CN218684130U

CN218684130U - A separation module and machine of sweeping floor for sweeping floor machine

Info

Publication number: CN218684130U
Application number: CN202221605317.4U
Authority: CN
Inventors: 宋宗建; 李德来; 童巧波; 王强; 韦明祥; 张旭东; 郑军妹
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2023-03-24
Anticipated expiration: 2032-06-23

Abstract

The utility model relates to a separation module for a sweeper and the sweeper, which comprises a shell, wherein a cavity is arranged in the shell and is provided with an air outlet; a separating member for separating at least dust and liquid, located within the chamber; the separating piece is located below the air outlet and is arranged to move up and down relative to the air outlet, so that the separating piece has a first state for opening the air outlet when the bottom of the sweeper is placed on the ground to be cleaned and a second state for closing the air outlet when the bottom of the sweeper is at least partially separated from the ground to be cleaned. When the bottom of the sweeper is placed on the ground to be cleaned and works normally, the separated airflow is finally discharged through the air outlet; when the sweeper is dumped or is lifted up, the separating piece can be closed to the air inlet and outlet, so that the sewage, garbage and the like in the cavity are prevented from entering the subsequent fan to influence the service life of the subsequent fan and the filtering piece.

Description

A separation module and machine of sweeping floor for sweeping floor machine

Technical Field

The utility model relates to a washing of family, the field of cleaning, concretely relates to a separation module and machine of sweeping floor for machine of sweeping floor.

Background

The sweeper sucks the mixture such as dust mixed with water vapor on the ground into an inner cavity of the sweeper, and in order to separate the mixture of dust particles and water vapor, a separating device is usually adopted in the sweeper at present to separate.

The prior sweeper, such as a vortex filtering and separating system and sweeping robots and equipment in the Chinese utility model patent, the patent application number of which is ZL201921208546.0 (the publication number of which is CN 210612041U) discloses a vortex filtering and separating system, which comprises a filtering structure with a vortex channel cavity, a dust box structure embedded with the filtering structure, a gauze support used for connecting the filtering structure with the dust box structure, and a HEPA support arranged on the dust box structure; the dust box structure is provided with an installation cavity, a dust cavity communicated with the installation cavity, an air inlet communicated with the installation cavity and an air passing channel communicated with the dust cavity; the gauze support is provided with a gauze, and the HEPA support is provided with a HEPA; the filtering structure is arranged in the installation cavity, and the vortex channel cavity comprises a starting end, a tail end and a plurality of outlets positioned between the starting end and the tail end; the starting end of the vortex channel cavity is connected with the air inlet, the outlet of the vortex channel cavity is connected with the dust cavity through the gauze support, and the tail end of the vortex channel cavity is connected with the dust cavity. The separation module realizes the separation of water and dust particles, but when a user takes the sweeper up from the ground or the sweeper tilts, water in the separation cavity (cavity) flows into the fan, so that the motor in the fan fails.

Accordingly, further improvements to existing sweeper machines are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the current situation of the prior art is aimed at, a separation module for sweeper is provided which avoids water in the chamber to enter the fan when the sweeper is toppled over.

The second technical problem to be solved by the utility model is to provide a sweeper with the above separation module.

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

a housing having a chamber therein for communicating with a cleaning module of a sweeper, the chamber having an exhaust outlet for fluid communication with a blower of the sweeper;

a separating member for separating at least dust and liquid, located within the chamber;

the method is characterized in that: the separating piece is located below the air outlet and is arranged to move up and down relative to the air outlet, so that the separating piece has a first state that the air outlet is opened when the bottom of the sweeper is placed on the ground to be cleaned, and a second state that the bottom of the sweeper is at least partially separated from the state of contacting with the ground to be cleaned and is closed.

In addition, under the state that the bottom of the sweeper is at least partially separated from the ground to be cleaned, the mode that the separating piece is in the second state of closing the air outlet can also adopt the following steps: the roller and the separating piece are linked with each other through the bottom of the sweeper, and the roller moves upwards to drive the separating piece to close the air outlet when the bottom of the sweeper is at least partially separated from the state of contacting with the ground to be cleaned.

Preferably, the separating piece is in the second state when the overturning angle of the sweeper is larger than or equal to 90 degrees.

The air outlet can set up on the lateral wall of cavity, also can set up on the roof of cavity, from the angle of separating capacity, preferably, the air outlet is located the top of cavity, and the face at this air outlet place transversely arranges, be provided with vertical arrangement's annular member in the cavity, and the rampart of this annular member encircles the periphery of air outlet, and be formed with the runner that the air outlet is linked together.

The mode that realizes separator back and forth movement has the multiple, can adopt actuating mechanism active drive's mode, also can adopt the form of manual promotion, still can adopt the separator that has certain weight in addition, when the machine of sweeping floor overturns 90 degrees, the separator relies on the form that gravity closed the air exit, but preferably, the separator is transverse arrangement's separator plate, the casing is corresponding install vertical arrangement's installation axle in the position of separator plate, the separator plate along the length direction of installation axle sets up on this installation epaxially with sliding the separator plate is in under the second state, the separator plate under self action of gravity along installation axle motion and closing the air exit.

Preferably, the position of the separating plate near the center is provided with a jack for inserting the mounting shaft, and the jack is arranged corresponding to the air outlet.

In order to increase the weight of the separation plate, the area of the separation plate adjacent to the center has a protrusion protruding downward, and the insertion hole is located on the protrusion.

In order to change the fluid flowing direction to improve the collision times and further improve the separation capacity, the projection of the separating piece on the surface where the air outlet is located along the fluid flowing direction in the air outlet covers the air outlet.

Preferably, the inside of the shell is provided with an air exhaust channel which is partially positioned above the cavity, and the air exhaust channel is communicated with the air exhaust port.

In order to increase the leakproofness between separator plate and the air exit place wall when the air exit is closed to the separator plate, the separator plate is in the orientation the surface mounting of air exit has and is annular sealing washer the separator plate is in under the second state, the sealing washer is located the periphery of air exit and realization the sealing connection of separator plate and air exit place wallboard.

In order to improve the change of the flowing direction of the fluid and prevent water flow from subsequently entering the fan, the inner peripheral wall of the annular piece is provided with at least two vertically extending baffles which are arranged at intervals along the circumferential direction, the separating piece is positioned in a space surrounded by the baffles, and gaps for air to pass are formed among the baffles, the annular piece and the separating piece.

In order to limit the up-and-down movement of the baffle plate, a notch extending along the up-and-down direction is formed in the position, close to the upper part, of the inner wall surface of the baffle plate, and the separating plate is arranged in the notch in a sliding mode along the up-and-down direction.

The top surface of the baffle may be spaced from the bottom surface of the air outlet, but from the viewpoint of reducing the flow of water into the fan, it is preferable that the top surface of the baffle is in contact with the bottom surface of the wall plate where the air outlet is located, and the bottom surface of the baffle is in contact with the inner wall surface of the ring-shaped member.

Preferably, the lower part of the annular wall of the annular piece is provided with a second contraction section which gradually contracts inwards from top to bottom, and the bottom surface of the baffle is in contact with the inner wall surface of the second contraction section. Therefore, the cross section of the airflow entering the annular piece flow channel is gradually increased, and the passing amount of the airflow after separation is increased.

Preferably, the bottom peripheral edge of the second contraction section of the ring-shaped member extends downwards to form a convex edge. The baffle wall is arranged, and when the airflow collides with the baffle wall, the airflow is separated, and the fluid is blocked to a certain extent.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: the utility model provides a sweeper with separation module which characterized in that: still including fan and filtering piece, it sets up to filter the piece in the casing, along fluid flow path, it is located to filter the piece the upper reaches of fan, and be located the low reaches of air exit.

Compared with the prior art, the utility model has the advantages of: the separating piece in the separating module for the sweeper is positioned below the air outlet and is arranged to move up and down relative to the air outlet, so that the separating piece is in a first state of opening the air outlet when the bottom of the sweeper is placed on the ground to be cleaned and in a second state of closing the air outlet when the bottom of the sweeper is at least partially separated from the ground to be cleaned. Therefore, when the bottom of the sweeper is placed on the ground to be cleaned to normally work, the separated airflow is finally discharged through the air outlet; and when the machine of sweeping the floor emptys or is lifted up, the air exit can be closed to the separator, prevents that sewage, rubbish etc. in the cavity from influencing the life of follow-up fan, filter piece often in entering into subsequent fan, and the practicality is stronger, more can satisfy user's demand.

Drawings

Fig. 1 is a sectional view of the sweeper of the embodiment 1;

FIG. 2 is a cross-sectional view of the separation module of FIG. 1 with the exhaust vents in a closed position;

FIG. 3 is a schematic view of the structure of FIG. 2 from another angle;

FIG. 4 is a cross-sectional view of the separation module of FIG. 1 with the exhaust vent in an open position;

fig. 5 is a sectional view of the sweeper of the embodiment 2;

FIG. 6 is an enlarged view of section I of FIG. 5;

FIG. 7 is a cross-sectional view of the separation module of FIG. 5;

fig. 8 is a sectional view of the separation module of the present embodiment 3 with the exhaust port opened;

fig. 9 is a sectional view of the separation module of this embodiment 3 with the exhaust outlet closed.

Detailed Description

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

Example 1:

as shown in fig. 1 to 4, it is the 1 st preferred embodiment of the present invention.

As shown in fig. 1, the sweeper of the present embodiment includes a machine body 6, a cleaning module 4 for sweeping the floor to be cleaned, a separation module, a filter member, and a fan 02. The separation module is relatively fixed on the machine body 6. The specific structure of the cleaning module in this embodiment adopts the structure in the prior art, and details will not be described in this embodiment. Along the fluid flow path, the separation module is located between the cleaning module 4 and the fan 02, the cleaning module 4 being located upstream of the separation module. The chamber 10 of the separation module is in communication with the cleaning module 4 and the air outlet 101 of the separation module is in communication with the inlet of the fan 02. Under the action of the fan 02, negative pressure is formed in the cleaning module 4 and the separating module, so that garbage such as dust, water, particles and the like is sucked into the cleaning module through a dust suction port of the cleaning module, then gas separated by the separating module is discharged, and separated sewage is stored in the chamber 10 of the separating module.

As shown in fig. 2 to 4, the separating module of the present embodiment includes a housing 1, a ring member 13, a separating member, and a driving mechanism 2. The cross-section of the housing 1 is circular or elliptical. The cross section of the housing 1 in this embodiment is circular, and the interior of the housing 1 has a chamber 10 for communicating with the cleaning module 4 of the sweeper and an air outlet 101 communicating with the chamber 10. In addition, the casing 1 has an exhaust duct 14 partially located above the chamber 10, and the exhaust duct 14 communicates with the exhaust port 101. The filter is disposed in the exhaust passage 14 of the housing 1, and along the fluid flow path, the filter is located upstream of the fan 02 and downstream of the exhaust port 101.

As shown in fig. 2 to 4, the exhaust port 101 is located at the top of the chamber 10, the surface of the exhaust port 101 is transversely arranged, and the exhaust channel 14 is located partially above the exhaust port 101 and located downstream of the exhaust port 101. The annular member 13 is annular and vertically disposed in the chamber 10, the annular wall of the annular member 13 surrounds the periphery of the air outlet 101, and forms a flow channel 130 communicated with the air outlet 101, and the bottom of the annular member 13 is open and is an air inlet 1300. As shown in fig. 2, the annular wall of the annular member 13 sequentially includes a vertical section 13c and a second contracted section 13b from top to bottom, the vertical section 13c extends along the vertical direction, the second contracted section 13b gradually contracts inwards from top to bottom along the lower periphery of the vertical section 13c, and the bottom surface of the baffle 131 is in contact with the inner wall surface of the second contracted section 13 b. A convex edge 133 extends downward from the bottom periphery of the second contracted section 13b of the ring member 13.

In addition, the inner peripheral wall of the annular member 13 is provided with at least two vertically extending baffles 131, the baffles 131 are arranged at intervals along the circumferential direction, the top surface of each baffle 131 of the embodiment is in contact with the bottom surface of the wall plate where the air outlet 101 is located, and the bottom surface of each baffle 131 is in contact with the inner wall surface of the annular member 13. The separating plate 5 is transversely arranged in the space surrounded by the baffles 131, the separating plate 5 is positioned below the air outlet 101, and a gap A for air to pass through is formed among the baffles 131, the annular member 13 and the separating plate 5. The projection of the separating plate 5 on the surface of the air outlet 101 along the fluid flowing direction in the air outlet 101 covers the air outlet 101, and the projection of the separating plate 5 on the surface of the air outlet 1300 along the fluid flowing direction in the air outlet 1300 covers the air outlet 1300.

As shown in fig. 2 to 4, when the bottom of the sweeper is placed on the ground to be cleaned, the separating plate 5 is located below the air outlet 101 and is in a first state of opening the air outlet 101, and when the sweeper is turned over at an angle of not less than 90 °, the separating plate 5 is in a second state of closing the air outlet 101. The separation plate 5 of the present embodiment is made of a metal separation plate 5, the housing 1 is provided with the mounting shaft 11 arranged vertically at a position corresponding to the separation plate 5, the separation plate 5 is slidably provided on the mounting shaft 11 along the longitudinal direction of the mounting shaft 11, a notch 1311 extending in the vertical direction is formed at a position on the inner wall surface of the baffle 131 adjacent to the upper portion, and the separation plate 5 is slidably retained in the notch 1311 in the vertical direction. In the first state of the separation plate 5, the separation plate 5 is located on the bottom surface of the notch 1311.

As shown in fig. 4, the area of the separating plate 5 near the center has a protrusion 50 protruding downward, the protrusion 50 of the separating plate 5 is provided with an insertion hole 51 into which the mounting shaft 11 is inserted, and a bearing 52 is provided between the insertion hole 51 and the mounting shaft 11. The aforementioned insertion hole 51 is arranged corresponding to the air discharge opening 101. In this way, when the separating plate 5 is in the second state, the separating plate 5 moves along the mounting shaft 11 by its own weight to close the air outlet 101. In order to increase the sealing performance between the separating plate 5 and the surface where the air outlet 101 is located when the separating plate 5 closes the air outlet 101, the annular sealing ring 53 is mounted on the upper surface of the separating plate 5 facing the air outlet 101, and in the second state of the separating plate 5, as shown in fig. 2 and 3, the sealing ring 53 is located on the periphery of the air outlet 101 and realizes the sealing connection between the separating plate 5 and the wall plate where the air outlet 101 is located.

Example 2:

as shown in fig. 5 to 7, the present invention is the 2 nd preferred embodiment. This embodiment differs from the above embodiment 1 only in that: the ring-shaped member 13 has a different specific structure, specifically, the ring-shaped member 13 sequentially includes a first contraction section 13a and a second contraction section 13b from top to bottom, the first contraction section 13a gradually contracts inward from top to bottom, the second contraction section 13b gradually contracts inward from the bottom of the first contraction section 13a from top to bottom, a blocking wall 132 extending laterally and outwardly is disposed on the outer circumferential wall of the ring-shaped member 13, the blocking wall 132 in this embodiment gradually inclines outward from top to bottom, the blocking wall 132 may extend laterally and outwardly, or the free end of the blocking wall 132 may have an extending wall extending downward.

In addition, the lower region of the flow channel 130 of the annular member 13 is an air inlet channel 1301, specifically, the partial region inside the second contracting section 13b is the air inlet channel 1301, the air inlet channel 1301 is located on the side far away from the air outlet 101, and the air outlet 101 is located above the air inlet channel 1301. The bottom of the annular part 13 is opened to form an air inlet 1300 of the air inlet channel 1301. The separation plate 5 is disposed to be movable up and down between the air intake passage 1301 and the air discharge opening 101 so that the separation plate 5 has a first state in which the air intake passage 1301 and the air discharge opening 101 are simultaneously opened and a second state in which one of the air intake passage 1301 and the air discharge opening 101 is closed. In the present embodiment, the separating plate 5 is moved upward to be in the second state of closing the air outlet 101 in a state where the bottom of the sweeper is at least partially out of contact with the floor to be cleaned. In the first state of the separation plate 5, the separation plate 5 is positioned below the air discharge opening 101 to open the air discharge opening 101. The separating plate 5 in this embodiment is made of plastic.

The driving mechanism 2 is used for driving the separating plate 5 to move back and forth along the up-and-down direction. In this embodiment, the bottom wall of the chamber 10 is provided with an installation opening 102, the periphery of the installation opening 102 extends upward to form an extension wall 12, the extension wall 12 is located below the separation plate 5, and a sealing sleeve 16 capable of deforming vertically and forming a sealing connection between the separation plate 5 and the extension wall 12 is arranged between the extension wall 12 and the separation plate 5. The driving mechanism 2 is located in the space enclosed by the extension wall 12, and the power output end of the driving mechanism 2 is in driving connection with the separation plate 5. Specifically, the driving mechanism 2 includes a motor 21 and a screw 22 extending in the up-down direction, the motor 21 has an output shaft extending upward, and the screw 22 is mounted on the output shaft of the motor 21 and is screwed with the separation plate 5.

Example 3:

as shown in fig. 8 and 9, the present invention is the 3 rd embodiment.

This embodiment differs from embodiment 1 described above only in that: the separating module further comprises a roller 2a, a first elastic member, a linkage assembly 3 and a connecting seat 11a fixed relative to the housing 1.

The bottom wall of the shell 1 is provided with an opening 12a, the periphery of the opening 12a extends upwards to form an annular channel 121, the separating plate 5 is positioned above the annular channel 121, the separating plate 5 is connected with the roller 2a through the linkage assembly 3, the roller 2a is arranged at the opening 12a and is positioned below the separating plate 5, and is arranged to move up and down relative to the shell, and can pass through the opening 12a when moving down. Specifically, a part of the linkage assembly 3 is located in the annular channel 121, a power input end of the linkage assembly 3 is connected with the roller 2a, a power output end of the linkage assembly 3 is connected with the separation plate 5, and the separation plate 5 is driven to move in a direction opposite to the moving direction of the roller 2a when the roller 2a moves up and down, so that the separation plate 5 has a first state of moving downwards to open the air outlet 101 and a second state of moving upwards to close the air outlet 101. The separating plate 5 is positioned below the air discharge opening in a first state in a state where the roller 2a is in contact with the floor to be cleaned.

As shown in fig. 7 and 8, the linkage assembly 3 includes a first link 31, a second link 32, and a linkage member for making the first link 31 and the second link 32 move in opposite directions in the up-down direction, the first link 31 and the second link 32 are both vertically arranged, and the lower end of the first link 31 is connected to the roller 2a, specifically, the roller 2a is a universal wheel rotatably disposed on the lower end of the first link 31. The upper end of the second link 32 is connected to the separating plate 5, and the power input end of the link member is drivingly connected to the first link 31, and the power output end of the link member is drivingly connected to the second link 32. The linkage in this embodiment is a gear 33 located between the first link 31 and the second link 32, the first link 31 and the second link 32 are each provided with a rack portion 310 engaging with the gear 33 on a surface facing the gear 33, the rack portion 310 of the first link 31 is located at an upper end of the first link 31, and the rack portion 310 of the second link 32 is located at a lower end of the second link 32.

The gear 33 is positioned under the rack portion 310 of the first link 31 with a gap from the rack portion 310 of the first link 31 in a state where the roller 2a is in contact with the floor to be cleaned, and the rack portion 310 of the first link 31 is engaged with the gear 33 in a state where the roller 2a is not in contact with the floor to be cleaned. The existence of clearance, the in-process that the machine of sweeping the floor surmounts the obstacle, the obstacle surmounting thing can jack up the gyro wheel and can not trigger the gear and rotate to do the fluctuation at first connecting rod within a certain limit.

In order to enable the first link and the second link to move only in the up-down direction, the gear 33 is installed in the connecting seat 11a, the connecting seat 11a is located in the annular channel 121, and the connecting seat 11a is opened with a first slot 111 extending vertically at a position corresponding to the first link 31 and a second slot 112 extending vertically at a position corresponding to the second link 32, the first link 31 is slidably limited in the first slot 111 in the up-down direction, and the second link 32 is slidably limited in the second slot 112 in the up-down direction. In order to enable the roller to move downwards in the state that the roller is off the ground, the first elastic piece acts on the roller 2a, the first elastic piece is in an energy storage state in the state that the roller 2a is in contact with the ground to be cleaned, and the roller 2a always has the tendency of moving downwards to drive the separating plate 5 to move upwards to close the air outlet 101 in the energy storage state; specifically, the first elastic member is disposed between the connecting seat 11a and the roller 2a, and is a spring 4 located at the periphery of the first link 31, and the upper end of the spring 4 is connected to the first link 31, and when the roller moves downward, the spring 4 drives the first link 31 to move downward.

In the above embodiments, the vertical direction includes, but is not limited to, the vertical direction.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be arranged in different orientations, these directional terms are for illustrative purposes only and should not be construed as limiting, and for example, "upper" and "lower" are not necessarily limited to orientations opposite or consistent 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

1. A separation module for a sweeper, comprising:

a housing (1) having a chamber (10) therein for communicating with a cleaning module of a sweeper, said chamber (10) having an exhaust outlet (101) for fluid communication with a fan (02) of the sweeper;

-a separator for separating at least dust and liquid, located inside the chamber (10);

the method is characterized in that: the separating piece is located below the air outlet (101), and is arranged to move up and down relative to the air outlet (101), so that the separating piece has a first state for opening the air outlet (101) when the bottom of the sweeper is placed on the ground to be cleaned, and a second state for closing the air outlet (101) when the bottom of the sweeper is at least partially separated from the ground to be cleaned.

2. The separation module of claim 1, wherein: and when the overturning angle of the sweeper is more than or equal to 90 degrees, the separating piece is in a second state.

3. The separation module of claim 2, wherein: air exit (101) are located the top of cavity (10), and the face at this air exit (101) place transversely arranges, be provided with vertical arrangement's loop forming element (13) in cavity (10), the rampart of this loop forming element (13) encircles the periphery of air exit (101), and be formed with runner (130) that air exit (101) are linked together.

4. The separation module of claim 3, wherein: the separator is horizontal arrangement's separator plate (5), casing (1) is corresponding install vertical arrangement's installation axle (11) on the position of separator plate (5), separator plate (5) along the length direction of installation axle (11) sets up on this installation axle (11) with sliding the separator plate (5) are in under the second state, separator plate (5) under the effect of self gravity along installation axle (11) move and close exhaust exit (101).

5. The separation module of claim 4, wherein: the position of the separating plate (5) close to the center is provided with a jack (51) for the insertion of the mounting shaft (11), and the jack (51) is arranged corresponding to the air outlet (101).

6. The separation module of claim 5, wherein: the area of the separating plate (5) adjacent to the center is provided with a convex part (50) protruding downwards, and the insertion hole (51) is positioned on the convex part (50).

7. The separation module of claim 3, wherein: the separating piece covers the air outlet (101) along the projection of the fluid flowing direction in the air outlet (101) on the surface where the air outlet (101) is located.

8. The separation module of claim 3, wherein: the shell (1) is internally provided with an exhaust channel (14) which is partially positioned above the chamber (10), and the exhaust channel (14) is communicated with the exhaust outlet (101).

9. The separation module of claim 4, wherein: separation plate (5) is in the orientation the surface mounting of air exit (101) has and is annular sealing washer (53) separation plate (5) are in under the second state, sealing washer (53) are located the periphery of air exit (101) and realize separation plate (5) and the sealing connection of air exit (101) place wallboard.

10. The separation module of claim 4, wherein: the inner peripheral wall of the annular piece (13) is provided with vertically extending baffles (131), at least two baffles (131) are arranged at intervals along the circumferential direction, the separating piece is positioned in a space surrounded by the baffles (131), and a gap (A) for air to pass through is formed among the baffles (131), the annular piece (13) and the separating piece.

11. The separation module of claim 10, wherein: a notch (1311) extending along the vertical direction is formed in the position, close to the upper portion, of the inner wall surface of the baffle (131), and the separation plate (5) is arranged in the notch (1311) in a sliding mode along the vertical direction.

12. The separation module of claim 10, wherein: the top surface of the baffle (131) is in contact with the bottom surface of the wall plate where the air outlet (101) is located, and the bottom surface of the baffle (131) is in contact with the inner wall surface of the annular piece (13).

13. The separation module of claim 10, wherein: the lower part of the annular wall of the annular piece (13) is provided with a second contraction section (13 b) which gradually contracts inwards from top to bottom, and the bottom surface of the baffle (131) is in contact with the inner wall surface of the second contraction section (13 b).

14. The separation module of claim 13, wherein: the bottom periphery of the second contraction section (13 b) of the ring-shaped member (13) extends downwards to form a convex edge (132).

15. A sweeper having the separation module of any one of claims 1 to 14, characterized in that: still including fan (02) and filter the piece, it sets up to filter the piece in casing (1), along fluid flow path, it is located to filter the piece the upstream of fan (02), and be located the low reaches of air exit (101).