CN112120619A

CN112120619A - Water tank applied to cleaning device and cleaning device thereof

Info

Publication number: CN112120619A
Application number: CN201910555053.2A
Authority: CN
Inventors: 李孟钦; 郑卓斌; 王立磊; 其他发明人请求不公开姓名
Original assignee: Guangdong Bona Robot Co ltd
Current assignee: Guangzhou Coayu Robot Co Ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-12-25
Also published as: WO2020259340A1

Abstract

The invention provides a water tank applied to a cleaning device, which comprises a water tank and a water delivery device, wherein the water tank comprises a water cavity for storing liquid for cleaning a working surface, the water cavity is provided with a water outlet hole, the water delivery device can rotate relative to the water cavity and is provided with a water delivery surface for plugging the water outlet hole, a plurality of independent water storage cavities are arranged on the water delivery surface, and the water storage cavities are alternately communicated with the water outlet hole to guide the liquid in the water cavity to the outside of the water cavity in the rotating process of the water delivery device.

Description

Water tank applied to cleaning device and cleaning device thereof

Technical Field

The invention relates to the field of cleaning equipment, in particular to a water tank applied to a cleaning device and the cleaning device thereof.

Background

The existing manual and motor-driven cleaning equipment has the functions of washing and mopping the floor, and the functions of washing and mopping the floor are realized by arranging a water tank and cleaning cloth which are used for water seepage on the cleaning equipment.

The existing water tank generally adopts an electric control mode to realize water supply, and the water supply control is realized by arranging an electric pump connected with a control circuit in the water tank and controlling the electric pump by the control circuit. This type of tank is complex and requires control by means of an electric circuit, which is very prone to failure problems.

Patent document CN204909318U discloses a mechanically controlled water tank, in which a ball is arranged at an air inlet of the water tank, the ball moves to open the air inlet when a cleaning device is in a moving state, and the water tank realizes normal water supply; when the cleaning device is in a static state, the ball is static and seals the air inlet, and the water supply of the water tank is closed. It has the following problems: if the cleaning device moves at a constant speed, the ball still seals the air inlet, and the water tank still can not realize water supply; when the cleaning device is still at the inclined position, the ball is separated from the air inlet, and the water tank continuously supplies water.

Disclosure of Invention

One of the purposes of the invention is to provide a water tank with a novel water supply structure, which can realize more efficient water supply and has simple and practical structure.

In particular, the invention provides a water tank applied to a cleaning device, comprising a water tank, wherein the water tank comprises a water cavity for storing liquid for cleaning a working surface, the water cavity is provided with a water outlet hole,

still include water delivery device, above-mentioned water delivery device is rotatable for above-mentioned water cavity, and above-mentioned water delivery device has the water delivery surface of the above-mentioned apopore of shutoff, is provided with a plurality of water storage chambeies on the above-mentioned water delivery surface, and above-mentioned water delivery device rotates the in-process, and above-mentioned water storage chamber communicates above-mentioned apopore in turn and leads above-mentioned water cavity outside with the liquid in the above-mentioned water cavity.

Furthermore, above-mentioned water delivery device sets up in above-mentioned water cavity outside, and above-mentioned water delivery device rotates the in-process, the water storage chamber communicates in turn the apopore reaches the water cavity outside, and liquid gets into above-mentioned water storage chamber behind above-mentioned apopore in the above-mentioned water cavity to by above-mentioned water storage chamber direction above-mentioned water cavity outside.

Furthermore, the water delivery device is arranged in the water cavity, the water storage cavity is communicated with the water outlet hole and the water cavity alternately in the rotating process of the water delivery device, and the water storage cavity brings water in the water cavity into the water outlet hole and leads the water to the outside through the water outlet hole.

Furthermore, the water delivery device further comprises a driving device, the driving device is a driving part which is arranged on the water delivery device, is in contact with the ground and moves, the driving part drives the water delivery surface to rotate relative to the water cavity, so that when the cleaning device moves, the water tank supplies water outwards, and when the cleaning device stops, the water tank stops supplying water outwards.

Further, above-mentioned water delivery device is for the pivot of relative above-mentioned water cavity rotation setting, and above-mentioned pivot peripheral surface forms the water delivery surface, and above-mentioned water storage chamber is for following the groove of above-mentioned pivot axial extension, and water can more even transport, promotes clean effect.

Furthermore, the rotating shaft is also provided with a roller which is in contact with the ground, and the roller rotates when in frictional contact with the ground so as to drive the rotating shaft to rotate.

Further, above-mentioned water tank still includes rotates the chamber, and above-mentioned pivot is rotated and is set up in the aforesaid and rotate the chamber, and above-mentioned apopore sets up in the aforesaid rotates the chamber lateral wall.

Furthermore, the water delivery device is a ball which is arranged in a rolling way relative to the water cavity, the ball is contacted with the ground to drive the ball to roll, the surface of the ball forms a water delivery surface, and the water storage cavity is a punctiform concave hole which is uniformly distributed on the surface of the ball.

Further, above-mentioned water tank still includes the roll chamber, and above-mentioned ball rolls and sets up in above-mentioned roll intracavity, and above-mentioned apopore sets up in above-mentioned roll chamber lateral wall.

The invention also aims to provide a cleaning device applying the water tank.

Specifically, the invention provides a cleaning device which comprises the water tank and a cleaning cloth arranged at the bottom of the water tank.

In the embodiment of the invention, the following beneficial effects are achieved: adopt neotype water supply structure, can realize the more efficient water supply of water tank.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a view showing the structure of the bottom of a water tank in the present invention;

FIG. 2 is an exploded view of the water tank of the present invention;

FIG. 3 is a schematic diagram of water supply of a water delivery device according to an embodiment of the present invention 1;

FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention;

FIG. 5 is a schematic diagram of water supply of a water delivery device according to an embodiment of the present invention;

FIG. 6 is an enlarged view of FIG. 5 taken at B in the present invention;

FIG. 7 is a schematic view of a water delivery device according to an embodiment of the present invention;

FIG. 8 is a sectional view of a second water delivery device according to an embodiment of the present invention;

fig. 9 is an exploded view of a water delivery device according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The invention provides a water tank applied to a cleaning device, and the realization of the water tank is motivated by a ball-point pen core. The water tank comprises a water cavity, wherein liquid for cleaning a working surface is stored in the water cavity, and the liquid is not limited to water and can be water-soluble mixed liquid added with an agent for enhancing the cleaning effect. The water cavity is provided with a water outlet hole, the water outlet hole is communicated with the outside of the water cavity, and the water cavity can supply water to the outside through the water outlet hole. Being close to and being provided with a water delivery device in this apopore, this water delivery device can realize supplying water to outside when having needs, and it includes the water delivery surface that rotates the setting for the water cavity, this apopore of this water delivery surface shutoff, and the water delivery surface sets up a plurality of independent water storage chambeies for can not communicate each other between the water storage chamber, the water of this kind of water intracavity can not directly flow through the water storage chamber. And when this water delivery device rotated, this water delivery on the surface water storage chamber can be alternate with this apopore intercommunication, the water in the water storage chamber through apopore or water cavity after flowing in, can communicate with the external world after rotating certain angle, when the water storage chamber communicates when external, the liquid in the water storage chamber flowed out under the action of gravity.

When this water delivery device sets up in the water cavity outside, rotate the in-process at water delivery device, the water storage chamber does not communicate apopore and water tank outside simultaneously, the water storage chamber can be outside intercommunication apopore or the intercommunication water tank in turn, make when water storage chamber intercommunication apopore, the water of water intracavity can flow in and store in the water storage chamber through the apopore, can empty water when the water storage chamber moves to the water tank outside, and enter next drainage circulation of intaking, thereby realize the function outside the water direction water cavity with in the water cavity, here can see the water storage chamber and only temporary as water storage function piece.

When this water delivery device sets up when the water cavity is inside, rotate the in-process at water delivery device, the water storage chamber communicates apopore and water intracavity portion simultaneously, the water storage chamber can alternate intercommunication apopore or intercommunication water cavity, make when water storage chamber communicates the water cavity, the water in the water cavity can flow in and store in the water storage chamber, can be with water to apopore evacuation when the water storage chamber moves to intercommunication apopore, and advance next drainage circulation of intaking, water flows out the water tank through the apopore.

The water delivery device is connected to the water tank in a rotating manner, although it will be understood that rolling is also a rotating one. As long as the water storage cavity can be communicated with the water outlet hole and the water cavity alternatively, or the water storage cavity is communicated with the water outlet hole and the water cavity alternatively, water can be fed when the water storage cavity is communicated with the water cavity, and water can be discharged when the water storage cavity is communicated with the outside. The best situation is to arrange the water delivery device at the bottom of the water tank, so as to realize the water inlet and drainage functions of the water storage cavity by using the gravity of water as much as possible, and certainly, the water delivery device can be arranged at the side of the water tank, but the water supply effect is relatively poor.

Furthermore, the water delivery device also comprises a driving device, and the driving device drives the water delivery device to rotate. The driving device may be a motor for driving the cleaning device to work, such as: a motor for driving the wheel, the edge brush, or a motor separately provided for them. The cleaning device also can be a driving part of the water delivery device, which is contacted with the ground, and the driving part and the ground generate friction to rotate or roll in the moving process of the cleaning device, so that the water delivery device is driven to move, and the water supply function is realized.

As shown in fig. 1 to 7, in the first embodiment of the present invention, the water tank 1 includes a water chamber 10, and the water chamber 10 is formed by splicing a first housing 15 and a second housing 16. The bottom of the water tank 1 is provided with a rotating cavity 13 for accommodating the water delivery device 21, the rotating cavity 13 is formed by directly and integrally molding the side wall 12 of the water tank, and the side wall of the rotating cavity 13 is provided with a water outlet hole 11. The water delivery device is the pivot 21, and its cross-section is circular and matches and rotate chamber 13, and it rotates through fixed hoop 22 and sets up in the bottom of water tank 1, and pivot 21 peripheral surface 211 is minimum with rotating chamber 13 lateral wall clearance, under the prerequisite of guaranteeing that pivot 21 can rotate chamber 13 relatively, makes pivot 21 peripheral surface block up apopore 11 for water is unlikely to overflow along the clearance from water chamber 10. In addition, a cleaning cloth 2 is arranged at the bottom of the rotating shaft 21, and the cleaning cloth 2 is used for receiving the water conveyed by the water conveying device 21 and cleaning the floor.

In the current cleaning device, such as a floor sweeping robot or a window cleaning robot, a water seepage hole is generally arranged on a water tank, water in the water tank is conveyed to the cleaning cloth 2 through the water seepage hole, and due to the adoption of a single-hole water seepage mode, the water seepage degree of each part of the cleaning cloth 2 is uneven, and when the cleaning device is used for mopping the floor, the cleaning device is difficult to produce a better cleaning effect. In this embodiment, in order to more evenly carry the water in the water tank 1 to the rag, furthermore, be provided with the aqua storage tank 212 with the apopore intercommunication on the outer peripheral surface 211 of pivot 21, aqua storage tank 212 extends along pivot 21 axial Z, therefore the water in the aqua storage tank 212 can be carried to the rag 2 along the axial Z of pivot 21, increased the area of contact of aqua storage tank and rag 2, thereby make the water that aqua storage tank 212 carried can be more evenly carried to the rag 2 on, be provided with 4 aqua storage tanks 212 on pivot 21, its equipartition is on the outer peripheral surface 211 of pivot 21.

The rotating shaft 21 is further provided with an annular groove 213, and the fixing hoop 22 fixes the rotating shaft 21 to the bottom of the water tank through the annular groove 213. The rotating shaft 21 is further provided with a roller 23, the diameter of the roller 23 is larger than that of the rotating shaft 21, the roller 23 is in direct friction contact with the ground Z after passing through the cleaning cloth 2, the cleaning device can drive the roller 23 to rotate in a moving state, the roller 23 can drive the rotating shaft 21 to rotate while rotating, and when the rotating shaft 21 rotates, the water storage tank 212 guides water in the water cavity 10 out of the water cavity 10. In the rest condition, the roller 23 is no longer rotating and the tank 1 stops supplying water to the cloth 2. In this embodiment, there are two rollers 23 uniformly distributed on the rotating shaft 21 along the axial direction Z, and the two rollers 23 are provided to prevent the rotating shaft 21 from deviating. In some cleaning devices, if the sweeping robot is provided with universal wheels at the tail, in order to ensure that the rollers 23 can normally roll, the sweeping robot is provided with the water tank 1, then the rollers 23 contact the ground before the universal wheels, and the universal wheels are suspended in the air, so as to ensure the normal water supply of the water tank 1.

Referring now to fig. 3-6, the process of the spindle 21 transporting water from the water chamber 10 out of the water chamber is shown. In fig. 3, the water storage cavity 212 of the shaft 21 faces the water outlet 11, water in the water cavity 10 flows into and is temporarily stored in the water storage cavity 212, the roller 23 is driven by the cleaning device to rotate, the roller 23 drives the shaft 21 to rotate counterclockwise to the position shown in fig. 5, and at this time, the water storage cavity 212 is communicated with the outside of the water cavity 10 and discharges the water. The water delivery device 20 realizes the process of water feeding and draining once, and the black arrows in the figure show the water flow process.

As shown in fig. 8 and fig. 9, in the second embodiment of the present invention, the water delivery device is a spherical ball 33, the ball has a spherical surface 331, and the spherical surface 331 is uniformly provided with dot-shaped water storage holes 332. This ball 33 rolls and sets up in the roll chamber, this roll chamber is formed by third casing 141 and the concatenation of fourth casing 142, third casing 141 has inside cavity for the hemisphere face, the inside sphere cavity that sets up of fourth casing 142 just is provided with the opening, third casing 141 and the mutual concatenation of fourth casing 142 form the roll chamber, ball 33's partly stretches out by the opening, third casing 141 top is provided with apopore 11, ball 33 stretches out open-ended part and ground direct contact, cleaning device is in the motion process, will drive ball 33 and roll, and then drive water storage hole 332 intercommunication in turn, and then derive the water in the water cavity with water. The clearance between the rolling cavity and the ball 33 is relatively small, so that the ball surface 331 of the ball 33 can effectively block the water outlet hole 11 on the premise of ensuring that the ball 33 can roll relative to the rolling cavity, and water cannot overflow from the water cavity along the clearance.

Furthermore, in the current cleaning device, such as a sweeping robot, a rolling auxiliary wheel is generally arranged at the tail of the cleaning device, and the auxiliary wheel ensures the stability of the operation of the sweeping robot and improves the obstacle crossing capability. However, the auxiliary wheel is generally fixed to the tail of the sweeping robot through the roller, and when the sweeping robot turns, the rolling of the auxiliary wheel is blocked, so that the turning stability of the sweeping robot is affected. In this embodiment, the balls 33 can realize the function of the auxiliary wheel, and meanwhile, because the ball bearings are installed in the rolling cavity in a spherical hinge mode, real universal rolling is realized, so that when the ball bearings serve as the auxiliary wheel of the sweeping robot, the ball bearings are more flexible to operate relative to the existing roller fixed auxiliary wheel, rolling clamping stagnation can not exist, and the service performance of the sweeping robot is improved.

The invention also provides a cleaning device which comprises the cleaning cloth and the water tank, wherein the water tank is arranged on one side of the cleaning device close to the ground, and the cleaning cloth is arranged on one side of the cleaning device close to the ground. The cleaning device can be a household automatic cleaning robot commonly used at present, such as: a sweeping robot and a window cleaning robot.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.

Claims

1. The utility model provides a be applied to cleaning device's water tank, includes, the water tank is including the water cavity of the liquid of storage clean work surface, the water cavity is equipped with apopore, its characterized in that:

the water delivery device is rotatable relative to the water cavity, the water delivery device is provided with a water delivery surface for plugging the water outlet hole, a plurality of independent water storage cavities are arranged on the water delivery surface, and in the rotating process of the water delivery device, the water storage cavities are alternately communicated with the water outlet hole and guide liquid in the water cavity to the outside of the water cavity.

2. The water tank as claimed in claim 1, wherein the water delivery device is disposed outside the water chamber, and during rotation of the water delivery device, the water storage chamber is alternately communicated with the water outlet hole and the outside of the water chamber, and the liquid in the water chamber enters the water storage chamber through the water outlet hole and is guided to the outside of the water chamber by the water storage chamber.

3. The water tank for the cleaning device as claimed in claim 1, wherein the water delivery device is disposed inside the water chamber, and during rotation of the water delivery device, the water storage chamber alternately communicates with the water outlet hole and the inside of the water chamber, and the water storage chamber takes the water in the water chamber into the water outlet hole and leads the water from the water outlet hole to the outside.

4. The water tank as claimed in claim 1, wherein the water delivery device further comprises a driving device, the driving device is a driving part which is arranged on the water delivery device and contacts with the ground and generates movement, and the driving part drives the water delivery surface to rotate relative to the water cavity.

5. The water tank as claimed in any one of claims 1 to 4, wherein the water delivery means is a rotary shaft rotatably disposed with respect to the water chamber, the outer circumferential surface of the rotary shaft forms a water delivery surface, and the water storage chamber is a groove extending in an axial direction of the rotary shaft.

6. The water tank applied to the cleaning device as claimed in claim 5, wherein the rotating shaft is further provided with a roller contacting with the ground, and the roller rotates when in frictional contact with the ground to drive the rotating shaft to rotate.

7. The water tank applied to the cleaning device as claimed in claim 5, wherein the water tank further comprises a rotating cavity, the rotating shaft is rotatably disposed in the rotating cavity, and the water outlet hole is disposed on a side wall of the rotating cavity.

8. The water tank as claimed in any one of claims 1 to 4, wherein the water delivery device is a ball rolling with respect to the water chamber, the ball is in contact with the ground to drive the ball to roll, the ball surface of the ball forms a water delivery surface, and the water storage chamber is a dot-shaped concave hole uniformly distributed on the ball surface.

9. The water tank applied to the cleaning device as claimed in claim 8, wherein the water tank further comprises a rolling cavity, the ball is arranged in the rolling cavity in a rolling manner, and the water outlet hole is formed in a side wall of the rolling cavity.

10. A cleaning device comprising a tank according to any one of claims 1 to 9 and a wipe disposed on the bottom of the tank.