CN113660837B

CN113660837B - Dust box and cleaning robot

Info

Publication number: CN113660837B
Application number: CN202110943157.8A
Authority: CN
Inventors: 王生贵; 韩璞; 苗凯; 曾亚骏; 谢伟; 李振
Original assignee: Suzhou Gaozhixian Automation Technology Co Ltd
Current assignee: Suzhou Gaozhixian Automation Technology Co Ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2023-09-29
Anticipated expiration: 2041-08-17
Also published as: CN113660837A

Abstract

The invention relates to the technical field of intelligent robots, and particularly discloses a dust box and a cleaning robot. According to the dust box provided by the invention, the circulating air port is formed in the box body and is used for being communicated with the electric cabinet of the cleaning robot, air entering the box body is filtered through the first filter element and the second filter element in sequence and then enters the electric cabinet through the circulating air port so as to cool and dissipate heat of components arranged in the electric cabinet; in addition, the air entering the electric cabinet is subjected to two-stage filtration, so that the air purification degree is high, the air with dust is effectively prevented from entering the electric cabinet, the service life of components in the electric cabinet is prolonged, and the failure rate of the cleaning robot is reduced.

Description

Dust box and cleaning robot

Technical Field

The invention relates to the technical field of intelligent robots, in particular to a dust box and a cleaning robot.

Background

With the development of automation technology and artificial intelligence, the requirements of intelligent cleaning robots are becoming more and more widespread. The advent of the robotics era will revolutionize production and manufacturing models and human lifestyles. The intelligent cleaning robot is suitable for various environments, such as scenic spots, industrial parks, factory roads and the like.

Under the long-time working condition of the cleaning robot, heat is generated by parts such as the electric cabinet and the display screen, in order to realize heat dissipation of the parts such as the electric cabinet and the display screen, a cooling fan is usually arranged, the fan blows peripheral air to the parts such as the electric cabinet and the display screen, but dust can exist in the peripheral environment of the cleaning robot in the cleaning process, if the cooling fan blows the peripheral air with the dust to the parts such as the electric cabinet and the display screen, dust accumulation of the parts such as the electric cabinet and the display screen can be caused for a long time, and the dust accumulated for a long time can influence the normal working of the cleaning robot.

Disclosure of Invention

The invention aims to provide a dust box and a cleaning robot, which reduce the number of heat dissipation fans so as to dissipate heat of parts such as an electric cabinet, a display screen and the like and reduce the energy consumption of the cleaning robot.

To achieve the purpose, the invention adopts the following technical scheme:

a dust bin comprising:

the cleaning robot comprises a box body, wherein an air inlet and a circulating air inlet are formed in the box body, and the circulating air inlet is used for being communicated with an electric cabinet of the cleaning robot;

the first filter element is arranged in the box body and is used for filtering air entering the box body from the air inlet;

the second filter element is arranged at the circulating air port and is used for filtering air passing through the circulating air port;

the fan is arranged in the box body and is used for enabling air to enter the box body from the air inlet and discharging the air filtered by the first filter element through the circulating air inlet.

Optionally, an air outlet communicated with the external environment is formed in the box body, and the fan can enable air filtered by the first filter element to be discharged through the air outlet.

Optionally, be equipped with first dust removal subassembly in the box, first dust removal subassembly set up in the air inlet side of first filter core, first dust removal subassembly includes clean part and drive part, drive part can drive clean part is followed the fold direction of arranging of first filter core is removed, just clean part can with the lateral wall contact of fold and make the fold warp at the removal in-process.

Optionally, the cleaning component includes:

the axial direction of the cleaning rod extends along the arrangement direction of the folds of the first filter element, a plurality of poking sheets are sleeved on each cleaning rod at intervals, and the poking sheets can be in contact with the side walls of the folds;

and the connecting piece is used for connecting the cleaning rod and the driving part.

Optionally, the cleaning member further includes a guide member connected to the connecting member, the guide member moving the cleaning rod in the pleat arrangement direction of the first filter element.

Optionally, the cleaning rod is provided in plurality, and the connecting piece includes:

two brackets, wherein one bracket is connected with one end of a plurality of cleaning rods, and the other bracket is connected with the other end of the plurality of cleaning rods;

the cleaning device comprises a cleaning rod, a support, a swing arm, a driving component and a cleaning rod, wherein one end of the swing arm is hinged with one support, the other end of the swing arm is connected with the driving component, and the driving component drives the swing arm to swing so that the cleaning rod moves along the arrangement direction of folds of the first filter element.

Optionally, the driving part includes:

a driving motor;

and one end of the eccentric shaft is connected with the output end of the driving motor, and the other end of the eccentric shaft is connected with the swing arm.

Optionally, still be equipped with the second dust removal subassembly in the box, the second dust removal subassembly set up in the air-out side of first filter core, the second dust removal subassembly is used for beating the surface of first filter core.

Optionally, the second dust removing assembly comprises a deformation piece and a vibration piece mounted on the deformation piece, wherein two ends of the deformation piece are connected with two opposite side walls of the box body, and the vibration piece can deform the deformation piece so that the vibration piece strikes the surface of the first filter element.

The cleaning robot comprises an electric cabinet and any one of the dust boxes, wherein a vent is formed in the electric cabinet and is communicated with the circulating air port.

The invention has the beneficial effects that:

according to the dust box provided by the invention, the circulating air port is formed in the box body and is used for being communicated with the electric cabinet of the cleaning robot, air entering the box body is filtered through the first filter element and the second filter element in sequence and then enters the electric cabinet through the circulating air port so as to cool and dissipate heat of components arranged in the electric cabinet; in addition, the air entering the electric cabinet is subjected to two-stage filtration, so that the air purification degree is high, the air with dust is effectively prevented from entering the electric cabinet, the service life of components in the electric cabinet is prolonged, and the failure rate of the cleaning robot is reduced.

The cleaning robot provided by the invention reduces the number of the heat radiation fans, reduces the energy consumption of the cleaning robot, effectively prevents dust-bearing air from entering the electric cabinet, prolongs the service life of components in the electric cabinet, and reduces the failure rate of the cleaning robot.

Drawings

FIG. 1 is a schematic view of a first view of a dust box according to an embodiment of the present invention;

FIG. 2 is a schematic view of a dust box according to a second view angle;

FIG. 3 is an internal structural view of the case provided by the embodiment of the present invention;

FIG. 4 is a schematic view of a third view of a dust box according to an embodiment of the present invention;

FIG. 5 is a schematic view of a cleaning member according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a fourth view angle of the dust box according to the embodiment of the present invention.

In the figure:

1. a case; 2. a first filter element; 5. a second filter element; 6. a blower;

11. a circulating air port; 12. an air outlet; 13. a ventilation duct; 14. a fan cavity; 15. a filter element cavity;

31. a cleaning member; 311. a cleaning lever; 312. a pulling piece; 313. a connecting piece; 3131. a bracket; 3132. swing arms; 3133. a slit hole; 314. a guide member; 3141. a mounting plate; 3142. a guide seat; 3143. a guide rod;

32. a driving part; 321. a driving motor; 322. an eccentric shaft; 323. a bearing;

41. a deforming member; 42. a vibrating member; 43. a dust box frame.

Detailed Description

In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

To among the prior art, set up radiator fan and realize the heat dissipation of parts such as electric cabinet and display screen, radiator fan blows the peripheral air that has the dust to parts such as electric cabinet in and display screen, can cause parts accumulation dust such as electric cabinet in and display screen for a long time, and the dust of long-term accumulation probably influences cleaning robot normal operating's problem, this embodiment provides a dust box and cleaning robot in order to solve above-mentioned technical problem.

The cleaning robot that this embodiment provided includes the body, installs the dust box on the body and installs the electric cabinet on the body, is equipped with components and parts in the electric cabinet, and components and parts include electric control, display etc.. The cleaning robot may be a scrubber, sweeper, etc. The dust box is used for collecting garbage cleaned by the cleaning robot.

When the cleaning robot works, some components in the electric cabinet can generate heat, in order to avoid the influence on the normal work of the cleaning robot caused by overhigh heat in the electric cabinet, the service life of the components is prolonged, and measures are generally taken to reduce the internal temperature of the electric cabinet. In this embodiment, as shown in fig. 1, 2 and 3, in order to achieve heat dissipation inside the electric cabinet, an air inlet and a circulating air port 11 are formed in a box body 1 of the dust box, the circulating air port 11 is used for communicating with the electric cabinet of the cleaning robot, specifically, a ventilation opening is formed in the electric cabinet, and the circulating air port 11 is communicated with the ventilation opening. The box 1 is internally provided with a first filter element 2, the first filter element 2 is used for filtering air entering the box 1 from the air inlet, the circulating air inlet 11 is provided with a second filter element 5, and the second filter element 5 is used for filtering air passing through the circulating air inlet 11. The fan 6 is arranged in the box body 1, the fan 6 is used for enabling air to enter the box body 1 from the air inlet, and air filtered by the first filter element 2 is discharged through the circulating air inlet 11 and enters the electric cabinet through the air inlet, so that components arranged in the electric cabinet are cooled and radiated; in addition, the air entering the electric cabinet is subjected to two-stage filtration, so that the air purification degree is high, the air with dust is effectively prevented from entering the electric cabinet, the service life of components in the electric cabinet is prolonged, and the failure rate of the cleaning robot is reduced.

Preferably, the electric cabinet sets up in one side of dust box, and the lateral wall and the laminating of dust box of electric cabinet, and the circulation wind gap 11 department of the box of dust box 1 outwards protruding is equipped with air pipe 13, and second filter core 5 can set up in air pipe 13 or circulation wind gap 11 departments, and air pipe 13 wears to set up the vent with the relative one end of the box of dust box 1 to in the electric cabinet, in order to ensure that there is sufficient air current to enter into the electric cabinet in order to cool down. The ventilation duct 13 and the second filter element 5 are both removable for easy cleaning or replacement of the second filter element 5. In other embodiments, if the electric cabinet is relatively far from the dust box, the circulation port 11 and the ventilation port may be connected through a pipe to achieve internal circulation of air.

Optionally, in order to accelerate the air circulation speed in the electric cabinet, so as to improve the heat dissipation efficiency, an air outlet can be further formed in the electric cabinet. In order to ensure the cleanness in the electric cabinet, a third filter element can be arranged at the air outlet, so that dust is prevented from being carried in the air entering the electric cabinet through the air outlet when the cleaning robot does not work. Further, the air outlet can be provided with a fan, and the fan can exhaust air in the electric cabinet so as to increase the speed of air circulation in the electric cabinet and further improve the heat dissipation efficiency.

Optionally, can also set up the wind channel in the electric cabinet, the wind channel of setting can be with blowing into the air drainage in the electric cabinet to the piece that generates heat to the pertinence dispels the heat, improves radiating efficiency. The structure of the specific air duct can be set according to the arrangement mode of components in the electric cabinet, and is not particularly limited herein.

In this embodiment, as shown in fig. 2, the case 1 is provided with an air outlet 12 communicating with the external environment, and the fan 6 can exhaust the air filtered by the first filter element 2 through the air outlet 12. In the working process of the cleaning robot, part of air filtered by the first filter element 2 is discharged through the air outlet 12, and part of air enters the electric cabinet through the circulating air outlet 11, so that the air circulation speed in the cabinet 1 is improved.

Referring to fig. 3, in order to improve the rationality of the layout in the dust box and to improve the circulation efficiency of the air in the box 1, the space in the box 1 is divided into a fan cavity 14 and a filter core cavity 15, and the fan cavity 14 is disposed above the filter core cavity 15. The first filter element 2 is arranged in the filter element cavity 15, the fan 6 is arranged in the fan cavity 14, the circulating air port 11 and the air outlet 12 are both arranged on the side wall of the fan cavity 14, the fan 6 sucks the air filtered by the first filter element 2 in the filter element cavity 15 into the fan cavity 14, and then the air is shunted and discharged through the circulating air port 11 and the air outlet 12.

Optionally, two fans 6 are provided to increase the speed of air circulation.

Optionally, the cross section of the filter element cavity 15 is rectangular, the first filter element 2 is rectangular matched with the cross section of the filter element cavity 15, the first filter element 2 divides the filter element cavity 15 into two spaces, one side far away from the fan cavity 14 is the air inlet side of the first filter element 2, and one side close to the fan cavity 14 is the air outlet side of the first filter element 2.

As shown in fig. 4, a first filter element 2 is disposed in the box 1, and the first filter element 2 filters air entering the box 1 and then discharges the air, so as to avoid polluting surrounding environment. In this embodiment, a first dust removing component is disposed in the case 1 on the air inlet side of the first filter element 2, the first dust removing component includes a cleaning member 31 and a driving member 32, the driving member 32 can drive the cleaning member 31 to move along the direction of arrangement of the pleats of the first filter element 2, and the cleaning member 31 can contact with the sidewalls of the pleats and deform the pleats during the movement. The cleaning member 31 of the first dust removing component arranged in the box body 1 can be contacted with the side wall of the fold when moving, and enables the fold of the first filter element 2 to deform, when the fold of the first filter element 2 deforms, the dust attached to the first filter element 2 is separated from the first filter element 2, the dust between the folds can be cleaned, the dust falls into the box body 1 under the action of gravity, and the purpose of removing dust from the first filter element 2 is achieved.

In this embodiment, referring to fig. 4 and 5, the cleaning member 31 includes at least one cleaning rod 311, the axial direction of the cleaning rod 311 extends along the direction of the arrangement of the folds of the first filter element 2, the cleaning rod 311 is connected with the driving member 32 through the connecting member 313, a plurality of paddles 312 are sleeved on each cleaning rod 311 at intervals, when the driving member 32 drives the cleaning rod 311 to reciprocate, the paddles 312 can contact with the side walls of the folds, and the paddles 312 paddles and collide with the folds, so that the dust attached to the folds is separated from the folds, and dust removal of the first filter element 2 is further realized, and the dust on the side walls of the folds can be effectively removed.

Optionally, the cleaning rods 311 are provided with a plurality of cleaning rods 311, the cleaning rods 311 are arranged in parallel, each cleaning rod 311 extends along the length direction of the fold, and the cleaning rods 311 are arranged side by side to cover the width of the whole first filter element 2, so that the cleaning area of the cleaning component is increased, and the cleaning effect is improved. The number of cleaning bars 311 is set according to the width of the first filter element 2. Each cleaning rod 311 extends along the length of the pleat, so that a pulling piece 312 provided on the cleaning rod 311 can pull the pleat. In the present embodiment, the cleaning lever 311 is provided with two.

The connection member 313 is used to connect the cleaning bars 311 and the driving part 32, and in this embodiment, the connection member 313 includes two brackets 3131 and a swing arm 3132, wherein one bracket 3131 is connected to one end of the plurality of cleaning bars 311, and the other bracket 3131 is connected to the other end of the plurality of cleaning bars 311. The swing arms 3132 are used to connect the driving part 32 and the brackets 3131, specifically, one end of the swing arm 3132 is hinged with one of the brackets 3131, and the other end is connected with the driving part 32. The driving part 32 drives the swing arm 3132 to swing, and the swing arm 3132 drives the cleaning rod 311 to move along the wrinkle arrangement direction of the first filter element 2.

In the present embodiment, the driving part 32 includes a driving motor 321 and an eccentric shaft 322 connected to an output shaft of the driving motor 321, the eccentric shaft 322 connecting the swing arm 3132 and the output shaft of the driving motor 321, an axis of the eccentric shaft 322 being perpendicular to the swing arm 3132. The driving force of the driving motor 321 is transmitted to the swing arm 3132 through the eccentric shaft 322 to enable the swing arm 3132 to swing, and the swing arm 3132 swings to drive the cleaning rod 311 to reciprocate in a plane parallel to the first filter element 2. Alternatively, the output end of the driving motor 321 may be directly connected to the eccentric shaft 322 through a coupling, or may be in driving connection through a driving member. The driving member may be a gear driving member, a timing belt driving member, a sprocket driving member, or the like, and the structure of the driving member is not particularly limited herein because the structure of the driving member is the prior art.

Further, a bearing 323 is disposed at one end of the eccentric shaft 322 connected to the swing arm 3132, a strip hole 3133 is disposed at one end of the swing arm 3132 connected to the eccentric shaft 322, the strip hole 3133 extends along the length direction of the swing arm 3132, an inner ring of the bearing 323 is connected to the eccentric shaft 322, an outer ring of the bearing 323 contacts with a hole wall of the strip hole 3133, and the bearing 323 can slide reciprocally in the strip hole 3133, so that one end of the swing arm 3132 connected to the cleaning rod 311 can move in a circular arc within a certain range. In the swing process of the swing arm 3132, the outer ring of the bearing 323 can rotate relative to the swing arm 3132, so that the phenomenon of jamming in the movement process is avoided, and the swing smoothness of the swing arm 3132 is improved.

In another embodiment, the connection member 313 includes two brackets 3131, and the two brackets 3131 are connected to both ends of the cleaning bars 311 to achieve connection of the plurality of cleaning bars 311. The output end of the driving part 32 is connected with one of the brackets 3131, and directly drives the cleaning rod 311 to reciprocate along the axial direction of the cleaning rod 311, so that the structure is simple and convenient to implement. The driving member 32 may be a cylinder, an electric push rod, or the like, and is not particularly limited herein.

In this embodiment, the cleaning member 31 further includes a guide 314, where the guide 314 is connected to the connecting member 313, and the guide 314 can make the cleaning rod 311 reciprocate in a preset direction, so as to improve the stability of the movement of the cleaning rod 311.

Alternatively, the guide 314 includes a mounting plate 3141, a guide block 3142, and a guide bar 3143, and the mounting plate 3141 is connected to the case 1. The mounting plate 3141 is provided with a guide seat 3142, the guide rod 3143 is arranged in parallel with the cleaning rod 311, one end of the guide rod 3143 is connected with one of the brackets 3131, and the other end of the guide rod 3143 slides through the guide seat 3142 and is connected with the other bracket 3131. The driving part 32 drives the swing arm 3132 to swing, the swing arm 3132 drives the support 3131 to reciprocate, and then drives the guide rod 3143 and the cleaning rod 311 to reciprocate, and the guide rod 3143 can only move along the direction limited by the guide seat 3142, so that the moving direction of the cleaning rod 311 is limited. The guide 314 is simple in structure and does not affect the area of the air inlet side of the first filter element 2.

Further, in order to improve the stability of the reciprocating motion of the guide bar 3143, the mounting plate 3141 is provided with a plurality of guide holders 3142 at intervals along the axial direction of the guide bar 3143, and specifically, the number of the guide holders 3142 may be set according to the length of the guide bar 3143. In this embodiment, two cleaning rods 311 are provided, two guide rods 3143 are disposed between the two cleaning rods 311, two guide blocks 3142 are disposed at intervals, and the guide rods 3143 sequentially penetrate through the two guide blocks 3142 and are connected with the support 3131.

In order to make the cleaning member 31 have adaptability so as to improve the flexibility of use, in this embodiment, the pulling piece 312 is detachably connected with the cleaning rod 311, the pulling pieces 312 with different thicknesses or different diameters can be adjusted according to the size of the folds of the first filter element 2, and the pulling pieces 312 with different hardness can be adjusted according to the material of the first filter element 2.

Alternatively, in the present embodiment, the position of the dial 312 on the cleaning rod 311 is adjustable, and the position of the dial 312 on the cleaning rod 311 is adjusted according to the size of the wrinkles of the first filter cartridge 2. During assembly, the cleaning rod 311 is installed on the air inlet side of the first filter element 2 in the case 1, and then positions of the pulling pieces 312 are aligned one by one so that the pulling pieces 312 are disposed corresponding to the folds of the first filter element 2. Because the pulling piece 312 is usually made of soft materials, such as rubber, silica gel, etc., the pulling piece 312 can be in interference fit with the cleaning rod 311, so that the position of the pulling piece 312 can be fixed, and the position of the pulling piece 312 can be manually adjusted.

As shown in fig. 6, in this embodiment, a second dust removing component is disposed on the air outlet side of the first filter element 2, and the second dust removing component is used for beating the surface of the first filter element 2 and is matched with the first dust removing component for use, so that efficient separation of dust and the first filter element 2 is achieved, and cleaning efficiency of the first filter element 2 is improved.

In this embodiment, the second dust removing assembly includes a deforming member 41 and a vibrating member 42 mounted on the deforming member 41, both ends of the deforming member 41 are connected to opposite side walls of the case 1, and the vibrating member 42 can deform the deforming member 41 so that the vibrating member 42 strikes the surface of the first filter element 2. When the vibrating member 42 deforms the deforming member 41, the vibrating member 42 contacts the first filter element 2 to strike the surface of the first filter element 2, and the separating efficiency of dust and the first filter element 2 is improved by matching with the first dust removing component.

Optionally, the vibration member 42 includes a vibration motor mounted at the middle of the deformation member 41, so that vibration force is transmitted from the middle to the periphery, to increase the area of the first filter element 2 to be vibrated, and further improve the separation efficiency of dust from the first filter element 2. The vibration motor can vibrate at a set frequency to realize the beating of the surface of the first filter element 2 with the frequency, and the set frequency can be set according to the actual use requirement. In other embodiments, the vibrating member 42 may have other structures, which are not specifically limited herein.

In this embodiment, in order to facilitate the installation of the deformation member 41, the second dust removing assembly further includes a dust box frame 43, the dust box frame 43 is connected to the side wall of the box body 1, and two ends of the deformation member 41 are fixedly connected to two opposite sides of the dust box frame 43. Preferably, the deformation member 41 extends in the direction of the pleat arrangement of the first filter insert 2. The deformation member 41 has a rectangular belt-shaped structure, and the width of the deformation member 41 is set to be enough for the installation of the vibration motor, so that the air outlet area of the first filter element 2 is not affected. The deformation member 41 is preferably made of rubber, so that the deformation member has certain toughness, elasticity and convenient material drawing.

Alternatively, the vibrating member 42 may be mounted on a power member, which can drive the vibrating member 42 to move in the pleat arrangement direction of the first filter element 2, and the speed and direction of movement may be matched with the speed and direction of movement of the cleaning member 31 to improve cleaning efficiency. In order not to damage the first filter element 2 when the vibrating member 42 vibrates, the vibrating member 42 may be brought into contact with the deforming member 41, and the deforming member 41 is deformed to strike the first filter element 2. The power member may be a screw-nut structure or a synchronous belt transmission structure, and is not particularly limited herein.

In this embodiment, still be provided with the detecting element in the box 1, the detecting element is used for detecting the jam state of first filter core 2, when confirming first filter core 2 and blockked up, detecting element sends the signal and opens for the controller, the controller is according to signal control drive part 32 and second dust removal subassembly, drive part 32 drives clean part 31 along the fold direction reciprocating motion of arranging of first filter core 2, with clean first filter core 2's air inlet side surface, the second dust removal subassembly starts the surface of beating first filter core 2 air-out side, supplementary clean part 31, realize the automated inspection and the self-cleaning of first filter core 2, can in time clean first filter core 2, guarantee that first filter core 2 maintains at high-efficient operating condition, ensure the smoothness nature of air circulation in the box 1.

The detecting piece can be a sensor, can detect the air quantity of the air outlet side of the first filter element 2, and when the air quantity is smaller than the preset air quantity, the first filter element 2 is blocked, and cleaning is needed.

The detecting piece can also be a sensor for detecting the working current of the fan 6 or the air output of the fan 6, and when the working current is larger than a preset current value, the first filter element 2 is blocked, and cleaning is needed. Or when the air output is smaller than a preset air output value, the first filter element 2 is blocked, and cleaning is needed. The cleaning time period can be determined by the degree of blockage, the blockage is serious, the cleaning time period is long, and conversely, the cleaning time period is short. The air quantity of the air outlet side of the first filter element 2 or the working current of the fan 6 or the air quantity of the fan 6 can be monitored in real time so as to determine whether the first dust removal component and the second dust removal component stop working or not.

In the dust removal process, the detection piece monitors the blocking state of the first filter element 2 in real time, when the first filter element 2 is blocked, the detection piece sends a signal to the controller, the controller controls the driving part 32 and the second dust removal component to be opened, the driving part 32 drives the cleaning part 31 to clean the air inlet side surface of the first filter element 2, the second dust removal component starts to beat the auxiliary cleaning part 31 to clean the first filter element 2, self-cleaning of the first filter element 2 is achieved, in the self-cleaning process, air filtered by the first filter element 2 can still be sucked into the fan cavity 14 under the action of the fan 6, and is discharged through the circulating air port 11 and the air outlet 12, and normal operation of the cleaning robot is not affected.

It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims

1. A dust box, comprising:

the cleaning robot comprises a box body (1), wherein an air inlet and a circulating air port (11) are formed in the box body (1), and the circulating air port (11) is used for being communicated with an electric cabinet of the cleaning robot;

the first filter element (2) is arranged in the box body (1), and the first filter element (2) is used for filtering air entering the box body (1) from the air inlet;

the second filter element (5) is arranged at the circulating air port (11), and the second filter element (5) is used for filtering air passing through the circulating air port (11);

the fan (6) is arranged in the box body (1), and the fan (6) is used for enabling air to enter the box body (1) from the air inlet and exhausting the air filtered by the first filter element (2) through the circulating air inlet (11);

an air outlet (12) communicated with the external environment is formed in the box body (1), and the fan (6) can enable air filtered by the first filter element (2) to be discharged through the air outlet (12).

2. A dust box according to claim 1, characterized in that a first dust removal assembly is arranged in the box body (1), the first dust removal assembly is arranged on the air inlet side of the first filter element (2), the first dust removal assembly comprises a cleaning part (31) and a driving part (32), the driving part (32) can drive the cleaning part (31) to move along the arrangement direction of the folds of the first filter element (2), and the cleaning part (31) can be contacted with the side walls of the folds and deform the folds in the moving process.

3. A dust bin according to claim 2, characterized in that the cleaning member (31) comprises:

at least one cleaning rod (311), wherein the axial direction of the cleaning rod (311) extends along the arrangement direction of the folds of the first filter element (2), a plurality of poking sheets (312) are sleeved on each cleaning rod (311) at intervals, and the poking sheets (312) can be in contact with the side walls of the folds;

-a connection (313), said connection (313) connecting said cleaning rod (311) and said driving member (32).

4. A dust bin according to claim 3, characterized in that the cleaning member (31) further comprises a guide (314), the guide (314) being connected to the connecting member (313), the guide (314) moving the cleaning rod (311) in the direction of the pleat arrangement of the first filter element (2).

5. A dust bin according to claim 3, wherein the cleaning lever (311) is provided in plurality, the connector (313) comprising:

two brackets (3131), wherein one bracket (3131) is connected with one end of a plurality of cleaning rods (311), and the other bracket (3131) is connected with the other end of the plurality of cleaning rods (311);

swing arm (3132), one end and one of them support (3131) of swing arm (3132) are articulated, and the other end is connected drive part (32), drive part (32) drive swing arm (3132) swing makes clean pole (311) follow the fold direction of arranging of first filter core (2) is arranged.

6. A dust bin according to claim 5, characterized in that the drive member (32) comprises:

a drive motor (321);

and one end of the eccentric shaft (322) is connected with the output end of the driving motor (321), and the other end of the eccentric shaft (322) is connected with the swing arm (3132).

7. The dust box according to claim 2, characterized in that a second dust removal assembly is further arranged in the box body (1), the second dust removal assembly is arranged on the air outlet side of the first filter element (2), and the second dust removal assembly is used for beating the surface of the first filter element (2).

8. A dust box according to claim 7, characterized in that the second dust removal assembly comprises a deformation member (41) and a vibration member (42) mounted on the deformation member (41), both ends of the deformation member (41) being connected to opposite side walls of the box body (1), the vibration member (42) being capable of deforming the deformation member (41) so that the vibration member (42) strikes the surface of the first filter element (2).

9. A cleaning robot comprising an electric cabinet and the dust box of any one of claims 1-8, wherein the electric cabinet is provided with a vent, and the vent is communicated with the circulating air port (11).