CN110037615B - Dust collector with multi-stage cyclone separation structure and working method thereof - Google Patents
Dust collector with multi-stage cyclone separation structure and working method thereof Download PDFInfo
- Publication number
- CN110037615B CN110037615B CN201910400821.7A CN201910400821A CN110037615B CN 110037615 B CN110037615 B CN 110037615B CN 201910400821 A CN201910400821 A CN 201910400821A CN 110037615 B CN110037615 B CN 110037615B
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- cyclone
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- 239000000428 dust Substances 0.000 title claims abstract description 173
- 238000000926 separation method Methods 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 9
- 239000012530 fluid Substances 0.000 claims abstract description 17
- 229920000742 Cotton Polymers 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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
- 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
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
- A47L9/1608—Cyclonic chamber constructions
-
- 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
- A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
- A47L9/1658—Construction of outlets
- A47L9/1666—Construction of outlets with filtering 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
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
- A47L9/1683—Dust collecting chambers; Dust collecting receptacles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
- Cyclones (AREA)
Abstract
The invention discloses a working method for carrying out multi-stage cyclone separation on airflow by a dust collector, which comprises the following steps: the air flow with garbage enters the cyclone separator from the air inlet on the bottom cover of the dust cup, then the first filtering is carried out in the cyclone separator, the garbage is separated from the air flow under the action of centrifugal force, and the garbage falls into the first-stage dust cavity from the dust falling port of the first-stage dust cavity; the airflow with a small amount of dust is passed through meshes on the cyclone separator and enters a cone fluid flow channel, the airflow respectively enters a secondary cyclone cone from guide grooves uniformly distributed on the circumference of the guide plate under the action of the guide plate, the airflow is subjected to high-speed rotation under the action of the cyclone cone, the dust is separated from the airflow under the action of centrifugal force, and the dust falls into a secondary dust cavity from a dust falling port of the secondary dust cavity; the air flow with the trace dust passes through the guide pipe on the guide plate to enter the filter cotton, and the air flow flows out clean air under the filtration of the filter cotton.
Description
Technical Field
The invention mainly relates to the technical field of dust collectors, in particular to a dust collector with a multi-stage cyclone separation structure and a working method thereof.
Background
Many cleaners now employ arrangements of a multi-cyclone separation system which comprise a single first and a single or a plurality of second cyclone units, and the second cyclone is inserted into the first cyclone means, and the incoming air passes successively through the first and second cyclone units, such that relatively large waste and part of the dust is separated from the air in the first cyclone unit, the waste separated by the first cyclone unit being in the lower dust chamber of the first cyclone unit, and the waste separated by the second cyclone unit being in the lower dust chamber of the second cyclone unit, i.e. the interior of the first dust chamber. The air flow with part of dust is then fed into the second cyclone separation, part of the dust is separated from the air again in the separation unit, and finally the air flow with a small amount of dust is filtered by the filter cotton and discharged into the air.
For example, in chinese patent No. 201710271266.3, a cyclone separator of a dust collector and a dust collector are disclosed, the cyclone separator of the dust collector comprising: the primary cyclone comprises an upper cylinder body and a lower cylinder body, wherein the lower cylinder body is provided with a primary separation inlet, the upper cylinder body is provided with a primary separation outlet, and the peripheral wall of the lower cylinder body is provided with a groove; the two-stage cyclone cylinders are circumferentially arranged in the upper cylinder body, and each two-stage cyclone cylinder is provided with a two-stage separation inlet. According to the cyclone separator of the dust collector, the primary separation effect can be effectively optimized, the separation efficiency is improved, and the effective volume of the dust cup is improved.
However, in the dust collector in the patent, the primary dust cavity and the secondary dust cavity are mutually communicated, the so-called secondary separation is essentially a supplement to the primary separation and is essentially single-stage separation, and in addition, the dust falling from the primary dust cavity is vertical to the dust cup along the axis of the dust cup by utilizing the gravity of the dust, but the dust falling from the dust cup is subjected to larger resistance due to the existence of cyclone in the dust cup, so that the filtering effect of the dust falling from the dust cup is affected.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide a dust collector with a multi-stage cyclone separation structure and a working method thereof.
In order to achieve the above purpose, the present invention provides the following technical solutions:
A dust collector with a multi-stage cyclone separation structure comprises a dust cup, a dust cavity is formed in the dust cup, a guide plate is arranged in the dust cavity, the guide plate is circumferentially fixed on the inner wall of the dust cup, the dust cavity is divided into a first-stage dust cavity and a second-stage dust cavity from bottom to top by the guide plate, a cyclone separator is arranged in the first-stage dust cavity, a dust cup bottom cover is arranged on the bottom cover of the dust cup, an air inlet is formed on the dust cup bottom cover, the air inlet is communicated with the cyclone separator, an air flow with garbage enters the cyclone separator from the air inlet, an opening is formed on the upper part of the cyclone separator, a separation cavity is formed between the upper part of the cyclone separator and the inner wall of the dust cup, the air flow is discharged into the separation cavity from the opening after being formed in the cyclone separator, a dust cavity drop opening is formed on one side of the separation cavity, the garbage is separated from the airflow under the action of centrifugal force in the separating cavity, then falls into the first-stage dust cavity from the dust falling port of the first-stage dust cavity, a plurality of meshes are arranged on the side wall of the upper part of the cyclone separator, a cone fluid flow passage is formed at the top of the cyclone separator, the airflow mixed with a small amount of dust enters the cyclone separator from the meshes and flows into the cone fluid flow passage, a guide plate covers the top of the cone fluid flow passage, a plurality of second-stage cones are circumferentially fixed at the bottom of the guide plate, guide grooves with the same number as the second-stage cones are arranged on the guide plate, each guide groove corresponds to one second-stage cone, the guide grooves are communicated with the cone fluid flow passage, the guide grooves are used for guiding the airflow into the second-stage cones, the second-stage dust falling port of the second-stage dust cavity is formed at the bottom of the second-stage cones, the dust falling port of the secondary dust cavity is communicated with the secondary dust cavity, the top of the secondary rotary cone is connected with a flow guide pipe, air flows out of the secondary rotary cone from the flow guide pipe and enters an air outlet, the top of the dust cup is arranged at the air outlet, and an included angle of 5-50 degrees is formed between the rotary cone axis of the secondary rotary cone and the axis of the dust cup.
As an improvement of the cyclone separator, an air inlet cavity is formed in the cyclone separator and is communicated with the air inlet, a circle of arc-shaped flow guiding plates are arranged in the air inlet cavity, openings are formed in the side wall of the cyclone separator, and air flows out of the air inlet cavity from the openings and enters the separation cavity.
Preferably, the air outlet is covered with a layer of net-shaped filter cotton.
As a further improvement of the invention, the secondary cone is uniformly fixed on the guide plate along the circumferential direction, and the secondary cone is inclined outwards along the radial direction of the guide plate.
As a specific technical scheme of the invention, the bottom of the diversion trench protrudes relative to the diversion plate, the two-stage rotary cones are connected through the mounting disc, and the diversion plate sealing ring is clamped between the mounting disc and the diversion plate.
The working method for carrying out multi-stage cyclone separation on the airflow by adopting the dust collector comprises the following steps:
The air flow with garbage enters the cyclone separator from the air inlet on the bottom cover of the dust cup, then the first filtering is carried out in the cyclone separator, the garbage is separated from the air flow under the action of centrifugal force, and the garbage falls into the first-stage dust cavity from the dust falling port of the first-stage dust cavity; the airflow with a small amount of dust is passed through meshes on the cyclone separator and enters a cone fluid flow channel, the airflow respectively enters a secondary cyclone cone from guide grooves uniformly distributed on the circumference of the guide plate under the action of the guide plate, the airflow is subjected to high-speed rotation under the action of the cyclone cone, the dust is separated from the airflow under the action of centrifugal force, and the dust falls into a secondary dust cavity from a dust falling port of the secondary dust cavity; the air flow with the trace dust passes through the guide pipe on the guide plate to enter the filter cotton, and the air flow flows out clean air under the filtration of the filter cotton.
Compared with the prior art, the invention has the advantages that: the dust cup is provided with an upstream-downstream separation structure, a plurality of secondary cyclone separation mechanisms are arranged along the first axis of the dust barrel in a displaying way, an included angle alpha is formed between the rotation axis of each separation mechanism and the axis of the dust cup, alpha is 5-50 degrees, the downstream is a first-stage cyclone separation structure, the first-stage cyclone separation structure can be rotated and taken out from the bottom, cleaning is convenient, and the airflow inlet is parallel to the axis of the dust cup. The dust falling cavities of the first cyclone separation unit are arranged at the bottom of the dust cup, and the dust falling cavities of the second cyclone separation units are distributed at the upstream, the side and the back of the first cyclone unit mechanism. The diversion trench structure is arranged on the diversion plate, the diversion trench is tangent with the side surface of the rotary cone, and the diversion trench is wide in outside and narrow in inside, namely, the airflow direction is from big to small.
Drawings
FIG. 1 is a schematic view of an exploded view of a multi-stage cyclone separator according to an embodiment of the present invention;
FIG. 2 is an assembly view of FIG. 1;
FIG. 3 is a schematic view of the internal structure of FIG. 2;
FIG. 4 is a top view of a baffle;
FIG. 5 is a side view of the mounting plate assembled with the baffle;
FIG. 6 is a bottom view of the dirt cup;
FIG. 7 is a schematic diagram of another embodiment of FIG. 5;
FIG. 8 is a schematic view of two embodiments of dust chamber structures.
Detailed Description
Embodiments of a dust collector having a multi-cyclone separation structure and a method of operating the same according to the present invention will be further described with reference to the accompanying drawings.
As shown in the drawing, the embodiment is a dust collector with a multi-stage cyclone separation structure, which comprises a dust cup 1, a dust cavity is formed in the dust cup, a guide plate 2 is arranged in the dust cavity, the guide plate is circumferentially fixed on the inner wall of the dust cup, the guide plate is positioned at the upper position of the whole dust cup, namely, the upper stream, of the dust cup, the dust cavity is divided into a first-stage dust cavity 3 and a second-stage dust cavity 4 from bottom to top by the guide plate, the first-stage dust cavity and the second-stage dust cavity are mutually independent, and the first-stage dust cavity is used for filtering larger dust and garbage in airflow. And the secondary dust cavity is mainly used for storing some small particle dust such as hair and the like after filtering.
The cyclone separator 5 is arranged in the first-stage dust cavity, the dust cup bottom cover is provided with the dust cup bottom cover 6, the dust cup bottom cover is provided with the air inlet 61, the air inlet is communicated with the cyclone separator, the airflow with garbage enters the cyclone separator from the air inlet, the air inlet cavity is formed in the cyclone separator, the air inlet cavity is provided with the drainage plate, the gap formed between the drainage plate and the air inlet cavity is gradually reduced from bottom to top, thus, the airflow entering the air inlet cavity is guided by the drainage plate to form a cyclone, the dust throwing opening 51 is formed in the side wall of the middle section of the cyclone separator, the garbage with larger volume in the airflow can be thrown out from the dust throwing opening to enter the first dust cavity, the drainage plate is formed with an opening in the side wall of the cyclone separator, and the airflow after forming the cyclone flows out of the air inlet cavity from the opening to enter the separation cavity. The cyclone airflow carrying a large amount of dust is separated from part of dust by the action of centrifugal force in a separating cavity, the dust falls into the first-stage dust cavity from a dust falling opening 7 of the first-stage dust cavity, the airflow is separated substantially twice, namely, the large-volume dust is directly thrown out from a dust throwing opening, the separation cavity is separated once, the rest large-volume dust falls into the first-stage dust cavity from the dust falling opening of the first-stage dust cavity, the separation cavity is separated again, a plurality of meshes 52 are formed on the side wall of the upper part of the cyclone separator, a cone fluid flow channel 8 is formed at the top of the cyclone separator, the airflow mixed with a small amount of dust enters the upper part of the cyclone separator from the meshes and flows into the cone fluid flow channel, the upper part of the cyclone separator is separated by the flow guiding plate, and the concrete airflow trend of the cyclone separator is that the air inlet cavity enters the air inlet cavity of the cyclone separator from the upper part of the cyclone separator is separated by the flow guiding plate, the airflow flows into the separation cavity from the opening on the flow guiding plate, flows back to the upper part of the cyclone separator through the meshes, and then flows out of the cone fluid flow channel at the top of the cyclone separator.
The guide plate covers the top of the cone fluid flow channel, a plurality of second-stage rotary cones 9 are fixed at the bottom of the guide plate along the circumferential direction, guide grooves 21 with the same number as the second-stage rotary cones are formed in the guide plate, each guide groove corresponds to one second-stage rotary cone, a plurality of second-stage rotary cones are assembled together through a mounting plate 10, the top opening of each second-stage rotary cone is formed in the top surface of the mounting plate, the bottom of each guide groove protrudes relative to the bottom surface of the guide plate, the bottom of each guide groove extends into the top opening of each second-stage rotary cone, and therefore the mounting plate and the guide plate are assembled together, a guide plate sealing ring 11 is clamped between the guide plate sealing ring and circumferentially surrounds the outer ring of the guide plate, and can prevent air flow from overflowing from the gaps of the guide plate and the mounting plate. The guiding groove is communicated with the cone fluid flow passage, the guiding groove is used for guiding the air flow into the secondary cone, the guiding groove structure is arranged on the guiding plate, the guiding groove is tangent to the side face of the secondary cone, and the guiding groove is wide in the outer side and narrow in the inner side, namely, the air flow direction is from big to small. The bottom of second grade spiral cone is formed with second grade dirt chamber ash drop mouth 12, and second grade dirt chamber ash drop mouth and second grade dirt chamber intercommunication the honeycomb duct 13 is connected to second grade spiral cone top, and the air current is followed the honeycomb duct flows out second grade spiral cone and enters into the air outlet, the air outlet has seted up the top of dirt cup, is covered with one deck reticular filter cotton 14 on the air outlet. The included angle between the rotary cone axis of the secondary rotary cone and the dust cup axis is 5-50 degrees. The secondary cone is uniformly fixed on the guide plate along the circumferential direction, and the secondary cone is inclined outwards along the radial direction of the guide plate. The included angle design enables cyclone airflow formed in the plurality of secondary rotary cones to be converged above the guide plate, the cyclone airflow passes through the air outlet more quickly, the angle can enable the airflow to approach to the inner wall of the parallel impact air outlet, impact on the inner wall of the air outlet is reduced, and noise is reduced.
The working method for carrying out multi-stage cyclone separation on the airflow by adopting the dust collector comprises the following steps:
The air flow with garbage enters the cyclone separator from the air inlet on the bottom cover of the dust cup, then the first filtering is carried out in the cyclone separator, the garbage is separated from the air flow under the action of centrifugal force, and the garbage falls into the first-stage dust cavity from the dust falling port of the first-stage dust cavity; the airflow with a small amount of dust is passed through meshes on the cyclone separator and enters a cone fluid flow channel, the airflow respectively enters a secondary cyclone cone from guide grooves uniformly distributed on the circumference of the guide plate under the action of the guide plate, the airflow is subjected to high-speed rotation under the action of the cyclone cone, the dust is separated from the airflow under the action of centrifugal force, and the dust falls into a secondary dust cavity from a dust falling port of the secondary dust cavity; the air flow with the trace dust passes through the guide pipe on the guide plate to enter the filter cotton, and the air flow flows out clean air under the filtration of the filter cotton.
The foregoing description of the preferred embodiment of the invention will so fully reveal the true scope of the invention that others skilled in the art can, by applying to it, readily modify and adapt for various usages such specific embodiments without departing from the true spirit and scope of the invention.
Claims (6)
1. The utility model provides a dust catcher with multistage whirlwind separation structure, is including the dirt cup, the inside cavity of dirt cup is formed with dirt chamber, its characterized in that: a deflector is arranged in the dust cavity, the deflector is circumferentially fixed on the inner wall of the dust cup, the dust cavity is divided into a first-stage dust cavity and a second-stage dust cavity from bottom to top by the deflector, a cyclone separator is arranged in the first-stage dust cavity, a dust cup bottom cover is arranged on the bottom cover of the dust cup, an air inlet is arranged on the dust cup bottom cover, the air inlet is communicated with the cyclone separator, air flow with garbage enters the cyclone separator from the air inlet, an opening is formed at the upper part of the cyclone separator, a separation cavity is formed between the upper part of the cyclone separator and the inner wall of the dust cup, the air flow is discharged into the separation cavity from the opening after being formed with cyclone in the cyclone separator, a dust falling opening of the first-stage dust cavity is formed at one side of the separation cavity, the garbage is separated from the air flow under the centrifugal force in the separation cavity, then falls into the first-stage dust cavity from the dust falling port of the first-stage dust cavity, a plurality of meshes are arranged on the side wall of the upper part of the cyclone separator, a cone fluid flow passage is formed at the top of the cyclone separator, air flow mixed with a small amount of dust enters the cyclone separator from the meshes and flows into the cone fluid flow passage, the flow guide plate covers the top of the cone fluid flow passage, a plurality of second-stage cones are circumferentially fixed at the bottom of the flow guide plate, flow guide grooves with the same number as the second-stage cones are arranged on the flow guide plate, each flow guide groove corresponds to one second-stage cone, the flow guide grooves are communicated with the cone fluid flow passage, the flow guide grooves are used for guiding the air flow into the second-stage cones, the bottom of the second-stage cones is provided with the dust falling port of the second-stage dust cavity, the dust falling port of the second-stage dust cavity is communicated with the second-stage cone cavity, the flow guide pipe is connected with the top of the second-stage cones, the air flow flows out of the secondary cone from the guide pipe and enters the air outlet, the top of the dust cup is arranged at the air outlet, and an included angle of 5-50 degrees is formed between the axis of the secondary cone and the axis of the dust cup.
2. The vacuum cleaner having a multi-cyclone separating structure according to claim 1, wherein: an air inlet cavity is formed in the cyclone separator and is communicated with the air inlet, a circle of arc-shaped drainage plates are arranged in the air inlet cavity, openings are formed in the side walls of the cyclone separator, and air flows out of the air inlet cavity from the openings and enters the separation cavity.
3. The vacuum cleaner having a multi-cyclone separating structure according to claim 1, wherein: and a layer of reticular filter cotton is covered on the air outlet.
4. The vacuum cleaner having a multi-cyclone separating structure according to claim 1, wherein: the secondary cone is uniformly fixed on the guide plate along the circumferential direction, and the secondary cone is inclined outwards along the radial direction of the guide plate.
5. The vacuum cleaner having a multi-cyclone separating structure according to claim 1, wherein: the bottom of the diversion trench protrudes relative to the diversion plate, the two-stage rotary cones are connected through a mounting disc, and a diversion plate sealing ring is clamped between the mounting disc and the diversion plate.
6. A method of operating a multi-stage cyclonic separation of an airflow using a vacuum cleaner as claimed in claim 1, comprising the steps of:
The air flow with garbage enters the cyclone separator from the air inlet on the bottom cover of the dust cup, then the first filtering is carried out in the cyclone separator, the garbage is separated from the air flow under the action of centrifugal force, and the garbage falls into the first-stage dust cavity from the dust falling port of the first-stage dust cavity; the airflow with a small amount of dust is passed through meshes on the cyclone separator and enters a cone fluid flow channel, the airflow respectively enters a secondary cyclone cone from guide grooves uniformly distributed on the circumference of the guide plate under the action of the guide plate, the airflow is subjected to high-speed rotation under the action of the cyclone cone, the dust is separated from the airflow under the action of centrifugal force, and the dust falls into a secondary dust cavity from a dust falling port of the secondary dust cavity; the air flow with the trace dust passes through the guide pipe on the guide plate to enter the filter cotton, and the air flow flows out clean air under the filtration of the filter cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910400821.7A CN110037615B (en) | 2019-05-15 | 2019-05-15 | Dust collector with multi-stage cyclone separation structure and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910400821.7A CN110037615B (en) | 2019-05-15 | 2019-05-15 | Dust collector with multi-stage cyclone separation structure and working method thereof |
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| Publication Number | Publication Date |
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| CN110037615A CN110037615A (en) | 2019-07-23 |
| CN110037615B true CN110037615B (en) | 2024-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910400821.7A Active CN110037615B (en) | 2019-05-15 | 2019-05-15 | Dust collector with multi-stage cyclone separation structure and working method thereof |
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| CN (1) | CN110037615B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12342978B2 (en) | 2017-09-15 | 2025-07-01 | Omachron Intellectual Property Inc. | Surface cleaning apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112401742A (en) * | 2020-11-26 | 2021-02-26 | 宁波普净科技有限公司 | Dust collector with multi-stage cyclone separation structure |
| CN115211756B (en) * | 2021-04-19 | 2025-05-16 | 苏州图途智能科技有限公司 | A space-saving high-efficiency cyclone separator and cleaning equipment |
| CN113303701A (en) * | 2021-05-27 | 2021-08-27 | 北京小狗吸尘器集团股份有限公司 | Vacuum cleaner |
| CN114027729A (en) * | 2021-10-27 | 2022-02-11 | 深圳市杉川机器人有限公司 | Portable dust collector and dust and air filtering component thereof |
| CN114985126B (en) * | 2022-03-15 | 2023-12-08 | 苏州克林威尔电器有限公司 | Novel cyclone dust separating structure |
| KR20240173853A (en) * | 2023-06-07 | 2024-12-16 | 엘지전자 주식회사 | Cleaner |
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| CN210204604U (en) * | 2019-05-15 | 2020-03-31 | 宁波普净环保科技有限公司 | Cyclone of dust collector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7770256B1 (en) * | 2004-04-30 | 2010-08-10 | Bissell Homecare, Inc. | Vacuum cleaner with multiple cyclonic dirt separators and bottom discharge dirt cup |
| KR20090118794A (en) * | 2008-05-14 | 2009-11-18 | 삼성광주전자 주식회사 | Cyclone dust collector |
| CN100544660C (en) * | 2008-06-26 | 2009-09-30 | 罗建元 | A vacuum cleaner dust separation cup |
| CN102551609B (en) * | 2012-02-06 | 2014-10-01 | 胡海荣 | cyclone separating type dust cup of dust collector |
| CN104545695B (en) * | 2015-01-28 | 2016-08-31 | 莱克电气股份有限公司 | A kind of two grades of dust and gas isolating constructions and comprise the dirt cup of this structure |
| CN109124461B (en) * | 2017-06-28 | 2024-03-15 | 苏州宝时得电动工具有限公司 | Handheld dust collector and dust collector assembly |
| CN108338743A (en) * | 2018-03-01 | 2018-07-31 | 江苏美的清洁电器股份有限公司 | Cyclone separator and dust catcher |
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2019
- 2019-05-15 CN CN201910400821.7A patent/CN110037615B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210204604U (en) * | 2019-05-15 | 2020-03-31 | 宁波普净环保科技有限公司 | Cyclone of dust collector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12342978B2 (en) | 2017-09-15 | 2025-07-01 | Omachron Intellectual Property Inc. | Surface cleaning apparatus |
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| CN110037615A (en) | 2019-07-23 |
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