CN216023404U

CN216023404U - Filtration piece of recovery container

Info

Publication number: CN216023404U
Application number: CN202121939177.XU
Authority: CN
Inventors: 檀冲; 李铭洲; 谢中山; 黄建; 王洋洋; 秦阳; 郑传富
Original assignee: Beijing Puppy Vacuum Cleaner Group Co Ltd
Current assignee: Beijing Puppy Vacuum Cleaner Group Co Ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-03-15
Anticipated expiration: 2031-08-18

Abstract

The utility model relates to a filter element of a recovery container, belongs to the technical field of household appliances, and aims to solve the problem that an existing sewage tank is difficult to clean. The filter member of the recovery container of the present invention comprises: the filter box is positioned in the recovery container and is used for carrying out solid-liquid separation on the dusty fluid entering the recovery container; the flow guide pipe is positioned in the filter box and is provided with a flow guide port for guiding the dust-containing fluid into the filter box; the flow guide opening is an L-shaped opening and is positioned at the top end of the flow guide pipe. The filter element of the utility model realizes solid-liquid separation of the dusty fluid entering the recovery container, is convenient for cleaning the recovery container and avoids bacterial nourishment caused by mixing solid impurities with waste liquid.

Description

Filtration piece of recovery container

Technical Field

The utility model relates to the technical field of household appliances, in particular to a filter element of a recovery container.

Background

At present, a fluid pipeline communicated with a floor brush of the floor cleaning device is arranged in a sewage tank of the existing floor cleaning device, the fluid pipeline extends from the bottom of the sewage tank to the interior of the sewage tank so as to guide dust-containing fluid (including solid impurities, waste liquid, dust-containing airflow and the like) absorbed by the floor brush into the sewage tank, gas in the dust-containing fluid flows out through an opening in the top of the sewage tank, and the solid impurities in the dust-containing fluid and the waste liquid are mixed together and stored in the sewage tank, so that the sewage tank is difficult to clean and is easy to nourish bacteria.

SUMMERY OF THE UTILITY MODEL

In view of the above analysis, the present invention is directed to a filter member for a recovery tank to solve the problem of the difficulty in cleaning the existing wastewater tank.

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

the present invention provides a filter element for a recovery container, comprising:

the filter box is positioned in the recovery container and is used for carrying out solid-liquid separation on the dusty fluid entering the recovery container;

the flow guide pipe is positioned in the filter box and is provided with a flow guide port for guiding the dust-containing fluid into the filter box;

the flow guide opening is an L-shaped opening and is positioned at the top end of the flow guide pipe.

Further, the diversion port comprises a through axial port and a through radial port;

the radial port is vertical to the central axis of the draft tube;

the axial opening is parallel to the central axis of the guide pipe, and the axial opening extends to the radial opening from the top end surface of the guide pipe.

Furthermore, the filter box is provided with a storage tank, and the bottom of the storage tank is provided with a plurality of filter holes;

the flow guide pipe is positioned in the storage tank, and the bottom of the flow guide pipe is connected with the bottom of the storage tank;

and a communicating opening communicated with the flow guide pipe is formed at the bottom of the groove.

Furthermore, the flow guide pipe is a stepped pipeline and comprises at least two stages of pipeline parts with different inner diameters, the pipeline part with the small inner diameter is positioned above the pipeline part with the large inner diameter, and the adjacent two stages of pipeline parts are connected through a lap joint part;

the lap joint part is perpendicular to the central axis of the flow guide pipe.

Furthermore, the draft tube comprises a first-stage pipeline part and a second-stage pipeline part, the first-stage pipeline part is positioned above the second-stage pipeline part, and the inner diameter of the first-stage pipeline part is smaller than that of the second-stage pipeline part;

the bottom end of the first-stage pipeline part is connected with the top end of the second-stage pipeline part through the lap joint part;

the radial port is formed in the first-stage pipeline part, and the axial port extends to the radial port from the top end face of the first-stage pipeline part.

Furthermore, the filter box comprises a side ring plate and a pore plate, and the side ring plate is arranged around the outer side of the pore plate and limited out of the storage groove;

the pore plate is provided with the filter pores which are communicated with the storage tank;

the pore plate is provided with the communicating port.

Furthermore, the filtering holes are round holes, the diameter is d, and d is more than or equal to 3mm and less than or equal to 5 mm.

Further, the bottom end of the side ring plate is connected with the pore plate;

the bottom of the flow guide pipe is connected with the upper surface of the pore plate and communicated with the communication port.

Further, the flow guide pipe is vertical to the upper surface of the pore plate;

the honeycomb duct to the orifice plate projection can cover the intercommunication mouth.

Further, the ring shape of the side ring plate is a D-shaped ring and comprises an arc-shaped part and a flat plate part which are connected end to end;

the pore plate is matched with the bottom of the side ring plate.

Further, the honeycomb duct is close to arc portion, and the water conservancy diversion mouth is towards the direction that arc portion is located.

Further, the filter box and the draft tube are integrally formed.

Further, the height of the flow guide opening is not lower than that of the storage groove.

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

(1) the filtering piece enables the dust-containing fluid entering the recovery container to realize solid-liquid separation, thereby not only facilitating the cleaning of the recovery container, but also avoiding bacterial nourishment caused by the mixing of solid impurities and waste liquid;

(2) the top of the flow guide pipe is provided with an L-shaped flow guide opening, so that dust-containing fluid can be guided into the filter box from different directions, the dust-containing fluid can be quickly guided into the storage tank, and a notch convenient for fingers to hook and hold is formed in the top of the flow guide pipe, so that a user can install, disassemble and move the filter element, and the user feeling is improved;

(3) the filtering speed of the pore plate is not less than the speed of the dust-containing fluid entering the filter box, so that the filter box is prevented from storing a large amount of dust-containing fluid to be filtered, and the solid-liquid separation effect of the filter element is prevented from being influenced;

(4) the diameter d of the filter holes is not less than 3mm and not more than 5mm, so that the waste liquid has a high seepage speed, and solid impurities can be filtered out as much as possible;

(5) the height of the flow guide opening of the flow guide pipe is not lower than that of the storage groove, so that dust-containing fluid in the storage groove is prevented from flowing back into the flow guide pipe from the flow guide opening, the influence of the dust-containing fluid or solid sundries in the storage groove on blocking the flow guide opening is avoided, and the dust-containing fluid is smoothly guided into the filter box.

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

Drawings

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

FIG. 1 is a schematic structural view (one) of a filter element of a recovery tank according to an embodiment;

FIG. 2 is a schematic structural view of a filter element of the recovery tank according to an embodiment (II);

FIG. 3 is a schematic diagram (III) of the filter element of the recovery tank according to an embodiment;

FIG. 4 is a cross-sectional view of a filter element of a recovery tank in accordance with an embodiment;

FIG. 5 is a cross-sectional view of a recovery tank in an embodiment.

Reference numerals:

1-a filter cartridge; 101-a filter hole; 102-a communication port; 11-side ring plate; 111-an arc; 112-a flat plate portion; 12-well plate; 2-a flow guide pipe; 201-a flow guide port; 201 a-axial port; 201 b-radial ports; 21-first stage conduit section; 22-second stage conduit section; 23-lap joint.

Detailed Description

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

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

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

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

In one embodiment of the present invention, a filter element for a recycling container is disclosed, as shown in fig. 1 to 5, comprising:

the filter box 1 is positioned in the recovery container and is used for carrying out solid-liquid separation on the dusty fluid entering the recovery container;

the draft tube 2 is positioned in the filter box 1, and the draft tube 2 is provided with a flow guide port 201 for guiding the dust-containing fluid into the filter box 1;

the flow guide opening 201 is an L-shaped opening and is located at the top end of the flow guide pipe 2.

It should be noted that the dust-containing fluid includes solid impurities (including solid matters such as hair and debris), waste liquid, dust-containing air flow, etc., and all the substances absorbed into the recovery container by the cleaning components (such as a floor brush, a rolling brush, etc.) of the cleaning device from the floor are contained in the dust-containing fluid.

Compared with the prior art, the filter element provided by the utility model has the advantages that solid-liquid separation of dust-containing fluid entering the recovery container is realized, the recovery container is convenient to clean, and bacterial nourishment caused by mixing of solid impurities and waste liquid is avoided. In addition, "L" shape water conservancy diversion mouth has been seted up at honeycomb duct 2's top, not only can make during the leading-in filter cartridge 1 of dirty fluid follow equidirectional not to in the dirty fluid leads to the storing inslot fast, honeycomb duct 2 top has formed the notch that makes things convenient for the finger to collude and hold, grip moreover, so that user installation, dismantlement, removal filter piece, the use body that improves the user feels.

Specifically, the diversion port 201 includes a through axial port 201a and a through radial port 201b, the axial port 201a is parallel to the central axis of the diversion pipe 2, the radial port 201b is perpendicular to the central axis of the diversion pipe 2, the axial port 201a extends from the top end surface of the diversion pipe 2 to the radial port 201b and is through with the radial port 201b, and the opening area of the radial port 201b is smaller than the cross-sectional area of the passage of the pipe portion where the radial port 201b is located. The flow guide 201 guides the dust-laden fluid into the filter cassette 1 from both radial and axial directions, so that the dust-laden fluid is quickly guided into the filter cassette 1.

The filter box 1 is provided with a storage tank, the bottom of the storage tank is provided with a filter hole 101, so that liquid in the dust-containing fluid entering the filter box 1 flows out of the filter hole 101, the liquid (namely waste liquid) in the dust-containing fluid flows out of the filter box 1 through the filter hole 101 and is stored at the bottom of the recovery container, and solid impurities in the dust-containing fluid are filtered by the filter box 1 and are stored in the storage tank, so that the solid impurities in the dust-containing fluid entering the recovery container and the waste liquid are stored in a partition mode.

Filter cartridge 1 includes side crown plate 11 and orifice plate 12, and side crown plate 11 encloses to establish and limits out in the orifice plate 12 outside the storing groove has been seted up on orifice plate 12 filtration pore 101, filtration pore 101 and storing groove intercommunication. Specifically, the bottom end of the side ring plate 11 is connected to the orifice plate 12.

The storing groove not only can be used for storing solid-state sundries, but also has a buffer effect on the dust-containing fluid so as to filter the dust-containing fluid entering the storing groove in sequence by the pore plate 12.

The perforated plate 12 is provided with a plurality of filtering holes 101, the filtering holes 101 may be regular round holes, square holes or irregular holes, preferably, the filtering holes 101 are round holes, and because holes with the same hole area are provided in the same area, the number of the round holes is the largest, and preferably, the filtering holes 101 are uniformly distributed on the perforated plate 12.

In order to avoid storing a large amount of dust-containing fluid to be filtered in the filter box 1, the water filtering speed of the orifice plate 12 is not less than the speed of the dust-containing fluid entering the filter box 1, and the diameter d, 3mm or more of the filter holes 101 is not less than 5mm, so that the waste liquid is ensured to have a fast seepage speed, and simultaneously, the solid impurities are ensured to be filtered out as much as possible, wherein d is 4mm in the embodiment.

In order to further increase the filtration speed of the filter cassette 1, the side ring plate 11 may be provided with filtration holes 101. In this embodiment, the filtering holes 101 are only arranged on the pore plate 12, and the upper surface of the side annular plate 11 is perpendicular to the upper surface of the pore plate 12, so that the filtering direction of the waste liquid is consistent downward, the waste liquid is prevented from splashing on the wall of the cavity of the recovery containing cavity of the recovery container, and the recovery container is more convenient to clean.

In this embodiment, the shape of the filter cartridge 1 is "D", specifically, the ring shape of the side ring plate 11 is "D" ring, and includes an arc-shaped portion 111 and a flat portion 112 connected end to end, and the orifice plate 12 is fitted to the bottom of the side ring plate 11. When filter cartridge 1 is assembled to the recovery volume, flat portion 112 abuts the wall of the recovery volume to improve the stability of the filter element in the recovery volume.

In this embodiment, the flow guiding pipe 2 is close to the arc-shaped portion 111, and the flow guiding opening 201 faces the direction of the arc-shaped portion 111, specifically, the flow guiding opening 201 faces the direction of the center of the arc-shaped portion 111, so that the dust-containing fluid is more smoothly guided into the filter box 1.

The honeycomb duct 2 is located the storing groove, and the bottom of honeycomb duct 2 is connected with the upper surface of orifice plate 12 (that is the tank bottom of storing groove), and orifice plate 12 is seted up the intercommunication mouth 102 with honeycomb duct 2 intercommunication.

Specifically, the draft tube 2 is perpendicular to the upper surface of the orifice plate 12, the draft tube 2 projects toward the orifice plate 12 to cover the communication opening 102, and preferably, the communication opening 102 is shaped and sized to fit the draft tube 2, i.e., the inner wall of the draft tube 2 is flush with the opening wall of the communication opening 102.

The flow guide opening 201 is located at the top of the flow guide pipe 2, and the height of the flow guide opening 201 (the height is the distance from the bottom end of the flow guide opening 201 to the bottom of the storage tank) is not lower than the height of the storage tank (the height is the distance from the top of the side ring plate 11 to the bottom of the storage tank), so that the dusty fluid in the storage tank is prevented from flowing back into the flow guide pipe 2 from the flow guide opening 201, the influence of the dusty fluid or solid sundries in the storage tank on blocking the flow guide opening 201 is also avoided, and the dusty fluid is ensured to be smoothly guided into the filter box 1. Therefore, the length of the flow guide pipe 2 is greater than the depth of the storage tank, i.e. the top of the flow guide pipe 2 exceeds the top of the side ring plate 11.

Honeycomb duct 2 is the ladder pipeline, includes the different pipeline portion of at least two steps internal diameters, and the pipeline portion that the internal diameter is little is located the big pipeline portion top of internal diameter, connects through overlap joint portion between the adjacent two steps pipeline portion, and overlap joint portion is perpendicular with honeycomb duct 2's the central axis, and overlap joint portion is perpendicular with the interior pipe wall of adjacent two steps pipelines promptly.

The draft tube 2 is designed into a multi-stage pipeline with the inner diameter reduced from bottom to top, on one hand, the flow velocity of the dust-containing fluid in the draft tube 2 is improved, so that the dust-containing fluid can be guided to the filter box 1 more quickly, and the filtering speed of the dust-containing fluid in the filter box 1 is increased; on the other hand, the filter element is convenient to be detachably assembled in the recovery container.

The diversion port 201 may be located in the same-stage pipe portion (the uppermost-stage pipe portion of the draft tube 2) or may span multiple-stage pipe portions (extending downward from the uppermost-stage pipe portion of the draft tube 2).

In this embodiment, the duct 2 includes two-step duct portions, which are a first-step duct portion 21 and a second-step duct portion 22, respectively, the first-step duct portion 21 is located above the second-step duct portion 22, the inner diameter of the first-step duct portion 21 is smaller than the inner diameter of the second-step duct portion 22, the bottom end of the first-step duct portion 21 is connected to the top end of the second-step duct portion 22 through a bridging portion 23, and the bottom end of the second-step duct portion 21 is connected to the bottom of the storage tank and is communicated with the communication port 102. The diversion port 201 is arranged on the first-stage pipeline part 21, namely the radial port 201b is arranged on the first-stage pipeline part 21, the axial port 201a extends from the top end surface of the first-stage pipeline part 21 to the radial port 201b and is communicated with the radial port 201b, the ratio of the distance from the radial port 201b to the top end of the first-stage pipeline part 21 to the distance from the radial port 201b to the bottom end of the first-stage pipeline part 21 is greater than 1:1, and the ratio in the drawing is 3: 1.

It should be noted that, the order of the flow guide pipe 2 is N, N is not less than 2 and not more than 4, and the order is not too many, so as to avoid increasing the manufacturing cost of the flow guide pipe 2 and to facilitate the cleaning of the flow guide pipe 2.

In this embodiment, the diversion opening 201 faces the side where the arc-shaped part of the filter box 1 is located.

In some embodiments, the perforated plate 12 is detachably disposed at the bottom end of the side annular plate 11, and the flow guide tube 2 is also detachably connected to the perforated plate 12 so as to clean the filter cartridge 1.

In the present embodiment, the orifice plate 12, the side ring plate 11, and the draft tube 2 are integrally formed to simplify the assembly process of the filter cassette 1 while improving the mechanical strength and the coupling performance of the filter cassette 1.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.

Claims

1. A filter element for a recovery container, comprising:

the filter box (1) is positioned in the recovery container and is used for carrying out solid-liquid separation on the dusty fluid entering the recovery container;

the flow guide pipe (2) is positioned in the filter box (1), and the flow guide pipe (2) is provided with a flow guide opening (201) for guiding the dust-containing fluid into the filter box (1);

the flow guide opening (201) is an L-shaped opening and is positioned at the top end of the flow guide pipe (2).

2. The filter element of the recovery container according to claim 1, wherein the flow guide mouth (201) comprises a through axial mouth (201a) and a radial mouth (201 b);

the radial port (201b) is vertical to the central axis of the draft tube (2);

the axial port (201a) is parallel to the central axis of the draft tube (2), and the axial port (201a) extends from the top end surface of the draft tube (2) to the radial port (201 b).

3. A filtering element for a recovery container according to claim 2, characterized in that the filtering cartridge (1) is provided with a storage tank, the bottom of which is provided with a plurality of filtering holes (101);

the flow guide pipe (2) is positioned in the storage groove, and the bottom of the flow guide pipe (2) is connected with the bottom of the storage groove;

the bottom of the groove is provided with a communicating opening (102) communicated with the draft tube (2).

4. The filtration member for recovery vessels according to claim 3, wherein the flow guide tube (2) is a stepped tube comprising at least two stages of tube portions having different inner diameters, the tube portion having a smaller inner diameter being positioned above the tube portion having a larger inner diameter, and the adjacent tube portions of the two stages being connected by a lap joint;

the lap joint part is perpendicular to the central axis of the draft tube (2).

5. The filtration element of the recovery container according to claim 4, wherein the flow-guiding tube (2) comprises a first-stage duct portion (21) and a second-stage duct portion (22), the first-stage duct portion (21) being located above the second-stage duct portion (22), the first-stage duct portion (21) having an internal diameter smaller than the internal diameter of the second-stage duct portion (22);

the bottom end of the first-stage pipeline part (21) is connected with the top end of the second-stage pipeline part (22) through the lap joint part (23);

the radial port (201b) is arranged on the first stage pipeline part (21), and the axial port (201a) extends to the radial port (201b) from the top end surface of the first stage pipeline part (21).

6. A filtering element for a recovery container according to claim 3, wherein the filtering cartridge (1) comprises a lateral annular plate (11) and an orifice plate (12), the lateral annular plate (11) being defined outside the orifice plate (12) and defining the storage tank;

the pore plate (12) is provided with the filter pores (101), and the filter pores (101) are communicated with the storage tank;

the orifice plate (12) is provided with the communication port (102).

7. A filter element for a recovery container according to claim 6, characterized in that the filter openings (101) are circular openings with a diameter d, d being 3mm ≦ d ≦ 5 mm.

8. The filtering element of the recovery container according to claim 6, characterized in that the bottom end of the lateral annular plate (11) is connected to the perforated plate (12);

the bottom of the draft tube (2) is connected with the upper surface of the pore plate (12) and is communicated with the communicating opening (102).

9. The filtration element of the recovery container according to claim 8, characterized in that the flow-guide tube (2) is perpendicular to the upper surface of the perforated plate (12), the inner wall of the flow-guide tube (2) being flush with the mouth wall of the communication mouth (102).

10. The filtering element of the recovery container according to claim 8, characterized in that the lateral annular plate (11) is annular in the shape of a "D" ring, comprising an arc-shaped portion (111) and a flat portion (112) which are joined end to end;

the pore plate (12) is matched with the bottom of the side ring plate (11).

11. The filtration element of the recovery container according to claim 10, characterized in that the flow-guide tube (2) is close to the arc-shaped portion (111) and the flow-guide opening (201) is directed in the direction of the arc-shaped portion (111).

12. The filtering element of the recovery tank according to any of the claims from 1 to 11, characterized in that said filtering cartridge (1) and said flow-guide tube (2) are made in one piece.

13. The filtering element of the recovery container according to any of the claims from 3 to 11, characterised in that the height of the diversion opening (201) is not lower than the height of the storage tank.