CN113017470B - Handheld dust collector - Google Patents

Handheld dust collector Download PDF

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Publication number
CN113017470B
CN113017470B CN202110459793.3A CN202110459793A CN113017470B CN 113017470 B CN113017470 B CN 113017470B CN 202110459793 A CN202110459793 A CN 202110459793A CN 113017470 B CN113017470 B CN 113017470B
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CN
China
Prior art keywords
dust
dust collection
cavity
filter device
filter
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.)
Active
Application number
CN202110459793.3A
Other languages
Chinese (zh)
Other versions
CN113017470A (en
Inventor
陈决源
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aiyuan Xiamen Electronic Co ltd
Original Assignee
Aiyuan Xiamen Electronic Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Aiyuan Xiamen Electronic Co ltd filed Critical Aiyuan Xiamen Electronic Co ltd
Priority to CN202110459793.3A priority Critical patent/CN113017470B/en
Publication of CN113017470A publication Critical patent/CN113017470A/en
Application granted granted Critical
Publication of CN113017470B publication Critical patent/CN113017470B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/106—Dust removal
    • 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
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/12—Dry filters
    • A47L9/122—Dry filters flat
    • 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
    • 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 discloses a handheld dust collector, which comprises a machine body, a filtering device and a motor; the body extends from a first end to a second end, the body including a hand-held portion adjacent the first end and a dust collection portion adjacent the second end; the filter device is connected to the dust collection part in an openable and closable manner and is configured to be switched between a closed orientation and an open orientation, and the filter device is provided with a dust collection opening for sucking air at a position adjacent to the second end part of the machine body; the motor is used for generating suction force and sucking air into the dust suction opening. The dust collecting part of the machine body is used for receiving and storing dust and scraps, the filtering device is connected to the dust collecting part in an openable mode and is configured to be switched between a closed orientation and an open orientation, when the filtering device is in a release orientation, the dust collecting part is kept motionless relative to the filtering device, the stored dust and scraps can be poured out of the dust collecting part, the dust and scraps are not prone to being scattered during dust pouring, and the using experience of a user on products is improved.

Description

Handheld dust collector
Technical Field
The invention relates to the technical field of small household appliances, in particular to a handheld dust collector.
Background
The hand-held dust collector is widely used for cleaning vehicles, houses, electric appliances and the like because of the advantages of small size, convenient carrying and use and the like, and the principle is as follows: a motor is arranged in the dust collector, suction force is generated through the motor, under the action of the suction force, the air with dust and chips is filtered by the dust collection port through the filter element, the dust and the chips are retained in the dust collection barrel, and clean air flows to the tail of the machine body and is discharged.
At present, most of the existing handheld dust collectors are used for receiving and storing dust and chips by a dust collecting barrel, and a dust pouring cleaning is performed by adopting a mode of arranging the dust collecting barrel to rotatably turn over and open relative to a machine body, for example, the application number is CN201820523632.X, the name is the handheld dust collector, and for example, the application number is 201921385167.9, the name is the handheld dust collector, the dust pouring is realized by the action of the dust collecting barrel, and the defects are that: when the dust collection barrel acts, dust and fragments in the dust collection barrel can shake, so that dust can be easily raised and even spilled out when the dust collection barrel is opened, and the use experience of a user on a product is reduced.
Meanwhile, in the handheld dust collector with the rotatable dust collection barrel, the filter screen is arranged at the position of the machine body close to the air outlet, so that the filter screen is mostly arranged into a concave-convex shape for ensuring an effective filter surface, and the filter screen with the structure is troublesome to clean.
Disclosure of Invention
The invention aims to provide a handheld dust collector which is not easy to cause the problems of dust and debris to be spilled, and improves the use experience of a user on products.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a hand-held dust collector comprises a machine body, a filtering device and a motor;
the body extending from a first end to a second end, the body including a hand-held portion adjacent the first end and a dust collection portion adjacent the second end;
the filter device is openably and closably connected to the dust collection portion and is configured to be switched between a closed orientation and an open orientation, the filter device being provided with a dust suction port for sucking air at a position adjacent to the second end portion of the main body;
the motor is used for generating suction force and sucking air into the dust collection opening;
the dust collection portion communicates with the dust collection port when the filter device is in a closed orientation so that the filter device filters air drawn in by the dust collection port, and the dust collection portion is disconnected from the dust collection port when the filter device is in a released orientation so as to allow dust and debris stored in the dust collection portion to be poured out of the dust collection portion.
Preferably, the filter means is rotatably connected to the dust collection portion, the filter means being such that when in a closed orientation, the filter means extends parallel to the fuselage.
Preferably, the filter means is detachably connected to the dust collection portion, the filter means being such that when in a closed orientation, the filter means extends parallel to the body.
Preferably, a switch assembly is also included, which can switch the filter device from a closed orientation to an open orientation.
Preferably, the handheld part and the dust collecting part are of an integrated structure, the handheld part is provided with a hollow cavity, the handheld part is provided with an air outlet communicated with the hollow cavity, the motor is arranged in the hollow cavity, and the dust collecting part is provided with a dust collecting cavity.
Preferably, the filtering device comprises a shell and a filtering component, the shell is divided into an air inlet cavity and an air outlet cavity, the front end of the air inlet cavity is provided with the dust collection opening, the filtering component is detachably sealed in the air outlet cavity, when the dust collector works, the filtering device is in a closed orientation, the air inlet cavity is communicated with the dust collection cavity, the air outlet cavity is communicated with the hollow cavity, and air sequentially passes through the dust collection opening, the air inlet cavity, the dust collection cavity, the filtering component, the air outlet cavity and the hollow cavity and then is discharged from the air outlet.
Preferably, the shell is provided with a first sealing ring along the edge of the end face of the shell, when the filter device is in a closed orientation, the filter assembly is sealed with the dust collecting part through the first sealing ring, the filter assembly comprises a frame and a filter screen, the frame is sealed in the air outlet cavity through a second sealing ring, and the filter screen is flatly arranged in the frame.
Preferably, the filter device further comprises a resilient dust plate disposed in the air inlet chamber for closing/opening the dust suction port.
Preferably, the portable handheld device further comprises a host assembly and an end cover, wherein the host assembly is accommodated in the hollow cavity along the length direction of the handheld part, and the end cover is covered at the opening end of the hollow cavity so as to fix the host assembly.
Preferably, the host assembly comprises a bracket, a battery pack and a circuit board, wherein the bracket is arranged at the top of the motor, the battery pack is vertically arranged in the bracket, and the circuit board is arranged at the side edge of the bracket.
After the technical scheme is adopted, compared with the background technology, the invention has the following advantages:
1. the dust collecting part of the machine body is used for receiving and storing dust and scraps, the filtering device is connected to the dust collecting part in an openable mode and is configured to be switched between a closed orientation and an open orientation, when the filtering device is in a release orientation, the dust collecting part is kept motionless relative to the filtering device, the stored dust and scraps can be poured out of the dust collecting part, the dust and scraps are not prone to being scattered during dust pouring, and the using experience of a user on products is improved.
2. According to the invention, the filter assembly is detachably sealed in the air outlet cavity of the shell, and the filter screen is arranged in a flat manner, so that the filter screen has large filtering area and good filtering effect, and the filter screen is convenient to clean.
3. According to the invention, the motor, the bracket, the battery pack and the circuit board are integrated in the hollow cavity along the length direction of the handheld part, so that the component installation space required by the handheld part can be reduced to a great extent, and the handheld dust collector is miniaturized and portable.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a second perspective view of the present invention;
FIG. 3 is a schematic view of the structure of the fuselage according to the present invention;
FIG. 4 is a cross-sectional view of the present invention;
fig. 5 is a perspective view (open state) of the present invention;
FIG. 6 is an exploded view of the present invention;
FIG. 7 is a schematic view of a filter device according to the present invention;
FIG. 8 is an exploded view of the filter device of the present invention;
FIG. 9 is a schematic diagram of a host assembly according to the present invention;
FIG. 10 is an exploded view of the host assembly of the present invention.
Reference numerals illustrate:
a hand-held part 110, a hollow cavity 111, an air outlet 112, a dust collecting part 120 and a dust collecting cavity 121;
the filter device 200, the shell 210, the air inlet cavity 211, the air outlet cavity 212, the dust collection port 213, the filter assembly 220, the frame 221, the filter screen 222, the elastic dust baffle 230, the first sealing ring 240, the second sealing ring 250 and the rotating shaft 260;
a motor 300;
a switch assembly 400;
host assembly 500, bracket 510, upper bracket 511, lower bracket 512, battery 520, circuit board 530, motor mount 540;
end cap 600.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It should be noted that, in the present invention, terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element of the present invention must have a specific orientation, and thus should not be construed as limiting the present invention.
Example 1
Referring to fig. 1 to 5, the present embodiment discloses a hand-held cleaner, which includes a main body, a filter 200, a motor 300, and a switch assembly 400.
The body extends from a first end A1 to a second end A2, the body including a handle portion 110 adjacent the first end A1 and a dust collection portion 120 adjacent the second end A2, the dust collection portion 120 for receiving and storing dust and debris.
The filter device 200 is openably and closably connected to the dust collection part 120, and is configured to be switched between a closed orientation and an open orientation, and the filter device 200 is provided with a dust suction opening 213 through which air is sucked at a position adjacent to the second end A2 of the main body.
In the present embodiment, the hand-held portion 110 and the dust collecting portion 120 are integrally formed, the hand-held portion 110 has a hollow cavity 111, the hand-held portion 110 is provided with an air outlet 112 communicating with the hollow cavity 111, the motor 300 is disposed in the hollow cavity 111 for generating suction force and sucking air into the dust collecting opening 213, and the dust collecting portion 120 has a dust collecting cavity 121.
The dust collection part 120 communicates with the dust collection port 213 when the filter device 200 is in the closed orientation so that the filter device 200 filters air sucked into the dust collection port 213, and the dust collection part 120 is disconnected from the dust collection port 213 and the motor 300 when the filter device 200 is in the released orientation so as to allow dust and debris stored in the dust collection part 120 to be discharged from the dust collection part 120. When the filter device 200 is switched from the closed orientation to the release orientation, the dust collecting part 120 is kept motionless relative to the filter device 200, and the problems of dust raising, dust and debris sprinkling are not easy to occur during dust pouring, so that the use experience of a user on a product is improved.
With reference to fig. 1, 3 and 6 to 8, the filtering device 200 includes a housing 210 and a filtering component 220, the housing 210 is divided into an air inlet cavity 211 and an air outlet cavity 212, a dust collection opening 213 is provided at the front end of the air inlet cavity 211, the filtering component 220 is detachably sealed in the air outlet cavity 212, when the cleaner works, the filtering device 200 is in a closed orientation, the air inlet cavity 211 is communicated with the dust collection cavity 121, the air outlet cavity 212 is communicated with the hollow cavity 111, and air sequentially passes through the dust collection opening 213, the air inlet cavity 211, the dust collection cavity 121, the filtering component 220, the air outlet cavity 212 and the hollow cavity 111 and then is discharged from the air outlet 112.
The filter device 200 further includes a resilient dust plate 230, and the resilient dust plate 230 is disposed in the air inlet chamber 211 for closing/opening the dust suction opening 213. When the cleaner is not in operation, the elastic dust plate 230 closes the dust collection opening 213, and when the cleaner is in operation, the elastic dust plate 230 swings toward the inside of the air inlet cavity 211, thereby opening the dust collection opening 213 and communicating the dust collection opening 213 with the air inlet cavity 211.
The shell 210 is provided with a first sealing ring 240 along the edge of the end face, when the filter device 200 is in a closed orientation, the filter assembly 220 comprises a frame 221 and a filter screen 222 (the filter screen adopts a commonly used HEPA of a dust collector), the frame 221 is sealed in the air outlet cavity 212 through a second sealing ring 250, and the filter screen 222 is flatly arranged in the frame 221, so that the filter screen has large filtering area and good filtering effect, and the filter screen is convenient to clean.
In this embodiment, the filter device 200 is rotatably connected to the dust collection portion 120 such that the filter device 200 extends parallel to the body when the filter device 200 is in the closed orientation. Specifically, the filtering device 200 may be hinged to the tail end of the hand-held portion 110 through a rotation shaft 260 so that it may be turned upwards to open the dust collecting portion 120, or the filtering device 200 may be hinged to the side of the dust collecting portion 120 through a rotation shaft so that it may be turned upwards to open the side of the dust collecting portion 120. The filter device 200 in the closed orientation is fixed by the switch assembly 400, when the filter device 200 needs to be switched from the closed orientation to the open orientation, the filter device 200 can be turned over and opened by operating the switch assembly 400, and the switch assembly 400 can adopt the structure of fixing the dust collection tube in the existing hand-held dust collector, so that the structure is not repeated in the present example.
Example two
As shown in fig. 1 and 2, the difference between the present embodiment and the first embodiment is that:
in this embodiment, the filter device 200 is removably attached to the dust collection portion 120 such that the filter device 200 extends parallel to the body when the filter device 200 is in the closed orientation. Specifically, when the filter device 200 is in the closed orientation, the filter device 200 may be fixed to the tail end of the hand-holding portion 110 (such as a clamping manner, a hooking manner, etc.), and the other end may be fixed by the switch assembly 400, that is, the filter device 200 and the machine body are independently disposed, and the filter device 200 may be freely taken from and placed on the machine body. When it is desired to switch the filter device 200 from the closed orientation to the open orientation, the switch assembly 400 is operated to unblock the filter device 200 and then the filter device 200 is removed.
Example III
Referring to fig. 3, 6, 9 and 10, the handheld vacuum cleaner according to the present embodiment further includes a main unit assembly 500 and an end cover 600.
The host assembly 500 is accommodated in the hollow cavity 111 along the length direction of the hand-held portion 110, and the end cover 600 covers the opening end of the hollow cavity 111 to fix the host assembly 500. The host assembly 500 includes a bracket 510, a battery pack 520 and a circuit board 530, the bracket 510 is disposed at the top of the motor 300, the battery pack 520 is vertically mounted in the bracket 510, and the circuit board 530 is mounted at the side of the bracket 510. In this embodiment, a motor base 540 is disposed in the hollow cavity 111, the motor 300 is mounted on the top of the motor base 540, the bracket 510 includes an upper bracket 511 and a lower bracket 512, the lower bracket 512 is mounted on the top of the motor, the upper bracket 511 is fixed on the top of the lower bracket 512, and the battery pack 520 is mounted in the upper bracket 511 and the lower bracket 512.
The motor 300, the bracket 510, the battery pack 520 and the circuit board 530 are integrated in the hollow cavity 111 along the length direction of the hand-held portion 110, so that the component installation space required by the hand-held portion 110 can be reduced to a great extent, and the hand-held cleaner is miniaturized and portable.
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims (9)

1. A hand-held cleaner, characterized in that: comprises a machine body, a filtering device and a motor;
the machine body extends from a first end to a second end, the machine body comprises a handheld part adjacent to the first end and a dust collecting part adjacent to the second end, the handheld part is provided with a hollow cavity, an air outlet communicated with the hollow cavity is arranged on the handheld part, and the dust collecting part is provided with a dust collecting cavity;
the filter device is openably and closably connected to the dust collection portion and is configured to be switched between a closed orientation and an open orientation, the filter device being provided with a dust suction port for sucking air at a position adjacent to the second end portion of the main body;
the motor is used for generating suction force and sucking air into the dust collection opening;
the dust collection part is communicated with the dust collection opening when the filtering device is in a closed orientation so that the filtering device filters air sucked by the dust collection opening, and the dust collection part is disconnected from the dust collection opening when the filtering device is in a release orientation so as to allow dust and debris stored in the dust collection part to be poured out of the dust collection part;
the filter device comprises a shell and a filter assembly, wherein the shell is divided into an air inlet cavity and an air outlet cavity, the front end of the air inlet cavity is provided with a dust collection opening, the filter assembly is detachably sealed in the air outlet cavity, when the dust collector works, the filter device is in a closed orientation, the air inlet cavity is communicated with the dust collection cavity, the air outlet cavity is communicated with the hollow cavity, and air sequentially passes through the dust collection opening, the air inlet cavity, the dust collection cavity, the filter assembly, the air outlet cavity and the hollow cavity and then is discharged from the air outlet.
2. A hand-held cleaner as claimed in claim 1, wherein: the filter device is rotatably connected to the dust collection portion, the filter device being such that the filter device extends parallel to the body when in a closed orientation.
3. A hand-held cleaner as claimed in claim 2, wherein: the filter device is removably attached to the dust collection portion such that the filter device extends parallel to the body when the filter device is in a closed orientation.
4. A hand-held cleaner according to claim 2 or 3, wherein: a switch assembly is also included that can switch the filter device from a closed orientation to an open orientation.
5. A hand-held cleaner as claimed in claim 4, wherein: the handheld part and the dust collecting part are of an integrated structure, and the motor is arranged in the hollow cavity.
6. A hand-held cleaner as claimed in claim 5, wherein: the shell is provided with a first sealing ring along the edge of the end face of the shell, when the filter device is in a closed orientation, the filter device is sealed with the dust collection part through the first sealing ring, the filter assembly comprises a frame and a filter screen, the frame is sealed in the air outlet cavity through a second sealing ring, and the filter screen is flatly arranged in the frame.
7. A hand-held cleaner as claimed in claim 5, wherein: the filtering device further comprises an elastic dust baffle plate, wherein the elastic dust baffle plate is arranged in the air inlet cavity and used for closing/opening the dust collection opening.
8. A hand-held cleaner as claimed in claim 5, wherein: the handheld part is characterized by further comprising a host assembly and an end cover, wherein the host assembly is accommodated in the hollow cavity along the length direction of the handheld part, and the end cover is covered at the opening end of the hollow cavity so as to fix the host assembly.
9. A hand-held cleaner as claimed in claim 8, wherein: the host assembly comprises a support, a battery pack and a circuit board, wherein the support is arranged at the top of the motor, the battery pack is vertically arranged in the support, and the circuit board is arranged on the side edge of the support.
CN202110459793.3A 2021-04-27 2021-04-27 Handheld dust collector Active CN113017470B (en)

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Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110459793.3A CN113017470B (en) 2021-04-27 2021-04-27 Handheld dust collector

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CN113017470B true CN113017470B (en) 2024-01-30

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Publication number Priority date Publication date Assignee Title
CN114403740A (en) * 2021-12-07 2022-04-29 苏州斯卫浦电器有限公司 Anti-deformation vehicle-mounted dust collector
GB2620164A (en) * 2022-06-29 2024-01-03 Dyson Technology Ltd Dirt separator
GB2621239A (en) * 2022-06-29 2024-02-07 Dyson Technology Ltd Vacuum Cleaner
GB2620160A (en) * 2022-06-29 2024-01-03 Dyson Technology Ltd Dirt seperator

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CN101642359A (en) * 2008-08-05 2010-02-10 松下电器产业株式会社 Dust collection device and electric dust collector with the same
CN106170238A (en) * 2014-04-04 2016-11-30 创科实业有限公司 Vacuum cleaner
CN110638370A (en) * 2019-09-30 2020-01-03 北京众清科技有限公司 Portable dust collector and operation method thereof
CN110680239A (en) * 2019-10-25 2020-01-14 苏州意达产品设计有限公司 Dust collector and dust cup assembly convenient to clean
CN212913058U (en) * 2020-07-15 2021-04-09 莱克电气股份有限公司 Handheld dust suction device and dust suction equipment
CN214856354U (en) * 2021-04-27 2021-11-26 爱源（厦门）电子有限公司 Hand-held type dust catcher

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Publication number Priority date Publication date Assignee Title
CN101642359A (en) * 2008-08-05 2010-02-10 松下电器产业株式会社 Dust collection device and electric dust collector with the same
CN106170238A (en) * 2014-04-04 2016-11-30 创科实业有限公司 Vacuum cleaner
CN110638370A (en) * 2019-09-30 2020-01-03 北京众清科技有限公司 Portable dust collector and operation method thereof
CN110680239A (en) * 2019-10-25 2020-01-14 苏州意达产品设计有限公司 Dust collector and dust cup assembly convenient to clean
CN212913058U (en) * 2020-07-15 2021-04-09 莱克电气股份有限公司 Handheld dust suction device and dust suction equipment
CN214856354U (en) * 2021-04-27 2021-11-26 爱源（厦门）电子有限公司 Hand-held type dust catcher

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