CN114259191A

CN114259191A - Surface cleaning machine with dirt collecting box convenient to disassemble and assemble

Info

Publication number: CN114259191A
Application number: CN202111648423.0A
Authority: CN
Inventors: 朱泽春; 崔卫民
Original assignee: Sharkninja China Technology Co Ltd
Current assignee: Sharkninja China Technology Co Ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-04-01

Abstract

The invention provides a surface cleaning machine with a dirt collecting box convenient to disassemble and assemble, which comprises a machine body and a surface cleaning head rotatably connected with the machine body, wherein the machine body comprises a liquid supply box, the dirt collecting box and a dirt absorbing device, and a dirt absorbing channel is arranged between the dirt collecting box and the surface cleaning head; the sewage collection box comprises a box body with an opening at the top and a box cover assembly; be equipped with trapezoidal installation cavity on the fuselage, the upper end of case lid subassembly has the first inclined plane that is the tilt up setting from inside to outside, the diapire of the box of dirty case of collection has the second inclined plane that is the downward sloping setting from inside to outside, first inclined plane with the second inclined plane has constituted horizontal trapezoidal mounting structure, horizontal trapezoidal mounting structure corresponds the fuselage and inserts trapezoidal installation cavity, first inclined plane and second inclined plane respectively with the top surface and the bottom surface cooperation of trapezoidal installation cavity, will dirty case of collection is fixed on the fuselage, trapezoidal mounting structure convenience of customers quick assembly disassembly dirty case of collection promotes user's use and experiences.

Description

Surface cleaning machine with dirt collecting box convenient to disassemble and assemble

Technical Field

The invention belongs to the technical field of cleaning equipment, and particularly provides a surface cleaning machine convenient to disassemble and assemble.

Background

A surface cleaning machine is a device for cleaning a floor surface and comprises a cleaning assembly and a main machine which is pivotally connected with the cleaning assembly. The cleaning assembly comprises a cleaning roller and a driving motor for driving the cleaning roller to rotate, so that a user can drive the cleaning roller to clean the surface to be cleaned by holding the main machine.

The surface cleaning machine is provided with dirty case and soil pick-up device of collection usually on the host computer, and dirty case of collection passes through the breather pipe and is connected with the soil pick-up device, and simultaneously, dirty case of collection can also be connected with clean subassembly through advancing dirty pipe to make the soil pick-up device can store the filth on treating clean surface or the cleaning roller in the dirty case of collection through advancing dirty pipe suction, convenience of customers pull down dirty case clearance filth of collection.

And the dirty case of collection of current surface cleaning machine sets up to the tubbiness structure usually, when the user will collect dirty case installation and get into the host computer, need earlier with the dirty case of collection and the mounting groove on the host computer after aiming at, along inside the horizontal direction with the dirty case lock of collection gets into to the host computer, then through card column structure card jail, the whole installation process of the dirty case collection of collection needs the joint after counterpointing, and is comparatively loaded down with trivial details, especially says to old customer and uses very inconveniently. Moreover, dirty case of current surface cleaner is after the dismouting of a lot of, can cause the buckle life-span to reduce owing to the dismouting of relapseing, thereby make dirty case of collection be connected inseparable with the fuselage, it is not hard up even, if receive the collision in the course of the work, then can lead to the foul solution to splash more easily, the scrubber live time is longer, dirty case of collection still can lead to taking place the phenomenon of weeping or gas leakage because the wearing and tearing of many times dismouting junction take place to warp, not only influence user's use and experience, make the scrubber complete machine life also can receive the influence moreover.

Disclosure of Invention

In order to solve the problems in the prior art, namely to solve the problems that the existing dirt collecting box and the surface cleaning machine are inconvenient to disassemble and assemble and untight in sealing, the invention provides the surface cleaning machine with the dirt collecting box convenient to disassemble and assemble, which comprises a machine body and a surface cleaning head which is rotatably connected with the machine body, wherein the surface cleaning head comprises a cleaning component which is arranged towards the surface to be cleaned; the machine body comprises a liquid supply tank, a sewage collection tank and a sewage suction device, wherein the liquid supply tank supplies cleaning liquid in the liquid supply tank to the cleaning assembly; a dirt suction channel is arranged between the dirt collection box and the surface cleaning head so as to suck dirt liquid on the cleaning assembly;

the sewage collecting box comprises a box body with an opening at the top and a box cover assembly detachably arranged on the opening, the box cover assembly comprises an upper end part matched with the machine body and an air outlet channel butted with the sewage suction device, and a first elastic sealing element is sleeved on the air outlet channel;

a sewage inlet pipe is arranged in the box body, penetrates through the bottom wall of the box body and extends upwards, and a second elastic sealing element is arranged at the joint of the sewage inlet pipe and the machine body;

be equipped with trapezoidal installation cavity on the fuselage, the upper end has the first inclined plane that is the tilt up setting from inside to outside, the diapire of box has the second inclined plane that is the downward sloping setting from inside to outside, first inclined plane with the second inclined plane has constituted horizontal trapezoidal mounting structure, horizontal trapezoidal mounting structure corresponds the fuselage and inserts trapezoidal installation cavity, first inclined plane and second inclined plane respectively with the top surface and the bottom surface cooperation of trapezoidal installation cavity, will dirty case of collection is fixed on the fuselage.

Preferably, a support piece is arranged outside the bottom of the sewage collection tank, and a horizontal support surface is formed at the bottom of the support piece and used for supporting the sewage collection tank to be horizontally placed.

Preferably, the opening of the box body is horizontally arranged, a horizontal spigot matched with the opening is arranged at the lower end part of the box cover assembly, and a third elastic sealing element is sleeved on the horizontal spigot;

when the box cover assembly and the opening are in a matched installation state, the opening and the horizontal spigot clamp the third elastic sealing element together.

Preferably, the sewage inlet pipe and the box body are integrally formed, and the sewage inlet pipe is enclosed by the pipe wall of the sewage inlet pipe and part of the inner side wall of the box body.

Preferably, an angle sandwiched between the first inclined surface and a horizontal plane and an angle sandwiched between the second inclined surface and the horizontal plane are different.

Preferably, an included angle between one of the first inclined surface and the second inclined surface and a horizontal plane is less than 30 degrees;

the other of the first inclined surface and the second inclined surface forms an included angle with a horizontal plane which is larger than 30 degrees.

Preferably, a filter is embedded in the inner side surface of the air outlet channel.

Preferably, in the horizontal direction, the dirt inlet pipe and the air outlet channel are arranged in a staggered mode.

Preferably, the dirt collecting box is further provided with a separation plate, and the dirt inlet pipe and the air outlet channel are respectively arranged on the left side and the right side of the separation plate.

Preferably, the box cover assembly further comprises a floating body assembly coaxially arranged with the air outlet channel, and the floating body assembly can float up and down along with the liquid level in the dirt collection box to block or open the air outlet channel.

As can be appreciated by those skilled in the art, the surface cleaning machine with convenient assembly and disassembly has at least the following advantages:

1. through setting up the dirt collection box into including open-top's box and detachably install the case lid subassembly on the opening to kill that at the case lid subassembly and be provided with the upper end of installing with the fuselage cooperation and with the air-out passageway of dirt absorbing device butt joint, so that the dirt absorbing device can pass through the air-out passageway and suck the gas in the dirt collection box, in order to form negative pressure environment in the dirt collection box, conveniently suction filth. And through being provided with first elastic sealing member on the air-out passageway for the air-out passageway can be sealed to the dirty case that the installation target in place, avoids appearing leaking out the phenomenon after long-time the use.

Through being provided with second elastic sealing element at the junction of advancing dirty pipe and fuselage for the dirty case of collection that the installation targets in place can seal the junction of advancing dirty pipe and fuselage, when avoiding sewage to enter into to the dirty incasement of collection through advancing dirty pipe, takes place the phenomenon that sewage spills from the junction of advancing dirty pipe and fuselage.

Through be equipped with trapezoidal installation cavity on the fuselage, the upper end has the first inclined plane that is the tilt up setting from inside to outside, the diapire of box has the second inclined plane that is the downward sloping setting from inside to outside, first inclined plane with the second inclined plane has constituted horizontal trapezoidal mounting structure, horizontal trapezoidal mounting structure corresponds the fuselage and inserts trapezoidal installation cavity, first inclined plane and second inclined plane respectively with the top surface and the bottom surface cooperation of trapezoidal installation cavity, will dirty case of collection is fixed on the fuselage. When a user needs to install the dirt collection box on the machine body, the first inclined surface and the second inclined surface can be used as guide surfaces and have the functions of installation guide and automatic correction of the installation direction, so that the user can quickly install the dirt collection box on the machine body without alignment, when the dirt collection box needs to be disassembled, the machine body is erected by the user, the machine body and the dirt collection box are both vertically placed, the gravity center of the dirt collection box returns to the center again, the dirt collection box gradually deviates outwards from the machine body in the disassembling process, and the guide effect of the first inclined surface and the second inclined surface is added, so that the disassembly is easier and more convenient, easier and less laborious, and the use by the old and children is facilitated; the structure saves the disassembly and assembly time of the sewage collection tank, and improves the use experience of users. The top surface and the bottom surface of the machine body installation cavity are respectively matched with the first inclined surface and the second inclined surface, so that the matching area is increased, the guiding effect is better, the installation and fixing effects are better, particularly, the first inclined surface and the second inclined surface form a transverse trapezoidal installation structure, after sewage is collected in the sewage collection box, the gravity center of the whole sewage collection box can also shift towards the machine body, the gravity centers of the machine body and the sewage collection box are centralized and consistent, so that the sewage collection box can better form a complete whole with the machine body, and even if the machine body is impacted by an object, the machine body installation cavity can be matched more tightly and cannot be separated; the joint degree of the sewage collection tank and the machine body is better, the arrangement of the sealing structure is convenient, the contact surface between the sealing structure and the machine body and the sewage collection tank is larger, and the sealing connection effect of the machine body and the sewage collection tank is better ensured; in addition, when the client uses the floor cleaning machine, the machine body is inclined towards the self direction, the dirt collection box is arranged on the front side of the machine body, and the dirt collection box is also inclined towards the human body direction, so that the center of the working process of the floor cleaning machine is also inclined towards the human body side, the machine body is controlled by the human body more easily, the phenomenon of overturning cannot occur, and the use is more convenient especially for weak children and old people.

2. Through be equipped with support piece outside the bottom of collection dirt case to be formed with horizontal holding surface in support piece's bottom, so that the user can place collection dirt case in the horizontal plane through support piece and do not take place to empty when dismantling collection dirt case from the fuselage, convenience of customers clears up or deposits collection dirt case alone.

3. Through setting up the opening level of box to be provided with the horizontal tang with opening matched with at the lower tip of case lid subassembly, so that the user can follow vertical direction and install the case lid subassembly in the opening part of box, make the installation succinctly quick, make things convenient for the quick assembly disassembly of case lid subassembly.

The third elastic sealing element is sleeved at the horizontal seam allowance of the box body, so that when the box cover assembly and the opening are in a matched installation state, the opening and the horizontal seam allowance of the box cover assembly can clamp the third elastic sealing element together; therefore, the third sealing element can seal a gap between the opening of the box body and the box cover assembly, and the phenomenon that sewage in the box body is spilled is avoided.

4. Through the angle that presss from both sides between with first inclined plane and the horizontal plane set up to the form unequal with the angle that presss from both sides between second inclined plane and the horizontal plane for the user is when using first inclined plane/second inclined plane as installation reference surface to assemble, and the second inclined plane/the first inclined plane that is different with first inclined plane/second inclined plane angle can give out great installation space, convenience of customers adjustment installation angle.

Drawings

Some embodiments of the invention are described below with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view of a first embodiment of the overall structure of the surface cleaning machine of the present invention;

FIG. 2 is a sectional view of a sewage collection tank according to the first embodiment;

FIG. 3 is a cross-sectional view of the cover assembly according to the first embodiment;

FIG. 4 is a sectional view of the case in the first embodiment.

FIG. 5 is a second embodiment of a dirt collection box for a surface cleaning machine according to the present invention;

fig. 6 is a schematic view of another embodiment of the solid-liquid separation plate in the sewage collection tank according to the present invention.

List of reference numerals:

1-a fuselage; 11-a liquid supply tank; 12-a sewage collection tank; 121-a box body; 1211-a sewage inlet pipe; 1212-a second resilient seal; 1213-second inclined plane; 1214-a support; 1215-a horizontal support surface; 1216-opening; 122-a cover assembly; 1221-upper end portion; 1222-an air outlet channel; 1223-a first resilient seal; 1224-first inclined plane; 1225-horizontal spigot; 1226-a third resilient seal; 1227-filter element; 1228-a separator; 1229-a float assembly; 13-a dirt suction device; 14-a dirt suction channel; 2-a surface cleaning head; 21-a cleaning component; 15. a trapezoidal mounting cavity; 151. a top surface; 152. a bottom surface; .

Detailed Description

It should be understood by those skilled in the art that the embodiments described below are only a partial embodiment of the present invention, which is intended to explain the technical principles of the present invention and not to limit the scope of the present invention. All other embodiments, which can be obtained by a person skilled in the art based on the embodiments provided by the present invention without inventive effort, shall still fall within the scope of protection of the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

A surface cleaning machine of the present invention which is easy to assemble and disassemble will be explained with reference to the accompanying drawings and specific embodiments:

example one

As a surface cleaning machine of the present invention, as shown in fig. 1 to 4, comprising a body 1 and a surface cleaning head 2 rotatably coupled to the body 1, the surface cleaning head 2 comprises a cleaning unit 21 disposed toward a surface to be cleaned, and a user can control the movement of the surface cleaning head 2 by holding the body 1 so that the cleaning unit 21 can wipe the surface to be cleaned. The body 1 comprises a liquid supply tank 11, a dirt collection tank 12 and a dirt suction device 13, cleaning liquid is stored in the liquid supply tank 11, so that the liquid supply tank 11 can supply the cleaning liquid in the liquid supply tank to the cleaning assembly 21 or the surface to be cleaned, and the cleaning effect of the cleaning assembly 21 on the surface to be cleaned is improved. A dirt suction passage 14 is arranged between the dirt collection tank 12 and the surface cleaning head 2, and the dirt suction device 13 can provide suction force for the dirt collection tank 12 to enable the dirt collection tank 12 to suck dirt liquid on the cleaning assembly 21 or the surface to be cleaned through the dirt suction passage 14.

As shown in fig. 2 and 3, the dirt collection box 12 includes a box 121 having an opening 1216 at the top, and a box cover assembly 122 detachably mounted on the opening 1216, the box cover assembly 122 includes an upper end 1221 fittingly mounted to the body 1, and an air outlet passage 1222 abutting against the dirt suction device 13, and the air outlet passage 1222 is sleeved with a first elastic sealing member 1223. A sewage inlet pipe 1211 is arranged in the box body 121, the sewage inlet pipe 1211 penetrates through the bottom wall of the box body 121 and extends upwards, and a second elastic sealing element 1212 is arranged at the joint of the sewage inlet pipe 1211 and the machine body 1; the dirt collection box 12 is provided with a box body 121 with an opening 1216 at the top and a box cover assembly 122 detachably mounted on the opening 1216, and the box cover assembly 122 is provided with an upper end 1221 fitted with the body 1 and an air outlet passage 1222 butted with the dirt suction device 13, so that the dirt suction device 13 can suck air in the dirt collection box 12 through the air outlet passage 1222 to form a negative pressure environment in the dirt collection box 12, thereby facilitating dirt suction. And through being provided with first elastic sealing element 1223 on air-out passageway 1222 for dirty case 12 that the installation targets in place can seal air-out passageway 1222, avoids the phenomenon that appears leaking out after long-time the use. The second elastic sealing member 1212 is provided at the joint between the sewage inlet pipe 1211 and the body 1, so that the sewage collecting tank 12 installed in place can seal the joint between the sewage inlet pipe 1211 and the body 1, thereby preventing the sewage from leaking out from the joint between the sewage inlet pipe 1211 and the body 1 when the sewage enters the sewage collecting tank 12 through the sewage inlet pipe 1211.

As shown in fig. 3 and 4, a trapezoidal installation cavity is provided on the machine body 1, the upper end 1221 of the tank cover assembly 122 has a first inclined surface 1224 inclined upward from inside to outside, the bottom wall of the tank 121 of the dirt collection tank 12 has a second inclined surface 1213 inclined downward from inside to outside, the first inclined surface 1224 and the second inclined surface 1213 form a trapezoidal installation structure, the trapezoidal installation structure is in a horizontal state, the horizontal trapezoidal installation structure is inserted into the trapezoidal installation cavity 15 corresponding to the machine body 1, and the first inclined surface 1224 and the second inclined surface 1213 are respectively matched with the top surface 151 and the bottom surface 152 of the trapezoidal installation cavity 15 to fix the dirt collection tank 12 on the machine body 1. The wedge-shaped installation structure of the dirt collection box 12 can be configured by providing the first inclined surface 1224 inclined upward from the inside to the outside at the upper end 1221 of the lid assembly 122 and providing the second inclined surface 1213 inclined downward from the inside to the outside at the bottom wall of the box body 121, the angle sandwiched between the first inclined surface 1224 and the horizontal plane being different from the angle sandwiched between the second inclined surface 1213 and the horizontal plane. When a user needs to install the dirt collection box 12 on the machine body 1, the first inclined surface 1224 and the second inclined surface 1213 can be used as guide surfaces and have the functions of installation guide and automatic correction of installation direction, so that the user can quickly install the dirt collection box 12 on the machine body 1 without alignment, when the dirt collection box needs to be disassembled, the machine body is erected by the customer, the machine body 1 and the dirt collection box 12 are both vertically placed, the gravity center of the dirt collection box 12 returns to the center of the machine body again, and gradually deviates to the outside of the machine body 1 in the disassembling process, and the guide function of the first inclined surface 1224 and the second inclined surface 1213 is added, so that the disassembling is easier and more convenient, is easier and less laborious, and is convenient for old people and children to use; due to the structure, the disassembly and assembly time of the sewage collecting box 12 is saved, and the use experience of a user is improved.

In this embodiment, the included angle between the first inclined surface 1224 and the horizontal plane is set to 25 °; the included angle between the second inclined plane 1213 and the horizontal plane is set to 30 degrees, so that the first inclined plane 1224 and the second inclined plane 1213 can be used for guiding and installing, and the phenomenon that the volume of the tank 121 is reduced due to the fact that the inclination angles of the first inclined plane 1224 and the second inclined plane 1213 are too large, so that the sewage collection tank is quickly overflowed is avoided. As shown in fig. 2 and 4, a support 1214 is provided outside the bottom of the soil collection box 12, a horizontal support surface 1215 is formed on the bottom of the support 1214, and the horizontal support surface 1215 supports the soil collection box 12 to be horizontally placed. By arranging the support 1214 outside the bottom of the dirt collection box 12 and forming the horizontal support surface 1215 on the bottom of the support 1214, when a user detaches the dirt collection box 12 from the machine body 1, the dirt collection box 12 can be placed on a horizontal plane through the support 1214 without toppling, so that the user can conveniently clean or separately store the dirt collection box 12.

It should be noted that the present invention does not specifically limit the arrangement manner of the support 1214, and any of the following embodiments may be adopted: the support 1214 is integrally formed with the dirt collection box 12, wherein the support 1214 comprises a support rod extending along the axial direction of the dirt collection box 12 and a semi-annular horizontal support surface 1215 arranged at the bottom of the support rod, and the semi-annular horizontal support surface 1215 can be arranged by avoiding from the main body structure of the fuselage 1; alternatively, the support 1214 and the soil collection box 12 may be provided as separate structures, and after the user removes the soil collection box 12 from the body 1, the soil collection box 12 may be temporarily placed on the support 1214 to facilitate the vertical placement of the soil collection box 12.

As shown in fig. 3 and 4, in the present embodiment, the opening 1216 of the box body 121 is horizontally disposed, the lower end portion of the box cover assembly 122 is provided with a horizontal seam allowance 1225 matched with the opening 1216, and the horizontal seam allowance 1225 is sleeved with a third elastic sealing element 1226; the opening 1216 cooperates with the horizontal spigot 1225 to capture the third resilient seal 1226 when the lid assembly 122 is in mated mounting with the opening 1216. Through setting up the opening 1216 level of box 121 to be provided with the horizontal tang 1225 with opening 1216 matched with at the lower tip of case lid subassembly 122, so that the user can install case lid subassembly 122 in the opening 1216 department of box 121 along the vertical direction, make the installation succinct quick, make things convenient for quick assembly disassembly of case lid subassembly 122. The third elastic sealing element 1226 is sleeved at the horizontal seam allowance 1225 of the box body 121, so that when the box cover assembly 122 and the opening 1216 are in a matched installation state, the opening 1216 and the horizontal seam allowance 1225 of the box cover assembly 122 can jointly clamp the third elastic sealing element 1226; therefore, the third sealing member can seal the gap between the opening 1216 of the box body 121 and the box cover assembly 122, and prevent the sewage in the box body 121 from spilling out.

It should be noted that the first elastic sealing element 1223, the second elastic sealing element 1212, and the third elastic sealing element 1226 in the present embodiment may adopt any feasible embodiments, such as rubber sealing rings or silicone sealing rings.

As shown in fig. 2 and 4, the dirt inlet pipe 1211 is formed integrally with the box 121 in this embodiment, and the specific arrangement of the dirt inlet pipe 1211 can be implemented in any feasible manner, such as: the sewage inlet pipe 1211 is surrounded by the pipe wall of the sewage inlet pipe 1211 and the inner side wall of part of the box body 121, so that the manufacturing cost of the sewage inlet pipe 1211 can be reduced on the premise of ensuring that the sewage inlet effect of the sewage inlet pipe 1211 is better; alternatively, the soil inlet 1211 may be provided as a pipe-shaped structure independent from the sidewall of the tank 121.

As shown in fig. 3, in this embodiment, the filter 1227 is embedded in the inner side surface of the air outlet passage 1222, and the filter 1227 is embedded in the inner side surface of the air outlet passage 1222, so that the filter 1227 can perform a filtering function in the air outlet passage 1222, thereby preventing the dirt in the dirt collection box 12 from being sucked into the dirt suction device 13 through the ventilation passage, and ensuring the normal operation of the dirt suction device 13. The dirt intake pipe 1211 and the air outlet passage 1222 are offset in the horizontal direction. By arranging the dirt inlet pipe 1211 and the air outlet channel 1222 in a staggered manner, the phenomenon that the dirt liquid flowing out of the dirt inlet pipe 1211 splashes into the air outlet channel 1222 to cause the water inlet of the dirt suction device 13 and the reduction of the service life of the dirt suction device 13 can be avoided.

As shown in fig. 2 and 3, in the present embodiment, the dirt collection box 12 is further provided with a partition plate 1228, the dirt inlet pipe 1211 and the air outlet passage 1222 are respectively disposed on the left and right sides of the partition plate 1228, and by providing the partition plate 1228 on the dirt collection box 12 and respectively disposing the dirt inlet pipe 1211 and the air outlet passage 1222 on the left and right sides of the partition plate 1228, the partition plate 1228 can partition the dirt inlet pipe 1211 and the air outlet passage 1222, so that the dirt discharged from the dirt inlet pipe 1211 can be blocked by the partition plate 1228, and the dirt or the sewage can be prevented from entering the air outlet passage 1222. In this embodiment, the tank cover assembly 122 further includes a floating body assembly 1229 coaxially disposed with the air outlet channel 1222, the floating body assembly 1229 can float up and down along with the liquid level in the dirt collecting tank 12 to block or open the air outlet channel 1222, the floating body assembly 1229 is set to float up and down along with the liquid level in the dirt collecting tank 12 to block or open the air outlet channel 1222, so that when sewage enters the dirt collecting tank 12, the floating body assembly 1229 can move up along the guide cavity under the buoyancy of the floating body assembly 1229, so that the floating body assembly 1229 floating up to the highest point can block the air outlet channel 1222, so that the dirt absorbing device 13 cannot continue to provide suction force to the dirt collecting tank 12 through the air outlet channel 1222, and the dirt collecting tank 12 does not absorb dirt from the outside, the surface cleaning machine realizes automatic stopping of dirt absorbing work, and avoids the phenomenon that the dirt in the dirt collecting tank 12 overflows or damages the dirt absorbing device 13.

Example two:

compared with the first embodiment, the angle between the first inclined surface 1224 and the horizontal plane is less than 30 degrees in this embodiment; the angle between the second inclined surface 1213 and the horizontal plane is greater than 30 degrees. As shown in fig. 5, in the present embodiment, the included angle between the first inclined surface 1224 and the horizontal plane is set to 25 °, and the included angle between the second inclined surface 1213 and the horizontal plane is set to 35 °.

It is understood that the above definition is only one implementation way, and the present invention does not specifically limit the inclination angles of the first inclined surface 1224 and the second inclined surface 1213, wherein the included angle between one of the first inclined surface 1224 and the second inclined surface 1213 and the horizontal plane may be arbitrarily selected to be smaller than 30 degrees; the angle between the other of the first inclined surface 1224 and the second inclined surface 1213 and the horizontal plane may be any angle greater than 30 degrees.

By setting the angle between the first inclined surface 1224 and the horizontal plane to be different from the angle between the second inclined surface 1213 and the horizontal plane, the second inclined surface 1213/the first inclined surface 1224, which are different from the first inclined surface 1224/the second inclined surface 1213, can make a large installation space when the user assembles the first inclined surface 1224/the second inclined surface 1213 as the installation reference surface, thereby facilitating the user to adjust the installation angle.

As shown in fig. 5, in this embodiment, a solid-liquid separation plate 1217 is further disposed in the dirt collection tank 12, and the solid-liquid separation plate 1217 divides the internal space of the dirt collection tank 12 into a solid separation chamber and a sewage dumping chamber, wherein the sewage and the solid dirt entering from the dirt inlet 1211 enter the solid separation chamber, and the sewage can further pass through the solid-liquid separation plate 1217 and enter the sewage dumping chamber, so that the solid dirt can be left in the solid separation chamber, which is convenient for a user to clean alone. In this embodiment, the solid-liquid separation plate 1217 is vertically disposed inside the sewage collection tank 12, and the left and right sides of the solid-liquid separation plate 1217 are provided with a solid separation chamber and a sewage dumping chamber, respectively.

It is understood that the solid-liquid separation structure of the sewage collection tank may be configured in such a manner that, for example, the solid-liquid separation plate 1217 is horizontally disposed inside the sewage collection tank 12, and as shown in fig. 6, the upper portion of the solid-liquid separation plate 1217 is a sewage dumping chamber and the lower portion of the solid-liquid separation plate 1217 is a solid separation chamber.

The solid-liquid separation plate 1217 may be formed integrally with the dirt collection tank 12, or may be detachably connected to the dirt collection tank 12.

The rest of the structure and the beneficial effects of the embodiment are consistent with those of the embodiment, and are not described in detail herein.

So far, the technical solution of the present invention has been described in connection with the foregoing embodiments, but it is easily understood by those skilled in the art that the scope of the present invention is not limited to these specific embodiments. Without departing from the technical principle of the present invention, a person skilled in the art may split and combine the technical solutions in the above embodiments, and may make equivalent changes or substitutions for related technical features, and any changes, equivalents, improvements, etc. made within the technical concept and/or technical principle of the present invention will fall within the protection scope of the present invention.

Claims

1. A surface cleaning machine with a dirt collecting box convenient to disassemble and assemble is characterized by comprising a machine body and a surface cleaning head which is rotatably connected with the machine body, wherein the surface cleaning head comprises a cleaning component which is arranged towards the surface to be cleaned; the machine body comprises a liquid supply tank, a sewage collection tank and a sewage suction device, wherein the liquid supply tank supplies cleaning liquid in the liquid supply tank to the cleaning assembly; a dirt suction channel is arranged between the dirt collection box and the surface cleaning head to suck dirt liquid on the cleaning component,

2. The surface cleaning machine of claim 1, wherein a support member is provided outside the bottom of the dirt collection box, and a horizontal support surface is formed at the bottom of the support member to support the dirt collection box to be horizontally placed.

3. The surface cleaning machine with the dirt collecting box convenient to disassemble and assemble as claimed in claim 1, wherein the opening of the box body is horizontally arranged, a horizontal spigot matched with the opening is arranged at the lower end part of the box cover assembly, and a third elastic sealing element is sleeved on the horizontal spigot;

4. The surface cleaning machine of claim 1, wherein the dirt intake pipe is integrally formed with the box body, and the dirt intake pipe is enclosed by a wall of the dirt intake pipe and part of an inner side wall of the box body.

5. The surface cleaning machine of claim 1, wherein an angle formed between the first inclined surface and a horizontal surface is different from an angle formed between the second inclined surface and the horizontal surface.

6. The surface cleaning machine of claim 5, wherein an angle between one of the first inclined surface and the second inclined surface and a horizontal plane is less than 30 degrees;

7. The surface cleaning machine of claim 1, wherein the air outlet channel has a filter member embedded in its inner surface.

8. The surface cleaning machine of claim 7, wherein the dirt inlet pipe and the dirt outlet channel are arranged in a staggered manner in the horizontal direction.

9. The surface cleaning machine of claim 7 or 8, wherein the dirt collecting box is further provided with a separation plate, and the dirt inlet pipe and the air outlet channel are respectively arranged at the left side and the right side of the separation plate.

10. The surface cleaning machine of claim 1, wherein the tank cover assembly further comprises a floating body assembly coaxially arranged with the air outlet channel, and the floating body assembly can float up and down along with the liquid level in the dirt collection tank to block or open the air outlet channel.