WO2023098254A1

WO2023098254A1 - Cleaning device

Info

Publication number: WO2023098254A1
Application number: PCT/CN2022/121150
Authority: WO
Inventors: 李军; 周林林
Original assignee: 深圳银星智能集团股份有限公司
Priority date: 2021-11-30
Filing date: 2022-09-24
Publication date: 2023-06-08
Also published as: CN113998806A

Abstract

The present invention provides a cleaning device, which comprises a main body and a filter. The filter is arranged on the main body and is used for filtering liquid. A containing cavity is formed inside the filter, the filter is provided with a liquid inlet and a liquid outlet which are communicated with the containing cavity, a filter channel is arranged in the containing cavity of the filter, and the length of a flow path of the liquid in the filter channel is greater than the height distance between the liquid inlet and the liquid outlet. The liquid inlet of the filter allows wastewater to enter the containing cavity, so that the wastewater flows in the filter channel. The length of the flow path of the wastewater in the filter channel is greater than the height distance between the liquid inlet and the liquid outlet, such that by lengthening the flow path of the wastewater in the filter, the flow rate of the wastewater can be reduced, the filter can effectively filter the wastewater, and the filtering effect of the filter is improved. By means of effective filtering by the filter for the wastewater, the situation where the interior of the cleaning device is stink and is difficult to clean due to deposition of impurities in the wastewater can be avoided, and the use experience of a user is improved.

Description

cleaning equipment

This application claims the priority of the earlier application with the application number 202111448109.8 filed with the State Intellectual Property Office of China on November 30, 2021, and the title of the application is "cleaning equipment", the content of the above-mentioned earlier application is incorporated into this text by reference middle.

technical field

The invention relates to the technical field of cleaning equipment, in particular to a cleaning equipment.

Background technique

Cleaning equipment has become a household appliance commonly used in people's daily life, and it is mainly engaged in cleaning and cleaning of household hygiene. At present, after the sewage tank in the cleaning equipment collects sewage, impurities are prone to deposit inside the sewage tank, which makes the sewage tank easy to stink and difficult to clean, affecting the user experience.

application content

The purpose of the present invention is to solve the technical problem that impurities are easily deposited inside the sewage tank after collecting sewage in the sewage tank in the prior art, which makes the sewage tank easy to stink and difficult to clean, and affects the user experience.

In order to solve the above technical problems, the present invention provides a cleaning device, including a main body and a filter, the filter is arranged on the main body for filtering the liquid; the inside of the filter is provided with an accommodating cavity, and the filter The filter is provided with a liquid inlet and a liquid outlet that communicate with the accommodating cavity; a filter channel is provided in the accommodating cavity of the filter, and the length of the flow path of the liquid in the filter channel is longer than that of the liquid inlet. The height distance between the mouth and the liquid outlet.

Optionally, the filter includes a filter box, the filter box includes a box body and a drainage member, the inner cavity of the box body constitutes the accommodating cavity, and the liquid inlet and the liquid outlet are respectively It is arranged on the top and bottom of the box body; the drainage member is arranged inside the box body and connected with the inner wall of the box body to form the filter channel in the accommodating cavity, so that the liquid flows along the The surface of the drainage element is for circulation, and the surface of the drainage element is an inclined plane.

Optionally, the filter includes a filter net for filtering the liquid, and the filter net is arranged under the box body.

Optionally, the drainage member is in a spiral shape.

Optionally, the drainage member is provided with a plurality of drainage holes, and the plurality of drainage holes are arranged at intervals along the flow path.

Optionally, multiple liquid outlets are provided, and the multiple liquid outlets are arranged at intervals on the bottom of the box.

Optionally, the liquid inlet is opened on the side wall at the top of the box, and the filter box further includes a baffle, which is protruded on the inner wall of the box, and the baffle includes A blocking surface for blocking liquid, the blocking surface is arranged towards the liquid inlet.

Optionally, the filter includes a casing, the casing includes a first casing and a second casing that are connected up and down, the accommodating cavity is arranged in the first casing; the second casing The top is provided with a filter inlet communicating with the liquid outlet, and the bottom of the second housing is provided with a filter outlet; the filter also includes a filter element for filtering liquid, and the filter element is arranged on the first The interior of the second shell.

Optionally, there are a plurality of filter elements, and the plurality of filter elements are arranged in layers in a direction extending from the filter inlet to the filter outlet.

Optionally, the filter further includes a blocking net, and the blocking net is a mesh structure; the blocking net is arranged inside the second housing and arranged below the filter element.

Optionally, the first housing is detachably connected to the second housing.

Optionally, the filter outlet is arranged close to the center of the bottom of the second housing, the filter includes a plurality of ribs, and the ribs are protruded on the inner wall of the bottom of the second housing, and a plurality of The ribs are arranged at intervals along the circumference of the filter outlet; a diversion groove is formed between two adjacent ribs and the bottom inner wall of the second housing, and the diversion groove faces the filter outlet tilt.

Optionally, the cleaning equipment also includes a dirty liquid collection box, the dirty liquid collection box is arranged on the main body; a cleaning cavity is arranged inside the dirty liquid collection box, and a The cleaning cavity communicates with the first inlet and the first outlet; the first outlet of the dirty liquid collection tank communicates with the liquid inlet on the filter.

Optionally, the cleaning equipment further includes a clean water tank, and a second inlet and a second outlet are opened on the clean water tank; the filter outlet on the filter communicates with the second inlet of the clean water tank, the The second outlet of the clean water tank communicates with the first inlet of the dirty liquid collection tank.

It can be seen from the above technical solution that the beneficial effects of the present invention are: in the cleaning equipment of the present invention, the liquid inlet in the filter allows sewage to enter the accommodating cavity, so that the sewage can circulate in the filter channel. The length of the flow path of the sewage in the filter channel is greater than the height distance between the liquid inlet and the liquid outlet. By increasing the flow path of the sewage in the filter, the flow rate of the sewage can be reduced, so that the filter can effectively filter the sewage , to improve the filtering effect of the filter. Based on the effective filtration of sewage by the filter, it can avoid the deposition of impurities in the sewage and make the inside of the cleaning equipment smelly and difficult to clean, improving the user experience.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present application, and those skilled in the art can also obtain other drawings according to the structures shown in these drawings without creative effort.

Fig. 1 is a schematic structural view of an embodiment of the cleaning equipment of the present invention.

Fig. 2 is an exploded view of the cleaning device shown in Fig. 1 .

Fig. 3 is a top view of the cleaning device shown in Fig. 1 .

Fig. 4 is a sectional view along A-A direction of Fig. 3 .

Fig. 5 is a cross-sectional view along B-B direction of Fig. 3 .

Fig. 6 is a schematic structural view of the cover in the cleaning device shown in Fig. 1 .

Fig. 7 is a schematic structural view of the box main body in the cleaning device shown in Fig. 1 .

Fig. 8 is a cross-sectional view along C-C direction in Fig. 7 .

The realization of the purpose of the present invention, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

Typical embodiments that embody the features and advantages of the present invention will be described in detail in the following description. It should be understood that the present invention is capable of various changes in different embodiments without departing from the scope of the present invention, and that the description and illustrations therein are illustrative in nature and not limiting. this invention.

In order to further illustrate the principle and structure of the present invention, preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

The present application provides a cleaning device. The cleaning device can be a base station. The base station is used to cooperate with the cleaning robot. The base station is used to maintain the cleaning robot. Specifically, the base station can be used for charging the cleaning robot and mopping the cleaning robot. Wipe parts to clean, and realize air drying, dust collection and other functions.

In addition, the cleaning equipment provided by the present application can also be a cleaning robot, which can be commercial or household, and specifically can be automatic equipment such as a sweeping robot, a mopping robot, a floor washing robot, a sweeping and mopping machine, or a handheld semi-automatic equipment.

The present application provides a cleaning device, which includes a main body and a filter. The filter is arranged on the main body and is used for filtering liquid.

Referring to Fig. 1 to Fig. 5, in an embodiment of the cleaning equipment of the present application, a housing chamber 101 is provided inside the filter 10, and a liquid inlet 102 and a liquid outlet 103 communicating with the housing chamber 101 are provided on the filter 10 . The accommodating cavity 101 of the filter 10 is provided with a filter channel, and the length of the flow path of the liquid in the filter channel is greater than the height distance between the liquid inlet 102 and the liquid outlet 103 .

For the cleaning device of this embodiment, the liquid inlet 102 in the filter 10 allows sewage to enter the accommodating cavity 101, so that the sewage can circulate in the filter channel. The length of the flow path of the sewage in the filter channel is greater than the height distance between the liquid inlet 102 and the liquid outlet 103, by increasing the flow path of the sewage in the filter 10, the flow velocity of the sewage can be reduced, so that the filter 10 has a greater impact on the sewage. Effective filtering is carried out, and the filtering effect of the filter 10 is improved. Based on the effective filtration of the sewage by the filter 10, it is possible to avoid the deposition of impurities in the sewage and make the inside of the cleaning equipment smelly and difficult to clean, thereby improving the user experience.

In this embodiment, the filter 10 includes a filter box 11 , and the filter box 11 includes a box body 111 and a drainage member 112 . The box body 111 is a cylindrical structure, the inner cavity of the box body 111 constitutes the accommodating cavity 101 , and the liquid inlet 102 and the liquid outlet 103 are respectively arranged on the top and bottom of the box body 111 . The drainage member 112 is arranged inside the box body 111 and connected to the inner wall of the box body 111 to form a filter channel in the accommodating chamber 101, so that the liquid entering the interior of the accommodating chamber 101 from the liquid inlet 102 flows along the surface of the drainage member 112 circulation.

The drainage member 112 in this embodiment is in a spiral shape, that is, the drainage member 112 has a spiral trend from top to bottom in the height direction of the box body 111 . The surface of the drainage member 112 forms a filter channel, and the liquid circulates on the surface of the drainage member 112 , so that the length of the liquid circulation path is greater than the height distance between the liquid inlet 102 and the liquid outlet 103 .

It can be understood that, in addition to the helical drainage piece 112 shown in this embodiment, the drainage piece 112 can also be in other structural forms, such as stepped, inclined ladder, wave shape, etc., as long as the surface of the drainage piece 112 It only needs to be an inclined plane, and make the flow path of the liquid on the surface of the drainage member 112 larger than the height distance between the liquid inlet 102 and the liquid outlet 103 .

In this embodiment, the box body 111 includes a box body 1111 and a cover body 1112 , the top of the box body 1111 has an opening, and the cover body 1112 covers the opening of the box body 1111 . The space enclosed between the cover body 1112 and the box body 1111 constitutes the accommodating cavity 101 , and the drainage member 112 is disposed inside the box body 1111 and connected to the inner wall of the box body 1111 .

The liquid inlet 102 is opened on the side wall of the cover body 1112 , through which liquid can enter the accommodating cavity 101 of the box body 111 . Referring to FIG. 6 , the filter box 11 of this embodiment further includes a baffle 113 protruding from the inner wall of the cover 1112 and disposed near the liquid inlet 102 . The blocking piece 113 includes a blocking surface 1131 for blocking the liquid, and the blocking surface 1131 is disposed toward the liquid inlet 102 .

When the liquid enters the accommodating cavity 101 of the box body 111 from the liquid inlet 102, the stop surface 1131 of the baffle 113 can stop the liquid at the liquid inlet 102, so that all the liquid can be collected on the drainage member 112 , so that the liquid circulates in the accommodating cavity 101 along the surface of the drainage member 112 .

In this embodiment, as shown in FIG. 7 and FIG. 8 , the filter channel formed on the surface of the drainage member 112 has a start end and a stop end, and the flow path of the liquid in the filter channel is from the start end to the stop end. In this embodiment, the liquid inlet 102 is set corresponding to the starting end. After the liquid enters the accommodating chamber 101 from the liquid inlet 102, it can flow directly from the starting end until it flows to the ending end, so as to ensure that the liquid is in the accommodating chamber. Effective circulation path in 101.

The drainage member 112 is spirally arranged inside the box body 111 along a direction of 360°, and this arrangement can extend the length of the filter channel formed on the surface of the drainage member 112 as much as possible, so as to effectively prolong the circulation of the liquid in the accommodating cavity 101 path.

Further, as shown in FIG. 1 to FIG. 5 , the filter 10 of this embodiment further includes a filter net 12 , and the filter net 12 is disposed under the box body 111 . The filter screen 12 is used to filter the liquid, and the filter screen 12 has a plurality of filter holes 121 arranged at intervals to remove large particles of impurities in the liquid. The mesh number and diameter of the filter holes 121 on the filter screen 12 can be set accordingly for the situation of impurities in the liquid and the effect to be filtered.

The liquid enters the accommodating cavity 101 from the liquid inlet 102 of the filter 10, flows along the filter channel formed on the surface of the drainage member 112, then flows out from the liquid outlet 103 of the filter 10, and flows to the filter screen 12 below, thereby being filtered by the filter screen 12 Filtration to remove large particle impurities.

In this embodiment, the drainage member 112 is provided with a plurality of drainage holes, and the plurality of drainage holes are evenly arranged on the drainage member 112 along the flow path. There are multiple liquid outlets 103 of the filter 10 , and the multiple liquid outlets 103 are evenly spaced at the bottom of the box body 111 .

When the liquid circulates in the filter channel formed on the surface of the drainage member 112, under the action of multiple drainage holes and multiple liquid outlets 103, the liquid can evenly cover the filter screen 12, so that the filter screen 12 can effectively treat the sewage. Filtration ensures the filtering effect of the filter 10 on sewage.

Further, the filter 10 of this embodiment further includes a casing 13, and the casing 13 includes a first casing 131 and a second casing 132 connected up and down. Wherein, the first housing 131 is a cylindrical structure with two ends open and a hollow inside. The second housing 132 is a cylindrical structure with an opening at the top, the opening at the top of the second housing 132 forms a filter inlet 1321 , and the bottom of the second housing 132 is provided with a filter outlet 1322 .

The first housing 131 is arranged on the top of the second housing 132, so that the filter inlet 1321 of the second housing 132 communicates with the liquid outlet 103 on the filter box 11, so that the sewage filtered through the filter screen 12 is filtered by the filter inlet. 1321 into the second housing 132 .

In this embodiment, a protruding portion 1311 is formed on the periphery of the top opening of the first housing 131 , and a receiving groove 1312 is formed at the bottom opening of the first housing 131 . The bottom of the cover 1112 in the box body 111 is provided with a slot 1113, and the protrusion 1311 is snapped into the slot 1113, so that the filter box 11 is detachably connected to the first housing 131, and the box body 1111 is accommodated in the The inside of the first casing 131 .

The first housing 131 is provided with an annular supporting portion 1313 , and the bearing portion 1313 protrudes from the inner wall of the first housing 131 and is disposed near the bottom of the first housing 131 . The filter screen 12 is disposed on the carrying portion 1313 and located below the box body 111 . By disposing the filter box 11 and the first housing 131 in a detachable connection, the filter box 11 and the first housing 131 can be disassembled more conveniently, and the replacement of the filter screen 12 is facilitated.

In this embodiment, the filter 10 further includes a plurality of filter elements 14 , and the plurality of filter elements 14 are arranged in layers along a direction extending from the filter inlet 1321 to the filter outlet 1322 .

The filter element 14 in this embodiment is a membrane structure made of filter material to filter liquid. A plurality of filter elements 14 are arranged in layers in the second housing 132, which can filter the liquid layer by layer and enhance the filtering effect to remove impurities such as suspended solids, particulate matter, and colored substances in the sewage, thereby filtering the sewage into clean water.

In this embodiment, the filter 10 includes three layers of filter elements 14 . Wherein from top to bottom, the first layer of filter elements 14 can filter the visible suspended solids, rust, silt and other substances in the sewage; The layer filter 14 can remove bacteria, viruses, inorganic substances, etc. in the sewage.

The filter 10 of this embodiment also includes a blocking net 15, which is a mesh structure. The blocking net 15 is disposed inside the second casing 132 and is arranged below the third layer of filter membrane. By setting the filter net 12, the filter core material of the filter membrane can be prevented from flowing out with the liquid, so as to ensure the integrity of the overall structure of the filter membrane and ensure the filtering effect of the filter membrane.

The top peripheral edge of the second shell 132 is snapped into the accommodating groove 1312 in the first shell 131 , so that the second shell 132 is detachably connected to the first shell 131 . By disposing the first housing 131 and the second housing 132 in a detachable connection, the second housing 132 and the first housing 131 can be disassembled more conveniently, and the replacement of the filter membrane is facilitated.

In this embodiment, the filter outlet 1322 is disposed near the center of the bottom of the second housing 132 . The filter 10 includes a plurality of ribs 16 protruding from the bottom inner wall of the second housing 132 . A plurality of ribs 16 are arranged at intervals along the circumference of the filter outlet 1322 , and a diversion groove 161 is formed between two adjacent ribs 16 and the bottom inner wall of the second housing 132 . The guide groove 161 is inclined towards the filter outlet 1322 .

After the sewage enters the second casing 132, it is filtered by the multi-layer filter element 14 into clean water. Clean water is collected through the diversion groove 161 and guided to the filter outlet 1322 to flow out. By setting the diversion groove 161 obliquely, it is possible to better guide and flow out the clean water.

In this embodiment, the cleaning device further includes a dirty liquid collection box, and the dirty liquid collection box is arranged on the main body. A cleaning chamber is provided inside the dirty liquid collecting box, and a first inlet and a first outlet are provided on the dirty liquid collecting box, both of which are connected with the cleaning chamber.

One side of the dirty liquid collection box is provided with an opening communicating with the cleaning chamber, and the cleaning robot can enter the cleaning chamber through the opening of the dirty liquid collecting box, and the mopping parts of the cleaning robot can be cleaned by clear water in the cleaning chamber. When the mop is cleaned, sewage will be produced in the dirty liquid collection tank.

The cleaning equipment in this embodiment also includes a clean water tank, and a second inlet and a second outlet are opened on the clean water tank. The first outlet of the dirty liquid collection tank is communicated with the liquid inlet 102 on the filter 10, the filter outlet 1322 of the filter 10 is communicated with the second inlet of the clean water tank, and the second outlet of the clean water tank is connected with the second outlet of the dirty liquid collection tank. One inlet is connected, so that the sewage in the dirty liquid collection box enters the filter 10 and is filtered into clean water, and the clean water enters the clean water tank, and then enters the dirty liquid collection box from the clean water tank, and is used to clean the mopping parts, so as to realize the removal of sewage. Recycling.

By filtering the sewage into clean water for recycling, the long-lasting working time of the cleaning equipment can be increased, the frequent manual operation of adding clean water to the clean water tank can be avoided, and water can also be saved. At the same time, the sewage is filtered through the filter 10, which can solve the problem of easy odor inside the cleaning equipment. In addition, recycling the sewage in the sewage collection tank can avoid the operation of artificially dumping sewage and make the cleaning equipment more intelligent. On this basis, the volume of the clean water tank can be increased, and the storage capacity of clean water can be increased, so as to make the cleaning equipment work longer and improve the user experience.

For the cleaning device of this embodiment, the liquid inlet in the filter allows sewage to enter the accommodating cavity, so that the sewage can circulate in the filtering channel. The length of the flow path of the sewage in the filter channel is greater than the height distance between the liquid inlet and the liquid outlet. By increasing the flow path of the sewage in the filter, the flow rate of the sewage can be reduced, so that the filter can effectively filter the sewage , to improve the filtering effect of the filter. Based on the effective filtration of sewage by the filter, it can avoid the deposition of impurities in the sewage and make the inside of the cleaning equipment smelly and difficult to clean, and improve the user experience.

While this invention has been described with reference to several exemplary embodiments, it is understood that the terms which have been used are words of description and illustration, rather than of limitation. Since the present invention can be embodied in many forms without departing from the spirit or essence of the invention, it should be understood that the above-described embodiments are not limited to any of the foregoing details, but should be construed broadly within the spirit and scope of the appended claims. , all changes and modifications falling within the scope of the claims or their equivalents shall be covered by the appended claims.

Claims

A cleaning device, characterized in that it comprises:

main body;

A filter, which is arranged on the main body, is used to filter the liquid; the inside of the filter is provided with an accommodation cavity, and the filter is provided with a liquid inlet and a liquid outlet communicating with the accommodation cavity A filtering channel is provided in the accommodating cavity of the filter, and the length of the flow path of the liquid in the filtering channel is greater than the height distance between the liquid inlet and the liquid outlet.
The cleaning device according to claim 1, wherein the filter includes a filter box, the filter box includes a box body and a drainage member, the inner cavity of the box body constitutes the accommodating cavity, the The liquid inlet and the liquid outlet are respectively arranged on the top and the bottom of the box;

The drainage member is arranged inside the box body and connected to the inner wall of the box body to form the filter channel in the accommodating cavity, so that the liquid circulates along the surface of the drainage member, and the drainage The surface of the piece is beveled.
The cleaning device according to claim 2, wherein the filter comprises a filter net for filtering the liquid, and the filter net is arranged under the box body.
The cleaning device according to claim 2, wherein the drainage member is in a spiral shape.
The cleaning device according to claim 3, wherein a plurality of drainage holes are opened on the drainage member, and the plurality of drainage holes are arranged at intervals along the flow path.
The cleaning device according to claim 3, wherein there are multiple liquid outlets, and the multiple liquid outlets are arranged at intervals on the bottom of the box.
The cleaning device according to claim 2, wherein the liquid inlet is opened on the side wall of the top of the box body, and the filter box further includes a baffle, and the baffle is protruded from the box On the inner wall of the body, the blocking sheet includes a blocking surface for blocking liquid, and the blocking surface is arranged facing the liquid inlet.
The cleaning device according to any one of claims 1-7, wherein the filter comprises a casing, the casing includes a first casing and a second casing connected up and down, and the accommodating cavity is arranged at In the first housing; the top of the second housing is provided with a filter inlet communicating with the liquid outlet, and the bottom of the second housing is provided with a filter outlet; the filter also includes a filter for A filter element for filtering liquid, the filter element is arranged inside the second housing.
The cleaning device according to claim 8, wherein there are a plurality of filter elements, and the plurality of filter elements are arranged in layers in a direction extending from the filter inlet to the filter outlet.
The cleaning device according to claim 8, wherein the filter further comprises a blocking net, and the blocking net is a mesh structure; the blocking net is arranged inside the second housing, and is arranged on below the filter.
The cleaning device according to claim 8, wherein the first housing is detachably connected to the second housing.
The cleaning device according to claim 8, wherein the filter outlet is arranged close to the center of the bottom of the second casing, the filter includes a plurality of ribs, and the ribs are protrudingly arranged on the second housing. On the inner wall of the bottom of the second housing, a plurality of ribs are arranged at intervals along the circumference of the filter outlet; a diversion groove is formed between two adjacent ribs and the inner wall of the bottom of the second housing, The guide groove is inclined towards the filter outlet.
The cleaning equipment according to claim 8, characterized in that, the cleaning equipment also includes a dirty liquid collection box, the dirty liquid collection box is arranged on the main body; a cleaning chamber is arranged inside the dirty liquid collection box, A first inlet and a first outlet communicating with the cleaning chamber are opened on the dirty liquid collecting box; the first outlet of the dirty liquid collecting box is connected with the liquid inlet on the filter.
The cleaning equipment according to claim 13, characterized in that, the cleaning equipment also includes a clean water tank, and a second inlet and a second outlet are opened on the clean water tank; the filter outlet on the filter is connected with the clean water The second inlet of the tank is connected, and the second outlet of the clean water tank is connected with the first inlet of the dirty liquid collection tank.