CN102266210A - High-efficiency air filter - Google Patents
High-efficiency air filter Download PDFInfo
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- CN102266210A CN102266210A CN2010101903360A CN201010190336A CN102266210A CN 102266210 A CN102266210 A CN 102266210A CN 2010101903360 A CN2010101903360 A CN 2010101903360A CN 201010190336 A CN201010190336 A CN 201010190336A CN 102266210 A CN102266210 A CN 102266210A
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- air filter
- orifice plate
- water conservancy
- conservancy diversion
- high efficiency
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Abstract
The invention discloses a high-efficiency air filter. The high-efficiency air filter is in a box-shaped structure; an air inlet is formed on the front wall plate of the high-efficiency air filter; an exhaust hole is reserved on the back wall plate; a filter material is arranged in an internal cavity; a diversion orifice plate is arranged between the filter material and the front wall plate; and a plurality of through holes are formed on the diversion orifice plate. In the high-efficiency air filter, the diversion orifice plate is arranged between the front wall plate and the filter material of the high-efficiency air filter; because the aperture of the through holes on the upper part of the diversion orifice plate is small and the aperture of the through holes on the lower part of the diversion orifice plate is large, part air can be dispersed to the lower part of the diversion orifice plate with low flow resistance under the influence of high flow resistance of the upper part; thus, the air flows into sponge becomes uniform, and the sponge air inlet is not easy to block, the cleaning period becomes longer, and user satisfaction degree is improved. Simultaneously the air flow of the overall high-efficiency air filter is uniformized so that the overall flow resistance of the high-efficiency air filter becomes lower, the suction of a vacuum cleaner is improved, and product quality is improved.
Description
Technical field
The present invention relates to a kind of dust catcher, be specifically related to a kind of high efficiency particle air filter.
Background technology
Usually, vacuum cleaner is to utilize vacuum to produce suction to suck air, makes air flow through various filters, airborne foreign matter is filtered the device in the cleaning chamber.
In general, vacuum cleaner mainly comprises aspirator and suction line, with motor and blower fan is that the aspirator that dominant shape becomes is arranged in the body, suction line comprises suction nozzle and air intake duct, and the air entry of the oriented under shed of suction nozzle and telescoping tube and flexible pipe by air intake duct communicate with the air inlet of body inner blower.During the dust catcher running, the impeller of motor drives blower fan rotates at a high speed, and the air in the dust catcher is discharged, and forms instantaneous vacuum in dust catcher, and forms a quite high Negative Pressure Difference between the ambient atmosphere.Under the effect of this Negative Pressure Difference, near the dust the suction nozzle sucks in the dust bucket in the body by air entry together with air.The air that contains dust after filtering, flows back to the dust catcher outside from air outlet again in the body dust bucket.Like this, just reach the effect of dust out, clean floor.The suction rate of vacuum cleaner is divided into a plurality of class of operating control, adapts to the scope of operation of different cleaning objects such as ground, bed surface, sofa, corner, so that aspirate dust everywhere better.
Press the use and the moving method of vacuum cleaner, can be divided into horizontally, vertical, portable etc., little foreign matters such as dust clean: ground such as vertical easy cleaning woollen blanket with comparalive ease in the wherein horizontal family that is mainly used in; The portable narrow positions such as step, desktop of easily cleaning.
In addition, vacuum cleaner can be divided into filer element type, cyclone type to the mode that foreign matters such as dust, hair filter by it.Wherein filer element type makes the air that contains foreign matter flow through a kind of dry goods dust bag, foreign matter filtered to change dust bag periodically, and cyclone type makes the suction air generation swirling flow that contains foreign matter, fall the bottom surface with sucking the deadweight effect tenesmus of airborne foreign matter in rotary course, do not need dust bag, its use amount just constantly rises.
The against vacuum dust catcher, no matter be vertical type dust collector or horizontal dust collector, the process filtered air is before entering motor cavity, all will be through filtering once more in order to avoid dust enters motor internal, influence machine operation even damage motor, in the prior art, generally adopt high efficiency particle air filter (hepa) that air-flow is filtered once more.
Fig. 1 is the decomposing schematic representation of the high efficiency particle air filter of prior art.As shown in Figure 1, high efficiency particle air filter 10 is a box body structure, and its front surface is provided with air inlet 14, so that air-flow enters high efficiency particle air filter inside, its rear wall 15 is provided with the steam vent 18 of a plurality of perforations, so that enter motor cavity through the clean gas of filtering; Be provided with porous filter material 13 in the inside of high efficiency particle air filter 10, be generally sponge, in order to air-flow is implemented to filter; Its outside also is provided with the fixture that is fixed in dust catcher inside.
But also there is following deficiency in the prior art:
Because what adopt is dust in the porous material filtered airflow, gathering along with dust in the filtering material, especially dust easily accumulates in the air inlet place, this will have a strong impact on the air-breathing power of machine, What is more, can cause runner to block, and system damping increases like this, can influence the air-breathing power of machine, so need regular cleaning or change high efficiency particle air filter.
Summary of the invention
Technical problem to be solved by this invention is the shortcoming that overcomes prior art, a kind of pod apertures plate structure is provided, and it can disperse by steering current, avoids concentrating on the air inlet place and passes through filtering material, avoid runner to be blocked, prolong the cycle of cleaning or replacing high efficiency particle air filter.
The technical solution adopted in the present invention is:
A kind of high efficiency particle air filter, it is a box shape structure, is formed with air inlet on its front panel, squab panel is provided with steam vent, be provided with filtering material in the internal cavity, between filtering material and front panel, be provided with the water conservancy diversion orifice plate, offer a plurality of through holes on the described water conservancy diversion orifice plate.
Described through hole is circular.
The aperture of described through hole progressively increases to the lower end from pod apertures plate top.
The aperture of described through hole is that the outside radiant type in center progressively increases with corresponding air inlet place.
Be formed with narrow chamber between water conservancy diversion orifice plate and front panel.
Water conservancy diversion orifice plate and front panel corresponding surface are formed with the water conservancy diversion rib.
Described water conservancy diversion rib extends along the above-below direction of water conservancy diversion orifice plate.
Described water conservancy diversion rib is that the outside radiant type in center is extended with corresponding air inlet place.
Distance between water conservancy diversion orifice plate and the front panel progressively increases from top to bottom.
The invention has the beneficial effects as follows: high efficiency particle air filter of the present invention, the water conservancy diversion orifice plate is set between its front panel and filtering material, because its top through-hole aperture is little, the lower through-hole aperture is big, the flow resistance on top is big like this, and the flow resistance of bottom is little, originally major part all flows to the gas of sponge from air inlet, under the big influence of top flow resistance, have portion gas and be distributed to the less water conservancy diversion orifice plate bottom of flow resistance, the gas that the flows to sponge like this homogenising that just becomes, sponge air inlet place is not easy to stop up, cleaning cycle is elongated, improves user satisfaction.The air-flow homogenising of whole high efficiency particle air filter makes the overall flow resistance of high efficiency particle air filter diminish simultaneously, has improved the suction of dust catcher, improves product quality.
Description of drawings
Fig. 1 is the decomposition texture schematic diagram of the high efficiency particle air filter of prior art;
Fig. 2 is the structural representation of high efficiency particle air filter of the present invention;
Fig. 3 is the decomposition texture schematic diagram of high efficiency particle air filter of the present invention;
Fig. 4 is the structural representation of water conservancy diversion orifice plate of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments high efficiency particle air filter of the present invention is described in further detail:
Shown in Fig. 2-4, high efficiency particle air filter 20 of the present invention is a box body structure, and described box body is divided into two parts: front panel 21 and the sidewall that forms four limits, the same side; Squab panel 25, and the sidewall that is formed on four limits, the same side regularly, four sidewalls on the described squab panel 25 can just insert four interior volume that sidewall limited to of front panel 21 with fastening.Central upper portion place in front panel is formed with air inlet 24, so that air-flow enters high efficiency particle air filter inside, wallboard 25 is provided with a plurality of steam vents 28 thereafter, so that enter motor cavity through the clean gas of filtering.Wherein, inside cavity at box body is provided with porous filter material 23, be generally sponge, in order to air-flow is implemented to filter, for strengthening guiding to air inlet 24 place's air-flows, be provided with water conservancy diversion orifice plate 30 between front panel 21 and filtering material 23, described water conservancy diversion orifice plate 30 is the hard sheet structure, generally its thickness about 2mm.
Described water conservancy diversion orifice plate 30 is provided with the manhole 31 of perforation, when air-flow enters from air inlet 24, impact to water conservancy diversion orifice plate 30, the part air-flow passes water conservancy diversion orifice plate 30 from the through hole corresponding to air inlet 24 places and enters in the filtering material 23, and all the other air-flows are disperseed the through hole through other positions to pass the water conservancy diversion orifice plate to enter filtering material.For guaranteeing that air-flow is unimpeded by what disperse the back to flow, the inside sidewalls of described front panel is provided with position limiting structure, and it makes water conservancy diversion orifice plate 30 and front panel 21 inner surfaces be provided with to the interval, guarantees that remaining with certain narrow chamber between the two is beneficial to air current flow.
Further, for improving the dispersion effect of air-flow, alleviate the filtration burden at corresponding air inlet place, the through-hole aperture of described water conservancy diversion orifice plate progressively increases down mutually from top, and promptly less corresponding to the through-hole diameter of the water conservancy diversion orifice plate at air inlet place, its diameter is about 2mm, and more down the aperture is big more, progressively increase to about 15mm, this has just improved the dispersion effect to air-flow, avoids producing bigger damping simultaneously.It is that the center radiation formula progressively increases symmetrically that the aperture increase mode of certain described through hole can also be taked with corresponding air inlet place.
Further, be formed with the water conservancy diversion rib corresponding to the front panel side on the water conservancy diversion orifice plate, described water conservancy diversion rib vertically is provided with steering current at interval and flows downwards or upwards, prevents turbulent flow.Certain described water conservancy diversion rib set-up mode is not limited to up and down and extends, and is that the center radiation formula stretches out the effect that can play steering current equally is set with corresponding air inlet place.
In addition, the water conservancy diversion orifice plate is set its relative front panel is tilted, promptly the distance between water conservancy diversion orifice plate and the front panel progressively increases from top to bottom, is more conducive to air-flow like this and flows downward, and realizes the present invention's purpose.
To further set forth the present invention by description below the course of work:
The air-flow of in spiral-flow type filter or dust bag, separating, enter by air inlet 24 and directly to impact water conservancy diversion orifice plate 30 behind the high efficiency particle air filter, the part air-flow passes water conservancy diversion orifice plate 30 from the through hole corresponding to air inlet 24 places and enters in the filtering material 23, and all the other air-flows are disperseed the through hole through other positions to pass deflector to enter filtering material.Because more down the big more flow resistance of through-hole aperture is more little, this just is easy to air-flow and flows downward in narrow chamber, simultaneously under the guiding of water conservancy diversion rib, can pass the water conservancy diversion orifice plate by the large aperture through hole fast and enter filtering material, enter motor cavity through after the filtration of filtering material then, be that whole filtering material all has the air communication mistake, avoided concentrations at the air inlet place.
In sum, high efficiency particle air filter of the present invention, the water conservancy diversion orifice plate is set between its front panel and filtering material, because its top through-hole aperture is little, the lower through-hole aperture is big, the flow resistance on top is big like this, and the flow resistance of bottom is little, originally major part all flows to the gas of sponge from air inlet, under the big influence of top flow resistance, has portion gas and is distributed to the less water conservancy diversion orifice plate bottom of flow resistance, the gas that the flows to sponge like this homogenising that just becomes, sponge air inlet place is not easy to stop up, and cleaning cycle is elongated, improves user satisfaction.The air-flow homogenising of whole high efficiency particle air filter makes the overall flow resistance of high efficiency particle air filter diminish simultaneously, has improved the suction of dust catcher, improves product quality.
The above only is a preferred implementation of the present invention; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications; as change the shape of through hole or symmetric mode etc. is set, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. high efficiency particle air filter, it is a box shape structure, be formed with air inlet on its front panel, squab panel is provided with steam vent, be provided with filtering material in the internal cavity, it is characterized in that: between filtering material and front panel, be provided with water conservancy diversion orifice plate (30), offer a plurality of through holes (31) on the described water conservancy diversion orifice plate (30).
2. high efficiency particle air filter as claimed in claim 1 is characterized in that: described through hole (31) is for circular.
3. high efficiency particle air filter as claimed in claim 1 is characterized in that: the aperture of described through hole (31) progressively increases to the lower end from pod apertures plate (30) top.
4. high efficiency particle air filter as claimed in claim 1 is characterized in that: the aperture of described through hole (31) is that the outside radiant type in center progressively increases with corresponding air inlet place.
5. high efficiency particle air filter as claimed in claim 1 is characterized in that: be formed with narrow chamber between water conservancy diversion orifice plate (30) and front panel.
6. high efficiency particle air filter as claimed in claim 1 is characterized in that: water conservancy diversion orifice plate (30) is formed with the water conservancy diversion rib with the front panel corresponding surface.
7. high efficiency particle air filter as claimed in claim 6 is characterized in that: described water conservancy diversion rib extends along the above-below direction of water conservancy diversion orifice plate (30).
8. high efficiency particle air filter as claimed in claim 6 is characterized in that: described water conservancy diversion rib is that the outside radiant type in center is extended with corresponding air inlet place.
9. high efficiency particle air filter as claimed in claim 1 is characterized in that: the distance between water conservancy diversion orifice plate (30) and the front panel progressively increases from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010190336.0A CN102266210B (en) | 2010-06-02 | 2010-06-02 | High efficiency particle air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010190336.0A CN102266210B (en) | 2010-06-02 | 2010-06-02 | High efficiency particle air filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102266210A true CN102266210A (en) | 2011-12-07 |
| CN102266210B CN102266210B (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010190336.0A Expired - Fee Related CN102266210B (en) | 2010-06-02 | 2010-06-02 | High efficiency particle air filter |
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| Country | Link |
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| CN (1) | CN102266210B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535946A (en) * | 2015-04-13 | 2020-08-14 | 现代自动车株式会社 | Filter unit for a canister |
| CN112716355A (en) * | 2020-12-24 | 2021-04-30 | 北京小狗吸尘器集团股份有限公司 | Cleaning tool with separating component |
| CN112716356A (en) * | 2020-12-24 | 2021-04-30 | 北京小狗吸尘器集团股份有限公司 | Cleaning tool with separating component |
Citations (6)
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| CN1510351A (en) * | 2002-12-23 | 2004-07-07 | ���ǵ�����ʽ���� | Air-purifier |
| CN1637355A (en) * | 2003-12-22 | 2005-07-13 | 三星电子株式会社 | Air cleaner |
| CN1824380A (en) * | 2006-02-09 | 2006-08-30 | 刘阳生 | New type purification filtering material |
| CN1892125A (en) * | 2005-06-30 | 2007-01-10 | 三星电子株式会社 | Air purifier |
| EP2014365A2 (en) * | 2007-06-01 | 2009-01-14 | Institute of Occupational Safety and Health, Council of Labor Affairs | Air curtain-isolated biosafety cabinet |
| WO2010012659A2 (en) * | 2008-07-28 | 2010-02-04 | BSH Bosch und Siemens Hausgeräte GmbH | Dishwasher with sorption dryer device |
-
2010
- 2010-06-02 CN CN201010190336.0A patent/CN102266210B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1510351A (en) * | 2002-12-23 | 2004-07-07 | ���ǵ�����ʽ���� | Air-purifier |
| CN1637355A (en) * | 2003-12-22 | 2005-07-13 | 三星电子株式会社 | Air cleaner |
| CN1892125A (en) * | 2005-06-30 | 2007-01-10 | 三星电子株式会社 | Air purifier |
| CN1824380A (en) * | 2006-02-09 | 2006-08-30 | 刘阳生 | New type purification filtering material |
| EP2014365A2 (en) * | 2007-06-01 | 2009-01-14 | Institute of Occupational Safety and Health, Council of Labor Affairs | Air curtain-isolated biosafety cabinet |
| WO2010012659A2 (en) * | 2008-07-28 | 2010-02-04 | BSH Bosch und Siemens Hausgeräte GmbH | Dishwasher with sorption dryer device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535946A (en) * | 2015-04-13 | 2020-08-14 | 现代自动车株式会社 | Filter unit for a canister |
| CN112716355A (en) * | 2020-12-24 | 2021-04-30 | 北京小狗吸尘器集团股份有限公司 | Cleaning tool with separating component |
| CN112716356A (en) * | 2020-12-24 | 2021-04-30 | 北京小狗吸尘器集团股份有限公司 | Cleaning tool with separating component |
| CN112716355B (en) * | 2020-12-24 | 2022-04-22 | 北京小狗吸尘器集团股份有限公司 | Cleaning tool with separating component |
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| Publication number | Publication date |
|---|---|
| CN102266210B (en) | 2015-08-05 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160602 |