set to other reasonable sizes such as 4mL/min, 6mL/min, 8mL/min, 10mL/min, etc., and V2max can be set to other reasonable sizes such as 45mL/min, 50mL/min, 55mL/min, 58mL/min, 62mL/min, 65mL/min, etc.

Example four

Referring to fig. 10, in the third embodiment, the spray member 430 includes a first spray member 430a disposed toward the cleaning member and a second spray member 430b disposed toward the surface to be cleaned, the end of the first pipe 421 is connected to the first spray member 430a, and the end of the second pipe 422 is connected to the second spray member 430 b.

In operation, the first pipe 421 can supply normal temperature liquid to the cleaning member through the first spraying member 430a, and the second pipe 422 can supply high temperature liquid or vapor to the surface to be cleaned through the second spraying member 430b, so that the liquid supply assembly 400 can simultaneously supply liquid with different temperatures, or supply liquid and vapor.

The other structures of the fourth embodiment are the same as those of the third embodiment, and are not described herein.

It is understood that the first pipe 421 may be provided with a heating element.

EXAMPLE five

With reference to fig. 11, in the fourth embodiment, in this embodiment, a part of the second liquid spraying members 430b is located at the front side of the cleaning member and is disposed toward the surface to be cleaned, another part of the second liquid spraying members 430b is located at the rear side of the cleaning member and is disposed toward the surface to be cleaned, the forward sprayed steam softens the dirt on the surface to be cleaned, and the backward sprayed steam sterilizes the surface to be cleaned at a high temperature.

The other structures of the fifth embodiment are the same as those of the fourth embodiment, and are not described herein again.

Example six

Referring to fig. 12, in the third embodiment, the liquid ejecting member 430 includes a first liquid ejecting member 430a disposed toward the cleaning member and a second liquid ejecting member 430b disposed toward the surface to be cleaned, the end of the first pipe 421 is connected to the first liquid ejecting member 430a, and the second pipe 422 is connected to the first liquid ejecting member 430a and the second liquid ejecting member 430b through a three-way valve 480. Specifically, the end of the second pipe 422 is provided with two branches through a three-way valve 480, one branch and the first pipe 421 are connected with the first spraying part 430a through a three-way joint ii 472, and the other branch is directly connected with the second spraying part 430 b.

In operation of the apparatus, the first path 421 can supply normal temperature liquid to the cleaning member through the first spray member 430a, and the second path 422 can simultaneously supply high temperature liquid or vapor to the cleaning member and the surface to be cleaned through the first spray member 430a and the second spray member 430 b.

The other structures of the sixth embodiment are the same as those of the third embodiment, and are not described herein.

It will be appreciated that the second conduit 422 may also provide only high temperature liquid or steam to the surface to be cleaned when the device is in operation.

It is understood that the second spray member 430b may be disposed at the rear side of the cleaning member 700 toward the cleaned surface, and the cleaned surface may be sterilized by high-temperature steam.

It is understood that a portion of the second spray members 430b may be positioned at the front side of the cleaning member and disposed toward the surface to be cleaned, and another portion of the second spray members 430b may be positioned at the rear side of the cleaning member and disposed toward the surface to be cleaned, and the forward sprayed steam softens the stains on the surface to be cleaned and the backward sprayed steam sterilizes the surface to be cleaned at a high temperature.

In addition to the above preferred embodiments, the present invention has other embodiments, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which should fall within the scope defined by the appended claims.

Claims (10)

1. The utility model provides a clean effectual surface cleaning device, includes the confession liquid subassembly that is used for providing liquid, a dirty subassembly of collection that is used for collecting dirt and is used for wiping the cleaning member who treats the cleaning surface, the confession liquid subassembly includes the liquid supply tank, a liquid supply pipeline that is used for carrying liquid, connect in the hydrojet spare of liquid supply tank through the liquid supply pipeline, the dirty subassembly of collection is including advancing dirty mouthful, collection dirty bucket, be used for communicateing into dirty mouthful and the dirty pipeline of collection dirty bucket, it is equipped with the dirty detection element that is used for detecting the dirty degree of cleaning surface to advance dirty pipeline, a serial communication port, surface cleaning device still includes:

the heating element is arranged on the liquid supply pipeline and is used for heating liquid so that the liquid supply assembly can provide liquid and/or steam with different temperatures to the cleaning element or the surface to be cleaned;

the flow control piece is arranged on the liquid supply pipeline and is used for controlling the flow of the liquid;

and the controller is electrically connected with the dirt detection element and controls the heating element and the flow control element according to an electric signal fed back by the dirt detection element, so that the liquid supply assembly provides liquid and/or steam with different flow rates and different temperatures.

2. A surface cleaning apparatus as claimed in claim 1, wherein the heating element comprises a housing and a heating body disposed within the housing, and a plenum chamber is disposed between the housing and the heating body.

3. A surface cleaning apparatus as claimed in claim 2, wherein a fluid flow gap is provided between the housing and the heating body in the circumferential direction, the fluid flow gap communicating with the plenum chamber.

4. A surface cleaning apparatus as claimed in claim 1, wherein the heating member is provided with a first heating power W1 and a second heating power W2, the second heating power W2 being greater than the first heating power W1.

5. A surface cleaning apparatus in accordance with claim 4 wherein the flow control comprises at least a first flow rate V1 of liquid matched to a first heating power W1 of the heating element and a second flow rate V2 of liquid matched to a second heating power W2 of the heating element, the second flow rate V2 being less than the first flow rate V1.

6. A surface cleaning apparatus as claimed in claim 1, wherein the supply line is provided with a single supply, the flow control member and the heating element are provided on the supply line and the heating element is located downstream of the flow control member.

7. A surface cleaning apparatus as claimed in claim 1, wherein the fluid supply line comprises a first line and a second line, a flow control member being provided in each of the first and second lines, and the heating element being provided in the second line downstream of the flow control member.

8. A surface cleaning apparatus according to claim 7 wherein the first conduit has a minimum flow value of V1min and a maximum flow value of V1max and the second conduit has a minimum flow value of V2min and a maximum flow value of V2max, V2min < V1min and V2max < V1max.

9. A surface cleaning apparatus as claimed in claim 7, wherein the first and second conduits are connected to the spray element by a tee joint.

10. A surface cleaning apparatus as claimed in claim 6, wherein said spray means comprises a first spray means disposed towards the cleaning assembly and a second spray means disposed towards the surface to be cleaned, the first conduit being connected to the first spray means and the second conduit being connected to the second spray means; or the liquid spraying part comprises a first liquid spraying part and a second liquid spraying part, the first liquid spraying part is arranged towards the cleaning assembly, the second liquid spraying part is arranged towards the surface to be cleaned, the first pipeline is connected with the first liquid spraying part, and the second pipeline is connected with the first liquid spraying part and the second liquid spraying part through a three-way valve.

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