CN209915880U

CN209915880U - Dust collecting box and cleaning electric appliance

Info

Publication number: CN209915880U
Application number: CN201920311523.6U
Authority: CN
Inventors: 何博
Original assignee: Midea Group Co Ltd; Jiangsu Midea Cleaning Appliances Co Ltd
Current assignee: Midea Robozone Technology Co Ltd
Priority date: 2019-03-12
Filing date: 2019-03-12
Publication date: 2020-01-10
Anticipated expiration: 2029-03-12

Abstract

The utility model provides a dust collecting box, which comprises a box body with a separating cavity, a cyclone separating component with an air outlet channel, a dust collecting bag and an installation component; the box body is provided with a dust collecting opening, an air inlet and an air outlet which are communicated with the separation cavity; the cyclone separation assembly is arranged in the separation cavity, a cyclone separation channel is formed between the cyclone separation assembly and the separation cavity, one end of the cyclone separation channel is communicated with the air inlet, the other end of the cyclone separation channel is communicated with the dust collecting opening, and the cyclone separation channel is communicated with the air outlet through the air outlet channel; one end of the mounting piece is communicated with the dust collecting opening, and the other end of the mounting piece faces the separation cavity and is used for mounting the dust collecting bag, so that the dust collecting bag is communicated with the cyclone separation channel. The utility model also provides a clean electrical apparatus, adopt the utility model discloses, can avoid because of directly toppling over the circumstances such as the raise dust that filth and/or dust lead to, spill the ash and take place.

Description

Dust collecting box and cleaning electric appliance

Technical Field

The utility model relates to the field of cleaning appliances, in particular to a dust collecting box and a cleaning appliance.

Background

The dust collection box of robot of sweeping the floor generally is provided with the air intake, the air outlet, and dust collecting chamber and filter piece filter the piece setting in air outlet department, and the air intake is connected with the main suction fan of robot of sweeping the floor, and the negative pressure that produces after the main suction fan of start can be with debris such as dust from the air intake inhale the dust collection box in, wherein, debris such as dust can be stored in dust collecting chamber, and the air current of inhaling the dust collection box is discharged from the air outlet after filtering through filtering.

However, because sundries such as dust are stored in the dust collecting cavity, when the dust collecting box needs to be cleaned, a user directly pours the sundries such as dust collected in the dust collecting cavity into the garbage can, and therefore the dust can be raised and scattered in the dumping process, and the user experience is very poor. In addition, during the dust suction process, a large amount of dust comes into contact with the filter member, so that the filter member also needs to be frequently replaced, thereby causing a large loss of the filter member.

SUMMERY OF THE UTILITY MODEL

In view of this, the main objective of the present invention is to provide a dust collecting box and a cleaning appliance, so as to mainly solve the problem that the dust collecting box in the prior art is prone to dust flying and splashing when dumping dirt and/or dust.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a dust collecting box in a first aspect, which comprises a box body with a separating cavity, a cyclone separating component with an air outlet channel, a dust collecting bag and an installation component; the box body is provided with a dust collecting opening, an air inlet and an air outlet which are communicated with the separation cavity;

the cyclone separation assembly is arranged in the separation cavity, a cyclone separation channel is formed between the cyclone separation assembly and the separation cavity, one end of the cyclone separation channel is communicated with the air inlet, the other end of the cyclone separation channel is communicated with the dust collecting opening, and the cyclone separation channel is communicated with the air outlet through the air outlet channel;

one end of the mounting piece is communicated with the dust collecting opening, and the other end of the mounting piece faces the separation cavity and is used for mounting the dust collecting bag, so that the dust collecting bag is communicated with the cyclone separation channel.

Further, the mounting piece extends into the dust collecting opening and is fixedly matched with the dust collecting opening; or the like, or, alternatively,

the dust collecting opening protrudes towards one side far away from the separation cavity, and the mounting piece is sleeved on the dust collecting opening; or the like, or, alternatively,

the mounting member and the dust collection port are integrally formed.

Further, the section of one end of the mounting piece, which is far away from the end where the dust collecting bag is mounted, is larger than that of the other end of the mounting piece.

Furthermore, the box body is also provided with a dust collecting cavity which is communicated with the separation cavity through the dust collecting opening.

Further, the cyclone separation component comprises a filter cartridge and a spiral blade, and the air outlet channel is formed in the filter cartridge;

the spiral blade is connected with the side wall of the filter cartridge, and the spiral blade, the filter cartridge and the separation cavity surround to form the cyclone separation channel.

Furthermore, one end of the filter cartridge, which is close to the dust collecting opening, is provided with a plurality of filter holes communicated with the air outlet channel, the other end of the filter cartridge is provided with a channel outlet communicated with the air outlet channel, and the channel outlet is communicated with the air outlet channel and the air outlet; and/or the presence of a gas in the gas,

the dust collecting box further comprises a filtering piece, and the filtering piece is arranged at the air outlet.

Further, the separation cavity is gradually enlarged from one end close to the bottom wall of the separation cavity to one end far away from the bottom wall of the separation cavity to form a circular truncated cone shape; the dust collecting opening is far away from the bottom wall of the separation cavity, and the air outlet and the air inlet are close to the bottom wall of the separation cavity; and/or the presence of a gas in the gas,

one end of the filter cylinder, which is close to the dust collecting opening, is gradually enlarged towards the other end of the filter cylinder to form a circular truncated cone shape.

Further, the highest point of the spiral blade is lower than the lowest point of the dust collecting opening.

Further, the cyclonic separating assembly may be removably located in the separating chamber.

The utility model discloses the second aspect provides a clean electrical apparatus, clean electrical apparatus includes the aforesaid dust collection box.

The utility model provides a dust collection box and cleaning appliance, through setting up installed part and dust bag in dust collection opening department, the user of can being convenient for directly takes off the dust bag (or the dust bag is together with the installed part) and abandons when clearing up the dust collection box, can avoid taking place because of directly empting the circumstances such as the raise dust that filth and/or dust lead to, spill the ash from this. In addition, because the cyclone separation assembly draws a large amount of dirt and/or dust mixed in the airflow into the dust collecting bag before the airflow flows to the air outlet, only a small amount of dirt and/or dust is mixed in the airflow flowing to the air outlet, and therefore when the airflow passes through the air outlet, the filter element only needs to filter a small amount of dirt and/or dust, the service life of the filter element is prolonged, and the loss of the filter element is greatly reduced.

Drawings

Fig. 1 is a schematic structural view of a dust collecting box according to a first embodiment of the present invention, in which an air inlet is partially cut away, and a cover plate is omitted in the figure to show an internal structure;

fig. 2 is an exploded view of a dust collecting box according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a dust collecting box according to a first embodiment of the present invention, the cutting line is along the symmetry plane of the separating chamber and the dust collecting chamber;

FIG. 4 is a schematic structural view of the cyclone separation assembly of FIG. 3;

fig. 5 is a sectional view of another dust collecting box provided by the second embodiment of the present invention, wherein the sectional line is along the symmetry plane of the separating chamber and the dust collecting chamber.

Reference numerals: dust collection cases 100, 100'; a box body 1; a separation chamber 1 a;

dust collection ports

1b, 1 b'; a dust collection chamber 1 c; an air inlet 1 e; an air outlet 1 f; a cyclonic separation assembly 2; the cyclonic separating passage 2 a; a filter cartridge 21; an air outlet channel 21 a; a filtering hole 21 b; a channel outlet 21 c; a helical blade 22; a dust collection bag 3; mounting 4, 4'; a dust collection bag 3; a filter member 5; and a cover plate 6.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, the "up" and "down" orientations or positional relationships are based on the orientations or positional relationships shown in fig. 1 or fig. 3, wherein the "top" is the upper direction of fig. 3, the "bottom" is the lower direction of fig. 3, and the "high" and "low" are the upper and lower directions of fig. 3, it is to be understood that these orientation terms are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Example one

The embodiment of the utility model provides a dust collecting box, as shown in fig. 1 to 3, the dust collecting box 100 comprises a box body 1, a cyclone separation component 2, a dust collecting bag 3 and a mounting piece 4, a separation chamber 1a is arranged in the box body 1, a dust collecting port 1b, an air inlet 1e and an air outlet 1f are arranged on the box body 1, the dust collecting port 1b, the air inlet 1e and the air outlet 1f are all communicated with the separation chamber 1a, the mounting piece 4 is arranged at the dust collecting port 1b, the cyclone separation component 2 with an air outlet channel 21a is arranged in the separation chamber 1a, a cyclone separation channel 2a is formed between the cyclone separation component 2 and the separation chamber 1a, one end of the cyclone separation channel 2a is communicated with the air inlet 1e, the other end of the cyclone separation channel 2a is communicated with the dust collecting port 1b, the cyclone separation channel 2a is communicated with the air outlet 1f through the air outlet channel 21a, one end of the mounting piece 4, the other end of the mounting member 4 faces the outside of the separating chamber 1a, and the mounting member 4 is mainly used for mounting the dust bag 3 so that the dust bag 3 communicates with the cyclone passage 2 a.

Specifically, after the outside air flow is sucked into the separation chamber from the air inlet, the air flow flows along the cyclone separation channel to the direction of the dust collection opening, and the centrifugal force generated in the air flow flowing process can throw the dirt and/or dust such as hair and the like mixed in the air flow into the dust collection bag 3, so that the dirt and/or dust can be separated from the air flow.

Further, in the present embodiment, the mounting member 4 is inserted into the dust collection port 1b to be fixedly fitted to the dust collection port 1 b.

Specifically, the installed part and the dust bag integrated into one piece of this embodiment, the installed part can select for use materials such as plastics, hardboard, the dust bag can select for use the material the same with the installed part, also can select for use the material different with the installed part, when the dust bag is installed to needs, the user can aim at the dust collection mouth with the installed part, then exert oneself slightly, the installed part just can stretch into in the dust collection mouth fixedly, when the dust bag is taken off to needs, the user only need to the opposite direction application of force, just can extract the installed part from the dust collection mouth.

Because the installed part is detachably arranged at the dust collecting opening, when the dust collecting bag needs to be cleaned, a user can directly pull out the installed part from the dust collecting opening, then discard the dust collecting bag together with the installed part, and then replace the new dust collecting bag provided with the installed part again, so that the situations of dust raising, dust sprinkling and the like caused by directly dumping dirt and/or dust can be avoided.

The dust bag provided with the mounting member of this embodiment may be provided with the product or may be purchased separately by the user.

It will be appreciated that in other embodiments, the mounting member and the dust collecting bag may be detachably connected, for example, the dust collecting bag may be a common plastic bag or a garbage bag, and when in use, the opening of the plastic bag or the garbage bag may be sleeved on the end of the mounting member away from the dust collecting opening and fastened to the mounting member, and the fastening may be performed by tightening with a rope, tightening with a rubber band, or by providing a special fastening member such as a snap ring, and after the plastic bag or the garbage bag is sleeved, the plastic bag or the garbage bag is fastened to the mounting member with the snap ring, and after the plastic bag or the garbage bag is used, the snap ring is removed to take out the plastic bag or the garbage bag. This has the advantage that when the user disposes of waste, the plastic or waste bag is discarded and the mounting member (including the fastening member if a fastening member such as a snap ring is provided) can be left for recycling, thereby eliminating the need for the user to purchase a dedicated mounting-equipped dust bag and facilitating the use of the user while saving the expense of the user.

In other embodiments, the mounting member may be integrally formed with the dust collection port, and the user may purchase the dust bag separately.

Further, the mounting piece 4 of the present embodiment has a larger cross section at one end remote from the mounting piece 3 than at the other end of the mounting piece 4, and corresponds to a larger size of the head of the end of the mounting piece 4 connected to the dust collection port 1b than the head of the end of the mounting piece 4 connected to the dust collection bag 3.

In particular, the separating chamber of the present embodiment is circular in cross-section and the dust collecting opening is arranged long and narrow along the circumference of the separating chamber, thereby enabling both dirt and/or dust to enter the mounting member quickly and dirt and/or dust entering the mounting member to be collected together before entering the dust collecting bag for facilitating the collection of the dirt and/or dust.

Further, the case 1 of the present embodiment further has a dust collecting chamber 1c, and the dust collecting chamber 1c communicates with the separating chamber 1a through the dust collecting port 1 b.

The advantage of providing a dust collecting chamber is that on the one hand, when the dust collecting bag is not in use, dirt and/or dust sucked into the separating chamber from the outside can be directly separated into the dust collecting chamber, thereby enabling a user to autonomously select whether to use the dust collecting bag, and further improving the satisfaction of the user; on the other hand, the dust collecting bag can be placed in the dust collecting cavity, so that the dust collecting cavity can play a role in protecting the dust collecting bag, and particularly when the dust collecting bag is broken accidentally, the dust collecting cavity can also collect dirt and/or dust scattered from the dust collecting bag, so that the dirt and/or dust is prevented from falling into other parts of the cleaning electric appliance to damage the cleaning electric appliance. It will be appreciated that in other embodiments no dust collection chamber may be provided.

Further, the dust collecting box 100 further comprises a cover plate 6, and the cover plate 6 is buckled at the opening of the box body 1.

Further, as shown in fig. 3 and 4, the cyclone separation assembly 2 of the present embodiment includes a filter cartridge 21 and a spiral blade 22, an air outlet channel 21a is formed in the filter cartridge 21, the spiral blade 22 is connected to a side wall of the filter cartridge 21, and the spiral blade 22, the filter cartridge 21 and the separation chamber 1a surround to form a cyclone separation channel 2 a.

Specifically, this embodiment dust collecting opening sets up the one side of the diapire of keeping away from the separation chamber, air outlet and air intake setting are in the one side of the diapire that is close to the separation chamber, that is to say, the dust collecting opening is close to the box body top, air outlet and air intake are close to the box body bottom, clean electrical apparatus during operation, the air current that has mingled with filth and/or dust gets into the separation chamber from the air intake, the centrifugal force that produces among the air current flow process guides the air current to flow to the top of separation chamber along cyclone separation passageway from the bottom of separation chamber, the filth and/or the dust that mingle with in the air current are separated the collecting bag, the air current that has separated filth and/or dust gets into the air-out passageway, and follow the air-out passageway and from last down.

Further, one end of the filter cartridge 21 close to the dust collection opening 1b has a plurality of filter holes 21b communicated with the air outlet channel 21a, the other end of the filter cartridge 21 has a channel outlet 21c communicated with the air outlet channel 21a, and the channel outlet 21c is communicated with the air outlet channel 21a and the air outlet 1 f.

Specifically, the cyclone separation channel is communicated with the air outlet channel through the filter hole, the air outlet channel is communicated with the air outlet through the channel outlet, and the airflow with separated dirt and/or dust can be filtered through the filter hole before entering the air outlet channel so as to filter some dirt which is not separated into the dust collecting bag. In other embodiments, the filter hole may not be provided, for example, a channel inlet communicated with the air outlet channel may be directly provided instead of the filter hole.

Further, the dust box 100 further includes a filter 5, and the filter 5 is disposed at the air outlet 1f of the cyclone passage 2 a.

Specifically, the great aperture can be chooseed for use to the filtration pore on the cartridge filter, in order to the great filth of some sizes of colanded earlier, when the air current after the colanded passes through the air outlet, filter and can further carry out the essence to filth and/or dust that remain in the air current, because the air current has got into the air-out passageway before with a large amount of filth and/or the dust separation of mingling in the air current to the dust bag, some filth are strained again to the colanded when the cartridge filter, consequently only mingled with a small amount of filth and/or dust in the air current of air outlet department, make the air current pass through the air outlet from this, filter and need only filter a small amount of filth and/or dust, thereby filter's life has been prolonged, the loss of filtering.

Further, the separation chamber 1a of the present embodiment is gradually enlarged from an end close to the bottom wall of the separation chamber 1a toward an end away from the bottom wall of the separation chamber to form a truncated cone shape.

This reduces the pressure loss of the air stream during rotation, so that dirt and/or dust can be thrown into the dust bag as far as possible under the effect of centrifugal force and at the same time clogging of the filter openings in the filter cartridge can be avoided.

Further, the filter cartridge 21 of the present embodiment is gradually enlarged from one end near the dust collection port 1b toward the other end of the filter cartridge 21 to form a truncated cone shape.

This further reduces the pressure loss of the air stream during rotation, so that more dirt and/or dust can be thrown into the dust bag by the centrifugal force.

The air outlet and the air inlet of the present embodiment are disposed at two sides of the separation chamber, however, it is understood that the air outlet and the air inlet may be disposed adjacently, and the orientation of the air outlet and the air inlet may be adjusted according to the requirement.

Further, the spiral blade 22 of the present embodiment is attached to the side wall of the separation chamber 1 a.

That is, the helical blade is in contact with the side wall of the separation chamber, so that a relatively closed cyclone separation passage can be formed between the helical blade, the filter cartridge and the separation chamber to increase the negative pressure in the cyclone separation passage, and further improve the efficiency of the airflow flowing in the cyclone separation passage. It will be appreciated that in other embodiments there may be a gap between the helical blade and the side wall of the separation chamber.

Further, the highest point of the spiral blade 22 is lower than the lowest point of the dust collection port 1 b.

That is to say, can separate the dust collection mouth with air outlet and air intake as far as possible through helical blade, prevent that the dust collection mouth from influencing the production of the negative pressure in the whirlwind separation passageway. It will be appreciated that in other embodiments, the highest point of the helical blade may be higher than the lowest point of the dust collection port.

Further, the cyclonic separating assembly 2 is removably located within the separating chamber 1 a.

Although the cyclonic separation assembly may separate a significant amount of dirt and/or dust into the dirt collection bag, some dirt and/or dust may remain in the separation chamber and, therefore, providing the cyclonic separation assembly in a removable configuration may facilitate cleaning of the cyclonic separation assembly and the separation chamber.

Example two

The second embodiment of the present invention provides a second dust collecting box 100 ', as shown in fig. 5, the dust collecting box 100 ' includes a mounting part 4 ' and a dust collecting bag 3 connected to the mounting part 4 ', the dust collecting opening 1b ' protrudes toward one side far away from the separating chamber 1a, and the mounting part 4 ' is sleeved on the dust collecting opening 1b '.

Specifically, the installed part can select for use the rubber material, and the installed part utilizes the elastic deformation of rubber to fix on the dust collecting opening, and perhaps, the installed part also can select for use plastics material or cardboard etc. and the installed part utilizes the micro deformation of plastics or cardboard also can cup joint to fix on the dust collecting opening.

Other structures of the dust collecting box 100' are the same as those of the dust collecting box 100 provided in the first embodiment, and are not described herein.

EXAMPLE III

The third embodiment of the present invention provides a cleaning appliance, which includes the dust collecting box 100 provided in the first embodiment.

In particular, the cleaning appliance may be a sweeping robot or a vacuum cleaner. In other embodiments, the dust collecting box 100' provided in the second embodiment can be used as the cleaning appliance.

Above-mentioned each embodiment provides several kinds of embodiments of dust-collecting box and clean electrical apparatus respectively, and through setting up installed part and dust bag in dust collection mouth department, can be convenient for the user directly take off the dust bag (or dust bag and installed part together) abandon when clearing up the dust-collecting box, can avoid because of directly empting the circumstances such as the raise dust that filth and/or dust lead to, spill the ash and take place. In addition, because the cyclone separation assembly draws a large amount of dirt and/or dust mixed in the airflow into the dust collecting bag before the airflow flows to the air outlet, only a small amount of dirt and/or dust is mixed in the airflow flowing to the air outlet, and therefore when the airflow passes through the air outlet, the filter element only needs to filter a small amount of dirt and/or dust, the service life of the filter element is prolonged, and the loss of the filter element is greatly reduced.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A dust collecting box is characterized by comprising a box body with a separating cavity, a cyclone separating component with an air outlet channel, a dust collecting bag and a mounting piece; the box body is provided with a dust collecting opening, an air inlet and an air outlet which are communicated with the separation cavity;

2. A dust collection case as defined in claim 1, wherein said mounting member extends into and is fixedly engaged with said dust collection port; or the like, or, alternatively,

the mounting member and the dust collection port are integrally formed.

3. A dust collecting case as claimed in claim 1, wherein a cross-section of an end of the mounting member remote from the dust collecting bag is larger than a cross-section of the other end of the mounting member.

4. A dust collecting container as claimed in any one of claims 1 to 3, further comprising a dust collecting chamber communicating with the separating chamber through the dust collecting port.

5. A dust collecting box as claimed in claim 1, wherein the cyclone separating assembly includes a filter cartridge and a spiral blade, the filter cartridge having the air outlet passage formed therein;

6. A dust collecting box as claimed in claim 5, wherein one end of the filter cartridge close to the dust collecting opening is provided with a plurality of filter holes communicated with the air outlet channel, and the other end of the filter cartridge is provided with a channel outlet communicated with the air outlet channel, and the channel outlet is communicated with the air outlet channel and the air outlet; and/or the presence of a gas in the gas,

7. A dust collecting box as claimed in claim 5, characterized in that the separating chamber is gradually enlarged from an end close to the bottom wall of the separating chamber to an end far from the bottom wall of the separating chamber to form a truncated cone shape; the dust collecting opening is far away from the bottom wall of the separation cavity, and the air outlet and the air inlet are close to the bottom wall of the separation cavity; and/or the presence of a gas in the gas,

8. A dust collecting box as claimed in any one of claims 5 to 7, wherein the highest point of the spiral blade is lower than the lowest point of the dust collecting opening.

9. A dust collecting bin as claimed in any one of claims 5 to 7, in which the cyclonic separating assembly is removably located in the separating chamber.

10. A cleaning appliance, characterized in that it comprises a dust container according to any one of claims 1-9.