CN114098562A - Water tank and robot of sweeping floor - Google Patents

Abstract

The invention discloses a water tank and a sweeping robot, wherein the water tank comprises a tank body and a filtering assembly, the tank body is provided with an accommodating cavity, and the tank body is also provided with a water outlet communicated with the accommodating cavity; the filter assembly is arranged on the bottom wall of the accommodating cavity and is communicated with the water outlet through a pipeline. The water tank provided by the technical scheme of the invention has the advantages of simple structure and good filtering effect.

Description

Water tank and robot of sweeping floor

Technical Field

The invention relates to the technical field of household appliance dust removal, in particular to a water tank and a sweeping robot.

Background

The floor sweeping robot is an intelligent household appliance capable of automatically sucking dust on the ground, and the intelligent household appliance gradually enters general family life along with improvement of living standard. At present, the robot of sweeping the floor is equipped with water tank isotructure except having automatic dust absorption function and drags the ground operation, specifically soaks the rag through the water pump takes out the water in with the water tank and realizes, nevertheless to the water that is used for dragging the ground that adds in the water tank generally not the running water, can contain certain impurity and filth, and current filtration water system structure is more for loaded down with trivial details and filter effect not good.

Disclosure of Invention

The invention mainly aims to provide a water tank, and aims to obtain a water tank which is simple in structure and has a good filtering effect.

To achieve the above object, the present invention provides a water tank comprising:

the box body is provided with an accommodating cavity and a water outlet communicated with the accommodating cavity; and

and the filtering component is arranged on the bottom wall of the accommodating cavity and is communicated with the water outlet through a pipeline.

In an optional embodiment, the filter assembly includes the connector and filters the piece, filter and locate the diapire that holds the chamber, the hole of drinking water has been seted up to the connector, filter the piece intercommunication the hole of drinking water, the hole of drinking water with the delivery port passes through the pipeline intercommunication.

In an optional embodiment, the diapire that holds the chamber is equipped with the holding tank, it locates to filter the piece ring in the holding tank, the liquid that holds the intracavity passes through in proper order filter with behind the holding tank, by the pumping hole flows out.

In an optional embodiment, the water tank further includes a mounting seat, a mounting hole is formed in the bottom wall of the accommodating cavity, and the accommodating groove is formed by a part of the mounting seat embedded in the mounting hole.

In an optional embodiment, the mounting seat includes a mounting cylinder and a mounting plate, the mounting cylinder is vertically disposed on a surface of the mounting plate, the mounting cylinder is formed with the receiving groove, a part of the mounting cylinder is embedded in the mounting hole, and the mounting plate is attached to an outer surface of the box body.

In an optional embodiment, a supporting seat is convexly disposed on the bottom wall of the accommodating cavity, a fastening groove for covering the mounting cylinder is formed in the supporting seat, the connector is disposed on an outer wall surface of the fastening groove, the water pumping hole is communicated with the fastening groove, and a water seepage hole communicated with the accommodating groove is formed in a peripheral wall of the fastening groove.

In an optional embodiment, one end of the mounting cylinder, which is far away from the mounting plate, abuts against the bottom wall of the buckling groove, and the peripheral wall of the mounting cylinder is provided with water through holes for communicating the water seepage holes with the accommodating groove.

In an alternative embodiment, one end of the filter member abuts against the mounting plate, and the filter member completely covers the water through hole in the axial direction of the mounting hole.

In an optional embodiment, the water tank further includes a sealing member, and the sealing member is disposed around the periphery of the mounting cylinder and clamped between the mounting plate and the tank body.

In an optional embodiment, the water tank further comprises a cover plate and an air pressure adjusting piece, the tank body is further provided with a water inlet communicated with the accommodating cavity, the cover plate covers the water inlet, and the cover plate is provided with an air inlet communicated with the accommodating cavity; the air pressure adjusting piece blocks the air inlet and has a closed state and an air permeable state when pressure difference exists between the inside and the outside of the accommodating cavity.

In an optional embodiment, the air pressure adjusting piece is arranged on the surface of the cover plate facing the accommodating cavity, a slit is formed in the air pressure adjusting piece, and two side walls of the slit have a far state and an abutting state, so that the air pressure adjusting piece has a closed state and an air permeable state.

In an optional embodiment, the air pressure adjusting piece and the cover plate are of an integrally formed structure; and/or the presence of a gas in the gas,

the air pressure adjusting piece is provided with an air inlet groove communicated with the air inlet, and the groove wall of the air inlet groove is provided with the cutting seam.

In an optional embodiment, when the air pressure adjusting part is provided with an air inlet groove communicated with the air inlet, the cross-sectional area of the air inlet groove is reduced in the air inlet direction of the air inlet, and the cutting seam is arranged at the bottom of the air inlet groove far away from the air inlet.

In an optional embodiment, a convex ring is arranged on the surface of the cover plate facing the accommodating cavity, the convex ring is arranged around the air pressure adjusting piece, and the convex ring is inserted into the water inlet in a matched manner; and/or the presence of a gas in the gas,

the water inlet is arranged in the water storage cavity, the box body is provided with a through hole which is arranged at an interval with the water inlet, the surface of the cover plate facing the containing cavity is provided with a fixing column, and when the cover plate covers the water inlet, the fixing column is inserted into the through hole.

The invention further provides a sweeping robot, which comprises the water tank.

The water tank comprises a tank body and a filtering assembly, wherein the tank body is provided with a containing cavity and a water outlet communicated with the containing cavity, the filtering assembly is arranged on the bottom wall of the containing cavity, so that water in the containing cavity can be filtered through the filtering assembly through self gravity, impurities and dirt in the water can be effectively removed, the filtering assembly is communicated with the water outlet through a pipeline, the water filtered by the filtering member is pumped out through the water outlet, a pipe body and the water outlet are not easily blocked by the filtered water, and the service performance of the water tank is improved. The water that holds the chamber simultaneously filters through the dead weight mode, and the velocity of flow of water is slower, can filter more fully, and the filter effect is good, and need not any drive power and can filter, and simple structure also need not to cooperate with other parts, effectively reduces occupation space.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of a sweeping robot of the present invention;

fig. 2 is a schematic structural view of an embodiment of a water tank in the sweeping robot shown in fig. 1;

FIG. 3 is a schematic view of the water tank shown in FIG. 2 from another perspective;

FIG. 4 is a cross-sectional view of the water tank shown in FIG. 3;

FIG. 5 is an enlarged view taken at A in FIG. 4;

FIG. 6 is an exploded view of a portion of the water tank shown in FIG. 3;

FIG. 7 is a schematic view of the mounting seat and filter element and gasket of the tank of FIG. 2;

FIG. 8 is an exploded view of FIG. 7;

FIG. 9 is a schematic view of the lower cover and filter assembly of the tank of FIG. 2;

FIG. 10 is an enlarged view at B of FIG. 9;

FIG. 11 is a schematic view of a portion of the lower housing cover and filter assembly shown in FIG. 9;

FIG. 12 is a partial cross-sectional view of the tank of FIG. 2;

FIG. 13 is a schematic view of the tank of FIG. 2 with the cover removed;

FIG. 14 is a schematic view of the cover and gas regulator in the tank of FIG. 2;

fig. 15 is a schematic view of a flow path from a water tank to a spray head assembly in the sweeping robot shown in fig. 1.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Floor sweeping robot	133	Filter element
10	Water tank	135	Supporting seat
				11	Box body	1351	Buckling groove
11a	Containing cavity		1353					Seepage hole
				111	Water outlet	15	Mounting seat
113	Mounting hole	151	Mounting plate
				114	Sink tank	1511	Connecting hole
115	Water inlet	153	Mounting cylinder
				116	Through hole	1531	Accommodating tank
117	Upper box cover	1533	Water through hole
				119	Lower box cover	17	Sealing element
1191	Sealing groove	18	Air pressure regulating part
				1193	Groove	181	Joint cutting
12	Cover plate	183	Air inlet groove
				121	Air inlet	19	Valve body
123	Convex ring	191	Water pumping nozzle
				125	Fixing column	30	Shell body
13	Filter assembly	50	Pump body
				131	Joint piece	70	Spray head assembly
1311	Water pumping hole

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

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.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides a water tank 10 for a sweeping robot 100.

Referring to fig. 1 to 4, in an embodiment of the present invention, a water tank 10 includes:

the box body 11 is provided with an accommodating cavity 11a, and the box body 11 is also provided with a water outlet 111 communicated with the accommodating cavity 11 a; and

and the filter assembly 13 is arranged on the bottom wall of the accommodating cavity 11a, and is communicated with the water outlet 111 through a pipeline.

In this embodiment, the water tank 10 is applied to the floor sweeping robot 100, and the water tank 10 includes a tank body 11, which is formed with a containing cavity 11a for storing water, and provides a water source for the ground cleaning cloth of the floor sweeping robot 100, and the pump body 50 draws out water inside the water tank to be delivered and sprayed to the cleaning cloth, so as to implement a floor sweeping function. Specifically, the box 11 is made of plastic, so that the processing and forming are convenient, the structural stability is good, and the cleaning is convenient. The box body 11 is a split structure and comprises an upper box cover 117 and a lower box cover 119 which are buckled to form an accommodating cavity 11a, and the split structure can facilitate demoulding of the box body 11 during processing and improve the processing efficiency; and simultaneously, the inner wall of the accommodating cavity 11a is convenient to clean and disassemble and assemble all parts, so that the service life of the box body 11 is ensured. The connection mode of the upper box cover 117 and the lower box cover 119 is splicing, namely, a convex ring is arranged on the surface of the upper box cover 117 facing the lower box cover 119, a slot is arranged on the surface of the lower box cover 119 facing the upper box cover 117, and the convex ring is inserted into the slot to complete the connection. Of course, the two can also be connected by other connection means, for example, a snap connection or a threaded connection. Of course, in other embodiments, the housing 11 may be an integrally formed structure.

It can be understood that the box body 11 is provided with the water inlet 115, the water inlet 115 is communicated with the accommodating cavity 11a, when the box body 11 is in an initial use state or the water level in the accommodating cavity 11a is low, water is added into the accommodating cavity 11a through the water inlet 115, and therefore the water volume of the sweeping robot 100 in a dust collection and mopping process is met. Here, the water inlet 115 of box 11 sets up at the top that holds chamber 11a, is located the upper surface of last case lid 117 promptly, compares in bottom or lateral part, and the water injection of being convenient for on the one hand, on the other hand can improve the space utilization of box 11, guarantees that disposable water adding volume is great. Certainly, the box body 11 is further provided with a water outlet 111, the water outlet 111 may be disposed on a side wall of the accommodating cavity 11a, that is, the side surface of the upper box cover 117 is provided with the water outlet 111, so as to facilitate the pumping of the pump body 50, and meanwhile, in order to avoid outflow of water in the accommodating cavity 11a when the pumping is not needed, a valve body 19 is further disposed at the water outlet 111, the valve body 19 is connected in the box body 11 through a thread, and the valve body 19 has a pumping nozzle 191 and a water outlet channel communicated with or blocked from the water outlet 111, so as to effectively control the water outlet and the sealing of the water outlet 111.

Meanwhile, in order to filter the water in the accommodating cavity 11a, the water tank 10 further includes a filter assembly 13, the filter assembly 13 is disposed on the bottom wall of the accommodating cavity 11a, it can be understood that the filter assembly 13 has a function of filtering the water and also has a space for storing the filtered water, the filter assembly 13 is communicated with the water outlet 111 through a water pipe, that is, the space for storing the filtered water in the filter assembly 13 is communicated with the water pumping nozzle 191 of the valve body 19 through a water pipe, and the filtered water is transmitted to the valve body 19 and is output through the water outlet 111.

The water tank 10 comprises a tank body 11 and a filtering assembly 13, wherein the tank body 11 is provided with a containing cavity 11a and a water outlet 111 communicated with the containing cavity 11a, the filtering assembly 13 is arranged on the bottom wall of the containing cavity 11a, so that water in the containing cavity 11a can be filtered through the filtering assembly 13 by self gravity, impurities and dirt in the water can be effectively removed, the filtering assembly 13 is communicated with the water outlet 111 through a pipeline, the water filtered by the filtering piece 133 is pumped out through the water outlet 111, the filtered water cannot block a pipe body and the water outlet 111, and the service performance of the water tank 10 is improved. The water that holds chamber 11a simultaneously filters through the dead weight mode, and the velocity of flow of water is slower, can filter more fully, and the filter effect is good, and need not any drive power and can filter, and simple structure also need not to cooperate with other parts, effectively reduces occupation space.

Referring to fig. 4 and 5, in an alternative embodiment, the filtering assembly 13 includes a connector 131 and a filtering element 133, the filtering element 133 is disposed on the bottom wall of the accommodating cavity 11a, the connector 131 is provided with a pumping hole 1311, the filtering element 133 is communicated with the pumping hole 1311, and the pumping hole 1311 is communicated with the water outlet 111 through the pipeline.

In this embodiment, filter member 133 plays main filtering action, and it locates the diapire that holds chamber 11a, and filter member 133 is the filter screen, and the material of this filter screen can be metal, for example, stainless steel, and structural stability is good, and can accomplish that the trompil is less, improves the filter effect. Of course, the filter member 133 may be made of other materials, such as porous ceramic or fiber fabric, and is not limited herein. This filter 133's filter capacity can be selected according to the quality of water of actual joining in water, and filters 133 and can set up for multilayer stack structure, and the skin is coarse filter screen, and the inlayer is fine filter screen to can form better filter effect, guarantee the performance of valve body 19 department.

Specifically, in order to realize that the filter element 133 will hold the water in the cavity 11a for the water before filtering and after filtering, this filter element 133 can be the tube-shape setting, the opening size and the shape of this tube-shape filter element 133 can be set according to actual conditions, the water in the tube-shape is the water after filtering through the filter element 133, communicate the joint element 131 with this filter element 133, that is to say with the inside intercommunication of joint element 131 and tube-shape filter element 133, the structure is further simple, and can guarantee that the water in the cavity 11a is all filtered through the filter element 133 and is transmitted to the joint element 131. Of course, in other embodiments, the filter member 133 may be planar, and the space for storing water may be fixed by other members.

In order to facilitate the end fixing of the water pipe communicated with the water pumping nozzle 191, the filtering component 13 further comprises a connector 131, a through water pumping hole 1311 is formed in the connector, so that one end of the connector is communicated with the filtering piece 133, and the other end of the connector is communicated with the water pipe after being sleeved or inserted into the water pipe. And generally in order to realize stable connection, the inner diameter of the water pipe is generally smaller than the outer diameter of the connector 131, so that in order to facilitate connection of the water pipe, the end part of the connector 131 far away from the filter element 133 is chamfered, i.e. the end part is arranged in a pointed shape, and the water pipe is conveniently sleeved due to the small size of the end part. Meanwhile, in order to prevent the water pipe from falling off, a stepped surface facing the filter member 133 is further provided at the end of the coupler 131, and when the water pipe is fitted to the stepped surface, the stepped surface can be engaged, thereby achieving effective and stable fixed connection.

Referring to fig. 5 and fig. 6, in an alternative embodiment, the bottom wall of the accommodating cavity 11a is provided with a receiving groove 1531, the filter element 133 is annularly disposed in the receiving groove 1531, and the liquid in the accommodating cavity 11a sequentially passes through the filter element 133 and the receiving groove 1531 and then flows out of the pumping hole 1311.

In this embodiment, in order to facilitate the installation of the filter element 133, the bottom wall of the accommodating cavity 11a is formed with the accommodating groove 1531, the filter element 133 is annularly disposed in the accommodating groove 1531, that is, the filter element 133 is adapted to the groove wall of the accommodating groove 1531, when the opening of the accommodating groove 1531 is circular, the filter element 133 is cylindrical, and the filter element 133 is matched with the accommodating groove 1531 for filtering, so as to achieve the stable installation of the filter element 133 and prevent the filter element from shaking or falling due to the impact of water. Because the accommodating groove 1531 is located on the bottom wall and has the lowest topography, the water in the accommodating cavity 11a can automatically flow into the accommodating groove 1531, and here, the filter element 133 needs to be partially exposed on the groove wall of the accommodating groove 1531, so that the water can be filtered through the filter element 133 when flowing to the accommodating groove 1531, and then is transmitted to the water outlet 111 through the water pumping hole 1311, and the accommodating groove 1531 also becomes a space for storing and filtering, and the structure is simple but can achieve high stability and filtering effect.

Referring to fig. 6, in an alternative embodiment, the water tank 10 further includes an installation seat 15, a bottom wall of the accommodating cavity 11a is provided with an installation hole 113, and a portion of the installation seat 15 embedded in the installation hole 113 forms the accommodating groove 1531.

In this embodiment, the water tank 10 further includes a mounting seat 15, the mounting seat 15 is detachably connected to the water tank 10, specifically, detachably connected to the lower cover 119, for example, a mounting hole 113 is formed in a bottom wall of the accommodating cavity 11a, the mounting seat 15 is partially embedded in the mounting hole 113 from an outer surface of the water tank 10 toward the accommodating cavity 11a and protrudes out of the mounting hole 113 toward an inner wall of the accommodating cavity 11a, a receiving groove 1531 is formed in a portion of the mounting seat 15 embedded in the mounting hole 113, and the filter element 133 is mounted in the receiving groove 1531. This components of a whole that can function independently structure's setting can conveniently install filtering piece 133 in holding tank 1531, can go on through the dismantlement of mount pad 15 when filtering piece 133 use a period need be changed, and need not to open whole box 11, and convenient and fast has effectively improved dismouting efficiency and change efficiency.

Referring to fig. 6 to 8, in an alternative embodiment, the mounting base 15 includes a mounting cylinder 153 and a mounting plate 151, the mounting cylinder 153 is vertically disposed on a surface of the mounting plate 151, the mounting cylinder 153 has the receiving groove 1531, the mounting cylinder 153 is partially embedded in the mounting hole 113, and the mounting plate 151 is attached to an outer surface of the box 11.

In this embodiment, in order to fix the mounting base 15 conveniently, the mounting base 15 is provided with the mounting plate 151 for fixing and the mounting tube 153 forming the receiving groove 1531, the mounting tube 153 is vertically arranged on one surface of the mounting plate 151, that is, the mounting tube 153 and the mounting plate 151 jointly enclose the receiving groove 1531, when the part of the mounting tube 153 is embedded in the mounting hole 113, the mounting plate 151 can be attached to the outer surface of the box body 11, so that the stability of the mounting base 15 is improved.

Here, the surface area of the mounting plate 151 is larger than the cross-sectional area of the mounting cylinder 153, the area of connection with the box 11 is increased, the mounting plate 151 is connected with the box 11 in a threaded manner, the mounting plate 151 is provided with a connecting hole 1511, the box 11 is provided with a threaded hole, and the mounting plate is fixedly connected with the box through the screw passing through the connecting hole 1511 and the threaded hole. Specifically, the mounting plate 151 is an oval plate, two connecting holes 1511 are formed in the mounting plate 151, the mounting cylinder 153 is located in the middle of the mounting plate 151, the two connecting holes 1511 are located in the center of the circle in the long axis direction of the mounting plate 151, and the two corresponding threaded holes are also provided, so that the stability of threaded connection is improved. In addition, because the wall thickness of the box body 11 is generally not large, for further stable connection, a connecting groove is concavely arranged on the outer surface of the box body 11 in the direction of the accommodating cavity 11a, and an internal thread is formed on the inner wall of the connecting groove, so that a threaded hole with a large depth is formed, the strength of threaded connection is further enhanced, meanwhile, the connecting groove is not communicated with the accommodating cavity 11a, water can be effectively prevented from leaking from the connecting position, and the sealing performance of the box body 11 is improved. Of course, in other embodiments, the connection manner of the mounting seat 15 and the box 11 may be a snap, an insertion, or the like.

In order to improve the sealing performance of the water tank 10, the water tank 10 further includes a sealing member 17, and the sealing member 17 is disposed around the periphery of the mounting cylinder 153 and is interposed between the mounting plate 151 and the tank 11.

In this embodiment, in order to prevent water leakage at the connection position between the mounting seat 15 and the housing 11, a sealing member 17 is provided at the connection position, and the sealing member 17 may be a sealing ring made of rubber, fiber cotton, or the like, and is disposed around the periphery of the mounting cylinder 153 and interposed between the mounting plate 151 and the housing 11. Meanwhile, in order to fix the sealing member 17, a sealing groove 1191 is formed on the outer surface of the box body 11, the mounting hole 113 is formed at the bottom of the sealing groove 1191, the sealing member 17 is mounted in the sealing groove 1191, and the mounting plate 151 presses the sealing member 17 during the threaded connection, so that the sealing performance of the box body 11 is further improved, and unnecessary water leakage is effectively reduced.

In addition, in an optional embodiment, a groove 1193 is formed in the outer surface of the tank body 11, a sealing groove 1191 is formed in the bottom wall of the groove 1193, the mounting plate 151 is mounted in the groove 1193, and the surface of the mounting plate 151 departing from the accommodating cavity 11a is flush with the outer surface of the tank body 11, so that the outside of the water tank 10 is flat and smooth and is not easy to interfere with other components.

Referring to fig. 5, 9 to 11, when the mounting seat 15 and the filtering element 133 are detachably connected, in order to fix the connector 131, in an alternative embodiment, a supporting seat 135 is convexly disposed on a bottom wall of the accommodating cavity 11a, a fastening groove 1351 for covering the mounting cylinder 153 is formed on the supporting seat 135, the connector 131 is disposed on an outer wall surface of the fastening groove 1351, the pumping hole 1311 is communicated with the fastening groove 1351, and a water seepage hole 1353 communicated with the accommodating cavity 1531 is formed on a peripheral wall of the fastening groove 1351.

In this embodiment, the supporting seat 135 is formed by bending and extending the bottom wall of the accommodating cavity 11a toward the top wall, and has a fastening groove 1351 covering the mounting tube 153, an opening edge of the fastening groove 1351 is disposed around a periphery of the mounting hole 113, the connector 131 is disposed on a surface of the supporting seat 135 away from the mounting hole 113, and the pumping hole 1311 penetrates through the supporting seat 135 and is communicated with the fastening groove 1351, so as to ensure that the pumping hole 1311 is communicated with the accommodating groove 1531 of the mounting tube 153, thereby pumping water. Supporting seat 135 is the integrated into one piece structure with box 11 in this structure, and structural strength is high, and does not have the connected space that leaks, further promotes the leakproofness of box 11. Meanwhile, the joint piece 131 and the support seat 135 are of an integrally formed structure, so that the structural strength and stability of the joint piece 131 can be effectively improved, and the water pumping stability is ensured.

Of course, in order to filter the water in the accommodating cavity 11a into the accommodating groove 1531, the water seepage holes 1353 are formed on the periphery of the fastening groove 1351, so that the water flows into the accommodating groove 1531 through the water seepage holes 1353 and the filter element 133, and the filtered water in the accommodating groove 1531 can be delivered to the water pumping nozzle 191 through the water pumping hole 1311. Here, the filter member 133 and the mounting cylinder 153 are required to be fitted to completely cover the seepage holes 1353, so that the water received in the receiving chamber 11a through the seepage holes 1353 is filtered by the filter member 133 and then flows into the receiving groove 1531. For example, the filter member 133 is disposed around the receiving groove 1531 and protrudes from the opening of the receiving groove 1531, and the weep hole 1353 is disposed opposite to the opening of the receiving groove 1531 from which the filter member 133 protrudes.

In an alternative embodiment, one end of the mounting tube 153, which is away from the mounting plate 151, abuts against the bottom wall of the fastening groove 1351, and a water through hole 1533 for communicating the water seepage hole 1353 with the accommodating groove 1531 is formed in the peripheral wall of the mounting tube 153.

In this embodiment, in order to realize filtering the protection of piece 133, with installation section of thick bamboo 153 the height setting of 113 axis directions of mounting hole is greater than the height of filtering piece 133 to effectively avoid will filtering piece 133 destruction through pressure in the dismouting process, the bottom wall of buckling groove 1351 is supported to the free end butt of installation section of thick bamboo 153, thereby also can play certain locate function in vertical direction when equipment mount pad 15, makes things convenient for the dismouting. Therefore, at this time, in order to expose the filter member 133, the circumferential wall of the mounting cylinder 153 is provided with a water through hole 1533 for communicating the water seepage hole 1353 with the accommodating groove 1531, so that the water in the accommodating cavity 11a passes through the water through hole 1353 and the water through hole 1533, and then is filtered by the filter member 133.

It can be understood that the number of the weep holes 1353 can be designed according to the pumping rate requirement, thereby increasing the amount of water that enters the holding groove 1531 after filtering. In this embodiment, two water seepage holes 1353 are provided, two water seepage holes 1353 are uniformly distributed on the periphery of the connector 131, and two water through holes 1533 are provided corresponding to the water seepage holes 1353, so that the stable connection of the support seat 135 can be ensured while the water inflow is increased.

In an alternative embodiment, one end of the filter member 133 abuts against the mounting plate 151, and the filter member 133 completely covers the water through hole 1533 in the axial direction of the mounting hole 113.

In this embodiment, the mounting position of the filter member 133 can be easily determined by abutting one end of the filter member 133 against the mounting plate 151, thereby achieving stable mounting of the filter member 133. And in order to further ensure that all the water passing through the water hole 1533 can be filtered, the filter member 133 needs to completely cover the water hole 1533, so as to further improve the filtering effect, effectively prevent some impurities from blocking the valve body 19 without being filtered, and improve the filtering effect of the water tank 10. At this time, the water through hole 1533 may extend from the bottom of the mounting cylinder 153 to the top, and the extending length is less than the height of the filter screen, but needs to be communicated with the water seepage hole 1353.

Referring to fig. 12 to 14, in addition, in order to prevent the water at the water inlet 115 from flowing out, a cover plate 12 is disposed at the water inlet 115, and the cover plate 12 covers the water inlet 115, thereby closing the box body 11. The cover plate 12 can be made of plastic or rubber, and has the advantages of convenient processing, stable performance and good sealing property. The connection manner of the cover plate 12 and the water inlet 115 may be a plug connection, a snap connection, a sliding connection, or the like, and is not limited herein. The cover plate 12 is provided with an air inlet 121, an air pressure adjusting part 18 is arranged at the air inlet 121, the air pressure adjusting part 18 is in a closed state under normal conditions, namely water in the accommodating cavity 11a is not allowed to come out, and atmospheric pressure is allowed to pass only when the pressure difference between the inside and the outside of the accommodating cavity 11a reaches a certain degree in the water pumping process, so that the air pressure in the accommodating cavity 11a is balanced. The pressure regulating member 18 may be in the form of a membrane capable of allowing the passage of gas without allowing the water in the housing chamber 11a to exit, for example, a dialysis membrane; of course, the air pressure adjusting member 18 may be of a valve type, which is not permeable to water in the accommodating chamber 11a, and is opened by the external atmospheric pressure to form an air permeable state, such as a duckbill valve. The connection between the air pressure adjusting member 18 and the cover plate 12 may be an adhesive or a screw connection, or may be an integrally molded structure.

In this embodiment, the apron 12 has been closed in water inlet 115 department lid, prevent that the rivers in the water tank 10 from flowing out, set up the intercommunication simultaneously and hold the air inlet 121 of chamber 11a on apron 12, set up atmospheric pressure regulating part 18 in air inlet 121 department, it can shutoff air inlet 121 to have a confined state, thereby improve the leakproofness of holding chamber 11a, guarantee that water can not flow from water inlet 115, the ventilative state when holding chamber 11a inside and outside existence pressure differential still has, can be so that outside atmospheric pressure enters into in holding chamber 11a through air inlet 121 and atmospheric pressure regulating part 18, effective balance holds the inside and outside pressure differential in chamber 11a, thereby improve the pumping rate of delivery port 111 department, guarantee water tank 10's performance.

On the basis of the above embodiment, the air pressure adjusting member 18 and the cover plate 12 are formed as an integral structure. The air pressure adjusting piece 18 and the cover plate 12 are arranged to be of an integrally formed structure, on one hand, the processing is convenient, and the working time and the cost are effectively saved by one-step forming through a die; on the other hand, the processing procedure of the product is simplified, the assembly is not needed, and the production efficiency of the water tank 10 is further improved.

With reference to fig. 12 and 13, in an alternative embodiment, the air pressure adjusting member 18 is disposed on a surface of the cover plate 12 facing the accommodating cavity 11a, the air pressure adjusting member 18 is formed with a slit 181, and two side walls of the slit 181 have a far state and an abutting state, so that the air pressure adjusting member 18 has a closed state and an air-permeable state.

In this embodiment, the air pressure adjusting member 18 is a valve body, which is disposed on the surface of the cover plate 12 facing the accommodating cavity 11a and blocks the water inlet 115, and the air pressure adjusting member 18 further has a slit 181, the side walls of the slit 181 are in an abutting state under normal conditions, that is, the air pressure adjusting member 18 is in a closed state, and the two side walls of the slit 181 are in a away state under a stressed state, so that the air pressure adjusting member 18 is in an air-permeable state. The air pressure adjusting piece 18 of the embodiment has low requirements on materials, can be made of common plastics or rubber and the like, and effectively saves the cost; and the air pressure regulating part 18 can be automatically in a ventilation state under the pressure of the atmospheric pressure, a driving structure is not needed for driving, the structure is simple, and the cost is further reduced.

In order to further improve the water resistance of the air pressure adjusting member 18, in an alternative embodiment, the air pressure adjusting member 18 is formed with an air inlet groove 183 communicated with the air inlet 121, and the groove wall of the air inlet groove 183 is formed with the slit 181.

In this embodiment, the air pressure adjusting member 18 is formed with an air inlet groove 183 communicated with the air inlet 121, which can enlarge the surface area thereof, and the slit 181 is formed on the groove wall of the air inlet groove 183, so as to reduce the pressure of water impacting the air pressure adjusting member, prevent the water in the accommodating chamber 11a from leaking water by opening the slit 181 during the shaking process, and effectively improve the sealing effect of the air pressure adjusting member 18. Meanwhile, the air inlet groove 183 is communicated with the air inlet 121, so that the atmospheric pressure can enter the air inlet groove 183 through the air inlet 121 to be filled, a certain amount of air pressure can be balanced by automatically opening the cutting slits 181, and the air pressure balancing effect of the air pressure adjusting part 18 is not influenced.

In an alternative embodiment, the cross-sectional area of the intake slot 183 decreases in the intake direction of the intake port 121, and the slit 181 is disposed on the bottom of the intake slot 183 away from the intake port 121.

In this embodiment, the air pressure adjusting member 18 is a duckbill valve, the air inlet groove 183 formed by the air pressure adjusting member has a certain depth in the air inlet direction, the cross-sectional area of the air inlet groove is in a decreasing trend in the air inlet direction of the air inlet 121, the slit 181 is disposed at the bottom of the air inlet groove 183 away from the air inlet 121, the end portion of the air pressure adjusting member 18 close to the air inlet 121 is cylindrical, the end portion away from the air inlet 121 is two side walls forming the slit 181, the two side walls are gradually close to the center of the air inlet groove 183 along the air inlet direction, so that the end portion of the air pressure adjusting member 18 away from the air inlet 121 is in a flat and pointed shape, after the atmospheric pressure enters the air inlet groove 183, the pressure is increased at the pointed end position, so that the slit 181 is conveniently opened, and the efficiency of balancing the atmospheric pressure is improved. And the water in the accommodating cavity 11a easily impacts two side walls of the cutting seam 181, so that the two side walls of the cutting seam 181 are abutted more tightly, and the waterproof performance is effectively improved.

Meanwhile, the projection of the cutting seam 181 on the cover plate 12 is arranged in the projection range of the air inlet 121 on the cover plate 12, so that the outside air can be directly blown to the cutting seam 181 along a straight line through the air inlet 121, the loss of wind can be reduced, the impact force on the cutting seam 181 is guaranteed, and the efficiency of air pressure adjustment is further improved.

Referring to fig. 12 and fig. 14, in order to facilitate connection of the cover plate 12, in an embodiment, a convex ring 123 is disposed on a surface of the cover plate 12 facing the accommodating cavity 11a, the convex ring 123 is disposed around the air pressure adjusting member 18, and the convex ring 123 is adapted to be inserted into the water inlet 115.

In this embodiment, the protruding ring 123 and the cover plate 12 are an integrally formed structure, so as to increase the structural strength and stability of the cover plate 12 and the protruding ring 123, and the integrally formed structure can be formed through a mold, thereby facilitating the processing. Specifically, the opening of the water inlet 115 is circular, so the convex ring 123 is also circular, and is adapted to the circular opening, the convex ring 123 is connected with the water inlet 115 in an inserting manner, and here, the outer diameter of the convex ring 123 is set to be larger than the diameter of the water inlet 115, so that the convex ring 123 and the water inlet 115 are in interference fit, and the sealing performance of the cover plate 12 is further enhanced. Meanwhile, in order to facilitate the insertion of the convex ring 123 into the water inlet 115, the end of the convex ring 123 far away from the cover plate 12 is chamfered, that is, the end is provided with a guide inclined plane, so that the convex ring 123 slides into the water inlet 115 through the guide inclined plane, and the convenience of covering the water inlet 115 is improved. And protruding circle 123 still is equipped with the barb face in the axis direction of water inlet 115, and this barb face is towards the medial surface of apron 12, and when protruding circle 123 blocked in water inlet 115 completely, this barb face can butt the medial surface of apron 12 to prevent the drop of apron 12, improve the stability that closes of apron 12.

Referring to fig. 13 and 14, in an alternative embodiment, the box body 11 is provided with a sinking groove 114, the bottom wall of the sinking groove 114 is provided with the water inlet 115, the cover plate 12 is disposed in the sinking groove 114, the convex ring 123 is inserted into the water inlet 115, and a surface of the cover plate 12 facing away from the bottom wall of the sinking groove 114 is flush with an outer surface of the box body 11.

In this embodiment, for the pleasing to the eye of water tank 10, set up the concave heavy groove 114 that is equipped with of surface of box 11, set up water inlet 115 on the diapire of heavy groove 114, when the water inlet 115 is covered to apron 12, apron 12 deviates from the surface and the box 11 surface parallel and level of heavy groove 114 diapire to make the outside of water tank 10 level and smooth, be difficult to take place to interfere with other parts. Meanwhile, when the cover plate 12 is opened to add water into the water inlet 115, the arrangement of the sink groove 114 can also effectively prevent the water leaking out of the periphery of the water inlet 115 from flowing to the outside of the water tank 10, and can provide a buffer space for the water overflowing the water inlet 115, thereby improving the convenience of water addition.

Of course, in order to facilitate the opening of the cover 12 for adding water, the opening area of the sinking groove 114 is set to be larger than the surface area of the cover 12, and a part of the space of the sinking groove 114 is used for providing a finger opening position, thereby improving the convenience of opening the cover 12.

In order to prevent the cover plate 12 from being lost, in an alternative embodiment, the bottom wall of the sinking groove 114 is provided with a through hole 116 spaced from the water inlet 115, a fixing pillar 125 is disposed on a surface of the cover plate 12 facing the accommodating cavity 11a, and when the cover plate 12 covers the water inlet 115, the fixing pillar 125 is inserted into the through hole 116.

In this embodiment, a through hole 116 is formed in the bottom wall of the sinking groove 114, a fixing column 125 is disposed on the surface of the cover plate 12 facing the accommodating cavity 11a, the fixing column 125 and the through hole 116 are also in interference fit, and when the convex ring 123 is inserted into the water inlet 115, the fixing column 125 is also inserted into the through hole 116. Specifically, the length of the fixing column 125 in the axial direction of the through hole 116 is greater than the height of the convex ring 123 in the axial direction of the water inlet 115, when the cover plate 12 is opened, the convex ring 123 is separated from the water inlet 115, and the fixing column 125 is also inserted into the through hole 116 at this time and can rotate circumferentially with the through hole 116, so that the cover plate 12 rotates to a position where the water inlet 115 is not covered, thereby effectively preventing the cover plate 12 from dropping or losing. It will be appreciated that the water inlet 115 is provided between the position where the cover 12 does not cover the sink 114 and the through hole 116, so that the connection of the collar 123 is easily removed when the cover 12 is opened, while the connection of the fixing post 125 is maintained.

Of course, in order to facilitate the insertion of the fixing post 125, the free end of the fixing post 125 may also be chamfered, and a fixing portion of the engaging through hole 116 is also provided, so as to prevent the fixing post 125 from coming off from the through hole 116.

Referring to fig. 1, 5 and 15, the present invention further provides a sweeping robot 100, which includes a water tank 10, wherein the specific structure of the water tank 10 refers to the above embodiments, and since the water tank 10 of the sweeping robot 100 adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and are not described in detail herein.

Wherein, robot 100 sweeps floor still including casing 30, the pump body 50 and shower nozzle subassembly 70, casing 30 is formed with the space of installation water tank 10, the head of drawing water of the pump body 50 passes through pipeline and delivery port 111 intercommunication, the delivery outlet passes through pipeline and shower nozzle subassembly 70 intercommunication, shower nozzle subassembly 70 is including the shower nozzle, be equipped with a plurality of spaced water jet on the shower nozzle, when needs drag the ground, control pump body 50 draws water from water tank 10, and carry water to shower nozzle subassembly 70's water jet department, and then realize will soak and carry out the purpose of dragging the ground after the rag, because the water in the water tank 10 all filters through filter assembly 13, so effectively improved the performance of the pump body 50 and shower nozzle subassembly 70, prolong its life.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. The utility model provides a water tank for robot of sweeping the floor, its characterized in that, the water tank includes:

the box body is provided with an accommodating cavity and a water outlet communicated with the accommodating cavity; and

and the filtering component is arranged on the bottom wall of the accommodating cavity and is communicated with the water outlet through a pipeline.

2. The water tank as claimed in claim 1, wherein the filtering component comprises a connector and a filtering component, the filtering component is disposed on the bottom wall of the accommodating cavity, the connector is provided with a water pumping hole, the filtering component is communicated with the water pumping hole, and the water pumping hole is communicated with the water outlet through the pipeline.

3. The water tank as claimed in claim 2, wherein the bottom wall of the accommodating chamber is provided with a receiving groove, the filter member is annularly arranged in the receiving groove, and the liquid in the accommodating chamber flows out from the pumping hole after passing through the filter member and the receiving groove in sequence.

4. The water tank as claimed in claim 3, wherein the water tank further comprises a mounting seat, a mounting hole is formed in the bottom wall of the accommodating cavity, and the accommodating groove is formed by a part of the mounting seat embedded in the mounting hole.

5. The water tank as claimed in claim 4, wherein the mounting seat comprises a mounting cylinder and a mounting plate, the mounting cylinder is vertically arranged on one surface of the mounting plate, the mounting cylinder forms the receiving groove, the mounting cylinder is partially embedded in the mounting hole, and the mounting plate is attached to the outer surface of the tank body.

6. The water tank as claimed in claim 5, wherein a support seat is protruded from a bottom wall of the receiving cavity, the support seat forms a fastening groove for covering the mounting barrel, the connector is disposed on an outer wall surface of the fastening groove, the pumping hole is communicated with the fastening groove, and a water penetration hole is formed in a peripheral wall of the fastening groove and is communicated with the receiving groove.

7. The water tank as claimed in claim 6, wherein an end of the mounting cylinder away from the mounting plate abuts against a bottom wall of the fastening groove, and a water hole communicating the water seepage hole and the receiving groove is formed in a peripheral wall of the mounting cylinder.

8. The water tank as claimed in claim 7, wherein one end of the filter member abuts against the mounting plate, and the filter member completely covers the water through hole in an axial direction of the mounting hole.

9. The water tank as claimed in any one of claims 1 to 8, wherein the water tank further comprises a cover plate and an air pressure adjusting member, the tank body is further provided with a water inlet communicated with the accommodating cavity, the cover plate covers the water inlet, and the cover plate is provided with an air inlet communicated with the accommodating cavity; the air pressure adjusting piece blocks the air inlet and has a closed state and an air permeable state when pressure difference exists between the inside and the outside of the accommodating cavity.

10. A sweeping robot comprising a water tank as claimed in any one of claims 1 to 9.

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