CN219680505U - Sewage tank and cleaning equipment - Google Patents

Abstract

The utility model discloses a sewage tank, which comprises: the box body is used for storing dirt sucked by the cleaning equipment; the box cover is detachably connected to the box body, and a suction port is arranged on the box cover; the liquid level detection device is positioned in the sewage tank and is used for detecting the liquid level in the tank; the liquid level detecting device includes a float and a float accommodating portion in which the float is movable, and the float is capable of blocking the suction port. According to the sewage tank disclosed by the utility model, the buoyancy of the floater is utilized, when the sewage in the sewage tank is increased, the floater gradually rises until the suction port is plugged, so that the suction device cannot pump air any more, the sewage cannot enter the sewage tank any more, the water level condition in the sewage tank is not required to be concerned by a user in the use process, and the user experience is improved. The utility model also discloses cleaning equipment comprising the sewage tank.

Description

Sewage tank and cleaning equipment

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a sewage tank and cleaning equipment.

Background

With the rise of living standard, auxiliary cleaning devices for household sanitary cleaning have been developed, and these cleaning devices can reduce the amount of labor paid by users in household cleaning, and thus are widely favored by the current society.

The existing cleaning equipment is internally provided with a sewage tank, the sewage tank can store sewage after cleaning the ground and solid garbage on the ground, and in the use process, sewage overflows easily due to overhigh liquid level under the condition of no liquid level prompt, so that the damage of a suction device is caused, and a user needs to pay attention to the water level condition in the sewage tank at any time in the use process, so that the use is inconvenient.

Disclosure of Invention

Aiming at the defects of the prior art, one of the purposes of the utility model is to provide a sewage tank, wherein a liquid level detection device is arranged in the sewage tank, the buoyancy of a floater can be utilized, when the sewage in the sewage tank increases, the floater gradually rises until a suction port is plugged, so that the suction device cannot pump air any more, the sewage cannot enter the sewage tank again, the water level condition in the sewage tank is not required to be concerned by a user in the use process, and the user experience is improved.

In order to achieve the above purpose, the technical means adopted by the utility model are as follows: a sewage tank, comprising: the box body is used for storing dirt sucked by the cleaning equipment; the box cover is detachably connected to the box body, and a suction port is arranged on the box cover; the liquid level detection device is positioned in the sewage tank and is used for detecting the liquid level in the tank; the liquid level detecting device includes a float and a float accommodating portion in which the float is movable, and the float is capable of blocking the suction port.

Wherein, the float is detachably connected in the float accommodating portion, which is convenient for installation and replacement.

Wherein, the float includes shutoff portion and the mobile part that is located shutoff portion both sides, and two mobile parts are parallel to each other, compare in prior art and set up a mobile part, and two relative mobile parts can increase the area of contact of sewage and float, and when the sewage case slope, have increased the probability of float and sewage contact, avoid the sewage case to swing, when the slope, because the inefficacy that the contact can not lead to liquid level detection to the float.

Wherein, the side that the movable part was not connected with the shutoff portion sets up joint portion, joint portion and float accommodation portion joint.

Wherein, set up the recess on the float accommodation portion, the recess extends along vertical direction, and joint portion can follow vertical direction and remove in the recess.

The cross section of one end of the clamping part is trapezoidal, the cross section of the groove type of one end of the groove is also trapezoidal, and the clamping part can be clamped into the groove in an interference fit mode.

Wherein, set up the water conservancy diversion spare on the case lid, set up the feed liquor pipe on the box, the feed liquor pipe stretches into inside the water conservancy diversion spare. The liquid inlet pipe is matched with the flow guiding piece, and can guide the sewage flow in the sewage tank.

Wherein, the outside of water conservancy diversion spare is provided with keeps off the muscle, keeps off the muscle and is located the suction mouth's on the case lid below.

Wherein, keep off the muscle level setting and extend to the inner wall department that is close to the box. The arrangement of the baffle ribs can prevent sewage in the sewage tank from splashing and flowing out from the suction port when the sewage tank shakes or inclines, and can effectively protect the suction device.

It is another object of the present utility model to provide a cleaning apparatus including the above-described sewage tank, and the sewage tank is detachably mounted on the cleaning apparatus.

The beneficial effects of the utility model are as follows: according to the utility model, the liquid level detection device is arranged in the sewage tank, so that the buoyancy of the floater can be utilized, when the sewage in the sewage tank increases, the floater gradually rises until the suction port is plugged, so that the suction device can not pump air any more, the sewage can not enter the sewage tank any more, the water level condition in the sewage tank is not required to be concerned by a user in the use process, and the user experience is improved;

in addition, the float comprises the blocking part and the moving parts positioned at two sides of the blocking part, the two moving parts are parallel to each other, compared with the prior art, the two moving parts are arranged in one moving part, the contact area between sewage and the float can be increased, when the sewage tank is inclined, the probability of the contact of the float and the sewage is increased, and the phenomenon that the liquid level detection is invalid due to the fact that the float is not contacted when the sewage tank is swayed and inclined is avoided, so that the suction device is damaged.

Drawings

FIG. 1 is a schematic diagram of a cleaning apparatus 1000 according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a sewage tank 100 according to an embodiment of the present utility model;

fig. 3 is a schematic view of the structure of the tank cover 120 and the liquid level detecting device 130 when the float 131 is at the bottommost end according to an embodiment of the present utility model;

fig. 4 is a schematic view showing the structure of the tank cover 120 and the liquid level detecting device 130 when the float 131 is at the topmost end according to an embodiment of the present utility model;

fig. 5 is a right side view of the tank cap 120 and the liquid level detection device 130 with the float 131 at the very top of an embodiment of the present utility model;

FIG. 6 is an enlarged view at A in FIG. 5;

fig. 7 is an enlarged view at B in fig. 5;

fig. 8 is a schematic structural view of a float 131 according to an embodiment of the present utility model;

fig. 9 is a cross-sectional view of the sewage tank 100 according to an embodiment of the present utility model.

Detailed Description

As required, specific embodiments of the present utility model will be disclosed herein. However, it is to be understood that the embodiments disclosed herein are merely exemplary of the utility model, which may be embodied in various forms. Therefore, specific details disclosed herein are not to be interpreted as limiting, but merely as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present utility model in virtually any appropriately manner, including employing the various features disclosed herein in connection with features that may not be explicitly disclosed.

In the description of the present utility model, it should be understood that the terms "length," "upper," "lower," "front," "rear," "left," "right," "horizontal," "top," "bottom," "inner," "outer," "circumferential," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In an embodiment of the present utility model, the cleaning apparatus 1000 includes, but is not limited to, a washer, a floor scrubbing robot, and the like. Taking the cleaning apparatus 1000 as an example of a cleaning machine as in fig. 1, a sump 100 is included. The suction device operates to generate negative pressure, and the function of collecting dirt is achieved by the floor brush, and the dirt is collected into the sewage tank 100, so that the surface to be cleaned is kept dry. The surface to be cleaned includes a floor, a carpet surface, a sofa surface, etc., and for simplicity of description, the floor will be described as an example.

As shown in connection with fig. 2 and 3, the sump 100 includes a housing 110 for storing the dirt sucked by the cleaning apparatus 1000; the tank cover 120 is detachably connected to the tank body 110, a suction port 121 is formed in the tank cover 120, air in the sewage tank 100 is sucked out through the suction port 121, so that a pressure difference exists between the sewage tank 100 and the external atmospheric pressure, and sewage can be sucked into the sewage tank 100 in a negative pressure state; a liquid level detecting device 130, located in the sewage tank 100, for detecting the liquid level in the tank 110; the liquid level detecting device 130 includes a float 131 and a float accommodating portion 132, the float 131 is movable within the float accommodating portion 132, and the float 131 can block the suction port 121. In the present embodiment, the liquid level detecting device 130 is connected to the case cover 120 and extends into the case 110, and in other embodiments, the liquid level detecting device may be disposed in the case, which is not limited herein.

In one embodiment, as shown in fig. 8, the float 131 includes a blocking portion 1311 and moving portions 1312 located on both sides of the blocking portion 1311, the two moving portions 1312 are parallel to each other, and a locking portion 1313 is provided on a side of the moving portion 1312 not connected to the blocking portion 1311, and the locking portion 1313 is locked to the float accommodating portion 132. Compared with the prior art, the two opposite moving parts 1312 can increase the contact area between sewage and the floater 131, and when the sewage tank 100 is inclined, the probability of contact between the floater 131 and the sewage is increased, so that the phenomenon that the sewage tank 100 swings and inclines, the liquid level detection is invalid due to the fact that the floater 131 is not contacted is avoided, and then the suction device is damaged is avoided. When the one side of the movable portion 1312 moves upward due to buoyancy, the float 131 is integrally formed, and the other side of the movable portion 1312 and the blocking portion 1311 are driven to move upward, so that the sewage can be contacted with the float 131 and then moved upward, regardless of the side of the sewage in the sewage tank 100.

In this embodiment, the two moving parts 1312 are disposed along the length direction of the case cover 120, the length direction of the case cover 120 is the axis direction of the rolling brush, the plumb faces of the two floats 131 are parallel to the outer surface of the case body 110, and the requirements for the weight and buoyancy of the two floats 131 are consistent, so that the manufacturing difficulty can be reduced. In other embodiments, the positions of the two moving parts 1312 are not particularly limited and may be located at different positions in the sewage tank 100.

Referring to fig. 5, a groove 1321 is provided on the float receiving portion 132, the groove 1321 extends in a vertical direction, and the catching portion 1313 is movable in the vertical direction in the groove 1321. The float 131 may be made of a low-density material, such as foamed plastic, and the density of the float 131 is lower than that of water, when the water level in the tank 110 is lower, as shown in fig. 3, the clamping portion 1313 on the float 131 is located at the bottommost end of the groove 1321 of the float accommodating portion 132, along with the rising of the liquid level, as shown in fig. 4, the float 131 may move upward along the float accommodating portion 132 until the clamping portion 1313 on the float 131 is located at the topmost end of the groove 1321 of the float accommodating portion 132, and at this time, the blocking portion 1311 of the float 131 completely blocks the suction port 121, so that the suction device cannot suction any more, and thus sewage cannot enter the sewage tank 100 any more, without the need of paying attention to the water level condition in the sewage tank 100 in the use process of the user, and the user experience is improved.

In an embodiment, the float 131 is detachably connected to the float receiving portion 132, specifically, as shown in fig. 5-7, one end of the clamping portion 1313 has a trapezoid cross section, and the groove cross section of one end of the groove 1321 also has a trapezoid cross section, so that the clamping portion 1313 can be clamped into the groove 1321 in an interference fit manner. The cross section of the other end of the clamping portion 1313 is rectangular, and the length is equal to the lower bottom of the trapezoid surface, so that the clamping portion 1313 can be conveniently clamped into the groove 1321, and the clamping portion 1313 can be prevented from falling off from the groove 1321 under the condition of small external force. In other embodiments, other clamping structures may be used, and only one possible solution is given here, without specific limitation. Each corner of the clamping portion 1313 is made into an R-angle, and each corner of the groove 1321 is also made into an R-angle, which is convenient for interference fit use.

In one embodiment, the suction device is coupled to and sends a signal to a main control board of the cleaning apparatus 1000. When the suction device cannot suck air, a signal is sent to the main control board, the main control board receives the signal and controls the cleaning equipment 1000 to stop running, and the phenomenon that sewage overflows due to excessive water quantity in the sewage tank 100 and then the suction device is damaged is avoided. At this time, the cleaning apparatus 1000 is stopped without the user manually controlling the cleaning apparatus 1000, so that the cleaning apparatus 1000 is more intelligent.

As shown in fig. 9, the cover 120 is provided with a guide member 122, the guide member 122 is a hollow annular member, and the suction opening 121 on the cover 120 is disposed outside the guide member 122, that is, the connection between the guide member 122 and the cover 120 is a sealing structure, and optionally, the guide member 122 and the cover 120 are integrally formed. The tank body 110 is provided with a liquid inlet pipe 111, the liquid inlet pipe 111 extends into the guide piece 122, and the liquid inlet pipe 111 is matched with the guide piece 122 to guide the sewage flow in the sewage tank 100. In operation of the cleaning apparatus 1000, sewage is drawn into the tank 110 from the inlet pipe 111, flows along the passage in the guide 122 after passing through the inlet pipe 111, falls to the bottom of the tank 110 by gravity, and is drawn out through a HEPA (not shown) located on the tank cover 120. The design of the guide member 122 plays a role in backflow and buffering, so that sewage and solid garbage are prevented from being directly sucked out from the suction opening 121 on the box cover 120, the suction device is damaged, and in addition, the phenomenon that the solid garbage directly impacts the HEPA to cause the blockage of the HEPA to influence the filtering effect of the HEPA can be avoided.

As shown in fig. 3, in an embodiment, a rib 123 is disposed outside the flow guiding member 122, the rib 123 is located below the suction port 121, the rib 123 is horizontally disposed and extends to a position close to the inner wall of the case 110, and an end of the rib 123 is close to the inner wall of the case 110 but does not contact with the inner wall of the case 110, leaving a gap for allowing the gas to pass through. The provision of the rib 123 can prevent the sewage in the sewage tank 100 from splashing and flowing out from the suction port 121 when the sewage tank 100 is shaken or tilted, and can effectively protect the suction device.

According to the utility model, the liquid level detection device 130 is arranged in the sewage tank 100, the buoyancy of the floater 131 can be utilized, when the sewage in the sewage tank 100 increases, the floater 131 can gradually rise until the suction port 121 is plugged, so that the suction device can not pump air any more, the sewage can not enter the sewage tank 100 any more, the user does not need to pay attention to the water level condition in the sewage tank 100 at any time in the using process, and the user experience is improved;

in addition, the float 131 of the present utility model includes the blocking portion 1311 and the moving portions 1312 located at both sides of the blocking portion 1311, and the two moving portions 1312 are parallel to each other, compared with the prior art, the two opposite moving portions 1312 can increase the contact area between the sewage and the float 131, and when the sewage tank 100 is tilted, the probability of the contact of the float 131 with the sewage is increased, so that the failure of the liquid level detection due to the lack of contact with the float 131 when the sewage tank 100 is swayed or tilted is avoided, and the damage of the pumping device is further caused.

While the present disclosure and features have been described above with respect to specific embodiments, it will be appreciated that those skilled in the art, upon attaining the teachings of the present disclosure, may readily devise numerous variations and modifications of the above-described structures and materials, including combinations of features that are individually disclosed or claimed herein, and obviously other combinations of such features. Such variations and/or combinations fall within the technical field to which the utility model relates and fall within the scope of the claims of the utility model.

Claims (10)

1. A sewage tank, its characterized in that: comprising the following steps:

the box body is used for storing dirt sucked by the cleaning equipment;

the box cover is detachably connected to the box body, and a suction port is formed in the box cover;

the liquid level detection device is positioned in the sewage tank and is used for detecting the liquid level in the tank;

the liquid level detection device includes a float and a float accommodating portion, the float is movable within the float accommodating portion, and the float can block the suction port.

2. A sewer tank according to claim 1, characterised in that: the float is detachably connected in the float receiving portion.

3. A sewer tank according to claim 1, characterised in that: the float comprises a blocking part and moving parts positioned at two sides of the blocking part, and the two moving parts are parallel to each other.

4. A tank according to claim 3, wherein: and one side of the moving part, which is not connected with the plugging part, is provided with a clamping part which is clamped with the float accommodating part.

5. The sewer tank of claim 4, wherein: the float accommodating part is provided with a groove, the groove extends along the vertical direction, and the clamping part can be clamped in the groove.

6. The sewer tank of claim 5, wherein: the cross section of joint portion one end is trapezoidal, the cross section of the groove type of recess one end also is trapezoidal, joint portion can interference fit's form joint advance the recess.

7. A sewer tank according to claim 1, characterised in that: the box cover is provided with a guide piece, the box body is provided with a liquid inlet pipe, and the liquid inlet pipe stretches into the guide piece.

8. The sewer tank of claim 7, wherein: the outside of water conservancy diversion spare is provided with keeps off the muscle, keep off the muscle and be located the suction mouth on the case lid below.

9. The sewer tank of claim 8, wherein: the blocking ribs are horizontally arranged and extend to a position close to the inner wall of the box body.

10. A cleaning apparatus, characterized in that: a tank comprising a tank according to any of the preceding claims 1-9, said tank being detachably mounted on said cleaning apparatus.