CN216221322U

CN216221322U - Water tank for floor cleaning equipment

Info

Publication number: CN216221322U
Application number: CN202121845292.0U
Authority: CN
Inventors: 周卓; 周奎伍
Original assignee: Xiaowo Intelligent Beijing Technology Co ltd
Current assignee: Xiaowo Intelligent Beijing Technology Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-04-08
Anticipated expiration: 2031-08-09

Abstract

The utility model relates to a water tank for ground cleaning equipment, belongs to the technical field of household appliances, and is used for solving the problems that the existing water tank simultaneously detects that a detection structure occupies space and is easy to misjudge when water is full or no water is available. The utility model relates to a water tank for a floor cleaning device, comprising: the box body is provided with a liquid storage cavity for storing liquid required by the ground cleaning equipment; the number of the sensors is N, N is larger than or equal to 2, at least one sensor is positioned on the top wall of the liquid storage cavity, and at least one sensor is positioned on the bottom wall of the liquid storage cavity; the trigger piece is positioned in the liquid storage cavity and floats on the surface of the liquid; when the liquid storage cavity is filled with liquid, the trigger part is contacted with the sensor on the top wall of the liquid storage cavity to generate a water full signal; when no liquid exists in the liquid storage cavity, the trigger part is in contact with the sensor on the bottom wall of the liquid storage cavity to generate a waterless signal.

Description

Water tank for floor cleaning equipment

Technical Field

The utility model relates to the technical field of household appliances, in particular to a water tank for ground cleaning equipment.

Background

At present, the water tank of current ground cleaning device (like robot, dust collecting equipment etc. of sweeping the floor) is mostly through the mechanical swing movable structure and is detected whether water is full, and the circular telegram response that brings by the rivers that two electrode slices detected the through judges whether the water tank is anhydrous, if want to make the water tank possess simultaneously and detect water full and two kinds of functions of anhydrous, need install above-mentioned two kinds of structures, not only occupy the water tank inner space, still easily appear the erroneous judgement.

SUMMERY OF THE UTILITY MODEL

In view of the above analysis, the present invention provides a water tank for a floor cleaning device, which is used to solve the problems of the existing water tank that the detection structure occupies space and is easy to misjudge when the water tank is full or no water is detected.

The purpose of the utility model is mainly realized by the following technical scheme:

the utility model provides a water tank for a floor cleaning device, comprising:

the box body is provided with a liquid storage cavity for storing liquid required by the ground cleaning equipment;

the number of the sensors is N, N is larger than or equal to 2, at least one sensor is positioned on the top wall of the liquid storage cavity, and at least one sensor is positioned on the bottom wall of the liquid storage cavity;

the trigger piece is positioned in the liquid storage cavity and floats on the surface of the liquid;

when the liquid storage cavity is filled with liquid, the trigger part is contacted with the sensor on the top wall of the liquid storage cavity to generate a water full signal;

when no liquid exists in the liquid storage cavity, the trigger part is in contact with the sensor on the bottom wall of the liquid storage cavity to generate a waterless signal.

Further, the water tank also comprises a guide piece which is positioned in the liquid storage cavity;

two ends of the guide piece are respectively abutted against the top wall and the bottom wall of the liquid storage cavity;

the trigger piece is connected with the guide piece in a sliding manner;

at least one sensor positioned on the top wall of the liquid storage cavity corresponds to the top end of the guide piece, and at least one sensor positioned on the bottom wall of the liquid storage cavity corresponds to the bottom end of the guide piece.

Further, the guide piece is a guide post or a guide rope.

Further, the guide post is the cylinder, the bottom of guide post with the diapire that the stock solution holds the chamber is connected, the top of guide post with the roof butt that the stock solution held the chamber.

Further, the guide post is perpendicular to the bottom wall of the liquid storage cavity.

Furthermore, the trigger part is provided with a through hole, and the aperture of the through hole is larger than the diameter of the guide part;

the trigger piece is sleeved on the guide piece through the through hole.

Further, the water tank also comprises a float which is positioned in the liquid storage cavity, is connected with the trigger piece and floats on the surface of the liquid.

Further, the buoy is of an annular structure, a hollow area is arranged in the center of the buoy, and the trigger piece is embedded in the hollow area.

Further, the sensor is a hall sensor, and the trigger comprises a magnet.

Furthermore, the box body comprises a cover body and a box body, the cover body is covered on the box body, and the cover body and the box body jointly limit the liquid storage cavity;

the cover body is provided with at least one sensor;

the box body and the box bottom are provided with at least one sensor.

Compared with the prior art, the utility model can at least realize the following beneficial effects:

the trigger part is floated from top to bottom along with the liquid level that the liquid storage held the intracavity, and the sensor that the chamber roof was held in trigger part contact stock solution when water tank water was full produces full signal, and the sensor that the chamber diapire was held in trigger part contact stock solution when the water tank was anhydrous produces anhydrous signal, makes ground cleaning equipment detect the state of water tank fast accurately, and the state detection structure of water tank, accurate swift and save space reduce simultaneously and detect cost, green.

In the utility model, the technical schemes can be combined with each other to realize more preferable combination schemes. Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the utility model, wherein like reference numerals are used to designate like parts throughout.

FIG. 1 is an exploded view of an embodiment of a water tank for a floor care appliance.

Reference numerals:

1-a box body; 11-a cover body; 12-a cartridge body; 2-a sensor; 3-a trigger; 31-a through hole; 4-a guide; 5-floating; 51-hollow zone.

Detailed Description

The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which form a part hereof, and which together with the embodiments of the utility model serve to explain the principles of the utility model and not to limit its scope.

In the description of the embodiments of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the term "connected" should be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection, which may be a mechanical connection, an electrical connection, which may be a direct connection, or an indirect connection via an intermediate medium. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The terms "top," "bottom," "above … …," "below," and "on … …" as used throughout the description are relative positions with respect to components of the device, such as the relative positions of the top and bottom substrates inside the device. It will be appreciated that the devices are multifunctional, regardless of their orientation in space.

The general working surface of the utility model can be a plane or a curved surface, can be inclined or horizontal. For convenience of explanation, the embodiments of the present invention are placed on a horizontal plane and used on the horizontal plane, and are defined as "high and low" and "up and down".

A specific embodiment of the present invention discloses a water tank for a floor cleaning device, as shown in fig. 1, including:

the box body 1 is provided with a liquid storage cavity for storing liquid required by ground cleaning equipment;

the number of the sensors 2 is N, N is larger than or equal to 2, at least one sensor 2 is positioned on the top wall of the liquid storage cavity, and at least one sensor 2 is positioned on the bottom wall of the liquid storage cavity;

the trigger 3 is positioned in the liquid storage cavity, and the trigger 3 floats on the surface of the liquid;

when the liquid storage cavity is filled with liquid, the trigger piece 3 is in contact with the sensor 2 on the top wall of the liquid storage cavity to generate a water full signal;

when no liquid exists in the liquid storage cavity, the trigger piece 3 is in contact with the sensor 2 on the bottom wall of the liquid storage cavity to generate a water-free signal.

Compared with the prior art, the water tank for the ground cleaning equipment (hereinafter referred to as the water tank) is characterized in that the top wall and the bottom wall of the liquid storage cavity are provided with at least one sensor 2, the trigger piece 3 floats along with the liquid level in the liquid storage cavity, and when the liquid storage cavity is filled with liquid, the trigger piece 3 is in contact with the sensor 2 on the top wall of the liquid storage cavity to generate a water full signal; when no liquid exists in the liquid storage cavity, the trigger piece 3 is in contact with the sensor 2 on the bottom wall of the liquid storage cavity to generate a water-free signal. Sensor 2 is located the chamber wall that the stock solution held the chamber, and trigger 3 floats in stock solution holding intracavity, hardly occupies the inner space of water tank, does not influence the water storage capacity of water tank, and trigger 3 produces corresponding signal through contact sensor 2, and the testing result is more reliable.

It should be noted that the sensor 2 is connected to a controller of the floor cleaning device and transmits a generated water full signal (or no water signal) to the controller, and the controller determines the state of the water tank according to the received water full signal (or no water signal).

In order to further improve the accuracy of the detection result, the water tank further comprises a guide part 4, the trigger part 3 is connected with the guide part 4 in a sliding manner, when the liquid level of the liquid in the liquid storage cavity changes, the trigger part 3 slides along the guide part 4 along with the change of the liquid level, but it should be noted that the trigger part 3 always floats on the liquid surface.

Guide 4 plays the effect of direction to trigger 3, avoids trigger 3 unordered drift on the liquid surface, specifically, the both ends of guide 4 respectively with the roof of stock solution appearance chamber, diapire butt, guide 4 can be rigid guide post, also can flexible direction rope.

In this embodiment, guide 4 is the guide post, and the bottom and the diapire that the stock solution held the chamber of guide post are connected, and the top and the roof butt that the stock solution held the chamber of guide post, preferably, the guide post is the cylinder, sets up in the stock solution holds the chamber, and the guide post is perpendicular with the diapire that the stock solution held the chamber promptly.

For the convenience washs the water tank, guide 4 demountable installation is in the stock solution holds the chamber.

In this embodiment, trigger 3 is equipped with through-hole 31, and the aperture of through-hole 31 is greater than the diameter of guide 4 to guarantee that trigger 3 overlaps and locate on guide 4, and can slide along guide 4 along with the change of liquid level, be convenient for simultaneously change maintenance trigger 3.

In order to improve the accuracy of the detection result, at least one sensor 2 positioned on the top wall of the liquid storage cavity corresponds to the top end of the guide part 4, and at least one sensor 2 positioned on the bottom wall of the liquid storage cavity corresponds to the bottom end of the guide part 4, so that the trigger part 3 can be contacted with the sensor 2 as soon as possible in a full-water or no-water state.

In order to ensure that the trigger part 3 floats on the liquid surface, the water tank further comprises a float 5, the trigger part 3 is connected with the float 5, so that the trigger part 3 floats on the liquid surface along with the float 5, and it should be noted that the float 5 does not influence the contact of the trigger part 3 with the sensors on the bottom wall and the top wall of the liquid storage cavity. Specifically, cursory 5 is the loop configuration, and central authorities are equipped with hollow area 51, and trigger member 3 inlays and locates in hollow area 51, and cursory 5's structure does not influence trigger member 3 and the sensor contact of stock solution appearance chamber diapire, roof when providing sufficient buoyancy for trigger member 3.

It should be noted that the density of the float 5 is much less than that of the trigger 3.

In order to improve the detection accuracy of water tank water-free and water-full, the thickness of the trigger piece 3 and the float 5 is thinner to avoid the water tank not reaching the water-full or water-free state, the trigger piece 3 is contacted with the sensor 2, the trigger piece 3 and the float 5 are of a sheet structure, and the thickness is not more than 5 mm.

In this embodiment, the number of the sensors 2 is two, and the sensors are respectively disposed on the bottom wall and the top wall of the liquid storage cavity and respectively correspond to two ends (i.e., the top end and the bottom end) of the guide member 4. Further, in the present embodiment, the sensor 2 is a hall sensor, and the trigger 3 includes a magnet.

In some embodiments, the bottom wall of the reservoir housing is provided with a plurality of sensors and the top wall of the reservoir housing is provided with a plurality of sensors, so that the trigger 3 triggers the sensors to generate corresponding signals more quickly.

In some embodiments, one guide member 4, one trigger member 3, and two sensors (respectively disposed on the bottom wall and the top wall of the liquid storage cavity and respectively corresponding to the two ends of the guide member 4) form a set of detection groups, and one water tank can be provided with multiple sets of detection groups, so that the signals obtained by the floor cleaning device are more accurate, especially, for the water tank with a large volume and a shallow volume, multiple sets of detection groups can be provided, so as to avoid erroneous judgment caused by the trigger member 3 touching the sensors due to reasons such as vibration of the floor cleaning device, and thus, the floor cleaning device can judge that the water tank is in a water full state (no-water state) only if all or more than half of the multiple sets of detection groups trigger a water full signal (no-water signal).

The box body 1 comprises a cover body 11 and a box body 12, the cover body 11 is covered on the box body 12 and is limited to the liquid storage cavity, at least one sensor 2 is arranged on the cover body 11 (namely the top wall of the liquid storage cavity), and at least one sensor 2 is arranged on the box bottom of the box body 12 (namely the bottom wall of the liquid storage cavity). In this embodiment, the box 1 is cubic, and the formed liquid storage cavity is also cubic.

The contact between the trigger 3 and the sensor 2 is not strictly physical contact, but if the sensor 2 is completely embedded in the bottom of the cover 11 and the case 12, the trigger 3 can trigger the sensor 2 after contacting the bottom of the cover 11 and the case 12, which is also referred to as contact.

In addition, the water tank structure of the utility model is not limited to be applied to floor cleaning equipment, and can also be applied to other equipment needing the water tank.

The above description is only for the 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 are included in the scope of the present invention.

Claims

1. A water tank for a floor cleaning device, comprising:

the box body (1) is provided with a liquid storage cavity for storing liquid required by the ground cleaning equipment;

the number of the sensors (2) is N, N is larger than or equal to 2, at least one sensor (2) is positioned on the top wall of the liquid storage cavity, and at least one sensor (2) is positioned on the bottom wall of the liquid storage cavity;

the trigger piece (3) is positioned in the liquid storage cavity, and the trigger piece (3) floats on the surface of the liquid;

when the liquid storage cavity is filled with liquid, the trigger piece (3) is in contact with the sensor (2) on the top wall of the liquid storage cavity to generate a water full signal;

when no liquid exists in the liquid storage cavity, the trigger piece (3) is in contact with the sensor (2) on the bottom wall of the liquid storage cavity to generate a waterless signal.

2. A water tank for a floor scrubbing apparatus as set forth in claim 1 further comprising a guide (4) located within said reservoir chamber;

two ends of the guide piece (4) are respectively abutted against the top wall and the bottom wall of the liquid storage cavity;

the trigger piece (3) is connected with the guide piece (4) in a sliding way;

at least one sensor (2) positioned on the top wall of the liquid storage cavity corresponds to the top end of the guide piece (4), and at least one sensor (2) positioned on the bottom wall of the liquid storage cavity corresponds to the bottom end of the guide piece (4).

3. A water tank for a floor cleaning appliance according to claim 2, characterized in that the guide (4) is a guide post or a guide rope.

4. The water tank for the floor cleaning device as claimed in claim 3, wherein the guide post is a cylinder, the bottom end of the guide post is connected with the bottom wall of the liquid storage cavity, and the top end of the guide post is abutted against the top wall of the liquid storage cavity.

5. A water tank for a floor scrubbing apparatus as set forth in claim 4, wherein said guide posts are perpendicular to a bottom wall of said reservoir volume.

6. A water tank for a floor cleaning device according to claim 4, characterized in that the triggering member (3) is provided with a through hole (31), the diameter of the through hole (31) being larger than the diameter of the guiding member (4);

the trigger piece (3) is sleeved on the guide piece (4) through the through hole (31).

7. A cistern as claimed in any one of claims 1 to 6, further comprising a float (5) located within the reservoir chamber, the float (5) being connected to the trigger member (3) and floating on the surface of the liquid.

8. A water tank for a floor scrubbing apparatus as claimed in claim 7, wherein said float (5) is of annular configuration with a hollow region (51) in the center, and said trigger member (3) is embedded in said hollow region (51).

9. A water tank for a floor cleaning device according to claim 1, characterized in that the sensor (2) is a hall sensor and the trigger (3) comprises a magnet.

10. The water tank for the floor cleaning device as claimed in claim 1, wherein the tank body (1) comprises a cover body (11) and a box body (12), the cover body (11) is arranged on the box body (12) in a covering manner and jointly defines the liquid storage cavity;

the cover body (11) is provided with at least one sensor (2);

the bottom of the box body (12) is provided with at least one sensor (2).