CN113768426A - Surface cleaning machine and anti-blocking method of surface cleaning machine - Google Patents
Surface cleaning machine and anti-blocking method of surface cleaning machine Download PDFInfo
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- CN113768426A CN113768426A CN202111188813.4A CN202111188813A CN113768426A CN 113768426 A CN113768426 A CN 113768426A CN 202111188813 A CN202111188813 A CN 202111188813A CN 113768426 A CN113768426 A CN 113768426A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/29—Floor-scrubbing machines characterised by means for taking-up dirty liquid
- A47L11/30—Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
- A47L11/302—Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction having rotary tools
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4011—Regulation of the cleaning machine by electric means; Control systems and remote control systems therefor
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
- A47L11/4016—Contaminants collecting devices, i.e. hoppers, tanks or the like specially adapted for collecting fluids
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4036—Parts or details of the surface treating tools
- A47L11/4041—Roll shaped surface treating tools
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/408—Means for supplying cleaning or surface treating agents
- A47L11/4088—Supply pumps; Spraying devices; Supply conduits
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- Cleaning In General (AREA)
Abstract
The embodiment of the invention provides a surface cleaning machine, which comprises a mop component, a machine body component rotationally connected to the mop component, and a handle component connected to the machine body component, wherein a dirt collecting box is arranged in the machine body component, and the surface cleaning machine also comprises: the sewage pump is arranged in the mop assembly, and a water outlet of the sewage pump is connected with the sewage collecting tank through a sewage pipeline and is used for conveying sewage collected in the mop assembly into the sewage collecting tank; and the air pump is connected with the sewage pipeline through an air pipeline and is used for sending air into the sewage pipeline when the sewage pump stops working so as to blow out garbage and sewage in the sewage pipeline. According to the surface cleaning machine provided by the embodiment of the invention, the sewage pump is used for replacing a high-power suction motor, the air pump blows air to the sewage pipeline and the sewage pump through the pause time of the sewage pump, the granular garbage and the sewage in the sewage pipeline are blown out of the pipeline, the pipeline is prevented from being blocked, meanwhile, the air trapped in the impeller of the sewage pump is blown out of the pump body, and the problem that the sewage pump fails due to air trapping is thoroughly solved.
Description
Technical Field
The invention belongs to the technical field of small household appliances, and particularly relates to a surface cleaning machine capable of cleaning large-particle garbage and an anti-blocking method of the surface cleaning machine.
Background
The existing floor-washing products in the market generally make the negative pressure in the dirt collecting box by arranging an air pump on the dirt collecting box of the machine body, and suck the sewage on the mop into the dirt collecting box of the machine body. Such structures are prone to failure, causing the problem of sewage leaking to the ground. Still some products make fuselage collection dirt case produce the negative pressure through suction motor, realize the suction, but this type of structure power is big, and the noise is big to can produce the peculiar smell.
Chinese patent publication No. CN 205181257U discloses a floor cleaner and a water tank structure thereof, in which the floor cleaner uses an air pump to pump air from a sewage tank, so that negative pressure is generated in the sewage tank, and the negative pressure causes the sewage tank to suck sewage from the water tank; the basin structure includes the basin and filters the piece, and the sealed back-off of basin is on the surface of a clean section of thick bamboo for the holding clear water is so that wash a clean section of thick bamboo, and the surface that filters a corresponding clean section of thick bamboo is laid in the basin, and consequently solid rubbish on a clean section of thick bamboo is blockked outside filtering the piece, can't enter into the basin, and then avoids rubbish to cause the jam in water supply system water route. This scheme utilizes the air pump to make the sewage case produce the negative pressure, sucks the sewage in the basin, leads to the suction inefficacy easily, causes the problem of sewage leakage.
Disclosure of Invention
In view of the above problems of the prior art, an object of an embodiment of the present invention is to provide a surface cleaning machine that uses a sewage pump instead of a suction motor and can prevent clogging of a sewage line and air entrapment of the sewage pump.
The technical scheme adopted by the embodiment of the invention is that the surface cleaning machine comprises a mop component, a machine body component rotationally connected to the mop component and a handle component connected to the machine body component, wherein a dirt collecting box is arranged in the machine body component, and the surface cleaning machine also comprises:
the sewage pump is arranged in the mop assembly, and a water outlet of the sewage pump is connected with the sewage collecting tank through a sewage pipeline and is used for conveying sewage collected in the mop assembly into the sewage collecting tank;
and the air pump is connected with the sewage pipeline through an air pipeline and is used for sending air into the sewage pipeline when the sewage pump stops working so as to blow out garbage and sewage in the sewage pipeline.
According to the surface cleaning machine provided by the embodiment of the invention, the sewage pump is used for replacing a high-power suction motor, the air pump blows air to the sewage pipeline and the sewage pump through the pause time of the sewage pump, the granular garbage and the sewage in the sewage pipeline are blown out of the pipeline, the pipeline is prevented from being blocked, meanwhile, the air trapped in the impeller of the sewage pump is blown out of the pump body, and the problem that the sewage pump fails due to air trapping is thoroughly solved. When the sewage pump realizes large-capacity cleaning work, the noise of the whole machine is greatly reduced, and the performance of the whole machine and the use experience of users are improved.
In some embodiments, the sump pump is a centrifugal pump. The centrifugal pump does not generate suction force and throws away sewage by virtue of centrifugal action.
In some embodiments, the air pump is arranged at the top of the sewage collecting tank through an air pump bracket; the sewage pump is arranged below the sewage cavity of the mop component.
In some embodiments, the sewage line includes a first portion having a first end connected to the water outlet of the sewage pump and a second portion having a first end connected to the sewage tank, and the second end of the first portion, the second end of the second portion, and one end of the air line are connected by a three-way joint so that the air of the air pump is simultaneously blown into the first portion and the second portion of the sewage line.
In some embodiments, the surface cleaning machine further comprises a controller, the controller is connected to the sewage pump and the air pump respectively, and the controller is configured to receive a first signal indicating that the sewage pump is stopped, control the air pump to start for a first preset time after receiving the first signal, and control the air pump to stop for a second preset time after receiving the first signal.
In some embodiments, the first preset time is 0.5 seconds; the second preset time is equal to the first preset time.
In some embodiments, the sewage pump is operated intermittently, and each operation time of the sewage pump is 1.5 seconds to 2.5 seconds.
The embodiment of the invention also provides an anti-blocking method of the surface cleaning machine, which is characterized by comprising the following steps:
the surface cleaning machine comprises a mop assembly, a sewage pump, a sewage collecting tank and a sewage pump, wherein the mop assembly of the surface cleaning machine is internally provided with the sewage pump which is connected with the sewage collecting tank of the surface cleaning machine through a sewage pipeline and used for conveying sewage in a sewage cavity of the mop assembly to the sewage collecting tank;
and the air pump is connected with the sewage pipeline through an air pipeline and used for sending air into the sewage pipeline when the sewage pump stops working so as to blow out the garbage and sewage in the sewage pipeline out of the sewage pipeline and blow out trapped air in the sewage pump. According to the anti-blocking method, the air pump is arranged, so that garbage and sewage in the sewage pipeline can be blown out, the sewage pipeline is prevented from being blocked, meanwhile, air trapped in the sewage pump is blown out, and the problem of failure of the sewage pump caused by air trapping is avoided.
In some embodiments, when the sewage pump works, the air pump stops working, the sewage pump stops working, and after a first preset time, the air pump starts working, after the air pump stops working for a second preset time, the sewage pump starts working after a fourth preset time, the sewage pump stops working after a third preset time, and after the first preset time, the air pump starts working, and the operation is cycled, so that the sewage pump and the air pump alternately cycle through the control of a control program.
In some embodiments, the second preset time is determined according to the flow rate of the air pump and the pipe diameter and the length of the sewage pipeline, so as to ensure that all garbage and sewage in the sewage pipeline are blown out and air trapped in the sewage pump is blown out; the third preset time is determined according to the volume of the sewage cavity in the mop assembly and the power of the sewage pump, so that the sewage pump is ensured to pump the sewage in the sewage cavity within the third preset time;
the first preset time is 0.5 second; the second preset time is equal to the second preset time; the third preset time is 1.5-2.5 seconds.
Compared with the prior art, the surface cleaning machine and the anti-blocking method have the advantages that the problem of pipeline blockage in the cleaning process of the similar floor cleaning machines is solved; the problem that a high-power suction motor is needed to suck sewage in the cleaning of similar products, the cleaning work noise of the suction motor is high, and the air path passes through a sewage collection box to generate unpleasant odor is solved; the problem of air trapping is solved, the problem that the pumping function cannot be realized due to overlong shutdown working time caused by air trapping of the sewage pump is avoided.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention.
The summary of various implementations or examples of the technology described in this disclosure is not a comprehensive disclosure of the full scope or all features of the disclosed technology.
Drawings
In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having letter suffixes or different letter suffixes may represent different instances of similar components. The drawings illustrate various embodiments, by way of example and not by way of limitation, and together with the description and claims, serve to explain the inventive embodiments. The same reference numbers will be used throughout the drawings to refer to the same or like parts, where appropriate. Such embodiments are illustrative, and are not intended to be exhaustive or exclusive embodiments of the present apparatus or method.
Fig. 1 is a schematic external structural view of a surface cleaning machine according to an embodiment of the present invention.
FIG. 2 is an exploded view of a surface cleaning machine according to an embodiment of the present invention.
FIG. 3 is a cross-sectional view of a surface cleaning machine of an embodiment of the present invention.
Reference numerals:
100-a mop assembly; 101-a sewage chamber; 102-a roller brush assembly; 103-mop top cover; 104-mop lower cover; 105-a dustbin;
200-a fuselage assembly; 201-a sewage collection tank; 202-a sewage pump; 203-an air pump; 204-a first portion; 205-a second portion; 206-gas line; 207-air pump support; 208-a sewage joint; 209-three way connection; 210-a clear water tank; 211-clear water pump; 212-clean water pipeline;
300-handle assembly.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the invention have been omitted.
As shown in FIG. 1, an embodiment of the present invention provides a surface cleaning machine including a mop assembly 100, a body assembly 200 rotatably coupled to the mop assembly 100, and a handle assembly 300 coupled to the body assembly 200. As shown in fig. 2 and 3, a sewage chamber 101 is provided in the mop assembly 100; a sump 201 is provided in the body assembly 200. With continued reference to fig. 2 and 3, the surface cleaning machine further includes a sewage pump 202 and an air pump 203. The sewage pump 202 is arranged in the mop assembly 100, and a water outlet of the sewage pump 202 is connected with the sewage collection tank 201 through a sewage pipeline for delivering the sewage collected in the sewage chamber 101 of the mop assembly 100 into the sewage collection tank 201. The air pump 203 is connected to the sewage line through an air line 206, and is configured to supply air into the sewage line when the sewage pump 202 stops operating, so as to blow out garbage and sewage in the sewage line, and blow out air trapped in the sewage pump 202.
According to the surface cleaning machine provided by the embodiment of the invention, the sewage pump 202 is used for replacing a high-power suction motor, the air pump 203 blows air to the sewage pipeline and the sewage pump 202 through the pause time of the sewage pump 202, granular garbage and sewage in the sewage pipeline are blown out of the pipeline, the pipeline is prevented from being blocked, and meanwhile, air trapped in an impeller of the sewage pump 202 is blown out of the pump body, so that the problem that the sewage pump 202 fails due to air trapping is thoroughly solved. The sewage pump 202 realizes large-capacity cleaning work, greatly reduces the noise of the whole machine, and improves the performance of the whole machine and the use experience of users.
In some embodiments, the sewage pump 202 is a centrifugal pump, and since the centrifugal pump has no suction force and no lift, the air from the air pump 203 can be discharged through the water inlet of the sewage pump 202 after entering the sewage pump 202 through the air pipe 206 and the sewage pipe. The sewage pump 202 cannot select a diaphragm pump or an electromagnetic pump because both of them cannot suck sewage with granular dust and garbage. And a worm pump cannot be adopted, and the volume of the worm pump is too large, noise is generated, the cost is high, and the light and handy experience of the product cannot be realized. The centrifugal pump can not only suck sewage with granular dust and garbage, but also has low noise and low cost. Surface cleaners with centrifugal pumps can be used to sweep large particle waste.
With continued reference to fig. 2 and 3, the air pump 203 is mounted on the top of the dirt collection box 201 through an air pump bracket 207. The air pump 203 is disposed at the top of the sewage collecting tank 201, so that when the air pump 203 stops working, the sewage in the sewage pipeline does not flow into the air pipeline 206. The sewage pump 202 is disposed below the sewage chamber 101 of the mop assembly 100, so that sewage in the sewage chamber 101 can flow into the sewage pump 202 by gravity.
As shown in fig. 2 and 3, the sewage line includes a first portion 204 and a second portion 205, a first end of the first portion 204 is connected to a water outlet of the sewage pump 202, a first end of the second portion 205 is connected to the sewage tank 201 through a sewage joint 208, and a second end of the first portion 204, a second end of the second portion 205, and an end of the air line 206 are connected through a three-way joint 209, so that air of the air pump 203 is simultaneously blown into the first portion 204 and the second portion 205 of the sewage line. The air pipeline 206 is connected with the sewage pipeline through the three-way joint 209, when the sewage pump 202 stops working, the air sent by the air pump 203 respectively enters the first part 204 and the second part 205 of the sewage pipeline through the air pipeline 206 and the three-way joint 209, and the garbage and the sewage in the first part 204 are blown into the sewage pump 202 and are discharged from the water inlet of the sewage pump 202; the garbage and sewage in the second portion 205 are directly blown into the sewage collection box 201, and can be treated together with the sewage collected in the sewage collection box 201.
Connect sewage pump 202 and collection dirt case 201 through the sewage pipe, realize taking out the sewage after mop subassembly 100 separation to the fuselage subassembly 200 in the collection dirt case 201, concentrate the clearance, convenient cleanness. The air pump 203 is connected with the sewage pipeline through the air pipeline 206 and the three-way joint 209, so that garbage and sewage in the sewage pipeline can be conveniently blown out of the sewage pump 202 or into the sewage collection tank 201, and the problems of air trapping of the sewage pump 202 and blockage of the sewage pipeline are solved.
As shown in fig. 2 and 3, a clean water tank 210 and a clean water pump 211 are further disposed in the body assembly 200, and the clean water pump 211 is connected to the clean water tank 210 through a clean water pipeline 212 for pumping clean water from the clean water tank 210. The clean water tank 210 may be provided at the top within the fuselage assembly 200, above the dirt collection tank 201. The clean water pump 211 may be fixed to the sump 201. The mop assembly 100 includes a mop housing and a roller brush assembly 102 and a dirt guide plate disposed within the mop housing. The mop shell is formed by buckling a mop top cover 103 and a mop lower cover 104. The output end of the clean water pump 211 is connected to the lower cover 104 of the mop, the water outlet is arranged above the rolling brush assembly 102, and in the cleaning process, the clean water pump 211 pumps clean water in the clean water tank 210 to clean the rolling brush assembly 102 in the mop, so that the rolling brush self-cleaning is realized. The sewage for cleaning the roller brush assembly 102 flows into the sewage cavity 101 in the mop assembly 100 through the sewage guide plate, and is pumped into the sewage collection tank 201 of the machine body assembly 200 through the sewage pump 202 at the bottom of the sewage cavity 101 for centralized cleaning. With continued reference to fig. 3, the bottom of the waste water chamber 101 is also provided with a waste bin 105 for collecting dry waste swept by the mop assembly 100.
In some embodiments, the clear water tank 210 and the sewage collecting tank 201 in the body assembly 200 can be independently taken out of the body assembly 200, so that clear water and sewage can be conveniently added for cleaning. A battery pack and a battery protection board are also arranged in the body assembly 200 to provide power for the whole machine.
In some embodiments, the surface cleaning machine further comprises a controller (not shown) coupled to the sewage pump 202 and the air pump 203, respectively, and configured to receive a first signal indicating that the sewage pump 202 is stopped, control the air pump 203 to start for a first predetermined time after receiving the first signal, and control the air pump 203 to stop for a second predetermined time after receiving the first signal. Therefore, the air pump 203 can be started to work after the sewage pump 202 stops every time and the interval is first preset time, the sewage pipeline is blown, garbage and sewage in the sewage pipeline are blown out of the sewage pipeline, and the problems that the pipeline is blocked and the sewage pump 202 fails due to air trapping are solved.
That is, the sewage pump 202 operates intermittently, and the sewage pump 202 and the air pump 203 operate in an on/off cycle and in a staggered operating state, thereby solving the problems of pipeline blockage and air trapping of the sewage pump 202.
The time of each operation of the sewage pump 202 is defined as a third preset time, wherein the second preset time is determined according to the flow rate of the air pump 203 and the pipe diameter and the length of the sewage pipeline, so as to ensure that all the garbage and sewage in the sewage pipeline are blown out and the air trapped in the sewage pump 202 is blown out within the second preset time. The third predetermined time is determined by the capacity of the sewage chamber 101 in the mop assembly 100 and the power of the sewage pump 202 to ensure that the sewage pump 202 can pump the sewage in the sewage chamber 101 within the third predetermined time. For example, the second preset time may be 0.5 seconds; the first preset time may also be 0.5 seconds. Each operation time of the sewage pump 202, i.e., the third preset time, may be 1.5 seconds to 2.5 seconds, and preferably 2 seconds.
The embodiment of the invention also provides an anti-blocking method of the surface cleaning machine, which comprises the following steps:
a sewage pump 202 is arranged in the mop assembly 100 of the surface cleaning machine, and the sewage pump 202 is connected with a sewage collecting tank 201 of the surface cleaning machine through a sewage pipeline and is used for conveying sewage in a sewage cavity 101 of the mop assembly 100 to the sewage collecting tank 201;
the air pump 203 is arranged, the air pump 203 is connected with the sewage pipeline through the air pipeline 206, and the air pump 203 is used for sending air into the sewage pipeline when the sewage pump 202 stops working so as to blow garbage and sewage in the sewage pipeline out of the sewage pipeline and blow out air trapped in the sewage pump 202.
In some embodiments, when the sewage pump 202 operates, the air pump 203 stops operating, the sewage pump 202 stops operating, and after a first preset time, the air pump 203 starts operating, the air pump 203 stops operating for a second preset time, and after a fourth preset time, the sewage pump 202 starts operating, the sewage pump 202 stops operating for a third preset time, and after the first preset time, the air pump 203 starts operating, and the cycle is performed, so that the sewage pump 202 and the sewage pump 203 alternately operate in a cycle under the control of the control program.
In some embodiments, the second preset time is determined according to the flow rate of the air pump 203 and the pipe diameter and the length of the sewage pipeline, so as to ensure that all the garbage and sewage in the sewage pipeline are blown out and air trapped in the sewage pump 202 is blown out; the third predetermined time is determined based on the volume of the sewage chamber 101 in the mop assembly 100 and the power of the sewage pump 202 to ensure that the sewage pump 202 pumps the sewage in the sewage chamber 101 for the third predetermined time. The fourth preset time is determined according to the amount of sewage in the sewage chamber 101, and the fourth preset time can be determined artificially, so that the sewage pump 202 can be controlled to start when the control program monitors that the amount of sewage in the sewage chamber 101 reaches a certain proportion in the process after the machine is started. For example, when the amount of sewage in the sewage chamber 101 reaches 70%, 80% or 90%, the control program controls the sewage pump 202 to start, and the time when the amount of sewage in the sewage chamber 101 reaches the set ratio is the fourth preset time.
In some embodiments, the first predetermined time is 0.5 seconds; the second preset time is equal to the second preset time; the third predetermined time is 1.5 seconds to 2.5 seconds, preferably 2 seconds.
The principle of operation of the surface cleaning machine of the present embodiment is as follows, wherein the arrows in the conduits indicate the direction of flow of the liquid and the arrows in the roller brush assembly 102 indicate the direction of rotation of the roller brush assembly 102:
the lithium battery is used for supplying power to all electric components in the surface cleaning machine, and when the surface cleaning machine is started for cleaning, the clean water pump 211 works simultaneously to provide clean water to wet and clean the rolling brush assembly 102. The rolling brush component 102 rotates anticlockwise and extrudes with the scraping strip in the mop top cover 103, and the extruded sewage flows to the sewage cavity 101 and the sewage pump 202 quickly and is pumped to the sewage collecting tank 201 in the machine body component 200 through the sewage pump 202. When the sewage pump 202 is started, the anti-blocking program is synchronously started, in the sewage pumping process of the sewage pump 202, the control program simultaneously provides an on/off circulation signal for the sewage pump 202 and the air pump 203 through program control, the sewage pump 202 and the air pump 203 are in a staggered work control mode, the sewage pump 202 and the air pump 203 are in an on/off work state, and the air pump 203 stops working when the sewage pump 202 works. At the moment that the sewage pump 202 stops working for 2 seconds, the air pump 203 starts working, the air pump 203 works for 0.5 second, air is blown into the sewage pipeline to blow sewage and garbage in the sewage pipeline out of the sewage pipeline, the pipeline is prevented from being blocked, air is blown into the sewage pump 202 through the air pump 203, the problem that the sewage pump 202 fails due to air trapping is solved, and the sewage pump 202 can be used for replacing a suction motor. The operation time of the air pump 203, for example, the flow rate passing through the air pump 203 is 8L per minute, and is determined by converting the pipe diameter and the length of the sewage pipeline into an area.
The surface cleaning machine and the anti-blocking method of the embodiment of the invention solve the problem of pipeline blockage in the cleaning process of the similar floor cleaning machines; the problem that a high-power suction motor is needed to suck sewage in the cleaning of similar products, the cleaning work noise of the suction motor is high, and the air path passes through the sewage collection box 201 to generate unpleasant odor is solved; the problem of air trapping is solved, the problem that the pumping function cannot be realized due to overlong shutdown working time caused by air trapping of the sewage pump 202 is avoided.
The above description is intended to be illustrative, and not restrictive, and variations, modifications, substitutions, and alterations may be made to the above-described embodiments by those of ordinary skill in the art within the scope of the present disclosure. Also, the above-described examples (or one or more versions thereof) may be used in combination with each other, and it is contemplated that the embodiments may be combined with each other in various combinations or permutations. The scope of the invention should be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled.
Claims (10)
1. The utility model provides a surface cleaning machine, include the mop subassembly, rotate connect in fuselage subassembly on the mop subassembly and connect in handle components on the fuselage subassembly, be equipped with dirty case of collection in the fuselage subassembly, its characterized in that, surface cleaning machine still includes:
the sewage pump is arranged in the mop assembly, and a water outlet of the sewage pump is connected with the sewage collecting tank through a sewage pipeline and is used for conveying sewage collected in the mop assembly into the sewage collecting tank;
and the air pump is connected with the sewage pipeline through an air pipeline and is used for sending air into the sewage pipeline when the sewage pump stops working so as to blow out garbage and sewage in the sewage pipeline.
2. The surface cleaning machine of claim 1 wherein the sump pump is a centrifugal pump.
3. The surface cleaning machine of claim 1, wherein the air pump is mounted on the top of the dirt collection tank by an air pump bracket; the sewage pump is arranged below the sewage cavity of the mop component.
4. The surface cleaning machine of claim 1, wherein the sewer line includes a first portion and a second portion, a first end of the first portion is connected to the water outlet of the sewer pump, a first end of the second portion is connected to the sewage collection tank, and a second end of the first portion, a second end of the second portion, and an end of the air line are connected by a three-way joint so that air from the air pump is simultaneously blown into the first and second portions of the sewer line.
5. The surface cleaning machine of any one of claims 1-4, further comprising a controller coupled to the sewage pump and the air pump, respectively, the controller being configured to receive a first signal to stop the sewage pump, to control the air pump to start for a first predetermined time after receiving the first signal, and to control the air pump to stop for a second predetermined time after receiving the first signal.
6. The surface cleaning machine of claim 5 wherein the first predetermined time is 0.5 seconds; the second preset time is equal to the first preset time.
7. The surface cleaning machine of claim 5, wherein the sewage pump is operated intermittently, and each operation time of the sewage pump is 1.5 seconds to 2.5 seconds.
8. An anti-clogging method for a surface cleaning machine as claimed in any one of claims 1 to 7, characterized in that the anti-clogging method comprises:
the surface cleaning machine comprises a mop assembly, a sewage pump, a sewage collecting tank and a sewage pump, wherein the mop assembly of the surface cleaning machine is internally provided with the sewage pump which is connected with the sewage collecting tank of the surface cleaning machine through a sewage pipeline and used for conveying sewage in a sewage cavity of the mop assembly to the sewage collecting tank;
and the air pump is connected with the sewage pipeline through an air pipeline and used for sending air into the sewage pipeline when the sewage pump stops working so as to blow out the garbage and sewage in the sewage pipeline out of the sewage pipeline and blow out trapped air in the sewage pump.
9. The anti-blocking method according to claim 8, wherein when the sewage pump is operated, the air pump stops operating, the sewage pump stops operating, and after a first preset time, the air pump starts operating, and after a second preset time, the air pump stops operating, and after a fourth preset time, the sewage pump starts operating, and after a third preset time, the sewage pump stops operating, and after the first preset time, the air pump starts operating, and the cycle is performed, so that the sewage pump and the air pump alternately circulate through the control of the control program.
10. The anti-blocking method according to claim 9, wherein the second preset time is determined according to the flow rate of the air pump and the pipe diameter and the length of the sewage pipeline, so as to ensure that all the garbage and sewage in the sewage pipeline are blown out and air trapped in the sewage pump is blown out; the third preset time is determined according to the volume of the sewage cavity in the mop assembly and the power of the sewage pump, so that the sewage pump is ensured to pump the sewage in the sewage cavity within the third preset time;
the first preset time is 0.5 second; the second preset time is equal to the second preset time; the third preset time is 1.5-2.5 seconds.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114246522A (en) * | 2021-12-30 | 2022-03-29 | 尚科宁家(中国)科技有限公司 | Effectual surface cleaning device of soil pick-up |
| CN114931338A (en) * | 2022-06-17 | 2022-08-23 | 广东栗子科技有限公司 | Floor cleaning machine |
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2021
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114246522A (en) * | 2021-12-30 | 2022-03-29 | 尚科宁家(中国)科技有限公司 | Effectual surface cleaning device of soil pick-up |
| CN114931338A (en) * | 2022-06-17 | 2022-08-23 | 广东栗子科技有限公司 | Floor cleaning machine |
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