CN215993851U

CN215993851U - Surface cleaning machine

Info

Publication number: CN215993851U
Application number: CN202122460856.5U
Authority: CN
Inventors: 郭建刚; 韩玉臣; 邓华清
Original assignee: Guangdong Mofei Technology Co ltd
Current assignee: Guangdong Mofei Technology Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-03-11
Anticipated expiration: 2031-10-12

Abstract

The embodiment of the utility model provides a surface cleaning machine, including the mop subassembly, connect fuselage subassembly on the mop subassembly and connect the handle assembly on the fuselage subassembly, be equipped with dirty case of collection in the fuselage subassembly, 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 collection tank through a sewage pipeline and is used for conveying sewage collected by the mop assembly into the sewage collection 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. The utility model discloses surface cleaning machine utilizes the sewage pump to replace high-power suction motor, and through the time of sewage pump pause, the air pump blows to sewage pipeline and sewage pump, blows off granule rubbish and sewage in the sewage pipeline outside the pipe, prevents the pipeline jam, blows off the gas stranded in the sewage pump impeller outside the pump body simultaneously, thoroughly solves the problem that the sewage pump produced the inefficacy because of the stranded gas.

Description

Surface cleaning machine

Technical Field

The utility model belongs to the technical field of little household electrical appliances, especially, relate to a can clean surface cleaning machine of large granule rubbish.

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.

SUMMERY OF THE UTILITY MODEL

In view of the above problems in the prior art, an object of the embodiments of the present invention is to provide a surface cleaning machine that uses a sewage pump to replace a suction motor and can prevent a sewage pipeline from being blocked and the sewage pump from being trapped.

The embodiment of the utility model provides a technical scheme who adopts is, a surface cleaning machine, including 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, 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.

The utility model discloses surface cleaning machine utilizes the sewage pump to replace high-power suction motor, and through the time of sewage pump pause, the air pump blows to sewage pipeline and sewage pump, outside granule rubbish and the sewage blow-off pipeline in the sewage pipeline, prevents the pipeline jam, blows off the gas stranded in the sewage pump impeller outside the pump body simultaneously, thoroughly solves the problem that the sewage pump produced the inefficacy because of the predicament gas. 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, a clear water tank and a clear water pump connected with the clear water tank are further arranged in the machine body assembly and used for sending clear water in the clear water tank into the mop assembly; the clean water tank and the sewage collecting tank are detachably arranged in the machine body assembly. The user can take out clear water tank and collection dirt case, conveniently adds clear water and sewage cleanness.

In some embodiments, a garbage can is further disposed in the mop assembly, and the garbage can is disposed below the sewage cavity in the mop assembly and used for collecting dry garbage. The separation of dry and wet garbage is realized, and the use by users is convenient.

Compared with the prior art, the surface cleaning machine provided by the embodiment of the utility model has the beneficial effects 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 embodiments of the invention. 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 view of an external structure 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 according to 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 purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein 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, detailed descriptions of well-known functions and components may be 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 connected to the mop assembly 100, and a handle assembly 300 connected 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.

The utility model discloses surface cleaning machine utilizes sewage pump 202 to replace high-power suction motor, and through the time that sewage pump 202 pauses, air pump 203 blows to sewage pipeline and sewage pump 202, blows out the pipeline with granule rubbish and sewage in the sewage pipeline outside, prevents the pipeline jam, and it is external that the gas that stranded simultaneously in with sewage pump 202 impeller blows off the pump, thoroughly solves sewage pump 202 and produces the problem of inefficacy because of the predicament gas. 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 clean water tank 210 and the waste water tank 201 in the fuselage assembly 200 can be separately taken out of the fuselage assembly 200, so that clean water and waste water 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 utility model provides a surface cleaning machine prevents stifled method simultaneously, prevent stifled method and include:

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 utility model discloses surface cleaning machine's theory of operation as follows, wherein the arrow in the pipeline represents the flow direction of liquid, and the arrow in round brush subassembly 102 represents the rotation direction of round brush subassembly 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 utility model 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

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:

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. A surface cleaning machine as claimed in any one of claims 1 to 4, wherein a clean water tank and a clean water pump connected to the clean water tank for pumping clean water from the clean water tank into the mop assembly are also provided in the body assembly; the clean water tank and the sewage collecting tank are respectively arranged in the machine body assembly in a detachable mode.

7. A surface cleaning machine as claimed in any one of claims 1 to 4, wherein a waste bin is provided within the mop assembly, below a dirt chamber within the mop assembly, for collecting dry waste.