CN117918740B - Dust removal structure with multi-cone filtration and inlet and outlet HEPA filtration combination - Google Patents
Dust removal structure with multi-cone filtration and inlet and outlet HEPA filtration combination Download PDFInfo
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- CN117918740B CN117918740B CN202410331084.0A CN202410331084A CN117918740B CN 117918740 B CN117918740 B CN 117918740B CN 202410331084 A CN202410331084 A CN 202410331084A CN 117918740 B CN117918740 B CN 117918740B
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- filter cotton
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- 239000000428 dust Substances 0.000 title claims abstract description 171
- 238000001914 filtration Methods 0.000 title claims description 61
- 229920000742 Cotton Polymers 0.000 claims abstract description 81
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 16
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 230000000630 rising effect Effects 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
- 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
- A47L9/165—Construction of inlets
-
- 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
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- 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 the technical field of dust collectors, in particular to a dust removing structure with a multi-cone filter and air inlet and outlet HEPA filter combination, which comprises a shell and a dust cup body, wherein the dust cup body is fixedly connected to the shell, a suction port assembly fixedly connected with the shell is arranged on the outer side of the dust cup body, a filter mechanism is arranged in the dust cup body, the filter mechanism comprises a multi-cone filter, a filter cotton assembly, an air inlet filter assembly and an air outlet filter assembly, an upper cutting sleeve and a lower cutting sleeve are respectively arranged at the top and the bottom of the multi-cone filter, the upper cutting sleeve is fixedly connected with the dust cup body, a dust collecting funnel is arranged on the lower cutting sleeve, a filter screen is fixedly arranged between the upper cutting sleeve and the lower cutting sleeve, and a spiral channel is arranged on the outer side of the upper cutting sleeve.
Description
Technical Field
The invention relates to the technical field of dust collectors, in particular to a dust removing structure with a combination of multi-cone filtration and inlet and outlet air HEPA filtration.
Background
The conventional hand-held cleaner usually cleans dust and particulate matters in air by mechanical filtration, and the working principle of the technology is that the dust and particulate matters are filtered out by sucking air and then the cleaned air is discharged, however, the mechanical filter needs to be replaced and cleaned regularly, so that the maintenance cost is high, and secondly, the mechanical filter can only filter larger particulate matters and cannot effectively treat micro-organisms such as dust and bacteria.
The utility model provides a current chinese patent CN213850447U hand-held type key dust collector, which comprises a housing, be provided with the cup shell in the casing, the upside of cup shell is provided with the passageway of breathing in, and the left side of cup shell is provided with airflow generation device, and airflow generation device's downside is provided with the battery package, airflow generation device's left side is provided with cyclone, and cyclone's left side is provided with the dust absorption mouth, and dust absorption mouth's downside is provided with dust extraction, and dust extraction includes dirt cup and suction inlet component, suction inlet component passes through dirt cup pivot spring and dirt cup and articulates, and suction inlet component passes through the suction inlet button and can dismantle the connection, the surface cover of casing is equipped with first rubber pad, and the inner wall fixedly connected with sound insulation cotton of first rubber pad, fixedly connected with buffer gear passes the first through-hole of seting up on the sound insulation cotton on the first rubber pad inner wall, the other end fixedly connected with two first stationary blades of buffer gear, and first stationary blade is articulated with the one end of connecting rod through the second stationary blade, and the other end of connecting rod is provided with dust absorption mouth, and two second stationary blades all are provided with dust absorption device at the dust cup and suction inlet, and suction inlet component includes dirt cup and suction inlet component, and suction inlet button can dismantle the connection, the surface of the housing is equipped with the housing, and two side surface mounting has the housing is kept away from the handle, and two side surface connection has the handle, and the two side is kept away from the two side at the fixed connection at the side of the handle, and two sliding sleeve is fixed connection.
According to the above patent, this patent is through setting up suction inlet subassembly, dirt cup pivot spring button and suction inlet button, utilize to press the suction inlet button and can make suction inlet subassembly spring under the effect of dirt cup pivot spring for the dust can directly pour from the oral area, this structure can not with dust direct contact when facilitating the use removes dust, reduced secondary pollution's danger, however this patent does not possess filter assembly, leads to the dust to recirculate in the air easily, still can cause secondary pollution's condition, consequently, the present needs can more thoroughly separate air and dust, make cleaner exhaust air cleaner's filter assembly.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention provides the dust removing structure with the combination of multi-cone filtration and inlet and outlet HEPA filtration, and the dust removing structure achieves the dust removing effect in a multi-stage filtration mode, efficiently filters dust, tiny particles and harmful substances in air, and enables the dust removing effect to be more thorough by the combination of multi-cone filtration and inlet and outlet HEPA filtration, improves the indoor air quality and does not produce secondary pollution.
In order to solve the problems in the prior art, the invention provides a dust removing structure with a multi-cone filter and an air inlet and outlet HEPA filter combination, which comprises a shell and a dust cup body, wherein the dust cup body is fixedly connected to the shell, a suction port component fixedly connected with the shell is arranged at the outer side of the dust cup body, the suction port component is provided with a dust collection channel communicated with the inner part of the dust cup body, a motor component is arranged on the shell, the motor component is provided with a fan blade wheel opposite to the cup opening direction of the dust cup body, the top of the shell is provided with a hood for protecting the motor component therein, an air outlet is arranged on the hood, a filter mechanism is arranged in the dust cup body, the filter mechanism comprises a multi-cone filter, a filter cotton component, an air inlet filter component and an air outlet filter component which are sequentially arranged from the dust cup body to the motor component, an upper cutting sleeve and a lower cutting sleeve are respectively arranged at the top and the bottom of the multi-cone filter, the upper cutting sleeve is fixedly connected with the dust cup body, the lower cutting sleeve is provided with a dust collection funnel with the end part extending to the bottom of the dust cup body, a filter screen which is used for sleeving the multi-cone filter therein is fixedly arranged between the upper cutting sleeve and the lower cutting sleeve, a spiral channel is arranged at the outer side of the upper cutting sleeve, a first dust falling chamber is formed between the dust collection funnel and the dust cup body, a second dust falling chamber is arranged inside the dust collection funnel, a filter cotton component is provided with a first filter cotton and a second filter cotton, the first filter cotton is movably arranged at the lower half part of the upper cutting sleeve, the second filter cotton is fixedly arranged at the upper half part of the upper cutting sleeve, the first filter cotton and the second filter cotton are of cylindrical structures, the second filter cotton is coaxial with the dust cup body, the first filter cotton can coaxially rotate relative to the second filter cotton, a wind driver is arranged between the first filter cotton and the upper cutting sleeve, the wind driver is provided with a ring sleeve, a rotary connecting piece is arranged between the ring sleeve and the upper cutting sleeve, the outer ring of the ring sleeve is uniformly provided with a plurality of blades along the circumferential direction, and the inner ring of the ring sleeve is provided with a clamping groove for clamping the first filter cotton therein.
Preferably, the outer wall of the upper clamping sleeve is provided with a spiral track which surrounds from the highest point to the lowest point, and the channel port of the dust collection channel is positioned at the position of the highest point of the spiral track, so that when air flows along the spiral track, a spiral channel is formed between the filter screen cover and the dust cup body.
Preferably, the multi-cone filter comprises a plurality of cone barrels, the bottom of the upper clamping sleeve and the upper end corresponding to each cone barrel are coaxially provided with a drainage channel for introducing air into the filter cotton assembly, the lower end of the lower clamping sleeve, corresponding to each cone barrel, of the surface of the lower clamping sleeve is provided with a dust falling port in a penetrating mode, dust falls into the second dust falling chamber, the surface of the upper half portion of each cone barrel is provided with an air inlet, and a cyclone chamber is formed between each cone barrel and the drainage channel.
Preferably, the direction of the air inlet formed on the cone is tangential to the outer surface of the drainage channel.
Preferably, a gap is reserved between the lower surface of the first filter cotton and the bottom of the upper clamping sleeve, and a gap is reserved between the upper surface of the first filter cotton and the lower surface of the second filter cotton.
Preferably, a narrow channel for air circulation is formed between the outer ring of the ring sleeve and the upper clamping sleeve.
Preferably, the rotary connecting piece is provided with a lower annular track and an upper annular track, the lower annular track and the upper annular track are coaxially and fixedly arranged in the upper clamping sleeve, a plurality of balls are respectively arranged between the lower annular track and the upper annular track and between the lower surface and the upper surface of the annular sleeve, annular grooves matched with the corresponding balls are respectively formed in the lower surface and the upper surface of the annular sleeve, and a gap is reserved between every two adjacent balls.
Preferably, the bottom of the dust cup body is provided with a detachable cup bottom.
Compared with the prior art, the application has the beneficial effects that: according to the application, the dust removal effect is achieved through a multistage filtering mode, so that air sequentially passes through the filter screen, the multi-cone filter, the filter cotton component, the air inlet filter component and the air outlet filter component, dust, tiny particles and harmful substances in the air are efficiently filtered, the discharged air is clean and pollution-free, the dust removal effect is more thorough through the combination of multi-cone filtration and the air inlet and outlet HEPA filtration, the air and the dust are more thoroughly separated, the indoor air quality is improved, and secondary pollution is avoided.
Drawings
Fig. 1 is a schematic perspective view of a dust removal structure with multi-cone filtration and inlet and outlet HEPA filtration combinations.
Fig. 2 is a partial perspective view of a dust removal structure with multi-cone filtration and inlet and outlet HEPA filtration combination.
Fig. 3 is a plan cross-sectional view of a dust removal structure with multi-cone filtration and inlet and outlet HEPA filtration combinations.
Fig. 4 is an exploded perspective view of a dust removal structure with multi-cone filtration and inlet and outlet HEPA filtration combination.
Fig. 5 is a schematic perspective view of a fan blade and filter mechanism with a multi-cone filtration and inlet and outlet HEPA filtration combined dust removal structure.
Fig. 6 is an exploded perspective view of a fan blade and filter mechanism with a dust removal structure of a multi-cone filtration and inlet and outlet HEPA filtration combination.
Fig. 7 is a front view of a fan blade and filter mechanism with a dust removal structure of a multi-cone filtration and inlet and outlet HEPA filtration combination.
Fig. 8 is a plan sectional view at A-A of fig. 7.
Fig. 9 is a plan sectional view at B-B of fig. 7.
Fig. 10 is an enlarged schematic view at C of fig. 9.
Fig. 11 is an enlarged schematic view at D of fig. 8.
The reference numerals in the figures are: 1. a housing; 11. a hood; 111. an exhaust port; 12. a handle; 2. a dust cup; 21. an upper cutting sleeve; 211. a spiral track; 22. a lower cutting sleeve; 221. a dust collection hopper; 2211. a first dust fall chamber; 2212. a second dust fall chamber; 222. filtering the net cover; 23. a cup bottom; 3. a suction port assembly; 31. a dust collection channel; 4. a motor assembly; 41. a wind impeller; 5. a filter mechanism; 51. a multi-cone filter; 511. a cone; 5111. an air inlet; 5112. a dust falling port; 512. a drainage channel; 5121. a cyclone chamber; 6. a filter cotton assembly; 61. a first filter cotton; 62. a second filter cotton; 63. a wind power driver; 631. a ring sleeve; 632. a blade; 6321. a narrow channel; 633. a lower annular rail; 634. an upper annular rail; 635. a ball; 7. an air inlet filter assembly; 8. and the air outlet filtering component.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1-6, a dust removing structure with multi-cone filtration and inlet and outlet HEPA filtration combination comprises a shell 1 and a dust cup body 2, wherein the dust cup body 2 is fixedly connected to the shell 1, a suction port component 3 fixedly connected to the shell 1 is arranged on the outer side of the dust cup body 2, the suction port component 3 is provided with a dust collection channel 31 communicated with the inside of the dust cup body 2, a motor component 4 is arranged on the shell 1, the motor component 4 is provided with a fan blade wheel 41 facing the direction of the cup mouth of the dust cup body 2, a hood 11 for protecting the motor component 4 therein is arranged on the top of the shell 1, an exhaust port 111 is arranged on the hood 11, a filter mechanism 5 is arranged in the inside of the dust cup body 2, the filter mechanism 5 comprises a multi-cone filter 51, a filter cotton component 6, an inlet filter component 7 and an outlet filter component 8 which are sequentially arranged from the direction of the dust cup body 2 to the motor component 4, an upper cutting ferrule 21 and a lower cutting ferrule 22 are respectively arranged on the top and the bottom of the multi-cone filter 51, the upper cutting ferrule 21 is fixedly connected with the dust cup body 2, a funnel 221 with the lower cutting ferrule 22 is arranged on the shell 22, an end part extends to the bottom of the dust cup body 2, a funnel 221 is arranged on the upper cutting ferrule 21, an air-down funnel 21 is arranged between the upper cutting ferrule 21 and the lower cutting ferrule 22 is arranged on the upper cutting ferrule 21 and the lower cutting ferrule 2, a funnel 221 is arranged between the upper cutting ferrule 21 and the lower cutting ferrule 2 is provided with the dust cup 2, a filter 1 is arranged inside the dust filter 1, and the dust filter cup is arranged inside the dust filter 2, and the dust filter chamber is formed inside a dust filter chamber and dust filter chamber has a dust filter chamber.
Be equipped with on the casing 1 and supply the handheld handle 12 of user, suction opening subassembly 3 are on a parallel with dirt cup 2, and air inlet filter element 7 specifically is air inlet HEPA subassembly, and air inlet HEPA subassembly is column structure, and air-out filter element 8 specifically is air-out HEPA subassembly, and air-out HEPA subassembly is tubular structure.
When a user starts the machine, the motor assembly 4 drives the air impeller 41 to rotate so as to generate negative pressure, sucked air and dust particles enter the dust suction passage 31 through the suction port assembly 3, the passage port of the dust suction passage 31 has a windward side, the windward side guides the air to enter the first dust falling chamber 2211 in the tangential direction of the dust cup body 2, so that the air achieves a primary cyclone effect in the first dust falling chamber 2211, the air flows along the spiral passage due to the spiral passage arranged outside the upper clamping sleeve 21, in the process, the air flows downwards in a spiral way so that the air can be slower when passing through the filter screen 222, more time and opportunities are provided for depositing the dust particles suspended in the air on the filter screen 222, more dust can be accumulated in the first dust falling chamber 2211, less dust can be accumulated in the second dust falling chamber 2212, and after the air enters the interior of the dust cup body 2, the air and dust particles pass through the filter screen 222, the filter screen 222 blocks the large particle dust outside, the large particle dust falls into the first dust falling chamber 2211, namely the bottom of the dust cup body 2, then the air enters the multi-cone filter 51, the multi-cone filter 51 separates and settles the small particle dust in the air by utilizing the cyclone and gravity effect, the secondary cyclone effect is achieved, the dust particles fall into the second dust falling chamber 2212, namely the dust collecting funnel 221, meanwhile, the filter cotton assembly 6 further filters the dust particles in the air, the air enters the air inlet HEPA assembly to carry out high-efficiency particle filtration after passing through the multi-cone filter 51 and the filter cotton assembly 6, the tiny particles, bacteria and other harmful substances are filtered out, the clean air enters the motor assembly 4 after passing through the air inlet HEPA assembly to carry out secondary filtration after passing through the air outlet HEPA assembly, the discharged air is ensured to accord with the sanitary standard, finally, the clean air is discharged through the air outlet 111, completing the entire dust removal process.
Referring to fig. 4 to 7, the outer wall of the upper ferrule 21 is provided with a spiral track 211 encircling from the highest point to the lowest point, and the passage opening of the dust collection passage 31 is located at the position just opposite to the highest point of the spiral track 211, and when air flows along the spiral track 211, a spiral passage is formed between the filter screen 222 and the dust cup 2.
The air flows downwards around the filter screen 222 in a spiral manner, large-particle dust is isolated in the first dust falling chamber 2211, the effect of first-stage dust falling is achieved, and the uniformity of the filter screen 222 on air filtration is ensured.
Referring to fig. 5-8, the multi-cone filter 51 is composed of a plurality of cone barrels 511, a drainage channel 512 for introducing air into the filter cotton assembly 6 is coaxially arranged at the bottom of the upper cutting sleeve 21 and corresponds to the upper end of each cone barrel 511, a dust falling opening 5112 for enabling dust to fall into the second dust falling chamber 2212 is formed in the surface of the lower cutting sleeve 22 and corresponds to the lower end of each cone barrel 511, an air inlet 5111 is formed in the surface of the upper half of each cone barrel 511, and a cyclone chamber 5121 is formed between each cone barrel 511 and the drainage channel 512.
When the air enters the cyclone chamber 5121 through the air inlet 5111, the air forms a downward rotating circulation around the drainage channel 512, so that particles in the air collide with each other, and small particle dust falls off, and meanwhile, part of dust particles can fall into the second dust falling chamber 2212 under the action of gravity due to the dust falling opening 5112 at the bottom of the cyclone chamber 5121.
Referring to fig. 9 and 10, the air inlet 5111 formed on the cone 511 is oriented tangentially to the outer surface of the drainage channel 512.
The surface of cone 511 evenly has seted up a plurality of air intakes 5111 around its circumferencial direction, and every air intake 5111's orientation all is tangent in the surface of drainage passageway 512, and the air passes through in the air intake 5111 gets into whirlwind room 5121, thereby the air makes decurrent whirlwind flow around drainage passageway 512, and the whirlwind effect has been improved in the setting up of a plurality of air intakes 5111, until the air passes through in the drainage passageway 512 gets into the cotton subassembly 6 of filtration, the dust of granule then receives the resistance of drainage passageway 512 surface at whirlwind in-process and drops to the second settling chamber in, reaches the effect of second grade dust fall.
Referring to fig. 3, 8 and 11, the filter cotton assembly 6 is provided with a first filter cotton 61 and a second filter cotton 62, the first filter cotton 61 is movably disposed at the lower half of the upper ferrule 21, the second filter cotton 62 is fixedly disposed at the upper half of the upper ferrule 21, the first filter cotton 61 and the second filter cotton 62 are both in a cylindrical structure, the second filter cotton 62 is coaxial with the dust cup 2, the first filter cotton 61 can coaxially rotate relative to the second filter cotton 62, and a wind driver 63 is disposed between the first filter cotton 61 and the upper ferrule 21.
After passing through the multi-cone filter 51, air enters the filter cotton assembly 6, and during the filtering process, the wind driver 63 can control the rotation speed of the first filter cotton 61 relative to the second filter cotton 62 according to the air flow, so as to adjust the filtering effect, the first filter cotton 61 can more fully filter tiny particles and dust in the air by rotating relative to the second filter cotton 62, ensure that the first filter cotton 61 uniformly filters the air rising from each cone 511, and the second filter cotton 62 is used for preventing part of the air from flowing out from the gaps of the wind driver 63.
Referring to fig. 11, a gap is left between the lower surface of the first filter cotton 61 and the bottom of the upper ferrule 21, and a gap is left between the upper surface of the first filter cotton 61 and the lower surface of the second filter cotton 62.
The clearance between the first filter cotton 61 and the ferrule is for preventing the air discharged from each cone 511 from being directed to one position of the first filter cotton 61, so that the remaining part of the first filter cotton 61 cannot play a role in filtering, and the filtering effect of the part of the first filter cotton 61 which is always passed through the air is affected, and the clearance between the first filter cotton 61 and the second filter cotton 62 is for preventing the rotation of the first filter cotton 61 from being resisted by the second filter cotton 62, so that the friction force is easily increased, and even the situation that the first filter cotton 61 cannot rotate is caused.
Referring to fig. 8 and 11, the wind power driver 63 is provided with a ring sleeve 631, a rotary connector is provided between the ring sleeve 631 and the upper clamping sleeve 21, a plurality of blades 632 are uniformly provided on the outer ring of the ring sleeve 631 along the circumferential direction, and a clamping groove for the first filter cotton 61 to be clamped therein is provided on the inner ring of the ring sleeve 631.
The vanes 632 are specifically angled, and as air is extracted, the air passes over the vanes 632, and the vanes 632 are caused to rotate by the turbulence of the air flow, thereby imparting rotation to the collar 631.
Referring to fig. 11, a narrow channel 6321 for air circulation is formed between the outer ring of the ring sleeve 631 and the upper ferrule 21.
The narrow channel 6321 is used for allowing part of air to enter, so that the ring sleeve 631 can be driven to rotate when passing through the blades 632, the part of air is filtered through the second filter cotton 62, and most of air passes through the first filter cotton 61 and then passes through the second filter cotton 62, so that the filtering effect is improved.
Referring to fig. 11, the rotary connector is provided with a lower annular track 633 and an upper annular track 634, the lower annular track 633 and the upper annular track 634 are coaxially and fixedly arranged in the upper clamping sleeve 21, a plurality of balls 635 are respectively arranged between the lower annular track 633 and the upper annular track 634 and the lower surface and the upper surface of the annular sleeve 631, annular grooves matched with the corresponding balls 635 are respectively arranged on the lower surface and the upper surface of the annular sleeve 631, and a gap is reserved between every two adjacent balls 635.
When the ring 631 rotates, the connection between the lower and upper annular rails 633, 634 and the ring 631 through the balls 635 reduces friction and increases smoothness and efficiency of rotation.
Referring to fig. 2, the bottom of the dirt cup 2 is provided with a removable cup bottom 23.
The detachable cup body can facilitate cleaning of dust inside the dust cup body 2 and dust in the dust collection funnel 221.
The invention achieves the dust removal effect through a multistage filtering mode, so that air sequentially passes through the filter screen 222, the multi-cone filter 51, the filter cotton assembly 6, the air inlet filter assembly 7 and the air outlet filter assembly 8, dust, tiny particles and harmful substances in the air are efficiently filtered, the discharged air is ensured to be clean and pollution-free, the dust removal effect is more thorough through the combination of multi-cone filtration and air inlet and outlet HEPA filtration, the indoor air quality is improved, and no secondary pollution is generated.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of the invention should be assessed as that of the appended claims.
Claims (8)
1. The dust removing structure with the combination of multi-cone filtration and inlet and outlet HEPA filtration comprises a shell (1) and a dust cup body (2);
the dust cup body (2) is fixedly connected to the machine shell (1), a suction port assembly (3) fixedly connected with the machine shell (1) is arranged on the outer side of the dust cup body (2), and the suction port assembly (3) is provided with a dust collection channel (31) communicated with the interior of the dust cup body (2);
A motor component (4) is arranged on the shell (1), the motor component (4) is provided with a fan blade wheel (41) which is opposite to the cup opening direction of the dust cup body (2), the top of the shell (1) is provided with a hood (11) for protecting the motor component (4) therein, and the hood (11) is provided with an exhaust port (111);
A filter mechanism (5) is arranged in the dust cup body (2);
the dust cup is characterized in that the filter mechanism (5) comprises a multi-cone filter (51), a filter cotton assembly (6), an air inlet filter assembly (7) and an air outlet filter assembly (8) which are sequentially arranged in the direction from the dust cup body (2) to the motor assembly (4);
the top and the bottom of the multi-cone filter (51) are respectively provided with an upper cutting sleeve (21) and a lower cutting sleeve (22), the upper cutting sleeve (21) is fixedly connected with the dust cup body (2), a dust collection funnel (221) with the end part extending to the bottom of the dust cup body (2) is arranged on the lower cutting sleeve (22), a filter screen cover (222) for sleeving the multi-cone filter (51) therein is fixedly arranged between the upper cutting sleeve (21) and the lower cutting sleeve (22), and a spiral channel is arranged on the outer side of the upper cutting sleeve (21);
a first dust falling chamber (2211) is formed between the dust collection funnel (221) and the dust cup body (2), and a second dust falling chamber (2212) is arranged inside the dust collection funnel (221);
The filter cotton assembly (6) is provided with a first filter cotton (61) and a second filter cotton (62);
the first filter cotton (61) is movably arranged at the lower half part of the upper clamping sleeve (21);
The second filter cotton (62) is fixedly arranged at the upper half part of the upper clamping sleeve (21), the first filter cotton (61) and the second filter cotton (62) are of cylindrical structures, the second filter cotton (62) is coaxial with the dust cup body (2), and the first filter cotton (61) can coaxially rotate relative to the second filter cotton (62);
A wind driver (63) is arranged between the first filter cotton (61) and the upper clamping sleeve (21);
the wind power driver (63) is provided with a ring sleeve (631), a rotary connecting piece is arranged between the ring sleeve (631) and the upper clamping sleeve (21), a plurality of blades (632) are uniformly arranged on the outer ring of the ring sleeve (631) along the circumferential direction of the ring sleeve, and a clamping groove for clamping the first filter cotton (61) therein is formed in the inner ring of the ring sleeve (631).
2. The dust removal structure with the combination of multi-cone filtration and air inlet and outlet HEPA filtration according to claim 1, wherein the outer wall of the upper cutting sleeve (21) is provided with a spiral track (211) encircling from the highest point to the lowest point, and the channel opening of the dust collection channel (31) is positioned at the highest point of the spiral track (211), and when air flows along the spiral track (211), a spiral channel is formed between the filter screen cover (222) and the dust cup body (2).
3. The dust removal structure with the multi-cone filtration and air inlet and outlet HEPA filtration combination according to claim 1, wherein the multi-cone filter (51) is composed of a plurality of cone barrels (511), a drainage channel (512) for introducing air into the filter cotton assembly (6) is coaxially arranged at the bottom of the upper cutting sleeve (21) and corresponds to the upper end of each cone barrel (511), a dust falling opening (5112) for enabling dust to fall into the second dust falling chamber (2212) is formed in the surface of the lower cutting sleeve (22) and corresponds to the lower end of each cone barrel (511), an air inlet (5111) is formed in the surface of the upper half part of each cone barrel (511), and a cyclone chamber (5121) is formed between each cone barrel (511) and each drainage channel (512).
4. A dust removal structure with a combination of multi-cone filtration and inlet and outlet HEPA filtration according to claim 3, wherein the inlet (5111) of the cone (511) is oriented tangentially to the outer surface of the drainage channel (512).
5. The dust removal structure with the combination of multi-cone filtration and air inlet and outlet HEPA filtration according to claim 1, wherein a gap is left between the lower surface of the first filter cotton (61) and the bottom of the upper clamping sleeve (21), and a gap is left between the upper surface of the first filter cotton (61) and the lower surface of the second filter cotton (62).
6. The dust removal structure with multi-cone filtration and inlet and outlet HEPA filtration combination according to claim 1, wherein a narrow channel (6321) for air circulation is formed between the outer ring of the ring sleeve (631) and the upper clamping sleeve (21).
7. The dust removal structure with multi-cone filtration and air inlet and outlet HEPA filtration combination according to claim 1, wherein the rotary connecting piece is provided with a lower annular track (633) and an upper annular track (634), the lower annular track (633) and the upper annular track (634) are coaxially and fixedly arranged in the upper clamping sleeve (21), a plurality of balls (635) are respectively arranged between the lower annular track (633) and the upper annular track (634) and the lower surface and the upper surface of the annular sleeve (631), annular grooves matched with the corresponding balls (635) are respectively formed in the lower surface and the upper surface of the annular sleeve (631), and gaps are reserved between every two adjacent balls (635).
8. The dust removal structure with multi-cone filtration and inlet and outlet HEPA filtration combination according to claim 1, wherein the bottom of the dust cup (2) is provided with a detachable cup bottom (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410331084.0A CN117918740B (en) | 2024-03-22 | 2024-03-22 | Dust removal structure with multi-cone filtration and inlet and outlet HEPA filtration combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410331084.0A CN117918740B (en) | 2024-03-22 | 2024-03-22 | Dust removal structure with multi-cone filtration and inlet and outlet HEPA filtration combination |
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| Publication Number | Publication Date |
|---|---|
| CN117918740A CN117918740A (en) | 2024-04-26 |
| CN117918740B true CN117918740B (en) | 2024-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410331084.0A Active CN117918740B (en) | 2024-03-22 | 2024-03-22 | Dust removal structure with multi-cone filtration and inlet and outlet HEPA filtration combination |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210673197U (en) * | 2019-06-13 | 2020-06-05 | 苏州爱普电器有限公司 | Dust collecting device and handheld vacuum cleaner |
| CN211559935U (en) * | 2019-12-17 | 2020-09-25 | 深圳市杉川机器人有限公司 | Intelligent sweeping robot filter screen active dust removal and anti-clogging system and its sweeping robot |
| CN215127983U (en) * | 2021-03-11 | 2021-12-14 | 北京顺造科技有限公司 | Hand-held type dust catcher |
| CN219763227U (en) * | 2023-03-27 | 2023-09-29 | 拓浦精工智能制造（邵阳）有限公司 | Air duct structure for dust collector and dust collector comprising same |
| CN116898322A (en) * | 2023-07-19 | 2023-10-20 | 苏州利飞特新能源电气有限公司 | Filter components and vacuum cleaners |
| CN117502962A (en) * | 2023-12-02 | 2024-02-06 | 苏州和清电器有限公司 | Dust collecting station of vacuum motor-free dust collector |
-
2024
- 2024-03-22 CN CN202410331084.0A patent/CN117918740B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210673197U (en) * | 2019-06-13 | 2020-06-05 | 苏州爱普电器有限公司 | Dust collecting device and handheld vacuum cleaner |
| CN211559935U (en) * | 2019-12-17 | 2020-09-25 | 深圳市杉川机器人有限公司 | Intelligent sweeping robot filter screen active dust removal and anti-clogging system and its sweeping robot |
| CN215127983U (en) * | 2021-03-11 | 2021-12-14 | 北京顺造科技有限公司 | Hand-held type dust catcher |
| CN219763227U (en) * | 2023-03-27 | 2023-09-29 | 拓浦精工智能制造（邵阳）有限公司 | Air duct structure for dust collector and dust collector comprising same |
| CN116898322A (en) * | 2023-07-19 | 2023-10-20 | 苏州利飞特新能源电气有限公司 | Filter components and vacuum cleaners |
| CN117502962A (en) * | 2023-12-02 | 2024-02-06 | 苏州和清电器有限公司 | Dust collecting station of vacuum motor-free dust collector |
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| Publication number | Publication date |
|---|---|
| CN117918740A (en) | 2024-04-26 |
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