CN218852612U - A separation module and cleaning machine for cleaning machine - Google Patents

Abstract

The utility model relates to a separation module for a cleaning machine and the cleaning machine, which comprises a shell, a separating device and a cleaning device, wherein the shell is provided with a cavity with an open top; a top cover covering the top opening of the housing to open or close the top opening, the top cover having a vent communicating with the chamber; a separation assembly at least partially located within the chamber for at least separating dust; the casing comprises a bottom shell and a cover body, wherein the cover body is at least partially positioned on the bottom shell, and the cover body is provided with a connecting part extending downwards and can be detachably connected to the peripheral wall of the bottom shell. So, when needs clearance casing, can break away from drain pan and lid, can clear up drain pan and lid respectively this moment to more thoroughly to the casing clearance, reduced the degree of difficulty of bottom clearance.

Description

A separation module and cleaning machine for cleaning machine

Technical Field

The utility model belongs to family's washing, clean the field, concretely relates to a separation module and cleaning machine for cleaning machine.

Background

The cleaning machine is a floor washing machine, a dust collector or a floor sweeping machine, the cleaning machine sucks a mixture of dust mixed with water vapor on the ground and the like into an inner cavity of the cleaning machine, and in order to separate the mixture of dust particles and water vapor, a separation module is usually adopted in the existing cleaning machine for separation.

The current separation module, such as the separation module and the cleaning machine in the chinese utility model patent of the applicant's prior application, whose patent number is ZL202120900991.4 (publication number is CN 215534087U), discloses a separation module for a cleaning machine, which comprises a housing, wherein a cavity is formed in the housing, the cavity is provided with an air inlet and an air outlet, the air outlet is located on the top of the cavity, and the periphery of the air outlet extends downwards to form a ring wall; a drain outlet is arranged on the cavity; the separating piece is internally provided with a cavity, is vertically arranged in the containing cavity and is positioned on the periphery of the annular wall; the casing is including the open-top drain pan and cover the lid subassembly (top cap) of the open-top department in top of drain pan, the inside of lid subassembly have with the air-out passageway that the inner chamber of rampart is linked together, the air outlet is seted up on the bottom of lid subassembly.

The above patents suffer from the following drawbacks:

the separation module realizes the separation of the mixture of dust particles and water vapor, after long-term use, a large amount of dirt is in the cavity and needs to be cleaned in time, but the bottom of the bottom shell is difficult to clean due to the deep depth of the bottom shell, so that the bottom of the bottom shell is easy to have dead cleaning corners; in addition, although the cover assembly and the bottom case are detachably connected by screws, the screws are time-consuming and labor-consuming, and great inconvenience is brought to users.

Therefore, further improvements to existing separation modules are needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the first technical problem that will solve is to above-mentioned prior art's current situation, provides a convenient separation module for cleaning machine who clears up bottom the casing.

The utility model discloses the second technical problem that solve is the current situation to above-mentioned prior art, provides a separation module for cleaning machine of drain pan and lid make things convenient for dismouting.

The utility model aims to solve the third technical problem that, a cleaner with a conveniently disassembled and assembled bottom shell is provided.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: a separating module for a cleaning machine, comprising:

a housing having an open-topped chamber;

a top cover covering the top opening of the housing to open or close the top opening, the top cover having a vent communicating with the chamber;

a separation assembly located at least partially within the chamber for at least separating dust;

the method is characterized in that: the casing comprises a bottom shell and a cover body, wherein the cover body is at least partially positioned on the bottom shell, and the cover body is provided with a connecting part extending downwards and can be detachably connected to the peripheral wall of the bottom shell.

So, when needs clearance casing, can break away from the perisporium of drain pan and the connecting portion of lid, can clear up drain pan and lid respectively this moment to more thoroughly to the casing clearance, reduced the degree of difficulty of bottom clearance.

In order to prevent the sewage and garbage in the chamber from contacting the locking mechanism while achieving the detachable connection of the bottom case and the cover, it is preferable that a locking mechanism for locking the cover on the bottom case or unlocking the cover and the bottom case to disengage them is further included, and the locking mechanism is located on the outer circumferential side of the bottom case.

To facilitate cleaning of the bottom of the chamber, the connection is an annular wall. An annular wall extends circumferentially of the top cover. Therefore, the depth of the cavity of the shell is determined by the annular wall and the peripheral wall of the bottom shell, and after the annular wall and the peripheral wall of the bottom shell are detached and separated, the inner bottom wall of the bottom shell is conveniently cleaned, namely the bottom of the cavity is conveniently cleaned.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: the locking mechanism comprises:

a stopper portion provided on one of the annular wall and an outer peripheral wall of the bottom case;

a rotating member having a first side rotatably provided on the other of the annular wall and the outer peripheral wall of the bottom case;

a locking body vertically arranged, a first side of the upper and lower sides of which is rotatably connected with a second side of the rotating member, the second side of the upper and lower sides of which is provided with a locking part and is arranged to move inside and outside relative to the bottom case, wherein in a state that the locking body is moved inwards, the locking part moves towards the stop part and is locked with the stop part; when the locking body is in the state of moving outwards, the locking part moves towards the direction away from the stop part and is separated from the locking state of the stop part.

When the perisporium of apron subassembly and drain pan is locked in needs realization, only need inwards promote the locking body, the sticking department of the locking body this moment locks with screens portion looks closure, when needs are carried out the unblock to apron subassembly and drain pan perisporium, only need outwards stimulate the locking body, at this moment, the sticking department of the locking body breaks away from with the locking of screens portion, whole locking and unblock process is easily operated, convenient and laborsaving, satisfies user's demand, and has improved user's experience.

The stopping portion may be disposed on the annular wall or on the outer peripheral wall of the bottom casing, but preferably, the stopping portion is disposed on the annular wall, the rotating member is disposed on the outer peripheral wall of the bottom casing and below the stopping portion, the locking portion is disposed at the upper end of the locking body, and in the locked state, the rotating portion on the first side of the rotating member is located above the rotating portion on the second side of the rotating member.

The structure of the stopping portion may be various, and may be in the form of a buckle, and may also be in the form of a slot, but preferably, the stopping portion is a buckle that extends laterally outward and is bent upward, the locking body has an outward recessed cavity on an inner surface facing the bottom shell, the locking portion is formed on an inner edge of a top wall of the cavity extending downward, and in the locked state, the buckle and the rotating member are both located in the cavity, and the buckle abuts against the locking portion.

Specifically, the lower peripheral edge of the annular wall extends outwards to form a flange, and the buckle is formed on the outer edge of the flange.

In order to realize the sealing connection between the annular walls of the bottom shell and the cover body assembly, an annular groove for placing a sealing ring is formed in the top edge of the outer peripheral wall of the bottom shell, and the sealing ring forms the sealing connection between the outer peripheral wall of the bottom shell and the annular wall in a locking state.

In order to increase the sealing performance, a raised line extending along the circumferential direction of the annular wall is arranged at the bottom of the annular wall in a downward protruding mode at a position corresponding to the annular groove, and in a locking state, the raised line is located in the annular groove and is abutted to the sealing ring.

In order to realize the installation that rotates the piece, the periphery wall of drain pan is provided with the mount pad, the first side of rotating the piece is in through first pivot setting on the mount pad, the locking body is in the orientation the internal surface of drain pan has the cavity of sunken outside, the second side of rotating the piece is in through second pivot setting on two relative lateral walls of cavity.

In order to realize the reliability of the connection between the cover plate assembly and the bottom shell, at least two groups of locking mechanisms are arranged at intervals along the circumferential direction of the bottom shell.

The utility model provides a technical scheme that above-mentioned third technical problem adopted does: a cleaning machine with the separation module is characterized in that: the inside of the top cover is provided with an exhaust channel communicated with the ventilation opening, and the cleaning machine also comprises a fan which is positioned at the downstream of the exhaust channel along the fluid flow path.

The cleaning machine may be a sweeper or scrubber machine, but preferably the cleaning machine is a sweeper.

Compared with the prior art, the utility model has the advantages of: the shell of the separation module comprises a bottom shell and a cover body, wherein the cover body is at least partially positioned on the bottom shell, and the connecting part of the cover body can be detachably arranged on the peripheral wall of the bottom shell.

Drawings

Fig. 1 is a schematic structural diagram of a separation module in this embodiment;

FIG. 2 is a cross-sectional view of the base and lid of FIG. 1 in a locked condition;

FIG. 3 is a cross-sectional view of the base and lid of FIG. 1 in an unlocked position;

FIG. 4 is a schematic perspective exploded view of FIG. 1;

FIG. 5 is a schematic perspective exploded view of FIG. 3;

FIG. 6 is a schematic structural view of a separation assembly;

FIG. 7 is a schematic view of the cover;

fig. 8 is a schematic structural view of the top cover.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 8, the cleaning machine of the present embodiment is a sweeper. The sweeper includes a separation module, a filter (not shown) and a fan (not shown). Along the fluid flow direction, the separation module, the filter element and the fan are arranged in sequence.

As shown in fig. 2 to 5, the separation module includes a housing 01, a top cover 3, a locking mechanism 03, and a separation assembly 5 for separating at least dust. The housing 01 has a cavity 4 with an open top 40, and the housing 01 includes a cover 2 and a bottom case 1, the cover 2 is partially located on the bottom case 1, and is detachably mounted on the bottom case 1. The opening 40 is formed on the lid 2, and is vertically through to allow the separating assembly 5 to pass through. As shown in fig. 2 to 4 and 7, the lid 2 has a connecting portion extending downward, and the connecting portion is detachably connected to the peripheral wall of the base 1. The connecting part can be an inserting strip which is arranged on the cover body and extends vertically, and the peripheral wall of the bottom shell is correspondingly provided with a slot which extends vertically and is used for inserting the inserting strip; in addition, the connecting part can also adopt a circumferential convex rib which is formed on the cover body and is in a thread shape, and the circumferential wall of the bottom shell is provided with a circumferential groove for the circumferential convex rib to insert into at the position corresponding to the circumferential convex rib. The connecting portion in this embodiment is an annular wall 20 extending along the circumferential direction of the bottom case or the top cover, and in the mounted state, the bottom edge of the annular wall 20 can abut against the top edge of the circumferential wall of the bottom case 1. The locking mechanism 03 is located on the outer peripheral side of the bottom case 1, and is used for locking the annular wall of the cover body 2 on the peripheral wall of the bottom case 1; alternatively, the locking of the annular wall of the lid body 2 and the peripheral wall of the base case 1 is released to disengage them. The locking mechanisms 03 of the present embodiment are at least two sets and are arranged at intervals along the circumferential direction of the bottom case 1. The respective sets of lock mechanisms 03 have the same configuration, and the following description will take one of the sets of lock mechanisms 03 as an example.

As shown in fig. 1 to 3 and 5, the lock mechanism 03 of the present embodiment includes a stopper portion, a rotating member 13, and a vertically arranged lock body 11. The stop is provided on the annular wall 20. The locking body 11 is arranged to be movable inward and outward relative to the bottom case 1 by an external force, and in a state where the locking body 11 is moved inward, the locking portion 111 is moved in a direction of the stopper portion to be in a locked state with the stopper portion; in the state where the lock body 11 is moved outward, the lock portion 111 is moved away from the stopper portion and is out of the locked state with the stopper portion. Specifically, the lower periphery of the annular wall 20 extends outward to form a flange 200, and the stop portion is a buckle 201 extending outward from the outer periphery of the flange 200 and bent upward. The peripheral wall of the bottom case 1 is provided with a mounting seat 14, a first side of the rotating member 13 is disposed on the mounting seat 14 through a first rotating shaft 131, and a second side of the rotating member 13 is rotatably connected with the lower side of the locking body 11 through a second rotating shaft 132, so that the rotating member 13 is located under the buckle 201. The locking body 11 has a cavity 110 recessed outward toward an inner surface of the bottom case 1, and an upper side of the locking body 11 has a locking portion 111 formed by extending downward from an inner edge of a top wall of the cavity 110. The second rotating shaft 132 of the rotating member 13 is mounted on opposite side walls of the cavity 110. In the locked state, the first rotating shaft 131 is located above the second rotating shaft 132, the latch 201 and the rotating member 13 are located in the cavity 110, and the latch 201 abuts against the locking portion 111.

When the peripheral wall locking of lid and drain pan is realized to needs, only need inwards promote the locking body, the sticking department of the locking body locks mutually with screens portion this moment, when needs carry out the unblock to lid and drain pan peripheral wall, only need outwards stimulate the locking body, at this moment, the sticking department of the locking body breaks away from the locking with screens portion, can realize the separation of lid and drain pan, whole locking and unblock process is easily operated, convenient and laborsaving, satisfy user's demand, and improved user's experience.

In order to achieve the sealed connection between the base and the cover, as shown in fig. 2 and 3, the top edge of the outer peripheral wall of the base 1 is provided with an annular groove 12 in which the second sealing ring 8 is disposed, the bottom of the annular wall 20 is provided with a protruding strip 203 protruding downward at a position corresponding to the annular groove 12 and extending along the circumferential direction of the annular wall 20, and in the locked state, the protruding strip 203 is located in the annular groove 12 and abuts against the second sealing ring 8, and the second sealing ring 8 forms the sealed connection between the peripheral wall of the base 1 and the annular wall 20.

As shown in fig. 2 to 5 and 7, the cover body 2 has an air inlet duct 21, the air inlet duct 21 has an air outlet 211 communicated with the chamber 4, a pressing plate 22 is disposed in the chamber 4, and the pressing plate 22 is disposed in the chamber 4 along a circumferential direction in a posture that a plate surface of the pressing plate intersects with a circumferential wall of the chamber 4, that is, the pressing plate 22 is not parallel to the circumferential wall of the chamber 4. The starting end of the pressing plate 22 is engaged with the top edge of the air outlet 211 of the air inlet duct 21, and includes a spiral section 221 which extends downward from the starting end and gradually spirals along the circumferential direction of the circumferential wall of the chamber 4, the spiral section 221 surrounds the circumferential side of the separating element 52, the inner circumferential edge of the pressing plate 22 extends upward to form an annular plate 23, and the annular plate 23 is arranged annularly and vertically. The aforementioned annular plate 23 is located at the periphery of the ventilation opening 30.

As shown in fig. 2 to 5 and 8, the top cover 3 has a ventilation duct 311 inside. The top cover 3 detachably covers the top opening 40 of the case 01 to open or close the top opening 40. The bottom surface (or the bottom plate) of the top cover 3 is provided with a vent 30 communicated with the exhaust channel 311 at the position corresponding to the opening 40, and the vent 30 is transversely arranged and communicated with the chamber 4 and the exhaust channel 311. Along the fluid flow path, the vent 30 is located upstream of the exhaust channel 311. The top cover 3 has an operation unit 31 which is convenient for holding by hand, and the discharge duct 311 is located in the operation unit 31.

As shown in fig. 2, 3, 5 and 8, the bottom surface of the top cover 3 has an extension wall 32 extending downward and located at the periphery of the ventilation opening 30, and the extension wall 32 is inserted into the opening 40 of the housing 01 and detachably mounted on the inner peripheral wall of the cover 2. Specifically, an annular transverse plate 232 extends laterally and inwardly from the inner peripheral wall of the annular plate 23, and the top cover 3 and the transverse plate 232 are connected in a sealing manner through a third sealing ring 7. The inner peripheral edge of the horizontal plate 232 has a vertical plate 233 extending in the vertical direction, a first engaging portion 401 extending inward is provided on the inner side wall of the vertical plate 233, and the first engaging portion 401 is positioned above the horizontal plate 232. The extending wall 32 is formed with a first engaging groove 321 into which the first engaging portion 401 is detachably inserted. As shown in fig. 2, 3, 5, 7 and 8, the first locking groove 321 is L-shaped, and includes a first introduction groove 3211 extending vertically and a first extension groove 3212 connected to an upper end of the first introduction groove 3211 and extending along a circumferential direction of the extension wall 32, a mouth portion into which the first locking portion 401 is inserted is formed at a bottom of the first introduction groove 3211, and the first locking portion 401 slides into the first extension groove 3212 from the first introduction groove 3211 in a state where the top cover 3 is mounted to the housing 01. In this manner, the top cover 3 is arranged to be rotatable relative to the housing 01. The first catching portions 401 and the first catching grooves 321 are provided in groups, at least two groups, and are arranged at intervals along the circumferential direction of the extension wall 32.

When the top cover 3 needs to be mounted on the cover body 2, only the first clamping portion 401 of the cover body 2 needs to move upward through the first introduction groove 3211, and then the top cover 3 rotates relative to the cover body 2, at this time, the first clamping portion 401 moves along the length direction of the first extension groove 3212 toward the direction away from the first introduction groove 3211 and then is limited in the first extension groove 3212, so that the mounting of the top cover 3 and the cover body 2 is realized; when the top cover 3 needs to be detached from the cover body 2, the top cover 3 is rotated in the reverse rotation direction relative to the cover body 2, at this time, the first engaging portion 401 moves in the direction of the first introducing groove 3211 along the length direction of the first extending groove 3212, and when the first engaging portion 401 moves to a position corresponding to the first extending groove 3212, the top cover 3 is lifted upward, and at this time, the top cover 3 is detached from the cover body 2.

As shown in fig. 2 to 5, the separating assembly 5 is located partially within the chamber 4 and on the inner periphery of the annular plate 23 and is removably mounted on the annular plate 23. Specifically, the separating assembly 5 includes an annular member 51 and a separating member 52, the annular member 51 is vertically arranged and annular, an annular wall of the annular member 51 surrounds the periphery of the ventilation opening 30 and forms a flow passage 510 communicated with the ventilation opening 30, the separating member 52 is located in the flow passage 510, and the annular member 51 is arranged to be rotatable relative to the annular plate 23.

The inner peripheral wall of the annular plate 23 is provided with a second locking portion 231 extending (protruding) inward, and the second locking portion 231 is located below the horizontal plate 232. The annular wall of the annular member 51 is provided with a second engaging groove 511 into which the second engaging portion 231 is detachably inserted, and the second engaging portion 231 extends along the inner circumferential wall of the annular plate 23. The second locking groove 511 is L-shaped, and includes a second introduction groove 5111 extending vertically and a second extension groove 5112 connected to a lower end of the second introduction groove 5111 and extending along a circumferential direction of the annular wall, a top of the second introduction groove 5111 has an opening for inserting the second locking portion 231, and the second locking portion 231 slides into the second extension groove 5112 from the second introduction groove 5111 in a state where the separation assembly 5 is mounted on the cover 2. The second locking portion 231 and the second locking slot 511 are disposed in groups, and at least two groups are disposed at intervals along the circumferential direction of the annular wall, wherein in one group: the top surface of the second introduction groove 5111 has an extension 5113 extending downward, and the top surface of the second catching portion 231 has a recessed region (not shown) recessed downward at a position corresponding to the extension 5113 for the extension 5113 to be seated therein. The top surface of the transverse plate 232 is abutted against the top surface of the annular wall of the annular member 51, and the two are in sealing connection through the first sealing ring 9.

When the separating assembly needs to be mounted on the annular plate 23, the second clamping portion 231 on the annular wall of the separating assembly only needs to move downwards through the second introduction groove 5111, and then the separating assembly is rotated relative to the cover body 2, at this time, the second clamping portion 231 moves towards the direction away from the second introduction groove 5111 along the length direction of the second extension groove 5112 and then is limited in the second extension groove 5112, so that the mounting of the separating assembly and the annular plate 23 is realized; when the separating assembly needs to be detached from the annular plate 23 of the cover body 2, the separating assembly is rotated along the opposite rotation direction relative to the cover body 2, at this time, the second clamping portion 231 moves along the length direction of the second extending groove 5112 towards the second introduction groove 5111, when the second clamping portion 231 rotates to a position corresponding to the second introduction groove 5111, the separating assembly is pulled downwards, at this time, the second clamping portion 231 moves upwards along the second introduction groove 5111 to be separated from the second introduction groove 5111, and thus the separating assembly and the annular plate are separated.

As shown in fig. 3, the separating member 52 includes a separating plate 521 transversely disposed in the flow channel 510 and a movable plate 522 disposed on the separating plate 521, wherein the movable plate 522 is movable up and down relative to the separating plate 521 to close or open the ventilation opening 30, and a gap 520 is left between the separating plate 521 and the ring member 51. In addition, the separating element may also be in the form of a separating plate 521 alone or in the form of other existing separating elements, which will not be described in detail in this embodiment. There are various ways to realize the up-and-down movement of the movable plate 522, which can adopt a form of active driving by a motor, and can also adopt other driving forms, and details will not be described in this embodiment.

Terms indicating directions, such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like, are used in the specification and claims of the present invention to describe various example structural parts and elements of the present invention, but these terms are used herein only for convenience of description and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be oriented in different directions, the directional terms are used for descriptive purposes and are not intended to be limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite or coincident with the direction of gravity.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter, referred to as a first portion and a second portion) in a unified manner, i.e., a fluid (gas, liquid or a mixture thereof) can flow along a flow path from the first portion or/and be transported to the second portion, and may be directly communicated between the first portion and the second portion, or indirectly communicated between the first portion and the second portion via at least one third member, which may be a fluid passage such as a pipe, a channel, a duct, a flow guide member, a hole, a groove, or a chamber allowing the fluid to flow therethrough, or a combination thereof.

Claims (12)

1. A separating module for a cleaning machine, comprising:

a housing (01) having a chamber (4) with an open top (40);

a top cover (3) covering the top opening (40) of the housing (01) to open or close the top opening (40) and having a vent (30) communicating with the chamber (4);

a separation assembly (5) located at least partially within the chamber (4) for separating at least dust;

the method is characterized in that: the shell (01) comprises a bottom shell (1) and a cover body (2), wherein the cover body (2) is at least partially positioned on the bottom shell (1), and the cover body (2) is provided with a connecting part extending downwards and is detachably connected to the peripheral wall of the bottom shell (1).

2. The separation module of claim 1, wherein: the locking device further comprises a locking mechanism (03) for locking the cover body (2) on the bottom shell (1) or unlocking the cover body (2) and the bottom shell (1) to enable the cover body and the bottom shell (1) to be separated, wherein the locking mechanism (03) is positioned on the outer periphery side of the bottom shell (1).

3. The separation module of claim 2, wherein: the connecting part is an annular wall (20), and the locking mechanism (03) comprises:

a stopper portion provided on one of the annular wall (20) and an outer peripheral wall of the bottom case (1);

a rotating member (13) having a first side rotatably provided on the other of the annular wall (20) and the outer peripheral wall of the bottom case (1);

a locking body (11) which is vertically arranged, wherein a first side of the upper side and the lower side of the locking body are rotationally connected with a second side of the rotating part (13), the second side of the upper side and the lower side of the locking body is provided with a locking part (111) and is arranged to move inside and outside relative to the bottom shell (1), and in the state that the locking body (11) is moved inwards, the locking part (111) moves towards the direction of the stop part and is locked with the stop part; when the locking body (11) is in an outward movement state, the locking part (111) moves in a direction away from the stop part and is separated from the locking state of the stop part.

4. The separation module of claim 3, wherein: the stopping part is arranged on the annular wall (20), the rotating part (13) is arranged on the outer peripheral wall of the bottom shell (1) and is positioned below the stopping part, the locking part (111) is arranged at the upper end of the locking body (11), and in a locking state, the rotating part at the first side of the rotating part (13) is positioned above the rotating part at the second side of the rotating part (13).

5. The separation module of claim 4, wherein: the stopping part is a buckle (201) which extends outwards in the lateral direction and is bent upwards, the locking body (11) is provided with a concave cavity (110) which is concave outwards on the inner surface facing the bottom shell (1), the locking part (111) is formed on the inner edge of the top wall of the concave cavity (110) in a downward extending mode, in the locking state, the buckle (201) and the rotating part (13) are located in the concave cavity (110), and the buckle (201) is abutted to the locking part (111).

6. The separation module of claim 5, wherein: the lower periphery of the annular wall (20) extends outwards to form a flange (200), and the buckle (201) is formed on the outer edge of the flange (200).

7. The separation module of claim 2, wherein: the top edge of the peripheral wall of the bottom shell (1) is provided with an annular groove (12) for placing a sealing ring (8) therein, and the sealing ring (8) forms sealing connection between the peripheral wall of the bottom shell (1) and the annular wall (20) in a locking state.

8. The separation module of claim 7, wherein: the bottom of the annular wall (20) is provided with a convex strip (203) which extends along the circumferential direction of the annular wall (20) in a downward convex mode at a position corresponding to the annular groove (12), and under the locking state, the convex strip (203) is located in the annular groove (12) and is abutted to the sealing ring (8).

9. The separation module of claim 4, wherein: the periphery wall of drain pan (1) is provided with mount pad (14), the first side of rotating piece (13) sets up through first pivot (131) on mount pad (14), the locking body (11) is in the orientation the internal surface of drain pan (1) has outside sunken cavity (110), the second side of rotating piece (13) is in through second pivot (132) setting on two relative lateral walls of cavity (110).

10. The separation module according to any one of claims 2 to 9, wherein: the locking mechanisms (03) are at least two groups and are arranged at intervals along the circumferential direction of the bottom shell (1).

11. A cleaning machine having a separation module according to any one of claims 1 to 10, characterized in that: the inside of the top cover (3) is provided with an exhaust channel (311) communicated with the ventilation opening (30), and the cleaning machine also comprises a fan (6), wherein the fan (6) is positioned at the downstream of the exhaust channel (311) along a fluid flow path.

12. The cleaning machine of claim 11, wherein: the cleaning machine is a sweeper.

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