Filter screen device and cleaning robot

Abstract

The utility model provides a filter screen device and a cleaning robot, the filter screen device comprises a sewage tank, a filter screen assembly and a sewage pipe, and the sewage tank is provided with a sewage space; the filter screen assembly is located in the sewage space; the filter screen assembly comprises a filter screen and a filter bag; the filter screen is mounted in the sewage tank; the sewage pipe penetrates through the sewage tank and the filter screen; the sewage discharge end of the sewage pipe is positioned in the filter screen and faces the filter bag; sewage discharged from the sewage discharge end of the sewage pipe passes through the filter bag and is output to the sewage space of the sewage tank under the filtering action of the filter bag, the filtering effect of the filter bag is fully utilized, fine particle garbage is contained in the filter bag and cannot block the sewage discharge end of the sewage tank, the filtering effect of the filter screen device is improved, and meanwhile, the filter screen device is convenient to use. The filter bag is arranged on the lower side of the filter screen and connected to the filter screen, so that replacement of the filter bag is guaranteed, and the supporting effect of the filter screen is fully utilized.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning robots, in particular to a filter device and a cleaning robot. Background Art

[0002] With the development of technology, cleaning robots are applied to places such as shopping malls, supermarkets, hospitals, hotels, etc. As a part of the floor washing robot, the filter device is used to filter sewage.

[0003] In the prior art, the existing filter device includes a sewage tank and a filter screen. The sewage tank is provided with a sewage space; the filter screen is located in the sewage space and is connected to the sewage tank. However, the filter screen cannot filter particularly fine particulate garbage, and the fine particulate garbage accumulates in the sewage tank, thus blocking the sewage discharge end of the sewage tank, resulting in poor filtering effect of the existing filter device. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a filter device and a cleaning robot. The sewage tank is provided with a sewage space; the filter screen assembly is located in the sewage space; the filter screen assembly includes a filter screen and a filter bag; the filter screen is installed on the sewage tank, and the sewage pipe passes through the sewage tank and the filter screen; the sewage discharge end of the sewage pipe is located inside the filter screen and faces the filter bag; the sewage discharged from the sewage discharge end of the sewage pipe passes through the filter bag and is output to the sewage space of the sewage tank under the filtering action of the filter bag, making full use of the filtering effect of the filter bag. The fine particulate garbage is contained in the filter bag and does not block the sewage discharge end of the sewage tank, improving the filtering effect of the filter device. At the same time, the filter bag is arranged below the filter screen and is connected to the filter screen, ensuring the replacement of the filter bag and making full use of the supporting role of the filter screen.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A filter device applied to a cleaning robot, the filter device comprising:

[0007] A sewage tank provided with a sewage space;

[0008] A filter screen assembly located in the sewage space; the filter screen assembly includes a filter screen and a filter bag; the filter screen is installed on the sewage tank, the filter bag is arranged below the filter screen and is connected to the filter screen;

[0009] A sewage pipe passing through the sewage tank and the filter screen; the sewage discharge end of the sewage pipe is located inside the filter screen and faces the filter bag;

[0010] The sewage discharged from the sewage discharge end of the sewage pipe passes through the filter bag and is output to the sewage space of the sewage tank under the filtering action of the filter bag.

[0011] Optionally, the sewage tank is provided with an installation part;

[0012] The filter net is detachably installed on the installation part; an installation hole is provided at the bottom of the filter net;

[0013] The filter bag is installed in the installation hole and is arranged along the circumferential side of the installation hole; the filter bag is used for filtering the sewage discharged from the sewage discharge end of the sewage pipe.

[0014] Optionally, the filter bag is sleeved on the installation hole and is sealingly connected to the installation hole;

[0015] The filter bag is provided with a plurality of first filter holes, and the plurality of first filter holes are used for allowing sewage to pass through and blocking sundries, so that the filter bag can accommodate the sundries in the sewage.

[0016] Optionally, a guiding part is provided on the part of the filter net close to the filter bag, and the guiding part is arranged in an annular inclined manner towards the opening of the filter bag.

[0017] Optionally, the filter net is provided with second filter holes, the second filter holes are located on one side of the first filter holes, the second filter holes are opened on the circumferential side wall of the filter net, and the second filter holes are used for filtering sewage.

[0018] Optionally, the second filter holes are located above the first filter holes, and the height position of the second filter holes is greater than the height position of the filter bag.

[0019] Optionally, there are multiple groups of the second filter holes, and the multiple groups of second filter holes are respectively arranged on adjacent circumferential side walls of the filter net.

[0020] Optionally, the aperture of the second filter holes is larger than the aperture of the first filter holes.

[0021] Optionally, the sewage pipe is arranged in a curved shape, the adsorption end of the sewage pipe is located below the sewage tank, and the sewage pipe penetrates through the filter net.

[0022] A cleaning robot includes the above-mentioned filter net device.

[0023] Compared with the prior art, the beneficial effects of the present utility model are:

[0024] The present utility model provides a filter net device and a cleaning robot. The sewage tank is provided with a sewage space; the filter net assembly is located in the sewage space; the filter net assembly includes a filter net and a filter bag; the filter net is installed on the sewage tank, and a sewage pipe penetrates through the sewage tank and the filter net; the sewage discharge end of the sewage pipe is located inside the filter net and faces the filter bag; the sewage discharged from the sewage discharge end of the sewage pipe passes through the filter bag and is output to the sewage space of the sewage tank under the filtering action of the filter bag, making full use of the filtering effect of the filter bag. Fine particulate garbage is contained in the filter bag and will not block the sewage discharge end of the sewage tank, improving the filtering effect of the filter net device. At the same time, the filter bag is arranged below the filter net and connected to the filter net, ensuring the replacement of the filter bag and making full use of the supporting effect of the filter net. Description of the Drawings

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present application, and those skilled in the art can obtain other drawings based on these drawings without creative efforts.

[0026] In order to more completely understand the present application and its beneficial effects, the following will be described in conjunction with the drawings. Among them, the same reference numerals represent the same parts in the following description.

[0027] Figure 1 Shows a schematic diagram of the filter net device according to the utility model of the present application.

[0028] Figure 2 Shows a cross-sectional view of the filter net device according to the utility model of the present application.

[0029] Figure 3 Shows a schematic connection diagram of the sewage tank and the sewage pipe of the filter net device according to the utility model of the present application.

[0030] Figure 4 Shows a schematic diagram of the filter net assembly of the filter net device according to the utility model of the present application.

[0031] Figure 5 Shows a cross-sectional view of the filter net assembly of the filter net device according to the utility model of the present application.

[0032] Reference Numerals

[0033] 100, filter net device;

[0034] 10, sewage tank; 10a, sewage space; 11, installation part;

[0035] 20. Filter screen assembly; 21. Filter screen; 21a. Mounting hole; 21b. Second filter hole; 211. Guide portion; 22. Filter bag; 22a. First filter hole

[0036] 30. Sewage pipe Specific embodiments

[0037] Next, the technical solutions in the embodiments of the present application will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of protection of the present application

[0038] Please refer to the attached Figures 1-2 , the present utility model provides a filter screen device 100. The filter screen device 100 is applied to a cleaning robot, and the filter screen device 100 is used to filter sewage

[0039] Please refer to the attached Figures 1-2 , in the embodiment of the present application, the filter screen device 100 includes a sewage tank 10, a filter screen assembly 20, and a sewage pipe 30. The filter screen assembly 20 and the sewage pipe 30 are inside the sewage tank 10. The filter screen assembly 20 is installed in the sewage tank 10. The sewage pipe 30 passes through the sewage tank 10 and the filter screen 21. The sewage discharge end of the sewage pipe 30 is inside the filter screen 21 and faces the filter bag 22; the sewage discharged from the sewage discharge end of the sewage pipe 30 passes through the filter bag 22 and is output to the sewage space 10a of the sewage tank 10 under the filtering action of the filter bag 22, making full use of the filtering effect of the filter bag 22. Fine particulate garbage is contained in the filter bag 22 and will not block the sewage discharge end of the sewage tank 10, improving the filtering effect of the filter screen device 100. At the same time, the filter bag 22 is arranged below the filter screen 21 and connected to the filter screen 21, ensuring the replacement of the filter bag 22 and making full use of the supporting role of the filter screen 21

[0040] Please refer to the attached Figures 1-3 , in the embodiment of the present application, the sewage tank 10 serves as a supporting component of the filter screen device 100. The sewage tank 10 is used to support the filter screen assembly 20 and the sewage pipe 30. The sewage tank 10 is provided with a sewage space 10a. The sewage space 10a serves as the internal space of the sewage tank 10, and the sewage space 10a is used to accommodate sewage

[0041] Please refer to the attached Figures 1-5, in the embodiment of the present application, the filter screen assembly 20 is located in the sewage space 10a; the filter screen assembly 20 includes a filter screen 21 and a filter bag 22; the filter screen 21 is installed in the sewage tank 10, so that the filter screen assembly 20 is fixed to the inner side of the sewage tank 10 through the filter screen 21. The filter bag 22 is arranged below the filter screen 21 and connected to the filter screen 21, ensuring the replacement of the filter bag 22 and making full use of the supporting effect of the filter screen 21, so that sewage flows through the filter screen 21 to the filter bag 22.

[0042] Please refer to the appendix Figures 1-5 , in the embodiment of the present application, the sewage pipe 30 is located between the sewage tank 10 and the filter screen 21, and the sewage pipe 30 penetrates through the sewage tank 10 and the filter screen 21; the sewage discharge end of the sewage pipe 30 is located inside the filter screen 21 and faces the filter bag 22; the sewage discharged from the sewage discharge end of the sewage pipe 30 passes through the filter bag 22 and is output to the sewage space 10a of the sewage tank 10 under the filtering action of the filter bag 22, making full use of the filtering effect of the filter bag 22. Fine particulate garbage is contained in the filter bag 22 and will not block the sewage discharge end of the sewage tank 10, improving the filtering effect of the filter screen device 100.

[0043] Please refer to the appendix Figures 1-5 , at this time, the sewage tank 10 is provided with an installation part 11; the filter screen 21 is detachably installed on the installation part 11, so that the filter screen 21 can be connected to or detached from the installation part 11. When the filter screen 21 is connected to the installation part 11, the filter screen 21 is fixed to the sewage tank 10 through the installation part 11. When the filter screen 21 is detached from the installation part 11, the convenience of replacing the filter screen 21 is improved, and thus it is convenient for the filter screen assembly 20 to be detached from the sewage tank 10 through the filter screen 21.

[0044] Please refer to the appendix Figures 4-5 , wherein, the bottom of the filter screen 21 is provided with an installation hole 21a; the filter bag 22 is installed in the installation hole 21a and arranged along the circumferential side of the installation hole 21a, so that the filter bag 22 is connected to the filter screen 21 through the installation hole 21a, and thus it is convenient for the filter bag 22 to communicate with the filter screen 21. The filter bag 22 is used to filter the sewage discharged from the sewage discharge end of the sewage pipe 30, making full use of the filtering effect of the filter bag 22. Fine particulate garbage is contained in the filter bag 22 and will not block the sewage discharge end of the sewage tank 10, improving the filtering effect of the filter screen device 100.

[0045] Please refer to the appendix Figures 4-5, In addition, the filter bag 22 is sleeved on the mounting hole 21a and is hermetically connected to the mounting hole 21a, so that the filter bag 22 can be hermetically connected to the filter net 21 through the mounting hole 21a, ensuring the connection effect between the filter bag 22 and the filter net 21; the filter bag 22 is provided with a plurality of first filter holes 22a, and the plurality of first filter holes 22a are used for allowing sewage to pass through and blocking sundries, so that the filter bag 22 can hold the sundries in the sewage, facilitating the sewage to flow to the bottom of the sewage space 10a through the plurality of first filter holes 22a. The fine particulate garbage is contained in the filter bag 22 and will not block the sewage discharge end of the sewage tank 10, improving the filtering effect of the filter net device 100.

[0046] Please refer to the appendix Figures 4-5 , In the embodiment of the present application, a guiding portion 211 is provided on the portion of the filter net 21 close to the filter bag 22. The guiding portion 211 is arranged in a circular and inclined manner towards the opening of the filter bag 22, so that the sewage in the filter net 21 can flow to the filter bag 22 under the guiding action of the guiding portion 211, improving the smoothness of the sewage flow and ensuring the filtering effect of the filter net device 100.

[0047] Please refer to the appendix Figures 4-5 , At this time, the filter net 21 is provided with second filter holes 21b. The second filter holes 21b are located above the first filter holes 22a. The second filter holes 21b are opened on the circumferential side wall of the filter net 21 and are used for filtering sewage, so that the sewage in the upper part can be filtered through the second filter holes 21b, facilitating the sewage to be filtered through the combination of the first filter holes 22a and the second filter holes 21b, and improving the filtering efficiency of the filter net device 100.

[0048] Please refer to the appendix Figures 4-5 , Among them, the second filter holes 21b are located above the first filter holes 22a, and the height position of the second filter holes 21b is greater than the height position of the filter bag 22, so that the sewage in the lower side can be filtered through the first filter holes 22a, and the sewage in the upper side can be filtered through the second filter holes 21b, facilitating the sewage to be filtered through the combination of the first filter holes 22a and the second filter holes 21b, and improving the filtering efficiency of the filter net device 100.

[0049] Please refer to the appendix Figures 4-5 , In addition, there are multiple groups of second filter holes 21b, and the multiple groups of second filter holes 21b are respectively arranged on the adjacent circumferential side walls of the filter net 21, so that the sewage can be filtered in multiple directions through the multiple groups of second filter holes 21b. By arranging the multiple groups of second filter holes 21b, the filtering efficiency of the second filter holes 21b relative to the sewage is increased, further improving the filtering effect of the filter net device 100.

[0050] Please refer to the appendix Figures 4-5, optionally, the aperture of the second filtering hole 21b is larger than that of the first filtering hole 22a, so that the filtering efficiency of the second filtering hole 21b is higher than that of the first filtering hole 22a, avoiding the amount of sewage output by the sewage pipe 30 being higher than that of the filter net 21.

[0051] Please refer to the appendix Figures 4-5 , in the embodiment of the present application, the sewage pipe 30 is arranged in a curved shape, the adsorption end of the sewage pipe 30 is below the sewage tank 10, and the sewage pipe 30 penetrates through the filter net 21, so that the sewage pipe 30 extends upward from the bottom to the filter net 21, thereby facilitating the sewage pipe 30 to flow the sewage upward from the bottom to the filter net 21 under the adsorption action, and further facilitating the sewage on the filter net 21 to flow downward to the filter bag 22 from top to bottom, so as to filter the sewage output by the sewage pipe 30.

[0052] In another embodiment, a cleaning robot includes a filter net device 100. The filter net device 100 is a part of the cleaning robot, and the cleaning robot is used to clean the floor. At this time, the filter net assembly 20 includes a filter net 21 and a filter bag 22; the filter net 21 is installed in the sewage tank 10, and the sewage pipe 30 penetrates through the sewage tank 10 and the filter net 21; the sewage discharge end of the sewage pipe 30 is inside the filter net 21 and faces the filter bag 22; the sewage discharged from the sewage discharge end of the sewage pipe 30 passes through the filter bag 22 and is output to the sewage space 10a of the sewage tank 10 under the filtering action of the filter bag 22, making full use of the filtering effect of the filter bag 22. Fine particle garbage is contained in the filter bag 22 and will not block the sewage discharge end of the sewage tank 10, improving the filtering effect of the filter net device 100. At the same time, the filter bag 22 is arranged below the filter net 21 and connected to the filter net 21, ensuring the replacement of the filter bag 22, making full use of the supporting role of the filter net 21, and improving the filtering effect of the cleaning robot.

[0053] Compared with the prior art, the beneficial effects of the present utility model are:

[0054] The present utility model provides a filter device 100 and a cleaning robot. The sewage tank 10 is provided with a sewage space 10a; the filter assembly 20 is located in the sewage space 10a; the filter assembly 20 includes a filter screen 21 and a filter bag 22; the filter screen 21 is installed on the sewage tank 10, and the sewage pipe 30 passes through the sewage tank 10 and the filter screen 21; the sewage discharge end of the sewage pipe 30 is located inside the filter screen 21 and faces the filter bag 22; the sewage discharged from the sewage discharge end of the sewage pipe 30 passes through the filter bag 22 and is output to the sewage space 10a of the sewage tank 10 under the filtering action of the filter bag 22, making full use of the filtering effect of the filter bag 22. Fine particulate garbage is contained in the filter bag 22 and will not block the sewage discharge end of the sewage tank 10, improving the filtering effect of the filter device 100. At the same time, the filter bag 22 is arranged below the filter screen 21 and connected to the filter screen 21, ensuring the replacement of the filter bag 22 and making full use of the supporting effect of the filter screen 21.

[0055] In the above embodiments, the descriptions of the various embodiments have their own emphases. For parts not detailed in a certain embodiment, reference may be made to the relevant descriptions of other embodiments.

[0056] In the description of the present application, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more features.

[0057] Specific examples are used in this article to elaborate on the principles and implementation manners of the present application. The descriptions of the above embodiments are only used to help understand the method and its core idea of the present application; at the same time, for those skilled in the art, according to the idea of the present application, there will be changes in the specific implementation manners and application scopes. In summary, the content of this specification should not be construed as a limitation to the present application.

Claims

1. A filter device, characterized in that: Applied to a cleaning robot, the filter device comprises: A sewage tank, provided with a sewage space; A filter screen assembly is located in the sewage space; the filter screen assembly includes a filter screen and a filter bag; the filter screen is installed in the sewage tank, and the filter bag is arranged at the lower side of the filter screen and connected to the filter screen; A sewage pipe is passed through the sewage tank and the filter screen; the sewage discharge end of the sewage pipe is located in the filter screen and faces the filter bag; The sewage discharged through the sewage discharge end of the sewage pipe passes through the filter bag and is output to the sewage space of the sewage tank under the filtering action of the filter bag.

2. The filter device according to claim 1, characterized in that: The sewage tank is provided with a mounting portion; The filter screen is detachably mounted on the mounting portion; a mounting hole is provided at the bottom of the filter screen; The filter bag is installed in the installation hole and arranged along the peripheral side of the installation hole; the filter bag is used to filter the sewage discharged through the sewage discharge end of the sewage pipe.

3. The filter device according to claim 2, characterized in that: The filter bag is sleeved on the mounting hole and sealedly connected to the mounting hole; The filter bag is provided with a plurality of first filter holes, and the plurality of first filter holes are used for passing sewage and blocking debris, so that the filter bag can accommodate the debris in the sewage.

4. The filter device according to claim 3, characterized in that: A portion of the filter net close to the filter bag is provided with a guide portion, and the guide portion is arranged in a circular manner and tilted toward the opening of the filter bag.

5. The filter device according to claim 3, characterized in that: The filter net is provided with a second filter hole, the second filter hole is located at one side of the first filter hole, the second filter hole is opened on the peripheral side wall of the filter net, and the second filter hole is used for filtering sewage.

6. The filter device according to claim 5, characterized in that: The second filter hole is located above the first filter hole, and the height of the second filter hole is greater than the height of the filter bag.

7. The filter device according to claim 5, characterized in that: The second filter holes have a plurality of groups, and the plurality of groups of the second filter holes are respectively arranged on a plurality of adjacent peripheral side walls of the filter net.

8. The filter device according to claim 5, characterized in that: The aperture of the second filter hole is larger than the aperture of the first filter hole.

9. The filter device according to claim 1, characterized in that: The sewage pipe is arranged in a curved manner, the adsorption end of the sewage pipe is located below the sewage tank, and the sewage pipe passes through the filter net.

10. A cleaning robot, characterized in that: The invention comprises a filter device as claimed in any one of claims 1 to 9.

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