CN112587027B - Convenient dust extraction - Google Patents
Convenient dust extraction Download PDFInfo
- Publication number
- CN112587027B CN112587027B CN202011582892.2A CN202011582892A CN112587027B CN 112587027 B CN112587027 B CN 112587027B CN 202011582892 A CN202011582892 A CN 202011582892A CN 112587027 B CN112587027 B CN 112587027B
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- China
- Prior art keywords
- dust
- cleaning device
- motor
- device body
- air flow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000428 dust Substances 0.000 title claims abstract description 126
- 238000000605 extraction Methods 0.000 title claims description 9
- 238000004140 cleaning Methods 0.000 claims abstract description 98
- 238000001914 filtration Methods 0.000 claims description 38
- 238000007790 scraping Methods 0.000 claims description 25
- 239000011229 interlayer Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 239000012774 insulation material Substances 0.000 description 4
- 230000005405 multipole Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L5/00—Structural features of suction cleaners
- A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
- A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
- A47L5/24—Hand-supported suction cleaners
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/02—Nozzles
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
- A47L9/2868—Arrangements for power supply of vacuum cleaners or the accessories thereof
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
- A47L9/2868—Arrangements for power supply of vacuum cleaners or the accessories thereof
- A47L9/2884—Details of arrangements of batteries or their installation
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/32—Handles
- A47L9/322—Handles for hand-supported suction cleaners
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
Abstract
The invention relates to a convenient dust collection device, which comprises a cleaning device body, wherein the front end of the cleaning device body is provided with a dust collection opening; a motor for forming an air flow introduced into the cleaning device body from the dust suction port; and a cartridge structural body located on a flow path of the air flow; wherein, the motor is arranged in the cleaning device body, and the air inlet on the motor is arranged towards the rear end of the cleaning device body; meanwhile, the filter element structure body is detachably connected to the rear end of the cleaning device body, and the filter element structure body is arranged at one end of the cleaning device through inversion of the motor, so that a user can conveniently take out the filter element structure body for replacement.
Description
[ Field of technology ]
The invention relates to the field of cleaning, in particular to a convenient dust collection device.
[ Background Art ]
In the cleaning field, cleaning work is often performed using a dust extraction device, and the inventors have found the following problems in the cleaning process using the existing dust extraction device:
Firstly, the prior dust collection device is limited by the volume of the prior dust collection device in the use process, so that the use environment of the dust collection device is limited, and particularly, the prior dust collection device is difficult to extend into sanitary dead corners such as gaps, corners and the like, so that the problem of poor cleaning effect on the sanitary dead corners is caused; secondly, because the volume of the existing dust collection device is larger, the dust collection device is time-consuming and labor-consuming to carry and is not easy to carry.
Accordingly, there is a need for an improved vacuum cleaner that overcomes the shortcomings of the prior art.
[ Invention ]
Aiming at the defects of the prior art, the invention aims to provide a convenient dust collection device which is convenient to carry by enabling the whole design to be long so as to extend into a narrow gap for cleaning, and meanwhile, the body and the handle are detachably connected, and the body is separated from the handle when the dust collection device is not used so as to reduce the length.
The technical scheme of the invention is summarized as follows:
The invention provides a convenient dust collection device, which comprises: a cleaning device body which is internally provided with a motor and is internally provided with an air flow channel;
When the motor works, the sucked air at the dust suction opening of the cleaning device body is guided by the air flow channel to form an air flow which faces the motor;
The cleaning device comprises a cleaning device body, a battery pack and a cleaning device, wherein the cleaning device body is provided with a cleaning device body; wherein at least part of the housing is directly graspable by a user to enable the battery pack to act as a handle for the dust extraction device.
Preferably, the battery pack is detachably provided on the cleaning device body.
Preferably, the highest temperature of the surface of the upper shell of the battery pack does not exceed 55 DEG C
Preferably, the cleaning device body comprises a cover body and a dust cup positioned at the front end of the cover body;
the motor is arranged in the cover body, a dust collection piece is sleeved in the cover body, and a suction part on the dust collection piece extends out to the bottom of the dust cup to form the dust collection opening.
Preferably, the air suction part is covered with a filtering part, a hollow interlayer is formed between the air suction part and the filtering part, and the interlayer is communicated with an air flow channel in the cover body;
The air suction part is provided with an air flow outlet which penetrates through the filtering part, and the air sucked by the dust suction opening is guided into the cleaning device body and then enters the interlayer through the outer side of the filtering part.
Preferably, the end of the filtering part, which is close to the motor, extends outwards to form an interface end, and the interface end is abutted against the inner wall of the cover body.
Preferably, the outer wall of the filtering part is sleeved with a dust scraping part, and the dust cup is placed at the outer edge of the dust scraping part;
the dust cup is characterized in that an elastic piece is arranged between the interface end and the dust scraping part, and the dust scraping part can slide back and forth along the surface of the filtering part, so that accumulated dust on the outer wall of the filtering part is scraped into the dust cup.
Preferably, a limiting module is arranged between the cover body and the dust cup, so that a detachable limiting fixing structure is formed between the cover body and the dust cup;
when the cover body is disconnected with the dust cup, the dust scraping part scrapes the filtering part while pushing the dust cup away from the cover body under the resilience acting force of the elastic piece.
Preferably, the air inlet on the motor is arranged towards the rear end of the cleaning device body;
the rear end of the cleaning device body is detachably connected with a filter element structure body, and the filter element structure body comprises an outer shell and a filter screen arranged in the outer shell;
The cleaning device body is connected with the outer shell to form a main body structure of the dust collection device, and a complete airflow channel is formed inside the dust collection device.
Preferably, the outer housing is penetrated front and back to form a hollow part therein, and the handle penetrates through the hollow part, so that the filter element structure body is sleeved on the cleaning device body.
Compared with the prior art, the invention has the beneficial effects that:
according to the convenient dust collection device provided by the invention, the whole design is long so as to conveniently extend into a narrow gap for cleaning, meanwhile, the body is detachably connected with the handle, and the body is separated from the handle when not used so as to reduce the length, so that the convenient dust collection device is convenient to carry and simple in structure and convenient to use.
The foregoing description is only an overview of the present invention, and is intended to provide a better understanding of the present invention, as it is embodied in the following description, with reference to the preferred embodiments of the present invention and the accompanying drawings. Specific embodiments of the present invention are given in detail by the following examples and the accompanying drawings.
[ Description of the drawings ]
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a schematic view of the general overall structure of a dust suction device of the present invention;
FIG. 2 is an exploded view of the dust extraction device of the present invention;
figure 3 is a first cross-sectional view of the suction device of the present invention;
Fig. 4 is a schematic view of a second perspective of the dust suction device of the present invention;
Fig. 5 is a schematic view of a part of the structure of the dust suction device of the present invention;
fig. 6 is a schematic view of a second part of the dust collector of the invention;
figure 7 is a second cross-sectional view of the suction device of the present invention;
FIG. 8 is a schematic view of the general overall structure of a dirt cup in the suction apparatus of the present invention;
FIG. 9 is a schematic view showing the general overall structure of a dust collecting member in the dust collecting device of the present invention;
FIG. 10 is a schematic view of the general overall structure of the cartridge structural body of the present invention;
FIG. 11 is an exploded view of the cartridge body of the present invention;
FIG. 12 is a schematic view of a portion of the cartridge body structure of the present invention;
FIG. 13 is an exploded view of a portion of the cartridge structural body of the present invention;
FIG. 14 is an enlarged partial schematic view of FIG. 13;
FIG. 15 is a schematic view of the general overall structure of a secondary filter assembly of the present invention;
fig. 16 is a cross-sectional view of a cartridge structural body of the present invention.
Reference numerals illustrate:
1-a cleaning device body;
11-a cover body; 111-an air outlet; 112-limit switch; 113-a slide rail;
12-extension;
13-a dust cup; 131-inner edge; 132-bayonet; 133-a slider;
2-an electric motor; 21-an air inlet;
3-a dust collection piece;
31-an air suction part; 311-a dust collection port;
32-a filter section; 321. an air flow outlet; 322. a filter hole;
33-interface end; 331-a receiving cavity; 332. a mounting hole;
34-scraping ash; 341-a sleeve; 342. a scraper;
35-an elastic member;
4-a handle; 41-battery pack; 42-an access terminal; 421-air holes;
5-a filter element structure body;
51-a primary filter assembly; 511-an air intake grid; 5111—connection port; 512-a first mount; 5121-air inlet; 513-an outer housing; 514-plenum;
52-a secondary filter assembly; 521. a second mounting frame; 5211-filtration port; 522-air duct; 523-limit groove;
53-a filter screen;
6-air inlet direction.
[ Detailed description ] of the invention
The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a device for practicing the invention. In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components. In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, etc. are based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the top-to-bottom dimension, "width" corresponds to the left-to-right dimension, and "depth" corresponds to the front-to-back dimension. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms (e.g., "connected" and "attached") referring to an attachment, coupling, etc., refer to a relationship wherein these structures are directly or indirectly secured or attached to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below. It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
In the specific embodiment provided by references 1 and 2, the invention provides a convenient dust collection device, which comprises a cleaning device body 1, wherein a dust collection opening 311 is arranged at the front end of the cleaning device body 1, the cleaning device body 1 is in a long cylinder shape, and the cleaning device body 1 sucks air into the cleaning device body 1 from the dust collection opening 311;
A motor 2 for forming an air flow introduced into the cleaning device body 1 from the dust suction port 311; and
A handle 4 which is formed by extending outwards along the axial direction of the dust collection opening 311 is detachably connected to the rear end of the cleaning device body 1, and the axis of the motor 2 is parallel to the axis of the handle 4; therefore, the whole dust collection device is in a strip shape, and is convenient to extend into a narrow gap for cleaning, so that part of sanitary dead angles are cleaned, and meanwhile, the handle 4 is detachable from the body of the dust collection device, so that the dust collection device and the handle are separated for convenient carrying and storage when not used.
The handle 4 comprises a battery pack 41, wherein the battery pack 41 is used for supplying electric energy to the dust collection device and is used as a holding part of the dust collection device, the holding part extends from the access end 42 to the outside of the cleaning device body 1, and the battery pack 41 is formed into a rod shape by combining a plurality of electric cores so as to be convenient for a user to hold, and when the battery pack 41 is discharged, the temperature of the battery pack 41 is not higher than 55 ℃, so that the user can hold the battery pack 41 when the battery pack 41 is discharged; the battery pack 41 is detachably attached to the cleaning device body 1 to facilitate replacement of the battery pack 41.
In the preferred embodiment, the battery pack 41 includes a battery core and a casing wrapping the battery core, and the battery pack 41 adopts a multi-pole soft pack battery, because the heat productivity of the battery core in the multi-pole soft pack battery is small, and the casing of the multi-pole soft pack battery is thicker, when the heat in the multi-pole soft pack battery is conducted to the outside, the surface temperature of the battery pack 41 does not exceed 50 ℃, so that a user can directly hold the battery pack 41, in the current prior art, in order to meet the requirement of the function of the motor 2, the battery pack 41 is required to be discharged under the rated 230W power, the temperature of the battery pack 41 is increased to be difficult to be directly contacted, in the current prior art, the heat insulation material is required to be wrapped on the outer wall of the battery pack 41 to ensure that the temperature is conducted to the handle 4, in the embodiment, the heat insulation material wrapped outside the battery pack 41 is omitted, the material is saved, meanwhile, the damage to the battery pack 41 is easy to cause the temperature of the battery pack 41 to be damaged, and the surface temperature of the battery pack 41 is ensured to be not to exceed 50 ℃, the damage to the battery pack 41 is greatly reduced, the damage to the function of the battery pack itself, the heat insulation material is difficult to be accumulated on the battery pack 41, and the heat is further heat insulation material is difficult to be accumulated on the battery pack 41.
A filter element structure body 5 mounted on the rear end of the cleaning device body 1;
Wherein, the cleaning device body 1 is internally provided with a motor 2, when the motor 2 works, an air flow flowing from the front end to the rear end of the cleaning device body 1 along an air inlet direction 6 is formed in the cleaning device body 1, and the filter element structure body 5 is arranged on a flow path of the air flow, so that the air flow is filtered through a filter screen 53 on the filter element structure body 5 in the flowing process of the air flow;
in the prior art, the air inlet direction of the motor is often corresponding to the dust collection opening, so that the filter element needs to be arranged at the position between the motor and the dust collection opening, the filter element is necessarily required to be arranged in the cleaning device, the filter element needs to be replaced after being used for a period of time, and if the filter element is arranged in the device, the difficulty of replacing the filter element is increased; in the invention, the motor is inverted in the cleaning device body 1 by arranging the position of the air inlet 21 of the motor 2 opposite to the position of the dust collection opening 311 of the cleaning device, so that the filter element structure body 5 is conveniently arranged on one end of the cleaning device, and a user can conveniently grasp the filter element structure body 5, thereby facilitating the disassembly, assembly and replacement.
The filter element structure body 5 comprises an outer shell 513, the filter screen 53 is arranged in the outer shell 513, and the filter screen structure body 1 is connected with the outer shell 513 to form a main structure of the cleaning device, so that a complete airflow channel is formed inside the filter screen structure body;
When the motor 2 is in operation, an air flow flows in the channel formed by the cleaning device body 1 and the outer housing 513, wherein the air flow passes through the filter 53 and finally enters the motor 2.
Further, the cleaning device further comprises a handle 4, and the handle 4 is mounted on the cleaning device body 1 so as to facilitate the user to hold the cleaning device for cleaning.
The handle 4 is mounted on the rear end of the cleaning device body 1; the axis of the handle 4 is parallel or approximately parallel to the axis of the motor 2, in the preferred embodiment, the axis of the handle 4 and the axis of the motor 2 are on the same straight line, and the axes of the parts in the cleaning device are arranged on the same straight line, so that the gravity center of the cleaning device is on the same straight line, and the shaking of the cleaning device caused by the deviation of part of the parts from the rotation axis of the motor 3 in the rotation process of the motor is avoided.
Specifically, the outer housing 513 is penetrated back and forth to form a hollow portion therein, and the handle 4 is passed through the hollow portion so that the cartridge structural body 5 is sleeved on the cleaning device body 1.
The handle 4 comprises an access end 42 projecting into the main structure of the cleaning device and a grip; the access end 42 is hollow, and when the handle 4 is connected to the cleaning device body 1, the access end 42 and the motor 2 form a second airflow channel;
the side wall of the access end 42 corresponding to the filter element structure body 5 is provided with an air hole 421, and air flows from the channel formed by the cleaning device body 1 and the outer shell 513 to the second air flow channel through the air hole 421, so that a complete air flow channel is formed.
In a preferred embodiment, a portion of the cartridge structure body 5 protrudes into the cleaning device body 1, thereby confining the cartridge structure body 5 to the cleaning device body 1; the filter element structure body 5 is internally provided with two filter screens 53, the two filter screens 53 are arranged along the air inlet direction 6, and meanwhile, the interior of the filter element structure body 5 is hollow and is used for forming an airflow channel.
Further, the filter element structure body 5 includes a primary filter assembly 51 and a secondary filter assembly 52, the primary filter assembly 51 includes a first mounting frame 512, and the secondary filter assembly 52 includes a second mounting frame 521;
the first mounting frame 512 and the second mounting frame 521 are in an annular structure, and axes of the first mounting frame 512 and the second mounting frame 521 are arranged on the same straight line in the airflow flowing direction; such that the first mount 512 is easily connected to the second mount 521 to form a unitary body;
When the first mounting frame 512 is connected to the second mounting frame 521, the first mounting frame 512 and the hollow portion in the second mounting frame 521 cooperate to form the air flow channel.
Through holes are formed in the outer walls of the first mounting frame 512 and the second mounting frame 521 in the circumferential direction; specifically, the air inlets 5121 serving as the through holes are uniformly circumferentially arranged on the first mounting frame 512, the filter openings 5211 serving as the through holes are uniformly circumferentially arranged on the second mounting frame 521, and the filter screen 53 is coated on the through holes, so that air flows enter the air flow channel through the through holes after being filtered on the filter screen 53.
Compared with the existing HEPA structure, the invention reduces the quantity of dust to be adsorbed on the filter screen 53 in unit area by increasing the contact area of the filter screen 53 on the airflow flowing path, so that the filter element structure body 5 can adsorb more dust, thereby prolonging the service life of the filter element structure body 5, reducing the replacement frequency and facilitating the use of users.
The cleaning device body 1 comprises a cover body 11 which is covered outside the cleaning device, and an extension part 12 which is arranged in the cover body 11, wherein the extension part 12 is used for forming part of an airflow channel; the port of the access end 42 is in contact with the extension portion 12, so that an air flow channel is formed between the cover 11 and the access end 42 and the extension portion 12, and the second mounting frame 521 extends into the air flow channel between the cover 11 and the access end 42 and the extension portion 12;
And because the position of the second mounting frame 521 has no space for entering the inside of the access end 42, the air flow located on the second mounting frame 521 flows to the position of the first mounting frame 512 after being filtered, and enters the second air flow channel through the filter screen 53 on the first mounting frame 512, and by arranging two filter screens 53, the amount of dust adsorbed on the filter screen 53 on the first mounting frame 512 can be reduced, so that the filtering effect of the filter screen 53 on the first mounting frame 512 is ensured.
In a preferred embodiment, the first mount 512 is disposed within the outer housing 513; an accommodating cavity for accommodating the filter screen 53 is formed between the inner wall of the outer housing 513 and the first mounting frame 512, more specifically, the outer edge of the outer housing 513 is identical to the outer wall of the cleaning device body 1 or slightly smaller than the cleaning device body 1, so that the outer housing 513 can be in sealing connection with the cleaning device body 1, and the accommodating cavity formed in the outer housing 513 is an extension part of an airflow channel, so that airflow is filtered on the filter screen 53 on the first mounting frame 512.
The second stage filter component 52 stretches into in the cleaning device body 1, and the first stage filter component 51 is connected on the one end of cleaning device body 1, and convenience of customers snatchs this filter core structure body 5 to be convenient for change this filter core structure body 5 makes this cleaning device more humanized, has improved this cleaning device's convenience of use.
Furthermore, the air inlet grids 511 are circumferentially and uniformly distributed on the inner wall of the outer casing 513, and the filter screen 53 is disposed between the first mounting frame 512 and the air inlet grids 511, so that independent air chambers 514 are formed between two adjacent air inlet grids 511, and the air flow entering from the cleaning device body 1 is divided into a plurality of small air flows to be filtered in the independent air chambers 514, so that the filter screen 53 in the primary filter assembly 51 is more uniform in filtering air flow.
One end of the second mounting frame 521 extends outwards to form a connection portion connected with the primary filter assembly 51, so as to connect the primary filter assembly 51 with the secondary filter assembly 52, more specifically, a side wall of the connection portion is attached to an inner wall of the outer casing 513, so that the primary filter assembly 51 is clamped on the outer casing 513 to limit a positional relationship between the primary filter assembly 51 and the secondary filter assembly 52, and an air duct 522 corresponding to the air inlet grid 511 is formed on the connection portion, so that air flows into the primary filter assembly 51;
After the airflow passes through the air duct 522 and enters the air chamber 514, the airflow enters the first mounting frame 512 through the filter screen 53 wrapped on the first mounting frame 512.
The connecting portion is close to one side of the first-stage filtering component 51 is provided with a limit groove 523, when the first-stage filtering component 51 is connected with the second-stage filtering component 52, the limit groove 523 stretches into the accommodating cavity, so that the filter screen 53 placed in the accommodating cavity is clamped in the limit groove 523, and air flow can only pass through the filter screen 53 to enter the first mounting frame 512.
The top end of the air inlet grid 511 is provided with a connection port 5111, the edge of the connection part extends out of the skirt edge towards the direction of the primary filter assembly 51, and the skirt edge is correspondingly inserted into the connection port 5111 to limit the positions of the primary filter assembly 51 and the secondary filter assembly 52.
In a preferred embodiment, the cleaning device body 1 has a dust suction member 3 built therein, and the air suction portion 31 of the dust suction member 3 is disposed on the cleaning device body 1 to form the dust suction opening 311.
The air suction part 31 is externally covered with a filtering part 32, a hollow interlayer is formed between the air suction part 31 and the filtering part 32, and the interlayer is communicated with a channel of the air suction flow of the motor 2; the filter part 32 is provided with the filter holes 322, and the inhaled air is primarily filtered through the filter holes 322 to filter the impurities with large particles, so that a small amount of particles with smaller particles adsorbed on the filter element structure body 5 are ensured, and the service life of the filter element structure body 5 is prolonged.
Further, the cleaning device body 1 is detachable at one end near the dust collection opening 311 to form a dust cup 13, and the air suction part 31 on the dust collection piece 3 extends to the bottom of the dust cup 13; an air flow outlet 321 is arranged on the air suction part 31, the air flow outlet 321 starts from the air suction part 31 and passes through a filtering part 32 covered with the outside to be introduced into the cleaning device body 1, the air flow outlet 321 is isolated from the filtering part 32, and the air flow outlet 321 guides the air sucked by the dust suction port 311 into the dust cup 13;
So that the air sucked into the dust suction port 311 enters the cleaning device body 1 through the air suction portion 31, and then penetrates the filtering portion 32 from the outside of the filtering portion 32 into the interlayer from the inside of the cleaning device body 1, and the air penetrates from the outside of the filtering portion 32, so that the impurities with large particles are attached to the outside of the filtering portion 32 to facilitate cleaning of the impurities on the filtering portion 32;
further, the filter portion 32 extends outwards near one end of the motor 2 to form an interface end 33, a hollow receiving cavity 331 is formed inside the interface end 33, the receiving cavity 331 is used for receiving the motor 2, and the interface end 33 isolates the dust cup 13 from the cover 11 to form two independent spaces, so as to ensure that a closed space is still formed inside the cover 11 after the dust cup 13 is disassembled.
Specifically, the outer wall of the filtering part 32 is sleeved with a dust scraping part 34, and the dust cup 13 is placed at the outer edge of the dust scraping part 34; the ash scraping part 34 comprises a sleeve 341, the sleeve 341 is sleeved on the periphery of the filtering part 32, meanwhile, scraping plates 342 are arranged on the circumference of the inner ring of the sleeve 341, the scraping plates 342 are in contact with the filtering part 32, and the scraping plates 342 scrape the filtering part 32 by sliding the sleeve 341, so that large particles adsorbed in the filtering holes 322 are scraped into the dust cup 13.
An elastic member 35 is disposed between the interface end 33 and the ash scraping portion 34, and the ash scraping portion 34 can slide reciprocally along the surface of the filtering portion 32; a limiting module is arranged between the cover body 11 and the dust cup 13, so that a separable limiting and fixing structure is formed between the cover body and the dust cup; when the cover 11 is disconnected from the dust cup 13, the dust scraping part 34 scrapes the filtering part 32 while pushing the dust cup 13 away from the cover 11 under the resilience of the elastic member 35, and the elastic restoring force of the elastic member 35 can be utilized to enable the dust scraping part 34 to automatically scrape the filtering part 32 under the stress of force; in a preferred embodiment, the limit module includes a limit switch 112, which is mounted on the cover 11, the limit switch 112 includes a buckle and a spring, a bayonet 132 corresponding to the buckle is provided on a side wall of the dust cup 13 near to the open end, the cover 11 is connected with the dust cup 13 through the buckle being hooked on the bayonet 132, and when the user drives the buckle to separate from the bayonet 132, the elastic member 35 compressed under the limitation of the dust cup 13 rebounds, so as to push the ash scraping portion 34 to make the ash scraping portion 34 automatically scrape the outer wall of the filter portion 32, and at the same time, drive the dust cup 13 to be away from the cover 11, so as to take down the dust cup 13.
In a preferred embodiment, the bottom of the dust cup 13 corresponds to the opening extending into the air suction portion 31, an inner edge 131 extending inwards is disposed on the circumference of the bottom of the dust cup 13 to form an inner edge 131, and the inner edge 131 is attached to the outer wall of the air suction portion 31, meanwhile, the length of the inner edge 131 is not less than the distance that the elastic member 35 pushes the dust scraping portion 34 to move, so that after the elastic member 35 pushes the dust scraping portion 34 together with the dust cup 13, the inner edge 131 is still attached to the air suction portion 31, so as to prevent the scraped dust from leaking out of the opening at the bottom of the dust cup 13.
The outer wall of the dust cup 13 is also provided with a sliding block 133, and the sliding block 133 cooperates with a sliding rail 113 arranged on the outer wall of the cover 11 to form a sliding connection structure, so that the movement direction of the dust cup 13 is limited, and the dust cup 13 is ensured to be pushed out smoothly.
An air outlet 111 is arranged on the side wall of the cleaning device body 1, and an air exhaust part on the motor 2 is connected with the air outlet 111, so that air flow entering the motor 2 is exhausted from the air outlet 111.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.
Claims (9)
1. A portable vacuum cleaner, comprising: a cleaning device body (1) which is internally provided with a motor (2), and an air flow channel is arranged in the cleaning device body (1);
When the motor (2) works, the sucked air at the dust suction opening (311) of the cleaning device body (1) is guided by the air flow channel to form an air flow towards the motor (2);
The cleaning device further comprises a battery pack (41) which is arranged on the cleaning device body (1), wherein the battery pack (41) comprises an electric core and a shell for coating the electric core; wherein at least part of the housing is directly graspable by a user such that the battery pack (41) acts as a handle (4) for the dust extraction device;
the air inlet (21) on the motor (2) is arranged towards the rear end of the cleaning device body (1);
The rear end of the cleaning device body is detachably connected with a filter element structure body (5), and the filter element structure body (5) comprises an outer shell (513) and a filter screen (53) arranged in the outer shell (513);
Is connected with the outer shell (513) through the cleaning device body (1) to form a main structure of the dust collection device, and forms a complete airflow channel inside;
When the motor (2) is in operation, an air flow flows in a channel formed by the cleaning device body (1) and the outer shell (513), wherein the air flow passes through the filter screen (53) and finally enters the motor (2).
2. A dust extraction device according to claim 1, characterized in that the battery pack (41) is detachably arranged on the cleaning device body (1).
3. A cleaning apparatus according to claim 1, wherein the maximum temperature of the upper housing surface of the battery pack (41) is not more than 55 ℃.
4. A cleaning apparatus according to claim 1, wherein the cleaning apparatus body (1) comprises a housing (11) and a dust cup (13) at a front end of the housing (11);
The motor (2) is arranged in the cover body (11), a dust collection piece (3) is sleeved in the cover body (11), and a suction part (31) on the dust collection piece (3) extends to the bottom of the dust cup (13) to form the dust collection opening (311).
5. A dust extraction device according to claim 4, characterized in that the suction part (31) is covered with a filter part (32), a hollow interlayer is formed between the suction part (31) and the filter part (32), and the interlayer is communicated with an air flow channel in the cover body (11);
An air flow outlet (321) is arranged on the air suction part (31), the air flow outlet (321) penetrates through the filtering part (32), and air sucked by the dust suction port (311) is guided into the cleaning device body (1) and then enters into the interlayer through the outer side of the filtering part (32).
6. A cleaning apparatus according to claim 5, wherein the filter portion (32) extends outwardly from an end of the motor (2) adjacent to the filter portion to form an interface end (33), the interface end (33) being in abutment with an inner wall of the housing (11).
7. The dust collection device according to claim 6, wherein the dust scraping part (34) is sleeved on the outer wall of the filtering part (32), and the dust cup (13) is placed at the outer edge of the dust scraping part (34);
An elastic piece (35) is arranged between the interface end (33) and the ash scraping part (34), and the ash scraping part (34) can slide back and forth along the surface of the filtering part (32), so that accumulated ash on the outer wall of the filtering part (32) is scraped into the dust cup (13).
8. A dust collection device according to claim 7, wherein a limiting module is arranged between the cover body (11) and the dust cup (13) so as to form a detachable limiting fixing structure therebetween;
when the cover body (11) is disconnected with the dust cup (13), the dust cup (13) is pushed away from the cover body (11) under the rebound acting force of the elastic piece (35), and the dust scraping part (34) scrapes the filtering part (32).
9. A cleaning apparatus according to claim 1, wherein the outer housing (513) extends back and forth to form a hollow therein, the handle (4) extending through the hollow such that the cartridge structural body (5) is sleeved over the cleaning apparatus body (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011582892.2A CN112587027B (en) | 2020-12-28 | 2020-12-28 | Convenient dust extraction |
| PCT/CN2021/138174 WO2022143162A1 (en) | 2020-12-28 | 2021-12-15 | Dust collection assembly of cleaning device, and cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011582892.2A CN112587027B (en) | 2020-12-28 | 2020-12-28 | Convenient dust extraction |
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| CN112587027A CN112587027A (en) | 2021-04-02 |
| CN112587027B true CN112587027B (en) | 2024-04-19 |
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| CN202011582892.2A Active CN112587027B (en) | 2020-12-28 | 2020-12-28 | Convenient dust extraction |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022143162A1 (en) * | 2020-12-28 | 2022-07-07 | 追觅创新科技(苏州)有限公司 | Dust collection assembly of cleaning device, and cleaning device |
| CN113183922B (en) * | 2021-04-29 | 2021-11-12 | 南京林业大学 | An intelligent detachable vehicle-mounted vacuum cleaner and method thereof |
| CN113995340B (en) * | 2021-10-22 | 2023-02-28 | 广东德尔玛科技股份有限公司 | Dust collection assembly and cleaning device |
| CN217137877U (en) * | 2021-12-23 | 2022-08-09 | 博西华电器（江苏）有限公司 | Hand-held cleaning device |
| WO2024003812A1 (en) * | 2022-06-29 | 2024-01-04 | Dyson Technology Limited | Vacuum cleaner |
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| CN112587027A (en) | 2021-04-02 |
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