CN218832695U - Sewage tank and floor cleaning machine - Google Patents

Abstract

The utility model relates to a sewage case and floor cleaning machine. The utility model discloses aim at solving the unsafe technical problem in full position of water of current detection sewage case. The sewage tank includes: the sewage treatment device comprises a box body, a sewage treatment device and a control device, wherein the box body is provided with a containing cavity for containing sewage; and the first water level probe and the second water level probe are both positioned in the accommodating cavity, and the first water level probe and the second water level probe are arranged at intervals and are used for forming an electric loop when sewage in the accommodating cavity is conducted. The sewage case includes first water level probe and second water level probe, and when the sewage height that holds the intracavity of box rose to water full, first water level probe and second water level probe switched on by sewage, sent the full signal of water, have realized the accurate detection that water is full.

Description

Sewage tank and floor cleaning machine

Technical Field

The utility model belongs to the technical field of cleaning device, concretely relates to sewage case and floor cleaning machine.

Background

This section provides background information related to the present disclosure only and is not necessarily prior art.

The household life and labor are an indispensable part of the life of common people, the floor mopping household occupies the main time of the household life and is one of the most boring household work, and after the intelligent era is reached, the robot and the intelligent cleaning product gradually enter the common family. At present, a hand-held cleaning machine integrating functions of sucking, mopping and washing has become one of mainstream products in the market, and along with popularization of the product, the demand for the product is higher and higher.

In the cleaner on the market at present, the full water position that detects the sewage case floats along with the change of water level through the float, stops up the wind gap at last, and the system is full of water through pressure detection or electromagnetic induction judgement water to send the warning, in the in-service use in-process, because suction motor power is big, suction is strong, the cleaner drags the ground in the front and back in-process, the float can produce the drunkenness, often when sewage does not reach the full water state, the phenomenon (the wrong report police) that the machine will send the warning.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the full position detection unsafe technical problem of water of current sewage case at least to a certain extent.

In order to achieve the above object, the utility model provides a sewage tank, sewage tank includes: the sewage treatment device comprises a box body, a sewage treatment device and a sewage treatment device, wherein the box body is provided with a containing cavity for containing sewage; and the first water level probe and the second water level probe are both positioned in the accommodating cavity, and the first water level probe and the second water level probe are arranged at intervals and used for forming an electric loop when the sewage in the accommodating cavity is conducted.

The sewage tank comprises the first water level probe and the second water level probe, when the height of sewage in the accommodating cavity of the tank body rises to the positions of the first water level probe and the second water level probe, the first water level probe and the second water level probe are conducted by the sewage to send out a water full signal, and the accurate detection of water full is realized.

In addition, according to the utility model discloses a sewage case still can have following additional technical characterstic.

The utility model discloses an among some embodiments, the sewage case still includes the filter holder, and the top of box is equipped with the opening, and the filter holder is connected to the opening, and first water level probe and second water level probe are connected respectively on the filter holder.

The utility model discloses an in some embodiments, first water level probe and second water level probe all include the water level detection contact, and the one end that is close to the bottom surface of box of the water level detection contact of first water level probe are flushed each other with the one end of the water level detection contact of second water level probe.

The utility model discloses an in some embodiments, first water level probe and second water level probe all include insulating overcoat, and first water level probe and second water level probe all are connected with the filter support through insulating overcoat.

In some embodiments of the present invention, the first water level probe and the second water level probe further include a probe holder, and the insulating sheath covers at least a part or all of the outer surface of the probe holder.

The utility model discloses an in some embodiments, first water level probe and second water level probe all still include the signal transmission contact, and water level detection contact and signal transmission contact set up respectively at the both ends of probe holder, and water level detection contact and signal transmission contact electricity are connected.

In some embodiments of the present invention, the filter holder is cylindrical and has an upper opening and a lower opening, the filter holder includes a sewage inlet, and the sewage inlet is provided on a side wall of the cylindrical filter holder.

The utility model discloses an in some embodiments, the sewage case still includes the filter, and the filter setting is in the inside of filter holder, and the filter is including the material that absorbs water, and the filter setting is in sewage import's top.

The utility model discloses an among some embodiments, the sewage case still includes the lid, and the lid is connected at the upper shed department, and the lid is formed with wind channel mouth, wind channel mouth and upper shed intercommunication.

A second aspect of the utility model provides a floor washing machine, which comprises a machine body; and according to the utility model discloses the sewage case of first aspect, the sewage case is connected to the fuselage.

The utility model discloses the sewage case of floor scrubber of second aspect includes first water level probe and second water level probe, and when the sewage that holds the intracavity of box highly risen to first water level probe and second water level probe, first water level probe and second water level probe were switched on by sewage, sent water full signal, and floor scrubber has realized the accurate detection full of water in the box to sewage case.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a perspective view of a waste water tank according to an embodiment of the present invention.

Fig. 2 is an exploded view of a waste water tank according to an embodiment of the present invention.

Fig. 3 is a sectional view of a waste water tank according to an embodiment of the present invention.

Fig. 4 is a perspective view of a first water level probe according to an embodiment of the present invention.

Fig. 5 is a perspective view of a floor washing machine according to an embodiment of the present invention.

Fig. 6 is an exploded view of a floor scrubber according to an embodiment of the present invention.

Fig. 7 is a partial enlarged view of a floor washing machine according to an embodiment of the present invention.

Wherein the reference numbers are as follows:

1: a floor washing machine;

10: a sewage tank; 20: a handle; 30: a clear water tank; 40: brushing the ground; 50: a charging base; 60: a body;

11: a box body; 12: a filter holder; 13: a first water level probe; 14: a second water level probe; 15: a filter; 16: a cover body; 17: a seal ring; 61: a signal receiving contact; 111: a handle; 112: a notch; 121: a sewage inlet; 122: a sewage pipe; 131: a water level detection contact piece; 132: an insulating outer sleeve; 133: a probe holder; 134: the signal transmission contact.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. This spatially relative term is intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "in 8230 \8230; below" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1 to 3, a first aspect of the present invention provides a sewage tank 10, where the sewage tank 10 includes: the sewage treatment device comprises a box body 11, wherein a containing cavity for containing sewage is formed in the box body 11; and the first water level probe 13 and the second water level probe 14 are both positioned in the accommodating cavity, and the first water level probe 13 and the second water level probe 14 are arranged at intervals and are used for forming an electric loop when the sewage in the accommodating cavity is conducted.

The sump 10 according to the present embodiment includes a first level probe 13 and a second level probe 14, and the first level probe 13 and the second level probe 14 are conducted by the sewage when the height of the sewage in the receiving chamber of the tank body 11 rises to the first level probe 13 and the second level probe 14.

The casing 11 has a cylindrical shape, and a radial cross section (or a cross section in the width direction) thereof may be a square, a semicircle, or a circle. In the present embodiment, the case 11 has a square cylindrical shape. One end opening of the cylindrical box body 11 forms an opening of the box body 11, and the other end opening is closed by the bottom surface of the box body 11, so that a containing cavity capable of containing sewage is formed inside the box body 11, and the opening of the box body 11 is an opening at the top of the containing cavity. The box 11 is further provided with a handle 111, which is convenient for holding the box 11.

A filter holder 12 is attached to an opening of the case 11. The filter holder 12 is also cylindrical as a whole. The radial section (or the width-direction section) of the filter holder 12 is square, semicircular, or circular. In this embodiment, the filter holder 12 has a square tubular shape, and the filter holder 12 and the case 11 have the same radial cross-sectional shape for facilitating the insertion connection therebetween, but the radial dimension (or the width dimension) of the filter holder 12 is slightly smaller than that of the case 11. In one embodiment, at least a portion of the filter holder 12 is received in the receiving chamber such that a gap exists between the filter holder 12 and an inner wall of the receiving chamber, and the first and second water level probes 13 and 14 are disposed in the gap between the filter holder 12 and the inner wall of the receiving chamber. The first and second water level probes 13 and 14 only need to be disposed in the receiving chamber of the tank 11. In one embodiment, the first and second water level probes 13 and 14 may be further connected to an inner wall of the tank 11.

The square-tube-shaped filter holder 12 includes four side walls, which are a first side wall, a second side wall, a third side wall, and a fourth side wall, respectively. Wherein, the first side wall and the third side wall are arranged oppositely, and the second side wall and the fourth side wall are arranged oppositely. The four side walls define a filter holder 12 in the shape of a square tube having upper and lower openings, the upper opening of which is defined as an upper opening and the lower opening of which is defined as a lower opening. The upper opening communicates with the air duct opening of the cover 16. The air duct opening is communicated with a suction fan pipeline. The suction fan produces suction so that the sewage of the floor brush 40 of the floor washing machine 1 can be sucked to the filter holder 12 from bottom to top and then enter the accommodating cavity of the box body 11. In one embodiment, the first and second water level probes 13 and 14 are provided on the outer surfaces of the first and third sidewalls, respectively. The second side wall or the fourth side wall is provided with a sewage inlet 121, and sewage sucked to the filter support 12 by the suction fan enters the inside of the filter support 12 through the sewage inlet 121 and then enters the accommodating cavity of the box body 11. In one embodiment, the sewage inlet 121 is a protruding nozzle penetrating through a sidewall of the filter holder 12 and protruding outward for a distance, and a corresponding position of the tank body 11 is provided with a notch 112, and the notch 112 and the protruding nozzle cooperate to enable the tank body 11 to support and restrain the filter holder 12. The filter holder 12 further includes a sewage pipe 122, the sewage pipe 122 being disposed inside the filter holder 12 and in pipe communication with the sewage inlet 121, the sewage pipe 122 extending downward, i.e., in a direction close to the bottom surface of the cabinet 11. The sewage flowing in from the sewage inlet 121 flows into the receiving chamber of the tank 11 via the sewage pipe 122. Since the sewage pipe 122 is disposed inside the cylindrical filter holder 12 and the first and second water level probes 13 and 14 are disposed on the outer surface of the cylindrical filter holder 12, respectively, the sewage flowing out of the sewage pipe 122 may be splashed onto the first and second water level probes 13 and 14 as little as possible, thereby preventing the problem of inaccurate detection of the full water level due to the fact that the first and second water level probes 13 and 14 are conducted by the sewage.

The filter holder 12 is provided on an inner surface thereof with a first stopper protrusion for supporting the filter 15 such that the filter 15 is disposed inside the filter holder 12. In one embodiment, the first retention projection includes two oppositely disposed first retention beads disposed on the inner surface of the first sidewall and the inner surface of the third sidewall, respectively. In one embodiment, the first retention projection comprises two oppositely disposed first retention beads disposed on the inner surface of the second sidewall and the inner surface of the fourth sidewall, respectively. In one embodiment, the first limiting protrusion comprises first limiting convex rings, namely, limiting convex strips respectively arranged on the inner surfaces of the four side walls are connected into a first limiting convex ring. The position of the first limiting protrusion is higher than that of the sewage inlet 121, that is, the first limiting protrusion is farther away from the bottom surface of the tank 11 than the sewage inlet 121, and the filter 15 is higher than the sewage inlet 121.

As shown in fig. 4, the first water level probe 13 includes a water level detection contact 131, an insulating sheath 132, a probe holder 133 and a signal transmission contact 134. The water level detection contact piece 131 is used to detect the water level of the sewage. The water level detection contact 131 and the signal transmission contact 134 are electrically connected by a wire. The signal transmission contacts 134 are electrically connected to the signal reception contacts 61 of the scrubber machine 1. In one embodiment, the signal transfer contacts 134 make electrical connection in direct contact with the signal receiving contacts 61. The probe holder 133 is located between the water level detecting pad 131 and the signal transmitting pad 134. The probe holder 133 is rod-shaped, and the probe holder 133 includes a first end and a second end that are opposite to each other, the first end is close to the bottom surface of the tank 11, the second end is away from the bottom surface of the tank 11, the first end is connected to the water level detecting contact 131, specifically, the first end is directly connected to the water level detecting contact 131, the second end is connected to the signal transmitting contact 134, and specifically, the second end is directly connected to the signal transmitting contact 134. The insulating sleeve 132 is cylindrical, and the insulating sleeve 132 is sleeved on the outer surface of the probe holder 133 and wraps the outer surface of the probe holder 133. The insulating sheath 132 is snap-fit to the filter holder 12 such that the probe holder 133 is isolated from the filter holder 12. It will be appreciated that the manner of attachment of the insulating jacket 132 to the filter holder 12 is not limited and may be a clip connection, an adhesive, or the like. The insulating jacket 132 may be a rubber jacket, a ceramic jacket, or a wood jacket. In one embodiment, the insulating jacket 132 is a rubber jacket.

The structure of the second water level probe 14 is the same as that of the first water level probe 13, and thus, the description thereof is omitted. When the first and second water level probes 13 and 14 are mounted on the outer surface of the filter holder 12, the water level sensing contacts of the two water level probes are closest to the bottom surface of the receiving chamber, and the signal transmission contacts are farthest from the bottom surface of the receiving chamber. The bottom ends of the first and second water level probes 13 and 14 are leveled, that is, the bottom ends of the water level detecting contacts 131 of the first and second water level probes 13 and 14 are equal in distance from the bottom surface of the tank 11, so that when sewage rises to be in contact with both the bottom ends of the water level detecting contacts 131 of the first water level probe 13 and 14, the water level detecting contacts of the first and second water level probes 13 and 14 are electrically connected by the sewage at the first time, an electrical circuit is formed, and a signal is transmitted from the signal transmitting contacts. It is understood that a horizontal line formed by connecting the bottom end of the water level detecting contact 131 of the first water level probe 13 and the bottom end of the water level detecting contact of the second water level probe 14 is defined as a full water line, which is determined as needed during the assembly of the sump tank, and then the bottom end of the water level detecting contact 131 of the first water level probe 13 and the bottom end of the water level detecting contact of the second water level probe 14 are leveled with the full water line.

In one embodiment, the bottom end of the water level detecting contact 131 of the first water level probe 13 and the bottom end of the water level detecting contact of the second water level probe 14 are not flush, one is high and the other is low, the bottom end of the higher water level detecting contact is defined as a water full line, and in use, when the sewage gradually reaches the bottom end of the higher water level detecting contact, the first water level probe 13 and the second water level probe 14 are conducted, so that the water full detecting function is realized.

The shape and structure of the filter 15 are not limited, and only water vapor can be filtered. In one embodiment, the filter 15 comprises a water-absorbing substance. In one embodiment, the filter 15 is shaped as a trough, which includes a bottom plate and side plates attached to the periphery of the bottom plate. In one embodiment, the filter 15 is in the shape of a square trough, i.e. the bottom plate is square and the side plates are four and all square. The inside of the slot-shaped filter 15 is provided with or filled with a water-absorbing substance, such as a sponge. A second stopper protrusion is formed on the outer surface of the filter 15. In one embodiment, the second position-limiting protrusion includes second position-limiting protrusions respectively formed on outer surfaces of the two oppositely disposed side plates so as to cooperate with the first position-limiting protrusions to clamp the filter 15 inside the filter holder 12. In one embodiment, the second limit projection includes a second limit projection on the outer surface of the four side plates, and the second limit projection and the first limit projection are engaged with each other so that the filter 15 is engaged with the inside of the filter holder 12. It will be appreciated that the filter 15 and the filter holder 12 may be connected by snap-fit, screw-threaded connection (when both are cylindrical), welding or adhesive bonding, etc.

The filter 15 has a bottom plate formed with through holes. In use, sewage case 10's lid 16 is formed with the wind channel mouth, produces suction to sewage import 121 and makes sewage follow the sewage import 121 that is located filter 15 below get into, consequently, the easy rebound of steam in the holding intracavity of box 11 reaches wind channel mouth department to in getting into the suction fan via the wind channel mouth, long-term use, steam produces the corruption to the suction fan and leads to the suction fan trouble, and floor cleaning machine 1 can't use. The utility model discloses an in the sewage case 10, the material that absorbs water in the filter 15 can filter the sewage and the dust that remove to filter 15 department in the box 11, has avoided it to remove to the induced draft fan, leads to the induced draft fan to produce the problem of corrosion damage.

The waste water tank 10 further includes a cover 16, and the cover 16 is connected to the upper opening of the filter holder 12. An air duct opening is formed in the cover 16. The duct opening extends through the cover 16. Since the cover 16 is disposed above the filter holder 12, the air duct opening of the cover 16 communicates with the upper opening of the filter holder 12. The air duct opening is connected with an air suction fan. The suction fan generates suction force so that the sewage of the floor brush 40 is sucked to the filter holder 12 from the lower side to the upper side, and then enters the accommodating chamber of the case 11 through the sewage inlet 121. The waste water tank 10 is connected to the body 60 through the cover 16 thereof.

A packing 17 is provided between the case 11 and the cover 16, the packing 17 is provided at the middle of the outer surface of the filter holder 12, and the first and second water level probes 13 and 14 are also located inside the packing 17. The gasket 17 is provided between the opening of the case 11 and the bottom of the lid 16. In one embodiment, the waste water inlet 121 is disposed below the sealing ring 17, so that the waste water is prevented from leaking from the sealing ring 17, and the box body 11 and the cover body 16 are sealed. The receiving cavity of the case 11 and the cover 16 form a receiving space in which the filter holder 12 is disposed so that the filter holder 12 is not viewed from the outside of the foul water tank 10. The seal rings 17 seal the gap between the filter holder 12 and the opening of the case 11, and the seal rings 17 also seal the gap between the filter holder 12 and the cover 16, so that the filter holder 12 and the case 11 and the filter holder 12 and the cover 16 are hermetically connected, and further, the sewage in the case 11 does not flow out from the vicinity of the seal rings 17. The portion of the filter holder 12 above the gasket 17 is covered by the cover 16, and the portion of the filter holder 12 below the gasket 17 is located within the receiving chamber. In one embodiment, the filter holder is fixedly connected to the box 11, and the filter holder is fixedly connected to the cover 16, which are not limited, for example, by clipping, welding, or snapping.

The utility model discloses a sewage case 10's theory of operation is: the wind channel mouth of lid 16 is connected with the suction fan, the suction fan produces suction, make the sewage of scrubbing brush 40 get into sewage case 10 via sewage import 121 of filter holder 12, the sewage that gets into sewage case 10 falls into the box 11 of sewage case 10 via sewage pipe 122, sewage constantly gets into the box 11 of sewage case 10, make the water level that holds intracavity sewage constantly rise, when the sewage in the box 11 rises to the water level detection contact piece 131 of first water level probe 13 and the water level detection contact piece of second water level probe when all contacting, the water level detection contact piece 131 of first water level probe 13 and the water level detection contact piece of second water level probe 14 are connected by the electricity, consequently, two water level probes are switched on by sewage very first time, the signal transmission contact piece transmission full signal of two water level probes, the accurate full detection of the sewage in the box 11 of sewage case 10 has been realized.

The utility model discloses a sewage case 10's beneficial effect as follows.

Firstly, through increasing first water level probe 13 and second water level probe 14 in the sewage case 10, detect the sewage water level through two water level probes, when sewage rises to the bottom with the water level detection contact of two water level probes all contacts, the water level detection contact of two water level probes is switched on by sewage, and the signal transmission contact sends out the signal very first time, has realized the accurate detection to the water level in the box 11 of sewage case 10.

Second, supposing not to set up insulating overcoat, because sewage flows down from sewage pipe 122 of two water level probe tops or side, consequently, even when the sewage water level does not touch the height of water level detection contact, also there is sewage to sputter to filter support 12, the probe support that leads to two water level probe exists the possibility that directly is switched on, probe support exists certain electric conductivity, consequently, signal transmission contact can send wrong full water signal, lead to the wrong report full water signal, make full water detection accuracy of water level probe descend, however in the utility model discloses a sewage tank 10, two probe support's surface all is equipped with insulating overcoat, insulating overcoat makes probe support and filter support 12 keep apart, even there is sewage on filter support 12 and connects two insulating overcoat, insulating overcoat's insulating characteristic also can be with two probe support electrical insulation, has avoided two probe support to be by the possibility that the sewage electric conductance on filter support 12 leads to, has promoted the full water detection's of sewage tank 10 accuracy.

Third, sewage case 10 includes filter 15, and filter 15 can absorb and remove sewage and the dust to filter 15 department from the box 11, blocks sewage and dust and gets into suction fan, avoids suction fan to be corroded by sewage and dust and leads to damaging, has promoted suction fan's life.

As shown in fig. 5, 6 and 7, a second aspect of the present invention provides a floor washing machine 1, which includes a floor brush 40, a machine body 60, a sewage tank 10, a clean water tank 30, a charging base 50 and a handle 20.

The body 60 has a plate shape having a certain length. The floor brush 40 is provided at a lower end of the body 60, and the handle 20 is provided at an upper end of the body 60. The sewage tank 10 is positioned between the handle 20 and the floor brush 40, and the sewage tank 10 and the clean water tank 30 are positioned at both sides of the body 60. The sewage tank 10 is detachably connected to the middle of the body 60. In one embodiment, the waste tank 10 is connected to the middle of the body 60 by a spring snap. In one embodiment, the waste water tank 10 is spring snap connected to the body 60 by its cover 16. The clean water tank 30 is detachably connected to the middle of the body 60. In one embodiment, the clean water tank 30 is attached to the middle of the body 60 by a spring snap. Charging base 50 is used to charge floor washing machine 1.

Referring to fig. 7, the body 60 of the scrubber 1 includes a signal receiving pad 61, and when the sewage tank 10 is mounted to the body 60 of the scrubber 1, the signal receiving pad 61 of the body 60 is in direct contact connection with the signal transmitting pad of the sewage tank 10 to achieve electrical connection. The scrubber 1 further comprises a main control device electrically connected with the signal receiving contact 61. The scrubber 1 further comprises a display device and/or a speaker device electrically connected to the master control device. When the main control device of the floor washing machine 1 receives the water full signal, the main control device controls the screen of the display device to give out a prompt and/or controls the loudspeaker device to give out a voice prompt.

The utility model provides a floor cleaning machine 1's beneficial effect is: a first water level probe 13 and a second water level probe 14 are arranged in a sewage tank 10 of a first floor washing machine 1, when sewage rises to be in contact with the bottom ends of water level detection contacts of the two water level probes, the water level detection contacts of the two water level probes are conducted by the sewage at the first time, signals are sent out by signal transmission contacts at the first time, a signal receiving contact 61 of the floor washing machine 1 receives a water full signal, the floor washing machine 1 sends a water full prompt, and the floor washing machine 1 realizes accurate detection of water full in a tank body 11 of the sewage tank 10; second, sewage case 10 includes filter 15, and filter 15 can absorb and remove sewage and the dust to filter 15 department from the box 11, blocks sewage and dust and gets into the suction fan of scrubber 1, avoids suction fan to be corroded by sewage and dust and leads to damaging, has promoted scrubber 1's life.

Above has described in detail the optional implementation way of the embodiment of the present invention with reference to the attached drawings, however, the embodiment of the present invention is not limited to the specific details in the above implementation way, and in the technical idea scope of the embodiment of the present invention, it can be right to carry out multiple simple variants on the technical solution of the embodiment of the present invention, and these simple variants all belong to the protection scope of the embodiment of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the embodiments of the present invention do not separately describe various possible combinations.

Those skilled in the art will appreciate that all or part of the steps in the method according to the above embodiments may be implemented by a program, which is stored in a computer-readable storage medium and includes several instructions for causing a single device (which may be a single chip, a chip, etc.) or a cooling mode control device (such as a processor) to perform all or part of the steps in the method according to the various embodiments of the present application. And the aforementioned computer-readable storage media comprise: a U-disk, a removable hard disk, a Read-only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A wastewater tank, comprising:

the sewage treatment device comprises a box body, a sewage treatment device and a control device, wherein the box body is provided with a containing cavity for containing sewage; and

the sewage treatment device comprises a first water level probe and a second water level probe, wherein the first water level probe and the second water level probe are both positioned in an accommodating cavity, and the first water level probe and the second water level probe are arranged at intervals and are used for forming an electric loop when the sewage in the accommodating cavity is conducted.

2. The wastewater tank of claim 1, further comprising a filter bracket provided at a top of the tank body with an opening, the filter bracket being connected to the opening, the first and second water level probes being connected to the filter bracket, respectively.

3. The sump of claim 2, wherein the first and second water level probes each include a water level detection contact, and an end of the water level detection contact of the first water level probe adjacent to the bottom surface of the tank body and an end of the water level detection contact of the second water level probe adjacent to the bottom surface of the tank body are flush with each other.

4. The sump of claim 3, wherein the first and second water level probes each further comprise an insulating sheath, and the first and second water level probes are each connected to the filter holder through the insulating sheath.

5. The sump of claim 4, wherein the first water level probe and the second water level probe each further comprise a probe bracket, and the insulating housing wraps at least a portion or all of an outer surface of the probe bracket.

6. The wastewater tank of claim 5, wherein the first water level probe and the second water level probe each further comprise a signal transmission contact, the water level detection contact and the signal transmission contact are respectively disposed at both ends of the probe holder, and the water level detection contact and the signal transmission contact are electrically connected.

7. The wastewater tank according to claim 3, wherein the filter holder is cylindrical and has an upper opening and a lower opening, the filter holder includes a wastewater inlet provided on a side wall of the filter holder.

8. The wastewater tank of claim 7, further comprising a filter disposed inside the filter holder, the filter including a water-absorbing substance, the filter being disposed above the wastewater inlet.

9. The waste tank of claim 7, further comprising a cover connected to the upper opening, the cover defining an air duct opening, the air duct opening communicating with the upper opening.

10. A floor scrubber, characterized in that the floor scrubber comprises:

a body; and

the sump of any of claims 1-9, connected to the fuselage.

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